compare.c revision 30027
11553Srgrimes/*-
21553Srgrimes * Copyright (c) 1989, 1993
31553Srgrimes *	The Regents of the University of California.  All rights reserved.
41553Srgrimes *
51553Srgrimes * Redistribution and use in source and binary forms, with or without
61553Srgrimes * modification, are permitted provided that the following conditions
71553Srgrimes * are met:
81553Srgrimes * 1. Redistributions of source code must retain the above copyright
91553Srgrimes *    notice, this list of conditions and the following disclaimer.
101553Srgrimes * 2. Redistributions in binary form must reproduce the above copyright
111553Srgrimes *    notice, this list of conditions and the following disclaimer in the
121553Srgrimes *    documentation and/or other materials provided with the distribution.
131553Srgrimes * 3. All advertising materials mentioning features or use of this software
141553Srgrimes *    must display the following acknowledgement:
151553Srgrimes *	This product includes software developed by the University of
161553Srgrimes *	California, Berkeley and its contributors.
171553Srgrimes * 4. Neither the name of the University nor the names of its contributors
181553Srgrimes *    may be used to endorse or promote products derived from this software
191553Srgrimes *    without specific prior written permission.
201553Srgrimes *
211553Srgrimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
221553Srgrimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
231553Srgrimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
241553Srgrimes * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
251553Srgrimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
261553Srgrimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
271553Srgrimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
281553Srgrimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
291553Srgrimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
301553Srgrimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
311553Srgrimes * SUCH DAMAGE.
321553Srgrimes */
331553Srgrimes
341553Srgrimes#ifndef lint
3530027Scharnier#if 0
361553Srgrimesstatic char sccsid[] = "@(#)compare.c	8.1 (Berkeley) 6/6/93";
3730027Scharnier#endif
3830027Scharnierstatic const char rcsid[] =
3930027Scharnier	"$Id$";
401553Srgrimes#endif /* not lint */
411553Srgrimes
421553Srgrimes#include <sys/param.h>
431553Srgrimes#include <sys/stat.h>
4430027Scharnier#include <err.h>
4530027Scharnier#include <errno.h>
461553Srgrimes#include <fcntl.h>
471553Srgrimes#include <fts.h>
4830027Scharnier#include <md5.h>
491553Srgrimes#include <stdio.h>
501553Srgrimes#include <time.h>
511553Srgrimes#include <unistd.h>
521553Srgrimes#include "mtree.h"
531553Srgrimes#include "extern.h"
541553Srgrimes
551553Srgrimesextern int uflag;
5630027Scharnierextern int lineno;
571553Srgrimes
581553Srgrimesstatic char *ftype __P((u_int));
591553Srgrimes
601553Srgrimes#define	INDENTNAMELEN	8
611553Srgrimes#define	LABEL \
621553Srgrimes	if (!label++) { \
631553Srgrimes		len = printf("%s: ", RP(p)); \
641553Srgrimes		if (len > INDENTNAMELEN) { \
651553Srgrimes			tab = "\t"; \
661553Srgrimes			(void)printf("\n"); \
671553Srgrimes		} else { \
681553Srgrimes			tab = ""; \
692860Srgrimes			(void)printf("%*s", INDENTNAMELEN - (int)len, ""); \
701553Srgrimes		} \
711553Srgrimes	}
721553Srgrimes
731553Srgrimesint
741553Srgrimescompare(name, s, p)
751553Srgrimes	char *name;
761553Srgrimes	register NODE *s;
771553Srgrimes	register FTSENT *p;
781553Srgrimes{
791553Srgrimes	extern int uflag;
801553Srgrimes	u_long len, val;
811553Srgrimes	int fd, label;
822860Srgrimes	char *cp, *tab = "";
831553Srgrimes
841553Srgrimes	label = 0;
851553Srgrimes	switch(s->type) {
861553Srgrimes	case F_BLOCK:
871553Srgrimes		if (!S_ISBLK(p->fts_statp->st_mode))
881553Srgrimes			goto typeerr;
891553Srgrimes		break;
901553Srgrimes	case F_CHAR:
911553Srgrimes		if (!S_ISCHR(p->fts_statp->st_mode))
921553Srgrimes			goto typeerr;
931553Srgrimes		break;
941553Srgrimes	case F_DIR:
951553Srgrimes		if (!S_ISDIR(p->fts_statp->st_mode))
961553Srgrimes			goto typeerr;
971553Srgrimes		break;
981553Srgrimes	case F_FIFO:
991553Srgrimes		if (!S_ISFIFO(p->fts_statp->st_mode))
1001553Srgrimes			goto typeerr;
1011553Srgrimes		break;
1021553Srgrimes	case F_FILE:
1031553Srgrimes		if (!S_ISREG(p->fts_statp->st_mode))
1041553Srgrimes			goto typeerr;
1051553Srgrimes		break;
1061553Srgrimes	case F_LINK:
1071553Srgrimes		if (!S_ISLNK(p->fts_statp->st_mode))
1081553Srgrimes			goto typeerr;
1091553Srgrimes		break;
1101553Srgrimes	case F_SOCK:
1111553Srgrimes		if (!S_ISSOCK(p->fts_statp->st_mode)) {
1121553Srgrimestypeerr:		LABEL;
1131553Srgrimes			(void)printf("\ttype (%s, %s)\n",
1141553Srgrimes			    ftype(s->type), inotype(p->fts_statp->st_mode));
1151553Srgrimes		}
1161553Srgrimes		break;
1171553Srgrimes	}
1181553Srgrimes	/* Set the uid/gid first, then set the mode. */
1191553Srgrimes	if (s->flags & (F_UID | F_UNAME) && s->st_uid != p->fts_statp->st_uid) {
1201553Srgrimes		LABEL;
1212860Srgrimes		(void)printf("%suser (%lu, %lu",
1221553Srgrimes		    tab, s->st_uid, p->fts_statp->st_uid);
1231553Srgrimes		if (uflag)
1241553Srgrimes			if (chown(p->fts_accpath, s->st_uid, -1))
1251553Srgrimes				(void)printf(", not modified: %s)\n",
1261553Srgrimes				    strerror(errno));
1271553Srgrimes			else
1281553Srgrimes				(void)printf(", modified)\n");
1291553Srgrimes		else
1301553Srgrimes			(void)printf(")\n");
1311553Srgrimes		tab = "\t";
1321553Srgrimes	}
1331553Srgrimes	if (s->flags & (F_GID | F_GNAME) && s->st_gid != p->fts_statp->st_gid) {
1341553Srgrimes		LABEL;
1352860Srgrimes		(void)printf("%sgid (%lu, %lu",
1361553Srgrimes		    tab, s->st_gid, p->fts_statp->st_gid);
1371553Srgrimes		if (uflag)
1381553Srgrimes			if (chown(p->fts_accpath, -1, s->st_gid))
1391553Srgrimes				(void)printf(", not modified: %s)\n",
1401553Srgrimes				    strerror(errno));
1411553Srgrimes			else
1421553Srgrimes				(void)printf(", modified)\n");
1431553Srgrimes		else
1441553Srgrimes			(void)printf(")\n");
1451553Srgrimes		tab = "\t";
1461553Srgrimes	}
1471553Srgrimes	if (s->flags & F_MODE &&
1481553Srgrimes	    s->st_mode != (p->fts_statp->st_mode & MBITS)) {
1491553Srgrimes		LABEL;
1501553Srgrimes		(void)printf("%spermissions (%#o, %#o",
1511553Srgrimes		    tab, s->st_mode, p->fts_statp->st_mode & MBITS);
1521553Srgrimes		if (uflag)
1531553Srgrimes			if (chmod(p->fts_accpath, s->st_mode))
1541553Srgrimes				(void)printf(", not modified: %s)\n",
1551553Srgrimes				    strerror(errno));
1561553Srgrimes			else
1571553Srgrimes				(void)printf(", modified)\n");
1581553Srgrimes		else
1591553Srgrimes			(void)printf(")\n");
1601553Srgrimes		tab = "\t";
1611553Srgrimes	}
1621553Srgrimes	if (s->flags & F_NLINK && s->type != F_DIR &&
1631553Srgrimes	    s->st_nlink != p->fts_statp->st_nlink) {
1641553Srgrimes		LABEL;
1651553Srgrimes		(void)printf("%slink count (%u, %u)\n",
1661553Srgrimes		    tab, s->st_nlink, p->fts_statp->st_nlink);
1671553Srgrimes		tab = "\t";
1681553Srgrimes	}
1691553Srgrimes	if (s->flags & F_SIZE && s->st_size != p->fts_statp->st_size) {
1701553Srgrimes		LABEL;
1711553Srgrimes		(void)printf("%ssize (%qd, %qd)\n",
1721553Srgrimes		    tab, s->st_size, p->fts_statp->st_size);
1731553Srgrimes		tab = "\t";
1741553Srgrimes	}
1751553Srgrimes	/*
1761553Srgrimes	 * XXX
1771553Srgrimes	 * Catches nano-second differences, but doesn't display them.
1781553Srgrimes	 */
1793052Sdg	if ((s->flags & F_TIME) &&
18018404Snate	     ((s->st_mtimespec.tv_sec != p->fts_statp->st_mtimespec.tv_sec) ||
18118404Snate	     (s->st_mtimespec.tv_nsec != p->fts_statp->st_mtimespec.tv_nsec))) {
1821553Srgrimes		LABEL;
1831553Srgrimes		(void)printf("%smodification time (%.24s, ",
18418404Snate		    tab, ctime(&s->st_mtimespec.tv_sec));
1851553Srgrimes		(void)printf("%.24s)\n",
18618404Snate		    ctime(&p->fts_statp->st_mtimespec.tv_sec));
1871553Srgrimes		tab = "\t";
1881553Srgrimes	}
1891553Srgrimes	if (s->flags & F_CKSUM)
1901553Srgrimes		if ((fd = open(p->fts_accpath, O_RDONLY, 0)) < 0) {
1911553Srgrimes			LABEL;
1921553Srgrimes			(void)printf("%scksum: %s: %s\n",
1931553Srgrimes			    tab, p->fts_accpath, strerror(errno));
1941553Srgrimes			tab = "\t";
1951553Srgrimes		} else if (crc(fd, &val, &len)) {
1961553Srgrimes			(void)close(fd);
1971553Srgrimes			LABEL;
1981553Srgrimes			(void)printf("%scksum: %s: %s\n",
1991553Srgrimes			    tab, p->fts_accpath, strerror(errno));
2001553Srgrimes			tab = "\t";
2011553Srgrimes		} else {
2021553Srgrimes			(void)close(fd);
2031553Srgrimes			if (s->cksum != val) {
2041553Srgrimes				LABEL;
2058857Srgrimes				(void)printf("%scksum (%lu, %lu)\n",
2061553Srgrimes				    tab, s->cksum, val);
2071553Srgrimes			}
2081553Srgrimes			tab = "\t";
2091553Srgrimes		}
2106286Swollman	if (s->flags & F_MD5) {
2119490Sphk		char *new_digest, buf[33];
2128857Srgrimes
2139490Sphk		new_digest = MD5File(p->fts_accpath,buf);
2146286Swollman		if (!new_digest) {
2156286Swollman			LABEL;
2166286Swollman			printf("%sMD5File: %s: %s\n", tab, p->fts_accpath,
2176286Swollman			       strerror(errno));
2186286Swollman			tab = "\t";
2196286Swollman		} else if (strcmp(new_digest, s->md5digest)) {
2206286Swollman			LABEL;
2218857Srgrimes			printf("%sMD5 (%s, %s)\n", tab, s->md5digest,
2226286Swollman			       new_digest);
2236286Swollman			tab = "\t";
2246286Swollman		}
2256286Swollman	}
2266286Swollman
2271553Srgrimes	if (s->flags & F_SLINK && strcmp(cp = rlink(name), s->slink)) {
2281553Srgrimes		LABEL;
2291553Srgrimes		(void)printf("%slink ref (%s, %s)\n", tab, cp, s->slink);
2301553Srgrimes	}
2311553Srgrimes	return (label);
2321553Srgrimes}
2331553Srgrimes
2341553Srgrimeschar *
2351553Srgrimesinotype(type)
2361553Srgrimes	u_int type;
2371553Srgrimes{
2381553Srgrimes	switch(type & S_IFMT) {
2391553Srgrimes	case S_IFBLK:
2401553Srgrimes		return ("block");
2411553Srgrimes	case S_IFCHR:
2421553Srgrimes		return ("char");
2431553Srgrimes	case S_IFDIR:
2441553Srgrimes		return ("dir");
2451553Srgrimes	case S_IFIFO:
2461553Srgrimes		return ("fifo");
2471553Srgrimes	case S_IFREG:
2481553Srgrimes		return ("file");
2491553Srgrimes	case S_IFLNK:
2501553Srgrimes		return ("link");
2511553Srgrimes	case S_IFSOCK:
2521553Srgrimes		return ("socket");
2531553Srgrimes	default:
2541553Srgrimes		return ("unknown");
2551553Srgrimes	}
2561553Srgrimes	/* NOTREACHED */
2571553Srgrimes}
2581553Srgrimes
2591553Srgrimesstatic char *
2601553Srgrimesftype(type)
2611553Srgrimes	u_int type;
2621553Srgrimes{
2631553Srgrimes	switch(type) {
2641553Srgrimes	case F_BLOCK:
2651553Srgrimes		return ("block");
2661553Srgrimes	case F_CHAR:
2671553Srgrimes		return ("char");
2681553Srgrimes	case F_DIR:
2691553Srgrimes		return ("dir");
2701553Srgrimes	case F_FIFO:
2711553Srgrimes		return ("fifo");
2721553Srgrimes	case F_FILE:
2731553Srgrimes		return ("file");
2741553Srgrimes	case F_LINK:
2751553Srgrimes		return ("link");
2761553Srgrimes	case F_SOCK:
2771553Srgrimes		return ("socket");
2781553Srgrimes	default:
2791553Srgrimes		return ("unknown");
2801553Srgrimes	}
2811553Srgrimes	/* NOTREACHED */
2821553Srgrimes}
2831553Srgrimes
2841553Srgrimeschar *
2851553Srgrimesrlink(name)
2861553Srgrimes	char *name;
2871553Srgrimes{
2881553Srgrimes	static char lbuf[MAXPATHLEN];
2891553Srgrimes	register int len;
2901553Srgrimes
2911553Srgrimes	if ((len = readlink(name, lbuf, sizeof(lbuf))) == -1)
29230027Scharnier		err(1, "line %d: %s", lineno, name);
2931553Srgrimes	lbuf[len] = '\0';
2941553Srgrimes	return (lbuf);
2951553Srgrimes}
296