[OPENGL32]

- Implement storing thread data into the TEB
CORE-14024

dll/opengl/mesa/main/glheader.h

@@ -48,6 +48,7 @@
 #  endif /* _STATIC_MESA support */
 #endif /* WIN32 / CYGWIN bracket */
 
+#define WIN32_NO_STATUS
 
 #define GL_GLEXT_PROTOTYPES
 #include <GL/gl.h>

dll/opengl/opengl32/dllmain.c

@@ -48,9 +48,8 @@ DllMain(HINSTANCE hInstance, DWORD Reason, LPVOID Reserved)
 #ifdef OPENGL32_USE_TLS
             if (!init_tls_data())
                 return FALSE;
-#else
-            NtCurrentTeb()->glTable = &StubTable.glDispatchTable;
 #endif // defined(OPENGL32_USE_TLS)
+            IntSetCurrentDispatchTable(&StubTable.glDispatchTable);
             break;
 
         case DLL_THREAD_DETACH:

dll/opengl/opengl32/glapi_x86.s

@@ -7,9 +7,11 @@
 
 /* X86 opengl API entry points, fast forward to the current thread's dispatch table */
 #include <asm.inc>
+#include <ks386.inc>
 
 .code
 
+#ifdef OPENG32_USE_TLS
 EXTERN _OglTlsIndex:DWORD
 EXTERN _TlsGetValue@4:PROC
 
@@ -22,6 +24,23 @@ PUBLIC _gl&name&@&stack
     jmp dword ptr [eax+4*VAL(offset)]
 .ENDP
 ENDM
+#else
+MACRO(USE_GL_FUNC, name, offset, stack)
+EXTERN _nop_&name@&stack:PROC
+PUBLIC _gl&name&@&stack
+.PROC _gl&name&@&stack
+    /* Get the TEB */
+    mov eax, fs:[TEB_SELF] 
+    /* Get the GL table */
+    mov eax, [eax + TEB_GL_TABLE]
+    /* If we don't have a dispatch table, call the nop */
+    test eax, eax
+    jz _nop_&name&@&stack
+    /* Jump into the ICD */
+    jmp dword ptr [eax+4*VAL(offset)]
+.ENDP
+ENDM
+#endif
 
 USE_GL_FUNC Accum, 213, 8
 USE_GL_FUNC AlphaFunc, 240, 8

dll/opengl/opengl32/opengl32.h

@@ -17,6 +17,10 @@
 #include <winddi.h>
 #include <GL/gl.h>
 
+#ifndef OPENGL32_USE_TLS
+#include <pstypes.h>
+#endif
+
 #include <wine/debug.h>
 
 #include "icd.h"
@@ -124,7 +128,7 @@ C_ASSERT(FIELD_OFFSET(struct Opengl32_ThreadData, glDispatchTable) == 0);
 /* dllmain.c */
 BOOL init_tls_data(void);
 
-static inline
+FORCEINLINE
 void
 IntMakeCurrent(HGLRC hglrc, HDC hdc, struct wgl_dc_data* dc_data)
 {
@@ -143,7 +147,7 @@ IntMakeCurrent(HGLRC hglrc, HDC hdc, struct wgl_dc_data* dc_data)
     thread_data->dc_data = dc_data;
 }
 
-static inline
+FORCEINLINE
 HGLRC
 IntGetCurrentRC(void)
 {
@@ -151,16 +155,7 @@ IntGetCurrentRC(void)
     return data ? data->hglrc : NULL;
 }
 
-static inline
+FORCEINLINE
-DHGLRC
-IntGetCurrentDHGLRC(void)
-{
-    struct wgl_context* ctx = (struct wgl_context*)IntGetCurrentRC();
-    if(!ctx) return NULL;
-    return ctx->dhglrc;
-}
-
-static inline
 HDC
 IntGetCurrentDC(void)
 {
@@ -168,7 +163,7 @@ IntGetCurrentDC(void)
     return data ? data->hdc : NULL;
 }
 
-static inline
+FORCEINLINE
 struct wgl_dc_data*
 IntGetCurrentDcData(void)
 {
@@ -176,7 +171,7 @@ IntGetCurrentDcData(void)
     return data->dc_data;
 }
 
-static inline
+FORCEINLINE
 const GLDISPATCHTABLE *
 IntGetCurrentDispatchTable(void)
 {
@@ -184,7 +179,7 @@ IntGetCurrentDispatchTable(void)
     return data->glDispatchTable;
 }
 
-static inline
+FORCEINLINE
 void
 IntSetCurrentDispatchTable(const GLDISPATCHTABLE* table)
 {
@@ -192,7 +187,7 @@ IntSetCurrentDispatchTable(const GLDISPATCHTABLE* table)
     data->glDispatchTable = table;
 }
 
-static inline
+FORCEINLINE
 void
 IntSetCurrentICDPrivate(void* value)
 {
@@ -200,7 +195,7 @@ IntSetCurrentICDPrivate(void* value)
     data->icdData = value;
 }
 
-static inline
+FORCEINLINE
 void*
 IntGetCurrentICDPrivate(void)
 {
@@ -210,14 +205,77 @@ IntGetCurrentICDPrivate(void)
 
 
 #else
-static inline
+FORCEINLINE
 const GLDISPATCHTABLE*
 IntGetCurrentDispatchTable(void)
 {
     return (GLDISPATCHTABLE*)NtCurrentTeb()->glTable;
 }
+
+FORCEINLINE
+void
+IntSetCurrentDispatchTable(const GLDISPATCHTABLE* table)
+{
+    NtCurrentTeb()->glTable = (void*)table;
+}
+
+FORCEINLINE
+void
+IntMakeCurrent(HGLRC hglrc, HDC hdc, struct wgl_dc_data* dc_data)
+{
+    TEB* CurrentTeb = NtCurrentTeb();
+
+    CurrentTeb->glCurrentRC = hglrc;
+    CurrentTeb->glReserved2 = hdc;
+    CurrentTeb->glContext = dc_data;
+}
+
+FORCEINLINE
+HGLRC
+IntGetCurrentRC(void)
+{
+    return NtCurrentTeb()->glCurrentRC;
+}
+
+FORCEINLINE
+HDC
+IntGetCurrentDC(void)
+{
+    return NtCurrentTeb()->glReserved2;
+}
+
+static inline
+struct wgl_dc_data*
+IntGetCurrentDcData(void)
+{
+    return NtCurrentTeb()->glContext;
+}
+
+FORCEINLINE
+void
+IntSetCurrentICDPrivate(void* value)
+{
+    NtCurrentTeb()->glReserved1[0] = (ULONG_PTR)value;
+}
+
+FORCEINLINE
+void*
+IntGetCurrentICDPrivate(void)
+{
+    return (void*)NtCurrentTeb()->glReserved1[0];
+}
+
 #endif // defined(OPENGL32_USE_TLS)
 
+FORCEINLINE
+DHGLRC
+IntGetCurrentDHGLRC(void)
+{
+    struct wgl_context* ctx = (struct wgl_context*)IntGetCurrentRC();
+    if(!ctx) return NULL;
+    return ctx->dhglrc;
+}
+
 /* Software implementation functions */
 INT sw_DescribePixelFormat(HDC hdc, INT format, UINT size, PIXELFORMATDESCRIPTOR* descr);
 BOOL sw_SetPixelFormat(HDC hdc, struct wgl_dc_data*, INT format);

sdk/include/asm/ks386.template.h

@@ -736,6 +736,7 @@ OFFSET(TEB_SELF, TEB, NtTib.Self),
 OFFSET(TEB_PEB, TEB, ProcessEnvironmentBlock),
 OFFSET(TEB_EXCEPTION_CODE, TEB, ExceptionCode),
 OFFSET(TEB_ACTIVATION_CONTEXT_STACK_POINTER, TEB, ActivationContextStackPointer),
+OFFSET(TEB_GL_TABLE, TEB, glTable),
 OFFSET(TEB_DEALLOCATION_STACK, TEB, DeallocationStack),
 OFFSET(TEB_GDI_BATCH_COUNT, TEB, GdiBatchCount),
 OFFSET(TEB_GUARANTEED_STACK_BYTES, TEB, GuaranteedStackBytes),

sdk/include/ndk/i386/asm.h

@@ -414,6 +414,7 @@ Author:
 #define TEB_PEB                                 0x30
 #define TEB_EXCEPTION_CODE                      0x1A4
 #define TEB_ACTIVATION_CONTEXT_STACK_POINTER    0x1A8
+#define TEB_GL_TABLE                            0xBE8
 #define TEB_DEALLOCATION_STACK                  0xE0C
 #define TEB_GDI_BATCH_COUNT                     0xF70
 #define TEB_GUARANTEED_STACK_BYTES              0xF78