| Dileep Marchya | de0339e | 2015-06-12 18:14:21 -0700 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (c) 2015, The Linux Foundation. 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 are |
| 6 | * met: |
| 7 | * * Redistributions of source code must retain the above copyright |
| 8 | * notice, this list of conditions and the following disclaimer. |
| 9 | * * Redistributions in binary form must reproduce the above |
| 10 | * copyright notice, this list of conditions and the following |
| 11 | * disclaimer in the documentation and/or other materials provided |
| 12 | * with the distribution. |
| 13 | * * Neither the name of The Linux Foundation nor the names of its |
| 14 | * contributors may be used to endorse or promote products derived |
| 15 | * from this software without specific prior written permission. |
| 16 | * |
| 17 | * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED |
| 18 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| 19 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT |
| 20 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS |
| 21 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 22 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 23 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
| 24 | * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 25 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE |
| 26 | * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN |
| 27 | * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 28 | */ |
| 29 | |
| 30 | #include <utils/sys.h> |
| 31 | #include <sys/ioctl.h> |
| 32 | #include <fcntl.h> |
| 33 | |
| 34 | #define __CLASS__ "Sys" |
| 35 | |
| 36 | namespace sdm { |
| 37 | |
| 38 | #ifndef SDM_VIRTUAL_DRIVER |
| 39 | |
| 40 | // Pointer to actual driver interfaces. |
| 41 | Sys::ioctl Sys::ioctl_ = ::ioctl; |
| 42 | Sys::open Sys::open_ = ::open; |
| 43 | Sys::close Sys::close_ = ::close; |
| 44 | Sys::poll Sys::poll_ = ::poll; |
| 45 | Sys::pread Sys::pread_ = ::pread; |
| 46 | Sys::pwrite Sys::pwrite_ = ::pwrite; |
| 47 | Sys::fopen Sys::fopen_ = ::fopen; |
| 48 | Sys::fclose Sys::fclose_ = ::fclose; |
| 49 | Sys::getline Sys::getline_ = ::getline; |
| 50 | |
| 51 | #else |
| 52 | |
| 53 | // Point to virtual driver interfaces. |
| 54 | extern int virtual_ioctl(int fd, int cmd, ...); |
| 55 | extern int virtual_open(const char *file_name, int access, ...); |
| 56 | extern int virtual_close(int fd); |
| 57 | extern int virtual_poll(struct pollfd *fds, nfds_t num, int timeout); |
| 58 | extern ssize_t virtual_pread(int fd, void *data, size_t count, off_t offset); |
| 59 | extern ssize_t virtual_pwrite(int fd, const void *data, size_t count, off_t offset); |
| 60 | extern FILE* virtual_fopen(const char *fname, const char *mode); |
| 61 | extern int virtual_fclose(FILE* fileptr); |
| 62 | extern ssize_t virtual_getline(char **lineptr, size_t *linelen, FILE *stream); |
| 63 | |
| 64 | Sys::ioctl Sys::ioctl_ = virtual_ioctl; |
| 65 | Sys::open Sys::open_ = virtual_open; |
| 66 | Sys::close Sys::close_ = virtual_close; |
| 67 | Sys::poll Sys::poll_ = virtual_poll; |
| 68 | Sys::pread Sys::pread_ = virtual_pread; |
| 69 | Sys::pwrite Sys::pwrite_ = virtual_pwrite; |
| 70 | Sys::fopen Sys::fopen_ = virtual_fopen; |
| 71 | Sys::fclose Sys::fclose_ = virtual_fclose; |
| 72 | Sys::getline Sys::getline_ = virtual_getline; |
| 73 | |
| 74 | #endif // SDM_VIRTUAL_DRIVER |
| 75 | |
| 76 | } // namespace sdm |
| 77 | |