mirror of
https://github.com/FEX-Emu/FEX.git
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74 lines
2.1 KiB
C++
74 lines
2.1 KiB
C++
/*
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$info$
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tags: thunklibs|Vulkan
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$end_info$
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*/
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#define VK_USE_PLATFORM_XLIB_XRANDR_EXT
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#define VK_USE_PLATFORM_XLIB_KHR
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#define VK_USE_PLATFORM_XCB_KHR
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#define VK_USE_PLATFORM_WAYLAND_KHR
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#include <vulkan/vulkan.h>
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#include "common/Guest.h"
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#include <cstdio>
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#include <dlfcn.h>
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#include <functional>
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#include <string_view>
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#include <unordered_map>
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#include "thunks.inl"
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#include "function_packs.inl"
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#include "function_packs_public.inl"
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#include "symbol_list.inl"
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extern "C" {
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// Maps Vulkan API function names to the address of a guest function which is
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// linked to the corresponding host function pointer
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const std::unordered_map<std::string_view, uintptr_t /* guest function address */> HostPtrInvokers =
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std::invoke([]() {
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#define PAIR(name, unused) Ret[#name] = reinterpret_cast<uintptr_t>(GetCallerForHostThunkFromRuntimePointer<fexthunks_libvulkan_hostcall_##name>(name));
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std::unordered_map<std::string_view, uintptr_t> Ret;
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FOREACH_internal_SYMBOL(PAIR)
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return Ret;
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#undef PAIR
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});
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PFN_vkVoidFunction vkGetDeviceProcAddr(VkDevice a_0,const char* a_1){
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auto Ret = fexfn_pack_vkGetDeviceProcAddr(a_0, a_1);
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if (!Ret) {
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return nullptr;
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}
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auto It = HostPtrInvokers.find(a_1);
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if (It == HostPtrInvokers.end() || !It->second) {
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fprintf(stderr, "\tvkGetDeviceProcAddr: Couldn't find Guest symbol: '%s'\n", a_1);
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__builtin_trap();
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}
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LinkAddressToFunction((uintptr_t)Ret, It->second);
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return Ret;
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}
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PFN_vkVoidFunction vkGetInstanceProcAddr(VkInstance a_0,const char* a_1){
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if (a_1 == std::string_view { "vkGetDeviceProcAddr" }) {
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return (PFN_vkVoidFunction)vkGetDeviceProcAddr;
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} else {
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auto Ret = fexfn_pack_vkGetInstanceProcAddr(a_0, a_1);
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if (!Ret) {
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return nullptr;
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}
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auto It = HostPtrInvokers.find(a_1);
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if (It == HostPtrInvokers.end() || !It->second) {
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fprintf(stderr, "\tvkGetInstanceProcAddr: Couldn't find Guest symbol: '%s'\n", a_1);
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__builtin_trap();
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}
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LinkAddressToFunction((uintptr_t)Ret, It->second);
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return Ret;
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}
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}
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}
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LOAD_LIB(libvulkan)
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