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root/branch/Fournier_Alexis/sp4a12/main.c @ 390

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#include <stdio.h>
#include <stdlib.h>
#include <strings.h>
#include "trame.h"

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typedef struct{
float latitude;
float longitude;
}position;
position p1;

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//Trames de tests ? modifier si n?cessaire.
char * trames[]= {"$GPGSV,3,2,10,15,03,077,,18,04,041,42,19,85,271,,20,08,214,*7C",
"$GPGSV,3,3,10,22,39,053,50,28,15,320,*7E",
"$GPRMC,141914.00,A,4545.6424,N,00306.6036,E,0.4,99.4,010206,,*0C",
"$GPGLL,4545.6424,N,00306.6036,E,141914.00,A*0E",
"$GPGGA,141914.00,4545.0000,N,00306.6036,E,1,05,3.4,499.3,M,,M,,*7D",
"$GPGSA,A,3,,03,,22,14,,01,,18,,,,3.9,3.4,1.9*39",
"$GPVTG,99.4,T,,M,0.4,N,0.7,K*57",
"$GPZDA,141914.00,01,02,2006,00,00*69",
0};

//Fonction ? modifier !!!!!
void traitement(char * trame)
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{
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static int cpt=0;
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cpt++;
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if (trame_cmp(trame,"GPGGA")==1)
{
printf ("> %s\n",trame);
}
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}

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float conv_sexa_decimal(char chaine[]){

int i=0, degre=0, minutes=0, u=1, w=-1, n=0;
float min_sec=0, secondes=0, res=0, min=0;

do{
n++;
}while(chaine[n]!='.');

if(n==4){
degre=(chaine[0]-48)*10+(chaine[1]-48);
i=2;
}
else{
degre=(chaine[0]-48)*100+(chaine[1]-48)*10+(chaine[2]-48);
i=3;
}

do{
min=min+(chaine[i]-48)*pow(10, u);
u--;
i++;
}while(chaine[i]!='.');
i++;
do{
secondes=secondes+(chaine[i]-48)*pow(10, u);
u--;
i++;
}while(chaine[i]!='\0');

res=degre+(min+secondes)/60;

return res;

}


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int trame_cmp(char *trame, char *type)
{
int i=0, res=1;
do
{
if (trame[i+1]==type[i])
{
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i++;
}
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else res=0;
}while ((type[i]!='\0')&&(res==1));
return (res);
}
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int decode_int(char c)
{
int res;
res = c-48;
if ((res>9)||(res<0))
{
res=(-1);
}
return (res);
}



int test_decode_int(void)
{
int i=0;
while (decode_int(i)!=(-1))
i++;
}

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int decode_nombre ( char *ch, int n){
int i;
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int S=0;
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for(i=0;i<n;i++){
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S =(S*10)+decode_int(ch[i]);
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}
return S;
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}


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int decode_trame ( char* trame, position *p){
int T;
if (trame_cmp(trame,"$GPGGA")==1){
if((trame[16]!=trame[17])&&(trame[28]!=trame[29])){
p->latitude=conv_sexa_decimal(trame);
p->longitude=conv_sexa_decimal(trame);
}
T=1;
}
else {
T=0;
}
return T;
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}


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//Ajouter vos tests unitaires dans cette fonction.
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void tests_unitaires(void){
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if (5!=5){
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printf ("Erreur Test unitaire basique.\n");
exit(-1);
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}
if (trame_cmp("$GPGGA suite chaine","GPGGA")!=1){
printf ("Erreur Test unitaire trame_cmp.\n");
exit(-1);
}
if (trame_cmp("$GPRMC suite chaine","GPGGA")!=0){
printf ("Erreur Test unitaire trame_cmp.\n");
exit(-1);
}
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if (trame_cmp("$GPRMC ...","GPRMC")!=1){
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printf ("Erreur Test unitaire trame_cmp.\n");
exit(-1);
}
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if (trame_cmp("$APRMC ...","GPGGA")!=0){
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printf ("Erreur Test unitaire trame_cmp.\n");
exit(-1);
}
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if (decode_int(0)!=(-1)){
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printf ("Erreur Test unitaire decode_int.\n");
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exit(-1);
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}

if (decode_nombre("465",2)!=(46)){
printf ("Erreur Test unitaire decode_nombre.\n");
exit(-1);

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}
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if (decode_nombre("465",3)!=(46)){
printf ("Erreur Test unitaire decode_nombre.\n");
exit(-1);

}
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if (decode_trame("$GPGGA,141914.00,5445.0044,N,00306.6036,E,1,05,3.4,499.3,M,,M,,*7D", &p1)!=1){
printf ("Erreur Test unitaire decode_trame.\n");
}
if(decode_trame("$GPGGA,141914.00,5445.0044-00,N,00306.6036,E,1,05,3.4,499.3,M,,M,,*7D", &p1)!=0){
printf ("la trame est valide \n");
exit(-1);
}


if (decode_trame("$GPGGA,141914.00,4568.0044,N,00306.6036,E,1,05,3.4,499.3,M,,M,,*7D", &p1)!=1){
printf ("Erreur Test unitaire decode_trame.\n");
}
if(decode_trame("$GPGGA,141914.00,4568.0044-00,N,00306.6036,E,1,05,3.4,499.3,M,,M,,*7D", &p1)!=0){
printf ("la trame est valide \n");
exit(-1);
}


if (decode_trame("$GPGSA,A,3,,03,,22,14,,01,,18,,,,3.9,3.4,1.9*39", &p1)!=1){
printf ("Erreur Test unitaire decode_trame.\n");
}
if(decode_trame("$GPGSA,A,3,,03,,22,14,,01,,18,,,,3.9,3.4,1.9*39", &p1)!=0){
printf ("la trame est valide \n");
exit(-1);
}
if (decode_trame("$GPRMC,141914.00,A,4545.6424,N,00306.6036,E,0.4,99.4,010206,,*0C", &p1)!=1){
printf ("Erreur Test unitaire decode_trame.\n");
}
if(decode_trame("$GPRMC,141914.00,A,4545.6424,N,00306.6036,E,0.4,99.4,010206,,*0C", &p1)!=0){
printf ("la trame est valide \n");
exit(-1);
}

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}

// Ne pas modifier cette fonction
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int main(int argc,char ** argv)
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{

tests_unitaires();

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// Affichage des trames definies dans la table trames.
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printf ("Trames de tests tableau trames:\n");
int i=0;
while (trames[i])
traitement(trames[i++]);
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if (!trame_init())
exit(-1);
// Affichage des trames du fichier gps.log
char *trame;
printf ("Trames de tests du fichier gps.log\n");
while ((trame = trame_suivante()))
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traitement(trame);

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return 0;
}