Diff: utils.cpp

Revision:

0:4d17cd9c8f9d

Child:

2:93bec7313ccc

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/utils.cpp	Tue Sep 09 20:01:24 2014 +0000
@@ -0,0 +1,144 @@
+#include "utils.h"
+
+void reverse( char str[], int length ){
+    int start = 0;
+    int end = length -1;
+    while (start < end){
+        swap(*(str+start), *(str+end));
+        start++;
+        end--;
+    }
+}
+char* itoa(int num, char* str, int base){
+    int i = 0;
+    bool isNegative = false;
+
+    if( num == 0 ){
+        str[i++] = '0';
+        str[i] = '\0';
+        return str;
+    }
+    if( num < 0 && base == 10 ){
+        isNegative = true;
+        num = -num;
+    }
+    while( num != 0 ){
+        int rem = num % base;
+        str[i++] = (rem > 9)? (rem-10) + 'a' : rem + '0';
+        num = num/base;
+    }
+    if( isNegative )
+        str[i++] = '-';
+    
+    str[i] = '\0'; // Append string terminator
+
+    reverse( str, i );
+    return( str );
+}
+
+void reset_leds( void ){
+    led1 = led2 = 1;
+    led3 = led4 = 0;
+}
+
+void __init_eth__( EthernetInterface * eth ){
+    eth->init( __MY_IP__, "255.255.255.0", "192.168.120.1" );
+    eth->connect();
+    // pensar em o que acontece e como sinalizar que nao consegui conectar na web
+    // aparente so da time out, so que algo vai travar quando eu tentar usar a conexao
+}
+
+Call_Box * __find_CB__( Vector * v_cb, int ext ){
+    Call_Box * cb = NULL;
+    for( register int i = 0; i < v_cb->size(); i++ ){
+        cb = ( Call_Box * )v_cb->get_element( i );
+        if( cb->get_ext() == ext ) return( cb );
+    }
+    return( NULL );
+}
+
+VZ_call * __find_Call__( Vector * v_call, int ext ){
+    VZ_call * call = NULL;
+    for( register int i = 0; i < v_call->size(); i++ ){
+        call = ( VZ_call * )v_call->get_element( i );
+        if( call->get_cb_ext() == ext ) return( call );
+    }
+    return( NULL );
+}
+
+void registry_aging( Vector * v_cb, uint8_t * data, uint8_t * write_buffer ){
+    Call_Box * cb = NULL;
+    for( register int i = 0; i < v_cb->size(); i++ ){
+        cb = (Call_Box * )v_cb->get_element( i );
+        if( cb->is_timeout() ){
+            cb->reset_elapsed_time();
+            cb->registry();
+            /*if( cb->reconfigure_timeout() == 0x00 ){
+                v_cb->remove_element( i );
+                cb->unregistry();
+                delete( cb );
+            }else{
+                __send_to_cb__( __build_cb_package__( cb->get_ext(), cb->get_port(), __REGISTRY__, 
+                    ( char * )data, __REGISTRY__, __CB_BUFFER_SIZE__ - __VZ_HEADER_OFFSET__, write_buffer ) );
+                cb->registry();
+            }*/
+        }
+    }
+}
+
+int sip_manager( Vector * v_cb, Vector * v_call, uint8_t * write_buffer ){
+    static int index = 0;
+    if( v_cb && write_buffer ){
+        if( v_cb->size() > 0 ){
+            if( index >= v_cb->size() ) index = 0;    
+        }else return 0;
+        Call_Box * cb = (Call_Box * )v_cb->get_element( index );
+        /*  Retorna 
+            = 0 :: ok
+            < 0 :: tive problemas
+            > 0 :: devo remover essa call do vetor de calls 
+        */
+        int returned_value = 0;
+        
+        if( cb->status == cb_on_call || cb->status == cb_idle ) returned_value = cb->listen_SIP_server();
+        
+        index++;
+        return( returned_value );
+    }
+    led1 = !led1;
+    return( -1 );
+}
+
+/* remove calls por timeout */
+void call_manager( Vector * v_call, Vector * v_cb, uint8_t * data, uint8_t * write_buffer, Timeslice * ts ){
+    for( register int i = 0; i < v_call->size(); i++ ){
+        VZ_call * call = ( VZ_call * )v_call->get_element( i );
+        if( call->is_timeout() || call->is_timetofinish() ){
+            v_call->remove_element( i );
+            Call_Box * cb = __find_CB__( v_cb, call->get_cb_ext() );
+            if( cb ){ 
+                cb->status = cb_idle;
+                ts->return_timeslice( cb->get_timeslice() );
+                cb->set_timeslice( 0x00 );
+                data[ __TIMESLICE_PLACE__ ] = 0x00;
+                cb->set_msg_id( ( ( cb->get_msg_id() ) + 1 ) & ( BIT7 ^ 0xff ) );
+                __send_to_cb__( __build_cb_package__( cb->get_ext(), cb->get_port(), __CB_BYE__, 
+                    ( char * )data, cb->get_msg_id(), __CB_BUFFER_SIZE__ - __VZ_HEADER_OFFSET__, write_buffer ) );
+                cb->send_bye();
+                set_status( cb->sip->status, sip_idle );
+            }
+            delete( call );    
+        }
+    }    
+}
+
+void build_telemetry_report( int ext, int port, char * data ){
+    // construir o pacote de telemetria aqui
+    // decidir se isso sera escrito em disco e de tempos em tempos enviado para o servidor ... 
+    // ou se sera enviado toda vez que determinado cb se registrar ...    
+}
+
+void __send_to_cb__( uint8_t * buffer ){
+    xmemcpy( TXBuffer, buffer, DATA_SIZE );
+    send2callboxes();
+}
\ No newline at end of file