X-Git-Url: https://git.cryptolib.org/?a=blobdiff_plain;f=sha256.c;h=bf9103bae3f25121ba52d8fcd31cde47f552845d;hb=85b05e7b8648750d0077a74898733536e1b0712f;hp=fea934028cf43a52e553dede176c19c6a1731360;hpb=9b1bf59ca8d49db1a7495d95119c68d62b036c59;p=avr-crypto-lib.git

diff --git a/sha256.c b/sha256.c
index fea9340..bf9103b 100644
--- a/sha256.c
+++ b/sha256.c
@@ -180,12 +180,12 @@ void sha256_lastBlock(sha256_ctx_t *state, void* block, uint16_t length){
 /*
  * length in bits!
  */
-void sha256(sha256_hash_t *dest, void* msg, uint32_t length){ /* length could be choosen longer but this is for ?C */
+void sha256(sha256_hash_t *dest, void* msg, uint32_t length){ /* length could be choosen longer but this is for µC */
 	sha256_ctx_t s;
 	sha256_init(&s);
 	while(length >= SHA256_BLOCK_BITS){
 		sha256_nextBlock(&s, msg);
-		msg += SHA256_BLOCK_BITS/8;
+		msg = (uint8_t*)msg + SHA256_BLOCK_BITS/8;
 		length -= SHA256_BLOCK_BITS;
 	}
 	sha256_lastBlock(&s, msg, length);