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add altnames check to domain match

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This commit is contained in:
toddouska 2013-04-17 09:37:57 -07:00
parent d50b388a33
commit dafcd8782a
1 changed files with 34 additions and 2 deletions
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36
src/internal.c
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@ -2777,6 +2777,32 @@ static int MatchDomainName(const char* pattern, int len, const char* str)
}
/* try to find an altName match to domain, return 1 on success */
static int CheckAltNames(DecodedCert* dCert, char* domain)
{
int match = 0;
DNS_entry* altName = NULL;
CYASSL_MSG("Checking AltNames");
if (dCert)
altName = dCert->altNames;
while (altName) {
CYASSL_MSG(" individual AltName check");
if (MatchDomainName(altName->name,(int)XSTRLEN(altName->name), domain)){
match = 1;
break;
}
altName = altName->next;
}
return match;
}
static int DoCertificate(CYASSL* ssl, byte* input, word32* inOutIdx)
{
word32 listSz, i = *inOutIdx;
@ -3003,11 +3029,17 @@ static int DoCertificate(CYASSL* ssl, byte* input, word32* inOutIdx)
else
domain[0] = '\0';
if (!ssl->options.verifyNone && ssl->buffers.domainName.buffer)
if (!ssl->options.verifyNone && ssl->buffers.domainName.buffer) {
if (MatchDomainName(dCert.subjectCN, dCert.subjectCNLen,
(char*)ssl->buffers.domainName.buffer) == 0) {
ret = DOMAIN_NAME_MISMATCH; /* try to get peer key still */
CYASSL_MSG("DomainName match on common name failed");
if (CheckAltNames(&dCert,
(char*)ssl->buffers.domainName.buffer) == 0 ) {
CYASSL_MSG("DomainName match on alt names failed too");
ret = DOMAIN_NAME_MISMATCH; /* try to get peer key still */
}
}
}
/* decode peer key */
switch (dCert.keyOID) {