1/* 2 * Copyright (C) 2013 Intel Corporation. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' 14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS 17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 23 * THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#ifndef OpenSyscall_h 27#define OpenSyscall_h 28 29#if ENABLE(SECCOMP_FILTERS) 30 31#include "Syscall.h" 32#include <wtf/text/CString.h> 33 34namespace IPC { 35class ArgumentDecoder; 36class ArgumentEncoder; 37} 38 39namespace WebKit { 40 41class OpenSyscall : public Syscall { 42public: 43 static std::unique_ptr<Syscall> createFromOpenatContext(mcontext_t*); 44 static std::unique_ptr<Syscall> createFromCreatContext(mcontext_t*); 45 46 explicit OpenSyscall(mcontext_t*); 47 48 void setPath(const CString& path) { m_path = path; }; 49 void setFlags(const int flags) { m_flags = flags; }; 50 void setMode(const mode_t mode) { m_mode = mode; }; 51 52 // Syscall implementation. 53 virtual void setResult(const SyscallResult*); 54 virtual std::unique_ptr<SyscallResult> execute(const SyscallPolicy&); 55 virtual void encode(IPC::ArgumentEncoder&) const; 56 virtual bool decode(IPC::ArgumentDecoder*); 57 58private: 59 CString m_path; 60 int m_flags; 61 mode_t m_mode; 62}; 63 64class OpenSyscallResult : public SyscallResult { 65public: 66 OpenSyscallResult(int fd, int errorNumber); 67 ~OpenSyscallResult(); 68 69 int fd() const { return m_fd; } 70 int errorNumber() const { return m_errorNumber; } 71 72 // SyscallResult implementation. 73 virtual void encode(IPC::ArgumentEncoder&) const; 74 virtual bool decode(IPC::ArgumentDecoder*, int fd); 75 76private: 77 int m_fd; 78 int m_errorNumber; 79}; 80 81 82} // namespace WebKit 83 84#endif // ENABLE(SECCOMP_FILTERS) 85 86#endif // OpenSyscall_h 87