diff options
Diffstat (limited to 'deps/openssl/openssl/crypto/evp/m_sigver.c')
| -rw-r--r-- | deps/openssl/openssl/crypto/evp/m_sigver.c | 55 |
1 files changed, 48 insertions, 7 deletions
diff --git a/deps/openssl/openssl/crypto/evp/m_sigver.c b/deps/openssl/openssl/crypto/evp/m_sigver.c index 582e563d50..94e37f02b2 100644 --- a/deps/openssl/openssl/crypto/evp/m_sigver.c +++ b/deps/openssl/openssl/crypto/evp/m_sigver.c @@ -1,5 +1,5 @@ /* - * Copyright 2006-2016 The OpenSSL Project Authors. All Rights Reserved. + * Copyright 2006-2018 The OpenSSL Project Authors. All Rights Reserved. * * Licensed under the OpenSSL license (the "License"). You may not use * this file except in compliance with the License. You can obtain a copy @@ -15,6 +15,12 @@ #include "internal/evp_int.h" #include "evp_locl.h" +static int update(EVP_MD_CTX *ctx, const void *data, size_t datalen) +{ + EVPerr(EVP_F_UPDATE, EVP_R_ONLY_ONESHOT_SUPPORTED); + return 0; +} + static int do_sigver_init(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx, const EVP_MD *type, ENGINE *e, EVP_PKEY *pkey, int ver) @@ -43,15 +49,23 @@ static int do_sigver_init(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx, if (ctx->pctx->pmeth->verifyctx_init(ctx->pctx, ctx) <= 0) return 0; ctx->pctx->operation = EVP_PKEY_OP_VERIFYCTX; - } else if (EVP_PKEY_verify_init(ctx->pctx) <= 0) + } else if (ctx->pctx->pmeth->digestverify != 0) { + ctx->pctx->operation = EVP_PKEY_OP_VERIFY; + ctx->update = update; + } else if (EVP_PKEY_verify_init(ctx->pctx) <= 0) { return 0; + } } else { if (ctx->pctx->pmeth->signctx_init) { if (ctx->pctx->pmeth->signctx_init(ctx->pctx, ctx) <= 0) return 0; ctx->pctx->operation = EVP_PKEY_OP_SIGNCTX; - } else if (EVP_PKEY_sign_init(ctx->pctx) <= 0) + } else if (ctx->pctx->pmeth->digestsign != 0) { + ctx->pctx->operation = EVP_PKEY_OP_SIGN; + ctx->update = update; + } else if (EVP_PKEY_sign_init(ctx->pctx) <= 0) { return 0; + } } if (EVP_PKEY_CTX_set_signature_md(ctx->pctx, type) <= 0) return 0; @@ -61,6 +75,13 @@ static int do_sigver_init(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx, return 1; if (!EVP_DigestInit_ex(ctx, type, e)) return 0; + /* + * This indicates the current algorithm requires + * special treatment before hashing the tbs-message. + */ + if (ctx->pctx->pmeth->digest_custom != NULL) + return ctx->pctx->pmeth->digest_custom(ctx->pctx, ctx); + return 1; } @@ -139,6 +160,16 @@ int EVP_DigestSignFinal(EVP_MD_CTX *ctx, unsigned char *sigret, return 1; } +int EVP_DigestSign(EVP_MD_CTX *ctx, unsigned char *sigret, size_t *siglen, + const unsigned char *tbs, size_t tbslen) +{ + if (ctx->pctx->pmeth->digestsign != NULL) + return ctx->pctx->pmeth->digestsign(ctx, sigret, siglen, tbs, tbslen); + if (sigret != NULL && EVP_DigestSignUpdate(ctx, tbs, tbslen) <= 0) + return 0; + return EVP_DigestSignFinal(ctx, sigret, siglen); +} + int EVP_DigestVerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sig, size_t siglen) { @@ -152,9 +183,9 @@ int EVP_DigestVerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sig, else vctx = 0; if (ctx->flags & EVP_MD_CTX_FLAG_FINALISE) { - if (vctx) { + if (vctx) r = ctx->pctx->pmeth->verifyctx(ctx->pctx, sig, siglen, ctx); - } else + else r = EVP_DigestFinal_ex(ctx, md, &mdlen); } else { EVP_MD_CTX *tmp_ctx = EVP_MD_CTX_new(); @@ -164,10 +195,10 @@ int EVP_DigestVerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sig, EVP_MD_CTX_free(tmp_ctx); return -1; } - if (vctx) { + if (vctx) r = tmp_ctx->pctx->pmeth->verifyctx(tmp_ctx->pctx, sig, siglen, tmp_ctx); - } else + else r = EVP_DigestFinal_ex(tmp_ctx, md, &mdlen); EVP_MD_CTX_free(tmp_ctx); } @@ -175,3 +206,13 @@ int EVP_DigestVerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sig, return r; return EVP_PKEY_verify(ctx->pctx, sig, siglen, md, mdlen); } + +int EVP_DigestVerify(EVP_MD_CTX *ctx, const unsigned char *sigret, + size_t siglen, const unsigned char *tbs, size_t tbslen) +{ + if (ctx->pctx->pmeth->digestverify != NULL) + return ctx->pctx->pmeth->digestverify(ctx, sigret, siglen, tbs, tbslen); + if (EVP_DigestVerifyUpdate(ctx, tbs, tbslen) <= 0) + return -1; + return EVP_DigestVerifyFinal(ctx, sigret, siglen); +} |