Popn_Tools/popnhax
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skip customs when computing pp increment without pfree

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CrazyRedMachine 2023-09-20 23:49:47 +02:00
parent e6bd21ee25
commit 953081e0d3
1 changed files with 33 additions and 0 deletions
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33
popnhax/dllmain.cc
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@ -4854,6 +4854,17 @@ void hook_convergence_value_compute()
__asm("jmp %0\n"::"m"(skip_convergence_value_get_score));
}
void (*skip_pp_list_elem)();
void (*real_pp_increment_compute)();
void hook_pp_increment_compute()
{
__asm("cmp ecx, 0xBB8\n"); // skip if music id is >= 3000 (cs_omni and user customs)
__asm("jb process_pp_elem\n");
__asm("jmp %0\n"::"m"(skip_pp_list_elem));
__asm("process_pp_elem:\n");
__asm("jmp %0\n"::"m"(real_pp_increment_compute));
}
bool patch_db_power_points()
{
DWORD dllSize = 0;
@ -4898,6 +4909,28 @@ bool patch_db_power_points()
(void **)&real_convergence_value_compute);
}
/* skip cs_omni and customs in new stages pplist */
{
int64_t pattern_offset = search(data, dllSize, "\x8A\x1E\x6A\x00\x51\xE8", 6, 0);
if (pattern_offset == -1) {
LOG("popnhax: patch_db: cannot find pp increment computation\n");
return false;
}
uint64_t patch_addr = (int64_t)data + pattern_offset + 0x02;
MH_CreateHook((LPVOID)(patch_addr), (LPVOID)hook_pp_increment_compute,
(void **)&real_pp_increment_compute);
int64_t jump_addr_offset = search(data, dllSize, "\x8B\x54\x24\x5C\x0F\xB6\x42\x0E\x45", 9, 0);
if (jump_addr_offset == -1) {
LOG("popnhax: patch_db: cannot find pp increment computation next iter\n");
return false;
}
skip_pp_list_elem = (void(*)()) ((int64_t)data + jump_addr_offset);
}
return true;
}