]>
git.ipfire.org Git - thirdparty/cups.git/blob - cgi-bin/var.c
2 * CGI form variable and array functions for CUPS.
4 * Copyright 2007-2015 by Apple Inc.
5 * Copyright 1997-2005 by Easy Software Products.
7 * Licensed under Apache License v2.0. See the file "LICENSE" for more information.
11 * Include necessary headers...
15 #include "cgi-private.h"
16 #include <cups/http.h>
23 #define CUPS_SID "org.cups.sid"
27 * Data structure to hold all the CGI form variables and arrays...
30 typedef struct /**** Form variable structure ****/
32 const char *name
; /* Name of variable */
33 int nvalues
, /* Number of values */
34 avalues
; /* Number of values allocated */
35 const char **values
; /* Value(s) of variable */
43 static int num_cookies
= 0;/* Number of cookies */
44 static cups_option_t
*cookies
= NULL
;/* Cookies */
45 static int form_count
= 0, /* Form variable count */
46 form_alloc
= 0; /* Number of variables allocated */
47 static _cgi_var_t
*form_vars
= NULL
;
49 static cgi_file_t
*form_file
= NULL
;
57 static void cgi_add_variable(const char *name
, int element
,
59 static int cgi_compare_variables(const _cgi_var_t
*v1
,
60 const _cgi_var_t
*v2
);
61 static _cgi_var_t
*cgi_find_variable(const char *name
);
62 static void cgi_initialize_cookies(void);
63 static int cgi_initialize_get(void);
64 static int cgi_initialize_multipart(const char *boundary
);
65 static int cgi_initialize_post(void);
66 static int cgi_initialize_string(const char *data
);
67 static const char *cgi_passwd(const char *prompt
);
68 static const char *cgi_set_sid(void);
69 static void cgi_sort_variables(void);
70 static void cgi_unlink_file(void);
74 * 'cgiCheckVariables()' - Check for the presence of "required" variables.
76 * Names may be separated by spaces and/or commas.
79 int /* O - 1 if all variables present, 0 otherwise */
80 cgiCheckVariables(const char *names
) /* I - Variables to look for */
82 char name
[255], /* Current variable name */
83 *s
; /* Pointer in string */
84 const char *val
; /* Value of variable */
85 int element
; /* Array element number */
91 while (*names
!= '\0')
93 while (*names
== ' ' || *names
== ',')
96 for (s
= name
; *names
!= '\0' && *names
!= ' ' && *names
!= ','; s
++, names
++)
103 if ((s
= strrchr(name
, '-')) != NULL
)
106 element
= atoi(s
+ 1) - 1;
107 val
= cgiGetArray(name
, element
);
110 val
= cgiGetVariable(name
);
116 return (0); /* Can't be blank, either! */
124 * 'cgiClearVariables()' - Clear all form variables.
128 cgiClearVariables(void)
130 int i
, j
; /* Looping vars */
131 _cgi_var_t
*v
; /* Current variable */
134 fputs("DEBUG: cgiClearVariables called.\n", stderr
);
136 for (v
= form_vars
, i
= form_count
; i
> 0; v
++, i
--)
138 _cupsStrFree(v
->name
);
139 for (j
= 0; j
< v
->nvalues
; j
++)
141 _cupsStrFree(v
->values
[j
]);
151 * 'cgiGetArray()' - Get an element from a form array.
154 const char * /* O - Element value or NULL */
155 cgiGetArray(const char *name
, /* I - Name of array variable */
156 int element
) /* I - Element number (0 to N) */
158 _cgi_var_t
*var
; /* Pointer to variable */
161 if ((var
= cgi_find_variable(name
)) == NULL
)
164 if (element
< 0 || element
>= var
->nvalues
)
167 return (_cupsStrRetain(var
->values
[element
]));
172 * 'cgiGetCookie()' - Get a cookie value.
175 const char * /* O - Value or NULL */
176 cgiGetCookie(const char *name
) /* I - Name of cookie */
178 return (cupsGetOption(name
, num_cookies
, cookies
));
183 * 'cgiGetFile()' - Get the file (if any) that was submitted in the form.
186 const cgi_file_t
* /* O - Attached file or NULL */
194 * 'cgiGetSize()' - Get the size of a form array value.
197 int /* O - Number of elements */
198 cgiGetSize(const char *name
) /* I - Name of variable */
200 _cgi_var_t
*var
; /* Pointer to variable */
203 if ((var
= cgi_find_variable(name
)) == NULL
)
206 return (var
->nvalues
);
211 * 'cgiGetVariable()' - Get a CGI variable from the database.
213 * Returns NULL if the variable doesn't exist. If the variable is an
214 * array of values, returns the last element.
217 const char * /* O - Value of variable */
218 cgiGetVariable(const char *name
) /* I - Name of variable */
220 const _cgi_var_t
*var
; /* Returned variable */
223 var
= cgi_find_variable(name
);
227 DEBUG_printf(("cgiGetVariable(\"%s\") is returning NULL...\n", name
));
229 DEBUG_printf(("cgiGetVariable(\"%s\") is returning \"%s\"...\n", name
,
230 var
->values
[var
->nvalues
- 1]));
233 return ((var
== NULL
) ? NULL
: _cupsStrRetain(var
->values
[var
->nvalues
- 1]));
238 * 'cgiInitialize()' - Initialize the CGI variable "database".
241 int /* O - Non-zero if there was form data */
244 const char *method
, /* Form posting method */
245 *content_type
, /* Content-Type of post data */
246 *cups_sid_cookie
, /* SID cookie */
247 *cups_sid_form
; /* SID form variable */
251 * Setup a password callback for authentication...
254 cupsSetPasswordCB(cgi_passwd
);
257 * Set the locale so that times, etc. are formatted properly...
260 setlocale(LC_ALL
, "");
264 * Disable output buffering to find bugs...
267 setbuf(stdout
, NULL
);
274 cgi_initialize_cookies();
276 if ((cups_sid_cookie
= cgiGetCookie(CUPS_SID
)) == NULL
)
278 fputs("DEBUG: " CUPS_SID
" cookie not found, initializing!\n", stderr
);
279 cups_sid_cookie
= cgi_set_sid();
282 fprintf(stderr
, "DEBUG: " CUPS_SID
" cookie is \"%s\"\n", cups_sid_cookie
);
285 * Get the request method (GET or POST)...
288 method
= getenv("REQUEST_METHOD");
289 content_type
= getenv("CONTENT_TYPE");
294 * Grab form data from the corresponding location...
297 if (!_cups_strcasecmp(method
, "GET"))
298 return (cgi_initialize_get());
299 else if (!_cups_strcasecmp(method
, "POST") && content_type
)
301 const char *boundary
= strstr(content_type
, "boundary=");
306 if (content_type
&& !strncmp(content_type
, "multipart/form-data; ", 21))
308 if (!cgi_initialize_multipart(boundary
))
311 else if (!cgi_initialize_post())
314 if ((cups_sid_form
= cgiGetVariable(CUPS_SID
)) == NULL
||
315 strcmp(cups_sid_cookie
, cups_sid_form
))
318 fprintf(stderr
, "DEBUG: " CUPS_SID
" form variable is \"%s\"\n",
321 fputs("DEBUG: " CUPS_SID
" form variable is not present.\n", stderr
);
335 * 'cgiIsPOST()' - Determine whether this page was POSTed.
338 int /* O - 1 if POST, 0 if GET */
341 const char *method
; /* REQUEST_METHOD environment variable */
344 if ((method
= getenv("REQUEST_METHOD")) == NULL
)
347 return (!strcmp(method
, "POST"));
352 * 'cgiSetArray()' - Set array element N to the specified string.
354 * If the variable array is smaller than (element + 1), the intervening
355 * elements are set to NULL.
359 cgiSetArray(const char *name
, /* I - Name of variable */
360 int element
, /* I - Element number (0 to N) */
361 const char *value
) /* I - Value of variable */
363 int i
; /* Looping var */
364 _cgi_var_t
*var
; /* Returned variable */
367 if (name
== NULL
|| value
== NULL
|| element
< 0 || element
> 100000)
370 fprintf(stderr
, "DEBUG: cgiSetArray: %s[%d]=\"%s\"\n", name
, element
, value
);
372 if ((var
= cgi_find_variable(name
)) == NULL
)
374 cgi_add_variable(name
, element
, value
);
375 cgi_sort_variables();
379 if (element
>= var
->avalues
)
381 const char **temp
; /* Temporary pointer */
383 temp
= (const char **)realloc((void *)(var
->values
),
384 sizeof(char *) * (size_t)(element
+ 16));
388 var
->avalues
= element
+ 16;
392 if (element
>= var
->nvalues
)
394 for (i
= var
->nvalues
; i
< element
; i
++)
395 var
->values
[i
] = NULL
;
397 var
->nvalues
= element
+ 1;
399 else if (var
->values
[element
])
400 _cupsStrFree((char *)var
->values
[element
]);
402 var
->values
[element
] = _cupsStrAlloc(value
);
408 * 'cgiSetCookie()' - Set a cookie value.
412 cgiSetCookie(const char *name
, /* I - Name */
413 const char *value
, /* I - Value */
414 const char *path
, /* I - Path (typically "/") */
415 const char *domain
, /* I - Domain name */
416 time_t expires
, /* I - Expiration date (0 for session) */
417 int secure
) /* I - Require SSL */
419 num_cookies
= cupsAddOption(name
, value
, num_cookies
, &cookies
);
421 printf("Set-Cookie: %s=%s;", name
, value
);
423 printf(" path=%s;", path
);
425 printf(" domain=%s;", domain
);
428 char date
[256]; /* Date string */
430 printf(" expires=%s;", httpGetDateString2(expires
, date
, sizeof(date
)));
433 puts(" httponly; secure;");
440 * 'cgiSetSize()' - Set the array size.
444 cgiSetSize(const char *name
, /* I - Name of variable */
445 int size
) /* I - Number of elements (0 to N) */
447 int i
; /* Looping var */
448 _cgi_var_t
*var
; /* Returned variable */
451 if (name
== NULL
|| size
< 0 || size
> 100000)
454 if ((var
= cgi_find_variable(name
)) == NULL
)
457 if (size
>= var
->avalues
)
459 const char **temp
; /* Temporary pointer */
461 temp
= (const char **)realloc((void *)(var
->values
),
462 sizeof(char *) * (size_t)(size
+ 16));
466 var
->avalues
= size
+ 16;
470 if (size
> var
->nvalues
)
472 for (i
= var
->nvalues
; i
< size
; i
++)
473 var
->values
[i
] = NULL
;
475 else if (size
< var
->nvalues
)
477 for (i
= size
; i
< var
->nvalues
; i
++)
479 _cupsStrFree((void *)(var
->values
[i
]));
487 * 'cgiSetVariable()' - Set a CGI variable in the database.
489 * If the variable is an array, this truncates the array to a single element.
493 cgiSetVariable(const char *name
, /* I - Name of variable */
494 const char *value
) /* I - Value of variable */
496 int i
; /* Looping var */
497 _cgi_var_t
*var
; /* Returned variable */
500 if (name
== NULL
|| value
== NULL
)
503 fprintf(stderr
, "cgiSetVariable: %s=\"%s\"\n", name
, value
);
505 if ((var
= cgi_find_variable(name
)) == NULL
)
507 cgi_add_variable(name
, 0, value
);
508 cgi_sort_variables();
512 for (i
= 0; i
< var
->nvalues
; i
++)
514 _cupsStrFree((char *)var
->values
[i
]);
516 var
->values
[0] = _cupsStrAlloc(value
);
523 * 'cgi_add_variable()' - Add a form variable.
527 cgi_add_variable(const char *name
, /* I - Variable name */
528 int element
, /* I - Array element number */
529 const char *value
) /* I - Variable value */
531 _cgi_var_t
*var
; /* New variable */
534 if (name
== NULL
|| value
== NULL
|| element
< 0 || element
> 100000)
537 DEBUG_printf(("cgi_add_variable: Adding variable \'%s\' with value "
538 "\'%s\'...\n", name
, value
));
540 if (form_count
>= form_alloc
)
542 _cgi_var_t
*temp_vars
; /* Temporary form pointer */
546 temp_vars
= malloc(sizeof(_cgi_var_t
) * 16);
548 temp_vars
= realloc(form_vars
, (size_t)(form_alloc
+ 16) * sizeof(_cgi_var_t
));
553 form_vars
= temp_vars
;
557 var
= form_vars
+ form_count
;
559 if ((var
->values
= calloc((size_t)element
+ 1, sizeof(char *))) == NULL
)
562 var
->name
= _cupsStrAlloc(name
);
563 var
->nvalues
= element
+ 1;
564 var
->avalues
= element
+ 1;
565 var
->values
[element
] = _cupsStrAlloc(value
);
572 * 'cgi_compare_variables()' - Compare two variables.
575 static int /* O - Result of comparison */
576 cgi_compare_variables(
577 const _cgi_var_t
*v1
, /* I - First variable */
578 const _cgi_var_t
*v2
) /* I - Second variable */
580 return (_cups_strcasecmp(v1
->name
, v2
->name
));
585 * 'cgi_find_variable()' - Find a variable.
588 static _cgi_var_t
* /* O - Variable pointer or NULL */
589 cgi_find_variable(const char *name
) /* I - Name of variable */
591 _cgi_var_t key
; /* Search key */
594 if (form_count
< 1 || name
== NULL
)
599 return ((_cgi_var_t
*)bsearch(&key
, form_vars
, (size_t)form_count
, sizeof(_cgi_var_t
),
600 (int (*)(const void *, const void *))cgi_compare_variables
));
605 * 'cgi_initialize_cookies()' - Initialize cookies.
609 cgi_initialize_cookies(void)
611 const char *cookie
; /* HTTP_COOKIE environment variable */
612 char name
[128], /* Name string */
613 value
[512], /* Value string */
614 *ptr
; /* Pointer into name/value */
617 if ((cookie
= getenv("HTTP_COOKIE")) == NULL
)
622 int skip
= 0; /* Skip this cookie? */
625 * Skip leading whitespace...
628 while (isspace(*cookie
& 255))
637 for (ptr
= name
; *cookie
&& *cookie
!= '=';)
638 if (ptr
< (name
+ sizeof(name
) - 1))
660 for (cookie
++, ptr
= value
; *cookie
&& *cookie
!= '\"';)
661 if (ptr
< (value
+ sizeof(value
) - 1))
678 for (ptr
= value
; *cookie
&& *cookie
!= ';';)
679 if (ptr
< (value
+ sizeof(value
) - 1))
698 * Then add the cookie to an array as long as the name doesn't start with
702 if (name
[0] != '$' && !skip
)
703 num_cookies
= cupsAddOption(name
, value
, num_cookies
, &cookies
);
709 * 'cgi_initialize_get()' - Initialize form variables using the GET method.
712 static int /* O - 1 if form data read */
713 cgi_initialize_get(void)
715 char *data
; /* Pointer to form data string */
718 DEBUG_puts("cgi_initialize_get: Initializing variables using GET method...");
721 * Check to see if there is anything for us to read...
724 data
= getenv("QUERY_STRING");
725 if (data
== NULL
|| strlen(data
) == 0)
729 * Parse it out and return...
732 return (cgi_initialize_string(data
));
737 * 'cgi_initialize_multipart()' - Initialize variables and file using the POST
740 * TODO: Update to support files > 2GB.
743 static int /* O - 1 if form data was read */
744 cgi_initialize_multipart(
745 const char *boundary
) /* I - Boundary string */
747 char line
[10240], /* MIME header line */
748 name
[1024], /* Form variable name */
749 filename
[1024], /* Form filename */
750 mimetype
[1024], /* MIME media type */
751 bstring
[256], /* Boundary string to look for */
752 *ptr
, /* Pointer into name/filename */
753 *end
; /* End of buffer */
754 int ch
, /* Character from file */
755 fd
; /* Temporary file descriptor */
756 size_t blen
; /* Length of boundary string */
759 DEBUG_printf(("cgi_initialize_multipart(boundary=\"%s\")\n", boundary
));
762 * Read multipart form data until we run out...
769 snprintf(bstring
, sizeof(bstring
), "\r\n--%s", boundary
);
770 blen
= strlen(bstring
);
772 while (fgets(line
, sizeof(line
), stdin
))
774 if (!strcmp(line
, "\r\n"))
777 * End of headers, grab value...
783 * Read an embedded file...
789 * Remove previous file...
796 * Allocate memory for the new file...
799 if ((form_file
= calloc(1, sizeof(cgi_file_t
))) == NULL
)
802 form_file
->name
= strdup(name
);
803 form_file
->filename
= strdup(filename
);
804 form_file
->mimetype
= strdup(mimetype
);
806 fd
= cupsTempFd(form_file
->tempfile
, sizeof(form_file
->tempfile
));
811 atexit(cgi_unlink_file
);
814 * Copy file data to the temp file...
819 while ((ch
= getchar()) != EOF
)
823 if ((size_t)(ptr
- line
) >= blen
&& !memcmp(ptr
- blen
, bstring
, blen
))
829 if ((ptr
- line
- (int)blen
) >= 8192)
832 * Write out the first 8k of the buffer...
835 write(fd
, line
, 8192);
836 memmove(line
, line
+ 8192, (size_t)(ptr
- line
- 8192));
842 * Write the rest of the data and close the temp file...
846 write(fd
, line
, (size_t)(ptr
- line
));
853 * Just get a form variable; the current code only handles
854 * form values up to 10k in size...
858 end
= line
+ sizeof(line
) - 1;
860 while ((ch
= getchar()) != EOF
)
865 if ((size_t)(ptr
- line
) >= blen
&& !memcmp(ptr
- blen
, bstring
, blen
))
875 * Set the form variable...
878 if ((ptr
= strrchr(name
, '-')) != NULL
&& isdigit(ptr
[1] & 255))
881 * Set a specific index in the array...
886 cgiSetArray(name
, atoi(ptr
) - 1, line
);
888 else if (cgiGetVariable(name
))
891 * Add another element in the array...
894 cgiSetArray(name
, cgiGetSize(name
), line
);
899 * Just set the line...
902 cgiSetVariable(name
, line
);
907 * Read the rest of the current line...
910 fgets(line
, sizeof(line
), stdin
);
913 * Clear the state vars...
920 else if (!_cups_strncasecmp(line
, "Content-Disposition:", 20))
922 if ((ptr
= strstr(line
+ 20, " name=\"")) != NULL
)
924 strlcpy(name
, ptr
+ 7, sizeof(name
));
926 if ((ptr
= strchr(name
, '\"')) != NULL
)
930 if ((ptr
= strstr(line
+ 20, " filename=\"")) != NULL
)
932 strlcpy(filename
, ptr
+ 11, sizeof(filename
));
934 if ((ptr
= strchr(filename
, '\"')) != NULL
)
938 else if (!_cups_strncasecmp(line
, "Content-Type:", 13))
940 for (ptr
= line
+ 13; isspace(*ptr
& 255); ptr
++);
942 strlcpy(mimetype
, ptr
, sizeof(mimetype
));
944 for (ptr
= mimetype
+ strlen(mimetype
) - 1;
945 ptr
> mimetype
&& isspace(*ptr
& 255);
951 * Return 1 for "form data found"...
959 * 'cgi_initialize_post()' - Initialize variables using the POST method.
962 static int /* O - 1 if form data was read */
963 cgi_initialize_post(void)
965 char *content_length
, /* Length of input data (string) */
966 *data
; /* Pointer to form data string */
967 size_t length
, /* Length of input data */
968 tbytes
; /* Total number of bytes read */
969 ssize_t nbytes
; /* Number of bytes read this read() */
970 int status
; /* Return status */
973 DEBUG_puts("cgi_initialize_post: Initializing variables using POST method...");
976 * Check to see if there is anything for us to read...
979 content_length
= getenv("CONTENT_LENGTH");
980 if (content_length
== NULL
|| atoi(content_length
) <= 0)
984 * Get the length of the input stream and allocate a buffer for it...
987 length
= (size_t)strtol(content_length
, NULL
, 10);
988 data
= malloc(length
+ 1);
994 * Read the data into the buffer...
997 for (tbytes
= 0; tbytes
< length
; tbytes
+= (size_t)nbytes
)
998 if ((nbytes
= read(0, data
+ tbytes
, (size_t)(length
- tbytes
))) < 0)
1000 if (errno
!= EAGAIN
)
1008 else if (nbytes
== 0)
1011 * CUPS STR #3176: OpenBSD: Early end-of-file on POST data causes 100% CPU
1013 * This should never happen, but does on OpenBSD. If we see early end-of-
1014 * file, treat this as an error and process no data.
1021 data
[length
] = '\0';
1027 status
= cgi_initialize_string(data
);
1030 * Free the data and return...
1040 * 'cgi_initialize_string()' - Initialize form variables from a string.
1043 static int /* O - 1 if form data was processed */
1044 cgi_initialize_string(const char *data
) /* I - Form data string */
1046 int done
; /* True if we're done reading a form variable */
1047 char *s
, /* Pointer to current form string */
1048 ch
, /* Temporary character */
1049 name
[255], /* Name of form variable */
1050 value
[65536]; /* Variable value */
1061 * Loop until we've read all the form data...
1064 while (*data
!= '\0')
1067 * Get the variable name...
1070 for (s
= name
; *data
!= '\0'; data
++)
1073 else if (*data
>= ' ' && s
< (name
+ sizeof(name
) - 1))
1083 * Read the variable value...
1086 for (s
= value
, done
= 0; !done
&& *data
!= '\0'; data
++)
1089 case '&' : /* End of data... */
1093 case '+' : /* Escaped space character */
1094 if (s
< (value
+ sizeof(value
) - 1))
1098 case '%' : /* Escaped control character */
1100 * Read the hex code...
1103 if (!isxdigit(data
[1] & 255) || !isxdigit(data
[2] & 255))
1106 if (s
< (value
+ sizeof(value
) - 1))
1112 *s
= (char)(ch
<< 4);
1124 default : /* Other characters come straight through */
1125 if (*data
>= ' ' && s
< (value
+ sizeof(value
) - 1))
1130 *s
= '\0'; /* nul terminate the string */
1133 * Remove trailing whitespace...
1139 while (s
>= value
&& isspace(*s
& 255))
1143 * Add the string to the variable "database"...
1146 if ((s
= strrchr(name
, '-')) != NULL
&& isdigit(s
[1] & 255))
1150 cgiSetArray(name
, atoi(s
) - 1, value
);
1152 else if (cgiGetVariable(name
) != NULL
)
1153 cgiSetArray(name
, cgiGetSize(name
), value
);
1155 cgiSetVariable(name
, value
);
1163 * 'cgi_passwd()' - Catch authentication requests and notify the server.
1165 * This function sends a Status header and exits, forcing authentication
1169 static const char * /* O - NULL (no return) */
1170 cgi_passwd(const char *prompt
) /* I - Prompt (not used) */
1174 fprintf(stderr
, "DEBUG: cgi_passwd(prompt=\"%s\") called!\n",
1175 prompt
? prompt
: "(null)");
1178 * Send a 401 (unauthorized) status to the server, so it can notify
1179 * the client that authentication is required.
1182 puts("Status: 401\n");
1186 * This code is never executed, but is present to satisfy the compiler.
1194 * 'cgi_set_sid()' - Set the CUPS session ID.
1197 static const char * /* O - New session ID */
1200 char buffer
[512], /* SID data */
1201 sid
[33]; /* SID string */
1202 unsigned char sum
[16]; /* MD5 sum */
1203 const char *remote_addr
, /* REMOTE_ADDR */
1204 *server_name
, /* SERVER_NAME */
1205 *server_port
; /* SERVER_PORT */
1208 if ((remote_addr
= getenv("REMOTE_ADDR")) == NULL
)
1209 remote_addr
= "REMOTE_ADDR";
1210 if ((server_name
= getenv("SERVER_NAME")) == NULL
)
1211 server_name
= "SERVER_NAME";
1212 if ((server_port
= getenv("SERVER_PORT")) == NULL
)
1213 server_port
= "SERVER_PORT";
1215 CUPS_SRAND(time(NULL
));
1216 snprintf(buffer
, sizeof(buffer
), "%s:%s:%s:%02X%02X%02X%02X%02X%02X%02X%02X",
1217 remote_addr
, server_name
, server_port
,
1218 (unsigned)CUPS_RAND() & 255, (unsigned)CUPS_RAND() & 255,
1219 (unsigned)CUPS_RAND() & 255, (unsigned)CUPS_RAND() & 255,
1220 (unsigned)CUPS_RAND() & 255, (unsigned)CUPS_RAND() & 255,
1221 (unsigned)CUPS_RAND() & 255, (unsigned)CUPS_RAND() & 255);
1222 cupsHashData("md5", (unsigned char *)buffer
, strlen(buffer
), sum
, sizeof(sum
));
1224 cgiSetCookie(CUPS_SID
, cupsHashString(sum
, sizeof(sum
), sid
, sizeof(sid
)), "/", NULL
, 0, 0);
1226 return (cupsGetOption(CUPS_SID
, num_cookies
, cookies
));
1231 * 'cgi_sort_variables()' - Sort all form variables for faster lookup.
1235 cgi_sort_variables(void)
1241 DEBUG_puts("cgi_sort_variables: Sorting variables...");
1247 qsort(form_vars
, (size_t)form_count
, sizeof(_cgi_var_t
),
1248 (int (*)(const void *, const void *))cgi_compare_variables
);
1251 DEBUG_puts("cgi_sort_variables: Sorted variable list is:");
1252 for (i
= 0; i
< form_count
; i
++)
1253 DEBUG_printf(("cgi_sort_variables: %d: %s (%d) = \"%s\" ...\n", i
,
1254 form_vars
[i
].name
, form_vars
[i
].nvalues
,
1255 form_vars
[i
].values
[0]));
1261 * 'cgi_unlink_file()' - Remove the uploaded form.
1265 cgi_unlink_file(void)
1270 * Remove the temporary file...
1273 unlink(form_file
->tempfile
);
1276 * Free memory used...
1279 free(form_file
->name
);
1280 free(form_file
->filename
);
1281 free(form_file
->mimetype
);