-bool wxSocketBase::DoRequests(wxRequestEvent req_flag)
-{
- wxNode *node = req_list[req_flag].First();
- size_t len;
- int ret;
-
- if (!node)
- return FALSE;
-
- SockRequest *req = (SockRequest *)node->Data();
-
- delete node;
-
- switch (req->type)
- {
- case EVT_READ:
- case EVT_PEEK:
- ret = recv(m_fd, req->buffer, req->size,
- (req->type == EVT_PEEK) ? MSG_PEEK : 0);
- if (ret < 0)
- {
- req->error = errno;
- req->done = TRUE;
- break;
- }
- len = ret;
- if ((len < req->size) && (m_flags & WAITALL))
- {
- req->size -= len;
- req->nbytes += len;
- req->buffer += len;
- req->auto_wakeup->Start(m_timeout*1000, TRUE);
- req_list[req_flag].Insert(req);
- break;
- }
- req->done = TRUE;
- req->nbytes += len;
-#ifndef __WXGTK__
- DestroyCallbacks();
-#endif
- break;
- case EVT_WRITE:
- ret = send(m_fd, req->buffer, req->size, 0);
- if (ret < 0)
- {
- req->error = errno;
- req->done = TRUE;
- break;
- }
- len = ret;
- if ((len < req->size) && (m_flags & WAITALL))
- {
- req->size -= len;
- req->nbytes += len;
- req->buffer += len;
- req->auto_wakeup->Start(m_timeout*1000, TRUE);
- req_list[req_flag].Insert(req);
- break;
- }
- req->done = TRUE;
- req->nbytes += len;
-#ifndef __WXGTK__
- DestroyCallbacks();
-#endif
- break;
- default:
- return FALSE;
- }
- return TRUE;
-}
-
-void wxSocketBase::WantSpeedBuffer(char *buffer, size_t nbytes,
- wxRequestEvent evt)
-{
- int ret = 0;
-
- switch (evt)
- {
- case EVT_PEEK:
- case EVT_READ:
- ret = recv(m_fd, buffer, nbytes,
- (evt == EVT_PEEK) ? MSG_PEEK : 0);
- break;
- case EVT_WRITE:
- ret = send(m_fd, buffer, nbytes, 0);
- break;
- }
- if (ret < 0)
- {
- m_lcount = 0;
- m_error = errno;
- }
- else
- {
- m_lcount = ret;
- m_error = 0;
- }
-}
-
-void wxSocketBase::WantBuffer(char *buffer, size_t nbytes,
- wxRequestEvent evt)
-{
- bool buf_timed_out;
-
- if (m_fd == INVALID_SOCKET || !m_handler || !m_connected)
- return;
-
- if (m_flags & SPEED)
- {
- WantSpeedBuffer(buffer, nbytes, evt);
- return;
- }
-
- SockRequest *buf = new SockRequest;
- wxSockWakeUp s_wake(NULL, (int *)&buf_timed_out, (int)TRUE);
-
- m_wantbuf++;
- req_list[evt].Append(buf);
-
- SaveState();
- SetNotify(REQ_LOST | EventToNotify(evt));
- SetupCallbacks();
- buf->buffer = buffer;
- buf->size = nbytes;
- buf->done = FALSE;
- buf->type = evt;
- buf->nbytes = 0;
- buf->auto_wakeup = &s_wake;
- buf->error = 0;
- buf_timed_out = FALSE;
-
- s_wake.Start(m_timeout*1000, TRUE);
- if (m_flags & NOWAIT)
- {
- DoRequests(evt);
- }
- else
- {
- while (!buf->done && !buf_timed_out)
- PROCESS_EVENTS();
- }
- m_wantbuf--;
- m_lcount = buf->nbytes;
- if (buf_timed_out)
- m_error = ETIMEDOUT;
- else
- m_error = buf->error;
-
- delete buf;
- RestoreState();
-}
-
projects / wxWidgets.git / blobdiff