crypto: consistently use size_t as type for length parameters

size_t is the correct type to use for sizes.

1 files changed, 7 insertions, 1 deletions

diff --git a/libavutil/md5.h b/libavutil/md5.h
index c26318c01d..55e7c23417 100644
--- a/libavutil/md5.h
+++ b/libavutil/md5.h
@@ -21,6 +21,7 @@
 #ifndef AVUTIL_MD5_H
 #define AVUTIL_MD5_H
 
+#include <stddef.h>
 #include <stdint.h>
 
 #include "attributes.h"
@@ -36,9 +37,14 @@ struct AVMD5;
 
 struct AVMD5 *av_md5_alloc(void);
 void av_md5_init(struct AVMD5 *ctx);
-void av_md5_update(struct AVMD5 *ctx, const uint8_t *src, const int len);
 void av_md5_final(struct AVMD5 *ctx, uint8_t *dst);
+#if FF_API_CRYPTO_SIZE_T
+void av_md5_update(struct AVMD5 *ctx, const uint8_t *src, const int len);
 void av_md5_sum(uint8_t *dst, const uint8_t *src, const int len);
+#else
+void av_md5_update(struct AVMD5 *ctx, const uint8_t *src, size_t len);
+void av_md5_sum(uint8_t *dst, const uint8_t *src, size_t len);
+#endif
 
 /**
  * @}