CERTCertificate *
CERT_FindCertByNicknameOrEmailAddr(CERTCertDBHandle *handle, const char *name)
{
NSSCryptoContext *cc;
NSSCertificate *c, *ct;
CERTCertificate *cert;
NSSUsage usage;
if (NULL == name) {
PORT_SetError(SEC_ERROR_INVALID_ARGS);
return NULL;
}
usage.anyUsage = PR_TRUE;
cc = STAN_GetDefaultCryptoContext();
ct = NSSCryptoContext_FindBestCertificateByNickname(cc, name,
NULL, &usage, NULL);
if (!ct && PORT_Strchr(name, '@') != NULL) {
char* lowercaseName = CERT_FixupEmailAddr(name);
if (lowercaseName) {
ct = NSSCryptoContext_FindBestCertificateByEmail(cc, lowercaseName,
NULL, &usage, NULL);
PORT_Free(lowercaseName);
}
}
cert = PK11_FindCertFromNickname(name, NULL);
if (cert) {
c = get_best_temp_or_perm(ct, STAN_GetNSSCertificate(cert));
CERT_DestroyCertificate(cert);
if (ct) {
CERT_DestroyCertificate(STAN_GetCERTCertificateOrRelease(ct));
}
} else {
c = ct;
}
return c ? STAN_GetCERTCertificateOrRelease(c) : NULL;
}
static CERTCertificate *
common_FindCertByNicknameOrEmailAddrForUsage(CERTCertDBHandle *handle,
const char *name, PRBool anyUsage,
SECCertUsage lookingForUsage)
{
NSSCryptoContext *cc;
NSSCertificate *c, *ct;
CERTCertificate *cert = NULL;
NSSUsage usage;
CERTCertList *certlist;
if (NULL == name) {
PORT_SetError(SEC_ERROR_INVALID_ARGS);
return NULL;
}
usage.anyUsage = anyUsage;
if (!anyUsage) {
usage.nss3lookingForCA = PR_FALSE;
usage.nss3usage = lookingForUsage;
}
cc = STAN_GetDefaultCryptoContext();
ct = NSSCryptoContext_FindBestCertificateByNickname(cc, name, NULL, &usage,
NULL);
if (!ct && PORT_Strchr(name, '@') != NULL) {
char *lowercaseName = CERT_FixupEmailAddr(name);
if (lowercaseName) {
ct = NSSCryptoContext_FindBestCertificateByEmail(
cc, lowercaseName, NULL, &usage, NULL);
PORT_Free(lowercaseName);
}
}
if (anyUsage) {
cert = PK11_FindCertFromNickname(name, NULL);
} else {
if (ct) {
/* Does ct really have the required usage? */
nssDecodedCert *dc;
dc = nssCertificate_GetDecoding(ct);
if (!dc->matchUsage(dc, &usage)) {
CERT_DestroyCertificate(STAN_GetCERTCertificateOrRelease(ct));
ct = NULL;
}
}
certlist = PK11_FindCertsFromNickname(name, NULL);
if (certlist) {
SECStatus rv =
CERT_FilterCertListByUsage(certlist, lookingForUsage, PR_FALSE);
if (SECSuccess == rv &&
!CERT_LIST_END(CERT_LIST_HEAD(certlist), certlist)) {
cert = CERT_DupCertificate(CERT_LIST_HEAD(certlist)->cert);
}
CERT_DestroyCertList(certlist);
}
}
if (cert) {
c = get_best_temp_or_perm(ct, STAN_GetNSSCertificate(cert));
CERT_DestroyCertificate(cert);
if (ct) {
CERT_DestroyCertificate(STAN_GetCERTCertificateOrRelease(ct));
}
} else {
c = ct;
}
return c ? STAN_GetCERTCertificateOrRelease(c) : NULL;
}