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Merge pull request #1 from yoboujon/simon

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Simon
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sparis1206 2023-01-11 17:55:04 +01:00 • committed by GitHub
commit 006d70b685
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1 changed files with 35 additions and 21 deletions
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50
puit.c
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@ -11,27 +11,21 @@
#define _OE_SOCKETS #define _OE_SOCKETS
#define PORT_NUM 9000 #define PORT_NUM 9000
void initSocket(); void initSocketAddr(struct sockaddr_in *socketServerTemp, int source);
void creationSocket(int *socketTemp, struct sockaddr_in *socketTempStruct);
int sock;
char buffer[1024]; char buffer[1024];
struct hostent *hp; struct sockaddr_in socketClient;
struct sockaddr_in socketClient,socketServer;
int main(void) int main(void)
{ {
if((sock=socket(AF_INET,SOCK_DGRAM,0)) == -1) int sock;
{ creationSocket(&sock,&socketClient);
printf("échec création du socket\n"); initSocketAddr(&socketClient,0);
exit(1);
}
memset(&socketClient, 0, sizeof(socketClient));
memset(&socketServer, 0, sizeof(socketServer));
initSocket();
if (bind(sock, (const struct sockaddr *)&socketServer, sizeof(socketServer)) < 0 ) if (bind(sock, (const struct sockaddr *)&socketClient, sizeof(socketClient)) < 0 )
{ {
perror("bind failed"); perror("bind failed");
exit(EXIT_FAILURE); exit(EXIT_FAILURE);
@ -47,14 +41,34 @@ int main(void)
return 0; return 0;
} }
void initSocket() void initSocketAddr(struct sockaddr_in *socketTempStruct, int source)
{ {
socketServer.sin_family=AF_INET; socketTempStruct->sin_family=AF_INET;
socketServer.sin_port=htons(PORT_NUM); socketTempStruct->sin_port=htons(PORT_NUM);
if(source)
{
struct hostent *hp;
if((hp = gethostbyname("localhost")) == NULL) if((hp = gethostbyname("localhost")) == NULL)
{ {
printf("erreur gethostbyname\n"); printf("erreur gethostbyname\n");
exit(1); exit(1);
} }
memcpy((char*)&(socketServer.sin_addr.s_addr),hp->h_addr_list[0],hp->h_length); 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));
} }