void service_pop3(unsigned long int ip, int sp, unsigned char options, char *miscptr, FILE *fp, int port) {
int run = 1, next_run, sock = -1;
int myport = PORT_POP3, mysslport = PORT_POP3_SSL;
hydra_register_socket(sp);
if (memcmp(hydra_get_next_pair(), &HYDRA_EXIT, sizeof(HYDRA_EXIT)) == 0)
return;
while(1) {
switch(run) {
case 1: /* connect and service init function */
if (sock >= 0)
sock = hydra_disconnect(sock);
usleep(300000);
if ((options & OPTION_SSL) == 0) {
if (port != 0) myport = port;
sock = hydra_connect_tcp(ip, myport);
port = myport;
} else {
if (port != 0) mysslport = port;
sock = hydra_connect_ssl(ip, mysslport);
port = myport;
}
if (sock < 0) {
fprintf(stderr, "Error: Child with pid %d terminating, can not connect\n", (int)getpid());
hydra_child_exit();
}
buf = hydra_receive_line(sock);
if (buf == NULL || buf[0] != '+') { /* check the first line */
fprintf(stderr,"Error: Not an POP3 protocol or service shutdown: %s\n", buf);
hydra_child_exit();
exit(-1);
}
free(buf);
next_run = 2;
break;
case 2: /* run the cracking function */
next_run = start_pop3(sock, port, options, miscptr, fp);
break;
case 3: /* clean exit */
if (sock >= 0) sock = hydra_disconnect(sock);
hydra_child_exit();
return;
default: fprintf(stderr,"Caught unknown return code, exiting!\n");
hydra_child_exit();
exit(-1);
}
run = next_run;
}
}
void service_pop3(char *ip, int sp, unsigned char options, char *miscptr, FILE *fp, int port) {
int run = 1, next_run = 1, sock = -1, i;
char *ptr = NULL;
//extract data from the pool, ip is the key
if (plist == NULL)
if (service_pop3_init(ip, sp, options, miscptr, fp, port) != 0)
hydra_child_exit(2);
p = list_find(ip);
if (p == NULL) {
hydra_report(stderr, "[ERROR] Could not find ip %s in pool\n", hydra_address2string(ip));
return;
}
if (list_remove(p) != 0)
hydra_report(stderr, "[ERROR] Could not find ip %s in pool to free memory\n", hydra_address2string(ip));
hydra_register_socket(sp);
if (memcmp(hydra_get_next_pair(), &HYDRA_EXIT, sizeof(HYDRA_EXIT)) == 0)
return;
while (1) {
switch (run) {
case 1: /* connect and service init function */
if (sock >= 0)
sock = hydra_disconnect(sock);
// usleep(300000);
if ((options & OPTION_SSL) == 0) {
sock = hydra_connect_tcp(ip, port);
} else {
sock = hydra_connect_ssl(ip, port);
}
if (sock < 0) {
if (verbose || debug)
hydra_report(stderr, "[ERROR] Child with pid %d terminating, can not connect\n", (int) getpid());
hydra_child_exit(1);
}
buf = hydra_receive_line(sock);
if (buf == NULL || buf[0] != '+') { /* check the first line */
if (verbose || debug) hydra_report(stderr, "[ERROR] Not an POP3 protocol or service shutdown: %s\n", buf);
hydra_child_exit(2);
}
ptr = strstr(buf, "<");
if (ptr != NULL && buf[0] == '+') {
if (ptr[strlen(ptr) - 1] == '\n')
ptr[strlen(ptr) - 1] = 0;
if (ptr[strlen(ptr) - 1] == '\r')
ptr[strlen(ptr) - 1] = 0;
strcpy(apop_challenge, ptr);
}
free(buf);
#ifdef LIBOPENSSL
if (!p->disable_tls) {
/* check for STARTTLS, if available we may have access to more basic auth methods */
hydra_send(sock, "STLS\r\n", strlen("STLS\r\n"), 0);
buf = hydra_receive_line(sock);
if (buf[0] != '+') {
hydra_report(stderr, "[ERROR] TLS negotiation failed, no answer received from STARTTLS request\n");
} else {
free(buf);
if ((hydra_connect_to_ssl(sock) == -1)) {
if (verbose)
hydra_report(stderr, "[ERROR] Can't use TLS\n");
p->disable_tls = 1;
}
else {
if (verbose)
hydra_report(stderr, "[VERBOSE] TLS connection done\n");
}
}
}
#endif
next_run = 2;
break;
case 2: /* run the cracking function */
next_run = start_pop3(sock, ip, port, options, miscptr, fp);
break;
case 3: /* clean exit */
if (sock >= 0)
sock = hydra_disconnect(sock);
hydra_child_exit(0);
return;
case 4: /* clean exit */
if (sock >= 0)
sock = hydra_disconnect(sock);
hydra_child_exit(2);
return;
default:
hydra_report(stderr, "[ERROR] Caught unknown return code, exiting!\n");
hydra_child_exit(0);
}
run = next_run;
}
}
