ReactOS 0.4.15-dev-8096-ga0eec98
main.c
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1/*
2 * COPYRIGHT: See COPYING in the top level directory
3 * PROJECT: ReactOS kernel
4 * PURPOSE: Native driver for dxg implementation
5 * FILE: win32ss/reactx/dxg/main.c
6 * PROGRAMER: Magnus olsen (magnus@greatlord.com)
7 * REVISION HISTORY:
8 * 15/10-2007 Magnus Olsen
9 */
10
11#include <dxg_int.h>
12#include "dxg_driver.h"
13
19
21
23
24
28{
29 return 0;
30}
31
35 PDRVENABLEDATA pDxEngDrv,
36 ULONG SizeDxgDrv,
37 PDRVENABLEDATA pDxgDrv,
38 PULONG DirectDrawContext,
39 PEPROCESS Proc )
40{
41
42 PDRVFN drv_func;
43 PFN *peng_funcs;
44 UINT i;
45
46 /* Test see if the data is vaild we got from win32k.sys */
47 if ((SizeEngDrv != sizeof(DRVENABLEDATA)) ||
48 (SizeDxgDrv != sizeof(DRVENABLEDATA)))
49 {
51 }
52
53 /* rest static value */
57
58 /*
59 * Setup internal driver functions list we got from dxg driver functions list
60 */
61 pDxgDrv->iDriverVersion = 0x80000; /* Note 12/1-2004 : DirectX 8 ? */
62 pDxgDrv->c = gcDxgFuncs;
63 pDxgDrv->pdrvfn = gaDxgFuncs;
64
65 /* check how many driver functions and fail if the value does not match */
66 if (pDxEngDrv->c != DXENG_INDEX_DxEngLoadImage + 1)
67 {
69 }
70
71 /*
72 * Check if all drv functions are sorted right
73 * and if it really are exported
74 */
75
76 peng_funcs = (PFN*)&gpEngFuncs;
77
78 for (i = 1; i < DXENG_INDEX_DxEngLoadImage + 1; i++)
79 {
80 drv_func = &pDxEngDrv->pdrvfn[i];
81
82 if ((drv_func->iFunc != i) ||
83 (drv_func->pfn == NULL))
84 {
86 }
87
88 peng_funcs[i] = drv_func->pfn;
89 }
90
91 /* Note 12/1-2004 : Why is this set to 0x618 */
92 *DirectDrawContext = 0x618;
93
94 if (DdHmgCreate())
95 {
97
99 {
100 gpepSession = Proc;
101 return STATUS_SUCCESS;
102 }
103 }
104
105 DdHmgDestroy();
106
107 if (ghsemDummyPage)
108 {
110 ghsemDummyPage = 0;
111 }
112
113 return STATUS_NO_MEMORY;
114}
115
119{
120 DdHmgDestroy();
121
122 if (ghsemDummyPage != 0 )
123 {
124 if (gpDummyPage != 0 )
125 {
129 }
131 ghsemDummyPage = 0;
132 }
133
134 return 0;
135}
DWORD_PTR HSEMAPHORE
Definition: axcore.idl:60
LONG NTSTATUS
Definition: precomp.h:26
BOOL FASTCALL DdHmgDestroy(VOID)
Definition: ddhmg.c:95
BOOL FASTCALL DdHmgCreate(VOID)
Definition: ddhmg.c:49
#define NULL
Definition: types.h:112
#define APIENTRY
Definition: api.h:79
DRIVER_INITIALIZE DriverEntry
Definition: main.c:9
#define DXENG_INDEX_DxEngLoadImage
Definition: dxeng.h:48
#define DXG_INDEX_DxDdIoctl
Definition: dxg.h:100
DRVFN gaDxgFuncs[]
Definition: dxg_driver.h:778
HSEMAPHORE WINAPI EngCreateSemaphore(VOID)
Definition: eng.c:75
GLsizei GLenum const GLvoid GLsizei GLenum GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLint GLint GLint GLshort GLshort GLshort GLubyte GLubyte GLubyte GLuint GLuint GLuint GLushort GLushort GLushort GLbyte GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLfloat GLint GLint GLint GLint GLshort GLshort GLshort GLshort GLubyte GLubyte GLubyte GLubyte GLuint GLuint GLuint GLuint GLushort GLushort GLushort GLushort GLboolean const GLdouble const GLfloat const GLint const GLshort const GLbyte const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLdouble const GLfloat const GLfloat const GLint const GLint const GLshort const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort GLenum GLenum GLenum GLfloat GLenum GLint GLenum GLenum GLenum GLfloat GLenum GLenum GLint GLenum GLfloat GLenum GLint GLint GLushort GLenum GLenum GLfloat GLenum GLenum GLint GLfloat const GLubyte GLenum GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLint GLint GLsizei GLsizei GLint GLenum GLenum const GLvoid GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLenum const GLdouble GLenum GLenum const GLfloat GLenum GLenum const GLint GLsizei GLuint GLfloat GLuint GLbitfield GLfloat GLint GLuint GLboolean GLenum GLfloat GLenum GLbitfield GLenum GLfloat GLfloat GLint GLint const GLfloat GLenum GLfloat GLfloat GLint GLint GLfloat GLfloat GLint GLint const GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat const GLdouble const GLfloat const GLdouble const GLfloat GLint i
Definition: glfuncs.h:248
#define ExFreePoolWithTag(_P, _T)
Definition: module.h:1109
unsigned int UINT
Definition: ndis.h:50
#define STATUS_INTERNAL_ERROR
Definition: ntstatus.h:465
#define STATUS_NO_MEMORY
Definition: ntstatus.h:260
long LONG
Definition: pedump.c:60
#define STATUS_SUCCESS
Definition: shellext.h:65
#define STATUS_BUFFER_TOO_SMALL
Definition: shellext.h:69
Definition: winddi.h:529
PFN pfn
Definition: winddi.h:531
ULONG iFunc
Definition: winddi.h:530
ULONG iDriverVersion
Definition: winddi.h:542
DRVFN * pdrvfn
Definition: winddi.h:544
_In_ PNET_PNP_EVENT _In_ PTDI_PNP_CONTEXT Context1
Definition: tdikrnl.h:1095
_In_ PNET_PNP_EVENT _In_ PTDI_PNP_CONTEXT _In_ PTDI_PNP_CONTEXT Context2
Definition: tdikrnl.h:1096
uint32_t * PULONG
Definition: typedefs.h:59
#define NTAPI
Definition: typedefs.h:36
#define IN
Definition: typedefs.h:39
uint32_t ULONG
Definition: typedefs.h:59
PEPROCESS gpepSession
Definition: main.c:17
NTSTATUS APIENTRY DxDdCleanupDxGraphics(VOID)
Definition: main.c:118
PLARGE_INTEGER gpLockShortDelay
Definition: main.c:18
DXENG_FUNCTIONS gpEngFuncs
Definition: main.c:20
LONG gcDummyPageRefCnt
Definition: main.c:14
HSEMAPHORE ghsemDummyPage
Definition: main.c:15
const ULONG gcDxgFuncs
Definition: main.c:22
NTSTATUS APIENTRY DxDdStartupDxGraphics(ULONG SizeEngDrv, PDRVENABLEDATA pDxEngDrv, ULONG SizeDxgDrv, PDRVENABLEDATA pDxgDrv, PULONG DirectDrawContext, PEPROCESS Proc)
Definition: main.c:34
VOID * gpDummyPage
Definition: main.c:16
LONG_PTR(APIENTRY * PFN)()
Definition: winddi.h:133
_Requires_lock_not_held_ hsem ENGAPI VOID APIENTRY EngDeleteSemaphore(_Inout_ __drv_freesMem(Mem) HSEMAPHORE hsem)
Definition: semaphor.c:106