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Diffstat (limited to 'Build/source/texk/web2c/luatexdir/luapplib/util/utilsha.h')
-rw-r--r-- | Build/source/texk/web2c/luatexdir/luapplib/util/utilsha.h | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/Build/source/texk/web2c/luatexdir/luapplib/util/utilsha.h b/Build/source/texk/web2c/luatexdir/luapplib/util/utilsha.h new file mode 100644 index 00000000000..53f35458181 --- /dev/null +++ b/Build/source/texk/web2c/luatexdir/luapplib/util/utilsha.h @@ -0,0 +1,134 @@ +/* sha2 implementation by Aaron D. Gifford (http://www.aarongifford.com) */ + +#ifndef UTIL_SHA_H +#define UTIL_SHA_H + +#include <stddef.h> +#include <stdint.h> +#include "utildecl.h" + +/* begin of sha2.h */ + +/* + * FILE: sha2.h + * AUTHOR: Aaron D. Gifford - http://www.aarongifford.com/ + * + * Copyright (c) 2000-2001, Aaron D. Gifford + * All rights reserved. + * + * 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 above 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. Neither the name of the copyright holder nor the names of contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTOR(S) ``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 CONTRIBUTOR(S) 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. + * + * $Id: sha2.h,v 1.1 2001/11/08 00:02:01 adg Exp adg $ + */ + +/*** SHA-256/384/512 Various Length Definitions ***********************/ + +#define SHA256_BLOCK_LENGTH 64 +#define SHA256_DIGEST_LENGTH 32 +#define SHA256_DIGEST_STRING_LENGTH (SHA256_DIGEST_LENGTH * 2 + 1) +#define SHA384_BLOCK_LENGTH 128 +#define SHA384_DIGEST_LENGTH 48 +#define SHA384_DIGEST_STRING_LENGTH (SHA384_DIGEST_LENGTH * 2 + 1) +#define SHA512_BLOCK_LENGTH 128 +#define SHA512_DIGEST_LENGTH 64 +#define SHA512_DIGEST_STRING_LENGTH (SHA512_DIGEST_LENGTH * 2 + 1) + +typedef struct _SHA256_CTX { + uint32_t state[8]; + uint64_t bitcount; + union { + uint8_t buffer[SHA256_BLOCK_LENGTH]; + uint64_t buffer64[SHA256_BLOCK_LENGTH / sizeof(uint64_t)]; // to avoid warnings about violating aliasing rules + }; +} SHA256_CTX; + +typedef struct _SHA512_CTX { + uint64_t state[8]; + uint64_t bitcount[2]; + union { + uint8_t buffer[SHA512_BLOCK_LENGTH]; + uint64_t buffer64[SHA512_BLOCK_LENGTH / sizeof(uint64_t)]; + }; +} SHA512_CTX; + +typedef SHA512_CTX SHA384_CTX; + +/*** SHA-256/384/512 Function Prototypes ******************************/ + +/* +void SHA256_Init(SHA256_CTX *); +void SHA256_Update(SHA256_CTX*, const u_int8_t*, size_t); +void SHA256_Final(u_int8_t[SHA256_DIGEST_LENGTH], SHA256_CTX*); +char* SHA256_End(SHA256_CTX*, char[SHA256_DIGEST_STRING_LENGTH]); +char* SHA256_Data(const u_int8_t*, size_t, char[SHA256_DIGEST_STRING_LENGTH]); + +void SHA384_Init(SHA384_CTX*); +void SHA384_Update(SHA384_CTX*, const u_int8_t*, size_t); +void SHA384_Final(u_int8_t[SHA384_DIGEST_LENGTH], SHA384_CTX*); +char* SHA384_End(SHA384_CTX*, char[SHA384_DIGEST_STRING_LENGTH]); +char* SHA384_Data(const u_int8_t*, size_t, char[SHA384_DIGEST_STRING_LENGTH]); + +void SHA512_Init(SHA512_CTX*); +void SHA512_Update(SHA512_CTX*, const u_int8_t*, size_t); +void SHA512_Final(u_int8_t[SHA512_DIGEST_LENGTH], SHA512_CTX*); +char* SHA512_End(SHA512_CTX*, char[SHA512_DIGEST_STRING_LENGTH]); +char* SHA512_Data(const u_int8_t*, size_t, char[SHA512_DIGEST_STRING_LENGTH]); +*/ + +/* end of sha2.h */ + +#define sha256_state SHA256_CTX +#define sha384_state SHA384_CTX +#define sha512_state SHA512_CTX + +UTILAPI void sha256_init (sha256_state *state); +UTILAPI void sha384_init (sha384_state *state); +UTILAPI void sha512_init (sha512_state *state); + +UTILAPI void sha256_add (sha256_state *state, const void *data, size_t size); +UTILAPI void sha384_add (sha384_state *state, const void *data, size_t size); +UTILAPI void sha512_add (sha512_state *state, const void *data, size_t size); + +UTILAPI void sha256_put (sha256_state *state, uint8_t digest[SHA256_DIGEST_LENGTH]); +UTILAPI void sha384_put (sha384_state *state, uint8_t digest[SHA384_DIGEST_LENGTH]); +UTILAPI void sha512_put (sha512_state *state, uint8_t digest[SHA512_DIGEST_LENGTH]); + +UTILAPI void sha256 (const void *data, size_t size, uint8_t digest[SHA256_DIGEST_LENGTH]); +UTILAPI void sha384 (const void *data, size_t size, uint8_t digest[SHA384_DIGEST_LENGTH]); +UTILAPI void sha512 (const void *data, size_t size, uint8_t digest[SHA512_DIGEST_LENGTH]); + +UTILAPI void sha256init (void); +UTILAPI void sha384init (void); +UTILAPI void sha512init (void); + +UTILAPI void sha256add (const void *data, size_t size); +UTILAPI void sha384add (const void *data, size_t size); +UTILAPI void sha512add (const void *data, size_t size); + +UTILAPI void sha256put (uint8_t digest[SHA256_DIGEST_LENGTH]); +UTILAPI void sha384put (uint8_t digest[SHA384_DIGEST_LENGTH]); +UTILAPI void sha512put (uint8_t digest[SHA512_DIGEST_LENGTH]); + +#endif
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