git.m6w6.name Git - m6w6/ext-http/blob - http_info_api.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) 2004-2006, Michael Wallner <mike@php.net>            |
  10     +--------------------------------------------------------------------+
  11 */
  12
  13 /* $Id$ */
  14
  15 #include "php_http.h"
  16
  17 #include "php_http_api.h"
  18 #include "php_http_info_api.h"
  19
  20 PHP_HTTP_API void _http_info_default_callback(void **nothing, HashTable **headers, http_info *info TSRMLS_DC)
  21 {
  22         zval array;
  23
  24         INIT_ZARR(array, *headers);
  25
  26         switch (info->type)
  27         {
  28                 case IS_HTTP_REQUEST:
  29                         add_assoc_string(&array, "Request Method", HTTP_INFO(info).request.method, 1);
  30                         add_assoc_string(&array, "Request Url", HTTP_INFO(info).request.url, 1);
  31                 break;
  32
  33                 case IS_HTTP_RESPONSE:
  34                         add_assoc_long(&array, "Response Code", (long) HTTP_INFO(info).response.code);
  35                         add_assoc_string(&array, "Response Status", HTTP_INFO(info).response.status, 1);
  36                 break;
  37         }
  38 }
  39
  40 PHP_HTTP_API void _http_info_dtor(http_info *i)
  41 {
  42         switch (i->type)
  43         {
  44                 case IS_HTTP_REQUEST:
  45                         STR_SET(HTTP_INFO(i).request.method, NULL);
  46                         STR_SET(HTTP_INFO(i).request.url, NULL);
  47                 break;
  48
  49                 case IS_HTTP_RESPONSE:
  50                         STR_SET(HTTP_INFO(i).response.status, NULL);
  51                 break;
  52
  53                 default:
  54                 break;
  55         }
  56 }
  57
  58 #if !defined(ZEND_ENGINE_2)
  59 inline char *php_memnstr(char *h, char *n, size_t n_len, char *e)
  60 {
  61         char *p;
  62
  63         if (e > h && b_len > 0) {
  64                 while (h != e) {
  65                         if (*h == *n) {
  66                                 for (p = n; *p == h[p-n]; ++p) {
  67                                         if (p == n+n_len-1) {
  68                                                 return h;
  69                                         }
  70                                 }
  71                         }
  72                         ++h;
  73                 }
  74         }
  75
  76         return NULL;
  77 }
  78 #endif
  79
  80 PHP_HTTP_API STATUS _http_info_parse_ex(const char *pre_header, http_info *info, zend_bool silent TSRMLS_DC)
  81 {
  82         const char *end, *http;
  83
  84         /* sane parameter */
  85         if ((!pre_header) || (!*pre_header)) {
  86                 if (!silent) {
  87                         http_error(HE_WARNING, HTTP_E_MALFORMED_HEADERS, "Empty pre-header HTTP info");
  88                 }
  89                 return FAILURE;
  90         }
  91
  92         /* where's the end of the line */
  93         if (!(end = http_locate_eol(pre_header, NULL))) {
  94                 end = pre_header + strlen(pre_header);
  95         }
  96
  97         /* there must be HTTP/1.x in the line
  98          * and nothing than SPACE or NUL after HTTP/1.x
  99          */
 100         if (    (!(http = php_memnstr((char *) pre_header, "HTTP/1.", lenof("HTTP/1."), (char *)end))) ||
 101                         (!(http < end)) ||
 102                         (!isdigit(http[lenof("HTTP/1.")])) ||
 103                         (http[lenof("HTTP/1.1")] && (!isspace(http[lenof("HTTP/1.1")])))) {
 104                 if (!silent) {
 105                         http_error(HE_WARNING, HTTP_E_MALFORMED_HEADERS, "Invalid or missing HTTP/1.x protocol identification");
 106                 }
 107                 return FAILURE;
 108         }
 109
 110 #if 0
 111         {
 112                 char *line = estrndup(pre_header, end - pre_header);
 113                 fprintf(stderr, "http_parse_info('%s')\n", line);
 114                 efree(line);
 115         }
 116 #endif
 117
 118         info->http.version = atof(http + lenof("HTTP/"));
 119
 120         /* is response */
 121         if (pre_header == http) {
 122                 char *status = NULL;
 123                 const char *code = http + sizeof("HTTP/1.1");
 124
 125                 info->type = IS_HTTP_RESPONSE;
 126                 HTTP_INFO(info).response.code = (code && (end > code)) ? strtol(code, &status, 10) : 0;
 127                 HTTP_INFO(info).response.status = (status && (end > ++status)) ? estrndup(status, end - status) : ecalloc(1,1);
 128
 129                 return SUCCESS;
 130         }
 131
 132         /* is request */
 133         else if (!http[lenof("HTTP/1.x")] || http[lenof("HTTP/1.x")] == '\r' || http[lenof("HTTP/1.x")] == '\n') {
 134                 const char *url = strchr(pre_header, ' ');
 135
 136                 info->type = IS_HTTP_REQUEST;
 137                 if (url && http > url) {
 138                         HTTP_INFO(info).request.method = estrndup(pre_header, url - pre_header);
 139                         HTTP_INFO(info).request.url = estrndup(url + 1, http - url - 2);
 140                 } else {
 141                         HTTP_INFO(info).request.method = ecalloc(1,1);
 142                         HTTP_INFO(info).request.url = ecalloc(1,1);
 143                 }
 144
 145                 return SUCCESS;
 146         }
 147
 148         /* some darn header containing HTTP/1.x */
 149         else {
 150                 return FAILURE;
 151         }
 152 }
 153
 154
 155 /*
 156  * Local variables:
 157  * tab-width: 4
 158  * c-basic-offset: 4
 159  * End:
 160  * vim600: noet sw=4 ts=4 fdm=marker
 161  * vim<600: noet sw=4 ts=4
 162  */
 163