Mercurial > vim
annotate src/xxd/xxd.c @ 25800:fe8d153cb268 v8.2.3435
patch 8.2.3435: Vim9: dict is not passed to dict function
Commit: https://github.com/vim/vim/commit/b1b6f4de2b0edc3b6622912132ddb8994ec52709
Author: Bram Moolenaar <Bram@vim.org>
Date: Mon Sep 13 18:25:54 2021 +0200
patch 8.2.3435: Vim9: dict is not passed to dict function
Problem: Vim9: dict is not passed to dict function.
Solution: Keep the dict used until a function call.
author | Bram Moolenaar <Bram@vim.org> |
---|---|
date | Mon, 13 Sep 2021 18:30:04 +0200 |
parents | 5690cf66ee07 |
children | 0ff315dd0c48 |
rev | line source |
---|---|
7 | 1 /* xxd: my hexdump facility. jw |
2 * | |
3 * 2.10.90 changed to word output | |
4 * 3.03.93 new indent style, dumb bug inserted and fixed. | |
5 * -c option, mls | |
6 * 26.04.94 better option parser, -ps, -l, -s added. | |
7 * 1.07.94 -r badly needs - as input file. Per default autoskip over | |
1197 | 8 * consecutive lines of zeroes, as unix od does. |
7 | 9 * -a shows them too. |
10 * -i dump as c-style #include "file.h" | |
11 * 1.11.95 if "xxd -i" knows the filename, an 'unsigned char filename_bits[]' | |
12 * array is written in correct c-syntax. | |
13 * -s improved, now defaults to absolute seek, relative requires a '+'. | |
14 * -r improved, now -r -s -0x... is supported. | |
15 * change/suppress leading '\0' bytes. | |
16 * -l n improved: stops exactly after n bytes. | |
17 * -r improved, better handling of partial lines with trailing garbage. | |
18 * -r improved, now -r -p works again! | |
19 * -r improved, less flushing, much faster now! (that was silly) | |
20 * 3.04.96 Per repeated request of a single person: autoskip defaults to off. | |
21 * 15.05.96 -v added. They want to know the version. | |
22 * -a fixed, to show last line inf file ends in all zeros. | |
23 * -u added: Print upper case hex-letters, as preferred by unix bc. | |
24 * -h added to usage message. Usage message extended. | |
25 * Now using outfile if specified even in normal mode, aehem. | |
26 * No longer mixing of ints and longs. May help doze people. | |
27 * Added binify ioctl for same reason. (Enough Doze stress for 1996!) | |
28 * 16.05.96 -p improved, removed occasional superfluous linefeed. | |
29 * 20.05.96 -l 0 fixed. tried to read anyway. | |
30 * 21.05.96 -i fixed. now honours -u, and prepends __ to numeric filenames. | |
31 * compile -DWIN32 for NT or W95. George V. Reilly, * -v improved :-) | |
32 * support --gnuish-longhorn-options | |
33 * 25.05.96 MAC support added: CodeWarrior already uses ``outline'' in Types.h | |
34 * which is included by MacHeaders (Axel Kielhorn). Renamed to | |
35 * xxdline(). | |
36 * 7.06.96 -i printed 'int' instead of 'char'. *blush* | |
37 * added Bram's OS2 ifdefs... | |
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patch 8.2.0156: various typos in source files and tests
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38 * 18.07.96 gcc -Wall @ SunOS4 is now silent. |
7 | 39 * Added osver for MSDOS/DJGPP/WIN32. |
40 * 29.08.96 Added size_t to strncmp() for Amiga. | |
41 * 24.03.97 Windows NT support (Phil Hanna). Clean exit for Amiga WB (Bram) | |
42 * 02.04.97 Added -E option, to have EBCDIC translation instead of ASCII | |
216 | 43 * (azc10@yahoo.com) |
7 | 44 * 22.05.97 added -g (group octets) option (jcook@namerica.kla.com). |
45 * 23.09.98 nasty -p -r misfeature fixed: slightly wrong output, when -c was | |
46 * missing or wrong. | |
47 * 26.09.98 Fixed: 'xxd -i infile outfile' did not truncate outfile. | |
48 * 27.10.98 Fixed: -g option parser required blank. | |
49 * option -b added: 01000101 binary output in normal format. | |
50 * 16.05.00 Added VAXC changes by Stephen P. Wall | |
1197 | 51 * 16.05.00 Improved MMS file and merge for VMS by Zoltan Arpadffy |
2752 | 52 * 2011 March Better error handling by Florian Zumbiehl. |
53 * 2011 April Formatting by Bram Moolenaar | |
6655 | 54 * 08.06.2013 Little-endian hexdump (-e) and offset (-o) by Vadim Vygonets. |
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55 * 11.01.2019 Add full 64/32 bit range to -o and output by Christer Jensen. |
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patch 8.2.0854: xxd cannot show offset as a decimal number
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56 * 04.02.2020 Add -d for decimal offsets by Aapo Rantalainen |
7 | 57 * |
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patch 8.2.3075: xxd always reports an old version string
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58 * (c) 1990-1998 by Juergen Weigert (jnweiger@gmail.com) |
7 | 59 * |
6973 | 60 * I hereby grant permission to distribute and use xxd |
61 * under X11-MIT or GPL-2.0 (at the user's choice). | |
62 * | |
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63 * Contributions by Bram Moolenaar et al. |
7 | 64 */ |
714 | 65 |
66 /* Visual Studio 2005 has 'deprecated' many of the standard CRT functions */ | |
67 #if _MSC_VER >= 1400 | |
68 # define _CRT_SECURE_NO_DEPRECATE | |
69 # define _CRT_NONSTDC_NO_DEPRECATE | |
70 #endif | |
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71 #if !defined(CYGWIN) && defined(__CYGWIN__) |
1912 | 72 # define CYGWIN |
73 #endif | |
714 | 74 |
7 | 75 #include <stdio.h> |
76 #ifdef VAXC | |
77 # include <file.h> | |
78 #else | |
79 # include <fcntl.h> | |
80 #endif | |
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81 #if defined(WIN32) || defined(CYGWIN) |
7 | 82 # include <io.h> /* for setmode() */ |
83 #else | |
84 # ifdef UNIX | |
85 # include <unistd.h> | |
86 # endif | |
87 #endif | |
88 #include <stdlib.h> | |
89 #include <string.h> /* for strncmp() */ | |
90 #include <ctype.h> /* for isalnum() */ | |
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91 #include <limits.h> |
7 | 92 #if __MWERKS__ && !defined(BEBOX) |
93 # include <unix.h> /* for fdopen() on MAC */ | |
94 #endif | |
95 | |
96 | |
97 /* This corrects the problem of missing prototypes for certain functions | |
98 * in some GNU installations (e.g. SunOS 4.1.x). | |
99 * Darren Hiebert <darren@hmi.com> (sparc-sun-sunos4.1.3_U1/2.7.2.2) | |
100 */ | |
101 #if defined(__GNUC__) && defined(__STDC__) | |
102 # ifndef __USE_FIXED_PROTOTYPES__ | |
103 # define __USE_FIXED_PROTOTYPES__ | |
104 # endif | |
105 #endif | |
106 | |
107 #ifndef __USE_FIXED_PROTOTYPES__ | |
108 /* | |
109 * This is historic and works only if the compiler really has no prototypes: | |
110 * | |
111 * Include prototypes for Sun OS 4.x, when using an ANSI compiler. | |
112 * FILE is defined on OS 4.x, not on 5.x (Solaris). | |
113 * if __SVR4 is defined (some Solaris versions), don't include this. | |
114 */ | |
115 #if defined(sun) && defined(FILE) && !defined(__SVR4) && defined(__STDC__) | |
116 # define __P(a) a | |
117 /* excerpt from my sun_stdlib.h */ | |
118 extern int fprintf __P((FILE *, char *, ...)); | |
119 extern int fputs __P((char *, FILE *)); | |
120 extern int _flsbuf __P((unsigned char, FILE *)); | |
121 extern int _filbuf __P((FILE *)); | |
122 extern int fflush __P((FILE *)); | |
123 extern int fclose __P((FILE *)); | |
124 extern int fseek __P((FILE *, long, int)); | |
125 extern int rewind __P((FILE *)); | |
126 | |
127 extern void perror __P((char *)); | |
128 # endif | |
129 #endif | |
130 | |
131 extern long int strtol(); | |
132 extern long int ftell(); | |
133 | |
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134 char version[] = "xxd 2020-02-04 by Juergen Weigert et al."; |
7 | 135 #ifdef WIN32 |
136 char osver[] = " (Win32)"; | |
137 #else | |
138 char osver[] = ""; | |
139 #endif | |
140 | |
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141 #if defined(WIN32) |
7 | 142 # define BIN_READ(yes) ((yes) ? "rb" : "rt") |
143 # define BIN_WRITE(yes) ((yes) ? "wb" : "wt") | |
144 # define BIN_CREAT(yes) ((yes) ? (O_CREAT|O_BINARY) : O_CREAT) | |
145 # define BIN_ASSIGN(fp, yes) setmode(fileno(fp), (yes) ? O_BINARY : O_TEXT) | |
602 | 146 # define PATH_SEP '\\' |
147 #elif defined(CYGWIN) | |
148 # define BIN_READ(yes) ((yes) ? "rb" : "rt") | |
149 # define BIN_WRITE(yes) ((yes) ? "wb" : "w") | |
150 # define BIN_CREAT(yes) ((yes) ? (O_CREAT|O_BINARY) : O_CREAT) | |
151 # define BIN_ASSIGN(fp, yes) ((yes) ? (void) setmode(fileno(fp), O_BINARY) : (void) (fp)) | |
152 # define PATH_SEP '/' | |
7 | 153 #else |
154 # ifdef VMS | |
155 # define BIN_READ(dummy) "r" | |
156 # define BIN_WRITE(dummy) "w" | |
157 # define BIN_CREAT(dummy) O_CREAT | |
158 # define BIN_ASSIGN(fp, dummy) fp | |
159 # define PATH_SEP ']' | |
160 # define FILE_SEP '.' | |
161 # else | |
162 # define BIN_READ(dummy) "r" | |
163 # define BIN_WRITE(dummy) "w" | |
164 # define BIN_CREAT(dummy) O_CREAT | |
165 # define BIN_ASSIGN(fp, dummy) fp | |
166 # define PATH_SEP '/' | |
167 # endif | |
168 #endif | |
169 | |
170 /* open has only to arguments on the Mac */ | |
171 #if __MWERKS__ | |
172 # define OPEN(name, mode, umask) open(name, mode) | |
173 #else | |
174 # define OPEN(name, mode, umask) open(name, mode, umask) | |
175 #endif | |
176 | |
177 #ifdef AMIGA | |
178 # define STRNCMP(s1, s2, l) strncmp(s1, s2, (size_t)l) | |
179 #else | |
180 # define STRNCMP(s1, s2, l) strncmp(s1, s2, l) | |
181 #endif | |
182 | |
183 #ifndef __P | |
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184 # if defined(__STDC__) || defined(WIN32) |
7 | 185 # define __P(a) a |
186 # else | |
187 # define __P(a) () | |
188 # endif | |
189 #endif | |
190 | |
191 /* Let's collect some prototypes */ | |
192 /* CodeWarrior is really picky about missing prototypes */ | |
2752 | 193 static void exit_with_usage __P((void)); |
2754 | 194 static void die __P((int)); |
2752 | 195 static int huntype __P((FILE *, FILE *, FILE *, int, int, long)); |
7 | 196 static void xxdline __P((FILE *, char *, int)); |
197 | |
198 #define TRY_SEEK /* attempt to use lseek, or skip forward by reading */ | |
199 #define COLS 256 /* change here, if you ever need more columns */ | |
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200 #define LLEN ((2*(int)sizeof(unsigned long)) + 4 + (9*COLS-1) + COLS + 2) |
7 | 201 |
202 char hexxa[] = "0123456789abcdef0123456789ABCDEF", *hexx = hexxa; | |
203 | |
204 /* the different hextypes known by this program: */ | |
205 #define HEX_NORMAL 0 | |
206 #define HEX_POSTSCRIPT 1 | |
207 #define HEX_CINCLUDE 2 | |
208 #define HEX_BITS 3 /* not hex a dump, but bits: 01111001 */ | |
6655 | 209 #define HEX_LITTLEENDIAN 4 |
7 | 210 |
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211 #define CONDITIONAL_CAPITALIZE(c) (capitalize ? toupper((int)c) : c) |
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212 |
2752 | 213 static char *pname; |
214 | |
215 static void | |
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216 exit_with_usage(void) |
7 | 217 { |
218 fprintf(stderr, "Usage:\n %s [options] [infile [outfile]]\n", pname); | |
219 fprintf(stderr, " or\n %s -r [-s [-]offset] [-c cols] [-ps] [infile [outfile]]\n", pname); | |
220 fprintf(stderr, "Options:\n"); | |
221 fprintf(stderr, " -a toggle autoskip: A single '*' replaces nul-lines. Default off.\n"); | |
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222 fprintf(stderr, " -b binary digit dump (incompatible with -ps,-i,-r). Default hex.\n"); |
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223 fprintf(stderr, " -C capitalize variable names in C include file style (-i).\n"); |
7 | 224 fprintf(stderr, " -c cols format <cols> octets per line. Default 16 (-i: 12, -ps: 30).\n"); |
225 fprintf(stderr, " -E show characters in EBCDIC. Default ASCII.\n"); | |
6655 | 226 fprintf(stderr, " -e little-endian dump (incompatible with -ps,-i,-r).\n"); |
227 fprintf(stderr, " -g number of octets per group in normal output. Default 2 (-e: 4).\n"); | |
7 | 228 fprintf(stderr, " -h print this summary.\n"); |
229 fprintf(stderr, " -i output in C include file style.\n"); | |
230 fprintf(stderr, " -l len stop after <len> octets.\n"); | |
6655 | 231 fprintf(stderr, " -o off add <off> to the displayed file position.\n"); |
7 | 232 fprintf(stderr, " -ps output in postscript plain hexdump style.\n"); |
233 fprintf(stderr, " -r reverse operation: convert (or patch) hexdump into binary.\n"); | |
234 fprintf(stderr, " -r -s off revert with <off> added to file positions found in hexdump.\n"); | |
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235 fprintf(stderr, " -d show offset in decimal instead of hex.\n"); |
7 | 236 fprintf(stderr, " -s %sseek start at <seek> bytes abs. %sinfile offset.\n", |
237 #ifdef TRY_SEEK | |
238 "[+][-]", "(or +: rel.) "); | |
239 #else | |
240 "", ""); | |
241 #endif | |
242 fprintf(stderr, " -u use upper case hex letters.\n"); | |
243 fprintf(stderr, " -v show version: \"%s%s\".\n", version, osver); | |
244 exit(1); | |
245 } | |
246 | |
2752 | 247 static void |
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248 die(int ret) |
2752 | 249 { |
250 fprintf(stderr, "%s: ", pname); | |
251 perror(NULL); | |
252 exit(ret); | |
253 } | |
254 | |
7 | 255 /* |
256 * Max. cols binary characters are decoded from the input stream per line. | |
257 * Two adjacent garbage characters after evaluated data delimit valid data. | |
258 * Everything up to the next newline is discarded. | |
259 * | |
260 * The name is historic and came from 'undo type opt h'. | |
261 */ | |
2752 | 262 static int |
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263 huntype( |
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264 FILE *fpi, |
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265 FILE *fpo, |
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266 FILE *fperr, |
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267 int cols, |
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268 int hextype, |
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269 long base_off) |
7 | 270 { |
271 int c, ign_garb = 1, n1 = -1, n2 = 0, n3, p = cols; | |
272 long have_off = 0, want_off = 0; | |
273 | |
274 rewind(fpi); | |
275 | |
276 while ((c = getc(fpi)) != EOF) | |
277 { | |
278 if (c == '\r') /* Doze style input file? */ | |
279 continue; | |
280 | |
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281 /* Allow multiple spaces. This doesn't work when there is normal text |
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282 * after the hex codes in the last line that looks like hex, thus only |
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283 * use it for PostScript format. */ |
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284 if (hextype == HEX_POSTSCRIPT && (c == ' ' || c == '\n' || c == '\t')) |
856 | 285 continue; |
809 | 286 |
7 | 287 n3 = n2; |
288 n2 = n1; | |
289 | |
290 if (c >= '0' && c <= '9') | |
291 n1 = c - '0'; | |
292 else if (c >= 'a' && c <= 'f') | |
293 n1 = c - 'a' + 10; | |
294 else if (c >= 'A' && c <= 'F') | |
295 n1 = c - 'A' + 10; | |
296 else | |
297 { | |
298 n1 = -1; | |
299 if (ign_garb) | |
300 continue; | |
301 } | |
302 | |
303 ign_garb = 0; | |
304 | |
305 if (p >= cols) | |
306 { | |
307 if (!hextype) | |
308 { | |
309 if (n1 < 0) | |
310 { | |
311 p = 0; | |
312 continue; | |
313 } | |
314 want_off = (want_off << 4) | n1; | |
315 continue; | |
316 } | |
317 else | |
318 p = 0; | |
319 } | |
320 | |
321 if (base_off + want_off != have_off) | |
322 { | |
2752 | 323 if (fflush(fpo) != 0) |
324 die(3); | |
7 | 325 #ifdef TRY_SEEK |
326 c = fseek(fpo, base_off + want_off - have_off, 1); | |
327 if (c >= 0) | |
328 have_off = base_off + want_off; | |
329 #endif | |
330 if (base_off + want_off < have_off) | |
331 { | |
332 fprintf(fperr, "%s: sorry, cannot seek backwards.\n", pname); | |
333 return 5; | |
334 } | |
335 for (; have_off < base_off + want_off; have_off++) | |
2752 | 336 if (putc(0, fpo) == EOF) |
337 die(3); | |
7 | 338 } |
339 | |
340 if (n2 >= 0 && n1 >= 0) | |
341 { | |
2752 | 342 if (putc((n2 << 4) | n1, fpo) == EOF) |
343 die(3); | |
7 | 344 have_off++; |
345 want_off++; | |
346 n1 = -1; | |
347 if ((++p >= cols) && !hextype) | |
348 { | |
809 | 349 /* skip rest of line as garbage */ |
7 | 350 want_off = 0; |
351 while ((c = getc(fpi)) != '\n' && c != EOF) | |
352 ; | |
2752 | 353 if (c == EOF && ferror(fpi)) |
354 die(2); | |
7 | 355 ign_garb = 1; |
356 } | |
357 } | |
358 else if (n1 < 0 && n2 < 0 && n3 < 0) | |
359 { | |
360 /* already stumbled into garbage, skip line, wait and see */ | |
361 if (!hextype) | |
362 want_off = 0; | |
363 while ((c = getc(fpi)) != '\n' && c != EOF) | |
364 ; | |
2752 | 365 if (c == EOF && ferror(fpi)) |
366 die(2); | |
7 | 367 ign_garb = 1; |
368 } | |
369 } | |
2752 | 370 if (fflush(fpo) != 0) |
371 die(3); | |
7 | 372 #ifdef TRY_SEEK |
373 fseek(fpo, 0L, 2); | |
374 #endif | |
2752 | 375 if (fclose(fpo) != 0) |
376 die(3); | |
377 if (fclose(fpi) != 0) | |
378 die(2); | |
7 | 379 return 0; |
380 } | |
381 | |
382 /* | |
383 * Print line l. If nz is false, xxdline regards the line a line of | |
384 * zeroes. If there are three or more consecutive lines of zeroes, | |
385 * they are replaced by a single '*' character. | |
386 * | |
387 * If the output ends with more than two lines of zeroes, you | |
388 * should call xxdline again with l being the last line and nz | |
389 * negative. This ensures that the last line is shown even when | |
390 * it is all zeroes. | |
391 * | |
392 * If nz is always positive, lines are never suppressed. | |
393 */ | |
2752 | 394 static void |
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395 xxdline(FILE *fp, char *l, int nz) |
7 | 396 { |
397 static char z[LLEN+1]; | |
398 static int zero_seen = 0; | |
399 | |
400 if (!nz && zero_seen == 1) | |
401 strcpy(z, l); | |
402 | |
403 if (nz || !zero_seen++) | |
404 { | |
405 if (nz) | |
406 { | |
407 if (nz < 0) | |
408 zero_seen--; | |
409 if (zero_seen == 2) | |
2752 | 410 if (fputs(z, fp) == EOF) |
411 die(3); | |
7 | 412 if (zero_seen > 2) |
2752 | 413 if (fputs("*\n", fp) == EOF) |
414 die(3); | |
7 | 415 } |
416 if (nz >= 0 || zero_seen > 0) | |
2752 | 417 if (fputs(l, fp) == EOF) |
418 die(3); | |
7 | 419 if (nz) |
420 zero_seen = 0; | |
421 } | |
422 } | |
423 | |
424 /* This is an EBCDIC to ASCII conversion table */ | |
425 /* from a proposed BTL standard April 16, 1979 */ | |
426 static unsigned char etoa64[] = | |
427 { | |
428 0040,0240,0241,0242,0243,0244,0245,0246, | |
429 0247,0250,0325,0056,0074,0050,0053,0174, | |
430 0046,0251,0252,0253,0254,0255,0256,0257, | |
431 0260,0261,0041,0044,0052,0051,0073,0176, | |
432 0055,0057,0262,0263,0264,0265,0266,0267, | |
433 0270,0271,0313,0054,0045,0137,0076,0077, | |
434 0272,0273,0274,0275,0276,0277,0300,0301, | |
435 0302,0140,0072,0043,0100,0047,0075,0042, | |
436 0303,0141,0142,0143,0144,0145,0146,0147, | |
437 0150,0151,0304,0305,0306,0307,0310,0311, | |
438 0312,0152,0153,0154,0155,0156,0157,0160, | |
439 0161,0162,0136,0314,0315,0316,0317,0320, | |
440 0321,0345,0163,0164,0165,0166,0167,0170, | |
441 0171,0172,0322,0323,0324,0133,0326,0327, | |
442 0330,0331,0332,0333,0334,0335,0336,0337, | |
443 0340,0341,0342,0343,0344,0135,0346,0347, | |
444 0173,0101,0102,0103,0104,0105,0106,0107, | |
445 0110,0111,0350,0351,0352,0353,0354,0355, | |
446 0175,0112,0113,0114,0115,0116,0117,0120, | |
447 0121,0122,0356,0357,0360,0361,0362,0363, | |
448 0134,0237,0123,0124,0125,0126,0127,0130, | |
449 0131,0132,0364,0365,0366,0367,0370,0371, | |
450 0060,0061,0062,0063,0064,0065,0066,0067, | |
451 0070,0071,0372,0373,0374,0375,0376,0377 | |
452 }; | |
453 | |
2752 | 454 int |
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455 main(int argc, char *argv[]) |
7 | 456 { |
457 FILE *fp, *fpo; | |
458 int c, e, p = 0, relseek = 1, negseek = 0, revert = 0; | |
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459 int cols = 0, nonzero = 0, autoskip = 0, hextype = HEX_NORMAL; |
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460 int capitalize = 0, decimal_offset = 0; |
7 | 461 int ebcdic = 0; |
462 int octspergrp = -1; /* number of octets grouped in output */ | |
463 int grplen; /* total chars per octet group */ | |
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464 long length = -1, n = 0, seekoff = 0; |
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465 unsigned long displayoff = 0; |
2770 | 466 static char l[LLEN+1]; /* static because it may be too big for stack */ |
2752 | 467 char *pp; |
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468 int addrlen = 9; |
7 | 469 |
470 #ifdef AMIGA | |
471 /* This program doesn't work when started from the Workbench */ | |
472 if (argc == 0) | |
473 exit(1); | |
474 #endif | |
475 | |
476 pname = argv[0]; | |
477 for (pp = pname; *pp; ) | |
478 if (*pp++ == PATH_SEP) | |
479 pname = pp; | |
480 #ifdef FILE_SEP | |
481 for (pp = pname; *pp; pp++) | |
482 if (*pp == FILE_SEP) | |
483 { | |
484 *pp = '\0'; | |
485 break; | |
486 } | |
487 #endif | |
488 | |
489 while (argc >= 2) | |
490 { | |
491 pp = argv[1] + (!STRNCMP(argv[1], "--", 2) && argv[1][2]); | |
492 if (!STRNCMP(pp, "-a", 2)) autoskip = 1 - autoskip; | |
493 else if (!STRNCMP(pp, "-b", 2)) hextype = HEX_BITS; | |
6655 | 494 else if (!STRNCMP(pp, "-e", 2)) hextype = HEX_LITTLEENDIAN; |
7 | 495 else if (!STRNCMP(pp, "-u", 2)) hexx = hexxa + 16; |
496 else if (!STRNCMP(pp, "-p", 2)) hextype = HEX_POSTSCRIPT; | |
497 else if (!STRNCMP(pp, "-i", 2)) hextype = HEX_CINCLUDE; | |
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498 else if (!STRNCMP(pp, "-C", 2)) capitalize = 1; |
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499 else if (!STRNCMP(pp, "-d", 2)) decimal_offset = 1; |
7 | 500 else if (!STRNCMP(pp, "-r", 2)) revert++; |
501 else if (!STRNCMP(pp, "-E", 2)) ebcdic++; | |
502 else if (!STRNCMP(pp, "-v", 2)) | |
503 { | |
504 fprintf(stderr, "%s%s\n", version, osver); | |
505 exit(0); | |
506 } | |
507 else if (!STRNCMP(pp, "-c", 2)) | |
508 { | |
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509 if (pp[2] && !STRNCMP("apitalize", pp + 2, 9)) |
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510 capitalize = 1; |
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511 else if (pp[2] && STRNCMP("ols", pp + 2, 3)) |
7 | 512 cols = (int)strtol(pp + 2, NULL, 0); |
513 else | |
514 { | |
515 if (!argv[2]) | |
2752 | 516 exit_with_usage(); |
7 | 517 cols = (int)strtol(argv[2], NULL, 0); |
518 argv++; | |
519 argc--; | |
520 } | |
521 } | |
522 else if (!STRNCMP(pp, "-g", 2)) | |
523 { | |
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524 if (pp[2] && STRNCMP("roup", pp + 2, 4)) |
7 | 525 octspergrp = (int)strtol(pp + 2, NULL, 0); |
526 else | |
527 { | |
528 if (!argv[2]) | |
2752 | 529 exit_with_usage(); |
7 | 530 octspergrp = (int)strtol(argv[2], NULL, 0); |
531 argv++; | |
532 argc--; | |
533 } | |
534 } | |
6655 | 535 else if (!STRNCMP(pp, "-o", 2)) |
536 { | |
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537 int reloffset = 0; |
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538 int negoffset = 0; |
6655 | 539 if (pp[2] && STRNCMP("ffset", pp + 2, 5)) |
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540 displayoff = strtoul(pp + 2, NULL, 0); |
6655 | 541 else |
542 { | |
543 if (!argv[2]) | |
544 exit_with_usage(); | |
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545 |
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546 if (argv[2][0] == '+') |
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547 reloffset++; |
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548 if (argv[2][reloffset] == '-') |
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549 negoffset++; |
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550 |
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551 if (negoffset) |
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552 displayoff = ULONG_MAX - strtoul(argv[2] + reloffset+negoffset, NULL, 0) + 1; |
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553 else |
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554 displayoff = strtoul(argv[2] + reloffset+negoffset, NULL, 0); |
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555 |
6655 | 556 argv++; |
557 argc--; | |
558 } | |
559 } | |
7 | 560 else if (!STRNCMP(pp, "-s", 2)) |
561 { | |
562 relseek = 0; | |
563 negseek = 0; | |
564 if (pp[2] && STRNCMP("kip", pp+2, 3) && STRNCMP("eek", pp+2, 3)) | |
565 { | |
566 #ifdef TRY_SEEK | |
567 if (pp[2] == '+') | |
568 relseek++; | |
569 if (pp[2+relseek] == '-') | |
570 negseek++; | |
571 #endif | |
572 seekoff = strtol(pp + 2+relseek+negseek, (char **)NULL, 0); | |
573 } | |
574 else | |
575 { | |
576 if (!argv[2]) | |
2752 | 577 exit_with_usage(); |
7 | 578 #ifdef TRY_SEEK |
579 if (argv[2][0] == '+') | |
580 relseek++; | |
581 if (argv[2][relseek] == '-') | |
582 negseek++; | |
583 #endif | |
584 seekoff = strtol(argv[2] + relseek+negseek, (char **)NULL, 0); | |
585 argv++; | |
586 argc--; | |
587 } | |
588 } | |
589 else if (!STRNCMP(pp, "-l", 2)) | |
590 { | |
591 if (pp[2] && STRNCMP("en", pp + 2, 2)) | |
592 length = strtol(pp + 2, (char **)NULL, 0); | |
593 else | |
594 { | |
595 if (!argv[2]) | |
2752 | 596 exit_with_usage(); |
7 | 597 length = strtol(argv[2], (char **)NULL, 0); |
598 argv++; | |
599 argc--; | |
600 } | |
601 } | |
602 else if (!strcmp(pp, "--")) /* end of options */ | |
603 { | |
604 argv++; | |
605 argc--; | |
606 break; | |
607 } | |
608 else if (pp[0] == '-' && pp[1]) /* unknown option */ | |
2752 | 609 exit_with_usage(); |
7 | 610 else |
611 break; /* not an option */ | |
612 | |
613 argv++; /* advance to next argument */ | |
614 argc--; | |
615 } | |
616 | |
617 if (!cols) | |
618 switch (hextype) | |
619 { | |
620 case HEX_POSTSCRIPT: cols = 30; break; | |
621 case HEX_CINCLUDE: cols = 12; break; | |
622 case HEX_BITS: cols = 6; break; | |
623 case HEX_NORMAL: | |
6655 | 624 case HEX_LITTLEENDIAN: |
7 | 625 default: cols = 16; break; |
626 } | |
627 | |
628 if (octspergrp < 0) | |
629 switch (hextype) | |
630 { | |
631 case HEX_BITS: octspergrp = 1; break; | |
632 case HEX_NORMAL: octspergrp = 2; break; | |
6655 | 633 case HEX_LITTLEENDIAN: octspergrp = 4; break; |
7 | 634 case HEX_POSTSCRIPT: |
635 case HEX_CINCLUDE: | |
636 default: octspergrp = 0; break; | |
637 } | |
638 | |
6655 | 639 if (cols < 1 || ((hextype == HEX_NORMAL || hextype == HEX_BITS || hextype == HEX_LITTLEENDIAN) |
1452 | 640 && (cols > COLS))) |
7 | 641 { |
642 fprintf(stderr, "%s: invalid number of columns (max. %d).\n", pname, COLS); | |
643 exit(1); | |
644 } | |
645 | |
6655 | 646 if (octspergrp < 1 || octspergrp > cols) |
7 | 647 octspergrp = cols; |
6655 | 648 else if (hextype == HEX_LITTLEENDIAN && (octspergrp & (octspergrp-1))) |
649 { | |
650 fprintf(stderr, | |
651 "%s: number of octets per group must be a power of 2 with -e.\n", | |
652 pname); | |
653 exit(1); | |
654 } | |
7 | 655 |
656 if (argc > 3) | |
2752 | 657 exit_with_usage(); |
7 | 658 |
659 if (argc == 1 || (argv[1][0] == '-' && !argv[1][1])) | |
660 BIN_ASSIGN(fp = stdin, !revert); | |
661 else | |
662 { | |
663 if ((fp = fopen(argv[1], BIN_READ(!revert))) == NULL) | |
664 { | |
665 fprintf(stderr,"%s: ", pname); | |
666 perror(argv[1]); | |
667 return 2; | |
668 } | |
669 } | |
670 | |
671 if (argc < 3 || (argv[2][0] == '-' && !argv[2][1])) | |
672 BIN_ASSIGN(fpo = stdout, revert); | |
673 else | |
674 { | |
675 int fd; | |
676 int mode = revert ? O_WRONLY : (O_TRUNC|O_WRONLY); | |
677 | |
678 if (((fd = OPEN(argv[2], mode | BIN_CREAT(revert), 0666)) < 0) || | |
679 (fpo = fdopen(fd, BIN_WRITE(revert))) == NULL) | |
680 { | |
681 fprintf(stderr, "%s: ", pname); | |
682 perror(argv[2]); | |
683 return 3; | |
684 } | |
685 rewind(fpo); | |
686 } | |
687 | |
688 if (revert) | |
689 { | |
690 if (hextype && (hextype != HEX_POSTSCRIPT)) | |
691 { | |
692 fprintf(stderr, "%s: sorry, cannot revert this type of hexdump\n", pname); | |
693 return -1; | |
694 } | |
2752 | 695 return huntype(fp, fpo, stderr, cols, hextype, |
7 | 696 negseek ? -seekoff : seekoff); |
697 } | |
698 | |
699 if (seekoff || negseek || !relseek) | |
700 { | |
701 #ifdef TRY_SEEK | |
702 if (relseek) | |
703 e = fseek(fp, negseek ? -seekoff : seekoff, 1); | |
704 else | |
705 e = fseek(fp, negseek ? -seekoff : seekoff, negseek ? 2 : 0); | |
706 if (e < 0 && negseek) | |
707 { | |
708 fprintf(stderr, "%s: sorry cannot seek.\n", pname); | |
709 return 4; | |
710 } | |
711 if (e >= 0) | |
712 seekoff = ftell(fp); | |
713 else | |
714 #endif | |
715 { | |
716 long s = seekoff; | |
717 | |
718 while (s--) | |
2752 | 719 if (getc(fp) == EOF) |
2754 | 720 { |
2752 | 721 if (ferror(fp)) |
722 { | |
723 die(2); | |
724 } | |
725 else | |
726 { | |
727 fprintf(stderr, "%s: sorry cannot seek.\n", pname); | |
728 return 4; | |
729 } | |
2754 | 730 } |
7 | 731 } |
732 } | |
733 | |
734 if (hextype == HEX_CINCLUDE) | |
735 { | |
736 if (fp != stdin) | |
737 { | |
2752 | 738 if (fprintf(fpo, "unsigned char %s", isdigit((int)argv[1][0]) ? "__" : "") < 0) |
739 die(3); | |
7 | 740 for (e = 0; (c = argv[1][e]) != 0; e++) |
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741 if (putc(isalnum(c) ? CONDITIONAL_CAPITALIZE(c) : '_', fpo) == EOF) |
2752 | 742 die(3); |
743 if (fputs("[] = {\n", fpo) == EOF) | |
744 die(3); | |
7 | 745 } |
746 | |
747 p = 0; | |
2752 | 748 c = 0; |
7 | 749 while ((length < 0 || p < length) && (c = getc(fp)) != EOF) |
750 { | |
2752 | 751 if (fprintf(fpo, (hexx == hexxa) ? "%s0x%02x" : "%s0X%02X", |
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752 (p % cols) ? ", " : &",\n "[2*!p], c) < 0) |
2752 | 753 die(3); |
7 | 754 p++; |
755 } | |
2752 | 756 if (c == EOF && ferror(fp)) |
757 die(2); | |
7 | 758 |
4166 | 759 if (p && fputs("\n", fpo) == EOF) |
760 die(3); | |
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761 if (fputs(&"};\n"[3 * (fp == stdin)], fpo) == EOF) |
4166 | 762 die(3); |
7 | 763 |
764 if (fp != stdin) | |
765 { | |
2752 | 766 if (fprintf(fpo, "unsigned int %s", isdigit((int)argv[1][0]) ? "__" : "") < 0) |
767 die(3); | |
7 | 768 for (e = 0; (c = argv[1][e]) != 0; e++) |
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769 if (putc(isalnum(c) ? CONDITIONAL_CAPITALIZE(c) : '_', fpo) == EOF) |
2752 | 770 die(3); |
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771 if (fprintf(fpo, "_%s = %d;\n", capitalize ? "LEN" : "len", p) < 0) |
2752 | 772 die(3); |
7 | 773 } |
774 | |
2752 | 775 if (fclose(fp)) |
776 die(2); | |
777 if (fclose(fpo)) | |
778 die(3); | |
7 | 779 return 0; |
780 } | |
781 | |
782 if (hextype == HEX_POSTSCRIPT) | |
783 { | |
784 p = cols; | |
2752 | 785 e = 0; |
7 | 786 while ((length < 0 || n < length) && (e = getc(fp)) != EOF) |
787 { | |
2752 | 788 if (putc(hexx[(e >> 4) & 0xf], fpo) == EOF |
789 || putc(hexx[e & 0xf], fpo) == EOF) | |
790 die(3); | |
7 | 791 n++; |
792 if (!--p) | |
793 { | |
2752 | 794 if (putc('\n', fpo) == EOF) |
795 die(3); | |
7 | 796 p = cols; |
797 } | |
798 } | |
2752 | 799 if (e == EOF && ferror(fp)) |
800 die(2); | |
7 | 801 if (p < cols) |
2752 | 802 if (putc('\n', fpo) == EOF) |
803 die(3); | |
804 if (fclose(fp)) | |
805 die(2); | |
806 if (fclose(fpo)) | |
807 die(3); | |
7 | 808 return 0; |
809 } | |
810 | |
6655 | 811 /* hextype: HEX_NORMAL or HEX_BITS or HEX_LITTLEENDIAN */ |
7 | 812 |
6655 | 813 if (hextype != HEX_BITS) |
7 | 814 grplen = octspergrp + octspergrp + 1; /* chars per octet group */ |
815 else /* hextype == HEX_BITS */ | |
816 grplen = 8 * octspergrp + 1; | |
817 | |
2752 | 818 e = 0; |
7 | 819 while ((length < 0 || n < length) && (e = getc(fp)) != EOF) |
820 { | |
821 if (p == 0) | |
822 { | |
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823 if (decimal_offset) |
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824 addrlen = sprintf(l, "%08ld:", |
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825 ((unsigned long)(n + seekoff + displayoff))); |
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826 else |
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827 addrlen = sprintf(l, "%08lx:", |
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828 ((unsigned long)(n + seekoff + displayoff))); |
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829 for (c = addrlen; c < LLEN; l[c++] = ' '); |
7 | 830 } |
831 if (hextype == HEX_NORMAL) | |
832 { | |
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833 l[c = (addrlen + 1 + (grplen * p) / octspergrp)] = hexx[(e >> 4) & 0xf]; |
6655 | 834 l[++c] = hexx[ e & 0xf]; |
835 } | |
836 else if (hextype == HEX_LITTLEENDIAN) | |
837 { | |
838 int x = p ^ (octspergrp-1); | |
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839 l[c = (addrlen + 1 + (grplen * x) / octspergrp)] = hexx[(e >> 4) & 0xf]; |
6655 | 840 l[++c] = hexx[ e & 0xf]; |
7 | 841 } |
842 else /* hextype == HEX_BITS */ | |
843 { | |
844 int i; | |
845 | |
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846 c = (addrlen + 1 + (grplen * p) / octspergrp) - 1; |
7 | 847 for (i = 7; i >= 0; i--) |
848 l[++c] = (e & (1 << i)) ? '1' : '0'; | |
849 } | |
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850 if (e) |
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851 nonzero++; |
7 | 852 if (ebcdic) |
853 e = (e < 64) ? '.' : etoa64[e-64]; | |
1452 | 854 /* When changing this update definition of LLEN above. */ |
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855 l[addrlen + 3 + (grplen * cols - 1)/octspergrp + p] = |
7 | 856 #ifdef __MVS__ |
857 (e >= 64) | |
858 #else | |
859 (e > 31 && e < 127) | |
860 #endif | |
861 ? e : '.'; | |
862 n++; | |
863 if (++p == cols) | |
864 { | |
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865 l[c = (addrlen + 3 + (grplen * cols - 1)/octspergrp + p)] = '\n'; l[++c] = '\0'; |
7 | 866 xxdline(fpo, l, autoskip ? nonzero : 1); |
867 nonzero = 0; | |
868 p = 0; | |
869 } | |
870 } | |
2752 | 871 if (e == EOF && ferror(fp)) |
872 die(2); | |
7 | 873 if (p) |
874 { | |
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875 l[c = (addrlen + 3 + (grplen * cols - 1)/octspergrp + p)] = '\n'; l[++c] = '\0'; |
7 | 876 xxdline(fpo, l, 1); |
877 } | |
878 else if (autoskip) | |
1197 | 879 xxdline(fpo, l, -1); /* last chance to flush out suppressed lines */ |
7 | 880 |
2752 | 881 if (fclose(fp)) |
882 die(2); | |
883 if (fclose(fpo)) | |
884 die(3); | |
7 | 885 return 0; |
886 } | |
2752 | 887 |
888 /* vi:set ts=8 sw=4 sts=2 cino+={2 cino+=n-2 : */ |