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authorJelmer Vernooij <jelmer@samba.org>2008-09-24 15:30:23 +0200
committerJelmer Vernooij <jelmer@samba.org>2008-09-24 15:30:23 +0200
commit6925202bdee75d191bb5743659c53155ba1605ea (patch)
tree2a5c61b4ee46e66f637ebbe765b0eb8c07fbef0f /lib/crypto/hmacsha256.h
parent1ca2e4b99fadac78fd9c58ea9ec9973f19659203 (diff)
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Move source4/lib/crypto to lib/crypto.
Diffstat (limited to 'lib/crypto/hmacsha256.h')
-rw-r--r--lib/crypto/hmacsha256.h38
1 files changed, 38 insertions, 0 deletions
diff --git a/lib/crypto/hmacsha256.h b/lib/crypto/hmacsha256.h
new file mode 100644
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+++ b/lib/crypto/hmacsha256.h
@@ -0,0 +1,38 @@
+/*
+ Unix SMB/CIFS implementation.
+
+ Interface header: HMAC SHA256 code
+
+ Copyright (C) Andrew Tridgell 2008
+
+ based on hmacsha1.h which is:
+
+ Copyright (C) Stefan Metzmacher 2006
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef _HMAC_SHA256_H
+
+struct HMACSHA256Context {
+ SHA256_CTX ctx;
+ uint8_t k_ipad[65];
+ uint8_t k_opad[65];
+};
+
+void hmac_sha256_init(const uint8_t *key, size_t key_len, struct HMACSHA256Context *ctx);
+void hmac_sha256_update(const uint8_t *data, size_t data_len, struct HMACSHA256Context *ctx);
+void hmac_sha256_final(uint8_t digest[20], struct HMACSHA256Context *ctx);
+
+#endif /* _HMAC_SHA256_H */