int vsnprintf(char *buf, size_t n, const char *fmt, va_list args)
{
FILE f;
struct buffer_file_ctx ctx;
buffer_file_init(&f, &ctx, buf, n);
return vfprintf(&f, fmt, args);
}
int vsnprintf(char *buf, size_t n, const char *fmt, va_list args)
{
FILE f;
struct buffer_file_ctx ctx;
buffer_file_init(&f, &ctx, buf, n);
vfprintf(&f, fmt, args);
// null terminate
buf[ctx.len] = 0;
return ctx.len - 1;
}
int cli_main(int argc, char* argv[])
{
const char* server_name = 0;
const char* env;
msg_debug_init();
encr_start();
prep_sender();
service = argv[0];
if (argc > 1
&& argv[1][0] != '-'
&& argv[1][0] != '+') {
server_name = argv[1];
++argv;
--argc;
}
if (argc > 1)
load_patterns(argv + 1);
if (server_name == 0
&& (server_name = getenv("SERVER")) == 0)
die1(1, "Server address not named on command line nor in $SERVER");
if (!resolve_ipv4name(server_name, &ip))
die3(1, "Could not resolve '", server_name, "'");
brandom_init();
if ((env = getenv("KEYDIR")) != 0)
keydir = env;
load_keys(server_name);
if ((env = getenv("PORT")) != 0)
port = strtoul(env, 0, 10);
if (port == 0)
port = 11014;
if ((sock = socket_udp()) == -1)
die1sys(1, "Could not create UDP socket");
if (!socket_connect4(sock, &ip, port))
die1sys(1, "Could not bind socket");
if (!str_ready(&packet, 65535)
|| !str_ready(&rpacket, 4+4+8+256*5))
die1(1, "Out of memory");
getenvu("ACK_TIMEOUT", &ack_timeout);
getenvu("CID_TIMEOUT", &cid_timeout);
getenvu("RETRANSMITS", &retransmits);
getenvu("READWAIT", &readwait);
getenvu("STARTLINES", &startlines);
if (getenv("EXITONEOF") != 0)
exitoneof = 1;
if (getenv("NOFILES") == 0 && getenv("NOFILE") == 0)
buffer = buffer_file_init();
else
buffer = buffer_nofile_init();
sig_all_catch(sigfn);
exitasap = 0;
mainloop();
return 0;
}
