netapi: add NetLocalGroupGetMembers example code.

Guenther
(cherry picked from commit bded298e022028d6237e25e1c785509bc983be9d)
(This used to be commit 93b0907aa43e55d2d4093567212b0c9731917351)

2 files changed, 171 insertions, 0 deletions

diff --git a/source3/lib/netapi/examples/Makefile.in b/source3/lib/netapi/examples/Makefile.in
index 158df4ff00..0b7553c389 100644
--- a/source3/lib/netapi/examples/Makefile.in
+++ b/source3/lib/netapi/examples/Makefile.in
@@ -47,6 +47,7 @@ PROGS = bin/getdc@EXEEXT@ \
 	bin/localgroup_addmembers@EXEEXT@ \
 	bin/localgroup_delmembers@EXEEXT@ \
 	bin/localgroup_setmembers@EXEEXT@ \
+	bin/localgroup_getmembers@EXEEXT@ \
 	bin/remote_tod@EXEEXT@
 
 all: $(PROGS)
@@ -106,6 +107,7 @@ LOCALGROUPENUM_OBJ = localgroup/localgroup_enum.o $(CMDLINE_OBJ)
 LOCALGROUPADDMEMBERS_OBJ = localgroup/localgroup_addmembers.o $(CMDLINE_OBJ)
 LOCALGROUPDELMEMBERS_OBJ = localgroup/localgroup_delmembers.o $(CMDLINE_OBJ)
 LOCALGROUPSETMEMBERS_OBJ = localgroup/localgroup_setmembers.o $(CMDLINE_OBJ)
+LOCALGROUPGETMEMBERS_OBJ = localgroup/localgroup_getmembers.o $(CMDLINE_OBJ)
 REMOTETOD_OBJ = server/remote_tod.o $(CMDLINE_OBJ)
 
 bin/getdc@EXEEXT@: $(BINARY_PREREQS) $(GETDC_OBJ)
@@ -228,6 +230,10 @@ bin/localgroup_setmembers@EXEEXT@: $(BINARY_PREREQS) $(LOCALGROUPSETMEMBERS_OBJ)
 	@echo Linking $@
 	@$(CC) $(FLAGS) -o $@ $(LOCALGROUPSETMEMBERS_OBJ) $(LDFLAGS) $(DYNEXP) $(CMDLINE_LIBS)
 
+bin/localgroup_getmembers@EXEEXT@: $(BINARY_PREREQS) $(LOCALGROUPGETMEMBERS_OBJ)
+	@echo Linking $@
+	@$(CC) $(FLAGS) -o $@ $(LOCALGROUPGETMEMBERS_OBJ) $(LDFLAGS) $(DYNEXP) $(CMDLINE_LIBS)
+
 bin/remote_tod@EXEEXT@: $(BINARY_PREREQS) $(REMOTETOD_OBJ)
 	@echo Linking $@
 	@$(CC) $(FLAGS) -o $@ $(REMOTETOD_OBJ) $(LDFLAGS) $(DYNEXP) $(CMDLINE_LIBS)
diff --git a/source3/lib/netapi/examples/localgroup/localgroup_getmembers.c b/source3/lib/netapi/examples/localgroup/localgroup_getmembers.c
new file mode 100644
index 0000000000..0589870d02
--- /dev/null
+++ b/source3/lib/netapi/examples/localgroup/localgroup_getmembers.c
@@ -0,0 +1,165 @@
+/*
+ *  Unix SMB/CIFS implementation.
+ *  NetLocalGroupGetMembers query
+ *  Copyright (C) Guenther Deschner 2008
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <sys/types.h>
+#include <inttypes.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include <netapi.h>
+
+#include "common.h"
+
+int main(int argc, const char **argv)
+{
+	NET_API_STATUS status;
+	struct libnetapi_ctx *ctx = NULL;
+	const char *hostname = NULL;
+	const char *groupname = NULL;
+	uint32_t level = 0;
+	uint8_t *buffer = NULL;
+	uint32_t entries_read = 0;
+	uint32_t total_entries = 0;
+	uint32_t resume_handle = 0;
+	char *sid_str = NULL;
+	int i;
+
+	struct LOCALGROUP_MEMBERS_INFO_0 *info0 = NULL;
+	struct LOCALGROUP_MEMBERS_INFO_1 *info1 = NULL;
+	struct LOCALGROUP_MEMBERS_INFO_2 *info2 = NULL;
+	struct LOCALGROUP_MEMBERS_INFO_3 *info3 = NULL;
+
+	poptContext pc;
+	int opt;
+
+	struct poptOption long_options[] = {
+		POPT_AUTOHELP
+		POPT_COMMON_LIBNETAPI_EXAMPLES
+		POPT_TABLEEND
+	};
+
+	status = libnetapi_init(&ctx);
+	if (status != 0) {
+		return status;
+	}
+
+	pc = poptGetContext("localgroup_getmembers", argc, argv, long_options, 0);
+
+	poptSetOtherOptionHelp(pc, "hostname groupname level");
+	while((opt = poptGetNextOpt(pc)) != -1) {
+	}
+
+	if (!poptPeekArg(pc)) {
+		poptPrintHelp(pc, stderr, 0);
+		goto out;
+	}
+	hostname = poptGetArg(pc);
+	if (!poptPeekArg(pc)) {
+		poptPrintHelp(pc, stderr, 0);
+		goto out;
+	}
+	groupname = poptGetArg(pc);
+
+	if (poptPeekArg(pc)) {
+		level = atoi(poptGetArg(pc));
+	}
+
+	/* NetLocalGroupGetMembers */
+
+	do {
+		status = NetLocalGroupGetMembers(hostname,
+						 groupname,
+						 level,
+						 &buffer,
+						 (uint32_t)-1,
+						 &entries_read,
+						 &total_entries,
+						 &resume_handle);
+		if (status == 0 || status == ERROR_MORE_DATA) {
+			printf("total entries: %d\n", total_entries);
+			switch (level) {
+				case 0:
+					info0 = (struct LOCALGROUP_MEMBERS_INFO_0 *)buffer;
+					break;
+				case 1:
+					info1 = (struct LOCALGROUP_MEMBERS_INFO_1 *)buffer;
+					break;
+				case 2:
+					info2 = (struct LOCALGROUP_MEMBERS_INFO_2 *)buffer;
+					break;
+				case 3:
+					info3 = (struct LOCALGROUP_MEMBERS_INFO_3 *)buffer;
+					break;
+				default:
+					break;
+			}
+			for (i=0; i<entries_read; i++) {
+				switch (level) {
+					case 0:
+						if (ConvertSidToStringSid(info0->lgrmi0_sid,
+									  &sid_str)) {
+							printf("#%d member sid: %s\n", i, sid_str);
+							free(sid_str);
+						}
+						info0++;
+						break;
+					case 1:
+						if (ConvertSidToStringSid(info1->lgrmi1_sid,
+									  &sid_str)) {
+							printf("#%d member sid: %s\n", i, sid_str);
+							free(sid_str);
+						}
+						printf("#%d sid type: %d\n", i, info1->lgrmi1_sidusage);
+						printf("#%d name: %s\n", i, info1->lgrmi1_name);
+						info1++;
+						break;
+					case 2:
+						if (ConvertSidToStringSid(info2->lgrmi2_sid,
+									  &sid_str)) {
+							printf("#%d member sid: %s\n", i, sid_str);
+							free(sid_str);
+						}
+						printf("#%d sid type: %d\n", i, info2->lgrmi2_sidusage);
+						printf("#%d full name: %s\n", i, info2->lgrmi2_domainandname);
+						info2++;
+						break;
+					case 3:
+						printf("#%d full name: %s\n", i, info3->lgrmi3_domainandname);
+						info3++;
+						break;
+					default:
+						break;
+				}
+			}
+			NetApiBufferFree(buffer);
+		}
+	} while (status == ERROR_MORE_DATA);
+
+	if (status != 0) {
+		printf("NetLocalGroupGetMembers failed with: %s\n",
+			libnetapi_get_error_string(ctx, status));
+	}
+
+ out:
+	libnetapi_free(ctx);
+	poptFreeContext(pc);
+
+	return status;
+}