Lightemerald/windows-user-space-emulator
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Improvements to locale syscalls and fix TimeZone query

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This commit is contained in:
Igor Pissolati
2025-04-22 01:48:52 -03:00
parent 08098da538
commit 7e93f5d7f6
7 changed files with 247 additions and 18 deletions
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36
src/windows-emulator/syscalls/section.cpp
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@@ -64,12 +64,26 @@ namespace syscalls
if (filename == u"\\Windows\\SharedSection")
{
constexpr auto shared_section_size = 0x10000;
const auto address = c.win_emu.memory.find_free_allocation_base(shared_section_size);
c.win_emu.memory.allocate_memory(address, shared_section_size, memory_permission::read_write);
c.proc.shared_section_address = address;
c.proc.shared_section_size = shared_section_size;
section_handle.write(SHARED_SECTION);
return STATUS_SUCCESS;
}
if (filename == u"DBWIN_BUFFER")
{
constexpr auto dbwin_buffer_section_size = 0x1000;
const auto address = c.win_emu.memory.find_free_allocation_base(dbwin_buffer_section_size);
c.win_emu.memory.allocate_memory(address, dbwin_buffer_section_size, memory_permission::read_write);
c.proc.dbwin_buffer = address;
c.proc.dbwin_buffer_size = dbwin_buffer_section_size;
section_handle.write(DBWIN_BUFFER);
return STATUS_SUCCESS;
}
@@ -120,10 +134,8 @@ namespace syscalls
if (section_handle == SHARED_SECTION)
{
constexpr auto shared_section_size = 0x10000;
const auto address = c.win_emu.memory.find_free_allocation_base(shared_section_size);
c.win_emu.memory.allocate_memory(address, shared_section_size, memory_permission::read_write);
const auto shared_section_size = c.proc.shared_section_size;
const auto address = c.proc.shared_section_address;
const std::u16string_view windows_dir = c.proc.kusd.get().NtSystemRoot.arr;
const auto windows_dir_size = windows_dir.size() * 2;
@@ -168,11 +180,8 @@ namespace syscalls
if (section_handle == DBWIN_BUFFER)
{
constexpr auto dbwin_buffer_section_size = 0x1000;
const auto address = c.win_emu.memory.find_free_allocation_base(dbwin_buffer_section_size);
c.win_emu.memory.allocate_memory(address, dbwin_buffer_section_size, memory_permission::read_write);
c.proc.dbwin_buffer = address;
const auto dbwin_buffer_section_size = c.proc.dbwin_buffer_size;
const auto address = c.proc.dbwin_buffer;
if (view_size)
{
@@ -255,10 +264,17 @@ namespace syscalls
return STATUS_INVALID_PARAMETER;
}
if (base_address == c.proc.shared_section_address)
{
c.proc.shared_section_address = 0;
c.win_emu.memory.release_memory(base_address, c.proc.shared_section_size);
return STATUS_SUCCESS;
}
if (base_address == c.proc.dbwin_buffer)
{
c.proc.dbwin_buffer = 0;
c.win_emu.memory.release_memory(base_address, 0x1000);
c.win_emu.memory.release_memory(base_address, c.proc.dbwin_buffer_size);
return STATUS_SUCCESS;
}