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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CRYPTO_SCOPED_NSS_TYPES_H_
#define CRYPTO_SCOPED_NSS_TYPES_H_
#include <keyhi.h>
#include <nss.h>
#include <pk11pub.h>
#include <plarena.h>
#include "base/memory/scoped_ptr.h"
namespace crypto {
template <typename Type, void (*Destroyer)(Type*)>
struct NSSDestroyer {
void operator()(Type* ptr) const {
Destroyer(ptr);
}
};
template <typename Type, void (*Destroyer)(Type*, PRBool), PRBool freeit>
struct NSSDestroyer1 {
void operator()(Type* ptr) const {
Destroyer(ptr, freeit);
}
};
// Define some convenient scopers around NSS pointers.
typedef scoped_ptr<PK11Context,
NSSDestroyer1<PK11Context, PK11_DestroyContext, PR_TRUE> >
ScopedPK11Context;
typedef scoped_ptr<PK11SlotInfo, NSSDestroyer<PK11SlotInfo, PK11_FreeSlot> >
ScopedPK11Slot;
typedef scoped_ptr<PK11SlotList, NSSDestroyer<PK11SlotList, PK11_FreeSlotList> >
ScopedPK11SlotList;
typedef scoped_ptr<PK11SymKey, NSSDestroyer<PK11SymKey, PK11_FreeSymKey> >
ScopedPK11SymKey;
typedef scoped_ptr<SECKEYPublicKey,
NSSDestroyer<SECKEYPublicKey, SECKEY_DestroyPublicKey> >
ScopedSECKEYPublicKey;
typedef scoped_ptr<SECKEYPrivateKey,
NSSDestroyer<SECKEYPrivateKey, SECKEY_DestroyPrivateKey> >
ScopedSECKEYPrivateKey;
typedef scoped_ptr<SECAlgorithmID,
NSSDestroyer1<SECAlgorithmID, SECOID_DestroyAlgorithmID,
PR_TRUE> >
ScopedSECAlgorithmID;
typedef scoped_ptr<SECItem, NSSDestroyer1<SECItem, SECITEM_FreeItem, PR_TRUE> >
ScopedSECItem;
typedef scoped_ptr<PLArenaPool,
NSSDestroyer1<PLArenaPool, PORT_FreeArena, PR_FALSE> >
ScopedPLArenaPool;
} // namespace crypto
#endif // CRYPTO_SCOPED_NSS_TYPES_H_
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