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pki: Remove duplicate and unused code

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Remove duplicate code previously used only in server side to generate
signatures.  Currently the code used to generate the signature is the
same for both client and server.

Signed-off-by: Anderson Toshiyuki Sasaki <ansasaki@redhat.com>
Reviewed-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
This commit is contained in:
Anderson Toshiyuki Sasaki
2019-04-24 15:17:45 +02:00
committed by Andreas Schneider
parent dbf3f962a4
commit 01e98a6df7
4 changed files with 0 additions and 249 deletions
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69
src/pki_mbedcrypto.c
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@@ -1228,75 +1228,6 @@ ssh_signature pki_do_sign_hash(const ssh_key privkey,
return sig;
}
#ifdef WITH_SERVER
ssh_signature pki_do_sign_sessionid_hash(const ssh_key key,
const unsigned char *hash,
size_t hlen,
enum ssh_digest_e hash_type)
{
ssh_signature sig = NULL;
int rc;
/* Only RSA supports different signature algorithm types now */
if (key->type != SSH_KEYTYPE_RSA && hash_type != SSH_DIGEST_AUTO) {
SSH_LOG(SSH_LOG_WARN, "Incompatible signature algorithm passed");
return NULL;
}
sig = ssh_signature_new();
if (sig == NULL) {
return NULL;
}
sig->type = key->type;
sig->type_c = ssh_key_signature_to_char(key->type, hash_type);
switch (key->type) {
case SSH_KEYTYPE_RSA:
sig->rsa_sig = rsa_do_sign_hash(hash, hlen, key->rsa, hash_type);
if (sig->rsa_sig == NULL) {
ssh_signature_free(sig);
return NULL;
}
break;
case SSH_KEYTYPE_ECDSA_P256:
case SSH_KEYTYPE_ECDSA_P384:
case SSH_KEYTYPE_ECDSA_P521:
sig->ecdsa_sig.r = bignum_new();
if (sig->ecdsa_sig.r == NULL) {
return NULL;
}
sig->ecdsa_sig.s = bignum_new();
if (sig->ecdsa_sig.s == NULL) {
bignum_safe_free(sig->ecdsa_sig.r);
return NULL;
}
rc = mbedtls_ecdsa_sign(&key->ecdsa->grp,
sig->ecdsa_sig.r,
sig->ecdsa_sig.s,
&key->ecdsa->d,
hash,
hlen,
mbedtls_ctr_drbg_random,
ssh_get_mbedtls_ctr_drbg_context());
if (rc != 0) {
ssh_signature_free(sig);
return NULL;
}
break;
case SSH_KEYTYPE_ED25519:
/* ED25519 handled in caller */
default:
ssh_signature_free(sig);
return NULL;
}
return sig;
}
#endif /* WITH_SERVER */
const char *pki_key_ecdsa_nid_to_name(int nid)
{
switch (nid) {