netapi32: Fix test crash occuring when NetWkstaUserGetInfo fails.
[wine] / dlls / netapi32 / tests / wksta.c
1 /*
2  * Copyright 2002 Andriy Palamarchuk
3  *
4  * Conformance test of the workstation functions.
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * This library 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 GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with this library; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
19  */
20
21 #include <stdarg.h>
22
23 #include "wine/test.h"
24 #include "windef.h"
25 #include "winbase.h"
26 #include "wingdi.h"
27 #include "winnls.h"
28 #include "winresrc.h" /* Ensure we use Unicode defns with native headers */
29 #include "nb30.h"
30 #include "lmcons.h"
31 #include "lmerr.h"
32 #include "lmwksta.h"
33 #include "lmapibuf.h"
34
35 static NET_API_STATUS (WINAPI *pNetApiBufferFree)(LPVOID)=NULL;
36 static NET_API_STATUS (WINAPI *pNetApiBufferSize)(LPVOID,LPDWORD)=NULL;
37 static NET_API_STATUS (WINAPI *pNetpGetComputerName)(LPWSTR*)=NULL;
38 static NET_API_STATUS (WINAPI *pNetWkstaUserGetInfo)(LPWSTR,DWORD,PBYTE*)=NULL;
39 static NET_API_STATUS (WINAPI *pNetWkstaTransportEnum)(LPWSTR,DWORD,LPBYTE*,
40  DWORD,LPDWORD,LPDWORD,LPDWORD)=NULL;
41
42 WCHAR user_name[UNLEN + 1];
43 WCHAR computer_name[MAX_COMPUTERNAME_LENGTH + 1];
44
45 static int init_wksta_tests(void)
46 {
47     DWORD dwSize;
48     BOOL rc;
49
50     user_name[0] = 0;
51     dwSize = sizeof(user_name)/sizeof(user_name[0]);
52     rc=GetUserNameW(user_name, &dwSize);
53     if (rc==FALSE && GetLastError()==ERROR_CALL_NOT_IMPLEMENTED) {
54         skip("GetUserNameW is not implemented\n");
55         return 0;
56     }
57     ok(rc, "User Name Retrieved\n");
58
59     computer_name[0] = 0;
60     dwSize = sizeof(computer_name)/sizeof(computer_name[0]);
61     ok(GetComputerNameW(computer_name, &dwSize), "Computer Name Retrieved\n");
62     return 1;
63 }
64
65 static void run_get_comp_name_tests(void)
66 {
67     LPWSTR ws = NULL;
68
69     ok(pNetpGetComputerName(&ws) == NERR_Success, "Computer name is retrieved\n");
70     ok(!lstrcmpW(computer_name, ws), "This is really computer name\n");
71     pNetApiBufferFree(ws);
72 }
73
74 static void run_wkstausergetinfo_tests(void)
75 {
76     LPWKSTA_USER_INFO_0 ui0 = NULL;
77     LPWKSTA_USER_INFO_1 ui1 = NULL;
78     LPWKSTA_USER_INFO_1101 ui1101 = NULL;
79     DWORD dwSize;
80
81     /* Level 0 */
82     ok(pNetWkstaUserGetInfo(NULL, 0, (LPBYTE *)&ui0) == NERR_Success,
83        "NetWkstaUserGetInfo is unsuccessful\n");
84
85     ok(ui0 != NULL, "ui0 is NULL\n");
86     /* This failure occured when I ran sshd as service and didn't authenticate
87      * Since the test dereferences ui0, the rest of this test is worthless
88      */
89     if (!ui0)
90     {
91         return;
92     }
93
94     ok(!lstrcmpW(user_name, ui0->wkui0_username), "This is really user name\n");
95     pNetApiBufferSize(ui0, &dwSize);
96     ok(dwSize >= (sizeof(WKSTA_USER_INFO_0) +
97                  lstrlenW(ui0->wkui0_username) * sizeof(WCHAR)),
98        "Is allocated with NetApiBufferAllocate\n");
99
100     /* Level 1 */
101     ok(pNetWkstaUserGetInfo(NULL, 1, (LPBYTE *)&ui1) == NERR_Success,
102        "NetWkstaUserGetInfo is successful\n");
103     ok(lstrcmpW(ui1->wkui1_username, ui0->wkui0_username) == 0,
104        "the same name as returned for level 0\n");
105     pNetApiBufferSize(ui1, &dwSize);
106     ok(dwSize >= (sizeof(WKSTA_USER_INFO_1) +
107                   (lstrlenW(ui1->wkui1_username) +
108                    lstrlenW(ui1->wkui1_logon_domain) +
109                    lstrlenW(ui1->wkui1_oth_domains) +
110                    lstrlenW(ui1->wkui1_logon_server)) * sizeof(WCHAR)),
111        "Is allocated with NetApiBufferAllocate\n");
112
113     /* Level 1101 */
114     ok(pNetWkstaUserGetInfo(NULL, 1101, (LPBYTE *)&ui1101) == NERR_Success,
115        "NetWkstaUserGetInfo is successful\n");
116     ok(lstrcmpW(ui1101->wkui1101_oth_domains, ui1->wkui1_oth_domains) == 0,
117        "the same oth_domains as returned for level 1\n");
118     pNetApiBufferSize(ui1101, &dwSize);
119     ok(dwSize >= (sizeof(WKSTA_USER_INFO_1101) +
120                  lstrlenW(ui1101->wkui1101_oth_domains) * sizeof(WCHAR)),
121        "Is allocated with NetApiBufferAllocate\n");
122
123     pNetApiBufferFree(ui0);
124     pNetApiBufferFree(ui1);
125     pNetApiBufferFree(ui1101);
126
127     /* errors handling */
128     ok(pNetWkstaUserGetInfo(NULL, 10000, (LPBYTE *)&ui0) == ERROR_INVALID_LEVEL,
129        "Invalid level\n");
130 }
131
132 static void run_wkstatransportenum_tests(void)
133 {
134     LPBYTE bufPtr;
135     NET_API_STATUS apiReturn;
136     DWORD entriesRead, totalEntries;
137
138     /* 1st check: is param 2 (level) correct? (only if param 5 passed?) */
139     apiReturn = pNetWkstaTransportEnum(NULL, 1, NULL, MAX_PREFERRED_LENGTH,
140         NULL, &totalEntries, NULL);
141     ok(apiReturn == ERROR_INVALID_LEVEL || apiReturn == ERROR_INVALID_PARAMETER,
142        "NetWkstaTransportEnum returned %d\n", apiReturn);
143
144     /* 2nd check: is param 5 passed? (only if level passes?) */
145     apiReturn = pNetWkstaTransportEnum(NULL, 0, NULL, MAX_PREFERRED_LENGTH,
146         NULL, &totalEntries, NULL);
147
148     /* if no network adapter present, bail, the rest of the test will fail */
149     if (apiReturn == ERROR_NETWORK_UNREACHABLE)
150         return;
151
152     ok(apiReturn == STATUS_ACCESS_VIOLATION || apiReturn == ERROR_INVALID_PARAMETER,
153        "NetWkstaTransportEnum returned %d\n", apiReturn);
154
155     /* 3rd check: is param 3 passed? */
156     apiReturn = pNetWkstaTransportEnum(NULL, 0, NULL, MAX_PREFERRED_LENGTH,
157         NULL, NULL, NULL);
158     ok(apiReturn == STATUS_ACCESS_VIOLATION || apiReturn == RPC_X_NULL_REF_POINTER || apiReturn == ERROR_INVALID_PARAMETER,
159        "NetWkstaTransportEnum returned %d\n", apiReturn);
160
161     /* 4th check: is param 6 passed? */
162     apiReturn = pNetWkstaTransportEnum(NULL, 0, &bufPtr, MAX_PREFERRED_LENGTH,
163         &entriesRead, NULL, NULL);
164     ok(apiReturn == RPC_X_NULL_REF_POINTER, "null pointer\n");
165
166     /* final check: valid return, actually get data back */
167     apiReturn = pNetWkstaTransportEnum(NULL, 0, &bufPtr, MAX_PREFERRED_LENGTH,
168         &entriesRead, &totalEntries, NULL);
169     ok(apiReturn == NERR_Success || apiReturn == ERROR_NETWORK_UNREACHABLE,
170        "NetWkstaTransportEnum returned %d\n", apiReturn);
171     if (apiReturn == NERR_Success) {
172         /* WKSTA_TRANSPORT_INFO_0 *transports = (WKSTA_TRANSPORT_INFO_0 *)bufPtr; */
173
174         ok(bufPtr != NULL, "got data back\n");
175         ok(entriesRead > 0, "read at least one transport\n");
176         ok(totalEntries > 0, "at least one transport\n");
177         pNetApiBufferFree(bufPtr);
178     }
179 }
180
181 START_TEST(wksta)
182 {
183     HMODULE hnetapi32=LoadLibraryA("netapi32.dll");
184
185     pNetApiBufferFree=(void*)GetProcAddress(hnetapi32,"NetApiBufferFree");
186     pNetApiBufferSize=(void*)GetProcAddress(hnetapi32,"NetApiBufferSize");
187     pNetpGetComputerName=(void*)GetProcAddress(hnetapi32,"NetpGetComputerName");
188     pNetWkstaUserGetInfo=(void*)GetProcAddress(hnetapi32,"NetWkstaUserGetInfo");
189     pNetWkstaTransportEnum=(void*)GetProcAddress(hnetapi32,"NetWkstaTransportEnum");
190
191     /* These functions were introduced with NT. It's safe to assume that
192      * if one is not available, none are.
193      */
194     if (!pNetApiBufferFree) {
195         skip("Needed functions are not available\n");
196         FreeLibrary(hnetapi32);
197         return;
198     }
199
200     if (init_wksta_tests()) {
201         run_get_comp_name_tests();
202         run_wkstausergetinfo_tests();
203         run_wkstatransportenum_tests();
204     }
205
206     FreeLibrary(hnetapi32);
207 }