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 pub use self::FILE_INFO_BY_HANDLE_CLASS::*;
  24 pub use self::EXCEPTION_DISPOSITION::*;
  25
  26 pub type DWORD = c_ulong;
  27 pub type HANDLE = LPVOID;
  28 pub type HINSTANCE = HANDLE;
  29 pub type HMODULE = HINSTANCE;
  30 pub type HRESULT = LONG;
  31 pub type BOOL = c_int;
  32 pub type BYTE = u8;
  33 pub type BOOLEAN = BYTE;
  34 pub type GROUP = c_uint;
  35 pub type LARGE_INTEGER = c_longlong;
  36 pub type LONG = c_long;
  37 pub type UINT = c_uint;
  38 pub type WCHAR = u16;
  39 pub type USHORT = c_ushort;
  40 pub type SIZE_T = usize;
  41 pub type WORD = u16;
  42 pub type CHAR = c_char;
  43 pub type ULONG_PTR = usize;
  44 pub type ULONG = c_ulong;
  45 #[cfg(target_arch = "x86_64")]
  46 pub type ULONGLONG = u64;
  47 #[cfg(target_arch = "x86_64")]
  48 pub type DWORDLONG = ULONGLONG;
  49
  50 pub type LPBOOL = *mut BOOL;
  51 pub type LPBYTE = *mut BYTE;
  52 pub type LPBY_HANDLE_FILE_INFORMATION = *mut BY_HANDLE_FILE_INFORMATION;
  53 pub type LPCSTR = *const CHAR;
  54 pub type LPCVOID = *const c_void;
  55 pub type LPCWSTR = *const WCHAR;
  56 pub type LPDWORD = *mut DWORD;
  57 pub type LPHANDLE = *mut HANDLE;
  58 pub type LPOVERLAPPED = *mut OVERLAPPED;
  59 pub type LPPROCESS_INFORMATION = *mut PROCESS_INFORMATION;
  60 pub type LPSECURITY_ATTRIBUTES = *mut SECURITY_ATTRIBUTES;
  61 pub type LPSTARTUPINFO = *mut STARTUPINFO;
  62 pub type LPVOID = *mut c_void;
  63 pub type LPWCH = *mut WCHAR;
  64 pub type LPWIN32_FIND_DATAW = *mut WIN32_FIND_DATAW;
  65 pub type LPWSADATA = *mut WSADATA;
  66 pub type LPWSAPROTOCOL_INFO = *mut WSAPROTOCOL_INFO;
  67 pub type LPSTR = *mut CHAR;
  68 pub type LPWSTR = *mut WCHAR;
  69 pub type LPFILETIME = *mut FILETIME;
  70
  71 pub type PCONDITION_VARIABLE = *mut CONDITION_VARIABLE;
  72 pub type PLARGE_INTEGER = *mut c_longlong;
  73 pub type PSRWLOCK = *mut SRWLOCK;
  74
  75 pub type SOCKET = ::os::windows::raw::SOCKET;
  76 pub type socklen_t = c_int;
  77 pub type ADDRESS_FAMILY = USHORT;
  78
  79 pub const TRUE: BOOL = 1;
  80 pub const FALSE: BOOL = 0;
  81
  82 pub const FILE_ATTRIBUTE_READONLY: DWORD = 0x1;
  83 pub const FILE_ATTRIBUTE_DIRECTORY: DWORD = 0x10;
  84 pub const FILE_ATTRIBUTE_REPARSE_POINT: DWORD = 0x400;
  85
  86 pub const FILE_SHARE_DELETE: DWORD = 0x4;
  87 pub const FILE_SHARE_READ: DWORD = 0x1;
  88 pub const FILE_SHARE_WRITE: DWORD = 0x2;
  89
  90 pub const CREATE_ALWAYS: DWORD = 2;
  91 pub const CREATE_NEW: DWORD = 1;
  92 pub const OPEN_ALWAYS: DWORD = 4;
  93 pub const OPEN_EXISTING: DWORD = 3;
  94 pub const TRUNCATE_EXISTING: DWORD = 5;
  95
  96 pub const FILE_WRITE_DATA: DWORD = 0x00000002;
  97 pub const FILE_APPEND_DATA: DWORD = 0x00000004;
  98 pub const FILE_WRITE_EA: DWORD = 0x00000010;
  99 pub const FILE_WRITE_ATTRIBUTES: DWORD = 0x00000100;
 100 pub const READ_CONTROL: DWORD = 0x00020000;
 101 pub const SYNCHRONIZE: DWORD = 0x00100000;
 102 pub const GENERIC_READ: DWORD = 0x80000000;
 103 pub const GENERIC_WRITE: DWORD = 0x40000000;
 104 pub const STANDARD_RIGHTS_WRITE: DWORD = READ_CONTROL;
 105 pub const FILE_GENERIC_WRITE: DWORD = STANDARD_RIGHTS_WRITE | FILE_WRITE_DATA |
 106                                       FILE_WRITE_ATTRIBUTES |
 107                                       FILE_WRITE_EA |
 108                                       FILE_APPEND_DATA |
 109                                       SYNCHRONIZE;
 110
 111 pub const FILE_FLAG_OPEN_REPARSE_POINT: DWORD = 0x00200000;
 112 pub const FILE_FLAG_BACKUP_SEMANTICS: DWORD = 0x02000000;
 113 pub const SECURITY_SQOS_PRESENT: DWORD = 0x00100000;
 114
 115 pub const FIONBIO: c_ulong = 0x8004667e;
 116
 117 #[repr(C)]
 118 #[derive(Copy)]
 119 pub struct WIN32_FIND_DATAW {
 120     pub dwFileAttributes: DWORD,
 121     pub ftCreationTime: FILETIME,
 122     pub ftLastAccessTime: FILETIME,
 123     pub ftLastWriteTime: FILETIME,
 124     pub nFileSizeHigh: DWORD,
 125     pub nFileSizeLow: DWORD,
 126     pub dwReserved0: DWORD,
 127     pub dwReserved1: DWORD,
 128     pub cFileName: [wchar_t; 260], // #define MAX_PATH 260
 129     pub cAlternateFileName: [wchar_t; 14],
 130 }
 131 impl Clone for WIN32_FIND_DATAW {
 132     fn clone(&self) -> Self { *self }
 133 }
 134
 135 pub const WSA_FLAG_OVERLAPPED: DWORD = 0x01;
 136
 137 pub const WSADESCRIPTION_LEN: usize = 256;
 138 pub const WSASYS_STATUS_LEN: usize = 128;
 139 pub const WSAPROTOCOL_LEN: DWORD = 255;
 140 pub const INVALID_SOCKET: SOCKET = !0;
 141
 142 pub const WSAEACCES: c_int = 10013;
 143 pub const WSAEINVAL: c_int = 10022;
 144 pub const WSAEWOULDBLOCK: c_int = 10035;
 145 pub const WSAEADDRINUSE: c_int = 10048;
 146 pub const WSAEADDRNOTAVAIL: c_int = 10049;
 147 pub const WSAECONNABORTED: c_int = 10053;
 148 pub const WSAECONNRESET: c_int = 10054;
 149 pub const WSAENOTCONN: c_int = 10057;
 150 pub const WSAESHUTDOWN: c_int = 10058;
 151 pub const WSAETIMEDOUT: c_int = 10060;
 152 pub const WSAECONNREFUSED: c_int = 10061;
 153
 154 pub const MAX_PROTOCOL_CHAIN: DWORD = 7;
 155
 156 pub const TOKEN_READ: DWORD = 0x20008;
 157 pub const MAXIMUM_REPARSE_DATA_BUFFER_SIZE: usize = 16 * 1024;
 158 pub const FSCTL_GET_REPARSE_POINT: DWORD = 0x900a8;
 159 pub const IO_REPARSE_TAG_SYMLINK: DWORD = 0xa000000c;
 160 pub const IO_REPARSE_TAG_MOUNT_POINT: DWORD = 0xa0000003;
 161 pub const SYMLINK_FLAG_RELATIVE: DWORD = 0x00000001;
 162 pub const FSCTL_SET_REPARSE_POINT: DWORD = 0x900a4;
 163
 164 pub const SYMBOLIC_LINK_FLAG_DIRECTORY: DWORD = 0x1;
 165 pub const SYMBOLIC_LINK_FLAG_ALLOW_UNPRIVILEGED_CREATE: DWORD = 0x2;
 166
 167 // Note that these are not actually HANDLEs, just values to pass to GetStdHandle
 168 pub const STD_INPUT_HANDLE: DWORD = -10i32 as DWORD;
 169 pub const STD_OUTPUT_HANDLE: DWORD = -11i32 as DWORD;
 170 pub const STD_ERROR_HANDLE: DWORD = -12i32 as DWORD;
 171
 172 pub const HANDLE_FLAG_INHERIT: DWORD = 0x00000001;
 173
 174 pub const PROGRESS_CONTINUE: DWORD = 0;
 175
 176 pub const ERROR_FILE_NOT_FOUND: DWORD = 2;
 177 pub const ERROR_PATH_NOT_FOUND: DWORD = 3;
 178 pub const ERROR_ACCESS_DENIED: DWORD = 5;
 179 pub const ERROR_INVALID_HANDLE: DWORD = 6;
 180 pub const ERROR_NO_MORE_FILES: DWORD = 18;
 181 pub const ERROR_HANDLE_EOF: DWORD = 38;
 182 pub const ERROR_FILE_EXISTS: DWORD = 80;
 183 pub const ERROR_INVALID_PARAMETER: DWORD = 87;
 184 pub const ERROR_BROKEN_PIPE: DWORD = 109;
 185 pub const ERROR_CALL_NOT_IMPLEMENTED: DWORD = 120;
 186 pub const ERROR_INSUFFICIENT_BUFFER: DWORD = 122;
 187 pub const ERROR_ALREADY_EXISTS: DWORD = 183;
 188 pub const ERROR_NO_DATA: DWORD = 232;
 189 pub const ERROR_ENVVAR_NOT_FOUND: DWORD = 203;
 190 pub const ERROR_OPERATION_ABORTED: DWORD = 995;
 191 pub const ERROR_IO_PENDING: DWORD = 997;
 192 pub const ERROR_TIMEOUT: DWORD = 0x5B4;
 193
 194 pub const E_NOTIMPL: HRESULT = 0x80004001u32 as HRESULT;
 195
 196 pub const INVALID_HANDLE_VALUE: HANDLE = !0 as HANDLE;
 197
 198 pub const FACILITY_NT_BIT: DWORD = 0x1000_0000;
 199
 200 pub const FORMAT_MESSAGE_FROM_SYSTEM: DWORD = 0x00001000;
 201 pub const FORMAT_MESSAGE_FROM_HMODULE: DWORD = 0x00000800;
 202 pub const FORMAT_MESSAGE_IGNORE_INSERTS: DWORD = 0x00000200;
 203
 204 pub const TLS_OUT_OF_INDEXES: DWORD = 0xFFFFFFFF;
 205
 206 pub const DLL_THREAD_DETACH: DWORD = 3;
 207 pub const DLL_PROCESS_DETACH: DWORD = 0;
 208
 209 pub const INFINITE: DWORD = !0;
 210
 211 pub const DUPLICATE_SAME_ACCESS: DWORD = 0x00000002;
 212
 213 pub const CONDITION_VARIABLE_INIT: CONDITION_VARIABLE = CONDITION_VARIABLE {
 214     ptr: ptr::null_mut(),
 215 };
 216 pub const SRWLOCK_INIT: SRWLOCK = SRWLOCK { ptr: ptr::null_mut() };
 217
 218 pub const DETACHED_PROCESS: DWORD = 0x00000008;
 219 pub const CREATE_NEW_PROCESS_GROUP: DWORD = 0x00000200;
 220 pub const CREATE_UNICODE_ENVIRONMENT: DWORD = 0x00000400;
 221 pub const STARTF_USESTDHANDLES: DWORD = 0x00000100;
 222
 223 pub const AF_INET: c_int = 2;
 224 pub const AF_INET6: c_int = 23;
 225 pub const SD_BOTH: c_int = 2;
 226 pub const SD_RECEIVE: c_int = 0;
 227 pub const SD_SEND: c_int = 1;
 228 pub const SOCK_DGRAM: c_int = 2;
 229 pub const SOCK_STREAM: c_int = 1;
 230 pub const SOL_SOCKET: c_int = 0xffff;
 231 pub const SO_RCVTIMEO: c_int = 0x1006;
 232 pub const SO_SNDTIMEO: c_int = 0x1005;
 233 pub const SO_REUSEADDR: c_int = 0x0004;
 234 pub const IPPROTO_IP: c_int = 0;
 235 pub const IPPROTO_TCP: c_int = 6;
 236 pub const IPPROTO_IPV6: c_int = 41;
 237 pub const TCP_NODELAY: c_int = 0x0001;
 238 pub const IP_TTL: c_int = 4;
 239 pub const IPV6_V6ONLY: c_int = 27;
 240 pub const SO_ERROR: c_int = 0x1007;
 241 pub const SO_BROADCAST: c_int = 0x0020;
 242 pub const IP_MULTICAST_LOOP: c_int = 11;
 243 pub const IPV6_MULTICAST_LOOP: c_int = 11;
 244 pub const IP_MULTICAST_TTL: c_int = 10;
 245 pub const IP_ADD_MEMBERSHIP: c_int = 12;
 246 pub const IP_DROP_MEMBERSHIP: c_int = 13;
 247 pub const IPV6_ADD_MEMBERSHIP: c_int = 12;
 248 pub const IPV6_DROP_MEMBERSHIP: c_int = 13;
 249 pub const MSG_PEEK: c_int = 0x2;
 250
 251 #[repr(C)]
 252 pub struct ip_mreq {
 253     pub imr_multiaddr: in_addr,
 254     pub imr_interface: in_addr,
 255 }
 256
 257 #[repr(C)]
 258 pub struct ipv6_mreq {
 259     pub ipv6mr_multiaddr: in6_addr,
 260     pub ipv6mr_interface: c_uint,
 261 }
 262
 263 pub const VOLUME_NAME_DOS: DWORD = 0x0;
 264 pub const MOVEFILE_REPLACE_EXISTING: DWORD = 1;
 265
 266 pub const FILE_BEGIN: DWORD = 0;
 267 pub const FILE_CURRENT: DWORD = 1;
 268 pub const FILE_END: DWORD = 2;
 269
 270 pub const WAIT_OBJECT_0: DWORD = 0x00000000;
 271 pub const WAIT_TIMEOUT: DWORD = 258;
 272 pub const WAIT_FAILED: DWORD = 0xFFFFFFFF;
 273
 274 #[cfg(target_env = "msvc")]
 275 #[cfg(feature = "backtrace")]
 276 pub const MAX_SYM_NAME: usize = 2000;
 277 #[cfg(target_arch = "x86")]
 278 #[cfg(feature = "backtrace")]
 279 pub const IMAGE_FILE_MACHINE_I386: DWORD = 0x014c;
 280 #[cfg(target_arch = "x86_64")]
 281 #[cfg(feature = "backtrace")]
 282 pub const IMAGE_FILE_MACHINE_AMD64: DWORD = 0x8664;
 283
 284 pub const EXCEPTION_CONTINUE_SEARCH: LONG = 0;
 285 pub const EXCEPTION_STACK_OVERFLOW: DWORD = 0xc00000fd;
 286 pub const EXCEPTION_MAXIMUM_PARAMETERS: usize = 15;
 287
 288 pub const PIPE_ACCESS_INBOUND: DWORD = 0x00000001;
 289 pub const PIPE_ACCESS_OUTBOUND: DWORD = 0x00000002;
 290 pub const FILE_FLAG_FIRST_PIPE_INSTANCE: DWORD = 0x00080000;
 291 pub const FILE_FLAG_OVERLAPPED: DWORD = 0x40000000;
 292 pub const PIPE_WAIT: DWORD = 0x00000000;
 293 pub const PIPE_TYPE_BYTE: DWORD = 0x00000000;
 294 pub const PIPE_REJECT_REMOTE_CLIENTS: DWORD = 0x00000008;
 295 pub const PIPE_READMODE_BYTE: DWORD = 0x00000000;
 296
 297 pub const FD_SETSIZE: usize = 64;
 298
 299 pub const STACK_SIZE_PARAM_IS_A_RESERVATION: DWORD = 0x00010000;
 300
 301 #[repr(C)]
 302 #[cfg(not(target_pointer_width = "64"))]
 303 pub struct WSADATA {
 304     pub wVersion: WORD,
 305     pub wHighVersion: WORD,
 306     pub szDescription: [u8; WSADESCRIPTION_LEN + 1],
 307     pub szSystemStatus: [u8; WSASYS_STATUS_LEN + 1],
 308     pub iMaxSockets: u16,
 309     pub iMaxUdpDg: u16,
 310     pub lpVendorInfo: *mut u8,
 311 }
 312 #[repr(C)]
 313 #[cfg(target_pointer_width = "64")]
 314 pub struct WSADATA {
 315     pub wVersion: WORD,
 316     pub wHighVersion: WORD,
 317     pub iMaxSockets: u16,
 318     pub iMaxUdpDg: u16,
 319     pub lpVendorInfo: *mut u8,
 320     pub szDescription: [u8; WSADESCRIPTION_LEN + 1],
 321     pub szSystemStatus: [u8; WSASYS_STATUS_LEN + 1],
 322 }
 323
 324 #[repr(C)]
 325 pub struct WSAPROTOCOL_INFO {
 326     pub dwServiceFlags1: DWORD,
 327     pub dwServiceFlags2: DWORD,
 328     pub dwServiceFlags3: DWORD,
 329     pub dwServiceFlags4: DWORD,
 330     pub dwProviderFlags: DWORD,
 331     pub ProviderId: GUID,
 332     pub dwCatalogEntryId: DWORD,
 333     pub ProtocolChain: WSAPROTOCOLCHAIN,
 334     pub iVersion: c_int,
 335     pub iAddressFamily: c_int,
 336     pub iMaxSockAddr: c_int,
 337     pub iMinSockAddr: c_int,
 338     pub iSocketType: c_int,
 339     pub iProtocol: c_int,
 340     pub iProtocolMaxOffset: c_int,
 341     pub iNetworkByteOrder: c_int,
 342     pub iSecurityScheme: c_int,
 343     pub dwMessageSize: DWORD,
 344     pub dwProviderReserved: DWORD,
 345     pub szProtocol: [u16; (WSAPROTOCOL_LEN as usize) + 1],
 346 }
 347
 348 #[repr(C)]
 349 #[derive(Copy, Clone)]
 350 pub struct WIN32_FILE_ATTRIBUTE_DATA {
 351     pub dwFileAttributes: DWORD,
 352     pub ftCreationTime: FILETIME,
 353     pub ftLastAccessTime: FILETIME,
 354     pub ftLastWriteTime: FILETIME,
 355     pub nFileSizeHigh: DWORD,
 356     pub nFileSizeLow: DWORD,
 357 }
 358
 359 #[repr(C)]
 360 pub struct BY_HANDLE_FILE_INFORMATION {
 361     pub dwFileAttributes: DWORD,
 362     pub ftCreationTime: FILETIME,
 363     pub ftLastAccessTime: FILETIME,
 364     pub ftLastWriteTime: FILETIME,
 365     pub dwVolumeSerialNumber: DWORD,
 366     pub nFileSizeHigh: DWORD,
 367     pub nFileSizeLow: DWORD,
 368     pub nNumberOfLinks: DWORD,
 369     pub nFileIndexHigh: DWORD,
 370     pub nFileIndexLow: DWORD,
 371 }
 372
 373 #[repr(C)]
 374 #[allow(dead_code)] // we only use some variants
 375 pub enum FILE_INFO_BY_HANDLE_CLASS {
 376     FileBasicInfo                   = 0,
 377     FileStandardInfo                = 1,
 378     FileNameInfo                    = 2,
 379     FileRenameInfo                  = 3,
 380     FileDispositionInfo             = 4,
 381     FileAllocationInfo              = 5,
 382     FileEndOfFileInfo               = 6,
 383     FileStreamInfo                  = 7,
 384     FileCompressionInfo             = 8,
 385     FileAttributeTagInfo            = 9,
 386     FileIdBothDirectoryInfo         = 10, // 0xA
 387     FileIdBothDirectoryRestartInfo  = 11, // 0xB
 388     FileIoPriorityHintInfo          = 12, // 0xC
 389     FileRemoteProtocolInfo          = 13, // 0xD
 390     FileFullDirectoryInfo           = 14, // 0xE
 391     FileFullDirectoryRestartInfo    = 15, // 0xF
 392     FileStorageInfo                 = 16, // 0x10
 393     FileAlignmentInfo               = 17, // 0x11
 394     FileIdInfo                      = 18, // 0x12
 395     FileIdExtdDirectoryInfo         = 19, // 0x13
 396     FileIdExtdDirectoryRestartInfo  = 20, // 0x14
 397     MaximumFileInfoByHandlesClass
 398 }
 399
 400 #[repr(C)]
 401 pub struct FILE_BASIC_INFO {
 402     pub CreationTime: LARGE_INTEGER,
 403     pub LastAccessTime: LARGE_INTEGER,
 404     pub LastWriteTime: LARGE_INTEGER,
 405     pub ChangeTime: LARGE_INTEGER,
 406     pub FileAttributes: DWORD,
 407 }
 408
 409 #[repr(C)]
 410 pub struct FILE_END_OF_FILE_INFO {
 411     pub EndOfFile: LARGE_INTEGER,
 412 }
 413
 414 #[repr(C)]
 415 pub struct REPARSE_DATA_BUFFER {
 416     pub ReparseTag: c_uint,
 417     pub ReparseDataLength: c_ushort,
 418     pub Reserved: c_ushort,
 419     pub rest: (),
 420 }
 421
 422 #[repr(C)]
 423 pub struct SYMBOLIC_LINK_REPARSE_BUFFER {
 424     pub SubstituteNameOffset: c_ushort,
 425     pub SubstituteNameLength: c_ushort,
 426     pub PrintNameOffset: c_ushort,
 427     pub PrintNameLength: c_ushort,
 428     pub Flags: c_ulong,
 429     pub PathBuffer: WCHAR,
 430 }
 431
 432 #[repr(C)]
 433 pub struct MOUNT_POINT_REPARSE_BUFFER {
 434     pub SubstituteNameOffset: c_ushort,
 435     pub SubstituteNameLength: c_ushort,
 436     pub PrintNameOffset: c_ushort,
 437     pub PrintNameLength: c_ushort,
 438     pub PathBuffer: WCHAR,
 439 }
 440
 441 pub type LPPROGRESS_ROUTINE = ::option::Option<unsafe extern "system" fn(
 442     TotalFileSize: LARGE_INTEGER,
 443     TotalBytesTransferred: LARGE_INTEGER,
 444     StreamSize: LARGE_INTEGER,
 445     StreamBytesTransferred: LARGE_INTEGER,
 446     dwStreamNumber: DWORD,
 447     dwCallbackReason: DWORD,
 448     hSourceFile: HANDLE,
 449     hDestinationFile: HANDLE,
 450     lpData: LPVOID,
 451 ) -> DWORD>;
 452
 453 #[repr(C)]
 454 pub struct CONDITION_VARIABLE { pub ptr: LPVOID }
 455 #[repr(C)]
 456 pub struct SRWLOCK { pub ptr: LPVOID }
 457 #[repr(C)]
 458 pub struct CRITICAL_SECTION {
 459     CriticalSectionDebug: LPVOID,
 460     LockCount: LONG,
 461     RecursionCount: LONG,
 462     OwningThread: HANDLE,
 463     LockSemaphore: HANDLE,
 464     SpinCount: ULONG_PTR
 465 }
 466
 467 #[repr(C)]
 468 pub struct REPARSE_MOUNTPOINT_DATA_BUFFER {
 469     pub ReparseTag: DWORD,
 470     pub ReparseDataLength: DWORD,
 471     pub Reserved: WORD,
 472     pub ReparseTargetLength: WORD,
 473     pub ReparseTargetMaximumLength: WORD,
 474     pub Reserved1: WORD,
 475     pub ReparseTarget: WCHAR,
 476 }
 477
 478 #[repr(C)]
 479 pub struct EXCEPTION_RECORD {
 480     pub ExceptionCode: DWORD,
 481     pub ExceptionFlags: DWORD,
 482     pub ExceptionRecord: *mut EXCEPTION_RECORD,
 483     pub ExceptionAddress: LPVOID,
 484     pub NumberParameters: DWORD,
 485     pub ExceptionInformation: [LPVOID; EXCEPTION_MAXIMUM_PARAMETERS]
 486 }
 487
 488 #[repr(C)]
 489 pub struct EXCEPTION_POINTERS {
 490     pub ExceptionRecord: *mut EXCEPTION_RECORD,
 491     pub ContextRecord: *mut CONTEXT,
 492 }
 493
 494 pub type PVECTORED_EXCEPTION_HANDLER = extern "system"
 495         fn(ExceptionInfo: *mut EXCEPTION_POINTERS) -> LONG;
 496
 497 #[repr(C)]
 498 pub struct GUID {
 499     pub Data1: DWORD,
 500     pub Data2: WORD,
 501     pub Data3: WORD,
 502     pub Data4: [BYTE; 8],
 503 }
 504
 505 #[repr(C)]
 506 pub struct WSAPROTOCOLCHAIN {
 507     pub ChainLen: c_int,
 508     pub ChainEntries: [DWORD; MAX_PROTOCOL_CHAIN as usize],
 509 }
 510
 511 #[repr(C)]
 512 pub struct SECURITY_ATTRIBUTES {
 513     pub nLength: DWORD,
 514     pub lpSecurityDescriptor: LPVOID,
 515     pub bInheritHandle: BOOL,
 516 }
 517
 518 #[repr(C)]
 519 pub struct PROCESS_INFORMATION {
 520     pub hProcess: HANDLE,
 521     pub hThread: HANDLE,
 522     pub dwProcessId: DWORD,
 523     pub dwThreadId: DWORD,
 524 }
 525
 526 #[repr(C)]
 527 pub struct STARTUPINFO {
 528     pub cb: DWORD,
 529     pub lpReserved: LPWSTR,
 530     pub lpDesktop: LPWSTR,
 531     pub lpTitle: LPWSTR,
 532     pub dwX: DWORD,
 533     pub dwY: DWORD,
 534     pub dwXSize: DWORD,
 535     pub dwYSize: DWORD,
 536     pub dwXCountChars: DWORD,
 537     pub dwYCountCharts: DWORD,
 538     pub dwFillAttribute: DWORD,
 539     pub dwFlags: DWORD,
 540     pub wShowWindow: WORD,
 541     pub cbReserved2: WORD,
 542     pub lpReserved2: LPBYTE,
 543     pub hStdInput: HANDLE,
 544     pub hStdOutput: HANDLE,
 545     pub hStdError: HANDLE,
 546 }
 547
 548 #[repr(C)]
 549 pub struct SOCKADDR {
 550     pub sa_family: ADDRESS_FAMILY,
 551     pub sa_data: [CHAR; 14],
 552 }
 553
 554 #[repr(C)]
 555 #[derive(Copy, Clone)]
 556 pub struct FILETIME {
 557     pub dwLowDateTime: DWORD,
 558     pub dwHighDateTime: DWORD,
 559 }
 560
 561 #[repr(C)]
 562 pub struct OVERLAPPED {
 563     pub Internal: *mut c_ulong,
 564     pub InternalHigh: *mut c_ulong,
 565     pub Offset: DWORD,
 566     pub OffsetHigh: DWORD,
 567     pub hEvent: HANDLE,
 568 }
 569
 570 #[repr(C)]
 571 #[cfg(target_env = "msvc")]
 572 #[cfg(feature = "backtrace")]
 573 pub struct SYMBOL_INFO {
 574     pub SizeOfStruct: c_ulong,
 575     pub TypeIndex: c_ulong,
 576     pub Reserved: [u64; 2],
 577     pub Index: c_ulong,
 578     pub Size: c_ulong,
 579     pub ModBase: u64,
 580     pub Flags: c_ulong,
 581     pub Value: u64,
 582     pub Address: u64,
 583     pub Register: c_ulong,
 584     pub Scope: c_ulong,
 585     pub Tag: c_ulong,
 586     pub NameLen: c_ulong,
 587     pub MaxNameLen: c_ulong,
 588     // note that windows has this as 1, but it basically just means that
 589     // the name is inline at the end of the struct. For us, we just bump
 590     // the struct size up to MAX_SYM_NAME.
 591     pub Name: [c_char; MAX_SYM_NAME],
 592 }
 593
 594 #[repr(C)]
 595 #[cfg(target_env = "msvc")]
 596 #[cfg(feature = "backtrace")]
 597 pub struct IMAGEHLP_LINE64 {
 598     pub SizeOfStruct: u32,
 599     pub Key: *const c_void,
 600     pub LineNumber: u32,
 601     pub Filename: *const c_char,
 602     pub Address: u64,
 603 }
 604
 605 #[repr(C)]
 606 #[allow(dead_code)] // we only use some variants
 607 pub enum ADDRESS_MODE {
 608     AddrMode1616,
 609     AddrMode1632,
 610     AddrModeReal,
 611     AddrModeFlat,
 612 }
 613
 614 #[repr(C)]
 615 #[cfg(feature = "backtrace")]
 616 pub struct ADDRESS64 {
 617     pub Offset: u64,
 618     pub Segment: u16,
 619     pub Mode: ADDRESS_MODE,
 620 }
 621
 622 #[repr(C)]
 623 #[cfg(feature = "backtrace")]
 624 pub struct STACKFRAME_EX {
 625     pub AddrPC: ADDRESS64,
 626     pub AddrReturn: ADDRESS64,
 627     pub AddrFrame: ADDRESS64,
 628     pub AddrStack: ADDRESS64,
 629     pub AddrBStore: ADDRESS64,
 630     pub FuncTableEntry: *mut c_void,
 631     pub Params: [u64; 4],
 632     pub Far: BOOL,
 633     pub Virtual: BOOL,
 634     pub Reserved: [u64; 3],
 635     pub KdHelp: KDHELP64,
 636     pub StackFrameSize: DWORD,
 637     pub InlineFrameContext: DWORD,
 638 }
 639
 640 #[repr(C)]
 641 #[cfg(feature = "backtrace")]
 642 pub struct STACKFRAME64 {
 643     pub AddrPC: ADDRESS64,
 644     pub AddrReturn: ADDRESS64,
 645     pub AddrFrame: ADDRESS64,
 646     pub AddrStack: ADDRESS64,
 647     pub AddrBStore: ADDRESS64,
 648     pub FuncTableEntry: *mut c_void,
 649     pub Params: [u64; 4],
 650     pub Far: BOOL,
 651     pub Virtual: BOOL,
 652     pub Reserved: [u64; 3],
 653     pub KdHelp: KDHELP64,
 654 }
 655
 656 #[repr(C)]
 657 #[cfg(feature = "backtrace")]
 658 pub struct KDHELP64 {
 659     pub Thread: u64,
 660     pub ThCallbackStack: DWORD,
 661     pub ThCallbackBStore: DWORD,
 662     pub NextCallback: DWORD,
 663     pub FramePointer: DWORD,
 664     pub KiCallUserMode: u64,
 665     pub KeUserCallbackDispatcher: u64,
 666     pub SystemRangeStart: u64,
 667     pub KiUserExceptionDispatcher: u64,
 668     pub StackBase: u64,
 669     pub StackLimit: u64,
 670     pub Reserved: [u64; 5],
 671 }
 672
 673 #[cfg(target_arch = "x86")]
 674 #[repr(C)]
 675 pub struct CONTEXT {
 676     pub ContextFlags: DWORD,
 677     pub Dr0: DWORD,
 678     pub Dr1: DWORD,
 679     pub Dr2: DWORD,
 680     pub Dr3: DWORD,
 681     pub Dr6: DWORD,
 682     pub Dr7: DWORD,
 683     pub FloatSave: FLOATING_SAVE_AREA,
 684     pub SegGs: DWORD,
 685     pub SegFs: DWORD,
 686     pub SegEs: DWORD,
 687     pub SegDs: DWORD,
 688     pub Edi: DWORD,
 689     pub Esi: DWORD,
 690     pub Ebx: DWORD,
 691     pub Edx: DWORD,
 692     pub Ecx: DWORD,
 693     pub Eax: DWORD,
 694     pub Ebp: DWORD,
 695     pub Eip: DWORD,
 696     pub SegCs: DWORD,
 697     pub EFlags: DWORD,
 698     pub Esp: DWORD,
 699     pub SegSs: DWORD,
 700     pub ExtendedRegisters: [u8; 512],
 701 }
 702
 703 #[cfg(target_arch = "x86")]
 704 #[repr(C)]
 705 pub struct FLOATING_SAVE_AREA {
 706     pub ControlWord: DWORD,
 707     pub StatusWord: DWORD,
 708     pub TagWord: DWORD,
 709     pub ErrorOffset: DWORD,
 710     pub ErrorSelector: DWORD,
 711     pub DataOffset: DWORD,
 712     pub DataSelector: DWORD,
 713     pub RegisterArea: [u8; 80],
 714     pub Cr0NpxState: DWORD,
 715 }
 716
 717 #[cfg(target_arch = "x86_64")]
 718 #[repr(C, align(16))]
 719 pub struct CONTEXT {
 720     pub P1Home: DWORDLONG,
 721     pub P2Home: DWORDLONG,
 722     pub P3Home: DWORDLONG,
 723     pub P4Home: DWORDLONG,
 724     pub P5Home: DWORDLONG,
 725     pub P6Home: DWORDLONG,
 726
 727     pub ContextFlags: DWORD,
 728     pub MxCsr: DWORD,
 729
 730     pub SegCs: WORD,
 731     pub SegDs: WORD,
 732     pub SegEs: WORD,
 733     pub SegFs: WORD,
 734     pub SegGs: WORD,
 735     pub SegSs: WORD,
 736     pub EFlags: DWORD,
 737
 738     pub Dr0: DWORDLONG,
 739     pub Dr1: DWORDLONG,
 740     pub Dr2: DWORDLONG,
 741     pub Dr3: DWORDLONG,
 742     pub Dr6: DWORDLONG,
 743     pub Dr7: DWORDLONG,
 744
 745     pub Rax: DWORDLONG,
 746     pub Rcx: DWORDLONG,
 747     pub Rdx: DWORDLONG,
 748     pub Rbx: DWORDLONG,
 749     pub Rsp: DWORDLONG,
 750     pub Rbp: DWORDLONG,
 751     pub Rsi: DWORDLONG,
 752     pub Rdi: DWORDLONG,
 753     pub R8:  DWORDLONG,
 754     pub R9:  DWORDLONG,
 755     pub R10: DWORDLONG,
 756     pub R11: DWORDLONG,
 757     pub R12: DWORDLONG,
 758     pub R13: DWORDLONG,
 759     pub R14: DWORDLONG,
 760     pub R15: DWORDLONG,
 761
 762     pub Rip: DWORDLONG,
 763
 764     pub FltSave: FLOATING_SAVE_AREA,
 765
 766     pub VectorRegister: [M128A; 26],
 767     pub VectorControl: DWORDLONG,
 768
 769     pub DebugControl: DWORDLONG,
 770     pub LastBranchToRip: DWORDLONG,
 771     pub LastBranchFromRip: DWORDLONG,
 772     pub LastExceptionToRip: DWORDLONG,
 773     pub LastExceptionFromRip: DWORDLONG,
 774 }
 775
 776 #[cfg(target_arch = "x86_64")]
 777 #[repr(C, align(16))]
 778 pub struct M128A {
 779     pub Low:  c_ulonglong,
 780     pub High: c_longlong
 781 }
 782
 783 #[cfg(target_arch = "x86_64")]
 784 #[repr(C, align(16))]
 785 pub struct FLOATING_SAVE_AREA {
 786     _Dummy: [u8; 512] // FIXME: Fill this out
 787 }
 788
 789 // FIXME(#43348): This structure is used for backtrace only, and a fake
 790 // definition is provided here only to allow rustdoc to pass type-check. This
 791 // will not appear in the final documentation. This should be also defined for
 792 // other architectures supported by Windows such as ARM, and for historical
 793 // interest, maybe MIPS and PowerPC as well.
 794 #[cfg(all(dox, not(any(target_arch = "x86_64", target_arch = "x86"))))]
 795 pub enum CONTEXT {}
 796
 797 #[repr(C)]
 798 pub struct SOCKADDR_STORAGE_LH {
 799     pub ss_family: ADDRESS_FAMILY,
 800     pub __ss_pad1: [CHAR; 6],
 801     pub __ss_align: i64,
 802     pub __ss_pad2: [CHAR; 112],
 803 }
 804
 805 #[repr(C)]
 806 pub struct ADDRINFOA {
 807     pub ai_flags: c_int,
 808     pub ai_family: c_int,
 809     pub ai_socktype: c_int,
 810     pub ai_protocol: c_int,
 811     pub ai_addrlen: size_t,
 812     pub ai_canonname: *mut c_char,
 813     pub ai_addr: *mut SOCKADDR,
 814     pub ai_next: *mut ADDRINFOA,
 815 }
 816
 817 #[repr(C)]
 818 #[derive(Copy, Clone)]
 819 pub struct sockaddr_in {
 820     pub sin_family: ADDRESS_FAMILY,
 821     pub sin_port: USHORT,
 822     pub sin_addr: in_addr,
 823     pub sin_zero: [CHAR; 8],
 824 }
 825
 826 #[repr(C)]
 827 #[derive(Copy, Clone)]
 828 pub struct sockaddr_in6 {
 829     pub sin6_family: ADDRESS_FAMILY,
 830     pub sin6_port: USHORT,
 831     pub sin6_flowinfo: c_ulong,
 832     pub sin6_addr: in6_addr,
 833     pub sin6_scope_id: c_ulong,
 834 }
 835
 836 #[repr(C)]
 837 #[derive(Copy, Clone)]
 838 pub struct in_addr {
 839     pub s_addr: u32,
 840 }
 841
 842 #[repr(C)]
 843 #[derive(Copy, Clone)]
 844 pub struct in6_addr {
 845     pub s6_addr: [u8; 16],
 846 }
 847
 848 #[repr(C)]
 849 #[derive(Copy, Clone)]
 850 #[allow(dead_code)] // we only use some variants
 851 pub enum EXCEPTION_DISPOSITION {
 852     ExceptionContinueExecution,
 853     ExceptionContinueSearch,
 854     ExceptionNestedException,
 855     ExceptionCollidedUnwind
 856 }
 857
 858 #[repr(C)]
 859 #[derive(Copy, Clone)]
 860 pub struct CONSOLE_READCONSOLE_CONTROL {
 861     pub nLength: ULONG,
 862     pub nInitialChars: ULONG,
 863     pub dwCtrlWakeupMask: ULONG,
 864     pub dwControlKeyState: ULONG,
 865 }
 866 pub type PCONSOLE_READCONSOLE_CONTROL = *mut CONSOLE_READCONSOLE_CONTROL;
 867
 868 #[repr(C)]
 869 #[derive(Copy)]
 870 pub struct fd_set {
 871     pub fd_count: c_uint,
 872     pub fd_array: [SOCKET; FD_SETSIZE],
 873 }
 874
 875 impl Clone for fd_set {
 876     fn clone(&self) -> fd_set {
 877         *self
 878     }
 879 }
 880
 881 #[repr(C)]
 882 #[derive(Copy, Clone)]
 883 pub struct timeval {
 884     pub tv_sec: c_long,
 885     pub tv_usec: c_long,
 886 }
 887
 888 extern "system" {
 889     pub fn WSAStartup(wVersionRequested: WORD,
 890                       lpWSAData: LPWSADATA) -> c_int;
 891     pub fn WSACleanup() -> c_int;
 892     pub fn WSAGetLastError() -> c_int;
 893     pub fn WSADuplicateSocketW(s: SOCKET,
 894                                dwProcessId: DWORD,
 895                                lpProtocolInfo: LPWSAPROTOCOL_INFO)
 896                                -> c_int;
 897     pub fn GetCurrentProcessId() -> DWORD;
 898     pub fn WSASocketW(af: c_int,
 899                       kind: c_int,
 900                       protocol: c_int,
 901                       lpProtocolInfo: LPWSAPROTOCOL_INFO,
 902                       g: GROUP,
 903                       dwFlags: DWORD) -> SOCKET;
 904     pub fn ioctlsocket(s: SOCKET, cmd: c_long, argp: *mut c_ulong) -> c_int;
 905     pub fn InitializeCriticalSection(CriticalSection: *mut CRITICAL_SECTION);
 906     pub fn EnterCriticalSection(CriticalSection: *mut CRITICAL_SECTION);
 907     pub fn TryEnterCriticalSection(CriticalSection: *mut CRITICAL_SECTION) -> BOOLEAN;
 908     pub fn LeaveCriticalSection(CriticalSection: *mut CRITICAL_SECTION);
 909     pub fn DeleteCriticalSection(CriticalSection: *mut CRITICAL_SECTION);
 910
 911     pub fn ReadConsoleW(hConsoleInput: HANDLE,
 912                         lpBuffer: LPVOID,
 913                         nNumberOfCharsToRead: DWORD,
 914                         lpNumberOfCharsRead: LPDWORD,
 915                         pInputControl: PCONSOLE_READCONSOLE_CONTROL) -> BOOL;
 916
 917     pub fn WriteConsoleW(hConsoleOutput: HANDLE,
 918                          lpBuffer: LPCVOID,
 919                          nNumberOfCharsToWrite: DWORD,
 920                          lpNumberOfCharsWritten: LPDWORD,
 921                          lpReserved: LPVOID) -> BOOL;
 922
 923     pub fn GetConsoleMode(hConsoleHandle: HANDLE,
 924                           lpMode: LPDWORD) -> BOOL;
 925     pub fn RemoveDirectoryW(lpPathName: LPCWSTR) -> BOOL;
 926     pub fn SetFileAttributesW(lpFileName: LPCWSTR,
 927                               dwFileAttributes: DWORD) -> BOOL;
 928     pub fn GetFileInformationByHandle(hFile: HANDLE,
 929                             lpFileInformation: LPBY_HANDLE_FILE_INFORMATION)
 930                             -> BOOL;
 931
 932     pub fn SetLastError(dwErrCode: DWORD);
 933     pub fn GetCommandLineW() -> *mut LPCWSTR;
 934     pub fn LocalFree(ptr: *mut c_void);
 935     pub fn CommandLineToArgvW(lpCmdLine: *mut LPCWSTR,
 936                               pNumArgs: *mut c_int) -> *mut *mut u16;
 937     pub fn GetTempPathW(nBufferLength: DWORD,
 938                         lpBuffer: LPCWSTR) -> DWORD;
 939     pub fn OpenProcessToken(ProcessHandle: HANDLE,
 940                             DesiredAccess: DWORD,
 941                             TokenHandle: *mut HANDLE) -> BOOL;
 942     pub fn GetCurrentProcess() -> HANDLE;
 943     pub fn GetCurrentThread() -> HANDLE;
 944     pub fn GetStdHandle(which: DWORD) -> HANDLE;
 945     pub fn ExitProcess(uExitCode: c_uint) -> !;
 946     pub fn DeviceIoControl(hDevice: HANDLE,
 947                            dwIoControlCode: DWORD,
 948                            lpInBuffer: LPVOID,
 949                            nInBufferSize: DWORD,
 950                            lpOutBuffer: LPVOID,
 951                            nOutBufferSize: DWORD,
 952                            lpBytesReturned: LPDWORD,
 953                            lpOverlapped: LPOVERLAPPED) -> BOOL;
 954     pub fn CreateThread(lpThreadAttributes: LPSECURITY_ATTRIBUTES,
 955                         dwStackSize: SIZE_T,
 956                         lpStartAddress: extern "system" fn(*mut c_void)
 957                                                            -> DWORD,
 958                         lpParameter: LPVOID,
 959                         dwCreationFlags: DWORD,
 960                         lpThreadId: LPDWORD) -> HANDLE;
 961     pub fn WaitForSingleObject(hHandle: HANDLE,
 962                                dwMilliseconds: DWORD) -> DWORD;
 963     pub fn SwitchToThread() -> BOOL;
 964     pub fn Sleep(dwMilliseconds: DWORD);
 965     pub fn GetProcessId(handle: HANDLE) -> DWORD;
 966     pub fn GetUserProfileDirectoryW(hToken: HANDLE,
 967                                     lpProfileDir: LPWSTR,
 968                                     lpcchSize: *mut DWORD) -> BOOL;
 969     pub fn SetHandleInformation(hObject: HANDLE,
 970                                 dwMask: DWORD,
 971                                 dwFlags: DWORD) -> BOOL;
 972     pub fn CopyFileExW(lpExistingFileName: LPCWSTR,
 973                        lpNewFileName: LPCWSTR,
 974                        lpProgressRoutine: LPPROGRESS_ROUTINE,
 975                        lpData: LPVOID,
 976                        pbCancel: LPBOOL,
 977                        dwCopyFlags: DWORD) -> BOOL;
 978     pub fn AddVectoredExceptionHandler(FirstHandler: ULONG,
 979                                        VectoredHandler: PVECTORED_EXCEPTION_HANDLER)
 980                                        -> LPVOID;
 981     pub fn FormatMessageW(flags: DWORD,
 982                           lpSrc: LPVOID,
 983                           msgId: DWORD,
 984                           langId: DWORD,
 985                           buf: LPWSTR,
 986                           nsize: DWORD,
 987                           args: *const c_void)
 988                           -> DWORD;
 989     pub fn TlsAlloc() -> DWORD;
 990     pub fn TlsGetValue(dwTlsIndex: DWORD) -> LPVOID;
 991     pub fn TlsSetValue(dwTlsIndex: DWORD, lpTlsvalue: LPVOID) -> BOOL;
 992     pub fn GetLastError() -> DWORD;
 993     pub fn QueryPerformanceFrequency(lpFrequency: *mut LARGE_INTEGER) -> BOOL;
 994     pub fn QueryPerformanceCounter(lpPerformanceCount: *mut LARGE_INTEGER)
 995                                    -> BOOL;
 996     pub fn GetExitCodeProcess(hProcess: HANDLE, lpExitCode: LPDWORD) -> BOOL;
 997     pub fn TerminateProcess(hProcess: HANDLE, uExitCode: UINT) -> BOOL;
 998     pub fn CreateProcessW(lpApplicationName: LPCWSTR,
 999                           lpCommandLine: LPWSTR,
1000                           lpProcessAttributes: LPSECURITY_ATTRIBUTES,
1001                           lpThreadAttributes: LPSECURITY_ATTRIBUTES,
1002                           bInheritHandles: BOOL,
1003                           dwCreationFlags: DWORD,
1004                           lpEnvironment: LPVOID,
1005                           lpCurrentDirectory: LPCWSTR,
1006                           lpStartupInfo: LPSTARTUPINFO,
1007                           lpProcessInformation: LPPROCESS_INFORMATION)
1008                           -> BOOL;
1009     pub fn GetEnvironmentVariableW(n: LPCWSTR, v: LPWSTR, nsize: DWORD) -> DWORD;
1010     pub fn SetEnvironmentVariableW(n: LPCWSTR, v: LPCWSTR) -> BOOL;
1011     pub fn GetEnvironmentStringsW() -> LPWCH;
1012     pub fn FreeEnvironmentStringsW(env_ptr: LPWCH) -> BOOL;
1013     pub fn GetModuleFileNameW(hModule: HMODULE,
1014                               lpFilename: LPWSTR,
1015                               nSize: DWORD)
1016                               -> DWORD;
1017     pub fn CreateDirectoryW(lpPathName: LPCWSTR,
1018                             lpSecurityAttributes: LPSECURITY_ATTRIBUTES)
1019                             -> BOOL;
1020     pub fn DeleteFileW(lpPathName: LPCWSTR) -> BOOL;
1021     pub fn GetCurrentDirectoryW(nBufferLength: DWORD, lpBuffer: LPWSTR) -> DWORD;
1022     pub fn SetCurrentDirectoryW(lpPathName: LPCWSTR) -> BOOL;
1023     pub fn WideCharToMultiByte(CodePage: UINT,
1024                                dwFlags: DWORD,
1025                                lpWideCharStr: LPCWSTR,
1026                                cchWideChar: c_int,
1027                                lpMultiByteStr: LPSTR,
1028                                cbMultiByte: c_int,
1029                                lpDefaultChar: LPCSTR,
1030                                lpUsedDefaultChar: LPBOOL) -> c_int;
1031
1032     pub fn closesocket(socket: SOCKET) -> c_int;
1033     pub fn recv(socket: SOCKET, buf: *mut c_void, len: c_int,
1034                 flags: c_int) -> c_int;
1035     pub fn send(socket: SOCKET, buf: *const c_void, len: c_int,
1036                 flags: c_int) -> c_int;
1037     pub fn recvfrom(socket: SOCKET,
1038                     buf: *mut c_void,
1039                     len: c_int,
1040                     flags: c_int,
1041                     addr: *mut SOCKADDR,
1042                     addrlen: *mut c_int)
1043                     -> c_int;
1044     pub fn sendto(socket: SOCKET,
1045                   buf: *const c_void,
1046                   len: c_int,
1047                   flags: c_int,
1048                   addr: *const SOCKADDR,
1049                   addrlen: c_int)
1050                   -> c_int;
1051     pub fn shutdown(socket: SOCKET, how: c_int) -> c_int;
1052     pub fn accept(socket: SOCKET,
1053                   address: *mut SOCKADDR,
1054                   address_len: *mut c_int)
1055                   -> SOCKET;
1056     pub fn DuplicateHandle(hSourceProcessHandle: HANDLE,
1057                            hSourceHandle: HANDLE,
1058                            hTargetProcessHandle: HANDLE,
1059                            lpTargetHandle: LPHANDLE,
1060                            dwDesiredAccess: DWORD,
1061                            bInheritHandle: BOOL,
1062                            dwOptions: DWORD)
1063                            -> BOOL;
1064     pub fn ReadFile(hFile: HANDLE,
1065                     lpBuffer: LPVOID,
1066                     nNumberOfBytesToRead: DWORD,
1067                     lpNumberOfBytesRead: LPDWORD,
1068                     lpOverlapped: LPOVERLAPPED)
1069                     -> BOOL;
1070     pub fn WriteFile(hFile: HANDLE,
1071                      lpBuffer: LPVOID,
1072                      nNumberOfBytesToWrite: DWORD,
1073                      lpNumberOfBytesWritten: LPDWORD,
1074                      lpOverlapped: LPOVERLAPPED)
1075                      -> BOOL;
1076     pub fn CloseHandle(hObject: HANDLE) -> BOOL;
1077     pub fn CreateHardLinkW(lpSymlinkFileName: LPCWSTR,
1078                            lpTargetFileName: LPCWSTR,
1079                            lpSecurityAttributes: LPSECURITY_ATTRIBUTES)
1080                            -> BOOL;
1081     pub fn MoveFileExW(lpExistingFileName: LPCWSTR,
1082                        lpNewFileName: LPCWSTR,
1083                        dwFlags: DWORD)
1084                        -> BOOL;
1085     pub fn SetFilePointerEx(hFile: HANDLE,
1086                             liDistanceToMove: LARGE_INTEGER,
1087                             lpNewFilePointer: PLARGE_INTEGER,
1088                             dwMoveMethod: DWORD)
1089                             -> BOOL;
1090     pub fn FlushFileBuffers(hFile: HANDLE) -> BOOL;
1091     pub fn CreateFileW(lpFileName: LPCWSTR,
1092                        dwDesiredAccess: DWORD,
1093                        dwShareMode: DWORD,
1094                        lpSecurityAttributes: LPSECURITY_ATTRIBUTES,
1095                        dwCreationDisposition: DWORD,
1096                        dwFlagsAndAttributes: DWORD,
1097                        hTemplateFile: HANDLE)
1098                        -> HANDLE;
1099
1100     pub fn FindFirstFileW(fileName: LPCWSTR,
1101                           findFileData: LPWIN32_FIND_DATAW)
1102                           -> HANDLE;
1103     pub fn FindNextFileW(findFile: HANDLE, findFileData: LPWIN32_FIND_DATAW)
1104                          -> BOOL;
1105     pub fn FindClose(findFile: HANDLE) -> BOOL;
1106     #[cfg(feature = "backtrace")]
1107     pub fn RtlCaptureContext(ctx: *mut CONTEXT);
1108     pub fn getsockopt(s: SOCKET,
1109                       level: c_int,
1110                       optname: c_int,
1111                       optval: *mut c_char,
1112                       optlen: *mut c_int)
1113                       -> c_int;
1114     pub fn setsockopt(s: SOCKET,
1115                       level: c_int,
1116                       optname: c_int,
1117                       optval: *const c_void,
1118                       optlen: c_int)
1119                       -> c_int;
1120     pub fn getsockname(socket: SOCKET,
1121                        address: *mut SOCKADDR,
1122                        address_len: *mut c_int)
1123                        -> c_int;
1124     pub fn getpeername(socket: SOCKET,
1125                        address: *mut SOCKADDR,
1126                        address_len: *mut c_int)
1127                        -> c_int;
1128     pub fn bind(socket: SOCKET, address: *const SOCKADDR,
1129                 address_len: socklen_t) -> c_int;
1130     pub fn listen(socket: SOCKET, backlog: c_int) -> c_int;
1131     pub fn connect(socket: SOCKET, address: *const SOCKADDR, len: c_int)
1132                    -> c_int;
1133     pub fn getaddrinfo(node: *const c_char, service: *const c_char,
1134                        hints: *const ADDRINFOA,
1135                        res: *mut *mut ADDRINFOA) -> c_int;
1136     pub fn freeaddrinfo(res: *mut ADDRINFOA);
1137
1138     #[cfg(feature = "backtrace")]
1139     pub fn LoadLibraryW(name: LPCWSTR) -> HMODULE;
1140     #[cfg(feature = "backtrace")]
1141     pub fn FreeLibrary(handle: HMODULE) -> BOOL;
1142     pub fn GetProcAddress(handle: HMODULE,
1143                           name: LPCSTR) -> *mut c_void;
1144     pub fn GetModuleHandleW(lpModuleName: LPCWSTR) -> HMODULE;
1145
1146     pub fn GetSystemTimeAsFileTime(lpSystemTimeAsFileTime: LPFILETIME);
1147
1148     pub fn CreateEventW(lpEventAttributes: LPSECURITY_ATTRIBUTES,
1149                         bManualReset: BOOL,
1150                         bInitialState: BOOL,
1151                         lpName: LPCWSTR) -> HANDLE;
1152     pub fn WaitForMultipleObjects(nCount: DWORD,
1153                                   lpHandles: *const HANDLE,
1154                                   bWaitAll: BOOL,
1155                                   dwMilliseconds: DWORD) -> DWORD;
1156     pub fn CreateNamedPipeW(lpName: LPCWSTR,
1157                             dwOpenMode: DWORD,
1158                             dwPipeMode: DWORD,
1159                             nMaxInstances: DWORD,
1160                             nOutBufferSize: DWORD,
1161                             nInBufferSize: DWORD,
1162                             nDefaultTimeOut: DWORD,
1163                             lpSecurityAttributes: LPSECURITY_ATTRIBUTES)
1164                             -> HANDLE;
1165     pub fn CancelIo(handle: HANDLE) -> BOOL;
1166     pub fn GetOverlappedResult(hFile: HANDLE,
1167                                lpOverlapped: LPOVERLAPPED,
1168                                lpNumberOfBytesTransferred: LPDWORD,
1169                                bWait: BOOL) -> BOOL;
1170     pub fn select(nfds: c_int,
1171                   readfds: *mut fd_set,
1172                   writefds: *mut fd_set,
1173                   exceptfds: *mut fd_set,
1174                   timeout: *const timeval) -> c_int;
1175
1176     #[link_name = "SystemFunction036"]
1177     pub fn RtlGenRandom(RandomBuffer: *mut u8, RandomBufferLength: ULONG) -> BOOLEAN;
1178 }
1179
1180 // Functions that aren't available on every version of Windows that we support,
1181 // but we still use them and just provide some form of a fallback implementation.
1182 compat_fn! {
1183     kernel32:
1184
1185     pub fn CreateSymbolicLinkW(_lpSymlinkFileName: LPCWSTR,
1186                                _lpTargetFileName: LPCWSTR,
1187                                _dwFlags: DWORD) -> BOOLEAN {
1188         SetLastError(ERROR_CALL_NOT_IMPLEMENTED as DWORD); 0
1189     }
1190     pub fn GetFinalPathNameByHandleW(_hFile: HANDLE,
1191                                      _lpszFilePath: LPCWSTR,
1192                                      _cchFilePath: DWORD,
1193                                      _dwFlags: DWORD) -> DWORD {
1194         SetLastError(ERROR_CALL_NOT_IMPLEMENTED as DWORD); 0
1195     }
1196     pub fn SetThreadStackGuarantee(_size: *mut c_ulong) -> BOOL {
1197         SetLastError(ERROR_CALL_NOT_IMPLEMENTED as DWORD); 0
1198     }
1199     pub fn SetThreadDescription(hThread: HANDLE,
1200                                 lpThreadDescription: LPCWSTR) -> HRESULT {
1201         SetLastError(ERROR_CALL_NOT_IMPLEMENTED as DWORD); E_NOTIMPL
1202     }
1203     pub fn SetFileInformationByHandle(_hFile: HANDLE,
1204                     _FileInformationClass: FILE_INFO_BY_HANDLE_CLASS,
1205                     _lpFileInformation: LPVOID,
1206                     _dwBufferSize: DWORD) -> BOOL {
1207         SetLastError(ERROR_CALL_NOT_IMPLEMENTED as DWORD); 0
1208     }
1209     pub fn SleepConditionVariableSRW(ConditionVariable: PCONDITION_VARIABLE,
1210                                      SRWLock: PSRWLOCK,
1211                                      dwMilliseconds: DWORD,
1212                                      Flags: ULONG) -> BOOL {
1213         panic!("condition variables not available")
1214     }
1215     pub fn WakeConditionVariable(ConditionVariable: PCONDITION_VARIABLE)
1216                                  -> () {
1217         panic!("condition variables not available")
1218     }
1219     pub fn WakeAllConditionVariable(ConditionVariable: PCONDITION_VARIABLE)
1220                                     -> () {
1221         panic!("condition variables not available")
1222     }
1223     pub fn AcquireSRWLockExclusive(SRWLock: PSRWLOCK) -> () {
1224         panic!("rwlocks not available")
1225     }
1226     pub fn AcquireSRWLockShared(SRWLock: PSRWLOCK) -> () {
1227         panic!("rwlocks not available")
1228     }
1229     pub fn ReleaseSRWLockExclusive(SRWLock: PSRWLOCK) -> () {
1230         panic!("rwlocks not available")
1231     }
1232     pub fn ReleaseSRWLockShared(SRWLock: PSRWLOCK) -> () {
1233         panic!("rwlocks not available")
1234     }
1235     pub fn TryAcquireSRWLockExclusive(SRWLock: PSRWLOCK) -> BOOLEAN {
1236         panic!("rwlocks not available")
1237     }
1238     pub fn TryAcquireSRWLockShared(SRWLock: PSRWLOCK) -> BOOLEAN {
1239         panic!("rwlocks not available")
1240     }
1241 }
1242
1243 #[cfg(all(target_env = "gnu", feature = "backtrace"))]
1244 mod gnu {
1245     use super::*;
1246
1247     pub const PROCESS_QUERY_INFORMATION: DWORD = 0x0400;
1248
1249     pub const CP_ACP: UINT = 0;
1250
1251     pub const WC_NO_BEST_FIT_CHARS: DWORD = 0x00000400;
1252
1253     extern "system" {
1254         pub fn OpenProcess(dwDesiredAccess: DWORD,
1255                            bInheritHandle: BOOL,
1256                            dwProcessId: DWORD) -> HANDLE;
1257     }
1258
1259     compat_fn! {
1260         kernel32:
1261
1262         pub fn QueryFullProcessImageNameW(_hProcess: HANDLE,
1263                                           _dwFlags: DWORD,
1264                                           _lpExeName: LPWSTR,
1265                                           _lpdwSize: LPDWORD) -> BOOL {
1266             SetLastError(ERROR_CALL_NOT_IMPLEMENTED as DWORD); 0
1267         }
1268     }
1269 }
1270
1271 #[cfg(all(target_env = "gnu", feature = "backtrace"))]
1272 pub use self::gnu::*;