static void initialise_mcurve(
struct ec_curve *curve, mp_int *p, mp_int *a, mp_int *b,
mp_int *G_x, unsigned log2_cofactor)
{
initialise_common(curve, EC_MONTGOMERY, p);
curve->m.mc = ecc_montgomery_curve(p, a, b);
curve->m.log2_cofactor = log2_cofactor;
curve->m.G = ecc_montgomery_point_new(curve->m.mc, G_x);
}
static void initialise_ecurve(
struct ec_curve *curve, mp_int *p, mp_int *d, mp_int *a,
mp_int *nonsquare, mp_int *G_x, mp_int *G_y, mp_int *G_order)
{
initialise_common(curve, EC_EDWARDS, p);
curve->e.ec = ecc_edwards_curve(p, d, a, nonsquare);
curve->e.G = ecc_edwards_point_new(curve->e.ec, G_x, G_y);
curve->e.G_order = mp_copy(G_order);
}
static void initialise_wcurve(
struct ec_curve *curve, mp_int *p, mp_int *a, mp_int *b,
mp_int *nonsquare, mp_int *G_x, mp_int *G_y, mp_int *G_order)
{
initialise_common(curve, EC_WEIERSTRASS, p);
curve->w.wc = ecc_weierstrass_curve(p, a, b, nonsquare);
curve->w.G = ecc_weierstrass_point_new(curve->w.wc, G_x, G_y);
curve->w.G_order = mp_copy(G_order);
}
int main(int argc, char *argv[])
{
#ifdef _WIN32
HANDLE thread;
#else
pthread_t tid;
#endif
char *server_ip = DEFAULT_SERVER_IP;
char *port_str = DEFAULT_PORT;
char *filename = DEFAULT_FILE;
int err = 0;
int sockfd = 0;
int c = 0;
while ((c = getopt(argc, argv, "ls:p:")) != -1) {
switch (c) {
case 's':
server_ip = optarg;
break;
case 'p':
port_str = optarg;
break;
case 'l':
g_libpcap_mode = 1;
break;
case ':': /* -f or -o without operand */
fprintf(stderr, "Option -%c requires an operand\n", optopt);
err++;
break;
case '?':
fprintf(stderr, "Unrecognized option: '-%c'\n", optopt);
err++;
}
}
for ( ; optind < argc; optind++) {
if (filename != DEFAULT_FILE)
err++;
filename = argv[optind];
break;
}
if (err)
usage(argv);
sockfd = initialise_common(server_ip, port_str);
g_pcap_fptr = fopen(filename, "wb");
if (g_libpcap_mode) {
// Emit libpcap common header
emit_pcap_header(g_pcap_fptr);
} else {
// Emit common header and two interface descriptions as there are two on the tap
emit_pcapng_section_header_block(g_pcap_fptr);
emit_pcapng_interface_description_block(g_pcap_fptr);
emit_pcapng_interface_description_block(g_pcap_fptr);
}
fflush(g_pcap_fptr);
// Now start the console
#ifdef _WIN32
thread = CreateThread(NULL, 0, console_thread, &sockfd, 0, NULL);
if (thread == NULL)
print_and_exit("ERROR: Failed to create console thread\n");
#else
err = pthread_create(&tid, NULL, &console_thread, &sockfd);
if (err != 0)
print_and_exit("ERROR: Failed to create console thread\n");
#endif
handle_socket(sockfd);
return 0;
}
