- replaced a lot of strcat() calls with strlcat() which is more secure.
This commit is contained in:
parent
0ced4181b0
commit
6626395c88
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@ -17,7 +17,7 @@
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#include "portab.h"
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static char UNUSED id[] = "$Id: channel.c,v 1.40 2002/12/26 16:25:43 alex Exp $";
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static char UNUSED id[] = "$Id: channel.c,v 1.41 2002/12/26 16:48:14 alex Exp $";
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#include "imp.h"
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#include <assert.h>
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@ -494,7 +494,7 @@ Channel_ModeAdd( CHANNEL *Chan, CHAR Mode )
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if( ! strchr( Chan->modes, x[0] ))
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{
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/* Client hat den Mode noch nicht -> setzen */
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strcat( Chan->modes, x );
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strlcat( Chan->modes, x, sizeof( Chan->modes ));
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return TRUE;
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}
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else return FALSE;
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@ -547,7 +547,7 @@ Channel_UserModeAdd( CHANNEL *Chan, CLIENT *Client, CHAR Mode )
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if( ! strchr( cl2chan->modes, x[0] ))
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{
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/* Client hat den Mode noch nicht -> setzen */
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strcat( cl2chan->modes, x );
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strlcat( cl2chan->modes, x, sizeof( cl2chan->modes ));
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return TRUE;
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}
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else return FALSE;
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@ -17,7 +17,7 @@
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#include "portab.h"
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static char UNUSED id[] = "$Id: client.c,v 1.68 2002/12/26 16:25:43 alex Exp $";
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static char UNUSED id[] = "$Id: client.c,v 1.69 2002/12/26 16:48:14 alex Exp $";
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#include "imp.h"
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#include <assert.h>
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@ -465,7 +465,7 @@ Client_ModeAdd( CLIENT *Client, CHAR Mode )
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if( ! strchr( Client->modes, x[0] ))
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{
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/* Client hat den Mode noch nicht -> setzen */
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strcat( Client->modes, x );
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strlcat( Client->modes, x, sizeof( Client->modes ));
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return TRUE;
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}
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else return FALSE;
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@ -14,7 +14,7 @@
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#include "portab.h"
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static char UNUSED id[] = "$Id: conf.c,v 1.49 2002/12/26 16:25:43 alex Exp $";
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static char UNUSED id[] = "$Id: conf.c,v 1.50 2002/12/26 16:48:14 alex Exp $";
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#include "imp.h"
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#include <assert.h>
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@ -178,8 +178,8 @@ Set_Defaults( VOID )
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strcpy( Conf_ServerAdmin2, "" );
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strcpy( Conf_ServerAdminMail, "" );
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strcpy( Conf_MotdFile, SYSCONFDIR );
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strcat( Conf_MotdFile, MOTD_FILE );
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strlcpy( Conf_MotdFile, SYSCONFDIR, sizeof( Conf_MotdFile ));
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strlcat( Conf_MotdFile, MOTD_FILE, sizeof( Conf_MotdFile ));
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Conf_ListenPorts_Count = 0;
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@ -14,7 +14,7 @@
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#include "portab.h"
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static char UNUSED id[] = "$Id: conn.c,v 1.107 2002/12/19 04:35:26 alex Exp $";
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static char UNUSED id[] = "$Id: conn.c,v 1.108 2002/12/26 16:48:14 alex Exp $";
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#include "imp.h"
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#include <assert.h>
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@ -495,7 +495,7 @@ va_dcl
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if( NGIRCd_Sniffer ) Log( LOG_DEBUG, " -> connection %d: '%s'.", Idx, buffer );
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#endif
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strcat( buffer, "\r\n" );
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strlcat( buffer, "\r\n", sizeof( buffer ));
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ok = Conn_Write( Idx, buffer, strlen( buffer ));
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My_Connections[Idx].msg_out++;
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@ -14,7 +14,7 @@
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#include "portab.h"
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static char UNUSED id[] = "$Id: irc-info.c,v 1.9 2002/12/22 23:30:33 alex Exp $";
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static char UNUSED id[] = "$Id: irc-info.c,v 1.10 2002/12/26 16:48:14 alex Exp $";
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#include "imp.h"
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#include <assert.h>
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@ -104,8 +104,8 @@ IRC_ISON( CLIENT *Client, REQUEST *Req )
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if( c && ( Client_Type( c ) == CLIENT_USER ))
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{
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/* Dieser Nick ist "online" */
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strcat( rpl, ptr );
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strcat( rpl, " " );
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strlcat( rpl, ptr, sizeof( rpl ));
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strlcat( rpl, " ", sizeof( rpl ));
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}
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ptr = strtok( NULL, " " );
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}
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@ -302,8 +302,8 @@ IRC_NAMES( CLIENT *Client, REQUEST *Req )
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if(( Client_Type( c ) == CLIENT_USER ) && ( Channel_FirstChannelOf( c ) == NULL ) && ( ! strchr( Client_Modes( c ), 'i' )))
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{
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/* Okay, das ist ein User: anhaengen */
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if( rpl[strlen( rpl ) - 1] != ':' ) strcat( rpl, " " );
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strcat( rpl, Client_ID( c ));
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if( rpl[strlen( rpl ) - 1] != ':' ) strlcat( rpl, " ", sizeof( rpl ));
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strlcat( rpl, Client_ID( c ), sizeof( rpl ));
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if( strlen( rpl ) > ( LINE_LEN - CLIENT_NICK_LEN - 4 ))
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{
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@ -464,15 +464,15 @@ IRC_USERHOST( CLIENT *Client, REQUEST *Req )
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if( c && ( Client_Type( c ) == CLIENT_USER ))
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{
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/* Dieser Nick ist "online" */
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strcat( rpl, Client_ID( c ));
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if( Client_HasMode( c, 'o' )) strcat( rpl, "*" );
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strcat( rpl, "=" );
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if( Client_HasMode( c, 'a' )) strcat( rpl, "-" );
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else strcat( rpl, "+" );
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strcat( rpl, Client_User( c ));
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strcat( rpl, "@" );
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strcat( rpl, Client_Hostname( c ));
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strcat( rpl, " " );
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strlcat( rpl, Client_ID( c ), sizeof( rpl ));
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if( Client_HasMode( c, 'o' )) strlcat( rpl, "*", sizeof( rpl ));
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strlcat( rpl, "=", sizeof( rpl ));
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if( Client_HasMode( c, 'a' )) strlcat( rpl, "-", sizeof( rpl ));
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else strlcat( rpl, "+", sizeof( rpl ));
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strlcat( rpl, Client_User( c ), sizeof( rpl ));
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strlcat( rpl, "@", sizeof( rpl ));
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strlcat( rpl, Client_Hostname( c ), sizeof( rpl ));
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strlcat( rpl, " ", sizeof( rpl ));
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}
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}
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if( rpl[strlen( rpl ) - 1] == ' ' ) rpl[strlen( rpl ) - 1] = '\0';
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{
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/* Flags zusammenbasteln */
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strcpy( flags, "H" );
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if( strchr( Client_Modes( c ), 'o' )) strcat( flags, "*" );
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if( strchr( Client_Modes( c ), 'o' )) strlcat( flags, "*", sizeof( flags ));
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/* ausgeben */
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cl2chan = Channel_FirstChannelOf( c );
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@ -644,10 +644,10 @@ IRC_WHOIS( CLIENT *Client, REQUEST *Req )
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assert( chan != NULL );
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/* Channel-Name anhaengen */
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if( str[strlen( str ) - 1] != ':' ) strcat( str, " " );
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if( strchr( Channel_UserModes( chan, c ), 'o' )) strcat( str, "@" );
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else if( strchr( Channel_UserModes( chan, c ), 'v' )) strcat( str, "+" );
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strcat( str, Channel_Name( chan ));
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if( str[strlen( str ) - 1] != ':' ) strlcat( str, " ", sizeof( str ));
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if( strchr( Channel_UserModes( chan, c ), 'o' )) strlcat( str, "@", sizeof( str ));
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else if( strchr( Channel_UserModes( chan, c ), 'v' )) strlcat( str, "+", sizeof( str ));
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strlcat( str, Channel_Name( chan ), sizeof( str ));
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if( strlen( str ) > ( LINE_LEN - CHANNEL_NAME_LEN - 4 ))
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{
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@ -806,10 +806,10 @@ IRC_Send_NAMES( CLIENT *Client, CHANNEL *Chan )
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if( is_member || is_visible )
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{
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/* Nick anhaengen */
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if( str[strlen( str ) - 1] != ':' ) strcat( str, " " );
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if( strchr( Channel_UserModes( Chan, cl ), 'o' )) strcat( str, "@" );
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else if( strchr( Channel_UserModes( Chan, cl ), 'v' )) strcat( str, "+" );
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strcat( str, Client_ID( cl ));
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if( str[strlen( str ) - 1] != ':' ) strlcat( str, " ", sizeof( str ));
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if( strchr( Channel_UserModes( Chan, cl ), 'o' )) strlcat( str, "@", sizeof( str ));
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else if( strchr( Channel_UserModes( Chan, cl ), 'v' )) strlcat( str, "+", sizeof( str ));
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strlcat( str, Client_ID( cl ), sizeof( str ));
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if( strlen( str ) > ( LINE_LEN - CLIENT_NICK_LEN - 4 ))
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{
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@ -859,9 +859,9 @@ IRC_Send_WHO( CLIENT *Client, CHANNEL *Chan, BOOLEAN OnlyOps )
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{
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/* Flags zusammenbasteln */
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strcpy( flags, "H" );
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if( strchr( Client_Modes( c ), 'o' )) strcat( flags, "*" );
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if( strchr( Channel_UserModes( Chan, c ), 'o' )) strcat( flags, "@" );
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else if( strchr( Channel_UserModes( Chan, c ), 'v' )) strcat( flags, "+" );
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if( strchr( Client_Modes( c ), 'o' )) strlcat( flags, "*", sizeof( flags ));
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if( strchr( Channel_UserModes( Chan, c ), 'o' )) strlcat( flags, "@", sizeof( flags ));
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else if( strchr( Channel_UserModes( Chan, c ), 'v' )) strlcat( flags, "+", sizeof( flags ));
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/* ausgeben */
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if(( ! OnlyOps ) || ( strchr( Client_Modes( c ), 'o' )))
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@ -14,7 +14,7 @@
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#include "portab.h"
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static char UNUSED id[] = "$Id: irc-mode.c,v 1.24 2002/12/18 14:16:21 alex Exp $";
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static char UNUSED id[] = "$Id: irc-mode.c,v 1.25 2002/12/26 16:48:14 alex Exp $";
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#include "imp.h"
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#include <assert.h>
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else
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{
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/* Append modifier character to result string */
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x[0] = *mode_ptr; strcat( the_modes, x );
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x[0] = *mode_ptr;
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strlcat( the_modes, x, sizeof( the_modes ));
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}
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if( *mode_ptr == '+' ) set = TRUE;
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else set = FALSE;
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if( set )
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{
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/* Set mode */
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if( Client_ModeAdd( Target, x[0] )) strcat( the_modes, x );
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if( Client_ModeAdd( Target, x[0] )) strlcat( the_modes, x, sizeof( the_modes ));
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}
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else
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{
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/* Unset mode */
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if( Client_ModeDel( Target, x[0] )) strcat( the_modes, x );
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if( Client_ModeDel( Target, x[0] )) strlcat( the_modes, x, sizeof( the_modes ));
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}
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}
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client_exit:
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else
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{
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/* Append modifier character to result string */
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x[0] = *mode_ptr; strcat( the_modes, x );
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x[0] = *mode_ptr;
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strlcat( the_modes, x, sizeof( the_modes ));
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}
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if( *mode_ptr == '+' ) set = TRUE;
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else set = FALSE;
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/* Channel-User-Mode */
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if( Channel_UserModeAdd( Channel, client, x[0] ))
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{
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strcat( the_args, Client_ID( client ));
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strcat( the_args, " " ); strcat( the_modes, x );
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strlcat( the_args, Client_ID( client ), sizeof( the_args ));
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strlcat( the_args, " ", sizeof( the_args ));
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strlcat( the_modes, x, sizeof( the_modes ));
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Log( LOG_DEBUG, "User \"%s\": Mode change on %s, now \"%s\"", Client_Mask( client ), Channel_Name( Channel ), Channel_UserModes( Channel, client ));
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}
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}
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/* Channel-Mode */
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if( Channel_ModeAdd( Channel, x[0] ))
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{
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strcat( the_modes, x );
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strlcat( the_modes, x, sizeof( the_modes ));
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Log( LOG_DEBUG, "Channel %s: Mode change, now \"%s\".", Channel_Name( Channel ), Channel_Modes( Channel ));
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}
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}
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@ -503,8 +506,9 @@ Channel_Mode( CLIENT *Client, REQUEST *Req, CLIENT *Origin, CHANNEL *Channel )
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/* Channel-User-Mode */
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if( Channel_UserModeDel( Channel, client, x[0] ))
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{
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strcat( the_args, Client_ID( client ));
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strcat( the_args, " " ); strcat( the_modes, x );
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strlcat( the_args, Client_ID( client ), sizeof( the_args ));
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strlcat( the_args, " ", sizeof( the_args ));
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strlcat( the_modes, x, sizeof( the_modes ));
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Log( LOG_DEBUG, "User \"%s\": Mode change on %s, now \"%s\"", Client_Mask( client ), Channel_Name( Channel ), Channel_UserModes( Channel, client ));
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}
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}
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@ -513,7 +517,7 @@ Channel_Mode( CLIENT *Client, REQUEST *Req, CLIENT *Origin, CHANNEL *Channel )
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/* Channel-Mode */
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if( Channel_ModeDel( Channel, x[0] ))
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{
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strcat( the_modes, x );
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strlcat( the_modes, x, sizeof( the_modes ));
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Log( LOG_DEBUG, "Channel %s: Mode change, now \"%s\".", Channel_Name( Channel ), Channel_Modes( Channel ));
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}
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}
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@ -522,8 +526,8 @@ Channel_Mode( CLIENT *Client, REQUEST *Req, CLIENT *Origin, CHANNEL *Channel )
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/* Are there additional arguments to add? */
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if( argadd[0] )
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{
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if( the_args[strlen( the_args ) - 1] != ' ' ) strcat( the_args, " " );
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strcat( the_args, argadd );
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if( the_args[strlen( the_args ) - 1] != ' ' ) strlcat( the_args, " ", sizeof( the_args ));
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strlcat( the_args, argadd, sizeof( the_args ));
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}
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}
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chan_exit:
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@ -14,7 +14,7 @@
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#include "portab.h"
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static char UNUSED id[] = "$Id: irc-server.c,v 1.25 2002/12/26 16:25:43 alex Exp $";
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static char UNUSED id[] = "$Id: irc-server.c,v 1.26 2002/12/26 16:48:14 alex Exp $";
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#include "imp.h"
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#include <assert.h>
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@ -195,10 +195,10 @@ IRC_SERVER( CLIENT *Client, REQUEST *Req )
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assert( cl != NULL );
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/* Nick, ggf. mit Modes, anhaengen */
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if( str[strlen( str ) - 1] != ':' ) strcat( str, "," );
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if( strchr( Channel_UserModes( chan, cl ), 'v' )) strcat( str, "+" );
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if( strchr( Channel_UserModes( chan, cl ), 'o' )) strcat( str, "@" );
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strcat( str, Client_ID( cl ));
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if( str[strlen( str ) - 1] != ':' ) strlcat( str, ",", sizeof( str ));
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if( strchr( Channel_UserModes( chan, cl ), 'v' )) strlcat( str, "+", sizeof( str ));
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if( strchr( Channel_UserModes( chan, cl ), 'o' )) strlcat( str, "@", sizeof( str ));
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strlcat( str, Client_ID( cl ), sizeof( str ));
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if( strlen( str ) > ( LINE_LEN - CLIENT_NICK_LEN - 8 ))
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{
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@ -14,7 +14,7 @@
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#include "portab.h"
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static char UNUSED id[] = "$Id: ngircd.c,v 1.67 2002/12/26 16:25:43 alex Exp $";
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static char UNUSED id[] = "$Id: ngircd.c,v 1.68 2002/12/26 16:48:14 alex Exp $";
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#include "imp.h"
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#include <assert.h>
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@ -73,8 +73,8 @@ main( int argc, const char *argv[] )
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#ifdef SNIFFER
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NGIRCd_Sniffer = FALSE;
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#endif
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strcpy( NGIRCd_ConfFile, SYSCONFDIR );
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strcat( NGIRCd_ConfFile, CONFIG_FILE );
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strlcpy( NGIRCd_ConfFile, SYSCONFDIR, sizeof( NGIRCd_ConfFile ));
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strlcat( NGIRCd_ConfFile, CONFIG_FILE, sizeof( NGIRCd_ConfFile ));
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/* Kommandozeile parsen */
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for( i = 1; i < argc; i++ )
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@ -376,12 +376,12 @@ NGIRCd_VersionAddition( VOID )
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strcat( txt, "IRCPLUS" );
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#endif
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if( txt[0] ) strcat( txt, "-" );
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strcat( txt, TARGET_CPU );
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strcat( txt, "/" );
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strcat( txt, TARGET_VENDOR );
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strcat( txt, "/" );
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strcat( txt, TARGET_OS );
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if( txt[0] ) strlcat( txt, "-", sizeof( txt ));
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strlcat( txt, TARGET_CPU, sizeof( txt ));
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strlcat( txt, "/", sizeof( txt ));
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strlcat( txt, TARGET_VENDOR, sizeof( txt ));
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strlcat( txt, "/", sizeof( txt ));
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strlcat( txt, TARGET_OS, sizeof( txt ));
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return txt;
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} /* NGIRCd_VersionAddition */
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@ -8,7 +8,7 @@
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* (at your option) any later version.
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* Please read the file COPYING, README and AUTHORS for more information.
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*
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* $Id: ngircd.h,v 1.18 2002/12/19 04:30:00 alex Exp $
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* $Id: ngircd.h,v 1.19 2002/12/26 16:48:14 alex Exp $
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*
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* Prototypes of the "main module".
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*/
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@ -45,7 +45,7 @@ GLOBAL CHAR NGIRCd_DebugLevel[2]; /* Debug-Level fuer IRC_VERSION() */
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|
||||
GLOBAL CHAR NGIRCd_ConfFile[FNAME_LEN]; /* Konfigurationsdatei */
|
||||
|
||||
GLOBAL CHAR NGIRCd_ProtoID[1024]; /* Protokoll- und Server-Identifikation */
|
||||
GLOBAL CHAR NGIRCd_ProtoID[COMMAND_LEN];/* Protokoll- und Server-Identifikation */
|
||||
|
||||
|
||||
GLOBAL CHAR *NGIRCd_Version PARAMS((VOID ));
|
||||
|
|
|
@ -14,7 +14,7 @@
|
|||
|
||||
#include "portab.h"
|
||||
|
||||
static char UNUSED id[] = "$Id: parse.c,v 1.52 2002/12/18 13:53:20 alex Exp $";
|
||||
static char UNUSED id[] = "$Id: parse.c,v 1.53 2002/12/26 16:48:14 alex Exp $";
|
||||
|
||||
#include "imp.h"
|
||||
#include <assert.h>
|
||||
|
@ -363,9 +363,9 @@ Handle_Request( CONN_ID Idx, REQUEST *Req )
|
|||
strcpy( str, Req->command );
|
||||
for( i = 0; i < Req->argc; i++ )
|
||||
{
|
||||
if( i < Req->argc - 1 ) strcat( str, " " );
|
||||
else strcat( str, " :" );
|
||||
strcat( str, Req->argv[i] );
|
||||
if( i < Req->argc - 1 ) strlcat( str, " ", sizeof( str ));
|
||||
else strlcat( str, " :", sizeof( str ));
|
||||
strlcat( str, Req->argv[i], sizeof( str ));
|
||||
}
|
||||
return IRC_WriteStrClientPrefix( target, prefix, "%s", str );
|
||||
}
|
||||
|
|
Loading…
Reference in New Issue