/* OBSOLETE /* Program to stuff files into a specially prepared space in kdb. */ /* OBSOLETE Copyright 1986, 1989, 1991, 1992, 1995, 2000 */ /* OBSOLETE Free Software Foundation, Inc. */ /* OBSOLETE */ /* OBSOLETE This file is part of GDB. */ /* OBSOLETE */ /* OBSOLETE This program is free software; you can redistribute it and/or modify */ /* OBSOLETE it under the terms of the GNU General Public License as published by */ /* OBSOLETE the Free Software Foundation; either version 2 of the License, or */ /* OBSOLETE (at your option) any later version. */ /* OBSOLETE */ /* OBSOLETE This program is distributed in the hope that it will be useful, */ /* OBSOLETE but WITHOUT ANY WARRANTY; without even the implied warranty of */ /* OBSOLETE MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */ /* OBSOLETE GNU General Public License for more details. */ /* OBSOLETE */ /* OBSOLETE You should have received a copy of the GNU General Public License */ /* OBSOLETE along with this program; if not, write to the Free Software */ /* OBSOLETE Foundation, Inc., 59 Temple Place - Suite 330, */ /* OBSOLETE Boston, MA 02111-1307, USA. */ */ /* OBSOLETE */ /* OBSOLETE /* Written 13-Mar-86 by David Bridgham. */ */ /* OBSOLETE */ /* OBSOLETE #include */ /* OBSOLETE #include */ /* OBSOLETE #include */ /* OBSOLETE #include "gdb_stat.h" */ /* OBSOLETE #include */ /* OBSOLETE #include */ /* OBSOLETE */ /* OBSOLETE main (argc, argv) */ /* OBSOLETE int argc; */ /* OBSOLETE char *argv[]; */ /* OBSOLETE { */ /* OBSOLETE register char *cp; */ /* OBSOLETE char *outfile; */ /* OBSOLETE register int i; */ /* OBSOLETE int offset; */ /* OBSOLETE int out_fd, in_fd; */ /* OBSOLETE struct stat stat_buf; */ /* OBSOLETE int size, pad; */ /* OBSOLETE char buf[1024]; */ /* OBSOLETE static char zeros[4] = */ /* OBSOLETE {0}; */ /* OBSOLETE */ /* OBSOLETE if (argc < 4) */ /* OBSOLETE err ("Not enough arguments\nUsage: %s -o kdb file1 file2 ...\n", */ /* OBSOLETE argv[0]); */ /* OBSOLETE */ /* OBSOLETE outfile = 0; */ /* OBSOLETE for (i = 1; i < argc; i++) */ /* OBSOLETE { */ /* OBSOLETE if (STREQ (argv[i], "-o")) */ /* OBSOLETE outfile = argv[++i]; */ /* OBSOLETE } */ /* OBSOLETE if (outfile == 0) */ /* OBSOLETE err ("Output file not specified\n"); */ /* OBSOLETE */ /* OBSOLETE offset = get_offset (outfile, "_heap"); */ /* OBSOLETE */ /* OBSOLETE out_fd = open (outfile, O_WRONLY); */ /* OBSOLETE if (out_fd < 0) */ /* OBSOLETE err ("Error opening %s for write: %s\n", outfile, strerror (errno)); */ /* OBSOLETE if (lseek (out_fd, offset, 0) < 0) */ /* OBSOLETE err ("Error seeking to heap in %s: %s\n", outfile, strerror (errno)); */ /* OBSOLETE */ /* OBSOLETE /* For each file listed on the command line, write it into the */ /* OBSOLETE * 'heap' of the output file. Make sure to skip the arguments */ /* OBSOLETE * that name the output file. */ */ /* OBSOLETE for (i = 1; i < argc; i++) */ /* OBSOLETE { */ /* OBSOLETE if (STREQ (argv[i], "-o")) */ /* OBSOLETE continue; */ /* OBSOLETE if ((in_fd = open (argv[i], O_RDONLY)) < 0) */ /* OBSOLETE err ("Error opening %s for read: %s\n", argv[i], */ /* OBSOLETE strerror (errno)); */ /* OBSOLETE if (fstat (in_fd, &stat_buf) < 0) */ /* OBSOLETE err ("Error stat'ing %s: %s\n", argv[i], strerror (errno)); */ /* OBSOLETE size = strlen (argv[i]); */ /* OBSOLETE pad = 4 - (size & 3); */ /* OBSOLETE size += pad + stat_buf.st_size + sizeof (int); */ /* OBSOLETE write (out_fd, &size, sizeof (int)); */ /* OBSOLETE write (out_fd, argv[i], strlen (argv[i])); */ /* OBSOLETE write (out_fd, zeros, pad); */ /* OBSOLETE while ((size = read (in_fd, buf, sizeof (buf))) > 0) */ /* OBSOLETE write (out_fd, buf, size); */ /* OBSOLETE close (in_fd); */ /* OBSOLETE } */ /* OBSOLETE size = 0; */ /* OBSOLETE write (out_fd, &size, sizeof (int)); */ /* OBSOLETE close (out_fd); */ /* OBSOLETE return (0); */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* Read symbol table from file and returns the offset into the file */ /* OBSOLETE * where symbol sym_name is located. If error, print message and */ /* OBSOLETE * exit. */ */ /* OBSOLETE get_offset (char *file, char *sym_name) */ /* OBSOLETE { */ /* OBSOLETE int f; */ /* OBSOLETE struct exec file_hdr; */ /* OBSOLETE struct nlist *symbol_table; */ /* OBSOLETE int size; */ /* OBSOLETE char *strings; */ /* OBSOLETE */ /* OBSOLETE f = open (file, O_RDONLY); */ /* OBSOLETE if (f < 0) */ /* OBSOLETE err ("Error opening %s: %s\n", file, strerror (errno)); */ /* OBSOLETE if (read (f, &file_hdr, sizeof (file_hdr)) < 0) */ /* OBSOLETE err ("Error reading exec structure: %s\n", strerror (errno)); */ /* OBSOLETE if (N_BADMAG (file_hdr)) */ /* OBSOLETE err ("File %s not an a.out file\n", file); */ /* OBSOLETE */ /* OBSOLETE /* read in symbol table */ */ /* OBSOLETE if ((symbol_table = (struct nlist *) malloc (file_hdr.a_syms)) == 0) */ /* OBSOLETE err ("Couldn't allocate space for symbol table\n"); */ /* OBSOLETE if (lseek (f, N_SYMOFF (file_hdr), 0) == -1) */ /* OBSOLETE err ("lseek error: %s\n", strerror (errno)); */ /* OBSOLETE if (read (f, symbol_table, file_hdr.a_syms) == -1) */ /* OBSOLETE err ("Error reading symbol table from %s: %s\n", file, */ /* OBSOLETE strerror (errno)); */ /* OBSOLETE */ /* OBSOLETE /* read in string table */ */ /* OBSOLETE if (read (f, &size, 4) == -1) */ /* OBSOLETE err ("reading string table size: %s\n", strerror (errno)); */ /* OBSOLETE if ((strings = (char *) malloc (size)) == 0) */ /* OBSOLETE err ("Couldn't allocate memory for string table\n"); */ /* OBSOLETE if (read (f, strings, size - 4) == -1) */ /* OBSOLETE err ("reading string table: %s\n", strerror (errno)); */ /* OBSOLETE */ /* OBSOLETE /* Find the core address at which the first byte of kdb text segment */ /* OBSOLETE should be loaded into core when kdb is run. */ */ /* OBSOLETE origin = find_symbol ("_etext", symbol_table, file_hdr.a_syms, strings) */ /* OBSOLETE - file_hdr.a_text; */ /* OBSOLETE /* Find the core address at which the heap will appear. */ */ /* OBSOLETE coreaddr = find_symbol (sym_name, symbol_table, file_hdr.a_syms, strings); */ /* OBSOLETE /* Return address in file of the heap data space. */ */ /* OBSOLETE return (N_TXTOFF (file_hdr) + core_addr - origin); */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE find_symbol (char *sym_name, struct nlist *symbol_table, int length, */ /* OBSOLETE char *strings) */ /* OBSOLETE { */ /* OBSOLETE register struct nlist *sym; */ /* OBSOLETE */ /* OBSOLETE /* Find symbol in question */ */ /* OBSOLETE for (sym = symbol_table; */ /* OBSOLETE sym != (struct nlist *) ((char *) symbol_table + length); */ /* OBSOLETE sym++) */ /* OBSOLETE { */ /* OBSOLETE if ((sym->n_type & N_TYPE) != N_DATA) */ /* OBSOLETE continue; */ /* OBSOLETE if (sym->n_un.n_strx == 0) */ /* OBSOLETE continue; */ /* OBSOLETE if (STREQ (sym_name, strings + sym->n_un.n_strx - 4)) */ /* OBSOLETE return sym->n_value; */ /* OBSOLETE } */ /* OBSOLETE err ("Data symbol %s not found in %s\n", sym_name, file); */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* VARARGS */ */ /* OBSOLETE void */ /* OBSOLETE err (va_alist) */ /* OBSOLETE va_dcl */ /* OBSOLETE { */ /* OBSOLETE va_list args; */ /* OBSOLETE char *string; */ /* OBSOLETE */ /* OBSOLETE va_start (args); */ /* OBSOLETE string = va_arg (args, char *); */ /* OBSOLETE vfprintf (gdb_stderr, string, args); */ /* OBSOLETE va_end (args); */ /* OBSOLETE exit (-1); */ /* OBSOLETE } */