nlopess Fri Dec 12 23:43:18 2008 UTC
Modified files: (Branch: PHP_5_3)
/php-src configure.in
/php-src/main spprintf.c
Log:
make *printf() functions do not read strings past their specified length (if
any)
http://cvs.php.net/viewvc.cgi/php-src/configure.in?r1=1.579.2.52.2.77.2.37&r2=1.579.2.52.2.77.2.38&diff_format=u
Index: php-src/configure.in
diff -u php-src/configure.in:1.579.2.52.2.77.2.37
php-src/configure.in:1.579.2.52.2.77.2.38
--- php-src/configure.in:1.579.2.52.2.77.2.37 Wed Dec 3 21:01:51 2008
+++ php-src/configure.in Fri Dec 12 23:43:17 2008
@@ -1,4 +1,4 @@
-## $Id: configure.in,v 1.579.2.52.2.77.2.37 2008/12/03 21:01:51 johannes Exp $
-*- autoconf -*-
+## $Id: configure.in,v 1.579.2.52.2.77.2.38 2008/12/12 23:43:17 nlopess Exp $
-*- autoconf -*-
dnl ## Process this file with autoconf to produce a configure script.
divert(1)
@@ -625,6 +625,7 @@
strdup \
strerror \
strftime \
+strnlen \
strptime \
strstr \
strtok_r \
http://cvs.php.net/viewvc.cgi/php-src/main/spprintf.c?r1=1.25.2.2.2.10.2.4&r2=1.25.2.2.2.10.2.5&diff_format=u
Index: php-src/main/spprintf.c
diff -u php-src/main/spprintf.c:1.25.2.2.2.10.2.4
php-src/main/spprintf.c:1.25.2.2.2.10.2.5
--- php-src/main/spprintf.c:1.25.2.2.2.10.2.4 Thu Feb 7 18:41:35 2008
+++ php-src/main/spprintf.c Fri Dec 12 23:43:18 2008
@@ -16,7 +16,7 @@
+----------------------------------------------------------------------+
*/
-/* $Id: spprintf.c,v 1.25.2.2.2.10.2.4 2008/02/07 18:41:35 helly Exp $ */
+/* $Id: spprintf.c,v 1.25.2.2.2.10.2.5 2008/12/12 23:43:18 nlopess Exp $ */
/* This is the spprintf implementation.
* It has emerged from apache snprintf. See original header:
@@ -76,6 +76,7 @@
* SIO stdio-replacement strx_* functions by Panos Tsirigotis
* <[email protected]> for xinetd.
*/
+#define _GNU_SOURCE
#include "php.h"
#include <stddef.h>
@@ -180,6 +181,14 @@
/* }}} */
+
+#if !HAVE_STRNLEN
+static size_t strnlen(const char *s, size_t maxlen) {
+ char *r = memchr(s, '\0', maxlen);
+ return r ? r-s : maxlen;
+}
+#endif
+
/*
* Do format conversion placing the output in buffer
*/
@@ -561,9 +570,11 @@
case 'v':
s = va_arg(ap, char *);
if (s != NULL) {
- s_len = strlen(s);
- if (adjust_precision &&
precision < s_len)
- s_len = precision;
+ if (!adjust_precision) {
+ s_len = strlen(s);
+ } else {
+ s_len = strnlen(s,
precision);
+ }
} else {
s = S_NULL;
s_len = S_NULL_LEN;
--
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