diff options
author | Shane Lontis <shane.lontis@oracle.com> | 2021-03-05 08:22:56 +1000 |
---|---|---|
committer | Tomas Mraz <tomas@openssl.org> | 2021-03-22 15:40:04 +0100 |
commit | e72dbd8e13cbf5a16faaa6c911af5507593dd836 (patch) | |
tree | ec450d9fef6ba2223cfc36ee1865512254f9dd23 /crypto/ec | |
parent | c781eb1c63c243cb64dbe3066a43dc172aaab3b8 (diff) |
Fix usages of const EVP_MD.
Partially fixes #13837
Reviewed-by: Paul Dale <pauli@openssl.org>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/14474)
Diffstat (limited to 'crypto/ec')
-rw-r--r-- | crypto/ec/ecx_meth.c | 22 |
1 files changed, 20 insertions, 2 deletions
diff --git a/crypto/ec/ecx_meth.c b/crypto/ec/ecx_meth.c index d476af0e3c..d68189036b 100644 --- a/crypto/ec/ecx_meth.c +++ b/crypto/ec/ecx_meth.c @@ -991,6 +991,8 @@ static int s390x_pkey_ecd_keygen25519(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey) ctx->propquery); unsigned char *privkey = NULL, *pubkey; unsigned int sz; + EVP_MD *md = NULL; + int rv; if (key == NULL) { ERR_raise(ERR_LIB_EC, ERR_R_MALLOC_FAILURE); @@ -1008,7 +1010,13 @@ static int s390x_pkey_ecd_keygen25519(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey) if (RAND_priv_bytes_ex(ctx->libctx, privkey, ED25519_KEYLEN) <= 0) goto err; - if (!EVP_Digest(privkey, 32, buff, &sz, EVP_sha512(), NULL)) + md = EVP_MD_fetch(ctx->libctx, "SHA512", ctx->propquery); + if (md == NULL) + goto err; + + rv = EVP_Digest(privkey, 32, buff, &sz, md, NULL); + EVP_MD_free(md); + if (!rv) goto err; buff[0] &= 248; @@ -1049,6 +1057,8 @@ static int s390x_pkey_ecd_keygen448(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey) ctx->propquery); unsigned char *privkey = NULL, *pubkey; EVP_MD_CTX *hashctx = NULL; + EVP_MD *md = NULL; + int rv; if (key == NULL) { ERR_raise(ERR_LIB_EC, ERR_R_MALLOC_FAILURE); @@ -1069,8 +1079,16 @@ static int s390x_pkey_ecd_keygen448(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey) hashctx = EVP_MD_CTX_new(); if (hashctx == NULL) goto err; - if (EVP_DigestInit_ex(hashctx, EVP_shake256(), NULL) != 1) + + md = EVP_MD_fetch(ctx->libctx, "SHAKE256", ctx->propquery); + if (md == NULL) + goto err; + + rv = EVP_DigestInit_ex(hashctx, md, NULL); + EVP_MD_free(md); + if (rv != 1) goto err; + if (EVP_DigestUpdate(hashctx, privkey, 57) != 1) goto err; if (EVP_DigestFinalXOF(hashctx, buff, sizeof(buff)) != 1) |