refactor: begin no_std conversion

This commit is contained in:
Anna 2021-06-20 18:21:15 -04:00
parent 8c52d5d8e5
commit c4fab37a37
5 changed files with 1226 additions and 4 deletions

1
.gitignore vendored
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@ -1,2 +1,3 @@
/target
Cargo.lock
/.idea

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@ -3,6 +3,7 @@ name = "xivchat-native-tools"
version = "1.0.0"
authors = ["Anna Clemenes <git@annaclemens.io>"]
edition = "2018"
resolver = "2"
[lib]
name = "xivchat_native_tools"
@ -11,10 +12,14 @@ crate-type = ["cdylib"]
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
libc = "0.2"
cstr_core = "0.2"
unicode-linebreak = "0.1"
unicode-segmentation = "1"
[dependencies.libc]
version = "0.2"
default-features = false
# build with
# cargo +nightly build --release -Z build-std --target x86_64-pc-windows-msvc
[profile.release]

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@ -1,12 +1,29 @@
#![no_std]
#![feature(default_alloc_error_handler, lang_items)]
#![feature(vec_into_raw_parts)]
#![allow(clippy::not_unsafe_ptr_arg_deref)]
#[cfg(test)]
mod test;
mod system;
mod win_c;
extern crate core;
extern crate alloc;
use libc::c_char;
use std::ffi::{CStr, CString};
use alloc::{
borrow::ToOwned,
boxed::Box,
string::String,
vec::Vec,
};
use cstr_core::{CStr, CString};
use unicode_segmentation::UnicodeSegmentation;
use crate::system::System;
#[global_allocator]
static ALLOC: System = System;
#[repr(C)]
pub struct RawVec {
@ -18,7 +35,7 @@ pub struct RawVec {
#[no_mangle]
pub extern "C" fn wrap(raw_input: *const c_char, width: u32) -> *mut RawVec {
if raw_input.is_null() {
return std::ptr::null::<RawVec>() as *mut _;
return core::ptr::null::<RawVec>() as *mut _;
}
let c_input = unsafe {
@ -27,7 +44,7 @@ pub extern "C" fn wrap(raw_input: *const c_char, width: u32) -> *mut RawVec {
let input = match c_input.to_str() {
Ok(x) => x,
Err(_) => return std::ptr::null::<RawVec>() as *mut _,
Err(_) => return core::ptr::null::<RawVec>() as *mut _,
};
let lines = inner_wrap(input, width);
@ -115,3 +132,9 @@ fn hard_break(lines: &mut Vec<String>, segment: &str, width: usize) {
lines.push(string);
}
}
#[lang = "eh_personality"] extern fn rust_eh_personality() {}
#[panic_handler]
fn panic(_info: &core::panic::PanicInfo) -> ! {
loop {}
}

260
src/system.rs Normal file
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@ -0,0 +1,260 @@
use crate::win_c as c;
use libc::c_void;
use alloc::alloc::{GlobalAlloc, Layout};
use core::ptr;
use core::sync::atomic::{AtomicPtr, Ordering};
pub struct System;
// Heap memory management on Windows is done by using the system Heap API (heapapi.h)
// See https://docs.microsoft.com/windows/win32/api/heapapi/
// Flag to indicate that the memory returned by `HeapAlloc` should be zeroed.
const HEAP_ZERO_MEMORY: c::DWORD = 0x00000008;
const MIN_ALIGN: usize = 16;
extern "system" {
// Get a handle to the default heap of the current process, or null if the operation fails.
//
// SAFETY: Successful calls to this function within the same process are assumed to
// always return the same handle, which remains valid for the entire lifetime of the process.
//
// See https://docs.microsoft.com/windows/win32/api/heapapi/nf-heapapi-getprocessheap
fn GetProcessHeap() -> c::HANDLE;
// Allocate a block of `dwBytes` bytes of memory from a given heap `hHeap`.
// The allocated memory may be uninitialized, or zeroed if `dwFlags` is
// set to `HEAP_ZERO_MEMORY`.
//
// Returns a pointer to the newly-allocated memory or null if the operation fails.
// The returned pointer will be aligned to at least `MIN_ALIGN`.
//
// SAFETY:
// - `hHeap` must be a non-null handle returned by `GetProcessHeap`.
// - `dwFlags` must be set to either zero or `HEAP_ZERO_MEMORY`.
//
// Note that `dwBytes` is allowed to be zero, contrary to some other allocators.
//
// See https://docs.microsoft.com/windows/win32/api/heapapi/nf-heapapi-heapalloc
fn HeapAlloc(hHeap: c::HANDLE, dwFlags: c::DWORD, dwBytes: c::SIZE_T) -> c::LPVOID;
// Reallocate a block of memory behind a given pointer `lpMem` from a given heap `hHeap`,
// to a block of at least `dwBytes` bytes, either shrinking the block in place,
// or allocating at a new location, copying memory, and freeing the original location.
//
// Returns a pointer to the reallocated memory or null if the operation fails.
// The returned pointer will be aligned to at least `MIN_ALIGN`.
// If the operation fails the given block will never have been freed.
//
// SAFETY:
// - `hHeap` must be a non-null handle returned by `GetProcessHeap`.
// - `dwFlags` must be set to zero.
// - `lpMem` must be a non-null pointer to an allocated block returned by `HeapAlloc` or
// `HeapReAlloc`, that has not already been freed.
// If the block was successfully reallocated at a new location, pointers pointing to
// the freed memory, such as `lpMem`, must not be dereferenced ever again.
//
// Note that `dwBytes` is allowed to be zero, contrary to some other allocators.
//
// See https://docs.microsoft.com/windows/win32/api/heapapi/nf-heapapi-heaprealloc
fn HeapReAlloc(
hHeap: c::HANDLE,
dwFlags: c::DWORD,
lpMem: c::LPVOID,
dwBytes: c::SIZE_T,
) -> c::LPVOID;
// Free a block of memory behind a given pointer `lpMem` from a given heap `hHeap`.
// Returns a nonzero value if the operation is successful, and zero if the operation fails.
//
// SAFETY:
// - `hHeap` must be a non-null handle returned by `GetProcessHeap`.
// - `dwFlags` must be set to zero.
// - `lpMem` must be a pointer to an allocated block returned by `HeapAlloc` or `HeapReAlloc`,
// that has not already been freed.
// If the block was successfully freed, pointers pointing to the freed memory, such as `lpMem`,
// must not be dereferenced ever again.
//
// Note that `lpMem` is allowed to be null, which will not cause the operation to fail.
//
// See https://docs.microsoft.com/windows/win32/api/heapapi/nf-heapapi-heapfree
fn HeapFree(hHeap: c::HANDLE, dwFlags: c::DWORD, lpMem: c::LPVOID) -> c::BOOL;
}
// Cached handle to the default heap of the current process.
// Either a non-null handle returned by `GetProcessHeap`, or null when not yet initialized or `GetProcessHeap` failed.
static HEAP: AtomicPtr<c_void> = AtomicPtr::new(ptr::null_mut());
// Get a handle to the default heap of the current process, or null if the operation fails.
// If this operation is successful, `HEAP` will be successfully initialized and contain
// a non-null handle returned by `GetProcessHeap`.
#[inline]
fn init_or_get_process_heap() -> c::HANDLE {
let heap = HEAP.load(Ordering::Relaxed);
if heap.is_null() {
// `HEAP` has not yet been successfully initialized
let heap = unsafe { GetProcessHeap() };
if !heap.is_null() {
// SAFETY: No locking is needed because within the same process,
// successful calls to `GetProcessHeap` will always return the same value, even on different threads.
HEAP.store(heap, Ordering::Release);
// SAFETY: `HEAP` contains a non-null handle returned by `GetProcessHeap`
heap
} else {
// Could not get the current process heap.
ptr::null_mut()
}
} else {
// SAFETY: `HEAP` contains a non-null handle returned by `GetProcessHeap`
heap
}
}
// Get a non-null handle to the default heap of the current process.
// SAFETY: `HEAP` must have been successfully initialized.
#[inline]
unsafe fn get_process_heap() -> c::HANDLE {
HEAP.load(Ordering::Acquire)
}
// Header containing a pointer to the start of an allocated block.
// SAFETY: Size and alignment must be <= `MIN_ALIGN`.
#[repr(C)]
struct Header(*mut u8);
// Allocate a block of optionally zeroed memory for a given `layout`.
// SAFETY: Returns a pointer satisfying the guarantees of `System` about allocated pointers,
// or null if the operation fails. If this returns non-null `HEAP` will have been successfully
// initialized.
#[inline]
unsafe fn allocate(layout: Layout, zeroed: bool) -> *mut u8 {
let heap = init_or_get_process_heap();
if heap.is_null() {
// Allocation has failed, could not get the current process heap.
return ptr::null_mut();
}
// Allocated memory will be either zeroed or uninitialized.
let flags = if zeroed { HEAP_ZERO_MEMORY } else { 0 };
if layout.align() <= MIN_ALIGN {
// SAFETY: `heap` is a non-null handle returned by `GetProcessHeap`.
// The returned pointer points to the start of an allocated block.
unsafe { HeapAlloc(heap, flags, layout.size()) as *mut u8 }
} else {
// Allocate extra padding in order to be able to satisfy the alignment.
let total = layout.align() + layout.size();
// SAFETY: `heap` is a non-null handle returned by `GetProcessHeap`.
let ptr = unsafe { HeapAlloc(heap, flags, total) as *mut u8 };
if ptr.is_null() {
// Allocation has failed.
return ptr::null_mut();
}
// Create a correctly aligned pointer offset from the start of the allocated block,
// and write a header before it.
let offset = layout.align() - (ptr as usize & (layout.align() - 1));
// SAFETY: `MIN_ALIGN` <= `offset` <= `layout.align()` and the size of the allocated
// block is `layout.align() + layout.size()`. `aligned` will thus be a correctly aligned
// pointer inside the allocated block with at least `layout.size()` bytes after it and at
// least `MIN_ALIGN` bytes of padding before it.
let aligned = unsafe { ptr.add(offset) };
// SAFETY: Because the size and alignment of a header is <= `MIN_ALIGN` and `aligned`
// is aligned to at least `MIN_ALIGN` and has at least `MIN_ALIGN` bytes of padding before
// it, it is safe to write a header directly before it.
unsafe { ptr::write((aligned as *mut Header).offset(-1), Header(ptr)) };
// SAFETY: The returned pointer does not point to the to the start of an allocated block,
// but there is a header readable directly before it containing the location of the start
// of the block.
aligned
}
}
// All pointers returned by this allocator have, in addition to the guarantees of `GlobalAlloc`, the
// following properties:
//
// If the pointer was allocated or reallocated with a `layout` specifying an alignment <= `MIN_ALIGN`
// the pointer will be aligned to at least `MIN_ALIGN` and point to the start of the allocated block.
//
// If the pointer was allocated or reallocated with a `layout` specifying an alignment > `MIN_ALIGN`
// the pointer will be aligned to the specified alignment and not point to the start of the allocated block.
// Instead there will be a header readable directly before the returned pointer, containing the actual
// location of the start of the block.
unsafe impl GlobalAlloc for System {
#[inline]
unsafe fn alloc(&self, layout: Layout) -> *mut u8 {
// SAFETY: Pointers returned by `allocate` satisfy the guarantees of `System`
let zeroed = false;
unsafe { allocate(layout, zeroed) }
}
#[inline]
unsafe fn dealloc(&self, ptr: *mut u8, layout: Layout) {
let block = {
if layout.align() <= MIN_ALIGN {
ptr
} else {
// The location of the start of the block is stored in the padding before `ptr`.
// SAFETY: Because of the contract of `System`, `ptr` is guaranteed to be non-null
// and have a header readable directly before it.
unsafe { ptr::read((ptr as *mut Header).offset(-1)).0 }
}
};
// SAFETY: because `ptr` has been successfully allocated with this allocator,
// `HEAP` must have been successfully initialized.
let heap = unsafe { get_process_heap() };
// SAFETY: `heap` is a non-null handle returned by `GetProcessHeap`,
// `block` is a pointer to the start of an allocated block.
unsafe { HeapFree(heap, 0, block as c::LPVOID) };
}
#[inline]
unsafe fn alloc_zeroed(&self, layout: Layout) -> *mut u8 {
// SAFETY: Pointers returned by `allocate` satisfy the guarantees of `System`
let zeroed = true;
unsafe { allocate(layout, zeroed) }
}
#[inline]
unsafe fn realloc(&self, ptr: *mut u8, layout: Layout, new_size: usize) -> *mut u8 {
if layout.align() <= MIN_ALIGN {
// SAFETY: because `ptr` has been successfully allocated with this allocator,
// `HEAP` must have been successfully initialized.
let heap = unsafe { get_process_heap() };
// SAFETY: `heap` is a non-null handle returned by `GetProcessHeap`,
// `ptr` is a pointer to the start of an allocated block.
// The returned pointer points to the start of an allocated block.
unsafe { HeapReAlloc(heap, 0, ptr as c::LPVOID, new_size) as *mut u8 }
} else {
// SAFETY: `realloc_fallback` is implemented using `dealloc` and `alloc`, which will
// correctly handle `ptr` and return a pointer satisfying the guarantees of `System`
unsafe { realloc_fallback(self, ptr, layout, new_size) }
}
}
}
pub unsafe fn realloc_fallback(
alloc: &System,
ptr: *mut u8,
old_layout: Layout,
new_size: usize,
) -> *mut u8 {
// Docs for GlobalAlloc::realloc require this to be valid:
let new_layout = Layout::from_size_align_unchecked(new_size, old_layout.align());
let new_ptr = GlobalAlloc::alloc(alloc, new_layout);
if !new_ptr.is_null() {
let size = core::cmp::min(old_layout.size(), new_size);
ptr::copy_nonoverlapping(ptr, new_ptr, size);
GlobalAlloc::dealloc(alloc, ptr, old_layout);
}
new_ptr
}

933
src/win_c.rs Normal file
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@ -0,0 +1,933 @@
//! C definitions used by libnative that don't belong in liblibc
#![allow(nonstandard_style)]
#![cfg_attr(test, allow(dead_code))]
use libc::{c_char, c_int, c_long, c_longlong, c_uint, c_ulong, c_ushort};
use core::ptr;
use libc::{c_void, size_t, wchar_t};
pub use self::EXCEPTION_DISPOSITION::*;
pub use self::FILE_INFO_BY_HANDLE_CLASS::*;
pub type DWORD = c_ulong;
pub type NonZeroDWORD = c_ulong;
pub type HANDLE = LPVOID;
pub type HINSTANCE = HANDLE;
pub type HMODULE = HINSTANCE;
pub type HRESULT = LONG;
pub type BOOL = c_int;
pub type BYTE = u8;
pub type BOOLEAN = BYTE;
pub type GROUP = c_uint;
pub type LARGE_INTEGER = c_longlong;
pub type LONG = c_long;
pub type UINT = c_uint;
pub type WCHAR = u16;
pub type USHORT = c_ushort;
pub type SIZE_T = usize;
pub type WORD = u16;
pub type CHAR = c_char;
pub type ULONG_PTR = usize;
pub type ULONG = c_ulong;
pub type NTSTATUS = LONG;
pub type ACCESS_MASK = DWORD;
pub type LPBOOL = *mut BOOL;
pub type LPBYTE = *mut BYTE;
pub type LPCSTR = *const CHAR;
pub type LPCWSTR = *const WCHAR;
pub type LPDWORD = *mut DWORD;
pub type LPHANDLE = *mut HANDLE;
pub type LPOVERLAPPED = *mut OVERLAPPED;
pub type LPPROCESS_INFORMATION = *mut PROCESS_INFORMATION;
pub type LPSECURITY_ATTRIBUTES = *mut SECURITY_ATTRIBUTES;
pub type LPSTARTUPINFO = *mut STARTUPINFO;
pub type LPVOID = *mut c_void;
pub type LPWCH = *mut WCHAR;
pub type LPWIN32_FIND_DATAW = *mut WIN32_FIND_DATAW;
pub type LPWSADATA = *mut WSADATA;
pub type LPWSAPROTOCOL_INFO = *mut WSAPROTOCOL_INFO;
pub type LPWSTR = *mut WCHAR;
pub type LPFILETIME = *mut FILETIME;
pub type LPWSABUF = *mut WSABUF;
pub type LPWSAOVERLAPPED = *mut c_void;
pub type LPWSAOVERLAPPED_COMPLETION_ROUTINE = *mut c_void;
pub type PCONDITION_VARIABLE = *mut CONDITION_VARIABLE;
pub type PLARGE_INTEGER = *mut c_longlong;
pub type PSRWLOCK = *mut SRWLOCK;
pub type SOCKET = libc::SOCKET;
pub type socklen_t = c_int;
pub type ADDRESS_FAMILY = USHORT;
pub const TRUE: BOOL = 1;
pub const FALSE: BOOL = 0;
pub const FILE_ATTRIBUTE_READONLY: DWORD = 0x1;
pub const FILE_ATTRIBUTE_DIRECTORY: DWORD = 0x10;
pub const FILE_ATTRIBUTE_REPARSE_POINT: DWORD = 0x400;
pub const FILE_SHARE_DELETE: DWORD = 0x4;
pub const FILE_SHARE_READ: DWORD = 0x1;
pub const FILE_SHARE_WRITE: DWORD = 0x2;
pub const CREATE_ALWAYS: DWORD = 2;
pub const CREATE_NEW: DWORD = 1;
pub const OPEN_ALWAYS: DWORD = 4;
pub const OPEN_EXISTING: DWORD = 3;
pub const TRUNCATE_EXISTING: DWORD = 5;
pub const FILE_WRITE_DATA: DWORD = 0x00000002;
pub const FILE_APPEND_DATA: DWORD = 0x00000004;
pub const FILE_WRITE_EA: DWORD = 0x00000010;
pub const FILE_WRITE_ATTRIBUTES: DWORD = 0x00000100;
pub const READ_CONTROL: DWORD = 0x00020000;
pub const SYNCHRONIZE: DWORD = 0x00100000;
pub const GENERIC_READ: DWORD = 0x80000000;
pub const GENERIC_WRITE: DWORD = 0x40000000;
pub const STANDARD_RIGHTS_WRITE: DWORD = READ_CONTROL;
pub const FILE_GENERIC_WRITE: DWORD = STANDARD_RIGHTS_WRITE
| FILE_WRITE_DATA
| FILE_WRITE_ATTRIBUTES
| FILE_WRITE_EA
| FILE_APPEND_DATA
| SYNCHRONIZE;
pub const FILE_FLAG_OPEN_REPARSE_POINT: DWORD = 0x00200000;
pub const FILE_FLAG_BACKUP_SEMANTICS: DWORD = 0x02000000;
pub const SECURITY_SQOS_PRESENT: DWORD = 0x00100000;
pub const FIONBIO: c_ulong = 0x8004667e;
#[repr(C)]
#[derive(Copy)]
pub struct WIN32_FIND_DATAW {
pub dwFileAttributes: DWORD,
pub ftCreationTime: FILETIME,
pub ftLastAccessTime: FILETIME,
pub ftLastWriteTime: FILETIME,
pub nFileSizeHigh: DWORD,
pub nFileSizeLow: DWORD,
pub dwReserved0: DWORD,
pub dwReserved1: DWORD,
pub cFileName: [wchar_t; 260], // #define MAX_PATH 260
pub cAlternateFileName: [wchar_t; 14],
}
impl Clone for WIN32_FIND_DATAW {
fn clone(&self) -> Self {
*self
}
}
pub const WSA_FLAG_OVERLAPPED: DWORD = 0x01;
pub const WSA_FLAG_NO_HANDLE_INHERIT: DWORD = 0x80;
pub const WSADESCRIPTION_LEN: usize = 256;
pub const WSASYS_STATUS_LEN: usize = 128;
pub const WSAPROTOCOL_LEN: DWORD = 255;
pub const INVALID_SOCKET: SOCKET = !0;
pub const WSAEACCES: c_int = 10013;
pub const WSAEINVAL: c_int = 10022;
pub const WSAEWOULDBLOCK: c_int = 10035;
pub const WSAEPROTOTYPE: c_int = 10041;
pub const WSAEADDRINUSE: c_int = 10048;
pub const WSAEADDRNOTAVAIL: c_int = 10049;
pub const WSAECONNABORTED: c_int = 10053;
pub const WSAECONNRESET: c_int = 10054;
pub const WSAENOTCONN: c_int = 10057;
pub const WSAESHUTDOWN: c_int = 10058;
pub const WSAETIMEDOUT: c_int = 10060;
pub const WSAECONNREFUSED: c_int = 10061;
pub const MAX_PROTOCOL_CHAIN: DWORD = 7;
pub const MAXIMUM_REPARSE_DATA_BUFFER_SIZE: usize = 16 * 1024;
pub const FSCTL_GET_REPARSE_POINT: DWORD = 0x900a8;
pub const IO_REPARSE_TAG_SYMLINK: DWORD = 0xa000000c;
pub const IO_REPARSE_TAG_MOUNT_POINT: DWORD = 0xa0000003;
pub const SYMLINK_FLAG_RELATIVE: DWORD = 0x00000001;
pub const FSCTL_SET_REPARSE_POINT: DWORD = 0x900a4;
pub const SYMBOLIC_LINK_FLAG_DIRECTORY: DWORD = 0x1;
pub const SYMBOLIC_LINK_FLAG_ALLOW_UNPRIVILEGED_CREATE: DWORD = 0x2;
// Note that these are not actually HANDLEs, just values to pass to GetStdHandle
pub const STD_INPUT_HANDLE: DWORD = -10i32 as DWORD;
pub const STD_OUTPUT_HANDLE: DWORD = -11i32 as DWORD;
pub const STD_ERROR_HANDLE: DWORD = -12i32 as DWORD;
pub const PROGRESS_CONTINUE: DWORD = 0;
// List of Windows system error codes with descriptions:
// https://docs.microsoft.com/en-us/windows/win32/debug/system-error-codes#system-error-codes
pub const ERROR_FILE_NOT_FOUND: DWORD = 2;
pub const ERROR_PATH_NOT_FOUND: DWORD = 3;
pub const ERROR_ACCESS_DENIED: DWORD = 5;
pub const ERROR_INVALID_HANDLE: DWORD = 6;
pub const ERROR_NOT_ENOUGH_MEMORY: DWORD = 8;
pub const ERROR_OUTOFMEMORY: DWORD = 14;
pub const ERROR_NO_MORE_FILES: DWORD = 18;
pub const ERROR_SHARING_VIOLATION: u32 = 32;
pub const ERROR_HANDLE_EOF: DWORD = 38;
pub const ERROR_FILE_EXISTS: DWORD = 80;
pub const ERROR_INVALID_PARAMETER: DWORD = 87;
pub const ERROR_BROKEN_PIPE: DWORD = 109;
pub const ERROR_CALL_NOT_IMPLEMENTED: DWORD = 120;
pub const ERROR_SEM_TIMEOUT: DWORD = 121;
pub const ERROR_INSUFFICIENT_BUFFER: DWORD = 122;
pub const ERROR_ALREADY_EXISTS: DWORD = 183;
pub const ERROR_ENVVAR_NOT_FOUND: DWORD = 203;
pub const ERROR_NO_DATA: DWORD = 232;
pub const ERROR_DRIVER_CANCEL_TIMEOUT: DWORD = 594;
pub const ERROR_OPERATION_ABORTED: DWORD = 995;
pub const ERROR_IO_PENDING: DWORD = 997;
pub const ERROR_SERVICE_REQUEST_TIMEOUT: DWORD = 1053;
pub const ERROR_COUNTER_TIMEOUT: DWORD = 1121;
pub const ERROR_TIMEOUT: DWORD = 1460;
pub const ERROR_RESOURCE_CALL_TIMED_OUT: DWORD = 5910;
pub const ERROR_CTX_MODEM_RESPONSE_TIMEOUT: DWORD = 7012;
pub const ERROR_CTX_CLIENT_QUERY_TIMEOUT: DWORD = 7040;
pub const FRS_ERR_SYSVOL_POPULATE_TIMEOUT: DWORD = 8014;
pub const ERROR_DS_TIMELIMIT_EXCEEDED: DWORD = 8226;
pub const DNS_ERROR_RECORD_TIMED_OUT: DWORD = 9705;
pub const ERROR_IPSEC_IKE_TIMED_OUT: DWORD = 13805;
pub const ERROR_RUNLEVEL_SWITCH_TIMEOUT: DWORD = 15402;
pub const ERROR_RUNLEVEL_SWITCH_AGENT_TIMEOUT: DWORD = 15403;
pub const E_NOTIMPL: HRESULT = 0x80004001u32 as HRESULT;
pub const INVALID_HANDLE_VALUE: HANDLE = !0 as HANDLE;
pub const FACILITY_NT_BIT: DWORD = 0x1000_0000;
pub const FORMAT_MESSAGE_FROM_SYSTEM: DWORD = 0x00001000;
pub const FORMAT_MESSAGE_FROM_HMODULE: DWORD = 0x00000800;
pub const FORMAT_MESSAGE_IGNORE_INSERTS: DWORD = 0x00000200;
pub const TLS_OUT_OF_INDEXES: DWORD = 0xFFFFFFFF;
pub const DLL_THREAD_DETACH: DWORD = 3;
pub const DLL_PROCESS_DETACH: DWORD = 0;
pub const INFINITE: DWORD = !0;
pub const DUPLICATE_SAME_ACCESS: DWORD = 0x00000002;
pub const CONDITION_VARIABLE_INIT: CONDITION_VARIABLE = CONDITION_VARIABLE { ptr: ptr::null_mut() };
pub const SRWLOCK_INIT: SRWLOCK = SRWLOCK { ptr: ptr::null_mut() };
pub const DETACHED_PROCESS: DWORD = 0x00000008;
pub const CREATE_NEW_PROCESS_GROUP: DWORD = 0x00000200;
pub const CREATE_UNICODE_ENVIRONMENT: DWORD = 0x00000400;
pub const STARTF_USESTDHANDLES: DWORD = 0x00000100;
pub const AF_INET: c_int = 2;
pub const AF_INET6: c_int = 23;
pub const SD_BOTH: c_int = 2;
pub const SD_RECEIVE: c_int = 0;
pub const SD_SEND: c_int = 1;
pub const SOCK_DGRAM: c_int = 2;
pub const SOCK_STREAM: c_int = 1;
pub const SOCKET_ERROR: c_int = -1;
pub const SOL_SOCKET: c_int = 0xffff;
pub const SO_RCVTIMEO: c_int = 0x1006;
pub const SO_SNDTIMEO: c_int = 0x1005;
pub const IPPROTO_IP: c_int = 0;
pub const IPPROTO_TCP: c_int = 6;
pub const IPPROTO_IPV6: c_int = 41;
pub const TCP_NODELAY: c_int = 0x0001;
pub const IP_TTL: c_int = 4;
pub const IPV6_V6ONLY: c_int = 27;
pub const SO_ERROR: c_int = 0x1007;
pub const SO_BROADCAST: c_int = 0x0020;
pub const IP_MULTICAST_LOOP: c_int = 11;
pub const IPV6_MULTICAST_LOOP: c_int = 11;
pub const IP_MULTICAST_TTL: c_int = 10;
pub const IP_ADD_MEMBERSHIP: c_int = 12;
pub const IP_DROP_MEMBERSHIP: c_int = 13;
pub const IPV6_ADD_MEMBERSHIP: c_int = 12;
pub const IPV6_DROP_MEMBERSHIP: c_int = 13;
pub const MSG_PEEK: c_int = 0x2;
#[repr(C)]
pub struct ip_mreq {
pub imr_multiaddr: in_addr,
pub imr_interface: in_addr,
}
#[repr(C)]
pub struct ipv6_mreq {
pub ipv6mr_multiaddr: in6_addr,
pub ipv6mr_interface: c_uint,
}
pub const VOLUME_NAME_DOS: DWORD = 0x0;
pub const MOVEFILE_REPLACE_EXISTING: DWORD = 1;
pub const FILE_BEGIN: DWORD = 0;
pub const FILE_CURRENT: DWORD = 1;
pub const FILE_END: DWORD = 2;
pub const WAIT_OBJECT_0: DWORD = 0x00000000;
pub const WAIT_TIMEOUT: DWORD = 258;
pub const WAIT_FAILED: DWORD = 0xFFFFFFFF;
pub const PIPE_ACCESS_INBOUND: DWORD = 0x00000001;
pub const PIPE_ACCESS_OUTBOUND: DWORD = 0x00000002;
pub const FILE_FLAG_FIRST_PIPE_INSTANCE: DWORD = 0x00080000;
pub const FILE_FLAG_OVERLAPPED: DWORD = 0x40000000;
pub const PIPE_WAIT: DWORD = 0x00000000;
pub const PIPE_TYPE_BYTE: DWORD = 0x00000000;
pub const PIPE_REJECT_REMOTE_CLIENTS: DWORD = 0x00000008;
pub const PIPE_READMODE_BYTE: DWORD = 0x00000000;
pub const FD_SETSIZE: usize = 64;
pub const STACK_SIZE_PARAM_IS_A_RESERVATION: DWORD = 0x00010000;
pub const STATUS_SUCCESS: NTSTATUS = 0x00000000;
#[repr(C)]
#[cfg(not(target_pointer_width = "64"))]
pub struct WSADATA {
pub wVersion: WORD,
pub wHighVersion: WORD,
pub szDescription: [u8; WSADESCRIPTION_LEN + 1],
pub szSystemStatus: [u8; WSASYS_STATUS_LEN + 1],
pub iMaxSockets: u16,
pub iMaxUdpDg: u16,
pub lpVendorInfo: *mut u8,
}
#[repr(C)]
#[cfg(target_pointer_width = "64")]
pub struct WSADATA {
pub wVersion: WORD,
pub wHighVersion: WORD,
pub iMaxSockets: u16,
pub iMaxUdpDg: u16,
pub lpVendorInfo: *mut u8,
pub szDescription: [u8; WSADESCRIPTION_LEN + 1],
pub szSystemStatus: [u8; WSASYS_STATUS_LEN + 1],
}
#[derive(Copy, Clone)]
#[repr(C)]
pub struct WSABUF {
pub len: ULONG,
pub buf: *mut CHAR,
}
#[repr(C)]
pub struct WSAPROTOCOL_INFO {
pub dwServiceFlags1: DWORD,
pub dwServiceFlags2: DWORD,
pub dwServiceFlags3: DWORD,
pub dwServiceFlags4: DWORD,
pub dwProviderFlags: DWORD,
pub ProviderId: GUID,
pub dwCatalogEntryId: DWORD,
pub ProtocolChain: WSAPROTOCOLCHAIN,
pub iVersion: c_int,
pub iAddressFamily: c_int,
pub iMaxSockAddr: c_int,
pub iMinSockAddr: c_int,
pub iSocketType: c_int,
pub iProtocol: c_int,
pub iProtocolMaxOffset: c_int,
pub iNetworkByteOrder: c_int,
pub iSecurityScheme: c_int,
pub dwMessageSize: DWORD,
pub dwProviderReserved: DWORD,
pub szProtocol: [u16; (WSAPROTOCOL_LEN as usize) + 1],
}
#[repr(C)]
#[derive(Copy, Clone)]
pub struct WIN32_FILE_ATTRIBUTE_DATA {
pub dwFileAttributes: DWORD,
pub ftCreationTime: FILETIME,
pub ftLastAccessTime: FILETIME,
pub ftLastWriteTime: FILETIME,
pub nFileSizeHigh: DWORD,
pub nFileSizeLow: DWORD,
}
#[repr(C)]
#[allow(dead_code)] // we only use some variants
pub enum FILE_INFO_BY_HANDLE_CLASS {
FileBasicInfo = 0,
FileStandardInfo = 1,
FileNameInfo = 2,
FileRenameInfo = 3,
FileDispositionInfo = 4,
FileAllocationInfo = 5,
FileEndOfFileInfo = 6,
FileStreamInfo = 7,
FileCompressionInfo = 8,
FileAttributeTagInfo = 9,
FileIdBothDirectoryInfo = 10, // 0xA
FileIdBothDirectoryRestartInfo = 11, // 0xB
FileIoPriorityHintInfo = 12, // 0xC
FileRemoteProtocolInfo = 13, // 0xD
FileFullDirectoryInfo = 14, // 0xE
FileFullDirectoryRestartInfo = 15, // 0xF
FileStorageInfo = 16, // 0x10
FileAlignmentInfo = 17, // 0x11
FileIdInfo = 18, // 0x12
FileIdExtdDirectoryInfo = 19, // 0x13
FileIdExtdDirectoryRestartInfo = 20, // 0x14
MaximumFileInfoByHandlesClass,
}
#[repr(C)]
pub struct FILE_BASIC_INFO {
pub CreationTime: LARGE_INTEGER,
pub LastAccessTime: LARGE_INTEGER,
pub LastWriteTime: LARGE_INTEGER,
pub ChangeTime: LARGE_INTEGER,
pub FileAttributes: DWORD,
}
#[repr(C)]
pub struct FILE_END_OF_FILE_INFO {
pub EndOfFile: LARGE_INTEGER,
}
#[repr(C)]
pub struct REPARSE_DATA_BUFFER {
pub ReparseTag: c_uint,
pub ReparseDataLength: c_ushort,
pub Reserved: c_ushort,
pub rest: (),
}
#[repr(C)]
pub struct SYMBOLIC_LINK_REPARSE_BUFFER {
pub SubstituteNameOffset: c_ushort,
pub SubstituteNameLength: c_ushort,
pub PrintNameOffset: c_ushort,
pub PrintNameLength: c_ushort,
pub Flags: c_ulong,
pub PathBuffer: WCHAR,
}
#[repr(C)]
pub struct MOUNT_POINT_REPARSE_BUFFER {
pub SubstituteNameOffset: c_ushort,
pub SubstituteNameLength: c_ushort,
pub PrintNameOffset: c_ushort,
pub PrintNameLength: c_ushort,
pub PathBuffer: WCHAR,
}
pub type LPPROGRESS_ROUTINE = core::option::Option<
unsafe extern "system" fn(
TotalFileSize: LARGE_INTEGER,
TotalBytesTransferred: LARGE_INTEGER,
StreamSize: LARGE_INTEGER,
StreamBytesTransferred: LARGE_INTEGER,
dwStreamNumber: DWORD,
dwCallbackReason: DWORD,
hSourceFile: HANDLE,
hDestinationFile: HANDLE,
lpData: LPVOID,
) -> DWORD,
>;
#[repr(C)]
pub struct CONDITION_VARIABLE {
pub ptr: LPVOID,
}
#[repr(C)]
pub struct SRWLOCK {
pub ptr: LPVOID,
}
#[repr(C)]
pub struct CRITICAL_SECTION {
CriticalSectionDebug: LPVOID,
LockCount: LONG,
RecursionCount: LONG,
OwningThread: HANDLE,
LockSemaphore: HANDLE,
SpinCount: ULONG_PTR,
}
#[repr(C)]
pub struct REPARSE_MOUNTPOINT_DATA_BUFFER {
pub ReparseTag: DWORD,
pub ReparseDataLength: DWORD,
pub Reserved: WORD,
pub ReparseTargetLength: WORD,
pub ReparseTargetMaximumLength: WORD,
pub Reserved1: WORD,
pub ReparseTarget: WCHAR,
}
#[repr(C)]
pub struct GUID {
pub Data1: DWORD,
pub Data2: WORD,
pub Data3: WORD,
pub Data4: [BYTE; 8],
}
#[repr(C)]
pub struct WSAPROTOCOLCHAIN {
pub ChainLen: c_int,
pub ChainEntries: [DWORD; MAX_PROTOCOL_CHAIN as usize],
}
#[repr(C)]
pub struct SECURITY_ATTRIBUTES {
pub nLength: DWORD,
pub lpSecurityDescriptor: LPVOID,
pub bInheritHandle: BOOL,
}
#[repr(C)]
pub struct PROCESS_INFORMATION {
pub hProcess: HANDLE,
pub hThread: HANDLE,
pub dwProcessId: DWORD,
pub dwThreadId: DWORD,
}
#[repr(C)]
pub struct STARTUPINFO {
pub cb: DWORD,
pub lpReserved: LPWSTR,
pub lpDesktop: LPWSTR,
pub lpTitle: LPWSTR,
pub dwX: DWORD,
pub dwY: DWORD,
pub dwXSize: DWORD,
pub dwYSize: DWORD,
pub dwXCountChars: DWORD,
pub dwYCountCharts: DWORD,
pub dwFillAttribute: DWORD,
pub dwFlags: DWORD,
pub wShowWindow: WORD,
pub cbReserved2: WORD,
pub lpReserved2: LPBYTE,
pub hStdInput: HANDLE,
pub hStdOutput: HANDLE,
pub hStdError: HANDLE,
}
#[repr(C)]
pub struct SOCKADDR {
pub sa_family: ADDRESS_FAMILY,
pub sa_data: [CHAR; 14],
}
#[repr(C)]
#[derive(Copy, Clone)]
pub struct FILETIME {
pub dwLowDateTime: DWORD,
pub dwHighDateTime: DWORD,
}
#[repr(C)]
pub struct OVERLAPPED {
pub Internal: *mut c_ulong,
pub InternalHigh: *mut c_ulong,
pub Offset: DWORD,
pub OffsetHigh: DWORD,
pub hEvent: HANDLE,
}
#[repr(C)]
#[allow(dead_code)] // we only use some variants
pub enum ADDRESS_MODE {
AddrMode1616,
AddrMode1632,
AddrModeReal,
AddrModeFlat,
}
#[repr(C)]
pub struct SOCKADDR_STORAGE_LH {
pub ss_family: ADDRESS_FAMILY,
pub __ss_pad1: [CHAR; 6],
pub __ss_align: i64,
pub __ss_pad2: [CHAR; 112],
}
#[repr(C)]
pub struct ADDRINFOA {
pub ai_flags: c_int,
pub ai_family: c_int,
pub ai_socktype: c_int,
pub ai_protocol: c_int,
pub ai_addrlen: size_t,
pub ai_canonname: *mut c_char,
pub ai_addr: *mut SOCKADDR,
pub ai_next: *mut ADDRINFOA,
}
#[repr(C)]
#[derive(Copy, Clone)]
pub struct sockaddr_in {
pub sin_family: ADDRESS_FAMILY,
pub sin_port: USHORT,
pub sin_addr: in_addr,
pub sin_zero: [CHAR; 8],
}
#[repr(C)]
#[derive(Copy, Clone)]
pub struct sockaddr_in6 {
pub sin6_family: ADDRESS_FAMILY,
pub sin6_port: USHORT,
pub sin6_flowinfo: c_ulong,
pub sin6_addr: in6_addr,
pub sin6_scope_id: c_ulong,
}
#[repr(C)]
#[derive(Copy, Clone)]
pub struct in_addr {
pub s_addr: u32,
}
#[repr(C)]
#[derive(Copy, Clone)]
pub struct in6_addr {
pub s6_addr: [u8; 16],
}
#[repr(C)]
#[derive(Copy, Clone)]
#[allow(dead_code)] // we only use some variants
pub enum EXCEPTION_DISPOSITION {
ExceptionContinueExecution,
ExceptionContinueSearch,
ExceptionNestedException,
ExceptionCollidedUnwind,
}
#[repr(C)]
#[derive(Copy)]
pub struct fd_set {
pub fd_count: c_uint,
pub fd_array: [SOCKET; FD_SETSIZE],
}
impl Clone for fd_set {
fn clone(&self) -> fd_set {
*self
}
}
#[repr(C)]
#[derive(Copy, Clone)]
pub struct timeval {
pub tv_sec: c_long,
pub tv_usec: c_long,
}
// Shared between Desktop & UWP
#[link(name = "kernel32")]
extern "system" {
pub fn GetCurrentProcessId() -> DWORD;
pub fn InitializeCriticalSection(CriticalSection: *mut CRITICAL_SECTION);
pub fn EnterCriticalSection(CriticalSection: *mut CRITICAL_SECTION);
pub fn TryEnterCriticalSection(CriticalSection: *mut CRITICAL_SECTION) -> BOOL;
pub fn LeaveCriticalSection(CriticalSection: *mut CRITICAL_SECTION);
pub fn DeleteCriticalSection(CriticalSection: *mut CRITICAL_SECTION);
pub fn RemoveDirectoryW(lpPathName: LPCWSTR) -> BOOL;
pub fn SetFileAttributesW(lpFileName: LPCWSTR, dwFileAttributes: DWORD) -> BOOL;
pub fn SetLastError(dwErrCode: DWORD);
pub fn GetCommandLineW() -> *mut LPCWSTR;
pub fn GetTempPathW(nBufferLength: DWORD, lpBuffer: LPCWSTR) -> DWORD;
pub fn GetCurrentProcess() -> HANDLE;
pub fn GetCurrentThread() -> HANDLE;
pub fn GetStdHandle(which: DWORD) -> HANDLE;
pub fn ExitProcess(uExitCode: c_uint) -> !;
pub fn DeviceIoControl(
hDevice: HANDLE,
dwIoControlCode: DWORD,
lpInBuffer: LPVOID,
nInBufferSize: DWORD,
lpOutBuffer: LPVOID,
nOutBufferSize: DWORD,
lpBytesReturned: LPDWORD,
lpOverlapped: LPOVERLAPPED,
) -> BOOL;
pub fn CreateThread(
lpThreadAttributes: LPSECURITY_ATTRIBUTES,
dwStackSize: SIZE_T,
lpStartAddress: extern "system" fn(*mut c_void) -> DWORD,
lpParameter: LPVOID,
dwCreationFlags: DWORD,
lpThreadId: LPDWORD,
) -> HANDLE;
pub fn WaitForSingleObject(hHandle: HANDLE, dwMilliseconds: DWORD) -> DWORD;
pub fn SwitchToThread() -> BOOL;
pub fn Sleep(dwMilliseconds: DWORD);
pub fn GetProcessId(handle: HANDLE) -> DWORD;
pub fn CopyFileExW(
lpExistingFileName: LPCWSTR,
lpNewFileName: LPCWSTR,
lpProgressRoutine: LPPROGRESS_ROUTINE,
lpData: LPVOID,
pbCancel: LPBOOL,
dwCopyFlags: DWORD,
) -> BOOL;
pub fn FormatMessageW(
flags: DWORD,
lpSrc: LPVOID,
msgId: DWORD,
langId: DWORD,
buf: LPWSTR,
nsize: DWORD,
args: *const c_void,
) -> DWORD;
pub fn TlsAlloc() -> DWORD;
pub fn TlsGetValue(dwTlsIndex: DWORD) -> LPVOID;
pub fn TlsSetValue(dwTlsIndex: DWORD, lpTlsvalue: LPVOID) -> BOOL;
pub fn GetLastError() -> DWORD;
pub fn QueryPerformanceFrequency(lpFrequency: *mut LARGE_INTEGER) -> BOOL;
pub fn QueryPerformanceCounter(lpPerformanceCount: *mut LARGE_INTEGER) -> BOOL;
pub fn GetExitCodeProcess(hProcess: HANDLE, lpExitCode: LPDWORD) -> BOOL;
pub fn TerminateProcess(hProcess: HANDLE, uExitCode: UINT) -> BOOL;
pub fn CreateProcessW(
lpApplicationName: LPCWSTR,
lpCommandLine: LPWSTR,
lpProcessAttributes: LPSECURITY_ATTRIBUTES,
lpThreadAttributes: LPSECURITY_ATTRIBUTES,
bInheritHandles: BOOL,
dwCreationFlags: DWORD,
lpEnvironment: LPVOID,
lpCurrentDirectory: LPCWSTR,
lpStartupInfo: LPSTARTUPINFO,
lpProcessInformation: LPPROCESS_INFORMATION,
) -> BOOL;
pub fn GetEnvironmentVariableW(n: LPCWSTR, v: LPWSTR, nsize: DWORD) -> DWORD;
pub fn SetEnvironmentVariableW(n: LPCWSTR, v: LPCWSTR) -> BOOL;
pub fn GetEnvironmentStringsW() -> LPWCH;
pub fn FreeEnvironmentStringsW(env_ptr: LPWCH) -> BOOL;
pub fn GetModuleFileNameW(hModule: HMODULE, lpFilename: LPWSTR, nSize: DWORD) -> DWORD;
pub fn CreateDirectoryW(
lpPathName: LPCWSTR,
lpSecurityAttributes: LPSECURITY_ATTRIBUTES,
) -> BOOL;
pub fn DeleteFileW(lpPathName: LPCWSTR) -> BOOL;
pub fn GetCurrentDirectoryW(nBufferLength: DWORD, lpBuffer: LPWSTR) -> DWORD;
pub fn SetCurrentDirectoryW(lpPathName: LPCWSTR) -> BOOL;
pub fn DuplicateHandle(
hSourceProcessHandle: HANDLE,
hSourceHandle: HANDLE,
hTargetProcessHandle: HANDLE,
lpTargetHandle: LPHANDLE,
dwDesiredAccess: DWORD,
bInheritHandle: BOOL,
dwOptions: DWORD,
) -> BOOL;
pub fn ReadFile(
hFile: HANDLE,
lpBuffer: LPVOID,
nNumberOfBytesToRead: DWORD,
lpNumberOfBytesRead: LPDWORD,
lpOverlapped: LPOVERLAPPED,
) -> BOOL;
pub fn WriteFile(
hFile: HANDLE,
lpBuffer: LPVOID,
nNumberOfBytesToWrite: DWORD,
lpNumberOfBytesWritten: LPDWORD,
lpOverlapped: LPOVERLAPPED,
) -> BOOL;
pub fn CloseHandle(hObject: HANDLE) -> BOOL;
pub fn MoveFileExW(lpExistingFileName: LPCWSTR, lpNewFileName: LPCWSTR, dwFlags: DWORD)
-> BOOL;
pub fn SetFilePointerEx(
hFile: HANDLE,
liDistanceToMove: LARGE_INTEGER,
lpNewFilePointer: PLARGE_INTEGER,
dwMoveMethod: DWORD,
) -> BOOL;
pub fn FlushFileBuffers(hFile: HANDLE) -> BOOL;
pub fn CreateFileW(
lpFileName: LPCWSTR,
dwDesiredAccess: DWORD,
dwShareMode: DWORD,
lpSecurityAttributes: LPSECURITY_ATTRIBUTES,
dwCreationDisposition: DWORD,
dwFlagsAndAttributes: DWORD,
hTemplateFile: HANDLE,
) -> HANDLE;
pub fn FindFirstFileW(fileName: LPCWSTR, findFileData: LPWIN32_FIND_DATAW) -> HANDLE;
pub fn FindNextFileW(findFile: HANDLE, findFileData: LPWIN32_FIND_DATAW) -> BOOL;
pub fn FindClose(findFile: HANDLE) -> BOOL;
pub fn GetProcAddress(handle: HMODULE, name: LPCSTR) -> *mut c_void;
pub fn GetModuleHandleA(lpModuleName: LPCSTR) -> HMODULE;
pub fn GetModuleHandleW(lpModuleName: LPCWSTR) -> HMODULE;
pub fn GetSystemTimeAsFileTime(lpSystemTimeAsFileTime: LPFILETIME);
pub fn CreateEventW(
lpEventAttributes: LPSECURITY_ATTRIBUTES,
bManualReset: BOOL,
bInitialState: BOOL,
lpName: LPCWSTR,
) -> HANDLE;
pub fn WaitForMultipleObjects(
nCount: DWORD,
lpHandles: *const HANDLE,
bWaitAll: BOOL,
dwMilliseconds: DWORD,
) -> DWORD;
pub fn CreateNamedPipeW(
lpName: LPCWSTR,
dwOpenMode: DWORD,
dwPipeMode: DWORD,
nMaxInstances: DWORD,
nOutBufferSize: DWORD,
nInBufferSize: DWORD,
nDefaultTimeOut: DWORD,
lpSecurityAttributes: LPSECURITY_ATTRIBUTES,
) -> HANDLE;
pub fn CancelIo(handle: HANDLE) -> BOOL;
pub fn GetOverlappedResult(
hFile: HANDLE,
lpOverlapped: LPOVERLAPPED,
lpNumberOfBytesTransferred: LPDWORD,
bWait: BOOL,
) -> BOOL;
pub fn CreateSymbolicLinkW(
lpSymlinkFileName: LPCWSTR,
lpTargetFileName: LPCWSTR,
dwFlags: DWORD,
) -> BOOLEAN;
pub fn GetFinalPathNameByHandleW(
hFile: HANDLE,
lpszFilePath: LPCWSTR,
cchFilePath: DWORD,
dwFlags: DWORD,
) -> DWORD;
pub fn SetFileInformationByHandle(
hFile: HANDLE,
FileInformationClass: FILE_INFO_BY_HANDLE_CLASS,
lpFileInformation: LPVOID,
dwBufferSize: DWORD,
) -> BOOL;
pub fn SleepConditionVariableSRW(
ConditionVariable: PCONDITION_VARIABLE,
SRWLock: PSRWLOCK,
dwMilliseconds: DWORD,
Flags: ULONG,
) -> BOOL;
pub fn WakeConditionVariable(ConditionVariable: PCONDITION_VARIABLE);
pub fn WakeAllConditionVariable(ConditionVariable: PCONDITION_VARIABLE);
pub fn AcquireSRWLockExclusive(SRWLock: PSRWLOCK);
pub fn AcquireSRWLockShared(SRWLock: PSRWLOCK);
pub fn ReleaseSRWLockExclusive(SRWLock: PSRWLOCK);
pub fn ReleaseSRWLockShared(SRWLock: PSRWLOCK);
pub fn TryAcquireSRWLockExclusive(SRWLock: PSRWLOCK) -> BOOLEAN;
pub fn TryAcquireSRWLockShared(SRWLock: PSRWLOCK) -> BOOLEAN;
}
#[link(name = "ws2_32")]
extern "system" {
pub fn WSAStartup(wVersionRequested: WORD, lpWSAData: LPWSADATA) -> c_int;
pub fn WSACleanup() -> c_int;
pub fn WSAGetLastError() -> c_int;
pub fn WSADuplicateSocketW(
s: SOCKET,
dwProcessId: DWORD,
lpProtocolInfo: LPWSAPROTOCOL_INFO,
) -> c_int;
pub fn WSASend(
s: SOCKET,
lpBuffers: LPWSABUF,
dwBufferCount: DWORD,
lpNumberOfBytesSent: LPDWORD,
dwFlags: DWORD,
lpOverlapped: LPWSAOVERLAPPED,
lpCompletionRoutine: LPWSAOVERLAPPED_COMPLETION_ROUTINE,
) -> c_int;
pub fn WSARecv(
s: SOCKET,
lpBuffers: LPWSABUF,
dwBufferCount: DWORD,
lpNumberOfBytesRecvd: LPDWORD,
lpFlags: LPDWORD,
lpOverlapped: LPWSAOVERLAPPED,
lpCompletionRoutine: LPWSAOVERLAPPED_COMPLETION_ROUTINE,
) -> c_int;
pub fn WSASocketW(
af: c_int,
kind: c_int,
protocol: c_int,
lpProtocolInfo: LPWSAPROTOCOL_INFO,
g: GROUP,
dwFlags: DWORD,
) -> SOCKET;
pub fn ioctlsocket(s: SOCKET, cmd: c_long, argp: *mut c_ulong) -> c_int;
pub fn closesocket(socket: SOCKET) -> c_int;
pub fn recv(socket: SOCKET, buf: *mut c_void, len: c_int, flags: c_int) -> c_int;
pub fn send(socket: SOCKET, buf: *const c_void, len: c_int, flags: c_int) -> c_int;
pub fn recvfrom(
socket: SOCKET,
buf: *mut c_void,
len: c_int,
flags: c_int,
addr: *mut SOCKADDR,
addrlen: *mut c_int,
) -> c_int;
pub fn sendto(
socket: SOCKET,
buf: *const c_void,
len: c_int,
flags: c_int,
addr: *const SOCKADDR,
addrlen: c_int,
) -> c_int;
pub fn shutdown(socket: SOCKET, how: c_int) -> c_int;
pub fn accept(socket: SOCKET, address: *mut SOCKADDR, address_len: *mut c_int) -> SOCKET;
pub fn getsockopt(
s: SOCKET,
level: c_int,
optname: c_int,
optval: *mut c_char,
optlen: *mut c_int,
) -> c_int;
pub fn setsockopt(
s: SOCKET,
level: c_int,
optname: c_int,
optval: *const c_void,
optlen: c_int,
) -> c_int;
pub fn getsockname(socket: SOCKET, address: *mut SOCKADDR, address_len: *mut c_int) -> c_int;
pub fn getpeername(socket: SOCKET, address: *mut SOCKADDR, address_len: *mut c_int) -> c_int;
pub fn bind(socket: SOCKET, address: *const SOCKADDR, address_len: socklen_t) -> c_int;
pub fn listen(socket: SOCKET, backlog: c_int) -> c_int;
pub fn connect(socket: SOCKET, address: *const SOCKADDR, len: c_int) -> c_int;
pub fn getaddrinfo(
node: *const c_char,
service: *const c_char,
hints: *const ADDRINFOA,
res: *mut *mut ADDRINFOA,
) -> c_int;
pub fn freeaddrinfo(res: *mut ADDRINFOA);
pub fn select(
nfds: c_int,
readfds: *mut fd_set,
writefds: *mut fd_set,
exceptfds: *mut fd_set,
timeout: *const timeval,
) -> c_int;
}