diff options
Diffstat (limited to 'cpukit/libmisc/shell/main_hexdump.c')
| -rw-r--r-- | cpukit/libmisc/shell/main_hexdump.c | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/cpukit/libmisc/shell/main_hexdump.c b/cpukit/libmisc/shell/main_hexdump.c new file mode 100644 index 0000000000..8eb5a4e409 --- /dev/null +++ b/cpukit/libmisc/shell/main_hexdump.c @@ -0,0 +1,168 @@ +/* + * Copyright (c) 1989, 1993 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#if HAVE_CONFIG_H +#include "config.h" +#endif + +#ifndef lint +static const char copyright[] = +"@(#) Copyright (c) 1989, 1993\n\ + The Regents of the University of California. All rights reserved.\n"; +#endif /* not lint */ + +#ifndef lint +#if 0 +static char sccsid[] = "@(#)hexdump.c 8.1 (Berkeley) 6/6/93"; +#include <sys/cdefs.h> +__FBSDID("$FreeBSD: src/usr.bin/hexdump/hexdump.c,v 1.7 2002/09/04 23:29:01 dwmalone Exp $"); +#endif +#endif /* not lint */ + +#include <rtems.h> +#include <rtems/shell.h> +#include <rtems/shellconfig.h> + +#include <sys/types.h> +#include <locale.h> +#include <stdlib.h> +#include <stdio.h> +#include <string.h> + +#define rindex(s,c) strrchr(s,c) + +#include "hexdump.h" + +#if RTEMS_REMOVED +FS *fshead; /* head of format strings */ +int blocksize; /* data block size */ +int exitval; /* final exit value */ +int length = -1; /* max bytes to read */ +#endif + +void +rtems_shell_hexdump_exit (rtems_shell_hexdump_globals* globals, int code) +{ + globals->exit_code = code; + longjmp (globals->exit_jmp, 1); +} + +static int main_hexdump(rtems_shell_hexdump_globals* globals, int argc, char *argv[]); + +int +rtems_shell_main_hexdump(int argc, char *argv[]) +{ + rtems_shell_hexdump_globals hexdump_globals; + rtems_shell_hexdump_globals* globals = &hexdump_globals; + memset (globals, 0, sizeof (hexdump_globals)); + vflag = FIRST; + ateof = 1; + hexdump_globals.exit_code = 1; + if (setjmp (hexdump_globals.exit_jmp) == 0) + hexdump_globals.exit_code = main_hexdump (globals, argc, argv); + if (curp) + free (curp); + if (savp) + free (savp); + while (fshead) + { + FS* nextfs = fshead->nextfs; + while (fshead->nextfu) + { + FU* nextfu = fshead->nextfu->nextfu; + if (fshead->nextfu->fmt) + free(fshead->nextfu->fmt); + while (fshead->nextfu->nextpr) + { + PR* nextpr = fshead->nextfu->nextpr->nextpr; + if (((fshead->nextfu->nextpr->flags & F_TEXT) == 0) && + fshead->nextfu->nextpr->fmt) + free(fshead->nextfu->nextpr->fmt); + free(fshead->nextfu->nextpr); + fshead->nextfu->nextpr = nextpr; + } + free(fshead->nextfu); + fshead->nextfu = nextfu; + } + free(fshead); + fshead = nextfs; + } + if (hdstdin) + { + fclose (hdstdin); + free (hdstdin); + } + return hexdump_globals.exit_code; +} + +int +main_hexdump(rtems_shell_hexdump_globals* globals, int argc, char *argv[]) +{ + FS *tfs; + char *p; + +#if RTEMS_REMOVED + (void)setlocale(LC_ALL, ""); +#endif + + if (!(p = rindex(argv[0], 'o')) || strcmp(p, "od")) + newsyntax(globals, argc, &argv); + else + oldsyntax(globals, argc, &argv); + + /* figure out the data block size */ + for (blocksize = 0, tfs = fshead; tfs; tfs = tfs->nextfs) { + tfs->bcnt = size(globals, tfs); + if (blocksize < tfs->bcnt) + blocksize = tfs->bcnt; + } + /* rewrite the rules, do syntax checking */ + for (tfs = fshead; tfs; tfs = tfs->nextfs) + rewrite(globals, tfs); + + (void)next(globals, argv); + display(globals); + exit(exitval); + return exitval; +} + +rtems_shell_cmd_t rtems_shell_HEXDUMP_Command = { + "hexdump", /* name */ + "hexdump [-bcCdovx] [-e fmt] [-f fmt_file] [-n length]\n" /* usage */ + " [-s skip] [file ...]", + "files", /* topic */ + rtems_shell_main_hexdump, /* command */ + NULL, /* alias */ + NULL /* next */ +}; + |