diff options
Diffstat (limited to 'include/openssl/hmac.h')
| -rw-r--r-- | include/openssl/hmac.h | 205 |
1 files changed, 110 insertions, 95 deletions
diff --git a/include/openssl/hmac.h b/include/openssl/hmac.h index 71d7d65916..5f14a85baa 100644 --- a/include/openssl/hmac.h +++ b/include/openssl/hmac.h @@ -1,95 +1,110 @@ -/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) - * All rights reserved. - * - * This package is an SSL implementation written - * by Eric Young (eay@cryptsoft.com). - * The implementation was written so as to conform with Netscapes SSL. - * - * This library is free for commercial and non-commercial use as long as - * the following conditions are aheared to. The following conditions - * apply to all code found in this distribution, be it the RC4, RSA, - * lhash, DES, etc., code; not just the SSL code. The SSL documentation - * included with this distribution is covered by the same copyright terms - * except that the holder is Tim Hudson (tjh@cryptsoft.com). - * - * Copyright remains Eric Young's, and as such any Copyright notices in - * the code are not to be removed. - * If this package is used in a product, Eric Young should be given attribution - * as the author of the parts of the library used. - * This can be in the form of a textual message at program startup or - * in documentation (online or textual) provided with the package. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * "This product includes cryptographic software written by - * Eric Young (eay@cryptsoft.com)" - * The word 'cryptographic' can be left out if the rouines from the library - * being used are not cryptographic related :-). - * 4. If you include any Windows specific code (or a derivative thereof) from - * the apps directory (application code) you must include an acknowledgement: - * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" - * - * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * The licence and distribution terms for any publically available version or - * derivative of this code cannot be changed. i.e. this code cannot simply be - * copied and put under another distribution licence - * [including the GNU Public Licence.] - */ -#ifndef HEADER_HMAC_H -# define HEADER_HMAC_H - -# include <openssl/opensslconf.h> - -# include <openssl/evp.h> - -# define HMAC_MAX_MD_CBLOCK 128/* largest known is SHA512 */ - -#ifdef __cplusplus -extern "C" { -#endif - -size_t HMAC_size(HMAC_CTX *e); -HMAC_CTX *HMAC_CTX_new(void); -int HMAC_CTX_reset(HMAC_CTX *ctx); -void HMAC_CTX_free(HMAC_CTX *ctx); - -DEPRECATEDIN_1_1_0(__owur int HMAC_Init(HMAC_CTX *ctx, const void *key, int len, - const EVP_MD *md)) - -/*__owur*/ int HMAC_Init_ex(HMAC_CTX *ctx, const void *key, int len, - const EVP_MD *md, ENGINE *impl); -/*__owur*/ int HMAC_Update(HMAC_CTX *ctx, const unsigned char *data, - size_t len); -/*__owur*/ int HMAC_Final(HMAC_CTX *ctx, unsigned char *md, - unsigned int *len); -unsigned char *HMAC(const EVP_MD *evp_md, const void *key, int key_len, - const unsigned char *d, size_t n, unsigned char *md, - unsigned int *md_len); -__owur int HMAC_CTX_copy(HMAC_CTX *dctx, HMAC_CTX *sctx); - -void HMAC_CTX_set_flags(HMAC_CTX *ctx, unsigned long flags); - -#ifdef __cplusplus -} -#endif - -#endif +/* crypto/hmac/hmac.h */
+/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
+ * All rights reserved.
+ *
+ * This package is an SSL implementation written
+ * by Eric Young (eay@cryptsoft.com).
+ * The implementation was written so as to conform with Netscapes SSL.
+ *
+ * This library is free for commercial and non-commercial use as long as
+ * the following conditions are aheared to. The following conditions
+ * apply to all code found in this distribution, be it the RC4, RSA,
+ * lhash, DES, etc., code; not just the SSL code. The SSL documentation
+ * included with this distribution is covered by the same copyright terms
+ * except that the holder is Tim Hudson (tjh@cryptsoft.com).
+ *
+ * Copyright remains Eric Young's, and as such any Copyright notices in
+ * the code are not to be removed.
+ * If this package is used in a product, Eric Young should be given attribution
+ * as the author of the parts of the library used.
+ * This can be in the form of a textual message at program startup or
+ * in documentation (online or textual) provided with the package.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * "This product includes cryptographic software written by
+ * Eric Young (eay@cryptsoft.com)"
+ * The word 'cryptographic' can be left out if the rouines from the library
+ * being used are not cryptographic related :-).
+ * 4. If you include any Windows specific code (or a derivative thereof) from
+ * the apps directory (application code) you must include an acknowledgement:
+ * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * The licence and distribution terms for any publically available version or
+ * derivative of this code cannot be changed. i.e. this code cannot simply be
+ * copied and put under another distribution licence
+ * [including the GNU Public Licence.]
+ */
+#ifndef HEADER_HMAC_H
+#define HEADER_HMAC_H
+
+#include <openssl/opensslconf.h>
+
+#ifdef OPENSSL_NO_HMAC
+#error HMAC is disabled.
+#endif
+
+#include <openssl/evp.h>
+
+#define HMAC_MAX_MD_CBLOCK 128 /* largest known is SHA512 */
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct hmac_ctx_st
+ {
+ const EVP_MD *md;
+ EVP_MD_CTX md_ctx;
+ EVP_MD_CTX i_ctx;
+ EVP_MD_CTX o_ctx;
+ unsigned int key_length;
+ unsigned char key[HMAC_MAX_MD_CBLOCK];
+ } HMAC_CTX;
+
+#define HMAC_size(e) (EVP_MD_size((e)->md))
+
+
+void HMAC_CTX_init(HMAC_CTX *ctx);
+void HMAC_CTX_cleanup(HMAC_CTX *ctx);
+
+#define HMAC_cleanup(ctx) HMAC_CTX_cleanup(ctx) /* deprecated */
+
+int HMAC_Init(HMAC_CTX *ctx, const void *key, int len,
+ const EVP_MD *md); /* deprecated */
+int HMAC_Init_ex(HMAC_CTX *ctx, const void *key, int len,
+ const EVP_MD *md, ENGINE *impl);
+int HMAC_Update(HMAC_CTX *ctx, const unsigned char *data, size_t len);
+int HMAC_Final(HMAC_CTX *ctx, unsigned char *md, unsigned int *len);
+unsigned char *HMAC(const EVP_MD *evp_md, const void *key, int key_len,
+ const unsigned char *d, size_t n, unsigned char *md,
+ unsigned int *md_len);
+int HMAC_CTX_copy(HMAC_CTX *dctx, HMAC_CTX *sctx);
+
+void HMAC_CTX_set_flags(HMAC_CTX *ctx, unsigned long flags);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
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