diff options
Diffstat (limited to 'arch/ppc/boot/utils/hack-coff.c')
-rw-r--r-- | arch/ppc/boot/utils/hack-coff.c | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/arch/ppc/boot/utils/hack-coff.c b/arch/ppc/boot/utils/hack-coff.c deleted file mode 100644 index 5e5a6573a1ef..000000000000 --- a/arch/ppc/boot/utils/hack-coff.c +++ /dev/null | |||
@@ -1,84 +0,0 @@ | |||
1 | /* | ||
2 | * hack-coff.c - hack the header of an xcoff file to fill in | ||
3 | * a few fields needed by the Open Firmware xcoff loader on | ||
4 | * Power Macs but not initialized by objcopy. | ||
5 | * | ||
6 | * Copyright (C) Paul Mackerras 1997. | ||
7 | * | ||
8 | * This program is free software; you can redistribute it and/or | ||
9 | * modify it under the terms of the GNU General Public License | ||
10 | * as published by the Free Software Foundation; either version | ||
11 | * 2 of the License, or (at your option) any later version. | ||
12 | */ | ||
13 | #include <stdio.h> | ||
14 | #include <stdlib.h> | ||
15 | #include <unistd.h> | ||
16 | #include <fcntl.h> | ||
17 | #include <string.h> | ||
18 | #include "rs6000.h" | ||
19 | |||
20 | #define AOUT_MAGIC 0x010b | ||
21 | |||
22 | #define get_16be(x) ((((unsigned char *)(x))[0] << 8) \ | ||
23 | + ((unsigned char *)(x))[1]) | ||
24 | #define put_16be(x, v) (((unsigned char *)(x))[0] = (v) >> 8, \ | ||
25 | ((unsigned char *)(x))[1] = (v) & 0xff) | ||
26 | #define get_32be(x) ((((unsigned char *)(x))[0] << 24) \ | ||
27 | + (((unsigned char *)(x))[1] << 16) \ | ||
28 | + (((unsigned char *)(x))[2] << 8) \ | ||
29 | + ((unsigned char *)(x))[3]) | ||
30 | |||
31 | int | ||
32 | main(int ac, char **av) | ||
33 | { | ||
34 | int fd; | ||
35 | int i, nsect; | ||
36 | int aoutsz; | ||
37 | struct external_filehdr fhdr; | ||
38 | AOUTHDR aout; | ||
39 | struct external_scnhdr shdr; | ||
40 | |||
41 | if (ac != 2) { | ||
42 | fprintf(stderr, "Usage: hack-coff coff-file\n"); | ||
43 | exit(1); | ||
44 | } | ||
45 | if ((fd = open(av[1], 2)) == -1) { | ||
46 | perror(av[2]); | ||
47 | exit(1); | ||
48 | } | ||
49 | if (read(fd, &fhdr, sizeof(fhdr)) != sizeof(fhdr)) | ||
50 | goto readerr; | ||
51 | i = get_16be(fhdr.f_magic); | ||
52 | if (i != U802TOCMAGIC && i != U802WRMAGIC && i != U802ROMAGIC) { | ||
53 | fprintf(stderr, "%s: not an xcoff file\n", av[1]); | ||
54 | exit(1); | ||
55 | } | ||
56 | aoutsz = get_16be(fhdr.f_opthdr); | ||
57 | if (read(fd, &aout, aoutsz) != aoutsz) | ||
58 | goto readerr; | ||
59 | nsect = get_16be(fhdr.f_nscns); | ||
60 | for (i = 0; i < nsect; ++i) { | ||
61 | if (read(fd, &shdr, sizeof(shdr)) != sizeof(shdr)) | ||
62 | goto readerr; | ||
63 | if (strcmp(shdr.s_name, ".text") == 0) { | ||
64 | put_16be(aout.o_snentry, i+1); | ||
65 | put_16be(aout.o_sntext, i+1); | ||
66 | } else if (strcmp(shdr.s_name, ".data") == 0) { | ||
67 | put_16be(aout.o_sndata, i+1); | ||
68 | } else if (strcmp(shdr.s_name, ".bss") == 0) { | ||
69 | put_16be(aout.o_snbss, i+1); | ||
70 | } | ||
71 | } | ||
72 | put_16be(aout.magic, AOUT_MAGIC); | ||
73 | if (lseek(fd, (long) sizeof(struct external_filehdr), 0) == -1 | ||
74 | || write(fd, &aout, aoutsz) != aoutsz) { | ||
75 | fprintf(stderr, "%s: write error\n", av[1]); | ||
76 | exit(1); | ||
77 | } | ||
78 | close(fd); | ||
79 | exit(0); | ||
80 | |||
81 | readerr: | ||
82 | fprintf(stderr, "%s: read error or file too short\n", av[1]); | ||
83 | exit(1); | ||
84 | } | ||