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//===----------------------------------------------------------------------===//
//
// This source file is part of the SwiftNIO open source project
//
// Copyright (c) 2020 Apple Inc. and the SwiftNIO project authors
// Licensed under Apache License v2.0
//
// See LICENSE.txt for license information
// See CONTRIBUTORS.txt for the list of SwiftNIO project authors
//
// SPDX-License-Identifier: Apache-2.0
//
//===----------------------------------------------------------------------===//
#ifndef C_NIO_WINDOWS_H
#define C_NIO_WINDOWS_H
#if defined(_WIN32)
#include <WinSock2.h>
#include <time.h>
#include <stdint.h>
#define NIO(name) CNIOWindows_ ## name
// This is a DDK type which is not available in the WinSDK as it is not part of
// the shared, usermode (um), or ucrt portions of the code. We must replicate
// this datastructure manually from the MSDN references or the DDK.
// https://docs.microsoft.com/en-us/windows-hardware/drivers/ddi/ntifs/ns-ntifs-_reparse_data_buffer
typedef struct NIO(_REPARSE_DATA_BUFFER) {
ULONG ReparseTag;
USHORT ReparseDataLength;
USHORT Reserved;
union {
struct {
USHORT SubstituteNameOffset;
USHORT SubstituteNameLength;
USHORT PrintNameOffset;
USHORT PrintNameLength;
ULONG Flags;
WCHAR PathBuffer[1];
} SymbolicLinkReparseBuffer;
struct {
USHORT SubstituteNameOffset;
USHORT SubstituteNameLength;
USHORT PrintNameOffset;
USHORT PrintNameLength;
WCHAR PathBuffer[1];
} MountPointReparseBuffer;
struct {
UCHAR DataBuffer[1];
} GenericReparsaeBuffer;
} DUMMYUNIONNAME;
} NIO(REPARSE_DATA_BUFFER), *NIO(PREPARSE_DATA_BUFFER);
typedef struct {
WSAMSG msg_hdr;
unsigned int msg_len;
} NIO(mmsghdr);
static inline __attribute__((__always_inline__)) int
NIO(getsockopt)(SOCKET s, int level, int optname, void *optval, int *optlen) {
return getsockopt(s, level, optname, optval, optlen);
}
static inline __attribute__((__always_inline__)) int
NIO(recv)(SOCKET s, void *buf, int len, int flags) {
return recv(s, buf, len, flags);
}
static inline __attribute__((__always_inline__)) int
NIO(recvfrom)(SOCKET s, void *buf, int len, int flags, SOCKADDR *from,
int *fromlen) {
return recvfrom(s, buf, len, flags, from, fromlen);
}
static inline __attribute__((__always_inline__)) int
NIO(send)(SOCKET s, const void *buf, int len, int flags) {
return send(s, buf, len, flags);
}
static inline __attribute__((__always_inline__)) int
NIO(setsockopt)(SOCKET s, int level, int optname, const void *optval,
int optlen) {
return setsockopt(s, level, optname, optval, optlen);
}
static inline __attribute__((__always_inline__)) int
NIO(sendto)(SOCKET s, const void *buf, int len, int flags, const SOCKADDR *to,
int tolen) {
return sendto(s, buf, len, flags, to, tolen);
}
int NIO(sendmmsg)(SOCKET s, NIO(mmsghdr) *msgvec, unsigned int vlen, int flags);
int NIO(recvmmsg)(SOCKET s, NIO(mmsghdr) *msgvec, unsigned int vlen, int flags,
struct timespec *timeout);
const void *NIO(CMSG_DATA)(const WSACMSGHDR *);
void *NIO(CMSG_DATA_MUTABLE)(LPWSACMSGHDR);
WSACMSGHDR *NIO(CMSG_FIRSTHDR)(const WSAMSG *);
WSACMSGHDR *NIO(CMSG_NXTHDR)(const WSAMSG *, LPWSACMSGHDR);
size_t NIO(CMSG_LEN)(size_t);
size_t NIO(CMSG_SPACE)(size_t);
#undef NIO
#endif
#endif
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