*
* Contents:
*
- * ippAddBoolean() - Add a boolean attribute to an IPP message.
- * ippAddBooleans() - Add an array of boolean values.
- * ippAddDate() - Add a date attribute to an IPP message.
- * ippAddInteger() - Add a integer attribute to an IPP message.
- * ippAddIntegers() - Add an array of integer values.
+ * ippAddBoolean() - Add a boolean attribute to an IPP message.
+ * ippAddBooleans() - Add an array of boolean values.
+ * ippAddCollection() - Add a collection value.
+ * ippAddCollections() - Add an array of collection values.
+ * ippAddDate() - Add a date attribute to an IPP message.
+ * ippAddInteger() - Add a integer attribute to an IPP message.
+ * ippAddIntegers() - Add an array of integer values.
* ippAddOctetString() - Add an octetString value to an IPP message.
- * ippAddString() - Add a language-encoded string to an IPP message.
- * ippAddStrings() - Add language-encoded strings to an IPP message.
- * ippAddRange() - Add a range of values to an IPP message.
- * ippAddRanges() - Add ranges of values to an IPP message.
+ * ippAddOutOfBand() - Add an out-of-band value to an IPP message.
+ * ippAddRange() - Add a range of values to an IPP message.
+ * ippAddRanges() - Add ranges of values to an IPP message.
* ippAddResolution() - Add a resolution value to an IPP message.
* ippAddResolutions() - Add resolution values to an IPP message.
- * ippAddSeparator() - Add a group separator to an IPP message.
- * ippDateToTime() - Convert from RFC 1903 Date/Time format to
- * UNIX time in seconds.
- * ippDelete() - Delete an IPP message.
+ * ippAddSeparator() - Add a group separator to an IPP message.
+ * ippAddString() - Add a language-encoded string to an IPP message.
+ * ippAddStrings() - Add language-encoded strings to an IPP message.
+ * ippCopyAttribute() - Copy an attribute.
+ * ippCopyAttributes() - Copy attributes from one IPP message to another.
+ * ippDateToTime() - Convert from RFC 1903 Date/Time format to UNIX
+ * time in seconds.
+ * ippDelete() - Delete an IPP message.
* ippDeleteAttribute() - Delete a single attribute in an IPP message.
+ * ippDeleteValues() - Delete values in an attribute.
* ippFindAttribute() - Find a named attribute in a request...
* ippFindNextAttribute() - Find the next named attribute in a request...
- * ippLength() - Compute the length of an IPP message.
- * ippNew() - Allocate a new IPP message.
- * ippNewRequest() - Allocate a new IPP message.
- * ippRead() - Read data for an IPP message from a HTTP
- * connection.
- * ippReadFile() - Read data for an IPP message from a file.
- * ippReadIO() - Read data for an IPP message.
- * ippTimeToDate() - Convert from UNIX time to RFC 1903 format.
- * ippWrite() - Write data for an IPP message to a HTTP
- * connection.
- * ippWriteFile() - Write data for an IPP message to a file.
- * ippWriteIO() - Write data for an IPP message.
- * _ippAddAttr() - Add a new attribute to the request.
- * _ippFreeAttr() - Free an attribute.
- * ipp_length() - Compute the length of an IPP message or
- * collection value.
- * ipp_read_http() - Semi-blocking read on a HTTP connection...
- * ipp_read_file() - Read IPP data from a file.
- * ipp_write_file() - Write IPP data to a file.
+ * ippFirstAttribute() - Return the first attribute in the message.
+ * ippGetBoolean() - Get a boolean value for an attribute.
+ * ippGetCollection() - Get a collection value for an attribute.
+ * ippGetCount() - Get the number of values in an attribute.
+ * ippGetGroupTag() - Get the group associated with an attribute.
+ * ippGetInteger() - Get the integer/enum value for an attribute.
+ * ippGetName() - Get the attribute name.
+ * ippGetOperation() - Get the operation ID in an IPP message.
+ * ippGetRequestId() - Get the request ID from an IPP message.
+ * ippGetResolution() - Get a resolution value for an attribute.
+ * ippGetStatusCode() - Get the status code from an IPP response or event
+ * message.
+ * ippGetString() - Get the string and optionally the language code
+ * for an attribute.
+ * ippGetValueTag() - Get the value tag for an attribute.
+ * ippGetVersion() - Get the major and minor version number from an
+ * IPP message.
+ * ippLength() - Compute the length of an IPP message.
+ * ippNextAttribute() - Return the next attribute in the message.
+ * ippNew() - Allocate a new IPP message.
+ * ippNewRequest() - Allocate a new IPP request message.
+ * ippRead() - Read data for an IPP message from a HTTP
+ * connection.
+ * ippReadFile() - Read data for an IPP message from a file.
+ * ippReadIO() - Read data for an IPP message.
+ * ippSetBoolean() - Set a boolean value in an attribute.
+ * ippSetCollection() - Set a collection value in an attribute.
+ * ippSetGroupTag() - Set the group tag of an attribute.
+ * ippSetInteger() - Set an integer or enum value in an attribute.
+ * ippSetName() - Set the name of an attribute.
+ * ippSetOperation() - Set the operation ID in an IPP request message.
+ * ippSetRange() - Set a rangeOfInteger value in an attribute.
+ * ippSetRequestId() - Set the request ID in an IPP message.
+ * ippSetResolution() - Set a resolution value in an attribute.
+ * ippSetStatusCode() - Set the status code in an IPP response or event
+ * message.
+ * ippSetString() - Set a string value in an attribute.
+ * ippSetValueTag() - Set the value tag of an attribute.
+ * ippSetVersion() - Set the version number in an IPP message.
+ * ippTimeToDate() - Convert from UNIX time to RFC 1903 format.
+ * ippWrite() - Write data for an IPP message to a HTTP
+ * connection.
+ * ippWriteFile() - Write data for an IPP message to a file.
+ * ippWriteIO() - Write data for an IPP message.
+ * ipp_add_attr() - Add a new attribute to the message.
+ * ipp_buffer_get() - Get a read/write buffer.
+ * ipp_buffer_release() - Release a read/write buffer.
+ * ipp_free_values() - Free attribute values.
+ * ipp_get_code() - Convert a C locale/charset name into an IPP
+ * language/charset code.
+ * ipp_lang_code() - Convert a C locale name into an IPP language
+ * code.
+ * ipp_length() - Compute the length of an IPP message or
+ * collection value.
+ * ipp_read_http() - Semi-blocking read on a HTTP connection...
+ * ipp_read_file() - Read IPP data from a file.
+ * ipp_set_value() - Get the value element from an attribute,
+ * expanding it as needed.
+ * ipp_write_file() - Write IPP data to a file.
*/
/*
* Local functions...
*/
+static ipp_attribute_t *ipp_add_attr(ipp_t *ipp, const char *name, ipp_tag_t group_tag,
+ ipp_tag_t value_tag, int num_values);
static unsigned char *ipp_buffer_get(void);
static void ipp_buffer_release(unsigned char *b);
+static void ipp_free_values(ipp_attribute_t *attr, int element, int count);
+static char *ipp_get_code(const char *locale, char *buffer, size_t bufsize);
+static char *ipp_lang_code(const char *locale, char *buffer, size_t bufsize);
static size_t ipp_length(ipp_t *ipp, int collection);
static ssize_t ipp_read_http(http_t *http, ipp_uchar_t *buffer,
size_t length);
static ssize_t ipp_read_file(int *fd, ipp_uchar_t *buffer,
size_t length);
+static _ipp_value_t *ipp_set_value(ipp_t *ipp, ipp_attribute_t **attr, int element);
static ssize_t ipp_write_file(int *fd, ipp_uchar_t *buffer,
size_t length);
/*
* 'ippAddBoolean()' - Add a boolean attribute to an IPP message.
+ *
+ * The @code ipp@ parameter refers to an IPP message previously created using the
+ * @link ippNew@ or @link ippNewRequest@ functions.
+ *
+ * The @code group@ parameter specifies the IPP attribute group tag: none
+ * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@),
+ * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation
+ * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription
+ * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@).
*/
ipp_attribute_t * /* O - New attribute */
DEBUG_printf(("ippAddBoolean(ipp=%p, group=%02x(%s), name=\"%s\", value=%d)",
ipp, group, ippTagString(group), name, value));
- if (!ipp || !name)
+ /*
+ * Range check input...
+ */
+
+ if (!ipp || !name || group < IPP_TAG_ZERO ||
+ group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE)
return (NULL);
- if ((attr = _ippAddAttr(ipp, 1)) == NULL)
+ /*
+ * Create the attribute...
+ */
+
+ if ((attr = ipp_add_attr(ipp, name, group, IPP_TAG_BOOLEAN, 1)) == NULL)
return (NULL);
- attr->name = _cupsStrAlloc(name);
- attr->group_tag = group;
- attr->value_tag = IPP_TAG_BOOLEAN;
attr->values[0].boolean = value;
return (attr);
/*
* 'ippAddBooleans()' - Add an array of boolean values.
+ *
+ * The @code ipp@ parameter refers to an IPP message previously created using the
+ * @link ippNew@ or @link ippNewRequest@ functions.
+ *
+ * The @code group@ parameter specifies the IPP attribute group tag: none
+ * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@),
+ * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation
+ * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription
+ * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@).
*/
ipp_attribute_t * /* O - New attribute */
{
int i; /* Looping var */
ipp_attribute_t *attr; /* New attribute */
- ipp_value_t *value; /* Current value */
+ _ipp_value_t *value; /* Current value */
DEBUG_printf(("ippAddBooleans(ipp=%p, group=%02x(%s), name=\"%s\", "
"num_values=%d, values=%p)", ipp, group, ippTagString(group),
name, num_values, values));
- if (!ipp || !name || num_values < 1)
- return (NULL);
+ /*
+ * Range check input...
+ */
- if ((attr = _ippAddAttr(ipp, num_values)) == NULL)
+ if (!ipp || !name || group < IPP_TAG_ZERO ||
+ group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE ||
+ num_values < 1)
return (NULL);
- attr->name = _cupsStrAlloc(name);
- attr->group_tag = group;
- attr->value_tag = IPP_TAG_BOOLEAN;
+ /*
+ * Create the attribute...
+ */
+
+ if ((attr = ipp_add_attr(ipp, name, group, IPP_TAG_BOOLEAN, num_values)) == NULL)
+ return (NULL);
- if (values != NULL)
- for (i = 0, value = attr->values;
- i < num_values;
- i ++, value ++)
- value->boolean = values[i];
+ if (values)
+ {
+ for (i = num_values, value = attr->values;
+ i > 0;
+ i --, value ++)
+ value->boolean = *values++;
+ }
return (attr);
}
/*
* 'ippAddCollection()' - Add a collection value.
*
+ * The @code ipp@ parameter refers to an IPP message previously created using the
+ * @link ippNew@ or @link ippNewRequest@ functions.
+ *
+ * The @code group@ parameter specifies the IPP attribute group tag: none
+ * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@),
+ * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation
+ * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription
+ * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@).
+ *
* @since CUPS 1.1.19/Mac OS X 10.3@
*/
DEBUG_printf(("ippAddCollection(ipp=%p, group=%02x(%s), name=\"%s\", "
"value=%p)", ipp, group, ippTagString(group), name, value));
- if (!ipp || !name)
+ /*
+ * Range check input...
+ */
+
+ if (!ipp || !name || group < IPP_TAG_ZERO ||
+ group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE)
return (NULL);
- if ((attr = _ippAddAttr(ipp, 1)) == NULL)
+ /*
+ * Create the attribute...
+ */
+
+ if ((attr = ipp_add_attr(ipp, name, group, IPP_TAG_BEGIN_COLLECTION, 1)) == NULL)
return (NULL);
- attr->name = _cupsStrAlloc(name);
- attr->group_tag = group;
- attr->value_tag = IPP_TAG_BEGIN_COLLECTION;
attr->values[0].collection = value;
value->use ++;
/*
* 'ippAddCollections()' - Add an array of collection values.
*
+ * The @code ipp@ parameter refers to an IPP message previously created using the
+ * @link ippNew@ or @link ippNewRequest@ functions.
+ *
+ * The @code group@ parameter specifies the IPP attribute group tag: none
+ * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@),
+ * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation
+ * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription
+ * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@).
+ *
* @since CUPS 1.1.19/Mac OS X 10.3@
*/
{
int i; /* Looping var */
ipp_attribute_t *attr; /* New attribute */
- ipp_value_t *value; /* Current value */
+ _ipp_value_t *value; /* Current value */
DEBUG_printf(("ippAddCollections(ipp=%p, group=%02x(%s), name=\"%s\", "
"num_values=%d, values=%p)", ipp, group, ippTagString(group),
name, num_values, values));
- if (!ipp || !name || num_values < 1)
- return (NULL);
+ /*
+ * Range check input...
+ */
- if ((attr = _ippAddAttr(ipp, num_values)) == NULL)
+ if (!ipp || !name || group < IPP_TAG_ZERO ||
+ group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE ||
+ num_values < 1)
return (NULL);
- attr->name = _cupsStrAlloc(name);
- attr->group_tag = group;
- attr->value_tag = IPP_TAG_BEGIN_COLLECTION;
+ /*
+ * Create the attribute...
+ */
+
+ if ((attr = ipp_add_attr(ipp, name, group, IPP_TAG_BEGIN_COLLECTION,
+ num_values)) == NULL)
+ return (NULL);
- if (values != NULL)
+ if (values)
{
- for (i = 0, value = attr->values;
- i < num_values;
- i ++, value ++)
+ for (i = num_values, value = attr->values;
+ i > 0;
+ i --, value ++)
{
- value->collection = (ipp_t *)values[i];
+ value->collection = (ipp_t *)*values++;
value->collection->use ++;
}
}
/*
* 'ippAddDate()' - Add a date attribute to an IPP message.
+ *
+ * The @code ipp@ parameter refers to an IPP message previously created using the
+ * @link ippNew@ or @link ippNewRequest@ functions.
+ *
+ * The @code group@ parameter specifies the IPP attribute group tag: none
+ * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@),
+ * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation
+ * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription
+ * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@).
*/
ipp_attribute_t * /* O - New attribute */
DEBUG_printf(("ippAddDate(ipp=%p, group=%02x(%s), name=\"%s\", value=%p)",
ipp, group, ippTagString(group), name, value));
- if (!ipp || !name || !value)
+ /*
+ * Range check input...
+ */
+
+ if (!ipp || !name || !value || group < IPP_TAG_ZERO ||
+ group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE)
return (NULL);
- if ((attr = _ippAddAttr(ipp, 1)) == NULL)
+ /*
+ * Create the attribute...
+ */
+
+ if ((attr = ipp_add_attr(ipp, name, group, IPP_TAG_DATE, 1)) == NULL)
return (NULL);
- attr->name = _cupsStrAlloc(name);
- attr->group_tag = group;
- attr->value_tag = IPP_TAG_DATE;
memcpy(attr->values[0].date, value, 11);
return (attr);
/*
* 'ippAddInteger()' - Add a integer attribute to an IPP message.
+ *
+ * The @code ipp@ parameter refers to an IPP message previously created using the
+ * @link ippNew@ or @link ippNewRequest@ functions.
+ *
+ * The @code group@ parameter specifies the IPP attribute group tag: none
+ * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@),
+ * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation
+ * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription
+ * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@).
+ *
+ * Supported values include enum (@code IPP_TAG_ENUM@) and integer
+ * (@code IPP_TAG_INTEGER@).
*/
ipp_attribute_t * /* O - New attribute */
ippAddInteger(ipp_t *ipp, /* I - IPP message */
ipp_tag_t group, /* I - IPP group */
- ipp_tag_t type, /* I - Type of attribute */
+ ipp_tag_t value_tag, /* I - Type of attribute */
const char *name, /* I - Name of attribute */
int value) /* I - Value of attribute */
{
DEBUG_printf(("ippAddInteger(ipp=%p, group=%02x(%s), type=%02x(%s), "
"name=\"%s\", value=%d)", ipp, group, ippTagString(group),
- type, ippTagString(type), name, value));
+ value_tag, ippTagString(value_tag), name, value));
- if (!ipp || !name)
+ value_tag &= IPP_TAG_MASK;
+
+ /*
+ * Special-case for legacy usage: map out-of-band attributes to new ippAddOutOfBand
+ * function...
+ */
+
+ if (value_tag >= IPP_TAG_UNSUPPORTED_VALUE && value_tag <= IPP_TAG_ADMINDEFINE)
+ return (ippAddOutOfBand(ipp, group, value_tag, name));
+
+ /*
+ * Range check input...
+ */
+
+#if 0
+ if (!ipp || !name || group < IPP_TAG_ZERO ||
+ group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE ||
+ (value_tag != IPP_TAG_INTEGER && value_tag != IPP_TAG_ENUM))
+ return (NULL);
+#else
+ if (!ipp || !name || group < IPP_TAG_ZERO ||
+ group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE)
return (NULL);
+#endif /* 0 */
- if ((attr = _ippAddAttr(ipp, 1)) == NULL)
+ /*
+ * Create the attribute...
+ */
+
+ if ((attr = ipp_add_attr(ipp, name, group, value_tag, 1)) == NULL)
return (NULL);
- attr->name = _cupsStrAlloc(name);
- attr->group_tag = group;
- attr->value_tag = type;
attr->values[0].integer = value;
return (attr);
/*
* 'ippAddIntegers()' - Add an array of integer values.
+ *
+ * The @code ipp@ parameter refers to an IPP message previously created using the
+ * @link ippNew@ or @link ippNewRequest@ functions.
+ *
+ * The @code group@ parameter specifies the IPP attribute group tag: none
+ * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@),
+ * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation
+ * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription
+ * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@).
+ *
+ * Supported values include enum (@code IPP_TAG_ENUM@) and integer
+ * (@code IPP_TAG_INTEGER@).
*/
ipp_attribute_t * /* O - New attribute */
ippAddIntegers(ipp_t *ipp, /* I - IPP message */
ipp_tag_t group, /* I - IPP group */
- ipp_tag_t type, /* I - Type of attribute */
+ ipp_tag_t value_tag, /* I - Type of attribute */
const char *name, /* I - Name of attribute */
int num_values, /* I - Number of values */
const int *values) /* I - Values */
{
int i; /* Looping var */
ipp_attribute_t *attr; /* New attribute */
- ipp_value_t *value; /* Current value */
+ _ipp_value_t *value; /* Current value */
DEBUG_printf(("ippAddIntegers(ipp=%p, group=%02x(%s), type=%02x(%s), "
"name=\"%s\", num_values=%d, values=%p)", ipp,
- group, ippTagString(group), type, ippTagString(type), name,
+ group, ippTagString(group), value_tag, ippTagString(value_tag), name,
num_values, values));
- if (!ipp || !name || num_values < 1)
- return (NULL);
+ value_tag &= IPP_TAG_MASK;
+
+ /*
+ * Range check input...
+ */
- if ((attr = _ippAddAttr(ipp, num_values)) == NULL)
+#if 0
+ if (!ipp || !name || group < IPP_TAG_ZERO ||
+ group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE ||
+ (value_tag != IPP_TAG_INTEGER && value_tag != IPP_TAG_ENUM) ||
+ num_values < 1)
+ return (NULL);
+#else
+ if (!ipp || !name || group < IPP_TAG_ZERO ||
+ group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE ||
+ num_values < 1)
return (NULL);
+#endif /* 0 */
- attr->name = _cupsStrAlloc(name);
- attr->group_tag = group;
- attr->value_tag = type;
+ /*
+ * Create the attribute...
+ */
+
+ if ((attr = ipp_add_attr(ipp, name, group, value_tag, num_values)) == NULL)
+ return (NULL);
- if (values != NULL)
- for (i = 0, value = attr->values;
- i < num_values;
- i ++, value ++)
- value->integer = values[i];
+ if (values)
+ {
+ for (i = num_values, value = attr->values;
+ i > 0;
+ i --, value ++)
+ value->integer = *values++;
+ }
return (attr);
}
/*
* 'ippAddOctetString()' - Add an octetString value to an IPP message.
*
+ * The @code ipp@ parameter refers to an IPP message previously created using the
+ * @link ippNew@ or @link ippNewRequest@ functions.
+ *
+ * The @code group@ parameter specifies the IPP attribute group tag: none
+ * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@),
+ * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation
+ * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription
+ * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@).
+ *
* @since CUPS 1.2/Mac OS X 10.5@
*/
ipp_attribute_t *attr; /* New attribute */
- if (ipp == NULL || name == NULL)
+ if (!ipp || !name || group < IPP_TAG_ZERO ||
+ group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE)
return (NULL);
- if ((attr = _ippAddAttr(ipp, 1)) == NULL)
+ if ((attr = ipp_add_attr(ipp, name, group, IPP_TAG_STRING, 1)) == NULL)
return (NULL);
/*
* Initialize the attribute data...
*/
- attr->name = _cupsStrAlloc(name);
- attr->group_tag = group;
- attr->value_tag = IPP_TAG_STRING;
attr->values[0].unknown.length = datalen;
if (data)
/*
- * 'ippAddString()' - Add a language-encoded string to an IPP message.
+ * 'ippAddOutOfBand()' - Add an out-of-band value to an IPP message.
+ *
+ * The @code ipp@ parameter refers to an IPP message previously created using the
+ * @link ippNew@ or @link ippNewRequest@ functions.
+ *
+ * The @code group@ parameter specifies the IPP attribute group tag: none
+ * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@),
+ * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation
+ * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription
+ * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@).
+ *
+ * Supported out-of-band values include unsupported-value
+ * (@code IPP_TAG_UNSUPPORTED_VALUE@), default (@code IPP_TAG_DEFAULT@), unknown
+ * (@code IPP_TAG_UNKNOWN@), no-value (@code IPP_TAG_NOVALUE@), not-settable
+ * (@code IPP_TAG_NOTSETTABLE@), delete-attribute (@code IPP_TAG_DELETEATTR@), and
+ * admin-define (@code IPP_TAG_ADMINDEFINE@).
+ *
+ * @since CUPS 1.6@
*/
-ipp_attribute_t * /* O - New attribute */
-ippAddString(ipp_t *ipp, /* I - IPP message */
- ipp_tag_t group, /* I - IPP group */
- ipp_tag_t type, /* I - Type of attribute */
- const char *name, /* I - Name of attribute */
- const char *charset, /* I - Character set */
- const char *value) /* I - Value */
+ipp_attribute_t * /* O - New attribute */
+ippAddOutOfBand(ipp_t *ipp, /* I - IPP message */
+ ipp_tag_t group, /* I - IPP group */
+ ipp_tag_t value_tag, /* I - Type of attribute */
+ const char *name) /* I - Name of attribute */
{
- ipp_attribute_t *attr; /* New attribute */
- char buffer[1024], /* Language/charset value buffer */
- *bufptr; /* Pointer into buffer */
-
-
- DEBUG_printf(("ippAddString(ipp=%p, group=%02x(%s), type=%02x(%s), "
- "name=\"%s\", charset=\"%s\", value=\"%s\")", ipp,
- group, ippTagString(group), type, ippTagString(type), name,
- charset, value));
-
- if (!ipp || !name)
- return (NULL);
-
- if ((attr = _ippAddAttr(ipp, 1)) == NULL)
- return (NULL);
-
- /*
- * Force value to be English for the POSIX locale...
- */
-
- if (type == IPP_TAG_LANGUAGE && !_cups_strcasecmp(value, "C"))
- value = "en";
+ DEBUG_printf(("ippAddOutOfBand(ipp=%p, group=%02x(%s), value_tag=%02x(%s), "
+ "name=\"%s\")", ipp, group, ippTagString(group), value_tag,
+ ippTagString(value_tag), name));
- /*
- * Convert language and charset values to lowercase and change _ to - as
- * needed...
- */
-
- if ((type == IPP_TAG_LANGUAGE || type == IPP_TAG_CHARSET) && value)
- {
- strlcpy(buffer, value, sizeof(buffer));
- value = buffer;
-
- for (bufptr = buffer; *bufptr; bufptr ++)
- if (*bufptr == '_')
- *bufptr = '-';
- else
- *bufptr = tolower(*bufptr & 255);
- }
+ value_tag &= IPP_TAG_MASK;
/*
- * Initialize the attribute data...
+ * Range check input...
*/
- attr->name = _cupsStrAlloc(name);
- attr->group_tag = group;
- attr->value_tag = type;
- attr->values[0].string.charset = ((int)type & IPP_TAG_COPY) ? (char *)charset :
- charset ? _cupsStrAlloc(charset) : NULL;
- attr->values[0].string.text = ((int)type & IPP_TAG_COPY) ? (char *)value :
- value ? _cupsStrAlloc(value) : NULL;
-
- return (attr);
-}
-
-
-/*
- * 'ippAddStrings()' - Add language-encoded strings to an IPP message.
- */
-
-ipp_attribute_t * /* O - New attribute */
-ippAddStrings(
- ipp_t *ipp, /* I - IPP message */
- ipp_tag_t group, /* I - IPP group */
- ipp_tag_t type, /* I - Type of attribute */
- const char *name, /* I - Name of attribute */
- int num_values, /* I - Number of values */
- const char *charset, /* I - Character set */
- const char * const *values) /* I - Values */
-{
- int i; /* Looping var */
- ipp_attribute_t *attr; /* New attribute */
- ipp_value_t *value; /* Current value */
- char buffer[1024], /* Language/charset value buffer */
- *bufptr; /* Pointer into buffer */
-
-
- DEBUG_printf(("ippAddStrings(ipp=%p, group=%02x(%s), type=%02x(%s), "
- "name=\"%s\", num_values=%d, charset=\"%s\", values=%p)", ipp,
- group, ippTagString(group), type, ippTagString(type), name,
- num_values, charset, values));
-
- if (!ipp || !name || num_values < 1)
- return (NULL);
-
- if ((attr = _ippAddAttr(ipp, num_values)) == NULL)
+ if (!ipp || !name || group < IPP_TAG_ZERO ||
+ group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE ||
+ (value_tag != IPP_TAG_UNSUPPORTED_VALUE &&
+ value_tag != IPP_TAG_DEFAULT &&
+ value_tag != IPP_TAG_UNKNOWN &&
+ value_tag != IPP_TAG_NOVALUE &&
+ value_tag != IPP_TAG_NOTSETTABLE &&
+ value_tag != IPP_TAG_DELETEATTR &&
+ value_tag != IPP_TAG_ADMINDEFINE))
return (NULL);
/*
- * Initialize the attribute data...
+ * Create the attribute...
*/
- attr->name = _cupsStrAlloc(name);
- attr->group_tag = group;
- attr->value_tag = type;
-
- for (i = 0, value = attr->values;
- i < num_values;
- i ++, value ++)
- {
- if (i == 0)
- value->string.charset = ((int)type & IPP_TAG_COPY) ? (char *)charset :
- charset ? _cupsStrAlloc(charset) : NULL;
- else
- value->string.charset = attr->values[0].string.charset;
-
- if (values != NULL)
- {
- if ((int)type & IPP_TAG_COPY)
- value->string.text = (char *)values[i];
- else if (type == IPP_TAG_LANGUAGE && !_cups_strcasecmp(values[i], "C"))
- {
- /*
- * Force language to be English for the POSIX locale...
- */
-
- value->string.text = ((int)type & IPP_TAG_COPY) ? "en" :
- _cupsStrAlloc("en");
- }
- else if (type == IPP_TAG_LANGUAGE || type == IPP_TAG_CHARSET)
- {
- /*
- * Convert language values to lowercase and change _ to - as needed...
- */
-
- strlcpy(buffer, values[i], sizeof(buffer));
-
- for (bufptr = buffer; *bufptr; bufptr ++)
- if (*bufptr == '_')
- *bufptr = '-';
- else
- *bufptr = tolower(*bufptr & 255);
-
- value->string.text = _cupsStrAlloc(buffer);
- }
- else
- value->string.text = _cupsStrAlloc(values[i]);
-
- }
- }
-
- return (attr);
+ return (ipp_add_attr(ipp, name, group, value_tag, 1));
}
/*
* 'ippAddRange()' - Add a range of values to an IPP message.
+ *
+ * The @code ipp@ parameter refers to an IPP message previously created using the
+ * @link ippNew@ or @link ippNewRequest@ functions.
+ *
+ * The @code group@ parameter specifies the IPP attribute group tag: none
+ * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@),
+ * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation
+ * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription
+ * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@).
+ *
+ * The @code lower@ parameter must be less than or equal to the @code upper@ parameter.
*/
ipp_attribute_t * /* O - New attribute */
"upper=%d)", ipp, group, ippTagString(group), name, lower,
upper));
- if (!ipp || !name)
+ /*
+ * Range check input...
+ */
+
+ if (!ipp || !name || group < IPP_TAG_ZERO ||
+ group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE)
return (NULL);
- if ((attr = _ippAddAttr(ipp, 1)) == NULL)
+ /*
+ * Create the attribute...
+ */
+
+ if ((attr = ipp_add_attr(ipp, name, group, IPP_TAG_RANGE, 1)) == NULL)
return (NULL);
- attr->name = _cupsStrAlloc(name);
- attr->group_tag = group;
- attr->value_tag = IPP_TAG_RANGE;
attr->values[0].range.lower = lower;
attr->values[0].range.upper = upper;
/*
* 'ippAddRanges()' - Add ranges of values to an IPP message.
+ *
+ * The @code ipp@ parameter refers to an IPP message previously created using the
+ * @link ippNew@ or @link ippNewRequest@ functions.
+ *
+ * The @code group@ parameter specifies the IPP attribute group tag: none
+ * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@),
+ * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation
+ * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription
+ * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@).
*/
ipp_attribute_t * /* O - New attribute */
{
int i; /* Looping var */
ipp_attribute_t *attr; /* New attribute */
- ipp_value_t *value; /* Current value */
+ _ipp_value_t *value; /* Current value */
DEBUG_printf(("ippAddRanges(ipp=%p, group=%02x(%s), name=\"%s\", "
"num_values=%d, lower=%p, upper=%p)", ipp, group,
ippTagString(group), name, num_values, lower, upper));
- if (!ipp || !name || num_values < 1)
- return (NULL);
+ /*
+ * Range check input...
+ */
- if ((attr = _ippAddAttr(ipp, num_values)) == NULL)
+ if (!ipp || !name || group < IPP_TAG_ZERO ||
+ group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE ||
+ num_values < 1)
return (NULL);
- attr->name = _cupsStrAlloc(name);
- attr->group_tag = group;
- attr->value_tag = IPP_TAG_RANGE;
+ /*
+ * Create the attribute...
+ */
+
+ if ((attr = ipp_add_attr(ipp, name, group, IPP_TAG_RANGE, num_values)) == NULL)
+ return (NULL);
- if (lower != NULL && upper != NULL)
- for (i = 0, value = attr->values;
- i < num_values;
- i ++, value ++)
+ if (lower && upper)
+ {
+ for (i = num_values, value = attr->values;
+ i > 0;
+ i --, value ++)
{
- value->range.lower = lower[i];
- value->range.upper = upper[i];
+ value->range.lower = *lower++;
+ value->range.upper = *upper++;
}
+ }
return (attr);
}
/*
* 'ippAddResolution()' - Add a resolution value to an IPP message.
+ *
+ * The @code ipp@ parameter refers to an IPP message previously created using the
+ * @link ippNew@ or @link ippNewRequest@ functions.
+ *
+ * The @code group@ parameter specifies the IPP attribute group tag: none
+ * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@),
+ * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation
+ * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription
+ * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@).
*/
ipp_attribute_t * /* O - New attribute */
"units=%d, xres=%d, yres=%d)", ipp, group,
ippTagString(group), name, units, xres, yres));
- if (!ipp || !name)
+ /*
+ * Range check input...
+ */
+
+ if (!ipp || !name || group < IPP_TAG_ZERO ||
+ group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE ||
+ units < IPP_RES_PER_INCH || units > IPP_RES_PER_CM ||
+ xres < 0 || yres < 0)
return (NULL);
- if ((attr = _ippAddAttr(ipp, 1)) == NULL)
+ /*
+ * Create the attribute...
+ */
+
+ if ((attr = ipp_add_attr(ipp, name, group, IPP_TAG_RESOLUTION, 1)) == NULL)
return (NULL);
- attr->name = _cupsStrAlloc(name);
- attr->group_tag = group;
- attr->value_tag = IPP_TAG_RESOLUTION;
attr->values[0].resolution.xres = xres;
attr->values[0].resolution.yres = yres;
attr->values[0].resolution.units = units;
/*
* 'ippAddResolutions()' - Add resolution values to an IPP message.
+ *
+ * The @code ipp@ parameter refers to an IPP message previously created using the
+ * @link ippNew@ or @link ippNewRequest@ functions.
+ *
+ * The @code group@ parameter specifies the IPP attribute group tag: none
+ * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@),
+ * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation
+ * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription
+ * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@).
*/
ipp_attribute_t * /* O - New attribute */
{
int i; /* Looping var */
ipp_attribute_t *attr; /* New attribute */
- ipp_value_t *value; /* Current value */
+ _ipp_value_t *value; /* Current value */
DEBUG_printf(("ippAddResolutions(ipp=%p, group=%02x(%s), name=\"%s\", "
"num_value=%d, units=%d, xres=%p, yres=%p)", ipp, group,
ippTagString(group), name, num_values, units, xres, yres));
- if (!ipp || !name || num_values < 1)
- return (NULL);
+ /*
+ * Range check input...
+ */
- if ((attr = _ippAddAttr(ipp, num_values)) == NULL)
+ if (!ipp || !name || group < IPP_TAG_ZERO ||
+ group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE ||
+ num_values < 1 ||
+ units < IPP_RES_PER_INCH || units > IPP_RES_PER_CM)
return (NULL);
- attr->name = _cupsStrAlloc(name);
- attr->group_tag = group;
- attr->value_tag = IPP_TAG_RESOLUTION;
+ /*
+ * Create the attribute...
+ */
+
+ if ((attr = ipp_add_attr(ipp, name, group, IPP_TAG_RESOLUTION, num_values)) == NULL)
+ return (NULL);
- if (xres != NULL && yres != NULL)
- for (i = 0, value = attr->values;
- i < num_values;
- i ++, value ++)
+ if (xres && yres)
+ {
+ for (i = num_values, value = attr->values;
+ i > 0;
+ i --, value ++)
{
- value->resolution.xres = xres[i];
- value->resolution.yres = yres[i];
+ value->resolution.xres = *xres++;
+ value->resolution.yres = *yres++;
value->resolution.units = units;
}
+ }
return (attr);
}
/*
* 'ippAddSeparator()' - Add a group separator to an IPP message.
+ *
+ * The @code ipp@ parameter refers to an IPP message previously created using the
+ * @link ippNew@ or @link ippNewRequest@ functions.
*/
ipp_attribute_t * /* O - New attribute */
ippAddSeparator(ipp_t *ipp) /* I - IPP message */
{
- ipp_attribute_t *attr; /* New attribute */
-
-
DEBUG_printf(("ippAddSeparator(ipp=%p)", ipp));
- if (!ipp)
- return (NULL);
+ /*
+ * Range check input...
+ */
- if ((attr = _ippAddAttr(ipp, 0)) == NULL)
+ if (!ipp)
return (NULL);
- attr->group_tag = IPP_TAG_ZERO;
- attr->value_tag = IPP_TAG_ZERO;
+ /*
+ * Create the attribute...
+ */
- return (attr);
+ return (ipp_add_attr(ipp, NULL, IPP_TAG_ZERO, IPP_TAG_ZERO, 0));
}
/*
- * 'ippDateToTime()' - Convert from RFC 1903 Date/Time format to UNIX time
- * in seconds.
+ * 'ippAddString()' - Add a language-encoded string to an IPP message.
+ *
+ * The @code ipp@ parameter refers to an IPP message previously created using the
+ * @link ippNew@ or @link ippNewRequest@ functions.
+ *
+ * The @code group@ parameter specifies the IPP attribute group tag: none
+ * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@),
+ * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation
+ * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription
+ * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@).
+ *
+ * Supported string values include charset (@code IPP_TAG_CHARSET@), keyword
+ * (@code IPP_TAG_KEYWORD@), language (@code IPP_TAG_LANGUAGE@), mimeMediaType
+ * (@code IPP_TAG_MIMETYPE@), name (@code IPP_TAG_NAME@), nameWithLanguage
+ * (@code IPP_TAG_NAMELANG), text (@code IPP_TAG_TEXT@), textWithLanguage
+ * (@code IPP_TAG_TEXTLANG@), uri (@code IPP_TAG_URI@), and uriScheme
+ * (@code IPP_TAG_URISCHEME@).
+ *
+ * The @code language@ parameter must be non-@code NULL@ for nameWithLanguage and
+ * textWithLanguage string values and must be @code NULL@ for all other string values.
*/
-time_t /* O - UNIX time value */
-ippDateToTime(const ipp_uchar_t *date) /* I - RFC 1903 date info */
+ipp_attribute_t * /* O - New attribute */
+ippAddString(ipp_t *ipp, /* I - IPP message */
+ ipp_tag_t group, /* I - IPP group */
+ ipp_tag_t value_tag, /* I - Type of attribute */
+ const char *name, /* I - Name of attribute */
+ const char *language, /* I - Language code */
+ const char *value) /* I - Value */
{
- struct tm unixdate; /* UNIX date/time info */
- time_t t; /* Computed time */
-
+ ipp_tag_t temp_tag; /* Temporary value tag (masked) */
+ ipp_attribute_t *attr; /* New attribute */
+ char code[32]; /* Charset/language code buffer */
- if (!date)
- return (0);
- memset(&unixdate, 0, sizeof(unixdate));
+ DEBUG_printf(("ippAddString(ipp=%p, group=%02x(%s), value_tag=%02x(%s), "
+ "name=\"%s\", language=\"%s\", value=\"%s\")", ipp,
+ group, ippTagString(group), value_tag, ippTagString(value_tag), name,
+ language, value));
/*
- * RFC-1903 date/time format is:
- *
- * Byte(s) Description
- * ------- -----------
- * 0-1 Year (0 to 65535)
- * 2 Month (1 to 12)
- * 3 Day (1 to 31)
- * 4 Hours (0 to 23)
- * 5 Minutes (0 to 59)
- * 6 Seconds (0 to 60, 60 = "leap second")
- * 7 Deciseconds (0 to 9)
- * 8 +/- UTC
- * 9 UTC hours (0 to 11)
- * 10 UTC minutes (0 to 59)
+ * Range check input...
*/
- unixdate.tm_year = ((date[0] << 8) | date[1]) - 1900;
- unixdate.tm_mon = date[2] - 1;
- unixdate.tm_mday = date[3];
- unixdate.tm_hour = date[4];
- unixdate.tm_min = date[5];
- unixdate.tm_sec = date[6];
-
- t = mktime(&unixdate);
-
- if (date[8] == '-')
- t += date[9] * 3600 + date[10] * 60;
- else
- t -= date[9] * 3600 + date[10] * 60;
-
- return (t);
-}
+ temp_tag = (ipp_tag_t)((int)value_tag & IPP_TAG_MASK);
+#if 0
+ if (!ipp || !name || group < IPP_TAG_ZERO ||
+ group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE ||
+ (temp_tag < IPP_TAG_TEXT && temp_tag != IPP_TAG_TEXTLANG &&
+ temp_tag != IPP_TAG_NAMELANG) || temp_tag > IPP_TAG_MIMETYPE)
+ return (NULL);
-/*
- * 'ippDelete()' - Delete an IPP message.
- */
+ if ((temp_tag == IPP_TAG_TEXTLANG || temp_tag == IPP_TAG_NAMELANG)
+ != (language != NULL))
+ return (NULL);
+#else
+ if (!ipp || !name || group < IPP_TAG_ZERO ||
+ group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE)
+ return (NULL);
+#endif /* 0 */
-void
-ippDelete(ipp_t *ipp) /* I - IPP message */
-{
- ipp_attribute_t *attr, /* Current attribute */
- *next; /* Next attribute */
+ /*
+ * See if we need to map charset, language, or locale values...
+ */
+ if (language && ((int)value_tag & IPP_TAG_COPY) &&
+ strcmp(language, ipp_lang_code(language, code, sizeof(code))))
+ value_tag = temp_tag; /* Don't do a fast copy */
+ else if (value && value_tag == (ipp_tag_t)(IPP_TAG_CHARSET | IPP_TAG_COPY) &&
+ strcmp(value, ipp_get_code(value, code, sizeof(code))))
+ value_tag = temp_tag; /* Don't do a fast copy */
+ else if (value && value_tag == (ipp_tag_t)(IPP_TAG_LANGUAGE | IPP_TAG_COPY) &&
+ strcmp(value, ipp_lang_code(value, code, sizeof(code))))
+ value_tag = temp_tag; /* Don't do a fast copy */
- DEBUG_printf(("ippDelete(ipp=%p)", ipp));
+ /*
+ * Create the attribute...
+ */
- if (!ipp)
- return;
+ if ((attr = ipp_add_attr(ipp, name, group, value_tag, 1)) == NULL)
+ return (NULL);
- ipp->use --;
- if (ipp->use > 0)
- return;
+ /*
+ * Initialize the attribute data...
+ */
- for (attr = ipp->attrs; attr != NULL; attr = next)
+ if ((int)value_tag & IPP_TAG_COPY)
{
- next = attr->next;
- _ippFreeAttr(attr);
+ attr->values[0].string.language = (char *)language;
+ attr->values[0].string.text = (char *)value;
+ }
+ else
+ {
+ if (language)
+ attr->values[0].string.language = _cupsStrAlloc(ipp_lang_code(language, code,
+ sizeof(code)));
+
+ if (value_tag == IPP_TAG_CHARSET)
+ attr->values[0].string.text = _cupsStrAlloc(ipp_get_code(value, code,
+ sizeof(code)));
+ else if (value_tag == IPP_TAG_LANGUAGE)
+ attr->values[0].string.text = _cupsStrAlloc(ipp_lang_code(value, code,
+ sizeof(code)));
+ else
+ attr->values[0].string.text = _cupsStrAlloc(value);
}
- free(ipp);
+ return (attr);
}
/*
- * 'ippDeleteAttribute()' - Delete a single attribute in an IPP message.
+ * 'ippAddStrings()' - Add language-encoded strings to an IPP message.
*
- * @since CUPS 1.1.19/Mac OS X 10.3@
+ * The @code ipp@ parameter refers to an IPP message previously created using the
+ * @link ippNew@ or @link ippNewRequest@ functions.
+ *
+ * The @code group@ parameter specifies the IPP attribute group tag: none
+ * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@),
+ * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation
+ * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription
+ * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@).
+ *
+ * Supported string values include charset (@code IPP_TAG_CHARSET@), keyword
+ * (@code IPP_TAG_KEYWORD@), language (@code IPP_TAG_LANGUAGE@), mimeMediaType
+ * (@code IPP_TAG_MIMETYPE@), name (@code IPP_TAG_NAME@), nameWithLanguage
+ * (@code IPP_TAG_NAMELANG), text (@code IPP_TAG_TEXT@), textWithLanguage
+ * (@code IPP_TAG_TEXTLANG@), uri (@code IPP_TAG_URI@), and uriScheme
+ * (@code IPP_TAG_URISCHEME@).
+ *
+ * The @code language@ parameter must be non-@code NULL@ for nameWithLanguage and
+ * textWithLanguage string values and must be @code NULL@ for all other string values.
*/
-void
-ippDeleteAttribute(
- ipp_t *ipp, /* I - IPP message */
- ipp_attribute_t *attr) /* I - Attribute to delete */
+ipp_attribute_t * /* O - New attribute */
+ippAddStrings(
+ ipp_t *ipp, /* I - IPP message */
+ ipp_tag_t group, /* I - IPP group */
+ ipp_tag_t value_tag, /* I - Type of attribute */
+ const char *name, /* I - Name of attribute */
+ int num_values, /* I - Number of values */
+ const char *language, /* I - Language code (@code NULL@ for default) */
+ const char * const *values) /* I - Values */
{
- ipp_attribute_t *current, /* Current attribute */
- *prev; /* Previous attribute */
+ int i; /* Looping var */
+ ipp_tag_t temp_tag; /* Temporary value tag (masked) */
+ ipp_attribute_t *attr; /* New attribute */
+ _ipp_value_t *value; /* Current value */
+ char code[32]; /* Language/charset value buffer */
- DEBUG_printf(("ippDeleteAttribute(ipp=%p, attr=%p(%s))", ipp, attr,
- attr ? attr->name : "(null)"));
+ DEBUG_printf(("ippAddStrings(ipp=%p, group=%02x(%s), value_tag=%02x(%s), "
+ "name=\"%s\", num_values=%d, language=\"%s\", values=%p)", ipp,
+ group, ippTagString(group), value_tag, ippTagString(value_tag), name,
+ num_values, language, values));
/*
- * Find the attribute in the list...
+ * Range check input...
*/
- for (current = ipp->attrs, prev = NULL;
- current != NULL && current != attr;
- prev = current, current = current->next);
+ temp_tag = (ipp_tag_t)((int)value_tag & IPP_TAG_MASK);
+
+#if 0
+ if (!ipp || !name || group < IPP_TAG_ZERO ||
+ group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE ||
+ (temp_tag < IPP_TAG_TEXT && temp_tag != IPP_TAG_TEXTLANG &&
+ temp_tag != IPP_TAG_NAMELANG) || temp_tag > IPP_TAG_MIMETYPE ||
+ num_values < 1)
+ return (NULL);
+
+ if ((temp_tag == IPP_TAG_TEXTLANG || temp_tag == IPP_TAG_NAMELANG)
+ != (language != NULL))
+ return (NULL);
+#else
+ if (!ipp || !name || group < IPP_TAG_ZERO ||
+ group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE ||
+ num_values < 1)
+ return (NULL);
+#endif /* 0 */
+
+ /*
+ * See if we need to map charset, language, or locale values...
+ */
- if (current)
+ if (language && ((int)value_tag & IPP_TAG_COPY) &&
+ strcmp(language, ipp_lang_code(language, code, sizeof(code))))
+ value_tag = temp_tag; /* Don't do a fast copy */
+ else if (values && value_tag == (ipp_tag_t)(IPP_TAG_CHARSET | IPP_TAG_COPY))
{
- /*
- * Found it, remove the attribute from the list...
- */
+ for (i = 0; i < num_values; i ++)
+ if (strcmp(values[i], ipp_get_code(values[i], code, sizeof(code))))
+ {
+ value_tag = temp_tag; /* Don't do a fast copy */
+ break;
+ }
+ }
+ else if (values && value_tag == (ipp_tag_t)(IPP_TAG_LANGUAGE | IPP_TAG_COPY))
+ {
+ for (i = 0; i < num_values; i ++)
+ if (strcmp(values[i], ipp_lang_code(values[i], code, sizeof(code))))
+ {
+ value_tag = temp_tag; /* Don't do a fast copy */
+ break;
+ }
+ }
- if (prev)
- prev->next = current->next;
- else
- ipp->attrs = current->next;
+ /*
+ * Create the attribute...
+ */
- if (current == ipp->last)
- ipp->last = prev;
+ if ((attr = ipp_add_attr(ipp, name, group, value_tag, num_values)) == NULL)
+ return (NULL);
- /*
- * Free memory used by the attribute...
- */
+ /*
+ * Initialize the attribute data...
+ */
+
+ for (i = num_values, value = attr->values;
+ i > 0;
+ i --, value ++)
+ {
+ if (language)
+ {
+ if (value == attr->values)
+ {
+ if ((int)value_tag & IPP_TAG_COPY)
+ value->string.language = (char *)language;
+ else
+ value->string.language = _cupsStrAlloc(ipp_lang_code(language, code,
+ sizeof(code)));
+ }
+ else
+ value->string.language = attr->values[0].string.language;
+ }
- _ippFreeAttr(current);
+ if (values)
+ {
+ if ((int)value_tag & IPP_TAG_COPY)
+ value->string.text = (char *)*values++;
+ else if (value_tag == IPP_TAG_CHARSET)
+ value->string.text = _cupsStrAlloc(ipp_get_code(*values++, code, sizeof(code)));
+ else if (value_tag == IPP_TAG_LANGUAGE)
+ value->string.text = _cupsStrAlloc(ipp_lang_code(*values++, code, sizeof(code)));
+ else
+ value->string.text = _cupsStrAlloc(*values++);
+ }
}
+
+ return (attr);
}
/*
- * 'ippFindAttribute()' - Find a named attribute in a request...
+ * 'ippCopyAttribute()' - Copy an attribute.
+ *
+ * The specified attribute, @code attr@, is copied to the destination IPP message.
+ * When @code quickcopy@ is non-zero, a "shallow" reference copy of the attribute is
+ * created - this should only be done as long as the original source IPP message will
+ * not be freed for the life of the destination.
+ *
+ * @since CUPS 1.6@
*/
-ipp_attribute_t * /* O - Matching attribute */
-ippFindAttribute(ipp_t *ipp, /* I - IPP message */
- const char *name, /* I - Name of attribute */
- ipp_tag_t type) /* I - Type of attribute */
+
+ipp_attribute_t * /* O - New attribute */
+ippCopyAttribute(
+ ipp_t *dst, /* I - Destination IPP message */
+ ipp_attribute_t *srcattr, /* I - Attribute to copy */
+ int quickcopy) /* I - 1 for a referenced copy, 0 for normal */
{
- DEBUG_printf(("2ippFindAttribute(ipp=%p, name=\"%s\", type=%02x(%s))", ipp,
- name, type, ippTagString(type)));
+ int i; /* Looping var */
+ ipp_attribute_t *dstattr; /* Destination attribute */
+ _ipp_value_t *srcval, /* Source value */
+ *dstval; /* Destination value */
- if (!ipp || !name)
- return (NULL);
+
+ DEBUG_printf(("ippCopyAttribute(dst=%p, srcattr=%p, quickcopy=%d)", dst, srcattr,
+ quickcopy));
/*
- * Reset the current pointer...
+ * Range check input...
*/
- ipp->current = NULL;
+ if (!dst || !srcattr)
+ return (NULL);
/*
- * Search for the attribute...
+ * Copy it...
*/
- return (ippFindNextAttribute(ipp, name, type));
-}
+ quickcopy = quickcopy ? IPP_TAG_COPY : 0;
+ switch (srcattr->value_tag & ~IPP_TAG_COPY)
+ {
+ case IPP_TAG_ZERO :
+ dstattr = ippAddSeparator(dst);
+ break;
-/*
- * 'ippFindNextAttribute()' - Find the next named attribute in a request...
- */
+ case IPP_TAG_INTEGER :
+ case IPP_TAG_ENUM :
+ dstattr = ippAddIntegers(dst, srcattr->group_tag, srcattr->value_tag,
+ srcattr->name, srcattr->num_values, NULL);
+ if (!dstattr)
+ break;
+
+ for (i = srcattr->num_values, srcval = srcattr->values, dstval = dstattr->values;
+ i > 0;
+ i --, srcval ++, dstval ++)
+ dstval->integer = srcval->integer;
+ break;
-ipp_attribute_t * /* O - Matching attribute */
-ippFindNextAttribute(ipp_t *ipp, /* I - IPP message */
- const char *name, /* I - Name of attribute */
- ipp_tag_t type) /* I - Type of attribute */
-{
- ipp_attribute_t *attr; /* Current atttribute */
- ipp_tag_t value_tag; /* Value tag */
+ case IPP_TAG_BOOLEAN :
+ dstattr = ippAddBooleans(dst, srcattr->group_tag, srcattr->name,
+ srcattr->num_values, NULL);
+ if (!dstattr)
+ break;
+
+ for (i = srcattr->num_values, srcval = srcattr->values, dstval = dstattr->values;
+ i > 0;
+ i --, srcval ++, dstval ++)
+ dstval->boolean = srcval->boolean;
+ break;
+ case IPP_TAG_TEXT :
+ case IPP_TAG_NAME :
+ case IPP_TAG_KEYWORD :
+ case IPP_TAG_URI :
+ case IPP_TAG_URISCHEME :
+ case IPP_TAG_CHARSET :
+ case IPP_TAG_LANGUAGE :
+ case IPP_TAG_MIMETYPE :
+ dstattr = ippAddStrings(dst, srcattr->group_tag,
+ (ipp_tag_t)(srcattr->value_tag | quickcopy),
+ srcattr->name, srcattr->num_values, NULL, NULL);
+ if (!dstattr)
+ break;
- DEBUG_printf(("2ippFindNextAttribute(ipp=%p, name=\"%s\", type=%02x(%s))",
- ipp, name, type, ippTagString(type)));
+ if (quickcopy)
+ {
+ for (i = srcattr->num_values, srcval = srcattr->values,
+ dstval = dstattr->values;
+ i > 0;
+ i --, srcval ++, dstval ++)
+ dstval->string.text = srcval->string.text;
+ }
+ else if (srcattr->value_tag & IPP_TAG_COPY)
+ {
+ for (i = srcattr->num_values, srcval = srcattr->values,
+ dstval = dstattr->values;
+ i > 0;
+ i --, srcval ++, dstval ++)
+ dstval->string.text = _cupsStrAlloc(srcval->string.text);
+ }
+ else
+ {
+ for (i = srcattr->num_values, srcval = srcattr->values,
+ dstval = dstattr->values;
+ i > 0;
+ i --, srcval ++, dstval ++)
+ dstval->string.text = _cupsStrRetain(srcval->string.text);
+ }
+ break;
- if (!ipp || !name)
- return (NULL);
+ case IPP_TAG_DATE :
+ if (srcattr->num_values != 1)
+ return (NULL);
- if (ipp->current)
- {
- ipp->prev = ipp->current;
- attr = ipp->current->next;
- }
- else
- {
- ipp->prev = NULL;
- attr = ipp->attrs;
- }
+ dstattr = ippAddDate(dst, srcattr->group_tag, srcattr->name,
+ srcattr->values[0].date);
+ break;
- for (; attr != NULL; ipp->prev = attr, attr = attr->next)
- {
- DEBUG_printf(("4ippFindAttribute: attr=%p, name=\"%s\"", attr,
- attr->name));
+ case IPP_TAG_RESOLUTION :
+ dstattr = ippAddResolutions(dst, srcattr->group_tag, srcattr->name,
+ srcattr->num_values, IPP_RES_PER_INCH,
+ NULL, NULL);
+ if (!dstattr)
+ break;
+
+ for (i = srcattr->num_values, srcval = srcattr->values, dstval = dstattr->values;
+ i > 0;
+ i --, srcval ++, dstval ++)
+ {
+ dstval->resolution.xres = srcval->resolution.xres;
+ dstval->resolution.yres = srcval->resolution.yres;
+ dstval->resolution.units = srcval->resolution.units;
+ }
+ break;
- value_tag = (ipp_tag_t)(attr->value_tag & IPP_TAG_MASK);
+ case IPP_TAG_RANGE :
+ dstattr = ippAddRanges(dst, srcattr->group_tag, srcattr->name,
+ srcattr->num_values, NULL, NULL);
+ if (!dstattr)
+ break;
+
+ for (i = srcattr->num_values, srcval = srcattr->values, dstval = dstattr->values;
+ i > 0;
+ i --, srcval ++, dstval ++)
+ {
+ dstval->range.lower = srcval->range.lower;
+ dstval->range.upper = srcval->range.upper;
+ }
+ break;
- if (attr->name != NULL && _cups_strcasecmp(attr->name, name) == 0 &&
- (value_tag == type || type == IPP_TAG_ZERO ||
- (value_tag == IPP_TAG_TEXTLANG && type == IPP_TAG_TEXT) ||
- (value_tag == IPP_TAG_NAMELANG && type == IPP_TAG_NAME)))
- {
- ipp->current = attr;
+ case IPP_TAG_TEXTLANG :
+ case IPP_TAG_NAMELANG :
+ dstattr = ippAddStrings(dst, srcattr->group_tag,
+ (ipp_tag_t)(srcattr->value_tag | quickcopy),
+ srcattr->name, srcattr->num_values, NULL, NULL);
+ if (!dstattr)
+ break;
- return (attr);
- }
- }
+ if (quickcopy)
+ {
+ for (i = srcattr->num_values, srcval = srcattr->values,
+ dstval = dstattr->values;
+ i > 0;
+ i --, srcval ++, dstval ++)
+ {
+ dstval->string.language = srcval->string.language;
+ dstval->string.text = srcval->string.text;
+ }
+ }
+ else if (srcattr->value_tag & IPP_TAG_COPY)
+ {
+ for (i = srcattr->num_values, srcval = srcattr->values,
+ dstval = dstattr->values;
+ i > 0;
+ i --, srcval ++, dstval ++)
+ {
+ if (srcval == srcattr->values)
+ dstval->string.language = _cupsStrAlloc(srcval->string.language);
+ else
+ dstval->string.language = dstattr->values[0].string.language;
- ipp->current = NULL;
- ipp->prev = NULL;
+ dstval->string.text = _cupsStrAlloc(srcval->string.text);
+ }
+ }
+ else
+ {
+ for (i = srcattr->num_values, srcval = srcattr->values,
+ dstval = dstattr->values;
+ i > 0;
+ i --, srcval ++, dstval ++)
+ {
+ if (srcval == srcattr->values)
+ dstval->string.language = _cupsStrRetain(srcval->string.language);
+ else
+ dstval->string.language = dstattr->values[0].string.language;
- return (NULL);
-}
+ dstval->string.text = _cupsStrRetain(srcval->string.text);
+ }
+ }
+ break;
+
+ case IPP_TAG_BEGIN_COLLECTION :
+ dstattr = ippAddCollections(dst, srcattr->group_tag, srcattr->name,
+ srcattr->num_values, NULL);
+ if (!dstattr)
+ break;
+
+ for (i = srcattr->num_values, srcval = srcattr->values, dstval = dstattr->values;
+ i > 0;
+ i --, srcval ++, dstval ++)
+ {
+ dstval->collection = srcval->collection;
+ srcval->collection->use ++;
+ }
+ break;
+ case IPP_TAG_STRING :
+ default :
+ /* TODO: Implement quick copy for unknown/octetString values */
+ dstattr = ippAddIntegers(dst, srcattr->group_tag, srcattr->value_tag,
+ srcattr->name, srcattr->num_values, NULL);
+ if (!dstattr)
+ break;
+
+ for (i = srcattr->num_values, srcval = srcattr->values, dstval = dstattr->values;
+ i > 0;
+ i --, srcval ++, dstval ++)
+ {
+ dstval->unknown.length = srcval->unknown.length;
-/*
- * 'ippLength()' - Compute the length of an IPP message.
- */
+ if (dstval->unknown.length > 0)
+ {
+ if ((dstval->unknown.data = malloc(dstval->unknown.length)) == NULL)
+ dstval->unknown.length = 0;
+ else
+ memcpy(dstval->unknown.data, srcval->unknown.data, dstval->unknown.length);
+ }
+ }
+ break; /* anti-compiler-warning-code */
+ }
-size_t /* O - Size of IPP message */
-ippLength(ipp_t *ipp) /* I - IPP message */
-{
- return (ipp_length(ipp, 0));
+ return (dstattr);
}
/*
- * 'ippNew()' - Allocate a new IPP message.
+ * 'ippCopyAttributes()' - Copy attributes from one IPP message to another.
+ *
+ * Zero or more attributes are copied from the source IPP message, @code@ src, to the
+ * destination IPP message, @code dst@. When @code quickcopy@ is non-zero, a "shallow"
+ * reference copy of the attribute is created - this should only be done as long as the
+ * original source IPP message will not be freed for the life of the destination.
+ *
+ * The @code cb@ and @code context@ parameters provide a generic way to "filter" the
+ * attributes that are copied - the function must return 1 to copy the attribute or
+ * 0 to skip it. The function may also choose to do a partial copy of the source attribute
+ * itself.
+ *
+ * @since CUPS 1.6@
*/
-ipp_t * /* O - New IPP message */
-ippNew(void)
+int /* O - 1 on success, 0 on error */
+ippCopyAttributes(
+ ipp_t *dst, /* I - Destination IPP message */
+ ipp_t *src, /* I - Source IPP message */
+ int quickcopy, /* I - 1 for a referenced copy, 0 for normal */
+ ipp_copycb_t cb, /* I - Copy callback or @code NULL@ for none */
+ void *context) /* I - Context pointer */
{
- ipp_t *temp; /* New IPP message */
+ ipp_attribute_t *srcattr; /* Source attribute */
- DEBUG_puts("ippNew()");
+ DEBUG_printf(("ippCopyAttributes(dst=%p, src=%p, quickcopy=%d, cb=%p, context=%p)",
+ dst, src, quickcopy, cb, context));
- if ((temp = (ipp_t *)calloc(1, sizeof(ipp_t))) != NULL)
- {
- /*
- * Default to IPP 1.1...
- */
+ /*
+ * Range check input...
+ */
- temp->request.any.version[0] = 1;
- temp->request.any.version[1] = 1;
- temp->use = 1;
- }
+ if (!dst || !src)
+ return (0);
- DEBUG_printf(("1ippNew: Returning %p", temp));
+ /*
+ * Loop through source attributes and copy as needed...
+ */
- return (temp);
+ for (srcattr = src->attrs; srcattr; srcattr = srcattr->next)
+ if (!cb || (*cb)(context, dst, srcattr))
+ if (!ippCopyAttribute(dst, srcattr, quickcopy))
+ return (0);
+
+ return (1);
}
/*
- * 'ippNewRequest()' - Allocate a new IPP request message.
- *
- * The new request message is initialized with the attributes-charset and
- * attributes-natural-language attributes added. The
- * attributes-natural-language value is derived from the current locale.
- *
- * @since CUPS 1.2/Mac OS X 10.5@
+ * 'ippDateToTime()' - Convert from RFC 1903 Date/Time format to UNIX time
+ * in seconds.
*/
-ipp_t * /* O - IPP request message */
-ippNewRequest(ipp_op_t op) /* I - Operation code */
+time_t /* O - UNIX time value */
+ippDateToTime(const ipp_uchar_t *date) /* I - RFC 1903 date info */
{
- ipp_t *request; /* IPP request message */
- cups_lang_t *language; /* Current language localization */
+ struct tm unixdate; /* UNIX date/time info */
+ time_t t; /* Computed time */
- DEBUG_printf(("ippNewRequest(op=%02x(%s))", op, ippOpString(op)));
+ if (!date)
+ return (0);
+
+ memset(&unixdate, 0, sizeof(unixdate));
/*
- * Create a new IPP message...
+ * RFC-1903 date/time format is:
+ *
+ * Byte(s) Description
+ * ------- -----------
+ * 0-1 Year (0 to 65535)
+ * 2 Month (1 to 12)
+ * 3 Day (1 to 31)
+ * 4 Hours (0 to 23)
+ * 5 Minutes (0 to 59)
+ * 6 Seconds (0 to 60, 60 = "leap second")
+ * 7 Deciseconds (0 to 9)
+ * 8 +/- UTC
+ * 9 UTC hours (0 to 11)
+ * 10 UTC minutes (0 to 59)
*/
- if ((request = ippNew()) == NULL)
- return (NULL);
+ unixdate.tm_year = ((date[0] << 8) | date[1]) - 1900;
+ unixdate.tm_mon = date[2] - 1;
+ unixdate.tm_mday = date[3];
+ unixdate.tm_hour = date[4];
+ unixdate.tm_min = date[5];
+ unixdate.tm_sec = date[6];
- /*
- * Set the operation and request ID...
- */
+ t = mktime(&unixdate);
- request->request.op.operation_id = op;
- request->request.op.request_id = 1;
+ if (date[8] == '-')
+ t += date[9] * 3600 + date[10] * 60;
+ else
+ t -= date[9] * 3600 + date[10] * 60;
+
+ return (t);
+}
+
+
+/*
+ * 'ippDelete()' - Delete an IPP message.
+ */
+
+void
+ippDelete(ipp_t *ipp) /* I - IPP message */
+{
+ ipp_attribute_t *attr, /* Current attribute */
+ *next; /* Next attribute */
+
+
+ DEBUG_printf(("ippDelete(ipp=%p)", ipp));
+
+ if (!ipp)
+ return;
+
+ ipp->use --;
+ if (ipp->use > 0)
+ return;
+
+ for (attr = ipp->attrs; attr != NULL; attr = next)
+ {
+ next = attr->next;
+
+ ipp_free_values(attr, 0, attr->num_values);
+
+ if (attr->name)
+ _cupsStrFree(attr->name);
+
+ free(attr);
+ }
+
+ free(ipp);
+}
+
+
+/*
+ * 'ippDeleteAttribute()' - Delete a single attribute in an IPP message.
+ *
+ * @since CUPS 1.1.19/Mac OS X 10.3@
+ */
+
+void
+ippDeleteAttribute(
+ ipp_t *ipp, /* I - IPP message */
+ ipp_attribute_t *attr) /* I - Attribute to delete */
+{
+ ipp_attribute_t *current, /* Current attribute */
+ *prev; /* Previous attribute */
+
+
+ DEBUG_printf(("ippDeleteAttribute(ipp=%p, attr=%p(%s))", ipp, attr,
+ attr ? attr->name : "(null)"));
/*
- * Use UTF-8 as the character set...
+ * Range check input...
*/
- ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
- "attributes-charset", NULL, "utf-8");
+ if (!attr)
+ return;
/*
- * Get the language from the current locale...
+ * Find the attribute in the list...
*/
- language = cupsLangDefault();
+ if (ipp)
+ {
+ for (current = ipp->attrs, prev = NULL;
+ current;
+ prev = current, current = current->next)
+ if (current == attr)
+ {
+ /*
+ * Found it, remove the attribute from the list...
+ */
+
+ if (prev)
+ prev->next = current->next;
+ else
+ ipp->attrs = current->next;
+
+ if (current == ipp->last)
+ ipp->last = prev;
- ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
- "attributes-natural-language", NULL, language->language);
+ break;
+ }
+
+ if (!current)
+ return;
+ }
/*
- * Return the new request...
+ * Free memory used by the attribute...
*/
- return (request);
+ ipp_free_values(attr, 0, attr->num_values);
+
+ if (attr->name)
+ _cupsStrFree(attr->name);
+
+ free(attr);
}
/*
- * 'ippRead()' - Read data for an IPP message from a HTTP connection.
+ * 'ippDeleteValues()' - Delete values in an attribute.
+ *
+ * The @code element@ parameter specifies the first value to delete, starting at 0. It
+ * must be less than the number of values returned by @link ippGetCount@.
+ *
+ * Deleting all values in an attribute deletes the attribute.
+ *
+ * @since CUPS 1.6@
*/
-ipp_state_t /* O - Current state */
-ippRead(http_t *http, /* I - HTTP connection */
- ipp_t *ipp) /* I - IPP data */
+int /* O - 1 on success, 0 on failure */
+ippDeleteValues(
+ ipp_t *ipp, /* I - IPP message */
+ ipp_attribute_t *attr, /* I - Attribute */
+ int element, /* I - Index of first value to delete (0-based) */
+ int count) /* I - Number of values to delete */
{
- DEBUG_printf(("ippRead(http=%p, ipp=%p), data_remaining=" CUPS_LLFMT,
- http, ipp, CUPS_LLCAST (http ? http->data_remaining : -1)));
+ /*
+ * Range check input...
+ */
- if (!http)
- return (IPP_ERROR);
+ if (!ipp || !attr || element < 0 || element >= attr->num_values || count <= 0 ||
+ (element + count) >= attr->num_values)
+ return (0);
- DEBUG_printf(("2ippRead: http->state=%d, http->used=%d", http->state,
- http->used));
+ /*
+ * If we are deleting all values, just delete the attribute entirely.
+ */
- return (ippReadIO(http, (ipp_iocb_t)ipp_read_http, http->blocking, NULL,
- ipp));
+ if (count == attr->num_values)
+ {
+ ippDeleteAttribute(ipp, attr);
+ return (1);
+ }
+
+ /*
+ * Otherwise free the values in question and return.
+ */
+
+ ipp_free_values(attr, element, count);
+
+ return (1);
}
/*
- * 'ippReadFile()' - Read data for an IPP message from a file.
- *
- * @since CUPS 1.1.19/Mac OS X 10.3@
+ * 'ippFindAttribute()' - Find a named attribute in a request...
*/
-ipp_state_t /* O - Current state */
-ippReadFile(int fd, /* I - HTTP data */
- ipp_t *ipp) /* I - IPP data */
+ipp_attribute_t * /* O - Matching attribute */
+ippFindAttribute(ipp_t *ipp, /* I - IPP message */
+ const char *name, /* I - Name of attribute */
+ ipp_tag_t type) /* I - Type of attribute */
{
- DEBUG_printf(("ippReadFile(fd=%d, ipp=%p)", fd, ipp));
+ DEBUG_printf(("2ippFindAttribute(ipp=%p, name=\"%s\", type=%02x(%s))", ipp,
+ name, type, ippTagString(type)));
- return (ippReadIO(&fd, (ipp_iocb_t)ipp_read_file, 1, NULL, ipp));
+ if (!ipp || !name)
+ return (NULL);
+
+ /*
+ * Reset the current pointer...
+ */
+
+ ipp->current = NULL;
+
+ /*
+ * Search for the attribute...
+ */
+
+ return (ippFindNextAttribute(ipp, name, type));
}
/*
- * 'ippReadIO()' - Read data for an IPP message.
- *
- * @since CUPS 1.2/Mac OS X 10.5@
+ * 'ippFindNextAttribute()' - Find the next named attribute in a request...
*/
-ipp_state_t /* O - Current state */
-ippReadIO(void *src, /* I - Data source */
- ipp_iocb_t cb, /* I - Read callback function */
- int blocking, /* I - Use blocking IO? */
- ipp_t *parent, /* I - Parent request, if any */
- ipp_t *ipp) /* I - IPP data */
+ipp_attribute_t * /* O - Matching attribute */
+ippFindNextAttribute(ipp_t *ipp, /* I - IPP message */
+ const char *name, /* I - Name of attribute */
+ ipp_tag_t type) /* I - Type of attribute */
{
- int n; /* Length of data */
- unsigned char *buffer, /* Data buffer */
- string[IPP_MAX_NAME],
- /* Small string buffer */
- *bufptr; /* Pointer into buffer */
- ipp_attribute_t *attr; /* Current attribute */
- ipp_tag_t tag; /* Current tag */
- ipp_tag_t value_tag; /* Current value tag */
- ipp_value_t *value; /* Current value */
+ ipp_attribute_t *attr; /* Current atttribute */
+ ipp_tag_t value_tag; /* Value tag */
- DEBUG_printf(("ippReadIO(src=%p, cb=%p, blocking=%d, parent=%p, ipp=%p)",
- src, cb, blocking, parent, ipp));
- DEBUG_printf(("2ippReadIO: ipp->state=%d", ipp->state));
+ DEBUG_printf(("2ippFindNextAttribute(ipp=%p, name=\"%s\", type=%02x(%s))",
+ ipp, name, type, ippTagString(type)));
- if (!src || !ipp)
- return (IPP_ERROR);
+ if (!ipp || !name)
+ return (NULL);
- if ((buffer = ipp_buffer_get()) == NULL)
+ if (ipp->current)
{
- DEBUG_puts("1ippReadIO: Unable to get read buffer.");
- return (IPP_ERROR);
+ ipp->prev = ipp->current;
+ attr = ipp->current->next;
+ }
+ else
+ {
+ ipp->prev = NULL;
+ attr = ipp->attrs;
}
- switch (ipp->state)
+ for (; attr != NULL; ipp->prev = attr, attr = attr->next)
{
- case IPP_IDLE :
- ipp->state ++; /* Avoid common problem... */
+ DEBUG_printf(("4ippFindAttribute: attr=%p, name=\"%s\"", attr,
+ attr->name));
- case IPP_HEADER :
- if (parent == NULL)
- {
- /*
- * Get the request header...
- */
+ value_tag = (ipp_tag_t)(attr->value_tag & IPP_TAG_MASK);
+
+ if (attr->name != NULL && _cups_strcasecmp(attr->name, name) == 0 &&
+ (value_tag == type || type == IPP_TAG_ZERO ||
+ (value_tag == IPP_TAG_TEXTLANG && type == IPP_TAG_TEXT) ||
+ (value_tag == IPP_TAG_NAMELANG && type == IPP_TAG_NAME)))
+ {
+ ipp->current = attr;
+
+ return (attr);
+ }
+ }
+
+ ipp->current = NULL;
+ ipp->prev = NULL;
+
+ return (NULL);
+}
+
+
+/*
+ * 'ippFirstAttribute()' - Return the first attribute in the message.
+ *
+ * @since CUPS 1.6@
+ */
+
+ipp_attribute_t * /* O - First attribute or @code NULL@ if none */
+ippFirstAttribute(ipp_t *ipp) /* I - IPP message */
+{
+ /*
+ * Range check input...
+ */
+
+ if (!ipp)
+ return (NULL);
+
+ /*
+ * Return the first attribute...
+ */
+
+ return (ipp->current = ipp->attrs);
+}
+
+
+/*
+ * 'ippGetBoolean()' - Get a boolean value for an attribute.
+ *
+ * The @code element@ parameter specifies which value to get from 0 to
+ * @link ippGetCount(attr)@ - 1.
+ *
+ * @since CUPS 1.6@
+ */
+
+int /* O - Boolean value or -1 on error */
+ippGetBoolean(ipp_attribute_t *attr, /* I - IPP attribute */
+ int element) /* I - Value number (0-based) */
+{
+ /*
+ * Range check input...
+ */
+
+ if (!attr || attr->value_tag != IPP_TAG_BOOLEAN ||
+ element < 0 || element >= attr->num_values)
+ return (-1);
+
+ /*
+ * Return the value...
+ */
+
+ return (attr->values[element].boolean);
+}
+
+
+/*
+ * 'ippGetCollection()' - Get a collection value for an attribute.
+ *
+ * The @code element@ parameter specifies which value to get from 0 to
+ * @link ippGetCount(attr)@ - 1.
+ *
+ * @since CUPS 1.6@
+ */
+
+ipp_t * /* O - Collection value or @code NULL@ on error */
+ippGetCollection(
+ ipp_attribute_t *attr, /* I - IPP attribute */
+ int element) /* I - Value number (0-based) */
+{
+ /*
+ * Range check input...
+ */
+
+ if (!attr || attr->value_tag != IPP_TAG_BEGIN_COLLECTION ||
+ element < 0 || element >= attr->num_values)
+ return (NULL);
+
+ /*
+ * Return the value...
+ */
+
+ return (attr->values[element].collection);
+}
+
+
+/*
+ * 'ippGetCount()' - Get the number of values in an attribute.
+ *
+ * @since CUPS 1.6@
+ */
+
+int /* O - Number of values or -1 on error */
+ippGetCount(ipp_attribute_t *attr) /* I - IPP attribute */
+{
+ /*
+ * Range check input...
+ */
+
+ if (!attr)
+ return (-1);
+
+ /*
+ * Return the number of values...
+ */
+
+ return (attr->num_values);
+}
+
+
+/*
+ * 'ippGetGroupTag()' - Get the group associated with an attribute.
+ *
+ * @since CUPS 1.6@
+ */
+
+ipp_tag_t /* O - Group tag or @code IPP_TAG_ZERO@ on error */
+ippGetGroupTag(ipp_attribute_t *attr) /* I - IPP attribute */
+{
+ /*
+ * Range check input...
+ */
+
+ if (!attr)
+ return (IPP_TAG_ZERO);
+
+ /*
+ * Return the group...
+ */
+
+ return (attr->group_tag);
+}
+
+
+/*
+ * 'ippGetInteger()' - Get the integer/enum value for an attribute.
+ *
+ * The @code element@ parameter specifies which value to get from 0 to
+ * @link ippGetCount(attr)@ - 1.
+ *
+ * @since CUPS 1.6@
+ */
+
+int /* O - Value or -1 on error */
+ippGetInteger(ipp_attribute_t *attr, /* I - IPP attribute */
+ int element) /* I - Value number (0-based) */
+{
+ /*
+ * Range check input...
+ */
+
+ if (!attr || (attr->value_tag != IPP_TAG_INTEGER && attr->value_tag != IPP_TAG_ENUM) ||
+ element < 0 || element >= attr->num_values)
+ return (-1);
+
+ /*
+ * Return the value...
+ */
+
+ return (attr->values[element].integer);
+}
+
+
+/*
+ * 'ippGetName()' - Get the attribute name.
+ *
+ * @since CUPS 1.6@
+ */
+
+const char * /* O - Attribute name or @code NULL@ for separators */
+ippGetName(ipp_attribute_t *attr) /* I - IPP attribute */
+{
+ /*
+ * Range check input...
+ */
+
+ if (!attr)
+ return (NULL);
+
+ /*
+ * Return the name...
+ */
+
+ return (attr->name);
+}
+
+
+/*
+ * 'ippGetOperation()' - Get the operation ID in an IPP message.
+ *
+ * @since CUPS 1.6@
+ */
+
+ipp_op_t /* O - Operation ID or -1 on error */
+ippGetOperation(ipp_t *ipp) /* I - IPP request message */
+{
+ /*
+ * Range check input...
+ */
+
+ if (!ipp)
+ return ((ipp_op_t)-1);
+
+ /*
+ * Return the value...
+ */
+
+ return (ipp->request.op.operation_id);
+}
+
+
+/*
+ * 'ippGetRequestId()' - Get the request ID from an IPP message.
+ *
+ * @since CUPS 1.6@
+ */
+
+int /* O - Request ID or -1 on error */
+ippGetRequestId(ipp_t *ipp) /* I - IPP message */
+{
+ /*
+ * Range check input...
+ */
+
+ if (!ipp)
+ return (-1);
+
+ /*
+ * Return the request ID...
+ */
+
+ return (ipp->request.any.request_id);
+}
+
+
+/*
+ * 'ippGetResolution()' - Get a resolution value for an attribute.
+ *
+ * The @code element@ parameter specifies which value to get from 0 to
+ * @link ippGetCount(attr)@ - 1.
+ *
+ * @since CUPS 1.6@
+ */
+
+int /* O - Horizontal/cross feed resolution or -1 */
+ippGetResolution(
+ ipp_attribute_t *attr, /* I - IPP attribute */
+ int element, /* I - Value number (0-based) */
+ int *yres, /* O - Vertical/feed resolution */
+ ipp_res_t *units) /* O - Units for resolution */
+{
+ /*
+ * Range check input...
+ */
+
+ if (!attr || attr->value_tag != IPP_TAG_RESOLUTION ||
+ element < 0 || element >= attr->num_values)
+ return (-1);
+
+ /*
+ * Return the value...
+ */
+
+ if (yres)
+ *yres = attr->values[element].resolution.yres;
+
+ if (units)
+ *units = attr->values[element].resolution.units;
+
+ return (attr->values[element].resolution.xres);
+}
+
+
+/*
+ * 'ippGetStatusCode()' - Get the status code from an IPP response or event message.
+ *
+ * @since CUPS 1.6@
+ */
+
+ipp_status_t /* O - Status code in IPP message */
+ippGetStatusCode(ipp_t *ipp) /* I - IPP response or event message */
+{
+ /*
+ * Range check input...
+ */
+
+ if (!ipp)
+ return (IPP_INTERNAL_ERROR);
+
+ /*
+ * Return the value...
+ */
+
+ return (ipp->request.status.status_code);
+}
+
+
+/*
+ * 'ippGetString()' - Get the string and optionally the language code for an attribute.
+ *
+ * The @code element@ parameter specifies which value to get from 0 to
+ * @link ippGetCount(attr)@ - 1.
+ *
+ * @since CUPS 1.6@
+ */
+
+const char *
+ippGetString(ipp_attribute_t *attr, /* I - IPP attribute */
+ int element, /* I - Value number (0-based) */
+ const char **language)/* O - Language code (@code NULL@ for don't care) */
+{
+ /*
+ * Range check input...
+ */
+
+ if (!attr || element < 0 || element >= attr->num_values ||
+ (attr->value_tag != IPP_TAG_TEXTLANG && attr->value_tag != IPP_TAG_NAMELANG &&
+ (attr->value_tag < IPP_TAG_TEXT || attr->value_tag > IPP_TAG_MIMETYPE)))
+ return (NULL);
+
+ /*
+ * Return the value...
+ */
+
+ if (language)
+ *language = attr->values[element].string.language;
+
+ return (attr->values[element].string.text);
+}
+
+
+/*
+ * 'ippGetValueTag()' - Get the value tag for an attribute.
+ *
+ * @since CUPS 1.6@
+ */
+
+ipp_tag_t /* O - Value tag or @code IPP_TAG_ZERO@ on error */
+ippGetValueTag(ipp_attribute_t *attr) /* I - IPP attribute */
+{
+ /*
+ * Range check input...
+ */
+
+ if (!attr)
+ return (IPP_TAG_ZERO);
+
+ /*
+ * Return the value...
+ */
+
+ return (attr->value_tag);
+}
+
+
+/*
+ * 'ippGetVersion()' - Get the major and minor version number from an IPP message.
+ *
+ * @since CUPS 1.6@
+ */
+
+int /* O - Major version number or -1 on error */
+ippGetVersion(ipp_t *ipp, /* I - IPP message */
+ int *minor) /* O - Minor version number or @code NULL@ */
+{
+ /*
+ * Range check input...
+ */
+
+ if (!ipp)
+ {
+ if (minor)
+ *minor = -1;
+
+ return (-1);
+ }
+
+ /*
+ * Return the value...
+ */
+
+ if (minor)
+ *minor = ipp->request.any.version[1];
+
+ return (ipp->request.any.version[0]);
+}
+
+
+/*
+ * 'ippLength()' - Compute the length of an IPP message.
+ */
+
+size_t /* O - Size of IPP message */
+ippLength(ipp_t *ipp) /* I - IPP message */
+{
+ return (ipp_length(ipp, 0));
+}
+
+
+/*
+ * 'ippNextAttribute()' - Return the next attribute in the message.
+ *
+ * @since CUPS 1.6@
+ */
+
+ipp_attribute_t * /* O - Next attribute or @code NULL@ if none */
+ippNextAttribute(ipp_t *ipp) /* I - IPP message */
+{
+ /*
+ * Range check input...
+ */
+
+ if (!ipp || !ipp->current)
+ return (NULL);
+
+ /*
+ * Return the next attribute...
+ */
+
+ return (ipp->current = ipp->current->next);
+}
+
+
+/*
+ * 'ippNew()' - Allocate a new IPP message.
+ */
+
+ipp_t * /* O - New IPP message */
+ippNew(void)
+{
+ ipp_t *temp; /* New IPP message */
+
+
+ DEBUG_puts("ippNew()");
+
+ if ((temp = (ipp_t *)calloc(1, sizeof(ipp_t))) != NULL)
+ {
+ /*
+ * Default to IPP 1.1...
+ */
+
+ temp->request.any.version[0] = 1;
+ temp->request.any.version[1] = 1;
+ temp->use = 1;
+ }
+
+ DEBUG_printf(("1ippNew: Returning %p", temp));
+
+ return (temp);
+}
+
+
+/*
+ * 'ippNewRequest()' - Allocate a new IPP request message.
+ *
+ * The new request message is initialized with the attributes-charset and
+ * attributes-natural-language attributes added. The
+ * attributes-natural-language value is derived from the current locale.
+ *
+ * @since CUPS 1.2/Mac OS X 10.5@
+ */
+
+ipp_t * /* O - IPP request message */
+ippNewRequest(ipp_op_t op) /* I - Operation code */
+{
+ ipp_t *request; /* IPP request message */
+ cups_lang_t *language; /* Current language localization */
+
+
+ DEBUG_printf(("ippNewRequest(op=%02x(%s))", op, ippOpString(op)));
+
+ /*
+ * Create a new IPP message...
+ */
+
+ if ((request = ippNew()) == NULL)
+ return (NULL);
+
+ /*
+ * Set the operation and request ID...
+ */
+
+ request->request.op.operation_id = op;
+ request->request.op.request_id = 1;
+
+ /*
+ * Use UTF-8 as the character set...
+ */
+
+ ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
+ "attributes-charset", NULL, "utf-8");
+
+ /*
+ * Get the language from the current locale...
+ */
+
+ language = cupsLangDefault();
+
+ ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
+ "attributes-natural-language", NULL, language->language);
+
+ /*
+ * Return the new request...
+ */
+
+ return (request);
+}
+
+
+/*
+ * 'ippRead()' - Read data for an IPP message from a HTTP connection.
+ */
+
+ipp_state_t /* O - Current state */
+ippRead(http_t *http, /* I - HTTP connection */
+ ipp_t *ipp) /* I - IPP data */
+{
+ DEBUG_printf(("ippRead(http=%p, ipp=%p), data_remaining=" CUPS_LLFMT,
+ http, ipp, CUPS_LLCAST (http ? http->data_remaining : -1)));
+
+ if (!http)
+ return (IPP_ERROR);
+
+ DEBUG_printf(("2ippRead: http->state=%d, http->used=%d", http->state,
+ http->used));
+
+ return (ippReadIO(http, (ipp_iocb_t)ipp_read_http, http->blocking, NULL,
+ ipp));
+}
+
+
+/*
+ * 'ippReadFile()' - Read data for an IPP message from a file.
+ *
+ * @since CUPS 1.1.19/Mac OS X 10.3@
+ */
+
+ipp_state_t /* O - Current state */
+ippReadFile(int fd, /* I - HTTP data */
+ ipp_t *ipp) /* I - IPP data */
+{
+ DEBUG_printf(("ippReadFile(fd=%d, ipp=%p)", fd, ipp));
+
+ return (ippReadIO(&fd, (ipp_iocb_t)ipp_read_file, 1, NULL, ipp));
+}
+
+
+/*
+ * 'ippReadIO()' - Read data for an IPP message.
+ *
+ * @since CUPS 1.2/Mac OS X 10.5@
+ */
+
+ipp_state_t /* O - Current state */
+ippReadIO(void *src, /* I - Data source */
+ ipp_iocb_t cb, /* I - Read callback function */
+ int blocking, /* I - Use blocking IO? */
+ ipp_t *parent, /* I - Parent request, if any */
+ ipp_t *ipp) /* I - IPP data */
+{
+ int n; /* Length of data */
+ unsigned char *buffer, /* Data buffer */
+ string[IPP_MAX_NAME],
+ /* Small string buffer */
+ *bufptr; /* Pointer into buffer */
+ ipp_attribute_t *attr; /* Current attribute */
+ ipp_tag_t tag; /* Current tag */
+ ipp_tag_t value_tag; /* Current value tag */
+ _ipp_value_t *value; /* Current value */
+
+
+ DEBUG_printf(("ippReadIO(src=%p, cb=%p, blocking=%d, parent=%p, ipp=%p)",
+ src, cb, blocking, parent, ipp));
+ DEBUG_printf(("2ippReadIO: ipp->state=%d", ipp->state));
+
+ if (!src || !ipp)
+ return (IPP_ERROR);
+
+ if ((buffer = ipp_buffer_get()) == NULL)
+ {
+ DEBUG_puts("1ippReadIO: Unable to get read buffer.");
+ return (IPP_ERROR);
+ }
+
+ switch (ipp->state)
+ {
+ case IPP_IDLE :
+ ipp->state ++; /* Avoid common problem... */
+
+ case IPP_HEADER :
+ if (parent == NULL)
+ {
+ /*
+ * Get the request header...
+ */
if ((*cb)(src, buffer, 8) < 8)
{
- DEBUG_puts("1ippReadIO: Unable to read header.");
+ DEBUG_puts("1ippReadIO: Unable to read header.");
+ ipp_buffer_release(buffer);
+ return (IPP_ERROR);
+ }
+
+ /*
+ * Then copy the request header over...
+ */
+
+ ipp->request.any.version[0] = buffer[0];
+ ipp->request.any.version[1] = buffer[1];
+ ipp->request.any.op_status = (buffer[2] << 8) | buffer[3];
+ ipp->request.any.request_id = (((((buffer[4] << 8) | buffer[5]) << 8) |
+ buffer[6]) << 8) | buffer[7];
+
+ DEBUG_printf(("2ippReadIO: version=%d.%d", buffer[0], buffer[1]));
+ DEBUG_printf(("2ippReadIO: op_status=%04x",
+ ipp->request.any.op_status));
+ DEBUG_printf(("2ippReadIO: request_id=%d",
+ ipp->request.any.request_id));
+ }
+
+ ipp->state = IPP_ATTRIBUTE;
+ ipp->current = NULL;
+ ipp->curtag = IPP_TAG_ZERO;
+ ipp->prev = ipp->last;
+
+ /*
+ * If blocking is disabled, stop here...
+ */
+
+ if (!blocking)
+ break;
+
+ case IPP_ATTRIBUTE :
+ for (;;)
+ {
+ if ((*cb)(src, buffer, 1) < 1)
+ {
+ DEBUG_puts("1ippReadIO: Callback returned EOF/error");
+ ipp_buffer_release(buffer);
+ return (IPP_ERROR);
+ }
+
+ DEBUG_printf(("2ippReadIO: ipp->current=%p, ipp->prev=%p",
+ ipp->current, ipp->prev));
+
+ /*
+ * Read this attribute...
+ */
+
+ tag = (ipp_tag_t)buffer[0];
+ if (tag == IPP_TAG_EXTENSION)
+ {
+ /*
+ * Read 32-bit "extension" tag...
+ */
+
+ if ((*cb)(src, buffer, 4) < 1)
+ {
+ DEBUG_puts("1ippReadIO: Callback returned EOF/error");
+ ipp_buffer_release(buffer);
+ return (IPP_ERROR);
+ }
+
+ tag = (ipp_tag_t)((((((buffer[0] << 8) | buffer[1]) << 8) |
+ buffer[2]) << 8) | buffer[3]);
+
+ if (tag & IPP_TAG_COPY)
+ {
+ /*
+ * Fail if the high bit is set in the tag...
+ */
+
+ _cupsSetError(IPP_ERROR, _("IPP extension tag larger than 0x7FFFFFFF."), 1);
+ DEBUG_printf(("1ippReadIO: bad name length %d.", n));
+ ipp_buffer_release(buffer);
+ return (IPP_ERROR);
+ }
+ }
+
+ if (tag == IPP_TAG_END)
+ {
+ /*
+ * No more attributes left...
+ */
+
+ DEBUG_puts("2ippReadIO: IPP_TAG_END.");
+
+ ipp->state = IPP_DATA;
+ break;
+ }
+ else if (tag < IPP_TAG_UNSUPPORTED_VALUE)
+ {
+ /*
+ * Group tag... Set the current group and continue...
+ */
+
+ if (ipp->curtag == tag)
+ ipp->prev = ippAddSeparator(ipp);
+ else if (ipp->current)
+ ipp->prev = ipp->current;
+
+ ipp->curtag = tag;
+ ipp->current = NULL;
+ DEBUG_printf(("2ippReadIO: group tag=%x(%s), ipp->prev=%p", tag,
+ ippTagString(tag), ipp->prev));
+ continue;
+ }
+
+ DEBUG_printf(("2ippReadIO: value tag=%x(%s)", tag,
+ ippTagString(tag)));
+
+ /*
+ * Get the name...
+ */
+
+ if ((*cb)(src, buffer, 2) < 2)
+ {
+ DEBUG_puts("1ippReadIO: unable to read name length.");
+ ipp_buffer_release(buffer);
+ return (IPP_ERROR);
+ }
+
+ n = (buffer[0] << 8) | buffer[1];
+
+ if (n >= IPP_BUF_SIZE)
+ {
+ _cupsSetError(IPP_ERROR, _("IPP name larger than 32767 bytes."), 1);
+ DEBUG_printf(("1ippReadIO: bad name length %d.", n));
+ ipp_buffer_release(buffer);
+ return (IPP_ERROR);
+ }
+
+ DEBUG_printf(("2ippReadIO: name length=%d", n));
+
+ if (n == 0 && tag != IPP_TAG_MEMBERNAME &&
+ tag != IPP_TAG_END_COLLECTION)
+ {
+ /*
+ * More values for current attribute...
+ */
+
+ if (ipp->current == NULL)
+ {
+ _cupsSetError(IPP_ERROR, _("IPP attribute has no name."), 1);
+ DEBUG_puts("1ippReadIO: Attribute without name and no current.");
+ ipp_buffer_release(buffer);
+ return (IPP_ERROR);
+ }
+
+ attr = ipp->current;
+ value_tag = (ipp_tag_t)(attr->value_tag & IPP_TAG_MASK);
+
+ /*
+ * Make sure we aren't adding a new value of a different
+ * type...
+ */
+
+ if (value_tag == IPP_TAG_ZERO)
+ {
+ /*
+ * Setting the value of a collection member...
+ */
+
+ attr->value_tag = tag;
+ }
+ else if (value_tag == IPP_TAG_TEXTLANG ||
+ value_tag == IPP_TAG_NAMELANG ||
+ (value_tag >= IPP_TAG_TEXT &&
+ value_tag <= IPP_TAG_MIMETYPE))
+ {
+ /*
+ * String values can sometimes come across in different
+ * forms; accept sets of differing values...
+ */
+
+ if (tag != IPP_TAG_TEXTLANG && tag != IPP_TAG_NAMELANG &&
+ (tag < IPP_TAG_TEXT || tag > IPP_TAG_MIMETYPE) &&
+ tag != IPP_TAG_NOVALUE)
+ {
+ _cupsSetError(IPP_ERROR,
+ _("IPP 1setOf attribute with incompatible value "
+ "tags."), 1);
+ DEBUG_printf(("1ippReadIO: 1setOf value tag %x(%s) != %x(%s)",
+ value_tag, ippTagString(value_tag), tag,
+ ippTagString(tag)));
+ ipp_buffer_release(buffer);
+ return (IPP_ERROR);
+ }
+
+ if (value_tag != tag)
+ {
+ DEBUG_printf(("1ippReadIO: Converting %s attribute from %s to %s.",
+ attr->name, ippTagString(value_tag), ippTagString(tag)));
+ ippSetValueTag(ipp, &attr, tag);
+ }
+ }
+ else if (value_tag == IPP_TAG_INTEGER ||
+ value_tag == IPP_TAG_RANGE)
+ {
+ /*
+ * Integer and rangeOfInteger values can sometimes be mixed; accept
+ * sets of differing values...
+ */
+
+ if (tag != IPP_TAG_INTEGER && tag != IPP_TAG_RANGE)
+ {
+ _cupsSetError(IPP_ERROR,
+ _("IPP 1setOf attribute with incompatible value "
+ "tags."), 1);
+ DEBUG_printf(("1ippReadIO: 1setOf value tag %x(%s) != %x(%s)",
+ value_tag, ippTagString(value_tag), tag,
+ ippTagString(tag)));
+ ipp_buffer_release(buffer);
+ return (IPP_ERROR);
+ }
+
+ if (value_tag == IPP_TAG_INTEGER && tag == IPP_TAG_RANGE)
+ {
+ /*
+ * Convert integer values to rangeOfInteger values...
+ */
+
+ DEBUG_printf(("1ippReadIO: Converting %s attribute to "
+ "rangeOfInteger.", attr->name));
+ ippSetValueTag(ipp, &attr, IPP_TAG_RANGE);
+ }
+ }
+ else if (value_tag != tag)
+ {
+ _cupsSetError(IPP_ERROR,
+ _("IPP 1setOf attribute with incompatible value "
+ "tags."), 1);
+ DEBUG_printf(("1ippReadIO: value tag %x(%s) != %x(%s)",
+ value_tag, ippTagString(value_tag), tag,
+ ippTagString(tag)));
+ ipp_buffer_release(buffer);
+ return (IPP_ERROR);
+ }
+
+ /*
+ * Finally, reallocate the attribute array as needed...
+ */
+
+ if ((value = ipp_set_value(ipp, &attr, attr->num_values)) == NULL)
+ {
+ ipp_buffer_release(buffer);
+ return (IPP_ERROR);
+ }
+ }
+ else if (tag == IPP_TAG_MEMBERNAME)
+ {
+ /*
+ * Name must be length 0!
+ */
+
+ if (n)
+ {
+ _cupsSetError(IPP_ERROR, _("IPP member name is not empty."), 1);
+ DEBUG_puts("1ippReadIO: member name not empty.");
+ ipp_buffer_release(buffer);
+ return (IPP_ERROR);
+ }
+
+ if (ipp->current)
+ ipp->prev = ipp->current;
+
+ attr = ipp->current = ipp_add_attr(ipp, NULL, ipp->curtag, IPP_TAG_ZERO, 1);
+
+ DEBUG_printf(("2ippReadIO: membername, ipp->current=%p, ipp->prev=%p",
+ ipp->current, ipp->prev));
+
+ attr->num_values = 0;
+ value = attr->values;
+ }
+ else if (tag != IPP_TAG_END_COLLECTION)
+ {
+ /*
+ * New attribute; read the name and add it...
+ */
+
+ if ((*cb)(src, buffer, n) < n)
+ {
+ DEBUG_puts("1ippReadIO: unable to read name.");
+ ipp_buffer_release(buffer);
+ return (IPP_ERROR);
+ }
+
+ buffer[n] = '\0';
+
+ if (ipp->current)
+ ipp->prev = ipp->current;
+
+ if ((attr = ipp->current = ipp_add_attr(ipp, (char *)buffer, ipp->curtag, tag,
+ 1)) == NULL)
+ {
+ _cupsSetHTTPError(HTTP_ERROR);
+ DEBUG_puts("1ippReadIO: unable to allocate attribute.");
+ ipp_buffer_release(buffer);
+ return (IPP_ERROR);
+ }
+
+ DEBUG_printf(("2ippReadIO: name=\"%s\", ipp->current=%p, "
+ "ipp->prev=%p", buffer, ipp->current, ipp->prev));
+
+ attr->num_values = 0;
+ value = attr->values;
+ }
+ else
+ {
+ attr = NULL;
+ value = NULL;
+ }
+
+ if ((*cb)(src, buffer, 2) < 2)
+ {
+ DEBUG_puts("1ippReadIO: unable to read value length.");
+ ipp_buffer_release(buffer);
+ return (IPP_ERROR);
+ }
+
+ n = (buffer[0] << 8) | buffer[1];
+ DEBUG_printf(("2ippReadIO: value length=%d", n));
+
+ if (n >= IPP_BUF_SIZE)
+ {
+ _cupsSetError(IPP_ERROR,
+ _("IPP value larger than 32767 bytes."), 1);
+ DEBUG_printf(("1ippReadIO: bad value length %d.", n));
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
+ switch (tag)
+ {
+ case IPP_TAG_INTEGER :
+ case IPP_TAG_ENUM :
+ if (n != 4)
+ {
+ if (tag == IPP_TAG_INTEGER)
+ _cupsSetError(IPP_ERROR,
+ _("IPP integer value not 4 bytes."), 1);
+ else
+ _cupsSetError(IPP_ERROR,
+ _("IPP enum value not 4 bytes."), 1);
+ DEBUG_printf(("1ippReadIO: bad value length %d.", n));
+ ipp_buffer_release(buffer);
+ return (IPP_ERROR);
+ }
+
+ if ((*cb)(src, buffer, 4) < 4)
+ {
+ DEBUG_puts("1ippReadIO: Unable to read integer value.");
+ ipp_buffer_release(buffer);
+ return (IPP_ERROR);
+ }
+
+ n = (((((buffer[0] << 8) | buffer[1]) << 8) | buffer[2]) << 8) |
+ buffer[3];
+
+ if (attr->value_tag == IPP_TAG_RANGE)
+ value->range.lower = value->range.upper = n;
+ else
+ value->integer = n;
+ break;
+
+ case IPP_TAG_BOOLEAN :
+ if (n != 1)
+ {
+ _cupsSetError(IPP_ERROR, _("IPP boolean value not 1 byte."),
+ 1);
+ DEBUG_printf(("1ippReadIO: bad value length %d.", n));
+ ipp_buffer_release(buffer);
+ return (IPP_ERROR);
+ }
+
+ if ((*cb)(src, buffer, 1) < 1)
+ {
+ DEBUG_puts("1ippReadIO: Unable to read boolean value.");
+ ipp_buffer_release(buffer);
+ return (IPP_ERROR);
+ }
+
+ value->boolean = buffer[0];
+ break;
+
+ case IPP_TAG_NOVALUE :
+ case IPP_TAG_NOTSETTABLE :
+ case IPP_TAG_DELETEATTR :
+ case IPP_TAG_ADMINDEFINE :
+ /*
+ * These value types are not supposed to have values, however
+ * some vendors (Brother) do not implement IPP correctly and so
+ * we need to map non-empty values to text...
+ */
+
+ if (attr->value_tag == tag)
+ {
+ if (n == 0)
+ break;
+
+ attr->value_tag = IPP_TAG_TEXT;
+ }
+
+ case IPP_TAG_TEXT :
+ case IPP_TAG_NAME :
+ case IPP_TAG_KEYWORD :
+ case IPP_TAG_URI :
+ case IPP_TAG_URISCHEME :
+ case IPP_TAG_CHARSET :
+ case IPP_TAG_LANGUAGE :
+ case IPP_TAG_MIMETYPE :
+ if ((*cb)(src, buffer, n) < n)
+ {
+ DEBUG_puts("1ippReadIO: unable to read string value.");
+ ipp_buffer_release(buffer);
+ return (IPP_ERROR);
+ }
+
+ buffer[n] = '\0';
+ value->string.text = _cupsStrAlloc((char *)buffer);
+ DEBUG_printf(("2ippReadIO: value=\"%s\"", value->string.text));
+ break;
+
+ case IPP_TAG_DATE :
+ if (n != 11)
+ {
+ _cupsSetError(IPP_ERROR, _("IPP date value not 11 bytes."), 1);
+ DEBUG_printf(("1ippReadIO: bad value length %d.", n));
+ ipp_buffer_release(buffer);
+ return (IPP_ERROR);
+ }
+
+ if ((*cb)(src, value->date, 11) < 11)
+ {
+ DEBUG_puts("1ippReadIO: Unable to read date value.");
+ ipp_buffer_release(buffer);
+ return (IPP_ERROR);
+ }
+ break;
+
+ case IPP_TAG_RESOLUTION :
+ if (n != 9)
+ {
+ _cupsSetError(IPP_ERROR,
+ _("IPP resolution value not 9 bytes."), 1);
+ DEBUG_printf(("1ippReadIO: bad value length %d.", n));
+ ipp_buffer_release(buffer);
+ return (IPP_ERROR);
+ }
+
+ if ((*cb)(src, buffer, 9) < 9)
+ {
+ DEBUG_puts("1ippReadIO: Unable to read resolution value.");
+ ipp_buffer_release(buffer);
+ return (IPP_ERROR);
+ }
+
+ value->resolution.xres =
+ (((((buffer[0] << 8) | buffer[1]) << 8) | buffer[2]) << 8) |
+ buffer[3];
+ value->resolution.yres =
+ (((((buffer[4] << 8) | buffer[5]) << 8) | buffer[6]) << 8) |
+ buffer[7];
+ value->resolution.units =
+ (ipp_res_t)buffer[8];
+ break;
+
+ case IPP_TAG_RANGE :
+ if (n != 8)
+ {
+ _cupsSetError(IPP_ERROR,
+ _("IPP rangeOfInteger value not 8 bytes."), 1);
+ DEBUG_printf(("1ippReadIO: bad value length %d.", n));
+ ipp_buffer_release(buffer);
+ return (IPP_ERROR);
+ }
+
+ if ((*cb)(src, buffer, 8) < 8)
+ {
+ DEBUG_puts("1ippReadIO: Unable to read range value.");
+ ipp_buffer_release(buffer);
+ return (IPP_ERROR);
+ }
+
+ value->range.lower =
+ (((((buffer[0] << 8) | buffer[1]) << 8) | buffer[2]) << 8) |
+ buffer[3];
+ value->range.upper =
+ (((((buffer[4] << 8) | buffer[5]) << 8) | buffer[6]) << 8) |
+ buffer[7];
+ break;
+
+ case IPP_TAG_TEXTLANG :
+ case IPP_TAG_NAMELANG :
+ if (n < 4)
+ {
+ if (tag == IPP_TAG_TEXTLANG)
+ _cupsSetError(IPP_ERROR,
+ _("IPP textWithLanguage value less than "
+ "minimum 4 bytes."), 1);
+ else
+ _cupsSetError(IPP_ERROR,
+ _("IPP nameWithLanguage value less than "
+ "minimum 4 bytes."), 1);
+ DEBUG_printf(("1ippReadIO: bad value length %d.", n));
+ ipp_buffer_release(buffer);
+ return (IPP_ERROR);
+ }
+
+ if ((*cb)(src, buffer, n) < n)
+ {
+ DEBUG_puts("1ippReadIO: Unable to read string w/language "
+ "value.");
+ ipp_buffer_release(buffer);
+ return (IPP_ERROR);
+ }
+
+ bufptr = buffer;
+
+ /*
+ * text-with-language and name-with-language are composite
+ * values:
+ *
+ * language-length
+ * language
+ * text-length
+ * text
+ */
+
+ n = (bufptr[0] << 8) | bufptr[1];
+
+ if ((bufptr + 2 + n) >= (buffer + IPP_BUF_SIZE) ||
+ n >= sizeof(string))
+ {
+ _cupsSetError(IPP_ERROR,
+ _("IPP language length overflows value."), 1);
+ DEBUG_printf(("1ippReadIO: bad value length %d.", n));
+ ipp_buffer_release(buffer);
+ return (IPP_ERROR);
+ }
+
+ memcpy(string, bufptr + 2, n);
+ string[n] = '\0';
+
+ value->string.language = _cupsStrAlloc((char *)string);
+
+ bufptr += 2 + n;
+ n = (bufptr[0] << 8) | bufptr[1];
+
+ if ((bufptr + 2 + n) >= (buffer + IPP_BUF_SIZE))
+ {
+ _cupsSetError(IPP_ERROR,
+ _("IPP string length overflows value."), 1);
+ DEBUG_printf(("1ippReadIO: bad value length %d.", n));
+ ipp_buffer_release(buffer);
+ return (IPP_ERROR);
+ }
+
+ bufptr[2 + n] = '\0';
+ value->string.text = _cupsStrAlloc((char *)bufptr + 2);
+ break;
+
+ case IPP_TAG_BEGIN_COLLECTION :
+ /*
+ * Oh, boy, here comes a collection value, so read it...
+ */
+
+ value->collection = ippNew();
+
+ if (n > 0)
+ {
+ _cupsSetError(IPP_ERROR,
+ _("IPP begCollection value not 0 bytes."), 1);
+ DEBUG_puts("1ippReadIO: begCollection tag with value length "
+ "> 0.");
+ ipp_buffer_release(buffer);
+ return (IPP_ERROR);
+ }
+
+ if (ippReadIO(src, cb, 1, ipp, value->collection) == IPP_ERROR)
+ {
+ DEBUG_puts("1ippReadIO: Unable to read collection value.");
+ ipp_buffer_release(buffer);
+ return (IPP_ERROR);
+ }
+ break;
+
+ case IPP_TAG_END_COLLECTION :
+ ipp_buffer_release(buffer);
+
+ if (n > 0)
+ {
+ _cupsSetError(IPP_ERROR,
+ _("IPP endCollection value not 0 bytes."), 1);
+ DEBUG_puts("1ippReadIO: endCollection tag with value length "
+ "> 0.");
+ return (IPP_ERROR);
+ }
+
+ DEBUG_puts("1ippReadIO: endCollection tag...");
+ return (ipp->state = IPP_DATA);
+
+ case IPP_TAG_MEMBERNAME :
+ /*
+ * The value the name of the member in the collection, which
+ * we need to carry over...
+ */
+
+ if ((*cb)(src, buffer, n) < n)
+ {
+ DEBUG_puts("1ippReadIO: Unable to read member name value.");
+ ipp_buffer_release(buffer);
+ return (IPP_ERROR);
+ }
+
+ buffer[n] = '\0';
+ attr->name = _cupsStrAlloc((char *)buffer);
+
+ /*
+ * Since collection members are encoded differently than
+ * regular attributes, make sure we don't start with an
+ * empty value...
+ */
+
+ attr->num_values --;
+
+ DEBUG_printf(("2ippReadIO: member name=\"%s\"", attr->name));
+ break;
+
+ default : /* Other unsupported values */
+ value->unknown.length = n;
+ if (n > 0)
+ {
+ if ((value->unknown.data = malloc(n)) == NULL)
+ {
+ _cupsSetHTTPError(HTTP_ERROR);
+ DEBUG_puts("1ippReadIO: Unable to allocate value");
+ ipp_buffer_release(buffer);
+ return (IPP_ERROR);
+ }
+
+ if ((*cb)(src, value->unknown.data, n) < n)
+ {
+ DEBUG_puts("1ippReadIO: Unable to read unsupported value.");
+ ipp_buffer_release(buffer);
+ return (IPP_ERROR);
+ }
+ }
+ else
+ value->unknown.data = NULL;
+ break;
+ }
+
+ attr->num_values ++;
+
/*
- * Then copy the request header over...
+ * If blocking is disabled, stop here...
*/
- ipp->request.any.version[0] = buffer[0];
- ipp->request.any.version[1] = buffer[1];
- ipp->request.any.op_status = (buffer[2] << 8) | buffer[3];
- ipp->request.any.request_id = (((((buffer[4] << 8) | buffer[5]) << 8) |
- buffer[6]) << 8) | buffer[7];
+ if (!blocking)
+ break;
+ }
+ break;
- DEBUG_printf(("2ippReadIO: version=%d.%d", buffer[0], buffer[1]));
- DEBUG_printf(("2ippReadIO: op_status=%04x",
- ipp->request.any.op_status));
- DEBUG_printf(("2ippReadIO: request_id=%d",
- ipp->request.any.request_id));
- }
+ case IPP_DATA :
+ break;
- ipp->state = IPP_ATTRIBUTE;
- ipp->current = NULL;
- ipp->curtag = IPP_TAG_ZERO;
- ipp->prev = ipp->last;
+ default :
+ break; /* anti-compiler-warning-code */
+ }
- /*
- * If blocking is disabled, stop here...
- */
+ DEBUG_printf(("1ippReadIO: returning ipp->state=%d.", ipp->state));
+ ipp_buffer_release(buffer);
- if (!blocking)
- break;
+ return (ipp->state);
+}
- case IPP_ATTRIBUTE :
- for (;;)
- {
- if ((*cb)(src, buffer, 1) < 1)
- {
- DEBUG_puts("1ippReadIO: Callback returned EOF/error");
- ipp_buffer_release(buffer);
- return (IPP_ERROR);
- }
- DEBUG_printf(("2ippReadIO: ipp->current=%p, ipp->prev=%p",
- ipp->current, ipp->prev));
+/*
+ * 'ippSetBoolean()' - Set a boolean value in an attribute.
+ *
+ * The @code ipp@ parameter refers to the IPP message containing the attribute that was
+ * previously created using the @link ippNew@ or @link ippNewRequest@ functions.
+ *
+ * The @code attr@ parameter may be modified as a result of setting the value.
+ *
+ * The @code element@ parameter specifies which value to set from 0 to
+ * @link ippGetCount(attr)@.
+ *
+ * @since CUPS 1.6@
+ */
- /*
- * Read this attribute...
- */
+int /* O - 1 on success, 0 on failure */
+ippSetBoolean(ipp_t *ipp, /* I - IPP message */
+ ipp_attribute_t **attr, /* IO - IPP attribute */
+ int element, /* I - Value number (0-based) */
+ int boolvalue)/* I - Boolean value */
+{
+ _ipp_value_t *value; /* Current value */
- tag = (ipp_tag_t)buffer[0];
- if (tag == IPP_TAG_END)
- {
- /*
- * No more attributes left...
- */
+ /*
+ * Range check input...
+ */
- DEBUG_puts("2ippReadIO: IPP_TAG_END.");
+ if (!ipp || !attr || !*attr || (*attr)->value_tag != IPP_TAG_BOOLEAN ||
+ element < 0 || element > (*attr)->num_values)
+ return (0);
- ipp->state = IPP_DATA;
- break;
- }
- else if (tag < IPP_TAG_UNSUPPORTED_VALUE)
- {
- /*
- * Group tag... Set the current group and continue...
- */
+ /*
+ * Set the value and return...
+ */
- if (ipp->curtag == tag)
- ipp->prev = ippAddSeparator(ipp);
- else if (ipp->current)
- ipp->prev = ipp->current;
+ if ((value = ipp_set_value(ipp, attr, element)) != NULL)
+ value->boolean = boolvalue;
- ipp->curtag = tag;
- ipp->current = NULL;
- DEBUG_printf(("2ippReadIO: group tag=%x(%s), ipp->prev=%p", tag,
- ippTagString(tag), ipp->prev));
- continue;
- }
+ return (value != NULL);
+}
- DEBUG_printf(("2ippReadIO: value tag=%x(%s)", tag,
- ippTagString(tag)));
- /*
- * Get the name...
- */
+/*
+ * 'ippSetCollection()' - Set a collection value in an attribute.
+ *
+ * The @code ipp@ parameter refers to the IPP message containing the attribute that was
+ * previously created using the @link ippNew@ or @link ippNewRequest@ functions.
+ *
+ * The @code attr@ parameter may be modified as a result of setting the value.
+ *
+ * The @code element@ parameter specifies which value to set from 0 to
+ * @link ippGetCount(attr)@.
+ *
+ * @since CUPS 1.6@
+ */
- if ((*cb)(src, buffer, 2) < 2)
- {
- DEBUG_puts("1ippReadIO: unable to read name length.");
- ipp_buffer_release(buffer);
- return (IPP_ERROR);
- }
+int /* O - 1 on success, 0 on failure */
+ippSetCollection(
+ ipp_t *ipp, /* I - IPP message */
+ ipp_attribute_t **attr, /* IO - IPP attribute */
+ int element, /* I - Value number (0-based) */
+ ipp_t *colvalue) /* I - Collection value */
+{
+ _ipp_value_t *value; /* Current value */
- n = (buffer[0] << 8) | buffer[1];
- if (n >= IPP_BUF_SIZE)
- {
- _cupsSetError(IPP_ERROR, _("IPP name larger than 32767 bytes."), 1);
- DEBUG_printf(("1ippReadIO: bad name length %d.", n));
- ipp_buffer_release(buffer);
- return (IPP_ERROR);
- }
+ /*
+ * Range check input...
+ */
- DEBUG_printf(("2ippReadIO: name length=%d", n));
+ if (!ipp || !attr || !*attr || (*attr)->value_tag != IPP_TAG_BEGIN_COLLECTION ||
+ element < 0 || element > (*attr)->num_values || !colvalue)
+ return (0);
- if (n == 0 && tag != IPP_TAG_MEMBERNAME &&
- tag != IPP_TAG_END_COLLECTION)
- {
- /*
- * More values for current attribute...
- */
+ /*
+ * Set the value and return...
+ */
- if (ipp->current == NULL)
- {
- _cupsSetError(IPP_ERROR, _("IPP attribute has no name."), 1);
- DEBUG_puts("1ippReadIO: Attribute without name and no current.");
- ipp_buffer_release(buffer);
- return (IPP_ERROR);
- }
+ if ((value = ipp_set_value(ipp, attr, element)) != NULL)
+ {
+ if (value->collection)
+ ippDelete(value->collection);
+
+ value->collection = colvalue;
+ colvalue->use ++;
+ }
- attr = ipp->current;
- value_tag = (ipp_tag_t)(attr->value_tag & IPP_TAG_MASK);
+ return (value != NULL);
+}
- /*
- * Make sure we aren't adding a new value of a different
- * type...
- */
- if (value_tag == IPP_TAG_ZERO)
- {
- /*
- * Setting the value of a collection member...
- */
+/*
+ * 'ippSetGroupTag()' - Set the group tag of an attribute.
+ *
+ * The @code ipp@ parameter refers to the IPP message containing the attribute that was
+ * previously created using the @link ippNew@ or @link ippNewRequest@ functions.
+ *
+ * The @code attr@ parameter may be modified as a result of setting the value.
+ *
+ * The @code group@ parameter specifies the IPP attribute group tag: none
+ * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@),
+ * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation
+ * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription
+ * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@).
+ *
+ * @since CUPS 1.6@
+ */
- attr->value_tag = tag;
- }
- else if (value_tag == IPP_TAG_TEXTLANG ||
- value_tag == IPP_TAG_NAMELANG ||
- (value_tag >= IPP_TAG_TEXT &&
- value_tag <= IPP_TAG_MIMETYPE))
- {
- /*
- * String values can sometimes come across in different
- * forms; accept sets of differing values...
- */
+int /* O - 1 on success, 0 on failure */
+ippSetGroupTag(
+ ipp_t *ipp, /* I - IPP message */
+ ipp_attribute_t **attr, /* IO - Attribute */
+ ipp_tag_t group_tag) /* I - Group tag */
+{
+ /*
+ * Range check input - group tag must be 0x01 to 0x0F, per RFC 2911...
+ */
- if (tag != IPP_TAG_TEXTLANG && tag != IPP_TAG_NAMELANG &&
- (tag < IPP_TAG_TEXT || tag > IPP_TAG_MIMETYPE) &&
- tag != IPP_TAG_NOVALUE)
- {
- _cupsSetError(IPP_ERROR,
- _("IPP 1setOf attribute with incompatible value "
- "tags."), 1);
- DEBUG_printf(("1ippReadIO: 1setOf value tag %x(%s) != %x(%s)",
- value_tag, ippTagString(value_tag), tag,
- ippTagString(tag)));
- ipp_buffer_release(buffer);
- return (IPP_ERROR);
- }
- }
- else if (value_tag == IPP_TAG_INTEGER ||
- value_tag == IPP_TAG_RANGE)
- {
- /*
- * Integer and rangeOfInteger values can sometimes be mixed; accept
- * sets of differing values...
- */
+ if (!ipp || !attr || group_tag < IPP_TAG_ZERO || group_tag == IPP_TAG_END ||
+ group_tag >= IPP_TAG_UNSUPPORTED_VALUE)
+ return (0);
- if (tag != IPP_TAG_INTEGER && tag != IPP_TAG_RANGE)
- {
- _cupsSetError(IPP_ERROR,
- _("IPP 1setOf attribute with incompatible value "
- "tags."), 1);
- DEBUG_printf(("1ippReadIO: 1setOf value tag %x(%s) != %x(%s)",
- value_tag, ippTagString(value_tag), tag,
- ippTagString(tag)));
- ipp_buffer_release(buffer);
- return (IPP_ERROR);
- }
+ /*
+ * Set the group tag and return...
+ */
- if (value_tag == IPP_TAG_INTEGER && tag == IPP_TAG_RANGE)
- {
- /*
- * Convert integer values to rangeOfInteger values...
- */
+ (*attr)->group_tag = group_tag;
- int i; /* Looping var */
+ return (1);
+}
+
- DEBUG_printf(("1ippReadIO: Converting %s attribute to "
- "rangeOfInteger.", attr->name));
+/*
+ * 'ippSetInteger()' - Set an integer or enum value in an attribute.
+ *
+ * The @code ipp@ parameter refers to the IPP message containing the attribute that was
+ * previously created using the @link ippNew@ or @link ippNewRequest@ functions.
+ *
+ * The @code attr@ parameter may be modified as a result of setting the value.
+ *
+ * The @code element@ parameter specifies which value to set from 0 to
+ * @link ippGetCount(attr)@.
+ *
+ * @since CUPS 1.6@
+ */
- attr->value_tag = IPP_TAG_RANGE;
+int /* O - 1 on success, 0 on failure */
+ippSetInteger(ipp_t *ipp, /* I - IPP message */
+ ipp_attribute_t **attr, /* IO - IPP attribute */
+ int element, /* I - Value number (0-based) */
+ int intvalue) /* I - Integer/enum value */
+{
+ _ipp_value_t *value; /* Current value */
- for (i = attr->num_values, value = attr->values;
- i > 0;
- i --, value ++)
- {
- n = value->integer;
- value->range.lower = value->range.upper = n;
- }
- }
- }
- else if (value_tag != tag)
- {
- _cupsSetError(IPP_ERROR,
- _("IPP 1setOf attribute with incompatible value "
- "tags."), 1);
- DEBUG_printf(("1ippReadIO: value tag %x(%s) != %x(%s)",
- value_tag, ippTagString(value_tag), tag,
- ippTagString(tag)));
- ipp_buffer_release(buffer);
- return (IPP_ERROR);
- }
- /*
- * Finally, reallocate the attribute array as needed...
- */
+ /*
+ * Range check input...
+ */
+
+ if (!ipp || !attr || !*attr ||
+ ((*attr)->value_tag != IPP_TAG_INTEGER && (*attr)->value_tag != IPP_TAG_ENUM) ||
+ element < 0 || element > (*attr)->num_values)
+ return (0);
+
+ /*
+ * Set the value and return...
+ */
+
+ if ((value = ipp_set_value(ipp, attr, element)) != NULL)
+ value->integer = intvalue;
+
+ return (value != NULL);
+}
+
+
+/*
+ * 'ippSetName()' - Set the name of an attribute.
+ *
+ * The @code ipp@ parameter refers to the IPP message containing the attribute that was
+ * previously created using the @link ippNew@ or @link ippNewRequest@ functions.
+ *
+ * The @code attr@ parameter may be modified as a result of setting the value.
+ *
+ * @since CUPS 1.6@
+ */
+
+int /* O - 1 on success, 0 on failure */
+ippSetName(ipp_t *ipp, /* I - IPP message */
+ ipp_attribute_t **attr, /* IO - IPP attribute */
+ const char *name) /* I - Attribute name */
+{
+ char *temp; /* Temporary name value */
+
- if (attr->num_values == 1 ||
- (attr->num_values > 0 &&
- (attr->num_values & (IPP_MAX_VALUES - 1)) == 0))
- {
- ipp_attribute_t *temp; /* Pointer to new buffer */
+ /*
+ * Range check input...
+ */
- DEBUG_printf(("2ippReadIO: reallocating for up to %d values...",
- attr->num_values + IPP_MAX_VALUES));
+ if (!ipp || !attr || !*attr)
+ return (0);
- /*
- * Reallocate memory...
- */
+ /*
+ * Set the value and return...
+ */
- if ((temp = realloc(attr, sizeof(ipp_attribute_t) +
- (attr->num_values + IPP_MAX_VALUES - 1) *
- sizeof(ipp_value_t))) == NULL)
- {
- _cupsSetHTTPError(HTTP_ERROR);
- DEBUG_puts("1ippReadIO: Unable to resize attribute");
- ipp_buffer_release(buffer);
- return (IPP_ERROR);
- }
+ if ((temp = _cupsStrAlloc(name)) != NULL)
+ {
+ if ((*attr)->name)
+ _cupsStrFree((*attr)->name);
+
+ (*attr)->name = temp;
+ }
- if (temp != attr)
- {
- /*
- * Reset pointers in the list...
- */
+ return (temp != NULL);
+}
- if (ipp->prev)
- ipp->prev->next = temp;
- else
- ipp->attrs = temp;
- attr = ipp->current = ipp->last = temp;
- }
- }
- }
- else if (tag == IPP_TAG_MEMBERNAME)
- {
- /*
- * Name must be length 0!
- */
+/*
+ * 'ippSetOperation()' - Set the operation ID in an IPP request message.
+ *
+ * The @code ipp@ parameter refers to an IPP message previously created using the
+ * @link ippNew@ or @link ippNewRequest@ functions.
+ *
+ * @since CUPS 1.6@
+ */
- if (n)
- {
- _cupsSetError(IPP_ERROR, _("IPP member name is not empty."), 1);
- DEBUG_puts("1ippReadIO: member name not empty.");
- ipp_buffer_release(buffer);
- return (IPP_ERROR);
- }
+int /* O - 1 on success, 0 on failure */
+ippSetOperation(ipp_t *ipp, /* I - IPP request message */
+ ipp_op_t op) /* I - Operation ID */
+{
+ /*
+ * Range check input...
+ */
- if (ipp->current)
- ipp->prev = ipp->current;
+ if (!ipp)
+ return (0);
- attr = ipp->current = _ippAddAttr(ipp, 1);
+ /*
+ * Set the operation and return...
+ */
- DEBUG_printf(("2ippReadIO: membername, ipp->current=%p, "
- "ipp->prev=%p", ipp->current, ipp->prev));
+ ipp->request.op.operation_id = op;
- attr->group_tag = ipp->curtag;
- attr->value_tag = IPP_TAG_ZERO;
- attr->num_values = 0;
- }
- else if (tag != IPP_TAG_END_COLLECTION)
- {
- /*
- * New attribute; read the name and add it...
- */
+ return (1);
+}
- if ((*cb)(src, buffer, n) < n)
- {
- DEBUG_puts("1ippReadIO: unable to read name.");
- ipp_buffer_release(buffer);
- return (IPP_ERROR);
- }
- buffer[n] = '\0';
+/*
+ * 'ippSetRange()' - Set a rangeOfInteger value in an attribute.
+ *
+ * The @code ipp@ parameter refers to the IPP message containing the attribute that was
+ * previously created using the @link ippNew@ or @link ippNewRequest@ functions.
+ *
+ * The @code attr@ parameter may be modified as a result of setting the value.
+ *
+ * The @code element@ parameter specifies which value to set from 0 to
+ * @link ippGetCount(attr)@.
+ *
+ * @since CUPS 1.6@
+ */
- if (ipp->current)
- ipp->prev = ipp->current;
+int /* O - 1 on success, 0 on failure */
+ippSetRange(ipp_t *ipp, /* I - IPP message */
+ ipp_attribute_t **attr, /* IO - IPP attribute */
+ int element, /* I - Value number (0-based) */
+ int lowervalue, /* I - Lower bound for range */
+ int uppervalue) /* I - Upper bound for range */
+{
+ _ipp_value_t *value; /* Current value */
- if ((attr = ipp->current = _ippAddAttr(ipp, 1)) == NULL)
- {
- _cupsSetHTTPError(HTTP_ERROR);
- DEBUG_puts("1ippReadIO: unable to allocate attribute.");
- ipp_buffer_release(buffer);
- return (IPP_ERROR);
- }
- DEBUG_printf(("2ippReadIO: name=\"%s\", ipp->current=%p, "
- "ipp->prev=%p", buffer, ipp->current, ipp->prev));
+ /*
+ * Range check input...
+ */
- attr->group_tag = ipp->curtag;
- attr->value_tag = tag;
- attr->name = _cupsStrAlloc((char *)buffer);
- attr->num_values = 0;
- }
- else
- attr = NULL;
+ if (!ipp || !attr || !*attr || (*attr)->value_tag != IPP_TAG_RANGE ||
+ element < 0 || element > (*attr)->num_values || lowervalue > uppervalue)
+ return (0);
- if (tag != IPP_TAG_END_COLLECTION)
- value = attr->values + attr->num_values;
- else
- value = NULL;
+ /*
+ * Set the value and return...
+ */
- if ((*cb)(src, buffer, 2) < 2)
- {
- DEBUG_puts("1ippReadIO: unable to read value length.");
- ipp_buffer_release(buffer);
- return (IPP_ERROR);
- }
+ if ((value = ipp_set_value(ipp, attr, element)) != NULL)
+ {
+ value->range.lower = lowervalue;
+ value->range.upper = uppervalue;
+ }
- n = (buffer[0] << 8) | buffer[1];
- DEBUG_printf(("2ippReadIO: value length=%d", n));
+ return (value != NULL);
+}
- if (n >= IPP_BUF_SIZE)
- {
- _cupsSetError(IPP_ERROR,
- _("IPP value larger than 32767 bytes."), 1);
- DEBUG_printf(("1ippReadIO: bad value length %d.", n));
- ipp_buffer_release(buffer);
- return (IPP_ERROR);
- }
- switch (tag)
- {
- case IPP_TAG_INTEGER :
- case IPP_TAG_ENUM :
- if (n != 4)
- {
- if (tag == IPP_TAG_INTEGER)
- _cupsSetError(IPP_ERROR,
- _("IPP integer value not 4 bytes."), 1);
- else
- _cupsSetError(IPP_ERROR,
- _("IPP enum value not 4 bytes."), 1);
- DEBUG_printf(("1ippReadIO: bad value length %d.", n));
- ipp_buffer_release(buffer);
- return (IPP_ERROR);
- }
+/*
+ * 'ippSetRequestId()' - Set the request ID in an IPP message.
+ *
+ * The @code ipp@ parameter refers to an IPP message previously created using the
+ * @link ippNew@ or @link ippNewRequest@ functions.
+ *
+ * The @code request_id@ parameter must be greater than 0.
+ *
+ * @since CUPS 1.6@
+ */
- if ((*cb)(src, buffer, 4) < 4)
- {
- DEBUG_puts("1ippReadIO: Unable to read integer value.");
- ipp_buffer_release(buffer);
- return (IPP_ERROR);
- }
+int /* O - 1 on success, 0 on failure */
+ippSetRequestId(ipp_t *ipp, /* I - IPP message */
+ int request_id) /* I - Request ID */
+{
+ /*
+ * Range check input; not checking request_id values since ipptool wants to send
+ * invalid values for conformance testing and a bad request_id does not affect the
+ * encoding of a message...
+ */
- n = (((((buffer[0] << 8) | buffer[1]) << 8) | buffer[2]) << 8) |
- buffer[3];
+ if (!ipp)
+ return (0);
- if (attr->value_tag == IPP_TAG_RANGE)
- value->range.lower = value->range.upper = n;
- else
- value->integer = n;
- break;
+ /*
+ * Set the request ID and return...
+ */
- case IPP_TAG_BOOLEAN :
- if (n != 1)
- {
- _cupsSetError(IPP_ERROR, _("IPP boolean value not 1 byte."),
- 1);
- DEBUG_printf(("1ippReadIO: bad value length %d.", n));
- ipp_buffer_release(buffer);
- return (IPP_ERROR);
- }
+ ipp->request.any.request_id = request_id;
- if ((*cb)(src, buffer, 1) < 1)
- {
- DEBUG_puts("1ippReadIO: Unable to read boolean value.");
- ipp_buffer_release(buffer);
- return (IPP_ERROR);
- }
+ return (1);
+}
- value->boolean = buffer[0];
- break;
- case IPP_TAG_NOVALUE :
- case IPP_TAG_NOTSETTABLE :
- case IPP_TAG_DELETEATTR :
- case IPP_TAG_ADMINDEFINE :
- /*
- * These value types are not supposed to have values, however
- * some vendors (Brother) do not implement IPP correctly and so
- * we need to map non-empty values to text...
- */
+/*
+ * 'ippSetResolution()' - Set a resolution value in an attribute.
+ *
+ * The @code ipp@ parameter refers to the IPP message containing the attribute that was
+ * previously created using the @link ippNew@ or @link ippNewRequest@ functions.
+ *
+ * The @code attr@ parameter may be modified as a result of setting the value.
+ *
+ * The @code element@ parameter specifies which value to set from 0 to
+ * @link ippGetCount(attr)@.
+ *
+ * @since CUPS 1.6@
+ */
- if (attr->value_tag == tag)
- {
- if (n == 0)
- break;
+int /* O - 1 on success, 0 on failure */
+ippSetResolution(
+ ipp_t *ipp, /* I - IPP message */
+ ipp_attribute_t **attr, /* IO - IPP attribute */
+ int element, /* I - Value number (0-based) */
+ ipp_res_t unitsvalue, /* I - Resolution units */
+ int xresvalue, /* I - Horizontal/cross feed resolution */
+ int yresvalue) /* I - Vertical/feed resolution */
+{
+ _ipp_value_t *value; /* Current value */
- attr->value_tag = IPP_TAG_TEXT;
- }
- case IPP_TAG_TEXT :
- case IPP_TAG_NAME :
- case IPP_TAG_KEYWORD :
- case IPP_TAG_URI :
- case IPP_TAG_URISCHEME :
- case IPP_TAG_CHARSET :
- case IPP_TAG_LANGUAGE :
- case IPP_TAG_MIMETYPE :
- if ((*cb)(src, buffer, n) < n)
- {
- DEBUG_puts("1ippReadIO: unable to read string value.");
- ipp_buffer_release(buffer);
- return (IPP_ERROR);
- }
+ /*
+ * Range check input...
+ */
- buffer[n] = '\0';
- value->string.text = _cupsStrAlloc((char *)buffer);
- DEBUG_printf(("2ippReadIO: value=\"%s\"", value->string.text));
- break;
+ if (!ipp || !attr || !*attr || (*attr)->value_tag != IPP_TAG_RESOLUTION ||
+ element < 0 || element > (*attr)->num_values || xresvalue <= 0 || yresvalue <= 0 ||
+ unitsvalue < IPP_RES_PER_INCH || unitsvalue > IPP_RES_PER_CM)
+ return (0);
- case IPP_TAG_DATE :
- if (n != 11)
- {
- _cupsSetError(IPP_ERROR, _("IPP date value not 11 bytes."),
- 1);
- DEBUG_printf(("1ippReadIO: bad value length %d.", n));
- ipp_buffer_release(buffer);
- return (IPP_ERROR);
- }
+ /*
+ * Set the value and return...
+ */
- if ((*cb)(src, value->date, 11) < 11)
- {
- DEBUG_puts("1ippReadIO: Unable to read date value.");
- ipp_buffer_release(buffer);
- return (IPP_ERROR);
- }
- break;
+ if ((value = ipp_set_value(ipp, attr, element)) != NULL)
+ {
+ value->resolution.units = unitsvalue;
+ value->resolution.xres = xresvalue;
+ value->resolution.yres = yresvalue;
+ }
- case IPP_TAG_RESOLUTION :
- if (n != 9)
- {
- _cupsSetError(IPP_ERROR,
- _("IPP resolution value not 9 bytes."), 1);
- DEBUG_printf(("1ippReadIO: bad value length %d.", n));
- ipp_buffer_release(buffer);
- return (IPP_ERROR);
- }
+ return (value != NULL);
+}
- if ((*cb)(src, buffer, 9) < 9)
- {
- DEBUG_puts("1ippReadIO: Unable to read resolution value.");
- ipp_buffer_release(buffer);
- return (IPP_ERROR);
- }
- value->resolution.xres =
- (((((buffer[0] << 8) | buffer[1]) << 8) | buffer[2]) << 8) |
- buffer[3];
- value->resolution.yres =
- (((((buffer[4] << 8) | buffer[5]) << 8) | buffer[6]) << 8) |
- buffer[7];
- value->resolution.units =
- (ipp_res_t)buffer[8];
- break;
+/*
+ * 'ippSetStatusCode()' - Set the status code in an IPP response or event message.
+ *
+ * The @code ipp@ parameter refers to an IPP message previously created using the
+ * @link ippNew@ or @link ippNewRequest@ functions.
+ *
+ * @since CUPS 1.6@
+ */
+
+int /* O - 1 on success, 0 on failure */
+ippSetStatusCode(ipp_t *ipp, /* I - IPP response or event message */
+ ipp_status_t status) /* I - Status code */
+{
+ /*
+ * Range check input...
+ */
+
+ if (!ipp)
+ return (0);
- case IPP_TAG_RANGE :
- if (n != 8)
- {
- _cupsSetError(IPP_ERROR,
- _("IPP rangeOfInteger value not 8 bytes."), 1);
- DEBUG_printf(("1ippReadIO: bad value length %d.", n));
- ipp_buffer_release(buffer);
- return (IPP_ERROR);
- }
+ /*
+ * Set the status code and return...
+ */
- if ((*cb)(src, buffer, 8) < 8)
- {
- DEBUG_puts("1ippReadIO: Unable to read range value.");
- ipp_buffer_release(buffer);
- return (IPP_ERROR);
- }
+ ipp->request.status.status_code = status;
- value->range.lower =
- (((((buffer[0] << 8) | buffer[1]) << 8) | buffer[2]) << 8) |
- buffer[3];
- value->range.upper =
- (((((buffer[4] << 8) | buffer[5]) << 8) | buffer[6]) << 8) |
- buffer[7];
- break;
+ return (1);
- case IPP_TAG_TEXTLANG :
- case IPP_TAG_NAMELANG :
- if (n < 4)
- {
- if (tag == IPP_TAG_TEXTLANG)
- _cupsSetError(IPP_ERROR,
- _("IPP textWithLanguage value less than "
- "minimum 4 bytes."), 1);
- else
- _cupsSetError(IPP_ERROR,
- _("IPP nameWithLanguage value less than "
- "minimum 4 bytes."), 1);
- DEBUG_printf(("1ippReadIO: bad value length %d.", n));
- ipp_buffer_release(buffer);
- return (IPP_ERROR);
- }
+}
- if ((*cb)(src, buffer, n) < n)
- {
- DEBUG_puts("1ippReadIO: Unable to read string w/language "
- "value.");
- ipp_buffer_release(buffer);
- return (IPP_ERROR);
- }
- bufptr = buffer;
+/*
+ * 'ippSetString()' - Set a string value in an attribute.
+ *
+ * The @code ipp@ parameter refers to the IPP message containing the attribute that was
+ * previously created using the @link ippNew@ or @link ippNewRequest@ functions.
+ *
+ * The @code attr@ parameter may be modified as a result of setting the value.
+ *
+ * The @code element@ parameter specifies which value to set from 0 to
+ * @link ippGetCount(attr)@.
+ *
+ * @since CUPS 1.6@
+ */
- /*
- * text-with-language and name-with-language are composite
- * values:
- *
- * language-length
- * language
- * text-length
- * text
- *
- * The "charset" field name is an unfortunate typo from
- * CUPS 1.0...
- */
+int /* O - 1 on success, 0 on failure */
+ippSetString(ipp_t *ipp, /* I - IPP message */
+ ipp_attribute_t **attr, /* IO - IPP attribute */
+ int element, /* I - Value number (0-based) */
+ const char *strvalue) /* I - String value */
+{
+ char *temp; /* Temporary string */
+ _ipp_value_t *value; /* Current value */
- n = (bufptr[0] << 8) | bufptr[1];
- if ((bufptr + 2 + n) >= (buffer + IPP_BUF_SIZE) ||
- n >= sizeof(string))
- {
- _cupsSetError(IPP_ERROR,
- _("IPP language length overflows value."), 1);
- DEBUG_printf(("1ippReadIO: bad value length %d.", n));
- ipp_buffer_release(buffer);
- return (IPP_ERROR);
- }
+ /*
+ * Range check input...
+ */
- memcpy(string, bufptr + 2, n);
- string[n] = '\0';
+ if (!ipp || !attr || !*attr || (*attr)->value_tag != IPP_TAG_INTEGER ||
+ element < 0 || element > (*attr)->num_values || !strvalue)
+ return (0);
- value->string.charset = _cupsStrAlloc((char *)string);
+ /*
+ * Set the value and return...
+ */
- bufptr += 2 + n;
- n = (bufptr[0] << 8) | bufptr[1];
+ if ((value = ipp_set_value(ipp, attr, element)) != NULL)
+ {
+ if (element > 0)
+ value->string.language = (*attr)->values[0].string.language;
- if ((bufptr + 2 + n) >= (buffer + IPP_BUF_SIZE))
- {
- _cupsSetError(IPP_ERROR,
- _("IPP string length overflows value."), 1);
- DEBUG_printf(("1ippReadIO: bad value length %d.", n));
- ipp_buffer_release(buffer);
- return (IPP_ERROR);
- }
+ if ((int)((*attr)->value_tag) & IPP_TAG_COPY)
+ value->string.text = (char *)strvalue;
+ else if ((temp = _cupsStrAlloc(strvalue)) != NULL)
+ {
+ if (value->string.text)
+ _cupsStrFree(value->string.text);
- bufptr[2 + n] = '\0';
- value->string.text = _cupsStrAlloc((char *)bufptr + 2);
- break;
+ value->string.text = temp;
+ }
+ else
+ return (0);
+ }
- case IPP_TAG_BEGIN_COLLECTION :
- /*
- * Oh, boy, here comes a collection value, so read it...
- */
+ return (value != NULL);
+}
- value->collection = ippNew();
- if (n > 0)
- {
- _cupsSetError(IPP_ERROR,
- _("IPP begCollection value not 0 bytes."), 1);
- DEBUG_puts("1ippReadIO: begCollection tag with value length "
- "> 0.");
- ipp_buffer_release(buffer);
- return (IPP_ERROR);
- }
+/*
+ * 'ippSetValueTag()' - Set the value tag of an attribute.
+ *
+ * The @code ipp@ parameter refers to the IPP message containing the attribute that was
+ * previously created using the @link ippNew@ or @link ippNewRequest@ functions.
+ *
+ * The @code attr@ parameter may be modified as a result of setting the value.
+ *
+ * Integer (@code IPP_TAG_INTEGER@) values can be promoted to rangeOfInteger
+ * (@code IPP_TAG_RANGE@) values, the various string tags can be promoted to name
+ * (@code IPP_TAG_NAME@) or nameWithLanguage (@code IPP_TAG_NAMELANG@) values, text
+ * (@code IPP_TAG_TEXT@) values can be promoted to textWithLanguage
+ * (@code IPP_TAG_TEXTLANG@) values, and all values can be demoted to the various
+ * out-of-band value tags such as no-value (@code IPP_TAG_NOVALUE@). All other changes
+ * will be rejected.
+ *
+ * Promoting a string attribute to nameWithLanguage or textWithLanguage adds the language
+ * code in the "attributes-natural-language" attribute or, if not present, the language
+ * code for the current locale.
+ *
+ * @since CUPS 1.6@
+ */
- if (ippReadIO(src, cb, 1, ipp, value->collection) == IPP_ERROR)
- {
- DEBUG_puts("1ippReadIO: Unable to read collection value.");
- ipp_buffer_release(buffer);
- return (IPP_ERROR);
- }
- break;
+int /* O - 1 on success, 0 on failure */
+ippSetValueTag(
+ ipp_t *ipp, /* I - IPP message */
+ ipp_attribute_t **attr, /* IO - IPP attribute */
+ ipp_tag_t value_tag) /* I - Value tag */
+{
+ int i; /* Looping var */
+ _ipp_value_t *value; /* Current value */
+ int integer; /* Current integer value */
+ cups_lang_t *language; /* Current language */
+ char code[32]; /* Language code */
+ ipp_tag_t temp_tag; /* Temporary value tag */
- case IPP_TAG_END_COLLECTION :
- ipp_buffer_release(buffer);
- if (n > 0)
- {
- _cupsSetError(IPP_ERROR,
- _("IPP endCollection value not 0 bytes."), 1);
- DEBUG_puts("1ippReadIO: endCollection tag with value length "
- "> 0.");
- return (IPP_ERROR);
- }
+ /*
+ * Range check input...
+ */
- DEBUG_puts("1ippReadIO: endCollection tag...");
- return (ipp->state = IPP_DATA);
+ if (!ipp || !attr)
+ return (0);
- case IPP_TAG_MEMBERNAME :
- /*
- * The value the name of the member in the collection, which
- * we need to carry over...
- */
+ /*
+ * If there is no change, return immediately...
+ */
- if ((*cb)(src, buffer, n) < n)
- {
- DEBUG_puts("1ippReadIO: Unable to read member name value.");
- ipp_buffer_release(buffer);
- return (IPP_ERROR);
- }
+ if (value_tag == (*attr)->value_tag)
+ return (1);
- buffer[n] = '\0';
- attr->name = _cupsStrAlloc((char *)buffer);
+ /*
+ * Otherwise implement changes as needed...
+ */
- /*
- * Since collection members are encoded differently than
- * regular attributes, make sure we don't start with an
- * empty value...
- */
+ temp_tag = (ipp_tag_t)((int)((*attr)->value_tag) & IPP_TAG_MASK);
- attr->num_values --;
+ switch (value_tag)
+ {
+ case IPP_TAG_UNSUPPORTED_VALUE :
+ case IPP_TAG_DEFAULT :
+ case IPP_TAG_UNKNOWN :
+ case IPP_TAG_NOVALUE :
+ case IPP_TAG_NOTSETTABLE :
+ case IPP_TAG_DELETEATTR :
+ case IPP_TAG_ADMINDEFINE :
+ /*
+ * Free any existing values...
+ */
- DEBUG_printf(("2ippReadIO: member name=\"%s\"", attr->name));
- break;
+ if ((*attr)->num_values > 0)
+ ipp_free_values(*attr, 0, (*attr)->num_values);
- default : /* Other unsupported values */
- value->unknown.length = n;
- if (n > 0)
- {
- if ((value->unknown.data = malloc(n)) == NULL)
- {
- _cupsSetHTTPError(HTTP_ERROR);
- DEBUG_puts("1ippReadIO: Unable to allocate value");
- ipp_buffer_release(buffer);
- return (IPP_ERROR);
- }
+ /*
+ * Set out-of-band value...
+ */
- if ((*cb)(src, value->unknown.data, n) < n)
- {
- DEBUG_puts("1ippReadIO: Unable to read unsupported value.");
- ipp_buffer_release(buffer);
- return (IPP_ERROR);
- }
- }
- else
- value->unknown.data = NULL;
- break;
- }
+ (*attr)->value_tag = value_tag;
+ break;
- attr->num_values ++;
+ case IPP_TAG_RANGE :
+ if (temp_tag != IPP_TAG_INTEGER)
+ return (0);
+
+ for (i = (*attr)->num_values, value = (*attr)->values;
+ i > 0;
+ i --, value ++)
+ {
+ integer = value->integer;
+ value->range.lower = value->range.upper = integer;
+ }
- /*
- * If blocking is disabled, stop here...
- */
+ (*attr)->value_tag = IPP_TAG_RANGE;
+ break;
- if (!blocking)
- break;
- }
+ case IPP_TAG_NAME :
+ if (temp_tag != IPP_TAG_KEYWORD && temp_tag != IPP_TAG_URI &&
+ temp_tag != IPP_TAG_URISCHEME && temp_tag != IPP_TAG_LANGUAGE &&
+ temp_tag != IPP_TAG_MIMETYPE)
+ return (0);
+
+ (*attr)->value_tag = (ipp_tag_t)(IPP_TAG_NAME | ((*attr)->value_tag & IPP_TAG_COPY));
break;
- case IPP_DATA :
+ case IPP_TAG_NAMELANG :
+ case IPP_TAG_TEXTLANG :
+ if (value_tag == IPP_TAG_NAMELANG &&
+ (temp_tag != IPP_TAG_NAME && temp_tag != IPP_TAG_KEYWORD &&
+ temp_tag != IPP_TAG_URI && temp_tag != IPP_TAG_URISCHEME &&
+ temp_tag != IPP_TAG_LANGUAGE && temp_tag != IPP_TAG_MIMETYPE))
+ return (0);
+
+ if (value_tag == IPP_TAG_TEXTLANG && temp_tag != IPP_TAG_TEXT)
+ return (0);
+
+ if (ipp->attrs && ipp->attrs->next && ipp->attrs->next->name &&
+ !strcmp(ipp->attrs->next->name, "attributes-natural-language"))
+ {
+ /*
+ * Use the language code from the IPP message...
+ */
+
+ (*attr)->values[0].string.language =
+ _cupsStrAlloc(ipp->attrs->next->values[0].string.text);
+ }
+ else
+ {
+ /*
+ * Otherwise, use the language code corresponding to the locale...
+ */
+
+ language = cupsLangDefault();
+ (*attr)->values[0].string.language = _cupsStrAlloc(ipp_lang_code(language->language,
+ code,
+ sizeof(code)));
+ }
+
+ for (i = (*attr)->num_values - 1, value = (*attr)->values + 1;
+ i > 0;
+ i --, value ++)
+ value->string.language = (*attr)->values[0].string.language;
+
+ if ((int)(*attr)->value_tag & IPP_TAG_COPY)
+ {
+ /*
+ * Make copies of all values...
+ */
+
+ for (i = (*attr)->num_values, value = (*attr)->values;
+ i > 0;
+ i --, value ++)
+ value->string.text = _cupsStrAlloc(value->string.text);
+ }
+
+ (*attr)->value_tag = IPP_TAG_NAMELANG;
break;
+ case IPP_TAG_KEYWORD :
+ if (temp_tag == IPP_TAG_NAME || temp_tag == IPP_TAG_NAMELANG)
+ break; /* Silently "allow" name -> keyword */
+
default :
- break; /* anti-compiler-warning-code */
+ return (0);
}
- DEBUG_printf(("1ippReadIO: returning ipp->state=%d.", ipp->state));
- ipp_buffer_release(buffer);
+ return (1);
+}
+
+
+/*
+ * 'ippSetVersion()' - Set the version number in an IPP message.
+ *
+ * The @code ipp@ parameter refers to an IPP message previously created using the
+ * @link ippNew@ or @link ippNewRequest@ functions.
+ *
+ * The valid version numbers are currently 1.0, 1.1, 2.0, 2.1, and 2.2.
+ *
+ * @since CUPS 1.6@
+ */
+
+int /* O - 1 on success, 0 on failure */
+ippSetVersion(ipp_t *ipp, /* I - IPP message */
+ int major, /* I - Major version number (major.minor) */
+ int minor) /* I - Minor version number (major.minor) */
+{
+ /*
+ * Range check input...
+ */
+
+ if (!ipp || major < 0 || minor < 0)
+ return (0);
+
+ /*
+ * Set the version number...
+ */
+
+ ipp->request.any.version[0] = major;
+ ipp->request.any.version[1] = minor;
- return (ipp->state);
+ return (1);
}
unsigned char *buffer, /* Data buffer */
*bufptr; /* Pointer into buffer */
ipp_attribute_t *attr; /* Current attribute */
- ipp_value_t *value; /* Current value */
+ _ipp_value_t *value; /* Current value */
DEBUG_printf(("ippWriteIO(dst=%p, cb=%p, blocking=%d, parent=%p, ipp=%p)",
ippTagString(attr->value_tag)));
/*
- * Write the attribute tag and name. The current implementation
- * does not support the extension value tags above 0x7f, so all
- * value tags are 1 byte.
+ * Write the attribute tag and name.
*
* The attribute name length does not include the trailing nul
* character in the source string.
* overflow the buffer...
*/
- if ((n = (int)strlen(attr->name)) > (IPP_BUF_SIZE - 4))
+ if ((n = (int)strlen(attr->name)) > (IPP_BUF_SIZE - 8))
{
DEBUG_printf(("1ippWriteIO: Attribute name too long (%d)", n));
ipp_buffer_release(buffer);
DEBUG_printf(("2ippWriteIO: writing name=%d,\"%s\"", n,
attr->name));
- *bufptr++ = attr->value_tag;
+ if (attr->value_tag > 0xff)
+ {
+ *bufptr++ = IPP_TAG_EXTENSION;
+ *bufptr++ = attr->value_tag >> 24;
+ *bufptr++ = attr->value_tag >> 16;
+ *bufptr++ = attr->value_tag >> 8;
+ *bufptr++ = attr->value_tag;
+ }
+ else
+ *bufptr++ = attr->value_tag;
+
*bufptr++ = n >> 8;
*bufptr++ = n;
memcpy(bufptr, attr->name, n);
* overflow the buffer...
*/
- if ((n = (int)strlen(attr->name)) > (IPP_BUF_SIZE - 7))
+ if ((n = (int)strlen(attr->name)) > (IPP_BUF_SIZE - 12))
{
DEBUG_printf(("1ippWriteIO: Attribute name too long (%d)", n));
ipp_buffer_release(buffer);
memcpy(bufptr, attr->name, n);
bufptr += n;
- *bufptr++ = attr->value_tag;
+ if (attr->value_tag > 0xff)
+ {
+ *bufptr++ = IPP_TAG_EXTENSION;
+ *bufptr++ = attr->value_tag >> 24;
+ *bufptr++ = attr->value_tag >> 16;
+ *bufptr++ = attr->value_tag >> 8;
+ *bufptr++ = attr->value_tag;
+ }
+ else
+ *bufptr++ = attr->value_tag;
+
*bufptr++ = 0;
*bufptr++ = 0;
}
switch (attr->value_tag & ~IPP_TAG_COPY)
{
+ case IPP_TAG_UNSUPPORTED_VALUE :
+ case IPP_TAG_DEFAULT :
+ case IPP_TAG_UNKNOWN :
+ case IPP_TAG_NOVALUE :
+ case IPP_TAG_NOTSETTABLE :
+ case IPP_TAG_DELETEATTR :
+ case IPP_TAG_ADMINDEFINE :
+ *bufptr++ = 0;
+ *bufptr++ = 0;
+ break;
+
case IPP_TAG_INTEGER :
case IPP_TAG_ENUM :
for (i = 0, value = attr->values;
n = 4;
- if (value->string.charset != NULL)
- n += (int)strlen(value->string.charset);
+ if (value->string.language != NULL)
+ n += (int)strlen(value->string.language);
if (value->string.text != NULL)
n += (int)strlen(value->string.text);
*bufptr++ = n >> 8;
*bufptr++ = n;
- /* Length of charset */
- if (value->string.charset != NULL)
- n = (int)strlen(value->string.charset);
+ /* Length of language */
+ if (value->string.language != NULL)
+ n = (int)strlen(value->string.language);
else
n = 0;
*bufptr++ = n >> 8;
*bufptr++ = n;
- /* Charset */
+ /* Language */
if (n > 0)
{
- memcpy(bufptr, value->string.charset, n);
+ memcpy(bufptr, value->string.language, n);
bufptr += n;
}
/*
- * '_ippAddAttr()' - Add a new attribute to the request.
+ * 'ipp_add_attr()' - Add a new attribute to the message.
*/
-ipp_attribute_t * /* O - New attribute */
-_ippAddAttr(ipp_t *ipp, /* I - IPP message */
- int num_values) /* I - Number of values */
+static ipp_attribute_t * /* O - New attribute */
+ipp_add_attr(ipp_t *ipp, /* I - IPP message */
+ const char *name, /* I - Attribute name or NULL */
+ ipp_tag_t group_tag, /* I - Group tag or IPP_TAG_ZERO */
+ ipp_tag_t value_tag, /* I - Value tag or IPP_TAG_ZERO */
+ int num_values) /* I - Number of values */
{
+ int alloc_values; /* Number of values to allocate */
ipp_attribute_t *attr; /* New attribute */
- DEBUG_printf(("4_ippAddAttr(ipp=%p, num_values=%d)", ipp, num_values));
+ DEBUG_printf(("4ipp_add_attr(ipp=%p, name=\"%s\", group_tag=0x%x, value_tag=0x%x, "
+ "num_values=%d)", ipp, name, group_tag, value_tag, num_values));
+
+ /*
+ * Range check input...
+ */
if (!ipp || num_values < 0)
return (NULL);
- attr = calloc(sizeof(ipp_attribute_t) +
- (num_values - 1) * sizeof(ipp_value_t), 1);
-
- if (attr != NULL)
- {
- attr->num_values = num_values;
-
- if (ipp->last == NULL)
- ipp->attrs = attr;
- else
- ipp->last->next = attr;
-
- ipp->last = attr;
- }
-
- DEBUG_printf(("5_ippAddAttr: Returning %p", attr));
-
- return (attr);
-}
-
-
-/*
- * '_ippFreeAttr()' - Free an attribute.
- */
-
-void
-_ippFreeAttr(ipp_attribute_t *attr) /* I - Attribute to free */
-{
- int i; /* Looping var */
- ipp_value_t *value; /* Current value */
+ /*
+ * Allocate memory, rounding the allocation up as needed...
+ */
+ if (num_values <= 1)
+ alloc_values = num_values;
+ else
+ alloc_values = (num_values + IPP_MAX_VALUES - 1) & ~(IPP_MAX_VALUES - 1);
- DEBUG_printf(("4_ippFreeAttr(attr=%p)", attr));
+ attr = calloc(sizeof(ipp_attribute_t) +
+ (alloc_values - 1) * sizeof(_ipp_value_t), 1);
- switch (attr->value_tag)
+ if (attr)
{
- case IPP_TAG_TEXT :
- case IPP_TAG_NAME :
- case IPP_TAG_RESERVED_STRING :
- case IPP_TAG_KEYWORD :
- case IPP_TAG_URI :
- case IPP_TAG_URISCHEME :
- case IPP_TAG_CHARSET :
- case IPP_TAG_LANGUAGE :
- case IPP_TAG_MIMETYPE :
- for (i = 0, value = attr->values;
- i < attr->num_values;
- i ++, value ++)
- _cupsStrFree(value->string.text);
- break;
+ /*
+ * Initialize attribute...
+ */
- case IPP_TAG_TEXTLANG :
- case IPP_TAG_NAMELANG :
- for (i = 0, value = attr->values;
- i < attr->num_values;
- i ++, value ++)
- {
- if (value->string.charset && i == 0)
- _cupsStrFree(value->string.charset);
- _cupsStrFree(value->string.text);
- }
- break;
+ if (name)
+ attr->name = _cupsStrAlloc(name);
- case IPP_TAG_INTEGER :
- case IPP_TAG_ENUM :
- case IPP_TAG_BOOLEAN :
- case IPP_TAG_DATE :
- case IPP_TAG_RESOLUTION :
- case IPP_TAG_RANGE :
- break;
+ attr->group_tag = group_tag;
+ attr->value_tag = value_tag;
+ attr->num_values = num_values;
- case IPP_TAG_BEGIN_COLLECTION :
- for (i = 0, value = attr->values;
- i < attr->num_values;
- i ++, value ++)
- ippDelete(value->collection);
- break;
+ /*
+ * Add it to the end of the linked list...
+ */
- case IPP_TAG_STRING :
- for (i = 0, value = attr->values;
- i < attr->num_values;
- i ++, value ++)
- free(value->unknown.data);
- break;
+ if (ipp->last)
+ ipp->last->next = attr;
+ else
+ ipp->attrs = attr;
- default :
- if (!((int)attr->value_tag & IPP_TAG_COPY))
- {
- for (i = 0, value = attr->values;
- i < attr->num_values;
- i ++, value ++)
- if (value->unknown.data)
- free(value->unknown.data);
- }
- break;
+ ipp->prev = ipp->last;
+ ipp->last = ipp->current = attr;
}
- if (attr->name)
- _cupsStrFree(attr->name);
+ DEBUG_printf(("5ipp_add_attr: Returning %p", attr));
- free(attr);
+ return (attr);
}
}
+/*
+ * 'ipp_free_values()' - Free attribute values.
+ */
+
+static void
+ipp_free_values(ipp_attribute_t *attr, /* I - Attribute to free values from */
+ int element,/* I - First value to free */
+ int count) /* I - Number of values to free */
+{
+ int i; /* Looping var */
+ _ipp_value_t *value; /* Current value */
+
+
+ DEBUG_printf(("4ipp_free_values(attr=%p, element=%d, count=%d)", attr, element, count));
+
+ if (!(attr->value_tag & IPP_TAG_COPY))
+ {
+ /*
+ * Free values as needed...
+ */
+
+ switch (attr->value_tag)
+ {
+ case IPP_TAG_TEXTLANG :
+ case IPP_TAG_NAMELANG :
+ if (element == 0 && count == attr->num_values && attr->values[0].string.language)
+ _cupsStrFree(attr->values[0].string.language);
+
+ case IPP_TAG_TEXT :
+ case IPP_TAG_NAME :
+ case IPP_TAG_RESERVED_STRING :
+ case IPP_TAG_KEYWORD :
+ case IPP_TAG_URI :
+ case IPP_TAG_URISCHEME :
+ case IPP_TAG_CHARSET :
+ case IPP_TAG_LANGUAGE :
+ case IPP_TAG_MIMETYPE :
+ for (i = count, value = attr->values + element;
+ i > 0;
+ i --, value ++)
+ _cupsStrFree(value->string.text);
+ break;
+
+ case IPP_TAG_DEFAULT :
+ case IPP_TAG_UNKNOWN :
+ case IPP_TAG_NOVALUE :
+ case IPP_TAG_NOTSETTABLE :
+ case IPP_TAG_DELETEATTR :
+ case IPP_TAG_ADMINDEFINE :
+ case IPP_TAG_INTEGER :
+ case IPP_TAG_ENUM :
+ case IPP_TAG_BOOLEAN :
+ case IPP_TAG_DATE :
+ case IPP_TAG_RESOLUTION :
+ case IPP_TAG_RANGE :
+ break;
+
+ case IPP_TAG_BEGIN_COLLECTION :
+ for (i = count, value = attr->values + element;
+ i > 0;
+ i --, value ++)
+ ippDelete(value->collection);
+ break;
+
+ case IPP_TAG_STRING :
+ default :
+ for (i = count, value = attr->values + element;
+ i > 0;
+ i --, value ++)
+ if (value->unknown.data)
+ free(value->unknown.data);
+ break;
+ }
+ }
+
+ /*
+ * If we are not freeing values from the end, move the remaining values up...
+ */
+
+ if ((element + count) < attr->num_values)
+ memmove(attr->values + element, attr->values + element + count,
+ (attr->num_values - count - element) * sizeof(_ipp_value_t));
+
+ attr->num_values -= count;
+}
+
+
+/*
+ * 'ipp_get_code()' - Convert a C locale/charset name into an IPP language/charset code.
+ *
+ * This typically converts strings of the form "ll_CC", "ll-REGION", and "CHARSET_NUMBER"
+ * to "ll-cc", "ll-region", and "charset-number", respectively.
+ */
+
+static char * /* O - Language code string */
+ipp_get_code(const char *value, /* I - Locale/charset string */
+ char *buffer, /* I - String buffer */
+ size_t bufsize) /* I - Size of string buffer */
+{
+ char *bufptr, /* Pointer into buffer */
+ *bufend; /* End of buffer */
+
+
+ /*
+ * Convert values to lowercase and change _ to - as needed...
+ */
+
+ for (bufptr = buffer, bufend = buffer + bufsize - 1;
+ *value && bufptr < bufend;
+ value ++)
+ if (*value == '_')
+ *bufptr++ = '-';
+ else
+ *bufptr++ = _cups_tolower(*value);
+
+ *bufptr = '\0';
+
+ /*
+ * Return the converted string...
+ */
+
+ return (buffer);
+}
+
+
+/*
+ * 'ipp_lang_code()' - Convert a C locale name into an IPP language code.
+ *
+ * This typically converts strings of the form "ll_CC" and "ll-REGION" to "ll-cc" and
+ * "ll-region", respectively. It also converts the "C" (POSIX) locale to "en".
+ */
+
+static char * /* O - Language code string */
+ipp_lang_code(const char *locale, /* I - Locale string */
+ char *buffer, /* I - String buffer */
+ size_t bufsize) /* I - Size of string buffer */
+{
+ /*
+ * Map POSIX ("C") locale to generic English, otherwise convert the locale string as-is.
+ */
+
+ if (!_cups_strcasecmp(locale, "c"))
+ {
+ strlcpy(buffer, "en", bufsize);
+ return (buffer);
+ }
+ else
+ return (ipp_get_code(locale, buffer, bufsize));
+}
+
+
/*
* 'ipp_length()' - Compute the length of an IPP message or collection value.
*/
int collection) /* I - 1 if a collection, 0 otherwise */
{
int i; /* Looping var */
- int bytes; /* Number of bytes */
+ size_t bytes; /* Number of bytes */
ipp_attribute_t *attr; /* Current attribute */
ipp_tag_t group; /* Current group */
- ipp_value_t *value; /* Current value */
+ _ipp_value_t *value; /* Current value */
+
+ DEBUG_printf(("3ipp_length(ipp=%p, collection=%d)", ipp, collection));
- if (ipp == NULL)
+ if (!ipp)
+ {
+ DEBUG_puts("4ipp_length: Returning 0 bytes");
return (0);
+ }
/*
* Start with 8 bytes for the IPP message header...
if (!attr->name)
continue;
- DEBUG_printf(("9ipp_length: attr->name=\"%s\", attr->num_values=%d, "
- "bytes=%d", attr->name, attr->num_values, bytes));
+ DEBUG_printf(("5ipp_length: attr->name=\"%s\", attr->num_values=%d, "
+ "bytes=" CUPS_LLFMT, attr->name, attr->num_values, CUPS_LLCAST bytes));
- bytes += (int)strlen(attr->name); /* Name */
- bytes += attr->num_values; /* Value tag for each value */
+ if (attr->value_tag < IPP_TAG_EXTENSION)
+ bytes += attr->num_values; /* Value tag for each value */
+ else
+ bytes += 5 * attr->num_values; /* Value tag for each value */
bytes += 2 * attr->num_values; /* Name lengths */
+ bytes += (int)strlen(attr->name); /* Name */
bytes += 2 * attr->num_values; /* Value lengths */
if (collection)
switch (attr->value_tag & ~IPP_TAG_COPY)
{
+ case IPP_TAG_UNSUPPORTED_VALUE :
+ case IPP_TAG_DEFAULT :
+ case IPP_TAG_UNKNOWN :
+ case IPP_TAG_NOVALUE :
+ case IPP_TAG_NOTSETTABLE :
+ case IPP_TAG_DELETEATTR :
+ case IPP_TAG_ADMINDEFINE :
+ break;
+
case IPP_TAG_INTEGER :
case IPP_TAG_ENUM :
bytes += 4 * attr->num_values;
for (i = 0, value = attr->values;
i < attr->num_values;
i ++, value ++)
- if (value->string.text != NULL)
- bytes += (int)strlen(value->string.text);
+ if (value->string.text)
+ bytes += strlen(value->string.text);
break;
case IPP_TAG_DATE :
i < attr->num_values;
i ++, value ++)
{
- if (value->string.charset != NULL)
- bytes += (int)strlen(value->string.charset);
+ if (value->string.language)
+ bytes += strlen(value->string.language);
- if (value->string.text != NULL)
- bytes += (int)strlen(value->string.text);
+ if (value->string.text)
+ bytes += strlen(value->string.text);
}
break;
for (i = 0, value = attr->values;
i < attr->num_values;
i ++, value ++)
- bytes += (int)ipp_length(value->collection, 1);
+ bytes += ipp_length(value->collection, 1);
break;
default :
else
bytes ++;
- DEBUG_printf(("8ipp_length: Returning %d bytes", bytes));
+ DEBUG_printf(("4ipp_length: Returning " CUPS_LLFMT " bytes", CUPS_LLCAST bytes));
return (bytes);
}
}
+/*
+ * 'ipp_set_value()' - Get the value element from an attribute, expanding it as needed.
+ */
+
+static _ipp_value_t * /* O - IPP value element or NULL on error */
+ipp_set_value(ipp_t *ipp, /* I - IPP message */
+ ipp_attribute_t **attr, /* IO - IPP attribute */
+ int element) /* I - Value number (0-based) */
+{
+ ipp_attribute_t *temp, /* New attribute pointer */
+ *current, /* Current attribute in list */
+ *prev; /* Previous attribute in list */
+ int alloc_values; /* Allocated values */
+
+
+ /*
+ * If we are setting an existing value element, return it...
+ */
+
+ temp = *attr;
+
+ if (temp->num_values <= 1)
+ alloc_values = temp->num_values;
+ else
+ alloc_values = (temp->num_values + IPP_MAX_VALUES - 1) & ~(IPP_MAX_VALUES - 1);
+
+ if (element < alloc_values)
+ return (temp->values + element);
+
+ /*
+ * Otherwise re-allocate the attribute - we allocate in groups of IPP_MAX_VALUE values
+ * when num_values > 1.
+ */
+
+ if (alloc_values < IPP_MAX_VALUES)
+ alloc_values = IPP_MAX_VALUES;
+ else
+ alloc_values += IPP_MAX_VALUES;
+
+ DEBUG_printf(("4ipp_set_value: Reallocating for up to %d values.", alloc_values));
+
+ /*
+ * Reallocate memory...
+ */
+
+ if ((temp = realloc(temp, sizeof(ipp_attribute_t) +
+ (temp->num_values + IPP_MAX_VALUES - 1) *
+ sizeof(_ipp_value_t))) == NULL)
+ {
+ _cupsSetHTTPError(HTTP_ERROR);
+ DEBUG_puts("4ipp_set_value: Unable to resize attribute.");
+ return (NULL);
+ }
+
+ /*
+ * Zero the new memory...
+ */
+
+ memset(temp->values + temp->num_values, 0,
+ (alloc_values - temp->num_values) * sizeof(_ipp_value_t));
+
+ if (temp != *attr)
+ {
+ /*
+ * Reset pointers in the list...
+ */
+
+ if (ipp->current == *attr && ipp->prev)
+ {
+ /*
+ * Use current "previous" pointer...
+ */
+
+ prev = ipp->prev;
+ }
+ else
+ {
+ /*
+ * Find this attribute in the linked list...
+ */
+
+ for (prev = NULL, current = ipp->attrs;
+ current && current != *attr;
+ prev = current, current = current->next);
+
+ if (!current)
+ {
+ /*
+ * This is a serious error!
+ */
+
+ *attr = temp;
+ _cupsSetError(IPP_ERROR, _("IPP attribute is not a member of the message."), 1);
+ DEBUG_puts("4ipp_set_value: Unable to find attribute in message.");
+ return (NULL);
+ }
+ }
+
+ if (prev)
+ prev->next = temp;
+ else
+ ipp->attrs = temp;
+
+ ipp->current = temp;
+ ipp->prev = prev;
+
+ if (ipp->last == *attr)
+ ipp->last = temp;
+
+ *attr = temp;
+ }
+
+ /*
+ * Return the value element...
+ */
+
+ return (temp->values + element);
+}
+
+
/*
* 'ipp_write_file()' - Write IPP data to a file.
*/
}
-#ifdef __linux
-/*
- * The following symbol definitions are provided only for KDE
- * compatibility during the CUPS 1.2 testing period and will be
- * removed in a future release of CUPS. These are PRIVATE APIs
- * from CUPS 1.1.x that the KDE developers chose to use...
- */
-
-ipp_attribute_t * /* O - New attribute */
-_ipp_add_attr(ipp_t *ipp, /* I - IPP message */
- int num_values) /* I - Number of values */
-{
- return (_ippAddAttr(ipp, num_values));
-}
-
-void
-_ipp_free_attr(ipp_attribute_t *attr) /* I - Attribute to free */
-{
- _ippFreeAttr(attr);
-}
-#endif /* __linux */
-
-
/*
* End of "$Id$".
*/
projects / thirdparty / cups.git / commitdiff
