Add m-esr52 at 52.6.0

1 files changed, 1101 insertions, 0 deletions

diff --git a/security/nss/lib/pki/certificate.c b/security/nss/lib/pki/certificate.c
new file mode 100644
index 000000000..4d94bc843
--- /dev/null
+++ b/security/nss/lib/pki/certificate.c
@@ -0,0 +1,1101 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef NSSPKI_H
+#include "nsspki.h"
+#endif /* NSSPKI_H */
+
+#ifndef PKIT_H
+#include "pkit.h"
+#endif /* PKIT_H */
+
+#ifndef PKIM_H
+#include "pkim.h"
+#endif /* PKIM_H */
+
+#ifndef DEV_H
+#include "dev.h"
+#endif /* DEV_H */
+
+#include "pkistore.h"
+
+#include "pki3hack.h"
+#include "pk11func.h"
+#include "hasht.h"
+
+#ifndef BASE_H
+#include "base.h"
+#endif /* BASE_H */
+
+extern const NSSError NSS_ERROR_NOT_FOUND;
+
+/* Creates a certificate from a base object */
+NSS_IMPLEMENT NSSCertificate *
+nssCertificate_Create(
+    nssPKIObject *object)
+{
+    PRStatus status;
+    NSSCertificate *rvCert;
+    nssArenaMark *mark;
+    NSSArena *arena = object->arena;
+    PR_ASSERT(object->instances != NULL && object->numInstances > 0);
+    PR_ASSERT(object->lockType == nssPKIMonitor);
+    mark = nssArena_Mark(arena);
+    rvCert = nss_ZNEW(arena, NSSCertificate);
+    if (!rvCert) {
+        return (NSSCertificate *)NULL;
+    }
+    rvCert->object = *object;
+    /* XXX should choose instance based on some criteria */
+    status = nssCryptokiCertificate_GetAttributes(object->instances[0],
+                                                  NULL, /* XXX sessionOpt */
+                                                  arena,
+                                                  &rvCert->type,
+                                                  &rvCert->id,
+                                                  &rvCert->encoding,
+                                                  &rvCert->issuer,
+                                                  &rvCert->serial,
+                                                  &rvCert->subject);
+    if (status != PR_SUCCESS ||
+        !rvCert->encoding.data ||
+        !rvCert->encoding.size ||
+        !rvCert->issuer.data ||
+        !rvCert->issuer.size ||
+        !rvCert->serial.data ||
+        !rvCert->serial.size) {
+        if (mark)
+            nssArena_Release(arena, mark);
+        return (NSSCertificate *)NULL;
+    }
+    if (mark)
+        nssArena_Unmark(arena, mark);
+    return rvCert;
+}
+
+NSS_IMPLEMENT NSSCertificate *
+nssCertificate_AddRef(
+    NSSCertificate *c)
+{
+    if (c) {
+        nssPKIObject_AddRef(&c->object);
+    }
+    return c;
+}
+
+NSS_IMPLEMENT PRStatus
+nssCertificate_Destroy(
+    NSSCertificate *c)
+{
+    nssCertificateStoreTrace lockTrace = { NULL, NULL, PR_FALSE, PR_FALSE };
+    nssCertificateStoreTrace unlockTrace = { NULL, NULL, PR_FALSE, PR_FALSE };
+
+    if (c) {
+        PRUint32 i;
+        nssDecodedCert *dc = c->decoding;
+        NSSTrustDomain *td = STAN_GetDefaultTrustDomain();
+        NSSCryptoContext *cc = c->object.cryptoContext;
+
+        PR_ASSERT(c->object.refCount > 0);
+
+        /* --- LOCK storage --- */
+        if (cc) {
+            nssCertificateStore_Lock(cc->certStore, &lockTrace);
+        } else {
+            nssTrustDomain_LockCertCache(td);
+        }
+        if (PR_ATOMIC_DECREMENT(&c->object.refCount) == 0) {
+            /* --- remove cert and UNLOCK storage --- */
+            if (cc) {
+                nssCertificateStore_RemoveCertLOCKED(cc->certStore, c);
+                nssCertificateStore_Unlock(cc->certStore, &lockTrace,
+                                           &unlockTrace);
+            } else {
+                nssTrustDomain_RemoveCertFromCacheLOCKED(td, c);
+                nssTrustDomain_UnlockCertCache(td);
+            }
+            /* free cert data */
+            for (i = 0; i < c->object.numInstances; i++) {
+                nssCryptokiObject_Destroy(c->object.instances[i]);
+            }
+            nssPKIObject_DestroyLock(&c->object);
+            nssArena_Destroy(c->object.arena);
+            nssDecodedCert_Destroy(dc);
+        } else {
+            /* --- UNLOCK storage --- */
+            if (cc) {
+                nssCertificateStore_Unlock(cc->certStore,
+                                           &lockTrace,
+                                           &unlockTrace);
+            } else {
+                nssTrustDomain_UnlockCertCache(td);
+            }
+        }
+    }
+    return PR_SUCCESS;
+}
+
+NSS_IMPLEMENT PRStatus
+NSSCertificate_Destroy(NSSCertificate *c)
+{
+    return nssCertificate_Destroy(c);
+}
+
+NSS_IMPLEMENT NSSDER *
+nssCertificate_GetEncoding(NSSCertificate *c)
+{
+    if (c->encoding.size > 0 && c->encoding.data) {
+        return &c->encoding;
+    } else {
+        return (NSSDER *)NULL;
+    }
+}
+
+NSS_IMPLEMENT NSSDER *
+nssCertificate_GetIssuer(NSSCertificate *c)
+{
+    if (c->issuer.size > 0 && c->issuer.data) {
+        return &c->issuer;
+    } else {
+        return (NSSDER *)NULL;
+    }
+}
+
+NSS_IMPLEMENT NSSDER *
+nssCertificate_GetSerialNumber(NSSCertificate *c)
+{
+    if (c->serial.size > 0 && c->serial.data) {
+        return &c->serial;
+    } else {
+        return (NSSDER *)NULL;
+    }
+}
+
+NSS_IMPLEMENT NSSDER *
+nssCertificate_GetSubject(NSSCertificate *c)
+{
+    if (c->subject.size > 0 && c->subject.data) {
+        return &c->subject;
+    } else {
+        return (NSSDER *)NULL;
+    }
+}
+
+/* Returns a copy, Caller must free using nss_ZFreeIf */
+NSS_IMPLEMENT NSSUTF8 *
+nssCertificate_GetNickname(
+    NSSCertificate *c,
+    NSSToken *tokenOpt)
+{
+    return nssPKIObject_GetNicknameForToken(&c->object, tokenOpt);
+}
+
+NSS_IMPLEMENT NSSASCII7 *
+nssCertificate_GetEmailAddress(NSSCertificate *c)
+{
+    return c->email;
+}
+
+NSS_IMPLEMENT PRStatus
+NSSCertificate_DeleteStoredObject(
+    NSSCertificate *c,
+    NSSCallback *uhh)
+{
+    return nssPKIObject_DeleteStoredObject(&c->object, uhh, PR_TRUE);
+}
+
+NSS_IMPLEMENT PRStatus
+NSSCertificate_Validate(
+    NSSCertificate *c,
+    NSSTime *timeOpt, /* NULL for "now" */
+    NSSUsage *usage,
+    NSSPolicies *policiesOpt /* NULL for none */
+    )
+{
+    nss_SetError(NSS_ERROR_NOT_FOUND);
+    return PR_FAILURE;
+}
+
+NSS_IMPLEMENT void ** /* void *[] */
+    NSSCertificate_ValidateCompletely(
+        NSSCertificate *c,
+        NSSTime *timeOpt, /* NULL for "now" */
+        NSSUsage *usage,
+        NSSPolicies *policiesOpt, /* NULL for none */
+        void **rvOpt,             /* NULL for allocate */
+        PRUint32 rvLimit,         /* zero for no limit */
+        NSSArena *arenaOpt        /* NULL for heap */
+        )
+{
+    nss_SetError(NSS_ERROR_NOT_FOUND);
+    return NULL;
+}
+
+NSS_IMPLEMENT PRStatus
+NSSCertificate_ValidateAndDiscoverUsagesAndPolicies(
+    NSSCertificate *c,
+    NSSTime **notBeforeOutOpt,
+    NSSTime **notAfterOutOpt,
+    void *allowedUsages,
+    void *disallowedUsages,
+    void *allowedPolicies,
+    void *disallowedPolicies,
+    /* more args.. work on this fgmr */
+    NSSArena *arenaOpt)
+{
+    nss_SetError(NSS_ERROR_NOT_FOUND);
+    return PR_FAILURE;
+}
+
+NSS_IMPLEMENT NSSDER *
+NSSCertificate_Encode(
+    NSSCertificate *c,
+    NSSDER *rvOpt,
+    NSSArena *arenaOpt)
+{
+    /* Item, DER, BER are all typedefs now... */
+    return nssItem_Duplicate((NSSItem *)&c->encoding, arenaOpt, rvOpt);
+}
+
+NSS_IMPLEMENT nssDecodedCert *
+nssCertificate_GetDecoding(
+    NSSCertificate *c)
+{
+    nssDecodedCert *deco = NULL;
+    if (c->type == NSSCertificateType_PKIX) {
+        (void)STAN_GetCERTCertificate(c);
+    }
+    nssPKIObject_Lock(&c->object);
+    if (!c->decoding) {
+        deco = nssDecodedCert_Create(NULL, &c->encoding, c->type);
+        PORT_Assert(!c->decoding);
+        c->decoding = deco;
+    } else {
+        deco = c->decoding;
+    }
+    nssPKIObject_Unlock(&c->object);
+    return deco;
+}
+
+static NSSCertificate **
+filter_subject_certs_for_id(
+    NSSCertificate **subjectCerts,
+    void *id)
+{
+    NSSCertificate **si;
+    nssDecodedCert *dcp;
+    int nextOpenSlot = 0;
+    int i;
+    nssCertIDMatch matchLevel = nssCertIDMatch_Unknown;
+    nssCertIDMatch match;
+
+    /* walk the subject certs */
+    for (si = subjectCerts; *si; si++) {
+        dcp = nssCertificate_GetDecoding(*si);
+        if (!dcp) {
+            NSSCertificate_Destroy(*si);
+            continue;
+        }
+        match = dcp->matchIdentifier(dcp, id);
+        switch (match) {
+            case nssCertIDMatch_Yes:
+                if (matchLevel == nssCertIDMatch_Unknown) {
+                    /* we have non-definitive matches, forget them */
+                    for (i = 0; i < nextOpenSlot; i++) {
+                        NSSCertificate_Destroy(subjectCerts[i]);
+                        subjectCerts[i] = NULL;
+                    }
+                    nextOpenSlot = 0;
+                    /* only keep definitive matches from now on */
+                    matchLevel = nssCertIDMatch_Yes;
+                }
+                /* keep the cert */
+                subjectCerts[nextOpenSlot++] = *si;
+                break;
+            case nssCertIDMatch_Unknown:
+                if (matchLevel == nssCertIDMatch_Unknown) {
+                    /* only have non-definitive matches so far, keep it */
+                    subjectCerts[nextOpenSlot++] = *si;
+                    break;
+                }
+            /* else fall through, we have a definitive match already */
+            case nssCertIDMatch_No:
+            default:
+                NSSCertificate_Destroy(*si);
+                *si = NULL;
+        }
+    }
+    subjectCerts[nextOpenSlot] = NULL;
+    return subjectCerts;
+}
+
+static NSSCertificate **
+filter_certs_for_valid_issuers(NSSCertificate **certs)
+{
+    NSSCertificate **cp;
+    nssDecodedCert *dcp;
+    int nextOpenSlot = 0;
+
+    for (cp = certs; *cp; cp++) {
+        dcp = nssCertificate_GetDecoding(*cp);
+        if (dcp && dcp->isValidIssuer(dcp)) {
+            certs[nextOpenSlot++] = *cp;
+        } else {
+            NSSCertificate_Destroy(*cp);
+        }
+    }
+    certs[nextOpenSlot] = NULL;
+    return certs;
+}
+
+static NSSCertificate *
+find_cert_issuer(
+    NSSCertificate *c,
+    NSSTime *timeOpt,
+    NSSUsage *usage,
+    NSSPolicies *policiesOpt,
+    NSSTrustDomain *td,
+    NSSCryptoContext *cc)
+{
+    NSSArena *arena;
+    NSSCertificate **certs = NULL;
+    NSSCertificate **ccIssuers = NULL;
+    NSSCertificate **tdIssuers = NULL;
+    NSSCertificate *issuer = NULL;
+
+    if (!cc)
+        cc = c->object.cryptoContext;
+    if (!td)
+        td = NSSCertificate_GetTrustDomain(c);
+    arena = nssArena_Create();
+    if (!arena) {
+        return (NSSCertificate *)NULL;
+    }
+    if (cc) {
+        ccIssuers = nssCryptoContext_FindCertificatesBySubject(cc,
+                                                               &c->issuer,
+                                                               NULL,
+                                                               0,
+                                                               arena);
+    }
+    if (td)
+        tdIssuers = nssTrustDomain_FindCertificatesBySubject(td,
+                                                             &c->issuer,
+                                                             NULL,
+                                                             0,
+                                                             arena);
+    certs = nssCertificateArray_Join(ccIssuers, tdIssuers);
+    if (certs) {
+        nssDecodedCert *dc = NULL;
+        void *issuerID = NULL;
+        dc = nssCertificate_GetDecoding(c);
+        if (dc) {
+            issuerID = dc->getIssuerIdentifier(dc);
+        }
+        /* XXX review based on CERT_FindCertIssuer
+         * this function is not using the authCertIssuer field as a fallback
+         * if authority key id does not exist
+         */
+        if (issuerID) {
+            certs = filter_subject_certs_for_id(certs, issuerID);
+        }
+        certs = filter_certs_for_valid_issuers(certs);
+        issuer = nssCertificateArray_FindBestCertificate(certs,
+                                                         timeOpt,
+                                                         usage,
+                                                         policiesOpt);
+        nssCertificateArray_Destroy(certs);
+    }
+    nssArena_Destroy(arena);
+    return issuer;
+}
+
+/* This function returns the built chain, as far as it gets,
+** even if/when it fails to find an issuer, and returns PR_FAILURE
+*/
+NSS_IMPLEMENT NSSCertificate **
+nssCertificate_BuildChain(
+    NSSCertificate *c,
+    NSSTime *timeOpt,
+    NSSUsage *usage,
+    NSSPolicies *policiesOpt,
+    NSSCertificate **rvOpt,
+    PRUint32 rvLimit,
+    NSSArena *arenaOpt,
+    PRStatus *statusOpt,
+    NSSTrustDomain *td,
+    NSSCryptoContext *cc)
+{
+    NSSCertificate **rvChain = NULL;
+    NSSUsage issuerUsage = *usage;
+    nssPKIObjectCollection *collection = NULL;
+    PRUint32 rvCount = 0;
+    PRStatus st;
+    PRStatus ret = PR_SUCCESS;
+
+    if (!c || !cc ||
+        (!td && (td = NSSCertificate_GetTrustDomain(c)) == NULL)) {
+        goto loser;
+    }
+    /* bump the usage up to CA level */
+    issuerUsage.nss3lookingForCA = PR_TRUE;
+    collection = nssCertificateCollection_Create(td, NULL);
+    if (!collection)
+        goto loser;
+    st = nssPKIObjectCollection_AddObject(collection, (nssPKIObject *)c);
+    if (st != PR_SUCCESS)
+        goto loser;
+    for (rvCount = 1; (!rvLimit || rvCount < rvLimit); ++rvCount) {
+        CERTCertificate *cCert = STAN_GetCERTCertificate(c);
+        if (cCert->isRoot) {
+            /* not including the issuer of the self-signed cert, which is,
+             * of course, itself
+             */
+            break;
+        }
+        c = find_cert_issuer(c, timeOpt, &issuerUsage, policiesOpt, td, cc);
+        if (!c) {
+            ret = PR_FAILURE;
+            break;
+        }
+        st = nssPKIObjectCollection_AddObject(collection, (nssPKIObject *)c);
+        nssCertificate_Destroy(c); /* collection has it */
+        if (st != PR_SUCCESS)
+            goto loser;
+    }
+    rvChain = nssPKIObjectCollection_GetCertificates(collection,
+                                                     rvOpt,
+                                                     rvLimit,
+                                                     arenaOpt);
+    if (rvChain) {
+        nssPKIObjectCollection_Destroy(collection);
+        if (statusOpt)
+            *statusOpt = ret;
+        if (ret != PR_SUCCESS)
+            nss_SetError(NSS_ERROR_CERTIFICATE_ISSUER_NOT_FOUND);
+        return rvChain;
+    }
+
+loser:
+    if (collection)
+        nssPKIObjectCollection_Destroy(collection);
+    if (statusOpt)
+        *statusOpt = PR_FAILURE;
+    nss_SetError(NSS_ERROR_CERTIFICATE_ISSUER_NOT_FOUND);
+    return rvChain;
+}
+
+NSS_IMPLEMENT NSSCertificate **
+NSSCertificate_BuildChain(
+    NSSCertificate *c,
+    NSSTime *timeOpt,
+    NSSUsage *usage,
+    NSSPolicies *policiesOpt,
+    NSSCertificate **rvOpt,
+    PRUint32 rvLimit, /* zero for no limit */
+    NSSArena *arenaOpt,
+    PRStatus *statusOpt,
+    NSSTrustDomain *td,
+    NSSCryptoContext *cc)
+{
+    return nssCertificate_BuildChain(c, timeOpt, usage, policiesOpt,
+                                     rvOpt, rvLimit, arenaOpt, statusOpt,
+                                     td, cc);
+}
+
+NSS_IMPLEMENT NSSCryptoContext *
+nssCertificate_GetCryptoContext(NSSCertificate *c)
+{
+    return c->object.cryptoContext;
+}
+
+NSS_IMPLEMENT NSSTrustDomain *
+nssCertificate_GetTrustDomain(NSSCertificate *c)
+{
+    return c->object.trustDomain;
+}
+
+NSS_IMPLEMENT NSSTrustDomain *
+NSSCertificate_GetTrustDomain(NSSCertificate *c)
+{
+    return nssCertificate_GetTrustDomain(c);
+}
+
+NSS_IMPLEMENT NSSToken *
+NSSCertificate_GetToken(
+    NSSCertificate *c,
+    PRStatus *statusOpt)
+{
+    return (NSSToken *)NULL;
+}
+
+NSS_IMPLEMENT NSSSlot *
+NSSCertificate_GetSlot(
+    NSSCertificate *c,
+    PRStatus *statusOpt)
+{
+    return (NSSSlot *)NULL;
+}
+
+NSS_IMPLEMENT NSSModule *
+NSSCertificate_GetModule(
+    NSSCertificate *c,
+    PRStatus *statusOpt)
+{
+    return (NSSModule *)NULL;
+}
+
+NSS_IMPLEMENT NSSItem *
+NSSCertificate_Encrypt(
+    NSSCertificate *c,
+    NSSAlgorithmAndParameters *apOpt,
+    NSSItem *data,
+    NSSTime *timeOpt,
+    NSSUsage *usage,
+    NSSPolicies *policiesOpt,
+    NSSCallback *uhh,
+    NSSItem *rvOpt,
+    NSSArena *arenaOpt)
+{
+    nss_SetError(NSS_ERROR_NOT_FOUND);
+    return NULL;
+}
+
+NSS_IMPLEMENT PRStatus
+NSSCertificate_Verify(
+    NSSCertificate *c,
+    NSSAlgorithmAndParameters *apOpt,
+    NSSItem *data,
+    NSSItem *signature,
+    NSSTime *timeOpt,
+    NSSUsage *usage,
+    NSSPolicies *policiesOpt,
+    NSSCallback *uhh)
+{
+    nss_SetError(NSS_ERROR_NOT_FOUND);
+    return PR_FAILURE;
+}
+
+NSS_IMPLEMENT NSSItem *
+NSSCertificate_VerifyRecover(
+    NSSCertificate *c,
+    NSSAlgorithmAndParameters *apOpt,
+    NSSItem *signature,
+    NSSTime *timeOpt,
+    NSSUsage *usage,
+    NSSPolicies *policiesOpt,
+    NSSCallback *uhh,
+    NSSItem *rvOpt,
+    NSSArena *arenaOpt)
+{
+    nss_SetError(NSS_ERROR_NOT_FOUND);
+    return NULL;
+}
+
+NSS_IMPLEMENT NSSItem *
+NSSCertificate_WrapSymmetricKey(
+    NSSCertificate *c,
+    NSSAlgorithmAndParameters *apOpt,
+    NSSSymmetricKey *keyToWrap,
+    NSSTime *timeOpt,
+    NSSUsage *usage,
+    NSSPolicies *policiesOpt,
+    NSSCallback *uhh,
+    NSSItem *rvOpt,
+    NSSArena *arenaOpt)
+{
+    nss_SetError(NSS_ERROR_NOT_FOUND);
+    return NULL;
+}
+
+NSS_IMPLEMENT NSSCryptoContext *
+NSSCertificate_CreateCryptoContext(
+    NSSCertificate *c,
+    NSSAlgorithmAndParameters *apOpt,
+    NSSTime *timeOpt,
+    NSSUsage *usage,
+    NSSPolicies *policiesOpt,
+    NSSCallback *uhh)
+{
+    nss_SetError(NSS_ERROR_NOT_FOUND);
+    return NULL;
+}
+
+NSS_IMPLEMENT NSSPublicKey *
+NSSCertificate_GetPublicKey(
+    NSSCertificate *c)
+{
+#if 0
+    CK_ATTRIBUTE pubktemplate[] = {
+    { CKA_CLASS,   NULL, 0 },
+    { CKA_ID,      NULL, 0 },
+    { CKA_SUBJECT, NULL, 0 }
+    };
+    PRStatus nssrv;
+    CK_ULONG count = sizeof(pubktemplate) / sizeof(pubktemplate[0]);
+    NSS_CK_SET_ATTRIBUTE_ITEM(pubktemplate, 0, &g_ck_class_pubkey);
+    if (c->id.size > 0) {
+    /* CKA_ID */
+    NSS_CK_ITEM_TO_ATTRIBUTE(&c->id, &pubktemplate[1]);
+    } else {
+    /* failure, yes? */
+    return (NSSPublicKey *)NULL;
+    }
+    if (c->subject.size > 0) {
+    /* CKA_SUBJECT */
+    NSS_CK_ITEM_TO_ATTRIBUTE(&c->subject, &pubktemplate[2]);
+    } else {
+    /* failure, yes? */
+    return (NSSPublicKey *)NULL;
+    }
+    /* Try the cert's token first */
+    if (c->token) {
+    nssrv = nssToken_FindObjectByTemplate(c->token, pubktemplate, count);
+    }
+#endif
+    /* Try all other key tokens */
+    return (NSSPublicKey *)NULL;
+}
+
+NSS_IMPLEMENT NSSPrivateKey *
+NSSCertificate_FindPrivateKey(
+    NSSCertificate *c,
+    NSSCallback *uhh)
+{
+    nss_SetError(NSS_ERROR_NOT_FOUND);
+    return NULL;
+}
+
+NSS_IMPLEMENT PRBool
+NSSCertificate_IsPrivateKeyAvailable(
+    NSSCertificate *c,
+    NSSCallback *uhh,
+    PRStatus *statusOpt)
+{
+    PRBool isUser = PR_FALSE;
+    nssCryptokiObject **ip;
+    nssCryptokiObject **instances = nssPKIObject_GetInstances(&c->object);
+    if (!instances) {
+        return PR_FALSE;
+    }
+    for (ip = instances; *ip; ip++) {
+        nssCryptokiObject *instance = *ip;
+        if (nssToken_IsPrivateKeyAvailable(instance->token, c, instance)) {
+            isUser = PR_TRUE;
+        }
+    }
+    nssCryptokiObjectArray_Destroy(instances);
+    return isUser;
+}
+
+/* sort the subject cert list from newest to oldest */
+PRIntn
+nssCertificate_SubjectListSort(
+    void *v1,
+    void *v2)
+{
+    NSSCertificate *c1 = (NSSCertificate *)v1;
+    NSSCertificate *c2 = (NSSCertificate *)v2;
+    nssDecodedCert *dc1 = nssCertificate_GetDecoding(c1);
+    nssDecodedCert *dc2 = nssCertificate_GetDecoding(c2);
+    if (!dc1) {
+        return dc2 ? 1 : 0;
+    } else if (!dc2) {
+        return -1;
+    } else {
+        return dc1->isNewerThan(dc1, dc2) ? -1 : 1;
+    }
+}
+
+NSS_IMPLEMENT PRBool
+NSSUserCertificate_IsStillPresent(
+    NSSUserCertificate *uc,
+    PRStatus *statusOpt)
+{
+    nss_SetError(NSS_ERROR_NOT_FOUND);
+    return PR_FALSE;
+}
+
+NSS_IMPLEMENT NSSItem *
+NSSUserCertificate_Decrypt(
+    NSSUserCertificate *uc,
+    NSSAlgorithmAndParameters *apOpt,
+    NSSItem *data,
+    NSSTime *timeOpt,
+    NSSUsage *usage,
+    NSSPolicies *policiesOpt,
+    NSSCallback *uhh,
+    NSSItem *rvOpt,
+    NSSArena *arenaOpt)
+{
+    nss_SetError(NSS_ERROR_NOT_FOUND);
+    return NULL;
+}
+
+NSS_IMPLEMENT NSSItem *
+NSSUserCertificate_Sign(
+    NSSUserCertificate *uc,
+    NSSAlgorithmAndParameters *apOpt,
+    NSSItem *data,
+    NSSTime *timeOpt,
+    NSSUsage *usage,
+    NSSPolicies *policiesOpt,
+    NSSCallback *uhh,
+    NSSItem *rvOpt,
+    NSSArena *arenaOpt)
+{
+    nss_SetError(NSS_ERROR_NOT_FOUND);
+    return NULL;
+}
+
+NSS_IMPLEMENT NSSItem *
+NSSUserCertificate_SignRecover(
+    NSSUserCertificate *uc,
+    NSSAlgorithmAndParameters *apOpt,
+    NSSItem *data,
+    NSSTime *timeOpt,
+    NSSUsage *usage,
+    NSSPolicies *policiesOpt,
+    NSSCallback *uhh,
+    NSSItem *rvOpt,
+    NSSArena *arenaOpt)
+{
+    nss_SetError(NSS_ERROR_NOT_FOUND);
+    return NULL;
+}
+
+NSS_IMPLEMENT NSSSymmetricKey *
+NSSUserCertificate_UnwrapSymmetricKey(
+    NSSUserCertificate *uc,
+    NSSAlgorithmAndParameters *apOpt,
+    NSSItem *wrappedKey,
+    NSSTime *timeOpt,
+    NSSUsage *usage,
+    NSSPolicies *policiesOpt,
+    NSSCallback *uhh,
+    NSSItem *rvOpt,
+    NSSArena *arenaOpt)
+{
+    nss_SetError(NSS_ERROR_NOT_FOUND);
+    return NULL;
+}
+
+NSS_IMPLEMENT NSSSymmetricKey *
+NSSUserCertificate_DeriveSymmetricKey(
+    NSSUserCertificate *uc, /* provides private key */
+    NSSCertificate *c,      /* provides public key */
+    NSSAlgorithmAndParameters *apOpt,
+    NSSOID *target,
+    PRUint32 keySizeOpt, /* zero for best allowed */
+    NSSOperations operations,
+    NSSCallback *uhh)
+{
+    nss_SetError(NSS_ERROR_NOT_FOUND);
+    return NULL;
+}
+
+NSS_IMPLEMENT nssSMIMEProfile *
+nssSMIMEProfile_Create(
+    NSSCertificate *cert,
+    NSSItem *profileTime,
+    NSSItem *profileData)
+{
+    NSSArena *arena;
+    nssSMIMEProfile *rvProfile;
+    nssPKIObject *object;
+    NSSTrustDomain *td = nssCertificate_GetTrustDomain(cert);
+    NSSCryptoContext *cc = nssCertificate_GetCryptoContext(cert);
+    arena = nssArena_Create();
+    if (!arena) {
+        return NULL;
+    }
+    object = nssPKIObject_Create(arena, NULL, td, cc, nssPKILock);
+    if (!object) {
+        goto loser;
+    }
+    rvProfile = nss_ZNEW(arena, nssSMIMEProfile);
+    if (!rvProfile) {
+        goto loser;
+    }
+    rvProfile->object = *object;
+    rvProfile->certificate = cert;
+    rvProfile->email = nssUTF8_Duplicate(cert->email, arena);
+    rvProfile->subject = nssItem_Duplicate(&cert->subject, arena, NULL);
+    if (profileTime) {
+        rvProfile->profileTime = nssItem_Duplicate(profileTime, arena, NULL);
+    }
+    if (profileData) {
+        rvProfile->profileData = nssItem_Duplicate(profileData, arena, NULL);
+    }
+    return rvProfile;
+loser:
+    if (object)
+        nssPKIObject_Destroy(object);
+    else if (arena)
+        nssArena_Destroy(arena);
+    return (nssSMIMEProfile *)NULL;
+}
+
+/* execute a callback function on all members of a cert list */
+NSS_EXTERN PRStatus
+nssCertificateList_DoCallback(
+    nssList *certList,
+    PRStatus (*callback)(NSSCertificate *c, void *arg),
+    void *arg)
+{
+    nssListIterator *certs;
+    NSSCertificate *cert;
+    certs = nssList_CreateIterator(certList);
+    if (!certs) {
+        return PR_FAILURE;
+    }
+    for (cert = (NSSCertificate *)nssListIterator_Start(certs);
+         cert != (NSSCertificate *)NULL;
+         cert = (NSSCertificate *)nssListIterator_Next(certs)) {
+        (void)(*callback)(cert, arg);
+    }
+    nssListIterator_Finish(certs);
+    nssListIterator_Destroy(certs);
+    return PR_SUCCESS;
+}
+
+static PRStatus
+add_ref_callback(NSSCertificate *c, void *a)
+{
+    nssCertificate_AddRef(c);
+    return PR_SUCCESS;
+}
+
+NSS_IMPLEMENT void
+nssCertificateList_AddReferences(
+    nssList *certList)
+{
+    (void)nssCertificateList_DoCallback(certList, add_ref_callback, NULL);
+}
+
+/*
+ * Is this trust record safe to apply to all certs of the same issuer/SN
+ * independent of the cert matching the hash. This is only true is the trust
+ * is unknown or distrusted. In general this feature is only useful to
+ * explicitly distrusting certs. It is not safe to use to trust certs, so
+ * only allow unknown and untrusted trust types.
+ */
+PRBool
+nssTrust_IsSafeToIgnoreCertHash(nssTrustLevel serverAuth,
+                                nssTrustLevel clientAuth, nssTrustLevel codeSigning,
+                                nssTrustLevel email, PRBool stepup)
+{
+    /* step up is a trust type, if it's on, we must have a hash for the cert */
+    if (stepup) {
+        return PR_FALSE;
+    }
+    if ((serverAuth != nssTrustLevel_Unknown) &&
+        (serverAuth != nssTrustLevel_NotTrusted)) {
+        return PR_FALSE;
+    }
+    if ((clientAuth != nssTrustLevel_Unknown) &&
+        (clientAuth != nssTrustLevel_NotTrusted)) {
+        return PR_FALSE;
+    }
+    if ((codeSigning != nssTrustLevel_Unknown) &&
+        (codeSigning != nssTrustLevel_NotTrusted)) {
+        return PR_FALSE;
+    }
+    if ((email != nssTrustLevel_Unknown) &&
+        (email != nssTrustLevel_NotTrusted)) {
+        return PR_FALSE;
+    }
+    /* record only has Unknown and Untrusted entries, ok to accept without a
+     * hash */
+    return PR_TRUE;
+}
+
+NSS_IMPLEMENT NSSTrust *
+nssTrust_Create(
+    nssPKIObject *object,
+    NSSItem *certData)
+{
+    PRStatus status;
+    PRUint32 i;
+    PRUint32 lastTrustOrder, myTrustOrder;
+    unsigned char sha1_hashcmp[SHA1_LENGTH];
+    unsigned char sha1_hashin[SHA1_LENGTH];
+    NSSItem sha1_hash;
+    NSSTrust *rvt;
+    nssCryptokiObject *instance;
+    nssTrustLevel serverAuth, clientAuth, codeSigning, emailProtection;
+    SECStatus rv; /* Should be stan flavor */
+    PRBool stepUp;
+
+    lastTrustOrder = 1 << 16; /* just make it big */
+    PR_ASSERT(object->instances != NULL && object->numInstances > 0);
+    rvt = nss_ZNEW(object->arena, NSSTrust);
+    if (!rvt) {
+        return (NSSTrust *)NULL;
+    }
+    rvt->object = *object;
+
+    /* should be stan flavor of Hashbuf */
+    rv = PK11_HashBuf(SEC_OID_SHA1, sha1_hashcmp, certData->data, certData->size);
+    if (rv != SECSuccess) {
+        return (NSSTrust *)NULL;
+    }
+    sha1_hash.data = sha1_hashin;
+    sha1_hash.size = sizeof(sha1_hashin);
+    /* trust has to peek into the base object members */
+    nssPKIObject_Lock(object);
+    for (i = 0; i < object->numInstances; i++) {
+        instance = object->instances[i];
+        myTrustOrder = nssToken_GetTrustOrder(instance->token);
+        status = nssCryptokiTrust_GetAttributes(instance, NULL,
+                                                &sha1_hash,
+                                                &serverAuth,
+                                                &clientAuth,
+                                                &codeSigning,
+                                                &emailProtection,
+                                                &stepUp);
+        if (status != PR_SUCCESS) {
+            nssPKIObject_Unlock(object);
+            return (NSSTrust *)NULL;
+        }
+        /* if no hash is specified, then trust applies to all certs with
+         * this issuer/SN. NOTE: This is only true for entries that
+         * have distrust and unknown record */
+        if (!(
+                /* we continue if there is no hash, and the trust type is
+                 * safe to accept without a hash ... or ... */
+                ((sha1_hash.size == 0) &&
+                 nssTrust_IsSafeToIgnoreCertHash(serverAuth, clientAuth,
+                                                 codeSigning, emailProtection,
+                                                 stepUp)) ||
+                /* we have a hash of the correct size, and it matches */
+                ((sha1_hash.size == SHA1_LENGTH) && (PORT_Memcmp(sha1_hashin,
+                                                                 sha1_hashcmp,
+                                                                 SHA1_LENGTH) == 0)))) {
+            nssPKIObject_Unlock(object);
+            return (NSSTrust *)NULL;
+        }
+        if (rvt->serverAuth == nssTrustLevel_Unknown ||
+            myTrustOrder < lastTrustOrder) {
+            rvt->serverAuth = serverAuth;
+        }
+        if (rvt->clientAuth == nssTrustLevel_Unknown ||
+            myTrustOrder < lastTrustOrder) {
+            rvt->clientAuth = clientAuth;
+        }
+        if (rvt->emailProtection == nssTrustLevel_Unknown ||
+            myTrustOrder < lastTrustOrder) {
+            rvt->emailProtection = emailProtection;
+        }
+        if (rvt->codeSigning == nssTrustLevel_Unknown ||
+            myTrustOrder < lastTrustOrder) {
+            rvt->codeSigning = codeSigning;
+        }
+        rvt->stepUpApproved = stepUp;
+        lastTrustOrder = myTrustOrder;
+    }
+    nssPKIObject_Unlock(object);
+    return rvt;
+}
+
+NSS_IMPLEMENT NSSTrust *
+nssTrust_AddRef(NSSTrust *trust)
+{
+    if (trust) {
+        nssPKIObject_AddRef(&trust->object);
+    }
+    return trust;
+}
+
+NSS_IMPLEMENT PRStatus
+nssTrust_Destroy(NSSTrust *trust)
+{
+    if (trust) {
+        (void)nssPKIObject_Destroy(&trust->object);
+    }
+    return PR_SUCCESS;
+}
+
+NSS_IMPLEMENT nssSMIMEProfile *
+nssSMIMEProfile_AddRef(nssSMIMEProfile *profile)
+{
+    if (profile) {
+        nssPKIObject_AddRef(&profile->object);
+    }
+    return profile;
+}
+
+NSS_IMPLEMENT PRStatus
+nssSMIMEProfile_Destroy(nssSMIMEProfile *profile)
+{
+    if (profile) {
+        (void)nssPKIObject_Destroy(&profile->object);
+    }
+    return PR_SUCCESS;
+}
+
+NSS_IMPLEMENT NSSCRL *
+nssCRL_Create(nssPKIObject *object)
+{
+    PRStatus status;
+    NSSCRL *rvCRL;
+    NSSArena *arena = object->arena;
+    PR_ASSERT(object->instances != NULL && object->numInstances > 0);
+    rvCRL = nss_ZNEW(arena, NSSCRL);
+    if (!rvCRL) {
+        return (NSSCRL *)NULL;
+    }
+    rvCRL->object = *object;
+    /* XXX should choose instance based on some criteria */
+    status = nssCryptokiCRL_GetAttributes(object->instances[0],
+                                          NULL, /* XXX sessionOpt */
+                                          arena,
+                                          &rvCRL->encoding,
+                                          NULL, /* subject */
+                                          NULL, /* class */
+                                          &rvCRL->url,
+                                          &rvCRL->isKRL);
+    if (status != PR_SUCCESS) {
+        if (!arena) {
+            nssPKIObject_Destroy((nssPKIObject *)rvCRL);
+        }
+        return (NSSCRL *)NULL;
+    }
+    return rvCRL;
+}
+
+NSS_IMPLEMENT NSSCRL *
+nssCRL_AddRef(NSSCRL *crl)
+{
+    if (crl) {
+        nssPKIObject_AddRef(&crl->object);
+    }
+    return crl;
+}
+
+NSS_IMPLEMENT PRStatus
+nssCRL_Destroy(NSSCRL *crl)
+{
+    if (crl) {
+        (void)nssPKIObject_Destroy(&crl->object);
+    }
+    return PR_SUCCESS;
+}
+
+NSS_IMPLEMENT PRStatus
+nssCRL_DeleteStoredObject(
+    NSSCRL *crl,
+    NSSCallback *uhh)
+{
+    return nssPKIObject_DeleteStoredObject(&crl->object, uhh, PR_TRUE);
+}
+
+NSS_IMPLEMENT NSSDER *
+nssCRL_GetEncoding(NSSCRL *crl)
+{
+    if (crl && crl->encoding.data != NULL && crl->encoding.size > 0) {
+        return &crl->encoding;
+    } else {
+        return (NSSDER *)NULL;
+    }
+}