/* * Copyright (C) 2017 Metrological Group B.V. * Copyright (C) 2017 Igalia S.L. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF * THE POSSIBILITY OF SUCH DAMAGE. */ #pragma once #include <gcrypt.h> #include <wtf/Assertions.h> namespace PAL { namespace GCrypt { // Copied from gcrypt.h. This macro is new in version 1.7.0, which we do not // want to require yet. Remove this in summer 2019. #ifndef gcry_cipher_final #define gcry_cipher_final(a) \ gcry_cipher_ctl ((a), GCRYCTL_FINALIZE, NULL, 0) #endif using CipherOperation = gcry_error_t(gcry_cipher_hd_t, void*, size_t, const void*, size_t); static inline void logError(gcry_error_t error) { // FIXME: Use a WebCrypto WTF log channel here once those are moved down to PAL. #if !LOG_DISABLED WTFLogAlways("libgcrypt error: source '%s', description '%s'", gcry_strsource(error), gcry_strerror(error)); #else UNUSED_PARAM(error); #endif } static inline std::optional<int> aesAlgorithmForKeySize(size_t keySize) { switch (keySize) { case 128: return GCRY_CIPHER_AES128; case 192: return GCRY_CIPHER_AES192; case 256: return GCRY_CIPHER_AES256; default: return std::nullopt; } } } // namespace GCrypt } // namespace PAL