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                 STR_FREE(haystack);
  84                 STR_FREE(needle);
  85         }
  86
  87         return result;
  88 }
  89
  90 char *php_http_pretty_key(char *key, size_t key_len, zend_bool uctitle, zend_bool xhyphen)
  91 {
  92         size_t i;
  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                 for (i = 1; i < key_len; i++) {
 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                 }
 110         }
 111         return key;
 112 }
 113
 114
 115 size_t php_http_boundary(char *buf, size_t buf_len TSRMLS_DC)
 116 {
 117         return snprintf(buf, buf_len, "%15.15F", PHP_HTTP_G->env.request.time * php_combined_lcg(TSRMLS_C));
 118 }
 119
 120 int php_http_select_str(const char *cmp, int argc, ...)
 121 {
 122         va_list argv;
 123         int match = -1;
 124
 125         if (cmp && argc > 0) {
 126                 int i;
 127
 128                 va_start(argv, argc);
 129                 for (i = 0; i < argc; ++i) {
 130                         const char *test = va_arg(argv, const char *);
 131
 132                         if (!strcasecmp(cmp, test)) {
 133                                 match = i;
 134                                 break;
 135                         }
 136                 }
 137                 va_end(argv);
 138         }
 139
 140         return match;
 141 }
 142
 143
 144 /* ARRAYS */
 145
 146 unsigned php_http_array_list(HashTable *ht TSRMLS_DC, unsigned argc, ...)
 147 {
 148         HashPosition pos;
 149         unsigned argl = 0;
 150         va_list argv;
 151
 152         va_start(argv, argc);
 153         for (   zend_hash_internal_pointer_reset_ex(ht, &pos);
 154                         SUCCESS == zend_hash_has_more_elements_ex(ht, &pos) && (argl < argc);
 155                         zend_hash_move_forward_ex(ht, &pos))
 156         {
 157                 zval **data, ***argp = (zval ***) va_arg(argv, zval ***);
 158
 159                 if (SUCCESS == zend_hash_get_current_data_ex(ht, (void *) &data, &pos)) {
 160                         *argp = data;
 161                         ++argl;
 162                 }
 163         }
 164         va_end(argv);
 165
 166         return argl;
 167 }
 168
 169 void php_http_array_copy_strings(void *zpp)
 170 {
 171         zval **zvpp = ((zval **) zpp);
 172
 173         *zvpp = php_http_zsep(1, IS_STRING, *zvpp);
 174 }
 175
 176 int php_http_array_apply_append_func(void *pDest TSRMLS_DC, int num_args, va_list args, zend_hash_key *hash_key)
 177 {
 178         int flags;
 179         char *key = NULL;
 180         HashTable *dst;
 181         zval **data = NULL, *value = *((zval **) pDest);
 182
 183         dst = va_arg(args, HashTable *);
 184         flags = va_arg(args, int);
 185
 186         if ((!(flags & ARRAY_JOIN_STRONLY)) || hash_key->nKeyLength) {
 187                 if ((flags & ARRAY_JOIN_PRETTIFY) && hash_key->nKeyLength) {
 188                         key = php_http_pretty_key(estrndup(hash_key->arKey, hash_key->nKeyLength - 1), hash_key->nKeyLength - 1, 1, 1);
 189                         zend_hash_find(dst, key, hash_key->nKeyLength, (void *) &data);
 190                 } else {
 191                         zend_hash_quick_find(dst, hash_key->arKey, hash_key->nKeyLength, hash_key->h, (void *) &data);
 192                 }
 193
 194                 if (flags & ARRAY_JOIN_STRINGIFY) {
 195                         value = php_http_zsep(1, IS_STRING, value);
 196                 } else {
 197                         Z_ADDREF_P(value);
 198                 }
 199
 200                 if (data) {
 201                         if (Z_TYPE_PP(data) != IS_ARRAY) {
 202                                 convert_to_array(*data);
 203                         }
 204                         add_next_index_zval(*data, value);
 205                 } else if (key) {
 206                         zend_symtable_update(dst, key, hash_key->nKeyLength, &value, sizeof(zval *), NULL);
 207                 } else {
 208                         zend_hash_quick_add(dst, hash_key->arKey, hash_key->nKeyLength, hash_key->h, &value, sizeof(zval *), NULL);
 209                 }
 210
 211                 if (key) {
 212                         efree(key);
 213                 }
 214         }
 215
 216         return ZEND_HASH_APPLY_KEEP;
 217 }
 218
 219 int php_http_array_apply_merge_func(void *pDest TSRMLS_DC, int num_args, va_list args, zend_hash_key *hash_key)
 220 {
 221         int flags;
 222         char *key = NULL;
 223         HashTable *dst;
 224         zval *value = *((zval **) pDest);
 225
 226         dst = va_arg(args, HashTable *);
 227         flags = va_arg(args, int);
 228
 229         if ((!(flags & ARRAY_JOIN_STRONLY)) || hash_key->nKeyLength) {
 230                 if (flags & ARRAY_JOIN_STRINGIFY) {
 231                         value = php_http_zsep(1, IS_STRING, value);
 232                 } else {
 233                         Z_ADDREF_P(value);
 234                 }
 235
 236                 if ((flags & ARRAY_JOIN_PRETTIFY) && hash_key->nKeyLength) {
 237                         key = php_http_pretty_key(estrndup(hash_key->arKey, hash_key->nKeyLength - 1), hash_key->nKeyLength - 1, 1, 1);
 238                         zend_hash_update(dst, key, hash_key->nKeyLength, (void *) &value, sizeof(zval *), NULL);
 239                         efree(key);
 240                 } else {
 241                         zend_hash_quick_update(dst, hash_key->arKey, hash_key->nKeyLength, hash_key->h, (void *) &value, sizeof(zval *), NULL);
 242                 }
 243         }
 244
 245         return ZEND_HASH_APPLY_KEEP;
 246 }
 247
 248 /* PASS CALLBACK */
 249
 250 size_t php_http_pass_fcall_callback(void *cb_arg, const char *str, size_t len)
 251 {
 252         php_http_pass_fcall_arg_t *fcd = cb_arg;
 253         zval *zdata;
 254         TSRMLS_FETCH_FROM_CTX(fcd->ts);
 255
 256         MAKE_STD_ZVAL(zdata);
 257         ZVAL_STRINGL(zdata, str, len, 1);
 258         if (SUCCESS == zend_fcall_info_argn(&fcd->fci TSRMLS_CC, 2, &fcd->fcz, &zdata)) {
 259                 zend_fcall_info_call(&fcd->fci, &fcd->fcc, NULL, NULL TSRMLS_CC);
 260                 zend_fcall_info_args_clear(&fcd->fci, 0);
 261         }
 262         zval_ptr_dtor(&zdata);
 263         return len;
 264 }
 265
 266
 267 /* ZEND */
 268
 269 /*
 270  * Local variables:
 271  * tab-width: 4
 272  * c-basic-offset: 4
 273  * End:
 274  * vim600: noet sw=4 ts=4 fdm=marker
 275  * vim<600: noet sw=4 ts=4
 276  */