fix datatype mismatch warn

diff --git a/win32/winutil.c b/win32/winutil.c
index 5203fb4e66ffb3b16548e2ab456e348dff1fbb94..eab3df9cdaf560544005ded6c99fffb279acd659 100644 (file)
--- a/win32/winutil.c
+++ b/win32/winutil.c
@@ -115,7 +115,8 @@ PHPAPI int php_win32_get_random_bytes(unsigned char *buf, size_t size) {  /* {{{
                return FAILURE;
        }
 
-       ret = CryptGenRandom(hCryptProv, size, buf);
+       /* XXX should go in the loop if size exceeds UINT_MAX */
+       ret = CryptGenRandom(hCryptProv, (DWORD)size, buf);
 
        if (ret) {
                return SUCCESS;