1 /* 2 * Copyright 2019-2023 The OpenSSL Project Authors. All Rights Reserved. 3 * 4 * Licensed under the Apache License 2.0 (the "License"). You may not use 5 * this file except in compliance with the License. You can obtain a copy 6 * in the file LICENSE in the source distribution or at 7 * https://www.openssl.org/source/license.html 8 */ 9 10 /* 11 * SHA low level APIs are deprecated for public use, but still ok for 12 * internal use. 13 */ 14 #include "internal/deprecated.h" 15 16 #include <openssl/crypto.h> 17 #include <openssl/core_dispatch.h> 18 #include <openssl/evp.h> 19 #include <openssl/sha.h> 20 #include <openssl/params.h> 21 #include <openssl/core_names.h> 22 #include "prov/digestcommon.h" 23 #include "prov/implementations.h" 24 #include "crypto/sha.h" 25 26 #define SHA2_FLAGS PROV_DIGEST_FLAG_ALGID_ABSENT 27 28 static OSSL_FUNC_digest_set_ctx_params_fn sha1_set_ctx_params; 29 static OSSL_FUNC_digest_settable_ctx_params_fn sha1_settable_ctx_params; 30 31 static const OSSL_PARAM known_sha1_settable_ctx_params[] = { 32 {OSSL_DIGEST_PARAM_SSL3_MS, OSSL_PARAM_OCTET_STRING, NULL, 0, 0}, 33 OSSL_PARAM_END 34 }; 35 static const OSSL_PARAM *sha1_settable_ctx_params(ossl_unused void *ctx, 36 ossl_unused void *provctx) 37 { 38 return known_sha1_settable_ctx_params; 39 } 40 41 /* Special set_params method for SSL3 */ 42 static int sha1_set_ctx_params(void *vctx, const OSSL_PARAM params[]) 43 { 44 const OSSL_PARAM *p; 45 SHA_CTX *ctx = (SHA_CTX *)vctx; 46 47 if (ctx == NULL) 48 return 0; 49 if (ossl_param_is_empty(params)) 50 return 1; 51 52 p = OSSL_PARAM_locate_const(params, OSSL_DIGEST_PARAM_SSL3_MS); 53 if (p != NULL && p->data_type == OSSL_PARAM_OCTET_STRING) 54 return ossl_sha1_ctrl(ctx, EVP_CTRL_SSL3_MASTER_SECRET, 55 p->data_size, p->data); 56 return 1; 57 } 58 59 /* ossl_sha1_functions */ 60 IMPLEMENT_digest_functions_with_settable_ctx( 61 sha1, SHA_CTX, SHA_CBLOCK, SHA_DIGEST_LENGTH, SHA2_FLAGS, 62 SHA1_Init, SHA1_Update, SHA1_Final, 63 sha1_settable_ctx_params, sha1_set_ctx_params) 64 65 /* ossl_sha224_functions */ 66 IMPLEMENT_digest_functions(sha224, SHA256_CTX, 67 SHA256_CBLOCK, SHA224_DIGEST_LENGTH, SHA2_FLAGS, 68 SHA224_Init, SHA224_Update, SHA224_Final) 69 70 /* ossl_sha256_functions */ 71 IMPLEMENT_digest_functions(sha256, SHA256_CTX, 72 SHA256_CBLOCK, SHA256_DIGEST_LENGTH, SHA2_FLAGS, 73 SHA256_Init, SHA256_Update, SHA256_Final) 74 #ifndef FIPS_MODULE 75 /* ossl_sha256_192_functions */ 76 IMPLEMENT_digest_functions(sha256_192, SHA256_CTX, 77 SHA256_CBLOCK, SHA256_192_DIGEST_LENGTH, SHA2_FLAGS, 78 ossl_sha256_192_init, SHA256_Update, SHA256_Final) 79 #endif 80 /* ossl_sha384_functions */ 81 IMPLEMENT_digest_functions(sha384, SHA512_CTX, 82 SHA512_CBLOCK, SHA384_DIGEST_LENGTH, SHA2_FLAGS, 83 SHA384_Init, SHA384_Update, SHA384_Final) 84 85 /* ossl_sha512_functions */ 86 IMPLEMENT_digest_functions(sha512, SHA512_CTX, 87 SHA512_CBLOCK, SHA512_DIGEST_LENGTH, SHA2_FLAGS, 88 SHA512_Init, SHA512_Update, SHA512_Final) 89 90 /* ossl_sha512_224_functions */ 91 IMPLEMENT_digest_functions(sha512_224, SHA512_CTX, 92 SHA512_CBLOCK, SHA224_DIGEST_LENGTH, SHA2_FLAGS, 93 sha512_224_init, SHA512_Update, SHA512_Final) 94 95 /* ossl_sha512_256_functions */ 96 IMPLEMENT_digest_functions(sha512_256, SHA512_CTX, 97 SHA512_CBLOCK, SHA256_DIGEST_LENGTH, SHA2_FLAGS, 98 sha512_256_init, SHA512_Update, SHA512_Final) 99