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author | Richard Henderson <rth@redhat.com> | 1999-05-03 07:29:11 +0000 |
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committer | Richard Henderson <rth@redhat.com> | 1999-05-03 07:29:11 +0000 |
commit | 252b5132c753830d5fd56823373aed85f2a0db63 (patch) | |
tree | 1af963bfd8d3e55167b81def4207f175eaff3a56 /binutils/sysdump.c | |
download | gdb-252b5132c753830d5fd56823373aed85f2a0db63.zip gdb-252b5132c753830d5fd56823373aed85f2a0db63.tar.gz gdb-252b5132c753830d5fd56823373aed85f2a0db63.tar.bz2 |
19990502 sourceware importbinu_ss_19990502
Diffstat (limited to 'binutils/sysdump.c')
-rw-r--r-- | binutils/sysdump.c | 790 |
1 files changed, 790 insertions, 0 deletions
diff --git a/binutils/sysdump.c b/binutils/sysdump.c new file mode 100644 index 0000000..c821e8c --- /dev/null +++ b/binutils/sysdump.c @@ -0,0 +1,790 @@ +/* Sysroff object format dumper. + Copyright (C) 1994, 95, 98, 1999 Free Software Foundation, Inc. + + This file is part of GNU Binutils. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA + 02111-1307, USA. */ + + +/* Written by Steve Chamberlain <sac@cygnus.com>. + + This program reads a SYSROFF object file and prints it in an + almost human readable form to stdout. */ + +#include "bfd.h" +#include "bucomm.h" + +#include <stdio.h> +#include <ctype.h> +#include <libiberty.h> +#include <getopt.h> +#include "sysroff.h" + +#define PROGRAM_VERSION "1.0" + +static int dump = 1; +static int segmented_p; +static int code; +static int addrsize = 4; +static FILE *file; + +char * +getCHARS (ptr, idx, size, max) + unsigned char *ptr; + int *idx; + int size; + int max; +{ + int oc = *idx / 8; + char *r; + int b = size; + if (b >= max) + { + return "*undefined*"; + } + + if (b == 0) + { + /* Got to work out the length of the string from self */ + b = ptr[oc++]; + (*idx) += 8; + } + + *idx += b * 8; + r = xcalloc (b + 1, 1); + memcpy (r, ptr + oc, b); + r[b] = 0; + return r; +} + +static void +dh (ptr, size) + unsigned char *ptr; + int size; +{ + int i; + int j; + int span = 16; + + printf ("\n************************************************************\n"); + + for (i = 0; i < size; i += span) + { + for (j = 0; j < span; j++) + { + if (j + i < size) + printf ("%02x ", ptr[i + j]); + else + printf (" "); + } + + for (j = 0; j < span && j + i < size; j++) + { + int c = ptr[i + j]; + if (c < 32 || c > 127) + c = '.'; + printf ("%c", c); + } + printf ("\n"); + } +} + +int +fillup (ptr) + char *ptr; +{ + int size; + int sum; + int i; + size = getc (file) - 2; + fread (ptr, 1, size, file); + sum = code + size + 2; + for (i = 0; i < size; i++) + { + sum += ptr[i]; + } + + if ((sum & 0xff) != 0xff) + { + printf ("SUM IS %x\n", sum); + } + if (dump) + dh (ptr, size); + + return size - 1; +} + +barray +getBARRAY (ptr, idx, dsize, max) + unsigned char *ptr; + int *idx; + int dsize; + int max; +{ + barray res; + int i; + int byte = *idx / 8; + int size = ptr[byte++]; + res.len = size; + res.data = (unsigned char *) xmalloc (size); + for (i = 0; i < size; i++) + { + res.data[i] = ptr[byte++]; + } + return res; +} + +int +getINT (ptr, idx, size, max) + unsigned char *ptr; + int *idx; + int size; + int max; +{ + int n = 0; + int byte = *idx / 8; + + if (byte >= max) + { + return 0; + } + if (size == -2) + size = addrsize; + if (size == -1) + size = 0; + switch (size) + { + case 0: + return 0; + case 1: + n = (ptr[byte]); + break; + case 2: + n = (ptr[byte + 0] << 8) + ptr[byte + 1]; + break; + case 4: + n = (ptr[byte + 0] << 24) + (ptr[byte + 1] << 16) + (ptr[byte + 2] << 8) + (ptr[byte + 3]); + break; + default: + abort (); + } + *idx += size * 8; + return n; +} + +int +getBITS (ptr, idx, size, max) + char *ptr; + int *idx; + int size, max; +{ + int byte = *idx / 8; + int bit = *idx % 8; + + if (byte >= max) + return 0; + + *idx += size; + + return (ptr[byte] >> (8 - bit - size)) & ((1 << size) - 1); +} + +static void +itheader (name, code) + char *name; + int code; +{ + printf ("\n%s 0x%02x\n", name, code); +} + +static int indent; +static void +p () +{ + int i; + for (i = 0; i < indent; i++) + { + printf ("| "); + } + printf ("> "); +} + +static void +tabout () +{ + p (); +} + +static void +pbarray (y) + barray *y; +{ + int x; + printf ("%d (", y->len); + for (x = 0; x < y->len; x++) + { + printf ("(%02x %c)", y->data[x], isprint (y->data[x]) ? y->data[x] : '.'); + } + printf (")\n"); +} + +#define SYSROFF_PRINT +#define SYSROFF_SWAP_IN + +#include "sysroff.c" + +/* + * FIXME: sysinfo, which generates sysroff.[ch] from sysroff.info, can't + * hack the special case of the tr block, which has no contents. So we + * implement our own functions for reading in and printing out the tr + * block. + */ + +#define IT_tr_CODE 0x7f +void +sysroff_swap_tr_in() +{ + char raw[255]; + + memset(raw, 0, 255); + fillup(raw); +} + +void +sysroff_print_tr_out() +{ + itheader("tr", IT_tr_CODE); +} + +static int +getone (type) + int type; +{ + int c = getc (file); + code = c; + + if ((c & 0x7f) != type) + { + ungetc (c, file); + return 0; + } + + switch (c & 0x7f) + { + case IT_cs_CODE: + { + struct IT_cs dummy; + sysroff_swap_cs_in (&dummy); + sysroff_print_cs_out (&dummy); + } + break; + case IT_dln_CODE: + { + struct IT_dln dummy; + sysroff_swap_dln_in (&dummy); + sysroff_print_dln_out (&dummy); + } + break; + case IT_hd_CODE: + { + struct IT_hd dummy; + sysroff_swap_hd_in (&dummy); + addrsize = dummy.afl; + sysroff_print_hd_out (&dummy); + } + break; + case IT_dar_CODE: + { + struct IT_dar dummy; + sysroff_swap_dar_in (&dummy); + sysroff_print_dar_out (&dummy); + } + break; + case IT_dsy_CODE: + { + struct IT_dsy dummy; + sysroff_swap_dsy_in (&dummy); + sysroff_print_dsy_out (&dummy); + } + break; + case IT_dfp_CODE: + { + struct IT_dfp dummy; + sysroff_swap_dfp_in (&dummy); + sysroff_print_dfp_out (&dummy); + } + break; + case IT_dso_CODE: + { + struct IT_dso dummy; + sysroff_swap_dso_in (&dummy); + sysroff_print_dso_out (&dummy); + } + break; + case IT_dpt_CODE: + { + struct IT_dpt dummy; + sysroff_swap_dpt_in (&dummy); + sysroff_print_dpt_out (&dummy); + } + break; + case IT_den_CODE: + { + struct IT_den dummy; + sysroff_swap_den_in (&dummy); + sysroff_print_den_out (&dummy); + } + break; + case IT_dbt_CODE: + { + struct IT_dbt dummy; + sysroff_swap_dbt_in (&dummy); + sysroff_print_dbt_out (&dummy); + } + break; + case IT_dty_CODE: + { + struct IT_dty dummy; + sysroff_swap_dty_in (&dummy); + sysroff_print_dty_out (&dummy); + } + break; + case IT_un_CODE: + { + struct IT_un dummy; + sysroff_swap_un_in (&dummy); + sysroff_print_un_out (&dummy); + } + break; + case IT_sc_CODE: + { + struct IT_sc dummy; + sysroff_swap_sc_in (&dummy); + sysroff_print_sc_out (&dummy); + } + break; + case IT_er_CODE: + { + struct IT_er dummy; + sysroff_swap_er_in (&dummy); + sysroff_print_er_out (&dummy); + } + break; + case IT_ed_CODE: + { + struct IT_ed dummy; + sysroff_swap_ed_in (&dummy); + sysroff_print_ed_out (&dummy); + } + break; + case IT_sh_CODE: + { + struct IT_sh dummy; + sysroff_swap_sh_in (&dummy); + sysroff_print_sh_out (&dummy); + } + break; + case IT_ob_CODE: + { + struct IT_ob dummy; + sysroff_swap_ob_in (&dummy); + sysroff_print_ob_out (&dummy); + } + break; + case IT_rl_CODE: + { + struct IT_rl dummy; + sysroff_swap_rl_in (&dummy); + sysroff_print_rl_out (&dummy); + } + break; + case IT_du_CODE: + { + struct IT_du dummy; + sysroff_swap_du_in (&dummy); + + sysroff_print_du_out (&dummy); + } + break; + case IT_dus_CODE: + { + struct IT_dus dummy; + sysroff_swap_dus_in (&dummy); + sysroff_print_dus_out (&dummy); + } + break; + case IT_dul_CODE: + { + struct IT_dul dummy; + sysroff_swap_dul_in (&dummy); + sysroff_print_dul_out (&dummy); + } + break; + case IT_dss_CODE: + { + struct IT_dss dummy; + sysroff_swap_dss_in (&dummy); + sysroff_print_dss_out (&dummy); + } + break; + case IT_hs_CODE: + { + struct IT_hs dummy; + sysroff_swap_hs_in (&dummy); + sysroff_print_hs_out (&dummy); + } + break; + case IT_dps_CODE: + { + struct IT_dps dummy; + sysroff_swap_dps_in (&dummy); + sysroff_print_dps_out (&dummy); + } + break; + case IT_tr_CODE: + { + sysroff_swap_tr_in (); + sysroff_print_tr_out (); + } + break; + case IT_dds_CODE: + { + struct IT_dds dummy; + sysroff_swap_dds_in (&dummy); + sysroff_print_dds_out (&dummy); + } + break; + default: + printf ("GOT A %x\n", c); + return 0; + break; + } + return 1; +} + +static int +opt (x) + int x; +{ + return getone (x); +} + +#if 0 + +/* This is no longer used. */ + +static void +unit_info_list () +{ + while (opt (IT_un_CODE)) + { + getone (IT_us_CODE); + + while (getone (IT_sc_CODE)) + getone (IT_ss_CODE); + + while (getone (IT_er_CODE)) + ; + + while (getone (IT_ed_CODE)) + ; + } +} + +#endif + +#if 0 + +/* This is no longer used. */ + +static void +object_body_list () +{ + while (getone (IT_sh_CODE)) + { + while (getone (IT_ob_CODE)) + ; + while (getone (IT_rl_CODE)) + ; + } +} + +#endif + +static void +must (x) + int x; +{ + if (!getone (x)) + { + printf ("WANTED %x!!\n", x); + } +} + +static void +tab (i, s) + int i; + char *s; +{ + indent += i; + if (s) + { + p (); + printf (s); + printf ("\n"); + } +} + +static void derived_type (); + +static void +dump_symbol_info () +{ + tab (1, "SYMBOL INFO"); + while (opt (IT_dsy_CODE)) + { + if (opt (IT_dty_CODE)) + { + must (IT_dbt_CODE); + derived_type (); + must (IT_dty_CODE); + } + } + tab (-1, ""); +} + +static void +derived_type () +{ + tab (1, "DERIVED TYPE"); + while (1) + { + if (opt (IT_dpp_CODE)) + { + dump_symbol_info (); + must (IT_dpp_CODE); + } + else if (opt (IT_dfp_CODE)) + { + dump_symbol_info (); + must (IT_dfp_CODE); + } + else if (opt (IT_den_CODE)) + { + dump_symbol_info (); + must (IT_den_CODE); + } + else if (opt (IT_den_CODE)) + { + dump_symbol_info (); + must (IT_den_CODE); + } + else if (opt (IT_dds_CODE)) + { + dump_symbol_info (); + must (IT_dds_CODE); + } + else if (opt (IT_dar_CODE)) + { + } + else if (opt (IT_dpt_CODE)) + { + } + else if (opt (IT_dul_CODE)) + { + } + else if (opt (IT_dse_CODE)) + { + } + else if (opt (IT_dot_CODE)) + { + } + else + break; + } + + tab (-1, ""); +} + +#if 0 + +/* This is no longer used. */ + +static void +program_structure () +{ + tab (1, "PROGRAM STRUCTURE"); + while (opt (IT_dps_CODE)) + { + must (IT_dso_CODE); + opt (IT_dss_CODE); + dump_symbol_info (); + must (IT_dps_CODE); + } + tab (-1, ""); +} + +#endif + +#if 0 + +/* This is no longer used. */ + +static void +debug_list () +{ + tab (1, "DEBUG LIST"); + + must (IT_du_CODE); + opt (IT_dus_CODE); + program_structure (); + must (IT_dln_CODE); + + tab (-1, ""); +} + +#endif + +static void +module () +{ + int c = 0; + int l = 0; + + tab (1, "MODULE***\n"); + + do + { + c = getc (file); + ungetc (c, file); + + c &= 0x7f; + } + while (getone (c) && c != IT_tr_CODE); + +#if 0 + must (IT_cs_CODE); + must (IT_hd_CODE); + opt (IT_hs_CODE); + + unit_info_list (); + object_body_list (); + debug_list (); + + must (IT_tr_CODE); +#endif + tab (-1, ""); + + c = getc (file); + while (c != EOF) + { + printf ("%02x ", c); + l++; + if (l == 32) + { + printf ("\n"); + l = 0; + } + c = getc (file); + } +} + +char *program_name; + +static void +show_usage (file, status) + FILE *file; + int status; +{ + fprintf (file, _("Usage: %s [-hV] in-file\n"), program_name); + exit (status); +} + +static void +show_help () +{ + printf (_("%s: Print a human readable interpretation of a SYSROFF object file\n"), + program_name); + show_usage (stdout, 0); +} + +int +main (ac, av) + int ac; + char **av; +{ + char *input_file = NULL; + int opt; + static struct option long_options[] = + { + {"help", no_argument, 0, 'h'}, + {"version", no_argument, 0, 'V'}, + {NULL, no_argument, 0, 0} + }; + +#if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES) + setlocale (LC_MESSAGES, ""); +#endif + bindtextdomain (PACKAGE, LOCALEDIR); + textdomain (PACKAGE); + + program_name = av[0]; + xmalloc_set_program_name (program_name); + + while ((opt = getopt_long (ac, av, "hV", long_options, (int *) NULL)) != EOF) + { + switch (opt) + { + case 'h': + show_help (); + /*NOTREACHED*/ + case 'V': + printf (_("GNU %s version %s\n"), program_name, PROGRAM_VERSION); + exit (0); + /*NOTREACHED*/ + case 0: + break; + default: + show_usage (stderr, 1); + /*NOTREACHED*/ + } + } + + /* The input and output files may be named on the command line. */ + + if (optind < ac) + { + input_file = av[optind]; + } + + if (!input_file) + { + fprintf (stderr, _("%s: no input file specified\n"), + program_name); + exit (1); + } + + file = fopen (input_file, FOPEN_RB); + if (!file) + { + fprintf (stderr, _("%s: cannot open input file %s\n"), + program_name, input_file); + exit (1); + } + + module (); + return 0; +} |