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// Copyright (c) 2010 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 NET_BASE_SSL_CONNECTION_STATUS_FLAGS_H_
#define NET_BASE_SSL_CONNECTION_STATUS_FLAGS_H_
#pragma once
namespace net {
// Status flags for SSLInfo::connection_status.
enum {
// The lower 16 bits are reserved for the TLS ciphersuite id.
SSL_CONNECTION_CIPHERSUITE_SHIFT = 0,
SSL_CONNECTION_CIPHERSUITE_MASK = 0xffff,
// The next two bits are reserved for the compression used.
SSL_CONNECTION_COMPRESSION_SHIFT = 16,
SSL_CONNECTION_COMPRESSION_MASK = 3,
// We fell back to SSLv3 for this connection.
SSL_CONNECTION_SSL3_FALLBACK = 1 << 18,
// The server doesn't support the renegotiation_info extension. If this bit
// is not set then either the extension isn't supported, or we don't have any
// knowledge either way. (The latter case will occur when we use an SSL
// library that doesn't report it, like SChannel.)
SSL_CONNECTION_NO_RENEGOTIATION_EXTENSION = 1 << 19,
// 1 << 31 (the sign bit) is reserved so that the SSL connection status will
// never be negative.
};
inline int SSLConnectionStatusToCipherSuite(int connection_status) {
return (connection_status >> SSL_CONNECTION_CIPHERSUITE_SHIFT) &
SSL_CONNECTION_CIPHERSUITE_MASK;
}
inline int SSLConnectionStatusToCompression(int connection_status) {
return (connection_status >> SSL_CONNECTION_COMPRESSION_SHIFT) &
SSL_CONNECTION_COMPRESSION_MASK;
}
} // namespace net
#endif // NET_BASE_SSL_CONNECTION_STATUS_FLAGS_H_
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