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-rw-r--r--arch/alpha/boot/tools/objstrip.c280
1 files changed, 0 insertions, 280 deletions
diff --git a/arch/alpha/boot/tools/objstrip.c b/arch/alpha/boot/tools/objstrip.c
deleted file mode 100644
index 367d53d..0000000
--- a/arch/alpha/boot/tools/objstrip.c
+++ /dev/null
@@ -1,280 +0,0 @@
-/*
- * arch/alpha/boot/tools/objstrip.c
- *
- * Strip the object file headers/trailers from an executable (ELF or ECOFF).
- *
- * Copyright (C) 1996 David Mosberger-Tang.
- */
-/*
- * Converts an ECOFF or ELF object file into a bootable file. The
- * object file must be a OMAGIC file (i.e., data and bss follow immediately
- * behind the text). See DEC "Assembly Language Programmer's Guide"
- * documentation for details. The SRM boot process is documented in
- * the Alpha AXP Architecture Reference Manual, Second Edition by
- * Richard L. Sites and Richard T. Witek.
- */
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <unistd.h>
-
-#include <sys/fcntl.h>
-#include <sys/stat.h>
-#include <sys/types.h>
-
-#include <linux/a.out.h>
-#include <linux/coff.h>
-#include <linux/param.h>
-#ifdef __ELF__
-# include <linux/elf.h>
-#endif
-
-/* bootfile size must be multiple of BLOCK_SIZE: */
-#define BLOCK_SIZE 512
-
-const char * prog_name;
-
-
-static void
-usage (void)
-{
- fprintf(stderr,
- "usage: %s [-v] -p file primary\n"
- " %s [-vb] file [secondary]\n", prog_name, prog_name);
- exit(1);
-}
-
-
-int
-main (int argc, char *argv[])
-{
- size_t nwritten, tocopy, n, mem_size, fil_size, pad = 0;
- int fd, ofd, i, j, verbose = 0, primary = 0;
- char buf[8192], *inname;
- struct exec * aout; /* includes file & aout header */
- long offset;
-#ifdef __ELF__
- struct elfhdr *elf;
- struct elf_phdr *elf_phdr; /* program header */
- unsigned long long e_entry;
-#endif
-
- prog_name = argv[0];
-
- for (i = 1; i < argc && argv[i][0] == '-'; ++i) {
- for (j = 1; argv[i][j]; ++j) {
- switch (argv[i][j]) {
- case 'v':
- verbose = ~verbose;
- break;
-
- case 'b':
- pad = BLOCK_SIZE;
- break;
-
- case 'p':
- primary = 1; /* make primary bootblock */
- break;
- }
- }
- }
-
- if (i >= argc) {
- usage();
- }
- inname = argv[i++];
-
- fd = open(inname, O_RDONLY);
- if (fd == -1) {
- perror("open");
- exit(1);
- }
-
- ofd = 1;
- if (i < argc) {
- ofd = open(argv[i++], O_WRONLY | O_CREAT | O_TRUNC, 0666);
- if (ofd == -1) {
- perror("open");
- exit(1);
- }
- }
-
- if (primary) {
- /* generate bootblock for primary loader */
-
- unsigned long bb[64], sum = 0;
- struct stat st;
- off_t size;
- int i;
-
- if (ofd == 1) {
- usage();
- }
-
- if (fstat(fd, &st) == -1) {
- perror("fstat");
- exit(1);
- }
-
- size = (st.st_size + BLOCK_SIZE - 1) & ~(BLOCK_SIZE - 1);
- memset(bb, 0, sizeof(bb));
- strcpy((char *) bb, "Linux SRM bootblock");
- bb[60] = size / BLOCK_SIZE; /* count */
- bb[61] = 1; /* starting sector # */
- bb[62] = 0; /* flags---must be 0 */
- for (i = 0; i < 63; ++i) {
- sum += bb[i];
- }
- bb[63] = sum;
- if (write(ofd, bb, sizeof(bb)) != sizeof(bb)) {
- perror("boot-block write");
- exit(1);
- }
- printf("%lu\n", size);
- return 0;
- }
-
- /* read and inspect exec header: */
-
- if (read(fd, buf, sizeof(buf)) < 0) {
- perror("read");
- exit(1);
- }
-
-#ifdef __ELF__
- elf = (struct elfhdr *) buf;
-
- if (elf->e_ident[0] == 0x7f && strncmp((char *)elf->e_ident + 1, "ELF", 3) == 0) {
- if (elf->e_type != ET_EXEC) {
- fprintf(stderr, "%s: %s is not an ELF executable\n",
- prog_name, inname);
- exit(1);
- }
- if (!elf_check_arch(elf)) {
- fprintf(stderr, "%s: is not for this processor (e_machine=%d)\n",
- prog_name, elf->e_machine);
- exit(1);
- }
- if (elf->e_phnum != 1) {
- fprintf(stderr,
- "%s: %d program headers (forgot to link with -N?)\n",
- prog_name, elf->e_phnum);
- }
-
- e_entry = elf->e_entry;
-
- lseek(fd, elf->e_phoff, SEEK_SET);
- if (read(fd, buf, sizeof(*elf_phdr)) != sizeof(*elf_phdr)) {
- perror("read");
- exit(1);
- }
-
- elf_phdr = (struct elf_phdr *) buf;
- offset = elf_phdr->p_offset;
- mem_size = elf_phdr->p_memsz;
- fil_size = elf_phdr->p_filesz;
-
- /* work around ELF bug: */
- if (elf_phdr->p_vaddr < e_entry) {
- unsigned long delta = e_entry - elf_phdr->p_vaddr;
- offset += delta;
- mem_size -= delta;
- fil_size -= delta;
- elf_phdr->p_vaddr += delta;
- }
-
- if (verbose) {
- fprintf(stderr, "%s: extracting %#016lx-%#016lx (at %lx)\n",
- prog_name, (long) elf_phdr->p_vaddr,
- elf_phdr->p_vaddr + fil_size, offset);
- }
- } else
-#endif
- {
- aout = (struct exec *) buf;
-
- if (!(aout->fh.f_flags & COFF_F_EXEC)) {
- fprintf(stderr, "%s: %s is not in executable format\n",
- prog_name, inname);
- exit(1);
- }
-
- if (aout->fh.f_opthdr != sizeof(aout->ah)) {
- fprintf(stderr, "%s: %s has unexpected optional header size\n",
- prog_name, inname);
- exit(1);
- }
-
- if (N_MAGIC(*aout) != OMAGIC) {
- fprintf(stderr, "%s: %s is not an OMAGIC file\n",
- prog_name, inname);
- exit(1);
- }
- offset = N_TXTOFF(*aout);
- fil_size = aout->ah.tsize + aout->ah.dsize;
- mem_size = fil_size + aout->ah.bsize;
-
- if (verbose) {
- fprintf(stderr, "%s: extracting %#016lx-%#016lx (at %lx)\n",
- prog_name, aout->ah.text_start,
- aout->ah.text_start + fil_size, offset);
- }
- }
-
- if (lseek(fd, offset, SEEK_SET) != offset) {
- perror("lseek");
- exit(1);
- }
-
- if (verbose) {
- fprintf(stderr, "%s: copying %lu byte from %s\n",
- prog_name, (unsigned long) fil_size, inname);
- }
-
- tocopy = fil_size;
- while (tocopy > 0) {
- n = tocopy;
- if (n > sizeof(buf)) {
- n = sizeof(buf);
- }
- tocopy -= n;
- if ((size_t) read(fd, buf, n) != n) {
- perror("read");
- exit(1);
- }
- do {
- nwritten = write(ofd, buf, n);
- if ((ssize_t) nwritten == -1) {
- perror("write");
- exit(1);
- }
- n -= nwritten;
- } while (n > 0);
- }
-
- if (pad) {
- mem_size = ((mem_size + pad - 1) / pad) * pad;
- }
-
- tocopy = mem_size - fil_size;
- if (tocopy > 0) {
- fprintf(stderr,
- "%s: zero-filling bss and aligning to %lu with %lu bytes\n",
- prog_name, pad, (unsigned long) tocopy);
-
- memset(buf, 0x00, sizeof(buf));
- do {
- n = tocopy;
- if (n > sizeof(buf)) {
- n = sizeof(buf);
- }
- nwritten = write(ofd, buf, n);
- if ((ssize_t) nwritten == -1) {
- perror("write");
- exit(1);
- }
- tocopy -= nwritten;
- } while (tocopy > 0);
- }
- return 0;
-}