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don't depend on "../../../../../gnu/dist/toolchain/include/coff/rs6000.h".

This commit is contained in:
mrg 2003-03-09 00:39:10 +00:00
parent a46b9ccf95
commit 60b9080da3
1 changed files with 68 additions and 17 deletions
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85
sys/arch/macppc/stand/fixcoff/fixcoff.c
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@ -1,4 +1,4 @@
/* $NetBSD: fixcoff.c,v 1.4 2002/09/17 03:55:40 briggs Exp $ */
/* $NetBSD: fixcoff.c,v 1.5 2003/03/09 00:39:10 mrg Exp $ */
/*
* Copyright (c) 1999 National Aeronautics & Space Administration
@ -46,7 +46,58 @@
#include <unistd.h>
#include <fcntl.h>
#include "../../../../../gnu/dist/toolchain/include/coff/rs6000.h"
struct filehdr {
#define U802WRMAGIC 0730
#define U802ROMAGIC 0735
#define U802TOCMAGIC 0737
char f_magic[2];
char f_nsect[2];
char f_time[4];
char f_symtab[4];
char f_nsyms[4];
char f_opthdr[2];
char f_flags[2];
};
struct sectionhdr {
char s_name[8];
char s_paddr[4];
char s_vaddr[4];
char s_size[4];
char s_section[4];
char s_reloc[4];
char s_lineno[4];
char s_nreloc[2];
char s_nlineno[2];
char s_flags[4];
};
struct aouthdr {
char magic[2];
char vstamp[2];
char tsize[4];
char dsize[4];
char bsize[4];
char entry[4];
char text_start[4];
char data_start[4];
#define SMALL_AOUTSZ 28
char o_toc[4];
char o_snentry[2];
char o_sntext[2];
char o_sndata[2];
char o_sntoc[2];
char o_snloader[2];
char o_snbss[2];
char o_algntext[2];
char o_algndata[2];
char o_modtype[2];
char o_cputype[2];
char o_maxstack[4];
char o_maxdata[4];
char o_resv2[12];
};
#define RS6K_AOUTHDR_ZMAGIC 0x010B
void
usage(prog)
@ -59,7 +110,7 @@ void
help(prog)
char *prog;
{
fprintf(stderr, "%s\tis designed to fix the xcoff headers in a\n", prog);
fprintf(stderr, "%s\tis designed to fix the xcoff headers in a\n",prog);
fprintf(stderr,
"\tbinary generated using objcopy from a non-xcoff source.\n");
usage(prog);
@ -71,9 +122,9 @@ main(argc, argv)
char * const *argv;
{
int fd, i, n, ch;
struct external_filehdr efh;
AOUTHDR aoh;
struct external_scnhdr shead;
struct filehdr fh;
struct aouthdr aoh;
struct sectionhdr sh;
while ((ch = getopt(argc, argv, "h")) != -1)
switch (ch) {
@ -95,19 +146,19 @@ main(argc, argv)
/*
* Make sure it looks like an xcoff file..
*/
if (read(fd, &efh, sizeof(efh)) != sizeof(efh))
if (read(fd, &fh, sizeof(fh)) != sizeof(fh))
err(1, "%s reading header", argv[0]);
i = ntohs(*(u_int16_t *)efh.f_magic);
i = ntohs(*(u_int16_t *)fh.f_magic);
if ((i != U802WRMAGIC) && (i != U802ROMAGIC) && (i != U802TOCMAGIC))
errx(1, "%s: not a valid xcoff file", argv[0]);
/* Does the AOUT "Optional header" make sence? */
i = ntohs(*(u_int16_t *)efh.f_opthdr);
/* Does the AOUT "Optional header" make sense? */
i = ntohs(*(u_int16_t *)fh.f_opthdr);
if (i == SMALL_AOUTSZ)
errx(1, "%s: file has small \"optional\" header, inappropriate for use with %s", argv[0], getprogname());
else if (i != AOUTSZ)
else if (i != sizeof(aoh))
errx(1, "%s: invalid \"optional\" header", argv[0]);
if (read(fd, &aoh, i) != i)
@ -115,23 +166,23 @@ main(argc, argv)
/* Now start filing in the AOUT header */
*(u_int16_t *)aoh.magic = htons(RS6K_AOUTHDR_ZMAGIC);
n = ntohs(*(u_int16_t *)efh.f_nscns);
n = ntohs(*(u_int16_t *)fh.f_nsect);
for (i = 0; i < n; i++) {
if (read(fd, &shead, sizeof(shead)) != sizeof(shead))
if (read(fd, &sh, sizeof(sh)) != sizeof(sh))
err(1, "%s reading section headers", argv[0]);
if (strcmp(shead.s_name, ".text") == 0) {
if (strcmp(sh.s_name, ".text") == 0) {
*(u_int16_t *)(aoh.o_snentry) = htons(i+1);
*(u_int16_t *)(aoh.o_sntext) = htons(i+1);
} else if (strcmp(shead.s_name, ".data") == 0) {
} else if (strcmp(sh.s_name, ".data") == 0) {
*(u_int16_t *)(aoh.o_sndata) = htons(i+1);
} else if (strcmp(shead.s_name, ".bss") == 0) {
} else if (strcmp(sh.s_name, ".bss") == 0) {
*(u_int16_t *)(aoh.o_snbss) = htons(i+1);
}
}
/* now write it out */
if (pwrite(fd, &aoh, sizeof(aoh), sizeof(struct external_filehdr))
if (pwrite(fd, &aoh, sizeof(aoh), sizeof(struct filehdr))
!= sizeof(aoh))
err(1, "%s writing modified header", argv[0]);
close(fd);