static int
apopcmd(char *arg)
{
char *resp;
resp = nextarg(arg);
if(setuser(arg) < 0)
return -1;
return dologin(resp);
}
static int
usercmd(char *arg)
{
if(loggedin)
return senderr("already authenticated");
if(*arg == 0)
return senderr("USER requires argument");
if(setuser(arg) < 0)
return -1;
return sendok("");
}
void login(struct USER *me) {
int recvd;
if (isconnected) {
fprintf(stderr, "You are already connected to server at %s:%d\n", SERVERIP, SERVERPORT);
return;
}
sockfd = connect_with_server();
if (sockfd >= 0) {
isconnected = 1;
me->sockfd = sockfd;
if (strcmp(me->user, "Anonymous")) setuser(me);
printf("Logged in as %s\n", me->user);
printf("Receiver started [%d]...\n", sockfd);
struct THREADINFO threadinfo;
pthread_create(&threadinfo.thread_ID, NULL, receiver, (void *) &threadinfo);
} else {
fprintf(stderr, "Connection rejected...\n");
}
}
void login(struct USER *me) {
int recvd;
if(isconnected) {
fprintf(stderr, "You are already connected to server at %s:%d\n", SERVERIP, SERVERPORT);
return;
}
sockfd = connect_with_server();
if(sockfd >= 0) {
isconnected = 1;
me->sockfd = sockfd;
if(strcmp(me->user, "default")) setuser(me);
printf(pink "Logged in as %s\n" ANSI_COLOR_RESET, me->user);
printf(ANSI_COLOR_YELLOW "ready to send and receive messages [%d]\n" ANSI_COLOR_RESET, sockfd);
sleep(1);
struct THREADINFO threadinfo;
pthread_create(&threadinfo.thread_ID, NULL, receiver, (void *)&threadinfo);
}
else {
fprintf(stderr, "Connection rejected...\n");
}
}
Xfid *
setuser(Xfile *xp, char *user)
{
Xfid *xf, *xpf;
Session *s;
xf = xfid(user, xp, 1);
if(xf->urfid)
return xf;
if(xp->parent==xp || !(xpf = setuser(xp->parent, user))) /* assign = */
return xfid(user, xp, -1);
s = xp->s;
xf->urfid = newfid(s);
xf->urfid->owner = &xf->urfid;
setfid(s, xpf->urfid);
s->f.newfid = xf->urfid - s->fids;
s->f.nwname = 1;
s->f.wname[0] = xp->name;
if(xmesg(s, Twalk) || s->f.nwqid != 1)
return xfid(user, xp, -1);
return xf;
}
int main(int argc, char **argv) {
int sockfd, userlen;
printf ("********* Welcome to mini chat cote client *********\n");
printf( " Les commande sont : \n"
" login puis nom utilisateur pour connecter au serveur \n"
" pour envoyer un message a un client taper : send utilisateur puis message \n"
" quiter \n\n\n");
printf("-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*Client*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-\n");
memset(&me, 0, sizeof (struct USER));
while (gets(comande)) {
if (!strncmp(comande, "quiter", 4)) {
logout(&me);
break;
}
/* if (!strncmp(comande, "help", 4)) {
FILE *fin = fopen("help.txt", "r");
if (fin != NULL) {
while (fgets(comande, LINEBUFF - 1, fin)) puts(comande);
fclose(fin);
} else {
fprintf(stderr, "Help file not found...\n");
}
}*/ else if (!strncmp(comande, "login", 5)) {
char *ptr = strtok(comande, " ");
ptr = strtok(0, " ");
memset(me.user, 0, sizeof (char) * USERLEN);
if (ptr != NULL) {
userlen = strlen(ptr);
if (userlen > USERLEN) ptr[USERLEN] = 0;
strcpy(me.user, ptr);
} else {
strcpy(me.user, "Anonymous");
}
login(&me);
} else if (!strncmp(comande, "user", 5)) {
char *ptr = strtok(comande, " ");
ptr = strtok(0, " ");
memset(me.user, 0, sizeof (char) * USERLEN);
if (ptr != NULL) {
userlen = strlen(ptr);
if (userlen > USERLEN) ptr[USERLEN] = 0;
strcpy(me.user, ptr);
setuser(&me);
}
} else if (!strncmp(comande, "send", 5)) {
char *ptr = strtok(comande, " ");
char temp[USERLEN];
ptr = strtok(0, " ");
memset(temp, 0, sizeof (char) * USERLEN);
if (ptr != NULL) {
userlen = strlen(ptr);
if (userlen > USERLEN) ptr[USERLEN] = 0;
strcpy(temp, ptr);
while (*ptr) ptr++;
ptr++;
while (*ptr <= ' ') ptr++;
sendtouser(&me, temp, ptr);
}
} else if (!strncmp(comande, "send", 4)) {
sendtoall(&me, &comande[5]);
} else if (!strncmp(comande, "logout", 6)) {
logout(&me);
} else fprintf(stderr, "Unknown comande...\n");
}
return 0;
}
int main(int argc, char **argv) {
int sockfd, userlen;
memset(&me, 0, sizeof(struct USER));
while(gets(option)) {
if(!strncmp(option, "exit", 4)) {
logout(&me);
break;
}
else if(!strncmp(option, "login", 5)) {
char *ptr = strtok(option, " ");
ptr = strtok(0, " ");//set ptr as username
memset(me.user, 0, sizeof(char) * userLEN);
if(ptr != NULL) {
userlen = strlen(ptr);//strlen:calcule la longeur du chaine de caractere
if(userlen > userLEN) ptr[userLEN] = 0;
strcpy(me.user, ptr);//copy ptr in me.user
}
else {
strcpy(me.user, "default");//copy default to me.user
}
login(&me);
}
else if(!strncmp(option, "change", 6)) {
char *ptr = strtok(option, " ");
ptr = strtok(0, " ");
memset(me.user, 0, sizeof(char) * userLEN);
if(ptr != NULL) {
userlen = strlen(ptr);
if(userlen > userLEN) ptr[userLEN] = 0;
strcpy(me.user, ptr);
setuser(&me);
}
}
else if(!strncmp(option, "specf", 5)) {
char *ptr = strtok(option, " ");
char temp[userLEN];
ptr = strtok(0, " ");
memset(temp, 0, sizeof(char) * userLEN);
if(ptr != NULL) {
userlen = strlen(ptr);
if(userlen > userLEN) ptr[userLEN] = 0;
strcpy(temp, ptr);
while(*ptr) ptr++; ptr++;
while(*ptr <= ' ') ptr++;
sendtoclient(&me, temp, ptr);
}
}
else if(!strncmp(option, "sfile", 5)) {
char *ptr = strtok(option, " ");
char temp[userLEN];
char *buff;
ptr = strtok(0, " ");
memset(temp, 0, sizeof(char) * userLEN);
if(ptr != NULL) {
userlen = strlen(ptr);
if(userlen > userLEN) ptr[userLEN] = 0;
strcpy(temp, ptr);
while(*ptr) ptr++; ptr++;
while(*ptr <= ' ') ptr++;
sendfile(&me, temp, ptr,buff);
}
}
else if(!strncmp(option, "encrypt", 7)) {
char *ptr = strtok(option, " ");
char temp[userLEN];
ptr = strtok(0, " ");
memset(temp, 0, sizeof(char) * userLEN);
if(ptr != NULL) {
userlen = strlen(ptr);
if(userlen > userLEN) ptr[userLEN] = 0;
strcpy(temp, ptr);
while(*ptr) ptr++; ptr++;
while(*ptr <= ' ') ptr++;
sendencrypt(&me, temp, ptr);
}
}
else if(!strncmp(option, "broadcast", 9)) {
sendtoall(&me, &option[9]);
}
else if(!strncmp(option, "list", 4)) {
}
else if(!strncmp(option, "logout", 6)) {
logout(&me);
}
else fprintf(stderr, "Unknown option...\n");
}
return 0;
}
Xfid *
rpc2xfid(Rpccall *cmd, Dir *dp)
{
char *argptr = cmd->args;
Xfile *xp;
Xfid *xf;
Session *s;
char *service;
Authunix au;
Qid qid;
char client[256], *user;
Unixidmap *m;
int i;
uvlong x1, x2;
chat("rpc2xfid %.8lux %.8lux %p %p\n", *((ulong*)argptr), *((ulong*)argptr+1), buf, argptr);
if(argptr[0] == 0 && argptr[1] == 0){ /* root */
chat("root...");
xp = xfroot(&argptr[2], 0);
s = xp ? xp->s : 0;
}else{
ulong ul;
chat("noroot %.8lux...", *((ulong*)argptr));
if((ul=GLONG()) != starttime){
chat("bad tag %lux %lux...", ul, starttime);
return 0;
}
s = (Session *)GLONG();
x1 = GLONG();
x2 = GLONG();
qid.path = x1 | (x2<<32);
qid.vers = 0;
qid.type = GBYTE();
xp = xfile(&qid, s, 0);
}
if(xp == 0){
chat("no xfile...");
return 0;
}
if(auth2unix(&cmd->cred, &au) != 0){
chat("auth flavor=%ld, count=%ld\n",
cmd->cred.flavor, cmd->cred.count);
for(i=0; i<cmd->cred.count; i++)
chat(" %.2ux", ((uchar *)cmd->cred.data)[i]);
chat("...");
return 0;
}else{
/* chat("auth: %d %.*s u=%d g=%d",
* au.stamp, utfnlen(au.mach.s, au.mach.n), au.mach.s, au.uid, au.gid);
* for(i=0; i<au.gidlen; i++)
* chat(", %d", au.gids[i]);
* chat("...");
*/
char *p = memchr(au.mach.s, '.', au.mach.n);
chat("%ld@%.*s...", au.uid, utfnlen(au.mach.s, (p ? p-au.mach.s : au.mach.n)), au.mach.s);
}
if(au.mach.n >= sizeof client){
chat("client name too long...");
return 0;
}
memcpy(client, au.mach.s, au.mach.n);
client[au.mach.n] = 0;
service = xp->parent->s->service;
cmd->up = m = pair2idmap(service, cmd->host);
if(m == 0){
chat("no map for pair (%s,%s)...", service, client);
/*chat("getdom %d.%d.%d.%d", cmd->host&0xFF, (cmd->host>>8)&0xFF,
(cmd->host>>16)&0xFF, (cmd->host>>24)&0xFF);/**/
/*if(getdom(cmd->host, client, sizeof(client))<0)
return 0;/**/
return 0;
}
/*chat("map=(%s,%s)...", m->server, m->client);/**/
cmd->user = user = id2name(&m->u.ids, au.uid);
if(user == 0){
chat("no user for id %ld...", au.uid);
return 0;
}
chat("user=%s...", user);/**/
xf = 0;
if(s == xp->parent->s){
if(!s->noauth)
xf = setuser(xp, user);
if(xf == 0)
xf = setuser(xp, "none");
if(xf == 0)
chat("can't set user none...");
}else
xf = xp->users;
if(xf)
chat("uid=%s...", xf->uid);
if(xf && dp && xfstat(xf, dp) < 0){
chat("can't stat %s...", xp->name);
return 0;
}
return xf;
}
