diff options
| author | Vadim Dashevskiy <watcherhd@gmail.com> | 2012-05-15 10:38:20 +0000 |
|---|---|---|
| committer | Vadim Dashevskiy <watcherhd@gmail.com> | 2012-05-15 10:38:20 +0000 |
| commit | 48540940b6c28bb4378abfeb500ec45a625b37b6 (patch) | |
| tree | 2ef294c0763e802f91d868bdef4229b6868527de /src/modules/netlib/netlibpktrecver.cpp | |
| parent | 5c350913f011e119127baeb32a6aedeb4f0d33bc (diff) | |
initial commit
git-svn-id: http://svn.miranda-ng.org/main/trunk@2 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
Diffstat (limited to 'src/modules/netlib/netlibpktrecver.cpp')
| -rw-r--r-- | src/modules/netlib/netlibpktrecver.cpp | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/src/modules/netlib/netlibpktrecver.cpp b/src/modules/netlib/netlibpktrecver.cpp new file mode 100644 index 0000000000..9722324a4f --- /dev/null +++ b/src/modules/netlib/netlibpktrecver.cpp @@ -0,0 +1,85 @@ +/*
+
+Miranda IM: the free IM client for Microsoft* Windows*
+
+Copyright 2000-2009 Miranda ICQ/IM project,
+all portions of this codebase are copyrighted to the people
+listed in contributors.txt.
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either version 2
+of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+*/
+#include "commonheaders.h"
+#include "netlib.h"
+
+INT_PTR NetlibPacketRecverCreate(WPARAM wParam,LPARAM lParam)
+{
+ struct NetlibConnection *nlc=(struct NetlibConnection*)wParam;
+ struct NetlibPacketRecver *nlpr;
+
+ if(GetNetlibHandleType(nlc)!=NLH_CONNECTION || lParam==0) {
+ SetLastError(ERROR_INVALID_PARAMETER);
+ return (INT_PTR)(struct NetlibPacketRecver*)NULL;
+ }
+ nlpr=(struct NetlibPacketRecver*)mir_calloc(sizeof(struct NetlibPacketRecver));
+ if(nlpr==NULL) {
+ SetLastError(ERROR_OUTOFMEMORY);
+ return (INT_PTR)(struct NetlibPacketRecver*)NULL;
+ }
+ nlpr->handleType=NLH_PACKETRECVER;
+ nlpr->nlc=nlc;
+ nlpr->packetRecver.cbSize=sizeof(nlpr->packetRecver);
+ nlpr->packetRecver.bufferSize=lParam;
+ nlpr->packetRecver.buffer=(PBYTE)mir_alloc(nlpr->packetRecver.bufferSize);
+ nlpr->packetRecver.bytesUsed=0;
+ nlpr->packetRecver.bytesAvailable=0;
+ return (INT_PTR)nlpr;
+}
+
+INT_PTR NetlibPacketRecverGetMore(WPARAM wParam,LPARAM lParam)
+{
+ struct NetlibPacketRecver *nlpr=(struct NetlibPacketRecver*)wParam;
+ NETLIBPACKETRECVER *nlprParam=(NETLIBPACKETRECVER*)lParam;
+ INT_PTR recvResult;
+
+ if(GetNetlibHandleType(nlpr)!=NLH_PACKETRECVER || nlprParam==NULL || nlprParam->cbSize!=sizeof(NETLIBPACKETRECVER) || nlprParam->bytesUsed>nlpr->packetRecver.bytesAvailable) {
+ SetLastError(ERROR_INVALID_PARAMETER);
+ return SOCKET_ERROR;
+ }
+ if (Miranda_Terminated()) { /* HACK: Lame, break while loops of protocols that can't kill their while loops, (cough, ICQ, cough) */
+ SetLastError(ERROR_TIMEOUT);
+ return SOCKET_ERROR;
+ }
+ nlpr->packetRecver.dwTimeout=nlprParam->dwTimeout;
+ if(nlprParam->bytesUsed==0) {
+ if(nlpr->packetRecver.bytesAvailable==nlpr->packetRecver.bufferSize) {
+ nlpr->packetRecver.bytesAvailable=0;
+ NetlibLogf(nlpr->nlc->nlu,"Packet recver: packet overflowed buffer, ditching");
+ }
+ }
+ else {
+ MoveMemory(nlpr->packetRecver.buffer,nlpr->packetRecver.buffer+nlprParam->bytesUsed,nlpr->packetRecver.bytesAvailable-nlprParam->bytesUsed);
+ nlpr->packetRecver.bytesAvailable-=nlprParam->bytesUsed;
+ }
+ if(nlprParam->dwTimeout!=INFINITE) {
+ if(!si.pending(nlpr->nlc->hSsl) && WaitUntilReadable(nlpr->nlc->s,nlprParam->dwTimeout) <= 0) {
+ *nlprParam=nlpr->packetRecver;
+ return SOCKET_ERROR;
+ }
+ }
+ recvResult=NLRecv(nlpr->nlc, (char*)nlpr->packetRecver.buffer+nlpr->packetRecver.bytesAvailable,nlpr->packetRecver.bufferSize-nlpr->packetRecver.bytesAvailable,0);
+ if(recvResult>0) nlpr->packetRecver.bytesAvailable+=recvResult;
+ *nlprParam=nlpr->packetRecver;
+ return recvResult;
+}
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