ReactOS 0.4.15-dev-6068-g8061a6f
Functions
GetCaps.c File Reference
#include "rosdraw.h"
#include <string.h>
Include dependency graph for GetCaps.c:

Go to the source code of this file.

Functions

HRESULT WINAPI Main_DirectDraw_GetCaps (LPDDRAWI_DIRECTDRAW_INT This, LPDDCAPS pDriverCaps, LPDDCAPS pHELCaps)
 

Function Documentation

◆ Main_DirectDraw_GetCaps()

HRESULT WINAPI Main_DirectDraw_GetCaps ( LPDDRAWI_DIRECTDRAW_INT  This,
LPDDCAPS  pDriverCaps,
LPDDCAPS  pHELCaps 
)

Definition at line 23 of file GetCaps.c.

25{
26 HRESULT retVal = DDERR_INVALIDPARAMS;
27
28 DX_WINDBG_trace();
29
30 EnterCriticalSection( &ddcs );
31
32 _SEH2_TRY
33 {
34 if ((!pDriverCaps) && (!pHELCaps))
35 {
36 retVal = DDERR_INVALIDPARAMS;
37 _SEH2_LEAVE;
38 }
39
40 /*
41 * DDCAPS_DX6 and DDCAPS_DX7 have same size so
42 * we do not need check both only one of them
43 */
44 if ( (pDriverCaps) &&
45 (pDriverCaps->dwSize != sizeof(DDCAPS_DX1) ) &&
46 (pDriverCaps->dwSize != sizeof(DDCAPS_DX3) ) &&
47 (pDriverCaps->dwSize != sizeof(DDCAPS_DX5) ) &&
48 (pDriverCaps->dwSize != sizeof(DDCAPS_DX7 )) )
49 {
50 retVal = DDERR_INVALIDPARAMS;
51 _SEH2_LEAVE;
52 }
53
54 /*
55 * DDCAPS_DX6 and DDCAPS_DX7 have same size so
56 * we do not need check both only one of them
57 */
58 if ( (pHELCaps) &&
59 (pHELCaps->dwSize != sizeof(DDCAPS_DX1) ) &&
60 (pHELCaps->dwSize != sizeof(DDCAPS_DX3) ) &&
61 (pHELCaps->dwSize != sizeof(DDCAPS_DX5) ) &&
62 (pHELCaps->dwSize != sizeof(DDCAPS_DX7 )) )
63 {
64 retVal = DDERR_INVALIDPARAMS;
65 _SEH2_LEAVE;
66 }
67
68 if (pDriverCaps)
69 {
70 /* Setup hardware caps */
71 DDSCAPS2 ddscaps = { 0 };
72 LPDDCORECAPS CoreCaps = (LPDDCORECAPS)&This->lpLcl->lpGbl->ddCaps;
73
74 DWORD dwTotal = 0;
75 DWORD dwFree = 0;
76
77 Main_DirectDraw_GetAvailableVidMem4(This, &ddscaps, &dwTotal, &dwFree);
78
79 switch (pDriverCaps->dwSize)
80 {
81 case sizeof(DDCAPS_DX1):
82 {
83 LPDDCAPS_DX1 myCaps = (LPDDCAPS_DX1) pDriverCaps;
84
85 if (CoreCaps->dwSize == sizeof(DDCORECAPS))
86 {
87 memcpy(myCaps, CoreCaps, sizeof(DDCAPS_DX1));
88 }
89
90 myCaps->dwVidMemFree = dwFree;
91 myCaps->dwVidMemTotal = dwTotal;
92 myCaps->dwSize = sizeof(DDCAPS_DX1);
93
94 retVal = DD_OK;
95 }
96 break;
97
98 case sizeof(DDCAPS_DX3):
99 {
100 LPDDCAPS_DX3 myCaps = (LPDDCAPS_DX3) pDriverCaps;
101
102 if (CoreCaps->dwSize == sizeof(DDCORECAPS))
103 {
104 memcpy(myCaps, CoreCaps, sizeof(DDCAPS_DX3));
105 }
106
107 myCaps->dwVidMemFree = dwFree;
108 myCaps->dwVidMemTotal = dwTotal;
109 myCaps->dwSize = sizeof(DDCAPS_DX3);
110
111 retVal = DD_OK;
112 }
113 break;
114
115 case sizeof(DDCAPS_DX5):
116 {
117 LPDDCAPS_DX5 myCaps = (LPDDCAPS_DX5) pDriverCaps;
118
119 /* FIXME This->lpLcl->lpGbl->lpddNLVCaps are not set in startup.c
120 if (This->lpLcl->lpGbl->lpddNLVCaps->dwSize == sizeof(DDNONLOCALVIDMEMCAPS))
121 {
122 memcpy(&myCaps->dwNLVBCaps, This->lpLcl->lpGbl->lpddNLVCaps, sizeof(DDNONLOCALVIDMEMCAPS));
123 }
124 */
125 memset(&myCaps->dwNLVBCaps,0,sizeof(DDNONLOCALVIDMEMCAPS));
126
127 if (CoreCaps->dwSize == sizeof(DDCORECAPS))
128 {
129 memcpy(myCaps, CoreCaps, sizeof(DDCORECAPS));
130 }
131
132 myCaps->dwVidMemFree = dwFree;
133 myCaps->dwVidMemTotal = dwTotal;
134 myCaps->dwSize = sizeof(DDCAPS_DX5);
135
136 retVal = DD_OK;
137 }
138 break;
139
140 /* DDCAPS_DX6 is same as DDCAPS_DX7 */
141 case sizeof(DDCAPS_DX7):
142 {
143 LPDDCAPS_DX7 myCaps = (LPDDCAPS_DX7) pDriverCaps;
144
145 /* FIXME This->lpLcl->lpGbl->lpddNLVCaps are not set in startup.c
146 if (This->lpLcl->lpGbl->lpddNLVCaps->dwSize == sizeof(DDNONLOCALVIDMEMCAPS))
147 {
148 memcpy(&myCaps->dwNLVBCaps, This->lpLcl->lpGbl->lpddNLVCaps, sizeof(DDNONLOCALVIDMEMCAPS));
149 }
150 */
151 memset(&myCaps->dwNLVBCaps,0,sizeof(DDNONLOCALVIDMEMCAPS));
152
153 if (CoreCaps->dwSize == sizeof(DDCORECAPS))
154 {
155 memcpy(myCaps, CoreCaps, sizeof(DDCORECAPS));
156 }
157
158 myCaps->dwVidMemFree = dwFree;
159 myCaps->dwVidMemTotal = dwTotal;
160
161 myCaps->ddsCaps.dwCaps = myCaps->ddsOldCaps.dwCaps;
162 myCaps->ddsCaps.dwCaps2 = 0;
163 myCaps->ddsCaps.dwCaps3 = 0;
164 myCaps->ddsCaps.dwCaps4 = 0;
165 myCaps->dwSize = sizeof(DDCAPS_DX7);
166
167 retVal = DD_OK;
168
169 }
170 break;
171
172 default:
173 retVal = DDERR_INVALIDPARAMS;
174 break;
175 }
176 }
177
178 if (pHELCaps)
179 {
180 /* Setup software caps */
181 LPDDCORECAPS CoreCaps = (LPDDCORECAPS)&This->lpLcl->lpGbl->ddHELCaps;
182
183 DWORD dwTotal = 0;
184 DWORD dwFree = 0;
185
186 switch (pHELCaps->dwSize)
187 {
188 case sizeof(DDCAPS_DX1):
189 {
190 LPDDCAPS_DX1 myCaps = (LPDDCAPS_DX1) pHELCaps;
191
192 if (CoreCaps->dwSize == sizeof(DDCORECAPS))
193 {
194 memcpy(myCaps, CoreCaps, sizeof(DDCAPS_DX1));
195 }
196
197 myCaps->dwVidMemFree = dwFree;
198 myCaps->dwVidMemTotal = dwTotal;
199 myCaps->dwSize = sizeof(DDCAPS_DX1);
200
201 retVal = DD_OK;
202 }
203 break;
204
205 case sizeof(DDCAPS_DX3):
206 {
207 LPDDCAPS_DX3 myCaps = (LPDDCAPS_DX3) pHELCaps;
208
209 if (CoreCaps->dwSize == sizeof(DDCORECAPS))
210 {
211 memcpy(myCaps, CoreCaps, sizeof(DDCAPS_DX3));
212 }
213
214 myCaps->dwVidMemFree = dwFree;
215 myCaps->dwVidMemTotal = dwTotal;
216 myCaps->dwSize = sizeof(DDCAPS_DX3);
217
218 retVal = DD_OK;
219 }
220 break;
221
222 case sizeof(DDCAPS_DX5):
223 {
224 LPDDCAPS_DX5 myCaps = (LPDDCAPS_DX5) pHELCaps;
225
226 /* FIXME This->lpLcl->lpGbl->lpddNLVHELCaps are not set in startup.c
227 if (This->lpLcl->lpGbl->lpddNLVHELCaps->dwSize == sizeof(DDNONLOCALVIDMEMCAPS))
228 {
229 memcpy(&myCaps->dwNLVBCaps, This->lpLcl->lpGbl->lpddNLVHELCaps, sizeof(DDNONLOCALVIDMEMCAPS));
230 }
231 */
232 memset(&myCaps->dwNLVBCaps,0,sizeof(DDNONLOCALVIDMEMCAPS));
233
234 if (CoreCaps->dwSize == sizeof(DDCORECAPS))
235 {
236 memcpy(myCaps, CoreCaps, sizeof(DDCORECAPS));
237 }
238
239 myCaps->dwVidMemFree = dwFree;
240 myCaps->dwVidMemTotal = dwTotal;
241 myCaps->dwSize = sizeof(DDCAPS_DX5);
242
243 retVal = DD_OK;
244 }
245 break;
246
247 /* DDCAPS_DX6 is same as DDCAPS_DX7 */
248 case sizeof(DDCAPS_DX7):
249 {
250 LPDDCAPS_DX7 myCaps = (LPDDCAPS_DX7) pHELCaps;
251
252 /* FIXME This->lpLcl->lpGbl->lpddNLVHELCaps are not set in startup.c
253 if (This->lpLcl->lpGbl->lpddNLVHELCaps->dwSize == sizeof(DDNONLOCALVIDMEMCAPS))
254 {
255 memcpy(&myCaps->dwNLVBCaps, This->lpLcl->lpGbl->lpddNLVHELCaps, sizeof(DDNONLOCALVIDMEMCAPS));
256 }
257 */
258 memset(&myCaps->dwNLVBCaps,0,sizeof(DDNONLOCALVIDMEMCAPS));
259
260 if (CoreCaps->dwSize == sizeof(DDCORECAPS))
261 {
262 memcpy(myCaps, CoreCaps, sizeof(DDCORECAPS));
263 }
264
265 myCaps->dwVidMemFree = dwFree;
266 myCaps->dwVidMemTotal = dwTotal;
267
268 myCaps->ddsCaps.dwCaps = myCaps->ddsOldCaps.dwCaps;
269 myCaps->ddsCaps.dwCaps2 = 0;
270 myCaps->ddsCaps.dwCaps3 = 0;
271 myCaps->ddsCaps.dwCaps4 = 0;
272 myCaps->dwSize = sizeof(DDCAPS_DX7);
273
274 retVal = DD_OK;
275
276 }
277 break;
278
279 default:
280 retVal = DDERR_INVALIDPARAMS;
281 break;
282 }
283 }
284
285 }
286 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
287 {
288 retVal = DD_FALSE;
289 }
290 _SEH2_END;
291
292 LeaveCriticalSection( &ddcs );
293 return retVal;
294}
LPDDCORECAPS
struct _DDCORECAPS * LPDDCORECAPS
Main_DirectDraw_GetAvailableVidMem4
HRESULT WINAPI Main_DirectDraw_GetAvailableVidMem4(LPDDRAWI_DIRECTDRAW_INT This, LPDDSCAPS2 ddscaps, LPDWORD dwTotal, LPDWORD dwFree)
Definition: ddraw_main.c:318
ddcs
CRITICAL_SECTION ddcs
Definition: main.c:14
switch
switch(r->id)
Definition: btrfs.c:3046
_SEH2_END
#define _SEH2_END
Definition: filesup.c:22
_SEH2_TRY
#define _SEH2_TRY
Definition: filesup.c:19
_SEH2_LEAVE
#define _SEH2_LEAVE
Definition: filesup.c:20
DWORD
unsigned long DWORD
Definition: ntddk_ex.h:95
EXCEPTION_EXECUTE_HANDLER
#define EXCEPTION_EXECUTE_HANDLER
Definition: excpt.h:85
memcpy
#define memcpy(s1, s2, n)
Definition: mkisofs.h:878
_SEH2_EXCEPT
#define _SEH2_EXCEPT(...)
Definition: pseh2_64.h:34
DX_WINDBG_trace
#define DX_WINDBG_trace()
Definition: rosdraw.h:262
DDCAPS_DX1
struct _DDCAPS_DX1 DDCAPS_DX1
DDCAPS_DX3
struct _DDCAPS_DX3 DDCAPS_DX3
LPDDCAPS_DX7
struct _DDCAPS_DX7 * LPDDCAPS_DX7
LPDDCAPS_DX3
struct _DDCAPS_DX3 * LPDDCAPS_DX3
DD_OK
#define DD_OK
Definition: ddraw.h:186
LPDDCAPS_DX5
struct _DDCAPS_DX5 * LPDDCAPS_DX5
LPDDCAPS_DX1
struct _DDCAPS_DX1 * LPDDCAPS_DX1
DDERR_INVALIDPARAMS
#define DDERR_INVALIDPARAMS
Definition: ddraw.h:79
DD_FALSE
#define DD_FALSE
Definition: ddraw.h:187
DDCAPS_DX5
struct _DDCAPS_DX5 DDCAPS_DX5
DDCAPS_DX7
struct _DDCAPS_DX7 DDCAPS_DX7
memset
#define memset(x, y, z)
Definition: compat.h:39
_DDCAPS_DX1
Definition: ddraw.h:743
_DDCAPS_DX1::dwVidMemTotal
DWORD dwVidMemTotal
Definition: ddraw.h:759
_DDCAPS_DX1::dwVidMemFree
DWORD dwVidMemFree
Definition: ddraw.h:760
_DDCAPS_DX1::dwSize
DWORD dwSize
Definition: ddraw.h:744
_DDCAPS_DX3
Definition: ddraw.h:783
_DDCAPS_DX3::dwVidMemFree
DWORD dwVidMemFree
Definition: ddraw.h:800
_DDCAPS_DX3::dwVidMemTotal
DWORD dwVidMemTotal
Definition: ddraw.h:799
_DDCAPS_DX3::dwSize
DWORD dwSize
Definition: ddraw.h:784
_DDCAPS_DX5
Definition: ddraw.h:838
_DDCAPS_DX5::dwVidMemFree
DWORD dwVidMemFree
Definition: ddraw.h:855
_DDCAPS_DX5::dwSize
DWORD dwSize
Definition: ddraw.h:839
_DDCAPS_DX5::dwNLVBCaps
DWORD dwNLVBCaps
Definition: ddraw.h:890
_DDCAPS_DX5::dwVidMemTotal
DWORD dwVidMemTotal
Definition: ddraw.h:854
_DDCAPS_DX7
Definition: ddraw.h:959
_DDCAPS_DX7::dwVidMemFree
DWORD dwVidMemFree
Definition: ddraw.h:976
_DDCAPS_DX7::ddsCaps
DDSCAPS2 ddsCaps
Definition: ddraw.h:1016
_DDCAPS_DX7::dwNLVBCaps
DWORD dwNLVBCaps
Definition: ddraw.h:1011
_DDCAPS_DX7::dwSize
DWORD dwSize
Definition: ddraw.h:960
_DDCAPS_DX7::ddsOldCaps
DDSCAPS ddsOldCaps
Definition: ddraw.h:986
_DDCAPS_DX7::dwVidMemTotal
DWORD dwVidMemTotal
Definition: ddraw.h:975
_DDCORECAPS
Definition: ddrawi.h:250
_DDCORECAPS::dwSize
DWORD dwSize
Definition: ddrawi.h:251
_DDNONLOCALVIDMEMCAPS
Definition: ddrawi.h:304
_DDSCAPS2
Definition: ddraw.h:731
_DDSCAPS2::dwCaps4
DWORD dwCaps4
Definition: ddraw.h:737
_DDSCAPS2::dwCaps3
DWORD dwCaps3
Definition: ddraw.h:734
_DDSCAPS2::dwCaps2
DWORD dwCaps2
Definition: ddraw.h:733
_DDSCAPS2::dwCaps
DWORD dwCaps
Definition: ddraw.h:732
_DDSCAPS::dwCaps
DWORD dwCaps
Definition: ddraw.h:727
LeaveCriticalSection
void WINAPI LeaveCriticalSection(LPCRITICAL_SECTION)
EnterCriticalSection
void WINAPI EnterCriticalSection(LPCRITICAL_SECTION)

Referenced by ThunkDirectDraw2_GetCaps(), ThunkDirectDraw4_GetCaps(), and ThunkDirectDraw_GetCaps().