v/vlib/net/init_win.v

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module net
#flag -lws2_32
#include <winsock2.h>
#include <Ws2tcpip.h>
struct C.WSAData {
mut:
wVersion u16
wHighVersion u16
szDescription [257]byte
szSystemStatus [129]byte
iMaxSockets u16
iMaxUdpDg u16
lpVendorInfo byteptr
}
const (
WSA_V22 = 0x202 // C.MAKEWORD(2, 2)
)
fn init() {
mut wsadata := C.WSAData{}
res := C.WSAStartup(WSA_V22, &wsadata)
if res != 0 {
panic('socket: WSAStartup failed')
}
}
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fn error_code() int {
return C.WSAGetLastError()
}