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GCC Code Coverage Report

Directory:	./		Exec	Total	Coverage
File:	usr.sbin/mtree/verify.c	Lines:	51	93	54.8 %
Date:	2017-11-13	Branches:	40	102	39.2 %


/*	$OpenBSD: verify.c,v 1.21 2016/08/16 16:41:46 krw Exp $	*/
/*	$NetBSD: verify.c,v 1.10 1995/03/07 21:26:28 cgd Exp $	*/

/*-
 * Copyright (c) 1990, 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. 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.
 */

#include <sys/stat.h>
#include <dirent.h>
#include <fts.h>
#include <fnmatch.h>
#include <unistd.h>
#include <errno.h>
#include <stdio.h>
#include <limits.h>
#include "mtree.h"
#include "extern.h"

extern u_int32_t crc_total;
extern int ftsoptions;
extern int dflag, eflag, qflag, rflag, sflag, uflag;
extern char fullpath[PATH_MAX];

static NODE *root;
static char path[PATH_MAX];

static void	miss(NODE *, char *, size_t);
static int	vwalk(void);

int
verify(void)
{
	int rval;

	root = spec();
	rval = vwalk();
	miss(root, path, sizeof(path));
	return (rval);
}

static int
vwalk(void)
{
	FTS *t;
	FTSENT *p;
	NODE *ep, *level;
	int specdepth, rval;
	char *argv[2];

	argv[0] = ".";
	argv[1] = NULL;
	if ((t = fts_open(argv, ftsoptions, dsort)) == NULL)
		error("fts_open: %s", strerror(errno));
	level = root;
	specdepth = rval = 0;
	while ((p = fts_read(t))) {
		switch(p->fts_info) {
		case FTS_D:
			break;
		case FTS_DP:
			if (specdepth > p->fts_level) {
				for (level = level->parent; level->prev;
				      level = level->prev);
				--specdepth;
			}
			continue;
		case FTS_DNR:
		case FTS_ERR:
		case FTS_NS:
			(void)fprintf(stderr, "mtree: %s: %s\n",
			    RP(p), strerror(p->fts_errno));
			continue;
		default:
			if (dflag)
				continue;
		}

		if (specdepth != p->fts_level)
			goto extra;
		for (ep = level; ep; ep = ep->next)
			if ((ep->flags & F_MAGIC &&
			    !fnmatch(ep->name, p->fts_name, FNM_PATHNAME)) ||
			    !strcmp(ep->name, p->fts_name)) {
				ep->flags |= F_VISIT;
				if ((ep->flags & F_NOCHANGE) == 0 &&
				    compare(ep->name, ep, p))
					rval = MISMATCHEXIT;
				if (ep->flags & F_IGN)
					(void)fts_set(t, p, FTS_SKIP);
				else if (ep->child && ep->type == F_DIR &&
				    p->fts_info == FTS_D) {
					level = ep->child;
					++specdepth;
				}
				break;
			}

		if (ep)
			continue;
extra:
		if (!eflag) {
			(void)printf("extra: %s", RP(p));
			if (rflag) {
				if ((S_ISDIR(p->fts_statp->st_mode)
				    ? rmdir : unlink)(p->fts_accpath)) {
					(void)printf(", not removed: %s",
					    strerror(errno));
					rval = ERROREXIT;
				} else
					(void)printf(", removed");
			} else
				rval = MISMATCHEXIT;
			(void)putchar('\n');
		}
		(void)fts_set(t, p, FTS_SKIP);
	}
	(void)fts_close(t);
	if (sflag)
		(void)fprintf(stderr,
		    "mtree: %s checksum: %u\n", fullpath, crc_total);
	return (rval);
}

static void
miss(NODE *p, char *tail, size_t len)
{
	int create;
	char *tp;

	for (; p; p = p->next) {
		if ((p->flags & F_OPT) && !(p->flags & F_VISIT))
			continue;
		if (p->type != F_DIR && (dflag || p->flags & F_VISIT))
			continue;
		(void)strlcpy(tail, p->name, len);
		if (!(p->flags & F_VISIT)) {
			/* Don't print missing message if file exists as a
			   symbolic link and the -q flag is set. */
			struct stat statbuf;

			if (qflag && stat(path, &statbuf) == 0)
				p->flags |= F_VISIT;
			else
				(void)printf("missing: %s", path);
		}
		if (p->type != F_DIR) {
			putchar('\n');
			continue;
		}

		create = 0;
		if (!(p->flags & F_VISIT) && uflag) {
			if (!(p->flags & (F_UID | F_UNAME)))
			    (void)printf(" (not created: user not specified)");
			else if (!(p->flags & (F_GID | F_GNAME)))
			    (void)printf(" (not created: group not specified)");
			else if (!(p->flags & F_MODE))
			    (void)printf(" (not created: mode not specified)");
			else if (mkdir(path, S_IRWXU))
				(void)printf(" (not created: %s)",
				    strerror(errno));
			else {
				create = 1;
				(void)printf(" (created)");
			}
		}

		if (!(p->flags & F_VISIT))
			(void)putchar('\n');

		for (tp = tail; *tp; ++tp);
		*tp = '/';
		miss(p->child, tp + 1, len - (tp + 1 - tail));
		*tp = '\0';

		if (!create)
			continue;
		if (chown(path, p->st_uid, p->st_gid)) {
			(void)printf("%s: user/group/mode not modified: %s\n",
			    path, strerror(errno));
			continue;
		}
		if (chmod(path, p->st_mode))
			(void)printf("%s: permissions not set: %s\n",
			    path, strerror(errno));
	}
}


Generated by: GCOVR (Version 3.3)

Line	Branch	Exec	Source
1			/* $OpenBSD: verify.c,v 1.21 2016/08/16 16:41:46 krw Exp $ */
2			/* $NetBSD: verify.c,v 1.10 1995/03/07 21:26:28 cgd Exp $ */
3
4			/*-
5			* Copyright (c) 1990, 1993
6			* The Regents of the University of California. All rights reserved.
7			*
8			* Redistribution and use in source and binary forms, with or without
9			* modification, are permitted provided that the following conditions
10			* are met:
11			* 1. Redistributions of source code must retain the above copyright
12			* notice, this list of conditions and the following disclaimer.
13			* 2. Redistributions in binary form must reproduce the above copyright
14			* notice, this list of conditions and the following disclaimer in the
15			* documentation and/or other materials provided with the distribution.
16			* 3. Neither the name of the University nor the names of its contributors
17			* may be used to endorse or promote products derived from this software
18			* without specific prior written permission.
19			*
20			* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21			* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22			* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23			* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24			* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25			* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26			* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27			* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28			* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29			* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30			* SUCH DAMAGE.
31			*/
32
33			#include <sys/stat.h>
34			#include <dirent.h>
35			#include <fts.h>
36			#include <fnmatch.h>
37			#include <unistd.h>
38			#include <errno.h>
39			#include <stdio.h>
40			#include <limits.h>
41			#include "mtree.h"
42			#include "extern.h"
43
44			extern u_int32_t crc_total;
45			extern int ftsoptions;
46			extern int dflag, eflag, qflag, rflag, sflag, uflag;
47			extern char fullpath[PATH_MAX];
48
49			static NODE *root;
50			static char path[PATH_MAX];
51
52			static void miss(NODE , char , size_t);
53			static int vwalk(void);
54
55			int
56			verify(void)
57			{
58			int rval;
59
60		8	root = spec();
61		4	rval = vwalk();
62		4	miss(root, path, sizeof(path));
63		4	return (rval);
64			}
65
66			static int
67			vwalk(void)
68			{
69			FTS *t;
70			FTSENT *p;
71			NODE ep, level;
72			int specdepth, rval;
73		8	char *argv[2];
74
75		4	argv[0] = ".";
76		4	argv[1] = NULL;
77	✗✓	4	if ((t = fts_open(argv, ftsoptions, dsort)) == NULL)
78			error("fts_open: %s", strerror(errno));
79		4	level = root;
80			specdepth = rval = 0;
81	✓✓	28	while ((p = fts_read(t))) {
82	✓✗✗✗ ✓✓	24	switch(p->fts_info) {
83			case FTS_D:
84			break;
85			case FTS_DP:
86	✓✗	4	if (specdepth > p->fts_level) {
87	✗✓	8	for (level = level->parent; level->prev;
88			level = level->prev);
89		4	--specdepth;
90		4	}
91		4	continue;
92			case FTS_DNR:
93			case FTS_ERR:
94			case FTS_NS:
95			(void)fprintf(stderr, "mtree: %s: %s\n",
96			RP(p), strerror(p->fts_errno));
97			continue;
98			default:
99	✗✓	8	if (dflag)
100			continue;
101			}
102
103	✓✗	12	if (specdepth != p->fts_level)
104			goto extra;
105	✓✓	32	for (ep = level; ep; ep = ep->next)
106	✗✓✓✓	24	if ((ep->flags & F_MAGIC &&
107			!fnmatch(ep->name, p->fts_name, FNM_PATHNAME)) \|\|
108		12	!strcmp(ep->name, p->fts_name)) {
109		8	ep->flags \|= F_VISIT;
110	✓✗✗✓	16	if ((ep->flags & F_NOCHANGE) == 0 &&
111		8	compare(ep->name, ep, p))
112			rval = MISMATCHEXIT;
113	✗✓	8	if (ep->flags & F_IGN)
114			(void)fts_set(t, p, FTS_SKIP);
115	✓✓✓✗ ✓✗	16	else if (ep->child && ep->type == F_DIR &&
116		4	p->fts_info == FTS_D) {
117			level = ep->child;
118		4	++specdepth;
119		4	}
120			break;
121			}
122
123	✓✓	12	if (ep)
124		8	continue;
125			extra:
126	✗✓	4	if (!eflag) {
127			(void)printf("extra: %s", RP(p));
128			if (rflag) {
129			if ((S_ISDIR(p->fts_statp->st_mode)
130			? rmdir : unlink)(p->fts_accpath)) {
131			(void)printf(", not removed: %s",
132			strerror(errno));
133			rval = ERROREXIT;
134			} else
135			(void)printf(", removed");
136			} else
137			rval = MISMATCHEXIT;
138			(void)putchar('\n');
139			}
140		4	(void)fts_set(t, p, FTS_SKIP);
141			}
142		4	(void)fts_close(t);
143	✗✓	4	if (sflag)
144			(void)fprintf(stderr,
145			"mtree: %s checksum: %u\n", fullpath, crc_total);
146		4	return (rval);
147		4	}
148
149			static void
150			miss(NODE p, char tail, size_t len)
151			{
152			int create;
153			char *tp;
154
155	✓✓	40	for (; p; p = p->next) {
156	✗✓✗✗	8	if ((p->flags & F_OPT) && !(p->flags & F_VISIT))
157			continue;
158	✓✓✓✗ ✗✓	16	if (p->type != F_DIR && (dflag \|\| p->flags & F_VISIT))
159			continue;
160		4	(void)strlcpy(tail, p->name, len);
161	✗✓	4	if (!(p->flags & F_VISIT)) {
162			/* Don't print missing message if file exists as a
163			symbolic link and the -q flag is set. */
164			struct stat statbuf;
165
166			if (qflag && stat(path, &statbuf) == 0)
167			p->flags \|= F_VISIT;
168			else
169			(void)printf("missing: %s", path);
170			}
171	✗✓	4	if (p->type != F_DIR) {
172			putchar('\n');
173			continue;
174			}
175
176			create = 0;
177	✗✓	4	if (!(p->flags & F_VISIT) && uflag) {
178			if (!(p->flags & (F_UID \| F_UNAME)))
179			(void)printf(" (not created: user not specified)");
180			else if (!(p->flags & (F_GID \| F_GNAME)))
181			(void)printf(" (not created: group not specified)");
182			else if (!(p->flags & F_MODE))
183			(void)printf(" (not created: mode not specified)");
184			else if (mkdir(path, S_IRWXU))
185			(void)printf(" (not created: %s)",
186			strerror(errno));
187			else {
188			create = 1;
189			(void)printf(" (created)");
190			}
191			}
192
193	✗✓	4	if (!(p->flags & F_VISIT))
194			(void)putchar('\n');
195
196	✓✓	16	for (tp = tail; *tp; ++tp);
197		4	*tp = '/';
198		4	miss(p->child, tp + 1, len - (tp + 1 - tail));
199		4	*tp = '\0';
200
201	✗✓	4	if (!create)
202			continue;
203			if (chown(path, p->st_uid, p->st_gid)) {
204			(void)printf("%s: user/group/mode not modified: %s\n",
205			path, strerror(errno));
206			continue;
207			}
208			if (chmod(path, p->st_mode))
209			(void)printf("%s: permissions not set: %s\n",
210			path, strerror(errno));
211			}
212		8	}