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comparison bootutil/c155_main.c @ 15:36e65605d16a

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bootutil: add c155-analyze-boot
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 10 Jun 2023 05:35:37 +0000
parents bootutil/c139_main.c@fe5f7ba7f154
children
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14:09c18549921b 15:36e65605d16a
1 /*
2 * This C module is the main for c155-analyze-boot utility.
3 */
4
5 #include <sys/types.h>
6 #include <sys/file.h>
7 #include <sys/stat.h>
8 #include <stdio.h>
9 #include <stdlib.h>
10 #include <string.h>
11 #include <strings.h>
12 #include <unistd.h>
13 #include "../bootmatch/bootmatch.h"
14
15 extern struct bootmatch bootmatch_c155[];
16
17 #define LENGTH_OF_INTEREST 0x2000
18
19 static u_char image[LENGTH_OF_INTEREST];
20
21 static void
22 read_bin_file(filename)
23 char *filename;
24 {
25 int fd;
26 struct stat st;
27
28 fd = open(filename, O_RDONLY);
29 if (fd < 0) {
30 perror(filename);
31 exit(1);
32 }
33 fstat(fd, &st);
34 if (!S_ISREG(st.st_mode)) {
35 fprintf(stderr, "error: %s is not a regular file\n", filename);
36 exit(1);
37 }
38 if (st.st_size < LENGTH_OF_INTEREST) {
39 fprintf(stderr, "error: %s is too short\n", filename);
40 exit(1);
41 }
42 read(fd, image, LENGTH_OF_INTEREST);
43 close(fd);
44 }
45
46 main(argc, argv)
47 char **argv;
48 {
49 if (argc != 2) {
50 fprintf(stderr, "usage: %s flashdump.bin\n", argv[0]);
51 exit(1);
52 }
53 read_bin_file(argv[1]);
54 if (check_for_match(image, bootmatch_c155))
55 puts("ok");
56 else
57 puts("unknown");
58 exit(0);
59 }