git.m6w6.name Git - m6w6/ext-http/blob - php_http_misc.c

   1 /*
   2     +--------------------------------------------------------------------+
   3     | PECL :: http                                                       |
   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) 2004-2014, Michael Wallner <mike@php.net>            |
  10     +--------------------------------------------------------------------+
  11 */
  12
  13 #include "php_http_api.h"
  14
  15 #include <ext/standard/php_lcg.h>
  16 #include <zend_exceptions.h>
  17
  18 /* SLEEP */
  19
  20 void php_http_sleep(double s)
  21 {
  22 #if defined(PHP_WIN32)
  23         Sleep((DWORD) PHP_HTTP_MSEC(s));
  24 #elif defined(HAVE_USLEEP)
  25         usleep(PHP_HTTP_USEC(s));
  26 #elif defined(HAVE_NANOSLEEP)
  27         struct timespec req, rem;
  28
  29         req.tv_sec = (time_t) s;
  30         req.tv_nsec = PHP_HTTP_NSEC(s) % PHP_HTTP_NANOSEC;
  31
  32         while (nanosleep(&req, &rem) && (errno == EINTR) && (PHP_HTTP_NSEC(rem.tv_sec) + rem.tv_nsec) > PHP_HTTP_NSEC(PHP_HTTP_DIFFSEC))) {
  33                 req.tv_sec = rem.tv_sec;
  34                 req.tv_nsec = rem.tv_nsec;
  35         }
  36 #else
  37         struct timeval timeout;
  38
  39         timeout.tv_sec = (time_t) s;
  40         timeout.tv_usec = PHP_HTTP_USEC(s) % PHP_HTTP_MCROSEC;
  41
  42         select(0, NULL, NULL, NULL, &timeout);
  43 #endif
  44 }
  45
  46
  47 /* STRING UTILITIES */
  48
  49 int php_http_match(const char *haystack_str, const char *needle_str, int flags)
  50 {
  51         int result = 0;
  52
  53         if (!haystack_str || !needle_str) {
  54                 return result;
  55         }
  56
  57         if (flags & PHP_HTTP_MATCH_FULL) {
  58                 if (flags & PHP_HTTP_MATCH_CASE) {
  59                         result = !strcmp(haystack_str, needle_str);
  60                 } else {
  61                         result = !strcasecmp(haystack_str, needle_str);
  62                 }
  63         } else {
  64                 const char *found;
  65                 char *haystack = estrdup(haystack_str), *needle = estrdup(needle_str);
  66
  67                 if (flags & PHP_HTTP_MATCH_CASE) {
  68                         found = zend_memnstr(haystack, needle, strlen(needle), haystack+strlen(haystack));
  69                 } else {
  70                         found = php_stristr(haystack, needle, strlen(haystack), strlen(needle));
  71                 }
  72
  73                 if (found) {
  74                         if (!(flags & PHP_HTTP_MATCH_WORD)
  75                         ||      (       (found == haystack || !PHP_HTTP_IS_CTYPE(alnum, *(found - 1)))
  76                                 &&      (!*(found + strlen(needle)) || !PHP_HTTP_IS_CTYPE(alnum, *(found + strlen(needle))))
  77                                 )
  78                         ) {
  79                                 result = 1;
  80                         }
  81                 }
  82
  83                 PTR_FREE(haystack);
  84                 PTR_FREE(needle);
  85         }
  86
  87         return result;
  88 }
  89
  90 char *php_http_pretty_key(register char *key, size_t key_len, zend_bool uctitle, zend_bool xhyphen)
  91 {
  92         size_t i = 1;
  93         int wasalpha;
  94
  95         if (key && key_len) {
  96                 if ((wasalpha = PHP_HTTP_IS_CTYPE(alpha, key[0]))) {
  97                         key[0] = (char) (uctitle ? PHP_HTTP_TO_CTYPE(upper, key[0]) : PHP_HTTP_TO_CTYPE(lower, key[0]));
  98                 }
  99                 PHP_HTTP_DUFF(key_len,
 100                         if (PHP_HTTP_IS_CTYPE(alpha, key[i])) {
 101                                 key[i] = (char) (((!wasalpha) && uctitle) ? PHP_HTTP_TO_CTYPE(upper, key[i]) : PHP_HTTP_TO_CTYPE(lower, key[i]));
 102                                 wasalpha = 1;
 103                         } else {
 104                                 if (xhyphen && (key[i] == '_')) {
 105                                         key[i] = '-';
 106                                 }
 107                                 wasalpha = 0;
 108                         }
 109                         ++i;
 110                 );
 111         }
 112         return key;
 113 }
 114
 115
 116 size_t php_http_boundary(char *buf, size_t buf_len)
 117 {
 118         return snprintf(buf, buf_len, "%15.15F", sapi_get_request_time() * php_combined_lcg());
 119 }
 120
 121 int php_http_select_str(const char *cmp, int argc, ...)
 122 {
 123         va_list argv;
 124         int match = -1;
 125
 126         if (cmp && argc > 0) {
 127                 int i;
 128
 129                 va_start(argv, argc);
 130                 for (i = 0; i < argc; ++i) {
 131                         const char *test = va_arg(argv, const char *);
 132
 133                         if (!strcasecmp(cmp, test)) {
 134                                 match = i;
 135                                 break;
 136                         }
 137                 }
 138                 va_end(argv);
 139         }
 140
 141         return match;
 142 }
 143
 144
 145 /* ARRAYS */
 146
 147 unsigned php_http_array_list(HashTable *ht, unsigned argc, ...)
 148 {
 149         unsigned argl = 0;
 150         va_list argv;
 151         zval *data;
 152
 153         va_start(argv, argc);
 154         ZEND_HASH_FOREACH_VAL(ht, data) {
 155                 zval **argp = (zval **) va_arg(argv, zval **);
 156                 *argp = data;
 157                 ++argl;
 158         } ZEND_HASH_FOREACH_END();
 159         va_end(argv);
 160
 161         return argl;
 162 }
 163
 164 void php_http_array_copy_strings(zval *zp)
 165 {
 166         Z_TRY_ADDREF_P(zp);
 167         convert_to_string_ex(zp);
 168 }
 169
 170 int php_http_array_apply_append_func(zval *value, int num_args, va_list args, zend_hash_key *hash_key)
 171 {
 172         int flags;
 173         char *key = NULL;
 174         HashTable *dst;
 175         zval *data = NULL;
 176
 177         dst = va_arg(args, HashTable *);
 178         flags = va_arg(args, int);
 179
 180         if ((!(flags & ARRAY_JOIN_STRONLY)) || hash_key->key) {
 181                 if ((flags & ARRAY_JOIN_PRETTIFY) && hash_key->key) {
 182                         key = php_http_pretty_key(estrndup(hash_key->key->val, hash_key->key->len), hash_key->key->len, 1, 1);
 183                         data = zend_hash_str_find(dst, key, hash_key->key->len);
 184                 } else if (hash_key->key) {
 185                         data = zend_hash_find(dst, hash_key->key);
 186                 } else {
 187                         data = zend_hash_index_find(dst, hash_key->h);
 188                 }
 189
 190                 if (flags & ARRAY_JOIN_STRINGIFY) {
 191                         convert_to_string_ex(value);
 192                 }
 193                 Z_ADDREF_P(value);
 194
 195                 if (data) {
 196                         if (Z_TYPE_P(data) != IS_ARRAY) {
 197                                 convert_to_array(data);
 198                         }
 199                         add_next_index_zval(data, value);
 200                 } else if (key) {
 201                         zend_hash_str_update(dst, key, hash_key->key->len, value);
 202                 } else if (hash_key->key) {
 203                         zend_hash_update(dst, hash_key->key, value);
 204                 } else {
 205                         zend_hash_index_update(dst, hash_key->h, value);
 206                 }
 207
 208                 if (key) {
 209                         efree(key);
 210                 }
 211         }
 212
 213         return ZEND_HASH_APPLY_KEEP;
 214 }
 215
 216 int php_http_array_apply_merge_func(zval *value, int num_args, va_list args, zend_hash_key *hash_key)
 217 {
 218         int flags;
 219         char *key = NULL;
 220         HashTable *dst;
 221
 222         dst = va_arg(args, HashTable *);
 223         flags = va_arg(args, int);
 224
 225         if ((!(flags & ARRAY_JOIN_STRONLY)) || hash_key->key) {
 226                 if (flags & ARRAY_JOIN_STRINGIFY) {
 227                         convert_to_string_ex(value);
 228                 }
 229
 230                 Z_TRY_ADDREF_P(value);
 231
 232                 if ((flags & ARRAY_JOIN_PRETTIFY) && hash_key->key) {
 233                         key = php_http_pretty_key(estrndup(hash_key->key->val, hash_key->key->len), hash_key->key->len, 1, 1);
 234                         zend_hash_str_update(dst, key, hash_key->key->len, value);
 235                         efree(key);
 236                 } else if (hash_key->key) {
 237                         zend_hash_update(dst, hash_key->key, value);
 238                 } else {
 239                         zend_hash_index_update(dst, hash_key->h, value);
 240                 }
 241         }
 242
 243         return ZEND_HASH_APPLY_KEEP;
 244 }
 245
 246 /* PASS CALLBACK */
 247
 248 size_t php_http_pass_fcall_callback(void *cb_arg, const char *str, size_t len)
 249 {
 250         php_http_pass_fcall_arg_t *fcd = cb_arg;
 251         zval zdata;
 252
 253         ZVAL_STRINGL(&zdata, str, len);
 254         if (SUCCESS == zend_fcall_info_argn(&fcd->fci, 2, &fcd->fcz, &zdata)) {
 255                 zend_fcall_info_call(&fcd->fci, &fcd->fcc, NULL, NULL);
 256                 zend_fcall_info_args_clear(&fcd->fci, 0);
 257         }
 258         zval_ptr_dtor(&zdata);
 259         return len;
 260 }
 261
 262
 263 /* ZEND */
 264
 265 /*
 266  * Local variables:
 267  * tab-width: 4
 268  * c-basic-offset: 4
 269  * End:
 270  * vim600: noet sw=4 ts=4 fdm=marker
 271  * vim<600: noet sw=4 ts=4
 272  */