File content as of revision 128:3ae1c74773a8:

#include "power_source_monitoring.h"

Timer pwr_src_timer;
DigitalIn pwr_src_in(p25, PullDown);
UDPSocket pwr_src_client;
Endpoint pwr_src_server;
uint8_t pwr_src_status = 0;
//extern const char SERVER_IP[]; // definido em vz_protocol.h

/* Inicializacao da comunicacao UDP com o servidor para monitoramento de fonte de alimentacao */
int init_pwr_src() {
    FILE * fpwr = NULL;
    char server_ip[16];
    
    /* Inicializacao do timer de leitura de fonte de alimentacao */
    pwr_src_timer.stop();
    pwr_src_timer.reset();
    
    /* Inicializacao do comunicacao UDP */
    pwr_src_client.set_blocking( false, 0 );
    pwr_src_client.bind( PWR_SRC_PORT );
        
    fpwr = fopen( "/qspi/serverip.txt", "r");
    if( fpwr == NULL) {
        if( debug_pwr_src ) debug_msg("Failed to open /qspi/serverip.txt");
        strncpy( server_ip, SERVER_IP, 20 );    
    } else {
        char tmp[ 16 ] = "\0";
        int read = fread( tmp, 1, 15, fpwr );
        if( read > 0 ){
            for( int i = 0; i < read; i++ ) 
                if( tmp[ i ] == '\n' || tmp[ i ] == '\r' ){
                    tmp[ i ] = '\0';
                    break;
                }
            strcpy( server_ip, tmp );
            if( debug_pwr_src ) debug_msg("ip server%s( read %d chars ), valid %d", server_ip, read, strlen( server_ip )  );
        }else{
            if( debug_pwr_src ) debug_msg("Failed to read /qspi/serverip.txt");
            strncpy( server_ip, SERVER_IP, 20 );
        }
    }
    fclose( fpwr );
    server_ip[ 15 ] = '\0';
   
    // Criar depois, se quiser, arquivo para PWR_SRC_PORT
    
    //strncpy( server_ip, "192.168.120.205\0", 16 );
    pwr_src_server.set_address( server_ip , PWR_SRC_PORT );
    
    return ( 0 );
}