diff options
Diffstat (limited to 'protocols/MSN/src/msn_http.cpp')
| -rw-r--r-- | protocols/MSN/src/msn_http.cpp | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/protocols/MSN/src/msn_http.cpp b/protocols/MSN/src/msn_http.cpp new file mode 100644 index 0000000000..a53f9401fb --- /dev/null +++ b/protocols/MSN/src/msn_http.cpp @@ -0,0 +1,128 @@ +/*
+Plugin of Miranda IM for communicating with users of the MSN Messenger protocol.
+Copyright (c) 2006-2012 Boris Krasnovskiy.
+Copyright (c) 2003-2005 George Hazan.
+Copyright (c) 2002-2003 Richard Hughes (original version).
+
+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, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "msn_global.h"
+#include "msn_proto.h"
+
+static ThreadData* FindThreadConn(HANDLE hConn)
+{
+ ThreadData* res = NULL;
+ for (int i = 0; i < g_Instances.getCount() && res == NULL; ++i)
+ res = g_Instances[i].MSN_GetThreadByConnection(hConn);
+
+ return res;
+}
+
+//=======================================================================================
+// Fake function - it does nothing but confirms successful session initialization
+//=======================================================================================
+
+int msn_httpGatewayInit(HANDLE hConn, NETLIBOPENCONNECTION* nloc, NETLIBHTTPREQUEST* nlhr)
+{
+ NETLIBHTTPPROXYINFO nlhpi = {0};
+ nlhpi.cbSize = sizeof(nlhpi);
+ nlhpi.szHttpGetUrl = NULL;
+ nlhpi.szHttpPostUrl = "messenger.hotmail.com";
+ nlhpi.flags = NLHPIF_HTTP11;
+ nlhpi.combinePackets = MSN_PACKETS_COMBINE;
+ return CallService(MS_NETLIB_SETHTTPPROXYINFO, (WPARAM)hConn, (LPARAM)&nlhpi);
+}
+
+//=======================================================================================
+// Prepares the szHttpPostUrl. If it's the very first send (mSessionID is void), this
+// function generates the initial URL depending on a thread type
+//=======================================================================================
+
+int msn_httpGatewayWrapSend(HANDLE hConn, PBYTE buf, int len, int flags, MIRANDASERVICE pfnNetlibSend)
+{
+ ThreadData* T = FindThreadConn(hConn);
+ if (T != NULL)
+ {
+ if (T->sessionClosed)
+ return SOCKET_ERROR;
+
+ T->applyGatewayData(hConn, len == 0);
+ }
+
+ NETLIBBUFFER tBuf = { (char*)buf, len, flags };
+ return pfnNetlibSend((LPARAM)hConn, WPARAM(&tBuf));
+}
+
+//=======================================================================================
+// Processes the results of the command execution. Parses HTTP headers to get the next
+// SessionID & gateway IP values
+//=======================================================================================
+
+PBYTE msn_httpGatewayUnwrapRecv(NETLIBHTTPREQUEST* nlhr, PBYTE buf, int len, int *outBufLen, void *(*NetlibRealloc)(void *, size_t))
+{
+ *outBufLen = len;
+
+ ThreadData* T = FindThreadConn(nlhr->nlc);
+ if (T == NULL) return buf;
+
+ bool isSessionClosed = true;
+ bool isMsnPacket = false;
+
+ if (nlhr->resultCode == 200)
+ {
+ char *xMsgr = NULL, *xHost = NULL;
+
+ for (int i=0; i < nlhr->headersCount; i++)
+ {
+ NETLIBHTTPHEADER& tHeader = nlhr->headers[i];
+ if (_stricmp(tHeader.szName, "X-MSN-Messenger") == 0)
+ xMsgr = tHeader.szValue;
+ else if (_stricmp(tHeader.szName, "X-MSN-Host") == 0)
+ xHost = tHeader.szValue;
+
+ }
+
+ if (xMsgr)
+ {
+ isMsnPacket = true;
+
+ if (strstr(xMsgr, "Session=close") == 0)
+ isSessionClosed = false;
+
+ T->processSessionData(xMsgr, xHost);
+ T->applyGatewayData(nlhr->nlc, false);
+ }
+ }
+
+ T->sessionClosed |= isSessionClosed;
+ if (isSessionClosed && buf == NULL)
+ {
+ *outBufLen = 0;
+ buf = (PBYTE)mir_alloc(1);
+ *buf = 0;
+ }
+ else if (buf == NULL && len == 0)
+ {
+ *outBufLen = 1;
+ buf = (PBYTE)mir_alloc(1);
+ *buf = 0;
+ }
+ else if (!isMsnPacket)
+ {
+ *outBufLen = 0;
+ *buf = 0;
+ }
+ return buf;
+}
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