1 files changed, 110 insertions, 0 deletions
diff --git a/security/nss/lib/softoken/legacydb/lgdestroy.c b/security/nss/lib/softoken/legacydb/lgdestroy.c
new file mode 100644
index 000000000..1e3839d7b
--- /dev/null
+++ b/security/nss/lib/softoken/legacydb/lgdestroy.c
@@ -0,0 +1,110 @@
+/* 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;
+}