Done with encryption and core adaptations.

1 files changed, 231 insertions, 0 deletions

diff --git a/toxav/toxmsi.h b/toxav/toxmsi.h
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+++ b/toxav/toxmsi.h
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+/**  toxmsi.h
+ * 
+ *   Copyright (C) 2013 Tox project All Rights Reserved.
+ *
+ *   This file is part of Tox.
+ *
+ *   Tox 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 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   Tox 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 Tox. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * 
+ *   Report bugs/suggestions to me ( mannol ) at either #tox-dev @ freenode.net:6667 or
+ *   my email: eniz_vukovic@hotmail.com
+ */
+
+#ifndef __TOXMSI
+#define __TOXMSI
+
+#include <inttypes.h>
+#include "../toxcore/tox.h"
+#include <pthread.h>
+
+/* define size for call_id */
+#define CALL_ID_LEN 12
+
+
+typedef void* ( *MSICallback ) ( void* arg );
+
+
+/**
+ * @brief Call type identifier. Also used as rtp callback prefix.
+ */
+typedef enum {
+    type_audio = 70,
+    type_video,
+} MSICallType;
+
+
+/**
+ * @brief Call state identifiers.
+ */
+typedef enum {
+    call_inviting, /* when sending call invite */
+    call_starting, /* when getting call invite */
+    call_active,
+    call_hold
+
+} MSICallState;
+
+
+
+/**
+ * @brief The call struct.
+ * 
+ */
+typedef struct _MSICall {             /* Call info structure */
+    MSICallState    state;
+
+    MSICallType     type_local;        /* Type of payload user is ending */
+    MSICallType*    type_peer;         /* Type of payload others are sending */
+
+    uint8_t         id[CALL_ID_LEN];  /* Random value identifying the call */
+
+    uint8_t*        key_local;         /* The key for encryption */
+    uint8_t*        key_peer;          /* The key for decryption */
+
+    uint8_t*        nonce_local;       /* Local nonce */
+    uint8_t*        nonce_peer;        /* Peer nonce  */
+
+    int             ringing_tout_ms;   /* Ringing timeout in ms */
+
+    int             request_timer_id;  /* Timer id for outgoing request/action */
+    int             ringing_timer_id;  /* Timer id for ringing timeout */
+
+    pthread_mutex_t mutex;             /* It's to be assumed that call will have
+                                         * seperate thread so add mutex
+                                         */
+    uint32_t*       peers;
+    uint16_t        peer_count;
+    
+    
+} MSICall;
+
+
+/**
+ * @brief Control session struct
+ * 
+ */
+typedef struct _MSISession {
+
+    /* Call handler */
+    struct _MSICall* call;
+
+    int            last_error_id; /* Determine the last error */
+    const uint8_t* last_error_str;
+
+    const uint8_t* user_agent;
+
+    void* agent_handler; /* Pointer to an object that is handling msi */
+    Tox*  messenger_handle;
+    
+    uint32_t frequ;
+    uint32_t call_timeout; /* Time of the timeout for some action to end; 0 if infinite */
+    
+
+} MSISession;
+
+
+/** 
+ * @brief Callbacks ids that handle the states 
+ */
+typedef enum {
+    /* Requests */
+    cb_oninvite,
+    cb_onstart,
+    cb_oncancel,
+    cb_onreject,
+    cb_onend,
+
+    /* Responses */
+    cb_ringing,
+    cb_starting,
+    cb_ending,
+
+    /* Protocol */
+    cb_error,
+    cb_timeout,
+
+} MSICallbackID;
+
+
+/**
+ * @brief Callback setter.
+ * 
+ * @param callback The callback.
+ * @param id The id.
+ * @return void
+ */
+void msi_register_callback(MSICallback callback, MSICallbackID id);
+
+
+/**
+ * @brief Start the control session.
+ * 
+ * @param messenger Tox* object.
+ * @param user_agent User agent, i.e. 'Venom'; 'QT-gui'
+ * @return MSISession* The created session.
+ * @retval NULL Error occured.
+ */
+MSISession* msi_init_session ( Tox* messenger, const uint8_t* user_agent );
+
+
+/**
+ * @brief Terminate control session.
+ * 
+ * @param session The session
+ * @return int
+ */
+int msi_terminate_session ( MSISession* session );
+
+
+/**
+ * @brief Send invite request to friend_id.
+ * 
+ * @param session Control session.
+ * @param call_type Type of the call. Audio or Video(both audio and video)
+ * @param rngsec Ringing timeout.
+ * @param friend_id The friend.
+ * @return int
+ */
+int msi_invite ( MSISession* session, MSICallType call_type, uint32_t rngsec, uint32_t friend_id );
+
+
+/**
+ * @brief Hangup active call.
+ * 
+ * @param session Control session.
+ * @return int 
+ * @retval -1 Error occured.
+ * @retval 0 Success.
+ */
+int msi_hangup ( MSISession* session );
+
+
+/**
+ * @brief Answer active call request.
+ * 
+ * @param session Control session.
+ * @param call_type Answer with Audio or Video(both).
+ * @return int
+ */
+int msi_answer ( MSISession* session, MSICallType call_type );
+
+
+/**
+ * @brief Cancel request.
+ * 
+ * @param session Control session.
+ * @param friend_id The friend.
+ * @return int
+ */
+int msi_cancel ( MSISession* session, int friend_id );
+
+
+/**
+ * @brief Reject request.
+ * 
+ * @param session Control session.
+ * @return int
+ */
+int msi_reject ( MSISession* session );
+
+
+/**
+ * @brief Terminate the current call.
+ * 
+ * @param session Control session.
+ * @return int
+ */
+int msi_stopcall ( MSISession* session );
+
+#endif /* __TOXMSI */