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- #include "client.h"
- int CONNECT_CLIENT(char* serverHost, char* serverPort, int* pSocket){
- if( DEBUGMOD&HDR ) printf("====== CONNECT_CLIENT(%s, %s, %d) ======\n\n", serverHost, serverPort, *pSocket);
- struct addrinfo hints; // contiendra le filtre/format
- struct addrinfo* addrinfo; // contiendra les infos
- int CONNECT; // file_desc(s)
- int GETADDRINFO; // contiendra l'erreur ou pas de getaddrinfo()
- char BUFFER[maxBuffLen]; // BUFFER de communication
- /* [1] On définit le filtre/format
- =======================================================*/
- memset(&hints, 0, sizeof(struct addrinfo)); // on vide le filtre
- hints.ai_family = AF_UNSPEC; // Allow IPv4 ou IPv6
- hints.ai_socktype = SOCK_STREAM; // TCP (SOCK_DGRAM = UDP)
- hints.ai_flags = 0; // non spécifié
- hints.ai_protocol = 0; // non spécifié
- if( DEBUGMOD&SCK ) printf("============HINTS===========\n");
- if( DEBUGMOD&SCK ) printf( "AI_FLAGS = %d\n", hints.ai_flags ); // int
- if( DEBUGMOD&SCK ) printf( "AI_FAMILY = %d\n", hints.ai_family ); // int
- if( DEBUGMOD&SCK ) printf( "AI_SOCKTYPE = %d\n", hints.ai_socktype ); // int
- if( DEBUGMOD&SCK ) printf( "AI_PROTOCOL = %d\n", hints.ai_protocol ); // int
- if( DEBUGMOD&SCK ) printf( "AI_ADDRLEN = %d\n", hints.ai_addrlen ); // int
- if( DEBUGMOD&SCK ) printf("\n");
- /* [2] On récupère les infos
- =======================================================*/
- GETADDRINFO = getaddrinfo(serverHost, serverPort, &hints, &addrinfo);
- // si erreur
- if( GETADDRINFO < 0 ) return -1;
- if( DEBUGMOD&SCK ) printf("=============RES============\n");
- if( DEBUGMOD&SCK ) printf( "AI_FLAGS = %d\n", addrinfo->ai_flags ); // int
- if( DEBUGMOD&SCK ) printf( "AI_FAMILY = %d\n", addrinfo->ai_family ); // int
- if( DEBUGMOD&SCK ) printf( "AI_SOCKTYPE = %d\n", addrinfo->ai_socktype ); // int
- if( DEBUGMOD&SCK ) printf( "AI_PROTOCOL = %d\n", addrinfo->ai_protocol ); // int
- if( DEBUGMOD&SCK ) printf( "AI_ADDRLEN = %d\n", addrinfo->ai_addrlen ); // int
- if( DEBUGMOD&SCK ) printf("\n");
- /* [3] Création de la socket
- =======================================================*/
- *pSocket = socket(addrinfo->ai_family, addrinfo->ai_socktype, 0);
- if( DEBUGMOD&SCK ) printf("SOCKET = %d\n", *pSocket);
- // si erreur
- if( *pSocket == -1 ) return -1;
- /* [4] On établit la connection
- =======================================================*/
- CONNECT = connect(
- *pSocket,
- addrinfo->ai_addr,
- addrinfo->ai_addrlen
- );
- if( DEBUGMOD&SCK ) printf("CONNECT = %d\n", CONNECT);
- // si erreur
- if( CONNECT == -1 ) return -1;
- // on a plus besoin des infos de l'adresse
- freeaddrinfo(addrinfo);
- /* [5] On retourne la SOCKET
- =======================================================*/
- return *pSocket;
- }
- int CLIENT_SEND(int* pSocket, char* pRequest, char** pAnswer){
- if( DEBUGMOD&HDR ) printf("====== CLIENT_SEND(%d, %s, %s) ======\n\n", *pSocket, pRequest, *pAnswer);
- char BUFFER[maxBuffLen] = {0};
- /* [1] On écrit sur la socket
- =======================================================*/
- int nbSend = swrite(pSocket, pRequest);
- if( DEBUGMOD&BUF ) printf("nbSend: %d\n", nbSend);
- if( DEBUGMOD&BUF ) printf("Message: %s\n", pRequest);
- // si pas tout envoyé
- if( strlen(pRequest) != nbSend ) return -1;
- /* [2] On attends et lit la réponse
- =======================================================*/
- int nbRecup = WAIT_SOCKET_UPDATE(pSocket, BUFFER);
- /* [3] On retourne la réponse par référence
- =======================================================*/
- *pAnswer = malloc( maxBuffLen );
- strcpy(*pAnswer, BUFFER);
- if( DEBUGMOD&BUF ) printf("nbReceived: %d\n", nbRecup);
- if( DEBUGMOD&BUF ) printf("Message: %s\n", *pAnswer);
- }
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