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648f596a99
Renamed aes folder after source author Brian Gladman. Added SHA2 source files. Added USE_OPENSSL option to cmake. Changed hash that is stored in zip to SHA256. Commented out timestamping in windows since openssl does not support out of box.
184 lines
5.7 KiB
C
184 lines
5.7 KiB
C
/*
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---------------------------------------------------------------------------
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Copyright (c) 1998-2010, Brian Gladman, Worcester, UK. All rights reserved.
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The redistribution and use of this software (with or without changes)
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is allowed without the payment of fees or royalties provided that:
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source code distributions include the above copyright notice, this
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list of conditions and the following disclaimer;
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binary distributions include the above copyright notice, this list
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of conditions and the following disclaimer in their documentation.
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This software is provided 'as is' with no explicit or implied warranties
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in respect of its operation, including, but not limited to, correctness
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and fitness for purpose.
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---------------------------------------------------------------------------
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Issue Date: 20/12/2007
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*/
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#ifndef _SHA2_H
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#define _SHA2_H
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#include <stdlib.h>
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/* define for bit or byte oriented SHA */
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#if 1
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# define SHA2_BITS 0 /* byte oriented */
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#else
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# define SHA2_BITS 1 /* bit oriented */
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#endif
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/* define the hash functions that you need */
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/* define for 64-bit SHA384 and SHA512 */
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#define SHA_64BIT
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#define SHA_2 /* for dynamic hash length */
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#define SHA_224
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#define SHA_256
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#ifdef SHA_64BIT
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# define SHA_384
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# define SHA_512
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# define NEED_uint64_t
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#endif
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#define SHA2_MAX_DIGEST_SIZE 64
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#define SHA2_MAX_BLOCK_SIZE 128
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#include "brg_types.h"
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#if defined(__cplusplus)
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extern "C"
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{
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#endif
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/* Note that the following function prototypes are the same */
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/* for both the bit and byte oriented implementations. But */
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/* the length fields are in bytes or bits as is appropriate */
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/* for the version used. Bit sequences are arrays of bytes */
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/* in which bit sequence indexes increase from the most to */
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/* the least significant end of each byte. The value 'len' */
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/* in sha<nnn>_hash for the byte oriented versions of SHA2 */
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/* is limited to 2^29 bytes, but multiple calls will handle */
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/* longer data blocks. */
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#define SHA224_DIGEST_SIZE 28
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#define SHA224_BLOCK_SIZE 64
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#define SHA256_DIGEST_SIZE 32
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#define SHA256_BLOCK_SIZE 64
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/* type to hold the SHA256 (and SHA224) context */
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typedef struct
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{ uint32_t count[2];
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uint32_t hash[SHA256_DIGEST_SIZE >> 2];
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uint32_t wbuf[SHA256_BLOCK_SIZE >> 2];
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} sha256_ctx;
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typedef sha256_ctx sha224_ctx;
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VOID_RETURN sha256_compile(sha256_ctx ctx[1]);
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VOID_RETURN sha224_begin(sha224_ctx ctx[1]);
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#define sha224_hash sha256_hash
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VOID_RETURN sha224_end(unsigned char hval[], sha224_ctx ctx[1]);
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VOID_RETURN sha224(unsigned char hval[], const unsigned char data[], unsigned long len);
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VOID_RETURN sha256_begin(sha256_ctx ctx[1]);
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VOID_RETURN sha256_hash(const unsigned char data[], unsigned long len, sha256_ctx ctx[1]);
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VOID_RETURN sha256_end(unsigned char hval[], sha256_ctx ctx[1]);
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VOID_RETURN sha256(unsigned char hval[], const unsigned char data[], unsigned long len);
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#ifndef SHA_64BIT
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typedef struct
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{ union
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{ sha256_ctx ctx256[1];
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} uu[1];
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uint32_t sha2_len;
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} sha2_ctx;
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#else
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#define SHA384_DIGEST_SIZE 48
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#define SHA384_BLOCK_SIZE 128
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#define SHA512_DIGEST_SIZE 64
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#define SHA512_BLOCK_SIZE 128
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#define SHA512_128_DIGEST_SIZE 16
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#define SHA512_128_BLOCK_SIZE SHA512_BLOCK_SIZE
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#define SHA512_192_DIGEST_SIZE 24
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#define SHA512_192_BLOCK_SIZE SHA512_BLOCK_SIZE
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#define SHA512_224_DIGEST_SIZE 28
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#define SHA512_224_BLOCK_SIZE SHA512_BLOCK_SIZE
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#define SHA512_256_DIGEST_SIZE 32
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#define SHA512_256_BLOCK_SIZE SHA512_BLOCK_SIZE
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/* type to hold the SHA384 (and SHA512) context */
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typedef struct
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{ uint64_t count[2];
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uint64_t hash[SHA512_DIGEST_SIZE >> 3];
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uint64_t wbuf[SHA512_BLOCK_SIZE >> 3];
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} sha512_ctx;
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typedef sha512_ctx sha384_ctx;
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typedef struct
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{ union
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{ sha256_ctx ctx256[1];
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sha512_ctx ctx512[1];
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} uu[1];
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uint32_t sha2_len;
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} sha2_ctx;
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VOID_RETURN sha512_compile(sha512_ctx ctx[1]);
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VOID_RETURN sha384_begin(sha384_ctx ctx[1]);
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#define sha384_hash sha512_hash
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VOID_RETURN sha384_end(unsigned char hval[], sha384_ctx ctx[1]);
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VOID_RETURN sha384(unsigned char hval[], const unsigned char data[], unsigned long len);
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VOID_RETURN sha512_begin(sha512_ctx ctx[1]);
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VOID_RETURN sha512_hash(const unsigned char data[], unsigned long len, sha512_ctx ctx[1]);
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VOID_RETURN sha512_end(unsigned char hval[], sha512_ctx ctx[1]);
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VOID_RETURN sha512(unsigned char hval[], const unsigned char data[], unsigned long len);
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VOID_RETURN sha512_256_begin(sha512_ctx ctx[1]);
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#define sha512_256_hash sha512_hash
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VOID_RETURN sha512_256_end(unsigned char hval[], sha512_ctx ctx[1]);
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VOID_RETURN sha512_256(unsigned char hval[], const unsigned char data[], unsigned long len);
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VOID_RETURN sha512_224_begin(sha512_ctx ctx[1]);
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#define sha512_224_hash sha512_hash
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VOID_RETURN sha512_224_end(unsigned char hval[], sha512_ctx ctx[1]);
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VOID_RETURN sha512_224(unsigned char hval[], const unsigned char data[], unsigned long len);
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VOID_RETURN sha512_192_begin(sha512_ctx ctx[1]);
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#define sha512_192_hash sha512_hash
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VOID_RETURN sha512_192_end(unsigned char hval[], sha512_ctx ctx[1]);
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VOID_RETURN sha512_192(unsigned char hval[], const unsigned char data[], unsigned long len);
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VOID_RETURN sha512_128_begin(sha512_ctx ctx[1]);
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#define sha512_128_hash sha512_hash
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VOID_RETURN sha512_128_end(unsigned char hval[], sha512_ctx ctx[1]);
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VOID_RETURN sha512_128(unsigned char hval[], const unsigned char data[], unsigned long len);
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INT_RETURN sha2_begin(unsigned long size, sha2_ctx ctx[1]);
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VOID_RETURN sha2_hash(const unsigned char data[], unsigned long len, sha2_ctx ctx[1]);
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VOID_RETURN sha2_end(unsigned char hval[], sha2_ctx ctx[1]);
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INT_RETURN sha2(unsigned char hval[], unsigned long size, const unsigned char data[], unsigned long len);
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#endif
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#if defined(__cplusplus)
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}
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#endif
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#endif
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