Line data    Source code

       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         170 : php_http_version_t *php_http_version_init(php_http_version_t *v, unsigned major, unsigned minor TSRMLS_DC)
      16             : {
      17         170 :         if (!v) {
      18           0 :                 v = emalloc(sizeof(*v));
      19             :         }
      20             : 
      21         170 :         v->major = major;
      22         170 :         v->minor = minor;
      23             : 
      24         170 :         return v;
      25             : }
      26             : 
      27         160 : php_http_version_t *php_http_version_parse(php_http_version_t *v, const char *str TSRMLS_DC)
      28             : {
      29             :         long major, minor;
      30         160 :         char separator = 0;
      31         160 :         register const char *ptr = str;
      32             : 
      33         160 :         switch (*ptr) {
      34             :         case 'h':
      35             :         case 'H':
      36         136 :                 ++ptr; if (*ptr != 't' && *ptr != 'T') break;
      37         136 :                 ++ptr; if (*ptr != 't' && *ptr != 'T') break;
      38         136 :                 ++ptr; if (*ptr != 'p' && *ptr != 'P') break;
      39         136 :                 ++ptr; if (*ptr != '/') break;
      40         136 :                 ++ptr;
      41             :                 /* no break */
      42             :         default:
      43             :                 /* rfc7230#2.6 The HTTP version number consists of two decimal digits separated by a "." (period or decimal point) */
      44         160 :                 major = *ptr++ - '0';
      45         160 :                 if (major >= 0 && major <= 9) {
      46         159 :                         separator = *ptr++;
      47         159 :                         if (separator) {
      48         159 :                                 if (separator != '.' && separator != ',') {
      49           1 :                                         php_error_docref(NULL TSRMLS_CC, E_NOTICE, "Non-standard version separator '%c' in HTTP protocol version '%s'", separator, ptr - 2);
      50             :                                 }
      51         159 :                                 minor = *ptr - '0';
      52         159 :                                 if (minor >= 0 && minor <= 9) {
      53         159 :                                         return php_http_version_init(v, major, minor TSRMLS_CC);
      54             :                                 }
      55             :                         }
      56             :                 }
      57             :         }
      58             : 
      59           1 :         php_error_docref(NULL TSRMLS_CC, E_WARNING, "Could not parse HTTP protocol version '%s'", str);
      60           1 :         return NULL;
      61             : }
      62             : 
      63          38 : void php_http_version_to_string(php_http_version_t *v, char **str, size_t *len, const char *pre, const char *post TSRMLS_DC)
      64             : {
      65          38 :         *len = spprintf(str, 0, "%s%u.%u%s", pre ? pre : "", v->major, v->minor, post ? post : "");
      66          38 : }
      67             : 
      68          20 : void php_http_version_dtor(php_http_version_t *v)
      69             : {
      70             :         (void) v;
      71          20 : }
      72             : 
      73           0 : void php_http_version_free(php_http_version_t **v)
      74             : {
      75           0 :         if (*v) {
      76           0 :                 php_http_version_dtor(*v);
      77           0 :                 efree(*v);
      78           0 :                 *v = NULL;
      79             :         }
      80           0 : }
      81             : 
      82             : /*
      83             :  * Local variables:
      84             :  * tab-width: 4
      85             :  * c-basic-offset: 4
      86             :  * End:
      87             :  * vim600: noet sw=4 ts=4 fdm=marker
      88             :  * vim<600: noet sw=4 ts=4
      89             :  */
      90             :