From 008d0be72b2f160382c6e880765e96b64a050c65 Mon Sep 17 00:00:00 2001 From: Andreas Baumann Date: Sat, 3 Jan 2015 12:04:58 +0100 Subject: imported original firmware WRT54GL_v4.30.11_11_US --- release/src/router/busybox/coreutils/od.c | 231 ++++++++++++++++++++++++++++++ 1 file changed, 231 insertions(+) create mode 100644 release/src/router/busybox/coreutils/od.c (limited to 'release/src/router/busybox/coreutils/od.c') diff --git a/release/src/router/busybox/coreutils/od.c b/release/src/router/busybox/coreutils/od.c new file mode 100644 index 00000000..b18c53c3 --- /dev/null +++ b/release/src/router/busybox/coreutils/od.c @@ -0,0 +1,231 @@ +/* + * od implementation for busybox + * Based on code from util-linux v 2.11l + * + * Copyright (c) 1990 + * The Regents of the University of California. All rights reserved. + * + * 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 + * + * Original copyright notice is retained at the end of this file. + */ + +#include +#include +#include +#include +#include "busybox.h" +#include "dump.h" + +#define isdecdigit(c) (isdigit)(c) +#define ishexdigit(c) (isxdigit)(c) + +static void +odoffset(int argc, char ***argvp) +{ + register char *num, *p; + int base; + char *end; + + /* + * The offset syntax of od(1) was genuinely bizarre. First, if + * it started with a plus it had to be an offset. Otherwise, if + * there were at least two arguments, a number or lower-case 'x' + * followed by a number makes it an offset. By default it was + * octal; if it started with 'x' or '0x' it was hex. If it ended + * in a '.', it was decimal. If a 'b' or 'B' was appended, it + * multiplied the number by 512 or 1024 byte units. There was + * no way to assign a block count to a hex offset. + * + * We assumes it's a file if the offset is bad. + */ + p = **argvp; + + if (!p) { + /* hey someone is probably piping to us ... */ + return; + } + + if ((*p != '+') + && (argc < 2 + || (!isdecdigit(p[0]) + && ((p[0] != 'x') || !ishexdigit(p[1]))))) + return; + + base = 0; + /* + * bb_dump_skip over leading '+', 'x[0-9a-fA-f]' or '0x', and + * set base. + */ + if (p[0] == '+') + ++p; + if (p[0] == 'x' && ishexdigit(p[1])) { + ++p; + base = 16; + } else if (p[0] == '0' && p[1] == 'x') { + p += 2; + base = 16; + } + + /* bb_dump_skip over the number */ + if (base == 16) + for (num = p; ishexdigit(*p); ++p); + else + for (num = p; isdecdigit(*p); ++p); + + /* check for no number */ + if (num == p) + return; + + /* if terminates with a '.', base is decimal */ + if (*p == '.') { + if (base) + return; + base = 10; + } + + bb_dump_skip = strtol(num, &end, base ? base : 8); + + /* if end isn't the same as p, we got a non-octal digit */ + if (end != p) + bb_dump_skip = 0; + else { + if (*p) { + if (*p == 'b') { + bb_dump_skip *= 512; + ++p; + } else if (*p == 'B') { + bb_dump_skip *= 1024; + ++p; + } + } + if (*p) + bb_dump_skip = 0; + else { + ++*argvp; + /* + * If the offset uses a non-octal base, the base of + * the offset is changed as well. This isn't pretty, + * but it's easy. + */ +#define TYPE_OFFSET 7 + { + char x_or_d; + if (base == 16) { + x_or_d = 'x'; + goto DO_X_OR_D; + } + if (base == 10) { + x_or_d = 'd'; + DO_X_OR_D: + bb_dump_fshead->nextfu->fmt[TYPE_OFFSET] + = bb_dump_fshead->nextfs->nextfu->fmt[TYPE_OFFSET] + = x_or_d; + } + } + } + } +} + +static const char * const add_strings[] = { + "16/1 \"%3_u \" \"\\n\"", /* a */ + "8/2 \" %06o \" \"\\n\"", /* B, o */ + "16/1 \"%03o \" \"\\n\"", /* b */ + "16/1 \"%3_c \" \"\\n\"", /* c */ + "8/2 \" %05u \" \"\\n\"", /* d */ + "4/4 \" %010u \" \"\\n\"", /* D */ + "2/8 \" %21.14e \" \"\\n\"", /* e (undocumented in od), F */ + "4/4 \" %14.7e \" \"\\n\"", /* f */ + "4/4 \" %08x \" \"\\n\"", /* H, X */ + "8/2 \" %04x \" \"\\n\"", /* h, x */ + "4/4 \" %11d \" \"\\n\"", /* I, L, l */ + "8/2 \" %6d \" \"\\n\"", /* i */ + "4/4 \" %011o \" \"\\n\"", /* O */ +}; + +static const signed char od_opts[] = "aBbcDdeFfHhIiLlOovXx"; + +static const signed char od_o2si[] = { + 0, 1, 2, 3, 5, + 4, 6, 6, 7, 8, + 9, 0xa, 0xb, 0xa, 0xa, + 0xb, 1, -1, 8, 9, +}; + +int od_main(int argc, char **argv) +{ + int ch; + int first = 1; + signed char *p; + bb_dump_vflag = FIRST; + bb_dump_length = -1; + + while ((ch = getopt(argc, argv, od_opts)) > 0) { + if (((p = strchr(od_opts, ch)) != NULL) && (*p >= 0)) { + if (first) { + first = 0; + bb_dump_add("\"%07.7_Ao\n\""); + bb_dump_add("\"%07.7_ao \""); + } else { + bb_dump_add("\" \""); + } + bb_dump_add(add_strings[od_o2si[(int)(p-od_opts)]]); + } else if (ch == 'v') { + bb_dump_vflag = ALL; + } else { /* P, p, s, w, or other unhandled */ + bb_show_usage(); + } + } + if (!bb_dump_fshead) { + bb_dump_add("\"%07.7_Ao\n\""); + bb_dump_add("\"%07.7_ao \" 8/2 \"%06o \" \"\\n\""); + } + + argc -= optind; + argv += optind; + + odoffset(argc, &argv); + + return(bb_dump_dump(argv)); +} + +/*- + * Copyright (c) 1990 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. 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. + */ -- cgit v1.2.3-54-g00ecf