| /* |
| * Copyright (c) 2015, The Linux Foundation. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without modification, are permitted |
| * provided that the following conditions are met: |
| * * Redistributions of source code must retain the above copyright notice, this list of |
| * conditions and the following disclaimer. |
| * * 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. |
| * * Neither the name of The Linux Foundation nor the names of its contributors may be used to |
| * endorse or promote products derived from this software without specific prior written |
| * permission. |
| * |
| * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
| * NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 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. |
| */ |
| |
| #ifndef __SYS_H__ |
| #define __SYS_H__ |
| |
| #include <sys/eventfd.h> |
| #include <unistd.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <poll.h> |
| #include <pthread.h> |
| |
| namespace sdm { |
| |
| class Sys { |
| public: |
| // Pointers to system calls which are either mapped to actual system call or virtual driver. |
| typedef int (*ioctl)(int, int, ...); |
| typedef int (*open)(const char *, int, ...); |
| typedef int (*close)(int); |
| typedef int (*poll)(struct pollfd *, nfds_t, int); |
| typedef ssize_t (*pread)(int, void *, size_t, off_t); |
| typedef ssize_t (*pwrite)(int, const void *, size_t, off_t); |
| typedef FILE* (*fopen)( const char *fname, const char *mode); |
| typedef int (*fclose)(FILE* fileptr); |
| typedef ssize_t (*getline)(char **lineptr, size_t *linelen, FILE *stream); |
| typedef int (*pthread_cancel)(pthread_t thread); |
| typedef int (*dup)(int fd); |
| typedef ssize_t (*read)(int, void *, size_t); |
| typedef ssize_t (*write)(int, const void *, size_t); |
| typedef int (*eventfd)(unsigned int, int); |
| |
| static ioctl ioctl_; |
| static open open_; |
| static close close_; |
| static poll poll_; |
| static pread pread_; |
| static pwrite pwrite_; |
| static fopen fopen_; |
| static fclose fclose_; |
| static getline getline_; |
| static pthread_cancel pthread_cancel_; |
| static dup dup_; |
| static read read_; |
| static write write_; |
| static eventfd eventfd_; |
| }; |
| |
| } // namespace sdm |
| |
| #endif // __SYS_H__ |