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/*
* Copyright (c) 2014-2017 MongoDB, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the license is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package wrappers
import (
"syscall"
)
const (
WSA_IO_PENDING = ERROR_IO_PENDING
WSA_IO_INCOMPLETE = ERROR_IO_INCOMPLETE
WSA_INVALID_HANDLE = ERROR_INVALID_HANDLE
WSA_INVALID_PARAMETER = ERROR_INVALID_PARAMETER
WSA_NOT_ENOUGH_MEMORY = ERROR_NOT_ENOUGH_MEMORY
WSA_OPERATION_ABORTED = ERROR_OPERATION_ABORTED
)
var (
modws2_32 = syscall.NewLazyDLL("ws2_32.dll")
procWSAGetLastError = modws2_32.NewProc("WSAGetLastError")
procWSASetLastError = modws2_32.NewProc("WSASetLastError")
procntohs = modws2_32.NewProc("ntohs")
)
func WSAGetLastError() error {
r1, _, _ := syscall.Syscall(procWSAGetLastError.Addr(), 0, 0, 0, 0)
return syscall.Errno(r1)
}
func WSASetLastError(error syscall.Errno) {
syscall.Syscall(procWSASetLastError.Addr(), 1, uintptr(error), 0, 0)
}
func Ntohs(netshort uint16) uint16 {
r1, _, _ := syscall.Syscall(procntohs.Addr(), 1, uintptr(netshort), 0, 0)
return uint16(r1)
}
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