int -> size_t

main/php_streams.h

@@ -511,7 +511,7 @@ END_EXTERN_C()
 #define PHP_STREAM_COPY_ALL		((size_t)-1)
 
 BEGIN_EXTERN_C()
-PHPAPI size_t _php_stream_ucopy_to_stream(php_stream *src, php_stream *dest, size_t maxlen, int maxchars STREAMS_DC TSRMLS_DC);
+PHPAPI size_t _php_stream_ucopy_to_stream(php_stream *src, php_stream *dest, size_t maxlen, size_t maxchars STREAMS_DC TSRMLS_DC);
 PHPAPI size_t _php_stream_copy_to_stream(php_stream *src, php_stream *dest, size_t maxlen STREAMS_DC TSRMLS_DC);
 /* Preserve "characters" semantics by having maxlen refer to maxchars in a unicode context */
 #define php_stream_copy_to_stream(src, dest, maxlen)	( ((src)->readbuf_type == IS_STRING) \

main/streams/streams.c

@@ -1734,7 +1734,7 @@ PHPAPI size_t _php_stream_copy_to_mem_ex(php_stream *src, zend_uchar rettype, vo
 }
 
 /* Designed for copying UChars (taking into account both maxlen and maxchars) */
-PHPAPI size_t _php_stream_ucopy_to_stream(php_stream *src, php_stream *dest, size_t maxlen, int maxchars STREAMS_DC TSRMLS_DC)
+PHPAPI size_t _php_stream_ucopy_to_stream(php_stream *src, php_stream *dest, size_t maxlen, size_t maxchars STREAMS_DC TSRMLS_DC)
 {
 	size_t haveread = 0;
 	php_stream_statbuf ssbuf;