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CVE-2023-6918: Remove unused evp functions and types

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Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
This commit is contained in:
Jakub Jelen
2023-12-15 12:55:27 +01:00
committed by Andreas Schneider
parent a16f34c57a
commit 10c200037a
7 changed files with 0 additions and 192 deletions
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54
src/libcrypto.c
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@@ -127,60 +127,6 @@ ENGINE *pki_get_engine(void)
}
#endif /* WITH_PKCS11_PROVIDER */
#ifdef HAVE_OPENSSL_ECC
static const EVP_MD *nid_to_evpmd(int nid)
{
switch (nid) {
case NID_X9_62_prime256v1:
return EVP_sha256();
case NID_secp384r1:
return EVP_sha384();
case NID_secp521r1:
return EVP_sha512();
default:
return NULL;
}
return NULL;
}
void evp(int nid, unsigned char *digest, size_t len, unsigned char *hash, unsigned int *hlen)
{
const EVP_MD *evp_md = nid_to_evpmd(nid);
EVP_MD_CTX *md = EVP_MD_CTX_new();
EVP_DigestInit(md, evp_md);
EVP_DigestUpdate(md, digest, len);
EVP_DigestFinal(md, hash, hlen);
EVP_MD_CTX_free(md);
}
EVPCTX evp_init(int nid)
{
const EVP_MD *evp_md = nid_to_evpmd(nid);
EVPCTX ctx = EVP_MD_CTX_new();
if (ctx == NULL) {
return NULL;
}
EVP_DigestInit(ctx, evp_md);
return ctx;
}
void evp_update(EVPCTX ctx, const void *data, size_t len)
{
EVP_DigestUpdate(ctx, data, len);
}
void evp_final(EVPCTX ctx, unsigned char *md, unsigned int *mdlen)
{
EVP_DigestFinal(ctx, md, mdlen);
EVP_MD_CTX_free(ctx);
}
#endif /* HAVE_OPENSSL_ECC */
#ifdef HAVE_OPENSSL_EVP_KDF_CTX
#if OPENSSL_VERSION_NUMBER < 0x30000000L
static const EVP_MD *sshkdf_digest_to_md(enum ssh_kdf_digest digest_type)