library/std/src/sys/windows/c.rs

   1 //! C definitions used by libnative that don't belong in liblibc
   2
   3 #![allow(nonstandard_style)]
   4 #![cfg_attr(test, allow(dead_code))]
   5 #![unstable(issue = "none", feature = "windows_c")]
   6
   7 use crate::os::raw::{c_char, c_int, c_long, c_longlong, c_uint, c_ulong, c_ushort};
   8 use crate::ptr;
   9
  10 use libc::{c_void, size_t, wchar_t};
  11
  12 pub use self::EXCEPTION_DISPOSITION::*;
  13 pub use self::FILE_INFO_BY_HANDLE_CLASS::*;
  14
  15 pub type DWORD = c_ulong;
  16 pub type HANDLE = LPVOID;
  17 pub type HINSTANCE = HANDLE;
  18 pub type HMODULE = HINSTANCE;
  19 pub type HRESULT = LONG;
  20 pub type BOOL = c_int;
  21 pub type BYTE = u8;
  22 pub type BOOLEAN = BYTE;
  23 pub type GROUP = c_uint;
  24 pub type LARGE_INTEGER = c_longlong;
  25 pub type LONG = c_long;
  26 pub type UINT = c_uint;
  27 pub type WCHAR = u16;
  28 pub type USHORT = c_ushort;
  29 pub type SIZE_T = usize;
  30 pub type WORD = u16;
  31 pub type CHAR = c_char;
  32 pub type ULONG_PTR = usize;
  33 pub type ULONG = c_ulong;
  34 pub type NTSTATUS = LONG;
  35 pub type ACCESS_MASK = DWORD;
  36
  37 pub type LPBOOL = *mut BOOL;
  38 pub type LPBYTE = *mut BYTE;
  39 pub type LPCSTR = *const CHAR;
  40 pub type LPCWSTR = *const WCHAR;
  41 pub type LPDWORD = *mut DWORD;
  42 pub type LPHANDLE = *mut HANDLE;
  43 pub type LPOVERLAPPED = *mut OVERLAPPED;
  44 pub type LPPROCESS_INFORMATION = *mut PROCESS_INFORMATION;
  45 pub type LPSECURITY_ATTRIBUTES = *mut SECURITY_ATTRIBUTES;
  46 pub type LPSTARTUPINFO = *mut STARTUPINFO;
  47 pub type LPVOID = *mut c_void;
  48 pub type LPWCH = *mut WCHAR;
  49 pub type LPWIN32_FIND_DATAW = *mut WIN32_FIND_DATAW;
  50 pub type LPWSADATA = *mut WSADATA;
  51 pub type LPWSAPROTOCOL_INFO = *mut WSAPROTOCOL_INFO;
  52 pub type LPWSTR = *mut WCHAR;
  53 pub type LPFILETIME = *mut FILETIME;
  54 pub type LPWSABUF = *mut WSABUF;
  55 pub type LPWSAOVERLAPPED = *mut c_void;
  56 pub type LPWSAOVERLAPPED_COMPLETION_ROUTINE = *mut c_void;
  57
  58 pub type PCONDITION_VARIABLE = *mut CONDITION_VARIABLE;
  59 pub type PLARGE_INTEGER = *mut c_longlong;
  60 pub type PSRWLOCK = *mut SRWLOCK;
  61
  62 pub type SOCKET = crate::os::windows::raw::SOCKET;
  63 pub type socklen_t = c_int;
  64 pub type ADDRESS_FAMILY = USHORT;
  65
  66 pub const TRUE: BOOL = 1;
  67 pub const FALSE: BOOL = 0;
  68
  69 pub const FILE_ATTRIBUTE_READONLY: DWORD = 0x1;
  70 pub const FILE_ATTRIBUTE_DIRECTORY: DWORD = 0x10;
  71 pub const FILE_ATTRIBUTE_REPARSE_POINT: DWORD = 0x400;
  72
  73 pub const FILE_SHARE_DELETE: DWORD = 0x4;
  74 pub const FILE_SHARE_READ: DWORD = 0x1;
  75 pub const FILE_SHARE_WRITE: DWORD = 0x2;
  76
  77 pub const CREATE_ALWAYS: DWORD = 2;
  78 pub const CREATE_NEW: DWORD = 1;
  79 pub const OPEN_ALWAYS: DWORD = 4;
  80 pub const OPEN_EXISTING: DWORD = 3;
  81 pub const TRUNCATE_EXISTING: DWORD = 5;
  82
  83 pub const FILE_WRITE_DATA: DWORD = 0x00000002;
  84 pub const FILE_APPEND_DATA: DWORD = 0x00000004;
  85 pub const FILE_WRITE_EA: DWORD = 0x00000010;
  86 pub const FILE_WRITE_ATTRIBUTES: DWORD = 0x00000100;
  87 pub const READ_CONTROL: DWORD = 0x00020000;
  88 pub const SYNCHRONIZE: DWORD = 0x00100000;
  89 pub const GENERIC_READ: DWORD = 0x80000000;
  90 pub const GENERIC_WRITE: DWORD = 0x40000000;
  91 pub const STANDARD_RIGHTS_WRITE: DWORD = READ_CONTROL;
  92 pub const FILE_GENERIC_WRITE: DWORD = STANDARD_RIGHTS_WRITE
  93     | FILE_WRITE_DATA
  94     | FILE_WRITE_ATTRIBUTES
  95     | FILE_WRITE_EA
  96     | FILE_APPEND_DATA
  97     | SYNCHRONIZE;
  98
  99 pub const FILE_FLAG_OPEN_REPARSE_POINT: DWORD = 0x00200000;
 100 pub const FILE_FLAG_BACKUP_SEMANTICS: DWORD = 0x02000000;
 101 pub const SECURITY_SQOS_PRESENT: DWORD = 0x00100000;
 102
 103 pub const FIONBIO: c_ulong = 0x8004667e;
 104
 105 #[repr(C)]
 106 #[derive(Copy)]
 107 pub struct WIN32_FIND_DATAW {
 108     pub dwFileAttributes: DWORD,
 109     pub ftCreationTime: FILETIME,
 110     pub ftLastAccessTime: FILETIME,
 111     pub ftLastWriteTime: FILETIME,
 112     pub nFileSizeHigh: DWORD,
 113     pub nFileSizeLow: DWORD,
 114     pub dwReserved0: DWORD,
 115     pub dwReserved1: DWORD,
 116     pub cFileName: [wchar_t; 260], // #define MAX_PATH 260
 117     pub cAlternateFileName: [wchar_t; 14],
 118 }
 119 impl Clone for WIN32_FIND_DATAW {
 120     fn clone(&self) -> Self {
 121         *self
 122     }
 123 }
 124
 125 pub const WSA_FLAG_OVERLAPPED: DWORD = 0x01;
 126 pub const WSA_FLAG_NO_HANDLE_INHERIT: DWORD = 0x80;
 127
 128 pub const WSADESCRIPTION_LEN: usize = 256;
 129 pub const WSASYS_STATUS_LEN: usize = 128;
 130 pub const WSAPROTOCOL_LEN: DWORD = 255;
 131 pub const INVALID_SOCKET: SOCKET = !0;
 132
 133 pub const WSAEACCES: c_int = 10013;
 134 pub const WSAEINVAL: c_int = 10022;
 135 pub const WSAEWOULDBLOCK: c_int = 10035;
 136 pub const WSAEPROTOTYPE: c_int = 10041;
 137 pub const WSAEADDRINUSE: c_int = 10048;
 138 pub const WSAEADDRNOTAVAIL: c_int = 10049;
 139 pub const WSAECONNABORTED: c_int = 10053;
 140 pub const WSAECONNRESET: c_int = 10054;
 141 pub const WSAENOTCONN: c_int = 10057;
 142 pub const WSAESHUTDOWN: c_int = 10058;
 143 pub const WSAETIMEDOUT: c_int = 10060;
 144 pub const WSAECONNREFUSED: c_int = 10061;
 145
 146 pub const MAX_PROTOCOL_CHAIN: DWORD = 7;
 147
 148 pub const MAXIMUM_REPARSE_DATA_BUFFER_SIZE: usize = 16 * 1024;
 149 pub const FSCTL_GET_REPARSE_POINT: DWORD = 0x900a8;
 150 pub const IO_REPARSE_TAG_SYMLINK: DWORD = 0xa000000c;
 151 pub const IO_REPARSE_TAG_MOUNT_POINT: DWORD = 0xa0000003;
 152 pub const SYMLINK_FLAG_RELATIVE: DWORD = 0x00000001;
 153 pub const FSCTL_SET_REPARSE_POINT: DWORD = 0x900a4;
 154
 155 pub const SYMBOLIC_LINK_FLAG_DIRECTORY: DWORD = 0x1;
 156 pub const SYMBOLIC_LINK_FLAG_ALLOW_UNPRIVILEGED_CREATE: DWORD = 0x2;
 157
 158 // Note that these are not actually HANDLEs, just values to pass to GetStdHandle
 159 pub const STD_INPUT_HANDLE: DWORD = -10i32 as DWORD;
 160 pub const STD_OUTPUT_HANDLE: DWORD = -11i32 as DWORD;
 161 pub const STD_ERROR_HANDLE: DWORD = -12i32 as DWORD;
 162
 163 pub const PROGRESS_CONTINUE: DWORD = 0;
 164
 165 // List of Windows system error codes with descriptions:
 166 // https://docs.microsoft.com/en-us/windows/win32/debug/system-error-codes#system-error-codes
 167 pub const ERROR_FILE_NOT_FOUND: DWORD = 2;
 168 pub const ERROR_PATH_NOT_FOUND: DWORD = 3;
 169 pub const ERROR_ACCESS_DENIED: DWORD = 5;
 170 pub const ERROR_INVALID_HANDLE: DWORD = 6;
 171 pub const ERROR_NO_MORE_FILES: DWORD = 18;
 172 pub const ERROR_HANDLE_EOF: DWORD = 38;
 173 pub const ERROR_FILE_EXISTS: DWORD = 80;
 174 pub const ERROR_INVALID_PARAMETER: DWORD = 87;
 175 pub const ERROR_BROKEN_PIPE: DWORD = 109;
 176 pub const ERROR_CALL_NOT_IMPLEMENTED: DWORD = 120;
 177 pub const ERROR_SEM_TIMEOUT: DWORD = 121;
 178 pub const ERROR_INSUFFICIENT_BUFFER: DWORD = 122;
 179 pub const ERROR_ALREADY_EXISTS: DWORD = 183;
 180 pub const ERROR_ENVVAR_NOT_FOUND: DWORD = 203;
 181 pub const ERROR_NO_DATA: DWORD = 232;
 182 pub const ERROR_DRIVER_CANCEL_TIMEOUT: DWORD = 594;
 183 pub const ERROR_OPERATION_ABORTED: DWORD = 995;
 184 pub const ERROR_IO_PENDING: DWORD = 997;
 185 pub const ERROR_SERVICE_REQUEST_TIMEOUT: DWORD = 1053;
 186 pub const ERROR_COUNTER_TIMEOUT: DWORD = 1121;
 187 pub const ERROR_TIMEOUT: DWORD = 1460;
 188 pub const ERROR_RESOURCE_CALL_TIMED_OUT: DWORD = 5910;
 189 pub const ERROR_CTX_MODEM_RESPONSE_TIMEOUT: DWORD = 7012;
 190 pub const ERROR_CTX_CLIENT_QUERY_TIMEOUT: DWORD = 7040;
 191 pub const FRS_ERR_SYSVOL_POPULATE_TIMEOUT: DWORD = 8014;
 192 pub const ERROR_DS_TIMELIMIT_EXCEEDED: DWORD = 8226;
 193 pub const DNS_ERROR_RECORD_TIMED_OUT: DWORD = 9705;
 194 pub const ERROR_IPSEC_IKE_TIMED_OUT: DWORD = 13805;
 195 pub const ERROR_RUNLEVEL_SWITCH_TIMEOUT: DWORD = 15402;
 196 pub const ERROR_RUNLEVEL_SWITCH_AGENT_TIMEOUT: DWORD = 15403;
 197
 198 pub const E_NOTIMPL: HRESULT = 0x80004001u32 as HRESULT;
 199
 200 pub const INVALID_HANDLE_VALUE: HANDLE = !0 as HANDLE;
 201
 202 pub const FACILITY_NT_BIT: DWORD = 0x1000_0000;
 203
 204 pub const FORMAT_MESSAGE_FROM_SYSTEM: DWORD = 0x00001000;
 205 pub const FORMAT_MESSAGE_FROM_HMODULE: DWORD = 0x00000800;
 206 pub const FORMAT_MESSAGE_IGNORE_INSERTS: DWORD = 0x00000200;
 207
 208 pub const TLS_OUT_OF_INDEXES: DWORD = 0xFFFFFFFF;
 209
 210 pub const DLL_THREAD_DETACH: DWORD = 3;
 211 pub const DLL_PROCESS_DETACH: DWORD = 0;
 212
 213 pub const INFINITE: DWORD = !0;
 214
 215 pub const DUPLICATE_SAME_ACCESS: DWORD = 0x00000002;
 216
 217 pub const CONDITION_VARIABLE_INIT: CONDITION_VARIABLE = CONDITION_VARIABLE { ptr: ptr::null_mut() };
 218 pub const SRWLOCK_INIT: SRWLOCK = SRWLOCK { ptr: ptr::null_mut() };
 219
 220 pub const DETACHED_PROCESS: DWORD = 0x00000008;
 221 pub const CREATE_NEW_PROCESS_GROUP: DWORD = 0x00000200;
 222 pub const CREATE_UNICODE_ENVIRONMENT: DWORD = 0x00000400;
 223 pub const STARTF_USESTDHANDLES: DWORD = 0x00000100;
 224
 225 pub const AF_INET: c_int = 2;
 226 pub const AF_INET6: c_int = 23;
 227 pub const SD_BOTH: c_int = 2;
 228 pub const SD_RECEIVE: c_int = 0;
 229 pub const SD_SEND: c_int = 1;
 230 pub const SOCK_DGRAM: c_int = 2;
 231 pub const SOCK_STREAM: c_int = 1;
 232 pub const SOL_SOCKET: c_int = 0xffff;
 233 pub const SO_RCVTIMEO: c_int = 0x1006;
 234 pub const SO_SNDTIMEO: c_int = 0x1005;
 235 pub const IPPROTO_IP: c_int = 0;
 236 pub const IPPROTO_TCP: c_int = 6;
 237 pub const IPPROTO_IPV6: c_int = 41;
 238 pub const TCP_NODELAY: c_int = 0x0001;
 239 pub const IP_TTL: c_int = 4;
 240 pub const IPV6_V6ONLY: c_int = 27;
 241 pub const SO_ERROR: c_int = 0x1007;
 242 pub const SO_BROADCAST: c_int = 0x0020;
 243 pub const IP_MULTICAST_LOOP: c_int = 11;
 244 pub const IPV6_MULTICAST_LOOP: c_int = 11;
 245 pub const IP_MULTICAST_TTL: c_int = 10;
 246 pub const IP_ADD_MEMBERSHIP: c_int = 12;
 247 pub const IP_DROP_MEMBERSHIP: c_int = 13;
 248 pub const IPV6_ADD_MEMBERSHIP: c_int = 12;
 249 pub const IPV6_DROP_MEMBERSHIP: c_int = 13;
 250 pub const MSG_PEEK: c_int = 0x2;
 251
 252 #[repr(C)]
 253 pub struct ip_mreq {
 254     pub imr_multiaddr: in_addr,
 255     pub imr_interface: in_addr,
 256 }
 257
 258 #[repr(C)]
 259 pub struct ipv6_mreq {
 260     pub ipv6mr_multiaddr: in6_addr,
 261     pub ipv6mr_interface: c_uint,
 262 }
 263
 264 pub const VOLUME_NAME_DOS: DWORD = 0x0;
 265 pub const MOVEFILE_REPLACE_EXISTING: DWORD = 1;
 266
 267 pub const FILE_BEGIN: DWORD = 0;
 268 pub const FILE_CURRENT: DWORD = 1;
 269 pub const FILE_END: DWORD = 2;
 270
 271 pub const WAIT_OBJECT_0: DWORD = 0x00000000;
 272 pub const WAIT_TIMEOUT: DWORD = 258;
 273 pub const WAIT_FAILED: DWORD = 0xFFFFFFFF;
 274
 275 pub const PIPE_ACCESS_INBOUND: DWORD = 0x00000001;
 276 pub const PIPE_ACCESS_OUTBOUND: DWORD = 0x00000002;
 277 pub const FILE_FLAG_FIRST_PIPE_INSTANCE: DWORD = 0x00080000;
 278 pub const FILE_FLAG_OVERLAPPED: DWORD = 0x40000000;
 279 pub const PIPE_WAIT: DWORD = 0x00000000;
 280 pub const PIPE_TYPE_BYTE: DWORD = 0x00000000;
 281 pub const PIPE_REJECT_REMOTE_CLIENTS: DWORD = 0x00000008;
 282 pub const PIPE_READMODE_BYTE: DWORD = 0x00000000;
 283
 284 pub const FD_SETSIZE: usize = 64;
 285
 286 pub const STACK_SIZE_PARAM_IS_A_RESERVATION: DWORD = 0x00010000;
 287
 288 pub const STATUS_SUCCESS: NTSTATUS = 0x00000000;
 289
 290 #[repr(C)]
 291 #[cfg(not(target_pointer_width = "64"))]
 292 pub struct WSADATA {
 293     pub wVersion: WORD,
 294     pub wHighVersion: WORD,
 295     pub szDescription: [u8; WSADESCRIPTION_LEN + 1],
 296     pub szSystemStatus: [u8; WSASYS_STATUS_LEN + 1],
 297     pub iMaxSockets: u16,
 298     pub iMaxUdpDg: u16,
 299     pub lpVendorInfo: *mut u8,
 300 }
 301 #[repr(C)]
 302 #[cfg(target_pointer_width = "64")]
 303 pub struct WSADATA {
 304     pub wVersion: WORD,
 305     pub wHighVersion: WORD,
 306     pub iMaxSockets: u16,
 307     pub iMaxUdpDg: u16,
 308     pub lpVendorInfo: *mut u8,
 309     pub szDescription: [u8; WSADESCRIPTION_LEN + 1],
 310     pub szSystemStatus: [u8; WSASYS_STATUS_LEN + 1],
 311 }
 312
 313 #[derive(Copy, Clone)]
 314 #[repr(C)]
 315 pub struct WSABUF {
 316     pub len: ULONG,
 317     pub buf: *mut CHAR,
 318 }
 319
 320 #[repr(C)]
 321 pub struct WSAPROTOCOL_INFO {
 322     pub dwServiceFlags1: DWORD,
 323     pub dwServiceFlags2: DWORD,
 324     pub dwServiceFlags3: DWORD,
 325     pub dwServiceFlags4: DWORD,
 326     pub dwProviderFlags: DWORD,
 327     pub ProviderId: GUID,
 328     pub dwCatalogEntryId: DWORD,
 329     pub ProtocolChain: WSAPROTOCOLCHAIN,
 330     pub iVersion: c_int,
 331     pub iAddressFamily: c_int,
 332     pub iMaxSockAddr: c_int,
 333     pub iMinSockAddr: c_int,
 334     pub iSocketType: c_int,
 335     pub iProtocol: c_int,
 336     pub iProtocolMaxOffset: c_int,
 337     pub iNetworkByteOrder: c_int,
 338     pub iSecurityScheme: c_int,
 339     pub dwMessageSize: DWORD,
 340     pub dwProviderReserved: DWORD,
 341     pub szProtocol: [u16; (WSAPROTOCOL_LEN as usize) + 1],
 342 }
 343
 344 #[repr(C)]
 345 #[derive(Copy, Clone)]
 346 pub struct WIN32_FILE_ATTRIBUTE_DATA {
 347     pub dwFileAttributes: DWORD,
 348     pub ftCreationTime: FILETIME,
 349     pub ftLastAccessTime: FILETIME,
 350     pub ftLastWriteTime: FILETIME,
 351     pub nFileSizeHigh: DWORD,
 352     pub nFileSizeLow: DWORD,
 353 }
 354
 355 #[repr(C)]
 356 #[allow(dead_code)] // we only use some variants
 357 pub enum FILE_INFO_BY_HANDLE_CLASS {
 358     FileBasicInfo = 0,
 359     FileStandardInfo = 1,
 360     FileNameInfo = 2,
 361     FileRenameInfo = 3,
 362     FileDispositionInfo = 4,
 363     FileAllocationInfo = 5,
 364     FileEndOfFileInfo = 6,
 365     FileStreamInfo = 7,
 366     FileCompressionInfo = 8,
 367     FileAttributeTagInfo = 9,
 368     FileIdBothDirectoryInfo = 10,        // 0xA
 369     FileIdBothDirectoryRestartInfo = 11, // 0xB
 370     FileIoPriorityHintInfo = 12,         // 0xC
 371     FileRemoteProtocolInfo = 13,         // 0xD
 372     FileFullDirectoryInfo = 14,          // 0xE
 373     FileFullDirectoryRestartInfo = 15,   // 0xF
 374     FileStorageInfo = 16,                // 0x10
 375     FileAlignmentInfo = 17,              // 0x11
 376     FileIdInfo = 18,                     // 0x12
 377     FileIdExtdDirectoryInfo = 19,        // 0x13
 378     FileIdExtdDirectoryRestartInfo = 20, // 0x14
 379     MaximumFileInfoByHandlesClass,
 380 }
 381
 382 #[repr(C)]
 383 pub struct FILE_BASIC_INFO {
 384     pub CreationTime: LARGE_INTEGER,
 385     pub LastAccessTime: LARGE_INTEGER,
 386     pub LastWriteTime: LARGE_INTEGER,
 387     pub ChangeTime: LARGE_INTEGER,
 388     pub FileAttributes: DWORD,
 389 }
 390
 391 #[repr(C)]
 392 pub struct FILE_END_OF_FILE_INFO {
 393     pub EndOfFile: LARGE_INTEGER,
 394 }
 395
 396 #[repr(C)]
 397 pub struct REPARSE_DATA_BUFFER {
 398     pub ReparseTag: c_uint,
 399     pub ReparseDataLength: c_ushort,
 400     pub Reserved: c_ushort,
 401     pub rest: (),
 402 }
 403
 404 #[repr(C)]
 405 pub struct SYMBOLIC_LINK_REPARSE_BUFFER {
 406     pub SubstituteNameOffset: c_ushort,
 407     pub SubstituteNameLength: c_ushort,
 408     pub PrintNameOffset: c_ushort,
 409     pub PrintNameLength: c_ushort,
 410     pub Flags: c_ulong,
 411     pub PathBuffer: WCHAR,
 412 }
 413
 414 #[repr(C)]
 415 pub struct MOUNT_POINT_REPARSE_BUFFER {
 416     pub SubstituteNameOffset: c_ushort,
 417     pub SubstituteNameLength: c_ushort,
 418     pub PrintNameOffset: c_ushort,
 419     pub PrintNameLength: c_ushort,
 420     pub PathBuffer: WCHAR,
 421 }
 422
 423 pub type LPPROGRESS_ROUTINE = crate::option::Option<
 424     unsafe extern "system" fn(
 425         TotalFileSize: LARGE_INTEGER,
 426         TotalBytesTransferred: LARGE_INTEGER,
 427         StreamSize: LARGE_INTEGER,
 428         StreamBytesTransferred: LARGE_INTEGER,
 429         dwStreamNumber: DWORD,
 430         dwCallbackReason: DWORD,
 431         hSourceFile: HANDLE,
 432         hDestinationFile: HANDLE,
 433         lpData: LPVOID,
 434     ) -> DWORD,
 435 >;
 436
 437 #[repr(C)]
 438 pub struct CONDITION_VARIABLE {
 439     pub ptr: LPVOID,
 440 }
 441 #[repr(C)]
 442 pub struct SRWLOCK {
 443     pub ptr: LPVOID,
 444 }
 445 #[repr(C)]
 446 pub struct CRITICAL_SECTION {
 447     CriticalSectionDebug: LPVOID,
 448     LockCount: LONG,
 449     RecursionCount: LONG,
 450     OwningThread: HANDLE,
 451     LockSemaphore: HANDLE,
 452     SpinCount: ULONG_PTR,
 453 }
 454
 455 #[repr(C)]
 456 pub struct REPARSE_MOUNTPOINT_DATA_BUFFER {
 457     pub ReparseTag: DWORD,
 458     pub ReparseDataLength: DWORD,
 459     pub Reserved: WORD,
 460     pub ReparseTargetLength: WORD,
 461     pub ReparseTargetMaximumLength: WORD,
 462     pub Reserved1: WORD,
 463     pub ReparseTarget: WCHAR,
 464 }
 465
 466 #[repr(C)]
 467 pub struct GUID {
 468     pub Data1: DWORD,
 469     pub Data2: WORD,
 470     pub Data3: WORD,
 471     pub Data4: [BYTE; 8],
 472 }
 473
 474 #[repr(C)]
 475 pub struct WSAPROTOCOLCHAIN {
 476     pub ChainLen: c_int,
 477     pub ChainEntries: [DWORD; MAX_PROTOCOL_CHAIN as usize],
 478 }
 479
 480 #[repr(C)]
 481 pub struct SECURITY_ATTRIBUTES {
 482     pub nLength: DWORD,
 483     pub lpSecurityDescriptor: LPVOID,
 484     pub bInheritHandle: BOOL,
 485 }
 486
 487 #[repr(C)]
 488 pub struct PROCESS_INFORMATION {
 489     pub hProcess: HANDLE,
 490     pub hThread: HANDLE,
 491     pub dwProcessId: DWORD,
 492     pub dwThreadId: DWORD,
 493 }
 494
 495 #[repr(C)]
 496 pub struct STARTUPINFO {
 497     pub cb: DWORD,
 498     pub lpReserved: LPWSTR,
 499     pub lpDesktop: LPWSTR,
 500     pub lpTitle: LPWSTR,
 501     pub dwX: DWORD,
 502     pub dwY: DWORD,
 503     pub dwXSize: DWORD,
 504     pub dwYSize: DWORD,
 505     pub dwXCountChars: DWORD,
 506     pub dwYCountCharts: DWORD,
 507     pub dwFillAttribute: DWORD,
 508     pub dwFlags: DWORD,
 509     pub wShowWindow: WORD,
 510     pub cbReserved2: WORD,
 511     pub lpReserved2: LPBYTE,
 512     pub hStdInput: HANDLE,
 513     pub hStdOutput: HANDLE,
 514     pub hStdError: HANDLE,
 515 }
 516
 517 #[repr(C)]
 518 pub struct SOCKADDR {
 519     pub sa_family: ADDRESS_FAMILY,
 520     pub sa_data: [CHAR; 14],
 521 }
 522
 523 #[repr(C)]
 524 #[derive(Copy, Clone)]
 525 pub struct FILETIME {
 526     pub dwLowDateTime: DWORD,
 527     pub dwHighDateTime: DWORD,
 528 }
 529
 530 #[repr(C)]
 531 pub struct OVERLAPPED {
 532     pub Internal: *mut c_ulong,
 533     pub InternalHigh: *mut c_ulong,
 534     pub Offset: DWORD,
 535     pub OffsetHigh: DWORD,
 536     pub hEvent: HANDLE,
 537 }
 538
 539 #[repr(C)]
 540 #[allow(dead_code)] // we only use some variants
 541 pub enum ADDRESS_MODE {
 542     AddrMode1616,
 543     AddrMode1632,
 544     AddrModeReal,
 545     AddrModeFlat,
 546 }
 547
 548 #[repr(C)]
 549 pub struct SOCKADDR_STORAGE_LH {
 550     pub ss_family: ADDRESS_FAMILY,
 551     pub __ss_pad1: [CHAR; 6],
 552     pub __ss_align: i64,
 553     pub __ss_pad2: [CHAR; 112],
 554 }
 555
 556 #[repr(C)]
 557 pub struct ADDRINFOA {
 558     pub ai_flags: c_int,
 559     pub ai_family: c_int,
 560     pub ai_socktype: c_int,
 561     pub ai_protocol: c_int,
 562     pub ai_addrlen: size_t,
 563     pub ai_canonname: *mut c_char,
 564     pub ai_addr: *mut SOCKADDR,
 565     pub ai_next: *mut ADDRINFOA,
 566 }
 567
 568 #[repr(C)]
 569 #[derive(Copy, Clone)]
 570 pub struct sockaddr_in {
 571     pub sin_family: ADDRESS_FAMILY,
 572     pub sin_port: USHORT,
 573     pub sin_addr: in_addr,
 574     pub sin_zero: [CHAR; 8],
 575 }
 576
 577 #[repr(C)]
 578 #[derive(Copy, Clone)]
 579 pub struct sockaddr_in6 {
 580     pub sin6_family: ADDRESS_FAMILY,
 581     pub sin6_port: USHORT,
 582     pub sin6_flowinfo: c_ulong,
 583     pub sin6_addr: in6_addr,
 584     pub sin6_scope_id: c_ulong,
 585 }
 586
 587 #[repr(C)]
 588 #[derive(Copy, Clone)]
 589 pub struct in_addr {
 590     pub s_addr: u32,
 591 }
 592
 593 #[repr(C)]
 594 #[derive(Copy, Clone)]
 595 pub struct in6_addr {
 596     pub s6_addr: [u8; 16],
 597 }
 598
 599 #[repr(C)]
 600 #[derive(Copy, Clone)]
 601 #[allow(dead_code)] // we only use some variants
 602 pub enum EXCEPTION_DISPOSITION {
 603     ExceptionContinueExecution,
 604     ExceptionContinueSearch,
 605     ExceptionNestedException,
 606     ExceptionCollidedUnwind,
 607 }
 608
 609 #[repr(C)]
 610 #[derive(Copy)]
 611 pub struct fd_set {
 612     pub fd_count: c_uint,
 613     pub fd_array: [SOCKET; FD_SETSIZE],
 614 }
 615
 616 impl Clone for fd_set {
 617     fn clone(&self) -> fd_set {
 618         *self
 619     }
 620 }
 621
 622 #[repr(C)]
 623 #[derive(Copy, Clone)]
 624 pub struct timeval {
 625     pub tv_sec: c_long,
 626     pub tv_usec: c_long,
 627 }
 628
 629 // Functions forbidden when targeting UWP
 630 cfg_if::cfg_if! {
 631 if #[cfg(not(target_vendor = "uwp"))] {
 632     pub const EXCEPTION_CONTINUE_SEARCH: LONG = 0;
 633     pub const EXCEPTION_STACK_OVERFLOW: DWORD = 0xc00000fd;
 634     pub const EXCEPTION_MAXIMUM_PARAMETERS: usize = 15;
 635
 636     #[repr(C)]
 637     pub struct EXCEPTION_RECORD {
 638         pub ExceptionCode: DWORD,
 639         pub ExceptionFlags: DWORD,
 640         pub ExceptionRecord: *mut EXCEPTION_RECORD,
 641         pub ExceptionAddress: LPVOID,
 642         pub NumberParameters: DWORD,
 643         pub ExceptionInformation: [LPVOID; EXCEPTION_MAXIMUM_PARAMETERS]
 644     }
 645
 646     pub enum CONTEXT {}
 647
 648     #[repr(C)]
 649     pub struct EXCEPTION_POINTERS {
 650         pub ExceptionRecord: *mut EXCEPTION_RECORD,
 651         pub ContextRecord: *mut CONTEXT,
 652     }
 653
 654     pub type PVECTORED_EXCEPTION_HANDLER = extern "system"
 655             fn(ExceptionInfo: *mut EXCEPTION_POINTERS) -> LONG;
 656
 657     #[repr(C)]
 658     #[derive(Copy, Clone)]
 659     pub struct CONSOLE_READCONSOLE_CONTROL {
 660         pub nLength: ULONG,
 661         pub nInitialChars: ULONG,
 662         pub dwCtrlWakeupMask: ULONG,
 663         pub dwControlKeyState: ULONG,
 664     }
 665
 666     pub type PCONSOLE_READCONSOLE_CONTROL = *mut CONSOLE_READCONSOLE_CONTROL;
 667
 668     #[repr(C)]
 669     pub struct BY_HANDLE_FILE_INFORMATION {
 670         pub dwFileAttributes: DWORD,
 671         pub ftCreationTime: FILETIME,
 672         pub ftLastAccessTime: FILETIME,
 673         pub ftLastWriteTime: FILETIME,
 674         pub dwVolumeSerialNumber: DWORD,
 675         pub nFileSizeHigh: DWORD,
 676         pub nFileSizeLow: DWORD,
 677         pub nNumberOfLinks: DWORD,
 678         pub nFileIndexHigh: DWORD,
 679         pub nFileIndexLow: DWORD,
 680     }
 681
 682     pub type LPBY_HANDLE_FILE_INFORMATION = *mut BY_HANDLE_FILE_INFORMATION;
 683     pub type LPCVOID = *const c_void;
 684
 685     pub const HANDLE_FLAG_INHERIT: DWORD = 0x00000001;
 686
 687     pub const TOKEN_READ: DWORD = 0x20008;
 688
 689     extern "system" {
 690         #[link_name = "SystemFunction036"]
 691         pub fn RtlGenRandom(RandomBuffer: *mut u8, RandomBufferLength: ULONG) -> BOOLEAN;
 692
 693         pub fn ReadConsoleW(hConsoleInput: HANDLE,
 694                             lpBuffer: LPVOID,
 695                             nNumberOfCharsToRead: DWORD,
 696                             lpNumberOfCharsRead: LPDWORD,
 697                             pInputControl: PCONSOLE_READCONSOLE_CONTROL) -> BOOL;
 698
 699         pub fn WriteConsoleW(hConsoleOutput: HANDLE,
 700                              lpBuffer: LPCVOID,
 701                              nNumberOfCharsToWrite: DWORD,
 702                              lpNumberOfCharsWritten: LPDWORD,
 703                              lpReserved: LPVOID) -> BOOL;
 704
 705         pub fn GetConsoleMode(hConsoleHandle: HANDLE,
 706                               lpMode: LPDWORD) -> BOOL;
 707         // Allowed but unused by UWP
 708         pub fn OpenProcessToken(ProcessHandle: HANDLE,
 709                                 DesiredAccess: DWORD,
 710                                 TokenHandle: *mut HANDLE) -> BOOL;
 711         pub fn GetUserProfileDirectoryW(hToken: HANDLE,
 712                                         lpProfileDir: LPWSTR,
 713                                         lpcchSize: *mut DWORD) -> BOOL;
 714         pub fn GetFileInformationByHandle(hFile: HANDLE,
 715                             lpFileInformation: LPBY_HANDLE_FILE_INFORMATION)
 716                             -> BOOL;
 717         pub fn SetHandleInformation(hObject: HANDLE,
 718                                     dwMask: DWORD,
 719                                     dwFlags: DWORD) -> BOOL;
 720         pub fn AddVectoredExceptionHandler(FirstHandler: ULONG,
 721                                            VectoredHandler: PVECTORED_EXCEPTION_HANDLER)
 722                                            -> LPVOID;
 723         pub fn CreateHardLinkW(lpSymlinkFileName: LPCWSTR,
 724                                lpTargetFileName: LPCWSTR,
 725                                lpSecurityAttributes: LPSECURITY_ATTRIBUTES)
 726                                -> BOOL;
 727     }
 728 }
 729 }
 730
 731 // UWP specific functions & types
 732 cfg_if::cfg_if! {
 733 if #[cfg(target_vendor = "uwp")] {
 734     pub const BCRYPT_USE_SYSTEM_PREFERRED_RNG: DWORD = 0x00000002;
 735
 736     #[repr(C)]
 737     pub struct FILE_STANDARD_INFO {
 738         pub AllocationSize: LARGE_INTEGER,
 739         pub EndOfFile: LARGE_INTEGER,
 740         pub NumberOfLinks: DWORD,
 741         pub DeletePending: BOOLEAN,
 742         pub Directory: BOOLEAN,
 743     }
 744
 745     extern "system" {
 746         pub fn GetFileInformationByHandleEx(hFile: HANDLE,
 747                                             fileInfoClass: FILE_INFO_BY_HANDLE_CLASS,
 748                                             lpFileInformation: LPVOID,
 749                                             dwBufferSize: DWORD) -> BOOL;
 750         pub fn BCryptGenRandom(hAlgorithm: LPVOID, pBuffer: *mut u8,
 751                                cbBuffer: ULONG, dwFlags: ULONG) -> LONG;
 752     }
 753 }
 754 }
 755
 756 // Shared between Desktop & UWP
 757 extern "system" {
 758     pub fn WSAStartup(wVersionRequested: WORD, lpWSAData: LPWSADATA) -> c_int;
 759     pub fn WSACleanup() -> c_int;
 760     pub fn WSAGetLastError() -> c_int;
 761     pub fn WSADuplicateSocketW(
 762         s: SOCKET,
 763         dwProcessId: DWORD,
 764         lpProtocolInfo: LPWSAPROTOCOL_INFO,
 765     ) -> c_int;
 766     pub fn WSASend(
 767         s: SOCKET,
 768         lpBuffers: LPWSABUF,
 769         dwBufferCount: DWORD,
 770         lpNumberOfBytesSent: LPDWORD,
 771         dwFlags: DWORD,
 772         lpOverlapped: LPWSAOVERLAPPED,
 773         lpCompletionRoutine: LPWSAOVERLAPPED_COMPLETION_ROUTINE,
 774     ) -> c_int;
 775     pub fn WSARecv(
 776         s: SOCKET,
 777         lpBuffers: LPWSABUF,
 778         dwBufferCount: DWORD,
 779         lpNumberOfBytesRecvd: LPDWORD,
 780         lpFlags: LPDWORD,
 781         lpOverlapped: LPWSAOVERLAPPED,
 782         lpCompletionRoutine: LPWSAOVERLAPPED_COMPLETION_ROUTINE,
 783     ) -> c_int;
 784     pub fn GetCurrentProcessId() -> DWORD;
 785     pub fn WSASocketW(
 786         af: c_int,
 787         kind: c_int,
 788         protocol: c_int,
 789         lpProtocolInfo: LPWSAPROTOCOL_INFO,
 790         g: GROUP,
 791         dwFlags: DWORD,
 792     ) -> SOCKET;
 793     pub fn ioctlsocket(s: SOCKET, cmd: c_long, argp: *mut c_ulong) -> c_int;
 794     pub fn InitializeCriticalSection(CriticalSection: *mut CRITICAL_SECTION);
 795     pub fn EnterCriticalSection(CriticalSection: *mut CRITICAL_SECTION);
 796     pub fn TryEnterCriticalSection(CriticalSection: *mut CRITICAL_SECTION) -> BOOL;
 797     pub fn LeaveCriticalSection(CriticalSection: *mut CRITICAL_SECTION);
 798     pub fn DeleteCriticalSection(CriticalSection: *mut CRITICAL_SECTION);
 799
 800     pub fn RemoveDirectoryW(lpPathName: LPCWSTR) -> BOOL;
 801     pub fn SetFileAttributesW(lpFileName: LPCWSTR, dwFileAttributes: DWORD) -> BOOL;
 802     pub fn SetLastError(dwErrCode: DWORD);
 803     pub fn GetCommandLineW() -> *mut LPCWSTR;
 804     pub fn GetTempPathW(nBufferLength: DWORD, lpBuffer: LPCWSTR) -> DWORD;
 805     pub fn GetCurrentProcess() -> HANDLE;
 806     pub fn GetCurrentThread() -> HANDLE;
 807     pub fn GetStdHandle(which: DWORD) -> HANDLE;
 808     pub fn ExitProcess(uExitCode: c_uint) -> !;
 809     pub fn DeviceIoControl(
 810         hDevice: HANDLE,
 811         dwIoControlCode: DWORD,
 812         lpInBuffer: LPVOID,
 813         nInBufferSize: DWORD,
 814         lpOutBuffer: LPVOID,
 815         nOutBufferSize: DWORD,
 816         lpBytesReturned: LPDWORD,
 817         lpOverlapped: LPOVERLAPPED,
 818     ) -> BOOL;
 819     pub fn CreateThread(
 820         lpThreadAttributes: LPSECURITY_ATTRIBUTES,
 821         dwStackSize: SIZE_T,
 822         lpStartAddress: extern "system" fn(*mut c_void) -> DWORD,
 823         lpParameter: LPVOID,
 824         dwCreationFlags: DWORD,
 825         lpThreadId: LPDWORD,
 826     ) -> HANDLE;
 827     pub fn WaitForSingleObject(hHandle: HANDLE, dwMilliseconds: DWORD) -> DWORD;
 828     pub fn SwitchToThread() -> BOOL;
 829     pub fn Sleep(dwMilliseconds: DWORD);
 830     pub fn GetProcessId(handle: HANDLE) -> DWORD;
 831     pub fn CopyFileExW(
 832         lpExistingFileName: LPCWSTR,
 833         lpNewFileName: LPCWSTR,
 834         lpProgressRoutine: LPPROGRESS_ROUTINE,
 835         lpData: LPVOID,
 836         pbCancel: LPBOOL,
 837         dwCopyFlags: DWORD,
 838     ) -> BOOL;
 839     pub fn FormatMessageW(
 840         flags: DWORD,
 841         lpSrc: LPVOID,
 842         msgId: DWORD,
 843         langId: DWORD,
 844         buf: LPWSTR,
 845         nsize: DWORD,
 846         args: *const c_void,
 847     ) -> DWORD;
 848     pub fn TlsAlloc() -> DWORD;
 849     pub fn TlsGetValue(dwTlsIndex: DWORD) -> LPVOID;
 850     pub fn TlsSetValue(dwTlsIndex: DWORD, lpTlsvalue: LPVOID) -> BOOL;
 851     pub fn GetLastError() -> DWORD;
 852     pub fn QueryPerformanceFrequency(lpFrequency: *mut LARGE_INTEGER) -> BOOL;
 853     pub fn QueryPerformanceCounter(lpPerformanceCount: *mut LARGE_INTEGER) -> BOOL;
 854     pub fn GetExitCodeProcess(hProcess: HANDLE, lpExitCode: LPDWORD) -> BOOL;
 855     pub fn TerminateProcess(hProcess: HANDLE, uExitCode: UINT) -> BOOL;
 856     pub fn CreateProcessW(
 857         lpApplicationName: LPCWSTR,
 858         lpCommandLine: LPWSTR,
 859         lpProcessAttributes: LPSECURITY_ATTRIBUTES,
 860         lpThreadAttributes: LPSECURITY_ATTRIBUTES,
 861         bInheritHandles: BOOL,
 862         dwCreationFlags: DWORD,
 863         lpEnvironment: LPVOID,
 864         lpCurrentDirectory: LPCWSTR,
 865         lpStartupInfo: LPSTARTUPINFO,
 866         lpProcessInformation: LPPROCESS_INFORMATION,
 867     ) -> BOOL;
 868     pub fn GetEnvironmentVariableW(n: LPCWSTR, v: LPWSTR, nsize: DWORD) -> DWORD;
 869     pub fn SetEnvironmentVariableW(n: LPCWSTR, v: LPCWSTR) -> BOOL;
 870     pub fn GetEnvironmentStringsW() -> LPWCH;
 871     pub fn FreeEnvironmentStringsW(env_ptr: LPWCH) -> BOOL;
 872     pub fn GetModuleFileNameW(hModule: HMODULE, lpFilename: LPWSTR, nSize: DWORD) -> DWORD;
 873     pub fn CreateDirectoryW(
 874         lpPathName: LPCWSTR,
 875         lpSecurityAttributes: LPSECURITY_ATTRIBUTES,
 876     ) -> BOOL;
 877     pub fn DeleteFileW(lpPathName: LPCWSTR) -> BOOL;
 878     pub fn GetCurrentDirectoryW(nBufferLength: DWORD, lpBuffer: LPWSTR) -> DWORD;
 879     pub fn SetCurrentDirectoryW(lpPathName: LPCWSTR) -> BOOL;
 880
 881     pub fn closesocket(socket: SOCKET) -> c_int;
 882     pub fn recv(socket: SOCKET, buf: *mut c_void, len: c_int, flags: c_int) -> c_int;
 883     pub fn send(socket: SOCKET, buf: *const c_void, len: c_int, flags: c_int) -> c_int;
 884     pub fn recvfrom(
 885         socket: SOCKET,
 886         buf: *mut c_void,
 887         len: c_int,
 888         flags: c_int,
 889         addr: *mut SOCKADDR,
 890         addrlen: *mut c_int,
 891     ) -> c_int;
 892     pub fn sendto(
 893         socket: SOCKET,
 894         buf: *const c_void,
 895         len: c_int,
 896         flags: c_int,
 897         addr: *const SOCKADDR,
 898         addrlen: c_int,
 899     ) -> c_int;
 900     pub fn shutdown(socket: SOCKET, how: c_int) -> c_int;
 901     pub fn accept(socket: SOCKET, address: *mut SOCKADDR, address_len: *mut c_int) -> SOCKET;
 902     pub fn DuplicateHandle(
 903         hSourceProcessHandle: HANDLE,
 904         hSourceHandle: HANDLE,
 905         hTargetProcessHandle: HANDLE,
 906         lpTargetHandle: LPHANDLE,
 907         dwDesiredAccess: DWORD,
 908         bInheritHandle: BOOL,
 909         dwOptions: DWORD,
 910     ) -> BOOL;
 911     pub fn ReadFile(
 912         hFile: HANDLE,
 913         lpBuffer: LPVOID,
 914         nNumberOfBytesToRead: DWORD,
 915         lpNumberOfBytesRead: LPDWORD,
 916         lpOverlapped: LPOVERLAPPED,
 917     ) -> BOOL;
 918     pub fn WriteFile(
 919         hFile: HANDLE,
 920         lpBuffer: LPVOID,
 921         nNumberOfBytesToWrite: DWORD,
 922         lpNumberOfBytesWritten: LPDWORD,
 923         lpOverlapped: LPOVERLAPPED,
 924     ) -> BOOL;
 925     pub fn CloseHandle(hObject: HANDLE) -> BOOL;
 926     pub fn MoveFileExW(lpExistingFileName: LPCWSTR, lpNewFileName: LPCWSTR, dwFlags: DWORD)
 927     -> BOOL;
 928     pub fn SetFilePointerEx(
 929         hFile: HANDLE,
 930         liDistanceToMove: LARGE_INTEGER,
 931         lpNewFilePointer: PLARGE_INTEGER,
 932         dwMoveMethod: DWORD,
 933     ) -> BOOL;
 934     pub fn FlushFileBuffers(hFile: HANDLE) -> BOOL;
 935     pub fn CreateFileW(
 936         lpFileName: LPCWSTR,
 937         dwDesiredAccess: DWORD,
 938         dwShareMode: DWORD,
 939         lpSecurityAttributes: LPSECURITY_ATTRIBUTES,
 940         dwCreationDisposition: DWORD,
 941         dwFlagsAndAttributes: DWORD,
 942         hTemplateFile: HANDLE,
 943     ) -> HANDLE;
 944
 945     pub fn FindFirstFileW(fileName: LPCWSTR, findFileData: LPWIN32_FIND_DATAW) -> HANDLE;
 946     pub fn FindNextFileW(findFile: HANDLE, findFileData: LPWIN32_FIND_DATAW) -> BOOL;
 947     pub fn FindClose(findFile: HANDLE) -> BOOL;
 948     pub fn getsockopt(
 949         s: SOCKET,
 950         level: c_int,
 951         optname: c_int,
 952         optval: *mut c_char,
 953         optlen: *mut c_int,
 954     ) -> c_int;
 955     pub fn setsockopt(
 956         s: SOCKET,
 957         level: c_int,
 958         optname: c_int,
 959         optval: *const c_void,
 960         optlen: c_int,
 961     ) -> c_int;
 962     pub fn getsockname(socket: SOCKET, address: *mut SOCKADDR, address_len: *mut c_int) -> c_int;
 963     pub fn getpeername(socket: SOCKET, address: *mut SOCKADDR, address_len: *mut c_int) -> c_int;
 964     pub fn bind(socket: SOCKET, address: *const SOCKADDR, address_len: socklen_t) -> c_int;
 965     pub fn listen(socket: SOCKET, backlog: c_int) -> c_int;
 966     pub fn connect(socket: SOCKET, address: *const SOCKADDR, len: c_int) -> c_int;
 967     pub fn getaddrinfo(
 968         node: *const c_char,
 969         service: *const c_char,
 970         hints: *const ADDRINFOA,
 971         res: *mut *mut ADDRINFOA,
 972     ) -> c_int;
 973     pub fn freeaddrinfo(res: *mut ADDRINFOA);
 974
 975     pub fn GetProcAddress(handle: HMODULE, name: LPCSTR) -> *mut c_void;
 976     pub fn GetModuleHandleA(lpModuleName: LPCSTR) -> HMODULE;
 977     pub fn GetModuleHandleW(lpModuleName: LPCWSTR) -> HMODULE;
 978
 979     pub fn GetSystemTimeAsFileTime(lpSystemTimeAsFileTime: LPFILETIME);
 980
 981     pub fn CreateEventW(
 982         lpEventAttributes: LPSECURITY_ATTRIBUTES,
 983         bManualReset: BOOL,
 984         bInitialState: BOOL,
 985         lpName: LPCWSTR,
 986     ) -> HANDLE;
 987     pub fn WaitForMultipleObjects(
 988         nCount: DWORD,
 989         lpHandles: *const HANDLE,
 990         bWaitAll: BOOL,
 991         dwMilliseconds: DWORD,
 992     ) -> DWORD;
 993     pub fn CreateNamedPipeW(
 994         lpName: LPCWSTR,
 995         dwOpenMode: DWORD,
 996         dwPipeMode: DWORD,
 997         nMaxInstances: DWORD,
 998         nOutBufferSize: DWORD,
 999         nInBufferSize: DWORD,
1000         nDefaultTimeOut: DWORD,
1001         lpSecurityAttributes: LPSECURITY_ATTRIBUTES,
1002     ) -> HANDLE;
1003     pub fn CancelIo(handle: HANDLE) -> BOOL;
1004     pub fn GetOverlappedResult(
1005         hFile: HANDLE,
1006         lpOverlapped: LPOVERLAPPED,
1007         lpNumberOfBytesTransferred: LPDWORD,
1008         bWait: BOOL,
1009     ) -> BOOL;
1010     pub fn select(
1011         nfds: c_int,
1012         readfds: *mut fd_set,
1013         writefds: *mut fd_set,
1014         exceptfds: *mut fd_set,
1015         timeout: *const timeval,
1016     ) -> c_int;
1017
1018     // >= Vista / Server 2008
1019     // https://docs.microsoft.com/en-us/windows/win32/api/winbase/nf-winbase-createsymboliclinkw
1020     pub fn CreateSymbolicLinkW(
1021         lpSymlinkFileName: LPCWSTR,
1022         lpTargetFileName: LPCWSTR,
1023         dwFlags: DWORD,
1024     ) -> BOOLEAN;
1025
1026     // >= Vista / Server 2008
1027     // https://docs.microsoft.com/en-us/windows/win32/api/fileapi/nf-fileapi-getfinalpathnamebyhandlew
1028     pub fn GetFinalPathNameByHandleW(
1029         hFile: HANDLE,
1030         lpszFilePath: LPCWSTR,
1031         cchFilePath: DWORD,
1032         dwFlags: DWORD,
1033     ) -> DWORD;
1034
1035     // >= Vista / Server 2003
1036     // https://docs.microsoft.com/en-us/windows/win32/api/processthreadsapi/nf-processthreadsapi-setthreadstackguarantee
1037     #[cfg(not(target_vendor = "uwp"))]
1038     pub fn SetThreadStackGuarantee(_size: *mut c_ulong) -> BOOL;
1039
1040     // >= Vista / Server 2008
1041     // https://docs.microsoft.com/en-us/windows/win32/api/fileapi/nf-fileapi-setfileinformationbyhandle
1042     pub fn SetFileInformationByHandle(
1043         hFile: HANDLE,
1044         FileInformationClass: FILE_INFO_BY_HANDLE_CLASS,
1045         lpFileInformation: LPVOID,
1046         dwBufferSize: DWORD,
1047     ) -> BOOL;
1048
1049     // >= Vista / Server 2008
1050     // https://docs.microsoft.com/en-us/windows/win32/api/synchapi/nf-synchapi-sleepconditionvariablesrw
1051     pub fn SleepConditionVariableSRW(
1052         ConditionVariable: PCONDITION_VARIABLE,
1053         SRWLock: PSRWLOCK,
1054         dwMilliseconds: DWORD,
1055         Flags: ULONG,
1056     ) -> BOOL;
1057
1058     // >= Vista / Server 2008
1059     // https://docs.microsoft.com/en-us/windows/win32/api/synchapi/nf-synchapi-wakeconditionvariable
1060     pub fn WakeConditionVariable(ConditionVariable: PCONDITION_VARIABLE);
1061     pub fn WakeAllConditionVariable(ConditionVariable: PCONDITION_VARIABLE);
1062
1063     // >= Vista / Server 2008
1064     // https://docs.microsoft.com/en-us/windows/win32/api/synchapi/nf-synchapi-acquiresrwlockexclusive
1065     pub fn AcquireSRWLockExclusive(SRWLock: PSRWLOCK);
1066     pub fn AcquireSRWLockShared(SRWLock: PSRWLOCK);
1067     pub fn ReleaseSRWLockExclusive(SRWLock: PSRWLOCK);
1068     pub fn ReleaseSRWLockShared(SRWLock: PSRWLOCK);
1069     pub fn TryAcquireSRWLockExclusive(SRWLock: PSRWLOCK) -> BOOLEAN;
1070     pub fn TryAcquireSRWLockShared(SRWLock: PSRWLOCK) -> BOOLEAN;
1071 }
1072
1073 // Functions that aren't available on every version of Windows that we support,
1074 // but we still use them and just provide some form of a fallback implementation.
1075 compat_fn! {
1076     "kernel32":
1077
1078     // >= Win10 1607
1079     // https://docs.microsoft.com/en-us/windows/win32/api/processthreadsapi/nf-processthreadsapi-setthreaddescription
1080     pub fn SetThreadDescription(hThread: HANDLE,
1081                                 lpThreadDescription: LPCWSTR) -> HRESULT {
1082         SetLastError(ERROR_CALL_NOT_IMPLEMENTED as DWORD); E_NOTIMPL
1083     }
1084
1085     // >= Win8 / Server 2012
1086     // https://docs.microsoft.com/en-us/windows/win32/api/sysinfoapi/nf-sysinfoapi-getsystemtimepreciseasfiletime
1087     pub fn GetSystemTimePreciseAsFileTime(lpSystemTimeAsFileTime: LPFILETIME)
1088                                           -> () {
1089         GetSystemTimeAsFileTime(lpSystemTimeAsFileTime)
1090     }
1091 }
1092
1093 compat_fn! {
1094     "api-ms-win-core-synch-l1-2-0":
1095
1096     // >= Windows 8 / Server 2012
1097     // https://docs.microsoft.com/en-us/windows/win32/api/synchapi/nf-synchapi-waitonaddress
1098     pub fn WaitOnAddress(
1099         Address: LPVOID,
1100         CompareAddress: LPVOID,
1101         AddressSize: SIZE_T,
1102         dwMilliseconds: DWORD
1103     ) -> BOOL {
1104         panic!("WaitOnAddress not available")
1105     }
1106     pub fn WakeByAddressSingle(Address: LPVOID) -> () {
1107         // If this api is unavailable, there cannot be anything waiting, because
1108         // WaitOnAddress would've panicked. So it's fine to do nothing here.
1109     }
1110 }
1111
1112 compat_fn! {
1113     "ntdll":
1114     pub fn NtCreateKeyedEvent(
1115         KeyedEventHandle: LPHANDLE,
1116         DesiredAccess: ACCESS_MASK,
1117         ObjectAttributes: LPVOID,
1118         Flags: ULONG
1119     ) -> NTSTATUS {
1120         panic!("keyed events not available")
1121     }
1122     pub fn NtReleaseKeyedEvent(
1123         EventHandle: HANDLE,
1124         Key: LPVOID,
1125         Alertable: BOOLEAN,
1126         Timeout: PLARGE_INTEGER
1127     ) -> NTSTATUS {
1128         panic!("keyed events not available")
1129     }
1130     pub fn NtWaitForKeyedEvent(
1131         EventHandle: HANDLE,
1132         Key: LPVOID,
1133         Alertable: BOOLEAN,
1134         Timeout: PLARGE_INTEGER
1135     ) -> NTSTATUS {
1136         panic!("keyed events not available")
1137     }
1138 }