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|
const std = @import("std");
const windows = std.os.windows;
// NOTE: The Windows part of the Zig stdlib is currently in the process of
// having most of its features removed, with the ultimate goal of switching to
// serve as a support for higher-level functionality offered in places like
// `std.Io` only. As such this file serves as a "bridge" between type
// information (mostly coming from stdlib) and manually-defined constants and
// external functions.
// Utility functions
pub const GetCurrentProcessId = windows.GetCurrentProcessId;
pub const GetLastError = windows.GetLastError;
pub const unexpectedError = windows.unexpectedError;
pub const unexpectedStatus = windows.unexpectedStatus;
// Primitive types
pub const BOOL = windows.BOOL;
pub const COORD = windows.COORD;
pub const DWORD = windows.DWORD;
pub const DWORD_PTR = windows.DWORD_PTR;
pub const HANDLE = windows.HANDLE;
pub const HINSTANCE = windows.HINSTANCE;
pub const HPCON = windows.LPVOID;
pub const HRESULT = c_long;
pub const LARGE_INTEGER = windows.LARGE_INTEGER;
pub const LPCWSTR = windows.LPCWSTR;
pub const LPSTR = windows.LPSTR;
pub const LPVOID = windows.LPVOID;
pub const LPWSTR = windows.LPWSTR;
pub const PVOID = windows.PVOID;
pub const SIZE_T = windows.SIZE_T;
pub const UINT = windows.UINT;
pub const ULONG = windows.ULONG;
pub const ULONG_PTR = windows.ULONG_PTR;
pub const UNICODE_STRING = windows.UNICODE_STRING;
// Structs and opaque types
pub const LPPROC_THREAD_ATTRIBUTE_LIST = ?*anyopaque;
pub const SECURITY_ATTRIBUTES = windows.SECURITY_ATTRIBUTES;
pub const STARTF_USESTDHANDLES = windows.STARTF_USESTDHANDLES;
pub const STARTUPINFOW = windows.STARTUPINFOW;
pub const OVERLAPPED = extern struct {
Internal: ULONG_PTR,
InternalHigh: ULONG_PTR,
DUMMYUNIONNAME: extern union {
DUMMYSTRUCTNAME: extern struct {
Offset: DWORD,
OffsetHigh: DWORD,
},
Pointer: ?PVOID,
},
hEvent: ?HANDLE,
};
pub const PROCESS_INFORMATION = extern struct {
hProcess: HANDLE,
hThread: HANDLE,
dwProcessId: DWORD,
dwThreadId: DWORD,
};
pub const STARTUPINFOEX = extern struct {
StartupInfo: windows.STARTUPINFOW,
lpAttributeList: LPPROC_THREAD_ATTRIBUTE_LIST,
};
// Well-known constant values
pub const INFINITE = 4294967295;
pub const INVALID_HANDLE_VALUE = windows.INVALID_HANDLE_VALUE;
pub const MAX_PATH = windows.MAX_PATH;
pub const FALSE: windows.BOOL = .fromBool(false);
pub const TRUE: windows.BOOL = .fromBool(true);
// Bit-field and enum constant values
pub const CREATE_UNICODE_ENVIRONMENT = 0x00000400;
pub const EXTENDED_STARTUPINFO_PRESENT = 0x00080000;
pub const FILE_ATTRIBUTE_NORMAL = 0x80;
pub const FILE_FLAG_FIRST_PIPE_INSTANCE = 0x00080000;
pub const FILE_FLAG_OVERLAPPED = 0x40000000;
pub const FILE_NON_DIRECTORY_FILE = 0x00000040;
pub const FILE_SHARE_READ = 0x00000001;
pub const GENERIC_READ = 0x80000000;
pub const HANDLE_FLAG_INHERIT = 0x00000001;
pub const MEM_COMMIT = 0x1000;
pub const MEM_RELEASE = 0x8000;
pub const MEM_RESERVE = 0x2000;
pub const OPEN_EXISTING = 3; // Known as FILE_OPEN in Windows docs
pub const PAGE_READWRITE = 0x04;
pub const PIPE_ACCESS_OUTBOUND = 0x00000002;
pub const PIPE_TYPE_BYTE = 0x00000000;
pub const PROC_THREAD_ATTRIBUTE_ADDITIVE = 0x00040000;
pub const PROC_THREAD_ATTRIBUTE_INPUT = 0x00020000;
pub const PROC_THREAD_ATTRIBUTE_NUMBER = 0x0000FFFF;
pub const PROC_THREAD_ATTRIBUTE_THREAD = 0x00010000;
pub const S_OK = 0;
pub const WAIT_FAILED = 0xFFFFFFFF;
pub const PROC_THREAD_ATTRIBUTE_PSEUDOCONSOLE = ProcThreadAttributeValue(
.ProcThreadAttributePseudoConsole,
false,
true,
false,
);
// Types needed for ntdll calls
pub const ACCESS_MASK = windows.ACCESS_MASK;
pub const IO_STATUS_BLOCK = windows.IO_STATUS_BLOCK;
pub const NTSTATUS = windows.NTSTATUS;
pub const OBJECT_ATTRIBUTES = windows.OBJECT.ATTRIBUTES;
// Exported functions by library
pub const exp = struct {
pub const kernel32 = struct {
pub extern "kernel32" fn CreatePipe(
hReadPipe: *HANDLE,
hWritePipe: *HANDLE,
lpPipeAttributes: ?*const SECURITY_ATTRIBUTES,
nSize: DWORD,
) callconv(.winapi) BOOL;
pub extern "kernel32" fn CreatePseudoConsole(
size: COORD,
hInput: HANDLE,
hOutput: HANDLE,
dwFlags: DWORD,
phPC: *HPCON,
) callconv(.winapi) HRESULT;
pub extern "kernel32" fn ResizePseudoConsole(
hPC: HPCON,
size: COORD,
) callconv(.winapi) HRESULT;
pub extern "kernel32" fn ClosePseudoConsole(hPC: HPCON) callconv(.winapi) void;
pub extern "kernel32" fn InitializeProcThreadAttributeList(
lpAttributeList: LPPROC_THREAD_ATTRIBUTE_LIST,
dwAttributeCount: DWORD,
dwFlags: DWORD,
lpSize: *SIZE_T,
) callconv(.winapi) BOOL;
pub extern "kernel32" fn UpdateProcThreadAttribute(
lpAttributeList: LPPROC_THREAD_ATTRIBUTE_LIST,
dwFlags: DWORD,
Attribute: DWORD_PTR,
lpValue: PVOID,
cbSize: SIZE_T,
lpPreviousValue: ?PVOID,
lpReturnSize: ?*SIZE_T,
) callconv(.winapi) BOOL;
pub extern "kernel32" fn PeekNamedPipe(
hNamedPipe: HANDLE,
lpBuffer: ?LPVOID,
nBufferSize: DWORD,
lpBytesRead: ?*DWORD,
lpTotalBytesAvail: ?*DWORD,
lpBytesLeftThisMessage: ?*DWORD,
) callconv(.winapi) BOOL;
// Duplicated here because lpCommandLine is not marked optional in zig std
pub extern "kernel32" fn CreateProcessW(
lpApplicationName: ?LPWSTR,
lpCommandLine: ?LPWSTR,
lpProcessAttributes: ?*SECURITY_ATTRIBUTES,
lpThreadAttributes: ?*SECURITY_ATTRIBUTES,
bInheritHandles: BOOL,
dwCreationFlags: DWORD,
lpEnvironment: ?*anyopaque,
lpCurrentDirectory: ?LPWSTR,
lpStartupInfo: *STARTUPINFOW,
lpProcessInformation: *PROCESS_INFORMATION,
) callconv(.winapi) BOOL;
/// https://learn.microsoft.com/en-us/windows/win32/api/winbase/nf-winbase-getcomputernamea
pub extern "kernel32" fn GetComputerNameA(
lpBuffer: LPSTR,
nSize: *DWORD,
) callconv(.winapi) BOOL;
/// https://learn.microsoft.com/en-us/windows/win32/api/fileapi/nf-fileapi-gettemppathw
pub extern "kernel32" fn GetTempPathW(
nBufferLength: DWORD,
lpBuffer: LPWSTR,
) callconv(.winapi) DWORD;
pub extern "kernel32" fn SetHandleInformation(
hObject: HANDLE,
dwMask: DWORD,
dwFlags: DWORD,
) callconv(.winapi) BOOL;
pub extern "kernel32" fn CreateFileW(
lpFileName: LPCWSTR,
dwDesiredAccess: DWORD,
dwShareMode: DWORD,
lpSecurityAttributes: ?*SECURITY_ATTRIBUTES,
dwCreationDisposition: DWORD,
dwFlagsAndAttributes: DWORD,
hTemplateFile: ?HANDLE,
) callconv(.winapi) HANDLE;
pub extern "kernel32" fn CreateNamedPipeW(
lpName: LPCWSTR,
dwOpenMode: DWORD,
dwPipeMode: DWORD,
nMaxInstances: DWORD,
nOutBufferSize: DWORD,
nInBufferSize: DWORD,
nDefaultTimeOut: DWORD,
lpSecurityAttributes: ?*const SECURITY_ATTRIBUTES,
) callconv(.winapi) HANDLE;
pub extern "kernel32" fn CloseHandle(
hObject: HANDLE,
) callconv(.winapi) BOOL;
pub extern "kernel32" fn VirtualAlloc(
lpAddress: ?LPVOID,
dwSize: SIZE_T,
flAllocationType: DWORD,
flProtect: DWORD,
) callconv(.winapi) ?LPVOID;
pub extern "kernel32" fn VirtualFree(
lpAddress: ?LPVOID,
dwSize: SIZE_T,
dwFreeType: DWORD,
) callconv(.winapi) BOOL;
pub extern "kernel32" fn WaitForSingleObject(
hHandle: HANDLE,
dwMilliseconds: DWORD,
) callconv(.winapi) DWORD;
pub extern "kernel32" fn GetExitCodeProcess(
hProcess: HANDLE,
lpExitCode: *DWORD,
) callconv(.winapi) BOOL;
pub extern "kernel32" fn TerminateProcess(
hProcess: HANDLE,
uExitCode: UINT,
) callconv(.winapi) BOOL;
pub extern "kernel32" fn CancelIoEx(
hFile: HANDLE,
lpOverlapped: ?*OVERLAPPED,
) callconv(.winapi) BOOL;
pub extern "kernel32" fn ReadFile(
hFile: HANDLE,
lpBuffer: LPVOID,
nNumberOfBytesToRead: DWORD,
lpNumberOfBytesRead: ?*DWORD,
lpOverlapped: ?*OVERLAPPED,
) callconv(.winapi) BOOL;
};
pub const ntdll = struct {
pub extern "ntdll" fn NtCreateFile(
FileHandle: *HANDLE,
DesiredAccess: ACCESS_MASK,
ObjectAttributes: *OBJECT_ATTRIBUTES,
IoStatusBlock: *IO_STATUS_BLOCK,
AllocationSize: ?*LARGE_INTEGER,
FileAttributes: ULONG,
ShareAccess: ULONG,
CreateDisposition: ULONG,
CreateOptions: ULONG,
EaBuffer: ?*anyopaque,
EaLength: ULONG,
) callconv(.winapi) NTSTATUS;
};
};
pub const ProcThreadAttributeNumber = enum(DWORD) {
ProcThreadAttributePseudoConsole = 22,
_,
};
/// Corresponds to the ProcThreadAttributeValue define in WinBase.h
pub fn ProcThreadAttributeValue(
comptime attribute: ProcThreadAttributeNumber,
comptime thread: bool,
comptime input: bool,
comptime additive: bool,
) DWORD {
return (@intFromEnum(attribute) & PROC_THREAD_ATTRIBUTE_NUMBER) |
(if (thread) PROC_THREAD_ATTRIBUTE_THREAD else 0) |
(if (input) PROC_THREAD_ATTRIBUTE_INPUT else 0) |
(if (additive) PROC_THREAD_ATTRIBUTE_ADDITIVE else 0);
}
|
