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Code Issues Releases Wiki Activity

Client_CheckNick(), Client_IsValidNick(): code cleanup

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This commit is contained in:
Alexander Barton 2011-08-19 10:44:26 +02:00
parent 7795b07c53
commit 1189200d4a
1 changed files with 37 additions and 20 deletions
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47
src/ngircd/client.c
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@ -847,23 +847,32 @@ Client_Away( CLIENT *Client )
} /* Client_Away */
/**
* Make sure that a given nickname is valid.
*
* If the nickname is not valid for the given client, this function sends back
* the appropriate error messages.
*
* @param Client Client that wants to change the nickname.
* @param Nick New nick name.
* @returns true if nickname is valid, false otherwise.
*/
GLOBAL bool
Client_CheckNick(CLIENT *Client, char *Nick)
{
assert(Client != NULL);
assert(Nick != NULL);
if (! Client_IsValidNick( Nick ))
{
IRC_WriteStrClient( Client, ERR_ERRONEUSNICKNAME_MSG, Client_ID( Client ), Nick );
if (!Client_IsValidNick(Nick)) {
IRC_WriteStrClient(Client, ERR_ERRONEUSNICKNAME_MSG,
Client_ID(Client), Nick);
return false;
}
/* Nick bereits vergeben? */
if( Client_Search( Nick ))
{
/* den Nick gibt es bereits */
IRC_WriteStrClient( Client, ERR_NICKNAMEINUSE_MSG, Client_ID( Client ), Nick );
/* Nickname already registered? */
if (Client_Search(Nick)) {
IRC_WriteStrClient(Client, ERR_NICKNAMEINUSE_MSG,
Client_ID(Client), Nick);
return false;
}
@ -1019,6 +1028,12 @@ Client_MyMaxUserCount( void )
} /* Client_MyMaxUserCount */
/**
* Check that a given nickname is valid.
*
* @param Nick the nickname to check.
* @returns true if nickname is valid, false otherwise.
*/
GLOBAL bool
Client_IsValidNick(const char *Nick)
{
@ -1027,15 +1042,17 @@ Client_IsValidNick( const char *Nick )
assert (Nick != NULL);
if( Nick[0] == '#' ) return false;
if( strchr( goodchars, Nick[0] )) return false;
if( strlen( Nick ) >= Conf_MaxNickLength) return false;
if (strchr(goodchars, Nick[0]))
return false;
if (strlen(Nick ) >= Conf_MaxNickLength)
return false;
ptr = Nick;
while( *ptr )
{
if (( *ptr < 'A' ) && ( ! strchr( goodchars, *ptr ))) return false;
if ( *ptr > '}' ) return false;
while (*ptr) {
if (*ptr < 'A' && !strchr(goodchars, *ptr ))
return false;
if (*ptr > '}')
return false;
ptr++;
}