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irc: split AUTHENTICATE message in 400-byte chunks (closes #1459)

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This commit is contained in:
Sébastien Helleu
2020-03-21 14:28:53 +01:00
parent bf42a1ebc5
commit 4480c7b7cc
3 changed files with 273 additions and 1 deletions
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src/plugins/irc/irc-message.c
+63 -1
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@@ -759,6 +759,62 @@ irc_message_split_string (struct t_hashtable *hashtable,
return 1;
}
/*
* Splits a AUTHENTICATE message: in 400-byte chunks, and adds an extra
* message "AUTHENTICATE +" if the last message has exactly 400 bytes.
*
* Returns:
* 1: OK
* 0: error
*/
int
irc_message_split_authenticate (struct t_hashtable *hashtable,
const char *tags, const char *host,
const char *command, const char *arguments)
{
int number, length;
char message[1024], *args;
const char *ptr_args;
number = 1;
length = 0;
ptr_args = arguments;
while (ptr_args && ptr_args[0])
{
length = strlen (ptr_args);
if (length == 0)
break;
if (length > 400)
length = 400;
args = weechat_strndup (ptr_args, length);
if (!args)
return 0;
snprintf (message, sizeof (message), "%s%s%s %s",
(host) ? host : "",
(host) ? " " : "",
command,
args);
irc_message_split_add (hashtable, number, tags, message, args);
free (args);
number++;
ptr_args += length;
}
if ((length == 0) || (length == 400))
{
snprintf (message, sizeof (message), "%s%s%s +",
(host) ? host : "",
(host) ? " " : "",
command);
irc_message_split_add (hashtable, number, tags, message, "+");
number++;
}
return 1;
}
/*
* Splits a JOIN message, taking care of keeping channel keys with channel
* names.
@@ -1125,7 +1181,13 @@ irc_message_split (struct t_irc_server *server, const char *message)
max_length_host + /* host */
1; /* " " */
if ((weechat_strcasecmp (command, "ison") == 0)
if (weechat_strcasecmp (command, "authenticate") == 0)
{
/* AUTHENTICATE UzXAmVffxuzFy77XWBGwABBQAgdinelBrKZaR3wE7nsIETuTVY= */
split_ok = irc_message_split_authenticate (
hashtable, tags, host, command, arguments);
}
else if ((weechat_strcasecmp (command, "ison") == 0)
|| (weechat_strcasecmp (command, "wallops") == 0))
{
/*