OZ++ Class: FileAcessResponse |
/****************************************************************************** * * Copyright (c) 2015 TOSHIYUKI ARAI. ALL RIGHTS RESERVED. * * 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. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 THE AUTHOR 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. * * * FileAccessResponse.h * *****************************************************************************/ #pragma once #include <oz++/CommonObject.h> #include <sys/fanotify.h> #include <unistd.h> namespace OZ { class FileAccessResponse :public CommonObject { private: struct fanotify_response response; public: FileAccessResponse(const __s32 metaDataFD, bool allowChange=true) { memset(&response, 0, sizeof(response)); response.fd = metaDataFD; if (allowChange) { response.response = FAN_ALLOW; } else { response.response = FAN_DENY; } } ssize_t write(int fd) { ssize_t len = ::write(fd, &response, sizeof(response)); if (len <= 0) { throw IException("Failed to write fanotify_response"); } return len; } }; }