1 // Copyright 2024 The Chromium Authors 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef CRYPTO_UNEXPORTABLE_KEY_WIN_H_ 6 #define CRYPTO_UNEXPORTABLE_KEY_WIN_H_ 7 8 #include <windows.h> 9 10 #include <ncrypt.h> 11 12 #include "base/containers/span.h" 13 #include "crypto/crypto_export.h" 14 #include "crypto/scoped_cng_types.h" 15 16 namespace crypto { 17 18 // Attempts to load a TPM-backed CNG key from the given `wrapped` value. Will 19 // assign the out `provider` and `key` values respectively. Returns true if all 20 // operations were successful. 21 CRYPTO_EXPORT bool LoadWrappedTPMKey(base::span<const uint8_t> wrapped, 22 ScopedNCryptProvider& provider, 23 ScopedNCryptKey& key); 24 25 } // namespace crypto 26 27 #endif // CRYPTO_UNEXPORTABLE_KEY_WIN_H_ 28