/*******serv.h**********/
class serveur
{
public:
bool createsocket();
bool listen(unsigned short port,unsigned int nbwaitconnect);
serveur * waitconnect();
bool connectsocket(char *dns,unsigned short port);
bool socketsend(char *envoi);
bool getword(char in[],unsigned int max);
bool getword(char in2[]);
bool getline(char buf[],unsigned int maxcara);
bool getline(char buf2[]);
bool ifgetchar(char *caraif);
bool ifchargetnb(char ligne[],unsigned int aumax);
bool ifchargetline(char ligne[],unsigned int lemax);
bool ifchargetline(char ligne[]);
bool getnb(char *vect,unsigned int nb);
bool sendnb(char *vec,unsigned int longueur);
bool isconnect();
int getnumsock();
void closesock();
bool createbytheclass(int thesock,struct sockaddr_in thestruct);
unsigned int maxread;
unsigned int seconde;
unsigned int microseconde;
serveur();
~serveur();
void operator << (char *chaine);
void operator >> (char *read);

private:
bool connected;
bool create;
struct sockaddr_in mysock;
int sock;

};
/*******fin serv.h ******/
/******* serv.cpp*******/
#include <winsock.h>
#include <string.h>

#include "serv.h"

bool serveur::createsocket()
{
if (create)
return 0;
sock = socket(PF_INET, SOCK_STREAM, IPPROTO_TCP);
if(sock <0)
{
create = 0;
return 0;
};
create = 1;
return sock;
}

bool serveur::listen(unsigned short port, unsigned int nbwaitconnect)
{
int test;
memset(&mysock, 0, sizeof(mysock));
mysock.sin_family = AF_INET ;
mysock.sin_addr.s_addr = htonl(INADDR_ANY);
mysock.sin_port = htons(port);
test = bind(sock,(sockaddr *) &mysock,sizeof(mysock));
if (test <0)
{
closesock();
return 0;
};
listen(sock,nbwaitconnect);
return 1;
}

serveur * serveur::waitconnect()
{
struct sockaddr_in astruct;
int taille;
int asock;
serveur * newsock ;
taille = sizeof(astruct);
asock = accept(sock, (sockaddr *) &astruct,&taille);
newsock = new serveur ;
newsock->createbytheclass(asock,astruct);
return newsock;
}

bool serveur::connectsocket(char *dns,unsigned short port)
{
struct hostent *hoste;
int test;
memset(&mysock, 0, sizeof(mysock));
if(!(hoste = gethostbyname(dns)))
mysock.sin_addr.s_addr = inet_addr(dns);
else
memcpy(&(mysock.sin_addr),hoste->h_addr,hoste->h_length);
mysock.sin_family = AF_INET ;
mysock.sin_port = htons(port);
test = connect(sock,(struct sockaddr *) &mysock , sizeof(mysock));
if(test <0)
return 0;
connected = 1;
return 1;
};

bool serveur::socketsend(char *envoi)
{
int veri;
int taiverif;
if(!connected)
return 0;
veri = strlen(envoi);
taiverif = send(sock,envoi,veri,0);
if(veri != taiverif)
{
connected = 0;
return 0;
};
return 1;
}

bool serveur::getline(char buf[],unsigned int maxcara)
{
unsigned int testing;
unsigned int curseur;
char recoi;
if(!connected)
return 0;
curseur = 0;
do{
testing = recv(sock,&recoi,sizeof(char),0);
if(testing != sizeof(char))
{
buf[curseur] = '\0' ;
connected = 0;
return 0;
};
if( curseur == maxcara)
{
buf[curseur] = '\0';
};
if ((curseur < maxcara)&&(recoi != '\r')&&(recoi != '\n'))
{
buf[curseur] = recoi ;
curseur++ ;
};
}while(recoi != '\n' );
buf[curseur] = '\0' ;
return 1;
}

bool serveur::getline(char buf2[])
{
return getline(buf2,maxread);
}

bool serveur::getword(char in[],unsigned int max)
{
int testing;
unsigned int curseur;
char recoi;
if(!connected)
return 0;
curseur = 0;
do{
testing = recv(sock,&recoi,sizeof(char),0);
if(testing != sizeof(char))
{
in[curseur] = '\0' ;
connected = 0;
return 0;
};
if( curseur == max)
{
in[curseur] = '\0';
};
if ((curseur < max)&&(recoi != '\r')&&(recoi != '\n')&&(recoi != ' '))
{
in[curseur] = recoi ;
curseur++ ;
};
}while((recoi != '\n') && (recoi != ' '));
in[curseur] = '\0' ;
return 1;
}

bool serveur::getword(char in2[])
{
return getword(in2,maxread);
}

bool serveur::ifgetchar(char *caraif)
{
fd_set fdens;
struct timeval tv;
tv.tv_sec = seconde ;
tv.tv_usec = microseconde ;
FD_ZERO(&fdens);
FD_SET(sock,&fdens);
select(sock+1, &fdens, NULL, NULL, &tv);
if(FD_ISSET(sock,&fdens))
{
if(!getnb(caraif,sizeof(char)))
closesock();
return 1;
}
else
{
return 0;
};
}

bool serveur::ifchargetnb(char ligne[],unsigned int aumax)
{
bool retour;
retour = ifgetchar(ligne) ;
if(retour)
{
connected = getnb(ligne,aumax) ;
};
return retour;
}

bool serveur::ifchargetline(char ligne[],unsigned int lemax)
{
bool retour;
retour = ifgetchar(ligne) ;
if(retour)
{
if(*ligne == '\n')
{
*ligne = '\0';
return 1;
};
if(*ligne != '\r')
ligne++;
connected = getline(ligne,lemax) ;
};
return retour;
}

bool serveur::ifchargetline(char ligne[])
{
return ifchargetline(ligne,maxread);
}

bool serveur::getnb(char *vect,unsigned int nb)
{
unsigned int testing;
unsigned int curseur;
char recoi;
if(!connected)
return 0;
curseur = 0;
do{
testing = recv(sock,&recoi,sizeof(char),0);
if(testing != sizeof(char))
{
vect[curseur] = '\0' ;
connected = 0;
return 0;
};
if( curseur == nb)
{
vect[curseur] = '\0';
};
if (curseur < nb)
{
vect[curseur] = recoi ;
curseur++ ;
};
}while(curseur < nb);
return 1;
}

bool serveur::sendnb(char *vec,unsigned int longueur)
{
int taiverif;
if(!connected)
return 0;
taiverif = send(sock,vec,longueur,0);
if((int)longueur != taiverif)
{
connected = 0;
return 0;
};
return 1;
}

int serveur::getnumsock()
{
return sock;
}

bool serveur::createbytheclass(int thesock,struct sockaddr_in thestruct)
{
if(create)
return 0;
sock = thesock ;
memcpy(&mysock,&thestruct,sizeof(thestruct));
create = 1;
connected = 1;
return 1;
}

void serveur::closesock()
{
if(create)
{
closesocket(sock);
create = 0;
connected = 0;
};
}

bool serveur::isconnect()
{
return connected;
}

void serveur::operator << (char *chaine)
{
socketsend(chaine);
}

void serveur::operator >> (char *read)
{
getword(read);
}

serveur::serveur()
{
connected = 0;
create = 0 ;
maxread = 0xFFFFFFFF ;
seconde = 0;
microseconde = 0;
createsocket();
}

serveur::~serveur()
{
if(connected)
closesock();
}
/********fin serv.cpp********/