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Diffstat (limited to 'include/iprt/sha.h')
| -rw-r--r-- | include/iprt/sha.h | 521 |
1 files changed, 521 insertions, 0 deletions
diff --git a/include/iprt/sha.h b/include/iprt/sha.h new file mode 100644 index 00000000..c7cc2b5f --- /dev/null +++ b/include/iprt/sha.h @@ -0,0 +1,521 @@ +/** @file + * IPRT - SHA1 digest creation + */ + +/* + * Copyright (C) 2009-2020 Oracle Corporation + * + * This file is part of VirtualBox Open Source Edition (OSE), as + * available from http://www.virtualbox.org. This file is free software; + * you can redistribute it and/or modify it under the terms of the GNU + * General Public License (GPL) as published by the Free Software + * Foundation, in version 2 as it comes in the "COPYING" file of the + * VirtualBox OSE distribution. VirtualBox OSE is distributed in the + * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind. + * + * The contents of this file may alternatively be used under the terms + * of the Common Development and Distribution License Version 1.0 + * (CDDL) only, as it comes in the "COPYING.CDDL" file of the + * VirtualBox OSE distribution, in which case the provisions of the + * CDDL are applicable instead of those of the GPL. + * + * You may elect to license modified versions of this file under the + * terms and conditions of either the GPL or the CDDL or both. + */ + +#ifndef IPRT_INCLUDED_sha_h +#define IPRT_INCLUDED_sha_h +#ifndef RT_WITHOUT_PRAGMA_ONCE +# pragma once +#endif + +#include <iprt/types.h> + +RT_C_DECLS_BEGIN + +/** @defgroup grp_rt_sha RTSha - SHA Family of Hash Functions + * @ingroup grp_rt + * @{ + */ + +/** The size of a SHA-1 hash. */ +#define RTSHA1_HASH_SIZE 20 +/** The length of a SHA-1 digest string. The terminator is not included. */ +#define RTSHA1_DIGEST_LEN 40 + +/** + * SHA-1 context. + */ +typedef union RTSHA1CONTEXT +{ + uint64_t u64BetterAlignment; + uint8_t abPadding[8 + (5 + 80) * 4 + 4]; +#ifdef RT_SHA1_PRIVATE_CONTEXT + SHA_CTX Private; +#endif +#ifdef RT_SHA1_PRIVATE_ALT_CONTEXT + RTSHA1ALTPRIVATECTX AltPrivate; +#endif +} RTSHA1CONTEXT; +/** Pointer to an SHA-1 context. */ +typedef RTSHA1CONTEXT *PRTSHA1CONTEXT; + +/** + * Compute the SHA-1 hash of the data. + * + * @param pvBuf Pointer to the data. + * @param cbBuf The amount of data (in bytes). + * @param pabHash Where to store the hash. (What is passed is a pointer to + * the caller's buffer.) + */ +RTDECL(void) RTSha1(const void *pvBuf, size_t cbBuf, uint8_t pabHash[RTSHA1_HASH_SIZE]); + +/** + * Computes the SHA-1 hash for the given data comparing it with the one given. + * + * @returns true on match, false on mismatch. + * @param pvBuf Pointer to the data. + * @param cbBuf The amount of data (in bytes). + * @param pabHash The hash to verify. (What is passed is a pointer to the + * caller's buffer.) + */ +RTDECL(bool) RTSha1Check(const void *pvBuf, size_t cbBuf, uint8_t const pabHash[RTSHA1_HASH_SIZE]); + +/** + * Initializes the SHA-1 context. + * + * @param pCtx Pointer to the SHA-1 context. + */ +RTDECL(void) RTSha1Init(PRTSHA1CONTEXT pCtx); + +/** + * Feed data into the SHA-1 computation. + * + * @param pCtx Pointer to the SHA-1 context. + * @param pvBuf Pointer to the data. + * @param cbBuf The length of the data (in bytes). + */ +RTDECL(void) RTSha1Update(PRTSHA1CONTEXT pCtx, const void *pvBuf, size_t cbBuf); + +/** + * Compute the SHA-1 hash of the data. + * + * @param pCtx Pointer to the SHA-1 context. + * @param pabHash Where to store the hash. (What is passed is a pointer to + * the caller's buffer.) + */ +RTDECL(void) RTSha1Final(PRTSHA1CONTEXT pCtx, uint8_t pabHash[RTSHA1_HASH_SIZE]); + +/** + * Converts a SHA-1 hash to a digest string. + * + * @returns IPRT status code. + * + * @param pabHash The binary digest returned by RTSha1Final or RTSha1. + * @param pszDigest Where to return the stringified digest. + * @param cchDigest The size of the output buffer. Should be at least + * RTSHA1_DIGEST_LEN + 1 bytes. + */ +RTDECL(int) RTSha1ToString(uint8_t const pabHash[RTSHA1_HASH_SIZE], char *pszDigest, size_t cchDigest); + +/** + * Converts a SHA-1 hash to a digest string. + * + * @returns IPRT status code. + * + * @param pszDigest The stringified digest. Leading and trailing spaces are + * ignored. + * @param pabHash Where to store the hash. (What is passed is a pointer to + * the caller's buffer.) + */ +RTDECL(int) RTSha1FromString(char const *pszDigest, uint8_t pabHash[RTSHA1_HASH_SIZE]); + +/** + * Creates a SHA1 digest for the given memory buffer. + * + * @returns iprt status code. + * + * @param pvBuf Memory buffer to create a SHA1 digest for. + * @param cbBuf The amount of data (in bytes). + * @param ppszDigest On success the SHA1 digest. + * @param pfnProgressCallback optional callback for the progress indication + * @param pvUser user defined pointer for the callback + */ +RTR3DECL(int) RTSha1Digest(void* pvBuf, size_t cbBuf, char **ppszDigest, PFNRTPROGRESS pfnProgressCallback, void *pvUser); + +/** + * Creates a SHA1 digest for the given file. + * + * @returns iprt status code. + * + * @param pszFile Filename to create a SHA1 digest for. + * @param ppszDigest On success the SHA1 digest. + * @param pfnProgressCallback optional callback for the progress indication + * @param pvUser user defined pointer for the callback + */ +RTR3DECL(int) RTSha1DigestFromFile(const char *pszFile, char **ppszDigest, PFNRTPROGRESS pfnProgressCallback, void *pvUser); + + + +/** The size of a SHA-256 hash. */ +#define RTSHA256_HASH_SIZE 32 +/** The length of a SHA-256 digest string. The terminator is not included. */ +#define RTSHA256_DIGEST_LEN 64 + +/** + * SHA-256 context. + */ +typedef union RTSHA256CONTEXT +{ + uint64_t u64BetterAlignment; + uint8_t abPadding[8 + (8 + 80) * 4]; +#ifdef RT_SHA256_PRIVATE_CONTEXT + SHA256_CTX Private; +#endif +#ifdef RT_SHA256_PRIVATE_ALT_CONTEXT + RTSHA256ALTPRIVATECTX AltPrivate; +#endif +} RTSHA256CONTEXT; +/** Pointer to an SHA-256 context. */ +typedef RTSHA256CONTEXT *PRTSHA256CONTEXT; + +/** + * Compute the SHA-256 hash of the data. + * + * @param pvBuf Pointer to the data. + * @param cbBuf The amount of data (in bytes). + * @param pabHash Where to store the hash. (What is passed is a pointer to + * the caller's buffer.) + */ +RTDECL(void) RTSha256(const void *pvBuf, size_t cbBuf, uint8_t pabHash[RTSHA256_HASH_SIZE]); + +/** + * Computes the SHA-256 hash for the given data comparing it with the one given. + * + * @returns true on match, false on mismatch. + * @param pvBuf Pointer to the data. + * @param cbBuf The amount of data (in bytes). + * @param pabHash The hash to verify. (What is passed is a pointer to the + * caller's buffer.) + */ +RTDECL(bool) RTSha256Check(const void *pvBuf, size_t cbBuf, uint8_t const pabHash[RTSHA256_HASH_SIZE]); + +/** + * Initializes the SHA-256 context. + * + * @param pCtx Pointer to the SHA-256 context. + */ +RTDECL(void) RTSha256Init(PRTSHA256CONTEXT pCtx); + +/** + * Feed data into the SHA-256 computation. + * + * @param pCtx Pointer to the SHA-256 context. + * @param pvBuf Pointer to the data. + * @param cbBuf The length of the data (in bytes). + */ +RTDECL(void) RTSha256Update(PRTSHA256CONTEXT pCtx, const void *pvBuf, size_t cbBuf); + +/** + * Compute the SHA-256 hash of the data. + * + * @param pCtx Pointer to the SHA-256 context. + * @param pabHash Where to store the hash. (What is passed is a pointer to + * the caller's buffer.) + */ +RTDECL(void) RTSha256Final(PRTSHA256CONTEXT pCtx, uint8_t pabHash[RTSHA256_HASH_SIZE]); + +/** + * Converts a SHA-256 hash to a digest string. + * + * @returns IPRT status code. + * + * @param pabHash The binary digest returned by RTSha256Final or RTSha256. + * @param pszDigest Where to return the stringified digest. + * @param cchDigest The size of the output buffer. Should be at least + * RTSHA256_DIGEST_LEN + 1 bytes. + */ +RTDECL(int) RTSha256ToString(uint8_t const pabHash[RTSHA256_HASH_SIZE], char *pszDigest, size_t cchDigest); + +/** + * Converts a SHA-256 hash to a digest string. + * + * @returns IPRT status code. + * + * @param pszDigest The stringified digest. Leading and trailing spaces are + * ignored. + * @param pabHash Where to store the hash. (What is passed is a pointer to + * the caller's buffer.) + */ +RTDECL(int) RTSha256FromString(char const *pszDigest, uint8_t pabHash[RTSHA256_HASH_SIZE]); + +/** + * Creates a SHA256 digest for the given memory buffer. + * + * @returns iprt status code. + * + * @param pvBuf Memory buffer to create a + * SHA256 digest for. + * @param cbBuf The amount of data (in bytes). + * @param ppszDigest On success the SHA256 digest. + * @param pfnProgressCallback optional callback for the progress indication + * @param pvUser user defined pointer for the callback + */ +RTR3DECL(int) RTSha256Digest(void* pvBuf, size_t cbBuf, char **ppszDigest, PFNRTPROGRESS pfnProgressCallback, void *pvUser); + +/** + * Creates a SHA256 digest for the given file. + * + * @returns iprt status code. + * + * @param pszFile Filename to create a SHA256 + * digest for. + * @param ppszDigest On success the SHA256 digest. + * @param pfnProgressCallback optional callback for the progress indication + * @param pvUser user defined pointer for the callback + */ +RTR3DECL(int) RTSha256DigestFromFile(const char *pszFile, char **ppszDigest, PFNRTPROGRESS pfnProgressCallback, void *pvUser); + + + +/** The size of a SHA-224 hash. */ +#define RTSHA224_HASH_SIZE 28 +/** The length of a SHA-224 digest string. The terminator is not included. */ +#define RTSHA224_DIGEST_LEN 56 + +/** SHA-224 context (same as for SHA-256). */ +typedef RTSHA256CONTEXT RTSHA224CONTEXT; +/** Pointer to an SHA-224 context. */ +typedef RTSHA256CONTEXT *PRTSHA224CONTEXT; + +/** + * Compute the SHA-224 hash of the data. + * + * @param pvBuf Pointer to the data. + * @param cbBuf The amount of data (in bytes). + * @param pabHash Where to store the hash. (What is passed is a pointer to + * the caller's buffer.) + */ +RTDECL(void) RTSha224(const void *pvBuf, size_t cbBuf, uint8_t pabHash[RTSHA224_HASH_SIZE]); + +/** + * Computes the SHA-224 hash for the given data comparing it with the one given. + * + * @returns true on match, false on mismatch. + * @param pvBuf Pointer to the data. + * @param cbBuf The amount of data (in bytes). + * @param pabHash The hash to verify. (What is passed is a pointer to the + * caller's buffer.) + */ +RTDECL(bool) RTSha224Check(const void *pvBuf, size_t cbBuf, uint8_t const pabHash[RTSHA224_HASH_SIZE]); + +/** + * Initializes the SHA-224 context. + * + * @param pCtx Pointer to the SHA-224 context. + */ +RTDECL(void) RTSha224Init(PRTSHA224CONTEXT pCtx); + +/** + * Feed data into the SHA-224 computation. + * + * @param pCtx Pointer to the SHA-224 context. + * @param pvBuf Pointer to the data. + * @param cbBuf The length of the data (in bytes). + */ +RTDECL(void) RTSha224Update(PRTSHA224CONTEXT pCtx, const void *pvBuf, size_t cbBuf); + +/** + * Compute the SHA-224 hash of the data. + * + * @param pCtx Pointer to the SHA-224 context. + * @param pabHash Where to store the hash. (What is passed is a pointer to + * the caller's buffer.) + */ +RTDECL(void) RTSha224Final(PRTSHA224CONTEXT pCtx, uint8_t pabHash[RTSHA224_HASH_SIZE]); + +/** + * Converts a SHA-224 hash to a digest string. + * + * @returns IPRT status code. + * + * @param pabHash The binary digest returned by RTSha224Final or RTSha224. + * @param pszDigest Where to return the stringified digest. + * @param cchDigest The size of the output buffer. Should be at least + * RTSHA224_DIGEST_LEN + 1 bytes. + */ +RTDECL(int) RTSha224ToString(uint8_t const pabHash[RTSHA224_HASH_SIZE], char *pszDigest, size_t cchDigest); + +/** + * Converts a SHA-224 hash to a digest string. + * + * @returns IPRT status code. + * + * @param pszDigest The stringified digest. Leading and trailing spaces are + * ignored. + * @param pabHash Where to store the hash. (What is passed is a pointer to + * the caller's buffer.) + */ +RTDECL(int) RTSha224FromString(char const *pszDigest, uint8_t pabHash[RTSHA224_HASH_SIZE]); + +/** + * Creates a SHA224 digest for the given memory buffer. + * + * @returns iprt status code. + * + * @param pvBuf Memory buffer to create a SHA224 digest for. + * @param cbBuf The amount of data (in bytes). + * @param ppszDigest On success the SHA224 digest. + * @param pfnProgressCallback optional callback for the progress indication + * @param pvUser user defined pointer for the callback + */ +RTR3DECL(int) RTSha224Digest(void* pvBuf, size_t cbBuf, char **ppszDigest, PFNRTPROGRESS pfnProgressCallback, void *pvUser); + +/** + * Creates a SHA224 digest for the given file. + * + * @returns iprt status code. + * + * @param pszFile Filename to create a SHA224 digest for. + * @param ppszDigest On success the SHA224 digest. + * @param pfnProgressCallback optional callback for the progress indication + * @param pvUser user defined pointer for the callback + */ +RTR3DECL(int) RTSha224DigestFromFile(const char *pszFile, char **ppszDigest, PFNRTPROGRESS pfnProgressCallback, void *pvUser); + + + +/** The size of a SHA-512 hash. */ +#define RTSHA512_HASH_SIZE 64 +/** The length of a SHA-512 digest string. The terminator is not included. */ +#define RTSHA512_DIGEST_LEN 128 + +/** + * SHA-512 context. + */ +typedef union RTSHA512CONTEXT +{ + uint64_t u64BetterAlignment; + uint8_t abPadding[16 + (80 + 8) * 8]; +#ifdef RT_SHA512_PRIVATE_CONTEXT + SHA512_CTX Private; +#endif +#ifdef RT_SHA512_PRIVATE_ALT_CONTEXT + RTSHA512ALTPRIVATECTX AltPrivate; +#endif +} RTSHA512CONTEXT; +/** Pointer to an SHA-512 context. */ +typedef RTSHA512CONTEXT *PRTSHA512CONTEXT; + +/** + * Compute the SHA-512 hash of the data. + * + * @param pvBuf Pointer to the data. + * @param cbBuf The amount of data (in bytes). + * @param pabHash Where to store the hash. (What is passed is a pointer to + * the caller's buffer.) + */ +RTDECL(void) RTSha512(const void *pvBuf, size_t cbBuf, uint8_t pabHash[RTSHA512_HASH_SIZE]); + +/** + * Computes the SHA-512 hash for the given data comparing it with the one given. + * + * @returns true on match, false on mismatch. + * @param pvBuf Pointer to the data. + * @param cbBuf The amount of data (in bytes). + * @param pabHash The hash to verify. (What is passed is a pointer to the + * caller's buffer.) + */ +RTDECL(bool) RTSha512Check(const void *pvBuf, size_t cbBuf, uint8_t const pabHash[RTSHA512_HASH_SIZE]); + +/** + * Initializes the SHA-512 context. + * + * @param pCtx Pointer to the SHA-512 context. + */ +RTDECL(void) RTSha512Init(PRTSHA512CONTEXT pCtx); + +/** + * Feed data into the SHA-512 computation. + * + * @param pCtx Pointer to the SHA-512 context. + * @param pvBuf Pointer to the data. + * @param cbBuf The length of the data (in bytes). + */ +RTDECL(void) RTSha512Update(PRTSHA512CONTEXT pCtx, const void *pvBuf, size_t cbBuf); + +/** + * Compute the SHA-512 hash of the data. + * + * @param pCtx Pointer to the SHA-512 context. + * @param pabHash Where to store the hash. (What is passed is a pointer to + * the caller's buffer.) + */ +RTDECL(void) RTSha512Final(PRTSHA512CONTEXT pCtx, uint8_t pabHash[RTSHA512_HASH_SIZE]); + +/** + * Converts a SHA-512 hash to a digest string. + * + * @returns IPRT status code. + * + * @param pabHash The binary digest returned by RTSha512Final or RTSha512. + * @param pszDigest Where to return the stringified digest. + * @param cchDigest The size of the output buffer. Should be at least + * RTSHA512_DIGEST_LEN + 1 bytes. + */ +RTDECL(int) RTSha512ToString(uint8_t const pabHash[RTSHA512_HASH_SIZE], char *pszDigest, size_t cchDigest); + +/** + * Converts a SHA-512 hash to a digest string. + * + * @returns IPRT status code. + * + * @param pszDigest The stringified digest. Leading and trailing spaces are + * ignored. + * @param pabHash Where to store the hash. (What is passed is a pointer to + * the caller's buffer.) + */ +RTDECL(int) RTSha512FromString(char const *pszDigest, uint8_t pabHash[RTSHA512_HASH_SIZE]); + + +/** Macro for declaring the interface for a SHA-512 variation. + * @internal */ +#define RTSHA512_DECLARE_VARIANT(a_Name, a_UName) \ + typedef RTSHA512CONTEXT RT_CONCAT3(RTSHA,a_UName,CONTEXT); \ + typedef RTSHA512CONTEXT *RT_CONCAT3(PRTSHA,a_UName,CONTEXT); \ + RTDECL(void) RT_CONCAT(RTSha,a_Name)(const void *pvBuf, size_t cbBuf, uint8_t pabHash[RT_CONCAT3(RTSHA,a_UName,_HASH_SIZE)]); \ + RTDECL(bool) RT_CONCAT3(RTSha,a_Name,Check)(const void *pvBuf, size_t cbBuf, uint8_t const pabHash[RT_CONCAT3(RTSHA,a_UName,_HASH_SIZE)]); \ + RTDECL(void) RT_CONCAT3(RTSha,a_Name,Init)(RT_CONCAT3(PRTSHA,a_UName,CONTEXT) pCtx); \ + RTDECL(void) RT_CONCAT3(RTSha,a_Name,Update)(RT_CONCAT3(PRTSHA,a_UName,CONTEXT) pCtx, const void *pvBuf, size_t cbBuf); \ + RTDECL(void) RT_CONCAT3(RTSha,a_Name,Final)(RT_CONCAT3(PRTSHA,a_UName,CONTEXT) pCtx, uint8_t pabHash[RT_CONCAT3(RTSHA,a_UName,_HASH_SIZE)]); \ + RTDECL(int) RT_CONCAT3(RTSha,a_Name,ToString)(uint8_t const pabHash[RT_CONCAT3(RTSHA,a_UName,_HASH_SIZE)], char *pszDigest, size_t cchDigest); \ + RTDECL(int) RT_CONCAT3(RTSha,a_Name,FromString)(char const *pszDigest, uint8_t pabHash[RT_CONCAT3(RTSHA,a_UName,_HASH_SIZE)]) + + +/** The size of a SHA-384 hash. */ +#define RTSHA384_HASH_SIZE 48 +/** The length of a SHA-384 digest string. The terminator is not included. */ +#define RTSHA384_DIGEST_LEN 96 +RTSHA512_DECLARE_VARIANT(384,384); + +/** The size of a SHA-512/224 hash. */ +#define RTSHA512T224_HASH_SIZE 28 +/** The length of a SHA-512/224 digest string. The terminator is not + * included. */ +#define RTSHA512T224_DIGEST_LEN 56 +RTSHA512_DECLARE_VARIANT(512t224,512T224); + +/** The size of a SHA-512/256 hash. */ +#define RTSHA512T256_HASH_SIZE 32 +/** The length of a SHA-512/256 digest string. The terminator is not + * included. */ +#define RTSHA512T256_DIGEST_LEN 64 +RTSHA512_DECLARE_VARIANT(512t256,512T256); + + +/** @} */ + +RT_C_DECLS_END + +#endif /* !IPRT_INCLUDED_sha_h */ + |