2 +--------------------------------------------------------------------+
4 +--------------------------------------------------------------------+
5 | Redistribution and use in source and binary forms, with or without |
6 | modification, are permitted provided that the conditions mentioned |
7 | in the accompanying LICENSE file are met. |
8 +--------------------------------------------------------------------+
9 | Copyright (c) 2004-2006, Michael Wallner <mike@php.net> |
10 +--------------------------------------------------------------------+
21 #include "ext/standard/url.h"
22 #include "ext/standard/php_string.h"
24 #include "php_http_api.h"
25 #include "php_http_headers_api.h"
28 # define HTTP_DBG_NEG 0
31 /* {{{ static int http_sort_q(const void *, const void *) */
32 static int http_sort_q(const void *a
, const void *b TSRMLS_DC
)
35 zval result
, *first
, *second
;
40 first
= *((zval
**) f
->pData
);
41 second
= *((zval
**) s
->pData
);
43 if (numeric_compare_function(&result
, first
, second TSRMLS_CC
) != SUCCESS
) {
46 return (Z_LVAL(result
) > 0 ? -1 : (Z_LVAL(result
) < 0 ? 1 : 0));
50 /* {{{ char *http_negotiate_language_func */
51 char *_http_negotiate_language_func(const char *test
, double *quality
, HashTable
*supported TSRMLS_DC
)
55 const char *dash_test
;
57 FOREACH_HASH_VAL(pos
, supported
, value
) {
59 fprintf(stderr
, "strcasecmp('%s', '%s')\n", Z_STRVAL_PP(value
), test
);
61 if (!strcasecmp(Z_STRVAL_PP(value
), test
)) {
62 return Z_STRVAL_PP(value
);
66 /* no distinct match found, so try primaries */
67 if ((dash_test
= strchr(test
, '-'))) {
68 FOREACH_HASH_VAL(pos
, supported
, value
) {
69 int len
= dash_test
- test
;
71 fprintf(stderr
, "strncasecmp('%s', '%s', %d)\n", Z_STRVAL_PP(value
), test
, len
);
73 if ( (!strncasecmp(Z_STRVAL_PP(value
), test
, len
)) &&
74 ( (Z_STRVAL_PP(value
)[len
] == '\0') ||
75 (Z_STRVAL_PP(value
)[len
] == '-'))) {
77 return Z_STRVAL_PP(value
);
86 /* {{{ char *http_negotiate_default_func */
87 char *_http_negotiate_default_func(const char *test
, double *quality
, HashTable
*supported TSRMLS_DC
)
92 FOREACH_HASH_VAL(pos
, supported
, value
) {
94 fprintf(stderr
, "strcasecmp('%s', '%s')\n", Z_STRVAL_PP(value
), test
);
96 if (!strcasecmp(Z_STRVAL_PP(value
), test
)) {
97 return Z_STRVAL_PP(value
);
105 /* {{{ HashTable *http_negotiate_q(const char *, HashTable *, negotiate_func_t) */
106 PHP_HTTP_API HashTable
*_http_negotiate_q(const char *header
, HashTable
*supported
, negotiate_func_t neg TSRMLS_DC
)
109 HashTable
*result
= NULL
;
112 fprintf(stderr
, "Reading header %s: ", header
);
114 HTTP_GSC(accept
, header
, NULL
);
116 fprintf(stderr
, "%s\n", Z_STRVAL_P(accept
));
119 if (Z_STRLEN_P(accept
)) {
124 ZVAL_STRINGL(&ex_del
, ",", 1, 0);
127 php_explode(&ex_del
, accept
, &ex_arr
, -1);
129 if (zend_hash_num_elements(Z_ARRVAL(ex_arr
)) > 0) {
137 FOREACH_HASH_VAL(pos
, Z_ARRVAL(ex_arr
), entry
) {
140 char *selected
, *identifier
, *freeme
;
141 const char *separator
;
144 fprintf(stderr
, "Checking %s\n", Z_STRVAL_PP(entry
));
147 if ((separator
= strchr(Z_STRVAL_PP(entry
), ';'))) {
148 const char *ptr
= separator
;
150 while (*++ptr
&& !isdigit(*ptr
) && '.' != *ptr
);
153 identifier
= estrndup(Z_STRVAL_PP(entry
), ident_len
= separator
- Z_STRVAL_PP(entry
));
155 quality
= 1000.0 - i
++;
156 identifier
= estrndup(Z_STRVAL_PP(entry
), ident_len
= Z_STRLEN_PP(entry
));
160 while (isspace(*identifier
)) {
164 while (ident_len
&& isspace(identifier
[ident_len
- 1])) {
165 identifier
[--ident_len
] = '\0';
168 if ((selected
= neg(identifier
, &quality
, supported TSRMLS_CC
))) {
169 /* don't overwrite previously set with higher quality */
170 if (!zend_hash_exists(Z_ARRVAL(array
), selected
, strlen(selected
) + 1)) {
171 add_assoc_double(&array
, selected
, quality
);
178 result
= Z_ARRVAL(array
);
179 zend_hash_sort(result
, zend_qsort
, http_sort_q
, 0 TSRMLS_CC
);
189 /* {{{ http_range_status http_get_request_ranges(HashTable *ranges, size_t) */
190 PHP_HTTP_API http_range_status
_http_get_request_ranges(HashTable
*ranges
, size_t length TSRMLS_DC
)
194 long begin
= -1, end
= -1, *ptr
;
196 HTTP_GSC(zrange
, "HTTP_RANGE", RANGE_NO
);
197 range
= Z_STRVAL_P(zrange
);
199 if (strncmp(range
, "bytes=", sizeof("bytes=") - 1)) {
204 range
+= sizeof("bytes=") - 1;
207 switch (c
= *(range
++))
210 /* allow 000... - shall we? */
216 case '1': case '2': case '3':
217 case '4': case '5': case '6':
218 case '7': case '8': case '9':
220 * If the value of the pointer is already set (non-negative)
221 * then multiply its value by ten and add the current value,
222 * else initialise the pointers value with the current value
224 * This let us recognize empty fields when validating the
225 * ranges, i.e. a "-10" for begin and "12345" for the end
226 * was the following range request: "Range: bytes=0-12345";
227 * While a "-1" for begin and "12345" for the end would
228 * have been: "Range: bytes=-12345".
243 /* IE - ignore for now */
250 /* validate ranges */
259 /* "0-0" or overflow */
260 if (end
== -10 || length
<= (size_t) end
) {
268 /* "-", "-0" or overflow */
269 if (end
== -1 || end
== -10 || length
<= (size_t) end
) {
272 begin
= length
- end
;
287 if (length
<= (size_t) begin
) {
295 if ( (length
<= (size_t) begin
) ||
296 (length
<= (size_t) end
) ||
307 MAKE_STD_ZVAL(zentry
);
309 add_index_long(zentry
, 0, begin
);
310 add_index_long(zentry
, 1, end
);
311 zend_hash_next_index_insert(ranges
, &zentry
, sizeof(zval
*), NULL
);
329 /* {{{ STATUS http_parse_headers(char *, HashTable *, zend_bool) */
330 PHP_HTTP_API STATUS
_http_parse_headers_ex(const char *header
, HashTable
*headers
, zend_bool prettify
,
331 http_info_callback callback_func
, void **callback_data TSRMLS_DC
)
333 const char *colon
= NULL
, *line
= NULL
, *begin
= header
;
334 const char *body
= http_locate_body(header
);
338 INIT_ZARR(array
, headers
);
341 header_len
= body
- header
;
343 header_len
= strlen(header
) + 1;
358 --value_len
; /* we don't have CR so value length is one char less */
360 if ((!*(line
- 1)) || ((*line
!= ' ') && (*line
!= '\t'))) {
363 /* response/request line */
364 if (SUCCESS
== http_info_parse(header
, &i
)) {
365 callback_func(callback_data
, &headers
, &i TSRMLS_CC
);
367 Z_ARRVAL(array
) = headers
;
370 /* "header: value" pair */
374 if (header
!= colon
) {
375 zval
**previous
= NULL
;
377 int keylen
= colon
- header
;
378 char *key
= estrndup(header
, keylen
);
381 key
= pretty_key(key
, keylen
, 1, 1);
384 value_len
+= line
- colon
- 1;
386 /* skip leading ws */
387 while (isspace(*(++colon
))) --value_len
;
388 /* skip trailing ws */
389 while (isspace(colon
[value_len
- 1])) --value_len
;
392 value
= estrndup(colon
, value_len
);
398 /* if we already have got such a header make an array of those */
399 if (SUCCESS
== zend_hash_find(headers
, key
, keylen
+ 1, (void **) &previous
)) {
400 /* convert to array */
401 if (Z_TYPE_PP(previous
) != IS_ARRAY
) {
402 convert_to_array(*previous
);
404 add_next_index_stringl(*previous
, value
, value_len
, 0);
406 add_assoc_stringl(&array
, key
, value
, value_len
, 0);
413 header
+= line
- header
;
417 } while (header_len
> (size_t) (line
- begin
));
423 /* {{{ void http_get_request_headers_ex(HashTable *, zend_bool) */
424 PHP_HTTP_API
void _http_get_request_headers_ex(HashTable
*headers
, zend_bool prettify TSRMLS_DC
)
432 Z_ARRVAL(array
) = headers
;
434 if (SUCCESS
== zend_hash_find(&EG(symbol_table
), "_SERVER", sizeof("_SERVER"), (void **) &hsv
)) {
435 FOREACH_KEYLEN(pos
, *hsv
, key
, keylen
, idx
) {
436 if (key
&& keylen
> 6 && !strncmp(key
, "HTTP_", 5)) {
437 zval
**header
, *orig
;
442 key
= pretty_key(estrndup(key
, keylen
), keylen
, 1, 1);
445 zend_hash_get_current_data_ex(Z_ARRVAL_PP(hsv
), (void **) &header
, &pos
);
448 convert_to_string_ex(header
);
449 add_assoc_stringl(&array
, key
, Z_STRVAL_PP(header
), Z_STRLEN_PP(header
), 1);
450 if (orig
!= *header
) {
451 zval_ptr_dtor(header
);
466 /* {{{ zend_bool http_match_request_header(char *, char *) */
467 PHP_HTTP_API zend_bool
_http_match_request_header_ex(const char *header
, const char *value
, zend_bool match_case TSRMLS_DC
)
470 uint name_len
= strlen(header
);
471 zend_bool result
= 0;
475 name
= pretty_key(estrndup(header
, name_len
), name_len
, 1, 1);
476 zend_hash_init(&headers
, 0, NULL
, ZVAL_PTR_DTOR
, 0);
477 http_get_request_headers_ex(&headers
, 1);
479 if (SUCCESS
== zend_hash_find(&headers
, name
, name_len
+1, (void **) &data
)) {
480 result
= (match_case
? strcmp(Z_STRVAL_PP(data
), value
) : strcasecmp(Z_STRVAL_PP(data
), value
)) ? 0 : 1;
482 zend_hash_destroy(&headers
);
495 * vim600: noet sw=4 ts=4 fdm=marker
496 * vim<600: noet sw=4 ts=4