X-Git-Url: https://git.m6w6.name/?p=m6w6%2Fext-http;a=blobdiff_plain;f=php_http_version.c;h=7adef9d3c897ce66f5923b981c74bd3b46a992d0;hp=4b80504cb7ad5e7be0a53b559a07c7f5383ab4f6;hb=refs%2Fheads%2Fv2.3.x;hpb=8b8cdb96032f50d57dbdad74ae45336d01a7f0c5

diff --git a/php_http_version.c b/php_http_version.c
index 4b80504..7adef9d 100644
--- a/php_http_version.c
+++ b/php_http_version.c
@@ -6,7 +6,7 @@
     | modification, are permitted provided that the conditions mentioned |
     | in the accompanying LICENSE file are met.                          |
     +--------------------------------------------------------------------+
-    | Copyright (c) 2004-2013, Michael Wallner <mike@php.net>            |
+    | Copyright (c) 2004-2014, Michael Wallner <mike@php.net>            |
     +--------------------------------------------------------------------+
 */
 
@@ -26,20 +26,38 @@ php_http_version_t *php_http_version_init(php_http_version_t *v, unsigned major,
 
 php_http_version_t *php_http_version_parse(php_http_version_t *v, const char *str TSRMLS_DC)
 {
-	php_http_version_t tmp;
+	long major, minor;
 	char separator = 0;
+	register const char *ptr = str;
 
-	if (3 != sscanf(str, "HTTP/%u%c%u", &tmp.major, &separator, &tmp.minor)
-	&&	3 != sscanf(str, "%u%c%u", &tmp.major, &separator, &tmp.minor)) {
-		php_error_docref(NULL TSRMLS_CC, E_WARNING, "Could not parse HTTP protocol version '%s'", str);
-		return NULL;
+	switch (*ptr) {
+	case 'h':
+	case 'H':
+		++ptr; if (*ptr != 't' && *ptr != 'T') break;
+		++ptr; if (*ptr != 't' && *ptr != 'T') break;
+		++ptr; if (*ptr != 'p' && *ptr != 'P') break;
+		++ptr; if (*ptr != '/') break;
+		++ptr;
+		/* no break */
+	default:
+		/* rfc7230#2.6 The HTTP version number consists of two decimal digits separated by a "." (period or decimal point) */
+		major = *ptr++ - '0';
+		if (major >= 0 && major <= 9) {
+			separator = *ptr++;
+			if (separator) {
+				if (separator != '.' && separator != ',') {
+					php_error_docref(NULL TSRMLS_CC, E_NOTICE, "Non-standard version separator '%c' in HTTP protocol version '%s'", separator, ptr - 2);
+				}
+				minor = *ptr - '0';
+				if (minor >= 0 && minor <= 9) {
+					return php_http_version_init(v, major, minor TSRMLS_CC);
+				}
+			}
+		}
 	}
 
-	if (separator && separator != '.' && separator != ',') {
-		php_error_docref(NULL TSRMLS_CC, E_NOTICE, "Non-standard version separator '%c' in HTTP protocol version '%s'", separator, str);
-	}
-
-	return php_http_version_init(v, tmp.major, tmp.minor TSRMLS_CC);
+	php_error_docref(NULL TSRMLS_CC, E_WARNING, "Could not parse HTTP protocol version '%s'", str);
+	return NULL;
 }
 
 void php_http_version_to_string(php_http_version_t *v, char **str, size_t *len, const char *pre, const char *post TSRMLS_DC)