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fixed m_alloc(0) bug and added checks to revkey and numrevkeys

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This commit is contained in:
Stefan Bellon 2002-05-04 14:45:34 +00:00
parent 4991e018bf
commit 158091ef9f
4 changed files with 58 additions and 39 deletions
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38
g10/getkey.c
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@ -2314,25 +2314,25 @@ check_revocation_keys(PKT_public_key *pk,PKT_signature *sig)
(ulong)sig->keyid[1]); */
/* is the issuer of the sig one of our revokers? */
for(i=0;i<pk->numrevkeys;i++)
{
u32 keyid[2];
keyid_from_fingerprint(pk->revkey[i].fpr,MAX_FINGERPRINT_LEN,keyid);
if(keyid[0]==sig->keyid[0] && keyid[1]==sig->keyid[1])
{
MD_HANDLE md;
md=md_open(sig->digest_algo,0);
hash_public_key(md,pk);
if(signature_check(sig,md)==0)
{
rc=0;
break;
}
}
}
if( !pk->revkey && pk->numrevkeys )
BUG();
else
for(i=0;i<pk->numrevkeys;i++) {
u32 keyid[2];
keyid_from_fingerprint(pk->revkey[i].fpr,MAX_FINGERPRINT_LEN,keyid);
if(keyid[0]==sig->keyid[0] && keyid[1]==sig->keyid[1]) {
MD_HANDLE md;
md=md_open(sig->digest_algo,0);
hash_public_key(md,pk);
if(signature_check(sig,md)==0) {
rc=0;
break;
}
}
}
busy=0;