CVS moved to erdgeist.org

1 files changed, 1504 insertions, 0 deletions

diff --git a/vchat-ui.c b/vchat-ui.c
new file mode 100755
index 0000000..e9368b4
--- /dev/null
+++ b/vchat-ui.c
@@ -0,0 +1,1504 @@
+/*
+ * vchat-client - alpha version
+ * vchat-ui.c - user-interface and readline handling
+ *
+ * Copyright (C) 2001 Andreas Kotes <count@flatline.de>
+ *
+ * This program is free software. It can be redistributed and/or modified,
+ * provided that this copyright notice is kept intact. This program is
+ * distributed in the hope that it will be useful, but without any warranty;
+ * without even the implied warranty of merchantability or fitness for a
+ * particular purpose. In no event shall the copyright holder be liable for
+ * any direct, indirect, incidental or special damages arising in any way out
+ * of the use of this software. 
+ *
+ */
+
+/* general includes */
+#include <unistd.h>
+#include <ncurses.h>
+#include <signal.h>
+#include <stdlib.h>
+#include <errno.h>
+#include <termios.h>
+#include <sys/ioctl.h>
+#include <readline/readline.h>
+#include <readline/history.h>
+#include <openssl/pem.h>
+#include <regex.h>
+#include "vchat.h"
+
+/* version of this module */
+unsigned char *vchat_ui_version = "$Id$";
+
+/* externally used variables */
+/*   current string in topic window */
+unsigned char topicstr[TOPICSTRSIZE] = "[] VChat 0.16";
+/*   current string in console window */
+unsigned char consolestr[CONSOLESTRSIZE] = "[ Get help: .h for server /h for client commands";
+
+static unsigned int    ui_init          = 0;
+
+/* our windows */
+static WINDOW         *console          = NULL;
+static WINDOW         *input            = NULL;
+static WINDOW         *topic            = NULL;
+static WINDOW         *channel          = NULL;
+static WINDOW         *private          = NULL;
+static WINDOW         *output           = NULL;
+/* our screen dimensions */
+static int             screensx         = 0;
+static int             screensy         = 0;
+/* length of last input on line (for clearing) */
+static int             lastlen          = 0;
+/* current horizontal scrolling offset for input line */
+static int             scroff           = 0;
+/* cache for stepping value of horizontal scrolling */
+unsigned int           hscroll          = 0;
+
+static int             outputshown      = 0;
+static int             outputwidth_desired = 0;
+
+static int             privheight       = 0;
+static int             privheight_desired = 0;
+static int             privwinhidden    = 0;
+int                    usetime          = 1;
+int                    outputcountdown  = 0;
+
+struct sb_entry {
+  int                id;
+  time_t             when;
+  int                stamp;
+  unsigned char     *what;
+  struct sb_entry   *link;
+};
+
+struct sb_data {
+  struct sb_entry   *entries;
+  int                count;
+  int                scroll;
+};
+
+static struct sb_data *sb_pub          = NULL;
+static struct sb_data *sb_priv         = NULL;
+static struct sb_data *sb_out          = NULL;
+
+/* Tells, which window is active */
+static int             sb_win          = 0; /* 0 for pub, 1 for priv */
+
+/*   struct to keep filter list */
+struct filt {
+  unsigned char        colour;
+  unsigned int         id;
+  unsigned char       *text;
+  regex_t              regex;
+  struct   filt       *next;
+};
+
+typedef struct filt    filt;
+
+static filt           *filterlist   = NULL;
+static int             filtertype   = 0;
+static int             currentstamp = 0;
+
+/* Prototype declarations */
+
+static void resize           (int);
+static void drawwin          (WINDOW *win, struct sb_data  *sb);
+static int  writescr         (WINDOW *win, struct sb_entry *entry);
+static int  testfilter       (             struct sb_entry *entry);
+static int  gettextwidth     (char *textbuffer);
+static void resize_output    (void);
+static int  getsbeheight     (struct sb_entry *entry, const int xwidth, int needstime );
+static int  getsbdataheight  (struct sb_data *data, const int xwidth, int needstime );
+/* CURRENTLY UNUSED
+static void writecolorized   (WINDOW *win, unsigned char *string);
+*/
+
+enum {
+  RMFILTER_RMANDCONT,
+  RMFILTER_RMANDSTOP,
+  RMFILTER_KEEPANDCONT,
+  RMFILTER_KEEPANDSTOP
+};
+
+/* readlines callback when a line is completed */
+static void
+linecomplete (unsigned char *line)
+{
+  int i;
+
+  /* send linefeed, return pointer, reset cursors */
+  waddch (input, '\n');
+  wmove (input, 0, 0);
+  rl_point = 0;
+  scroff = 0;
+
+  if (line) {
+      i = strlen(line)-1;
+      while (line[i] == ' ') line[i--]='\0';
+
+      if (line[0] && strchr(line,' ') == NULL && line[i] == ':')
+          line[i--] = '\0';
+
+      /* empty line? nada. */
+      if (!line[0])
+        return;
+
+      /* add line to history and have it handled in vchat-protocol.c */
+      add_history (line);
+      handleline (line);
+      free (line);
+
+      /* wipe input line and reset cursor */
+      wmove (input, 0, 0);
+      for (i = 0; i < input->_maxx; i++)
+      waddch (input, ' ');
+      wmove (input, 0, 0);
+      wrefresh (input);
+  }
+}
+
+/* redraw-callback for readline */
+static void
+vciredraw (void)
+{
+  int i;
+  /* hscroll value cache set up? */
+  if (!hscroll)
+    {
+      /* check config-option or set hardcoded default */
+      hscroll = getintoption (CF_HSCROLL);
+      if (!hscroll)
+        hscroll = 5;
+    }
+
+  /* calculate horizontal scrolling offset */
+  if (rl_point - scroff < 0)
+    scroff = rl_point - 4;
+  if (rl_point - scroff > input->_maxx)
+    scroff = rl_point - input->_maxx + 2;
+  if (rl_point - scroff > input->_maxx - (hscroll - 2))
+    scroff += hscroll;
+  else if (rl_point - scroff < input->_maxx - (hscroll + 2))
+    scroff -= hscroll;
+  if (scroff < 0)
+    scroff = 0;
+
+  /* wipe input line */
+  wmove (input, 0, 0);
+  for (i = 0; i < input->_maxx; i++)
+  waddch (input, ' ');
+
+  /* show current line, move cursor, redraw! */
+  mvwaddnstr (input, 0, 0, &rl_line_buffer[scroff], input->_maxx);
+  wmove (input, 0, rl_point - scroff);
+  wrefresh (input);
+}
+
+/* called by the eventloop in vchat-client.c */
+void
+userinput (void)
+{
+  /* let readline handle what the user typed .. */
+  rl_callback_read_char ();
+}
+
+static int
+calcdrawcus (unsigned char * const str) {
+  unsigned char *tmp = str;
+  int zero = 0;
+  while( *tmp && (*tmp!=' ') && (*tmp!='\n')) { if(*tmp==1) zero+=2; tmp++; }
+  return (tmp - str) - zero;
+}
+
+static void
+sb_flush ( struct sb_data *sb ) {
+  struct sb_entry *now = sb->entries, *prev = NULL, *tmp;
+  while( now ) {
+      tmp  = (struct sb_entry*)((unsigned long)prev ^ (unsigned long)now->link);
+      free(now->what );
+      free(now);
+      prev = now;
+      now  = tmp;
+  }
+  sb->entries = NULL;
+}
+
+static void
+sb_clear ( struct sb_data **sb ) {
+  sb_flush(*sb);
+  free( *sb );
+  *sb = NULL;
+}
+
+static struct sb_entry*
+sb_add (struct sb_data *sb, unsigned char *line, time_t when) {
+  struct sb_entry *newone = malloc (sizeof(struct sb_entry));
+  if( newone ) {
+      if( sb->count == sb->scroll ) sb->scroll++;
+      newone->id   = sb->count++;
+      newone->when = when;
+      newone->what = strdup(line);
+      newone->link = sb->entries;
+      newone->stamp= 0xffff;
+      if( sb->entries ) sb->entries->link = (struct sb_entry*)((unsigned long)sb->entries->link ^ (unsigned long)newone);
+      sb->entries  = newone;
+  }
+  return newone;
+}
+
+void flushout ( )
+{
+  sb_flush(sb_out);
+  writeout(" ");
+  outputwidth_desired = 0;
+  outputshown = 0;
+}
+
+void hideout( )
+{
+  outputshown = 0;
+  resize(0);
+}
+
+void showout (void)
+{
+  writeout(" ");
+  outputcountdown = 6;
+  outputshown = 1;
+  resize(0);
+}
+
+void writeout (unsigned char *str)
+{
+  sb_add(sb_out,str,time(NULL));
+  int i = 1 + gettextwidth( str );
+  if( i > outputwidth_desired ) outputwidth_desired = i;
+}
+
+int writechan (unsigned char *str) {
+  struct sb_entry *tmp;
+  int i = 0;
+  time_t now = time(NULL);
+  tmp = sb_add(sb_pub,str,now);
+
+  if ( (sb_pub->scroll == sb_pub->count) && ((filtertype == 0) || ( testfilter(tmp)))) {
+     i = writescr(channel, tmp);
+     wnoutrefresh(channel);
+  }
+  consoleline(NULL);
+  return i;
+}
+
+int writecf (formtstr id,unsigned char *str) {
+    struct sb_entry *tmp;
+    int i = 0;
+    time_t now = time(NULL);
+    snprintf(tmpstr,TMPSTRSIZE,getformatstr(id),str);
+    tmp = sb_add(sb_pub,tmpstr,now);
+    if ( (sb_pub->scroll == sb_pub->count) &&
+         ((filtertype == 0) || ( testfilter(tmp)))) {
+        i = writescr(channel, tmp);
+        wnoutrefresh(channel);
+    }
+    consoleline(NULL);
+    return i;
+}
+
+int writepriv (unsigned char *str) {
+    int i = 0;
+    time_t now = time (NULL);
+    struct sb_entry *tmp;
+
+    if (private) {
+        tmp = sb_add(sb_priv,str,now);
+        if ( (sb_priv->scroll == sb_priv->scroll) &&
+             ((filtertype == 0) || ( testfilter(tmp)))) {
+            i = writescr(private, tmp);
+        }
+        if( privwinhidden ) {
+            privheight_desired = privwinhidden;
+            privwinhidden      = 0;
+            resize(0);
+        }
+        wnoutrefresh(private);
+        topicline(NULL);
+    } else
+        i = writechan( str );
+
+    return i;
+}
+
+/* Get #if 's out of code */
+
+#if NCURSES_VERSION_MAJOR >= 5
+
+typedef struct {
+    attr_t attr;
+    short  pair;
+} ncurs_attr;
+
+#define WATTR_GET( win, orgattr ) wattr_get( win, &orgattr.attr, &orgattr.pair, NULL)
+#define WATTR_SET( win, orgattr ) wattr_set( win,  orgattr.attr,  orgattr.pair, NULL)
+#define BCOLR_SET( attr, colour ) attr->pair = colour;
+
+#else
+
+typedef struct {
+    attr_t attr;
+} ncurs_attr;
+
+#define WATTR_GET( win, orgattr ) orgattr.attr = wattr_get(win);
+#define WATTR_SET( win, orgattr ) wattr_set( win, orgattr.attr);
+#define BCOLR_SET( attr, colour ) attr->attr = ((attr->attr) & ~A_COLOR) | COLOR_PAIR((colour));
+
+#endif
+
+/* 'A' - 'Z' attriute type */
+static int attributes[] = { A_ALTCHARSET, A_BOLD, 0, A_DIM, 0, 0, 0, 0, A_INVIS, 0, 0, A_BLINK,
+                     0, A_NORMAL, 0, A_PROTECT, 0, A_REVERSE, A_STANDOUT, 0, A_UNDERLINE,
+                     0, 0, 1, 0, 0 };
+
+static void
+docolorize (unsigned char colour, ncurs_attr *attr, ncurs_attr orgattr) {
+  if( colour== '0') {
+      *attr = orgattr;
+  } else if( ( colour > '0') && ( colour <= '9')) {
+      BCOLR_SET( attr, colour - '0' );
+  } else {
+      unsigned char upc = colour & ( 0x20 ^ 0xff ); /* colour AND NOT 0x20 */
+      attr_t        newattr;
+      if( ( upc >= 'A') && ( upc<='Z' ) && ( newattr = attributes[upc - 'A']) )
+          attr->attr = ( colour & 0x20 ) ? attr->attr | newattr : attr->attr & ~newattr;
+  }
+}  
+
+/* draw arbitrary strings */
+static int
+writescr ( WINDOW *win, struct sb_entry *entry ) {
+  unsigned char tmp [64];
+  int charcount = 0;
+  int i;
+  int textlen   = strlen( entry->what );
+  int timelen   = ((win == channel)||(win == private)) && usetime ?
+      (int)strftime(tmp,64,getformatstr(FS_TIME),localtime(&entry->when)) : 0;
+  unsigned char textbuffer[ textlen+timelen+1 ];
+  ncurs_attr    attrbuffer[ textlen+timelen+1 ];
+  ncurs_attr    orgattr;
+
+  /* illegal window? return */
+  if( !win || !(textlen+timelen)) return 0;
+
+  /* store original attributes */
+  WATTR_GET( win, orgattr);
+  attrbuffer[ 0 ] = orgattr;
+  
+  /* copy time string */
+  for( i = 0; i < timelen; i++ )
+      if( tmp[ i ] == 1 ) {
+          docolorize( tmp[++i], attrbuffer+charcount, orgattr);
+      } else {
+          attrbuffer[ charcount+1 ] = attrbuffer[ charcount ];
+          textbuffer[ charcount++ ] = tmp[ i ];
+      }
+
+  timelen     = charcount;
+
+  /* copy text */
+  for( i = 0; i< textlen; i++ )
+      if( entry->what[ i ] == 1 ) {
+          docolorize( entry->what[++i], attrbuffer+charcount, orgattr);
+      } else {
+          attrbuffer[ charcount+1 ] = attrbuffer[ charcount ];
+          textbuffer[ charcount++ ] = entry->what[ i ];
+      }
+
+  /* zero terminate text --- very important :) */
+  textbuffer[ charcount ] = 0;
+
+  /* hilite */
+  if((win == channel)||(win == private)) { /* do not higlight bars */
+      filt          *flt   = filterlist;
+      unsigned char *instr = textbuffer;
+      regmatch_t    match;
+      int           j;
+
+      while( flt ) {
+          if ( (flt->colour != '-') && (flt->colour != '+')) {
+              i = timelen;
+              while( i < charcount ) {
+                  if( regexec( &flt->regex, instr+i, 1, &match, 0 )) {
+                      i = charcount;
+                  } else {
+                      for( j = i + match.rm_so; j < i + match.rm_eo; j++)
+                          docolorize( flt->colour, attrbuffer+j, orgattr );
+                      i += 1 + match.rm_so;
+                  }
+              }
+          }
+          flt = flt->next;
+      }
+  }
+
+  if (win->_curx) waddch(win,'\n');
+
+  for( i = 0; i < charcount; i++ ) {
+      /* on start of line or attribute changes set new attribute */
+      if( !i || memcmp( attrbuffer+i, attrbuffer+i-1, sizeof(ncurs_attr)))
+          WATTR_SET( win, attrbuffer[i]);
+      if( textbuffer[ i ] == ' ') {
+          if ((calcdrawcus(textbuffer+i+1) + win->_curx > win->_maxx - 1)&&
+              (calcdrawcus(textbuffer+i+1) < win->_maxx)) {
+              /* line wrap found */
+              WATTR_SET( win, orgattr);
+              waddstr( win, "\n   ");
+              WATTR_SET( win, attrbuffer[ i ]);
+          }
+      }
+      /* plot character */
+      waddch( win, textbuffer[ i ]);
+  }
+
+  /* restore old attributes */
+  WATTR_SET (win, orgattr);
+
+  return charcount;
+}
+
+static void
+resize_output ( )
+{
+  int outputwidth  = (outputwidth_desired + 7 > screensx) ? screensx - 7 : outputwidth_desired;
+  int outputheight = getsbdataheight(sb_out, outputwidth-1, 0);
+
+  if (outputheight + 5 > screensy ) outputheight = screensy - 5;
+  wresize(output,outputheight,outputwidth);
+  mvwin(output,(screensy-outputheight)>>1,(screensx-outputwidth)>>1);
+  drawwin(output, sb_out);
+}
+
+static void
+doscroll( int up ) {
+  WINDOW *destwin = (sb_win && private) ? private : channel;
+  struct sb_data *sb = (sb_win && private) ? sb_priv : sb_pub;
+  struct sb_entry *now = sb->entries, *prev = NULL, *tmp;
+  int lines = destwin->_maxy>>1;
+
+  if( sb->scroll != sb->count )
+      while( now && (now->id != sb->scroll) ) {
+         tmp = now; now = (struct sb_entry*)((unsigned long)now->link ^ (unsigned long)prev); prev = tmp;
+      }
+
+  if( !up ) {
+      prev = (struct sb_entry*)((unsigned long)now->link ^ (unsigned long)prev);
+      tmp = now; now = (struct sb_entry*)((unsigned long)now->link ^ (unsigned long)prev); prev = tmp;
+  }
+
+  while( now && (lines > 0)) {
+      if ( (!filtertype) || ( (now->stamp != currentstamp) && ( (now->stamp == (currentstamp | (1<<15))) || testfilter( now ) ) ) )
+      {
+          lines -= getsbeheight( now, destwin->_maxx, usetime );
+      }
+      tmp = now; now = (struct sb_entry*)((unsigned long)now->link ^ (unsigned long)prev); prev = tmp;
+  }
+  if( now )
+      sb->scroll = now->id;
+  else
+      if( !up ) sb->scroll = sb->count;
+
+  drawwin(destwin, sb);
+  wnoutrefresh(destwin);
+  if( sb_win && private ) topicline(NULL); else consoleline(NULL);
+}
+
+
+void
+scrollup (void)
+{
+  doscroll( 1 );
+}
+
+void
+scrolldown (void)
+{
+  doscroll( 0 );
+}
+
+void
+scrollwin (vod)
+{
+    if (!sb_win && private) sb_win = 1;
+    else sb_win = 0;
+    topicline(NULL);
+    consoleline(NULL);
+}
+
+void
+growprivwin (vod) {
+    if( private ) {
+      if( privwinhidden)
+          privwinhidden = 0;
+      if( ++privheight_desired > screensy - 5)
+          privheight_desired = screensy - 5;
+      resize(0);
+    }
+}
+
+void toggleprivwin (vod) {
+  if( outputshown ) {
+      outputshown = 0;
+      resize(0);
+  } else {
+       if( private ) {
+           if( privwinhidden ) {
+               privheight_desired = privwinhidden;
+               privwinhidden      = 0;
+           } else {
+               privwinhidden      = privheight_desired;
+               privheight_desired = 1;
+           }
+        resize(0);
+       }
+  }
+}
+
+void
+shrinkprivwin (vod) {
+    if( private && !privwinhidden ) {
+      if( --privheight_desired < 1) privheight_desired = 1;
+      if(   privheight_desired > screensy - 5)  privheight_desired = screensy - 5;
+      resize(0);
+    }
+}
+
+/* nick completion callback for readline */
+static char **
+vcccomplete (char *text, int start, int end)
+{
+  char **matches;
+  matches = (char **) NULL;
+  /* are we at start of line, with no characters typed? message completion */
+  if (start == 0 && end == 0)
+    {
+#ifdef OLDREADLINE
+      matches = completion_matches (text, (CPFunction *) ul_mnickcomp);
+#else
+      matches = rl_completion_matches (text, (rl_compentry_func_t *) ul_mnickcomp);
+#endif
+      rl_attempted_completion_over = 1;
+    }
+  /* start of line? get matches for channel! */
+  else if (start == 0)
+    {
+#ifdef OLDREADLINE
+      matches = completion_matches (text, (CPFunction *) ul_cnickcomp);
+#else
+      matches = rl_completion_matches (text, (rl_compentry_func_t *) ul_cnickcomp);
+#endif
+      /* no, we want no 'normal' completion if started typing on the beginning
+       * of the line */
+      rl_attempted_completion_over = 1;
+    }
+  return (matches);
+}
+
+/* clear message window */
+void
+clearpriv ()
+{
+  WINDOW *dest = NULL;
+  /* do we have a private window? */
+  if (private)
+      dest = private;
+  else
+      dest = channel;
+
+  /* clear window, move cursor to bottom, redraw */
+  wclear (dest);
+  wmove (dest, dest->_maxy, dest->_maxx);
+  wrefresh (dest);
+}
+
+/* clear channel window */
+void
+clearchan ()
+{
+  /* clear window, move cursor to bottom, redraw */
+  wclear (channel);
+  wmove (channel, channel->_maxy, channel->_maxx);
+  wrefresh (channel);
+}
+
+/* Get window size */
+
+void ttgtsz(int *x,int *y) {
+#ifdef TIOCGSIZE
+   struct ttysize getit;
+#else
+#ifdef TIOCGWINSZ
+   struct winsize getit;
+#endif
+#endif
+
+   *x=0; *y=0;
+#ifdef TIOCGSIZE
+   if(ioctl(1,TIOCGSIZE,&getit)!= -1) {
+     *x=getit.ts_cols;
+     *y=getit.ts_lines;
+    }
+#else
+#ifdef TIOCGWINSZ
+    if(ioctl(1,TIOCGWINSZ,&getit)!= -1) {
+     *x=getit.ws_col;
+     *y=getit.ws_row;
+    }
+#endif
+#endif
+ }
+
+static void
+redraw (void)
+{
+  sb_pub->scroll = sb_pub->count;
+  sb_priv->scroll = sb_priv->count;
+
+  resize(0);
+}
+
+/* resize display on SIGWINCH */
+void
+resize (int signal)
+{
+  int xsize,ysize;
+  //errmsg ("! SIGWINCH raised without code for it, hope you didn't make it smaller ;)");
+  //endwin();
+  ttgtsz(&xsize,&ysize);
+  resizeterm(ysize,xsize);
+  //refresh();
+  /* store screen-dimensions to local functions */
+  getmaxyx (stdscr, screensy, screensx);
+
+  if (!privheight_desired) privheight_desired = getintoption(CF_PRIVHEIGHT);
+  if ( privheight_desired > screensy - 5)  privheight = screensy - 5; else privheight = privheight_desired;
+
+  /* check dimensions or bump user */
+  if (screensy - privheight < 4)
+    {
+        fprintf (stderr, "vchat-client: screen to short (only %d rows, at least %d expected), bailing out.\n", screensy, privheight + 6);
+        snprintf (errstr, ERRSTRSIZE, "vchat-client: screen to short (only %d rows, at least %d expected), bailing out.\n", screensy, privheight + 6);
+        cleanup (0);
+    }
+  if (screensx < 14)
+    {
+        fprintf (stderr, "vchat-client: screen to thin (only %d cols, at least %d expected), bailing out.\n", screensx, 14);
+        snprintf (errstr, ERRSTRSIZE, "vchat-client: screen to thin (only %d cols, at least %d expected), bailing out.\n", screensx, 14);
+        cleanup (0);
+    }
+
+  wresize(console,1,screensx);
+  wresize(input,1,screensx);
+  if (private)
+     wresize(private,privheight,screensx);
+  wresize(topic,1,screensx);
+  wresize(channel,screensy-(privheight+3),screensx);
+
+  mvwin(console,screensy-2,0);
+  mvwin(input,screensy-1,0);
+  if(private)     mvwin(private,0,0);
+  mvwin(topic,privheight,0);
+  mvwin(channel,privheight+1,0);
+
+                  drawwin(channel, sb_pub);
+  if(private)     drawwin(private, sb_priv);
+                  wnoutrefresh(channel);
+  if(private)     wnoutrefresh(private);
+
+  if(outputshown) resize_output();
+                  topicline(NULL);
+                  consoleline(NULL);
+  if(loggedin)    vciredraw();
+}
+
+static int
+gettextwidth (char *textbuffer)
+{
+  int  width       = 0;
+
+  do switch( *(textbuffer++) ) {
+  case   1:
+      if (!*(textbuffer++)) return width;
+      break;  
+  case   0:
+      return width;
+      break;
+  default:   
+      width++;
+      break;   
+  } while( 1 );
+}
+
+static int
+getsbdataheight (struct sb_data *data, const int xwidth, int needstime )
+{
+  struct sb_entry *now = data->entries, *prev = NULL, *tmp;
+  int height = 0;
+  while( now ) {
+      height += getsbeheight( now, xwidth, needstime);
+      tmp = now; now = (struct sb_entry*)((unsigned long)now->link ^ (unsigned long)prev); prev = tmp;
+  }
+  return height;
+}
+
+static int
+getsbeheight (struct sb_entry *entry, const int xwidth, int needstime )
+{
+  int curx = 0, lines = 1;
+  char tmp[ 64 ], *textbuffer;
+
+  if( needstime ) {
+      int timelen = (int)strftime(tmp,64,getformatstr(FS_TIME),localtime(&entry->when));
+      tmp[ timelen ] = 2;
+      textbuffer=tmp;
+  } else {
+      textbuffer = entry->what;
+  }
+
+  do switch( *textbuffer++ ) {
+  case ' ':
+      if ((calcdrawcus(textbuffer) + curx > xwidth - 1) &&
+          (calcdrawcus(textbuffer) < xwidth)) {
+              lines++; curx = 4;
+           } else {
+               if( curx++ == xwidth ) {
+                  curx = 0; lines++;
+               }
+           }
+      break;
+  case   1:
+      if (!*textbuffer++) return lines;
+      break;  
+  case   0:
+      return lines;
+      break;
+  case   2:
+      textbuffer=entry->what;
+      break;
+  default:   
+      if( curx++ == xwidth ) {
+          curx = 0; lines++;
+      }
+      break;   
+  } while( 1 );
+ 
+}
+
+static int
+analyzefilters( void ) {
+  filt *filters = filterlist;
+  int type = 0;
+
+  sb_pub->scroll = sb_pub->count;
+  sb_priv->scroll = sb_priv->count;
+
+  if( ++currentstamp == 0x3fff ) currentstamp = 1;
+
+  while( (type!=1) && filters ) {
+      if( filters->colour == '-' ) type = 2;
+      if( filters->colour == '+' ) type = 1;
+      filters=filters->next;
+  }
+  return type;
+}
+
+static int
+testfilter ( struct sb_entry* entry ) {
+    int match = 0;
+    filt *filters = filterlist;
+    char filtercolour = filtertype == 2 ? '-' : '+';
+
+    while( !match && filters ) {
+        if( filters->colour == filtercolour )
+            match = regexec( &filters->regex, entry->what, 0, NULL, 0 ) ? 0 : 1;
+        filters=filters->next;
+    }
+    match = ( filtertype == 2 ) ? ( 1 - match ) : match;
+    entry->stamp = (match << 15) | currentstamp;
+
+    return match;
+}
+
+static void
+drawwin (WINDOW *win, struct sb_data *sb )
+{
+  if (win) {
+      struct sb_entry *now = sb->entries, *prev = NULL, *tmp;
+      struct sb_entry *vis[win->_maxy + 1];
+      int sumlines = 0, sumbuffers = 0;
+
+      /* public scrollback */
+      if( sb->scroll != sb->count )
+          while( now && (now->id != sb->scroll) ) {
+              tmp = now; now = (struct sb_entry*)((unsigned long)now->link ^ (unsigned long)prev); prev = tmp;
+          }
+
+      if( (win == output) || (filtertype == 0)) {
+          while( now && (sumlines <= win->_maxy )) {
+              sumlines += getsbeheight( now, win->_maxx, ((win == channel)||(win == private)) && usetime );
+              vis[ sumbuffers++ ] = now;
+              tmp = now; now = (struct sb_entry*)((unsigned long)now->link ^ (unsigned long)prev); prev = tmp;
+          }
+      } else {
+          while( now && (sumlines <= win->_maxy )) {
+              if ( (now->stamp != currentstamp) &&
+                   ( (now->stamp == (currentstamp | (1<<15))) || testfilter( now ) )
+                 )
+              {
+                  sumlines += getsbeheight( now, win->_maxx, ((win == channel)||(win == private)) && usetime );
+                  vis[ sumbuffers++ ] = now;
+              }
+              tmp = now; now = (struct sb_entry*)((unsigned long)now->link ^ (unsigned long)prev); prev = tmp;
+          }
+      }
+
+      /* If buffer is not completely filled, clear window */
+      if( sumlines < win->_maxy + 1 )
+          wclear(win);
+
+      /* Move pointer to bottom to let curses scroll */
+      wmove(win, win->_maxy, win->_maxx);
+
+      /* Plot visible lines */
+      while (sumbuffers--) writescr( win, vis[sumbuffers] );
+  }
+}
+
+#ifdef OLDREADLINE
+typedef int rl_command_func_t __P((int, int));
+#endif
+
+/* initialize curses and display */
+void
+initui (void)
+{
+  Keymap keymap;
+
+  /* init curses */
+  if (!ui_init) {
+     initscr ();
+     ui_init = 1;
+  }
+
+  /* install signalhandler */
+
+  signal (SIGWINCH, resize);
+
+  /* set options */
+  keypad (stdscr, TRUE);
+  nonl ();
+  cbreak ();
+
+  /* color or monochome display? */
+  if (has_colors ())
+    {
+      /* start color and set a colorset */
+      start_color ();
+      use_default_colors();
+      init_pair (1, COLOR_RED, -1);
+      init_pair (2, COLOR_GREEN, -1);
+      init_pair (3, COLOR_YELLOW, -1);
+      init_pair (4, COLOR_BLUE, -1);
+      init_pair (5, COLOR_MAGENTA, -1);
+      init_pair (6, COLOR_CYAN, -1);
+      init_pair (7, COLOR_WHITE, -1);
+      init_pair (8, COLOR_WHITE, COLOR_RED);
+      init_pair (9, COLOR_WHITE, COLOR_BLUE);
+    }
+  else
+    {
+      /* monochrome, start color and set a colorset anyways */
+      start_color ();
+      init_pair (1, -1, -1);
+      init_pair (2, -1, -1);
+      init_pair (3, -1, -1);
+      init_pair (4, -1, -1);
+      init_pair (5, -1, -1);
+      init_pair (6, -1, -1);
+      init_pair (7, -1, -1);
+      init_pair (8, -1, -1);
+      init_pair (9, -1, -1);
+    }
+
+  /* store screen-dimensions to local functions */
+  getmaxyx (stdscr, screensy, screensx);
+
+  if (!privheight_desired) privheight_desired = getintoption(CF_PRIVHEIGHT);
+  if ( privheight_desired > screensy - 5)  privheight = screensy - 5; else privheight = privheight_desired;
+
+  /* check dimensions or bump user */
+  if (screensy - privheight < 4)
+    {
+      fprintf (stderr, "vchat-client: screen to short (only %d rows, at least %d expected), bailing out.\n", screensy, privheight + 6);
+      snprintf (errstr, ERRSTRSIZE, "vchat-client: screen to short (only %d rows, at least %d expected), bailing out.\n", screensy, privheight + 6);
+      cleanup (0);
+    }
+  if (screensx < 14)
+    {
+      fprintf (stderr, "vchat-client: screen to thin (only %d cols, at least %d expected), bailing out.\n", screensx, 14);
+      snprintf (errstr, ERRSTRSIZE, "vchat-client: screen to thin (only %d cols, at least %d expected), bailing out.\n", screensx, 14);
+      cleanup (0);
+    }
+
+  /* setup our windows */
+  console = newwin (1, screensx, screensy - 2, 0);
+  input = newwin (1, screensx, screensy - 1, 0);
+  if (privheight) private = newwin (privheight, screensx, 0, 0);
+  topic = newwin (1, screensx, privheight, 0);
+  channel = newwin (screensy - (privheight+3), screensx, (privheight+1), 0);
+  output  = newwin (1, screensx, 1, 0);
+
+  /* promblems opening windows? bye! */
+  if (!console || !input || !topic || !channel || !output )
+    {
+      fprintf (stderr, "vchat-client: could not open windows, bailing out.\n");
+      cleanup (0);
+    }
+
+  /* Prepare our scrollback buffers */
+  sb_pub  = (struct sb_data*)malloc( sizeof(struct sb_data));
+  sb_out  = (struct sb_data*)malloc( sizeof(struct sb_data));
+  if( privheight)
+      sb_priv = (struct sb_data*)malloc( sizeof(struct sb_data));
+  else
+      sb_priv = sb_pub;
+
+  memset( sb_pub,  0, sizeof(struct sb_data));
+  memset( sb_priv, 0, sizeof(struct sb_data));
+  memset( sb_out,  0, sizeof(struct sb_data));
+
+  /* set colors for windows */
+  if (has_colors()) {
+     wattrset (console, COLOR_PAIR (9));
+     wattrset (input, COLOR_PAIR (0));
+     wattrset (topic, COLOR_PAIR (9));
+     wbkgd (output, COLOR_PAIR(8));
+     wbkgd (console, COLOR_PAIR (9));
+     wbkgd (channel, COLOR_PAIR (0));
+     wbkgd (input, COLOR_PAIR (0));
+     if (private)
+        wbkgd (private, COLOR_PAIR (0));
+     wbkgd (topic, COLOR_PAIR (9));
+  } else {
+     wattron (console, A_REVERSE);
+     wattron (topic, A_REVERSE);
+     wattron (output, A_REVERSE);
+     wbkgd(output, A_REVERSE);
+  }
+
+  /* set some options */
+  scrollok (channel, TRUE);
+  if (private)
+     scrollok (private, TRUE);
+  scrollok (input, TRUE);
+  scrollok (output, TRUE);
+  //idlok(channel,TRUE);
+  wtimeout (input, 100);
+
+  /* setup readlines display */
+  /* FIXME: present only in newer readline versions
+  rl_set_screen_size (1, screensx);
+  */
+
+  /* use our callback to draw display */
+  rl_redisplay_function = vciredraw;
+
+  /* get keymap, throw out unwanted binding */
+  keymap = rl_get_keymap ();
+  rl_unbind_command_in_map ("clear-screen", keymap);
+  rl_unbind_command_in_map ("complete", keymap);
+  rl_unbind_command_in_map ("possible-completions", keymap);
+  rl_unbind_command_in_map ("insert-completions", keymap);
+
+  /* bind CTRL-L to clearmsg() */
+  rl_bind_key ('J'-'@', (rl_command_func_t *) clearpriv);
+  rl_bind_key ('O'-'@', (rl_command_func_t *) clearchan);
+  rl_bind_key ('L'-'@', (rl_command_func_t *) redraw);
+  rl_bind_key ('B'-'@', (rl_command_func_t *) scrollup);
+  rl_bind_key ('P'-'@', (rl_command_func_t *) scrollup);
+  rl_bind_key ('F'-'@', (rl_command_func_t *) scrolldown);
+  rl_bind_key ('N'-'@', (rl_command_func_t *) scrolldown);
+  rl_bind_key ('R'-'@', (rl_command_func_t *) scrollwin);
+  rl_bind_key ('T'-'@', (rl_command_func_t *) shrinkprivwin);
+  rl_bind_key ('G'-'@', (rl_command_func_t *) growprivwin);
+  rl_bind_key ('X'-'@', (rl_command_func_t *) toggleprivwin);
+
+  /* bind TAB to menu complete from readline */
+  rl_bind_key ('\t', (rl_command_func_t *) rl_menu_complete);
+
+  /* application name for .inputrc - err, we don't load it */
+  rl_readline_name = "vchat-client";
+
+  /* set up nick completion functions .. */
+#ifdef OLDREADLINE
+  rl_completion_entry_function = (Function *) ul_nickcomp;
+  rl_attempted_completion_function = vcccomplete;
+#else
+  rl_completion_entry_function = (rl_compentry_func_t *) ul_nickcomp;
+  rl_attempted_completion_function = (rl_completion_func_t *) vcccomplete;
+#endif
+
+  /* .. and 'line completed' callback */
+#ifdef OLDREADLINE
+  rl_callback_handler_install ("", linecomplete);
+#else
+  rl_callback_handler_install ("", (rl_vcpfunc_t *) linecomplete);
+#endif
+
+  writeout( ">> Ctrl-X <<");
+
+  if (errstr[0] != '\0') {
+     writeout(errstr);
+     writeout( " ");
+  }
+
+  writeout (vchat_cl_version);
+  writeout (vchat_ui_version);
+  writeout (vchat_io_version);
+  writeout (vchat_us_version);
+  writeout (vchat_cm_version);
+  showout( );
+}
+
+/* render colorized line to window */
+/* DOES NOT WRAP !!!
+   CURRENTLY UNUSED
+   Enable, when needed
+
+static void
+writecolorized( WINDOW *win, unsigned char *string) {
+  ncurs_attr old_att, new_att;
+  int        i;
+
+  WATTR_GET( win, old_att );
+  new_att = old_att;
+  for( i = 0; string[ i ]; i++ )
+      if( string[ i ] == 1 ) {
+          docolorize( string[++i], &new_att, old_att);
+      } else {
+          WATTR_SET( win, new_att );
+          waddch( win, string[ i ] );
+     }
+  WATTR_SET( win, old_att );
+}
+*/
+
+/* render consoleline to screen */
+void
+consoleline (unsigned char *message)
+{
+  /* clear console, set string (or default), redraw display */
+  int i;
+  ncurs_attr old_att, new_att;
+
+  memset( &new_att, 0, sizeof(new_att));
+  BCOLR_SET( (&new_att), 8 );
+  wmove (console, 0, 0);
+  WATTR_GET( console, old_att);
+  if(sb_pub->scroll!=sb_pub->count) WATTR_SET( console, new_att);
+
+  for (i = 0; i < console->_maxx; i++)
+     waddch (console, ' ');
+  mvwaddnstr (console, 0, 0, message ? message : consolestr, console->_maxx);
+  snprintf(tmpstr,TMPSTRSIZE,getformatstr(FS_SBINF),sb_pub->scroll,sb_pub->count);
+  mvwaddstr (console, 0, console->_maxx - (strlen(tmpstr)-1),tmpstr);
+  if (sb_win == 0) mvwaddch (console, 0, console->_maxx,'*');
+
+  WATTR_SET( console, old_att);
+
+  wnoutrefresh(console);
+  if(outputshown) {
+      redrawwin(output);
+      wnoutrefresh(output);
+  }
+  wnoutrefresh(input);
+  doupdate();
+}
+
+/* render topicline to screen */
+void
+topicline (unsigned char *message)
+{
+  int i;
+  ncurs_attr old_att, new_att;
+
+  memset( &new_att, 0, sizeof(new_att));
+  BCOLR_SET( (&new_att), 8 );
+
+  /* clear topic, set string (or default), redraw display */
+  wmove (topic, 0, 0);
+
+  WATTR_GET( topic, old_att);
+  if( private && (sb_priv->scroll!=sb_priv->count))
+      WATTR_SET( topic, new_att);
+
+  for (i = 0; i < topic->_maxx; i++)
+     waddch (topic, ' ');
+  mvwaddnstr (topic, 0, 0, message ? message : topicstr, topic->_maxx);
+  if (private) {
+     snprintf(tmpstr,TMPSTRSIZE,getformatstr(FS_SBINF),sb_priv->scroll,sb_priv->count);
+     mvwaddstr (topic, 0, topic->_maxx - (strlen(tmpstr)-1),tmpstr);
+     if (sb_win == 1) mvwaddch (topic, 0, topic->_maxx,'*');
+  }
+  WATTR_SET( topic, old_att);
+
+  wnoutrefresh(topic);
+  if(outputshown) {
+      redrawwin(output);
+      wnoutrefresh(output);
+  }
+  wnoutrefresh(input);
+  doupdate();
+}
+
+/* end userinterface */
+void
+exitui (void)
+{
+  if (ui_init) {
+     rl_callback_handler_remove ();
+     endwin ();
+     ui_init = 0;
+  }
+}
+
+/* prompt for a nick */
+/* FIXME: must not be called when used rl_callback_read_char()/userinput()
+ * before */
+void
+nickprompt (void)
+{
+  int i;
+
+  if (nick)
+    return;
+
+  /* prompt user for nick unless he enters one */
+  consoleline("Please enter your nickname:");
+  while (!nick || !nick[0])
+    {
+      if (nick)
+        free (nick);
+      nick = readline("");
+    }
+  setstroption(CF_NICK,nick);
+
+  /* try to get readlines stats clean again */
+  //rl_free_line_state ();
+  rl_point = 0;
+  rl_done = 0;
+  rl_line_buffer[0] = 0;
+  lastlen = 23;
+
+  /* wipe input line and reset cursor */
+  wmove (input, 0, 0);
+  for (i = 0; i < input->_maxx; i++)
+  waddch(input, ' ');
+  wmove(input, 0, 0);
+
+  /* reset consoleline */
+  consoleline(NULL);
+}
+
+/* special callback for readline, doesn't show the characters */
+static void
+vcnredraw (void)
+{
+  int i;
+  unsigned char *passbof="-*-*-*-*-*-*-";
+
+  /* wipe input line and reset cursor */
+  wmove(input, 0, 0);
+  for (i = 0; i < input->_maxx; i++)
+  waddch(input, ' ');
+  wmove(input, 0, 0);
+
+  /* draw as many stars as there are characters */
+  mvwaddnstr(input, 0, 0, &passbof[rl_point%2], 12);
+  wmove(input, 0, input->_maxx);
+  wrefresh(input);
+}
+
+/* passphrase callback for OpenSSL */
+/* FIXME: must not be called when used rl_callback_read_char()/userinput()
+ * before */
+int
+passprompt (char *buf, int size, int rwflag, void *userdata)
+{
+  int i;
+  unsigned char *passphrase = NULL;
+  
+  /* use special non-revealing redraw function */
+  /* FIXME: passphrase isn't protected against e.g. swapping */
+  rl_redisplay_function = vcnredraw;
+
+  /* prompt user for non-empty passphrase */
+  consoleline("Please enter PEM passphrase for private key:");
+  while (!passphrase || !passphrase[0])
+    {
+      if (passphrase)
+        free (passphrase);
+      passphrase = readline ("");
+    }
+
+  /* reset redrawing function to default, reset consoleline */
+  rl_redisplay_function = vciredraw;
+  consoleline(NULL);
+
+  /* copy passphrase to buffer */
+  strncpy (buf, passphrase, size);
+
+  /* try to get readlines stats clean again */
+  //rl_free_line_state ();
+  rl_point = 0;
+  rl_done = 0;
+  rl_line_buffer[0] = 0;
+  lastlen = 23;
+  
+  /* wipe input line and reset cursor */
+  wmove (input, 0, 0);
+  for (i = 0; i < input->_maxx; i++)
+  waddch (input, ' ');
+  wmove (input, 0, 0);
+  wrefresh (input);
+
+  /* return passphrase to OpenSSL */
+  return strlen (buf);
+}
+
+/* Filter stuff */
+static int
+check_valid_colour( char colour ) {
+  return !( (colour !='-')&&(colour !='+') && (colour < '0' || colour > '9') &&
+            (colour < 'A' || colour > 'Z' || !attributes[ colour-'A' ]) &&
+            (colour < 'a' || colour > 'z' || !attributes[ colour-'a' ]));
+}
+
+
+/* scans filterlist and removes possible matches
+   test functions may return:
+     RMFILTER_RMANDCONT
+     RMFILTER_RMANDSTOP
+     RMFILTER_KEEPANDCONT
+     RMFILTER_KEEPANDSTOP
+   returns number of removed entries
+*/
+static int
+removefromfilterlist( int(*test)(filt *flt, void *data, char colour), void *data, char colour) {
+  filt **flt = &filterlist, *tmp;
+  int    removed = 0, stop = 0;
+  
+  while( *flt && !stop ) {
+      switch( test( *flt, data, colour ) ) {
+      case RMFILTER_RMANDSTOP:  /* remove */
+          stop = 1;
+      case RMFILTER_RMANDCONT:
+          snprintf( tmpstr, TMPSTRSIZE, "  Removed ID: [% 3d] Color: [%c] Regex: [%s] ", (*flt)->id, (*flt)->colour, (*flt)->text);
+          writeout(tmpstr);
+          /* Release regex.h resources */
+          regfree( &((*flt)->regex));
+          /* free ASCII text memory */
+          free( (*flt)->text);
+          /* unlink from list */
+          tmp = *flt;
+          *flt = (*flt)->next;
+          /* free filter block itself */
+          free( tmp );
+          /* reflect changes on whole screen */
+          removed++;
+          break;
+      case RMFILTER_KEEPANDSTOP: /* don't remove but stop scanning */
+          stop = 1;
+          break;
+      default:
+          /* advance in list */
+          if( *flt ) flt = &((*flt)->next);
+          break;
+      }
+  }
+  /* return number of removed items */
+  return removed;
+}
+
+static int
+test_clear( filt *flt, void *data, char c ) {
+  if( !c || ( c == flt->colour ) || ( (c == '*') && (flt->colour != '-') && (flt->colour != '+') ) )
+      return RMFILTER_RMANDCONT;
+  else
+      return RMFILTER_KEEPANDCONT;
+}
+
+static int
+test_simplerm( filt *flt, void *data, char colour) {
+  if( !strcmp( flt->text, (char*)data))
+      return test_clear(flt, NULL, colour);
+  else
+      return RMFILTER_KEEPANDCONT;
+}
+
+static int
+test_numericrm( filt *flt, void *data, char colour) {
+  if( flt->id == (long)data)
+      return test_clear(flt, NULL, colour);
+  else
+      return RMFILTER_KEEPANDCONT;
+}
+
+/* clears filter list */
+void
+clearfilters( char colour ) {
+  flushout( );
+  if( removefromfilterlist( test_clear, NULL, colour ) ) {
+      /* There actually WERE items removed */
+      filtertype = analyzefilters( );
+  } else {
+      writeout("  No matches on filter list. ");
+  }
+  showout();
+}
+
+/* removes filter pattern */
+void
+removefilter( unsigned char *tail ) {
+  int rmv = 0, val;
+  unsigned char* end;
+
+  flushout( );
+
+  rmv = removefromfilterlist( test_simplerm, (void *)tail, 0 );
+  if(!rmv) {
+      val = strtol((char*)tail, (char **)&end, 10);
+      if( (tail != end) && (!*end) )
+      rmv = removefromfilterlist( test_numericrm, (void *)val, 0);
+  }
+
+  if( rmv ) {
+      /* There actually WERE items removed */
+      filtertype = analyzefilters( );
+  } else {
+      snprintf( tmpstr, TMPSTRSIZE, "  Not on filter list: %s ", tail);
+      writeout( tmpstr );
+  }
+  showout();
+}
+
+static unsigned int uniqueidpool = 1;
+
+/* returns unique id for filter pattern or 0 for failure */
+unsigned int
+addfilter( char colour, unsigned char *regex ) {
+  filt *newflt = malloc( sizeof(filt)), **flt = &filterlist;
+
+  if( !newflt ) return 0;
+  flushout( );
+
+  /* check colour validity */
+  if( !check_valid_colour( colour ) ){
+      free( newflt );
+      writeout( "  Not a valid colour code. " );
+      showout( );
+      return 0;
+  }
+
+  if( regcomp( &newflt->regex, regex, REG_ICASE | REG_EXTENDED | REG_NEWLINE) ) {
+      /* couldn't compile regex ... print error, return */
+      free( newflt );
+
+      snprintf( tmpstr, TMPSTRSIZE, "  %s  ", regex);
+      writeout( " Bad regular expression: ");
+      writeout( tmpstr );
+      showout( );
+      return 0;
+  } else {
+      int len = strlen(regex) + 1;
+      /* grab id from ID pool an increase free ID counter */
+      newflt->id     = uniqueidpool++;
+      newflt->colour = colour;
+      newflt->next   = NULL;
+      /* take a copy of plain regex text for later identification by user */
+      newflt->text   = malloc( len );
+      memcpy( newflt->text, regex, len );
+  }
+
+  /* append new filter to filterlist */
+  while( *flt ) flt=&((*flt)->next);
+  *flt = newflt;
+
+  filtertype = analyzefilters( );
+
+  if ( colour == '-' ) {
+      snprintf( tmpstr, TMPSTRSIZE, "  \"%s\" successfully added to ignorance list. ( ID = %d). ", (*flt)->text, (*flt)->id);
+  } else if( colour == '+' ) {
+      snprintf( tmpstr, TMPSTRSIZE, "  \"%s\" successfully added to zoom list. ( ID = %d). ", (*flt)->text, (*flt)->id);
+  } else {
+      snprintf( tmpstr, TMPSTRSIZE, "  \"%s\" successfully added to hilitelist. (ID = %d). ", (*flt)->text, (*flt)->id);
+  }
+  writeout(tmpstr );
+  showout( );
+
+  return newflt->id;
+}
+
+void
+listfilters( void ) {
+  filt  *flt = filterlist;
+  int     shownhi = 0, shownign = 0, shownzoom = 0;
+
+  flushout( );
+
+  while( flt ) {
+      if( (flt->colour != '-') && (flt->colour != '+')) {
+          if(!shownhi) {
+              writeout(" Your hilites:");
+              shownhi = 1;
+          }
+          snprintf( tmpstr, TMPSTRSIZE, "  ID: [% 3d] Color: [%c] Regex: [%s]", flt->id, flt->colour, flt->text);
+          writeout( tmpstr );
+      }
+      flt = flt->next;
+  }
+
+  flt = filterlist;
+
+  while( flt ) {
+      if( flt->colour == '-') {
+          if(!shownign) {
+              if(shownhi) writeout(" ");
+              writeout(" You do ignore:");
+              shownign = 1;
+          }
+          snprintf( tmpstr, TMPSTRSIZE, "  ID: [% 3d]            Regex: [%s]", flt->id, flt->text);
+          writeout( tmpstr );
+      }
+      flt = flt->next;
+  }
+
+  flt = filterlist;
+
+  while( flt ) {
+      if( flt->colour == '+') {
+          if(!shownzoom) {
+              if(shownhi || shownign) writeout(" ");
+              writeout(" On your whitelist:");
+              shownzoom = 1;
+          }
+          snprintf( tmpstr, TMPSTRSIZE, "  ID: [% 3d]            Regex: [%s]", flt->id, flt->text);
+          writeout( tmpstr );
+      }
+      flt = flt->next;
+  }
+
+  if( !shownign && !shownhi && !shownzoom) {
+      writeout("  No entries on your filter list. ");
+  }
+  showout();
+}