| /* |
| * Copyright (c) 2014 Brian Swetland |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining |
| * a copy of this software and associated documentation files |
| * (the "Software"), to deal in the Software without restriction, |
| * including without limitation the rights to use, copy, modify, merge, |
| * publish, distribute, sublicense, and/or sell copies of the Software, |
| * and to permit persons to whom the Software is furnished to do so, |
| * subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be |
| * included in all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
| * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY |
| * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| */ |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <unistd.h> |
| #include <fcntl.h> |
| |
| #include "bootimage.h" |
| |
| static const char *outname = "boot.img"; |
| |
| static struct { |
| const char *cmd; |
| unsigned kind; |
| unsigned type; |
| } types[] = { |
| { "lk", KIND_FILE, TYPE_LK }, |
| { "fpga", KIND_FILE, TYPE_FPGA_IMAGE }, |
| { "linux", KIND_FILE, TYPE_LINUX_KERNEL }, |
| { "initrd", KIND_FILE, TYPE_LINUX_INITRD }, |
| { "devicetree", KIND_FILE, TYPE_DEVICE_TREE }, |
| { "sysparams", KIND_FILE, TYPE_SYSPARAMS }, |
| { "board", KIND_BOARD, 0 }, |
| { "build", KIND_BUILD, 0 }, |
| { NULL, 0 }, |
| }; |
| |
| void usage(const char *binary) |
| { |
| unsigned n; |
| fprintf(stderr, "usage:\n"); |
| fprintf(stderr, "%s [-h] [-o <output file] section:file ...\n\n", binary); |
| |
| fprintf(stderr, "Supported section types:\n"); |
| for (n = 0; types[n].cmd != NULL; n++) { |
| if (types[n].kind == KIND_FILE) { |
| fprintf(stderr, "\t%s\n", types[n].cmd); |
| } |
| } |
| |
| fprintf(stderr, "\nSupported string types:\n"); |
| for (n = 0; types[n].cmd != NULL; n++) { |
| if (types[n].kind != KIND_FILE) { |
| fprintf(stderr, "\t%s\n", types[n].cmd); |
| } |
| } |
| } |
| |
| int process(bootimage *img, char *cmd, char *arg) |
| { |
| unsigned n; |
| |
| for (n = 0; types[n].cmd != NULL; n++) { |
| if (strcmp(cmd, types[n].cmd)) { |
| continue; |
| } |
| if (types[n].kind == KIND_FILE) { |
| if (bootimage_add_file(img, types[n].type, arg) == NULL) { |
| return -1; |
| } |
| } else { |
| if (bootimage_add_string(img, types[n].kind, arg) == NULL) { |
| return -1; |
| } |
| } |
| return 0; |
| } |
| |
| fprintf(stderr, "unknown command '%s'\n", cmd); |
| return -1; |
| } |
| |
| int main(int argc, char **argv) |
| { |
| const char *binary = argv[0]; |
| bootimage *img; |
| int fd; |
| int count = 0; |
| |
| img = bootimage_init(); |
| |
| while (argc > 1) { |
| char *cmd = argv[1]; |
| char *arg = strchr(cmd, ':'); |
| argc--; |
| argv++; |
| |
| if (!strcmp(cmd, "-h") || !strcmp(cmd, "--help")) { |
| usage(binary); |
| return 1; |
| } else if (!strcmp(cmd, "-o")) { |
| outname = argv[1]; |
| argc--; |
| argv++; |
| } else { |
| if (arg == NULL) { |
| fprintf(stderr, "error: invalid argument '%s'\n", cmd); |
| return 1; |
| } |
| |
| *arg++ = 0; |
| |
| if (process(img, cmd, arg)) { |
| return 1; |
| } |
| count++; |
| } |
| } |
| |
| if (count == 0) { |
| fprintf(stderr, "no sections to process\n"); |
| return 1; |
| } |
| |
| bootimage_done(img); |
| |
| if ((fd = open(outname, O_CREAT|O_TRUNC|O_WRONLY, 0644)) < 0) { |
| fprintf(stderr, "error: cannot open '%s' for writing\n", outname); |
| return 1; |
| } |
| if (bootimage_write(img, fd)) { |
| fprintf(stderr, "error: failed to write '%s'\n", outname); |
| unlink(outname); |
| return 1; |
| } |
| close(fd); |
| return 0; |
| } |