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Arrangement dans un unique fichier main avec arguments. Création de tsock pour gérer le puit/source

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This commit is contained in:
Yohan Boujon 2023-01-12 14:57:23 +01:00
parent 9c9541fe09
commit 8f52358f0e
7 changed files with 73 additions and 91 deletions
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4
main.c
View file

@ -1,4 +1,6 @@
#include "tsock.h"
#include "puit.h"
#include "source.h"
int main (int argc, char **argv)
{
@ -43,9 +45,11 @@ int main (int argc, char **argv)
if(source)
{
printf("Source : %d\n",nb_message);
launchSource();
}
else
{
printf("Puit : %d\n",nb_message);
launchPuit();
}
}

67
puit.c
View file

@ -1,73 +1,26 @@
#include <stdlib.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/un.h>
#include <netinet/in.h>
#include <netdb.h>
#include <stdio.h>
#include <errno.h>
#include "puit.h"
#define _OE_SOCKETS
#define PORT_NUM 9000
void initSocketAddr(struct sockaddr_in *socketServerTemp, int source);
void creationSocket(int *socketTemp, struct sockaddr_in *socketTempStruct);
char buffer[1024];
struct sockaddr_in socketClient;
int main(void)
int launchPuit(void)
{
int sock;
creationSocket(&sock,&socketClient);
initSocketAddr(&socketClient,0);
char buffer[1024];
struct sockaddr_in socketPuit;
if (bind(sock, (const struct sockaddr *)&socketClient, sizeof(socketClient)) < 0 )
creationSocket(&sock,&socketPuit);
initSocketAddr(&socketPuit,0);
if (bind(sock, (const struct sockaddr *)&socketPuit, sizeof(socketPuit)) < 0 )
{
perror("bind failed");
exit(EXIT_FAILURE);
}
int n;
unsigned int lg_socketServer = sizeof(socketClient);
unsigned int lg_socketPuit = sizeof(socketPuit);
n = recvfrom(sock, (char *)buffer, 1024, 0, (struct sockaddr*) &socketClient,&lg_socketServer);
n = recvfrom(sock, (char *)buffer, 1024, 0, (struct sockaddr*) &socketPuit,&lg_socketPuit);
buffer[n] = '\0';
printf("Server : %s\n", buffer);
close(sock);
return 0;
}
void initSocketAddr(struct sockaddr_in *socketTempStruct, int source)
{
socketTempStruct->sin_family=AF_INET;
socketTempStruct->sin_port=htons(PORT_NUM);
if(source)
{
struct hostent *hp;
if((hp = gethostbyname("localhost")) == NULL)
{
printf("erreur gethostbyname\n");
exit(1);
}
memcpy((char*)&(socketTempStruct->sin_addr.s_addr),hp->h_addr_list[0],hp->h_length);
}
else
{
socketTempStruct->sin_addr.s_addr=INADDR_ANY;
}
}
void creationSocket(int *socketTemp, struct sockaddr_in *socketTempStruct){
if((*socketTemp=socket(AF_INET,SOCK_DGRAM,0)) == -1)
{
printf("échec création du socket\n");
exit(1);
}
memset(socketTempStruct, 0, sizeof(*socketTempStruct));
}

7
puit.h Normal file
View file

@ -0,0 +1,7 @@
#ifndef HEADER_PUIT
#define HEADER_PUIT
#include "tsock.h"
int launchPuit(void);
#endif

43
source.c
View file

@ -1,45 +1,20 @@
#include <stdlib.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/un.h>
#include <netinet/in.h>
#include <netdb.h>
#include <stdio.h>
#include <errno.h>
#include "source.h"
#define PORT_NUM 9000
void initSocket();
int sock;
int lg_emis;
struct hostent *hp;
struct sockaddr_in socketClient;
int main(void)
int launchSource(void)
{
int sock;
int lg_emis;
struct hostent *hp;
struct sockaddr_in socketSource;
if((sock=socket(AF_INET,SOCK_DGRAM,0)) == -1)
{
printf("échec création du socket\n");
exit(1);
}
memset(&socketClient, 0, sizeof(socketClient));
initSocket();
lg_emis=sendto(sock, "aaaaa", 6, 0, (struct sockaddr*)&socketClient, sizeof(socketClient));
memset(&socketSource, 0, sizeof(socketSource));
initSocketAddr(&socketSource,1);
lg_emis=sendto(sock, "aaaaa", 6, 0, (struct sockaddr*)&socketSource, sizeof(socketSource));
printf("lgemis = %d\n",lg_emis);
close(sock);
return 0;
}
void initSocket()
{
socketClient.sin_family=AF_INET;
socketClient.sin_port=htons(PORT_NUM);
if((hp = gethostbyname("localhost")) == NULL)
{
printf("erreur gethostbyname\n");
exit(1);
}
memcpy((char*)&(socketClient.sin_addr.s_addr),hp->h_addr_list[0],hp->h_length);
}

7
source.h Normal file
View file

@ -0,0 +1,7 @@
#ifndef HEADER_SOURCE
#define HEADER_SOURCE
#include "tsock.h"
int launchSource(void);
#endif

31
tsock.c
View file

@ -19,4 +19,35 @@ void printInfo(int nb, int source)
printf("tsock lance en mode puit, nombre de tampons à recevoir :");
nb != -1 ? printf("%d\n", nb) : printf("infini\n");
}
}
void initSocketAddr(struct sockaddr_in *socketTempStruct, int source)
{
socketTempStruct->sin_family=AF_INET;
socketTempStruct->sin_port=htons(PORT_NUM);
if(source)
{
struct hostent *hp;
if((hp = gethostbyname("localhost")) == NULL)
{
printf("erreur gethostbyname\n");
exit(1);
}
memcpy((char*)&(socketTempStruct->sin_addr.s_addr),hp->h_addr_list[0],hp->h_length);
}
else
{
socketTempStruct->sin_addr.s_addr=INADDR_ANY;
}
}
void creationSocket(int *socketTemp, struct sockaddr_in *socketTempStruct)
{
if((*socketTemp=socket(AF_INET,SOCK_DGRAM,0)) == -1)
{
printf("échec création du socket\n");
exit(1);
}
memset(socketTempStruct, 0, sizeof(*socketTempStruct));
}

5
tsock.h
View file

@ -13,5 +13,10 @@
void setNbMessage(int * nb, int source);
void printInfo(int nb, int source);
void initSocketAddr(struct sockaddr_in *socketServerTemp, int source);
void creationSocket(int *socketTemp, struct sockaddr_in *socketTempStruct);
#define _OE_SOCKETS
#define PORT_NUM 9000
#endif