2 * Internet Printing Protocol functions for CUPS.
4 * Copyright © 2007-2018 by Apple Inc.
5 * Copyright © 1997-2007 by Easy Software Products, all rights reserved.
7 * Licensed under Apache License v2.0. See the file "LICENSE" for more
12 * Include necessary headers...
15 #include "cups-private.h"
26 static ipp_attribute_t
*ipp_add_attr(ipp_t
*ipp
, const char *name
,
27 ipp_tag_t group_tag
, ipp_tag_t value_tag
,
29 static void ipp_free_values(ipp_attribute_t
*attr
, int element
,
31 static char *ipp_get_code(const char *locale
, char *buffer
, size_t bufsize
) _CUPS_NONNULL(1,2);
32 static char *ipp_lang_code(const char *locale
, char *buffer
, size_t bufsize
) _CUPS_NONNULL(1,2);
33 static size_t ipp_length(ipp_t
*ipp
, int collection
);
34 static ssize_t
ipp_read_http(http_t
*http
, ipp_uchar_t
*buffer
,
36 static ssize_t
ipp_read_file(int *fd
, ipp_uchar_t
*buffer
,
38 static void ipp_set_error(ipp_status_t status
, const char *format
,
40 static _ipp_value_t
*ipp_set_value(ipp_t
*ipp
, ipp_attribute_t
**attr
,
42 static ssize_t
ipp_write_file(int *fd
, ipp_uchar_t
*buffer
,
47 * '_cupsBufferGet()' - Get a read/write buffer.
50 char * /* O - Buffer */
51 _cupsBufferGet(size_t size
) /* I - Size required */
53 _cups_buffer_t
*buffer
; /* Current buffer */
54 _cups_globals_t
*cg
= _cupsGlobals();
58 for (buffer
= cg
->cups_buffers
; buffer
; buffer
= buffer
->next
)
59 if (!buffer
->used
&& buffer
->size
>= size
)
64 if ((buffer
= malloc(sizeof(_cups_buffer_t
) + size
- 1)) == NULL
)
67 buffer
->next
= cg
->cups_buffers
;
69 cg
->cups_buffers
= buffer
;
79 * '_cupsBufferRelease()' - Release a read/write buffer.
83 _cupsBufferRelease(char *b
) /* I - Buffer to release */
85 _cups_buffer_t
*buffer
; /* Buffer */
89 * Mark this buffer as unused...
92 buffer
= (_cups_buffer_t
*)(b
- offsetof(_cups_buffer_t
, d
));
98 * 'ippAddBoolean()' - Add a boolean attribute to an IPP message.
100 * The @code ipp@ parameter refers to an IPP message previously created using
101 * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions.
103 * The @code group@ parameter specifies the IPP attribute group tag: none
104 * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@),
105 * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation
106 * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription
107 * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@).
110 ipp_attribute_t
* /* O - New attribute */
111 ippAddBoolean(ipp_t
*ipp
, /* I - IPP message */
112 ipp_tag_t group
, /* I - IPP group */
113 const char *name
, /* I - Name of attribute */
114 char value
) /* I - Value of attribute */
116 ipp_attribute_t
*attr
; /* New attribute */
119 DEBUG_printf(("ippAddBoolean(ipp=%p, group=%02x(%s), name=\"%s\", value=%d)", (void *)ipp
, group
, ippTagString(group
), name
, value
));
122 * Range check input...
125 if (!ipp
|| !name
|| group
< IPP_TAG_ZERO
||
126 group
== IPP_TAG_END
|| group
>= IPP_TAG_UNSUPPORTED_VALUE
)
130 * Create the attribute...
133 if ((attr
= ipp_add_attr(ipp
, name
, group
, IPP_TAG_BOOLEAN
, 1)) == NULL
)
136 attr
->values
[0].boolean
= value
;
143 * 'ippAddBooleans()' - Add an array of boolean values.
145 * The @code ipp@ parameter refers to an IPP message previously created using
146 * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions.
148 * The @code group@ parameter specifies the IPP attribute group tag: none
149 * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@),
150 * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation
151 * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription
152 * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@).
155 ipp_attribute_t
* /* O - New attribute */
156 ippAddBooleans(ipp_t
*ipp
, /* I - IPP message */
157 ipp_tag_t group
, /* I - IPP group */
158 const char *name
, /* I - Name of attribute */
159 int num_values
, /* I - Number of values */
160 const char *values
) /* I - Values */
162 int i
; /* Looping var */
163 ipp_attribute_t
*attr
; /* New attribute */
164 _ipp_value_t
*value
; /* Current value */
167 DEBUG_printf(("ippAddBooleans(ipp=%p, group=%02x(%s), name=\"%s\", num_values=%d, values=%p)", (void *)ipp
, group
, ippTagString(group
), name
, num_values
, (void *)values
));
170 * Range check input...
173 if (!ipp
|| !name
|| group
< IPP_TAG_ZERO
||
174 group
== IPP_TAG_END
|| group
>= IPP_TAG_UNSUPPORTED_VALUE
||
179 * Create the attribute...
182 if ((attr
= ipp_add_attr(ipp
, name
, group
, IPP_TAG_BOOLEAN
, num_values
)) == NULL
)
187 for (i
= num_values
, value
= attr
->values
;
190 value
->boolean
= *values
++;
198 * 'ippAddCollection()' - Add a collection value.
200 * The @code ipp@ parameter refers to an IPP message previously created using
201 * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions.
203 * The @code group@ parameter specifies the IPP attribute group tag: none
204 * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@),
205 * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation
206 * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription
207 * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@).
209 * @since CUPS 1.1.19/macOS 10.3@
212 ipp_attribute_t
* /* O - New attribute */
213 ippAddCollection(ipp_t
*ipp
, /* I - IPP message */
214 ipp_tag_t group
, /* I - IPP group */
215 const char *name
, /* I - Name of attribute */
216 ipp_t
*value
) /* I - Value */
218 ipp_attribute_t
*attr
; /* New attribute */
221 DEBUG_printf(("ippAddCollection(ipp=%p, group=%02x(%s), name=\"%s\", value=%p)", (void *)ipp
, group
, ippTagString(group
), name
, (void *)value
));
224 * Range check input...
227 if (!ipp
|| !name
|| group
< IPP_TAG_ZERO
||
228 group
== IPP_TAG_END
|| group
>= IPP_TAG_UNSUPPORTED_VALUE
)
232 * Create the attribute...
235 if ((attr
= ipp_add_attr(ipp
, name
, group
, IPP_TAG_BEGIN_COLLECTION
, 1)) == NULL
)
238 attr
->values
[0].collection
= value
;
248 * 'ippAddCollections()' - Add an array of collection values.
250 * The @code ipp@ parameter refers to an IPP message previously created using
251 * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions.
253 * The @code group@ parameter specifies the IPP attribute group tag: none
254 * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@),
255 * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation
256 * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription
257 * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@).
259 * @since CUPS 1.1.19/macOS 10.3@
262 ipp_attribute_t
* /* O - New attribute */
264 ipp_t
*ipp
, /* I - IPP message */
265 ipp_tag_t group
, /* I - IPP group */
266 const char *name
, /* I - Name of attribute */
267 int num_values
, /* I - Number of values */
268 const ipp_t
**values
) /* I - Values */
270 int i
; /* Looping var */
271 ipp_attribute_t
*attr
; /* New attribute */
272 _ipp_value_t
*value
; /* Current value */
275 DEBUG_printf(("ippAddCollections(ipp=%p, group=%02x(%s), name=\"%s\", num_values=%d, values=%p)", (void *)ipp
, group
, ippTagString(group
), name
, num_values
, (void *)values
));
278 * Range check input...
281 if (!ipp
|| !name
|| group
< IPP_TAG_ZERO
||
282 group
== IPP_TAG_END
|| group
>= IPP_TAG_UNSUPPORTED_VALUE
||
287 * Create the attribute...
290 if ((attr
= ipp_add_attr(ipp
, name
, group
, IPP_TAG_BEGIN_COLLECTION
,
291 num_values
)) == NULL
)
296 for (i
= num_values
, value
= attr
->values
;
300 value
->collection
= (ipp_t
*)*values
++;
301 value
->collection
->use
++;
310 * 'ippAddDate()' - Add a dateTime attribute to an IPP message.
312 * The @code ipp@ parameter refers to an IPP message previously created using
313 * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions.
315 * The @code group@ parameter specifies the IPP attribute group tag: none
316 * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@),
317 * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation
318 * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription
319 * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@).
322 ipp_attribute_t
* /* O - New attribute */
323 ippAddDate(ipp_t
*ipp
, /* I - IPP message */
324 ipp_tag_t group
, /* I - IPP group */
325 const char *name
, /* I - Name of attribute */
326 const ipp_uchar_t
*value
) /* I - Value */
328 ipp_attribute_t
*attr
; /* New attribute */
331 DEBUG_printf(("ippAddDate(ipp=%p, group=%02x(%s), name=\"%s\", value=%p)", (void *)ipp
, group
, ippTagString(group
), name
, (void *)value
));
334 * Range check input...
337 if (!ipp
|| !name
|| !value
|| group
< IPP_TAG_ZERO
||
338 group
== IPP_TAG_END
|| group
>= IPP_TAG_UNSUPPORTED_VALUE
)
342 * Create the attribute...
345 if ((attr
= ipp_add_attr(ipp
, name
, group
, IPP_TAG_DATE
, 1)) == NULL
)
348 memcpy(attr
->values
[0].date
, value
, 11);
355 * 'ippAddInteger()' - Add a integer attribute to an IPP message.
357 * The @code ipp@ parameter refers to an IPP message previously created using
358 * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions.
360 * The @code group@ parameter specifies the IPP attribute group tag: none
361 * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@),
362 * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation
363 * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription
364 * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@).
366 * Supported values include enum (@code IPP_TAG_ENUM@) and integer
367 * (@code IPP_TAG_INTEGER@).
370 ipp_attribute_t
* /* O - New attribute */
371 ippAddInteger(ipp_t
*ipp
, /* I - IPP message */
372 ipp_tag_t group
, /* I - IPP group */
373 ipp_tag_t value_tag
, /* I - Type of attribute */
374 const char *name
, /* I - Name of attribute */
375 int value
) /* I - Value of attribute */
377 ipp_attribute_t
*attr
; /* New attribute */
380 DEBUG_printf(("ippAddInteger(ipp=%p, group=%02x(%s), type=%02x(%s), name=\"%s\", value=%d)", (void *)ipp
, group
, ippTagString(group
), value_tag
, ippTagString(value_tag
), name
, value
));
382 value_tag
&= IPP_TAG_CUPS_MASK
;
385 * Special-case for legacy usage: map out-of-band attributes to new ippAddOutOfBand
389 if (value_tag
>= IPP_TAG_UNSUPPORTED_VALUE
&& value_tag
<= IPP_TAG_ADMINDEFINE
)
390 return (ippAddOutOfBand(ipp
, group
, value_tag
, name
));
393 * Range check input...
397 if (!ipp
|| !name
|| group
< IPP_TAG_ZERO
||
398 group
== IPP_TAG_END
|| group
>= IPP_TAG_UNSUPPORTED_VALUE
||
399 (value_tag
!= IPP_TAG_INTEGER
&& value_tag
!= IPP_TAG_ENUM
))
402 if (!ipp
|| !name
|| group
< IPP_TAG_ZERO
||
403 group
== IPP_TAG_END
|| group
>= IPP_TAG_UNSUPPORTED_VALUE
)
408 * Create the attribute...
411 if ((attr
= ipp_add_attr(ipp
, name
, group
, value_tag
, 1)) == NULL
)
414 attr
->values
[0].integer
= value
;
421 * 'ippAddIntegers()' - Add an array of integer values.
423 * The @code ipp@ parameter refers to an IPP message previously created using
424 * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions.
426 * The @code group@ parameter specifies the IPP attribute group tag: none
427 * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@),
428 * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation
429 * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription
430 * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@).
432 * Supported values include enum (@code IPP_TAG_ENUM@) and integer
433 * (@code IPP_TAG_INTEGER@).
436 ipp_attribute_t
* /* O - New attribute */
437 ippAddIntegers(ipp_t
*ipp
, /* I - IPP message */
438 ipp_tag_t group
, /* I - IPP group */
439 ipp_tag_t value_tag
, /* I - Type of attribute */
440 const char *name
, /* I - Name of attribute */
441 int num_values
, /* I - Number of values */
442 const int *values
) /* I - Values */
444 int i
; /* Looping var */
445 ipp_attribute_t
*attr
; /* New attribute */
446 _ipp_value_t
*value
; /* Current value */
449 DEBUG_printf(("ippAddIntegers(ipp=%p, group=%02x(%s), type=%02x(%s), name=\"%s\", num_values=%d, values=%p)", (void *)ipp
, group
, ippTagString(group
), value_tag
, ippTagString(value_tag
), name
, num_values
, (void *)values
));
451 value_tag
&= IPP_TAG_CUPS_MASK
;
454 * Range check input...
458 if (!ipp
|| !name
|| group
< IPP_TAG_ZERO
||
459 group
== IPP_TAG_END
|| group
>= IPP_TAG_UNSUPPORTED_VALUE
||
460 (value_tag
!= IPP_TAG_INTEGER
&& value_tag
!= IPP_TAG_ENUM
) ||
464 if (!ipp
|| !name
|| group
< IPP_TAG_ZERO
||
465 group
== IPP_TAG_END
|| group
>= IPP_TAG_UNSUPPORTED_VALUE
||
471 * Create the attribute...
474 if ((attr
= ipp_add_attr(ipp
, name
, group
, value_tag
, num_values
)) == NULL
)
479 for (i
= num_values
, value
= attr
->values
;
482 value
->integer
= *values
++;
490 * 'ippAddOctetString()' - Add an octetString value to an IPP message.
492 * The @code ipp@ parameter refers to an IPP message previously created using
493 * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions.
495 * The @code group@ parameter specifies the IPP attribute group tag: none
496 * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@),
497 * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation
498 * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription
499 * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@).
501 * @since CUPS 1.2/macOS 10.5@
504 ipp_attribute_t
* /* O - New attribute */
505 ippAddOctetString(ipp_t
*ipp
, /* I - IPP message */
506 ipp_tag_t group
, /* I - IPP group */
507 const char *name
, /* I - Name of attribute */
508 const void *data
, /* I - octetString data */
509 int datalen
) /* I - Length of data in bytes */
511 ipp_attribute_t
*attr
; /* New attribute */
514 if (!ipp
|| !name
|| group
< IPP_TAG_ZERO
||
515 group
== IPP_TAG_END
|| group
>= IPP_TAG_UNSUPPORTED_VALUE
||
516 datalen
< 0 || datalen
> IPP_MAX_LENGTH
)
519 if ((attr
= ipp_add_attr(ipp
, name
, group
, IPP_TAG_STRING
, 1)) == NULL
)
523 * Initialize the attribute data...
526 attr
->values
[0].unknown
.length
= datalen
;
530 if ((attr
->values
[0].unknown
.data
= malloc((size_t)datalen
)) == NULL
)
532 ippDeleteAttribute(ipp
, attr
);
536 memcpy(attr
->values
[0].unknown
.data
, data
, (size_t)datalen
);
540 * Return the new attribute...
548 * 'ippAddOutOfBand()' - Add an out-of-band value to an IPP message.
550 * The @code ipp@ parameter refers to an IPP message previously created using
551 * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions.
553 * The @code group@ parameter specifies the IPP attribute group tag: none
554 * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@),
555 * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation
556 * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription
557 * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@).
559 * Supported out-of-band values include unsupported-value
560 * (@code IPP_TAG_UNSUPPORTED_VALUE@), default (@code IPP_TAG_DEFAULT@), unknown
561 * (@code IPP_TAG_UNKNOWN@), no-value (@code IPP_TAG_NOVALUE@), not-settable
562 * (@code IPP_TAG_NOTSETTABLE@), delete-attribute (@code IPP_TAG_DELETEATTR@), and
563 * admin-define (@code IPP_TAG_ADMINDEFINE@).
565 * @since CUPS 1.6/macOS 10.8@
568 ipp_attribute_t
* /* O - New attribute */
569 ippAddOutOfBand(ipp_t
*ipp
, /* I - IPP message */
570 ipp_tag_t group
, /* I - IPP group */
571 ipp_tag_t value_tag
, /* I - Type of attribute */
572 const char *name
) /* I - Name of attribute */
574 DEBUG_printf(("ippAddOutOfBand(ipp=%p, group=%02x(%s), value_tag=%02x(%s), name=\"%s\")", (void *)ipp
, group
, ippTagString(group
), value_tag
, ippTagString(value_tag
), name
));
576 value_tag
&= IPP_TAG_CUPS_MASK
;
579 * Range check input...
582 if (!ipp
|| !name
|| group
< IPP_TAG_ZERO
||
583 group
== IPP_TAG_END
|| group
>= IPP_TAG_UNSUPPORTED_VALUE
||
584 (value_tag
!= IPP_TAG_UNSUPPORTED_VALUE
&&
585 value_tag
!= IPP_TAG_DEFAULT
&&
586 value_tag
!= IPP_TAG_UNKNOWN
&&
587 value_tag
!= IPP_TAG_NOVALUE
&&
588 value_tag
!= IPP_TAG_NOTSETTABLE
&&
589 value_tag
!= IPP_TAG_DELETEATTR
&&
590 value_tag
!= IPP_TAG_ADMINDEFINE
))
594 * Create the attribute...
597 return (ipp_add_attr(ipp
, name
, group
, value_tag
, 1));
602 * 'ippAddRange()' - Add a range of values to an IPP message.
604 * The @code ipp@ parameter refers to an IPP message previously created using
605 * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions.
607 * The @code group@ parameter specifies the IPP attribute group tag: none
608 * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@),
609 * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation
610 * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription
611 * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@).
613 * The @code lower@ parameter must be less than or equal to the @code upper@ parameter.
616 ipp_attribute_t
* /* O - New attribute */
617 ippAddRange(ipp_t
*ipp
, /* I - IPP message */
618 ipp_tag_t group
, /* I - IPP group */
619 const char *name
, /* I - Name of attribute */
620 int lower
, /* I - Lower value */
621 int upper
) /* I - Upper value */
623 ipp_attribute_t
*attr
; /* New attribute */
626 DEBUG_printf(("ippAddRange(ipp=%p, group=%02x(%s), name=\"%s\", lower=%d, upper=%d)", (void *)ipp
, group
, ippTagString(group
), name
, lower
, upper
));
629 * Range check input...
632 if (!ipp
|| !name
|| group
< IPP_TAG_ZERO
||
633 group
== IPP_TAG_END
|| group
>= IPP_TAG_UNSUPPORTED_VALUE
)
637 * Create the attribute...
640 if ((attr
= ipp_add_attr(ipp
, name
, group
, IPP_TAG_RANGE
, 1)) == NULL
)
643 attr
->values
[0].range
.lower
= lower
;
644 attr
->values
[0].range
.upper
= upper
;
651 * 'ippAddRanges()' - Add ranges of values to an IPP message.
653 * The @code ipp@ parameter refers to an IPP message previously created using
654 * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions.
656 * The @code group@ parameter specifies the IPP attribute group tag: none
657 * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@),
658 * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation
659 * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription
660 * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@).
663 ipp_attribute_t
* /* O - New attribute */
664 ippAddRanges(ipp_t
*ipp
, /* I - IPP message */
665 ipp_tag_t group
, /* I - IPP group */
666 const char *name
, /* I - Name of attribute */
667 int num_values
, /* I - Number of values */
668 const int *lower
, /* I - Lower values */
669 const int *upper
) /* I - Upper values */
671 int i
; /* Looping var */
672 ipp_attribute_t
*attr
; /* New attribute */
673 _ipp_value_t
*value
; /* Current value */
676 DEBUG_printf(("ippAddRanges(ipp=%p, group=%02x(%s), name=\"%s\", num_values=%d, lower=%p, upper=%p)", (void *)ipp
, group
, ippTagString(group
), name
, num_values
, (void *)lower
, (void *)upper
));
679 * Range check input...
682 if (!ipp
|| !name
|| group
< IPP_TAG_ZERO
||
683 group
== IPP_TAG_END
|| group
>= IPP_TAG_UNSUPPORTED_VALUE
||
688 * Create the attribute...
691 if ((attr
= ipp_add_attr(ipp
, name
, group
, IPP_TAG_RANGE
, num_values
)) == NULL
)
696 for (i
= num_values
, value
= attr
->values
;
700 value
->range
.lower
= *lower
++;
701 value
->range
.upper
= *upper
++;
710 * 'ippAddResolution()' - Add a resolution value to an IPP message.
712 * The @code ipp@ parameter refers to an IPP message previously created using
713 * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions.
715 * The @code group@ parameter specifies the IPP attribute group tag: none
716 * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@),
717 * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation
718 * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription
719 * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@).
722 ipp_attribute_t
* /* O - New attribute */
723 ippAddResolution(ipp_t
*ipp
, /* I - IPP message */
724 ipp_tag_t group
, /* I - IPP group */
725 const char *name
, /* I - Name of attribute */
726 ipp_res_t units
, /* I - Units for resolution */
727 int xres
, /* I - X resolution */
728 int yres
) /* I - Y resolution */
730 ipp_attribute_t
*attr
; /* New attribute */
733 DEBUG_printf(("ippAddResolution(ipp=%p, group=%02x(%s), name=\"%s\", units=%d, xres=%d, yres=%d)", (void *)ipp
, group
,
734 ippTagString(group
), name
, units
, xres
, yres
));
737 * Range check input...
740 if (!ipp
|| !name
|| group
< IPP_TAG_ZERO
||
741 group
== IPP_TAG_END
|| group
>= IPP_TAG_UNSUPPORTED_VALUE
||
742 units
< IPP_RES_PER_INCH
|| units
> IPP_RES_PER_CM
||
743 xres
< 0 || yres
< 0)
747 * Create the attribute...
750 if ((attr
= ipp_add_attr(ipp
, name
, group
, IPP_TAG_RESOLUTION
, 1)) == NULL
)
753 attr
->values
[0].resolution
.xres
= xres
;
754 attr
->values
[0].resolution
.yres
= yres
;
755 attr
->values
[0].resolution
.units
= units
;
762 * 'ippAddResolutions()' - Add resolution values to an IPP message.
764 * The @code ipp@ parameter refers to an IPP message previously created using
765 * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions.
767 * The @code group@ parameter specifies the IPP attribute group tag: none
768 * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@),
769 * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation
770 * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription
771 * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@).
774 ipp_attribute_t
* /* O - New attribute */
775 ippAddResolutions(ipp_t
*ipp
, /* I - IPP message */
776 ipp_tag_t group
, /* I - IPP group */
777 const char *name
, /* I - Name of attribute */
778 int num_values
,/* I - Number of values */
779 ipp_res_t units
, /* I - Units for resolution */
780 const int *xres
, /* I - X resolutions */
781 const int *yres
) /* I - Y resolutions */
783 int i
; /* Looping var */
784 ipp_attribute_t
*attr
; /* New attribute */
785 _ipp_value_t
*value
; /* Current value */
788 DEBUG_printf(("ippAddResolutions(ipp=%p, group=%02x(%s), name=\"%s\", num_value=%d, units=%d, xres=%p, yres=%p)", (void *)ipp
, group
, ippTagString(group
), name
, num_values
, units
, (void *)xres
, (void *)yres
));
791 * Range check input...
794 if (!ipp
|| !name
|| group
< IPP_TAG_ZERO
||
795 group
== IPP_TAG_END
|| group
>= IPP_TAG_UNSUPPORTED_VALUE
||
797 units
< IPP_RES_PER_INCH
|| units
> IPP_RES_PER_CM
)
801 * Create the attribute...
804 if ((attr
= ipp_add_attr(ipp
, name
, group
, IPP_TAG_RESOLUTION
, num_values
)) == NULL
)
809 for (i
= num_values
, value
= attr
->values
;
813 value
->resolution
.xres
= *xres
++;
814 value
->resolution
.yres
= *yres
++;
815 value
->resolution
.units
= units
;
824 * 'ippAddSeparator()' - Add a group separator to an IPP message.
826 * The @code ipp@ parameter refers to an IPP message previously created using
827 * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions.
830 ipp_attribute_t
* /* O - New attribute */
831 ippAddSeparator(ipp_t
*ipp
) /* I - IPP message */
833 DEBUG_printf(("ippAddSeparator(ipp=%p)", (void *)ipp
));
836 * Range check input...
843 * Create the attribute...
846 return (ipp_add_attr(ipp
, NULL
, IPP_TAG_ZERO
, IPP_TAG_ZERO
, 0));
851 * 'ippAddString()' - Add a language-encoded string to an IPP message.
853 * The @code ipp@ parameter refers to an IPP message previously created using
854 * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions.
856 * The @code group@ parameter specifies the IPP attribute group tag: none
857 * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@),
858 * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation
859 * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription
860 * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@).
862 * Supported string values include charset (@code IPP_TAG_CHARSET@), keyword
863 * (@code IPP_TAG_KEYWORD@), language (@code IPP_TAG_LANGUAGE@), mimeMediaType
864 * (@code IPP_TAG_MIMETYPE@), name (@code IPP_TAG_NAME@), nameWithLanguage
865 * (@code IPP_TAG_NAMELANG), text (@code IPP_TAG_TEXT@), textWithLanguage
866 * (@code IPP_TAG_TEXTLANG@), uri (@code IPP_TAG_URI@), and uriScheme
867 * (@code IPP_TAG_URISCHEME@).
869 * The @code language@ parameter must be non-@code NULL@ for nameWithLanguage and
870 * textWithLanguage string values and must be @code NULL@ for all other string values.
873 ipp_attribute_t
* /* O - New attribute */
874 ippAddString(ipp_t
*ipp
, /* I - IPP message */
875 ipp_tag_t group
, /* I - IPP group */
876 ipp_tag_t value_tag
, /* I - Type of attribute */
877 const char *name
, /* I - Name of attribute */
878 const char *language
, /* I - Language code */
879 const char *value
) /* I - Value */
881 ipp_tag_t temp_tag
; /* Temporary value tag (masked) */
882 ipp_attribute_t
*attr
; /* New attribute */
883 char code
[IPP_MAX_LANGUAGE
];
884 /* Charset/language code buffer */
887 DEBUG_printf(("ippAddString(ipp=%p, group=%02x(%s), value_tag=%02x(%s), name=\"%s\", language=\"%s\", value=\"%s\")", (void *)ipp
, group
, ippTagString(group
), value_tag
, ippTagString(value_tag
), name
, language
, value
));
890 * Range check input...
893 temp_tag
= (ipp_tag_t
)((int)value_tag
& IPP_TAG_CUPS_MASK
);
896 if (!ipp
|| !name
|| group
< IPP_TAG_ZERO
||
897 group
== IPP_TAG_END
|| group
>= IPP_TAG_UNSUPPORTED_VALUE
||
898 (temp_tag
< IPP_TAG_TEXT
&& temp_tag
!= IPP_TAG_TEXTLANG
&&
899 temp_tag
!= IPP_TAG_NAMELANG
) || temp_tag
> IPP_TAG_MIMETYPE
)
902 if ((temp_tag
== IPP_TAG_TEXTLANG
|| temp_tag
== IPP_TAG_NAMELANG
)
903 != (language
!= NULL
))
906 if (!ipp
|| !name
|| group
< IPP_TAG_ZERO
||
907 group
== IPP_TAG_END
|| group
>= IPP_TAG_UNSUPPORTED_VALUE
)
912 * See if we need to map charset, language, or locale values...
915 if (language
&& ((int)value_tag
& IPP_TAG_CUPS_CONST
) &&
916 strcmp(language
, ipp_lang_code(language
, code
, sizeof(code
))))
917 value_tag
= temp_tag
; /* Don't do a fast copy */
918 else if (value
&& value_tag
== (ipp_tag_t
)(IPP_TAG_CHARSET
| IPP_TAG_CUPS_CONST
) &&
919 strcmp(value
, ipp_get_code(value
, code
, sizeof(code
))))
920 value_tag
= temp_tag
; /* Don't do a fast copy */
921 else if (value
&& value_tag
== (ipp_tag_t
)(IPP_TAG_LANGUAGE
| IPP_TAG_CUPS_CONST
) &&
922 strcmp(value
, ipp_lang_code(value
, code
, sizeof(code
))))
923 value_tag
= temp_tag
; /* Don't do a fast copy */
926 * Create the attribute...
929 if ((attr
= ipp_add_attr(ipp
, name
, group
, value_tag
, 1)) == NULL
)
933 * Initialize the attribute data...
936 if ((int)value_tag
& IPP_TAG_CUPS_CONST
)
938 attr
->values
[0].string
.language
= (char *)language
;
939 attr
->values
[0].string
.text
= (char *)value
;
944 attr
->values
[0].string
.language
= _cupsStrAlloc(ipp_lang_code(language
, code
,
949 if (value_tag
== IPP_TAG_CHARSET
)
950 attr
->values
[0].string
.text
= _cupsStrAlloc(ipp_get_code(value
, code
,
952 else if (value_tag
== IPP_TAG_LANGUAGE
)
953 attr
->values
[0].string
.text
= _cupsStrAlloc(ipp_lang_code(value
, code
,
956 attr
->values
[0].string
.text
= _cupsStrAlloc(value
);
965 * 'ippAddStringf()' - Add a formatted string to an IPP message.
967 * The @code ipp@ parameter refers to an IPP message previously created using
968 * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions.
970 * The @code group@ parameter specifies the IPP attribute group tag: none
971 * (@code IPP_TAG_ZERO@, for member attributes), document
972 * (@code IPP_TAG_DOCUMENT@), event notification
973 * (@code IPP_TAG_EVENT_NOTIFICATION@), operation (@code IPP_TAG_OPERATION@),
974 * printer (@code IPP_TAG_PRINTER@), subscription (@code IPP_TAG_SUBSCRIPTION@),
975 * or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@).
977 * Supported string values include charset (@code IPP_TAG_CHARSET@), keyword
978 * (@code IPP_TAG_KEYWORD@), language (@code IPP_TAG_LANGUAGE@), mimeMediaType
979 * (@code IPP_TAG_MIMETYPE@), name (@code IPP_TAG_NAME@), nameWithLanguage
980 * (@code IPP_TAG_NAMELANG), text (@code IPP_TAG_TEXT@), textWithLanguage
981 * (@code IPP_TAG_TEXTLANG@), uri (@code IPP_TAG_URI@), and uriScheme
982 * (@code IPP_TAG_URISCHEME@).
984 * The @code language@ parameter must be non-@code NULL@ for nameWithLanguage
985 * and textWithLanguage string values and must be @code NULL@ for all other
988 * The @code format@ parameter uses formatting characters compatible with the
989 * printf family of standard functions. Additional arguments follow it as
990 * needed. The formatted string is truncated as needed to the maximum length of
991 * the corresponding value type.
993 * @since CUPS 1.7/macOS 10.9@
996 ipp_attribute_t
* /* O - New attribute */
997 ippAddStringf(ipp_t
*ipp
, /* I - IPP message */
998 ipp_tag_t group
, /* I - IPP group */
999 ipp_tag_t value_tag
, /* I - Type of attribute */
1000 const char *name
, /* I - Name of attribute */
1001 const char *language
, /* I - Language code (@code NULL@ for default) */
1002 const char *format
, /* I - Printf-style format string */
1003 ...) /* I - Additional arguments as needed */
1005 ipp_attribute_t
*attr
; /* New attribute */
1006 va_list ap
; /* Argument pointer */
1009 va_start(ap
, format
);
1010 attr
= ippAddStringfv(ipp
, group
, value_tag
, name
, language
, format
, ap
);
1018 * 'ippAddStringfv()' - Add a formatted string to an IPP message.
1020 * The @code ipp@ parameter refers to an IPP message previously created using
1021 * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions.
1023 * The @code group@ parameter specifies the IPP attribute group tag: none
1024 * (@code IPP_TAG_ZERO@, for member attributes), document
1025 * (@code IPP_TAG_DOCUMENT@), event notification
1026 * (@code IPP_TAG_EVENT_NOTIFICATION@), operation (@code IPP_TAG_OPERATION@),
1027 * printer (@code IPP_TAG_PRINTER@), subscription (@code IPP_TAG_SUBSCRIPTION@),
1028 * or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@).
1030 * Supported string values include charset (@code IPP_TAG_CHARSET@), keyword
1031 * (@code IPP_TAG_KEYWORD@), language (@code IPP_TAG_LANGUAGE@), mimeMediaType
1032 * (@code IPP_TAG_MIMETYPE@), name (@code IPP_TAG_NAME@), nameWithLanguage
1033 * (@code IPP_TAG_NAMELANG), text (@code IPP_TAG_TEXT@), textWithLanguage
1034 * (@code IPP_TAG_TEXTLANG@), uri (@code IPP_TAG_URI@), and uriScheme
1035 * (@code IPP_TAG_URISCHEME@).
1037 * The @code language@ parameter must be non-@code NULL@ for nameWithLanguage
1038 * and textWithLanguage string values and must be @code NULL@ for all other
1041 * The @code format@ parameter uses formatting characters compatible with the
1042 * printf family of standard functions. Additional arguments are passed in the
1043 * stdarg pointer @code ap@. The formatted string is truncated as needed to the
1044 * maximum length of the corresponding value type.
1046 * @since CUPS 1.7/macOS 10.9@
1049 ipp_attribute_t
* /* O - New attribute */
1050 ippAddStringfv(ipp_t
*ipp
, /* I - IPP message */
1051 ipp_tag_t group
, /* I - IPP group */
1052 ipp_tag_t value_tag
, /* I - Type of attribute */
1053 const char *name
, /* I - Name of attribute */
1054 const char *language
, /* I - Language code (@code NULL@ for default) */
1055 const char *format
, /* I - Printf-style format string */
1056 va_list ap
) /* I - Additional arguments */
1058 char buffer
[IPP_MAX_TEXT
+ 4];
1059 /* Formatted text string */
1060 ssize_t bytes
, /* Length of formatted value */
1061 max_bytes
; /* Maximum number of bytes for value */
1065 * Range check input...
1068 if (!ipp
|| !name
|| group
< IPP_TAG_ZERO
||
1069 group
== IPP_TAG_END
|| group
>= IPP_TAG_UNSUPPORTED_VALUE
||
1070 (value_tag
< IPP_TAG_TEXT
&& value_tag
!= IPP_TAG_TEXTLANG
&&
1071 value_tag
!= IPP_TAG_NAMELANG
) || value_tag
> IPP_TAG_MIMETYPE
||
1075 if ((value_tag
== IPP_TAG_TEXTLANG
|| value_tag
== IPP_TAG_NAMELANG
)
1076 != (language
!= NULL
))
1080 * Format the string...
1083 if (!strcmp(format
, "%s"))
1086 * Optimize the simple case...
1089 const char *s
= va_arg(ap
, char *);
1094 bytes
= (ssize_t
)strlen(s
);
1095 strlcpy(buffer
, s
, sizeof(buffer
));
1100 * Do a full formatting of the message...
1103 if ((bytes
= vsnprintf(buffer
, sizeof(buffer
), format
, ap
)) < 0)
1108 * Limit the length of the string...
1115 case IPP_TAG_TEXTLANG
:
1116 max_bytes
= IPP_MAX_TEXT
;
1120 case IPP_TAG_NAMELANG
:
1121 max_bytes
= IPP_MAX_NAME
;
1124 case IPP_TAG_CHARSET
:
1125 max_bytes
= IPP_MAX_CHARSET
;
1128 case IPP_TAG_KEYWORD
:
1129 max_bytes
= IPP_MAX_KEYWORD
;
1132 case IPP_TAG_LANGUAGE
:
1133 max_bytes
= IPP_MAX_LANGUAGE
;
1136 case IPP_TAG_MIMETYPE
:
1137 max_bytes
= IPP_MAX_MIMETYPE
;
1141 max_bytes
= IPP_MAX_URI
;
1144 case IPP_TAG_URISCHEME
:
1145 max_bytes
= IPP_MAX_URISCHEME
;
1149 if (bytes
>= max_bytes
)
1151 char *bufmax
, /* Buffer at max_bytes */
1152 *bufptr
; /* Pointer into buffer */
1154 bufptr
= buffer
+ strlen(buffer
) - 1;
1155 bufmax
= buffer
+ max_bytes
- 1;
1157 while (bufptr
> bufmax
)
1161 while ((*bufptr
& 0xc0) == 0x80 && bufptr
> buffer
)
1172 * Add the formatted string and return...
1175 return (ippAddString(ipp
, group
, value_tag
, name
, language
, buffer
));
1180 * 'ippAddStrings()' - Add language-encoded strings to an IPP message.
1182 * The @code ipp@ parameter refers to an IPP message previously created using
1183 * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions.
1185 * The @code group@ parameter specifies the IPP attribute group tag: none
1186 * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@),
1187 * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation
1188 * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription
1189 * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@).
1191 * Supported string values include charset (@code IPP_TAG_CHARSET@), keyword
1192 * (@code IPP_TAG_KEYWORD@), language (@code IPP_TAG_LANGUAGE@), mimeMediaType
1193 * (@code IPP_TAG_MIMETYPE@), name (@code IPP_TAG_NAME@), nameWithLanguage
1194 * (@code IPP_TAG_NAMELANG), text (@code IPP_TAG_TEXT@), textWithLanguage
1195 * (@code IPP_TAG_TEXTLANG@), uri (@code IPP_TAG_URI@), and uriScheme
1196 * (@code IPP_TAG_URISCHEME@).
1198 * The @code language@ parameter must be non-@code NULL@ for nameWithLanguage and
1199 * textWithLanguage string values and must be @code NULL@ for all other string values.
1202 ipp_attribute_t
* /* O - New attribute */
1204 ipp_t
*ipp
, /* I - IPP message */
1205 ipp_tag_t group
, /* I - IPP group */
1206 ipp_tag_t value_tag
, /* I - Type of attribute */
1207 const char *name
, /* I - Name of attribute */
1208 int num_values
, /* I - Number of values */
1209 const char *language
, /* I - Language code (@code NULL@ for default) */
1210 const char * const *values
) /* I - Values */
1212 int i
; /* Looping var */
1213 ipp_tag_t temp_tag
; /* Temporary value tag (masked) */
1214 ipp_attribute_t
*attr
; /* New attribute */
1215 _ipp_value_t
*value
; /* Current value */
1216 char code
[32]; /* Language/charset value buffer */
1219 DEBUG_printf(("ippAddStrings(ipp=%p, group=%02x(%s), value_tag=%02x(%s), name=\"%s\", num_values=%d, language=\"%s\", values=%p)", (void *)ipp
, group
, ippTagString(group
), value_tag
, ippTagString(value_tag
), name
, num_values
, language
, (void *)values
));
1222 * Range check input...
1225 temp_tag
= (ipp_tag_t
)((int)value_tag
& IPP_TAG_CUPS_MASK
);
1228 if (!ipp
|| !name
|| group
< IPP_TAG_ZERO
||
1229 group
== IPP_TAG_END
|| group
>= IPP_TAG_UNSUPPORTED_VALUE
||
1230 (temp_tag
< IPP_TAG_TEXT
&& temp_tag
!= IPP_TAG_TEXTLANG
&&
1231 temp_tag
!= IPP_TAG_NAMELANG
) || temp_tag
> IPP_TAG_MIMETYPE
||
1235 if ((temp_tag
== IPP_TAG_TEXTLANG
|| temp_tag
== IPP_TAG_NAMELANG
)
1236 != (language
!= NULL
))
1239 if (!ipp
|| !name
|| group
< IPP_TAG_ZERO
||
1240 group
== IPP_TAG_END
|| group
>= IPP_TAG_UNSUPPORTED_VALUE
||
1246 * See if we need to map charset, language, or locale values...
1249 if (language
&& ((int)value_tag
& IPP_TAG_CUPS_CONST
) &&
1250 strcmp(language
, ipp_lang_code(language
, code
, sizeof(code
))))
1251 value_tag
= temp_tag
; /* Don't do a fast copy */
1252 else if (values
&& value_tag
== (ipp_tag_t
)(IPP_TAG_CHARSET
| IPP_TAG_CUPS_CONST
))
1254 for (i
= 0; i
< num_values
; i
++)
1255 if (strcmp(values
[i
], ipp_get_code(values
[i
], code
, sizeof(code
))))
1257 value_tag
= temp_tag
; /* Don't do a fast copy */
1261 else if (values
&& value_tag
== (ipp_tag_t
)(IPP_TAG_LANGUAGE
| IPP_TAG_CUPS_CONST
))
1263 for (i
= 0; i
< num_values
; i
++)
1264 if (strcmp(values
[i
], ipp_lang_code(values
[i
], code
, sizeof(code
))))
1266 value_tag
= temp_tag
; /* Don't do a fast copy */
1272 * Create the attribute...
1275 if ((attr
= ipp_add_attr(ipp
, name
, group
, value_tag
, num_values
)) == NULL
)
1279 * Initialize the attribute data...
1282 for (i
= num_values
, value
= attr
->values
;
1288 if (value
== attr
->values
)
1290 if ((int)value_tag
& IPP_TAG_CUPS_CONST
)
1291 value
->string
.language
= (char *)language
;
1293 value
->string
.language
= _cupsStrAlloc(ipp_lang_code(language
, code
,
1297 value
->string
.language
= attr
->values
[0].string
.language
;
1302 if ((int)value_tag
& IPP_TAG_CUPS_CONST
)
1303 value
->string
.text
= (char *)*values
++;
1304 else if (value_tag
== IPP_TAG_CHARSET
)
1305 value
->string
.text
= _cupsStrAlloc(ipp_get_code(*values
++, code
, sizeof(code
)));
1306 else if (value_tag
== IPP_TAG_LANGUAGE
)
1307 value
->string
.text
= _cupsStrAlloc(ipp_lang_code(*values
++, code
, sizeof(code
)));
1309 value
->string
.text
= _cupsStrAlloc(*values
++);
1318 * 'ippContainsInteger()' - Determine whether an attribute contains the
1319 * specified value or is within the list of ranges.
1321 * Returns non-zero when the attribute contains either a matching integer or
1322 * enum value, or the value falls within one of the rangeOfInteger values for
1325 * @since CUPS 1.7/macOS 10.9@
1328 int /* O - 1 on a match, 0 on no match */
1330 ipp_attribute_t
*attr
, /* I - Attribute */
1331 int value
) /* I - Integer/enum value */
1333 int i
; /* Looping var */
1334 _ipp_value_t
*avalue
; /* Current attribute value */
1338 * Range check input...
1344 if (attr
->value_tag
!= IPP_TAG_INTEGER
&& attr
->value_tag
!= IPP_TAG_ENUM
&&
1345 attr
->value_tag
!= IPP_TAG_RANGE
)
1352 if (attr
->value_tag
== IPP_TAG_RANGE
)
1354 for (i
= attr
->num_values
, avalue
= attr
->values
; i
> 0; i
--, avalue
++)
1355 if (value
>= avalue
->range
.lower
&& value
<= avalue
->range
.upper
)
1360 for (i
= attr
->num_values
, avalue
= attr
->values
; i
> 0; i
--, avalue
++)
1361 if (value
== avalue
->integer
)
1370 * 'ippContainsString()' - Determine whether an attribute contains the
1371 * specified string value.
1373 * Returns non-zero when the attribute contains a matching charset, keyword,
1374 * naturalLanguage, mimeMediaType, name, text, uri, or uriScheme value.
1376 * @since CUPS 1.7/macOS 10.9@
1379 int /* O - 1 on a match, 0 on no match */
1381 ipp_attribute_t
*attr
, /* I - Attribute */
1382 const char *value
) /* I - String value */
1384 int i
; /* Looping var */
1385 _ipp_value_t
*avalue
; /* Current attribute value */
1388 DEBUG_printf(("ippContainsString(attr=%p, value=\"%s\")", (void *)attr
, value
));
1391 * Range check input...
1394 if (!attr
|| !value
)
1396 DEBUG_puts("1ippContainsString: Returning 0 (bad input)");
1404 DEBUG_printf(("1ippContainsString: attr %s, %s with %d values.",
1405 attr
->name
, ippTagString(attr
->value_tag
),
1408 switch (attr
->value_tag
& IPP_TAG_CUPS_MASK
)
1410 case IPP_TAG_CHARSET
:
1411 case IPP_TAG_KEYWORD
:
1412 case IPP_TAG_LANGUAGE
:
1414 case IPP_TAG_URISCHEME
:
1415 for (i
= attr
->num_values
, avalue
= attr
->values
;
1419 DEBUG_printf(("1ippContainsString: value[%d]=\"%s\"",
1420 attr
->num_values
- i
, avalue
->string
.text
));
1422 if (!strcmp(value
, avalue
->string
.text
))
1424 DEBUG_puts("1ippContainsString: Returning 1 (match)");
1429 case IPP_TAG_MIMETYPE
:
1431 case IPP_TAG_NAMELANG
:
1433 case IPP_TAG_TEXTLANG
:
1434 for (i
= attr
->num_values
, avalue
= attr
->values
;
1438 DEBUG_printf(("1ippContainsString: value[%d]=\"%s\"",
1439 attr
->num_values
- i
, avalue
->string
.text
));
1441 if (!_cups_strcasecmp(value
, avalue
->string
.text
))
1443 DEBUG_puts("1ippContainsString: Returning 1 (match)");
1452 DEBUG_puts("1ippContainsString: Returning 0 (no match)");
1459 * 'ippCopyAttribute()' - Copy an attribute.
1461 * The specified attribute, @code attr@, is copied to the destination IPP message.
1462 * When @code quickcopy@ is non-zero, a "shallow" reference copy of the attribute is
1463 * created - this should only be done as long as the original source IPP message will
1464 * not be freed for the life of the destination.
1466 * @since CUPS 1.6/macOS 10.8@
1470 ipp_attribute_t
* /* O - New attribute */
1472 ipp_t
*dst
, /* I - Destination IPP message */
1473 ipp_attribute_t
*srcattr
, /* I - Attribute to copy */
1474 int quickcopy
) /* I - 1 for a referenced copy, 0 for normal */
1476 int i
; /* Looping var */
1477 ipp_attribute_t
*dstattr
; /* Destination attribute */
1478 _ipp_value_t
*srcval
, /* Source value */
1479 *dstval
; /* Destination value */
1482 DEBUG_printf(("ippCopyAttribute(dst=%p, srcattr=%p, quickcopy=%d)", (void *)dst
, (void *)srcattr
, quickcopy
));
1485 * Range check input...
1488 if (!dst
|| !srcattr
)
1495 quickcopy
= quickcopy
? IPP_TAG_CUPS_CONST
: 0;
1497 switch (srcattr
->value_tag
& ~IPP_TAG_CUPS_CONST
)
1500 dstattr
= ippAddSeparator(dst
);
1503 case IPP_TAG_UNSUPPORTED_VALUE
:
1504 case IPP_TAG_DEFAULT
:
1505 case IPP_TAG_UNKNOWN
:
1506 case IPP_TAG_NOVALUE
:
1507 case IPP_TAG_NOTSETTABLE
:
1508 case IPP_TAG_DELETEATTR
:
1509 case IPP_TAG_ADMINDEFINE
:
1510 dstattr
= ippAddOutOfBand(dst
, srcattr
->group_tag
, srcattr
->value_tag
& ~IPP_TAG_CUPS_CONST
, srcattr
->name
);
1513 case IPP_TAG_INTEGER
:
1515 dstattr
= ippAddIntegers(dst
, srcattr
->group_tag
, srcattr
->value_tag
,
1516 srcattr
->name
, srcattr
->num_values
, NULL
);
1520 for (i
= srcattr
->num_values
, srcval
= srcattr
->values
, dstval
= dstattr
->values
;
1522 i
--, srcval
++, dstval
++)
1523 dstval
->integer
= srcval
->integer
;
1526 case IPP_TAG_BOOLEAN
:
1527 dstattr
= ippAddBooleans(dst
, srcattr
->group_tag
, srcattr
->name
,
1528 srcattr
->num_values
, NULL
);
1532 for (i
= srcattr
->num_values
, srcval
= srcattr
->values
, dstval
= dstattr
->values
;
1534 i
--, srcval
++, dstval
++)
1535 dstval
->boolean
= srcval
->boolean
;
1540 case IPP_TAG_KEYWORD
:
1542 case IPP_TAG_URISCHEME
:
1543 case IPP_TAG_CHARSET
:
1544 case IPP_TAG_LANGUAGE
:
1545 case IPP_TAG_MIMETYPE
:
1546 dstattr
= ippAddStrings(dst
, srcattr
->group_tag
,
1547 (ipp_tag_t
)(srcattr
->value_tag
| quickcopy
),
1548 srcattr
->name
, srcattr
->num_values
, NULL
, NULL
);
1554 for (i
= srcattr
->num_values
, srcval
= srcattr
->values
,
1555 dstval
= dstattr
->values
;
1557 i
--, srcval
++, dstval
++)
1558 dstval
->string
.text
= srcval
->string
.text
;
1560 else if (srcattr
->value_tag
& IPP_TAG_CUPS_CONST
)
1562 for (i
= srcattr
->num_values
, srcval
= srcattr
->values
,
1563 dstval
= dstattr
->values
;
1565 i
--, srcval
++, dstval
++)
1566 dstval
->string
.text
= _cupsStrAlloc(srcval
->string
.text
);
1570 for (i
= srcattr
->num_values
, srcval
= srcattr
->values
,
1571 dstval
= dstattr
->values
;
1573 i
--, srcval
++, dstval
++)
1574 dstval
->string
.text
= _cupsStrRetain(srcval
->string
.text
);
1579 if (srcattr
->num_values
!= 1)
1582 dstattr
= ippAddDate(dst
, srcattr
->group_tag
, srcattr
->name
,
1583 srcattr
->values
[0].date
);
1586 case IPP_TAG_RESOLUTION
:
1587 dstattr
= ippAddResolutions(dst
, srcattr
->group_tag
, srcattr
->name
,
1588 srcattr
->num_values
, IPP_RES_PER_INCH
,
1593 for (i
= srcattr
->num_values
, srcval
= srcattr
->values
, dstval
= dstattr
->values
;
1595 i
--, srcval
++, dstval
++)
1597 dstval
->resolution
.xres
= srcval
->resolution
.xres
;
1598 dstval
->resolution
.yres
= srcval
->resolution
.yres
;
1599 dstval
->resolution
.units
= srcval
->resolution
.units
;
1603 case IPP_TAG_RANGE
:
1604 dstattr
= ippAddRanges(dst
, srcattr
->group_tag
, srcattr
->name
,
1605 srcattr
->num_values
, NULL
, NULL
);
1609 for (i
= srcattr
->num_values
, srcval
= srcattr
->values
, dstval
= dstattr
->values
;
1611 i
--, srcval
++, dstval
++)
1613 dstval
->range
.lower
= srcval
->range
.lower
;
1614 dstval
->range
.upper
= srcval
->range
.upper
;
1618 case IPP_TAG_TEXTLANG
:
1619 case IPP_TAG_NAMELANG
:
1620 dstattr
= ippAddStrings(dst
, srcattr
->group_tag
,
1621 (ipp_tag_t
)(srcattr
->value_tag
| quickcopy
),
1622 srcattr
->name
, srcattr
->num_values
, NULL
, NULL
);
1628 for (i
= srcattr
->num_values
, srcval
= srcattr
->values
,
1629 dstval
= dstattr
->values
;
1631 i
--, srcval
++, dstval
++)
1633 dstval
->string
.language
= srcval
->string
.language
;
1634 dstval
->string
.text
= srcval
->string
.text
;
1637 else if (srcattr
->value_tag
& IPP_TAG_CUPS_CONST
)
1639 for (i
= srcattr
->num_values
, srcval
= srcattr
->values
,
1640 dstval
= dstattr
->values
;
1642 i
--, srcval
++, dstval
++)
1644 if (srcval
== srcattr
->values
)
1645 dstval
->string
.language
= _cupsStrAlloc(srcval
->string
.language
);
1647 dstval
->string
.language
= dstattr
->values
[0].string
.language
;
1649 dstval
->string
.text
= _cupsStrAlloc(srcval
->string
.text
);
1654 for (i
= srcattr
->num_values
, srcval
= srcattr
->values
,
1655 dstval
= dstattr
->values
;
1657 i
--, srcval
++, dstval
++)
1659 if (srcval
== srcattr
->values
)
1660 dstval
->string
.language
= _cupsStrRetain(srcval
->string
.language
);
1662 dstval
->string
.language
= dstattr
->values
[0].string
.language
;
1664 dstval
->string
.text
= _cupsStrRetain(srcval
->string
.text
);
1669 case IPP_TAG_BEGIN_COLLECTION
:
1670 dstattr
= ippAddCollections(dst
, srcattr
->group_tag
, srcattr
->name
,
1671 srcattr
->num_values
, NULL
);
1675 for (i
= srcattr
->num_values
, srcval
= srcattr
->values
, dstval
= dstattr
->values
;
1677 i
--, srcval
++, dstval
++)
1679 dstval
->collection
= srcval
->collection
;
1680 srcval
->collection
->use
++;
1684 case IPP_TAG_STRING
:
1686 /* TODO: Implement quick copy for unknown/octetString values */
1687 dstattr
= ippAddIntegers(dst
, srcattr
->group_tag
, srcattr
->value_tag
,
1688 srcattr
->name
, srcattr
->num_values
, NULL
);
1692 for (i
= srcattr
->num_values
, srcval
= srcattr
->values
, dstval
= dstattr
->values
;
1694 i
--, srcval
++, dstval
++)
1696 dstval
->unknown
.length
= srcval
->unknown
.length
;
1698 if (dstval
->unknown
.length
> 0)
1700 if ((dstval
->unknown
.data
= malloc((size_t)dstval
->unknown
.length
)) == NULL
)
1701 dstval
->unknown
.length
= 0;
1703 memcpy(dstval
->unknown
.data
, srcval
->unknown
.data
, (size_t)dstval
->unknown
.length
);
1706 break; /* anti-compiler-warning-code */
1714 * 'ippCopyAttributes()' - Copy attributes from one IPP message to another.
1716 * Zero or more attributes are copied from the source IPP message, @code src@, to the
1717 * destination IPP message, @code dst@. When @code quickcopy@ is non-zero, a "shallow"
1718 * reference copy of the attribute is created - this should only be done as long as the
1719 * original source IPP message will not be freed for the life of the destination.
1721 * The @code cb@ and @code context@ parameters provide a generic way to "filter" the
1722 * attributes that are copied - the function must return 1 to copy the attribute or
1723 * 0 to skip it. The function may also choose to do a partial copy of the source attribute
1726 * @since CUPS 1.6/macOS 10.8@
1729 int /* O - 1 on success, 0 on error */
1731 ipp_t
*dst
, /* I - Destination IPP message */
1732 ipp_t
*src
, /* I - Source IPP message */
1733 int quickcopy
, /* I - 1 for a referenced copy, 0 for normal */
1734 ipp_copycb_t cb
, /* I - Copy callback or @code NULL@ for none */
1735 void *context
) /* I - Context pointer */
1737 ipp_attribute_t
*srcattr
; /* Source attribute */
1740 DEBUG_printf(("ippCopyAttributes(dst=%p, src=%p, quickcopy=%d, cb=%p, context=%p)", (void *)dst
, (void *)src
, quickcopy
, (void *)cb
, context
));
1743 * Range check input...
1750 * Loop through source attributes and copy as needed...
1753 for (srcattr
= src
->attrs
; srcattr
; srcattr
= srcattr
->next
)
1754 if (!cb
|| (*cb
)(context
, dst
, srcattr
))
1755 if (!ippCopyAttribute(dst
, srcattr
, quickcopy
))
1763 * 'ippDateToTime()' - Convert from RFC 2579 Date/Time format to time in
1767 time_t /* O - UNIX time value */
1768 ippDateToTime(const ipp_uchar_t
*date
) /* I - RFC 2579 date info */
1770 struct tm unixdate
; /* UNIX date/time info */
1771 time_t t
; /* Computed time */
1777 memset(&unixdate
, 0, sizeof(unixdate
));
1780 * RFC-2579 date/time format is:
1782 * Byte(s) Description
1783 * ------- -----------
1784 * 0-1 Year (0 to 65535)
1788 * 5 Minutes (0 to 59)
1789 * 6 Seconds (0 to 60, 60 = "leap second")
1790 * 7 Deciseconds (0 to 9)
1792 * 9 UTC hours (0 to 11)
1793 * 10 UTC minutes (0 to 59)
1796 unixdate
.tm_year
= ((date
[0] << 8) | date
[1]) - 1900;
1797 unixdate
.tm_mon
= date
[2] - 1;
1798 unixdate
.tm_mday
= date
[3];
1799 unixdate
.tm_hour
= date
[4];
1800 unixdate
.tm_min
= date
[5];
1801 unixdate
.tm_sec
= date
[6];
1803 t
= mktime(&unixdate
);
1806 t
+= date
[9] * 3600 + date
[10] * 60;
1808 t
-= date
[9] * 3600 + date
[10] * 60;
1815 * 'ippDelete()' - Delete an IPP message.
1819 ippDelete(ipp_t
*ipp
) /* I - IPP message */
1821 ipp_attribute_t
*attr
, /* Current attribute */
1822 *next
; /* Next attribute */
1825 DEBUG_printf(("ippDelete(ipp=%p)", (void *)ipp
));
1833 DEBUG_printf(("4debug_retain: %p IPP message (use=%d)", (void *)ipp
, ipp
->use
));
1837 DEBUG_printf(("4debug_free: %p IPP message", (void *)ipp
));
1839 for (attr
= ipp
->attrs
; attr
!= NULL
; attr
= next
)
1843 DEBUG_printf(("4debug_free: %p %s %s%s (%d values)", (void *)attr
, attr
->name
, attr
->num_values
> 1 ? "1setOf " : "", ippTagString(attr
->value_tag
), attr
->num_values
));
1845 ipp_free_values(attr
, 0, attr
->num_values
);
1848 _cupsStrFree(attr
->name
);
1858 * 'ippDeleteAttribute()' - Delete a single attribute in an IPP message.
1860 * @since CUPS 1.1.19/macOS 10.3@
1865 ipp_t
*ipp
, /* I - IPP message */
1866 ipp_attribute_t
*attr
) /* I - Attribute to delete */
1868 ipp_attribute_t
*current
, /* Current attribute */
1869 *prev
; /* Previous attribute */
1872 DEBUG_printf(("ippDeleteAttribute(ipp=%p, attr=%p(%s))", (void *)ipp
, (void *)attr
, attr
? attr
->name
: "(null)"));
1875 * Range check input...
1881 DEBUG_printf(("4debug_free: %p %s %s%s (%d values)", (void *)attr
, attr
->name
, attr
->num_values
> 1 ? "1setOf " : "", ippTagString(attr
->value_tag
), attr
->num_values
));
1884 * Find the attribute in the list...
1889 for (current
= ipp
->attrs
, prev
= NULL
;
1891 prev
= current
, current
= current
->next
)
1892 if (current
== attr
)
1895 * Found it, remove the attribute from the list...
1899 prev
->next
= current
->next
;
1901 ipp
->attrs
= current
->next
;
1903 if (current
== ipp
->last
)
1914 * Free memory used by the attribute...
1917 ipp_free_values(attr
, 0, attr
->num_values
);
1920 _cupsStrFree(attr
->name
);
1927 * 'ippDeleteValues()' - Delete values in an attribute.
1929 * The @code element@ parameter specifies the first value to delete, starting at
1930 * 0. It must be less than the number of values returned by @link ippGetCount@.
1932 * The @code attr@ parameter may be modified as a result of setting the value.
1934 * Deleting all values in an attribute deletes the attribute.
1936 * @since CUPS 1.6/macOS 10.8@
1939 int /* O - 1 on success, 0 on failure */
1941 ipp_t
*ipp
, /* I - IPP message */
1942 ipp_attribute_t
**attr
, /* IO - Attribute */
1943 int element
, /* I - Index of first value to delete (0-based) */
1944 int count
) /* I - Number of values to delete */
1947 * Range check input...
1950 if (!ipp
|| !attr
|| !*attr
||
1951 element
< 0 || element
>= (*attr
)->num_values
|| count
<= 0 ||
1952 (element
+ count
) >= (*attr
)->num_values
)
1956 * If we are deleting all values, just delete the attribute entirely.
1959 if (count
== (*attr
)->num_values
)
1961 ippDeleteAttribute(ipp
, *attr
);
1967 * Otherwise free the values in question and return.
1970 ipp_free_values(*attr
, element
, count
);
1977 * 'ippFindAttribute()' - Find a named attribute in a request.
1979 * Starting with CUPS 2.0, the attribute name can contain a hierarchical list
1980 * of attribute and member names separated by slashes, for example
1981 * "media-col/media-size".
1984 ipp_attribute_t
* /* O - Matching attribute */
1985 ippFindAttribute(ipp_t
*ipp
, /* I - IPP message */
1986 const char *name
, /* I - Name of attribute */
1987 ipp_tag_t type
) /* I - Type of attribute */
1989 DEBUG_printf(("2ippFindAttribute(ipp=%p, name=\"%s\", type=%02x(%s))", (void *)ipp
, name
, type
, ippTagString(type
)));
1995 * Reset the current pointer...
1998 ipp
->current
= NULL
;
2002 * Search for the attribute...
2005 return (ippFindNextAttribute(ipp
, name
, type
));
2010 * 'ippFindNextAttribute()' - Find the next named attribute in a request.
2012 * Starting with CUPS 2.0, the attribute name can contain a hierarchical list
2013 * of attribute and member names separated by slashes, for example
2014 * "media-col/media-size".
2017 ipp_attribute_t
* /* O - Matching attribute */
2018 ippFindNextAttribute(ipp_t
*ipp
, /* I - IPP message */
2019 const char *name
, /* I - Name of attribute */
2020 ipp_tag_t type
) /* I - Type of attribute */
2022 ipp_attribute_t
*attr
, /* Current atttribute */
2023 *childattr
; /* Child attribute */
2024 ipp_tag_t value_tag
; /* Value tag */
2025 char parent
[1024], /* Parent attribute name */
2026 *child
= NULL
; /* Child attribute name */
2029 DEBUG_printf(("2ippFindNextAttribute(ipp=%p, name=\"%s\", type=%02x(%s))", (void *)ipp
, name
, type
, ippTagString(type
)));
2034 DEBUG_printf(("3ippFindNextAttribute: atend=%d", ipp
->atend
));
2039 if (strchr(name
, '/'))
2042 * Search for child attribute...
2045 strlcpy(parent
, name
, sizeof(parent
));
2046 if ((child
= strchr(parent
, '/')) == NULL
)
2048 DEBUG_puts("3ippFindNextAttribute: Attribute name too long.");
2054 if (ipp
->current
&& ipp
->current
->name
&& ipp
->current
->value_tag
== IPP_TAG_BEGIN_COLLECTION
&& !strcmp(parent
, ipp
->current
->name
))
2056 while (ipp
->curindex
< ipp
->current
->num_values
)
2058 if ((childattr
= ippFindNextAttribute(ipp
->current
->values
[ipp
->curindex
].collection
, child
, type
)) != NULL
)
2062 if (ipp
->curindex
< ipp
->current
->num_values
&& ipp
->current
->values
[ipp
->curindex
].collection
)
2063 ipp
->current
->values
[ipp
->curindex
].collection
->current
= NULL
;
2066 ipp
->prev
= ipp
->current
;
2067 ipp
->current
= ipp
->current
->next
;
2080 ipp
->current
= ipp
->attrs
;
2085 attr
= ipp
->current
;
2087 else if (ipp
->current
)
2089 ipp
->prev
= ipp
->current
;
2090 attr
= ipp
->current
->next
;
2098 for (; attr
!= NULL
; ipp
->prev
= attr
, attr
= attr
->next
)
2100 DEBUG_printf(("4ippFindAttribute: attr=%p, name=\"%s\"", (void *)attr
, attr
->name
));
2102 value_tag
= (ipp_tag_t
)(attr
->value_tag
& IPP_TAG_CUPS_MASK
);
2104 if (attr
->name
!= NULL
&& _cups_strcasecmp(attr
->name
, name
) == 0 &&
2105 (value_tag
== type
|| type
== IPP_TAG_ZERO
|| name
== parent
||
2106 (value_tag
== IPP_TAG_TEXTLANG
&& type
== IPP_TAG_TEXT
) ||
2107 (value_tag
== IPP_TAG_NAMELANG
&& type
== IPP_TAG_NAME
)))
2109 ipp
->current
= attr
;
2111 if (name
== parent
&& attr
->value_tag
== IPP_TAG_BEGIN_COLLECTION
)
2113 int i
; /* Looping var */
2115 for (i
= 0; i
< attr
->num_values
; i
++)
2117 if ((childattr
= ippFindAttribute(attr
->values
[i
].collection
, child
, type
)) != NULL
)
2119 attr
->values
[0].collection
->curindex
= i
;
2129 ipp
->current
= NULL
;
2138 * 'ippFirstAttribute()' - Return the first attribute in the message.
2140 * @since CUPS 1.6/macOS 10.8@
2143 ipp_attribute_t
* /* O - First attribute or @code NULL@ if none */
2144 ippFirstAttribute(ipp_t
*ipp
) /* I - IPP message */
2147 * Range check input...
2154 * Return the first attribute...
2157 return (ipp
->current
= ipp
->attrs
);
2162 * 'ippGetBoolean()' - Get a boolean value for an attribute.
2164 * The @code element@ parameter specifies which value to get from 0 to
2165 * @code ippGetCount(attr)@ - 1.
2167 * @since CUPS 1.6/macOS 10.8@
2170 int /* O - Boolean value or 0 on error */
2171 ippGetBoolean(ipp_attribute_t
*attr
, /* I - IPP attribute */
2172 int element
) /* I - Value number (0-based) */
2175 * Range check input...
2178 if (!attr
|| attr
->value_tag
!= IPP_TAG_BOOLEAN
||
2179 element
< 0 || element
>= attr
->num_values
)
2183 * Return the value...
2186 return (attr
->values
[element
].boolean
);
2191 * 'ippGetCollection()' - Get a collection value for an attribute.
2193 * The @code element@ parameter specifies which value to get from 0 to
2194 * @code ippGetCount(attr)@ - 1.
2196 * @since CUPS 1.6/macOS 10.8@
2199 ipp_t
* /* O - Collection value or @code NULL@ on error */
2201 ipp_attribute_t
*attr
, /* I - IPP attribute */
2202 int element
) /* I - Value number (0-based) */
2205 * Range check input...
2208 if (!attr
|| attr
->value_tag
!= IPP_TAG_BEGIN_COLLECTION
||
2209 element
< 0 || element
>= attr
->num_values
)
2213 * Return the value...
2216 return (attr
->values
[element
].collection
);
2221 * 'ippGetCount()' - Get the number of values in an attribute.
2223 * @since CUPS 1.6/macOS 10.8@
2226 int /* O - Number of values or 0 on error */
2227 ippGetCount(ipp_attribute_t
*attr
) /* I - IPP attribute */
2230 * Range check input...
2237 * Return the number of values...
2240 return (attr
->num_values
);
2245 * 'ippGetDate()' - Get a dateTime value for an attribute.
2247 * The @code element@ parameter specifies which value to get from 0 to
2248 * @code ippGetCount(attr)@ - 1.
2250 * @since CUPS 1.6/macOS 10.8@
2253 const ipp_uchar_t
* /* O - dateTime value or @code NULL@ */
2254 ippGetDate(ipp_attribute_t
*attr
, /* I - IPP attribute */
2255 int element
) /* I - Value number (0-based) */
2258 * Range check input...
2261 if (!attr
|| attr
->value_tag
!= IPP_TAG_DATE
||
2262 element
< 0 || element
>= attr
->num_values
)
2266 * Return the value...
2269 return (attr
->values
[element
].date
);
2274 * 'ippGetGroupTag()' - Get the group associated with an attribute.
2276 * @since CUPS 1.6/macOS 10.8@
2279 ipp_tag_t
/* O - Group tag or @code IPP_TAG_ZERO@ on error */
2280 ippGetGroupTag(ipp_attribute_t
*attr
) /* I - IPP attribute */
2283 * Range check input...
2287 return (IPP_TAG_ZERO
);
2290 * Return the group...
2293 return (attr
->group_tag
);
2298 * 'ippGetInteger()' - Get the integer/enum value for an attribute.
2300 * The @code element@ parameter specifies which value to get from 0 to
2301 * @code ippGetCount(attr)@ - 1.
2303 * @since CUPS 1.6/macOS 10.8@
2306 int /* O - Value or 0 on error */
2307 ippGetInteger(ipp_attribute_t
*attr
, /* I - IPP attribute */
2308 int element
) /* I - Value number (0-based) */
2311 * Range check input...
2314 if (!attr
|| (attr
->value_tag
!= IPP_TAG_INTEGER
&& attr
->value_tag
!= IPP_TAG_ENUM
) ||
2315 element
< 0 || element
>= attr
->num_values
)
2319 * Return the value...
2322 return (attr
->values
[element
].integer
);
2327 * 'ippGetName()' - Get the attribute name.
2329 * @since CUPS 1.6/macOS 10.8@
2332 const char * /* O - Attribute name or @code NULL@ for separators */
2333 ippGetName(ipp_attribute_t
*attr
) /* I - IPP attribute */
2336 * Range check input...
2343 * Return the name...
2346 return (attr
->name
);
2351 * 'ippGetOctetString()' - Get an octetString value from an IPP attribute.
2353 * The @code element@ parameter specifies which value to get from 0 to
2354 * @code ippGetCount(attr)@ - 1.
2356 * @since CUPS 1.7/macOS 10.9@
2359 void * /* O - Pointer to octetString data */
2361 ipp_attribute_t
*attr
, /* I - IPP attribute */
2362 int element
, /* I - Value number (0-based) */
2363 int *datalen
) /* O - Length of octetString data */
2366 * Range check input...
2369 if (!attr
|| attr
->value_tag
!= IPP_TAG_STRING
||
2370 element
< 0 || element
>= attr
->num_values
)
2379 * Return the values...
2383 *datalen
= attr
->values
[element
].unknown
.length
;
2385 return (attr
->values
[element
].unknown
.data
);
2390 * 'ippGetOperation()' - Get the operation ID in an IPP message.
2392 * @since CUPS 1.6/macOS 10.8@
2395 ipp_op_t
/* O - Operation ID or 0 on error */
2396 ippGetOperation(ipp_t
*ipp
) /* I - IPP request message */
2399 * Range check input...
2403 return ((ipp_op_t
)0);
2406 * Return the value...
2409 return (ipp
->request
.op
.operation_id
);
2414 * 'ippGetRange()' - Get a rangeOfInteger value from an attribute.
2416 * The @code element@ parameter specifies which value to get from 0 to
2417 * @code ippGetCount(attr)@ - 1.
2419 * @since CUPS 1.6/macOS 10.8@
2422 int /* O - Lower value of range or 0 */
2423 ippGetRange(ipp_attribute_t
*attr
, /* I - IPP attribute */
2424 int element
, /* I - Value number (0-based) */
2425 int *uppervalue
)/* O - Upper value of range */
2428 * Range check input...
2431 if (!attr
|| attr
->value_tag
!= IPP_TAG_RANGE
||
2432 element
< 0 || element
>= attr
->num_values
)
2441 * Return the values...
2445 *uppervalue
= attr
->values
[element
].range
.upper
;
2447 return (attr
->values
[element
].range
.lower
);
2452 * 'ippGetRequestId()' - Get the request ID from an IPP message.
2454 * @since CUPS 1.6/macOS 10.8@
2457 int /* O - Request ID or 0 on error */
2458 ippGetRequestId(ipp_t
*ipp
) /* I - IPP message */
2461 * Range check input...
2468 * Return the request ID...
2471 return (ipp
->request
.any
.request_id
);
2476 * 'ippGetResolution()' - Get a resolution value for an attribute.
2478 * The @code element@ parameter specifies which value to get from 0 to
2479 * @code ippGetCount(attr)@ - 1.
2481 * @since CUPS 1.6/macOS 10.8@
2484 int /* O - Horizontal/cross feed resolution or 0 */
2486 ipp_attribute_t
*attr
, /* I - IPP attribute */
2487 int element
, /* I - Value number (0-based) */
2488 int *yres
, /* O - Vertical/feed resolution */
2489 ipp_res_t
*units
) /* O - Units for resolution */
2492 * Range check input...
2495 if (!attr
|| attr
->value_tag
!= IPP_TAG_RESOLUTION
||
2496 element
< 0 || element
>= attr
->num_values
)
2502 *units
= (ipp_res_t
)0;
2508 * Return the value...
2512 *yres
= attr
->values
[element
].resolution
.yres
;
2515 *units
= attr
->values
[element
].resolution
.units
;
2517 return (attr
->values
[element
].resolution
.xres
);
2522 * 'ippGetState()' - Get the IPP message state.
2524 * @since CUPS 1.6/macOS 10.8@
2527 ipp_state_t
/* O - IPP message state value */
2528 ippGetState(ipp_t
*ipp
) /* I - IPP message */
2531 * Range check input...
2535 return (IPP_STATE_IDLE
);
2538 * Return the value...
2541 return (ipp
->state
);
2546 * 'ippGetStatusCode()' - Get the status code from an IPP response or event message.
2548 * @since CUPS 1.6/macOS 10.8@
2551 ipp_status_t
/* O - Status code in IPP message */
2552 ippGetStatusCode(ipp_t
*ipp
) /* I - IPP response or event message */
2555 * Range check input...
2559 return (IPP_STATUS_ERROR_INTERNAL
);
2562 * Return the value...
2565 return (ipp
->request
.status
.status_code
);
2570 * 'ippGetString()' - Get the string and optionally the language code for an attribute.
2572 * The @code element@ parameter specifies which value to get from 0 to
2573 * @code ippGetCount(attr)@ - 1.
2575 * @since CUPS 1.6/macOS 10.8@
2579 ippGetString(ipp_attribute_t
*attr
, /* I - IPP attribute */
2580 int element
, /* I - Value number (0-based) */
2581 const char **language
)/* O - Language code (@code NULL@ for don't care) */
2583 ipp_tag_t tag
; /* Value tag */
2587 * Range check input...
2590 tag
= ippGetValueTag(attr
);
2592 if (!attr
|| element
< 0 || element
>= attr
->num_values
|| (tag
!= IPP_TAG_TEXTLANG
&& tag
!= IPP_TAG_NAMELANG
&& (tag
< IPP_TAG_TEXT
|| tag
> IPP_TAG_MIMETYPE
)))
2596 * Return the value...
2600 *language
= attr
->values
[element
].string
.language
;
2602 return (attr
->values
[element
].string
.text
);
2607 * 'ippGetValueTag()' - Get the value tag for an attribute.
2609 * @since CUPS 1.6/macOS 10.8@
2612 ipp_tag_t
/* O - Value tag or @code IPP_TAG_ZERO@ on error */
2613 ippGetValueTag(ipp_attribute_t
*attr
) /* I - IPP attribute */
2616 * Range check input...
2620 return (IPP_TAG_ZERO
);
2623 * Return the value...
2626 return (attr
->value_tag
& IPP_TAG_CUPS_MASK
);
2631 * 'ippGetVersion()' - Get the major and minor version number from an IPP message.
2633 * @since CUPS 1.6/macOS 10.8@
2636 int /* O - Major version number or 0 on error */
2637 ippGetVersion(ipp_t
*ipp
, /* I - IPP message */
2638 int *minor
) /* O - Minor version number or @code NULL@ for don't care */
2641 * Range check input...
2653 * Return the value...
2657 *minor
= ipp
->request
.any
.version
[1];
2659 return (ipp
->request
.any
.version
[0]);
2664 * 'ippLength()' - Compute the length of an IPP message.
2667 size_t /* O - Size of IPP message */
2668 ippLength(ipp_t
*ipp
) /* I - IPP message */
2670 return (ipp_length(ipp
, 0));
2675 * 'ippNextAttribute()' - Return the next attribute in the message.
2677 * @since CUPS 1.6/macOS 10.8@
2680 ipp_attribute_t
* /* O - Next attribute or @code NULL@ if none */
2681 ippNextAttribute(ipp_t
*ipp
) /* I - IPP message */
2684 * Range check input...
2687 if (!ipp
|| !ipp
->current
)
2691 * Return the next attribute...
2694 return (ipp
->current
= ipp
->current
->next
);
2699 * 'ippNew()' - Allocate a new IPP message.
2702 ipp_t
* /* O - New IPP message */
2705 ipp_t
*temp
; /* New IPP message */
2706 _cups_globals_t
*cg
= _cupsGlobals();
2710 DEBUG_puts("ippNew()");
2712 if ((temp
= (ipp_t
*)calloc(1, sizeof(ipp_t
))) != NULL
)
2715 * Set default version - usually 2.0...
2718 DEBUG_printf(("4debug_alloc: %p IPP message", (void *)temp
));
2720 if (cg
->server_version
== 0)
2723 temp
->request
.any
.version
[0] = (ipp_uchar_t
)(cg
->server_version
/ 10);
2724 temp
->request
.any
.version
[1] = (ipp_uchar_t
)(cg
->server_version
% 10);
2728 DEBUG_printf(("1ippNew: Returning %p", (void *)temp
));
2735 * 'ippNewRequest()' - Allocate a new IPP request message.
2737 * The new request message is initialized with the "attributes-charset" and
2738 * "attributes-natural-language" attributes added. The
2739 * "attributes-natural-language" value is derived from the current locale.
2741 * @since CUPS 1.2/macOS 10.5@
2744 ipp_t
* /* O - IPP request message */
2745 ippNewRequest(ipp_op_t op
) /* I - Operation code */
2747 ipp_t
*request
; /* IPP request message */
2748 cups_lang_t
*language
; /* Current language localization */
2749 static int request_id
= 0; /* Current request ID */
2750 static _cups_mutex_t request_mutex
= _CUPS_MUTEX_INITIALIZER
;
2751 /* Mutex for request ID */
2754 DEBUG_printf(("ippNewRequest(op=%02x(%s))", op
, ippOpString(op
)));
2757 * Create a new IPP message...
2760 if ((request
= ippNew()) == NULL
)
2764 * Set the operation and request ID...
2767 _cupsMutexLock(&request_mutex
);
2769 request
->request
.op
.operation_id
= op
;
2770 request
->request
.op
.request_id
= ++request_id
;
2772 _cupsMutexUnlock(&request_mutex
);
2775 * Use UTF-8 as the character set...
2778 ippAddString(request
, IPP_TAG_OPERATION
, IPP_TAG_CHARSET
,
2779 "attributes-charset", NULL
, "utf-8");
2782 * Get the language from the current locale...
2785 language
= cupsLangDefault();
2787 ippAddString(request
, IPP_TAG_OPERATION
, IPP_TAG_LANGUAGE
,
2788 "attributes-natural-language", NULL
, language
->language
);
2791 * Return the new request...
2799 * 'ippNewResponse()' - Allocate a new IPP response message.
2801 * The new response message is initialized with the same "version-number",
2802 * "request-id", "attributes-charset", and "attributes-natural-language" as the
2803 * provided request message. If the "attributes-charset" or
2804 * "attributes-natural-language" attributes are missing from the request,
2805 * 'utf-8' and a value derived from the current locale are substituted,
2808 * @since CUPS 1.7/macOS 10.9@
2811 ipp_t
* /* O - IPP response message */
2812 ippNewResponse(ipp_t
*request
) /* I - IPP request message */
2814 ipp_t
*response
; /* IPP response message */
2815 ipp_attribute_t
*attr
; /* Current attribute */
2819 * Range check input...
2826 * Create a new IPP message...
2829 if ((response
= ippNew()) == NULL
)
2833 * Copy the request values over to the response...
2836 response
->request
.status
.version
[0] = request
->request
.op
.version
[0];
2837 response
->request
.status
.version
[1] = request
->request
.op
.version
[1];
2838 response
->request
.status
.request_id
= request
->request
.op
.request_id
;
2841 * The first attribute MUST be attributes-charset...
2844 attr
= request
->attrs
;
2846 if (attr
&& attr
->name
&& !strcmp(attr
->name
, "attributes-charset") &&
2847 attr
->group_tag
== IPP_TAG_OPERATION
&&
2848 attr
->value_tag
== IPP_TAG_CHARSET
&&
2849 attr
->num_values
== 1)
2852 * Copy charset from request...
2855 ippAddString(response
, IPP_TAG_OPERATION
, IPP_TAG_CHARSET
,
2856 "attributes-charset", NULL
, attr
->values
[0].string
.text
);
2861 * Use "utf-8" as the default...
2864 ippAddString(response
, IPP_TAG_OPERATION
, IPP_TAG_CHARSET
,
2865 "attributes-charset", NULL
, "utf-8");
2869 * Then attributes-natural-language...
2875 if (attr
&& attr
->name
&&
2876 !strcmp(attr
->name
, "attributes-natural-language") &&
2877 attr
->group_tag
== IPP_TAG_OPERATION
&&
2878 attr
->value_tag
== IPP_TAG_LANGUAGE
&&
2879 attr
->num_values
== 1)
2882 * Copy language from request...
2885 ippAddString(response
, IPP_TAG_OPERATION
, IPP_TAG_LANGUAGE
,
2886 "attributes-natural-language", NULL
,
2887 attr
->values
[0].string
.text
);
2892 * Use the language from the current locale...
2895 cups_lang_t
*language
= cupsLangDefault();
2896 /* Current locale */
2898 ippAddString(response
, IPP_TAG_OPERATION
, IPP_TAG_LANGUAGE
,
2899 "attributes-natural-language", NULL
, language
->language
);
2907 * 'ippRead()' - Read data for an IPP message from a HTTP connection.
2910 ipp_state_t
/* O - Current state */
2911 ippRead(http_t
*http
, /* I - HTTP connection */
2912 ipp_t
*ipp
) /* I - IPP data */
2914 DEBUG_printf(("ippRead(http=%p, ipp=%p), data_remaining=" CUPS_LLFMT
, (void *)http
, (void *)ipp
, CUPS_LLCAST (http
? http
->data_remaining
: -1)));
2917 return (IPP_STATE_ERROR
);
2919 DEBUG_printf(("2ippRead: http->state=%d, http->used=%d", http
->state
, http
->used
));
2921 return (ippReadIO(http
, (ipp_iocb_t
)ipp_read_http
, http
->blocking
, NULL
,
2927 * 'ippReadFile()' - Read data for an IPP message from a file.
2929 * @since CUPS 1.1.19/macOS 10.3@
2932 ipp_state_t
/* O - Current state */
2933 ippReadFile(int fd
, /* I - HTTP data */
2934 ipp_t
*ipp
) /* I - IPP data */
2936 DEBUG_printf(("ippReadFile(fd=%d, ipp=%p)", fd
, (void *)ipp
));
2938 return (ippReadIO(&fd
, (ipp_iocb_t
)ipp_read_file
, 1, NULL
, ipp
));
2943 * 'ippReadIO()' - Read data for an IPP message.
2945 * @since CUPS 1.2/macOS 10.5@
2948 ipp_state_t
/* O - Current state */
2949 ippReadIO(void *src
, /* I - Data source */
2950 ipp_iocb_t cb
, /* I - Read callback function */
2951 int blocking
, /* I - Use blocking IO? */
2952 ipp_t
*parent
, /* I - Parent request, if any */
2953 ipp_t
*ipp
) /* I - IPP data */
2955 int n
; /* Length of data */
2956 unsigned char *buffer
, /* Data buffer */
2957 string
[IPP_MAX_TEXT
],
2958 /* Small string buffer */
2959 *bufptr
; /* Pointer into buffer */
2960 ipp_attribute_t
*attr
; /* Current attribute */
2961 ipp_tag_t tag
; /* Current tag */
2962 ipp_tag_t value_tag
; /* Current value tag */
2963 _ipp_value_t
*value
; /* Current value */
2966 DEBUG_printf(("ippReadIO(src=%p, cb=%p, blocking=%d, parent=%p, ipp=%p)", (void *)src
, (void *)cb
, blocking
, (void *)parent
, (void *)ipp
));
2967 DEBUG_printf(("2ippReadIO: ipp->state=%d", ipp
? ipp
->state
: IPP_STATE_ERROR
));
2970 return (IPP_STATE_ERROR
);
2972 if ((buffer
= (unsigned char *)_cupsBufferGet(IPP_BUF_SIZE
)) == NULL
)
2974 DEBUG_puts("1ippReadIO: Unable to get read buffer.");
2975 return (IPP_STATE_ERROR
);
2980 case IPP_STATE_IDLE
:
2981 ipp
->state
++; /* Avoid common problem... */
2983 case IPP_STATE_HEADER
:
2987 * Get the request header...
2990 if ((*cb
)(src
, buffer
, 8) < 8)
2992 DEBUG_puts("1ippReadIO: Unable to read header.");
2993 _cupsBufferRelease((char *)buffer
);
2994 return (IPP_STATE_ERROR
);
2998 * Then copy the request header over...
3001 ipp
->request
.any
.version
[0] = buffer
[0];
3002 ipp
->request
.any
.version
[1] = buffer
[1];
3003 ipp
->request
.any
.op_status
= (buffer
[2] << 8) | buffer
[3];
3004 ipp
->request
.any
.request_id
= (((((buffer
[4] << 8) | buffer
[5]) << 8) |
3005 buffer
[6]) << 8) | buffer
[7];
3007 DEBUG_printf(("2ippReadIO: version=%d.%d", buffer
[0], buffer
[1]));
3008 DEBUG_printf(("2ippReadIO: op_status=%04x",
3009 ipp
->request
.any
.op_status
));
3010 DEBUG_printf(("2ippReadIO: request_id=%d",
3011 ipp
->request
.any
.request_id
));
3014 ipp
->state
= IPP_STATE_ATTRIBUTE
;
3015 ipp
->current
= NULL
;
3016 ipp
->curtag
= IPP_TAG_ZERO
;
3017 ipp
->prev
= ipp
->last
;
3020 * If blocking is disabled, stop here...
3026 case IPP_STATE_ATTRIBUTE
:
3029 if ((*cb
)(src
, buffer
, 1) < 1)
3031 DEBUG_puts("1ippReadIO: Callback returned EOF/error");
3032 _cupsBufferRelease((char *)buffer
);
3033 return (IPP_STATE_ERROR
);
3036 DEBUG_printf(("2ippReadIO: ipp->current=%p, ipp->prev=%p", (void *)ipp
->current
, (void *)ipp
->prev
));
3039 * Read this attribute...
3042 tag
= (ipp_tag_t
)buffer
[0];
3043 if (tag
== IPP_TAG_EXTENSION
)
3046 * Read 32-bit "extension" tag...
3049 if ((*cb
)(src
, buffer
, 4) < 1)
3051 DEBUG_puts("1ippReadIO: Callback returned EOF/error");
3052 _cupsBufferRelease((char *)buffer
);
3053 return (IPP_STATE_ERROR
);
3056 tag
= (ipp_tag_t
)((((((buffer
[0] << 8) | buffer
[1]) << 8) |
3057 buffer
[2]) << 8) | buffer
[3]);
3059 if (tag
& IPP_TAG_CUPS_CONST
)
3062 * Fail if the high bit is set in the tag...
3065 _cupsSetError(IPP_STATUS_ERROR_INTERNAL
, _("IPP extension tag larger than 0x7FFFFFFF."), 1);
3066 DEBUG_printf(("1ippReadIO: bad tag 0x%x.", tag
));
3067 _cupsBufferRelease((char *)buffer
);
3068 return (IPP_STATE_ERROR
);
3072 if (tag
== IPP_TAG_END
)
3075 * No more attributes left...
3078 DEBUG_puts("2ippReadIO: IPP_TAG_END.");
3080 ipp
->state
= IPP_STATE_DATA
;
3083 else if (tag
== IPP_TAG_ZERO
|| (tag
== IPP_TAG_OPERATION
&& ipp
->curtag
!= IPP_TAG_ZERO
))
3085 _cupsSetError(IPP_STATUS_ERROR_INTERNAL
, _("Invalid group tag."), 1);
3086 DEBUG_printf(("1ippReadIO: bad tag 0x%02x.", tag
));
3087 _cupsBufferRelease((char *)buffer
);
3088 return (IPP_STATE_ERROR
);
3090 else if (tag
< IPP_TAG_UNSUPPORTED_VALUE
)
3093 * Group tag... Set the current group and continue...
3096 if (ipp
->curtag
== tag
)
3097 ipp
->prev
= ippAddSeparator(ipp
);
3098 else if (ipp
->current
)
3099 ipp
->prev
= ipp
->current
;
3102 ipp
->current
= NULL
;
3103 DEBUG_printf(("2ippReadIO: group tag=%x(%s), ipp->prev=%p", tag
, ippTagString(tag
), (void *)ipp
->prev
));
3107 DEBUG_printf(("2ippReadIO: value tag=%x(%s)", tag
,
3108 ippTagString(tag
)));
3114 if ((*cb
)(src
, buffer
, 2) < 2)
3116 DEBUG_puts("1ippReadIO: unable to read name length.");
3117 _cupsBufferRelease((char *)buffer
);
3118 return (IPP_STATE_ERROR
);
3121 n
= (buffer
[0] << 8) | buffer
[1];
3123 if (n
>= IPP_BUF_SIZE
)
3125 _cupsSetError(IPP_STATUS_ERROR_INTERNAL
, _("IPP name larger than 32767 bytes."), 1);
3126 DEBUG_printf(("1ippReadIO: bad name length %d.", n
));
3127 _cupsBufferRelease((char *)buffer
);
3128 return (IPP_STATE_ERROR
);
3131 DEBUG_printf(("2ippReadIO: name length=%d", n
));
3133 if (n
== 0 && tag
!= IPP_TAG_MEMBERNAME
&&
3134 tag
!= IPP_TAG_END_COLLECTION
)
3137 * More values for current attribute...
3140 if (ipp
->current
== NULL
)
3142 _cupsSetError(IPP_STATUS_ERROR_INTERNAL
, _("IPP attribute has no name."), 1);
3143 DEBUG_puts("1ippReadIO: Attribute without name and no current.");
3144 _cupsBufferRelease((char *)buffer
);
3145 return (IPP_STATE_ERROR
);
3148 attr
= ipp
->current
;
3149 value_tag
= (ipp_tag_t
)(attr
->value_tag
& IPP_TAG_CUPS_MASK
);
3152 * Make sure we aren't adding a new value of a different
3156 if (value_tag
== IPP_TAG_ZERO
)
3159 * Setting the value of a collection member...
3162 attr
->value_tag
= tag
;
3164 else if (value_tag
== IPP_TAG_TEXTLANG
||
3165 value_tag
== IPP_TAG_NAMELANG
||
3166 (value_tag
>= IPP_TAG_TEXT
&&
3167 value_tag
<= IPP_TAG_MIMETYPE
))
3170 * String values can sometimes come across in different
3171 * forms; accept sets of differing values...
3174 if (tag
!= IPP_TAG_TEXTLANG
&& tag
!= IPP_TAG_NAMELANG
&&
3175 (tag
< IPP_TAG_TEXT
|| tag
> IPP_TAG_MIMETYPE
) &&
3176 tag
!= IPP_TAG_NOVALUE
)
3178 _cupsSetError(IPP_STATUS_ERROR_INTERNAL
,
3179 _("IPP 1setOf attribute with incompatible value "
3181 DEBUG_printf(("1ippReadIO: 1setOf value tag %x(%s) != %x(%s)",
3182 value_tag
, ippTagString(value_tag
), tag
,
3183 ippTagString(tag
)));
3184 _cupsBufferRelease((char *)buffer
);
3185 return (IPP_STATE_ERROR
);
3188 if (value_tag
!= tag
)
3190 DEBUG_printf(("1ippReadIO: Converting %s attribute from %s to %s.",
3191 attr
->name
, ippTagString(value_tag
), ippTagString(tag
)));
3192 ippSetValueTag(ipp
, &attr
, tag
);
3195 else if (value_tag
== IPP_TAG_INTEGER
||
3196 value_tag
== IPP_TAG_RANGE
)
3199 * Integer and rangeOfInteger values can sometimes be mixed; accept
3200 * sets of differing values...
3203 if (tag
!= IPP_TAG_INTEGER
&& tag
!= IPP_TAG_RANGE
)
3205 _cupsSetError(IPP_STATUS_ERROR_INTERNAL
,
3206 _("IPP 1setOf attribute with incompatible value "
3208 DEBUG_printf(("1ippReadIO: 1setOf value tag %x(%s) != %x(%s)",
3209 value_tag
, ippTagString(value_tag
), tag
,
3210 ippTagString(tag
)));
3211 _cupsBufferRelease((char *)buffer
);
3212 return (IPP_STATE_ERROR
);
3215 if (value_tag
== IPP_TAG_INTEGER
&& tag
== IPP_TAG_RANGE
)
3218 * Convert integer values to rangeOfInteger values...
3221 DEBUG_printf(("1ippReadIO: Converting %s attribute to "
3222 "rangeOfInteger.", attr
->name
));
3223 ippSetValueTag(ipp
, &attr
, IPP_TAG_RANGE
);
3226 else if (value_tag
!= tag
)
3228 _cupsSetError(IPP_STATUS_ERROR_INTERNAL
,
3229 _("IPP 1setOf attribute with incompatible value "
3231 DEBUG_printf(("1ippReadIO: value tag %x(%s) != %x(%s)",
3232 value_tag
, ippTagString(value_tag
), tag
,
3233 ippTagString(tag
)));
3234 _cupsBufferRelease((char *)buffer
);
3235 return (IPP_STATE_ERROR
);
3239 * Finally, reallocate the attribute array as needed...
3242 if ((value
= ipp_set_value(ipp
, &attr
, attr
->num_values
)) == NULL
)
3244 _cupsBufferRelease((char *)buffer
);
3245 return (IPP_STATE_ERROR
);
3248 else if (tag
== IPP_TAG_MEMBERNAME
)
3251 * Name must be length 0!
3256 _cupsSetError(IPP_STATUS_ERROR_INTERNAL
, _("IPP member name is not empty."), 1);
3257 DEBUG_puts("1ippReadIO: member name not empty.");
3258 _cupsBufferRelease((char *)buffer
);
3259 return (IPP_STATE_ERROR
);
3263 ipp
->prev
= ipp
->current
;
3265 attr
= ipp
->current
= ipp_add_attr(ipp
, NULL
, ipp
->curtag
, IPP_TAG_ZERO
, 1);
3268 _cupsSetHTTPError(HTTP_STATUS_ERROR
);
3269 DEBUG_puts("1ippReadIO: unable to allocate attribute.");
3270 _cupsBufferRelease((char *)buffer
);
3271 return (IPP_STATE_ERROR
);
3274 DEBUG_printf(("2ippReadIO: membername, ipp->current=%p, ipp->prev=%p", (void *)ipp
->current
, (void *)ipp
->prev
));
3276 value
= attr
->values
;
3278 else if (tag
!= IPP_TAG_END_COLLECTION
)
3281 * New attribute; read the name and add it...
3284 if ((*cb
)(src
, buffer
, (size_t)n
) < n
)
3286 DEBUG_puts("1ippReadIO: unable to read name.");
3287 _cupsBufferRelease((char *)buffer
);
3288 return (IPP_STATE_ERROR
);
3294 ipp
->prev
= ipp
->current
;
3296 if ((attr
= ipp
->current
= ipp_add_attr(ipp
, (char *)buffer
, ipp
->curtag
, tag
,
3299 _cupsSetHTTPError(HTTP_STATUS_ERROR
);
3300 DEBUG_puts("1ippReadIO: unable to allocate attribute.");
3301 _cupsBufferRelease((char *)buffer
);
3302 return (IPP_STATE_ERROR
);
3305 DEBUG_printf(("2ippReadIO: name=\"%s\", ipp->current=%p, ipp->prev=%p", buffer
, (void *)ipp
->current
, (void *)ipp
->prev
));
3307 value
= attr
->values
;
3315 if ((*cb
)(src
, buffer
, 2) < 2)
3317 DEBUG_puts("1ippReadIO: unable to read value length.");
3318 _cupsBufferRelease((char *)buffer
);
3319 return (IPP_STATE_ERROR
);
3322 n
= (buffer
[0] << 8) | buffer
[1];
3323 DEBUG_printf(("2ippReadIO: value length=%d", n
));
3325 if (n
>= IPP_BUF_SIZE
)
3327 _cupsSetError(IPP_STATUS_ERROR_INTERNAL
,
3328 _("IPP value larger than 32767 bytes."), 1);
3329 DEBUG_printf(("1ippReadIO: bad value length %d.", n
));
3330 _cupsBufferRelease((char *)buffer
);
3331 return (IPP_STATE_ERROR
);
3336 case IPP_TAG_INTEGER
:
3340 if (tag
== IPP_TAG_INTEGER
)
3341 _cupsSetError(IPP_STATUS_ERROR_INTERNAL
,
3342 _("IPP integer value not 4 bytes."), 1);
3344 _cupsSetError(IPP_STATUS_ERROR_INTERNAL
,
3345 _("IPP enum value not 4 bytes."), 1);
3346 DEBUG_printf(("1ippReadIO: bad integer value length %d.", n
));
3347 _cupsBufferRelease((char *)buffer
);
3348 return (IPP_STATE_ERROR
);
3351 if ((*cb
)(src
, buffer
, 4) < 4)
3353 DEBUG_puts("1ippReadIO: Unable to read integer value.");
3354 _cupsBufferRelease((char *)buffer
);
3355 return (IPP_STATE_ERROR
);
3358 n
= (((((buffer
[0] << 8) | buffer
[1]) << 8) | buffer
[2]) << 8) |
3361 if (attr
->value_tag
== IPP_TAG_RANGE
)
3362 value
->range
.lower
= value
->range
.upper
= n
;
3367 case IPP_TAG_BOOLEAN
:
3370 _cupsSetError(IPP_STATUS_ERROR_INTERNAL
, _("IPP boolean value not 1 byte."),
3372 DEBUG_printf(("1ippReadIO: bad boolean value length %d.", n
));
3373 _cupsBufferRelease((char *)buffer
);
3374 return (IPP_STATE_ERROR
);
3377 if ((*cb
)(src
, buffer
, 1) < 1)
3379 DEBUG_puts("1ippReadIO: Unable to read boolean value.");
3380 _cupsBufferRelease((char *)buffer
);
3381 return (IPP_STATE_ERROR
);
3384 value
->boolean
= (char)buffer
[0];
3387 case IPP_TAG_UNSUPPORTED_VALUE
:
3388 case IPP_TAG_DEFAULT
:
3389 case IPP_TAG_UNKNOWN
:
3390 case IPP_TAG_NOVALUE
:
3391 case IPP_TAG_NOTSETTABLE
:
3392 case IPP_TAG_DELETEATTR
:
3393 case IPP_TAG_ADMINDEFINE
:
3395 * These value types are not supposed to have values, however
3396 * some vendors (Brother) do not implement IPP correctly and so
3397 * we need to map non-empty values to text...
3400 if (attr
->value_tag
== tag
)
3405 attr
->value_tag
= IPP_TAG_TEXT
;
3410 case IPP_TAG_RESERVED_STRING
:
3411 case IPP_TAG_KEYWORD
:
3413 case IPP_TAG_URISCHEME
:
3414 case IPP_TAG_CHARSET
:
3415 case IPP_TAG_LANGUAGE
:
3416 case IPP_TAG_MIMETYPE
:
3419 if ((*cb
)(src
, buffer
, (size_t)n
) < n
)
3421 DEBUG_puts("1ippReadIO: unable to read string value.");
3422 _cupsBufferRelease((char *)buffer
);
3423 return (IPP_STATE_ERROR
);
3428 value
->string
.text
= _cupsStrAlloc((char *)buffer
);
3429 DEBUG_printf(("2ippReadIO: value=\"%s\"", value
->string
.text
));
3435 _cupsSetError(IPP_STATUS_ERROR_INTERNAL
, _("IPP date value not 11 bytes."), 1);
3436 DEBUG_printf(("1ippReadIO: bad date value length %d.", n
));
3437 _cupsBufferRelease((char *)buffer
);
3438 return (IPP_STATE_ERROR
);
3441 if ((*cb
)(src
, value
->date
, 11) < 11)
3443 DEBUG_puts("1ippReadIO: Unable to read date value.");
3444 _cupsBufferRelease((char *)buffer
);
3445 return (IPP_STATE_ERROR
);
3449 case IPP_TAG_RESOLUTION
:
3452 _cupsSetError(IPP_STATUS_ERROR_INTERNAL
,
3453 _("IPP resolution value not 9 bytes."), 1);
3454 DEBUG_printf(("1ippReadIO: bad resolution value length %d.", n
));
3455 _cupsBufferRelease((char *)buffer
);
3456 return (IPP_STATE_ERROR
);
3459 if ((*cb
)(src
, buffer
, 9) < 9)
3461 DEBUG_puts("1ippReadIO: Unable to read resolution value.");
3462 _cupsBufferRelease((char *)buffer
);
3463 return (IPP_STATE_ERROR
);
3466 value
->resolution
.xres
=
3467 (((((buffer
[0] << 8) | buffer
[1]) << 8) | buffer
[2]) << 8) |
3469 value
->resolution
.yres
=
3470 (((((buffer
[4] << 8) | buffer
[5]) << 8) | buffer
[6]) << 8) |
3472 value
->resolution
.units
=
3473 (ipp_res_t
)buffer
[8];
3476 case IPP_TAG_RANGE
:
3479 _cupsSetError(IPP_STATUS_ERROR_INTERNAL
,
3480 _("IPP rangeOfInteger value not 8 bytes."), 1);
3481 DEBUG_printf(("1ippReadIO: bad rangeOfInteger value length "
3483 _cupsBufferRelease((char *)buffer
);
3484 return (IPP_STATE_ERROR
);
3487 if ((*cb
)(src
, buffer
, 8) < 8)
3489 DEBUG_puts("1ippReadIO: Unable to read range value.");
3490 _cupsBufferRelease((char *)buffer
);
3491 return (IPP_STATE_ERROR
);
3494 value
->range
.lower
=
3495 (((((buffer
[0] << 8) | buffer
[1]) << 8) | buffer
[2]) << 8) |
3497 value
->range
.upper
=
3498 (((((buffer
[4] << 8) | buffer
[5]) << 8) | buffer
[6]) << 8) |
3502 case IPP_TAG_TEXTLANG
:
3503 case IPP_TAG_NAMELANG
:
3506 if (tag
== IPP_TAG_TEXTLANG
)
3507 _cupsSetError(IPP_STATUS_ERROR_INTERNAL
,
3508 _("IPP textWithLanguage value less than "
3509 "minimum 4 bytes."), 1);
3511 _cupsSetError(IPP_STATUS_ERROR_INTERNAL
,
3512 _("IPP nameWithLanguage value less than "
3513 "minimum 4 bytes."), 1);
3514 DEBUG_printf(("1ippReadIO: bad stringWithLanguage value "
3516 _cupsBufferRelease((char *)buffer
);
3517 return (IPP_STATE_ERROR
);
3520 if ((*cb
)(src
, buffer
, (size_t)n
) < n
)
3522 DEBUG_puts("1ippReadIO: Unable to read string w/language "
3524 _cupsBufferRelease((char *)buffer
);
3525 return (IPP_STATE_ERROR
);
3531 * text-with-language and name-with-language are composite
3540 n
= (bufptr
[0] << 8) | bufptr
[1];
3542 if ((bufptr
+ 2 + n
) >= (buffer
+ IPP_BUF_SIZE
) || n
>= (int)sizeof(string
))
3544 _cupsSetError(IPP_STATUS_ERROR_INTERNAL
,
3545 _("IPP language length overflows value."), 1);
3546 DEBUG_printf(("1ippReadIO: bad language value length %d.",
3548 _cupsBufferRelease((char *)buffer
);
3549 return (IPP_STATE_ERROR
);
3551 else if (n
>= IPP_MAX_LANGUAGE
)
3553 _cupsSetError(IPP_STATUS_ERROR_INTERNAL
,
3554 _("IPP language length too large."), 1);
3555 DEBUG_printf(("1ippReadIO: bad language value length %d.",
3557 _cupsBufferRelease((char *)buffer
);
3558 return (IPP_STATE_ERROR
);
3561 memcpy(string
, bufptr
+ 2, (size_t)n
);
3564 value
->string
.language
= _cupsStrAlloc((char *)string
);
3567 n
= (bufptr
[0] << 8) | bufptr
[1];
3569 if ((bufptr
+ 2 + n
) >= (buffer
+ IPP_BUF_SIZE
))
3571 _cupsSetError(IPP_STATUS_ERROR_INTERNAL
,
3572 _("IPP string length overflows value."), 1);
3573 DEBUG_printf(("1ippReadIO: bad string value length %d.", n
));
3574 _cupsBufferRelease((char *)buffer
);
3575 return (IPP_STATE_ERROR
);
3578 bufptr
[2 + n
] = '\0';
3579 value
->string
.text
= _cupsStrAlloc((char *)bufptr
+ 2);
3582 case IPP_TAG_BEGIN_COLLECTION
:
3584 * Oh, boy, here comes a collection value, so read it...
3587 value
->collection
= ippNew();
3591 _cupsSetError(IPP_STATUS_ERROR_INTERNAL
,
3592 _("IPP begCollection value not 0 bytes."), 1);
3593 DEBUG_puts("1ippReadIO: begCollection tag with value length "
3595 _cupsBufferRelease((char *)buffer
);
3596 return (IPP_STATE_ERROR
);
3599 if (ippReadIO(src
, cb
, 1, ipp
, value
->collection
) == IPP_STATE_ERROR
)
3601 DEBUG_puts("1ippReadIO: Unable to read collection value.");
3602 _cupsBufferRelease((char *)buffer
);
3603 return (IPP_STATE_ERROR
);
3607 case IPP_TAG_END_COLLECTION
:
3608 _cupsBufferRelease((char *)buffer
);
3612 _cupsSetError(IPP_STATUS_ERROR_INTERNAL
,
3613 _("IPP endCollection value not 0 bytes."), 1);
3614 DEBUG_puts("1ippReadIO: endCollection tag with value length "
3616 return (IPP_STATE_ERROR
);
3619 DEBUG_puts("1ippReadIO: endCollection tag...");
3620 return (ipp
->state
= IPP_STATE_DATA
);
3622 case IPP_TAG_MEMBERNAME
:
3624 * The value the name of the member in the collection, which
3625 * we need to carry over...
3630 _cupsSetError(IPP_STATUS_ERROR_INTERNAL
,
3631 _("IPP memberName with no attribute."), 1);
3632 DEBUG_puts("1ippReadIO: Member name without attribute.");
3633 _cupsBufferRelease((char *)buffer
);
3634 return (IPP_STATE_ERROR
);
3638 _cupsSetError(IPP_STATUS_ERROR_INTERNAL
,
3639 _("IPP memberName value is empty."), 1);
3640 DEBUG_puts("1ippReadIO: Empty member name value.");
3641 _cupsBufferRelease((char *)buffer
);
3642 return (IPP_STATE_ERROR
);
3644 else if ((*cb
)(src
, buffer
, (size_t)n
) < n
)
3646 DEBUG_puts("1ippReadIO: Unable to read member name value.");
3647 _cupsBufferRelease((char *)buffer
);
3648 return (IPP_STATE_ERROR
);
3652 attr
->name
= _cupsStrAlloc((char *)buffer
);
3655 * Since collection members are encoded differently than
3656 * regular attributes, make sure we don't start with an
3660 attr
->num_values
--;
3662 DEBUG_printf(("2ippReadIO: member name=\"%s\"", attr
->name
));
3665 case IPP_TAG_STRING
:
3666 default : /* Other unsupported values */
3667 if (tag
== IPP_TAG_STRING
&& n
> IPP_MAX_LENGTH
)
3669 _cupsSetError(IPP_STATUS_ERROR_INTERNAL
,
3670 _("IPP octetString length too large."), 1);
3671 DEBUG_printf(("1ippReadIO: bad octetString value length %d.",
3673 _cupsBufferRelease((char *)buffer
);
3674 return (IPP_STATE_ERROR
);
3677 value
->unknown
.length
= n
;
3681 if ((value
->unknown
.data
= malloc((size_t)n
)) == NULL
)
3683 _cupsSetHTTPError(HTTP_STATUS_ERROR
);
3684 DEBUG_puts("1ippReadIO: Unable to allocate value");
3685 _cupsBufferRelease((char *)buffer
);
3686 return (IPP_STATE_ERROR
);
3689 if ((*cb
)(src
, value
->unknown
.data
, (size_t)n
) < n
)
3691 DEBUG_puts("1ippReadIO: Unable to read unsupported value.");
3692 _cupsBufferRelease((char *)buffer
);
3693 return (IPP_STATE_ERROR
);
3697 value
->unknown
.data
= NULL
;
3702 * If blocking is disabled, stop here...
3710 case IPP_STATE_DATA
:
3714 break; /* anti-compiler-warning-code */
3717 DEBUG_printf(("1ippReadIO: returning ipp->state=%d.", ipp
->state
));
3718 _cupsBufferRelease((char *)buffer
);
3720 return (ipp
->state
);
3725 * 'ippSetBoolean()' - Set a boolean value in an attribute.
3727 * The @code ipp@ parameter refers to an IPP message previously created using
3728 * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions.
3730 * The @code attr@ parameter may be modified as a result of setting the value.
3732 * The @code element@ parameter specifies which value to set from 0 to
3733 * @code ippGetCount(attr)@.
3735 * @since CUPS 1.6/macOS 10.8@
3738 int /* O - 1 on success, 0 on failure */
3739 ippSetBoolean(ipp_t
*ipp
, /* I - IPP message */
3740 ipp_attribute_t
**attr
, /* IO - IPP attribute */
3741 int element
, /* I - Value number (0-based) */
3742 int boolvalue
)/* I - Boolean value */
3744 _ipp_value_t
*value
; /* Current value */
3748 * Range check input...
3751 if (!ipp
|| !attr
|| !*attr
|| (*attr
)->value_tag
!= IPP_TAG_BOOLEAN
||
3752 element
< 0 || element
> (*attr
)->num_values
)
3756 * Set the value and return...
3759 if ((value
= ipp_set_value(ipp
, attr
, element
)) != NULL
)
3760 value
->boolean
= (char)boolvalue
;
3762 return (value
!= NULL
);
3767 * 'ippSetCollection()' - Set a collection value in an attribute.
3769 * The @code ipp@ parameter refers to an IPP message previously created using
3770 * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions.
3772 * The @code attr@ parameter may be modified as a result of setting the value.
3774 * The @code element@ parameter specifies which value to set from 0 to
3775 * @code ippGetCount(attr)@.
3777 * @since CUPS 1.6/macOS 10.8@
3780 int /* O - 1 on success, 0 on failure */
3782 ipp_t
*ipp
, /* I - IPP message */
3783 ipp_attribute_t
**attr
, /* IO - IPP attribute */
3784 int element
, /* I - Value number (0-based) */
3785 ipp_t
*colvalue
) /* I - Collection value */
3787 _ipp_value_t
*value
; /* Current value */
3791 * Range check input...
3794 if (!ipp
|| !attr
|| !*attr
|| (*attr
)->value_tag
!= IPP_TAG_BEGIN_COLLECTION
||
3795 element
< 0 || element
> (*attr
)->num_values
|| !colvalue
)
3799 * Set the value and return...
3802 if ((value
= ipp_set_value(ipp
, attr
, element
)) != NULL
)
3804 if (value
->collection
)
3805 ippDelete(value
->collection
);
3807 value
->collection
= colvalue
;
3811 return (value
!= NULL
);
3816 * 'ippSetDate()' - Set a dateTime value in an attribute.
3818 * The @code ipp@ parameter refers to an IPP message previously created using
3819 * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions.
3821 * The @code attr@ parameter may be modified as a result of setting the value.
3823 * The @code element@ parameter specifies which value to set from 0 to
3824 * @code ippGetCount(attr)@.
3826 * @since CUPS 1.6/macOS 10.8@
3829 int /* O - 1 on success, 0 on failure */
3830 ippSetDate(ipp_t
*ipp
, /* I - IPP message */
3831 ipp_attribute_t
**attr
, /* IO - IPP attribute */
3832 int element
, /* I - Value number (0-based) */
3833 const ipp_uchar_t
*datevalue
)/* I - dateTime value */
3835 _ipp_value_t
*value
; /* Current value */
3839 * Range check input...
3842 if (!ipp
|| !attr
|| !*attr
|| (*attr
)->value_tag
!= IPP_TAG_DATE
||
3843 element
< 0 || element
> (*attr
)->num_values
|| !datevalue
)
3847 * Set the value and return...
3850 if ((value
= ipp_set_value(ipp
, attr
, element
)) != NULL
)
3851 memcpy(value
->date
, datevalue
, sizeof(value
->date
));
3853 return (value
!= NULL
);
3858 * 'ippSetGroupTag()' - Set the group tag of an attribute.
3860 * The @code ipp@ parameter refers to an IPP message previously created using
3861 * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions.
3863 * The @code attr@ parameter may be modified as a result of setting the value.
3865 * The @code group@ parameter specifies the IPP attribute group tag: none
3866 * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@),
3867 * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation
3868 * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription
3869 * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@).
3871 * @since CUPS 1.6/macOS 10.8@
3874 int /* O - 1 on success, 0 on failure */
3876 ipp_t
*ipp
, /* I - IPP message */
3877 ipp_attribute_t
**attr
, /* IO - Attribute */
3878 ipp_tag_t group_tag
) /* I - Group tag */
3881 * Range check input - group tag must be 0x01 to 0x0F, per RFC 8011...
3884 if (!ipp
|| !attr
|| !*attr
||
3885 group_tag
< IPP_TAG_ZERO
|| group_tag
== IPP_TAG_END
||
3886 group_tag
>= IPP_TAG_UNSUPPORTED_VALUE
)
3890 * Set the group tag and return...
3893 (*attr
)->group_tag
= group_tag
;
3900 * 'ippSetInteger()' - Set an integer or enum value in an attribute.
3902 * The @code ipp@ parameter refers to an IPP message previously created using
3903 * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions.
3905 * The @code attr@ parameter may be modified as a result of setting the value.
3907 * The @code element@ parameter specifies which value to set from 0 to
3908 * @code ippGetCount(attr)@.
3910 * @since CUPS 1.6/macOS 10.8@
3913 int /* O - 1 on success, 0 on failure */
3914 ippSetInteger(ipp_t
*ipp
, /* I - IPP message */
3915 ipp_attribute_t
**attr
, /* IO - IPP attribute */
3916 int element
, /* I - Value number (0-based) */
3917 int intvalue
) /* I - Integer/enum value */
3919 _ipp_value_t
*value
; /* Current value */
3923 * Range check input...
3926 if (!ipp
|| !attr
|| !*attr
||
3927 ((*attr
)->value_tag
!= IPP_TAG_INTEGER
&& (*attr
)->value_tag
!= IPP_TAG_ENUM
) ||
3928 element
< 0 || element
> (*attr
)->num_values
)
3932 * Set the value and return...
3935 if ((value
= ipp_set_value(ipp
, attr
, element
)) != NULL
)
3936 value
->integer
= intvalue
;
3938 return (value
!= NULL
);
3943 * 'ippSetName()' - Set the name of an attribute.
3945 * The @code ipp@ parameter refers to an IPP message previously created using
3946 * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions.
3948 * The @code attr@ parameter may be modified as a result of setting the value.
3950 * @since CUPS 1.6/macOS 10.8@
3953 int /* O - 1 on success, 0 on failure */
3954 ippSetName(ipp_t
*ipp
, /* I - IPP message */
3955 ipp_attribute_t
**attr
, /* IO - IPP attribute */
3956 const char *name
) /* I - Attribute name */
3958 char *temp
; /* Temporary name value */
3962 * Range check input...
3965 if (!ipp
|| !attr
|| !*attr
)
3969 * Set the value and return...
3972 if ((temp
= _cupsStrAlloc(name
)) != NULL
)
3975 _cupsStrFree((*attr
)->name
);
3977 (*attr
)->name
= temp
;
3980 return (temp
!= NULL
);
3985 * 'ippSetOctetString()' - Set an octetString value in an IPP attribute.
3987 * The @code ipp@ parameter refers to an IPP message previously created using
3988 * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions.
3990 * The @code attr@ parameter may be modified as a result of setting the value.
3992 * The @code element@ parameter specifies which value to set from 0 to
3993 * @code ippGetCount(attr)@.
3995 * @since CUPS 1.7/macOS 10.9@
3998 int /* O - 1 on success, 0 on failure */
4000 ipp_t
*ipp
, /* I - IPP message */
4001 ipp_attribute_t
**attr
, /* IO - IPP attribute */
4002 int element
, /* I - Value number (0-based) */
4003 const void *data
, /* I - Pointer to octetString data */
4004 int datalen
) /* I - Length of octetString data */
4006 _ipp_value_t
*value
; /* Current value */
4010 * Range check input...
4013 if (!ipp
|| !attr
|| !*attr
|| (*attr
)->value_tag
!= IPP_TAG_STRING
||
4014 element
< 0 || element
> (*attr
)->num_values
||
4015 datalen
< 0 || datalen
> IPP_MAX_LENGTH
)
4019 * Set the value and return...
4022 if ((value
= ipp_set_value(ipp
, attr
, element
)) != NULL
)
4024 if ((int)((*attr
)->value_tag
) & IPP_TAG_CUPS_CONST
)
4027 * Just copy the pointer...
4030 value
->unknown
.data
= (void *)data
;
4031 value
->unknown
.length
= datalen
;
4039 if (value
->unknown
.data
)
4042 * Free previous data...
4045 free(value
->unknown
.data
);
4047 value
->unknown
.data
= NULL
;
4048 value
->unknown
.length
= 0;
4053 void *temp
; /* Temporary data pointer */
4055 if ((temp
= malloc((size_t)datalen
)) != NULL
)
4057 memcpy(temp
, data
, (size_t)datalen
);
4059 value
->unknown
.data
= temp
;
4060 value
->unknown
.length
= datalen
;
4068 return (value
!= NULL
);
4073 * 'ippSetOperation()' - Set the operation ID in an IPP request message.
4075 * The @code ipp@ parameter refers to an IPP message previously created using
4076 * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions.
4078 * @since CUPS 1.6/macOS 10.8@
4081 int /* O - 1 on success, 0 on failure */
4082 ippSetOperation(ipp_t
*ipp
, /* I - IPP request message */
4083 ipp_op_t op
) /* I - Operation ID */
4086 * Range check input...
4093 * Set the operation and return...
4096 ipp
->request
.op
.operation_id
= op
;
4103 * 'ippSetRange()' - Set a rangeOfInteger value in an attribute.
4105 * The @code ipp@ parameter refers to an IPP message previously created using
4106 * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions.
4108 * The @code attr@ parameter may be modified as a result of setting the value.
4110 * The @code element@ parameter specifies which value to set from 0 to
4111 * @code ippGetCount(attr)@.
4113 * @since CUPS 1.6/macOS 10.8@
4116 int /* O - 1 on success, 0 on failure */
4117 ippSetRange(ipp_t
*ipp
, /* I - IPP message */
4118 ipp_attribute_t
**attr
, /* IO - IPP attribute */
4119 int element
, /* I - Value number (0-based) */
4120 int lowervalue
, /* I - Lower bound for range */
4121 int uppervalue
) /* I - Upper bound for range */
4123 _ipp_value_t
*value
; /* Current value */
4127 * Range check input...
4130 if (!ipp
|| !attr
|| !*attr
|| (*attr
)->value_tag
!= IPP_TAG_RANGE
||
4131 element
< 0 || element
> (*attr
)->num_values
|| lowervalue
> uppervalue
)
4135 * Set the value and return...
4138 if ((value
= ipp_set_value(ipp
, attr
, element
)) != NULL
)
4140 value
->range
.lower
= lowervalue
;
4141 value
->range
.upper
= uppervalue
;
4144 return (value
!= NULL
);
4149 * 'ippSetRequestId()' - Set the request ID in an IPP message.
4151 * The @code ipp@ parameter refers to an IPP message previously created using
4152 * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions.
4154 * The @code request_id@ parameter must be greater than 0.
4156 * @since CUPS 1.6/macOS 10.8@
4159 int /* O - 1 on success, 0 on failure */
4160 ippSetRequestId(ipp_t
*ipp
, /* I - IPP message */
4161 int request_id
) /* I - Request ID */
4164 * Range check input; not checking request_id values since ipptool wants to send
4165 * invalid values for conformance testing and a bad request_id does not affect the
4166 * encoding of a message...
4173 * Set the request ID and return...
4176 ipp
->request
.any
.request_id
= request_id
;
4183 * 'ippSetResolution()' - Set a resolution value in an attribute.
4185 * The @code ipp@ parameter refers to an IPP message previously created using
4186 * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions.
4188 * The @code attr@ parameter may be modified as a result of setting the value.
4190 * The @code element@ parameter specifies which value to set from 0 to
4191 * @code ippGetCount(attr)@.
4193 * @since CUPS 1.6/macOS 10.8@
4196 int /* O - 1 on success, 0 on failure */
4198 ipp_t
*ipp
, /* I - IPP message */
4199 ipp_attribute_t
**attr
, /* IO - IPP attribute */
4200 int element
, /* I - Value number (0-based) */
4201 ipp_res_t unitsvalue
, /* I - Resolution units */
4202 int xresvalue
, /* I - Horizontal/cross feed resolution */
4203 int yresvalue
) /* I - Vertical/feed resolution */
4205 _ipp_value_t
*value
; /* Current value */
4209 * Range check input...
4212 if (!ipp
|| !attr
|| !*attr
|| (*attr
)->value_tag
!= IPP_TAG_RESOLUTION
||
4213 element
< 0 || element
> (*attr
)->num_values
|| xresvalue
<= 0 || yresvalue
<= 0 ||
4214 unitsvalue
< IPP_RES_PER_INCH
|| unitsvalue
> IPP_RES_PER_CM
)
4218 * Set the value and return...
4221 if ((value
= ipp_set_value(ipp
, attr
, element
)) != NULL
)
4223 value
->resolution
.units
= unitsvalue
;
4224 value
->resolution
.xres
= xresvalue
;
4225 value
->resolution
.yres
= yresvalue
;
4228 return (value
!= NULL
);
4233 * 'ippSetState()' - Set the current state of the IPP message.
4235 * @since CUPS 1.6/macOS 10.8@
4238 int /* O - 1 on success, 0 on failure */
4239 ippSetState(ipp_t
*ipp
, /* I - IPP message */
4240 ipp_state_t state
) /* I - IPP state value */
4243 * Range check input...
4250 * Set the state and return...
4254 ipp
->current
= NULL
;
4261 * 'ippSetStatusCode()' - Set the status code in an IPP response or event message.
4263 * The @code ipp@ parameter refers to an IPP message previously created using
4264 * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions.
4266 * @since CUPS 1.6/macOS 10.8@
4269 int /* O - 1 on success, 0 on failure */
4270 ippSetStatusCode(ipp_t
*ipp
, /* I - IPP response or event message */
4271 ipp_status_t status
) /* I - Status code */
4274 * Range check input...
4281 * Set the status code and return...
4284 ipp
->request
.status
.status_code
= status
;
4291 * 'ippSetString()' - Set a string value in an attribute.
4293 * The @code ipp@ parameter refers to an IPP message previously created using
4294 * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions.
4296 * The @code attr@ parameter may be modified as a result of setting the value.
4298 * The @code element@ parameter specifies which value to set from 0 to
4299 * @code ippGetCount(attr)@.
4301 * @since CUPS 1.6/macOS 10.8@
4304 int /* O - 1 on success, 0 on failure */
4305 ippSetString(ipp_t
*ipp
, /* I - IPP message */
4306 ipp_attribute_t
**attr
, /* IO - IPP attribute */
4307 int element
, /* I - Value number (0-based) */
4308 const char *strvalue
) /* I - String value */
4310 char *temp
; /* Temporary string */
4311 _ipp_value_t
*value
; /* Current value */
4312 ipp_tag_t value_tag
; /* Value tag */
4316 * Range check input...
4320 value_tag
= (*attr
)->value_tag
& IPP_TAG_CUPS_MASK
;
4322 value_tag
= IPP_TAG_ZERO
;
4324 if (!ipp
|| !attr
|| !*attr
||
4325 (value_tag
< IPP_TAG_TEXT
&& value_tag
!= IPP_TAG_TEXTLANG
&&
4326 value_tag
!= IPP_TAG_NAMELANG
) || value_tag
> IPP_TAG_MIMETYPE
||
4331 * Set the value and return...
4334 if ((value
= ipp_set_value(ipp
, attr
, element
)) != NULL
)
4337 value
->string
.language
= (*attr
)->values
[0].string
.language
;
4339 if ((int)((*attr
)->value_tag
) & IPP_TAG_CUPS_CONST
)
4340 value
->string
.text
= (char *)strvalue
;
4341 else if ((temp
= _cupsStrAlloc(strvalue
)) != NULL
)
4343 if (value
->string
.text
)
4344 _cupsStrFree(value
->string
.text
);
4346 value
->string
.text
= temp
;
4352 return (value
!= NULL
);
4357 * 'ippSetStringf()' - Set a formatted string value of an attribute.
4359 * The @code ipp@ parameter refers to an IPP message previously created using
4360 * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions.
4362 * The @code attr@ parameter may be modified as a result of setting the value.
4364 * The @code element@ parameter specifies which value to set from 0 to
4365 * @code ippGetCount(attr)@.
4367 * The @code format@ parameter uses formatting characters compatible with the
4368 * printf family of standard functions. Additional arguments follow it as
4369 * needed. The formatted string is truncated as needed to the maximum length of
4370 * the corresponding value type.
4372 * @since CUPS 1.7/macOS 10.9@
4375 int /* O - 1 on success, 0 on failure */
4376 ippSetStringf(ipp_t
*ipp
, /* I - IPP message */
4377 ipp_attribute_t
**attr
, /* IO - IPP attribute */
4378 int element
, /* I - Value number (0-based) */
4379 const char *format
, /* I - Printf-style format string */
4380 ...) /* I - Additional arguments as needed */
4382 int ret
; /* Return value */
4383 va_list ap
; /* Pointer to additional arguments */
4386 va_start(ap
, format
);
4387 ret
= ippSetStringfv(ipp
, attr
, element
, format
, ap
);
4395 * 'ippSetStringf()' - Set a formatted string value of an attribute.
4397 * The @code ipp@ parameter refers to an IPP message previously created using
4398 * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions.
4400 * The @code attr@ parameter may be modified as a result of setting the value.
4402 * The @code element@ parameter specifies which value to set from 0 to
4403 * @code ippGetCount(attr)@.
4405 * The @code format@ parameter uses formatting characters compatible with the
4406 * printf family of standard functions. Additional arguments follow it as
4407 * needed. The formatted string is truncated as needed to the maximum length of
4408 * the corresponding value type.
4410 * @since CUPS 1.7/macOS 10.9@
4413 int /* O - 1 on success, 0 on failure */
4414 ippSetStringfv(ipp_t
*ipp
, /* I - IPP message */
4415 ipp_attribute_t
**attr
, /* IO - IPP attribute */
4416 int element
, /* I - Value number (0-based) */
4417 const char *format
, /* I - Printf-style format string */
4418 va_list ap
) /* I - Pointer to additional arguments */
4420 ipp_tag_t value_tag
; /* Value tag */
4421 char buffer
[IPP_MAX_TEXT
+ 4];
4422 /* Formatted text string */
4423 ssize_t bytes
, /* Length of formatted value */
4424 max_bytes
; /* Maximum number of bytes for value */
4428 * Range check input...
4432 value_tag
= (*attr
)->value_tag
& IPP_TAG_CUPS_MASK
;
4434 value_tag
= IPP_TAG_ZERO
;
4436 if (!ipp
|| !attr
|| !*attr
||
4437 (value_tag
< IPP_TAG_TEXT
&& value_tag
!= IPP_TAG_TEXTLANG
&&
4438 value_tag
!= IPP_TAG_NAMELANG
) || value_tag
> IPP_TAG_MIMETYPE
||
4443 * Format the string...
4446 if (!strcmp(format
, "%s"))
4449 * Optimize the simple case...
4452 const char *s
= va_arg(ap
, char *);
4457 bytes
= (ssize_t
)strlen(s
);
4458 strlcpy(buffer
, s
, sizeof(buffer
));
4463 * Do a full formatting of the message...
4466 if ((bytes
= vsnprintf(buffer
, sizeof(buffer
), format
, ap
)) < 0)
4471 * Limit the length of the string...
4478 case IPP_TAG_TEXTLANG
:
4479 max_bytes
= IPP_MAX_TEXT
;
4483 case IPP_TAG_NAMELANG
:
4484 max_bytes
= IPP_MAX_NAME
;
4487 case IPP_TAG_CHARSET
:
4488 max_bytes
= IPP_MAX_CHARSET
;
4491 case IPP_TAG_KEYWORD
:
4492 max_bytes
= IPP_MAX_KEYWORD
;
4495 case IPP_TAG_LANGUAGE
:
4496 max_bytes
= IPP_MAX_LANGUAGE
;
4499 case IPP_TAG_MIMETYPE
:
4500 max_bytes
= IPP_MAX_MIMETYPE
;
4504 max_bytes
= IPP_MAX_URI
;
4507 case IPP_TAG_URISCHEME
:
4508 max_bytes
= IPP_MAX_URISCHEME
;
4512 if (bytes
>= max_bytes
)
4514 char *bufmax
, /* Buffer at max_bytes */
4515 *bufptr
; /* Pointer into buffer */
4517 bufptr
= buffer
+ strlen(buffer
) - 1;
4518 bufmax
= buffer
+ max_bytes
- 1;
4520 while (bufptr
> bufmax
)
4524 while ((*bufptr
& 0xc0) == 0x80 && bufptr
> buffer
)
4535 * Set the formatted string and return...
4538 return (ippSetString(ipp
, attr
, element
, buffer
));
4543 * 'ippSetValueTag()' - Set the value tag of an attribute.
4545 * The @code ipp@ parameter refers to an IPP message previously created using
4546 * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions.
4548 * The @code attr@ parameter may be modified as a result of setting the value.
4550 * Integer (@code IPP_TAG_INTEGER@) values can be promoted to rangeOfInteger
4551 * (@code IPP_TAG_RANGE@) values, the various string tags can be promoted to name
4552 * (@code IPP_TAG_NAME@) or nameWithLanguage (@code IPP_TAG_NAMELANG@) values, text
4553 * (@code IPP_TAG_TEXT@) values can be promoted to textWithLanguage
4554 * (@code IPP_TAG_TEXTLANG@) values, and all values can be demoted to the various
4555 * out-of-band value tags such as no-value (@code IPP_TAG_NOVALUE@). All other changes
4558 * Promoting a string attribute to nameWithLanguage or textWithLanguage adds the language
4559 * code in the "attributes-natural-language" attribute or, if not present, the language
4560 * code for the current locale.
4562 * @since CUPS 1.6/macOS 10.8@
4565 int /* O - 1 on success, 0 on failure */
4567 ipp_t
*ipp
, /* I - IPP message */
4568 ipp_attribute_t
**attr
, /* IO - IPP attribute */
4569 ipp_tag_t value_tag
) /* I - Value tag */
4571 int i
; /* Looping var */
4572 _ipp_value_t
*value
; /* Current value */
4573 int integer
; /* Current integer value */
4574 cups_lang_t
*language
; /* Current language */
4575 char code
[32]; /* Language code */
4576 ipp_tag_t temp_tag
; /* Temporary value tag */
4580 * Range check input...
4583 if (!ipp
|| !attr
|| !*attr
)
4587 * If there is no change, return immediately...
4590 if (value_tag
== (*attr
)->value_tag
)
4594 * Otherwise implement changes as needed...
4597 temp_tag
= (ipp_tag_t
)((int)((*attr
)->value_tag
) & IPP_TAG_CUPS_MASK
);
4601 case IPP_TAG_UNSUPPORTED_VALUE
:
4602 case IPP_TAG_DEFAULT
:
4603 case IPP_TAG_UNKNOWN
:
4604 case IPP_TAG_NOVALUE
:
4605 case IPP_TAG_NOTSETTABLE
:
4606 case IPP_TAG_DELETEATTR
:
4607 case IPP_TAG_ADMINDEFINE
:
4609 * Free any existing values...
4612 if ((*attr
)->num_values
> 0)
4613 ipp_free_values(*attr
, 0, (*attr
)->num_values
);
4616 * Set out-of-band value...
4619 (*attr
)->value_tag
= value_tag
;
4622 case IPP_TAG_RANGE
:
4623 if (temp_tag
!= IPP_TAG_INTEGER
)
4626 for (i
= (*attr
)->num_values
, value
= (*attr
)->values
;
4630 integer
= value
->integer
;
4631 value
->range
.lower
= value
->range
.upper
= integer
;
4634 (*attr
)->value_tag
= IPP_TAG_RANGE
;
4638 if (temp_tag
!= IPP_TAG_KEYWORD
&& temp_tag
!= IPP_TAG_URI
&&
4639 temp_tag
!= IPP_TAG_URISCHEME
&& temp_tag
!= IPP_TAG_LANGUAGE
&&
4640 temp_tag
!= IPP_TAG_MIMETYPE
)
4643 (*attr
)->value_tag
= (ipp_tag_t
)(IPP_TAG_NAME
| ((*attr
)->value_tag
& IPP_TAG_CUPS_CONST
));
4646 case IPP_TAG_NAMELANG
:
4647 case IPP_TAG_TEXTLANG
:
4648 if (value_tag
== IPP_TAG_NAMELANG
&&
4649 (temp_tag
!= IPP_TAG_NAME
&& temp_tag
!= IPP_TAG_KEYWORD
&&
4650 temp_tag
!= IPP_TAG_URI
&& temp_tag
!= IPP_TAG_URISCHEME
&&
4651 temp_tag
!= IPP_TAG_LANGUAGE
&& temp_tag
!= IPP_TAG_MIMETYPE
))
4654 if (value_tag
== IPP_TAG_TEXTLANG
&& temp_tag
!= IPP_TAG_TEXT
)
4657 if (ipp
->attrs
&& ipp
->attrs
->next
&& ipp
->attrs
->next
->name
&&
4658 !strcmp(ipp
->attrs
->next
->name
, "attributes-natural-language"))
4661 * Use the language code from the IPP message...
4664 (*attr
)->values
[0].string
.language
=
4665 _cupsStrAlloc(ipp
->attrs
->next
->values
[0].string
.text
);
4670 * Otherwise, use the language code corresponding to the locale...
4673 language
= cupsLangDefault();
4674 (*attr
)->values
[0].string
.language
= _cupsStrAlloc(ipp_lang_code(language
->language
,
4679 for (i
= (*attr
)->num_values
- 1, value
= (*attr
)->values
+ 1;
4682 value
->string
.language
= (*attr
)->values
[0].string
.language
;
4684 if ((int)(*attr
)->value_tag
& IPP_TAG_CUPS_CONST
)
4687 * Make copies of all values...
4690 for (i
= (*attr
)->num_values
, value
= (*attr
)->values
;
4693 value
->string
.text
= _cupsStrAlloc(value
->string
.text
);
4696 (*attr
)->value_tag
= IPP_TAG_NAMELANG
;
4699 case IPP_TAG_KEYWORD
:
4700 if (temp_tag
== IPP_TAG_NAME
|| temp_tag
== IPP_TAG_NAMELANG
)
4701 break; /* Silently "allow" name -> keyword */
4712 * 'ippSetVersion()' - Set the version number in an IPP message.
4714 * The @code ipp@ parameter refers to an IPP message previously created using
4715 * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions.
4717 * The valid version numbers are currently 1.0, 1.1, 2.0, 2.1, and 2.2.
4719 * @since CUPS 1.6/macOS 10.8@
4722 int /* O - 1 on success, 0 on failure */
4723 ippSetVersion(ipp_t
*ipp
, /* I - IPP message */
4724 int major
, /* I - Major version number (major.minor) */
4725 int minor
) /* I - Minor version number (major.minor) */
4728 * Range check input...
4731 if (!ipp
|| major
< 0 || minor
< 0)
4735 * Set the version number...
4738 ipp
->request
.any
.version
[0] = (ipp_uchar_t
)major
;
4739 ipp
->request
.any
.version
[1] = (ipp_uchar_t
)minor
;
4746 * 'ippTimeToDate()' - Convert from time in seconds to RFC 2579 format.
4749 const ipp_uchar_t
* /* O - RFC-2579 date/time data */
4750 ippTimeToDate(time_t t
) /* I - Time in seconds */
4752 struct tm
*unixdate
; /* UNIX unixdate/time info */
4753 ipp_uchar_t
*date
= _cupsGlobals()->ipp_date
;
4754 /* RFC-2579 date/time data */
4758 * RFC-2579 date/time format is:
4760 * Byte(s) Description
4761 * ------- -----------
4762 * 0-1 Year (0 to 65535)
4766 * 5 Minutes (0 to 59)
4767 * 6 Seconds (0 to 60, 60 = "leap second")
4768 * 7 Deciseconds (0 to 9)
4770 * 9 UTC hours (0 to 11)
4771 * 10 UTC minutes (0 to 59)
4774 unixdate
= gmtime(&t
);
4775 unixdate
->tm_year
+= 1900;
4777 date
[0] = (ipp_uchar_t
)(unixdate
->tm_year
>> 8);
4778 date
[1] = (ipp_uchar_t
)(unixdate
->tm_year
);
4779 date
[2] = (ipp_uchar_t
)(unixdate
->tm_mon
+ 1);
4780 date
[3] = (ipp_uchar_t
)unixdate
->tm_mday
;
4781 date
[4] = (ipp_uchar_t
)unixdate
->tm_hour
;
4782 date
[5] = (ipp_uchar_t
)unixdate
->tm_min
;
4783 date
[6] = (ipp_uchar_t
)unixdate
->tm_sec
;
4794 * 'ippValidateAttribute()' - Validate the contents of an attribute.
4796 * This function validates the contents of an attribute based on the name and
4797 * value tag. 1 is returned if the attribute is valid, 0 otherwise. On
4798 * failure, @link cupsLastErrorString@ is set to a human-readable message.
4800 * @since CUPS 1.7/macOS 10.9@
4803 int /* O - 1 if valid, 0 otherwise */
4804 ippValidateAttribute(
4805 ipp_attribute_t
*attr
) /* I - Attribute */
4807 int i
; /* Looping var */
4808 char scheme
[64], /* Scheme from URI */
4809 userpass
[256], /* Username/password from URI */
4810 hostname
[256], /* Hostname from URI */
4811 resource
[1024]; /* Resource from URI */
4812 int port
, /* Port number from URI */
4813 uri_status
; /* URI separation status */
4814 const char *ptr
; /* Pointer into string */
4815 ipp_attribute_t
*colattr
; /* Collection attribute */
4816 regex_t re
; /* Regular expression */
4817 ipp_uchar_t
*date
; /* Current date value */
4828 * Validate the attribute name.
4831 for (ptr
= attr
->name
; *ptr
; ptr
++)
4832 if (!isalnum(*ptr
& 255) && *ptr
!= '-' && *ptr
!= '.' && *ptr
!= '_')
4835 if (*ptr
|| ptr
== attr
->name
)
4837 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad attribute name - invalid character (RFC 8011 section 5.1.4)."), attr
->name
);
4841 if ((ptr
- attr
->name
) > 255)
4843 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad attribute name - bad length %d (RFC 8011 section 5.1.4)."), attr
->name
, (int)(ptr
- attr
->name
));
4847 switch (attr
->value_tag
)
4849 case IPP_TAG_INTEGER
:
4852 case IPP_TAG_BOOLEAN
:
4853 for (i
= 0; i
< attr
->num_values
; i
++)
4855 if (attr
->values
[i
].boolean
!= 0 &&
4856 attr
->values
[i
].boolean
!= 1)
4858 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad boolean value %d (RFC 8011 section 5.1.21)."), attr
->name
, attr
->values
[i
].boolean
);
4865 for (i
= 0; i
< attr
->num_values
; i
++)
4867 if (attr
->values
[i
].integer
< 1)
4869 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad enum value %d - out of range (RFC 8011 section 5.1.5)."), attr
->name
, attr
->values
[i
].integer
);
4875 case IPP_TAG_STRING
:
4876 for (i
= 0; i
< attr
->num_values
; i
++)
4878 if (attr
->values
[i
].unknown
.length
> IPP_MAX_OCTETSTRING
)
4880 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad octetString value - bad length %d (RFC 8011 section 5.1.20)."), attr
->name
, attr
->values
[i
].unknown
.length
);
4887 for (i
= 0; i
< attr
->num_values
; i
++)
4889 date
= attr
->values
[i
].date
;
4891 if (date
[2] < 1 || date
[2] > 12)
4893 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad dateTime month %u (RFC 8011 section 5.1.15)."), attr
->name
, date
[2]);
4897 if (date
[3] < 1 || date
[3] > 31)
4899 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad dateTime day %u (RFC 8011 section 5.1.15)."), attr
->name
, date
[3]);
4905 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad dateTime hours %u (RFC 8011 section 5.1.15)."), attr
->name
, date
[4]);
4911 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad dateTime minutes %u (RFC 8011 section 5.1.15)."), attr
->name
, date
[5]);
4917 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad dateTime seconds %u (RFC 8011 section 5.1.15)."), attr
->name
, date
[6]);
4923 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad dateTime deciseconds %u (RFC 8011 section 5.1.15)."), attr
->name
, date
[7]);
4927 if (date
[8] != '-' && date
[8] != '+')
4929 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad dateTime UTC sign '%c' (RFC 8011 section 5.1.15)."), attr
->name
, date
[8]);
4935 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad dateTime UTC hours %u (RFC 8011 section 5.1.15)."), attr
->name
, date
[9]);
4941 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad dateTime UTC minutes %u (RFC 8011 section 5.1.15)."), attr
->name
, date
[10]);
4947 case IPP_TAG_RESOLUTION
:
4948 for (i
= 0; i
< attr
->num_values
; i
++)
4950 if (attr
->values
[i
].resolution
.xres
<= 0)
4952 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad resolution value %dx%d%s - cross feed resolution must be positive (RFC 8011 section 5.1.16)."), attr
->name
, attr
->values
[i
].resolution
.xres
, attr
->values
[i
].resolution
.yres
, attr
->values
[i
].resolution
.units
== IPP_RES_PER_INCH
? "dpi" : attr
->values
[i
].resolution
.units
== IPP_RES_PER_CM
? "dpcm" : "unknown");
4956 if (attr
->values
[i
].resolution
.yres
<= 0)
4958 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad resolution value %dx%d%s - feed resolution must be positive (RFC 8011 section 5.1.16)."), attr
->name
, attr
->values
[i
].resolution
.xres
, attr
->values
[i
].resolution
.yres
, attr
->values
[i
].resolution
.units
== IPP_RES_PER_INCH
? "dpi" : attr
->values
[i
].resolution
.units
== IPP_RES_PER_CM
? "dpcm" : "unknown");
4962 if (attr
->values
[i
].resolution
.units
!= IPP_RES_PER_INCH
&& attr
->values
[i
].resolution
.units
!= IPP_RES_PER_CM
)
4964 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad resolution value %dx%d%s - bad units value (RFC 8011 section 5.1.16)."), attr
->name
, attr
->values
[i
].resolution
.xres
, attr
->values
[i
].resolution
.yres
, attr
->values
[i
].resolution
.units
== IPP_RES_PER_INCH
? "dpi" : attr
->values
[i
].resolution
.units
== IPP_RES_PER_CM
? "dpcm" : "unknown");
4970 case IPP_TAG_RANGE
:
4971 for (i
= 0; i
< attr
->num_values
; i
++)
4973 if (attr
->values
[i
].range
.lower
> attr
->values
[i
].range
.upper
)
4975 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad rangeOfInteger value %d-%d - lower greater than upper (RFC 8011 section 5.1.14)."), attr
->name
, attr
->values
[i
].range
.lower
, attr
->values
[i
].range
.upper
);
4981 case IPP_TAG_BEGIN_COLLECTION
:
4982 for (i
= 0; i
< attr
->num_values
; i
++)
4984 for (colattr
= attr
->values
[i
].collection
->attrs
;
4986 colattr
= colattr
->next
)
4988 if (!ippValidateAttribute(colattr
))
4995 case IPP_TAG_TEXTLANG
:
4996 for (i
= 0; i
< attr
->num_values
; i
++)
4998 for (ptr
= attr
->values
[i
].string
.text
; *ptr
; ptr
++)
5000 if ((*ptr
& 0xe0) == 0xc0)
5003 if ((*ptr
& 0xc0) != 0x80)
5006 else if ((*ptr
& 0xf0) == 0xe0)
5009 if ((*ptr
& 0xc0) != 0x80)
5012 if ((*ptr
& 0xc0) != 0x80)
5015 else if ((*ptr
& 0xf8) == 0xf0)
5018 if ((*ptr
& 0xc0) != 0x80)
5021 if ((*ptr
& 0xc0) != 0x80)
5024 if ((*ptr
& 0xc0) != 0x80)
5027 else if (*ptr
& 0x80)
5029 else if ((*ptr
< ' ' && *ptr
!= '\n' && *ptr
!= '\r' && *ptr
!= '\t') || *ptr
== 0x7f)
5035 if (*ptr
< ' ' || *ptr
== 0x7f)
5037 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad text value \"%s\" - bad control character (PWG 5100.14 section 8.3)."), attr
->name
, attr
->values
[i
].string
.text
);
5042 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad text value \"%s\" - bad UTF-8 sequence (RFC 8011 section 5.1.2)."), attr
->name
, attr
->values
[i
].string
.text
);
5047 if ((ptr
- attr
->values
[i
].string
.text
) > (IPP_MAX_TEXT
- 1))
5049 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad text value \"%s\" - bad length %d (RFC 8011 section 5.1.2)."), attr
->name
, attr
->values
[i
].string
.text
, (int)(ptr
- attr
->values
[i
].string
.text
));
5056 case IPP_TAG_NAMELANG
:
5057 for (i
= 0; i
< attr
->num_values
; i
++)
5059 for (ptr
= attr
->values
[i
].string
.text
; *ptr
; ptr
++)
5061 if ((*ptr
& 0xe0) == 0xc0)
5064 if ((*ptr
& 0xc0) != 0x80)
5067 else if ((*ptr
& 0xf0) == 0xe0)
5070 if ((*ptr
& 0xc0) != 0x80)
5073 if ((*ptr
& 0xc0) != 0x80)
5076 else if ((*ptr
& 0xf8) == 0xf0)
5079 if ((*ptr
& 0xc0) != 0x80)
5082 if ((*ptr
& 0xc0) != 0x80)
5085 if ((*ptr
& 0xc0) != 0x80)
5088 else if (*ptr
& 0x80)
5090 else if (*ptr
< ' ' || *ptr
== 0x7f)
5096 if (*ptr
< ' ' || *ptr
== 0x7f)
5098 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad name value \"%s\" - bad control character (PWG 5100.14 section 8.1)."), attr
->name
, attr
->values
[i
].string
.text
);
5103 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad name value \"%s\" - bad UTF-8 sequence (RFC 8011 section 5.1.3)."), attr
->name
, attr
->values
[i
].string
.text
);
5108 if ((ptr
- attr
->values
[i
].string
.text
) > (IPP_MAX_NAME
- 1))
5110 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad name value \"%s\" - bad length %d (RFC 8011 section 5.1.3)."), attr
->name
, attr
->values
[i
].string
.text
, (int)(ptr
- attr
->values
[i
].string
.text
));
5116 case IPP_TAG_KEYWORD
:
5117 for (i
= 0; i
< attr
->num_values
; i
++)
5119 for (ptr
= attr
->values
[i
].string
.text
; *ptr
; ptr
++)
5121 if (!isalnum(*ptr
& 255) && *ptr
!= '-' && *ptr
!= '.' &&
5126 if (*ptr
|| ptr
== attr
->values
[i
].string
.text
)
5128 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad keyword value \"%s\" - invalid character (RFC 8011 section 5.1.4)."), attr
->name
, attr
->values
[i
].string
.text
);
5132 if ((ptr
- attr
->values
[i
].string
.text
) > (IPP_MAX_KEYWORD
- 1))
5134 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad keyword value \"%s\" - bad length %d (RFC 8011 section 5.1.4)."), attr
->name
, attr
->values
[i
].string
.text
, (int)(ptr
- attr
->values
[i
].string
.text
));
5141 for (i
= 0; i
< attr
->num_values
; i
++)
5143 uri_status
= httpSeparateURI(HTTP_URI_CODING_ALL
, attr
->values
[i
].string
.text
, scheme
, sizeof(scheme
), userpass
, sizeof(userpass
), hostname
, sizeof(hostname
), &port
, resource
, sizeof(resource
));
5145 if (uri_status
< HTTP_URI_STATUS_OK
)
5147 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad URI value \"%s\" - %s (RFC 8011 section 5.1.6)."), attr
->name
, attr
->values
[i
].string
.text
, httpURIStatusString(uri_status
));
5151 if (strlen(attr
->values
[i
].string
.text
) > (IPP_MAX_URI
- 1))
5153 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad URI value \"%s\" - bad length %d (RFC 8011 section 5.1.6)."), attr
->name
, attr
->values
[i
].string
.text
, (int)strlen(attr
->values
[i
].string
.text
));
5158 case IPP_TAG_URISCHEME
:
5159 for (i
= 0; i
< attr
->num_values
; i
++)
5161 ptr
= attr
->values
[i
].string
.text
;
5162 if (islower(*ptr
& 255))
5164 for (ptr
++; *ptr
; ptr
++)
5166 if (!islower(*ptr
& 255) && !isdigit(*ptr
& 255) &&
5167 *ptr
!= '+' && *ptr
!= '-' && *ptr
!= '.')
5172 if (*ptr
|| ptr
== attr
->values
[i
].string
.text
)
5174 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad uriScheme value \"%s\" - bad characters (RFC 8011 section 5.1.7)."), attr
->name
, attr
->values
[i
].string
.text
);
5178 if ((ptr
- attr
->values
[i
].string
.text
) > (IPP_MAX_URISCHEME
- 1))
5180 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad uriScheme value \"%s\" - bad length %d (RFC 8011 section 5.1.7)."), attr
->name
, attr
->values
[i
].string
.text
, (int)(ptr
- attr
->values
[i
].string
.text
));
5186 case IPP_TAG_CHARSET
:
5187 for (i
= 0; i
< attr
->num_values
; i
++)
5189 for (ptr
= attr
->values
[i
].string
.text
; *ptr
; ptr
++)
5191 if (!isprint(*ptr
& 255) || isupper(*ptr
& 255) ||
5192 isspace(*ptr
& 255))
5196 if (*ptr
|| ptr
== attr
->values
[i
].string
.text
)
5198 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad charset value \"%s\" - bad characters (RFC 8011 section 5.1.8)."), attr
->name
, attr
->values
[i
].string
.text
);
5202 if ((ptr
- attr
->values
[i
].string
.text
) > (IPP_MAX_CHARSET
- 1))
5204 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad charset value \"%s\" - bad length %d (RFC 8011 section 5.1.8)."), attr
->name
, attr
->values
[i
].string
.text
, (int)(ptr
- attr
->values
[i
].string
.text
));
5210 case IPP_TAG_LANGUAGE
:
5212 * The following regular expression is derived from the ABNF for
5213 * language tags in RFC 4646. All I can say is that this is the
5214 * easiest way to check the values...
5217 if ((i
= regcomp(&re
,
5219 "(([a-z]{2,3}(-[a-z][a-z][a-z]){0,3})|[a-z]{4,8})"
5221 "(-[a-z][a-z][a-z][a-z]){0,1}" /* script */
5222 "(-([a-z][a-z]|[0-9][0-9][0-9])){0,1}" /* region */
5223 "(-([a-z]{5,8}|[0-9][0-9][0-9]))*" /* variant */
5224 "(-[a-wy-z](-[a-z0-9]{2,8})+)*" /* extension */
5225 "(-x(-[a-z0-9]{1,8})+)*" /* privateuse */
5227 "x(-[a-z0-9]{1,8})+" /* privateuse */
5229 "[a-z]{1,3}(-[a-z][0-9]{2,8}){1,2}" /* grandfathered */
5231 REG_NOSUB
| REG_EXTENDED
)) != 0)
5233 char temp
[256]; /* Temporary error string */
5235 regerror(i
, &re
, temp
, sizeof(temp
));
5236 ipp_set_error(IPP_STATUS_ERROR_INTERNAL
, _("Unable to compile naturalLanguage regular expression: %s."), temp
);
5240 for (i
= 0; i
< attr
->num_values
; i
++)
5242 if (regexec(&re
, attr
->values
[i
].string
.text
, 0, NULL
, 0))
5244 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad naturalLanguage value \"%s\" - bad characters (RFC 8011 section 5.1.9)."), attr
->name
, attr
->values
[i
].string
.text
);
5249 if (strlen(attr
->values
[i
].string
.text
) > (IPP_MAX_LANGUAGE
- 1))
5251 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad naturalLanguage value \"%s\" - bad length %d (RFC 8011 section 5.1.9)."), attr
->name
, attr
->values
[i
].string
.text
, (int)strlen(attr
->values
[i
].string
.text
));
5260 case IPP_TAG_MIMETYPE
:
5262 * The following regular expression is derived from the ABNF for
5263 * MIME media types in RFC 2045 and 4288. All I can say is that this is
5264 * the easiest way to check the values...
5267 if ((i
= regcomp(&re
,
5269 "[-a-zA-Z0-9!#$&.+^_]{1,127}" /* type-name */
5271 "[-a-zA-Z0-9!#$&.+^_]{1,127}" /* subtype-name */
5272 "(;[-a-zA-Z0-9!#$&.+^_]{1,127}=" /* parameter= */
5273 "([-a-zA-Z0-9!#$&.+^_]{1,127}|\"[^\"]*\"))*"
5276 REG_NOSUB
| REG_EXTENDED
)) != 0)
5278 char temp
[256]; /* Temporary error string */
5280 regerror(i
, &re
, temp
, sizeof(temp
));
5281 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("Unable to compile mimeMediaType regular expression: %s."), temp
);
5285 for (i
= 0; i
< attr
->num_values
; i
++)
5287 if (regexec(&re
, attr
->values
[i
].string
.text
, 0, NULL
, 0))
5289 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad mimeMediaType value \"%s\" - bad characters (RFC 8011 section 5.1.10)."), attr
->name
, attr
->values
[i
].string
.text
);
5294 if (strlen(attr
->values
[i
].string
.text
) > (IPP_MAX_MIMETYPE
- 1))
5296 ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST
, _("\"%s\": Bad mimeMediaType value \"%s\" - bad length %d (RFC 8011 section 5.1.10)."), attr
->name
, attr
->values
[i
].string
.text
, (int)strlen(attr
->values
[i
].string
.text
));
5314 * 'ippValidateAttributes()' - Validate all attributes in an IPP message.
5316 * This function validates the contents of the IPP message, including each
5317 * attribute. Like @link ippValidateAttribute@, @link cupsLastErrorString@ is
5318 * set to a human-readable message on failure.
5320 * @since CUPS 1.7/macOS 10.9@
5323 int /* O - 1 if valid, 0 otherwise */
5324 ippValidateAttributes(ipp_t
*ipp
) /* I - IPP message */
5326 ipp_attribute_t
*attr
; /* Current attribute */
5332 for (attr
= ipp
->attrs
; attr
; attr
= attr
->next
)
5333 if (!ippValidateAttribute(attr
))
5341 * 'ippWrite()' - Write data for an IPP message to a HTTP connection.
5344 ipp_state_t
/* O - Current state */
5345 ippWrite(http_t
*http
, /* I - HTTP connection */
5346 ipp_t
*ipp
) /* I - IPP data */
5348 DEBUG_printf(("ippWrite(http=%p, ipp=%p)", (void *)http
, (void *)ipp
));
5351 return (IPP_STATE_ERROR
);
5353 return (ippWriteIO(http
, (ipp_iocb_t
)httpWrite2
, http
->blocking
, NULL
, ipp
));
5358 * 'ippWriteFile()' - Write data for an IPP message to a file.
5360 * @since CUPS 1.1.19/macOS 10.3@
5363 ipp_state_t
/* O - Current state */
5364 ippWriteFile(int fd
, /* I - HTTP data */
5365 ipp_t
*ipp
) /* I - IPP data */
5367 DEBUG_printf(("ippWriteFile(fd=%d, ipp=%p)", fd
, (void *)ipp
));
5369 ipp
->state
= IPP_STATE_IDLE
;
5371 return (ippWriteIO(&fd
, (ipp_iocb_t
)ipp_write_file
, 1, NULL
, ipp
));
5376 * 'ippWriteIO()' - Write data for an IPP message.
5378 * @since CUPS 1.2/macOS 10.5@
5381 ipp_state_t
/* O - Current state */
5382 ippWriteIO(void *dst
, /* I - Destination */
5383 ipp_iocb_t cb
, /* I - Write callback function */
5384 int blocking
, /* I - Use blocking IO? */
5385 ipp_t
*parent
, /* I - Parent IPP message */
5386 ipp_t
*ipp
) /* I - IPP data */
5388 int i
; /* Looping var */
5389 int n
; /* Length of data */
5390 unsigned char *buffer
, /* Data buffer */
5391 *bufptr
; /* Pointer into buffer */
5392 ipp_attribute_t
*attr
; /* Current attribute */
5393 _ipp_value_t
*value
; /* Current value */
5396 DEBUG_printf(("ippWriteIO(dst=%p, cb=%p, blocking=%d, parent=%p, ipp=%p)", (void *)dst
, (void *)cb
, blocking
, (void *)parent
, (void *)ipp
));
5399 return (IPP_STATE_ERROR
);
5401 if ((buffer
= (unsigned char *)_cupsBufferGet(IPP_BUF_SIZE
)) == NULL
)
5403 DEBUG_puts("1ippWriteIO: Unable to get write buffer");
5404 return (IPP_STATE_ERROR
);
5409 case IPP_STATE_IDLE
:
5410 ipp
->state
++; /* Avoid common problem... */
5412 case IPP_STATE_HEADER
:
5416 * Send the request header:
5419 * Operation/Status Code = 2 bytes
5420 * Request ID = 4 bytes
5426 *bufptr
++ = ipp
->request
.any
.version
[0];
5427 *bufptr
++ = ipp
->request
.any
.version
[1];
5428 *bufptr
++ = (ipp_uchar_t
)(ipp
->request
.any
.op_status
>> 8);
5429 *bufptr
++ = (ipp_uchar_t
)ipp
->request
.any
.op_status
;
5430 *bufptr
++ = (ipp_uchar_t
)(ipp
->request
.any
.request_id
>> 24);
5431 *bufptr
++ = (ipp_uchar_t
)(ipp
->request
.any
.request_id
>> 16);
5432 *bufptr
++ = (ipp_uchar_t
)(ipp
->request
.any
.request_id
>> 8);
5433 *bufptr
++ = (ipp_uchar_t
)ipp
->request
.any
.request_id
;
5435 DEBUG_printf(("2ippWriteIO: version=%d.%d", buffer
[0], buffer
[1]));
5436 DEBUG_printf(("2ippWriteIO: op_status=%04x",
5437 ipp
->request
.any
.op_status
));
5438 DEBUG_printf(("2ippWriteIO: request_id=%d",
5439 ipp
->request
.any
.request_id
));
5441 if ((*cb
)(dst
, buffer
, (size_t)(bufptr
- buffer
)) < 0)
5443 DEBUG_puts("1ippWriteIO: Could not write IPP header...");
5444 _cupsBufferRelease((char *)buffer
);
5445 return (IPP_STATE_ERROR
);
5450 * Reset the state engine to point to the first attribute
5451 * in the request/response, with no current group.
5454 ipp
->state
= IPP_STATE_ATTRIBUTE
;
5455 ipp
->current
= ipp
->attrs
;
5456 ipp
->curtag
= IPP_TAG_ZERO
;
5458 DEBUG_printf(("1ippWriteIO: ipp->current=%p", (void *)ipp
->current
));
5461 * If blocking is disabled, stop here...
5467 case IPP_STATE_ATTRIBUTE
:
5468 while (ipp
->current
!= NULL
)
5471 * Write this attribute...
5475 attr
= ipp
->current
;
5477 ipp
->current
= ipp
->current
->next
;
5481 if (ipp
->curtag
!= attr
->group_tag
)
5484 * Send a group tag byte...
5487 ipp
->curtag
= attr
->group_tag
;
5489 if (attr
->group_tag
== IPP_TAG_ZERO
)
5492 DEBUG_printf(("2ippWriteIO: wrote group tag=%x(%s)",
5493 attr
->group_tag
, ippTagString(attr
->group_tag
)));
5494 *bufptr
++ = (ipp_uchar_t
)attr
->group_tag
;
5496 else if (attr
->group_tag
== IPP_TAG_ZERO
)
5500 DEBUG_printf(("1ippWriteIO: %s (%s%s)", attr
->name
,
5501 attr
->num_values
> 1 ? "1setOf " : "",
5502 ippTagString(attr
->value_tag
)));
5505 * Write the attribute tag and name.
5507 * The attribute name length does not include the trailing nul
5508 * character in the source string.
5510 * Collection values (parent != NULL) are written differently...
5516 * Get the length of the attribute name, and make sure it won't
5517 * overflow the buffer...
5520 if ((n
= (int)strlen(attr
->name
)) > (IPP_BUF_SIZE
- 8))
5522 DEBUG_printf(("1ippWriteIO: Attribute name too long (%d)", n
));
5523 _cupsBufferRelease((char *)buffer
);
5524 return (IPP_STATE_ERROR
);
5528 * Write the value tag, name length, and name string...
5531 DEBUG_printf(("2ippWriteIO: writing value tag=%x(%s)",
5532 attr
->value_tag
, ippTagString(attr
->value_tag
)));
5533 DEBUG_printf(("2ippWriteIO: writing name=%d,\"%s\"", n
,
5536 if (attr
->value_tag
> 0xff)
5538 *bufptr
++ = IPP_TAG_EXTENSION
;
5539 *bufptr
++ = (ipp_uchar_t
)(attr
->value_tag
>> 24);
5540 *bufptr
++ = (ipp_uchar_t
)(attr
->value_tag
>> 16);
5541 *bufptr
++ = (ipp_uchar_t
)(attr
->value_tag
>> 8);
5542 *bufptr
++ = (ipp_uchar_t
)attr
->value_tag
;
5545 *bufptr
++ = (ipp_uchar_t
)attr
->value_tag
;
5547 *bufptr
++ = (ipp_uchar_t
)(n
>> 8);
5548 *bufptr
++ = (ipp_uchar_t
)n
;
5549 memcpy(bufptr
, attr
->name
, (size_t)n
);
5555 * Get the length of the attribute name, and make sure it won't
5556 * overflow the buffer...
5559 if ((n
= (int)strlen(attr
->name
)) > (IPP_BUF_SIZE
- 12))
5561 DEBUG_printf(("1ippWriteIO: Attribute name too long (%d)", n
));
5562 _cupsBufferRelease((char *)buffer
);
5563 return (IPP_STATE_ERROR
);
5567 * Write the member name tag, name length, name string, value tag,
5568 * and empty name for the collection member attribute...
5571 DEBUG_printf(("2ippWriteIO: writing value tag=%x(memberName)",
5572 IPP_TAG_MEMBERNAME
));
5573 DEBUG_printf(("2ippWriteIO: writing name=%d,\"%s\"", n
,
5575 DEBUG_printf(("2ippWriteIO: writing value tag=%x(%s)",
5576 attr
->value_tag
, ippTagString(attr
->value_tag
)));
5577 DEBUG_puts("2ippWriteIO: writing name=0,\"\"");
5579 *bufptr
++ = IPP_TAG_MEMBERNAME
;
5582 *bufptr
++ = (ipp_uchar_t
)(n
>> 8);
5583 *bufptr
++ = (ipp_uchar_t
)n
;
5584 memcpy(bufptr
, attr
->name
, (size_t)n
);
5587 if (attr
->value_tag
> 0xff)
5589 *bufptr
++ = IPP_TAG_EXTENSION
;
5590 *bufptr
++ = (ipp_uchar_t
)(attr
->value_tag
>> 24);
5591 *bufptr
++ = (ipp_uchar_t
)(attr
->value_tag
>> 16);
5592 *bufptr
++ = (ipp_uchar_t
)(attr
->value_tag
>> 8);
5593 *bufptr
++ = (ipp_uchar_t
)attr
->value_tag
;
5596 *bufptr
++ = (ipp_uchar_t
)attr
->value_tag
;
5603 * Now write the attribute value(s)...
5606 switch (attr
->value_tag
& ~IPP_TAG_CUPS_CONST
)
5608 case IPP_TAG_UNSUPPORTED_VALUE
:
5609 case IPP_TAG_DEFAULT
:
5610 case IPP_TAG_UNKNOWN
:
5611 case IPP_TAG_NOVALUE
:
5612 case IPP_TAG_NOTSETTABLE
:
5613 case IPP_TAG_DELETEATTR
:
5614 case IPP_TAG_ADMINDEFINE
:
5619 case IPP_TAG_INTEGER
:
5621 for (i
= 0, value
= attr
->values
;
5622 i
< attr
->num_values
;
5625 if ((IPP_BUF_SIZE
- (bufptr
- buffer
)) < 9)
5627 if ((*cb
)(dst
, buffer
, (size_t)(bufptr
- buffer
)) < 0)
5629 DEBUG_puts("1ippWriteIO: Could not write IPP "
5631 _cupsBufferRelease((char *)buffer
);
5632 return (IPP_STATE_ERROR
);
5641 * Arrays and sets are done by sending additional
5642 * values with a zero-length name...
5645 *bufptr
++ = (ipp_uchar_t
)attr
->value_tag
;
5651 * Integers and enumerations are both 4-byte signed
5652 * (twos-complement) values.
5654 * Put the 2-byte length and 4-byte value into the buffer...
5659 *bufptr
++ = (ipp_uchar_t
)(value
->integer
>> 24);
5660 *bufptr
++ = (ipp_uchar_t
)(value
->integer
>> 16);
5661 *bufptr
++ = (ipp_uchar_t
)(value
->integer
>> 8);
5662 *bufptr
++ = (ipp_uchar_t
)value
->integer
;
5666 case IPP_TAG_BOOLEAN
:
5667 for (i
= 0, value
= attr
->values
;
5668 i
< attr
->num_values
;
5671 if ((IPP_BUF_SIZE
- (bufptr
- buffer
)) < 6)
5673 if ((*cb
)(dst
, buffer
, (size_t)(bufptr
- buffer
)) < 0)
5675 DEBUG_puts("1ippWriteIO: Could not write IPP "
5677 _cupsBufferRelease((char *)buffer
);
5678 return (IPP_STATE_ERROR
);
5687 * Arrays and sets are done by sending additional
5688 * values with a zero-length name...
5691 *bufptr
++ = (ipp_uchar_t
)attr
->value_tag
;
5697 * Boolean values are 1-byte; 0 = false, 1 = true.
5699 * Put the 2-byte length and 1-byte value into the buffer...
5704 *bufptr
++ = (ipp_uchar_t
)value
->boolean
;
5710 case IPP_TAG_KEYWORD
:
5712 case IPP_TAG_URISCHEME
:
5713 case IPP_TAG_CHARSET
:
5714 case IPP_TAG_LANGUAGE
:
5715 case IPP_TAG_MIMETYPE
:
5716 for (i
= 0, value
= attr
->values
;
5717 i
< attr
->num_values
;
5723 * Arrays and sets are done by sending additional
5724 * values with a zero-length name...
5727 DEBUG_printf(("2ippWriteIO: writing value tag=%x(%s)",
5729 ippTagString(attr
->value_tag
)));
5730 DEBUG_printf(("2ippWriteIO: writing name=0,\"\""));
5732 if ((IPP_BUF_SIZE
- (bufptr
- buffer
)) < 3)
5734 if ((*cb
)(dst
, buffer
, (size_t)(bufptr
- buffer
)) < 0)
5736 DEBUG_puts("1ippWriteIO: Could not write IPP "
5738 _cupsBufferRelease((char *)buffer
);
5739 return (IPP_STATE_ERROR
);
5745 *bufptr
++ = (ipp_uchar_t
)attr
->value_tag
;
5750 if (value
->string
.text
!= NULL
)
5751 n
= (int)strlen(value
->string
.text
);
5755 if (n
> (IPP_BUF_SIZE
- 2))
5757 DEBUG_printf(("1ippWriteIO: String too long (%d)", n
));
5758 _cupsBufferRelease((char *)buffer
);
5759 return (IPP_STATE_ERROR
);
5762 DEBUG_printf(("2ippWriteIO: writing string=%d,\"%s\"", n
,
5763 value
->string
.text
));
5765 if ((int)(IPP_BUF_SIZE
- (bufptr
- buffer
)) < (n
+ 2))
5767 if ((*cb
)(dst
, buffer
, (size_t)(bufptr
- buffer
)) < 0)
5769 DEBUG_puts("1ippWriteIO: Could not write IPP "
5771 _cupsBufferRelease((char *)buffer
);
5772 return (IPP_STATE_ERROR
);
5779 * All simple strings consist of the 2-byte length and
5780 * character data without the trailing nul normally found
5781 * in C strings. Also, strings cannot be longer than IPP_MAX_LENGTH
5782 * bytes since the 2-byte length is a signed (twos-complement)
5785 * Put the 2-byte length and string characters in the buffer.
5788 *bufptr
++ = (ipp_uchar_t
)(n
>> 8);
5789 *bufptr
++ = (ipp_uchar_t
)n
;
5793 memcpy(bufptr
, value
->string
.text
, (size_t)n
);
5800 for (i
= 0, value
= attr
->values
;
5801 i
< attr
->num_values
;
5804 if ((IPP_BUF_SIZE
- (bufptr
- buffer
)) < 16)
5806 if ((*cb
)(dst
, buffer
, (size_t)(bufptr
- buffer
)) < 0)
5808 DEBUG_puts("1ippWriteIO: Could not write IPP "
5810 _cupsBufferRelease((char *)buffer
);
5811 return (IPP_STATE_ERROR
);
5820 * Arrays and sets are done by sending additional
5821 * values with a zero-length name...
5824 *bufptr
++ = (ipp_uchar_t
)attr
->value_tag
;
5830 * Date values consist of a 2-byte length and an
5831 * 11-byte date/time structure defined by RFC 1903.
5833 * Put the 2-byte length and 11-byte date/time
5834 * structure in the buffer.
5839 memcpy(bufptr
, value
->date
, 11);
5844 case IPP_TAG_RESOLUTION
:
5845 for (i
= 0, value
= attr
->values
;
5846 i
< attr
->num_values
;
5849 if ((IPP_BUF_SIZE
- (bufptr
- buffer
)) < 14)
5851 if ((*cb
)(dst
, buffer
, (size_t)(bufptr
- buffer
)) < 0)
5853 DEBUG_puts("1ippWriteIO: Could not write IPP "
5855 _cupsBufferRelease((char *)buffer
);
5856 return (IPP_STATE_ERROR
);
5865 * Arrays and sets are done by sending additional
5866 * values with a zero-length name...
5869 *bufptr
++ = (ipp_uchar_t
)attr
->value_tag
;
5875 * Resolution values consist of a 2-byte length,
5876 * 4-byte horizontal resolution value, 4-byte vertical
5877 * resolution value, and a 1-byte units value.
5879 * Put the 2-byte length and resolution value data
5885 *bufptr
++ = (ipp_uchar_t
)(value
->resolution
.xres
>> 24);
5886 *bufptr
++ = (ipp_uchar_t
)(value
->resolution
.xres
>> 16);
5887 *bufptr
++ = (ipp_uchar_t
)(value
->resolution
.xres
>> 8);
5888 *bufptr
++ = (ipp_uchar_t
)value
->resolution
.xres
;
5889 *bufptr
++ = (ipp_uchar_t
)(value
->resolution
.yres
>> 24);
5890 *bufptr
++ = (ipp_uchar_t
)(value
->resolution
.yres
>> 16);
5891 *bufptr
++ = (ipp_uchar_t
)(value
->resolution
.yres
>> 8);
5892 *bufptr
++ = (ipp_uchar_t
)value
->resolution
.yres
;
5893 *bufptr
++ = (ipp_uchar_t
)value
->resolution
.units
;
5897 case IPP_TAG_RANGE
:
5898 for (i
= 0, value
= attr
->values
;
5899 i
< attr
->num_values
;
5902 if ((IPP_BUF_SIZE
- (bufptr
- buffer
)) < 13)
5904 if ((*cb
)(dst
, buffer
, (size_t)(bufptr
- buffer
)) < 0)
5906 DEBUG_puts("1ippWriteIO: Could not write IPP "
5908 _cupsBufferRelease((char *)buffer
);
5909 return (IPP_STATE_ERROR
);
5918 * Arrays and sets are done by sending additional
5919 * values with a zero-length name...
5922 *bufptr
++ = (ipp_uchar_t
)attr
->value_tag
;
5928 * Range values consist of a 2-byte length,
5929 * 4-byte lower value, and 4-byte upper value.
5931 * Put the 2-byte length and range value data
5937 *bufptr
++ = (ipp_uchar_t
)(value
->range
.lower
>> 24);
5938 *bufptr
++ = (ipp_uchar_t
)(value
->range
.lower
>> 16);
5939 *bufptr
++ = (ipp_uchar_t
)(value
->range
.lower
>> 8);
5940 *bufptr
++ = (ipp_uchar_t
)value
->range
.lower
;
5941 *bufptr
++ = (ipp_uchar_t
)(value
->range
.upper
>> 24);
5942 *bufptr
++ = (ipp_uchar_t
)(value
->range
.upper
>> 16);
5943 *bufptr
++ = (ipp_uchar_t
)(value
->range
.upper
>> 8);
5944 *bufptr
++ = (ipp_uchar_t
)value
->range
.upper
;
5948 case IPP_TAG_TEXTLANG
:
5949 case IPP_TAG_NAMELANG
:
5950 for (i
= 0, value
= attr
->values
;
5951 i
< attr
->num_values
;
5957 * Arrays and sets are done by sending additional
5958 * values with a zero-length name...
5961 if ((IPP_BUF_SIZE
- (bufptr
- buffer
)) < 3)
5963 if ((*cb
)(dst
, buffer
, (size_t)(bufptr
- buffer
)) < 0)
5965 DEBUG_puts("1ippWriteIO: Could not write IPP "
5967 _cupsBufferRelease((char *)buffer
);
5968 return (IPP_STATE_ERROR
);
5974 *bufptr
++ = (ipp_uchar_t
)attr
->value_tag
;
5980 * textWithLanguage and nameWithLanguage values consist
5981 * of a 2-byte length for both strings and their
5982 * individual lengths, a 2-byte length for the
5983 * character string, the character string without the
5984 * trailing nul, a 2-byte length for the character
5985 * set string, and the character set string without
5991 if (value
->string
.language
!= NULL
)
5992 n
+= (int)strlen(value
->string
.language
);
5994 if (value
->string
.text
!= NULL
)
5995 n
+= (int)strlen(value
->string
.text
);
5997 if (n
> (IPP_BUF_SIZE
- 2))
5999 DEBUG_printf(("1ippWriteIO: text/nameWithLanguage value "
6000 "too long (%d)", n
));
6001 _cupsBufferRelease((char *)buffer
);
6002 return (IPP_STATE_ERROR
);
6005 if ((int)(IPP_BUF_SIZE
- (bufptr
- buffer
)) < (n
+ 2))
6007 if ((*cb
)(dst
, buffer
, (size_t)(bufptr
- buffer
)) < 0)
6009 DEBUG_puts("1ippWriteIO: Could not write IPP "
6011 _cupsBufferRelease((char *)buffer
);
6012 return (IPP_STATE_ERROR
);
6018 /* Length of entire value */
6019 *bufptr
++ = (ipp_uchar_t
)(n
>> 8);
6020 *bufptr
++ = (ipp_uchar_t
)n
;
6022 /* Length of language */
6023 if (value
->string
.language
!= NULL
)
6024 n
= (int)strlen(value
->string
.language
);
6028 *bufptr
++ = (ipp_uchar_t
)(n
>> 8);
6029 *bufptr
++ = (ipp_uchar_t
)n
;
6034 memcpy(bufptr
, value
->string
.language
, (size_t)n
);
6038 /* Length of text */
6039 if (value
->string
.text
!= NULL
)
6040 n
= (int)strlen(value
->string
.text
);
6044 *bufptr
++ = (ipp_uchar_t
)(n
>> 8);
6045 *bufptr
++ = (ipp_uchar_t
)n
;
6050 memcpy(bufptr
, value
->string
.text
, (size_t)n
);
6056 case IPP_TAG_BEGIN_COLLECTION
:
6057 for (i
= 0, value
= attr
->values
;
6058 i
< attr
->num_values
;
6062 * Collections are written with the begin-collection
6063 * tag first with a value of 0 length, followed by the
6064 * attributes in the collection, then the end-collection
6068 if ((IPP_BUF_SIZE
- (bufptr
- buffer
)) < 5)
6070 if ((*cb
)(dst
, buffer
, (size_t)(bufptr
- buffer
)) < 0)
6072 DEBUG_puts("1ippWriteIO: Could not write IPP "
6074 _cupsBufferRelease((char *)buffer
);
6075 return (IPP_STATE_ERROR
);
6084 * Arrays and sets are done by sending additional
6085 * values with a zero-length name...
6088 *bufptr
++ = (ipp_uchar_t
)attr
->value_tag
;
6094 * Write a data length of 0 and flush the buffer...
6100 if ((*cb
)(dst
, buffer
, (size_t)(bufptr
- buffer
)) < 0)
6102 DEBUG_puts("1ippWriteIO: Could not write IPP "
6104 _cupsBufferRelease((char *)buffer
);
6105 return (IPP_STATE_ERROR
);
6111 * Then write the collection attribute...
6114 value
->collection
->state
= IPP_STATE_IDLE
;
6116 if (ippWriteIO(dst
, cb
, 1, ipp
,
6117 value
->collection
) == IPP_STATE_ERROR
)
6119 DEBUG_puts("1ippWriteIO: Unable to write collection value");
6120 _cupsBufferRelease((char *)buffer
);
6121 return (IPP_STATE_ERROR
);
6127 for (i
= 0, value
= attr
->values
;
6128 i
< attr
->num_values
;
6134 * Arrays and sets are done by sending additional
6135 * values with a zero-length name...
6138 if ((IPP_BUF_SIZE
- (bufptr
- buffer
)) < 3)
6140 if ((*cb
)(dst
, buffer
, (size_t)(bufptr
- buffer
)) < 0)
6142 DEBUG_puts("1ippWriteIO: Could not write IPP "
6144 _cupsBufferRelease((char *)buffer
);
6145 return (IPP_STATE_ERROR
);
6151 *bufptr
++ = (ipp_uchar_t
)attr
->value_tag
;
6157 * An unknown value might some new value that a
6158 * vendor has come up with. It consists of a
6159 * 2-byte length and the bytes in the unknown
6163 n
= value
->unknown
.length
;
6165 if (n
> (IPP_BUF_SIZE
- 2))
6167 DEBUG_printf(("1ippWriteIO: Data length too long (%d)",
6169 _cupsBufferRelease((char *)buffer
);
6170 return (IPP_STATE_ERROR
);
6173 if ((int)(IPP_BUF_SIZE
- (bufptr
- buffer
)) < (n
+ 2))
6175 if ((*cb
)(dst
, buffer
, (size_t)(bufptr
- buffer
)) < 0)
6177 DEBUG_puts("1ippWriteIO: Could not write IPP "
6179 _cupsBufferRelease((char *)buffer
);
6180 return (IPP_STATE_ERROR
);
6186 /* Length of unknown value */
6187 *bufptr
++ = (ipp_uchar_t
)(n
>> 8);
6188 *bufptr
++ = (ipp_uchar_t
)n
;
6193 memcpy(bufptr
, value
->unknown
.data
, (size_t)n
);
6201 * Write the data out...
6204 if (bufptr
> buffer
)
6206 if ((*cb
)(dst
, buffer
, (size_t)(bufptr
- buffer
)) < 0)
6208 DEBUG_puts("1ippWriteIO: Could not write IPP attribute...");
6209 _cupsBufferRelease((char *)buffer
);
6210 return (IPP_STATE_ERROR
);
6213 DEBUG_printf(("2ippWriteIO: wrote %d bytes",
6214 (int)(bufptr
- buffer
)));
6218 * If blocking is disabled and we aren't at the end of the attribute
6219 * list, stop here...
6222 if (!blocking
&& ipp
->current
)
6226 if (ipp
->current
== NULL
)
6229 * Done with all of the attributes; add the end-of-attributes
6230 * tag or end-collection attribute...
6235 buffer
[0] = IPP_TAG_END
;
6240 buffer
[0] = IPP_TAG_END_COLLECTION
;
6241 buffer
[1] = 0; /* empty name */
6243 buffer
[3] = 0; /* empty value */
6248 if ((*cb
)(dst
, buffer
, (size_t)n
) < 0)
6250 DEBUG_puts("1ippWriteIO: Could not write IPP end-tag...");
6251 _cupsBufferRelease((char *)buffer
);
6252 return (IPP_STATE_ERROR
);
6255 ipp
->state
= IPP_STATE_DATA
;
6259 case IPP_STATE_DATA
:
6263 break; /* anti-compiler-warning-code */
6266 _cupsBufferRelease((char *)buffer
);
6268 return (ipp
->state
);
6273 * 'ipp_add_attr()' - Add a new attribute to the message.
6276 static ipp_attribute_t
* /* O - New attribute */
6277 ipp_add_attr(ipp_t
*ipp
, /* I - IPP message */
6278 const char *name
, /* I - Attribute name or NULL */
6279 ipp_tag_t group_tag
, /* I - Group tag or IPP_TAG_ZERO */
6280 ipp_tag_t value_tag
, /* I - Value tag or IPP_TAG_ZERO */
6281 int num_values
) /* I - Number of values */
6283 int alloc_values
; /* Number of values to allocate */
6284 ipp_attribute_t
*attr
; /* New attribute */
6287 DEBUG_printf(("4ipp_add_attr(ipp=%p, name=\"%s\", group_tag=0x%x, value_tag=0x%x, num_values=%d)", (void *)ipp
, name
, group_tag
, value_tag
, num_values
));
6290 * Range check input...
6293 if (!ipp
|| num_values
< 0)
6297 * Allocate memory, rounding the allocation up as needed...
6300 if (num_values
<= 1)
6303 alloc_values
= (num_values
+ IPP_MAX_VALUES
- 1) & ~(IPP_MAX_VALUES
- 1);
6305 attr
= calloc(sizeof(ipp_attribute_t
) +
6306 (size_t)(alloc_values
- 1) * sizeof(_ipp_value_t
), 1);
6311 * Initialize attribute...
6314 DEBUG_printf(("4debug_alloc: %p %s %s%s (%d values)", (void *)attr
, name
, num_values
> 1 ? "1setOf " : "", ippTagString(value_tag
), num_values
));
6317 attr
->name
= _cupsStrAlloc(name
);
6319 attr
->group_tag
= group_tag
;
6320 attr
->value_tag
= value_tag
;
6321 attr
->num_values
= num_values
;
6324 * Add it to the end of the linked list...
6328 ipp
->last
->next
= attr
;
6332 ipp
->prev
= ipp
->last
;
6333 ipp
->last
= ipp
->current
= attr
;
6336 DEBUG_printf(("5ipp_add_attr: Returning %p", (void *)attr
));
6343 * 'ipp_free_values()' - Free attribute values.
6347 ipp_free_values(ipp_attribute_t
*attr
, /* I - Attribute to free values from */
6348 int element
,/* I - First value to free */
6349 int count
) /* I - Number of values to free */
6351 int i
; /* Looping var */
6352 _ipp_value_t
*value
; /* Current value */
6355 DEBUG_printf(("4ipp_free_values(attr=%p, element=%d, count=%d)", (void *)attr
, element
, count
));
6357 if (!(attr
->value_tag
& IPP_TAG_CUPS_CONST
))
6360 * Free values as needed...
6363 switch (attr
->value_tag
)
6365 case IPP_TAG_TEXTLANG
:
6366 case IPP_TAG_NAMELANG
:
6367 if (element
== 0 && count
== attr
->num_values
&&
6368 attr
->values
[0].string
.language
)
6370 _cupsStrFree(attr
->values
[0].string
.language
);
6371 attr
->values
[0].string
.language
= NULL
;
6373 /* Fall through to other string values */
6377 case IPP_TAG_RESERVED_STRING
:
6378 case IPP_TAG_KEYWORD
:
6380 case IPP_TAG_URISCHEME
:
6381 case IPP_TAG_CHARSET
:
6382 case IPP_TAG_LANGUAGE
:
6383 case IPP_TAG_MIMETYPE
:
6384 for (i
= count
, value
= attr
->values
+ element
;
6388 _cupsStrFree(value
->string
.text
);
6389 value
->string
.text
= NULL
;
6393 case IPP_TAG_UNSUPPORTED_VALUE
:
6394 case IPP_TAG_DEFAULT
:
6395 case IPP_TAG_UNKNOWN
:
6396 case IPP_TAG_NOVALUE
:
6397 case IPP_TAG_NOTSETTABLE
:
6398 case IPP_TAG_DELETEATTR
:
6399 case IPP_TAG_ADMINDEFINE
:
6400 case IPP_TAG_INTEGER
:
6402 case IPP_TAG_BOOLEAN
:
6404 case IPP_TAG_RESOLUTION
:
6405 case IPP_TAG_RANGE
:
6408 case IPP_TAG_BEGIN_COLLECTION
:
6409 for (i
= count
, value
= attr
->values
+ element
;
6413 ippDelete(value
->collection
);
6414 value
->collection
= NULL
;
6418 case IPP_TAG_STRING
:
6420 for (i
= count
, value
= attr
->values
+ element
;
6424 if (value
->unknown
.data
)
6426 free(value
->unknown
.data
);
6427 value
->unknown
.data
= NULL
;
6435 * If we are not freeing values from the end, move the remaining values up...
6438 if ((element
+ count
) < attr
->num_values
)
6439 memmove(attr
->values
+ element
, attr
->values
+ element
+ count
,
6440 (size_t)(attr
->num_values
- count
- element
) * sizeof(_ipp_value_t
));
6442 attr
->num_values
-= count
;
6447 * 'ipp_get_code()' - Convert a C locale/charset name into an IPP language/charset code.
6449 * This typically converts strings of the form "ll_CC", "ll-REGION", and "CHARSET_NUMBER"
6450 * to "ll-cc", "ll-region", and "charset-number", respectively.
6453 static char * /* O - Language code string */
6454 ipp_get_code(const char *value
, /* I - Locale/charset string */
6455 char *buffer
, /* I - String buffer */
6456 size_t bufsize
) /* I - Size of string buffer */
6458 char *bufptr
, /* Pointer into buffer */
6459 *bufend
; /* End of buffer */
6463 * Convert values to lowercase and change _ to - as needed...
6466 for (bufptr
= buffer
, bufend
= buffer
+ bufsize
- 1;
6467 *value
&& bufptr
< bufend
;
6472 *bufptr
++ = (char)_cups_tolower(*value
);
6477 * Return the converted string...
6485 * 'ipp_lang_code()' - Convert a C locale name into an IPP language code.
6487 * This typically converts strings of the form "ll_CC" and "ll-REGION" to "ll-cc" and
6488 * "ll-region", respectively. It also converts the "C" (POSIX) locale to "en".
6491 static char * /* O - Language code string */
6492 ipp_lang_code(const char *locale
, /* I - Locale string */
6493 char *buffer
, /* I - String buffer */
6494 size_t bufsize
) /* I - Size of string buffer */
6497 * Map POSIX ("C") locale to generic English, otherwise convert the locale string as-is.
6500 if (!_cups_strcasecmp(locale
, "c"))
6502 strlcpy(buffer
, "en", bufsize
);
6506 return (ipp_get_code(locale
, buffer
, bufsize
));
6511 * 'ipp_length()' - Compute the length of an IPP message or collection value.
6514 static size_t /* O - Size of IPP message */
6515 ipp_length(ipp_t
*ipp
, /* I - IPP message or collection */
6516 int collection
) /* I - 1 if a collection, 0 otherwise */
6518 int i
; /* Looping var */
6519 size_t bytes
; /* Number of bytes */
6520 ipp_attribute_t
*attr
; /* Current attribute */
6521 ipp_tag_t group
; /* Current group */
6522 _ipp_value_t
*value
; /* Current value */
6525 DEBUG_printf(("3ipp_length(ipp=%p, collection=%d)", (void *)ipp
, collection
));
6529 DEBUG_puts("4ipp_length: Returning 0 bytes");
6534 * Start with 8 bytes for the IPP message header...
6537 bytes
= collection
? 0 : 8;
6540 * Then add the lengths of each attribute...
6543 group
= IPP_TAG_ZERO
;
6545 for (attr
= ipp
->attrs
; attr
!= NULL
; attr
= attr
->next
)
6547 if (attr
->group_tag
!= group
&& !collection
)
6549 group
= attr
->group_tag
;
6550 if (group
== IPP_TAG_ZERO
)
6553 bytes
++; /* Group tag */
6559 DEBUG_printf(("5ipp_length: attr->name=\"%s\", attr->num_values=%d, "
6560 "bytes=" CUPS_LLFMT
, attr
->name
, attr
->num_values
, CUPS_LLCAST bytes
));
6562 if ((attr
->value_tag
& ~IPP_TAG_CUPS_CONST
) < IPP_TAG_EXTENSION
)
6563 bytes
+= (size_t)attr
->num_values
;/* Value tag for each value */
6565 bytes
+= (size_t)(5 * attr
->num_values
);
6566 /* Value tag for each value */
6567 bytes
+= (size_t)(2 * attr
->num_values
);
6569 bytes
+= strlen(attr
->name
); /* Name */
6570 bytes
+= (size_t)(2 * attr
->num_values
);
6574 bytes
+= 5; /* Add membername overhead */
6576 switch (attr
->value_tag
& ~IPP_TAG_CUPS_CONST
)
6578 case IPP_TAG_UNSUPPORTED_VALUE
:
6579 case IPP_TAG_DEFAULT
:
6580 case IPP_TAG_UNKNOWN
:
6581 case IPP_TAG_NOVALUE
:
6582 case IPP_TAG_NOTSETTABLE
:
6583 case IPP_TAG_DELETEATTR
:
6584 case IPP_TAG_ADMINDEFINE
:
6587 case IPP_TAG_INTEGER
:
6589 bytes
+= (size_t)(4 * attr
->num_values
);
6592 case IPP_TAG_BOOLEAN
:
6593 bytes
+= (size_t)attr
->num_values
;
6598 case IPP_TAG_KEYWORD
:
6600 case IPP_TAG_URISCHEME
:
6601 case IPP_TAG_CHARSET
:
6602 case IPP_TAG_LANGUAGE
:
6603 case IPP_TAG_MIMETYPE
:
6604 for (i
= 0, value
= attr
->values
;
6605 i
< attr
->num_values
;
6607 if (value
->string
.text
)
6608 bytes
+= strlen(value
->string
.text
);
6612 bytes
+= (size_t)(11 * attr
->num_values
);
6615 case IPP_TAG_RESOLUTION
:
6616 bytes
+= (size_t)(9 * attr
->num_values
);
6619 case IPP_TAG_RANGE
:
6620 bytes
+= (size_t)(8 * attr
->num_values
);
6623 case IPP_TAG_TEXTLANG
:
6624 case IPP_TAG_NAMELANG
:
6625 bytes
+= (size_t)(4 * attr
->num_values
);
6626 /* Charset + text length */
6628 for (i
= 0, value
= attr
->values
;
6629 i
< attr
->num_values
;
6632 if (value
->string
.language
)
6633 bytes
+= strlen(value
->string
.language
);
6635 if (value
->string
.text
)
6636 bytes
+= strlen(value
->string
.text
);
6640 case IPP_TAG_BEGIN_COLLECTION
:
6641 for (i
= 0, value
= attr
->values
;
6642 i
< attr
->num_values
;
6644 bytes
+= ipp_length(value
->collection
, 1);
6648 for (i
= 0, value
= attr
->values
;
6649 i
< attr
->num_values
;
6651 bytes
+= (size_t)value
->unknown
.length
;
6657 * Finally, add 1 byte for the "end of attributes" tag or 5 bytes
6658 * for the "end of collection" tag and return...
6666 DEBUG_printf(("4ipp_length: Returning " CUPS_LLFMT
" bytes", CUPS_LLCAST bytes
));
6673 * 'ipp_read_http()' - Semi-blocking read on a HTTP connection...
6676 static ssize_t
/* O - Number of bytes read */
6677 ipp_read_http(http_t
*http
, /* I - Client connection */
6678 ipp_uchar_t
*buffer
, /* O - Buffer for data */
6679 size_t length
) /* I - Total length */
6681 ssize_t tbytes
, /* Total bytes read */
6682 bytes
; /* Bytes read this pass */
6685 DEBUG_printf(("7ipp_read_http(http=%p, buffer=%p, length=%d)", (void *)http
, (void *)buffer
, (int)length
));
6688 * Loop until all bytes are read...
6691 for (tbytes
= 0, bytes
= 0;
6692 tbytes
< (int)length
;
6693 tbytes
+= bytes
, buffer
+= bytes
)
6695 DEBUG_printf(("9ipp_read_http: tbytes=" CUPS_LLFMT
", http->state=%d", CUPS_LLCAST tbytes
, http
->state
));
6697 if (http
->state
== HTTP_STATE_WAITING
)
6700 if (http
->used
== 0 && !http
->blocking
)
6703 * Wait up to 10 seconds for more data on non-blocking sockets...
6706 if (!httpWait(http
, 10000))
6716 else if (http
->used
== 0 && http
->timeout_value
> 0)
6719 * Wait up to timeout seconds for more data on blocking sockets...
6722 if (!httpWait(http
, (int)(1000 * http
->timeout_value
)))
6733 if ((bytes
= httpRead2(http
, (char *)buffer
, length
- (size_t)tbytes
)) < 0)
6738 if (errno
!= EAGAIN
&& errno
!= EINTR
)
6744 else if (bytes
== 0)
6749 * Return the number of bytes read...
6752 if (tbytes
== 0 && bytes
< 0)
6755 DEBUG_printf(("8ipp_read_http: Returning " CUPS_LLFMT
" bytes", CUPS_LLCAST tbytes
));
6762 * 'ipp_read_file()' - Read IPP data from a file.
6765 static ssize_t
/* O - Number of bytes read */
6766 ipp_read_file(int *fd
, /* I - File descriptor */
6767 ipp_uchar_t
*buffer
, /* O - Read buffer */
6768 size_t length
) /* I - Number of bytes to read */
6771 return ((ssize_t
)read(*fd
, buffer
, (unsigned)length
));
6773 return (read(*fd
, buffer
, length
));
6779 * 'ipp_set_error()' - Set a formatted, localized error string.
6783 ipp_set_error(ipp_status_t status
, /* I - Status code */
6784 const char *format
, /* I - Printf-style error string */
6785 ...) /* I - Additional arguments as needed */
6787 va_list ap
; /* Pointer to additional args */
6788 char buffer
[2048]; /* Message buffer */
6789 cups_lang_t
*lang
= cupsLangDefault();
6790 /* Current language */
6793 va_start(ap
, format
);
6794 vsnprintf(buffer
, sizeof(buffer
), _cupsLangString(lang
, format
), ap
);
6797 _cupsSetError(status
, buffer
, 0);
6802 * 'ipp_set_value()' - Get the value element from an attribute, expanding it as
6806 static _ipp_value_t
* /* O - IPP value element or NULL on error */
6807 ipp_set_value(ipp_t
*ipp
, /* IO - IPP message */
6808 ipp_attribute_t
**attr
, /* IO - IPP attribute */
6809 int element
) /* I - Value number (0-based) */
6811 ipp_attribute_t
*temp
, /* New attribute pointer */
6812 *current
, /* Current attribute in list */
6813 *prev
; /* Previous attribute in list */
6814 int alloc_values
; /* Allocated values */
6818 * If we are setting an existing value element, return it...
6823 if (temp
->num_values
<= 1)
6826 alloc_values
= (temp
->num_values
+ IPP_MAX_VALUES
- 1) &
6827 ~(IPP_MAX_VALUES
- 1);
6829 if (element
< alloc_values
)
6831 if (element
>= temp
->num_values
)
6832 temp
->num_values
= element
+ 1;
6834 return (temp
->values
+ element
);
6838 * Otherwise re-allocate the attribute - we allocate in groups of IPP_MAX_VALUE
6839 * values when num_values > 1.
6842 if (alloc_values
< IPP_MAX_VALUES
)
6843 alloc_values
= IPP_MAX_VALUES
;
6845 alloc_values
+= IPP_MAX_VALUES
;
6847 DEBUG_printf(("4ipp_set_value: Reallocating for up to %d values.",
6851 * Reallocate memory...
6854 if ((temp
= realloc(temp
, sizeof(ipp_attribute_t
) + (size_t)(alloc_values
- 1) * sizeof(_ipp_value_t
))) == NULL
)
6856 _cupsSetHTTPError(HTTP_STATUS_ERROR
);
6857 DEBUG_puts("4ipp_set_value: Unable to resize attribute.");
6862 * Zero the new memory...
6865 memset(temp
->values
+ temp
->num_values
, 0, (size_t)(alloc_values
- temp
->num_values
) * sizeof(_ipp_value_t
));
6870 * Reset pointers in the list...
6873 DEBUG_printf(("4debug_free: %p %s", (void *)*attr
, temp
->name
));
6874 DEBUG_printf(("4debug_alloc: %p %s %s%s (%d)", (void *)temp
, temp
->name
, temp
->num_values
> 1 ? "1setOf " : "", ippTagString(temp
->value_tag
), temp
->num_values
));
6876 if (ipp
->current
== *attr
&& ipp
->prev
)
6879 * Use current "previous" pointer...
6887 * Find this attribute in the linked list...
6890 for (prev
= NULL
, current
= ipp
->attrs
;
6891 current
&& current
!= *attr
;
6892 prev
= current
, current
= current
->next
);
6897 * This is a serious error!
6901 _cupsSetError(IPP_STATUS_ERROR_INTERNAL
,
6902 _("IPP attribute is not a member of the message."), 1);
6903 DEBUG_puts("4ipp_set_value: Unable to find attribute in message.");
6913 ipp
->current
= temp
;
6916 if (ipp
->last
== *attr
)
6923 * Return the value element...
6926 if (element
>= temp
->num_values
)
6927 temp
->num_values
= element
+ 1;
6929 return (temp
->values
+ element
);
6934 * 'ipp_write_file()' - Write IPP data to a file.
6937 static ssize_t
/* O - Number of bytes written */
6938 ipp_write_file(int *fd
, /* I - File descriptor */
6939 ipp_uchar_t
*buffer
, /* I - Data to write */
6940 size_t length
) /* I - Number of bytes to write */
6943 return ((ssize_t
)write(*fd
, buffer
, (unsigned)length
));
6945 return (write(*fd
, buffer
, length
));