refactor php_stream_temp_create{,_ex} and use it for the php://input stream

ext/standard/php_fopen_wrapper.c

@@ -231,7 +231,7 @@ php_stream * php_stream_url_wrap_php(php_stream_wrapper *wrapper, const char *pa
 		if ((input->body = SG(request_info).request_body)) {
 			php_stream_rewind(input->body);
 		} else {
-			input->body = php_stream_temp_create(TEMP_STREAM_DEFAULT, SAPI_POST_BLOCK_SIZE);
+			input->body = php_stream_temp_create_ex(TEMP_STREAM_DEFAULT, SAPI_POST_BLOCK_SIZE, PG(upload_tmp_dir));
 			SG(request_info).request_body = input->body;
 		}
 

main/php_memory_streams.h

@@ -35,7 +35,8 @@
 #define php_stream_memory_get_buffer(stream, length) _php_stream_memory_get_buffer((stream), (length) STREAMS_CC TSRMLS_CC)
 
 #define php_stream_temp_new() php_stream_temp_create(TEMP_STREAM_DEFAULT, PHP_STREAM_MAX_MEM)
-#define php_stream_temp_create(mode, max_memory_usage) _php_stream_temp_create((mode), (max_memory_usage) STREAMS_CC TSRMLS_CC)
+#define php_stream_temp_create(mode, max_memory_usage) php_stream_temp_create_ex((mode), (max_memory_usage), NULL)
+#define php_stream_temp_create_ex(mode, max_memory_usage, tmpdir) _php_stream_temp_create_ex((mode), (max_memory_usage), (tmpdir) STREAMS_CC TSRMLS_CC)
 #define php_stream_temp_create_rel(mode, max_memory_usage) _php_stream_temp_create((mode), (max_memory_usage) STREAMS_REL_CC TSRMLS_CC)
 #define php_stream_temp_open(mode, max_memory_usage, buf, length) _php_stream_temp_open((mode), (max_memory_usage), (buf), (length) STREAMS_CC TSRMLS_CC)
 
@@ -45,6 +46,7 @@ PHPAPI php_stream *_php_stream_memory_open(int mode, char *buf, size_t length ST
 PHPAPI char *_php_stream_memory_get_buffer(php_stream *stream, size_t *length STREAMS_DC TSRMLS_DC);
 
 PHPAPI php_stream *_php_stream_temp_create(int mode, size_t max_memory_usage STREAMS_DC TSRMLS_DC);
+PHPAPI php_stream *_php_stream_temp_create_ex(int mode, size_t max_memory_usage, const char *tmpdir STREAMS_DC TSRMLS_DC);
 PHPAPI php_stream *_php_stream_temp_open(int mode, size_t max_memory_usage, char *buf, size_t length STREAMS_DC TSRMLS_DC);
 END_EXTERN_C()
 

main/streams/memory.c

@@ -352,6 +352,7 @@ typedef struct {
 	size_t      smax;
 	int			mode;
 	zval*       meta;
+	char*		tmpdir;
 } php_stream_temp_data;
 
 
@@ -369,7 +370,7 @@ static size_t php_stream_temp_write(php_stream *stream, const char *buf, size_t
 		char *membuf = php_stream_memory_get_buffer(ts->innerstream, &memsize);
 
 		if (memsize + count >= ts->smax) {
-			php_stream *file = php_stream_fopen_tmpfile();
+			php_stream *file = php_stream_fopen_temporary_file(ts->tmpdir, "php", NULL);
 			php_stream_write(file, membuf, memsize);
 			php_stream_free_enclosed(ts->innerstream, PHP_STREAM_FREE_CLOSE);
 			ts->innerstream = file;
@@ -420,6 +421,10 @@ static int php_stream_temp_close(php_stream *stream, int close_handle TSRMLS_DC)
 		zval_ptr_dtor(&ts->meta);
 	}
 
+	if (ts->tmpdir) {
+		efree(ts->tmpdir);
+	}
+
 	efree(ts);
 
 	return ret;
@@ -547,8 +552,8 @@ PHPAPI php_stream_ops	php_stream_temp_ops = {
 
 /* }}} */
 
-/* {{{ _php_stream_temp_create */
-PHPAPI php_stream *_php_stream_temp_create(int mode, size_t max_memory_usage STREAMS_DC TSRMLS_DC)
+/* {{{ _php_stream_temp_create_ex */
+PHPAPI php_stream *_php_stream_temp_create_ex(int mode, size_t max_memory_usage, const char *tmpdir STREAMS_DC TSRMLS_DC)
 {
 	php_stream_temp_data *self;
 	php_stream *stream;
@@ -556,7 +561,9 @@ PHPAPI php_stream *_php_stream_temp_create(int mode, size_t max_memory_usage STR
 	self = ecalloc(1, sizeof(*self));
 	self->smax = max_memory_usage;
 	self->mode = mode;
-	self->meta = NULL;
+	if (tmpdir) {
+		self->tmpdir = estrdup(tmpdir);
+	}
 	stream = php_stream_alloc_rel(&php_stream_temp_ops, self, 0, mode & TEMP_STREAM_READONLY ? "rb" : "w+b");
 	stream->flags |= PHP_STREAM_FLAG_NO_BUFFER;
 	self->innerstream = php_stream_memory_create_rel(mode);