/* $OpenBSD: odsyntax.c,v 1.3 1997/01/15 23:42:34 millert Exp $ */ /*- * 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. 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. */ #ifndef lint /*static char sccsid[] = "from: @(#)odsyntax.c 5.4 (Berkeley) 3/8/91";*/ static char rcsid[] = "$OpenBSD: odsyntax.c,v 1.3 1997/01/15 23:42:34 millert Exp $"; #endif /* not lint */ #include #include #include #include "hexdump.h" int deprecated; oldsyntax(argc, argvp) int argc; char ***argvp; { extern enum _vflag vflag; extern FS *fshead; extern char *optarg; extern int length, optind; int ch; char **argv; static void odprecede(); deprecated = 1; argv = *argvp; while ((ch = getopt(argc, argv, "aBbcDdeFfHhIiLlOoPpswvXx")) != -1) switch (ch) { case 'a': odprecede(); add("16/1 \"%3_u \" \"\\n\""); break; case 'B': case 'o': odprecede(); add("8/2 \" %06o \" \"\\n\""); break; case 'b': odprecede(); add("16/1 \"%03o \" \"\\n\""); break; case 'c': odprecede(); add("16/1 \"%3_c \" \"\\n\""); break; case 'd': odprecede(); add("8/2 \" %05u \" \"\\n\""); break; case 'D': odprecede(); add("4/4 \" %010u \" \"\\n\""); break; case 'e': /* undocumented in od */ case 'F': odprecede(); add("2/8 \" %21.14e \" \"\\n\""); break; case 'f': odprecede(); add("4/4 \" %14.7e \" \"\\n\""); break; case 'H': case 'X': odprecede(); add("4/4 \" %08x \" \"\\n\""); break; case 'h': case 'x': odprecede(); add("8/2 \" %04x \" \"\\n\""); break; case 'I': case 'L': case 'l': odprecede(); add("4/4 \" %11d \" \"\\n\""); break; case 'i': odprecede(); add("8/2 \" %6d \" \"\\n\""); break; case 'O': odprecede(); add("4/4 \" %011o \" \"\\n\""); break; case 'v': vflag = ALL; break; case 'P': case 'p': case 's': case 'w': case '?': default: (void)fprintf(stderr, "od: od(1) has been deprecated for hexdump(1).\n"); if (ch != '?') (void)fprintf(stderr, "od: hexdump(1) compatibility doesn't support the -%c option%s\n", ch, ch == 's' ? "; see strings(1)." : "."); usage(); } if (!fshead) { add("\"%07.7_Ao\n\""); add("\"%07.7_ao \" 8/2 \"%06o \" \"\\n\""); } argc -= optind; *argvp += optind; odoffset(argc, argvp); } #define ishexdigit(c) \ (c >= '0' && c <= '9' || c >= 'a' && c <= 'f' || c >= 'A' && c <= 'F') odoffset(argc, argvp) int argc; char ***argvp; { extern off_t skip; 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) return; if (*p != '+' && (argc < 2 || (!isdigit(p[0]) && (p[0] != 'x' || !ishexdigit(p[1]))))) return; base = 0; /* * 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; } /* skip over the number */ if (base == 16) for (num = p; ishexdigit(*p); ++p); else for (num = p; isdigit(*p); ++p); /* check for no number */ if (num == p) return; /* if terminates with a '.', base is decimal */ if (*p == '.') { if (base) return; base = 10; } skip = strtol(num, &end, base ? base : 8); /* if end isn't the same as p, we got a non-octal digit */ if (end != p) skip = 0; else { if (*p) { if (*p == 'b') skip *= 512; else if (*p == 'B') skip *= 1024; ++p; } if (*p) 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 if (base == 16) { fshead->nextfu->fmt[TYPE_OFFSET] = 'x'; fshead->nextfs->nextfu->fmt[TYPE_OFFSET] = 'x'; } else if (base == 10) { fshead->nextfu->fmt[TYPE_OFFSET] = 'd'; fshead->nextfs->nextfu->fmt[TYPE_OFFSET] = 'd'; } } } } static void odprecede() { static int first = 1; if (first) { first = 0; add("\"%07.7_Ao\n\""); add("\"%07.7_ao \""); } else add("\" \""); }