int client(char* host_address, int host_port, FILE* fin, FILE* fout, int buf_size) {
int ret = 0;
int socket_c;
ret = socktcp(&socket_c);
if (ret < 0) {
return -1;
}
printf("Connection to %s:%d\n", host_address, host_port);
ret = sockconnect(socket_c, host_address, host_port);
if (ret < 0) {
printf("connect() failed !\n");
sockclose(socket_c);
return -1;
}
printf("Connection successful !\n");
ret = sender(socket_c, fin, fout, buf_size);
printf("Disconnecting...\n");
sockclose(socket_c);
return ret;
}
int tcpconnect( unsigned long iP,
unsigned short port,
unsigned short timeout ) {
int socky;
struct sockaddr_in address;
struct sigaction sv;
struct hostent *athost;
char thathost[0x100];
char buffer[512];
int tries, length;
socky = -1;
tries = 0;
sigemptyset(&sv.sa_mask);
sv.sa_handler=brokenpipe;
sigaction(SIGPIPE,&sv,NULL);
/* if ((athost = gethostbyname (thathost)) == NULL) {
return -1;
}*/
fflush(stdout);
if ((socky = sockconnect(timeout,iP,port)) == -1) {
fprintf(stdout,"Connection refused.\n");
socky = -1;
return socky;
}
if (socky == -1) printf("Connection refused.\n");
alarm( 0x0 );
return socky;
}
int ntq_connect(ntq_server** pserver, char* server_address, int server_port) {
int ret = 0;
ntq_server* server = NULL;
server = (ntq_server*)malloc(sizeof(ntq_server));
if (server == NULL) {
fprintf(stderr, "ntq_connect() error not enough memory\n");
return -1;
}
server->server_address = server_address;
server->server_port = server_port;
ret = socktcp(&server->socket);
if (ret != 0) {
fprintf(stderr, "ntq_connect() error socket creation failed\n");
return -1;
}
ret = sockconnect(server->socket, server->server_address, server->server_port);
if (ret != 0) {
fprintf(stderr, "ntq_connect() error socket connect failed\n");
sockclose(server->socket);
return -1;
}
*pserver = server;
return 0;
}
void sigalrm_handler() {
printf("\n -- send() timeout\n");
close(sockfd);
printf(" -- reconnecting to %s:%d ..\n", host, orig_port);
if(sockconnect(host, orig_port) == -1)
die("unable to connect, DoS successful?");
printf(" -- attacking!\n");
sockattack();
return;
}
int main(int argc, char *argv[]) {
char name[MAX_NAME],
host[MAX_HOST_NAME],
my_host[MAX_HOST_NAME],
msgout[MAX_LINE],
*server;
int bytes;
my_ppid = getppid();
server = argv[1];
pthread_mutex_init(&mutex, NULL);
printf("\nTrying to connect to server %s at port %d...", server, PORT);
sock = sockconnect(server, PORT);
if (sock == -1) {
printf("\nCouldn't connect to the server!");
exit(1); }
/* set up clean up function */
signal(SIGINT, Clean_Up);
/* send LOGIN */
gethostname(my_host,MAX_HOST_NAME);
my_id = (int) (getpid());
sprintf(msgout,"LOGIN,%s,%s,%d;",getlogin(),my_host,my_id);
pthread_mutex_lock(&mutex);
bytes = send(sock, msgout, strlen(msgout)+1, 0);
pthread_mutex_unlock(&mutex);
if (bytes == -1) {
printf("\nCouldn't send command!");
Clean_Up();
} else {
printf("\nSent Login Info.");
}
pthread_create(&tid_send_hey, NULL, (void*) &Send_Hey, (void*) sock);
pthread_create(&tid_get_hey, NULL, (void*) &Get_Hey, (void*) sock);
while (1) {
sleep (2);
if (my_ppid != getppid()) Clean_Up();
}
}
int
main(int argc, char **argv) {
int s, inlen, outlen, f;
pd9p_session *session;
uint32_t file;
char buf[1024];
if(argc<6) {
fputs("Usage: pd9p addr port cmd remote local\n", stderr);
return 1;
}
if((s=sockconnect(argv[1], atoi(argv[2]))) == -1) {
fputs("pd9p: error: sockconnect\n", stderr);
}
if((session=pd9p_connect(s)) == 0) {
close(s);
fputs("pd9p: error: pd9p_connec\n", stderr);
return 1;
}
if(!strcmp(argv[3], "get")) {
if((file=pd9p_open(session, argv[4], pd9p_rdonly)) == errfid) {
fputs("pd9p: error: pd9p_open\n", stderr);
return 1;
}
if((f=open(argv[4], O_WRONLY|O_CREAT, 0666)) == -1) {
fputs("pd9p: error: open\n", stderr);
return 1;
}
inlen=0;
while((inlen=pd9p_read(session, file, buf+inlen, 1024)) > 0) {
for(outlen=0; outlen<inlen;)
outlen+=write(f, buf+outlen, inlen-outlen);
}
pd9p_close(session, file);
close(f);
}
pd9p_closesession(session);
close(s);
return 0;
}
int main(int argc,char **argv){
struct addrinfo *res;
struct addrinfo *caddr;
char hname[STRSIZE + 1];
char *ipv;
int ai_family;
char *host;
char *port;
in_port_t uport;
int rc;
int cs;
int buffsize;
int64_t data_size;
if(argc<4){
usage(argv[0]);
return 0;
}
host = argv[1];
port = argv[2];
ipv = argv[3];
uport = atoi(port);
data_size = (int64_t)atoll(argv[4]);
buffsize = atoi(argv[5]);
ai_family = get_ai_family(ipv);
rc = lookup(host,port,ai_family,&res);
if(rc != 0) {
fprintf(stderr,"Error getting addrinfo for %s:",host);
fprintf(stderr,"%s\n",gai_strerror(rc));
exit(1);
}
cs = sockconnect(res,host,&uport,stdout);
freeaddrinfo(res);
swallow_client(cs,data_size,buffsize);
close(cs);
return 0;
}
