src/libstd/sys/windows/c.rs

   1 // Copyright 2014 The Rust Project Developers. See the COPYRIGHT
   2 // file at the top-level directory of this distribution and at
   3 // http://rust-lang.org/COPYRIGHT.
   4 //
   5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
   6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
   7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
   8 // option. This file may not be copied, modified, or distributed
   9 // except according to those terms.
  10
  11 //! C definitions used by libnative that don't belong in liblibc
  12
  13 #![allow(bad_style)]
  14 #![cfg_attr(test, allow(dead_code))]
  15 #![unstable(issue = "0", feature = "windows_c")]
  16
  17 use os::raw::{c_int, c_uint, c_ulong, c_long, c_longlong, c_ushort, c_char};
  18 #[cfg(target_arch = "x86_64")]
  19 use os::raw::c_ulonglong;
  20 use libc::{wchar_t, size_t, c_void};
  21 use ptr;
  22
  23 #[repr(simd)]
  24 #[repr(C)]
  25 #[cfg(target_arch = "x86_64")]
  26 struct u64x2(u64, u64);
  27
  28 pub use self::FILE_INFO_BY_HANDLE_CLASS::*;
  29 pub use self::EXCEPTION_DISPOSITION::*;
  30
  31 pub type DWORD = c_ulong;
  32 pub type HANDLE = LPVOID;
  33 pub type HINSTANCE = HANDLE;
  34 pub type HMODULE = HINSTANCE;
  35 pub type BOOL = c_int;
  36 pub type BYTE = u8;
  37 pub type BOOLEAN = BYTE;
  38 pub type GROUP = c_uint;
  39 pub type LONG_PTR = isize;
  40 pub type LARGE_INTEGER = c_longlong;
  41 pub type LONG = c_long;
  42 pub type UINT = c_uint;
  43 pub type WCHAR = u16;
  44 pub type USHORT = c_ushort;
  45 pub type SIZE_T = usize;
  46 pub type WORD = u16;
  47 pub type CHAR = c_char;
  48 pub type HCRYPTPROV = LONG_PTR;
  49 pub type ULONG_PTR = usize;
  50 pub type ULONG = c_ulong;
  51 #[cfg(target_arch = "x86_64")]
  52 pub type ULONGLONG = u64;
  53 #[cfg(target_arch = "x86_64")]
  54 pub type DWORDLONG = ULONGLONG;
  55
  56 pub type LPBOOL = *mut BOOL;
  57 pub type LPBYTE = *mut BYTE;
  58 pub type LPBY_HANDLE_FILE_INFORMATION = *mut BY_HANDLE_FILE_INFORMATION;
  59 pub type LPCSTR = *const CHAR;
  60 pub type LPCVOID = *const c_void;
  61 pub type LPCWSTR = *const WCHAR;
  62 pub type LPDWORD = *mut DWORD;
  63 pub type LPHANDLE = *mut HANDLE;
  64 pub type LPOVERLAPPED = *mut OVERLAPPED;
  65 pub type LPPROCESS_INFORMATION = *mut PROCESS_INFORMATION;
  66 pub type LPSECURITY_ATTRIBUTES = *mut SECURITY_ATTRIBUTES;
  67 pub type LPSTARTUPINFO = *mut STARTUPINFO;
  68 pub type LPVOID = *mut c_void;
  69 pub type LPWCH = *mut WCHAR;
  70 pub type LPWIN32_FIND_DATAW = *mut WIN32_FIND_DATAW;
  71 pub type LPWSADATA = *mut WSADATA;
  72 pub type LPWSAPROTOCOL_INFO = *mut WSAPROTOCOL_INFO;
  73 pub type LPSTR = *mut CHAR;
  74 pub type LPWSTR = *mut WCHAR;
  75 pub type LPFILETIME = *mut FILETIME;
  76
  77 pub type PCONDITION_VARIABLE = *mut CONDITION_VARIABLE;
  78 pub type PLARGE_INTEGER = *mut c_longlong;
  79 pub type PSRWLOCK = *mut SRWLOCK;
  80
  81 pub type SOCKET = ::os::windows::raw::SOCKET;
  82 pub type socklen_t = c_int;
  83 pub type ADDRESS_FAMILY = USHORT;
  84
  85 pub const TRUE: BOOL = 1;
  86 pub const FALSE: BOOL = 0;
  87
  88 pub const FILE_ATTRIBUTE_READONLY: DWORD = 0x1;
  89 pub const FILE_ATTRIBUTE_DIRECTORY: DWORD = 0x10;
  90 pub const FILE_ATTRIBUTE_REPARSE_POINT: DWORD = 0x400;
  91
  92 pub const FILE_SHARE_DELETE: DWORD = 0x4;
  93 pub const FILE_SHARE_READ: DWORD = 0x1;
  94 pub const FILE_SHARE_WRITE: DWORD = 0x2;
  95
  96 pub const CREATE_ALWAYS: DWORD = 2;
  97 pub const CREATE_NEW: DWORD = 1;
  98 pub const OPEN_ALWAYS: DWORD = 4;
  99 pub const OPEN_EXISTING: DWORD = 3;
 100 pub const TRUNCATE_EXISTING: DWORD = 5;
 101
 102 pub const FILE_WRITE_DATA: DWORD = 0x00000002;
 103 pub const FILE_APPEND_DATA: DWORD = 0x00000004;
 104 pub const FILE_WRITE_EA: DWORD = 0x00000010;
 105 pub const FILE_WRITE_ATTRIBUTES: DWORD = 0x00000100;
 106 pub const READ_CONTROL: DWORD = 0x00020000;
 107 pub const SYNCHRONIZE: DWORD = 0x00100000;
 108 pub const GENERIC_READ: DWORD = 0x80000000;
 109 pub const GENERIC_WRITE: DWORD = 0x40000000;
 110 pub const STANDARD_RIGHTS_WRITE: DWORD = READ_CONTROL;
 111 pub const FILE_GENERIC_WRITE: DWORD = STANDARD_RIGHTS_WRITE | FILE_WRITE_DATA |
 112                                       FILE_WRITE_ATTRIBUTES |
 113                                       FILE_WRITE_EA |
 114                                       FILE_APPEND_DATA |
 115                                       SYNCHRONIZE;
 116
 117 pub const FILE_FLAG_OPEN_REPARSE_POINT: DWORD = 0x00200000;
 118 pub const FILE_FLAG_BACKUP_SEMANTICS: DWORD = 0x02000000;
 119 pub const SECURITY_SQOS_PRESENT: DWORD = 0x00100000;
 120
 121 pub const FIONBIO: c_ulong = 0x8004667e;
 122
 123 #[repr(C)]
 124 #[derive(Copy)]
 125 pub struct WIN32_FIND_DATAW {
 126     pub dwFileAttributes: DWORD,
 127     pub ftCreationTime: FILETIME,
 128     pub ftLastAccessTime: FILETIME,
 129     pub ftLastWriteTime: FILETIME,
 130     pub nFileSizeHigh: DWORD,
 131     pub nFileSizeLow: DWORD,
 132     pub dwReserved0: DWORD,
 133     pub dwReserved1: DWORD,
 134     pub cFileName: [wchar_t; 260], // #define MAX_PATH 260
 135     pub cAlternateFileName: [wchar_t; 14],
 136 }
 137 impl Clone for WIN32_FIND_DATAW {
 138     fn clone(&self) -> Self { *self }
 139 }
 140
 141 pub const WSA_FLAG_OVERLAPPED: DWORD = 0x01;
 142
 143 pub const WSADESCRIPTION_LEN: usize = 256;
 144 pub const WSASYS_STATUS_LEN: usize = 128;
 145 pub const WSAPROTOCOL_LEN: DWORD = 255;
 146 pub const INVALID_SOCKET: SOCKET = !0;
 147
 148 pub const WSAEACCES: c_int = 10013;
 149 pub const WSAEINVAL: c_int = 10022;
 150 pub const WSAEWOULDBLOCK: c_int = 10035;
 151 pub const WSAEADDRINUSE: c_int = 10048;
 152 pub const WSAEADDRNOTAVAIL: c_int = 10049;
 153 pub const WSAECONNABORTED: c_int = 10053;
 154 pub const WSAECONNRESET: c_int = 10054;
 155 pub const WSAENOTCONN: c_int = 10057;
 156 pub const WSAESHUTDOWN: c_int = 10058;
 157 pub const WSAETIMEDOUT: c_int = 10060;
 158 pub const WSAECONNREFUSED: c_int = 10061;
 159
 160 pub const MAX_PROTOCOL_CHAIN: DWORD = 7;
 161
 162 pub const TOKEN_READ: DWORD = 0x20008;
 163 pub const MAXIMUM_REPARSE_DATA_BUFFER_SIZE: usize = 16 * 1024;
 164 pub const FSCTL_GET_REPARSE_POINT: DWORD = 0x900a8;
 165 pub const IO_REPARSE_TAG_SYMLINK: DWORD = 0xa000000c;
 166 pub const IO_REPARSE_TAG_MOUNT_POINT: DWORD = 0xa0000003;
 167 pub const SYMLINK_FLAG_RELATIVE: DWORD = 0x00000001;
 168 pub const FSCTL_SET_REPARSE_POINT: DWORD = 0x900a4;
 169
 170 pub const SYMBOLIC_LINK_FLAG_DIRECTORY: DWORD = 0x1;
 171 pub const SYMBOLIC_LINK_FLAG_ALLOW_UNPRIVILEGED_CREATE: DWORD = 0x2;
 172
 173 // Note that these are not actually HANDLEs, just values to pass to GetStdHandle
 174 pub const STD_INPUT_HANDLE: DWORD = -10i32 as DWORD;
 175 pub const STD_OUTPUT_HANDLE: DWORD = -11i32 as DWORD;
 176 pub const STD_ERROR_HANDLE: DWORD = -12i32 as DWORD;
 177
 178 pub const HANDLE_FLAG_INHERIT: DWORD = 0x00000001;
 179
 180 pub const PROGRESS_CONTINUE: DWORD = 0;
 181
 182 pub const ERROR_FILE_NOT_FOUND: DWORD = 2;
 183 pub const ERROR_PATH_NOT_FOUND: DWORD = 3;
 184 pub const ERROR_ACCESS_DENIED: DWORD = 5;
 185 pub const ERROR_INVALID_HANDLE: DWORD = 6;
 186 pub const ERROR_NO_MORE_FILES: DWORD = 18;
 187 pub const ERROR_HANDLE_EOF: DWORD = 38;
 188 pub const ERROR_FILE_EXISTS: DWORD = 80;
 189 pub const ERROR_INVALID_PARAMETER: DWORD = 87;
 190 pub const ERROR_BROKEN_PIPE: DWORD = 109;
 191 pub const ERROR_CALL_NOT_IMPLEMENTED: DWORD = 120;
 192 pub const ERROR_INSUFFICIENT_BUFFER: DWORD = 122;
 193 pub const ERROR_ALREADY_EXISTS: DWORD = 183;
 194 pub const ERROR_NO_DATA: DWORD = 232;
 195 pub const ERROR_ENVVAR_NOT_FOUND: DWORD = 203;
 196 pub const ERROR_OPERATION_ABORTED: DWORD = 995;
 197 pub const ERROR_IO_PENDING: DWORD = 997;
 198 pub const ERROR_TIMEOUT: DWORD = 0x5B4;
 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 {
 218     ptr: ptr::null_mut(),
 219 };
 220 pub const SRWLOCK_INIT: SRWLOCK = SRWLOCK { ptr: ptr::null_mut() };
 221
 222 pub const DETACHED_PROCESS: DWORD = 0x00000008;
 223 pub const CREATE_NEW_PROCESS_GROUP: DWORD = 0x00000200;
 224 pub const CREATE_UNICODE_ENVIRONMENT: DWORD = 0x00000400;
 225 pub const STARTF_USESTDHANDLES: DWORD = 0x00000100;
 226
 227 pub const AF_INET: c_int = 2;
 228 pub const AF_INET6: c_int = 23;
 229 pub const SD_BOTH: c_int = 2;
 230 pub const SD_RECEIVE: c_int = 0;
 231 pub const SD_SEND: c_int = 1;
 232 pub const SOCK_DGRAM: c_int = 2;
 233 pub const SOCK_STREAM: c_int = 1;
 234 pub const SOL_SOCKET: c_int = 0xffff;
 235 pub const SO_RCVTIMEO: c_int = 0x1006;
 236 pub const SO_SNDTIMEO: c_int = 0x1005;
 237 pub const SO_REUSEADDR: c_int = 0x0004;
 238 pub const IPPROTO_IP: c_int = 0;
 239 pub const IPPROTO_TCP: c_int = 6;
 240 pub const IPPROTO_IPV6: c_int = 41;
 241 pub const TCP_NODELAY: c_int = 0x0001;
 242 pub const IP_TTL: c_int = 4;
 243 pub const IPV6_V6ONLY: c_int = 27;
 244 pub const SO_ERROR: c_int = 0x1007;
 245 pub const SO_BROADCAST: c_int = 0x0020;
 246 pub const IP_MULTICAST_LOOP: c_int = 11;
 247 pub const IPV6_MULTICAST_LOOP: c_int = 11;
 248 pub const IP_MULTICAST_TTL: c_int = 10;
 249 pub const IP_ADD_MEMBERSHIP: c_int = 12;
 250 pub const IP_DROP_MEMBERSHIP: c_int = 13;
 251 pub const IPV6_ADD_MEMBERSHIP: c_int = 12;
 252 pub const IPV6_DROP_MEMBERSHIP: c_int = 13;
 253 pub const MSG_PEEK: c_int = 0x2;
 254
 255 #[repr(C)]
 256 pub struct ip_mreq {
 257     pub imr_multiaddr: in_addr,
 258     pub imr_interface: in_addr,
 259 }
 260
 261 #[repr(C)]
 262 pub struct ipv6_mreq {
 263     pub ipv6mr_multiaddr: in6_addr,
 264     pub ipv6mr_interface: c_uint,
 265 }
 266
 267 pub const VOLUME_NAME_DOS: DWORD = 0x0;
 268 pub const MOVEFILE_REPLACE_EXISTING: DWORD = 1;
 269
 270 pub const FILE_BEGIN: DWORD = 0;
 271 pub const FILE_CURRENT: DWORD = 1;
 272 pub const FILE_END: DWORD = 2;
 273
 274 pub const WAIT_OBJECT_0: DWORD = 0x00000000;
 275 pub const WAIT_TIMEOUT: DWORD = 258;
 276 pub const WAIT_FAILED: DWORD = 0xFFFFFFFF;
 277
 278 #[cfg(target_env = "msvc")]
 279 pub const MAX_SYM_NAME: usize = 2000;
 280 #[cfg(target_arch = "x86")]
 281 pub const IMAGE_FILE_MACHINE_I386: DWORD = 0x014c;
 282 #[cfg(target_arch = "x86_64")]
 283 pub const IMAGE_FILE_MACHINE_AMD64: DWORD = 0x8664;
 284
 285 pub const PROV_RSA_FULL: DWORD = 1;
 286 pub const CRYPT_SILENT: DWORD = 64;
 287 pub const CRYPT_VERIFYCONTEXT: DWORD = 0xF0000000;
 288
 289 pub const EXCEPTION_CONTINUE_SEARCH: LONG = 0;
 290 pub const EXCEPTION_STACK_OVERFLOW: DWORD = 0xc00000fd;
 291 pub const EXCEPTION_MAXIMUM_PARAMETERS: usize = 15;
 292
 293 pub const PIPE_ACCESS_INBOUND: DWORD = 0x00000001;
 294 pub const PIPE_ACCESS_OUTBOUND: DWORD = 0x00000002;
 295 pub const FILE_FLAG_FIRST_PIPE_INSTANCE: DWORD = 0x00080000;
 296 pub const FILE_FLAG_OVERLAPPED: DWORD = 0x40000000;
 297 pub const PIPE_WAIT: DWORD = 0x00000000;
 298 pub const PIPE_TYPE_BYTE: DWORD = 0x00000000;
 299 pub const PIPE_REJECT_REMOTE_CLIENTS: DWORD = 0x00000008;
 300 pub const PIPE_READMODE_BYTE: DWORD = 0x00000000;
 301
 302 pub const FD_SETSIZE: usize = 64;
 303
 304 #[repr(C)]
 305 #[cfg(not(target_pointer_width = "64"))]
 306 pub struct WSADATA {
 307     pub wVersion: WORD,
 308     pub wHighVersion: WORD,
 309     pub szDescription: [u8; WSADESCRIPTION_LEN + 1],
 310     pub szSystemStatus: [u8; WSASYS_STATUS_LEN + 1],
 311     pub iMaxSockets: u16,
 312     pub iMaxUdpDg: u16,
 313     pub lpVendorInfo: *mut u8,
 314 }
 315 #[repr(C)]
 316 #[cfg(target_pointer_width = "64")]
 317 pub struct WSADATA {
 318     pub wVersion: WORD,
 319     pub wHighVersion: WORD,
 320     pub iMaxSockets: u16,
 321     pub iMaxUdpDg: u16,
 322     pub lpVendorInfo: *mut u8,
 323     pub szDescription: [u8; WSADESCRIPTION_LEN + 1],
 324     pub szSystemStatus: [u8; WSASYS_STATUS_LEN + 1],
 325 }
 326
 327 #[repr(C)]
 328 pub struct WSAPROTOCOL_INFO {
 329     pub dwServiceFlags1: DWORD,
 330     pub dwServiceFlags2: DWORD,
 331     pub dwServiceFlags3: DWORD,
 332     pub dwServiceFlags4: DWORD,
 333     pub dwProviderFlags: DWORD,
 334     pub ProviderId: GUID,
 335     pub dwCatalogEntryId: DWORD,
 336     pub ProtocolChain: WSAPROTOCOLCHAIN,
 337     pub iVersion: c_int,
 338     pub iAddressFamily: c_int,
 339     pub iMaxSockAddr: c_int,
 340     pub iMinSockAddr: c_int,
 341     pub iSocketType: c_int,
 342     pub iProtocol: c_int,
 343     pub iProtocolMaxOffset: c_int,
 344     pub iNetworkByteOrder: c_int,
 345     pub iSecurityScheme: c_int,
 346     pub dwMessageSize: DWORD,
 347     pub dwProviderReserved: DWORD,
 348     pub szProtocol: [u16; (WSAPROTOCOL_LEN as usize) + 1],
 349 }
 350
 351 #[repr(C)]
 352 #[derive(Copy, Clone)]
 353 pub struct WIN32_FILE_ATTRIBUTE_DATA {
 354     pub dwFileAttributes: DWORD,
 355     pub ftCreationTime: FILETIME,
 356     pub ftLastAccessTime: FILETIME,
 357     pub ftLastWriteTime: FILETIME,
 358     pub nFileSizeHigh: DWORD,
 359     pub nFileSizeLow: DWORD,
 360 }
 361
 362 #[repr(C)]
 363 pub struct BY_HANDLE_FILE_INFORMATION {
 364     pub dwFileAttributes: DWORD,
 365     pub ftCreationTime: FILETIME,
 366     pub ftLastAccessTime: FILETIME,
 367     pub ftLastWriteTime: FILETIME,
 368     pub dwVolumeSerialNumber: DWORD,
 369     pub nFileSizeHigh: DWORD,
 370     pub nFileSizeLow: DWORD,
 371     pub nNumberOfLinks: DWORD,
 372     pub nFileIndexHigh: DWORD,
 373     pub nFileIndexLow: DWORD,
 374 }
 375
 376 #[repr(C)]
 377 #[allow(dead_code)] // we only use some variants
 378 pub enum FILE_INFO_BY_HANDLE_CLASS {
 379     FileBasicInfo                   = 0,
 380     FileStandardInfo                = 1,
 381     FileNameInfo                    = 2,
 382     FileRenameInfo                  = 3,
 383     FileDispositionInfo             = 4,
 384     FileAllocationInfo              = 5,
 385     FileEndOfFileInfo               = 6,
 386     FileStreamInfo                  = 7,
 387     FileCompressionInfo             = 8,
 388     FileAttributeTagInfo            = 9,
 389     FileIdBothDirectoryInfo         = 10, // 0xA
 390     FileIdBothDirectoryRestartInfo  = 11, // 0xB
 391     FileIoPriorityHintInfo          = 12, // 0xC
 392     FileRemoteProtocolInfo          = 13, // 0xD
 393     FileFullDirectoryInfo           = 14, // 0xE
 394     FileFullDirectoryRestartInfo    = 15, // 0xF
 395     FileStorageInfo                 = 16, // 0x10
 396     FileAlignmentInfo               = 17, // 0x11
 397     FileIdInfo                      = 18, // 0x12
 398     FileIdExtdDirectoryInfo         = 19, // 0x13
 399     FileIdExtdDirectoryRestartInfo  = 20, // 0x14
 400     MaximumFileInfoByHandlesClass
 401 }
 402
 403 #[repr(C)]
 404 pub struct FILE_BASIC_INFO {
 405     pub CreationTime: LARGE_INTEGER,
 406     pub LastAccessTime: LARGE_INTEGER,
 407     pub LastWriteTime: LARGE_INTEGER,
 408     pub ChangeTime: LARGE_INTEGER,
 409     pub FileAttributes: DWORD,
 410 }
 411
 412 #[repr(C)]
 413 pub struct FILE_END_OF_FILE_INFO {
 414     pub EndOfFile: LARGE_INTEGER,
 415 }
 416
 417 #[repr(C)]
 418 pub struct REPARSE_DATA_BUFFER {
 419     pub ReparseTag: c_uint,
 420     pub ReparseDataLength: c_ushort,
 421     pub Reserved: c_ushort,
 422     pub rest: (),
 423 }
 424
 425 #[repr(C)]
 426 pub struct SYMBOLIC_LINK_REPARSE_BUFFER {
 427     pub SubstituteNameOffset: c_ushort,
 428     pub SubstituteNameLength: c_ushort,
 429     pub PrintNameOffset: c_ushort,
 430     pub PrintNameLength: c_ushort,
 431     pub Flags: c_ulong,
 432     pub PathBuffer: WCHAR,
 433 }
 434
 435 #[repr(C)]
 436 pub struct MOUNT_POINT_REPARSE_BUFFER {
 437     pub SubstituteNameOffset: c_ushort,
 438     pub SubstituteNameLength: c_ushort,
 439     pub PrintNameOffset: c_ushort,
 440     pub PrintNameLength: c_ushort,
 441     pub PathBuffer: WCHAR,
 442 }
 443
 444 pub type LPPROGRESS_ROUTINE = ::option::Option<unsafe extern "system" fn(
 445     TotalFileSize: LARGE_INTEGER,
 446     TotalBytesTransferred: LARGE_INTEGER,
 447     StreamSize: LARGE_INTEGER,
 448     StreamBytesTransferred: LARGE_INTEGER,
 449     dwStreamNumber: DWORD,
 450     dwCallbackReason: DWORD,
 451     hSourceFile: HANDLE,
 452     hDestinationFile: HANDLE,
 453     lpData: LPVOID,
 454 ) -> DWORD>;
 455
 456 #[repr(C)]
 457 pub struct CONDITION_VARIABLE { pub ptr: LPVOID }
 458 #[repr(C)]
 459 pub struct SRWLOCK { pub ptr: LPVOID }
 460 #[repr(C)]
 461 pub struct CRITICAL_SECTION {
 462     CriticalSectionDebug: LPVOID,
 463     LockCount: LONG,
 464     RecursionCount: LONG,
 465     OwningThread: HANDLE,
 466     LockSemaphore: HANDLE,
 467     SpinCount: ULONG_PTR
 468 }
 469
 470 #[repr(C)]
 471 pub struct REPARSE_MOUNTPOINT_DATA_BUFFER {
 472     pub ReparseTag: DWORD,
 473     pub ReparseDataLength: DWORD,
 474     pub Reserved: WORD,
 475     pub ReparseTargetLength: WORD,
 476     pub ReparseTargetMaximumLength: WORD,
 477     pub Reserved1: WORD,
 478     pub ReparseTarget: WCHAR,
 479 }
 480
 481 #[repr(C)]
 482 pub struct EXCEPTION_RECORD {
 483     pub ExceptionCode: DWORD,
 484     pub ExceptionFlags: DWORD,
 485     pub ExceptionRecord: *mut EXCEPTION_RECORD,
 486     pub ExceptionAddress: LPVOID,
 487     pub NumberParameters: DWORD,
 488     pub ExceptionInformation: [LPVOID; EXCEPTION_MAXIMUM_PARAMETERS]
 489 }
 490
 491 #[repr(C)]
 492 pub struct EXCEPTION_POINTERS {
 493     pub ExceptionRecord: *mut EXCEPTION_RECORD,
 494     pub ContextRecord: *mut CONTEXT,
 495 }
 496
 497 pub type PVECTORED_EXCEPTION_HANDLER = extern "system"
 498         fn(ExceptionInfo: *mut EXCEPTION_POINTERS) -> LONG;
 499
 500 #[repr(C)]
 501 pub struct GUID {
 502     pub Data1: DWORD,
 503     pub Data2: WORD,
 504     pub Data3: WORD,
 505     pub Data4: [BYTE; 8],
 506 }
 507
 508 #[repr(C)]
 509 pub struct WSAPROTOCOLCHAIN {
 510     pub ChainLen: c_int,
 511     pub ChainEntries: [DWORD; MAX_PROTOCOL_CHAIN as usize],
 512 }
 513
 514 #[repr(C)]
 515 pub struct SECURITY_ATTRIBUTES {
 516     pub nLength: DWORD,
 517     pub lpSecurityDescriptor: LPVOID,
 518     pub bInheritHandle: BOOL,
 519 }
 520
 521 #[repr(C)]
 522 pub struct PROCESS_INFORMATION {
 523     pub hProcess: HANDLE,
 524     pub hThread: HANDLE,
 525     pub dwProcessId: DWORD,
 526     pub dwThreadId: DWORD,
 527 }
 528
 529 #[repr(C)]
 530 pub struct STARTUPINFO {
 531     pub cb: DWORD,
 532     pub lpReserved: LPWSTR,
 533     pub lpDesktop: LPWSTR,
 534     pub lpTitle: LPWSTR,
 535     pub dwX: DWORD,
 536     pub dwY: DWORD,
 537     pub dwXSize: DWORD,
 538     pub dwYSize: DWORD,
 539     pub dwXCountChars: DWORD,
 540     pub dwYCountCharts: DWORD,
 541     pub dwFillAttribute: DWORD,
 542     pub dwFlags: DWORD,
 543     pub wShowWindow: WORD,
 544     pub cbReserved2: WORD,
 545     pub lpReserved2: LPBYTE,
 546     pub hStdInput: HANDLE,
 547     pub hStdOutput: HANDLE,
 548     pub hStdError: HANDLE,
 549 }
 550
 551 #[repr(C)]
 552 pub struct SOCKADDR {
 553     pub sa_family: ADDRESS_FAMILY,
 554     pub sa_data: [CHAR; 14],
 555 }
 556
 557 #[repr(C)]
 558 #[derive(Copy, Clone)]
 559 pub struct FILETIME {
 560     pub dwLowDateTime: DWORD,
 561     pub dwHighDateTime: DWORD,
 562 }
 563
 564 #[repr(C)]
 565 pub struct OVERLAPPED {
 566     pub Internal: *mut c_ulong,
 567     pub InternalHigh: *mut c_ulong,
 568     pub Offset: DWORD,
 569     pub OffsetHigh: DWORD,
 570     pub hEvent: HANDLE,
 571 }
 572
 573 #[repr(C)]
 574 #[cfg(target_env = "msvc")]
 575 pub struct SYMBOL_INFO {
 576     pub SizeOfStruct: c_ulong,
 577     pub TypeIndex: c_ulong,
 578     pub Reserved: [u64; 2],
 579     pub Index: c_ulong,
 580     pub Size: c_ulong,
 581     pub ModBase: u64,
 582     pub Flags: c_ulong,
 583     pub Value: u64,
 584     pub Address: u64,
 585     pub Register: c_ulong,
 586     pub Scope: c_ulong,
 587     pub Tag: c_ulong,
 588     pub NameLen: c_ulong,
 589     pub MaxNameLen: c_ulong,
 590     // note that windows has this as 1, but it basically just means that
 591     // the name is inline at the end of the struct. For us, we just bump
 592     // the struct size up to MAX_SYM_NAME.
 593     pub Name: [c_char; MAX_SYM_NAME],
 594 }
 595
 596 #[repr(C)]
 597 #[cfg(target_env = "msvc")]
 598 pub struct IMAGEHLP_LINE64 {
 599     pub SizeOfStruct: u32,
 600     pub Key: *const c_void,
 601     pub LineNumber: u32,
 602     pub Filename: *const c_char,
 603     pub Address: u64,
 604 }
 605
 606 #[repr(C)]
 607 #[allow(dead_code)] // we only use some variants
 608 pub enum ADDRESS_MODE {
 609     AddrMode1616,
 610     AddrMode1632,
 611     AddrModeReal,
 612     AddrModeFlat,
 613 }
 614
 615 #[repr(C)]
 616 pub struct ADDRESS64 {
 617     pub Offset: u64,
 618     pub Segment: u16,
 619     pub Mode: ADDRESS_MODE,
 620 }
 621
 622 #[repr(C)]
 623 pub struct STACKFRAME64 {
 624     pub AddrPC: ADDRESS64,
 625     pub AddrReturn: ADDRESS64,
 626     pub AddrFrame: ADDRESS64,
 627     pub AddrStack: ADDRESS64,
 628     pub AddrBStore: ADDRESS64,
 629     pub FuncTableEntry: *mut c_void,
 630     pub Params: [u64; 4],
 631     pub Far: BOOL,
 632     pub Virtual: BOOL,
 633     pub Reserved: [u64; 3],
 634     pub KdHelp: KDHELP64,
 635 }
 636
 637 #[repr(C)]
 638 pub struct KDHELP64 {
 639     pub Thread: u64,
 640     pub ThCallbackStack: DWORD,
 641     pub ThCallbackBStore: DWORD,
 642     pub NextCallback: DWORD,
 643     pub FramePointer: DWORD,
 644     pub KiCallUserMode: u64,
 645     pub KeUserCallbackDispatcher: u64,
 646     pub SystemRangeStart: u64,
 647     pub KiUserExceptionDispatcher: u64,
 648     pub StackBase: u64,
 649     pub StackLimit: u64,
 650     pub Reserved: [u64; 5],
 651 }
 652
 653 #[cfg(target_arch = "x86")]
 654 #[repr(C)]
 655 pub struct CONTEXT {
 656     pub ContextFlags: DWORD,
 657     pub Dr0: DWORD,
 658     pub Dr1: DWORD,
 659     pub Dr2: DWORD,
 660     pub Dr3: DWORD,
 661     pub Dr6: DWORD,
 662     pub Dr7: DWORD,
 663     pub FloatSave: FLOATING_SAVE_AREA,
 664     pub SegGs: DWORD,
 665     pub SegFs: DWORD,
 666     pub SegEs: DWORD,
 667     pub SegDs: DWORD,
 668     pub Edi: DWORD,
 669     pub Esi: DWORD,
 670     pub Ebx: DWORD,
 671     pub Edx: DWORD,
 672     pub Ecx: DWORD,
 673     pub Eax: DWORD,
 674     pub Ebp: DWORD,
 675     pub Eip: DWORD,
 676     pub SegCs: DWORD,
 677     pub EFlags: DWORD,
 678     pub Esp: DWORD,
 679     pub SegSs: DWORD,
 680     pub ExtendedRegisters: [u8; 512],
 681 }
 682
 683 #[cfg(target_arch = "x86")]
 684 #[repr(C)]
 685 pub struct FLOATING_SAVE_AREA {
 686     pub ControlWord: DWORD,
 687     pub StatusWord: DWORD,
 688     pub TagWord: DWORD,
 689     pub ErrorOffset: DWORD,
 690     pub ErrorSelector: DWORD,
 691     pub DataOffset: DWORD,
 692     pub DataSelector: DWORD,
 693     pub RegisterArea: [u8; 80],
 694     pub Cr0NpxState: DWORD,
 695 }
 696
 697 #[cfg(target_arch = "x86_64")]
 698 #[repr(C)]
 699 pub struct CONTEXT {
 700     _align_hack: [u64x2; 0], // FIXME align on 16-byte
 701     pub P1Home: DWORDLONG,
 702     pub P2Home: DWORDLONG,
 703     pub P3Home: DWORDLONG,
 704     pub P4Home: DWORDLONG,
 705     pub P5Home: DWORDLONG,
 706     pub P6Home: DWORDLONG,
 707
 708     pub ContextFlags: DWORD,
 709     pub MxCsr: DWORD,
 710
 711     pub SegCs: WORD,
 712     pub SegDs: WORD,
 713     pub SegEs: WORD,
 714     pub SegFs: WORD,
 715     pub SegGs: WORD,
 716     pub SegSs: WORD,
 717     pub EFlags: DWORD,
 718
 719     pub Dr0: DWORDLONG,
 720     pub Dr1: DWORDLONG,
 721     pub Dr2: DWORDLONG,
 722     pub Dr3: DWORDLONG,
 723     pub Dr6: DWORDLONG,
 724     pub Dr7: DWORDLONG,
 725
 726     pub Rax: DWORDLONG,
 727     pub Rcx: DWORDLONG,
 728     pub Rdx: DWORDLONG,
 729     pub Rbx: DWORDLONG,
 730     pub Rsp: DWORDLONG,
 731     pub Rbp: DWORDLONG,
 732     pub Rsi: DWORDLONG,
 733     pub Rdi: DWORDLONG,
 734     pub R8:  DWORDLONG,
 735     pub R9:  DWORDLONG,
 736     pub R10: DWORDLONG,
 737     pub R11: DWORDLONG,
 738     pub R12: DWORDLONG,
 739     pub R13: DWORDLONG,
 740     pub R14: DWORDLONG,
 741     pub R15: DWORDLONG,
 742
 743     pub Rip: DWORDLONG,
 744
 745     pub FltSave: FLOATING_SAVE_AREA,
 746
 747     pub VectorRegister: [M128A; 26],
 748     pub VectorControl: DWORDLONG,
 749
 750     pub DebugControl: DWORDLONG,
 751     pub LastBranchToRip: DWORDLONG,
 752     pub LastBranchFromRip: DWORDLONG,
 753     pub LastExceptionToRip: DWORDLONG,
 754     pub LastExceptionFromRip: DWORDLONG,
 755 }
 756
 757 #[cfg(target_arch = "x86_64")]
 758 #[repr(C)]
 759 pub struct M128A {
 760     _align_hack: [u64x2; 0], // FIXME align on 16-byte
 761     pub Low:  c_ulonglong,
 762     pub High: c_longlong
 763 }
 764
 765 #[cfg(target_arch = "x86_64")]
 766 #[repr(C)]
 767 pub struct FLOATING_SAVE_AREA {
 768     _align_hack: [u64x2; 0], // FIXME align on 16-byte
 769     _Dummy: [u8; 512] // FIXME: Fill this out
 770 }
 771
 772 // FIXME(#43348): This structure is used for backtrace only, and a fake
 773 // definition is provided here only to allow rustdoc to pass type-check. This
 774 // will not appear in the final documentation. This should be also defined for
 775 // other architectures supported by Windows such as ARM, and for historical
 776 // interest, maybe MIPS and PowerPC as well.
 777 #[cfg(all(dox, not(any(target_arch = "x86_64", target_arch = "x86"))))]
 778 pub enum CONTEXT {}
 779
 780 #[repr(C)]
 781 pub struct SOCKADDR_STORAGE_LH {
 782     pub ss_family: ADDRESS_FAMILY,
 783     pub __ss_pad1: [CHAR; 6],
 784     pub __ss_align: i64,
 785     pub __ss_pad2: [CHAR; 112],
 786 }
 787
 788 #[repr(C)]
 789 pub struct ADDRINFOA {
 790     pub ai_flags: c_int,
 791     pub ai_family: c_int,
 792     pub ai_socktype: c_int,
 793     pub ai_protocol: c_int,
 794     pub ai_addrlen: size_t,
 795     pub ai_canonname: *mut c_char,
 796     pub ai_addr: *mut SOCKADDR,
 797     pub ai_next: *mut ADDRINFOA,
 798 }
 799
 800 #[repr(C)]
 801 #[derive(Copy, Clone)]
 802 pub struct sockaddr_in {
 803     pub sin_family: ADDRESS_FAMILY,
 804     pub sin_port: USHORT,
 805     pub sin_addr: in_addr,
 806     pub sin_zero: [CHAR; 8],
 807 }
 808
 809 #[repr(C)]
 810 #[derive(Copy, Clone)]
 811 pub struct sockaddr_in6 {
 812     pub sin6_family: ADDRESS_FAMILY,
 813     pub sin6_port: USHORT,
 814     pub sin6_flowinfo: c_ulong,
 815     pub sin6_addr: in6_addr,
 816     pub sin6_scope_id: c_ulong,
 817 }
 818
 819 #[repr(C)]
 820 #[derive(Copy, Clone)]
 821 pub struct in_addr {
 822     pub s_addr: u32,
 823 }
 824
 825 #[repr(C)]
 826 #[derive(Copy, Clone)]
 827 pub struct in6_addr {
 828     pub s6_addr: [u8; 16],
 829 }
 830
 831 #[repr(C)]
 832 #[derive(Copy, Clone)]
 833 #[allow(dead_code)] // we only use some variants
 834 pub enum EXCEPTION_DISPOSITION {
 835     ExceptionContinueExecution,
 836     ExceptionContinueSearch,
 837     ExceptionNestedException,
 838     ExceptionCollidedUnwind
 839 }
 840
 841 #[repr(C)]
 842 #[derive(Copy, Clone)]
 843 pub struct CONSOLE_READCONSOLE_CONTROL {
 844     pub nLength: ULONG,
 845     pub nInitialChars: ULONG,
 846     pub dwCtrlWakeupMask: ULONG,
 847     pub dwControlKeyState: ULONG,
 848 }
 849 pub type PCONSOLE_READCONSOLE_CONTROL = *mut CONSOLE_READCONSOLE_CONTROL;
 850
 851 #[repr(C)]
 852 #[derive(Copy)]
 853 pub struct fd_set {
 854     pub fd_count: c_uint,
 855     pub fd_array: [SOCKET; FD_SETSIZE],
 856 }
 857
 858 impl Clone for fd_set {
 859     fn clone(&self) -> fd_set {
 860         *self
 861     }
 862 }
 863
 864 #[repr(C)]
 865 #[derive(Copy, Clone)]
 866 pub struct timeval {
 867     pub tv_sec: c_long,
 868     pub tv_usec: c_long,
 869 }
 870
 871 extern "system" {
 872     pub fn WSAStartup(wVersionRequested: WORD,
 873                       lpWSAData: LPWSADATA) -> c_int;
 874     pub fn WSACleanup() -> c_int;
 875     pub fn WSAGetLastError() -> c_int;
 876     pub fn WSADuplicateSocketW(s: SOCKET,
 877                                dwProcessId: DWORD,
 878                                lpProtocolInfo: LPWSAPROTOCOL_INFO)
 879                                -> c_int;
 880     pub fn GetCurrentProcessId() -> DWORD;
 881     pub fn WSASocketW(af: c_int,
 882                       kind: c_int,
 883                       protocol: c_int,
 884                       lpProtocolInfo: LPWSAPROTOCOL_INFO,
 885                       g: GROUP,
 886                       dwFlags: DWORD) -> SOCKET;
 887     pub fn ioctlsocket(s: SOCKET, cmd: c_long, argp: *mut c_ulong) -> c_int;
 888     pub fn InitializeCriticalSection(CriticalSection: *mut CRITICAL_SECTION);
 889     pub fn EnterCriticalSection(CriticalSection: *mut CRITICAL_SECTION);
 890     pub fn TryEnterCriticalSection(CriticalSection: *mut CRITICAL_SECTION) -> BOOLEAN;
 891     pub fn LeaveCriticalSection(CriticalSection: *mut CRITICAL_SECTION);
 892     pub fn DeleteCriticalSection(CriticalSection: *mut CRITICAL_SECTION);
 893
 894     pub fn ReadConsoleW(hConsoleInput: HANDLE,
 895                         lpBuffer: LPVOID,
 896                         nNumberOfCharsToRead: DWORD,
 897                         lpNumberOfCharsRead: LPDWORD,
 898                         pInputControl: PCONSOLE_READCONSOLE_CONTROL) -> BOOL;
 899
 900     pub fn WriteConsoleW(hConsoleOutput: HANDLE,
 901                          lpBuffer: LPCVOID,
 902                          nNumberOfCharsToWrite: DWORD,
 903                          lpNumberOfCharsWritten: LPDWORD,
 904                          lpReserved: LPVOID) -> BOOL;
 905
 906     pub fn GetConsoleMode(hConsoleHandle: HANDLE,
 907                           lpMode: LPDWORD) -> BOOL;
 908     pub fn RemoveDirectoryW(lpPathName: LPCWSTR) -> BOOL;
 909     pub fn SetFileAttributesW(lpFileName: LPCWSTR,
 910                               dwFileAttributes: DWORD) -> BOOL;
 911     pub fn GetFileInformationByHandle(hFile: HANDLE,
 912                             lpFileInformation: LPBY_HANDLE_FILE_INFORMATION)
 913                             -> BOOL;
 914
 915     pub fn SetLastError(dwErrCode: DWORD);
 916     pub fn GetCommandLineW() -> *mut LPCWSTR;
 917     pub fn LocalFree(ptr: *mut c_void);
 918     pub fn CommandLineToArgvW(lpCmdLine: *mut LPCWSTR,
 919                               pNumArgs: *mut c_int) -> *mut *mut u16;
 920     pub fn GetTempPathW(nBufferLength: DWORD,
 921                         lpBuffer: LPCWSTR) -> DWORD;
 922     pub fn OpenProcessToken(ProcessHandle: HANDLE,
 923                             DesiredAccess: DWORD,
 924                             TokenHandle: *mut HANDLE) -> BOOL;
 925     pub fn GetCurrentProcess() -> HANDLE;
 926     pub fn GetCurrentThread() -> HANDLE;
 927     pub fn GetStdHandle(which: DWORD) -> HANDLE;
 928     pub fn ExitProcess(uExitCode: c_uint) -> !;
 929     pub fn DeviceIoControl(hDevice: HANDLE,
 930                            dwIoControlCode: DWORD,
 931                            lpInBuffer: LPVOID,
 932                            nInBufferSize: DWORD,
 933                            lpOutBuffer: LPVOID,
 934                            nOutBufferSize: DWORD,
 935                            lpBytesReturned: LPDWORD,
 936                            lpOverlapped: LPOVERLAPPED) -> BOOL;
 937     pub fn CreateThread(lpThreadAttributes: LPSECURITY_ATTRIBUTES,
 938                         dwStackSize: SIZE_T,
 939                         lpStartAddress: extern "system" fn(*mut c_void)
 940                                                            -> DWORD,
 941                         lpParameter: LPVOID,
 942                         dwCreationFlags: DWORD,
 943                         lpThreadId: LPDWORD) -> HANDLE;
 944     pub fn WaitForSingleObject(hHandle: HANDLE,
 945                                dwMilliseconds: DWORD) -> DWORD;
 946     pub fn SwitchToThread() -> BOOL;
 947     pub fn Sleep(dwMilliseconds: DWORD);
 948     pub fn GetProcessId(handle: HANDLE) -> DWORD;
 949     pub fn GetUserProfileDirectoryW(hToken: HANDLE,
 950                                     lpProfileDir: LPWSTR,
 951                                     lpcchSize: *mut DWORD) -> BOOL;
 952     pub fn SetHandleInformation(hObject: HANDLE,
 953                                 dwMask: DWORD,
 954                                 dwFlags: DWORD) -> BOOL;
 955     pub fn CopyFileExW(lpExistingFileName: LPCWSTR,
 956                        lpNewFileName: LPCWSTR,
 957                        lpProgressRoutine: LPPROGRESS_ROUTINE,
 958                        lpData: LPVOID,
 959                        pbCancel: LPBOOL,
 960                        dwCopyFlags: DWORD) -> BOOL;
 961     pub fn AddVectoredExceptionHandler(FirstHandler: ULONG,
 962                                        VectoredHandler: PVECTORED_EXCEPTION_HANDLER)
 963                                        -> LPVOID;
 964     pub fn FormatMessageW(flags: DWORD,
 965                           lpSrc: LPVOID,
 966                           msgId: DWORD,
 967                           langId: DWORD,
 968                           buf: LPWSTR,
 969                           nsize: DWORD,
 970                           args: *const c_void)
 971                           -> DWORD;
 972     pub fn TlsAlloc() -> DWORD;
 973     pub fn TlsGetValue(dwTlsIndex: DWORD) -> LPVOID;
 974     pub fn TlsSetValue(dwTlsIndex: DWORD, lpTlsvalue: LPVOID) -> BOOL;
 975     pub fn GetLastError() -> DWORD;
 976     pub fn QueryPerformanceFrequency(lpFrequency: *mut LARGE_INTEGER) -> BOOL;
 977     pub fn QueryPerformanceCounter(lpPerformanceCount: *mut LARGE_INTEGER)
 978                                    -> BOOL;
 979     pub fn GetExitCodeProcess(hProcess: HANDLE, lpExitCode: LPDWORD) -> BOOL;
 980     pub fn TerminateProcess(hProcess: HANDLE, uExitCode: UINT) -> BOOL;
 981     pub fn CreateProcessW(lpApplicationName: LPCWSTR,
 982                           lpCommandLine: LPWSTR,
 983                           lpProcessAttributes: LPSECURITY_ATTRIBUTES,
 984                           lpThreadAttributes: LPSECURITY_ATTRIBUTES,
 985                           bInheritHandles: BOOL,
 986                           dwCreationFlags: DWORD,
 987                           lpEnvironment: LPVOID,
 988                           lpCurrentDirectory: LPCWSTR,
 989                           lpStartupInfo: LPSTARTUPINFO,
 990                           lpProcessInformation: LPPROCESS_INFORMATION)
 991                           -> BOOL;
 992     pub fn GetEnvironmentVariableW(n: LPCWSTR, v: LPWSTR, nsize: DWORD) -> DWORD;
 993     pub fn SetEnvironmentVariableW(n: LPCWSTR, v: LPCWSTR) -> BOOL;
 994     pub fn GetEnvironmentStringsW() -> LPWCH;
 995     pub fn FreeEnvironmentStringsW(env_ptr: LPWCH) -> BOOL;
 996     pub fn GetModuleFileNameW(hModule: HMODULE,
 997                               lpFilename: LPWSTR,
 998                               nSize: DWORD)
 999                               -> DWORD;
1000     pub fn CreateDirectoryW(lpPathName: LPCWSTR,
1001                             lpSecurityAttributes: LPSECURITY_ATTRIBUTES)
1002                             -> BOOL;
1003     pub fn DeleteFileW(lpPathName: LPCWSTR) -> BOOL;
1004     pub fn GetCurrentDirectoryW(nBufferLength: DWORD, lpBuffer: LPWSTR) -> DWORD;
1005     pub fn SetCurrentDirectoryW(lpPathName: LPCWSTR) -> BOOL;
1006     pub fn WideCharToMultiByte(CodePage: UINT,
1007                                dwFlags: DWORD,
1008                                lpWideCharStr: LPCWSTR,
1009                                cchWideChar: c_int,
1010                                lpMultiByteStr: LPSTR,
1011                                cbMultiByte: c_int,
1012                                lpDefaultChar: LPCSTR,
1013                                lpUsedDefaultChar: LPBOOL) -> c_int;
1014
1015     pub fn closesocket(socket: SOCKET) -> c_int;
1016     pub fn recv(socket: SOCKET, buf: *mut c_void, len: c_int,
1017                 flags: c_int) -> c_int;
1018     pub fn send(socket: SOCKET, buf: *const c_void, len: c_int,
1019                 flags: c_int) -> c_int;
1020     pub fn recvfrom(socket: SOCKET,
1021                     buf: *mut c_void,
1022                     len: c_int,
1023                     flags: c_int,
1024                     addr: *mut SOCKADDR,
1025                     addrlen: *mut c_int)
1026                     -> c_int;
1027     pub fn sendto(socket: SOCKET,
1028                   buf: *const c_void,
1029                   len: c_int,
1030                   flags: c_int,
1031                   addr: *const SOCKADDR,
1032                   addrlen: c_int)
1033                   -> c_int;
1034     pub fn shutdown(socket: SOCKET, how: c_int) -> c_int;
1035     pub fn accept(socket: SOCKET,
1036                   address: *mut SOCKADDR,
1037                   address_len: *mut c_int)
1038                   -> SOCKET;
1039     pub fn DuplicateHandle(hSourceProcessHandle: HANDLE,
1040                            hSourceHandle: HANDLE,
1041                            hTargetProcessHandle: HANDLE,
1042                            lpTargetHandle: LPHANDLE,
1043                            dwDesiredAccess: DWORD,
1044                            bInheritHandle: BOOL,
1045                            dwOptions: DWORD)
1046                            -> BOOL;
1047     pub fn ReadFile(hFile: HANDLE,
1048                     lpBuffer: LPVOID,
1049                     nNumberOfBytesToRead: DWORD,
1050                     lpNumberOfBytesRead: LPDWORD,
1051                     lpOverlapped: LPOVERLAPPED)
1052                     -> BOOL;
1053     pub fn WriteFile(hFile: HANDLE,
1054                      lpBuffer: LPVOID,
1055                      nNumberOfBytesToWrite: DWORD,
1056                      lpNumberOfBytesWritten: LPDWORD,
1057                      lpOverlapped: LPOVERLAPPED)
1058                      -> BOOL;
1059     pub fn CloseHandle(hObject: HANDLE) -> BOOL;
1060     pub fn CreateHardLinkW(lpSymlinkFileName: LPCWSTR,
1061                            lpTargetFileName: LPCWSTR,
1062                            lpSecurityAttributes: LPSECURITY_ATTRIBUTES)
1063                            -> BOOL;
1064     pub fn MoveFileExW(lpExistingFileName: LPCWSTR,
1065                        lpNewFileName: LPCWSTR,
1066                        dwFlags: DWORD)
1067                        -> BOOL;
1068     pub fn SetFilePointerEx(hFile: HANDLE,
1069                             liDistanceToMove: LARGE_INTEGER,
1070                             lpNewFilePointer: PLARGE_INTEGER,
1071                             dwMoveMethod: DWORD)
1072                             -> BOOL;
1073     pub fn FlushFileBuffers(hFile: HANDLE) -> BOOL;
1074     pub fn CreateFileW(lpFileName: LPCWSTR,
1075                        dwDesiredAccess: DWORD,
1076                        dwShareMode: DWORD,
1077                        lpSecurityAttributes: LPSECURITY_ATTRIBUTES,
1078                        dwCreationDisposition: DWORD,
1079                        dwFlagsAndAttributes: DWORD,
1080                        hTemplateFile: HANDLE)
1081                        -> HANDLE;
1082
1083     pub fn FindFirstFileW(fileName: LPCWSTR,
1084                           findFileData: LPWIN32_FIND_DATAW)
1085                           -> HANDLE;
1086     pub fn FindNextFileW(findFile: HANDLE, findFileData: LPWIN32_FIND_DATAW)
1087                          -> BOOL;
1088     pub fn FindClose(findFile: HANDLE) -> BOOL;
1089     pub fn RtlCaptureContext(ctx: *mut CONTEXT);
1090     pub fn getsockopt(s: SOCKET,
1091                       level: c_int,
1092                       optname: c_int,
1093                       optval: *mut c_char,
1094                       optlen: *mut c_int)
1095                       -> c_int;
1096     pub fn setsockopt(s: SOCKET,
1097                       level: c_int,
1098                       optname: c_int,
1099                       optval: *const c_void,
1100                       optlen: c_int)
1101                       -> c_int;
1102     pub fn getsockname(socket: SOCKET,
1103                        address: *mut SOCKADDR,
1104                        address_len: *mut c_int)
1105                        -> c_int;
1106     pub fn getpeername(socket: SOCKET,
1107                        address: *mut SOCKADDR,
1108                        address_len: *mut c_int)
1109                        -> c_int;
1110     pub fn bind(socket: SOCKET, address: *const SOCKADDR,
1111                 address_len: socklen_t) -> c_int;
1112     pub fn listen(socket: SOCKET, backlog: c_int) -> c_int;
1113     pub fn connect(socket: SOCKET, address: *const SOCKADDR, len: c_int)
1114                    -> c_int;
1115     pub fn getaddrinfo(node: *const c_char, service: *const c_char,
1116                        hints: *const ADDRINFOA,
1117                        res: *mut *mut ADDRINFOA) -> c_int;
1118     pub fn freeaddrinfo(res: *mut ADDRINFOA);
1119
1120     pub fn LoadLibraryW(name: LPCWSTR) -> HMODULE;
1121     pub fn FreeLibrary(handle: HMODULE) -> BOOL;
1122     pub fn GetProcAddress(handle: HMODULE,
1123                           name: LPCSTR) -> *mut c_void;
1124     pub fn GetModuleHandleW(lpModuleName: LPCWSTR) -> HMODULE;
1125     pub fn CryptAcquireContextA(phProv: *mut HCRYPTPROV,
1126                                 pszContainer: LPCSTR,
1127                                 pszProvider: LPCSTR,
1128                                 dwProvType: DWORD,
1129                                 dwFlags: DWORD) -> BOOL;
1130     pub fn CryptGenRandom(hProv: HCRYPTPROV,
1131                           dwLen: DWORD,
1132                           pbBuffer: *mut BYTE) -> BOOL;
1133     pub fn CryptReleaseContext(hProv: HCRYPTPROV, dwFlags: DWORD) -> BOOL;
1134
1135     pub fn GetSystemTimeAsFileTime(lpSystemTimeAsFileTime: LPFILETIME);
1136
1137     pub fn CreateEventW(lpEventAttributes: LPSECURITY_ATTRIBUTES,
1138                         bManualReset: BOOL,
1139                         bInitialState: BOOL,
1140                         lpName: LPCWSTR) -> HANDLE;
1141     pub fn WaitForMultipleObjects(nCount: DWORD,
1142                                   lpHandles: *const HANDLE,
1143                                   bWaitAll: BOOL,
1144                                   dwMilliseconds: DWORD) -> DWORD;
1145     pub fn CreateNamedPipeW(lpName: LPCWSTR,
1146                             dwOpenMode: DWORD,
1147                             dwPipeMode: DWORD,
1148                             nMaxInstances: DWORD,
1149                             nOutBufferSize: DWORD,
1150                             nInBufferSize: DWORD,
1151                             nDefaultTimeOut: DWORD,
1152                             lpSecurityAttributes: LPSECURITY_ATTRIBUTES)
1153                             -> HANDLE;
1154     pub fn CancelIo(handle: HANDLE) -> BOOL;
1155     pub fn GetOverlappedResult(hFile: HANDLE,
1156                                lpOverlapped: LPOVERLAPPED,
1157                                lpNumberOfBytesTransferred: LPDWORD,
1158                                bWait: BOOL) -> BOOL;
1159     pub fn select(nfds: c_int,
1160                   readfds: *mut fd_set,
1161                   writefds: *mut fd_set,
1162                   exceptfds: *mut fd_set,
1163                   timeout: *const timeval) -> c_int;
1164 }
1165
1166 // Functions that aren't available on Windows XP, but we still use them and just
1167 // provide some form of a fallback implementation.
1168 compat_fn! {
1169     kernel32:
1170
1171     pub fn CreateSymbolicLinkW(_lpSymlinkFileName: LPCWSTR,
1172                                _lpTargetFileName: LPCWSTR,
1173                                _dwFlags: DWORD) -> BOOLEAN {
1174         SetLastError(ERROR_CALL_NOT_IMPLEMENTED as DWORD); 0
1175     }
1176     pub fn GetFinalPathNameByHandleW(_hFile: HANDLE,
1177                                      _lpszFilePath: LPCWSTR,
1178                                      _cchFilePath: DWORD,
1179                                      _dwFlags: DWORD) -> DWORD {
1180         SetLastError(ERROR_CALL_NOT_IMPLEMENTED as DWORD); 0
1181     }
1182     pub fn SetThreadStackGuarantee(_size: *mut c_ulong) -> BOOL {
1183         SetLastError(ERROR_CALL_NOT_IMPLEMENTED as DWORD); 0
1184     }
1185     pub fn SetFileInformationByHandle(_hFile: HANDLE,
1186                     _FileInformationClass: FILE_INFO_BY_HANDLE_CLASS,
1187                     _lpFileInformation: LPVOID,
1188                     _dwBufferSize: DWORD) -> BOOL {
1189         SetLastError(ERROR_CALL_NOT_IMPLEMENTED as DWORD); 0
1190     }
1191     pub fn SleepConditionVariableSRW(ConditionVariable: PCONDITION_VARIABLE,
1192                                      SRWLock: PSRWLOCK,
1193                                      dwMilliseconds: DWORD,
1194                                      Flags: ULONG) -> BOOL {
1195         panic!("condition variables not available")
1196     }
1197     pub fn WakeConditionVariable(ConditionVariable: PCONDITION_VARIABLE)
1198                                  -> () {
1199         panic!("condition variables not available")
1200     }
1201     pub fn WakeAllConditionVariable(ConditionVariable: PCONDITION_VARIABLE)
1202                                     -> () {
1203         panic!("condition variables not available")
1204     }
1205     pub fn AcquireSRWLockExclusive(SRWLock: PSRWLOCK) -> () {
1206         panic!("rwlocks not available")
1207     }
1208     pub fn AcquireSRWLockShared(SRWLock: PSRWLOCK) -> () {
1209         panic!("rwlocks not available")
1210     }
1211     pub fn ReleaseSRWLockExclusive(SRWLock: PSRWLOCK) -> () {
1212         panic!("rwlocks not available")
1213     }
1214     pub fn ReleaseSRWLockShared(SRWLock: PSRWLOCK) -> () {
1215         panic!("rwlocks not available")
1216     }
1217     pub fn TryAcquireSRWLockExclusive(SRWLock: PSRWLOCK) -> BOOLEAN {
1218         panic!("rwlocks not available")
1219     }
1220     pub fn TryAcquireSRWLockShared(SRWLock: PSRWLOCK) -> BOOLEAN {
1221         panic!("rwlocks not available")
1222     }
1223 }
1224
1225 #[cfg(target_env = "gnu")]
1226 mod gnu {
1227     use super::*;
1228
1229     pub const PROCESS_QUERY_INFORMATION: DWORD = 0x0400;
1230
1231     pub const CP_ACP: UINT = 0;
1232
1233     pub const WC_NO_BEST_FIT_CHARS: DWORD = 0x00000400;
1234
1235     extern "system" {
1236         pub fn OpenProcess(dwDesiredAccess: DWORD,
1237                            bInheritHandle: BOOL,
1238                            dwProcessId: DWORD) -> HANDLE;
1239     }
1240
1241     compat_fn! {
1242         kernel32:
1243
1244         pub fn QueryFullProcessImageNameW(_hProcess: HANDLE,
1245                                           _dwFlags: DWORD,
1246                                           _lpExeName: LPWSTR,
1247                                           _lpdwSize: LPDWORD) -> BOOL {
1248             SetLastError(ERROR_CALL_NOT_IMPLEMENTED as DWORD); 0
1249         }
1250     }
1251 }
1252
1253 #[cfg(target_env = "gnu")]
1254 pub use self::gnu::*;