diff options
Diffstat (limited to 'protocols/AimOscar/proxy.cpp')
| -rw-r--r-- | protocols/AimOscar/proxy.cpp | 174 |
1 files changed, 174 insertions, 0 deletions
diff --git a/protocols/AimOscar/proxy.cpp b/protocols/AimOscar/proxy.cpp new file mode 100644 index 0000000000..b5ce8fef31 --- /dev/null +++ b/protocols/AimOscar/proxy.cpp @@ -0,0 +1,174 @@ +/*
+Plugin of Miranda IM for communicating with users of the AIM protocol.
+Copyright (c) 2008-2009 Boris Krasnovskiy
+Copyright (C) 2005-2006 Aaron Myles Landwehr
+
+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 "aim.h"
+#include "proxy.h"
+
+void __cdecl CAimProto::aim_proxy_helper(void* param)
+{
+ file_transfer *ft = (file_transfer*)param;
+
+ if (ft->requester)
+ {
+ if (proxy_initialize_send(ft->hConn, username, ft->icbm_cookie))
+ return;//error
+ }
+ else
+ {
+ if (proxy_initialize_recv(ft->hConn, username, ft->icbm_cookie, ft->port))
+ return;//error
+ }
+
+ //start listen for packets stuff
+ NETLIBPACKETRECVER packetRecv = {0};
+ packetRecv.cbSize = sizeof(packetRecv);
+ packetRecv.dwTimeout = INFINITE;
+
+ HANDLE hServerPacketRecver = (HANDLE) CallService(MS_NETLIB_CREATEPACKETRECVER, (WPARAM)ft->hConn, 2048 * 4);
+ for (;;)
+ {
+ int recvResult = CallService(MS_NETLIB_GETMOREPACKETS, (WPARAM)hServerPacketRecver, (LPARAM)&packetRecv);
+ if (recvResult == 0)
+ {
+ sendBroadcast(ft->hContact, ACKTYPE_FILE, ACKRESULT_FAILED, ft, 0);
+ break;
+ }
+ if (recvResult == SOCKET_ERROR)
+ {
+ sendBroadcast(ft->hContact, ACKTYPE_FILE, ACKRESULT_FAILED, ft, 0);
+ break;
+ }
+ if (recvResult > 0)
+ {
+ unsigned short length = _htons(*(unsigned short*)&packetRecv.buffer[0]);
+ packetRecv.bytesUsed = length + 2;
+ unsigned short type = _htons(*(unsigned short*)&packetRecv.buffer[4]);
+ if (type == 0x0001)
+ {
+ unsigned short error = _htons(*(unsigned short*)&packetRecv.buffer[12]);
+ switch (error)
+ {
+ case 0x000D:
+ ShowPopup("Proxy Server File Transfer Error: Bad Request.", ERROR_POPUP);
+ break;
+
+ case 0x0010:
+ ShowPopup("Proxy Server File Transfer Error: Initial Request Timed Out.", ERROR_POPUP);
+ break;
+
+ case 0x001A:
+ ShowPopup("Proxy Server File Transfer Error: Accept Period Timed Out.", ERROR_POPUP);
+ break;
+
+ case 0x000e:
+ ShowPopup("Proxy Server File Transfer Error: Incorrect command syntax.", ERROR_POPUP);
+ break;
+
+ case 0x0016:
+ ShowPopup("Proxy Server File Transfer Error: Unknown command issued.", ERROR_POPUP);
+ break;
+ }
+
+ }
+ else if (type == 0x0003)
+ {
+ unsigned short port = _htons(*(unsigned short*)&packetRecv.buffer[12]);
+ unsigned long ip = _htonl(*(unsigned long*)&packetRecv.buffer[14]);
+
+ aim_send_file(hServerConn, seqno, ip, port, true, ft);
+ LOG("Stage %d Proxy ft and we are not the sender.", ft->req_num);
+ }
+ else if (type == 0x0005)
+ {
+ if (!ft->requester)
+ {
+ aim_file_ad(hServerConn, seqno, ft->sn, ft->icbm_cookie, false, ft->max_ver);
+ ft->accepted = true;
+ }
+
+ sendBroadcast(ft->hContact, ACKTYPE_FILE, ACKRESULT_CONNECTED, ft, 0);
+
+ int i;
+ for (i = 21; --i; )
+ {
+ if (Miranda_Terminated()) return;
+ Sleep(100);
+ if (ft->accepted) break;
+ }
+ if (i == 0)
+ {
+ sendBroadcast(ft->hContact, ACKTYPE_FILE, ACKRESULT_FAILED, ft, 0);
+ break;
+ }
+
+ packetRecv.dwTimeout = 350000;
+
+ int result;
+ if (ft->sending)//we are sending
+ result = sending_file(ft, hServerPacketRecver, packetRecv);
+ else
+ result = receiving_file(ft, hServerPacketRecver, packetRecv);
+
+ sendBroadcast(ft->hContact, ACKTYPE_FILE, result ? ACKRESULT_FAILED : ACKRESULT_SUCCESS, ft, 0);
+ break;
+ }
+ }
+ }
+ Netlib_CloseHandle(hServerPacketRecver);
+ Netlib_CloseHandle(ft->hConn);
+
+ ft_list.remove_by_ft(ft);
+}
+
+
+int proxy_initialize_send(HANDLE connection, char* sn, char* cookie)
+{
+ const char sn_length = (char)strlen(sn);
+ const int len = sn_length + 21 + TLV_HEADER_SIZE + AIM_CAPS_LENGTH;
+
+ char* buf= (char*)alloca(len);
+ unsigned short offset=0;
+
+ aim_writeshort(len-2, offset, buf);
+ aim_writegeneric(10, "\x04\x4a\0\x02\0\0\0\0\0\0", offset, buf);
+ aim_writechar((unsigned char)sn_length, offset, buf); // screen name len
+ aim_writegeneric(sn_length, sn, offset, buf); // screen name
+ aim_writegeneric(8, cookie, offset, buf); // icbm cookie
+ aim_writetlv(1, AIM_CAPS_LENGTH, AIM_CAP_FILE_TRANSFER, offset, buf);
+
+ return Netlib_Send(connection, buf, offset, 0) >= 0 ? 0 : -1;
+}
+
+int proxy_initialize_recv(HANDLE connection,char* sn, char* cookie,unsigned short port_check)
+{
+ const char sn_length = (char)strlen(sn);
+ const int len = sn_length + 23 + TLV_HEADER_SIZE + AIM_CAPS_LENGTH;
+
+ char* buf= (char*)alloca(len);
+ unsigned short offset=0;
+
+ aim_writeshort(len-2, offset, buf);
+ aim_writegeneric(10, "\x04\x4a\0\x04\0\0\0\0\0\0", offset, buf);
+ aim_writechar((unsigned char)sn_length, offset, buf); // screen name len
+ aim_writegeneric(sn_length, sn, offset, buf); // screen name
+ aim_writeshort(port_check, offset, buf);
+ aim_writegeneric(8, cookie, offset, buf); // icbm cookie
+ aim_writetlv(1, AIM_CAPS_LENGTH, AIM_CAP_FILE_TRANSFER, offset, buf);
+
+ return Netlib_Send(connection, buf, offset, 0) >= 0 ? 0 : -1;
+}
|