mirror of
https://github.com/HIllya51/LunaHook.git
synced 2024-11-30 17:15:38 +08:00
Update ppsspp.cpp
This commit is contained in:
恍兮惚兮
parent
8267dda1cb
commit
5f3371006f
@ -277,6 +277,166 @@ bool checkiscurrentgame(const emfuncinfo& em){
|
||||
}
|
||||
std::unordered_set<uintptr_t>breakpoints;
|
||||
|
||||
inline bool IsValidAddress(const uintptr_t address) {
|
||||
if ((address & 0x3E000000) == 0x08000000) {
|
||||
return true;
|
||||
} else if ((address & 0x3F800000) == 0x04000000) {
|
||||
return true;
|
||||
} else if ((address & 0xBFFFC000) == 0x00010000) {
|
||||
return true;
|
||||
} else if ((address & 0x3F000000) >= 0x08000000){// && (address & 0x3F000000) < 0x08000000 + g_MemorySize) {
|
||||
return true;
|
||||
} else {
|
||||
return false;
|
||||
}
|
||||
}
|
||||
void dohookemaddr(uintptr_t em_address,uintptr_t ret){
|
||||
jitaddraddr(em_address,ret,JITTYPE::PPSSPP);
|
||||
|
||||
if(emfunctionhooks.find(em_address)==emfunctionhooks.end())return;
|
||||
if(!(checkiscurrentgame(emfunctionhooks.at(em_address))))return;
|
||||
|
||||
auto op=emfunctionhooks.at(em_address);
|
||||
ConsoleOutput("jit function addr %p",ret);
|
||||
#ifndef _WIN64
|
||||
BYTE sig[]={
|
||||
0x8b,XX2,//mov reg,[ebp-off]
|
||||
0x8b,0xc6,//mov eax,esi
|
||||
0x25,0xff,0xff,0xff,0x3f,//and eax,0x3fffffff
|
||||
0x89,XX,XX4,//mov [eax+base+off],reg
|
||||
|
||||
};
|
||||
auto findbase=MemDbg::findBytes(sig,sizeof(sig),ret,ret+0x20);
|
||||
if(!findbase)
|
||||
findbase=MemDbg::findBytes(sig,sizeof(sig),ret-0x1000,ret+0x1000);
|
||||
if(!findbase)
|
||||
ConsoleOutput("can't find emu_baseaddr");
|
||||
PPSSPP::x86_baseaddr=(*(DWORD*)(findbase+12))&0xffff0000;
|
||||
ConsoleOutput("x86 base addr %p",PPSSPP::x86_baseaddr);
|
||||
#endif
|
||||
HookParam hpinternal;
|
||||
hpinternal.address=ret;
|
||||
hpinternal.emu_addr=em_address;//用于生成hcode
|
||||
hpinternal.type=USING_STRING|NO_CONTEXT|BREAK_POINT|op.type;
|
||||
hpinternal.text_fun=(decltype(hpinternal.text_fun))op.hookfunc;
|
||||
hpinternal.filter_fun=(decltype(hpinternal.filter_fun))op.filterfun;
|
||||
hpinternal.argidx=op.argidx;
|
||||
hpinternal.padding=op.padding;
|
||||
hpinternal.jittype=JITTYPE::PPSSPP;
|
||||
NewHook(hpinternal,op._id);
|
||||
}
|
||||
namespace{
|
||||
typedef DWORD u32;
|
||||
typedef BYTE u8;
|
||||
typedef WORD u16;
|
||||
const int MAX_JIT_BLOCK_EXITS = 8;
|
||||
namespace Memory {
|
||||
struct Opcode {
|
||||
Opcode() {
|
||||
}
|
||||
|
||||
explicit Opcode(u32 v) : encoding(v) {
|
||||
}
|
||||
|
||||
u32 operator & (const u32& arg) const {
|
||||
return encoding & arg;
|
||||
}
|
||||
|
||||
u32 operator >> (const u32& arg) const {
|
||||
return encoding >> arg;
|
||||
}
|
||||
|
||||
bool operator == (const u32& arg) const {
|
||||
return encoding == arg;
|
||||
}
|
||||
|
||||
bool operator != (const u32& arg) const {
|
||||
return encoding != arg;
|
||||
}
|
||||
|
||||
u32 encoding;
|
||||
};
|
||||
|
||||
}
|
||||
|
||||
typedef Memory::Opcode MIPSOpcode;
|
||||
|
||||
struct JitBlock {
|
||||
bool ContainsAddress(u32 em_address) const;
|
||||
|
||||
const u8* checkedEntry; // const, we have to translate to writable.
|
||||
const u8* normalEntry;
|
||||
|
||||
u8* exitPtrs[MAX_JIT_BLOCK_EXITS]; // to be able to rewrite the exit jump
|
||||
u32 exitAddress[MAX_JIT_BLOCK_EXITS]; // 0xFFFFFFFF == unknown
|
||||
|
||||
u32 originalAddress;
|
||||
MIPSOpcode originalFirstOpcode; //to be able to restore
|
||||
uint64_t compiledHash;
|
||||
u16 codeSize;
|
||||
u16 originalSize;
|
||||
u16 blockNum;
|
||||
|
||||
bool invalid;
|
||||
bool linkStatus[MAX_JIT_BLOCK_EXITS];
|
||||
|
||||
#ifdef USE_VTUNE
|
||||
char blockName[32];
|
||||
#endif
|
||||
|
||||
// By having a pointer, we avoid a constructor/destructor being generated and dog slow
|
||||
// performance in debug.
|
||||
std::vector<u32>* proxyFor;
|
||||
|
||||
bool IsPureProxy() const {
|
||||
return originalFirstOpcode.encoding == 0x68FF0000;
|
||||
}
|
||||
void SetPureProxy() {
|
||||
// Magic number that won't be a real opcode.
|
||||
originalFirstOpcode.encoding = 0x68FF0000;
|
||||
}
|
||||
};
|
||||
}
|
||||
|
||||
void unsafeoncegetJitBlockCache(hook_stack* stack){
|
||||
|
||||
//class JitBlockCache : public JitBlockCacheDebugInterface {
|
||||
//...
|
||||
//JitBlock *blocks_ = nullptr;
|
||||
//std::unordered_multimap<u32, int> proxyBlockMap_; ->64
|
||||
//int num_blocks_ = 0;
|
||||
#ifdef _WIN64
|
||||
auto num_blocks_=*(uint32_t*)(stack->rcx+72+16+88);
|
||||
auto blocks_=(JitBlock*)*(uintptr_t*)(stack->rcx+72+16+88-64-8);
|
||||
#else
|
||||
auto num_blocks_=*(uint32_t*)(stack->ecx+88);
|
||||
auto blocks_=(JitBlock*)*(uintptr_t*)(stack->ecx+88-32-4);
|
||||
#endif
|
||||
int checkvalid=0;
|
||||
num_blocks_-=1;//last one is now dojiting
|
||||
for(int i=0;i<num_blocks_;i++){
|
||||
if(IsValidAddress(blocks_[i].originalAddress) && blocks_[i].normalEntry)
|
||||
checkvalid+=1;
|
||||
}
|
||||
if(checkvalid<num_blocks_/2)return;
|
||||
|
||||
for(int i=0;i<num_blocks_;i++){
|
||||
if(IsValidAddress(blocks_[i].originalAddress) && blocks_[i].normalEntry){
|
||||
dohookemaddr(blocks_[i].originalAddress,(uintptr_t)blocks_[i].normalEntry);
|
||||
delayinsertNewHook(blocks_[i].originalAddress);
|
||||
}
|
||||
}
|
||||
|
||||
return;
|
||||
}
|
||||
bool oncegetJitBlockCache(hook_stack* stack){
|
||||
//在游戏中途hook，获取已compiled jit
|
||||
//虽然只有在每次进行jit时才会触发，不过测试后续触发的也挺频繁的。
|
||||
__try{
|
||||
unsafeoncegetJitBlockCache(stack);
|
||||
}__except (EXCEPTION_EXECUTE_HANDLER) {}
|
||||
return true;
|
||||
}
|
||||
bool hookPPSSPPDoJit(){
|
||||
auto DoJitPtr=getDoJitAddress();
|
||||
if(DoJitPtr==0)return false;
|
||||
@ -288,6 +448,7 @@ bool hookPPSSPPDoJit(){
|
||||
ConsoleOutput("DoJitPtr %p",DoJitPtr);
|
||||
hp.user_value=(uintptr_t)new uintptr_t;
|
||||
hp.text_fun=[](hook_stack* stack, HookParam* hp, uintptr_t* data, uintptr_t* split, size_t* len){
|
||||
static auto once1=oncegetJitBlockCache(stack);
|
||||
auto em_address=stack->THISCALLARG1;
|
||||
|
||||
*(uintptr_t*)(hp->user_value)=em_address;
|
||||
@ -297,44 +458,13 @@ bool hookPPSSPPDoJit(){
|
||||
hpinternal.address=stack->retaddr;
|
||||
hpinternal.text_fun=[](hook_stack* stack, HookParam* hp, uintptr_t* data, uintptr_t* split, size_t* len){
|
||||
auto em_address=*(uintptr_t*)(hp->user_value);
|
||||
if(!IsValidAddress(em_address))return;
|
||||
[&](){
|
||||
auto ret=stack->RETADDR;
|
||||
if(breakpoints.find(ret)!=breakpoints.end())return;
|
||||
breakpoints.insert(ret);
|
||||
|
||||
jitaddraddr(em_address,ret,JITTYPE::PPSSPP);
|
||||
|
||||
if(emfunctionhooks.find(em_address)==emfunctionhooks.end())return;
|
||||
if(!(checkiscurrentgame(emfunctionhooks.at(em_address))))return;
|
||||
|
||||
auto op=emfunctionhooks.at(em_address);
|
||||
ConsoleOutput("jit function addr %p",ret);
|
||||
#ifndef _WIN64
|
||||
BYTE sig[]={
|
||||
0x8b,XX2,//mov reg,[ebp-off]
|
||||
0x8b,0xc6,//mov eax,esi
|
||||
0x25,0xff,0xff,0xff,0x3f,//and eax,0x3fffffff
|
||||
0x89,XX,XX4,//mov [eax+base+off],reg
|
||||
|
||||
};
|
||||
auto findbase=MemDbg::findBytes(sig,sizeof(sig),ret,ret+0x20);
|
||||
if(!findbase)
|
||||
findbase=MemDbg::findBytes(sig,sizeof(sig),ret-0x1000,ret+0x1000);
|
||||
if(!findbase)
|
||||
ConsoleOutput("can't find emu_baseaddr");
|
||||
PPSSPP::x86_baseaddr=(*(DWORD*)(findbase+12))&0xffff0000;
|
||||
ConsoleOutput("x86 base addr %p",PPSSPP::x86_baseaddr);
|
||||
#endif
|
||||
HookParam hpinternal;
|
||||
hpinternal.address=ret;
|
||||
hpinternal.emu_addr=em_address;//用于生成hcode
|
||||
hpinternal.type=USING_STRING|NO_CONTEXT|BREAK_POINT|op.type;
|
||||
hpinternal.text_fun=(decltype(hpinternal.text_fun))op.hookfunc;
|
||||
hpinternal.filter_fun=(decltype(hpinternal.filter_fun))op.filterfun;
|
||||
hpinternal.argidx=op.argidx;
|
||||
hpinternal.padding=op.padding;
|
||||
hpinternal.jittype=JITTYPE::PPSSPP;
|
||||
NewHook(hpinternal,op._id);
|
||||
dohookemaddr(em_address,ret);
|
||||
}();
|
||||
delayinsertNewHook(em_address);
|
||||
};
|
||||
|
||||
Loading…
Reference in New Issue
Block a user