| 0,0 → 1,87 |
|---|
| /* |
| * Copyright (c) 2008 Jiri Svoboda |
| * 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. |
| * - 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. |
| */ |
| |
| /** @addtogroup iramfs |
| * @brief Loads inlined data onto tmpfs. |
| * @{ |
| */ |
| /** |
| * @file |
| */ |
| |
| #include <stdio.h> |
| #include <fcntl.h> |
| #include <unistd.h> |
| #include <vfs/vfs.h> |
| #include <sys/types.h> |
| #include "data.h" |
| |
| #define min(a,b) ((a)>(b) ? (b) : (a)) |
| int main(int argc, char *argv[]) |
| { |
| int fd; |
| int cnt; |
| int rc; |
| int nbytes; |
| uint8_t *dp; |
| int written; |
| |
| printf("This is iramfs\n"); |
| do { |
| rc = mount("tmpfs", "/", "nulldev0"); |
| printf("mount tmpfs on / -> %d\n", rc); |
| if (rc == 0) break; |
| |
| usleep(1000 * 1000); |
| } while (1); |
| |
| |
| fd = open(data_filename, O_CREAT); |
| if (fd < 0) { printf("open failed\n"); return 1; } |
| |
| printf("write %d bytes...\n", data_size); |
| nbytes = data_size; dp = data; written = 0; |
| while (nbytes > 0) { |
| cnt = write(fd, dp, min(4096, nbytes)); |
| if (cnt < 0) { printf("write failed\n"); return 1; } |
| dp += cnt; |
| written += cnt; |
| nbytes -= cnt; |
| printf("written: %d, cnt: %d, left: %d\n", written, cnt, nbytes); |
| } |
| |
| printf("\n\nwritten %d bytes\n", written); |
| close(fd); |
| |
| printf("done\n"); |
| getchar(); |
| return 0; |
| } |
| |
| /** @} |
| */ |