--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/nss/lib/softoken/legacydb/lgdestroy.c	Tue Aug 05 18:32:02 2014 +0200
@@ -0,0 +1,111 @@
+/* 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/. */
+/*
+ * Internal PKCS #11 functions. Should only be called by pkcs11.c
+ */
+#include "pkcs11.h"
+#include "lgdb.h"
+#include "pcert.h"
+#include "lowkeyi.h"
+
+/*
+ * remove an object.
+ */
+CK_RV
+lg_DestroyObject(SDB *sdb, CK_OBJECT_HANDLE object_id)
+{
+    CK_RV crv = CKR_OK;
+    SECStatus rv;
+    NSSLOWCERTCertificate *cert;
+    NSSLOWCERTCertTrust tmptrust;
+    PRBool isKrl;
+    NSSLOWKEYDBHandle *keyHandle;
+    NSSLOWCERTCertDBHandle *certHandle;
+    const SECItem *dbKey;
+
+    object_id &= ~LG_TOKEN_MASK;
+    dbKey = lg_lookupTokenKeyByHandle(sdb,object_id);
+    if (dbKey == NULL) {
+	return CKR_OBJECT_HANDLE_INVALID;
+    }
+
+    /* remove the objects from the real data base */
+    switch (object_id & LG_TOKEN_TYPE_MASK) {
+    case LG_TOKEN_TYPE_PRIV:
+    case LG_TOKEN_TYPE_KEY:
+	/* KEYID is the public KEY for DSA and DH, and the MODULUS for
+	 *  RSA */
+	keyHandle = lg_getKeyDB(sdb);
+	if (!keyHandle) {
+	    crv = CKR_TOKEN_WRITE_PROTECTED;
+	    break;
+	}
+	rv = nsslowkey_DeleteKey(keyHandle, dbKey);
+	if (rv != SECSuccess) {
+	    crv = CKR_DEVICE_ERROR;
+	}
+	break;
+    case LG_TOKEN_TYPE_PUB:
+	break; /* public keys only exist at the behest of the priv key */
+    case LG_TOKEN_TYPE_CERT:
+	certHandle = lg_getCertDB(sdb);
+	if (!certHandle) {
+	    crv = CKR_TOKEN_WRITE_PROTECTED;
+	    break;
+	}
+	cert = nsslowcert_FindCertByKey(certHandle,dbKey);
+	if (cert == NULL) {
+	    crv = CKR_DEVICE_ERROR;
+	    break;
+	}
+	rv = nsslowcert_DeletePermCertificate(cert);
+	if (rv != SECSuccess) {
+	    crv = CKR_DEVICE_ERROR;
+	}
+	nsslowcert_DestroyCertificate(cert);
+	break;
+    case LG_TOKEN_TYPE_CRL:
+	certHandle = lg_getCertDB(sdb);
+	if (!certHandle) {
+	    crv = CKR_TOKEN_WRITE_PROTECTED;
+	    break;
+	}
+	isKrl = (PRBool) (object_id == LG_TOKEN_KRL_HANDLE);
+	rv = nsslowcert_DeletePermCRL(certHandle, dbKey, isKrl);
+	if (rv == SECFailure) crv = CKR_DEVICE_ERROR;
+	break;
+    case LG_TOKEN_TYPE_TRUST:
+	certHandle = lg_getCertDB(sdb);
+	if (!certHandle) {
+	    crv = CKR_TOKEN_WRITE_PROTECTED;
+	    break;
+	}
+	cert = nsslowcert_FindCertByKey(certHandle, dbKey);
+	if (cert == NULL) {
+	    crv = CKR_DEVICE_ERROR;
+	    break;
+	}
+	tmptrust = *cert->trust;
+	tmptrust.sslFlags &= CERTDB_PRESERVE_TRUST_BITS;
+	tmptrust.emailFlags &= CERTDB_PRESERVE_TRUST_BITS;
+	tmptrust.objectSigningFlags &= CERTDB_PRESERVE_TRUST_BITS;
+	tmptrust.sslFlags |= CERTDB_TRUSTED_UNKNOWN;
+	tmptrust.emailFlags |= CERTDB_TRUSTED_UNKNOWN;
+	tmptrust.objectSigningFlags |= CERTDB_TRUSTED_UNKNOWN;
+	rv = nsslowcert_ChangeCertTrust(certHandle, cert, &tmptrust);
+	if (rv != SECSuccess) crv = CKR_DEVICE_ERROR;
+	nsslowcert_DestroyCertificate(cert);
+	break;
+    default:
+	break;
+    }
+    lg_DBLock(sdb);
+    lg_deleteTokenKeyByHandle(sdb,object_id);
+    lg_DBUnlock(sdb);
+
+    return crv;
+}
+
+
+