Commit:    5c701d19aca937e28fca32934719836991b40cf0
Author:    Anatol Belski <a...@php.net>         Sat, 4 May 2013 12:16:38 +0200
Parents:   f1269d80c575e535370c813e8da154e0339203d0
Branches:  PHP-5.3 PHP-5.4 PHP-5.5 master

Link:       
http://git.php.net/?p=php-src.git;a=commitdiff;h=5c701d19aca937e28fca32934719836991b40cf0

Log:
better fix for bug #64770

Bugs:
https://bugs.php.net/64770

Changed paths:
  M  ext/standard/streamsfuncs.c
  M  ext/standard/tests/streams/bug64770.phpt


Diff:
diff --git a/ext/standard/streamsfuncs.c b/ext/standard/streamsfuncs.c
index 465d72d..20e74fe 100644
--- a/ext/standard/streamsfuncs.c
+++ b/ext/standard/streamsfuncs.c
@@ -611,7 +611,6 @@ static int stream_array_to_fd_set(zval *stream_array, 
fd_set *fds, php_socket_t
 {
        zval **elem;
        php_stream *stream;
-       php_socket_t this_fd = 0;
        int cnt = 0;
 
        if (Z_TYPE_P(stream_array) != IS_ARRAY) {
@@ -621,6 +620,11 @@ static int stream_array_to_fd_set(zval *stream_array, 
fd_set *fds, php_socket_t
                 zend_hash_get_current_data(Z_ARRVAL_P(stream_array), (void **) 
&elem) == SUCCESS;
                 zend_hash_move_forward(Z_ARRVAL_P(stream_array))) {
 
+               /* Temporary int fd is needed for the STREAM data type on 
windows, passing this_fd directly to php_stream_cast()
+                  would eventually bring a wrong result on x64. 
php_stream_cast() casts to int internally, and this will leave
+                  the higher bits of a SOCKET variable uninitialized on 
systems with little endian. */
+               int tmp_fd;
+
                php_stream_from_zval_no_verify(stream, elem);
                if (stream == NULL) {
                        continue;
@@ -630,7 +634,9 @@ static int stream_array_to_fd_set(zval *stream_array, 
fd_set *fds, php_socket_t
                 * when casting.  It is only used here so that the buffered 
data warning
                 * is not displayed.
                 * */
-               if (SUCCESS == php_stream_cast(stream, 
PHP_STREAM_AS_FD_FOR_SELECT | PHP_STREAM_CAST_INTERNAL, (void*)&this_fd, 1) && 
this_fd != -1) {
+               if (SUCCESS == php_stream_cast(stream, 
PHP_STREAM_AS_FD_FOR_SELECT | PHP_STREAM_CAST_INTERNAL, (void*)&tmp_fd, 1) && 
tmp_fd != -1) {
+
+                       php_socket_t this_fd = (php_socket_t)tmp_fd;
 
                        PHP_SAFE_FD_SET(this_fd, fds);
 
@@ -648,7 +654,6 @@ static int stream_array_from_fd_set(zval *stream_array, 
fd_set *fds TSRMLS_DC)
        zval **elem, **dest_elem;
        php_stream *stream;
        HashTable *new_hash;
-       php_socket_t this_fd = 0;
        int ret = 0;
 
        if (Z_TYPE_P(stream_array) != IS_ARRAY) {
@@ -661,6 +666,11 @@ static int stream_array_from_fd_set(zval *stream_array, 
fd_set *fds TSRMLS_DC)
                 zend_hash_get_current_data(Z_ARRVAL_P(stream_array), (void **) 
&elem) == SUCCESS;
                 zend_hash_move_forward(Z_ARRVAL_P(stream_array))) {
 
+               /* Temporary int fd is needed for the STREAM data type on 
windows, passing this_fd directly to php_stream_cast()
+                  would eventually bring a wrong result on x64. 
php_stream_cast() casts to int internally, and this will leave
+                  the higher bits of a SOCKET variable uninitialized on 
systems with little endian. */
+               int tmp_fd;
+
                php_stream_from_zval_no_verify(stream, elem);
                if (stream == NULL) {
                        continue;
@@ -670,7 +680,10 @@ static int stream_array_from_fd_set(zval *stream_array, 
fd_set *fds TSRMLS_DC)
                 * when casting.  It is only used here so that the buffered 
data warning
                 * is not displayed.
                 */
-               if (SUCCESS == php_stream_cast(stream, 
PHP_STREAM_AS_FD_FOR_SELECT | PHP_STREAM_CAST_INTERNAL, (void*)&this_fd, 1) && 
this_fd != -1) {
+               if (SUCCESS == php_stream_cast(stream, 
PHP_STREAM_AS_FD_FOR_SELECT | PHP_STREAM_CAST_INTERNAL, (void*)&tmp_fd, 1) && 
tmp_fd != -1) {
+
+                       php_socket_t this_fd = (php_socket_t)tmp_fd;
+
                        if (PHP_SAFE_FD_ISSET(this_fd, fds)) {
                                zend_hash_next_index_insert(new_hash, (void 
*)elem, sizeof(zval *), (void **)&dest_elem);
                                if (dest_elem) {
diff --git a/ext/standard/tests/streams/bug64770.phpt 
b/ext/standard/tests/streams/bug64770.phpt
index ae738d8..785c423 100644
--- a/ext/standard/tests/streams/bug64770.phpt
+++ b/ext/standard/tests/streams/bug64770.phpt
@@ -11,7 +11,8 @@ $descs = array(
 
 $other_opts = array('suppress_errors' => false, 'binary_pipes' => true);
 
-$p = proc_open('dir', $descs, $pipes, '.', NULL, $other_opts);
+$cmd = (substr(PHP_OS, 0, 3) == 'WIN') ? 'dir' : 'ls';
+$p = proc_open($cmd, $descs, $pipes, '.', NULL, $other_opts);
 
 if (is_resource($p)) {
        $data = '';


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