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/*
* Copyright (c) 2026 Nakidai Perumenei <nakidai at disroot dot org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include "ircd.h"
#include <stdarg.h>
#include <err.h>
typedef int Reply(const struct Peer *peer, va_list ap);
#define REPLY(n) static int r##n (const struct Peer *peer, va_list ap)
#define ARG(n) const char *n = va_arg(ap, const char *)
REPLY(1)
{
return writef(
peer->fd,
":%s 001 %s Welcome to the Internet Relay Network %s!%s@%s",
hostname,
getnick(peer),
getnick(peer),
peer->user,
peer->host
);
}
REPLY(401)
{
ARG(name);
return writef(
peer->fd,
":%s 401 %s %s :No such nick/channel",
hostname,
getnick(peer),
name
);
}
REPLY(403)
{
ARG(channel);
return writef(
peer->fd,
":%s 403 %s %s :No such channel",
hostname,
getnick(peer),
channel
);
}
REPLY(405)
{
ARG(channel);
return writef(
peer->fd,
":%s 405 %s %s :You have joined too many channels",
hostname,
getnick(peer),
channel
);
}
REPLY(411)
{
return writef(
peer->fd,
":%s 411 %s :No recipient given (PRIVMSG)",
hostname,
getnick(peer)
);
}
REPLY(412)
{
return writef(
peer->fd,
":%s 412 %s :No text to send",
hostname,
getnick(peer)
);
}
REPLY(421)
{
ARG(command);
return writef(
peer->fd,
":%s 421 %s %s :Unknown command",
hostname,
getnick(peer),
command
);
}
REPLY(431)
{
return writef(
peer->fd,
":%s 431 %s :No nickname given",
hostname,
getnick(peer)
);
}
REPLY(442)
{
ARG(channel);
return writef(
peer->fd,
":%s 442 %s %s :You're not on that channel",
hostname,
getnick(peer),
channel
);
}
REPLY(451)
{
return writef(
peer->fd,
":%s 451 %s :You have not registered",
hostname,
getnick(peer)
);
}
REPLY(461)
{
ARG(command);
return writef(
peer->fd,
":%s 461 %s %s :Not enough parameters",
hostname,
getnick(peer),
command
);
}
REPLY(462)
{
return writef(
peer->fd,
":%s 462 %s :Unauthorized command (already registered)",
hostname,
getnick(peer)
);
}
REPLY(471)
{
ARG(channel);
return writef(
peer->fd,
":%s 471 %s %s :Cannot join channel (+l)",
hostname,
getnick(peer),
channel
);
}
#undef REPLY
#define REPLY(n) [n] = r##n
static Reply *replies[] = {
REPLY( 1),
REPLY(401),
REPLY(403),
REPLY(405),
REPLY(411),
REPLY(412),
REPLY(421),
REPLY(431),
REPLY(442),
REPLY(451),
REPLY(461),
REPLY(462),
REPLY(471),
};
int
reply(const struct Peer *peer, int number, ...)
{
Reply *choice;
va_list args;
int ret;
choice = replies[number];
if (!choice)
warnx("YOU FUCKING STUPID SHIT IMPLEMENT REPLY #%d NOW!!!", number);
va_start(args, number);
ret = choice(peer, args);
va_end(args);
return ret;
}
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