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我在打開的套接字上調用WsKSendTo(irp在回調中返回成功)。但是該套接字上的WskSendTo返回c0000184,引用的內容爲STATUS_INVALID_DEVICE_STATE。這個問題解決了什麼樣的錯誤?WsKSendTo返回STATUS_INVALID_DEVICE_STATE:這是什麼意思?
我在發送程序中錯過了什麼嗎?
psc->dstaddr.sin_family = AF_INET;
psc->dstaddr.sin_port = 0x6973; // big endian
psc->dstaddr.sin_addr.S_un.S_un_b.s_b1 = 0x02;
psc->dstaddr.sin_addr.S_un.S_un_b.s_b2 =
psc->dstaddr.sin_addr.S_un.S_un_b.s_b3 = 0x17;
psc->dstaddr.sin_addr.S_un.S_un_b.s_b4 = 0x0a;
// create IRP
psc->pirp = IoAllocateIrp(1, FALSE);
if(!psc->pirp){
DbgPrint("ShoutShout: IRP not allocated\n");
FreeShoutContext(psc);
return STATUS_UNSUCCESSFUL;
}
IoSetCompletionRoutine(
psc->pirp,
ShoutShoutComplete,
psc,
TRUE,
TRUE,
TRUE
);
// initiate send
const WSK_PROVIDER_DATAGRAM_DISPATCH *dispatch =
(PWSK_PROVIDER_DATAGRAM_DISPATCH)sockContext->socket->Dispatch;
status = dispatch->WskSendTo(
sockContext->socket, //PWSK_SOCKET
&psc->buf, //__in PWSK_BUF
NULL, // undocumented IN ULONG Flags,
(PSOCKADDR)&psc->dstaddr, // IN PSOCKADDR RemoteAddress OPTIONAL,
0, // IN SIZE_T ControlInfoLength,
0, // IN PCMSGHDR ControlInfo OPTIONAL,
psc->pirp); // IN PIRP Irp );
之後狀態和pirp-> IoStatus->狀態含有上述提到的錯誤代碼並沒有什麼被髮送(或到達目的地)。有什麼建議麼?