source: trunk/src/ddraw/divewrap.cpp

Last change on this file was 9698, checked in by sandervl, 23 years ago

Removed dependency on dive.dll. Load it on demand.
File size: 11.5 KB
Line 
1/* $Id: divewrap.cpp,v 1.1 2003-01-21 11:20:35 sandervl Exp $ */
2
3/*
4 * Wrapper for DIVE functions calls
5 *
6 * Copyright 2003 Sander van Leeuwen <sandervl@innotek.de>
7 *
8 * Project Odin Software License can be found in LICENSE.TXT
9 *
10 */
11#define INCL_DOSMODULEMGR
12#define INCL_DOSERRORS
13#define INCL_MM_OS2
14#include <os2.h>
15#include <os2sel.h>
16#include <dive.h>
17
18
19typedef ULONG (* APIENTRY PFNDIVEALLOCIMAGEBUFFER)(HDIVE a, PULONG b, FOURCC c, ULONG d, ULONG e, ULONG f, PBYTE g );
20typedef ULONG (* APIENTRY PFNDIVEBLITIMAGE)(HDIVE a, ULONG b, ULONG c );
21typedef ULONG (* APIENTRY PFNDIVECLOSE)(HDIVE a );
22typedef ULONG (* APIENTRY PFNDIVEBEGINIMAGEBUFFERACCESS)(HDIVE a, ULONG b, PBYTE *c, PULONG d, PULONG e );
23typedef ULONG (* APIENTRY PFNDIVEENDIMAGEBUFFERACCESS)(HDIVE a, ULONG b );
24typedef ULONG (* APIENTRY PFNDIVEFREEIMAGEBUFFER)(HDIVE a, ULONG b );
25typedef ULONG (* APIENTRY PFNDIVEOPEN)(HDIVE *a, BOOL b, PVOID c );
26typedef ULONG (* APIENTRY PFNDIVEQUERYCAPS)(PDIVE_CAPS a, ULONG b );
27typedef ULONG (* APIENTRY PFNDIVESETUPBLITTER)(HDIVE a, PSETUP_BLITTER b );
28
29
30static PFNDIVEALLOCIMAGEBUFFER pfnDiveAllocImageBuffer = NULL;
31static PFNDIVEBLITIMAGE pfnDiveBlitImage = NULL;
32static PFNDIVECLOSE pfnDiveClose = NULL;
33static PFNDIVEBEGINIMAGEBUFFERACCESS pfnDiveBeginImageBufferAccess = NULL;
34static PFNDIVEENDIMAGEBUFFERACCESS pfnDiveEndImageBufferAccess = NULL;
35static PFNDIVEFREEIMAGEBUFFER pfnDiveFreeImageBuffer = NULL;
36static PFNDIVEOPEN pfnDiveOpen = NULL;
37static PFNDIVEQUERYCAPS pfnDiveQueryCaps = NULL;
38static PFNDIVESETUPBLITTER pfnDiveSetupBlitter = NULL;
39
40static HMODULE hLibDive = 0;
41//******************************************************************************
42//******************************************************************************
43BOOL DiveLoad()
44{
45 char szError[CCHMAXPATH];
46
47 if (DosLoadModule(szError, sizeof(szError),
48 "DIVE.DLL", &hLibDive) != NO_ERROR)
49 {
50 return FALSE;
51 }
52 // 0000:00000000 Imp DiveAllocImageBuffer (dive.12)
53 if(DosQueryProcAddr(hLibDive, 12, NULL,
54 (PFN*)&pfnDiveAllocImageBuffer) != NO_ERROR)
55 return FALSE;
56
57 // 0000:00000000 Imp DiveBlitImage (dive.5)
58 if(DosQueryProcAddr(hLibDive, 5, NULL,
59 (PFN*)&pfnDiveBlitImage) != NO_ERROR)
60 return FALSE;
61
62 // 0000:00000000 Imp DiveClose (dive.3)
63 if(DosQueryProcAddr(hLibDive, 3, NULL,
64 (PFN*)&pfnDiveClose) != NO_ERROR)
65 return FALSE;
66
67 // 0000:00000000 Imp DiveEndImageBufferAccess (dive.15)
68 if(DosQueryProcAddr(hLibDive, 15, NULL,
69 (PFN*)&pfnDiveEndImageBufferAccess) != NO_ERROR)
70 return FALSE;
71
72 // 0000:00000000 Imp DiveFreeImageBuffer (dive.13)
73 if(DosQueryProcAddr(hLibDive, 13, NULL,
74 (PFN*)&pfnDiveFreeImageBuffer) != NO_ERROR)
75 return FALSE;
76
77 // 0000:00000000 Imp DiveOpen (dive.2)
78 if(DosQueryProcAddr(hLibDive, 2, NULL,
79 (PFN*)&pfnDiveOpen) != NO_ERROR)
80 return FALSE;
81
82 // 0000:00000000 Imp DiveQueryCaps (dive.1)
83 if(DosQueryProcAddr(hLibDive, 1, NULL,
84 (PFN*)&pfnDiveQueryCaps) != NO_ERROR)
85 return FALSE;
86
87 // 0000:00000000 Imp DiveSetupBlitter (dive.4)
88 if(DosQueryProcAddr(hLibDive, 4, NULL,
89 (PFN*)&pfnDiveSetupBlitter) != NO_ERROR)
90 return FALSE;
91
92 //success!
93 return TRUE;
94}
95//******************************************************************************
96//******************************************************************************
97void DiveUnload()
98{
99 if(hLibDive) {
100 DosFreeModule(hLibDive);
101 }
102 pfnDiveAllocImageBuffer = NULL;
103 pfnDiveBlitImage = NULL;
104 pfnDiveClose = NULL;
105 pfnDiveEndImageBufferAccess = NULL;
106 pfnDiveFreeImageBuffer = NULL;
107 pfnDiveOpen = NULL;
108 pfnDiveQueryCaps = NULL;
109 pfnDiveSetupBlitter = NULL;
110 return;
111}
112//******************************************************************************
113//******************************************************************************
114ULONG APIENTRY _DiveOpen ( HDIVE *a, BOOL b, PVOID c )
115{
116 ULONG yyrc;
117 USHORT sel = RestoreOS2FS();
118
119 yyrc = (pfnDiveOpen) ? pfnDiveOpen(a, b, c) : DIVE_ERR_INVALID_INSTANCE;
120 SetFS(sel);
121
122 return yyrc;
123}
124//******************************************************************************
125//******************************************************************************
126ULONG APIENTRY _DiveQueryCaps ( PDIVE_CAPS a, ULONG b )
127{
128 ULONG yyrc;
129 USHORT sel = RestoreOS2FS();
130
131 yyrc = (pfnDiveQueryCaps) ? pfnDiveQueryCaps(a, b) : DIVE_ERR_INVALID_INSTANCE;
132 SetFS(sel);
133
134 return yyrc;
135}
136//******************************************************************************
137//******************************************************************************
138ULONG APIENTRY _DiveSetupBlitter ( HDIVE a, PSETUP_BLITTER b )
139{
140 ULONG yyrc;
141 USHORT sel = RestoreOS2FS();
142
143 yyrc = (pfnDiveSetupBlitter) ? pfnDiveSetupBlitter(a, b) : DIVE_ERR_INVALID_INSTANCE;
144 SetFS(sel);
145
146 return yyrc;
147}
148//******************************************************************************
149//******************************************************************************
150ULONG APIENTRY _DiveBlitImage ( HDIVE a, ULONG b, ULONG c )
151{
152 ULONG yyrc;
153 USHORT sel = RestoreOS2FS();
154
155 yyrc = (pfnDiveBlitImage) ? pfnDiveBlitImage(a, b, c) : DIVE_ERR_INVALID_INSTANCE;
156 SetFS(sel);
157
158 return yyrc;
159}
160//******************************************************************************
161//******************************************************************************
162#if 0
163ULONG APIENTRY _DiveBlitImageLines ( HDIVE a, ULONG b,
164 ULONG c, PBYTE d )
165{
166 ULONG yyrc;
167 USHORT sel = RestoreOS2FS();
168
169 yyrc = (pfnDiveBlitImageLines) ? pfnDiveBlitImageLines(a, b, c, d) : DIVE_ERR_INVALID_INSTANCE;
170 SetFS(sel);
171
172 return yyrc;
173}
174#endif
175//******************************************************************************
176//******************************************************************************
177ULONG APIENTRY _DiveClose ( HDIVE a )
178{
179 ULONG yyrc;
180 USHORT sel = RestoreOS2FS();
181
182 yyrc = (pfnDiveClose) ? pfnDiveClose(a) : DIVE_ERR_INVALID_INSTANCE;
183 SetFS(sel);
184
185 return yyrc;
186}
187#if 0
188//******************************************************************************
189//******************************************************************************
190ULONG APIENTRY _DiveAcquireFrameBuffer ( HDIVE a, PRECTL b )
191{
192 ULONG yyrc;
193 USHORT sel = RestoreOS2FS();
194
195 yyrc = (pfnDiveAcquireFrameBuffer) ? pfnDiveAcquireFrameBuffer(a, b) : DIVE_ERR_INVALID_INSTANCE;
196 SetFS(sel);
197
198 return yyrc;
199}
200//******************************************************************************
201//******************************************************************************
202ULONG APIENTRY _DiveSwitchBank ( HDIVE a, ULONG b )
203{
204 ULONG yyrc;
205 USHORT sel = RestoreOS2FS();
206
207 yyrc = (pfnDiveSwitchBank) ? pfnDiveSwitchBank(a, b) : DIVE_ERR_INVALID_INSTANCE;
208 SetFS(sel);
209
210 return yyrc;
211}
212//******************************************************************************
213//******************************************************************************
214ULONG APIENTRY _DiveDeacquireFrameBuffer ( HDIVE a )
215{
216 ULONG yyrc;
217 USHORT sel = RestoreOS2FS();
218
219 yyrc = (pfnDiveDeacquireFrameBuffer) ? pfnDiveDeacquireFrameBuffer(a) : DIVE_ERR_INVALID_INSTANCE;
220 SetFS(sel);
221
222 return yyrc;
223}
224//******************************************************************************
225//******************************************************************************
226ULONG APIENTRY _DiveCalcFrameBufferAddress ( HDIVE a, PRECTL b,
227 PBYTE *c, PULONG d,
228 PULONG e )
229{
230 ULONG yyrc;
231 USHORT sel = RestoreOS2FS();
232
233 yyrc = (pfnDiveCalcFrameBufferAddress) ? pfnDiveCalcFrameBufferAddress(a, b, c, d, e) : DIVE_ERR_INVALID_INSTANCE;
234 SetFS(sel);
235
236 return yyrc;
237}
238#endif
239//******************************************************************************
240//******************************************************************************
241ULONG APIENTRY _DiveAllocImageBuffer ( HDIVE a, PULONG b,
242 FOURCC c, ULONG d,
243 ULONG e, ULONG f,
244 PBYTE g )
245{
246 ULONG yyrc;
247 USHORT sel = RestoreOS2FS();
248
249 yyrc = (pfnDiveAllocImageBuffer) ? pfnDiveAllocImageBuffer(a, b, c, d, e, f, g) : DIVE_ERR_INVALID_INSTANCE;
250 SetFS(sel);
251
252 return yyrc;
253}
254//******************************************************************************
255//******************************************************************************
256ULONG APIENTRY _DiveFreeImageBuffer ( HDIVE a, ULONG b )
257{
258 ULONG yyrc;
259 USHORT sel = RestoreOS2FS();
260
261 yyrc = (pfnDiveFreeImageBuffer) ? pfnDiveFreeImageBuffer(a, b) : DIVE_ERR_INVALID_INSTANCE;
262 SetFS(sel);
263
264 return yyrc;
265}
266//******************************************************************************
267//******************************************************************************
268ULONG APIENTRY _DiveBeginImageBufferAccess ( HDIVE a, ULONG b,
269 PBYTE *c, PULONG d,
270 PULONG e )
271{
272 ULONG yyrc;
273 USHORT sel = RestoreOS2FS();
274
275 yyrc = (pfnDiveBeginImageBufferAccess) ? pfnDiveBeginImageBufferAccess(a, b, c, d, e) : DIVE_ERR_INVALID_INSTANCE;
276 SetFS(sel);
277
278 return yyrc;
279}
280//******************************************************************************
281//******************************************************************************
282ULONG APIENTRY _DiveEndImageBufferAccess ( HDIVE a, ULONG b )
283{
284 ULONG yyrc;
285 USHORT sel = RestoreOS2FS();
286
287 yyrc = (pfnDiveEndImageBufferAccess) ? pfnDiveEndImageBufferAccess(a, b) : DIVE_ERR_INVALID_INSTANCE;
288 SetFS(sel);
289
290 return yyrc;
291}
292#if 0
293//******************************************************************************
294//******************************************************************************
295ULONG APIENTRY _DiveSetDestinationPalette ( HDIVE a, ULONG b,
296 ULONG c, PBYTE d )
297{
298 ULONG yyrc;
299 USHORT sel = RestoreOS2FS();
300
301 yyrc = (pfnDiveSetDestinationPalette) ? pfnDiveSetDestinationPalette(a, b, c, d) : DIVE_ERR_INVALID_INSTANCE;
302 SetFS(sel);
303
304 return yyrc;
305}
306//******************************************************************************
307//******************************************************************************
308ULONG APIENTRY _DiveSetSourcePalette ( HDIVE a, ULONG b,
309 ULONG c, PBYTE d )
310{
311 ULONG yyrc;
312 USHORT sel = RestoreOS2FS();
313
314 yyrc = (pfnDiveSetSourcePalette) ? pfnDiveSetSourcePalette(a, b, c, d) : DIVE_ERR_INVALID_INSTANCE;
315 SetFS(sel);
316
317 return yyrc;
318}
319//******************************************************************************
320//******************************************************************************
321ULONG APIENTRY _DiveSetTransparentBlitMode ( HDIVE a, ULONG b,
322 ULONG c, ULONG d )
323{
324 ULONG yyrc;
325 USHORT sel = RestoreOS2FS();
326
327 yyrc = (pfnDiveSetTransparentBlitMode) ? pfnDiveSetTransparentBlitMode(a, b, c, d) : DIVE_ERR_INVALID_INSTANCE;
328 SetFS(sel);
329
330 return yyrc;
331}
332//******************************************************************************
333//******************************************************************************
334#endif
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