1/* 2 * Unix SMB/CIFS implementation. 3 * NetQueryDisplayInformation query 4 * Copyright (C) Guenther Deschner 2008 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 30int main(int argc, const char **argv) 31{ 32 NET_API_STATUS status; 33 struct libnetapi_ctx *ctx = NULL; 34 const char *hostname = NULL; 35 void *buffer = NULL; 36 uint32_t entries_read = 0; 37 uint32_t idx = 0; 38 int i; 39 40 struct NET_DISPLAY_USER *user; 41 42 poptContext pc; 43 int opt; 44 45 struct poptOption long_options[] = { 46 POPT_AUTOHELP 47 POPT_COMMON_LIBNETAPI_EXAMPLES 48 POPT_TABLEEND 49 }; 50 51 status = libnetapi_init(&ctx); 52 if (status != 0) { 53 return status; 54 } 55 56 pc = poptGetContext("user_dispinfo", argc, argv, long_options, 0); 57 58 poptSetOtherOptionHelp(pc, "hostname"); 59 while((opt = poptGetNextOpt(pc)) != -1) { 60 } 61 62 if (!poptPeekArg(pc)) { 63 poptPrintHelp(pc, stderr, 0); 64 goto out; 65 } 66 hostname = poptGetArg(pc); 67 68 /* NetQueryDisplayInformation */ 69 70 do { 71 status = NetQueryDisplayInformation(hostname, 72 1, 73 idx, 74 1000, 75 (uint32_t)-1, 76 &entries_read, 77 &buffer); 78 if (status == 0 || status == ERROR_MORE_DATA) { 79 user = (struct NET_DISPLAY_USER *)buffer; 80 for (i=0; i<entries_read; i++) { 81 printf("user %d: %s\n", i + idx, 82 user->usri1_name); 83 user++; 84 } 85 NetApiBufferFree(buffer); 86 } 87 idx += entries_read; 88 } while (status == ERROR_MORE_DATA); 89 90 if (status != 0) { 91 printf("NetQueryDisplayInformation failed with: %s\n", 92 libnetapi_get_error_string(ctx, status)); 93 } 94 95 out: 96 libnetapi_free(ctx); 97 poptFreeContext(pc); 98 99 return status; 100} 101