From 68c9e3104d83febbcdb97cead0b8b6bfb6576d89 Mon Sep 17 00:00:00 2001 From: Linus Nordberg Date: Wed, 8 May 2013 20:21:18 +0200 Subject: [PATCH] Constify the MD5 implementation. --- lib/md5.c | 6 +++--- lib/md5.h | 2 +- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/lib/md5.c b/lib/md5.c index 7d43a60..f4ac436 100644 --- a/lib/md5.c +++ b/lib/md5.c @@ -89,9 +89,9 @@ * This processes one or more 64-byte data blocks, but does NOT update * the bit counters. There are no alignment requirements. */ -static void *body(MD5_CTX *ctx, void *data, unsigned long size) +static const void *body(MD5_CTX *ctx, const void *data, unsigned long size) { - unsigned char *ptr; + const unsigned char *ptr; MD5_u32plus a, b, c, d; MD5_u32plus saved_a, saved_b, saved_c, saved_d; @@ -207,7 +207,7 @@ void MD5_Init(MD5_CTX *ctx) ctx->hi = 0; } -void MD5_Update(MD5_CTX *ctx, void *data, unsigned long size) +void MD5_Update(MD5_CTX *ctx, const void *data, unsigned long size) { MD5_u32plus saved_lo; unsigned long used, free; diff --git a/lib/md5.h b/lib/md5.h index f1a6857..2da44bf 100644 --- a/lib/md5.h +++ b/lib/md5.h @@ -39,7 +39,7 @@ typedef struct { } MD5_CTX; extern void MD5_Init(MD5_CTX *ctx); -extern void MD5_Update(MD5_CTX *ctx, void *data, unsigned long size); +extern void MD5_Update(MD5_CTX *ctx, const void *data, unsigned long size); extern void MD5_Final(unsigned char *result, MD5_CTX *ctx); #endif -- 2.1.4