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pki_crypto: Make pki_signature_from_rsa_blob() to return int

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The goal of this change is to make pki_signature_from_*_blob()
consistent.

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
2019-04-25 10:22:14 +02:00
committed by Andreas Schneider
parent 01e98a6df7
commit c3b8f9c0ec
1 changed files with 8 additions and 8 deletions
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16
src/pki_crypto.c
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@@ -1548,9 +1548,9 @@ ssh_string pki_signature_to_blob(const ssh_signature sig)
return sig_blob;
}
static ssh_signature pki_signature_from_rsa_blob(const ssh_key pubkey,
const ssh_string sig_blob,
ssh_signature sig)
static int pki_signature_from_rsa_blob(const ssh_key pubkey,
const ssh_string sig_blob,
ssh_signature sig)
{
uint32_t pad_len = 0;
char *blob_orig;
@@ -1606,11 +1606,10 @@ static ssh_signature pki_signature_from_rsa_blob(const ssh_key pubkey,
sig->rsa_sig = sig_blob_padded;
}
return sig;
return SSH_OK;
errout:
ssh_signature_free(sig);
return NULL;
return SSH_ERROR;
}
ssh_signature pki_signature_from_blob(const ssh_key pubkey,
@@ -1709,8 +1708,9 @@ ssh_signature pki_signature_from_blob(const ssh_key pubkey,
break;
case SSH_KEYTYPE_RSA:
case SSH_KEYTYPE_RSA1:
sig = pki_signature_from_rsa_blob(pubkey, sig_blob, sig);
if (sig == NULL) {
rc = pki_signature_from_rsa_blob(pubkey, sig_blob, sig);
if (rc != SSH_OK) {
ssh_signature_free(sig);
return NULL;
}
break;