/** fichier xbeeATCmd.c **/

/*****************************************************************/
/** Commandes pour configurer les modules XBee.                 **/
/*****************************************************************/

/** Fichiers d'inclusion **/

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>

/** Constantes **/

#define TAILLE_TAMPON	128

/** Fonctions **/

void xbeeReponse(int ds)
{
register int i;
char d[TAILLE_TAMPON];
sync();
for(i=0;i<TAILLE_TAMPON;i++){
  if(read(ds,d+i,1)!=1){ perror("xbeeReponse.read"); exit(-1); }
  if(d[i]==0x0d) break;
  }
int size=i;
for(i=0;i<size;i++)
  if(d[i]!=0x0d) fprintf(stdout,"%c",d[i]);
if(size>0) fprintf(stdout," (");
for(i=0;i<size;i++){
  fprintf(stdout,"%.2x",d[i]);
  if(i<size-1) fprintf(stdout," ");
  }
if(size>0) fprintf(stdout,")\n");
}

void xbeeDefaut(int ds)
{
#ifdef DEBUG
printf("{xbeeDefaut}\n");
#endif
char* d="ATRE\r";
write(ds,d,strlen(d));
xbeeReponse(ds);
}

void xbeeSauver(int ds)
{
#ifdef DEBUG
printf("{xbeeSauver}\n");
#endif
char* d="ATWR\r";
write(ds,d,strlen(d));
xbeeReponse(ds);
}

void xbeeSortir(int ds)
{
#ifdef DEBUG
printf("{xbeeSortir}\n");
#endif
char *cmd="ATCN\r";
write(ds,cmd,strlen(cmd));
xbeeReponse(ds);
}

void xbeeConfigureVitesse(int ds,unsigned char vitesse)
{
#ifdef DEBUG
printf("{xbeeConfigureVitesse %d}\n",vitesse);
#endif
if(vitesse<0 || vitesse>7) return;
char cmd[TAILLE_TAMPON];
sprintf(cmd,"ATBD %x\r",vitesse);
write(ds,cmd,strlen(cmd));
xbeeReponse(ds);
}

void xbeeRecupereVitesse(int ds)
{
#ifdef DEBUG
printf("{xbeeRecupereVitesse}\n");
#endif
char *cmd="ATBD\r";
write(ds,cmd,strlen(cmd));
xbeeReponse(ds);
}

/* Parametre canal entre 0x0B et 0x1A */
void xbeeConfigureCanal(int ds,char canal)
{
#ifdef DEBUG
printf("{xbeeConfigureCanal %02x} : debut\n",canal);
#endif
char cmd[TAILLE_TAMPON];
sprintf(cmd,"ATCH %x\r",canal);
sync();
write(ds,cmd,strlen(cmd));
xbeeReponse(ds);
#ifdef DEBUG
printf("{xbeeConfigureCanal} : fin\n");
#endif
}

void xbeeRecupereCanal(int ds)
{
#ifdef DEBUG
printf("{xbeeRecupereCanal} : debut\n");
#endif
char *cmd="ATCH\r";
sync();
write(ds,cmd,strlen(cmd));
xbeeReponse(ds);
#ifdef DEBUG
printf("{xbeeRecupereCanal} : fin\n");
#endif
}

void xbeeModeCommande(int ds)
{
#ifdef DEBUG
printf("{xbeeModeCommande}\n");
#endif
char *cmd="+++";
sleep(1);
sync();
write(ds,cmd,strlen(cmd));
xbeeReponse(ds);
}