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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define _GNU_SOURCE /* See feature_test_macros(7) */
#include <dlfcn.h>
#include "wrappedlibs.h"
#include "debug.h"
#include "wrapper.h"
#include "bridge.h"
#include "librarian/library_private.h"
#include "x64emu.h"
#include "emu/x64emu_private.h"
#include "box64context.h"
#include "librarian.h"
#include "callback.h"
extern char* libGL;
const char* libglName = "libGL.so.1";
#define LIBNAME libgl
// FIXME: old wrapped* type of file, cannot use generated/wrappedlibgltypes.h
void fillGLProcWrapper(box64context_t*);
void freeProcWrapper(kh_symbolmap_t** symbolmap);
EXPORT void* my_glXGetProcAddress(x64emu_t* emu, void* name)
{
khint_t k;
const char* rname = (const char*)name;
if(dlsym_error && box64_log<LOG_DEBUG) printf_log(LOG_NONE, "Calling glXGetProcAddress(\"%s\") => ", rname);
if(!emu->context->glwrappers)
fillGLProcWrapper(emu->context);
// check if glxprocaddress is filled, and search for lib and fill it if needed
// get proc adress using actual glXGetProcAddress
k = kh_get(symbolmap, emu->context->glmymap, rname);
int is_my = (k==kh_end(emu->context->glmymap))?0:1;
void* symbol;
if(is_my) {
// try again, by using custom "my_" now...
char tmp[200];
strcpy(tmp, "my_");
strcat(tmp, rname);
symbol = dlsym(emu->context->box64lib, tmp);
} else
symbol = emu->context->glxprocaddress(rname);
if(!symbol) {
if(dlsym_error && box64_log<LOG_DEBUG) printf_log(LOG_NONE, "%p\n", NULL);
return NULL; // easy
}
// check if alread bridged
uintptr_t ret = CheckBridged(emu->context->system, symbol);
if(ret) {
if(dlsym_error && box64_log<LOG_DEBUG) printf_log(LOG_NONE, "%p\n", (void*)ret);
return (void*)ret; // already bridged
}
// get wrapper
k = kh_get(symbolmap, emu->context->glwrappers, rname);
if(k==kh_end(emu->context->glwrappers) && strstr(rname, "ARB")==NULL) {
// try again, adding ARB at the end if not present
char tmp[200];
strcpy(tmp, rname);
strcat(tmp, "ARB");
k = kh_get(symbolmap, emu->context->glwrappers, tmp);
}
if(k==kh_end(emu->context->glwrappers) && strstr(rname, "EXT")==NULL) {
// try again, adding EXT at the end if not present
char tmp[200];
strcpy(tmp, rname);
strcat(tmp, "EXT");
k = kh_get(symbolmap, emu->context->glwrappers, tmp);
}
if(k==kh_end(emu->context->glwrappers)) {
if(dlsym_error && box64_log<LOG_DEBUG) printf_log(LOG_NONE, "%p\n", NULL);
if(dlsym_error && box64_log<LOG_INFO) printf_log(LOG_NONE, "Warning, no wrapper for %s\n", rname);
return NULL;
}
const char* constname = kh_key(emu->context->glwrappers, k);
AddOffsetSymbol(emu->context->maplib, symbol, rname);
ret = AddBridge(emu->context->system, kh_value(emu->context->glwrappers, k), symbol, 0, constname);
if(dlsym_error && box64_log<LOG_DEBUG) printf_log(LOG_NONE, "%p\n", (void*)ret);
return (void*)ret;
}
EXPORT void* my_glXGetProcAddressARB(x64emu_t* emu, void* name) __attribute__((alias("my_glXGetProcAddress")));
typedef int (*iFi_t)(int);
typedef void (*vFpp_t)(void*, void*);
typedef void (*debugProc_t)(int32_t, int32_t, uint32_t, int32_t, int32_t, void*, void*);
#define SUPER() \
GO(0) \
GO(1) \
GO(2) \
GO(3) \
GO(4)
// debug_callback ...
#define GO(A) \
static uintptr_t my_debug_callback_fct_##A = 0; \
static void my_debug_callback_##A(int32_t a, int32_t b, uint32_t c, int32_t d, int32_t e, const char* f, const void* g) \
{ \
RunFunction(my_context, my_debug_callback_fct_##A, 7, a, b, c, d, e, f, g); \
}
SUPER()
#undef GO
static void* find_debug_callback_Fct(void* fct)
{
if(!fct) return fct;
if(GetNativeFnc((uintptr_t)fct)) return GetNativeFnc((uintptr_t)fct);
#define GO(A) if(my_debug_callback_fct_##A == (uintptr_t)fct) return my_debug_callback_##A;
SUPER()
#undef GO
#define GO(A) if(my_debug_callback_fct_##A == 0) {my_debug_callback_fct_##A = (uintptr_t)fct; return my_debug_callback_##A; }
SUPER()
#undef GO
printf_log(LOG_NONE, "Warning, no more slot for libGL debug_callback callback\n");
return NULL;
}
// program_callback ...
#define GO(A) \
static uintptr_t my_program_callback_fct_##A = 0; \
static void my_program_callback_##A(int32_t a, void* b) \
{ \
RunFunction(my_context, my_program_callback_fct_##A, 2, a, b); \
}
SUPER()
#undef GO
static void* find_program_callback_Fct(void* fct)
{
if(!fct) return fct;
if(GetNativeFnc((uintptr_t)fct)) return GetNativeFnc((uintptr_t)fct);
#define GO(A) if(my_program_callback_fct_##A == (uintptr_t)fct) return my_program_callback_##A;
SUPER()
#undef GO
#define GO(A) if(my_program_callback_fct_##A == 0) {my_program_callback_fct_##A = (uintptr_t)fct; return my_program_callback_##A; }
SUPER()
#undef GO
printf_log(LOG_NONE, "Warning, no more slot for libGL program_callback callback\n");
return NULL;
}
#undef SUPER
EXPORT void my_glDebugMessageCallback(x64emu_t* emu, void* prod, void* param)
{
static vFpp_t DebugMessageCallback = NULL;
static int init = 1;
if(init) {
DebugMessageCallback = emu->context->glxprocaddress("glDebugMessageCallback");
init = 0;
}
if(!DebugMessageCallback)
return;
DebugMessageCallback(find_debug_callback_Fct(prod), param);
}
EXPORT void my_glDebugMessageCallbackARB(x64emu_t* emu, void* prod, void* param) __attribute__((alias("my_glDebugMessageCallback")));
EXPORT void my_glDebugMessageCallbackAMD(x64emu_t* emu, void* prod, void* param) __attribute__((alias("my_glDebugMessageCallback")));
EXPORT int my_glXSwapIntervalMESA(int interval)
{
static iFi_t SwapIntervalMESA = NULL;
static int init = 1;
if(init) {
SwapIntervalMESA = my_context->glxprocaddress("glXSwapIntervalMESA");
init = 0;
}
if(!SwapIntervalMESA)
return 0;
return SwapIntervalMESA(interval);
}
EXPORT void my_glProgramCallbackMESA(x64emu_t* emu, void* f, void* data)
{
static vFpp_t ProgramCallbackMESA = NULL;
static int init = 1;
if(init) {
ProgramCallbackMESA = my_context->glxprocaddress("glProgramCallbackMESA");
init = 0;
}
if(!ProgramCallbackMESA)
return;
ProgramCallbackMESA(find_program_callback_Fct(f), data);
}
#define PRE_INIT if(libGL) {lib->priv.w.lib = dlopen(libGL, RTLD_LAZY | RTLD_GLOBAL); lib->path = strdup(libGL);} else
#define CUSTOM_INIT \
lib->priv.w.priv = dlsym(lib->priv.w.lib, "glXGetProcAddress"); \
if (!box64->glxprocaddress) \
box64->glxprocaddress = lib->priv.w.priv;
#include "wrappedlib_init.h"
void fillGLProcWrapper(box64context_t* context)
{
int cnt, ret;
khint_t k;
kh_symbolmap_t * symbolmap = kh_init(symbolmap);
// populates maps...
cnt = sizeof(libglsymbolmap)/sizeof(map_onesymbol_t);
for (int i=0; i<cnt; ++i) {
k = kh_put(symbolmap, symbolmap, libglsymbolmap[i].name, &ret);
kh_value(symbolmap, k) = libglsymbolmap[i].w;
}
// and the my_ symbols map
cnt = sizeof(MAPNAME(mysymbolmap))/sizeof(map_onesymbol_t);
for (int i=0; i<cnt; ++i) {
k = kh_put(symbolmap, symbolmap, libglmysymbolmap[i].name, &ret);
kh_value(symbolmap, k) = libglmysymbolmap[i].w;
}
context->glwrappers = symbolmap;
// my_* map
symbolmap = kh_init(symbolmap);
cnt = sizeof(MAPNAME(mysymbolmap))/sizeof(map_onesymbol_t);
for (int i=0; i<cnt; ++i) {
k = kh_put(symbolmap, symbolmap, libglmysymbolmap[i].name, &ret);
kh_value(symbolmap, k) = libglmysymbolmap[i].w;
}
context->glmymap = symbolmap;
}
void freeGLProcWrapper(box64context_t* context)
{
if(!context)
return;
if(context->glwrappers)
kh_destroy(symbolmap, context->glwrappers);
if(context->glmymap)
kh_destroy(symbolmap, context->glmymap);
context->glwrappers = NULL;
context->glmymap = NULL;
}
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