1 /*
2  *  Unix SMB/CIFS implementation.
3  *  NetUserEnum query
4  *  Copyright (C) Guenther Deschner 2007
5  *
6  *  This program is free software; you can redistribute it and/or modify
7  *  it under the terms of the GNU General Public License as published by
8  *  the Free Software Foundation; either version 3 of the License, or
9  *  (at your option) any later version.
10  *
11  *  This program is distributed in the hope that it will be useful,
12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  *  GNU General Public License for more details.
15  *
16  *  You should have received a copy of the GNU General Public License
17  *  along with this program; if not, see <http://www.gnu.org/licenses/>.
18  */
19 
20 #include <sys/types.h>
21 #include <inttypes.h>
22 #include <stdio.h>
23 #include <stdlib.h>
24 #include <string.h>
25 
26 #include <netapi.h>
27 
28 #include "common.h"
29 
main(int argc,const char ** argv)30 int main(int argc, const char **argv)
31 {
32 	NET_API_STATUS status;
33 	struct libnetapi_ctx *ctx = NULL;
34 	const char *hostname = NULL;
35 	uint32_t level = 0;
36 	uint8_t *buffer = NULL;
37 	uint32_t entries_read = 0;
38 	uint32_t total_entries = 0;
39 	uint32_t resume_handle = 0;
40 	char *sid_str = NULL;
41 	int i;
42 
43 	struct USER_INFO_0 *info0 = NULL;
44 	struct USER_INFO_10 *info10 = NULL;
45 	struct USER_INFO_20 *info20 = NULL;
46 	struct USER_INFO_23 *info23 = NULL;
47 
48 	poptContext pc;
49 	int opt;
50 
51 	struct poptOption long_options[] = {
52 		POPT_AUTOHELP
53 		POPT_COMMON_LIBNETAPI_EXAMPLES
54 		POPT_TABLEEND
55 	};
56 
57 	status = libnetapi_init(&ctx);
58 	if (status != 0) {
59 		return status;
60 	}
61 
62 	pc = poptGetContext("user_enum", argc, argv, long_options, 0);
63 
64 	poptSetOtherOptionHelp(pc, "hostname level");
65 	while((opt = poptGetNextOpt(pc)) != -1) {
66 	}
67 
68 	if (!poptPeekArg(pc)) {
69 		poptPrintHelp(pc, stderr, 0);
70 		goto out;
71 	}
72 	hostname = poptGetArg(pc);
73 
74 	if (poptPeekArg(pc)) {
75 		level = atoi(poptGetArg(pc));
76 	}
77 
78 	/* NetUserEnum */
79 
80 	do {
81 		status = NetUserEnum(hostname,
82 				     level,
83 				     FILTER_NORMAL_ACCOUNT,
84 				     &buffer,
85 				     (uint32_t)-1,
86 				     &entries_read,
87 				     &total_entries,
88 				     &resume_handle);
89 		if (status == 0 || status == ERROR_MORE_DATA) {
90 
91 			switch (level) {
92 				case 0:
93 					info0 = (struct USER_INFO_0 *)buffer;
94 					break;
95 				case 10:
96 					info10 = (struct USER_INFO_10 *)buffer;
97 					break;
98 				case 20:
99 					info20 = (struct USER_INFO_20 *)buffer;
100 					break;
101 				case 23:
102 					info23 = (struct USER_INFO_23 *)buffer;
103 					break;
104 				default:
105 					break;
106 			}
107 
108 			for (i=0; i<entries_read; i++) {
109 				switch (level) {
110 					case 0:
111 						printf("#%d user: %s\n", i, info0->usri0_name);
112 						info0++;
113 						break;
114 					case 10:
115 						printf("#%d user: %s\n", i, info10->usri10_name);
116 						printf("#%d comment: %s\n", i, info10->usri10_comment);
117 						printf("#%d usr_comment: %s\n", i, info10->usri10_usr_comment);
118 						printf("#%d full_name: %s\n", i, info10->usri10_full_name);
119 						info10++;
120 						break;
121 					case 20:
122 						printf("#%d user: %s\n", i, info20->usri20_name);
123 						printf("#%d comment: %s\n", i, info20->usri20_comment);
124 						printf("#%d flags: 0x%08x\n", i, info20->usri20_flags);
125 						printf("#%d rid: %d\n", i, info20->usri20_user_id);
126 						info20++;
127 						break;
128 					case 23:
129 						printf("#%d user: %s\n", i, info23->usri23_name);
130 						printf("#%d comment: %s\n", i, info23->usri23_comment);
131 						printf("#%d flags: 0x%08x\n", i, info23->usri23_flags);
132 						if (ConvertSidToStringSid(info23->usri23_user_sid,
133 									  &sid_str)) {
134 							printf("#%d sid: %s\n", i, sid_str);
135 							free(sid_str);
136 						}
137 						info23++;
138 						break;
139 					default:
140 						break;
141 				}
142 			}
143 			NetApiBufferFree(buffer);
144 		}
145 	} while (status == ERROR_MORE_DATA);
146 
147 	if (status != 0) {
148 		printf("NetUserEnum failed with: %s\n",
149 			libnetapi_get_error_string(ctx, status));
150 	}
151 
152  out:
153 	libnetapi_free(ctx);
154 	poptFreeContext(pc);
155 
156 	return status;
157 }
158