The-Homebrew-Cloud/haxchi_payload
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Update payload to be compatible with the new kexploit implementation.

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This commit is contained in:
orboditilt 2019-02-13 20:47:29 +01:00
parent 4d6fd72596
commit 66eac4d02f
2 changed files with 72 additions and 2 deletions
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2
gx2sploit

@ -1 +1 @@
Subproject commit d8f873b3c2fa6f45b2dec17418d4fa6d26e2ffcd
Subproject commit 60a162a019da4090406a97a8d3f8e49353270d47

72
launcher.c
View File

@ -8,6 +8,44 @@
/* Install functions */
static void InstallMain(private_data_t *private_data);
void wait(unsigned int coreinit_handle, unsigned int t) {
void (*OSYieldThread)(void);
OSDynLoad_FindExport(coreinit_handle, 0, "OSYieldThread", &OSYieldThread);
while(t--) {
OSYieldThread();
}
}
void doBrowserShutdown(unsigned int coreinit_handle) {
void*(*memset)(void *dest, uint32_t value, uint32_t bytes);
void*(*OSAllocFromSystem)(uint32_t size, int align);
void (*OSFreeToSystem)(void *ptr);
int(*IM_SetDeviceState)(int fd, void *mem, int state, int a, int b);
int(*IM_Close)(int fd);
int(*IM_Open)();
OSDynLoad_FindExport(coreinit_handle, 0, "memset", &memset);
OSDynLoad_FindExport(coreinit_handle, 0, "OSAllocFromSystem", &OSAllocFromSystem);
OSDynLoad_FindExport(coreinit_handle, 0, "OSFreeToSystem", &OSFreeToSystem);
OSDynLoad_FindExport(coreinit_handle, 0, "IM_SetDeviceState", &IM_SetDeviceState);
OSDynLoad_FindExport(coreinit_handle, 0, "IM_Close", &IM_Close);
OSDynLoad_FindExport(coreinit_handle, 0, "IM_Open", &IM_Open);
//Restart system to get lib access
int fd = IM_Open();
void *mem = OSAllocFromSystem(0x100, 64);
memset(mem, 0, 0x100);
//set restart flag to force quit browser
IM_SetDeviceState(fd, mem, 3, 0, 0);
IM_Close(fd);
OSFreeToSystem(mem);
//wait a bit for browser end
wait(coreinit_handle, 0x3FFFF*0x4);
}
/* ****************************************************************** */
/* ENTRY POINT */
/* ****************************************************************** */
@ -19,8 +57,19 @@ void __main(void) {
unsigned int* functionPointer;
void* (*p_memset)(void * dest, unsigned int value, unsigned int bytes);
void (*_Exit)(int);
void (*OSYieldThread)(void);
int32_t (*OSGetCoreId)(void);
bool (*OSCreateThread)(void *thread, void *entry, int32_t argc, void *args, uint32_t *stack, uint32_t stack_size, int32_t priority, uint16_t attr);
int32_t (*OSResumeThread)(void *thread);
int32_t (*OSIsThreadTerminated)(void * thread);
OSDynLoad_FindExport(coreinit_handle, 0, "memset", &p_memset);
OSDynLoad_FindExport(coreinit_handle, 0, "_Exit", &_Exit);
OSDynLoad_FindExport(coreinit_handle, 0, "OSCreateThread", &OSCreateThread);
OSDynLoad_FindExport(coreinit_handle, 0, "OSResumeThread", &OSResumeThread);
OSDynLoad_FindExport(coreinit_handle, 0, "OSYieldThread", &OSYieldThread);
OSDynLoad_FindExport(coreinit_handle, 0, "OSIsThreadTerminated", &OSIsThreadTerminated);
OSDynLoad_FindExport(coreinit_handle, 0, "OSGetCoreId", &OSGetCoreId);
private_data_t private_data;
p_memset(&private_data, 0, sizeof(private_data_t));
@ -44,14 +93,35 @@ void __main(void) {
void (*GX2Shutdown)(void);
void (*GX2Init)(void *arg);
int32_t (*GX2GetMainCoreId)(void);
OSDynLoad_FindExport(gx2_handle, 0, "GX2Init", &GX2Init);
OSDynLoad_FindExport(gx2_handle, 0, "GX2Shutdown", &GX2Shutdown);
OSDynLoad_FindExport(gx2_handle, 0, "GX2GetMainCoreId", &GX2GetMainCoreId);
void * thread = private_data.MEMAllocFromDefaultHeapEx(0x1000, 0x100);
void * stack = private_data.MEMAllocFromDefaultHeapEx(0x1000, 0x100);
OSCreateThread(thread, GX2Shutdown, 0, NULL, stack + 0x1000, 0x1000, 0, (1 << GX2GetMainCoreId()) | 0x10);
OSResumeThread(thread);
while(OSIsThreadTerminated(thread) == 0){
OSYieldThread();
}
private_data.MEMFreeToDefaultHeap(thread);
private_data.MEMFreeToDefaultHeap(stack);
doBrowserShutdown(coreinit_handle);
GX2Init(NULL);
wait(coreinit_handle, 0x3FFFF);
if(OSGetCoreId() != GX2GetMainCoreId()) OSFatal("GX Not switched!");
run_kexploit(coreinit_handle);
GX2Shutdown();
InstallMain(&private_data);
Elf32_Ehdr *ehdr = (Elf32_Ehdr *) private_data.data_elf;