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std.os.sendto: use ws2_32 on Windows

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closes #9971
This commit is contained in:
Andrew Kelley 2023-04-09 08:38:38 -07:00
parent 95ac94b7ac
commit dfe3440540
1 changed files with 55 additions and 57 deletions
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112
lib/std/os.zig
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@ -5913,66 +5913,64 @@ pub fn sendto(
dest_addr: ?*const sockaddr,
addrlen: socklen_t,
) SendToError!usize {
if (builtin.os.tag == .windows) {
switch (windows.ws2_32.sendto(sockfd, buf.ptr, buf.len, flags, dest_addr, addrlen)) {
windows.ws2_32.SOCKET_ERROR => switch (windows.ws2_32.WSAGetLastError()) {
.WSAEACCES => return error.AccessDenied,
.WSAEADDRNOTAVAIL => return error.AddressNotAvailable,
.WSAECONNRESET => return error.ConnectionResetByPeer,
.WSAEMSGSIZE => return error.MessageTooBig,
.WSAENOBUFS => return error.SystemResources,
.WSAENOTSOCK => return error.FileDescriptorNotASocket,
.WSAEAFNOSUPPORT => return error.AddressFamilyNotSupported,
.WSAEDESTADDRREQ => unreachable, // A destination address is required.
.WSAEFAULT => unreachable, // The lpBuffers, lpTo, lpOverlapped, lpNumberOfBytesSent, or lpCompletionRoutine parameters are not part of the user address space, or the lpTo parameter is too small.
.WSAEHOSTUNREACH => return error.NetworkUnreachable,
// TODO: WSAEINPROGRESS, WSAEINTR
.WSAEINVAL => unreachable,
.WSAENETDOWN => return error.NetworkSubsystemFailed,
.WSAENETRESET => return error.ConnectionResetByPeer,
.WSAENETUNREACH => return error.NetworkUnreachable,
.WSAENOTCONN => return error.SocketNotConnected,
.WSAESHUTDOWN => unreachable, // The socket has been shut down; it is not possible to WSASendTo on a socket after shutdown has been invoked with how set to SD_SEND or SD_BOTH.
.WSAEWOULDBLOCK => return error.WouldBlock,
.WSANOTINITIALISED => unreachable, // A successful WSAStartup call must occur before using this function.
else => |err| return windows.unexpectedWSAError(err),
},
else => |rc| return @intCast(usize, rc),
}
}
while (true) {
const rc = system.sendto(sockfd, buf.ptr, buf.len, flags, dest_addr, addrlen);
if (builtin.os.tag == .windows) {
if (rc == windows.ws2_32.SOCKET_ERROR) {
switch (windows.ws2_32.WSAGetLastError()) {
.WSAEACCES => return error.AccessDenied,
.WSAEADDRNOTAVAIL => return error.AddressNotAvailable,
.WSAECONNRESET => return error.ConnectionResetByPeer,
.WSAEMSGSIZE => return error.MessageTooBig,
.WSAENOBUFS => return error.SystemResources,
.WSAENOTSOCK => return error.FileDescriptorNotASocket,
.WSAEAFNOSUPPORT => return error.AddressFamilyNotSupported,
.WSAEDESTADDRREQ => unreachable, // A destination address is required.
.WSAEFAULT => unreachable, // The lpBuffers, lpTo, lpOverlapped, lpNumberOfBytesSent, or lpCompletionRoutine parameters are not part of the user address space, or the lpTo parameter is too small.
.WSAEHOSTUNREACH => return error.NetworkUnreachable,
// TODO: WSAEINPROGRESS, WSAEINTR
.WSAEINVAL => unreachable,
.WSAENETDOWN => return error.NetworkSubsystemFailed,
.WSAENETRESET => return error.ConnectionResetByPeer,
.WSAENETUNREACH => return error.NetworkUnreachable,
.WSAENOTCONN => return error.SocketNotConnected,
.WSAESHUTDOWN => unreachable, // The socket has been shut down; it is not possible to WSASendTo on a socket after shutdown has been invoked with how set to SD_SEND or SD_BOTH.
.WSAEWOULDBLOCK => return error.WouldBlock,
.WSANOTINITIALISED => unreachable, // A successful WSAStartup call must occur before using this function.
else => |err| return windows.unexpectedWSAError(err),
}
} else {
return @intCast(usize, rc);
}
} else {
switch (errno(rc)) {
.SUCCESS => return @intCast(usize, rc),
switch (errno(rc)) {
.SUCCESS => return @intCast(usize, rc),
.ACCES => return error.AccessDenied,
.AGAIN => return error.WouldBlock,
.ALREADY => return error.FastOpenAlreadyInProgress,
.BADF => unreachable, // always a race condition
.CONNRESET => return error.ConnectionResetByPeer,
.DESTADDRREQ => unreachable, // The socket is not connection-mode, and no peer address is set.
.FAULT => unreachable, // An invalid user space address was specified for an argument.
.INTR => continue,
.INVAL => return error.UnreachableAddress,
.ISCONN => unreachable, // connection-mode socket was connected already but a recipient was specified
.MSGSIZE => return error.MessageTooBig,
.NOBUFS => return error.SystemResources,
.NOMEM => return error.SystemResources,
.NOTSOCK => unreachable, // The file descriptor sockfd does not refer to a socket.
.OPNOTSUPP => unreachable, // Some bit in the flags argument is inappropriate for the socket type.
.PIPE => return error.BrokenPipe,
.AFNOSUPPORT => return error.AddressFamilyNotSupported,
.LOOP => return error.SymLinkLoop,
.NAMETOOLONG => return error.NameTooLong,
.NOENT => return error.FileNotFound,
.NOTDIR => return error.NotDir,
.HOSTUNREACH => return error.NetworkUnreachable,
.NETUNREACH => return error.NetworkUnreachable,
.NOTCONN => return error.SocketNotConnected,
.NETDOWN => return error.NetworkSubsystemFailed,
else => |err| return unexpectedErrno(err),
}
.ACCES => return error.AccessDenied,
.AGAIN => return error.WouldBlock,
.ALREADY => return error.FastOpenAlreadyInProgress,
.BADF => unreachable, // always a race condition
.CONNRESET => return error.ConnectionResetByPeer,
.DESTADDRREQ => unreachable, // The socket is not connection-mode, and no peer address is set.
.FAULT => unreachable, // An invalid user space address was specified for an argument.
.INTR => continue,
.INVAL => return error.UnreachableAddress,
.ISCONN => unreachable, // connection-mode socket was connected already but a recipient was specified
.MSGSIZE => return error.MessageTooBig,
.NOBUFS => return error.SystemResources,
.NOMEM => return error.SystemResources,
.NOTSOCK => unreachable, // The file descriptor sockfd does not refer to a socket.
.OPNOTSUPP => unreachable, // Some bit in the flags argument is inappropriate for the socket type.
.PIPE => return error.BrokenPipe,
.AFNOSUPPORT => return error.AddressFamilyNotSupported,
.LOOP => return error.SymLinkLoop,
.NAMETOOLONG => return error.NameTooLong,
.NOENT => return error.FileNotFound,
.NOTDIR => return error.NotDir,
.HOSTUNREACH => return error.NetworkUnreachable,
.NETUNREACH => return error.NetworkUnreachable,
.NOTCONN => return error.SocketNotConnected,
.NETDOWN => return error.NetworkSubsystemFailed,
else => |err| return unexpectedErrno(err),
}
}
}