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Fixup patches

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This commit is contained in:
Eladash 2023-07-24 13:24:30 +03:00 committed by Elad Ashkenazi
parent 9d3e626b55
commit 95fb7859d2
1 changed files with 4 additions and 4 deletions
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8
Utilities/bin_patch.cpp
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@ -1046,7 +1046,7 @@ static usz apply_modification(std::basic_string<u32>& applied, patch_engine::pat
auto ptr = mem_translate(offset, memory_size);
if (!ptr && memory_size != 0)
if (!ptr && memory_size != 0 && !relocate_instructions_at)
{
// Memory translation failed
continue;
@ -1076,7 +1076,7 @@ static usz apply_modification(std::basic_string<u32>& applied, patch_engine::pat
}
case patch_type::code_alloc:
{
const u32 out_branch = vm::try_get_addr(mem_translate(offset & -4, 4)).first;
const u32 out_branch = vm::try_get_addr(relocate_instructions_at ? vm::get_super_ptr<u8>(offset & -4) : mem_translate(offset & -4, 4)).first;
// Allow only if points to a PPU executable instruction
if (out_branch < 0x10000 || out_branch >= 0x4000'0000 || !vm::check_addr<4>(out_branch, vm::page_executable))
@ -1160,7 +1160,7 @@ static usz apply_modification(std::basic_string<u32>& applied, patch_engine::pat
case patch_type::jump:
case patch_type::jump_link:
{
const u32 out_branch = vm::try_get_addr(mem_translate(offset & -4, 4)).first;
const u32 out_branch = vm::try_get_addr(relocate_instructions_at ? vm::get_super_ptr<u8>(offset & -4) : mem_translate(offset & -4, 4)).first;
const u32 dest = static_cast<u32>(p.value.long_value);
// Allow only if points to a PPU executable instruction
@ -1176,7 +1176,7 @@ static usz apply_modification(std::basic_string<u32>& applied, patch_engine::pat
{
const std::string& str = p.original_value;
const u32 out_branch = vm::try_get_addr(mem_translate(offset & -4, 4)).first;
const u32 out_branch = vm::try_get_addr(relocate_instructions_at ? vm::get_super_ptr<u8>(offset & -4) : mem_translate(offset & -4, 4)).first;
const usz sep_pos = str.find_first_of(':');
// Must contain only a single ':' or none