2 * setupapi query functions
4 * Copyright 2006 James Hawkins
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.
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.
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
31 #include "wine/debug.h"
32 #include "setupapi_private.h"
34 WINE_DEFAULT_DEBUG_CHANNEL(setupapi
);
36 /* fills the PSP_INF_INFORMATION struct fill_info is TRUE
37 * always returns the required size of the information
39 static BOOL
fill_inf_info(HINF inf
, PSP_INF_INFORMATION buffer
, DWORD size
, DWORD
*required
)
41 LPCWSTR filename
= PARSER_get_inf_filename(inf
);
42 DWORD total_size
= FIELD_OFFSET(SP_INF_INFORMATION
, VersionData
)
43 + (lstrlenW(filename
) + 1) * sizeof(WCHAR
);
45 if (required
) *required
= total_size
;
47 /* FIXME: we need to parse the INF file to find the correct version info */
50 if (size
< total_size
)
52 SetLastError(ERROR_INSUFFICIENT_BUFFER
);
55 buffer
->InfStyle
= INF_STYLE_WIN4
;
57 /* put the filename in buffer->VersionData */
58 lstrcpyW((LPWSTR
)&buffer
->VersionData
[0], filename
);
63 static HINF
search_for_inf(LPCVOID InfSpec
, DWORD SearchControl
)
65 HINF hInf
= INVALID_HANDLE_VALUE
;
66 WCHAR inf_path
[MAX_PATH
];
68 static const WCHAR infW
[] = {'\\','i','n','f','\\',0};
69 static const WCHAR system32W
[] = {'\\','s','y','s','t','e','m','3','2','\\',0};
71 if (SearchControl
== INFINFO_REVERSE_DEFAULT_SEARCH
)
73 GetWindowsDirectoryW(inf_path
, MAX_PATH
);
74 lstrcatW(inf_path
, system32W
);
75 lstrcatW(inf_path
, InfSpec
);
77 hInf
= SetupOpenInfFileW(inf_path
, NULL
,
78 INF_STYLE_OLDNT
| INF_STYLE_WIN4
, NULL
);
79 if (hInf
!= INVALID_HANDLE_VALUE
)
82 GetWindowsDirectoryW(inf_path
, MAX_PATH
);
83 lstrcpyW(inf_path
, infW
);
84 lstrcatW(inf_path
, InfSpec
);
86 return SetupOpenInfFileW(inf_path
, NULL
,
87 INF_STYLE_OLDNT
| INF_STYLE_WIN4
, NULL
);
90 return INVALID_HANDLE_VALUE
;
93 /***********************************************************************
94 * SetupGetInfInformationA (SETUPAPI.@)
97 BOOL WINAPI
SetupGetInfInformationA(LPCVOID InfSpec
, DWORD SearchControl
,
98 PSP_INF_INFORMATION ReturnBuffer
,
99 DWORD ReturnBufferSize
, PDWORD RequiredSize
)
101 LPWSTR inf
= (LPWSTR
)InfSpec
;
105 if (InfSpec
&& SearchControl
>= INFINFO_INF_NAME_IS_ABSOLUTE
)
107 len
= lstrlenA(InfSpec
) + 1;
108 inf
= HeapAlloc(GetProcessHeap(), 0, len
* sizeof(WCHAR
));
109 MultiByteToWideChar(CP_ACP
, 0, InfSpec
, -1, inf
, len
);
112 ret
= SetupGetInfInformationW(inf
, SearchControl
, ReturnBuffer
,
113 ReturnBufferSize
, RequiredSize
);
115 if (SearchControl
>= INFINFO_INF_NAME_IS_ABSOLUTE
)
116 HeapFree(GetProcessHeap(), 0, inf
);
121 /***********************************************************************
122 * SetupGetInfInformationW (SETUPAPI.@)
125 * Only handles the case when InfSpec is an INF handle.
127 BOOL WINAPI
SetupGetInfInformationW(LPCVOID InfSpec
, DWORD SearchControl
,
128 PSP_INF_INFORMATION ReturnBuffer
,
129 DWORD ReturnBufferSize
, PDWORD RequiredSize
)
134 TRACE("(%p, %ld, %p, %ld, %p)\n", InfSpec
, SearchControl
, ReturnBuffer
,
135 ReturnBufferSize
, RequiredSize
);
139 if (SearchControl
== INFINFO_INF_SPEC_IS_HINF
)
140 SetLastError(ERROR_INVALID_HANDLE
);
142 SetLastError(ERROR_INVALID_PARAMETER
);
147 if (!ReturnBuffer
&& ReturnBufferSize
)
149 SetLastError(ERROR_INVALID_PARAMETER
);
153 switch (SearchControl
)
155 case INFINFO_INF_SPEC_IS_HINF
:
158 case INFINFO_INF_NAME_IS_ABSOLUTE
:
159 case INFINFO_DEFAULT_SEARCH
:
160 inf
= SetupOpenInfFileW(InfSpec
, NULL
,
161 INF_STYLE_OLDNT
| INF_STYLE_WIN4
, NULL
);
163 case INFINFO_REVERSE_DEFAULT_SEARCH
:
164 inf
= search_for_inf(InfSpec
, SearchControl
);
166 case INFINFO_INF_PATH_LIST_SEARCH
:
167 FIXME("Unhandled search control: %ld\n", SearchControl
);
174 SetLastError(ERROR_INVALID_PARAMETER
);
178 if (inf
== INVALID_HANDLE_VALUE
)
180 SetLastError(ERROR_FILE_NOT_FOUND
);
184 ret
= fill_inf_info(inf
, ReturnBuffer
, ReturnBufferSize
, RequiredSize
);
186 if (SearchControl
>= INFINFO_INF_NAME_IS_ABSOLUTE
)
187 SetupCloseInfFile(inf
);
192 /***********************************************************************
193 * SetupQueryInfFileInformationA (SETUPAPI.@)
195 BOOL WINAPI
SetupQueryInfFileInformationA(PSP_INF_INFORMATION InfInformation
,
196 UINT InfIndex
, PSTR ReturnBuffer
,
197 DWORD ReturnBufferSize
, PDWORD RequiredSize
)
203 ret
= SetupQueryInfFileInformationW(InfInformation
, InfIndex
, NULL
, 0, &size
);
207 filenameW
= HeapAlloc(GetProcessHeap(), 0, size
* sizeof(WCHAR
));
209 ret
= SetupQueryInfFileInformationW(InfInformation
, InfIndex
,
210 filenameW
, size
, &size
);
213 HeapFree(GetProcessHeap(), 0, filenameW
);
218 *RequiredSize
= size
;
222 if (ReturnBufferSize
)
224 SetLastError(ERROR_INVALID_PARAMETER
);
231 if (size
> ReturnBufferSize
)
233 SetLastError(ERROR_INSUFFICIENT_BUFFER
);
237 WideCharToMultiByte(CP_ACP
, 0, filenameW
, -1, ReturnBuffer
, size
, NULL
, NULL
);
238 HeapFree(GetProcessHeap(), 0, filenameW
);
243 /***********************************************************************
244 * SetupQueryInfFileInformationW (SETUPAPI.@)
246 BOOL WINAPI
SetupQueryInfFileInformationW(PSP_INF_INFORMATION InfInformation
,
247 UINT InfIndex
, PWSTR ReturnBuffer
,
248 DWORD ReturnBufferSize
, PDWORD RequiredSize
)
253 TRACE("(%p, %u, %p, %ld, %p) Stub!\n", InfInformation
, InfIndex
,
254 ReturnBuffer
, ReturnBufferSize
, RequiredSize
);
258 SetLastError(ERROR_INVALID_PARAMETER
);
263 FIXME("Appended INF files are not handled\n");
265 ptr
= (LPWSTR
)&InfInformation
->VersionData
[0];
269 *RequiredSize
= len
+ 1;
274 if (ReturnBufferSize
< len
)
276 SetLastError(ERROR_INSUFFICIENT_BUFFER
);
280 lstrcpyW(ReturnBuffer
, ptr
);