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-rw-r--r--usr.sbin/mtree/create.c290
1 files changed, 290 insertions, 0 deletions
diff --git a/usr.sbin/mtree/create.c b/usr.sbin/mtree/create.c
new file mode 100644
index 0000000..9ce603e
--- /dev/null
+++ b/usr.sbin/mtree/create.c
@@ -0,0 +1,290 @@
+/*-
+ * Copyright (c) 1989, 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. 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[] = "@(#)create.c 8.1 (Berkeley) 6/6/93";
+#endif /* not lint */
+
+#include <sys/param.h>
+#include <sys/stat.h>
+#include <time.h>
+#include <fcntl.h>
+#include <fts.h>
+#include <dirent.h>
+#include <grp.h>
+#include <pwd.h>
+#include <errno.h>
+#include <unistd.h>
+#include <stdio.h>
+#include "mtree.h"
+#include "extern.h"
+
+#define INDENTNAMELEN 15
+#define MAXLINELEN 80
+
+extern int crc_total, ftsoptions;
+extern int dflag, sflag;
+extern u_short keys;
+extern char fullpath[MAXPATHLEN];
+
+static gid_t gid;
+static uid_t uid;
+static mode_t mode;
+
+static int dsort __P((const FTSENT **, const FTSENT **));
+static void output __P((int *, const char *, ...));
+static int statd __P((FTS *, FTSENT *, uid_t *, gid_t *, mode_t *));
+static void statf __P((FTSENT *));
+
+void
+cwalk()
+{
+ register FTS *t;
+ register FTSENT *p;
+ time_t clock;
+ char *argv[2], host[MAXHOSTNAMELEN];
+
+ (void)time(&clock);
+ (void)gethostname(host, sizeof(host));
+ (void)printf(
+ "#\t user: %s\n#\tmachine: %s\n#\t tree: %s\n#\t date: %s",
+ getlogin(), host, fullpath, ctime(&clock));
+
+ argv[0] = ".";
+ argv[1] = NULL;
+ if ((t = fts_open(argv, ftsoptions, dsort)) == NULL)
+ err("fts_open: %s", strerror(errno));
+ while (p = fts_read(t))
+ switch(p->fts_info) {
+ case FTS_D:
+ (void)printf("\n# %s\n", p->fts_path);
+ statd(t, p, &uid, &gid, &mode);
+ statf(p);
+ break;
+ case FTS_DP:
+ if (p->fts_level > 0)
+ (void)printf("# %s\n..\n\n", p->fts_path);
+ break;
+ case FTS_DNR:
+ case FTS_ERR:
+ case FTS_NS:
+ (void)fprintf(stderr,
+ "mtree: %s: %s\n", p->fts_path, strerror(errno));
+ break;
+ default:
+ if (!dflag)
+ statf(p);
+ break;
+
+ }
+ (void)fts_close(t);
+ if (sflag && keys & F_CKSUM)
+ (void)fprintf(stderr,
+ "mtree: %s checksum: %lu\n", fullpath, crc_total);
+}
+
+static void
+statf(p)
+ FTSENT *p;
+{
+ struct group *gr;
+ struct passwd *pw;
+ u_long len, val;
+ int fd, indent;
+
+ if (S_ISDIR(p->fts_statp->st_mode))
+ indent = printf("%s", p->fts_name);
+ else
+ indent = printf(" %s", p->fts_name);
+
+ if (indent > INDENTNAMELEN)
+ indent = MAXLINELEN;
+ else
+ indent += printf("%*s", INDENTNAMELEN - indent, "");
+
+ if (!S_ISREG(p->fts_statp->st_mode))
+ output(&indent, "type=%s", inotype(p->fts_statp->st_mode));
+ if (keys & (F_UID | F_UNAME) && p->fts_statp->st_uid != uid)
+ if (keys & F_UNAME && (pw = getpwuid(p->fts_statp->st_uid)))
+ output(&indent, "uname=%s", pw->pw_name);
+ else /* if (keys & F_UID) */
+ output(&indent, "uid=%u", p->fts_statp->st_uid);
+ if (keys & (F_GID | F_GNAME) && p->fts_statp->st_gid != gid)
+ if (keys & F_GNAME && (gr = getgrgid(p->fts_statp->st_gid)))
+ output(&indent, "gname=%s", gr->gr_name);
+ else /* if (keys & F_GID) */
+ output(&indent, "gid=%u", p->fts_statp->st_gid);
+ if (keys & F_MODE && (p->fts_statp->st_mode & MBITS) != mode)
+ output(&indent, "mode=%#o", p->fts_statp->st_mode & MBITS);
+ if (keys & F_NLINK && p->fts_statp->st_nlink != 1)
+ output(&indent, "nlink=%u", p->fts_statp->st_nlink);
+ if (keys & F_SIZE)
+ output(&indent, "size=%qd", p->fts_statp->st_size);
+ if (keys & F_TIME)
+ output(&indent, "time=%ld.%ld",
+ p->fts_statp->st_mtimespec.ts_sec,
+ p->fts_statp->st_mtimespec.ts_nsec);
+ if (keys & F_CKSUM && S_ISREG(p->fts_statp->st_mode)) {
+ if ((fd = open(p->fts_accpath, O_RDONLY, 0)) < 0 ||
+ crc(fd, &val, &len))
+ err("%s: %s", p->fts_accpath, strerror(errno));
+ (void)close(fd);
+ output(&indent, "cksum=%lu", val);
+ }
+ if (keys & F_SLINK &&
+ (p->fts_info == FTS_SL || p->fts_info == FTS_SLNONE))
+ output(&indent, "link=%s", rlink(p->fts_accpath));
+ (void)putchar('\n');
+}
+
+#define MAXGID 5000
+#define MAXUID 5000
+#define MAXMODE MBITS + 1
+
+static int
+statd(t, parent, puid, pgid, pmode)
+ FTS *t;
+ FTSENT *parent;
+ uid_t *puid;
+ gid_t *pgid;
+ mode_t *pmode;
+{
+ register FTSENT *p;
+ register gid_t sgid;
+ register uid_t suid;
+ register mode_t smode;
+ struct group *gr;
+ struct passwd *pw;
+ gid_t savegid;
+ uid_t saveuid;
+ mode_t savemode;
+ u_short maxgid, maxuid, maxmode, g[MAXGID], u[MAXUID], m[MAXMODE];
+
+ if ((p = fts_children(t, 0)) == NULL) {
+ if (errno)
+ err("%s: %s", RP(parent), strerror(errno));
+ return (1);
+ }
+
+ bzero(g, sizeof(g));
+ bzero(u, sizeof(u));
+ bzero(m, sizeof(m));
+
+ maxuid = maxgid = maxmode = 0;
+ for (; p; p = p->fts_link) {
+ smode = p->fts_statp->st_mode & MBITS;
+ if (smode < MAXMODE && ++m[smode] > maxmode) {
+ savemode = smode;
+ maxmode = m[smode];
+ }
+ sgid = p->fts_statp->st_gid;
+ if (sgid < MAXGID && ++g[sgid] > maxgid) {
+ savegid = sgid;
+ maxgid = g[sgid];
+ }
+ suid = p->fts_statp->st_uid;
+ if (suid < MAXUID && ++u[suid] > maxuid) {
+ saveuid = suid;
+ maxuid = u[suid];
+ }
+ }
+ (void)printf("/set type=file");
+ if (keys & F_GID)
+ (void)printf(" gid=%u", savegid);
+ if (keys & F_GNAME)
+ if ((gr = getgrgid(savegid)) != NULL)
+ (void)printf(" gname=%s", gr->gr_name);
+ else
+ (void)printf(" gid=%u", savegid);
+ if (keys & F_UNAME)
+ if ((pw = getpwuid(saveuid)) != NULL)
+ (void)printf(" uname=%s", pw->pw_name);
+ else
+ (void)printf(" uid=%u", saveuid);
+ if (keys & F_UID)
+ (void)printf(" uid=%u", saveuid);
+ if (keys & F_MODE)
+ (void)printf(" mode=%#o", savemode);
+ if (keys & F_NLINK)
+ (void)printf(" nlink=1");
+ (void)printf("\n");
+ *puid = saveuid;
+ *pgid = savegid;
+ *pmode = savemode;
+ return (0);
+}
+
+static int
+dsort(a, b)
+ const FTSENT **a, **b;
+{
+ if (S_ISDIR((*a)->fts_statp->st_mode)) {
+ if (!S_ISDIR((*b)->fts_statp->st_mode))
+ return (1);
+ } else if (S_ISDIR((*b)->fts_statp->st_mode))
+ return (-1);
+ return (strcmp((*a)->fts_name, (*b)->fts_name));
+}
+
+#if __STDC__
+#include <stdarg.h>
+#else
+#include <varargs.h>
+#endif
+
+void
+#if __STDC__
+output(int *offset, const char *fmt, ...)
+#else
+output(offset, fmt, va_alist)
+ int *offset;
+ char *fmt;
+ va_dcl
+#endif
+{
+ va_list ap;
+ char buf[1024];
+#if __STDC__
+ va_start(ap, fmt);
+#else
+ va_start(ap);
+#endif
+ (void)vsnprintf(buf, sizeof(buf), fmt, ap);
+ va_end(ap);
+
+ if (*offset + strlen(buf) > MAXLINELEN - 3) {
+ (void)printf(" \\\n%*s", INDENTNAMELEN, "");
+ *offset = INDENTNAMELEN;
+ }
+ *offset += printf(" %s", buf) + 1;
+}
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