diff options
Diffstat (limited to 'tools/gdb')
-rw-r--r-- | tools/gdb/astest.c | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/tools/gdb/astest.c b/tools/gdb/astest.c new file mode 100644 index 0000000..8c8ed28 --- /dev/null +++ b/tools/gdb/astest.c @@ -0,0 +1,103 @@ +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> +#include <fcntl.h> +#include <bfd.h> +#include "error.h" + +int verbose = 0; + +void +process_section(bfd *abfd, asection *sect, PTR obj) +{ + printf("Section '%s':\n", sect->name); + + printf("\tindex=%d, flags=%x\n", sect->index, sect->flags); + +#if 0 + printf("\tuser_set_vma=%u, reloc_done=%u, linker_mark=%u, gc_mark=%u\n", + (unsigned long)sect->user_set_vma, (unsigned long)sect->reloc_done, + (unsigned long)sect->linker_mark, (unsigned long)sect->gc_mark); +#else + printf("\tuser_set_vma=%u, reloc_done=%u\n", + (unsigned int)sect->user_set_vma, (unsigned int)sect->reloc_done); +#endif + + printf("\tvma=%08lx, lma=%08lx\n", + (unsigned long)sect->vma, (unsigned long)sect->lma); + + printf("\tcooked_size=%ld, raw_size=%ld, output_offset=%ld\n", + (long)sect->_cooked_size, (long)sect->_raw_size, + (long)sect->output_offset); + + printf("\talignment_power=%d, reloc_count=%d, filepos=%ld\n", + sect->alignment_power, sect->reloc_count, sect->filepos); + + printf("\trel_filepos=%ld, line_filepos=%ld, lineno_count=%d\n", + sect->rel_filepos, sect->line_filepos, sect->lineno_count); + + printf("\tmoving_line_filepos=%ld, target_index=%d\n", + sect->moving_line_filepos, sect->target_index); +} + +int +main(int ac, char **av) +{ + int c, ifd; + char *ifn; + bfd *bfdp; + + if ((pname = strrchr(av[0], '/')) == NULL) + pname = av[0]; + else + pname++; + + while ((c = getopt(ac, av, "v")) != EOF) + switch (c) { + + case 'v': + verbose = 1; + break; + + default: + usage: + fprintf(stderr, "Usage: %s [-v] imagefile\n", pname); + exit(1); + } + if (optind != ac - 1) + goto usage; + + ifn = av[optind]; + + if (verbose) + fprintf(stderr, "Opening file...\n"); + + if ((ifd = open(ifn, O_RDONLY)) < 0) + Perror("can't open image file '%s'", ifn); + + if ((bfdp = bfd_fdopenr(ifn, "elf32-powerpc", ifd)) == NULL) { + bfd_perror(ifn); + close(ifd); + Error("bfd_fdopenr of file '%s' failed", ifn); + } + bfdp->cacheable = true; + + if (!bfd_check_format(bfdp, bfd_object) || + (bfd_get_file_flags(bfdp) & EXEC_P) == 0) { + bfd_close(bfdp); + Error("file '%s' is not an executable object file (%s,0x%x)", ifn, + bfd_format_string(bfd_get_format(bfdp)), bfd_get_file_flags(bfdp)); + } + + printf("file '%s' is type '%s'...\n", ifn, bfd_get_target(bfdp)); + + bfd_map_over_sections(bfdp, process_section, NULL);; + + bfd_close(bfdp); + + if (verbose) + fprintf(stderr, "Done.\n"); + + return (0); +} |