339 lines
11 KiB
C
339 lines
11 KiB
C
/*
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* FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application
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* Copyright (C) 2005/2006, Anthony Minessale II <anthmct@yahoo.com>
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*
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* Version: MPL 1.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application
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*
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* The Initial Developer of the Original Code is
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* Anthony Minessale II <anthmct@yahoo.com>
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* Portions created by the Initial Developer are Copyright (C)
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* the Initial Developer. All Rights Reserved.
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*
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* This module (mod_skypopen) has been contributed by:
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*
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* Giovanni Maruzzelli (gmaruzz@gmail.com)
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*
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*
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* Further Contributors:
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*
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*
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* mod_skypopen.c -- Skype compatible Endpoint Module
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*
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*/
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#include <switch.h>
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#include <switch_version.h>
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#ifndef WIN32
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#include <sys/time.h>
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#include <X11/Xlib.h>
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#include <X11/Xlibint.h>
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#include <X11/Xatom.h>
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#endif //WIN32
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#define SPANDSP_EXPOSE_INTERNAL_STRUCTURES
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#include <spandsp.h>
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#include <spandsp/version.h>
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#ifndef WIN32
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#include <netinet/tcp.h>
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#endif
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#ifdef _MSC_VER
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//Windows macro for FD_SET includes a warning C4127: conditional expression is constant
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#pragma warning(push)
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#pragma warning(disable:4127)
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#endif
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#define MY_EVENT_INCOMING_CHATMESSAGE "skypopen::incoming_chatmessage"
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#define SAMPLERATE_SKYPOPEN 16000
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#define SAMPLES_PER_FRAME SAMPLERATE_SKYPOPEN/50
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#ifndef SKYPOPEN_SVN_VERSION
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#define SKYPOPEN_SVN_VERSION SWITCH_VERSION_REVISION
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#endif /* SKYPOPEN_SVN_VERSION */
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typedef enum {
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TFLAG_IO = (1 << 0),
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TFLAG_INBOUND = (1 << 1),
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TFLAG_OUTBOUND = (1 << 2),
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TFLAG_DTMF = (1 << 3),
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TFLAG_VOICE = (1 << 4),
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TFLAG_HANGUP = (1 << 5),
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TFLAG_LINEAR = (1 << 6),
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TFLAG_CODEC = (1 << 7),
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TFLAG_BREAK = (1 << 8)
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} TFLAGS;
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typedef enum {
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GFLAG_MY_CODEC_PREFS = (1 << 0)
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} GFLAGS;
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#define DEBUGA_SKYPE(...) switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "rev "SKYPOPEN_SVN_VERSION "[%p|%-7lx][DEBUG_SKYPE %-5d][%-10s][%2d,%2d,%2d] " __VA_ARGS__ );
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#define DEBUGA_CALL(...) switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "rev "SKYPOPEN_SVN_VERSION "[%p|%-7lx][DEBUG_CALL %-5d][%-10s][%2d,%2d,%2d] " __VA_ARGS__ );
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#define DEBUGA_PBX(...) switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "rev "SKYPOPEN_SVN_VERSION "[%p|%-7lx][DEBUG_PBX %-5d][%-10s][%2d,%2d,%2d] " __VA_ARGS__ );
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#define ERRORA(...) switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "rev "SKYPOPEN_SVN_VERSION "[%p|%-7lx][ERRORA %-5d][%-10s][%2d,%2d,%2d] " __VA_ARGS__ );
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#define WARNINGA(...) switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "rev "SKYPOPEN_SVN_VERSION "[%p|%-7lx][WARNINGA %-5d][%-10s][%2d,%2d,%2d] " __VA_ARGS__ );
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#define NOTICA(...) switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_NOTICE, "rev "SKYPOPEN_SVN_VERSION "[%p|%-7lx][NOTICA %-5d][%-10s][%2d,%2d,%2d] " __VA_ARGS__ );
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#define SKYPOPEN_P_LOG NULL, (unsigned long)55, __LINE__, tech_pvt ? tech_pvt->name ? tech_pvt->name : "none" : "none", -1, tech_pvt ? tech_pvt->interface_state : -1, tech_pvt ? tech_pvt->skype_callflow : -1
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/*********************************/
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#define SKYPOPEN_CAUSE_NORMAL 1
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/*********************************/
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#define SKYPOPEN_FRAME_DTMF 1
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/*********************************/
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#define SKYPOPEN_CONTROL_RINGING 1
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#define SKYPOPEN_CONTROL_ANSWER 2
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/*********************************/
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#define SKYPOPEN_STATE_IDLE 0
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#define SKYPOPEN_STATE_DOWN 1
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#define SKYPOPEN_STATE_RING 2
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#define SKYPOPEN_STATE_DIALING 3
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#define SKYPOPEN_STATE_BUSY 4
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#define SKYPOPEN_STATE_UP 5
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#define SKYPOPEN_STATE_RINGING 6
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#define SKYPOPEN_STATE_PRERING 7
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#define SKYPOPEN_STATE_ERROR_DOUBLE_CALL 8
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#define SKYPOPEN_STATE_SELECTED 9
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#define SKYPOPEN_STATE_HANGUP_REQUESTED 10
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#define SKYPOPEN_STATE_PREANSWER 11
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/*********************************/
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/* call flow from the device */
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#define CALLFLOW_CALL_IDLE 0
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#define CALLFLOW_CALL_DOWN 1
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#define CALLFLOW_INCOMING_RING 2
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#define CALLFLOW_CALL_DIALING 3
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#define CALLFLOW_CALL_LINEBUSY 4
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#define CALLFLOW_CALL_ACTIVE 5
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#define CALLFLOW_INCOMING_HANGUP 6
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#define CALLFLOW_CALL_RELEASED 7
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#define CALLFLOW_CALL_NOCARRIER 8
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#define CALLFLOW_CALL_INFLUX 9
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#define CALLFLOW_CALL_INCOMING 10
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#define CALLFLOW_CALL_FAILED 11
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#define CALLFLOW_CALL_NOSERVICE 12
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#define CALLFLOW_CALL_OUTGOINGRESTRICTED 13
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#define CALLFLOW_CALL_SECURITYFAIL 14
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#define CALLFLOW_CALL_NOANSWER 15
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#define CALLFLOW_STATUS_FINISHED 16
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#define CALLFLOW_STATUS_CANCELLED 17
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#define CALLFLOW_STATUS_FAILED 18
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#define CALLFLOW_STATUS_REFUSED 19
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#define CALLFLOW_STATUS_RINGING 20
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#define CALLFLOW_STATUS_INPROGRESS 21
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#define CALLFLOW_STATUS_UNPLACED 22
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#define CALLFLOW_STATUS_ROUTING 23
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#define CALLFLOW_STATUS_EARLYMEDIA 24
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#define CALLFLOW_INCOMING_CALLID 25
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#define CALLFLOW_STATUS_REMOTEHOLD 26
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/*********************************/
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#define SKYPOPEN_MAX_INTERFACES 64
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#ifndef WIN32
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struct SkypopenHandles {
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Window skype_win;
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Display *disp;
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Window win;
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int currentuserhandle;
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int api_connected;
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int fdesc[2];
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};
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#else //WIN32
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struct SkypopenHandles {
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HWND win32_hInit_MainWindowHandle;
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HWND win32_hGlobal_SkypeAPIWindowHandle;
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HINSTANCE win32_hInit_ProcessHandle;
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char win32_acInit_WindowClassName[128];
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UINT win32_uiGlobal_MsgID_SkypeControlAPIAttach;
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UINT win32_uiGlobal_MsgID_SkypeControlAPIDiscover;
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int currentuserhandle;
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int api_connected;
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switch_file_t *fdesc[2];
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};
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#endif //WIN32
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#define MAX_CHATS 10
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struct chat {
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char chatname[256];
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char dialog_partner[256];
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};
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typedef struct chat chat_t;
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#define MAX_CHATMESSAGES 10
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struct chatmessage {
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char id[256];
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char type[256];
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char chatname[256];
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char from_handle[256];
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char from_dispname[256];
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char body[512];
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};
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typedef struct chatmessage chatmessage_t;
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struct private_object {
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unsigned int flags;
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switch_codec_t read_codec;
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switch_codec_t write_codec;
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switch_frame_t read_frame;
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unsigned char databuf[SWITCH_RECOMMENDED_BUFFER_SIZE];
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char session_uuid_str[SWITCH_UUID_FORMATTED_LENGTH + 1];
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switch_caller_profile_t *caller_profile;
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switch_mutex_t *mutex;
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switch_mutex_t *flag_mutex;
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char interface_id[80];
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char name[80];
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char dialplan[80];
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char context[80];
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char dial_regex[256];
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char fail_dial_regex[256];
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char hold_music[256];
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char type[256];
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char X11_display[256];
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#ifdef WIN32
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unsigned short tcp_cli_port;
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unsigned short tcp_srv_port;
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#else
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int tcp_cli_port;
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int tcp_srv_port;
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#endif
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struct SkypopenHandles SkypopenHandles;
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int interface_state;
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char language[80];
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char exten[80];
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int skypopen_sound_rate;
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char callid_name[50];
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char callid_number[50];
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double playback_boost;
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double capture_boost;
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int stripmsd;
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char skype_call_id[512];
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int skype_call_ongoing;
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char skype_friends[4096];
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char skype_fullname[512];
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char skype_displayname[512];
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int skype_callflow;
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int skype;
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int control_to_send;
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#ifdef WIN32
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switch_file_t *audiopipe_srv[2];
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switch_file_t *audiopipe_cli[2];
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switch_file_t *skypopen_sound_capt_fd;
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#else /* WIN32 */
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int audiopipe_srv[2];
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int audiopipe_cli[2];
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int skypopen_sound_capt_fd;
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#endif /* WIN32 */
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switch_thread_t *tcp_srv_thread;
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switch_thread_t *tcp_cli_thread;
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switch_thread_t *skypopen_signaling_thread;
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switch_thread_t *skypopen_api_thread;
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short audiobuf[SAMPLES_PER_FRAME];
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int audiobuf_is_loaded;
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short audiobuf_cli[SAMPLES_PER_FRAME];
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switch_mutex_t *mutex_audio_cli;
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int flag_audio_cli;
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short audiobuf_srv[SAMPLES_PER_FRAME];
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switch_mutex_t *mutex_audio_srv;
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int flag_audio_srv;
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FILE *phonebook_writing_fp;
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int skypopen_dir_entry_extension_prefix;
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char skype_user[256];
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char initial_skype_user[256];
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char skype_password[256];
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char destination[256];
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struct timeval answer_time;
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struct timeval transfer_time;
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char transfer_callid_number[50];
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char skype_transfer_call_id[512];
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int running;
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uint32_t ib_calls;
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uint32_t ob_calls;
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uint32_t ib_failed_calls;
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uint32_t ob_failed_calls;
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chatmessage_t chatmessages[MAX_CHATMESSAGES];
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chat_t chats[MAX_CHATS];
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uint32_t report_incoming_chatmessages;
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switch_timer_t timer_read;
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switch_timer_t timer_write;
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int begin_to_write;
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int begin_to_read;
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dtmf_rx_state_t dtmf_state;
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switch_time_t old_dtmf_timestamp;
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switch_buffer_t *write_buffer;
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switch_buffer_t *read_buffer;
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int silent_mode;
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int write_silence_when_idle;
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};
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typedef struct private_object private_t;
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void *SWITCH_THREAD_FUNC skypopen_api_thread_func(switch_thread_t * thread, void *obj);
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int skypopen_audio_read(private_t * tech_pvt);
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int skypopen_audio_init(private_t * tech_pvt);
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int skypopen_signaling_write(private_t * tech_pvt, char *msg_to_skype);
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int skypopen_signaling_read(private_t * tech_pvt);
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int skypopen_call(private_t * tech_pvt, char *idest, int timeout);
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int skypopen_senddigit(private_t * tech_pvt, char digit);
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void *skypopen_do_tcp_srv_thread_func(void *obj);
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void *SWITCH_THREAD_FUNC skypopen_do_tcp_srv_thread(switch_thread_t * thread, void *obj);
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void *skypopen_do_tcp_cli_thread_func(void *obj);
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void *SWITCH_THREAD_FUNC skypopen_do_tcp_cli_thread(switch_thread_t * thread, void *obj);
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void *skypopen_do_skypeapi_thread_func(void *obj);
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void *SWITCH_THREAD_FUNC skypopen_do_skypeapi_thread(switch_thread_t * thread, void *obj);
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int dtmf_received(private_t * tech_pvt, char *value);
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int start_audio_threads(private_t * tech_pvt);
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int new_inbound_channel(private_t * tech_pvt);
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int outbound_channel_answered(private_t * tech_pvt);
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int skypopen_signaling_write(private_t * tech_pvt, char *msg_to_skype);
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#if defined(WIN32) && !defined(__CYGWIN__)
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int skypopen_pipe_read(switch_file_t * pipe, short *buf, int howmany);
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int skypopen_pipe_write(switch_file_t * pipe, short *buf, int howmany);
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/* Visual C do not have strsep ? */
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char *strsep(char **stringp, const char *delim);
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#else
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int skypopen_pipe_read(int pipe, short *buf, int howmany);
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int skypopen_pipe_write(int pipe, short *buf, int howmany);
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#endif /* WIN32 */
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int skypopen_close_socket(unsigned int fd);
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private_t *find_available_skypopen_interface_rr(private_t * tech_pvt_calling);
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int remote_party_is_ringing(private_t * tech_pvt);
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int remote_party_is_early_media(private_t * tech_pvt);
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int skypopen_answer(private_t * tech_pvt, char *id, char *value);
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int skypopen_transfer(private_t * tech_pvt, char *id, char *value);
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#ifndef WIN32
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int skypopen_socket_create_and_bind(private_t * tech_pvt, int *which_port);
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#else
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int skypopen_socket_create_and_bind(private_t * tech_pvt, unsigned short *which_port);
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#endif //WIN32
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int incoming_chatmessage(private_t * tech_pvt, int which);
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int next_port(void);
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