WiiUPluginLoaderBackend/source/patcher/hooks_patcher_static.cpp

202 lines
7.5 KiB
C++

#include "hooks_patcher_static.h"
#include <coreinit/core.h>
#include <coreinit/messagequeue.h>
#include <padscore/wpad.h>
#include <vpad/input.h>
#include "../globals.h"
#include "../hooks.h"
uint8_t vpadPressCooldown = 0xFF;
bool configMenuOpened = false;
bool wantsToOpenConfigMenu = false;
DECL_FUNCTION(void, GX2SwapScanBuffers, void) {
real_GX2SwapScanBuffers();
if (wantsToOpenConfigMenu && !configMenuOpened) {
configMenuOpened = true;
ConfigUtils::openConfigMenu();
configMenuOpened = false;
wantsToOpenConfigMenu = false;
}
}
DECL_FUNCTION(void, GX2SetTVBuffer, void *buffer, uint32_t buffer_size, int32_t tv_render_mode, GX2SurfaceFormat format, GX2BufferingMode buffering_mode) {
gStoredTVBuffer.buffer = buffer;
gStoredTVBuffer.buffer_size = buffer_size;
gStoredTVBuffer.mode = tv_render_mode;
gStoredTVBuffer.surface_format = format;
gStoredTVBuffer.buffering_mode = buffering_mode;
return real_GX2SetTVBuffer(buffer, buffer_size, tv_render_mode, format, buffering_mode);
}
DECL_FUNCTION(void, GX2SetDRCBuffer, void *buffer, uint32_t buffer_size, uint32_t drc_mode, GX2SurfaceFormat surface_format, GX2BufferingMode buffering_mode) {
gStoredDRCBuffer.buffer = buffer;
gStoredDRCBuffer.buffer_size = buffer_size;
gStoredDRCBuffer.mode = drc_mode;
gStoredDRCBuffer.surface_format = surface_format;
gStoredDRCBuffer.buffering_mode = buffering_mode;
return real_GX2SetDRCBuffer(buffer, buffer_size, drc_mode, surface_format, buffering_mode);
}
static uint32_t lastData0 = 0;
DECL_FUNCTION(uint32_t, OSReceiveMessage, OSMessageQueue *queue, OSMessage *message, uint32_t flags) {
uint32_t res = real_OSReceiveMessage(queue, message, flags);
if (queue == OSGetSystemMessageQueue()) {
if (message != nullptr && res) {
if (lastData0 != message->args[0]) {
if (message->args[0] == 0xFACEF000) {
CallHook(gLoadedPlugins, WUPS_LOADER_HOOK_ACQUIRED_FOREGROUND);
} else if (message->args[0] == 0xD1E0D1E0) {
// Implemented via WUMS Hook
}
}
lastData0 = message->args[0];
}
}
return res;
}
DECL_FUNCTION(void, OSReleaseForeground) {
if (OSGetCoreId() == 1) {
CallHook(gLoadedPlugins, WUPS_LOADER_HOOK_RELEASE_FOREGROUND);
}
real_OSReleaseForeground();
}
DECL_FUNCTION(int32_t, VPADRead, int32_t chan, VPADStatus *buffer, uint32_t buffer_size, int32_t *error) {
int32_t result = real_VPADRead(chan, buffer, buffer_size, error);
if (result > 0 && (buffer[0].hold == (VPAD_BUTTON_L | VPAD_BUTTON_DOWN | VPAD_BUTTON_MINUS)) && vpadPressCooldown == 0 && !configMenuOpened) {
wantsToOpenConfigMenu = true;
vpadPressCooldown = 0x3C;
}
if (vpadPressCooldown > 0) {
vpadPressCooldown--;
}
return result;
}
DECL_FUNCTION(void, WPADRead, WPADChan chan, WPADStatusProController *data) {
real_WPADRead(chan, data);
if (!configMenuOpened && data[0].err == 0) {
if (data[0].extensionType == WPAD_EXT_CORE || data[0].extensionType == WPAD_EXT_NUNCHUK) {
// button data is in the first 2 bytes for wiimotes
if (((uint16_t *) data)[0] == (WPAD_BUTTON_B | WPAD_BUTTON_DOWN | WPAD_BUTTON_MINUS)) {
wantsToOpenConfigMenu = true;
}
} else {
// TODO does this work for classic controllers?
if (data[0].buttons == (WPAD_CLASSIC_BUTTON_L | WPAD_CLASSIC_BUTTON_DOWN | WPAD_CLASSIC_BUTTON_MINUS)) {
wantsToOpenConfigMenu = true;
}
}
}
}
// clang-format off
#define KiReport ((void(*)(const char *, ...)) 0xfff0ad0c)
// clang-format on
#pragma GCC push_options
#pragma GCC optimize("O0")
DECL_FUNCTION(uint32_t, SC17_FindClosestSymbol,
uint32_t addr,
uint32_t *outDistance,
char *symbolNameBuffer,
uint32_t symbolNameBufferLength,
char *moduleNameBuffer,
uint32_t moduleNameBufferLength) {
for (auto &plugin : gLoadedPlugins) {
auto sectionInfoOpt = plugin->getPluginInformation()->getSectionInfo(".text");
if (!sectionInfoOpt) {
continue;
}
auto &sectionInfo = sectionInfoOpt.value();
if (!sectionInfo->isInSection(addr)) {
continue;
}
strncpy(moduleNameBuffer, plugin->getMetaInformation()->getName().c_str(), moduleNameBufferLength - 1);
auto functionSymbolDataOpt = plugin->getPluginInformation()->getNearestFunctionSymbolData(addr);
if (functionSymbolDataOpt) {
auto &functionSymbolData = functionSymbolDataOpt.value();
strncpy(symbolNameBuffer, functionSymbolData->getName().c_str(), moduleNameBufferLength);
if (outDistance) {
*outDistance = addr - (uint32_t) functionSymbolData->getAddress();
}
return 0;
}
strncpy(symbolNameBuffer, ".text", symbolNameBufferLength);
if (outDistance) {
*outDistance = addr - (uint32_t) sectionInfo->getAddress();
}
return 0;
}
return real_SC17_FindClosestSymbol(addr, outDistance, symbolNameBuffer, symbolNameBufferLength, moduleNameBuffer, moduleNameBufferLength);
}
DECL_FUNCTION(uint32_t, KiGetAppSymbolName, uint32_t addr, char *buffer, int32_t bufSize) {
for (auto &plugin : gLoadedPlugins) {
auto sectionInfoOpt = plugin->getPluginInformation()->getSectionInfo(".text");
if (!sectionInfoOpt) {
continue;
}
auto &sectionInfo = sectionInfoOpt.value();
if (!sectionInfo->isInSection(addr)) {
continue;
}
auto pluginNameLen = strlen(plugin->getMetaInformation()->getName().c_str());
int32_t spaceLeftInBuffer = (int32_t) bufSize - (int32_t) pluginNameLen - 1;
if (spaceLeftInBuffer < 0) {
spaceLeftInBuffer = 0;
}
strncpy(buffer, plugin->getMetaInformation()->getName().c_str(), bufSize - 1);
auto functionSymbolDataOpt = plugin->getPluginInformation()->getNearestFunctionSymbolData(addr);
if (functionSymbolDataOpt) {
auto &functionSymbolData = functionSymbolDataOpt.value();
buffer[pluginNameLen] = '|';
buffer[pluginNameLen + 1] = '\0';
strncpy(buffer + pluginNameLen + 1, functionSymbolData->getName().c_str(), spaceLeftInBuffer - 1);
}
return 0;
}
return real_KiGetAppSymbolName(addr, buffer, bufSize);
}
#pragma GCC pop_options
function_replacement_data_t method_hooks_static[] __attribute__((section(".data"))) = {
REPLACE_FUNCTION(GX2SwapScanBuffers, LIBRARY_GX2, GX2SwapScanBuffers),
REPLACE_FUNCTION(GX2SetTVBuffer, LIBRARY_GX2, GX2SetTVBuffer),
REPLACE_FUNCTION(GX2SetDRCBuffer, LIBRARY_GX2, GX2SetDRCBuffer),
REPLACE_FUNCTION(OSReceiveMessage, LIBRARY_COREINIT, OSReceiveMessage),
REPLACE_FUNCTION(OSReleaseForeground, LIBRARY_COREINIT, OSReleaseForeground),
REPLACE_FUNCTION(VPADRead, LIBRARY_VPAD, VPADRead),
REPLACE_FUNCTION(WPADRead, LIBRARY_PADSCORE, WPADRead),
REPLACE_FUNCTION_VIA_ADDRESS(SC17_FindClosestSymbol, 0xfff10218, 0xfff10218),
REPLACE_FUNCTION_VIA_ADDRESS(KiGetAppSymbolName, 0xfff0e3a0, 0xfff0e3a0),
};
uint32_t method_hooks_static_size __attribute__((section(".data"))) = sizeof(method_hooks_static) / sizeof(function_replacement_data_t);