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author | Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> | 2011-10-08 16:41:57 +0200 |
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committer | Sascha Hauer <s.hauer@pengutronix.de> | 2011-10-12 08:52:49 +0200 |
commit | e08eae4173812e3daa0169feac15ddc0a509bd78 (patch) | |
tree | a313a6772ed4be475b6d76755b763154b8897550 /crypto | |
parent | 05bd7afb3aa581366b41334be91dd01a185d803f (diff) | |
download | barebox-e08eae4173812e3daa0169feac15ddc0a509bd78.tar.gz barebox-e08eae4173812e3daa0169feac15ddc0a509bd78.tar.xz |
sha1: drop never used sha1_hmac
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'crypto')
-rw-r--r-- | crypto/sha1.c | 39 |
1 files changed, 0 insertions, 39 deletions
diff --git a/crypto/sha1.c b/crypto/sha1.c index b4e2abc003..e989c8ab20 100644 --- a/crypto/sha1.c +++ b/crypto/sha1.c @@ -291,45 +291,6 @@ static void sha1_finish (sha1_context * ctx, uint8_t output[20]) PUT_UINT32_BE (ctx->state[4], output, 16); } -/* - * Output = HMAC-SHA-1( input buffer, hmac key ) - */ -void sha1_hmac (uint8_t *key, uint32_t keylen, - uint8_t *input, uint32_t ilen, uint8_t output[20]) -{ - uint32_t i; - sha1_context ctx; - uint8_t k_ipad[64]; - uint8_t k_opad[64]; - uint8_t tmpbuf[20]; - - memset (k_ipad, 0x36, 64); - memset (k_opad, 0x5C, 64); - - for (i = 0; i < keylen; i++) { - if (i >= 64) - break; - - k_ipad[i] ^= key[i]; - k_opad[i] ^= key[i]; - } - - sha1_starts (&ctx); - sha1_update (&ctx, k_ipad, 64); - sha1_update (&ctx, input, ilen); - sha1_finish (&ctx, tmpbuf); - - sha1_starts (&ctx); - sha1_update (&ctx, k_opad, 64); - sha1_update (&ctx, tmpbuf, 20); - sha1_finish (&ctx, output); - - memset (k_ipad, 0, 64); - memset (k_opad, 0, 64); - memset (tmpbuf, 0, 20); - memset (&ctx, 0, sizeof (sha1_context)); -} - struct sha1 { sha1_context context; struct digest d; |