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Diffstat (limited to 'include/rtl/digest.h')
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diff --git a/include/rtl/digest.h b/include/rtl/digest.h new file mode 100644 index 000000000..4f6dd13ca --- /dev/null +++ b/include/rtl/digest.h @@ -0,0 +1,640 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +#ifndef INCLUDED_RTL_DIGEST_H +#define INCLUDED_RTL_DIGEST_H + +#include "sal/config.h" + +#include "sal/saldllapi.h" +#include "sal/types.h" + +#ifdef __cplusplus +extern "C" { +#endif + +/** Digest Handle opaque type. + */ +typedef void* rtlDigest; + + +/** Digest Algorithm enumeration. + @see rtl_digest_create() + */ +enum __rtl_DigestAlgorithm +{ + rtl_Digest_AlgorithmMD2, + rtl_Digest_AlgorithmMD5, + rtl_Digest_AlgorithmSHA, + rtl_Digest_AlgorithmSHA1, + + rtl_Digest_AlgorithmHMAC_MD5, + rtl_Digest_AlgorithmHMAC_SHA1, + + rtl_Digest_AlgorithmInvalid, + rtl_Digest_Algorithm_FORCE_EQUAL_SIZE = SAL_MAX_ENUM +}; + +/** Digest Algorithm type. + */ +typedef enum __rtl_DigestAlgorithm rtlDigestAlgorithm; + + +/** Error Code enumeration. + */ +enum __rtl_DigestError +{ + rtl_Digest_E_None, + rtl_Digest_E_Argument, + rtl_Digest_E_Algorithm, + rtl_Digest_E_BufferSize, + rtl_Digest_E_Memory, + rtl_Digest_E_Unknown, + rtl_Digest_E_FORCE_EQUAL_SIZE = SAL_MAX_ENUM +}; + +/** Error Code type. + */ +typedef enum __rtl_DigestError rtlDigestError; + + +/** Create a digest handle for the given algorithm. + @see rtlDigestAlgorithm + + @param[in] Algorithm digest algorithm. + @return Digest handle, or 0 upon failure. + */ +SAL_DLLPUBLIC rtlDigest SAL_CALL rtl_digest_create ( + rtlDigestAlgorithm Algorithm +) SAL_THROW_EXTERN_C(); + + +/** Destroy a digest handle. + @post Digest handle destroyed and invalid. + @param[in] Digest digest handle to be destroyed. + @return None. + */ +SAL_DLLPUBLIC void SAL_CALL rtl_digest_destroy ( + rtlDigest Digest +) SAL_THROW_EXTERN_C(); + + +/** Query the algorithm of a given digest. + @param[in] Digest digest handle. + @return digest algorithm, or <code>rtl_Digest_AlgorithmInvalid</code> upon failure. + */ +SAL_DLLPUBLIC rtlDigestAlgorithm SAL_CALL rtl_digest_queryAlgorithm ( + rtlDigest Digest +) SAL_THROW_EXTERN_C(); + + +/** Query the length of a given digest. + @param[in] Digest digest handle. + @return digest length, or 0 upon failure. + */ +SAL_DLLPUBLIC sal_uInt32 SAL_CALL rtl_digest_queryLength ( + rtlDigest Digest +) SAL_THROW_EXTERN_C(); + + +/** Initialize a digest with given data. + @param[in] Digest digest handle. + @param[in] pData data buffer. + @param[in] nDatLen data length. + + @retval rtl_Digest_E_None upon success. + */ +SAL_DLLPUBLIC rtlDigestError SAL_CALL rtl_digest_init ( + rtlDigest Digest, + const sal_uInt8 *pData, sal_uInt32 nDatLen +) SAL_THROW_EXTERN_C(); + + +/** Update a digest with given data. + @param[in] Digest digest handle. + @param[in] pData data buffer. + @param[in] nDatLen data length. + + @retval rtl_Digest_E_None upon success. + */ +SAL_DLLPUBLIC rtlDigestError SAL_CALL rtl_digest_update ( + rtlDigest Digest, + const void *pData, sal_uInt32 nDatLen +) SAL_THROW_EXTERN_C(); + + +/** Finalize a digest and retrieve the digest value. + @pre Digest value length must not be less than digest length. + @post Digest initialized to accept another update sequence. + @see rtl_digest_queryLength() + @see rtl_digest_update() + + @param[in] Digest digest handle. + @param[in] pBuffer digest value buffer. + @param[in] nBufLen digest value length. + + @retval rtl_Digest_E_None upon success. + */ +SAL_DLLPUBLIC rtlDigestError SAL_CALL rtl_digest_get ( + rtlDigest Digest, + sal_uInt8 *pBuffer, sal_uInt32 nBufLen +) SAL_THROW_EXTERN_C(); + +#define RTL_DIGEST_LENGTH_MD2 16 + +/** Create a MD2 digest handle. + + The MD2 digest algorithm is specified in + RFC 1319 (Informational) + The MD2 Message-Digest Algorithm + + @see rtl_digest_create() + */ +SAL_DLLPUBLIC rtlDigest SAL_CALL rtl_digest_createMD2 (void) SAL_THROW_EXTERN_C(); + + +/** Destroy a MD2 digest handle. + @see rtl_digest_destroy() + */ +SAL_DLLPUBLIC void SAL_CALL rtl_digest_destroyMD2 ( + rtlDigest Digest +) SAL_THROW_EXTERN_C(); + +/** Update a MD2 digest with given data. + @see rtl_digest_update() + */ +SAL_DLLPUBLIC rtlDigestError SAL_CALL rtl_digest_updateMD2 ( + rtlDigest Digest, + const void *pData, sal_uInt32 nDatLen +) SAL_THROW_EXTERN_C(); + +/** Finalize a MD2 digest and retrieve the digest value. + @see rtl_digest_get() + */ +SAL_DLLPUBLIC rtlDigestError SAL_CALL rtl_digest_getMD2 ( + rtlDigest Digest, + sal_uInt8 *pBuffer, sal_uInt32 nBufLen +) SAL_THROW_EXTERN_C(); + +/** Evaluate a MD2 digest value from given data. + + This function performs an optimized call sequence on a + single data buffer, avoiding digest creation and destruction. + + @see rtl_digest_updateMD2() + @see rtl_digest_getMD2() + + @param[in] pData data buffer. + @param[in] nDatLen data length. + @param[in] pBuffer digest value buffer. + @param[in] nBufLen digest value length. + + @retval rtl_Digest_E_None upon success. + */ +SAL_DLLPUBLIC rtlDigestError SAL_CALL rtl_digest_MD2 ( + const void *pData, sal_uInt32 nDatLen, + sal_uInt8 *pBuffer, sal_uInt32 nBufLen +) SAL_THROW_EXTERN_C(); + +#define RTL_DIGEST_LENGTH_MD5 16 + +/** Create a MD5 digest handle. + + The MD5 digest algorithm is specified in + RFC 1321 (Informational) + The MD5 Message-Digest Algorithm + + @see rtl_digest_create() + */ +SAL_DLLPUBLIC rtlDigest SAL_CALL rtl_digest_createMD5 (void) SAL_THROW_EXTERN_C(); + +/** Destroy a MD5 digest handle. + @see rtl_digest_destroy() + */ +SAL_DLLPUBLIC void SAL_CALL rtl_digest_destroyMD5 ( + rtlDigest Digest +) SAL_THROW_EXTERN_C(); + +/** Update a MD5 digest with given data. + @see rtl_digest_update() + */ +SAL_DLLPUBLIC rtlDigestError SAL_CALL rtl_digest_updateMD5 ( + rtlDigest Digest, + const void *pData, sal_uInt32 nDatLen +) SAL_THROW_EXTERN_C(); + +/** Finalize a MD5 digest and retrieve the digest value. + @see rtl_digest_get() + */ +SAL_DLLPUBLIC rtlDigestError SAL_CALL rtl_digest_getMD5 ( + rtlDigest Digest, + sal_uInt8 *pBuffer, sal_uInt32 nBufLen +) SAL_THROW_EXTERN_C(); + +/** Retrieve the raw (not finalized) MD5 digest value. + + This function is a non-standard replacement for + rtl_digest_getMD5() and must be used with caution. + + @post Digest initialized to accept another update sequence. + @see rtl_digest_get() + */ +SAL_DLLPUBLIC rtlDigestError SAL_CALL rtl_digest_rawMD5 ( + rtlDigest Digest, + sal_uInt8 *pBuffer, sal_uInt32 nBufLen +) SAL_THROW_EXTERN_C(); + +/** Evaluate a MD5 digest value from given data. + + This function performs an optimized call sequence on a + single data buffer, avoiding digest creation and destruction. + + @see rtl_digest_updateMD5() + @see rtl_digest_getMD5() + + @param[in] pData data buffer. + @param[in] nDatLen data length. + @param[in] pBuffer digest value buffer. + @param[in] nBufLen digest value length. + + @retval rtl_Digest_E_None upon success. + */ +SAL_DLLPUBLIC rtlDigestError SAL_CALL rtl_digest_MD5 ( + const void *pData, sal_uInt32 nDatLen, + sal_uInt8 *pBuffer, sal_uInt32 nBufLen +) SAL_THROW_EXTERN_C(); + +#define RTL_DIGEST_LENGTH_SHA 20 + +/** Create a SHA digest handle. + + The SHA digest algorithm is specified in + FIPS PUB 180 (Superseded by FIPS PUB 180-1) + Secure Hash Standard + + @deprecated The implementation is buggy and generates incorrect results + for 52 <= (len % 64) <= 55; use only for bug-compatibility. + + @see rtl_digest_create() + */ +SAL_DLLPUBLIC rtlDigest SAL_CALL rtl_digest_createSHA (void) SAL_THROW_EXTERN_C(); + +/** Destroy a SHA digest handle. + + @deprecated The implementation is buggy and generates incorrect results + for 52 <= (len % 64) <= 55; use only for bug-compatibility. + + @see rtl_digest_destroy() + */ +SAL_DLLPUBLIC void SAL_CALL rtl_digest_destroySHA ( + rtlDigest Digest +) SAL_THROW_EXTERN_C(); + + +/** Update a SHA digest with given data. + + @deprecated The implementation is buggy and generates incorrect results + for 52 <= (len % 64) <= 55; use only for bug-compatibility. + + @see rtl_digest_update() + */ +SAL_DLLPUBLIC rtlDigestError SAL_CALL rtl_digest_updateSHA ( + rtlDigest Digest, + const void *pData, sal_uInt32 nDatLen +) SAL_THROW_EXTERN_C(); + +/** Finalize a SHA digest and retrieve the digest value. + + @deprecated The implementation is buggy and generates incorrect results + for 52 <= (len % 64) <= 55; use only for bug-compatibility. + + @see rtl_digest_get() + */ +SAL_DLLPUBLIC rtlDigestError SAL_CALL rtl_digest_getSHA ( + rtlDigest Digest, + sal_uInt8 *pBuffer, sal_uInt32 nBufLen +) SAL_THROW_EXTERN_C(); + +/** Evaluate a SHA digest value from given data. + + This function performs an optimized call sequence on a + single data buffer, avoiding digest creation and destruction. + + @deprecated The implementation is buggy and generates incorrect results + for 52 <= (len % 64) <= 55; use only for bug-compatibility. + + @see rtl_digest_updateSHA() + @see rtl_digest_getSHA() + + @param[in] pData data buffer. + @param[in] nDatLen data length. + @param[in] pBuffer digest value buffer. + @param[in] nBufLen digest value length. + + @retval rtl_Digest_E_None upon success. + */ +SAL_DLLPUBLIC rtlDigestError SAL_CALL rtl_digest_SHA ( + const void *pData, sal_uInt32 nDatLen, + sal_uInt8 *pBuffer, sal_uInt32 nBufLen +) SAL_THROW_EXTERN_C(); + +/*======================================================================== + * + * rtl_digest_SHA1 interface. + * + *======================================================================*/ +#define RTL_DIGEST_LENGTH_SHA1 20 + +/** Create a SHA1 digest handle. + + The SHA1 digest algorithm is specified in + FIPS PUB 180-1 (Supersedes FIPS PUB 180) + Secure Hash Standard + + @deprecated The implementation is buggy and generates incorrect results + for 52 <= (len % 64) <= 55; use only for bug-compatibility. + + @see rtl_digest_create() + */ +SAL_DLLPUBLIC rtlDigest SAL_CALL rtl_digest_createSHA1 (void) SAL_THROW_EXTERN_C(); + +/** Destroy a SHA1 digest handle. + + @deprecated The implementation is buggy and generates incorrect results + for 52 <= (len % 64) <= 55; use only for bug-compatibility. + + @see rtl_digest_destroy() + */ +SAL_DLLPUBLIC void SAL_CALL rtl_digest_destroySHA1 ( + rtlDigest Digest +) SAL_THROW_EXTERN_C(); + +/** Update a SHA1 digest with given data. + + @deprecated The implementation is buggy and generates incorrect results + for 52 <= (len % 64) <= 55; use only for bug-compatibility. + + @see rtl_digest_update() + */ +SAL_DLLPUBLIC rtlDigestError SAL_CALL rtl_digest_updateSHA1 ( + rtlDigest Digest, + const void *pData, sal_uInt32 nDatLen +) SAL_THROW_EXTERN_C(); + +/** Finalize a SHA1 digest and retrieve the digest value. + + @deprecated The implementation is buggy and generates incorrect results + for 52 <= (len % 64) <= 55; use only for bug-compatibility. + + @see rtl_digest_get() + */ +SAL_DLLPUBLIC rtlDigestError SAL_CALL rtl_digest_getSHA1 ( + rtlDigest Digest, + sal_uInt8 *pBuffer, sal_uInt32 nBufLen +) SAL_THROW_EXTERN_C(); + +/** Evaluate a SHA1 digest value from given data. + + This function performs an optimized call sequence on a + single data buffer, avoiding digest creation and destruction. + + @deprecated The implementation is buggy and generates incorrect results + for 52 <= (len % 64) <= 55; use only for bug-compatibility. + + @see rtl_digest_updateSHA1() + @see rtl_digest_getSHA1() + + @param[in] pData data buffer. + @param[in] nDatLen data length. + @param[in] pBuffer digest value buffer. + @param[in] nBufLen digest value length. + + @retval rtl_Digest_E_None upon success. + */ +SAL_DLLPUBLIC rtlDigestError SAL_CALL rtl_digest_SHA1 ( + const void *pData, sal_uInt32 nDatLen, + sal_uInt8 *pBuffer, sal_uInt32 nBufLen +) SAL_THROW_EXTERN_C(); + +#define RTL_DIGEST_LENGTH_HMAC_MD5 RTL_DIGEST_LENGTH_MD5 + +/** Create a HMAC_MD5 digest handle. + + The HMAC_MD5 digest algorithm is specified in + + RFC 2104 (Informational) + HMAC: Keyed-Hashing for Message Authentication + + @see rtl_digest_create() + */ +SAL_DLLPUBLIC rtlDigest SAL_CALL rtl_digest_createHMAC_MD5 (void) SAL_THROW_EXTERN_C(); + +/** Destroy a HMAC_MD5 digest handle. + @see rtl_digest_destroy() + */ +SAL_DLLPUBLIC void SAL_CALL rtl_digest_destroyHMAC_MD5 ( + rtlDigest Digest +) SAL_THROW_EXTERN_C(); + +/** Initialize a HMAC_MD5 digest. + @see rtl_digest_init() + + @param[in] Digest digest handle. + @param[in] pKeyData key material buffer. + @param[in] nKeyLen key material length. + + @retval rtl_Digest_E_None upon success. + */ +SAL_DLLPUBLIC rtlDigestError SAL_CALL rtl_digest_initHMAC_MD5 ( + rtlDigest Digest, + const sal_uInt8 *pKeyData, sal_uInt32 nKeyLen +) SAL_THROW_EXTERN_C(); + +/** Update a HMAC_MD5 digest with given data. + @see rtl_digest_update() + */ +SAL_DLLPUBLIC rtlDigestError SAL_CALL rtl_digest_updateHMAC_MD5 ( + rtlDigest Digest, + const void *pData, sal_uInt32 nDatLen +) SAL_THROW_EXTERN_C(); + +/** Finalize a HMAC_MD5 digest and retrieve the digest value. + @see rtl_digest_get() + */ +SAL_DLLPUBLIC rtlDigestError SAL_CALL rtl_digest_getHMAC_MD5 ( + rtlDigest Digest, + sal_uInt8 *pBuffer, sal_uInt32 nBufLen +) SAL_THROW_EXTERN_C(); + +/** Evaluate a HMAC_MD5 digest value from given data. + + This function performs an optimized call sequence on a + single data buffer, avoiding digest creation and destruction. + + @see rtl_digest_initHMAC_MD5() + @see rtl_digest_updateHMAC_MD5() + @see rtl_digest_getHMAC_MD5() + + @param[in] pKeyData key material buffer. + @param[in] nKeyLen key material length. + @param[in] pData data buffer. + @param[in] nDatLen data length. + @param[in] pBuffer digest value buffer. + @param[in] nBufLen digest value length. + + @retval rtl_Digest_E_None upon success. + */ +SAL_DLLPUBLIC rtlDigestError SAL_CALL rtl_digest_HMAC_MD5 ( + const sal_uInt8 *pKeyData, sal_uInt32 nKeyLen, + const void *pData, sal_uInt32 nDatLen, + sal_uInt8 *pBuffer, sal_uInt32 nBufLen +) SAL_THROW_EXTERN_C(); + +#define RTL_DIGEST_LENGTH_HMAC_SHA1 RTL_DIGEST_LENGTH_SHA1 + +/** Create a HMAC_SHA1 digest handle. + + The HMAC_SHA1 digest algorithm is specified in + RFC 2104 (Informational) + HMAC: Keyed-Hashing for Message Authentication + RFC 2898 (Informational) + PKCS #5: Password-Based Cryptography Specification Version 2.0 + + @deprecated The implementation is buggy and generates incorrect results + for 52 <= (len % 64) <= 55; use only for bug-compatibility. + + @see rtl_digest_create() + */ +SAL_DLLPUBLIC rtlDigest SAL_CALL rtl_digest_createHMAC_SHA1 (void) SAL_THROW_EXTERN_C(); + +/** Destroy a HMAC_SHA1 digest handle. + + @deprecated The implementation is buggy and generates incorrect results + for 52 <= (len % 64) <= 55; use only for bug-compatibility. + + @see rtl_digest_destroy() + */ +SAL_DLLPUBLIC void SAL_CALL rtl_digest_destroyHMAC_SHA1 ( + rtlDigest Digest +) SAL_THROW_EXTERN_C(); + +/** Initialize a HMAC_SHA1 digest. + + @deprecated The implementation is buggy and generates incorrect results + for 52 <= (len % 64) <= 55; use only for bug-compatibility. + + @see rtl_digest_init() + + @param[in] Digest digest handle. + @param[in] pKeyData key material buffer. + @param[in] nKeyLen key material length. + + @retval rtl_Digest_E_None upon success. + */ +SAL_DLLPUBLIC rtlDigestError SAL_CALL rtl_digest_initHMAC_SHA1 ( + rtlDigest Digest, + const sal_uInt8 *pKeyData, sal_uInt32 nKeyLen +) SAL_THROW_EXTERN_C(); + +/** Update a HMAC_SHA1 digest with given data. + + @deprecated The implementation is buggy and generates incorrect results + for 52 <= (len % 64) <= 55; use only for bug-compatibility. + + @see rtl_digest_update() + */ +SAL_DLLPUBLIC rtlDigestError SAL_CALL rtl_digest_updateHMAC_SHA1 ( + rtlDigest Digest, + const void *pData, sal_uInt32 nDatLen +) SAL_THROW_EXTERN_C(); + +/** Finalize a HMAC_SHA1 digest and retrieve the digest value. + + @deprecated The implementation is buggy and generates incorrect results + for 52 <= (len % 64) <= 55; use only for bug-compatibility. + + @see rtl_digest_get() + */ +SAL_DLLPUBLIC rtlDigestError SAL_CALL rtl_digest_getHMAC_SHA1 ( + rtlDigest Digest, + sal_uInt8 *pBuffer, sal_uInt32 nBufLen +) SAL_THROW_EXTERN_C(); + +/** Evaluate a HMAC_SHA1 digest value from given data. + + This function performs an optimized call sequence on a + single data buffer, avoiding digest creation and destruction. + + @deprecated The implementation is buggy and generates incorrect results + for 52 <= (len % 64) <= 55; use only for bug-compatibility. + + @see rtl_digest_initHMAC_SHA1() + @see rtl_digest_updateHMAC_SHA1() + @see rtl_digest_getHMAC_SHA1() + + @param[in] pKeyData key material buffer. + @param[in] nKeyLen key material length. + @param[in] pData data buffer. + @param[in] nDatLen data length. + @param[in] pBuffer digest value buffer. + @param[in] nBufLen digest value length. + + @retval rtl_Digest_E_None upon success. + */ +SAL_DLLPUBLIC rtlDigestError SAL_CALL rtl_digest_HMAC_SHA1 ( + const sal_uInt8 *pKeyData, sal_uInt32 nKeyLen, + const void *pData, sal_uInt32 nDatLen, + sal_uInt8 *pBuffer, sal_uInt32 nBufLen +) SAL_THROW_EXTERN_C(); + +/** Password-Based Key Derivation Function. + + The PBKDF2 key derivation function is specified in + RFC 2898 (Informational) + PKCS #5: Password-Based Cryptography Specification Version 2.0 + + @deprecated The implementation is buggy and generates incorrect results + for 52 <= (len % 64) <= 55; use only for bug-compatibility + or if the input is guaranteed to have a good length + by a start-key derivation round. + + @param[out] pKeyData derived key + @param[in] nKeyLen derived key length + @param[in] pPassData password + @param[in] nPassLen password length + @param[in] pSaltData salt + @param[in] nSaltLen salt length + @param[in] nCount iteration count + + @retval rtl_Digest_E_None upon success. +*/ +SAL_DLLPUBLIC rtlDigestError SAL_CALL rtl_digest_PBKDF2 ( + sal_uInt8 *pKeyData , sal_uInt32 nKeyLen, + const sal_uInt8 *pPassData, sal_uInt32 nPassLen, + const sal_uInt8 *pSaltData, sal_uInt32 nSaltLen, + sal_uInt32 nCount +) SAL_THROW_EXTERN_C(); + +#ifdef __cplusplus +} +#endif + +#endif // INCLUDED_RTL_DIGEST_H + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |