Lightemerald/windows-user-space-emulator
2
0
Fork 0
mirror of https://github.com/momo5502/emulator.git synced 2026-01-19 03:33:56 +00:00
Code Issues Packages Projects Releases Wiki Activity

More registry progress

Browse Source
This commit is contained in:
momo5502
2024-11-03 08:06:54 +01:00
parent 52f2a6835a
commit 629f9998d7
1 changed files with 77 additions and 21 deletions
Download Patch File Download Diff File Expand all files Collapse all files

98
src/windows-emulator/syscalls.cpp
View File

@@ -88,13 +88,6 @@ namespace
uint64_t key_value_information,
ULONG length, const emulator_object<ULONG> result_length)
{
if (key_value_information_class != KeyValuePartialInformation)
{
c.win_emu.logger.print(color::gray, "Unsupported registry class: %X\n", key_value_information_class);
c.emu.stop();
return STATUS_NOT_SUPPORTED;
}
const auto* key = c.proc.registry_keys.get(key_handle);
if (!key)
{
@@ -110,26 +103,89 @@ namespace
return STATUS_OBJECT_NAME_NOT_FOUND;
}
const auto required_size = sizeof(KEY_VALUE_PARTIAL_INFORMATION) + value->data.size() - 1;
result_length.write(static_cast<ULONG>(required_size));
if (required_size > length)
if (key_value_information_class == KeyValueBasicInformation)
{
return STATUS_BUFFER_TOO_SMALL;
const auto required_size = sizeof(KEY_VALUE_BASIC_INFORMATION) + (wide_name.size() * 2) - 1;
result_length.write(static_cast<ULONG>(required_size));
if (required_size > length)
{
return STATUS_BUFFER_TOO_SMALL;
}
KEY_VALUE_BASIC_INFORMATION info{};
info.TitleIndex = 0;
info.Type = value->type;
info.NameLength = static_cast<ULONG>(wide_name.size() * 2);
const emulator_object<KEY_VALUE_BASIC_INFORMATION> info_obj{ c.emu, key_value_information };
info_obj.write(info);
c.emu.write_memory(key_value_information + offsetof(KEY_VALUE_BASIC_INFORMATION, Name),
wide_name.data(),
info.NameLength);
return STATUS_SUCCESS;
}
KEY_VALUE_PARTIAL_INFORMATION partial_info{};
partial_info.TitleIndex = 0;
partial_info.Type = value->type;
partial_info.DataLength = static_cast<ULONG>(value->data.size());
if (key_value_information_class == KeyValuePartialInformation)
{
const auto required_size = sizeof(KEY_VALUE_PARTIAL_INFORMATION) + value->data.size() - 1;
result_length.write(static_cast<ULONG>(required_size));
const emulator_object<KEY_VALUE_PARTIAL_INFORMATION> partial_info_obj{c.emu, key_value_information};
partial_info_obj.write(partial_info);
if (required_size > length)
{
return STATUS_BUFFER_TOO_SMALL;
}
c.emu.write_memory(key_value_information + offsetof(KEY_VALUE_PARTIAL_INFORMATION, Data), value->data.data(),
value->data.size());
KEY_VALUE_PARTIAL_INFORMATION info{};
info.TitleIndex = 0;
info.Type = value->type;
info.DataLength = static_cast<ULONG>(value->data.size());
return STATUS_SUCCESS;
const emulator_object<KEY_VALUE_PARTIAL_INFORMATION> info_obj{c.emu, key_value_information};
info_obj.write(info);
c.emu.write_memory(key_value_information + offsetof(KEY_VALUE_PARTIAL_INFORMATION, Data),
value->data.data(),
value->data.size());
return STATUS_SUCCESS;
}
if (key_value_information_class == KeyValueFullInformation)
{
const auto required_size = sizeof(KEY_VALUE_FULL_INFORMATION) + (wide_name.size() * 2) + value->data.size() - 1;
result_length.write(static_cast<ULONG>(required_size));
if (required_size > length)
{
return STATUS_BUFFER_TOO_SMALL;
}
KEY_VALUE_FULL_INFORMATION info{};
info.TitleIndex = 0;
info.Type = value->type;
info.DataLength = static_cast<ULONG>(value->data.size());
info.NameLength = static_cast<ULONG>(wide_name.size() * 2);
const emulator_object<KEY_VALUE_FULL_INFORMATION> info_obj{ c.emu, key_value_information };
info_obj.write(info);
c.emu.write_memory(key_value_information + offsetof(KEY_VALUE_BASIC_INFORMATION, Name),
wide_name.data(),
info.NameLength);
c.emu.write_memory(key_value_information + offsetof(KEY_VALUE_FULL_INFORMATION, Name) + info.NameLength,
value->data.data(),
value->data.size());
return STATUS_SUCCESS;
}
c.win_emu.logger.print(color::gray, "Unsupported registry class: %X\n", key_value_information_class);
c.emu.stop();
return STATUS_NOT_SUPPORTED;
}
NTSTATUS handle_NtSetInformationThread(const syscall_context& c, const uint64_t thread_handle,