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(nonstandard_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 #[cfg(target_arch = "arm")]
 118 const ARM_MAX_BREAKPOINTS: usize = 8;
 119 #[cfg(target_arch = "arm")]
 120 const ARM_MAX_WATCHPOINTS: usize = 1;
 121
 122 #[repr(C)]
 123 #[derive(Copy)]
 124 pub struct WIN32_FIND_DATAW {
 125     pub dwFileAttributes: DWORD,
 126     pub ftCreationTime: FILETIME,
 127     pub ftLastAccessTime: FILETIME,
 128     pub ftLastWriteTime: FILETIME,
 129     pub nFileSizeHigh: DWORD,
 130     pub nFileSizeLow: DWORD,
 131     pub dwReserved0: DWORD,
 132     pub dwReserved1: DWORD,
 133     pub cFileName: [wchar_t; 260], // #define MAX_PATH 260
 134     pub cAlternateFileName: [wchar_t; 14],
 135 }
 136 impl Clone for WIN32_FIND_DATAW {
 137     fn clone(&self) -> Self { *self }
 138 }
 139
 140 pub const WSA_FLAG_OVERLAPPED: DWORD = 0x01;
 141
 142 pub const WSADESCRIPTION_LEN: usize = 256;
 143 pub const WSASYS_STATUS_LEN: usize = 128;
 144 pub const WSAPROTOCOL_LEN: DWORD = 255;
 145 pub const INVALID_SOCKET: SOCKET = !0;
 146
 147 pub const WSAEACCES: c_int = 10013;
 148 pub const WSAEINVAL: c_int = 10022;
 149 pub const WSAEWOULDBLOCK: c_int = 10035;
 150 pub const WSAEADDRINUSE: c_int = 10048;
 151 pub const WSAEADDRNOTAVAIL: c_int = 10049;
 152 pub const WSAECONNABORTED: c_int = 10053;
 153 pub const WSAECONNRESET: c_int = 10054;
 154 pub const WSAENOTCONN: c_int = 10057;
 155 pub const WSAESHUTDOWN: c_int = 10058;
 156 pub const WSAETIMEDOUT: c_int = 10060;
 157 pub const WSAECONNREFUSED: c_int = 10061;
 158
 159 pub const MAX_PROTOCOL_CHAIN: DWORD = 7;
 160
 161 pub const TOKEN_READ: DWORD = 0x20008;
 162 pub const MAXIMUM_REPARSE_DATA_BUFFER_SIZE: usize = 16 * 1024;
 163 pub const FSCTL_GET_REPARSE_POINT: DWORD = 0x900a8;
 164 pub const IO_REPARSE_TAG_SYMLINK: DWORD = 0xa000000c;
 165 pub const IO_REPARSE_TAG_MOUNT_POINT: DWORD = 0xa0000003;
 166 pub const SYMLINK_FLAG_RELATIVE: DWORD = 0x00000001;
 167 pub const FSCTL_SET_REPARSE_POINT: DWORD = 0x900a4;
 168
 169 pub const SYMBOLIC_LINK_FLAG_DIRECTORY: DWORD = 0x1;
 170 pub const SYMBOLIC_LINK_FLAG_ALLOW_UNPRIVILEGED_CREATE: DWORD = 0x2;
 171
 172 // Note that these are not actually HANDLEs, just values to pass to GetStdHandle
 173 pub const STD_INPUT_HANDLE: DWORD = -10i32 as DWORD;
 174 pub const STD_OUTPUT_HANDLE: DWORD = -11i32 as DWORD;
 175 pub const STD_ERROR_HANDLE: DWORD = -12i32 as DWORD;
 176
 177 pub const HANDLE_FLAG_INHERIT: DWORD = 0x00000001;
 178
 179 pub const PROGRESS_CONTINUE: DWORD = 0;
 180
 181 pub const ERROR_FILE_NOT_FOUND: DWORD = 2;
 182 pub const ERROR_PATH_NOT_FOUND: DWORD = 3;
 183 pub const ERROR_ACCESS_DENIED: DWORD = 5;
 184 pub const ERROR_INVALID_HANDLE: DWORD = 6;
 185 pub const ERROR_NO_MORE_FILES: DWORD = 18;
 186 pub const ERROR_HANDLE_EOF: DWORD = 38;
 187 pub const ERROR_FILE_EXISTS: DWORD = 80;
 188 pub const ERROR_INVALID_PARAMETER: DWORD = 87;
 189 pub const ERROR_BROKEN_PIPE: DWORD = 109;
 190 pub const ERROR_CALL_NOT_IMPLEMENTED: DWORD = 120;
 191 pub const ERROR_INSUFFICIENT_BUFFER: DWORD = 122;
 192 pub const ERROR_ALREADY_EXISTS: DWORD = 183;
 193 pub const ERROR_NO_DATA: DWORD = 232;
 194 pub const ERROR_ENVVAR_NOT_FOUND: DWORD = 203;
 195 pub const ERROR_OPERATION_ABORTED: DWORD = 995;
 196 pub const ERROR_IO_PENDING: DWORD = 997;
 197 pub const ERROR_TIMEOUT: DWORD = 0x5B4;
 198
 199 pub const E_NOTIMPL: HRESULT = 0x80004001u32 as HRESULT;
 200
 201 pub const INVALID_HANDLE_VALUE: HANDLE = !0 as HANDLE;
 202
 203 pub const FACILITY_NT_BIT: DWORD = 0x1000_0000;
 204
 205 pub const FORMAT_MESSAGE_FROM_SYSTEM: DWORD = 0x00001000;
 206 pub const FORMAT_MESSAGE_FROM_HMODULE: DWORD = 0x00000800;
 207 pub const FORMAT_MESSAGE_IGNORE_INSERTS: DWORD = 0x00000200;
 208
 209 pub const TLS_OUT_OF_INDEXES: DWORD = 0xFFFFFFFF;
 210
 211 pub const DLL_THREAD_DETACH: DWORD = 3;
 212 pub const DLL_PROCESS_DETACH: DWORD = 0;
 213
 214 pub const INFINITE: DWORD = !0;
 215
 216 pub const DUPLICATE_SAME_ACCESS: DWORD = 0x00000002;
 217
 218 pub const CONDITION_VARIABLE_INIT: CONDITION_VARIABLE = CONDITION_VARIABLE {
 219     ptr: ptr::null_mut(),
 220 };
 221 pub const SRWLOCK_INIT: SRWLOCK = SRWLOCK { ptr: ptr::null_mut() };
 222
 223 pub const DETACHED_PROCESS: DWORD = 0x00000008;
 224 pub const CREATE_NEW_PROCESS_GROUP: DWORD = 0x00000200;
 225 pub const CREATE_UNICODE_ENVIRONMENT: DWORD = 0x00000400;
 226 pub const STARTF_USESTDHANDLES: DWORD = 0x00000100;
 227
 228 pub const AF_INET: c_int = 2;
 229 pub const AF_INET6: c_int = 23;
 230 pub const SD_BOTH: c_int = 2;
 231 pub const SD_RECEIVE: c_int = 0;
 232 pub const SD_SEND: c_int = 1;
 233 pub const SOCK_DGRAM: c_int = 2;
 234 pub const SOCK_STREAM: c_int = 1;
 235 pub const SOL_SOCKET: c_int = 0xffff;
 236 pub const SO_RCVTIMEO: c_int = 0x1006;
 237 pub const SO_SNDTIMEO: c_int = 0x1005;
 238 pub const SO_REUSEADDR: c_int = 0x0004;
 239 pub const IPPROTO_IP: c_int = 0;
 240 pub const IPPROTO_TCP: c_int = 6;
 241 pub const IPPROTO_IPV6: c_int = 41;
 242 pub const TCP_NODELAY: c_int = 0x0001;
 243 pub const IP_TTL: c_int = 4;
 244 pub const IPV6_V6ONLY: c_int = 27;
 245 pub const SO_ERROR: c_int = 0x1007;
 246 pub const SO_BROADCAST: c_int = 0x0020;
 247 pub const IP_MULTICAST_LOOP: c_int = 11;
 248 pub const IPV6_MULTICAST_LOOP: c_int = 11;
 249 pub const IP_MULTICAST_TTL: c_int = 10;
 250 pub const IP_ADD_MEMBERSHIP: c_int = 12;
 251 pub const IP_DROP_MEMBERSHIP: c_int = 13;
 252 pub const IPV6_ADD_MEMBERSHIP: c_int = 12;
 253 pub const IPV6_DROP_MEMBERSHIP: c_int = 13;
 254 pub const MSG_PEEK: c_int = 0x2;
 255
 256 #[repr(C)]
 257 pub struct ip_mreq {
 258     pub imr_multiaddr: in_addr,
 259     pub imr_interface: in_addr,
 260 }
 261
 262 #[repr(C)]
 263 pub struct ipv6_mreq {
 264     pub ipv6mr_multiaddr: in6_addr,
 265     pub ipv6mr_interface: c_uint,
 266 }
 267
 268 pub const VOLUME_NAME_DOS: DWORD = 0x0;
 269 pub const MOVEFILE_REPLACE_EXISTING: DWORD = 1;
 270
 271 pub const FILE_BEGIN: DWORD = 0;
 272 pub const FILE_CURRENT: DWORD = 1;
 273 pub const FILE_END: DWORD = 2;
 274
 275 pub const WAIT_OBJECT_0: DWORD = 0x00000000;
 276 pub const WAIT_TIMEOUT: DWORD = 258;
 277 pub const WAIT_FAILED: DWORD = 0xFFFFFFFF;
 278
 279 #[cfg(target_env = "msvc")]
 280 #[cfg(feature = "backtrace")]
 281 pub const MAX_SYM_NAME: usize = 2000;
 282 #[cfg(target_arch = "x86")]
 283 #[cfg(feature = "backtrace")]
 284 pub const IMAGE_FILE_MACHINE_I386: DWORD = 0x014c;
 285 #[cfg(target_arch = "x86_64")]
 286 #[cfg(feature = "backtrace")]
 287 pub const IMAGE_FILE_MACHINE_AMD64: DWORD = 0x8664;
 288 #[cfg(target_arch = "aarch64")]
 289 #[cfg(feature = "backtrace")]
 290 pub const IMAGE_FILE_MACHINE_ARM64: DWORD = 0xAA64;
 291 #[cfg(target_arch = "arm")]
 292 #[cfg(feature = "backtrace")]
 293 pub const IMAGE_FILE_MACHINE_ARMNT: DWORD = 0x01c4;
 294
 295 pub const EXCEPTION_CONTINUE_SEARCH: LONG = 0;
 296 pub const EXCEPTION_STACK_OVERFLOW: DWORD = 0xc00000fd;
 297 pub const EXCEPTION_MAXIMUM_PARAMETERS: usize = 15;
 298
 299 pub const PIPE_ACCESS_INBOUND: DWORD = 0x00000001;
 300 pub const PIPE_ACCESS_OUTBOUND: DWORD = 0x00000002;
 301 pub const FILE_FLAG_FIRST_PIPE_INSTANCE: DWORD = 0x00080000;
 302 pub const FILE_FLAG_OVERLAPPED: DWORD = 0x40000000;
 303 pub const PIPE_WAIT: DWORD = 0x00000000;
 304 pub const PIPE_TYPE_BYTE: DWORD = 0x00000000;
 305 pub const PIPE_REJECT_REMOTE_CLIENTS: DWORD = 0x00000008;
 306 pub const PIPE_READMODE_BYTE: DWORD = 0x00000000;
 307
 308 pub const FD_SETSIZE: usize = 64;
 309
 310 pub const STACK_SIZE_PARAM_IS_A_RESERVATION: DWORD = 0x00010000;
 311
 312 pub const HEAP_ZERO_MEMORY: DWORD = 0x00000008;
 313
 314 #[repr(C)]
 315 #[cfg(not(target_pointer_width = "64"))]
 316 pub struct WSADATA {
 317     pub wVersion: WORD,
 318     pub wHighVersion: WORD,
 319     pub szDescription: [u8; WSADESCRIPTION_LEN + 1],
 320     pub szSystemStatus: [u8; WSASYS_STATUS_LEN + 1],
 321     pub iMaxSockets: u16,
 322     pub iMaxUdpDg: u16,
 323     pub lpVendorInfo: *mut u8,
 324 }
 325 #[repr(C)]
 326 #[cfg(target_pointer_width = "64")]
 327 pub struct WSADATA {
 328     pub wVersion: WORD,
 329     pub wHighVersion: WORD,
 330     pub iMaxSockets: u16,
 331     pub iMaxUdpDg: u16,
 332     pub lpVendorInfo: *mut u8,
 333     pub szDescription: [u8; WSADESCRIPTION_LEN + 1],
 334     pub szSystemStatus: [u8; WSASYS_STATUS_LEN + 1],
 335 }
 336
 337 #[repr(C)]
 338 pub struct WSAPROTOCOL_INFO {
 339     pub dwServiceFlags1: DWORD,
 340     pub dwServiceFlags2: DWORD,
 341     pub dwServiceFlags3: DWORD,
 342     pub dwServiceFlags4: DWORD,
 343     pub dwProviderFlags: DWORD,
 344     pub ProviderId: GUID,
 345     pub dwCatalogEntryId: DWORD,
 346     pub ProtocolChain: WSAPROTOCOLCHAIN,
 347     pub iVersion: c_int,
 348     pub iAddressFamily: c_int,
 349     pub iMaxSockAddr: c_int,
 350     pub iMinSockAddr: c_int,
 351     pub iSocketType: c_int,
 352     pub iProtocol: c_int,
 353     pub iProtocolMaxOffset: c_int,
 354     pub iNetworkByteOrder: c_int,
 355     pub iSecurityScheme: c_int,
 356     pub dwMessageSize: DWORD,
 357     pub dwProviderReserved: DWORD,
 358     pub szProtocol: [u16; (WSAPROTOCOL_LEN as usize) + 1],
 359 }
 360
 361 #[repr(C)]
 362 #[derive(Copy, Clone)]
 363 pub struct WIN32_FILE_ATTRIBUTE_DATA {
 364     pub dwFileAttributes: DWORD,
 365     pub ftCreationTime: FILETIME,
 366     pub ftLastAccessTime: FILETIME,
 367     pub ftLastWriteTime: FILETIME,
 368     pub nFileSizeHigh: DWORD,
 369     pub nFileSizeLow: DWORD,
 370 }
 371
 372 #[repr(C)]
 373 pub struct BY_HANDLE_FILE_INFORMATION {
 374     pub dwFileAttributes: DWORD,
 375     pub ftCreationTime: FILETIME,
 376     pub ftLastAccessTime: FILETIME,
 377     pub ftLastWriteTime: FILETIME,
 378     pub dwVolumeSerialNumber: DWORD,
 379     pub nFileSizeHigh: DWORD,
 380     pub nFileSizeLow: DWORD,
 381     pub nNumberOfLinks: DWORD,
 382     pub nFileIndexHigh: DWORD,
 383     pub nFileIndexLow: DWORD,
 384 }
 385
 386 #[repr(C)]
 387 #[allow(dead_code)] // we only use some variants
 388 pub enum FILE_INFO_BY_HANDLE_CLASS {
 389     FileBasicInfo                   = 0,
 390     FileStandardInfo                = 1,
 391     FileNameInfo                    = 2,
 392     FileRenameInfo                  = 3,
 393     FileDispositionInfo             = 4,
 394     FileAllocationInfo              = 5,
 395     FileEndOfFileInfo               = 6,
 396     FileStreamInfo                  = 7,
 397     FileCompressionInfo             = 8,
 398     FileAttributeTagInfo            = 9,
 399     FileIdBothDirectoryInfo         = 10, // 0xA
 400     FileIdBothDirectoryRestartInfo  = 11, // 0xB
 401     FileIoPriorityHintInfo          = 12, // 0xC
 402     FileRemoteProtocolInfo          = 13, // 0xD
 403     FileFullDirectoryInfo           = 14, // 0xE
 404     FileFullDirectoryRestartInfo    = 15, // 0xF
 405     FileStorageInfo                 = 16, // 0x10
 406     FileAlignmentInfo               = 17, // 0x11
 407     FileIdInfo                      = 18, // 0x12
 408     FileIdExtdDirectoryInfo         = 19, // 0x13
 409     FileIdExtdDirectoryRestartInfo  = 20, // 0x14
 410     MaximumFileInfoByHandlesClass
 411 }
 412
 413 #[repr(C)]
 414 pub struct FILE_BASIC_INFO {
 415     pub CreationTime: LARGE_INTEGER,
 416     pub LastAccessTime: LARGE_INTEGER,
 417     pub LastWriteTime: LARGE_INTEGER,
 418     pub ChangeTime: LARGE_INTEGER,
 419     pub FileAttributes: DWORD,
 420 }
 421
 422 #[repr(C)]
 423 pub struct FILE_END_OF_FILE_INFO {
 424     pub EndOfFile: LARGE_INTEGER,
 425 }
 426
 427 #[repr(C)]
 428 pub struct REPARSE_DATA_BUFFER {
 429     pub ReparseTag: c_uint,
 430     pub ReparseDataLength: c_ushort,
 431     pub Reserved: c_ushort,
 432     pub rest: (),
 433 }
 434
 435 #[repr(C)]
 436 pub struct SYMBOLIC_LINK_REPARSE_BUFFER {
 437     pub SubstituteNameOffset: c_ushort,
 438     pub SubstituteNameLength: c_ushort,
 439     pub PrintNameOffset: c_ushort,
 440     pub PrintNameLength: c_ushort,
 441     pub Flags: c_ulong,
 442     pub PathBuffer: WCHAR,
 443 }
 444
 445 #[repr(C)]
 446 pub struct MOUNT_POINT_REPARSE_BUFFER {
 447     pub SubstituteNameOffset: c_ushort,
 448     pub SubstituteNameLength: c_ushort,
 449     pub PrintNameOffset: c_ushort,
 450     pub PrintNameLength: c_ushort,
 451     pub PathBuffer: WCHAR,
 452 }
 453
 454 pub type LPPROGRESS_ROUTINE = ::option::Option<unsafe extern "system" fn(
 455     TotalFileSize: LARGE_INTEGER,
 456     TotalBytesTransferred: LARGE_INTEGER,
 457     StreamSize: LARGE_INTEGER,
 458     StreamBytesTransferred: LARGE_INTEGER,
 459     dwStreamNumber: DWORD,
 460     dwCallbackReason: DWORD,
 461     hSourceFile: HANDLE,
 462     hDestinationFile: HANDLE,
 463     lpData: LPVOID,
 464 ) -> DWORD>;
 465
 466 #[repr(C)]
 467 pub struct CONDITION_VARIABLE { pub ptr: LPVOID }
 468 #[repr(C)]
 469 pub struct SRWLOCK { pub ptr: LPVOID }
 470 #[repr(C)]
 471 pub struct CRITICAL_SECTION {
 472     CriticalSectionDebug: LPVOID,
 473     LockCount: LONG,
 474     RecursionCount: LONG,
 475     OwningThread: HANDLE,
 476     LockSemaphore: HANDLE,
 477     SpinCount: ULONG_PTR
 478 }
 479
 480 #[repr(C)]
 481 pub struct REPARSE_MOUNTPOINT_DATA_BUFFER {
 482     pub ReparseTag: DWORD,
 483     pub ReparseDataLength: DWORD,
 484     pub Reserved: WORD,
 485     pub ReparseTargetLength: WORD,
 486     pub ReparseTargetMaximumLength: WORD,
 487     pub Reserved1: WORD,
 488     pub ReparseTarget: WCHAR,
 489 }
 490
 491 #[repr(C)]
 492 pub struct EXCEPTION_RECORD {
 493     pub ExceptionCode: DWORD,
 494     pub ExceptionFlags: DWORD,
 495     pub ExceptionRecord: *mut EXCEPTION_RECORD,
 496     pub ExceptionAddress: LPVOID,
 497     pub NumberParameters: DWORD,
 498     pub ExceptionInformation: [LPVOID; EXCEPTION_MAXIMUM_PARAMETERS]
 499 }
 500
 501 #[repr(C)]
 502 pub struct EXCEPTION_POINTERS {
 503     pub ExceptionRecord: *mut EXCEPTION_RECORD,
 504     pub ContextRecord: *mut CONTEXT,
 505 }
 506
 507 pub type PVECTORED_EXCEPTION_HANDLER = extern "system"
 508         fn(ExceptionInfo: *mut EXCEPTION_POINTERS) -> LONG;
 509
 510 #[repr(C)]
 511 pub struct GUID {
 512     pub Data1: DWORD,
 513     pub Data2: WORD,
 514     pub Data3: WORD,
 515     pub Data4: [BYTE; 8],
 516 }
 517
 518 #[repr(C)]
 519 pub struct WSAPROTOCOLCHAIN {
 520     pub ChainLen: c_int,
 521     pub ChainEntries: [DWORD; MAX_PROTOCOL_CHAIN as usize],
 522 }
 523
 524 #[repr(C)]
 525 pub struct SECURITY_ATTRIBUTES {
 526     pub nLength: DWORD,
 527     pub lpSecurityDescriptor: LPVOID,
 528     pub bInheritHandle: BOOL,
 529 }
 530
 531 #[repr(C)]
 532 pub struct PROCESS_INFORMATION {
 533     pub hProcess: HANDLE,
 534     pub hThread: HANDLE,
 535     pub dwProcessId: DWORD,
 536     pub dwThreadId: DWORD,
 537 }
 538
 539 #[repr(C)]
 540 pub struct STARTUPINFO {
 541     pub cb: DWORD,
 542     pub lpReserved: LPWSTR,
 543     pub lpDesktop: LPWSTR,
 544     pub lpTitle: LPWSTR,
 545     pub dwX: DWORD,
 546     pub dwY: DWORD,
 547     pub dwXSize: DWORD,
 548     pub dwYSize: DWORD,
 549     pub dwXCountChars: DWORD,
 550     pub dwYCountCharts: DWORD,
 551     pub dwFillAttribute: DWORD,
 552     pub dwFlags: DWORD,
 553     pub wShowWindow: WORD,
 554     pub cbReserved2: WORD,
 555     pub lpReserved2: LPBYTE,
 556     pub hStdInput: HANDLE,
 557     pub hStdOutput: HANDLE,
 558     pub hStdError: HANDLE,
 559 }
 560
 561 #[repr(C)]
 562 pub struct SOCKADDR {
 563     pub sa_family: ADDRESS_FAMILY,
 564     pub sa_data: [CHAR; 14],
 565 }
 566
 567 #[repr(C)]
 568 #[derive(Copy, Clone)]
 569 pub struct FILETIME {
 570     pub dwLowDateTime: DWORD,
 571     pub dwHighDateTime: DWORD,
 572 }
 573
 574 #[repr(C)]
 575 pub struct OVERLAPPED {
 576     pub Internal: *mut c_ulong,
 577     pub InternalHigh: *mut c_ulong,
 578     pub Offset: DWORD,
 579     pub OffsetHigh: DWORD,
 580     pub hEvent: HANDLE,
 581 }
 582
 583 #[repr(C)]
 584 #[cfg(target_env = "msvc")]
 585 #[cfg(feature = "backtrace")]
 586 pub struct SYMBOL_INFO {
 587     pub SizeOfStruct: c_ulong,
 588     pub TypeIndex: c_ulong,
 589     pub Reserved: [u64; 2],
 590     pub Index: c_ulong,
 591     pub Size: c_ulong,
 592     pub ModBase: u64,
 593     pub Flags: c_ulong,
 594     pub Value: u64,
 595     pub Address: u64,
 596     pub Register: c_ulong,
 597     pub Scope: c_ulong,
 598     pub Tag: c_ulong,
 599     pub NameLen: c_ulong,
 600     pub MaxNameLen: c_ulong,
 601     // note that windows has this as 1, but it basically just means that
 602     // the name is inline at the end of the struct. For us, we just bump
 603     // the struct size up to MAX_SYM_NAME.
 604     pub Name: [c_char; MAX_SYM_NAME],
 605 }
 606
 607 #[repr(C)]
 608 #[cfg(target_env = "msvc")]
 609 #[cfg(feature = "backtrace")]
 610 pub struct IMAGEHLP_LINE64 {
 611     pub SizeOfStruct: u32,
 612     pub Key: *const c_void,
 613     pub LineNumber: u32,
 614     pub Filename: *const c_char,
 615     pub Address: u64,
 616 }
 617
 618 #[repr(C)]
 619 #[allow(dead_code)] // we only use some variants
 620 pub enum ADDRESS_MODE {
 621     AddrMode1616,
 622     AddrMode1632,
 623     AddrModeReal,
 624     AddrModeFlat,
 625 }
 626
 627 #[repr(C)]
 628 #[cfg(feature = "backtrace")]
 629 pub struct ADDRESS64 {
 630     pub Offset: u64,
 631     pub Segment: u16,
 632     pub Mode: ADDRESS_MODE,
 633 }
 634
 635 #[repr(C)]
 636 #[cfg(feature = "backtrace")]
 637 pub struct STACKFRAME_EX {
 638     pub AddrPC: ADDRESS64,
 639     pub AddrReturn: ADDRESS64,
 640     pub AddrFrame: ADDRESS64,
 641     pub AddrStack: ADDRESS64,
 642     pub AddrBStore: ADDRESS64,
 643     pub FuncTableEntry: *mut c_void,
 644     pub Params: [u64; 4],
 645     pub Far: BOOL,
 646     pub Virtual: BOOL,
 647     pub Reserved: [u64; 3],
 648     pub KdHelp: KDHELP64,
 649     pub StackFrameSize: DWORD,
 650     pub InlineFrameContext: DWORD,
 651 }
 652
 653 #[repr(C)]
 654 #[cfg(feature = "backtrace")]
 655 pub struct STACKFRAME64 {
 656     pub AddrPC: ADDRESS64,
 657     pub AddrReturn: ADDRESS64,
 658     pub AddrFrame: ADDRESS64,
 659     pub AddrStack: ADDRESS64,
 660     pub AddrBStore: ADDRESS64,
 661     pub FuncTableEntry: *mut c_void,
 662     pub Params: [u64; 4],
 663     pub Far: BOOL,
 664     pub Virtual: BOOL,
 665     pub Reserved: [u64; 3],
 666     pub KdHelp: KDHELP64,
 667 }
 668
 669 #[repr(C)]
 670 #[cfg(feature = "backtrace")]
 671 pub struct KDHELP64 {
 672     pub Thread: u64,
 673     pub ThCallbackStack: DWORD,
 674     pub ThCallbackBStore: DWORD,
 675     pub NextCallback: DWORD,
 676     pub FramePointer: DWORD,
 677     pub KiCallUserMode: u64,
 678     pub KeUserCallbackDispatcher: u64,
 679     pub SystemRangeStart: u64,
 680     pub KiUserExceptionDispatcher: u64,
 681     pub StackBase: u64,
 682     pub StackLimit: u64,
 683     pub Reserved: [u64; 5],
 684 }
 685
 686 #[cfg(target_arch = "x86")]
 687 #[repr(C)]
 688 pub struct CONTEXT {
 689     pub ContextFlags: DWORD,
 690     pub Dr0: DWORD,
 691     pub Dr1: DWORD,
 692     pub Dr2: DWORD,
 693     pub Dr3: DWORD,
 694     pub Dr6: DWORD,
 695     pub Dr7: DWORD,
 696     pub FloatSave: FLOATING_SAVE_AREA,
 697     pub SegGs: DWORD,
 698     pub SegFs: DWORD,
 699     pub SegEs: DWORD,
 700     pub SegDs: DWORD,
 701     pub Edi: DWORD,
 702     pub Esi: DWORD,
 703     pub Ebx: DWORD,
 704     pub Edx: DWORD,
 705     pub Ecx: DWORD,
 706     pub Eax: DWORD,
 707     pub Ebp: DWORD,
 708     pub Eip: DWORD,
 709     pub SegCs: DWORD,
 710     pub EFlags: DWORD,
 711     pub Esp: DWORD,
 712     pub SegSs: DWORD,
 713     pub ExtendedRegisters: [u8; 512],
 714 }
 715
 716 #[cfg(target_arch = "x86")]
 717 #[repr(C)]
 718 pub struct FLOATING_SAVE_AREA {
 719     pub ControlWord: DWORD,
 720     pub StatusWord: DWORD,
 721     pub TagWord: DWORD,
 722     pub ErrorOffset: DWORD,
 723     pub ErrorSelector: DWORD,
 724     pub DataOffset: DWORD,
 725     pub DataSelector: DWORD,
 726     pub RegisterArea: [u8; 80],
 727     pub Cr0NpxState: DWORD,
 728 }
 729
 730 #[cfg(target_arch = "x86_64")]
 731 #[repr(C, align(16))]
 732 pub struct CONTEXT {
 733     pub P1Home: DWORDLONG,
 734     pub P2Home: DWORDLONG,
 735     pub P3Home: DWORDLONG,
 736     pub P4Home: DWORDLONG,
 737     pub P5Home: DWORDLONG,
 738     pub P6Home: DWORDLONG,
 739
 740     pub ContextFlags: DWORD,
 741     pub MxCsr: DWORD,
 742
 743     pub SegCs: WORD,
 744     pub SegDs: WORD,
 745     pub SegEs: WORD,
 746     pub SegFs: WORD,
 747     pub SegGs: WORD,
 748     pub SegSs: WORD,
 749     pub EFlags: DWORD,
 750
 751     pub Dr0: DWORDLONG,
 752     pub Dr1: DWORDLONG,
 753     pub Dr2: DWORDLONG,
 754     pub Dr3: DWORDLONG,
 755     pub Dr6: DWORDLONG,
 756     pub Dr7: DWORDLONG,
 757
 758     pub Rax: DWORDLONG,
 759     pub Rcx: DWORDLONG,
 760     pub Rdx: DWORDLONG,
 761     pub Rbx: DWORDLONG,
 762     pub Rsp: DWORDLONG,
 763     pub Rbp: DWORDLONG,
 764     pub Rsi: DWORDLONG,
 765     pub Rdi: DWORDLONG,
 766     pub R8:  DWORDLONG,
 767     pub R9:  DWORDLONG,
 768     pub R10: DWORDLONG,
 769     pub R11: DWORDLONG,
 770     pub R12: DWORDLONG,
 771     pub R13: DWORDLONG,
 772     pub R14: DWORDLONG,
 773     pub R15: DWORDLONG,
 774
 775     pub Rip: DWORDLONG,
 776
 777     pub FltSave: FLOATING_SAVE_AREA,
 778
 779     pub VectorRegister: [M128A; 26],
 780     pub VectorControl: DWORDLONG,
 781
 782     pub DebugControl: DWORDLONG,
 783     pub LastBranchToRip: DWORDLONG,
 784     pub LastBranchFromRip: DWORDLONG,
 785     pub LastExceptionToRip: DWORDLONG,
 786     pub LastExceptionFromRip: DWORDLONG,
 787 }
 788
 789 #[cfg(target_arch = "x86_64")]
 790 #[repr(C, align(16))]
 791 pub struct M128A {
 792     pub Low:  c_ulonglong,
 793     pub High: c_longlong
 794 }
 795
 796 #[cfg(target_arch = "x86_64")]
 797 #[repr(C, align(16))]
 798 pub struct FLOATING_SAVE_AREA {
 799     _Dummy: [u8; 512] // FIXME: Fill this out
 800 }
 801
 802 #[cfg(target_arch = "arm")]
 803 #[repr(C)]
 804 pub struct CONTEXT {
 805     pub ContextFlags: ULONG,
 806     pub R0: ULONG,
 807     pub R1: ULONG,
 808     pub R2: ULONG,
 809     pub R3: ULONG,
 810     pub R4: ULONG,
 811     pub R5: ULONG,
 812     pub R6: ULONG,
 813     pub R7: ULONG,
 814     pub R8: ULONG,
 815     pub R9: ULONG,
 816     pub R10: ULONG,
 817     pub R11: ULONG,
 818     pub R12: ULONG,
 819     pub Sp: ULONG,
 820     pub Lr: ULONG,
 821     pub Pc: ULONG,
 822     pub Cpsr: ULONG,
 823     pub Fpscr: ULONG,
 824     pub Padding: ULONG,
 825     pub D: [u64; 32],
 826     pub Bvr: [ULONG; ARM_MAX_BREAKPOINTS],
 827     pub Bcr: [ULONG; ARM_MAX_BREAKPOINTS],
 828     pub Wvr: [ULONG; ARM_MAX_WATCHPOINTS],
 829     pub Wcr: [ULONG; ARM_MAX_WATCHPOINTS],
 830     pub Padding2: [ULONG; 2]
 831 }
 832
 833 // FIXME(#43348): This structure is used for backtrace only, and a fake
 834 // definition is provided here only to allow rustdoc to pass type-check. This
 835 // will not appear in the final documentation. This should be also defined for
 836 // other architectures supported by Windows such as ARM, and for historical
 837 // interest, maybe MIPS and PowerPC as well.
 838 #[cfg(all(rustdoc, not(any(target_arch = "x86_64", target_arch = "x86",
 839       target_arch = "aarch64", target_arch = "arm"))))]
 840 pub enum CONTEXT {}
 841
 842 #[cfg(target_arch = "aarch64")]
 843 pub const ARM64_MAX_BREAKPOINTS: usize = 8;
 844
 845 #[cfg(target_arch = "aarch64")]
 846 pub const ARM64_MAX_WATCHPOINTS: usize = 2;
 847
 848 #[cfg(target_arch = "aarch64")]
 849 #[repr(C)]
 850 pub struct ARM64_NT_NEON128 {
 851     pub D: [f64; 2],
 852 }
 853
 854 #[cfg(target_arch = "aarch64")]
 855 #[repr(C, align(16))]
 856 pub struct CONTEXT {
 857     pub ContextFlags: DWORD,
 858     pub Cpsr: DWORD,
 859     pub X0: u64,
 860     pub X1: u64,
 861     pub X2: u64,
 862     pub X3: u64,
 863     pub X4: u64,
 864     pub X5: u64,
 865     pub X6: u64,
 866     pub X7: u64,
 867     pub X8: u64,
 868     pub X9: u64,
 869     pub X10: u64,
 870     pub X11: u64,
 871     pub X12: u64,
 872     pub X13: u64,
 873     pub X14: u64,
 874     pub X15: u64,
 875     pub X16: u64,
 876     pub X17: u64,
 877     pub X18: u64,
 878     pub X19: u64,
 879     pub X20: u64,
 880     pub X21: u64,
 881     pub X22: u64,
 882     pub X23: u64,
 883     pub X24: u64,
 884     pub X25: u64,
 885     pub X26: u64,
 886     pub X27: u64,
 887     pub X28: u64,
 888     pub Fp: u64,
 889     pub Lr: u64,
 890     pub Sp: u64,
 891     pub Pc: u64,
 892     pub V: [ARM64_NT_NEON128; 32],
 893     pub Fpcr: DWORD,
 894     pub Fpsr: DWORD,
 895     pub Bcr: [DWORD; ARM64_MAX_BREAKPOINTS],
 896     pub Bvr: [DWORD; ARM64_MAX_BREAKPOINTS],
 897     pub Wcr: [DWORD; ARM64_MAX_WATCHPOINTS],
 898     pub Wvr: [DWORD; ARM64_MAX_WATCHPOINTS],
 899 }
 900
 901 #[repr(C)]
 902 pub struct SOCKADDR_STORAGE_LH {
 903     pub ss_family: ADDRESS_FAMILY,
 904     pub __ss_pad1: [CHAR; 6],
 905     pub __ss_align: i64,
 906     pub __ss_pad2: [CHAR; 112],
 907 }
 908
 909 #[repr(C)]
 910 pub struct ADDRINFOA {
 911     pub ai_flags: c_int,
 912     pub ai_family: c_int,
 913     pub ai_socktype: c_int,
 914     pub ai_protocol: c_int,
 915     pub ai_addrlen: size_t,
 916     pub ai_canonname: *mut c_char,
 917     pub ai_addr: *mut SOCKADDR,
 918     pub ai_next: *mut ADDRINFOA,
 919 }
 920
 921 #[repr(C)]
 922 #[derive(Copy, Clone)]
 923 pub struct sockaddr_in {
 924     pub sin_family: ADDRESS_FAMILY,
 925     pub sin_port: USHORT,
 926     pub sin_addr: in_addr,
 927     pub sin_zero: [CHAR; 8],
 928 }
 929
 930 #[repr(C)]
 931 #[derive(Copy, Clone)]
 932 pub struct sockaddr_in6 {
 933     pub sin6_family: ADDRESS_FAMILY,
 934     pub sin6_port: USHORT,
 935     pub sin6_flowinfo: c_ulong,
 936     pub sin6_addr: in6_addr,
 937     pub sin6_scope_id: c_ulong,
 938 }
 939
 940 #[repr(C)]
 941 #[derive(Copy, Clone)]
 942 pub struct in_addr {
 943     pub s_addr: u32,
 944 }
 945
 946 #[repr(C)]
 947 #[derive(Copy, Clone)]
 948 pub struct in6_addr {
 949     pub s6_addr: [u8; 16],
 950 }
 951
 952 #[repr(C)]
 953 #[derive(Copy, Clone)]
 954 #[allow(dead_code)] // we only use some variants
 955 pub enum EXCEPTION_DISPOSITION {
 956     ExceptionContinueExecution,
 957     ExceptionContinueSearch,
 958     ExceptionNestedException,
 959     ExceptionCollidedUnwind
 960 }
 961
 962 #[repr(C)]
 963 #[derive(Copy, Clone)]
 964 pub struct CONSOLE_READCONSOLE_CONTROL {
 965     pub nLength: ULONG,
 966     pub nInitialChars: ULONG,
 967     pub dwCtrlWakeupMask: ULONG,
 968     pub dwControlKeyState: ULONG,
 969 }
 970 pub type PCONSOLE_READCONSOLE_CONTROL = *mut CONSOLE_READCONSOLE_CONTROL;
 971
 972 #[repr(C)]
 973 #[derive(Copy)]
 974 pub struct fd_set {
 975     pub fd_count: c_uint,
 976     pub fd_array: [SOCKET; FD_SETSIZE],
 977 }
 978
 979 impl Clone for fd_set {
 980     fn clone(&self) -> fd_set {
 981         *self
 982     }
 983 }
 984
 985 #[repr(C)]
 986 #[derive(Copy, Clone)]
 987 pub struct timeval {
 988     pub tv_sec: c_long,
 989     pub tv_usec: c_long,
 990 }
 991
 992 extern "system" {
 993     pub fn WSAStartup(wVersionRequested: WORD,
 994                       lpWSAData: LPWSADATA) -> c_int;
 995     pub fn WSACleanup() -> c_int;
 996     pub fn WSAGetLastError() -> c_int;
 997     pub fn WSADuplicateSocketW(s: SOCKET,
 998                                dwProcessId: DWORD,
 999                                lpProtocolInfo: LPWSAPROTOCOL_INFO)
1000                                -> c_int;
1001     pub fn GetCurrentProcessId() -> DWORD;
1002     pub fn WSASocketW(af: c_int,
1003                       kind: c_int,
1004                       protocol: c_int,
1005                       lpProtocolInfo: LPWSAPROTOCOL_INFO,
1006                       g: GROUP,
1007                       dwFlags: DWORD) -> SOCKET;
1008     pub fn ioctlsocket(s: SOCKET, cmd: c_long, argp: *mut c_ulong) -> c_int;
1009     pub fn InitializeCriticalSection(CriticalSection: *mut CRITICAL_SECTION);
1010     pub fn EnterCriticalSection(CriticalSection: *mut CRITICAL_SECTION);
1011     pub fn TryEnterCriticalSection(CriticalSection: *mut CRITICAL_SECTION) -> BOOLEAN;
1012     pub fn LeaveCriticalSection(CriticalSection: *mut CRITICAL_SECTION);
1013     pub fn DeleteCriticalSection(CriticalSection: *mut CRITICAL_SECTION);
1014
1015     pub fn ReadConsoleW(hConsoleInput: HANDLE,
1016                         lpBuffer: LPVOID,
1017                         nNumberOfCharsToRead: DWORD,
1018                         lpNumberOfCharsRead: LPDWORD,
1019                         pInputControl: PCONSOLE_READCONSOLE_CONTROL) -> BOOL;
1020
1021     pub fn WriteConsoleW(hConsoleOutput: HANDLE,
1022                          lpBuffer: LPCVOID,
1023                          nNumberOfCharsToWrite: DWORD,
1024                          lpNumberOfCharsWritten: LPDWORD,
1025                          lpReserved: LPVOID) -> BOOL;
1026
1027     pub fn GetConsoleMode(hConsoleHandle: HANDLE,
1028                           lpMode: LPDWORD) -> BOOL;
1029     pub fn RemoveDirectoryW(lpPathName: LPCWSTR) -> BOOL;
1030     pub fn SetFileAttributesW(lpFileName: LPCWSTR,
1031                               dwFileAttributes: DWORD) -> BOOL;
1032     pub fn GetFileInformationByHandle(hFile: HANDLE,
1033                             lpFileInformation: LPBY_HANDLE_FILE_INFORMATION)
1034                             -> BOOL;
1035
1036     pub fn SetLastError(dwErrCode: DWORD);
1037     pub fn GetCommandLineW() -> *mut LPCWSTR;
1038     pub fn LocalFree(ptr: *mut c_void);
1039     pub fn CommandLineToArgvW(lpCmdLine: *mut LPCWSTR,
1040                               pNumArgs: *mut c_int) -> *mut *mut u16;
1041     pub fn GetTempPathW(nBufferLength: DWORD,
1042                         lpBuffer: LPCWSTR) -> DWORD;
1043     pub fn OpenProcessToken(ProcessHandle: HANDLE,
1044                             DesiredAccess: DWORD,
1045                             TokenHandle: *mut HANDLE) -> BOOL;
1046     pub fn GetCurrentProcess() -> HANDLE;
1047     pub fn GetCurrentThread() -> HANDLE;
1048     pub fn GetStdHandle(which: DWORD) -> HANDLE;
1049     pub fn ExitProcess(uExitCode: c_uint) -> !;
1050     pub fn DeviceIoControl(hDevice: HANDLE,
1051                            dwIoControlCode: DWORD,
1052                            lpInBuffer: LPVOID,
1053                            nInBufferSize: DWORD,
1054                            lpOutBuffer: LPVOID,
1055                            nOutBufferSize: DWORD,
1056                            lpBytesReturned: LPDWORD,
1057                            lpOverlapped: LPOVERLAPPED) -> BOOL;
1058     pub fn CreateThread(lpThreadAttributes: LPSECURITY_ATTRIBUTES,
1059                         dwStackSize: SIZE_T,
1060                         lpStartAddress: extern "system" fn(*mut c_void)
1061                                                            -> DWORD,
1062                         lpParameter: LPVOID,
1063                         dwCreationFlags: DWORD,
1064                         lpThreadId: LPDWORD) -> HANDLE;
1065     pub fn WaitForSingleObject(hHandle: HANDLE,
1066                                dwMilliseconds: DWORD) -> DWORD;
1067     pub fn SwitchToThread() -> BOOL;
1068     pub fn Sleep(dwMilliseconds: DWORD);
1069     pub fn GetProcessId(handle: HANDLE) -> DWORD;
1070     pub fn GetUserProfileDirectoryW(hToken: HANDLE,
1071                                     lpProfileDir: LPWSTR,
1072                                     lpcchSize: *mut DWORD) -> BOOL;
1073     pub fn SetHandleInformation(hObject: HANDLE,
1074                                 dwMask: DWORD,
1075                                 dwFlags: DWORD) -> BOOL;
1076     pub fn CopyFileExW(lpExistingFileName: LPCWSTR,
1077                        lpNewFileName: LPCWSTR,
1078                        lpProgressRoutine: LPPROGRESS_ROUTINE,
1079                        lpData: LPVOID,
1080                        pbCancel: LPBOOL,
1081                        dwCopyFlags: DWORD) -> BOOL;
1082     pub fn AddVectoredExceptionHandler(FirstHandler: ULONG,
1083                                        VectoredHandler: PVECTORED_EXCEPTION_HANDLER)
1084                                        -> LPVOID;
1085     pub fn FormatMessageW(flags: DWORD,
1086                           lpSrc: LPVOID,
1087                           msgId: DWORD,
1088                           langId: DWORD,
1089                           buf: LPWSTR,
1090                           nsize: DWORD,
1091                           args: *const c_void)
1092                           -> DWORD;
1093     pub fn TlsAlloc() -> DWORD;
1094     pub fn TlsGetValue(dwTlsIndex: DWORD) -> LPVOID;
1095     pub fn TlsSetValue(dwTlsIndex: DWORD, lpTlsvalue: LPVOID) -> BOOL;
1096     pub fn GetLastError() -> DWORD;
1097     pub fn QueryPerformanceFrequency(lpFrequency: *mut LARGE_INTEGER) -> BOOL;
1098     pub fn QueryPerformanceCounter(lpPerformanceCount: *mut LARGE_INTEGER)
1099                                    -> BOOL;
1100     pub fn GetExitCodeProcess(hProcess: HANDLE, lpExitCode: LPDWORD) -> BOOL;
1101     pub fn TerminateProcess(hProcess: HANDLE, uExitCode: UINT) -> BOOL;
1102     pub fn CreateProcessW(lpApplicationName: LPCWSTR,
1103                           lpCommandLine: LPWSTR,
1104                           lpProcessAttributes: LPSECURITY_ATTRIBUTES,
1105                           lpThreadAttributes: LPSECURITY_ATTRIBUTES,
1106                           bInheritHandles: BOOL,
1107                           dwCreationFlags: DWORD,
1108                           lpEnvironment: LPVOID,
1109                           lpCurrentDirectory: LPCWSTR,
1110                           lpStartupInfo: LPSTARTUPINFO,
1111                           lpProcessInformation: LPPROCESS_INFORMATION)
1112                           -> BOOL;
1113     pub fn GetEnvironmentVariableW(n: LPCWSTR, v: LPWSTR, nsize: DWORD) -> DWORD;
1114     pub fn SetEnvironmentVariableW(n: LPCWSTR, v: LPCWSTR) -> BOOL;
1115     pub fn GetEnvironmentStringsW() -> LPWCH;
1116     pub fn FreeEnvironmentStringsW(env_ptr: LPWCH) -> BOOL;
1117     pub fn GetModuleFileNameW(hModule: HMODULE,
1118                               lpFilename: LPWSTR,
1119                               nSize: DWORD)
1120                               -> DWORD;
1121     pub fn CreateDirectoryW(lpPathName: LPCWSTR,
1122                             lpSecurityAttributes: LPSECURITY_ATTRIBUTES)
1123                             -> BOOL;
1124     pub fn DeleteFileW(lpPathName: LPCWSTR) -> BOOL;
1125     pub fn GetCurrentDirectoryW(nBufferLength: DWORD, lpBuffer: LPWSTR) -> DWORD;
1126     pub fn SetCurrentDirectoryW(lpPathName: LPCWSTR) -> BOOL;
1127     pub fn WideCharToMultiByte(CodePage: UINT,
1128                                dwFlags: DWORD,
1129                                lpWideCharStr: LPCWSTR,
1130                                cchWideChar: c_int,
1131                                lpMultiByteStr: LPSTR,
1132                                cbMultiByte: c_int,
1133                                lpDefaultChar: LPCSTR,
1134                                lpUsedDefaultChar: LPBOOL) -> c_int;
1135
1136     pub fn closesocket(socket: SOCKET) -> c_int;
1137     pub fn recv(socket: SOCKET, buf: *mut c_void, len: c_int,
1138                 flags: c_int) -> c_int;
1139     pub fn send(socket: SOCKET, buf: *const c_void, len: c_int,
1140                 flags: c_int) -> c_int;
1141     pub fn recvfrom(socket: SOCKET,
1142                     buf: *mut c_void,
1143                     len: c_int,
1144                     flags: c_int,
1145                     addr: *mut SOCKADDR,
1146                     addrlen: *mut c_int)
1147                     -> c_int;
1148     pub fn sendto(socket: SOCKET,
1149                   buf: *const c_void,
1150                   len: c_int,
1151                   flags: c_int,
1152                   addr: *const SOCKADDR,
1153                   addrlen: c_int)
1154                   -> c_int;
1155     pub fn shutdown(socket: SOCKET, how: c_int) -> c_int;
1156     pub fn accept(socket: SOCKET,
1157                   address: *mut SOCKADDR,
1158                   address_len: *mut c_int)
1159                   -> SOCKET;
1160     pub fn DuplicateHandle(hSourceProcessHandle: HANDLE,
1161                            hSourceHandle: HANDLE,
1162                            hTargetProcessHandle: HANDLE,
1163                            lpTargetHandle: LPHANDLE,
1164                            dwDesiredAccess: DWORD,
1165                            bInheritHandle: BOOL,
1166                            dwOptions: DWORD)
1167                            -> BOOL;
1168     pub fn ReadFile(hFile: HANDLE,
1169                     lpBuffer: LPVOID,
1170                     nNumberOfBytesToRead: DWORD,
1171                     lpNumberOfBytesRead: LPDWORD,
1172                     lpOverlapped: LPOVERLAPPED)
1173                     -> BOOL;
1174     pub fn WriteFile(hFile: HANDLE,
1175                      lpBuffer: LPVOID,
1176                      nNumberOfBytesToWrite: DWORD,
1177                      lpNumberOfBytesWritten: LPDWORD,
1178                      lpOverlapped: LPOVERLAPPED)
1179                      -> BOOL;
1180     pub fn CloseHandle(hObject: HANDLE) -> BOOL;
1181     pub fn CreateHardLinkW(lpSymlinkFileName: LPCWSTR,
1182                            lpTargetFileName: LPCWSTR,
1183                            lpSecurityAttributes: LPSECURITY_ATTRIBUTES)
1184                            -> BOOL;
1185     pub fn MoveFileExW(lpExistingFileName: LPCWSTR,
1186                        lpNewFileName: LPCWSTR,
1187                        dwFlags: DWORD)
1188                        -> BOOL;
1189     pub fn SetFilePointerEx(hFile: HANDLE,
1190                             liDistanceToMove: LARGE_INTEGER,
1191                             lpNewFilePointer: PLARGE_INTEGER,
1192                             dwMoveMethod: DWORD)
1193                             -> BOOL;
1194     pub fn FlushFileBuffers(hFile: HANDLE) -> BOOL;
1195     pub fn CreateFileW(lpFileName: LPCWSTR,
1196                        dwDesiredAccess: DWORD,
1197                        dwShareMode: DWORD,
1198                        lpSecurityAttributes: LPSECURITY_ATTRIBUTES,
1199                        dwCreationDisposition: DWORD,
1200                        dwFlagsAndAttributes: DWORD,
1201                        hTemplateFile: HANDLE)
1202                        -> HANDLE;
1203
1204     pub fn FindFirstFileW(fileName: LPCWSTR,
1205                           findFileData: LPWIN32_FIND_DATAW)
1206                           -> HANDLE;
1207     pub fn FindNextFileW(findFile: HANDLE, findFileData: LPWIN32_FIND_DATAW)
1208                          -> BOOL;
1209     pub fn FindClose(findFile: HANDLE) -> BOOL;
1210     #[cfg(feature = "backtrace")]
1211     pub fn RtlCaptureContext(ctx: *mut CONTEXT);
1212     pub fn getsockopt(s: SOCKET,
1213                       level: c_int,
1214                       optname: c_int,
1215                       optval: *mut c_char,
1216                       optlen: *mut c_int)
1217                       -> c_int;
1218     pub fn setsockopt(s: SOCKET,
1219                       level: c_int,
1220                       optname: c_int,
1221                       optval: *const c_void,
1222                       optlen: c_int)
1223                       -> c_int;
1224     pub fn getsockname(socket: SOCKET,
1225                        address: *mut SOCKADDR,
1226                        address_len: *mut c_int)
1227                        -> c_int;
1228     pub fn getpeername(socket: SOCKET,
1229                        address: *mut SOCKADDR,
1230                        address_len: *mut c_int)
1231                        -> c_int;
1232     pub fn bind(socket: SOCKET, address: *const SOCKADDR,
1233                 address_len: socklen_t) -> c_int;
1234     pub fn listen(socket: SOCKET, backlog: c_int) -> c_int;
1235     pub fn connect(socket: SOCKET, address: *const SOCKADDR, len: c_int)
1236                    -> c_int;
1237     pub fn getaddrinfo(node: *const c_char, service: *const c_char,
1238                        hints: *const ADDRINFOA,
1239                        res: *mut *mut ADDRINFOA) -> c_int;
1240     pub fn freeaddrinfo(res: *mut ADDRINFOA);
1241
1242     #[cfg(feature = "backtrace")]
1243     pub fn LoadLibraryW(name: LPCWSTR) -> HMODULE;
1244     #[cfg(feature = "backtrace")]
1245     pub fn FreeLibrary(handle: HMODULE) -> BOOL;
1246     pub fn GetProcAddress(handle: HMODULE,
1247                           name: LPCSTR) -> *mut c_void;
1248     pub fn GetModuleHandleW(lpModuleName: LPCWSTR) -> HMODULE;
1249
1250     pub fn GetSystemTimeAsFileTime(lpSystemTimeAsFileTime: LPFILETIME);
1251
1252     pub fn CreateEventW(lpEventAttributes: LPSECURITY_ATTRIBUTES,
1253                         bManualReset: BOOL,
1254                         bInitialState: BOOL,
1255                         lpName: LPCWSTR) -> HANDLE;
1256     pub fn WaitForMultipleObjects(nCount: DWORD,
1257                                   lpHandles: *const HANDLE,
1258                                   bWaitAll: BOOL,
1259                                   dwMilliseconds: DWORD) -> DWORD;
1260     pub fn CreateNamedPipeW(lpName: LPCWSTR,
1261                             dwOpenMode: DWORD,
1262                             dwPipeMode: DWORD,
1263                             nMaxInstances: DWORD,
1264                             nOutBufferSize: DWORD,
1265                             nInBufferSize: DWORD,
1266                             nDefaultTimeOut: DWORD,
1267                             lpSecurityAttributes: LPSECURITY_ATTRIBUTES)
1268                             -> HANDLE;
1269     pub fn CancelIo(handle: HANDLE) -> BOOL;
1270     pub fn GetOverlappedResult(hFile: HANDLE,
1271                                lpOverlapped: LPOVERLAPPED,
1272                                lpNumberOfBytesTransferred: LPDWORD,
1273                                bWait: BOOL) -> BOOL;
1274     pub fn select(nfds: c_int,
1275                   readfds: *mut fd_set,
1276                   writefds: *mut fd_set,
1277                   exceptfds: *mut fd_set,
1278                   timeout: *const timeval) -> c_int;
1279
1280     #[link_name = "SystemFunction036"]
1281     pub fn RtlGenRandom(RandomBuffer: *mut u8, RandomBufferLength: ULONG) -> BOOLEAN;
1282
1283     pub fn GetProcessHeap() -> HANDLE;
1284     pub fn HeapAlloc(hHeap: HANDLE, dwFlags: DWORD, dwBytes: SIZE_T) -> LPVOID;
1285     pub fn HeapReAlloc(hHeap: HANDLE, dwFlags: DWORD, lpMem: LPVOID, dwBytes: SIZE_T) -> LPVOID;
1286     pub fn HeapFree(hHeap: HANDLE, dwFlags: DWORD, lpMem: LPVOID) -> BOOL;
1287 }
1288
1289 // Functions that aren't available on every version of Windows that we support,
1290 // but we still use them and just provide some form of a fallback implementation.
1291 compat_fn! {
1292     kernel32:
1293
1294     pub fn CreateSymbolicLinkW(_lpSymlinkFileName: LPCWSTR,
1295                                _lpTargetFileName: LPCWSTR,
1296                                _dwFlags: DWORD) -> BOOLEAN {
1297         SetLastError(ERROR_CALL_NOT_IMPLEMENTED as DWORD); 0
1298     }
1299     pub fn GetFinalPathNameByHandleW(_hFile: HANDLE,
1300                                      _lpszFilePath: LPCWSTR,
1301                                      _cchFilePath: DWORD,
1302                                      _dwFlags: DWORD) -> DWORD {
1303         SetLastError(ERROR_CALL_NOT_IMPLEMENTED as DWORD); 0
1304     }
1305     pub fn SetThreadStackGuarantee(_size: *mut c_ulong) -> BOOL {
1306         SetLastError(ERROR_CALL_NOT_IMPLEMENTED as DWORD); 0
1307     }
1308     pub fn SetThreadDescription(hThread: HANDLE,
1309                                 lpThreadDescription: LPCWSTR) -> HRESULT {
1310         SetLastError(ERROR_CALL_NOT_IMPLEMENTED as DWORD); E_NOTIMPL
1311     }
1312     pub fn SetFileInformationByHandle(_hFile: HANDLE,
1313                     _FileInformationClass: FILE_INFO_BY_HANDLE_CLASS,
1314                     _lpFileInformation: LPVOID,
1315                     _dwBufferSize: DWORD) -> BOOL {
1316         SetLastError(ERROR_CALL_NOT_IMPLEMENTED as DWORD); 0
1317     }
1318     pub fn SleepConditionVariableSRW(ConditionVariable: PCONDITION_VARIABLE,
1319                                      SRWLock: PSRWLOCK,
1320                                      dwMilliseconds: DWORD,
1321                                      Flags: ULONG) -> BOOL {
1322         panic!("condition variables not available")
1323     }
1324     pub fn WakeConditionVariable(ConditionVariable: PCONDITION_VARIABLE)
1325                                  -> () {
1326         panic!("condition variables not available")
1327     }
1328     pub fn WakeAllConditionVariable(ConditionVariable: PCONDITION_VARIABLE)
1329                                     -> () {
1330         panic!("condition variables not available")
1331     }
1332     pub fn AcquireSRWLockExclusive(SRWLock: PSRWLOCK) -> () {
1333         panic!("rwlocks not available")
1334     }
1335     pub fn AcquireSRWLockShared(SRWLock: PSRWLOCK) -> () {
1336         panic!("rwlocks not available")
1337     }
1338     pub fn ReleaseSRWLockExclusive(SRWLock: PSRWLOCK) -> () {
1339         panic!("rwlocks not available")
1340     }
1341     pub fn ReleaseSRWLockShared(SRWLock: PSRWLOCK) -> () {
1342         panic!("rwlocks not available")
1343     }
1344     pub fn TryAcquireSRWLockExclusive(SRWLock: PSRWLOCK) -> BOOLEAN {
1345         panic!("rwlocks not available")
1346     }
1347     pub fn TryAcquireSRWLockShared(SRWLock: PSRWLOCK) -> BOOLEAN {
1348         panic!("rwlocks not available")
1349     }
1350 }
1351
1352 #[cfg(all(target_env = "gnu", feature = "backtrace"))]
1353 mod gnu {
1354     use super::*;
1355
1356     pub const PROCESS_QUERY_INFORMATION: DWORD = 0x0400;
1357
1358     pub const CP_ACP: UINT = 0;
1359
1360     pub const WC_NO_BEST_FIT_CHARS: DWORD = 0x00000400;
1361
1362     extern "system" {
1363         pub fn OpenProcess(dwDesiredAccess: DWORD,
1364                            bInheritHandle: BOOL,
1365                            dwProcessId: DWORD) -> HANDLE;
1366     }
1367
1368     compat_fn! {
1369         kernel32:
1370
1371         pub fn QueryFullProcessImageNameW(_hProcess: HANDLE,
1372                                           _dwFlags: DWORD,
1373                                           _lpExeName: LPWSTR,
1374                                           _lpdwSize: LPDWORD) -> BOOL {
1375             SetLastError(ERROR_CALL_NOT_IMPLEMENTED as DWORD); 0
1376         }
1377     }
1378 }
1379
1380 #[cfg(all(target_env = "gnu", feature = "backtrace"))]
1381 pub use self::gnu::*;