| // SPDX-License-Identifier: GPL-2.0 |
| |
| #include <stdio.h> |
| #include <stdint.h> |
| #include <stdarg.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <errno.h> |
| #include <endian.h> |
| #include <elf.h> |
| |
| #include "relocs.h" |
| |
| void die(char *fmt, ...) |
| { |
| va_list ap; |
| |
| va_start(ap, fmt); |
| vfprintf(stderr, fmt, ap); |
| va_end(ap); |
| exit(1); |
| } |
| |
| static void usage(void) |
| { |
| die("relocs [--reloc-info|--text|--bin|--keep] vmlinux\n"); |
| } |
| |
| int main(int argc, char **argv) |
| { |
| int show_reloc_info, as_text, as_bin, keep_relocs; |
| const char *fname; |
| FILE *fp; |
| int i; |
| unsigned char e_ident[EI_NIDENT]; |
| |
| show_reloc_info = 0; |
| as_text = 0; |
| as_bin = 0; |
| keep_relocs = 0; |
| fname = NULL; |
| for (i = 1; i < argc; i++) { |
| char *arg = argv[i]; |
| |
| if (*arg == '-') { |
| if (strcmp(arg, "--reloc-info") == 0) { |
| show_reloc_info = 1; |
| continue; |
| } |
| if (strcmp(arg, "--text") == 0) { |
| as_text = 1; |
| continue; |
| } |
| if (strcmp(arg, "--bin") == 0) { |
| as_bin = 1; |
| continue; |
| } |
| if (strcmp(arg, "--keep") == 0) { |
| keep_relocs = 1; |
| continue; |
| } |
| } else if (!fname) { |
| fname = arg; |
| continue; |
| } |
| usage(); |
| } |
| if (!fname) |
| usage(); |
| |
| fp = fopen(fname, "r+"); |
| if (!fp) |
| die("Cannot open %s: %s\n", fname, strerror(errno)); |
| |
| if (fread(&e_ident, 1, EI_NIDENT, fp) != EI_NIDENT) |
| die("Cannot read %s: %s", fname, strerror(errno)); |
| |
| rewind(fp); |
| if (e_ident[EI_CLASS] == ELFCLASS64) |
| process(fp, as_text, as_bin, show_reloc_info, keep_relocs); |
| else |
| die("Unsupport ELF class on SW64: %s", fname); |
| //process_32(fp, as_text, as_bin, show_reloc_info, keep_relocs); |
| fclose(fp); |
| return 0; |
| } |