Traitement-signal-plantes/Code-C/simulateFlux.c
2022-06-08 11:25:19 +02:00

60 lines
1.4 KiB
C

#include "simulateFlux.h"
int writeOneRawData(){
char buff[26];
char buff2[18];
int32_t values[8];
uint32_t valbin[8];
quartet value;
FILE *f = fopen("rawData.csv" , "a");
if(fread(&buff, 26, 1, stdin)) {
fprintf(f , "%d,", millis());
if (strncmp(buff, "#################\n", (size_t)18) == 0) {
if (!(fread(&buff2, 18, 1, stdin))) {
fprintf(stderr, "Erreur lecture après ###...#");
return 2;
} else {
strncpy(buff, &buff[18], 8);
strncpy(&buff[8], buff2, 18);
}
}
for (int i = 1; i < 9; i++){
value.octet1 = buff[3*i+1];
value.octet2 = buff[3*i+2];
value.octet3 = buff[3*i+3];
value.octet4 = 0;
valbin[i] = buff[3*i+1]*256*256*256 + buff[3*i+2]*256*256 + buff[3*i+3]*256;
memcpy(&values[i], &valbin[i], sizeof(uint32_t));
if(i<8){
fprintf(f, "%d,", values[i]/256);
}
else{
fprintf(f, "%d\n", values[i]/256);
}
}
fclose(f);
cpt++;
return 0;
}
else {
return 1;
}
}
void simulateFlux(){
while(writeOneRawData()==0){
sleep(0.004);
}
}
int main(int argc , char argv[]){
simulateFlux();
printf("%d",cpt);
}