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Remove some weird guesswork on the 004 numeric. (#2621)

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Bahamut and ircu both send 005 MODES and ELIST so this is entirely
unnecessary. The other IRCd checked for here is for a dead network.

While we're editing this code fix HexChat on servers that can only
support one mode at a time (these are mostly gateway servers).
This commit is contained in:
Sadie Powell 2021-08-23 16:34:13 +01:00 committed by GitHub
parent 69ce388a87
commit ef0e670392
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 4 additions and 18 deletions
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4
src/common/modes.c
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@ -67,8 +67,8 @@ send_channel_modes (session *sess, char *tbuf, char *word[], int wpos,
int usable_modes, orig_len, len, wlen, i, max; int usable_modes, orig_len, len, wlen, i, max;
server *serv = sess->server; server *serv = sess->server;
/* sanity check. IRC RFC says three per line. */ /* sanity check. IRC RFC says three per line but some servers may support less. */
if (serv->modes_per_line < 3) if (serv->modes_per_line < 1)
serv->modes_per_line = 3; serv->modes_per_line = 3;
if (modes_per_line < 1) if (modes_per_line < 1)
modes_per_line = serv->modes_per_line; modes_per_line = serv->modes_per_line;

16
src/common/proto-irc.c
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@ -503,22 +503,6 @@ process_numeric (session * sess, int n,
goto def; goto def;
case 4: /* check the ircd type */
serv->use_listargs = FALSE;
serv->modes_per_line = 3; /* default to IRC RFC */
if (strncmp (word[5], "bahamut", 7) == 0) /* DALNet */
{
serv->use_listargs = TRUE; /* use the /list args */
} else if (strncmp (word[5], "u2.10.", 6) == 0) /* Undernet */
{
serv->use_listargs = TRUE; /* use the /list args */
serv->modes_per_line = 6; /* allow 6 modes per line */
} else if (strncmp (word[5], "glx2", 4) == 0)
{
serv->use_listargs = TRUE; /* use the /list args */
}
goto def;
case 5: case 5:
inbound_005 (serv, word, tags_data); inbound_005 (serv, word, tags_data);
goto def; goto def;

2
src/common/server.c
View File

@ -1770,6 +1770,7 @@ server_set_defaults (server *serv)
serv->chanmodes = g_strdup ("beI,k,l"); serv->chanmodes = g_strdup ("beI,k,l");
serv->nick_prefixes = g_strdup ("@%+"); serv->nick_prefixes = g_strdup ("@%+");
serv->nick_modes = g_strdup ("ohv"); serv->nick_modes = g_strdup ("ohv");
serv->modes_per_line = 3; /* https://datatracker.ietf.org/doc/html/rfc1459#section-4.2.3.1 */
serv->sasl_mech = MECH_PLAIN; serv->sasl_mech = MECH_PLAIN;
if (!serv->encoding) if (!serv->encoding)
@ -1778,6 +1779,7 @@ server_set_defaults (server *serv)
serv->nickcount = 1; serv->nickcount = 1;
serv->end_of_motd = FALSE; serv->end_of_motd = FALSE;
serv->sent_capend = FALSE; serv->sent_capend = FALSE;
serv->use_listargs = FALSE;
serv->is_away = FALSE; serv->is_away = FALSE;
serv->supports_watch = FALSE; serv->supports_watch = FALSE;
serv->supports_monitor = FALSE; serv->supports_monitor = FALSE;