From 4872dd03e73aac434d735782417e40ca33336dac Mon Sep 17 00:00:00 2001 From: Matthias Schiffer Date: Thu, 24 Apr 2014 03:17:46 +0200 Subject: Always use size_t for counters --- src/sha256.c | 13 +++++-------- 1 file changed, 5 insertions(+), 8 deletions(-) (limited to 'src/sha256.c') diff --git a/src/sha256.c b/src/sha256.c index 0e0aac0..38bc43d 100644 --- a/src/sha256.c +++ b/src/sha256.c @@ -37,7 +37,7 @@ static inline uint32_t rotr(uint32_t x, int r) { } static inline void copy_words(uint32_t w[8], const uint32_t *in, ssize_t *left) { - unsigned i; + size_t i; for (i = 0; i < 8; i++) { if (*left >= 4) { w[i] = ntohl(in[i]); @@ -81,7 +81,7 @@ static void sha256_list(uint32_t out[FASTD_SHA256_HASH_WORDS], const uint32_t *c 0x5be0cd19 }; ssize_t left = len; - unsigned i; + size_t i; while (left >= -8) { uint32_t w[64], v[8]; @@ -154,9 +154,8 @@ void fastd_sha256_blocks(fastd_sha256_t *out, ...) { } void fastd_sha256(fastd_sha256_t *out, const uint32_t *in, size_t len) { - size_t count = (len+FASTD_SHA256_BLOCK_BYTES-1) / FASTD_SHA256_BLOCK_BYTES; + size_t i, count = (len+FASTD_SHA256_BLOCK_BYTES-1) / FASTD_SHA256_BLOCK_BYTES; const uint32_t *blocks[count]; - unsigned i; for (i = 0; i < count; i++) blocks[i] = in + i*FASTD_SHA256_BLOCK_WORDS; @@ -186,10 +185,9 @@ static void hmacsha256_list(fastd_sha256_t *out, const uint32_t key[FASTD_HMACSH 0x5c5c5c5c, }; - size_t count = (len+FASTD_SHA256_BLOCK_BYTES-1) / FASTD_SHA256_BLOCK_BYTES; + size_t i, count = (len+FASTD_SHA256_BLOCK_BYTES-1) / FASTD_SHA256_BLOCK_BYTES; const uint32_t *blocks[count+2]; uint32_t ipad[8], opad[8]; - unsigned i; for (i = 0; i < 8; i++) { ipad[i] = key[i] ^ 0x36363636; @@ -246,9 +244,8 @@ bool fastd_hmacsha256_blocks_verify(const uint8_t mac[FASTD_SHA256_HASH_BYTES], } void fastd_hmacsha256(fastd_sha256_t *out, const uint32_t key[FASTD_HMACSHA256_KEY_WORDS], const uint32_t *in, size_t len) { - size_t count = (len+FASTD_SHA256_BLOCK_BYTES-1) / FASTD_SHA256_BLOCK_BYTES; + size_t i, count = (len+FASTD_SHA256_BLOCK_BYTES-1) / FASTD_SHA256_BLOCK_BYTES; const uint32_t *blocks[count]; - unsigned i; for (i = 0; i < count; i++) blocks[i] = in + i*FASTD_SHA256_BLOCK_WORDS; -- cgit v1.2.3