240 lines
6.6 KiB
C
240 lines
6.6 KiB
C
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/* sys-crypto-md.h - message digest (MD) wrapper
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*
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* message digest (MD) algorithms are not necessarily cryptographically secure
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* (often provided by crypto libraries, hence this file named sys-crypto-md.h)
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*
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* Copyright(c) 2020 Glenn Strauss gstrauss()gluelogic.com All rights reserved
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* License: BSD 3-clause (same as lighttpd)
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*/
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#ifndef LI_SYS_CRYPTO_MD_H
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#define LI_SYS_CRYPTO_MD_H
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#include "first.h"
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#include "sys-crypto.h" /* USE_LIB_CRYPTO */
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#ifdef USE_LIB_CRYPTO
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#if defined(USE_NETTLE_CRYPTO)
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#include <nettle/md4.h>
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#include <nettle/md5.h>
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#include <nettle/sha.h>
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#define USE_LIB_CRYPTO_MD4
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typedef struct md4_ctx MD4_CTX;
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#define MD4_Init(ctx) \
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nettle_md4_init(ctx)
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#define MD4_Final(digest, ctx) \
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nettle_md4_digest((ctx),sizeof(digest),(digest))
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static inline void
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MD4_Update(MD4_CTX *ctx, const void *data, size_t length)
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{
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nettle_md4_update(ctx, length, data);
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}
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#define USE_LIB_CRYPTO_MD5
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typedef struct md5_ctx MD5_CTX;
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#define MD5_Init(ctx) \
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nettle_md5_init(ctx)
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#define MD5_Final(digest, ctx) \
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nettle_md5_digest((ctx),sizeof(digest),(digest))
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static inline void
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MD5_Update(MD5_CTX *ctx, const void *data, size_t length)
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{
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nettle_md5_update(ctx, length, data);
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}
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#define USE_LIB_CRYPTO_SHA1
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typedef struct sha1_ctx SHA_CTX;
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#define SHA1_Init(ctx) \
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nettle_sha1_init(ctx)
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#define SHA1_Final(digest, ctx) \
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nettle_sha1_digest((ctx),sizeof(digest),(digest))
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static inline void
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SHA1_Update(SHA_CTX *ctx, const void *data, size_t length)
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{
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nettle_sha1_update(ctx, length, data);
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}
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#define USE_LIB_CRYPTO_SHA256
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typedef struct sha256_ctx SHA256_CTX;
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#define SHA256_Init(ctx) \
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nettle_sha256_init(ctx)
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#define SHA256_Final(digest, ctx) \
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nettle_sha256_digest((ctx),sizeof(digest),(digest))
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static inline void
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SHA256_Update(SHA256_CTX *ctx, const void *data, size_t length)
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{
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nettle_sha256_update(ctx, length, data);
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}
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#define USE_LIB_CRYPTO_SHA512_256
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#ifndef SHA512_256_DIGEST_LENGTH
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#define SHA512_256_DIGEST_LENGTH 32
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#endif
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typedef struct sha512_256_ctx SHA512_CTX; /*(yes, SHA512_CTX)*/
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#define SHA512_256_Init(ctx) \
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nettle_sha512_256_init(ctx)
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#define SHA512_256_Final(digest, ctx) \
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nettle_sha512_256_digest((ctx),sizeof(digest),(digest))
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static inline void
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SHA512_256_Update(SHA512_CTX *ctx, const void *data, size_t length)
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{
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nettle_sha512_update(ctx, length, data); /*(yes, nettle_sha512_update())*/
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}
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#elif defined(USE_MBEDTLS_CRYPTO)
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#ifdef MBEDTLS_MD4_C
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#define USE_LIB_CRYPTO_MD4
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#include <mbedtls/md4.h>
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typedef struct mbedtls_md4_context MD4_CTX;
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#define MD4_Init(ctx) \
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(mbedtls_md4_init(ctx), mbedtls_md4_starts_ret(ctx))
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#define MD4_Final(digest, ctx) \
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(mbedtls_md4_finish_ret((ctx),(digest)), mbedtls_md4_free(ctx))
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static inline void
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MD4_Update(MD4_CTX *ctx, const void *data, size_t length)
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{
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mbedtls_md4_update_ret(ctx, data, length);
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}
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#endif
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#ifdef MBEDTLS_MD5_C
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#define USE_LIB_CRYPTO_MD5
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#include <mbedtls/md5.h>
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typedef struct mbedtls_md5_context MD5_CTX;
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#define MD5_Init(ctx) \
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(mbedtls_md5_init(ctx), mbedtls_md5_starts_ret(ctx))
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#define MD5_Final(digest, ctx) \
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(mbedtls_md5_finish_ret((ctx),(digest)), mbedtls_md5_free(ctx))
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static inline void
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MD5_Update(MD5_CTX *ctx, const void *data, size_t length)
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{
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mbedtls_md5_update_ret(ctx, data, length);
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}
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#endif
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#ifdef MBEDTLS_SHA1_C
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#define USE_LIB_CRYPTO_SHA1
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#include <mbedtls/sha1.h>
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typedef struct mbedtls_sha1_context SHA_CTX;
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#define SHA1_Init(ctx) \
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(mbedtls_sha1_init(ctx), mbedtls_sha1_starts_ret(ctx))
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#define SHA1_Final(digest, ctx) \
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(mbedtls_sha1_finish_ret((ctx),(digest)), mbedtls_sha1_free(ctx))
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static inline void
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SHA1_Update(SHA_CTX *ctx, const void *data, size_t length)
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{
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mbedtls_sha1_update_ret(ctx, data, length);
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}
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#endif
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#ifdef MBEDTLS_SHA256_C
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#define USE_LIB_CRYPTO_SHA256
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#include <mbedtls/sha256.h>
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typedef struct mbedtls_sha256_context SHA256_CTX;
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#define SHA256_Init(ctx) \
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(mbedtls_sha256_init(ctx), mbedtls_sha256_starts_ret((ctx),0))
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#define SHA256_Final(digest, ctx) \
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(mbedtls_sha256_finish_ret((ctx),(digest)), mbedtls_sha256_free(ctx))
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static inline void
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SHA256_Update(SHA256_CTX *ctx, const void *data, size_t length)
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{
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mbedtls_sha256_update_ret(ctx, data, length);
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}
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#endif
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#elif defined(USE_OPENSSL_CRYPTO)
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#include <openssl/md4.h>
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#include <openssl/md5.h>
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#include <openssl/sha.h>
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#ifndef OPENSSL_NO_MD4
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#ifndef NO_MD4 /*(e.g. wolfSSL built without MD4)*/
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#define USE_LIB_CRYPTO_MD4
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#endif
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#endif
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#ifndef OPENSSL_NO_MD5
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#define USE_LIB_CRYPTO_MD5
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#endif
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#define USE_LIB_CRYPTO_SHA1
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#define USE_LIB_CRYPTO_SHA256
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#ifdef SHA512_256_DIGEST_LENGTH
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#define USE_LIB_CRYPTO_SHA512_256
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#endif
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#elif defined(USE_GNUTLS_CRYPTO)
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#include <gnutls/crypto.h>
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#define USE_LIB_CRYPTO_MD5
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typedef gnutls_hash_hd_t MD5_CTX;
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#define MD5_Init(ctx) \
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do { \
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if (gnutls_hash_init((ctx), GNUTLS_DIG_MD5) < 0) \
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SEGFAULT(); \
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} while (0)
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#define MD5_Final(digest, ctx) \
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gnutls_hash_deinit(*(ctx),(digest))
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static inline void
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MD5_Update(MD5_CTX *ctx, const void *data, size_t length)
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{
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gnutls_hash(*ctx, data, length);
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}
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#define USE_LIB_CRYPTO_SHA1
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typedef gnutls_hash_hd_t SHA_CTX;
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#define SHA1_Init(ctx) \
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do { \
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if (gnutls_hash_init((ctx), GNUTLS_DIG_SHA1) < 0) \
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SEGFAULT(); \
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} while (0)
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#define SHA1_Final(digest, ctx) \
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gnutls_hash_deinit(*(ctx),(digest))
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static inline void
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SHA1_Update(SHA_CTX *ctx, const void *data, size_t length)
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{
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gnutls_hash(*ctx, data, length);
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}
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#define USE_LIB_CRYPTO_SHA256
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typedef gnutls_hash_hd_t SHA256_CTX;
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#define SHA256_Init(ctx) \
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do { \
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if (gnutls_hash_init((ctx), GNUTLS_DIG_SHA256) < 0) \
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SEGFAULT(); \
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} while (0)
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#define SHA256_Final(digest, ctx) \
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gnutls_hash_deinit(*(ctx),(digest))
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static inline void
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SHA256_Update(SHA256_CTX *ctx, const void *data, size_t length)
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{
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gnutls_hash(*ctx, data, length);
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}
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#endif
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#endif /* USE_LIB_CRYPTO */
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#ifdef USE_LIB_CRYPTO_MD5
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#ifndef MD5_DIGEST_LENGTH
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#define MD5_DIGEST_LENGTH 16
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#endif
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#include "md5.h" /*(for legacy li_MD5_*() name mangling)*/
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#else
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#include "md5.h"
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#endif
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#ifdef USE_LIB_CRYPTO_SHA1
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#ifndef SHA_DIGEST_LENGTH
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#define SHA_DIGEST_LENGTH 20
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#endif
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#else
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#include "algo_sha1.h"
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#endif
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#endif /* LI_SYS_CRYPTO_MD_H */
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