1 files changed, 129 insertions, 0 deletions
diff --git a/pw/grupd.c b/pw/grupd.c
new file mode 100644
index 0000000..e9f6b5e
--- /dev/null
+++ b/pw/grupd.c
@@ -0,0 +1,129 @@
+/*-
+ * Copyright (C) 1996
+ *	David L. Nugent.  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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY DAVID L. NUGENT 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 DAVID L. NUGENT 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 const char rcsid[] =
+  "$FreeBSD$";
+#endif /* not lint */
+
+#include <grp.h>
+#include <libutil.h>
+#include <err.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <stdarg.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <sys/param.h>
+
+#include "pwupd.h"
+
+static char * grpath = _PATH_PWD;
+
+int
+setgrdir(const char * dir)
+{
+	if (dir == NULL)
+		return -1;
+	else {
+		char * d = malloc(strlen(dir)+1);
+		if (d == NULL)
+			return -1;
+		grpath = strcpy(d, dir);
+	}
+	return 0;
+}
+
+char *
+getgrpath(const char * file)
+{
+	static char pathbuf[MAXPATHLEN];
+
+	snprintf(pathbuf, sizeof pathbuf, "%s/%s", grpath, file);
+	return pathbuf;
+}
+
+static int
+gr_update(struct group * grp, char const * group)
+{
+	int pfd, tfd;
+	struct group *gr = NULL;
+	struct group *old_gr = NULL;
+
+	if (grp != NULL)
+		gr = gr_dup(grp);
+
+	if (group != NULL)
+		old_gr = GETGRNAM(group);
+
+	if (gr_init(grpath, NULL))
+		err(1, "gr_init()");
+
+	if ((pfd = gr_lock()) == -1) {
+		gr_fini();
+		err(1, "gr_lock()");
+	}
+	if ((tfd = gr_tmp(-1)) == -1) {
+		gr_fini();
+		err(1, "gr_tmp()");
+	}
+	if (gr_copy(pfd, tfd, gr, old_gr) == -1) {
+		gr_fini();
+		err(1, "gr_copy()");
+	}
+	if (gr_mkdb() == -1) {
+		gr_fini();
+		err(1, "gr_mkdb()");
+	}
+	free(gr);
+	gr_fini();
+	return 0;
+}
+
+
+int
+addgrent(struct group * grp)
+{
+	return gr_update(grp, NULL);
+}
+
+int
+chggrent(char const * login, struct group * grp)
+{
+	return gr_update(grp, login);
+}
+
+int
+delgrent(struct group * grp)
+{
+	char group[MAXLOGNAME];
+
+	strlcpy(group, grp->gr_name, MAXLOGNAME);
+
+	return gr_update(NULL, group);
+}