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) 2004-2010, Michael Wallner <mike@php.net>            |
  10     +--------------------------------------------------------------------+
  11 */
  12
  13 /* $Id $ */
  14
  15 #include "php_http.h"
  16
  17 /* SLEEP */
  18
  19 PHP_HTTP_API void php_http_sleep(double s)
  20 {
  21 #if defined(PHP_WIN32)
  22         Sleep((DWORD) PHP_HTTP_MSEC(s));
  23 #elif defined(HAVE_USLEEP)
  24         usleep(PHP_HTTP_USEC(s));
  25 #elif defined(HAVE_NANOSLEEP)
  26         struct timespec req, rem;
  27
  28         req.tv_sec = (time_t) s;
  29         req.tv_nsec = PHP_HTTP_NSEC(s) % PHP_HTTP_NANOSEC;
  30
  31         while (nanosleep(&req, &rem) && (errno == EINTR) && (PHP_HTTP_NSEC(rem.tv_sec) + rem.tv_nsec) > PHP_HTTP_NSEC(PHP_HTTP_DIFFSEC))) {
  32                 req.tv_sec = rem.tv_sec;
  33                 req.tv_nsec = rem.tv_nsec;
  34         }
  35 #else
  36         struct timeval timeout;
  37
  38         timeout.tv.sec = (time_t) s;
  39         timeout.tv_usec = PHP_HTTP_USEC(s) % PHP_HTTP_MCROSEC;
  40
  41         select(0, NULL, NULL, NULL, &timeout);
  42 #endif
  43 }
  44
  45
  46 /* STRING UTILITIES */
  47
  48 int php_http_match(const char *haystack_str, const char *needle_str, int flags)
  49 {
  50         int result;
  51
  52         if (flags & PHP_HTTP_MATCH_FULL) {
  53                 if (flags & PHP_HTTP_MATCH_CASE) {
  54                         result = !strcmp(haystack_str, needle_str);
  55                 } else {
  56                         result = !strcasecmp(haystack_str, needle_str);
  57                 }
  58         } else {
  59                 char *found, *haystack = estrdup(haystack_str), *needle = estrdup(needle_str);
  60
  61                 if (flags & PHP_HTTP_MATCH_CASE) {
  62                         found = zend_memnstr(haystack, needle, strlen(needle), haystack+strlen(haystack));
  63                 } else {
  64                         found = php_stristr(haystack, needle, strlen(haystack), strlen(needle));
  65                 }
  66
  67                 if (found) {
  68                         if (!(flags & PHP_HTTP_MATCH_WORD)
  69                         ||      (       (found == haystack || !PHP_HTTP_IS_CTYPE(alnum, *(found - 1)))
  70                                 &&      (!*(found + strlen(needle)) || !PHP_HTTP_IS_CTYPE(alnum, *(found + strlen(needle))))
  71                                 )
  72                         ) {
  73                                 result = 1;
  74                         }
  75                 }
  76
  77                 STR_FREE(haystack);
  78                 STR_FREE(needle);
  79         }
  80
  81         return result;
  82 }
  83
  84 char *php_http_pretty_key(char *key, size_t key_len, zend_bool uctitle, zend_bool xhyphen)
  85 {
  86         size_t i;
  87         int wasalpha;
  88
  89         if (key && key_len) {
  90                 if ((wasalpha = PHP_HTTP_IS_CTYPE(alpha, key[0]))) {
  91                         key[0] = (char) (uctitle ? PHP_HTTP_TO_CTYPE(upper, key[0]) : PHP_HTTP_TO_CTYPE(lower, key[0]));
  92                 }
  93                 for (i = 1; i < key_len; i++) {
  94                         if (PHP_HTTP_IS_CTYPE(alpha, key[i])) {
  95                                 key[i] = (char) (((!wasalpha) && uctitle) ? PHP_HTTP_TO_CTYPE(upper, key[i]) : PHP_HTTP_TO_CTYPE(lower, key[i]));
  96                                 wasalpha = 1;
  97                         } else {
  98                                 if (xhyphen && (key[i] == '_')) {
  99                                         key[i] = '-';
 100                                 }
 101                                 wasalpha = 0;
 102                         }
 103                 }
 104         }
 105         return key;
 106 }
 107
 108
 109 size_t php_http_boundary(char *buf, size_t buf_len TSRMLS_DC)
 110 {
 111         return snprintf(buf, buf_len, "%lu%0.9f", (ulong) PHP_HTTP_G->env.request.time, (float) php_combined_lcg(TSRMLS_C));
 112 }
 113
 114 /* ARRAYS */
 115
 116 int php_http_array_apply_append_func(void *pDest TSRMLS_DC, int num_args, va_list args, zend_hash_key *hash_key)
 117 {
 118         int flags;
 119         char *key = NULL;
 120         HashTable *dst;
 121         zval **data = NULL, **value = (zval **) pDest;
 122
 123         dst = va_arg(args, HashTable *);
 124         flags = va_arg(args, int);
 125
 126         if ((!(flags & ARRAY_JOIN_STRONLY)) || hash_key->nKeyLength) {
 127                 if ((flags & ARRAY_JOIN_PRETTIFY) && hash_key->nKeyLength) {
 128                         key = php_http_pretty_key(estrndup(hash_key->arKey, hash_key->nKeyLength - 1), hash_key->nKeyLength - 1, 1, 1);
 129                         zend_hash_find(dst, key, hash_key->nKeyLength, (void *) &data);
 130                 } else {
 131                         zend_hash_quick_find(dst, hash_key->arKey, hash_key->nKeyLength, hash_key->h, (void *) &data);
 132                 }
 133
 134                 Z_ADDREF_P(*value);
 135                 if (data) {
 136                         if (Z_TYPE_PP(data) != IS_ARRAY) {
 137                                 convert_to_array(*data);
 138                         }
 139                         add_next_index_zval(*data, *value);
 140                 } else if (key) {
 141                         zend_hash_add(dst, key, hash_key->nKeyLength, value, sizeof(zval *), NULL);
 142                 } else {
 143                         zend_hash_quick_add(dst, hash_key->arKey, hash_key->nKeyLength, hash_key->h, value, sizeof(zval *), NULL);
 144                 }
 145
 146                 if (key) {
 147                         efree(key);
 148                 }
 149         }
 150
 151         return ZEND_HASH_APPLY_KEEP;
 152 }
 153
 154 int php_http_array_apply_merge_func(void *pDest TSRMLS_DC, int num_args, va_list args, zend_hash_key *hash_key)
 155 {
 156         int flags;
 157         char *key = NULL;
 158         HashTable *dst;
 159         zval **value = (zval **) pDest;
 160
 161         dst = va_arg(args, HashTable *);
 162         flags = va_arg(args, int);
 163
 164         if ((!(flags & ARRAY_JOIN_STRONLY)) || hash_key->nKeyLength) {
 165                 Z_ADDREF_P(*value);
 166                 if ((flags & ARRAY_JOIN_PRETTIFY) && hash_key->nKeyLength) {
 167                         key = php_http_pretty_key(estrndup(hash_key->arKey, hash_key->nKeyLength - 1), hash_key->nKeyLength - 1, 1, 1);
 168                         zend_hash_update(dst, key, hash_key->nKeyLength, (void *) value, sizeof(zval *), NULL);
 169                         efree(key);
 170                 } else {
 171                         zend_hash_quick_update(dst, hash_key->arKey, hash_key->nKeyLength, hash_key->h, (void *) value, sizeof(zval *), NULL);
 172                 }
 173         }
 174
 175         return ZEND_HASH_APPLY_KEEP;
 176 }
 177
 178 /* PASS CALLBACK */
 179
 180 PHP_HTTP_API size_t php_http_pass_wrapper(php_http_pass_callback_arg_t *cb, const char *str, size_t len)
 181 {
 182         TSRMLS_FETCH();
 183         return cb->cb_zts(cb->cb_arg, str, len TSRMLS_CC);
 184 }
 185
 186 /* ERROR */
 187
 188 static inline int scope_error_handling(long type TSRMLS_DC)
 189 {
 190         if ((type == E_THROW) || (EG(error_handling) == EH_THROW)) {
 191                 return EH_THROW;
 192         }
 193
 194         if (EG(This) && instanceof_function(Z_OBJCE_P(EG(This)), php_http_object_class_entry)) {
 195                 return php_http_object_get_error_handling(EG(This) TSRMLS_CC);
 196         }
 197
 198         return EH_NORMAL;
 199 }
 200
 201 void php_http_error(long type TSRMLS_DC, long code, const char *format, ...)
 202 {
 203         va_list args;
 204
 205         va_start(args, format);
 206         switch (scope_error_handling(type TSRMLS_CC)) {
 207                 case EH_THROW: {
 208                         char *message;
 209                         zend_class_entry *ce;
 210
 211                         if (EG(exception_class) && instanceof_function(EG(exception_class), php_http_exception_class_entry)) {
 212                                 ce = EG(exception_class);
 213                         } else {
 214                                 ce = php_http_exception_get_for_code(code);
 215                         }
 216
 217                         vspprintf(&message, 0, format, args);
 218                         zend_throw_exception(ce, message, code TSRMLS_CC);
 219                         efree(message);
 220                         break;
 221                 }
 222                 case EH_NORMAL:
 223                         php_verror(NULL, "", type, format, args TSRMLS_CC);
 224                         break;
 225                 case EH_SUPPRESS:
 226                         break;
 227         }
 228         va_end(args);
 229 }
 230
 231 /*
 232  * Local variables:
 233  * tab-width: 4
 234  * c-basic-offset: 4
 235  * End:
 236  * vim600: noet sw=4 ts=4 fdm=marker
 237  * vim<600: noet sw=4 ts=4
 238  */