Commit | Line | Data |
---|---|---|
c889ba80 PA |
1 | #include "relocs.h" |
2 | ||
3 | void die(char *fmt, ...) | |
4 | { | |
5 | va_list ap; | |
6 | va_start(ap, fmt); | |
7 | vfprintf(stderr, fmt, ap); | |
8 | va_end(ap); | |
9 | exit(1); | |
10 | } | |
11 | ||
12 | static void usage(void) | |
13 | { | |
214a8876 MD |
14 | die("relocs [--abs-syms|--abs-relocs|--reloc-info|--text|--realmode]" \ |
15 | " vmlinux\n"); | |
c889ba80 PA |
16 | } |
17 | ||
18 | int main(int argc, char **argv) | |
19 | { | |
214a8876 | 20 | int show_absolute_syms, show_absolute_relocs, show_reloc_info; |
c889ba80 PA |
21 | int as_text, use_real_mode; |
22 | const char *fname; | |
23 | FILE *fp; | |
24 | int i; | |
25 | unsigned char e_ident[EI_NIDENT]; | |
26 | ||
27 | show_absolute_syms = 0; | |
28 | show_absolute_relocs = 0; | |
214a8876 | 29 | show_reloc_info = 0; |
c889ba80 PA |
30 | as_text = 0; |
31 | use_real_mode = 0; | |
32 | fname = NULL; | |
33 | for (i = 1; i < argc; i++) { | |
34 | char *arg = argv[i]; | |
35 | if (*arg == '-') { | |
36 | if (strcmp(arg, "--abs-syms") == 0) { | |
37 | show_absolute_syms = 1; | |
38 | continue; | |
39 | } | |
40 | if (strcmp(arg, "--abs-relocs") == 0) { | |
41 | show_absolute_relocs = 1; | |
42 | continue; | |
43 | } | |
214a8876 MD |
44 | if (strcmp(arg, "--reloc-info") == 0) { |
45 | show_reloc_info = 1; | |
46 | continue; | |
47 | } | |
c889ba80 PA |
48 | if (strcmp(arg, "--text") == 0) { |
49 | as_text = 1; | |
50 | continue; | |
51 | } | |
52 | if (strcmp(arg, "--realmode") == 0) { | |
53 | use_real_mode = 1; | |
54 | continue; | |
55 | } | |
56 | } | |
57 | else if (!fname) { | |
58 | fname = arg; | |
59 | continue; | |
60 | } | |
61 | usage(); | |
62 | } | |
63 | if (!fname) { | |
64 | usage(); | |
65 | } | |
66 | fp = fopen(fname, "r"); | |
67 | if (!fp) { | |
68 | die("Cannot open %s: %s\n", fname, strerror(errno)); | |
69 | } | |
70 | if (fread(&e_ident, 1, EI_NIDENT, fp) != EI_NIDENT) { | |
71 | die("Cannot read %s: %s", fname, strerror(errno)); | |
72 | } | |
73 | rewind(fp); | |
74 | if (e_ident[EI_CLASS] == ELFCLASS64) | |
75 | process_64(fp, use_real_mode, as_text, | |
214a8876 MD |
76 | show_absolute_syms, show_absolute_relocs, |
77 | show_reloc_info); | |
c889ba80 PA |
78 | else |
79 | process_32(fp, use_real_mode, as_text, | |
214a8876 MD |
80 | show_absolute_syms, show_absolute_relocs, |
81 | show_reloc_info); | |
c889ba80 PA |
82 | fclose(fp); |
83 | return 0; | |
84 | } |