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Diffstat (limited to '3rdParty/Ldns/src/include/ldns/sha2.h')
| -rw-r--r-- | 3rdParty/Ldns/src/include/ldns/sha2.h | 149 |
1 files changed, 149 insertions, 0 deletions
diff --git a/3rdParty/Ldns/src/include/ldns/sha2.h b/3rdParty/Ldns/src/include/ldns/sha2.h new file mode 100644 index 0000000..238767a --- /dev/null +++ b/3rdParty/Ldns/src/include/ldns/sha2.h @@ -0,0 +1,149 @@ +/* + * FILE: sha2.h + * AUTHOR: Aaron D. Gifford - http://www.aarongifford.com/ + * + * Copyright (c) 2000-2001, Aaron D. Gifford + * All rights reserved. + * + * Modified by Jelte Jansen to fit in ldns, and not clash with any + * system-defined SHA code. + * Changes: + * - Renamed (external) functions and constants to fit ldns style + * - Removed uintXX vs. u_intXX smartness, since ldns needs uintXX + * anyway + * - BYTE ORDER check replaced by simple ifdef as defined or not by + * configure.ac + * - Removed _End and _Data functions + * - Added ldns_shaX(data, len, digest) functions + * + * 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 $ + */ + +#ifndef __LDNS_SHA2_H__ +#define __LDNS_SHA2_H__ + +#ifdef __cplusplus +extern "C" { +#endif + + +/* + * Import u_intXX_t size_t type definitions from system headers. You + * may need to change this, or define these things yourself in this + * file. + */ +#include <sys/types.h> + +#if LDNS_BUILD_CONFIG_HAVE_INTTYPES_H + +#include <inttypes.h> + +#endif /* LDNS_BUILD_CONFIG_HAVE_INTTYPES_H */ + + +/*** SHA-256/384/512 Various Length Definitions ***********************/ +#define LDNS_SHA256_BLOCK_LENGTH 64 +#define LDNS_SHA256_DIGEST_LENGTH 32 +#define LDNS_SHA256_DIGEST_STRING_LENGTH (LDNS_SHA256_DIGEST_LENGTH * 2 + 1) +#define LDNS_SHA384_BLOCK_LENGTH 128 +#define LDNS_SHA384_DIGEST_LENGTH 48 +#define LDNS_SHA384_DIGEST_STRING_LENGTH (LDNS_SHA384_DIGEST_LENGTH * 2 + 1) +#define LDNS_SHA512_BLOCK_LENGTH 128 +#define LDNS_SHA512_DIGEST_LENGTH 64 +#define LDNS_SHA512_DIGEST_STRING_LENGTH (LDNS_SHA512_DIGEST_LENGTH * 2 + 1) + + +/*** SHA-256/384/512 Context Structures *******************************/ + +typedef struct _ldns_sha256_CTX { + uint32_t state[8]; + uint64_t bitcount; + uint8_t buffer[LDNS_SHA256_BLOCK_LENGTH]; +} ldns_sha256_CTX; +typedef struct _ldns_sha512_CTX { + uint64_t state[8]; + uint64_t bitcount[2]; + uint8_t buffer[LDNS_SHA512_BLOCK_LENGTH]; +} ldns_sha512_CTX; + +typedef ldns_sha512_CTX ldns_sha384_CTX; + + +/*** SHA-256/384/512 Function Prototypes ******************************/ +void ldns_sha256_init(ldns_sha256_CTX *); +void ldns_sha256_update(ldns_sha256_CTX*, const uint8_t*, size_t); +void ldns_sha256_final(uint8_t[LDNS_SHA256_DIGEST_LENGTH], ldns_sha256_CTX*); + +void ldns_sha384_init(ldns_sha384_CTX*); +void ldns_sha384_update(ldns_sha384_CTX*, const uint8_t*, size_t); +void ldns_sha384_final(uint8_t[LDNS_SHA384_DIGEST_LENGTH], ldns_sha384_CTX*); + +void ldns_sha512_init(ldns_sha512_CTX*); +void ldns_sha512_update(ldns_sha512_CTX*, const uint8_t*, size_t); +void ldns_sha512_final(uint8_t[LDNS_SHA512_DIGEST_LENGTH], ldns_sha512_CTX*); + +/** + * Convenience function to digest a fixed block of data at once. + * + * \param[in] data the data to digest + * \param[in] data_len the length of data in bytes + * \param[out] digest the length of data in bytes + * This pointer MUST have LDNS_SHA256_DIGEST_LENGTH bytes + * available + * \return the SHA1 digest of the given data + */ +unsigned char *ldns_sha256(unsigned char *data, unsigned int data_len, unsigned char *digest); + +/** + * Convenience function to digest a fixed block of data at once. + * + * \param[in] data the data to digest + * \param[in] data_len the length of data in bytes + * \param[out] digest the length of data in bytes + * This pointer MUST have LDNS_SHA384_DIGEST_LENGTH bytes + * available + * \return the SHA1 digest of the given data + */ +unsigned char *ldns_sha384(unsigned char *data, unsigned int data_len, unsigned char *digest); + +/** + * Convenience function to digest a fixed block of data at once. + * + * \param[in] data the data to digest + * \param[in] data_len the length of data in bytes + * \param[out] digest the length of data in bytes + * This pointer MUST have LDNS_SHA512_DIGEST_LENGTH bytes + * available + * \return the SHA1 digest of the given data + */ +unsigned char *ldns_sha512(unsigned char *data, unsigned int data_len, unsigned char *digest); + +#ifdef __cplusplus +} +#endif /* __cplusplus */ + +#endif /* __LDNS_SHA2_H__ */ |