prot-a-output.c 26.3 KB
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/*
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 * $Id: prot-a-output.c,v 0.37 1998/12/26 22:40:49 byers Exp $
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 * Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996  Lysator Academic Computer Association.
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 *
 * This file is part of the LysKOM server.
 * 
 * LysKOM is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by 
 * the Free Software Foundation; either version 1, or (at your option) 
 * any later version.
 * 
 * LysKOM 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.  See the GNU General Public License
 * for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with LysKOM; see the file COPYING.  If not, write to
 * Lysator, c/o ISY, Linkoping University, S-581 83 Linkoping, SWEDEN,
 * or the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, 
 * MA 02139, USA.
 *
 * Please mail bug reports to bug-lyskom@lysator.liu.se. 
 */
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/*
 * prot-a-output.c  -  write objects through a mux connection.
 *
 * Written by ceder 1990-07-13
 */

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#ifdef HAVE_CONFIG_H
#  include <config.h>
#endif

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static const char *
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rcsid = "$Id: prot-a-output.c,v 0.37 1998/12/26 22:40:49 byers Exp $";
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#include "rcs.h"
USE(rcsid);
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#include <time.h>
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#include <setjmp.h>
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#include <sys/types.h>
#include <sys/socket.h>
#ifdef HAVE_STDARG_H
#  include <stdarg.h>
#endif
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#include <assert.h>
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#include "s-string.h"
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#include "kom-types.h"
#include "isc-interface.h"
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#include "com.h"
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#include "async.h"
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#include "connections.h"
#include "mux.h"
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#include "prot-a-output.h"
#include "lyskomd.h"
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#include "param.h"
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#include "local-to-global.h"
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void
prot_a_output_person (Connection *fp,
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                      Person *person)
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{
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    Local_text_no first_created = l2g_next_key(&person->created_texts, 0);
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    Local_text_no uncreated = l2g_first_appendable_key(&person->created_texts);
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    Local_text_no num_created;

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    if (first_created == 0)
	first_created = uncreated;

    num_created = uncreated - first_created;
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    prot_a_output_string (fp, person->username);
    prot_a_output_priv_bits (fp, person->privileges);
    prot_a_output_personal_flags (fp, person->flags);

    prot_a_output_time(fp, person->last_login);

    mux_printf (fp, " %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu",
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	     (unsigned long) person -> user_area,
	     (unsigned long) person -> total_time_present, /* This is not a time,
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						     * but a number of seconds.
						     */
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	     (unsigned long) person -> sessions,
	     (unsigned long) person -> created_lines,
	     (unsigned long) person -> created_bytes,
	     (unsigned long) person -> read_texts,
	     (unsigned long) person -> no_of_text_fetches,
	     (unsigned long) person -> created_persons,
	     (unsigned long) person -> created_confs,
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	     (unsigned long) first_created,
	     (unsigned long) num_created,
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	     (unsigned long) person -> marks.no_of_marks,
	     (unsigned long) person -> conferences.no_of_confs);
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}

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void prot_a_output_membership_type(Connection *fp,
                                   const Membership_type type)
{
    mux_putc(' ', fp);
    mux_putc(type.invitation + '0', fp);
    mux_putc(type.passive    + '0', fp);
    mux_putc(type.secret     + '0', fp);
    mux_putc(type.reserved1  + '0', fp);
    mux_putc(type.reserved2  + '0', fp);
    mux_putc(type.reserved3  + '0', fp);
    mux_putc(type.reserved4  + '0', fp);
    mux_putc(type.reserved5  + '0', fp);
}

void prot_a_output_membership(Connection *fp,
                              const Membership *mship)
{
    prot_a_output_membership_old(fp, mship);
    mux_printf(fp, " %lu", (unsigned long)mship->added_by);
    prot_a_output_time(fp, mship->added_at);
    prot_a_output_membership_type(fp, mship->type);
}

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void prot_a_output_extended_membership(Connection *fp,
                                       const Extended_Membership *mship)
{
    mux_printf(fp, " %lu", mship->position);
    prot_a_output_membership (fp, &mship->membership);
}

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void
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prot_a_output_membership_old(Connection *fp,
			     const Membership *mship)
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{
    int i;
    
    prot_a_output_time(fp, mship->last_time_read );
    
    mux_printf(fp, " %lu %lu %lu %lu",
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	    (unsigned long)mship->conf_no,
	    (unsigned long)mship->priority,
	    (unsigned long)mship->last_text_read,
	    (unsigned long)mship->no_of_read);
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    if ( mship->read_texts != NULL && mship->no_of_read > 0)
    {
	mux_printf(fp, " {");
	for ( i = 0; i < mship->no_of_read; i++)
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	    mux_printf(fp, " %lu", (unsigned long)mship->read_texts[ i ]);
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	mux_printf(fp, " }");
    }
    else
	mux_printf(fp, " *");
}

	
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void
prot_a_output_membership_list_old (Connection	* fp,
                                   Membership_list	  mlist)
{
    int i;
    
    mux_printf(fp, " %lu", (unsigned long)mlist.no_of_confs);

    if ( mlist.confs != NULL && mlist.no_of_confs > 0 )
    {
	mux_printf(fp, " {");
	for ( i = 0; i < mlist.no_of_confs; i++)
	    prot_a_output_membership_old(fp, mlist.confs + i);
	mux_printf(fp, " }");
    }
    else
	mux_printf(fp, " *");
}

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void
prot_a_output_membership_list (Connection	* fp,
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                               Membership_list	  mlist)
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{
    int i;
    
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    mux_printf(fp, " %lu", (unsigned long)mlist.no_of_confs);
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    if ( mlist.confs != NULL && mlist.no_of_confs > 0 )
    {
	mux_printf(fp, " {");
	for ( i = 0; i < mlist.no_of_confs; i++)
	    prot_a_output_membership(fp, mlist.confs + i);
	mux_printf(fp, " }");
    }
    else
	mux_printf(fp, " *");
}

void
prot_a_output_conf_list(Connection *fp,
			Conf_list_old conf_list)
{
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    unsigned long i;
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    mux_printf(fp, " %lu", (unsigned long)conf_list.no_of_conf_nos);
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    if ( conf_list.conf_nos != NULL && conf_list.no_of_conf_nos > 0 )
    {
	mux_printf(fp, " {");
	for ( i = 0; i < conf_list.no_of_conf_nos; i++ )
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	    mux_printf(fp, " %lu", (unsigned long)conf_list.conf_nos[ i ]);
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	mux_printf(fp, " }");
    }
    else
	mux_printf(fp, " *");

    if ( conf_list.type_of_conf != NULL && conf_list.no_of_conf_nos > 0 )
    {
	mux_printf(fp, " {");
	for ( i = 0; i < conf_list.no_of_conf_nos; i++ )
	    prot_a_output_conf_type(fp, conf_list.type_of_conf[ i ]);
	mux_printf(fp, " }");
    }
    else
	mux_printf(fp, " *");
}

void
prot_a_output_conf_no_list(Connection *fp,
			   Conf_no_list conf_no_list)
{
    int i;

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    mux_printf(fp, " %lu", (unsigned long)conf_no_list.no_of_confs);
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    if ( conf_no_list.conf_nos != NULL && conf_no_list.no_of_confs > 0 )
    {
	mux_printf(fp, " {");
	for ( i = 0; i < conf_no_list.no_of_confs; i++ )
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	    mux_printf(fp, " %lu", (unsigned long)conf_no_list.conf_nos[ i ]);
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	mux_printf(fp, " }");
    }
    else
	mux_printf(fp, " *");
}
    

void
prot_a_output_conference (Connection *fp,
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                          Conference *conf_c)
{
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    Local_text_no first_local_no = l2g_next_key(&conf_c->texts, 0);
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    Local_text_no uncreated = l2g_first_appendable_key(&conf_c->texts);
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    Local_text_no no_of_texts;

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    if (first_local_no == 0)
	first_local_no = uncreated;

    no_of_texts = uncreated - first_local_no;
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    prot_a_output_string(fp, conf_c->name);
    prot_a_output_extended_conf_type(fp, conf_c->type);
    prot_a_output_time(fp, conf_c -> creation_time );
    prot_a_output_time(fp, conf_c -> last_written );
    mux_printf (fp, " %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu",
                (unsigned long) conf_c -> creator,
                (unsigned long) conf_c -> presentation,
                (unsigned long) conf_c -> supervisor,
                (unsigned long) conf_c -> permitted_submitters,
                (unsigned long) conf_c -> super_conf,
                (unsigned long) conf_c -> msg_of_day,
                (unsigned long) conf_c -> nice,
                (unsigned long) conf_c -> members.no_of_members,
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                (unsigned long) first_local_no,
                (unsigned long) no_of_texts,
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                (unsigned long) conf_c -> expire);
    prot_a_output_aux_item_list (fp, &conf_c->aux_item_list);
}

void
prot_a_output_conference_old (Connection *fp,
                              Conference *conf_c)
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{
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    Local_text_no first_local_no = l2g_next_key(&conf_c->texts, 0);
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    Local_text_no uncreated = l2g_first_appendable_key(&conf_c->texts);
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    Local_text_no no_of_texts;

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    if (first_local_no == 0)
	first_local_no = uncreated;

    no_of_texts = uncreated - first_local_no;
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    prot_a_output_string(fp, conf_c->name);

    prot_a_output_conf_type(fp, conf_c->type);

    prot_a_output_time(fp, conf_c -> creation_time );
    prot_a_output_time(fp, conf_c -> last_written );

    mux_printf (fp, " %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu",
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	     (unsigned long) conf_c -> creator,
	     (unsigned long) conf_c -> presentation,
	     (unsigned long) conf_c -> supervisor,
	     (unsigned long) conf_c -> permitted_submitters,
	     (unsigned long) conf_c -> super_conf,
	     (unsigned long) conf_c -> msg_of_day,
	     (unsigned long) conf_c -> nice,
	     (unsigned long) conf_c -> members.no_of_members,
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	     (unsigned long) first_local_no,
	     (unsigned long) no_of_texts);
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}

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void prot_a_output_uconference(Connection *fp,
			       Small_conf *conf_c)
{
    prot_a_output_string(fp, conf_c -> name);
    prot_a_output_extended_conf_type(fp, conf_c -> type);
    mux_printf(fp, " %lu %lu",
	       (unsigned long) conf_c -> highest_local_no,
	       (unsigned long) conf_c -> nice);
}

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void
prot_a_output_mark_list(Connection *fp,
			Mark_list mark_list)
{
    int i;

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    mux_printf(fp, " %lu", (unsigned long)mark_list.no_of_marks);
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    if ( mark_list.marks != NULL && mark_list.no_of_marks > 0 )
    {
	mux_printf(fp, " {");
	for ( i = 0; i < mark_list.no_of_marks; i++ )
	    prot_a_output_mark(fp, mark_list.marks[ i ]);
	mux_printf(fp, " }");
    }
    else
	mux_printf(fp, " *");
    
}

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void
prot_a_output_aux_item_flags(Connection *fp,
                             Aux_item_flags flags)
{
    mux_putc(' ', fp);
    mux_putc(flags.deleted + '0', fp);
    mux_putc(flags.inherit + '0', fp);
    mux_putc(flags.secret + '0', fp);
    mux_putc(flags.hide_creator + '0', fp);
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    mux_putc(flags.dont_garb + '0', fp);
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    mux_putc(flags.reserved3 + '0', fp);
    mux_putc(flags.reserved4 + '0', fp);
    mux_putc(flags.reserved5 + '0', fp);
}
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void
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prot_a_output_aux_item(Connection *fp,
                       Aux_item *item)
{
    mux_printf(fp, " %lu %lu %lu",
               item->aux_no,
               item->tag,
               (unsigned long)item->creator);
    prot_a_output_time(fp, item->sent_at);
    prot_a_output_aux_item_flags(fp, item->flags);
    mux_printf(fp, " %lu", item->inherit_limit);
    prot_a_output_string(fp, item->data);
}

void
prot_a_output_text_stat_old(Connection *fp,
                            Text_stat *t_stat)
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{
    int i;

    prot_a_output_time(fp, t_stat->creation_time);
    
    mux_printf(fp, " %lu %lu %lu %lu %lu",
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	    (unsigned long)t_stat->author,
	    (unsigned long)t_stat->no_of_lines,
	    (unsigned long)t_stat->no_of_chars,
	    (unsigned long)t_stat->no_of_marks,
	    (unsigned long)t_stat->no_of_misc);
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    if ( t_stat->misc_items != NULL && t_stat->no_of_misc > 0 )
    {
	mux_printf(fp, " {");
	for ( i = 0; i < t_stat->no_of_misc; i++ )
	    prot_a_output_misc_info(fp, t_stat->misc_items[ i ]);
	mux_printf(fp, " }");
    }
    else
	mux_printf(fp, " *");
}	

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void
prot_a_output_aux_item_list(Connection *fp,
			    Aux_item_list *aux)
{
  int i;

    mux_printf(fp, " %lu",
               (unsigned long)aux->length);

    if ( aux->items != NULL && aux->length > 0 )
    {
        mux_printf(fp, " {");
        for (i = 0; i < aux->length; i++)
            prot_a_output_aux_item(fp, &aux->items[i]);
        mux_printf(fp, " }");
    }
    else
	mux_printf(fp, " *");
}

void
prot_a_output_text_stat(Connection *fp,
                        Text_stat *t_stat)
{
    prot_a_output_text_stat_old(fp, t_stat);
    prot_a_output_aux_item_list(fp, &t_stat->aux_item_list);
}	

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static void
prot_a_output_who_info_ident(Connection *fp,
			     Who_info_ident *info)
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{
    mux_printf(fp, " %lu %lu %lu",
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	    (unsigned long)info->person,
	    (unsigned long)info->working_conference,
	    (unsigned long)info->session_no);
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    prot_a_output_string(fp, info->what_am_i_doing);
    prot_a_output_string(fp, info->username);
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    prot_a_output_string(fp, info->hostname);
    prot_a_output_string(fp, info->ident_user);
}


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void
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prot_a_output_who_info(Connection *fp,
		       Who_info *info)
{
    mux_printf(fp, " %lu %lu %lu",
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	    (unsigned long)info->person,
	    (unsigned long)info->working_conference,
	    (unsigned long)info->session_no);
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    prot_a_output_string(fp, info->what_am_i_doing); 
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    prot_a_output_string(fp, info->username);
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}


void
prot_a_output_who_info_list(Connection *fp,
			    Who_info_list info)
{
    int i;
    
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    mux_printf(fp, " %lu", (unsigned long)info.no_of_persons);
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    if ( info.info != NULL && info.no_of_persons > 0 )
    {
	mux_printf(fp, " {");
	for ( i = 0; i < info.no_of_persons; i++ )
	{
	    prot_a_output_who_info(fp, &info.info[ i ]);
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	    /* The username is specially alloced in who_is_on() in
	       session.c. */
	    s_clear(&info.info[i].username);
	}
	mux_printf(fp, " }");
    }
    else
	mux_printf(fp, " *");
}

void
prot_a_output_who_info_ident_list(Connection *fp,
				  Who_info_ident_list info)
{
    int i;
    
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    mux_printf(fp, " %lu", (unsigned long)info.no_of_persons);
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    if ( info.info != NULL && info.no_of_persons > 0 )
    {
	mux_printf(fp, " {");
	for ( i = 0; i < info.no_of_persons; i++ )
	{
	    prot_a_output_who_info_ident(fp, &info.info[ i ]);
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	}
	mux_printf(fp, " }");
    }
    else
	mux_printf(fp, " *");
}

void
prot_a_output_who_info_list_old(Connection *fp,
				Who_info_list_old info)
{
    int i;
    
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    mux_printf(fp, " %lu", (unsigned long)info.no_of_persons);
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    if ( info.info != NULL && info.no_of_persons > 0 )
    {
	mux_printf(fp, " {");
	for ( i = 0; i < info.no_of_persons; i++ )
	{
	    mux_printf(fp, " %lu %lu",
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		    (unsigned long)info.info[ i ].person,
		    (unsigned long)info.info[ i ].working_conference);
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	    prot_a_output_string(fp, info.info[ i ].what_am_i_doing);
	}
	mux_printf(fp, " }");
    }
    else
	mux_printf(fp, " *");
}

void
prot_a_output_session_info(Connection *fp,
			   Session_info *info)
{
    mux_printf(fp, " %lu %lu %lu",
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	    (unsigned long)info->person,
	    (unsigned long)info->working_conference,
	    (unsigned long)info->session);
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    prot_a_output_string(fp, info->what_am_i_doing);
    prot_a_output_string(fp, info->username);

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    mux_printf(fp, " %lu", (unsigned long)info->idle_time);
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    prot_a_output_time(fp, info->connection_time);
}
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void
prot_a_output_session_info_ident(Connection *fp,
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				 Session_info_ident *info)
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{
    mux_printf(fp, " %lu %lu %lu",
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	    (unsigned long)info->person,
	    (unsigned long)info->working_conference,
	    (unsigned long)info->session);
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    prot_a_output_string(fp, info->what_am_i_doing);
    prot_a_output_string(fp, info->username);
    prot_a_output_string(fp, info->hostname);
    prot_a_output_string(fp, info->ident_user);

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    mux_printf(fp, " %lu", (unsigned long)info->idle_time);
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    prot_a_output_time(fp, info->connection_time);
}
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void
prot_a_output_info(Connection *fp,
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                   Info *info)
{
    prot_a_output_info_old(fp, info);
    prot_a_output_aux_item_list(fp, &info->aux_item_list);
}

void
prot_a_output_info_old(Connection *fp,
                       Info *info)
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{
    mux_printf(fp, " %lu %lu %lu %lu %lu %lu",
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	    (unsigned long)info->version,
	    (unsigned long)info->conf_pres_conf,
	    (unsigned long)info->pers_pres_conf,
	    (unsigned long)info->motd_conf,
	    (unsigned long)info->kom_news_conf,
	    (unsigned long)info->motd_of_lyskom);
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}


extern void
prot_a_output_string(Connection *fp,
		     String str)
{
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    mux_printf(fp, " %luH", (unsigned long)str.len);
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    mux_write(fp, str.string, str.len);
}


extern void
prot_a_output_priv_bits(Connection *fp,
			Priv_bits bits)
{
    mux_putc(' ', fp);
    mux_putc(bits.wheel + '0', fp);
    mux_putc(bits.admin + '0', fp);
    mux_putc(bits.statistic + '0', fp);
    mux_putc(bits.create_pers + '0', fp);
    mux_putc(bits.create_conf + '0', fp);
    mux_putc(bits.change_name + '0', fp);
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    mux_putc(bits.extern_gw + '0', fp);
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    mux_putc(bits.flg8 + '0', fp);
    mux_putc(bits.flg9 + '0', fp);
    mux_putc(bits.flg10 + '0', fp);
    mux_putc(bits.flg11 + '0', fp);
    mux_putc(bits.flg12 + '0', fp);
    mux_putc(bits.flg13 + '0', fp);
    mux_putc(bits.flg14 + '0', fp);
    mux_putc(bits.flg15 + '0', fp);
    mux_putc(bits.flg16 + '0', fp);
}


extern void
prot_a_output_personal_flags(Connection *fp,
			     Personal_flags flags)
{
    mux_putc(' ', fp);
    mux_putc(flags.unread_is_secret + '0', fp);
    mux_putc(flags.flg2 + '0', fp);
    mux_putc(flags.flg3 + '0', fp);
    mux_putc(flags.flg4 + '0', fp);
    mux_putc(flags.flg5 + '0', fp);
    mux_putc(flags.flg6 + '0', fp);
    mux_putc(flags.flg7 + '0', fp);
    mux_putc(flags.flg8 + '0', fp);
}	

extern void
prot_a_output_conf_type(Connection *fp,
			Conf_type type)
{
    mux_putc(' ', fp);
    mux_putc(type.rd_prot + '0', fp);
    mux_putc(type.original + '0', fp);
    mux_putc(type.secret + '0', fp);
    mux_putc(type.letter_box + '0', fp);
}

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extern void
prot_a_output_extended_conf_type(Connection *fp,
				 Conf_type type)
{
    mux_putc(' ', fp);
    mux_putc(type.rd_prot + '0', fp);
    mux_putc(type.original + '0', fp);
    mux_putc(type.secret + '0', fp);
    mux_putc(type.letter_box + '0', fp);
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    mux_putc(type.allow_anon + '0', fp);
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    mux_putc(type.forbid_secret + '0', fp);
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    mux_putc(type.reserved2 + '0', fp);
    mux_putc(type.reserved3 + '0', fp);
}
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extern void
prot_a_output_member_list(Connection *fp,
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                          Member_list m_list)
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{
    int i;

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    mux_printf(fp, " %lu", (unsigned long)m_list.no_of_members);
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    if ( m_list.members != NULL && m_list.no_of_members > 0 )
    {
	mux_printf(fp, " {");
	for ( i = 0; i < m_list.no_of_members; i++ )
	    prot_a_output_member(fp, m_list.members[ i ]);
	mux_printf(fp, " }");
    }
    else
	mux_printf(fp, " *");
}

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extern void
prot_a_output_member_list_old(Connection *fp,
                              Member_list m_list)
{
    int i;

    mux_printf(fp, " %lu", (unsigned long)m_list.no_of_members);
    if ( m_list.members != NULL && m_list.no_of_members > 0 )
    {
	mux_printf(fp, " {");
	for ( i = 0; i < m_list.no_of_members; i++ )
	    prot_a_output_member_old(fp, m_list.members[ i ]);
	mux_printf(fp, " }");
    }
    else
	mux_printf(fp, " *");
}

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void
prot_a_output_member(Connection *fp,
		     Member member)
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{
    mux_printf(fp, " %lu", (unsigned long)member.member);
    mux_printf(fp, " %lu", (unsigned long)member.added_by);
    prot_a_output_time(fp, member.added_at);
    prot_a_output_membership_type(fp, member.type);
}

void
prot_a_output_member_old(Connection *fp,
		     Member member)
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{
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    mux_printf(fp, " %lu", (unsigned long)member.member);
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}

    
extern void
prot_a_output_mark(Connection *fp,
		   Mark mark)
{
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    mux_printf(fp, " %lu %lu", (unsigned long)mark.text_no, (unsigned long)mark.mark_type);
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}


extern void
prot_a_output_misc_info(Connection *fp, 
			Misc_info misc)
{
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    mux_printf(fp, " %lu", (unsigned long)misc.type);
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    switch(misc.type)
    {
    case recpt:
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	mux_printf(fp, " %lu", (unsigned long)misc.datum.recipient);
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	break;
	
    case cc_recpt:
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	mux_printf(fp, " %lu", (unsigned long)misc.datum.cc_recipient);
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	break;
	
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    case bcc_recpt:
	mux_printf(fp, " %lu", (unsigned long)misc.datum.bcc_recipient);
	break;
	
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    case loc_no:
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	mux_printf(fp, " %lu", (unsigned long)misc.datum.local_no);
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	break;
	
    case rec_time:
	prot_a_output_time(fp, misc.datum.received_at);
	break;
	
    case comm_to:
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	mux_printf(fp, " %lu", (unsigned long)misc.datum.comment_to);
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	break;
	
    case comm_in:
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	mux_printf(fp, " %lu", (unsigned long)misc.datum.commented_in);
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	break;
	
    case footn_to:
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	mux_printf(fp, " %lu", (unsigned long)misc.datum.footnote_to);
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	break;
	
    case footn_in:
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	mux_printf(fp, " %lu", (unsigned long)misc.datum.footnoted_in);
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	break;
	
    case sent_by:
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	mux_printf(fp, " %lu", (unsigned long)misc.datum.sender);
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	break;
	
    case sent_at:
	prot_a_output_time(fp, misc.datum.sent_at);
	break;

#ifndef COMPILE_CHECKS
    default:
	restart_kom("prot_a_output_misc_info: Illegal misc\n");
#endif
    }
}


void
prot_a_output_time(Connection *fp,
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		   time_t clk)
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{
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    struct tm *t;
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    t = localtime( &clk );
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    mux_printf(fp, " %lu %lu %lu %lu %lu %lu %lu %lu %lu",
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               (unsigned long) t -> tm_sec,
               (unsigned long) t -> tm_min,
               (unsigned long) t -> tm_hour,
               (unsigned long) t -> tm_mday,
               (unsigned long) t -> tm_mon,
               (unsigned long) t -> tm_year,
               (unsigned long) t -> tm_wday,
               (unsigned long) t -> tm_yday,
               (unsigned long) t -> tm_isdst);
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}


void
prot_a_output_session_no(Connection *fp,
			 Session_no session_no)
{
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    mux_printf(fp, " %lu", (unsigned long) session_no);
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}
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void
prot_a_output_text_no(Connection *fp,
		      Text_no text)
{
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    mux_printf(fp, " %lu", (unsigned long) text);
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}
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static void
prot_a_output_conf_z_info (Connection  *fp,
			   Conf_z_info *conf_c)
{
    prot_a_output_string(fp, conf_c->name);
    prot_a_output_conf_type(fp, conf_c->type);
    mux_printf (fp, " %lu", (unsigned long) conf_c -> conf_no);
}

extern void
prot_a_output_conf_z_info_list(Connection *fp,
			       Conf_z_info_list c_list)
{
    int i;

    mux_printf(fp, " %lu", (unsigned long)c_list.no_of_confs);
    if ( c_list.confs != NULL && c_list.no_of_confs > 0 )
    {
	mux_printf(fp, " {");
	for ( i = 0; i < c_list.no_of_confs; i++ )
	    prot_a_output_conf_z_info(fp, &c_list.confs[ i ]);
	mux_printf(fp, " }");
    }
    else
	mux_printf(fp, " *");
}

void
prot_a_output_version_info (Connection  *fp,
			    Version_info *v_info)
{
    mux_printf (fp, " %lu", (unsigned long) v_info->protocol_version);
    prot_a_output_string(fp, v_info->server_name);
    prot_a_output_string(fp, v_info->server_version);
}
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void
prot_a_output_num_list (Connection *fp,
                        Number_list *num_list)
{
    int i;
    
    mux_printf(fp, " %lu", (unsigned long) num_list->length);
    if (num_list->length == 0)
        mux_printf(fp, " *");
    else
    {
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        mux_printf(fp, " {");
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        for (i = 0; i < num_list->length; i++)
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            mux_printf(fp, " %lu", (unsigned long)num_list->data[i]);
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        mux_printf(fp, " }");
    }
}
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static void
prot_a_output_session_flags(Connection *fp,
			    Session_flags flags)
{
    mux_putc(' ', fp);
    mux_putc(flags.invisible + '0', fp);
    mux_putc(flags.user_active_used + '0', fp);
    mux_putc(flags.user_absent + '0', fp);
    mux_putc(flags.reserved3 + '0', fp);
    mux_putc(flags.reserved4 + '0', fp);
    mux_putc(flags.reserved5 + '0', fp);
    mux_putc(flags.reserved6 + '0', fp);
    mux_putc(flags.reserved7 + '0', fp);
}	
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static void
prot_a_output_dynamic_session_info (Connection *fp,
				    Dynamic_session_info *info)
{
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    mux_printf(fp, " %lu %lu %lu %lu",
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	       (unsigned long)info->session,
	       (unsigned long)info->person,
	       (unsigned long)info->working_conference,
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	       (unsigned long)info->idle_time);
    prot_a_output_session_flags(fp, info->flags);
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    prot_a_output_string(fp, info->what_am_i_doing);
}

void
prot_a_output_static_session_info (Connection *fp,
				   Static_session_info *info)
{
    prot_a_output_string(fp, info->username);
    prot_a_output_string(fp, info->hostname);
    prot_a_output_string(fp, info->ident_user);
    prot_a_output_time(fp, info->connection_time);
}

void
prot_a_output_dynamic_session_info_list (Connection *fp,
					 Dynamic_session_info_list *list)
{
    long i;

    mux_printf(fp, " %lu", (unsigned long) list->no_of_sessions);
    if (list->no_of_sessions == 0)
	mux_printf(fp, " *");
    else
    {
	mux_printf(fp, " {");
	for (i = 0; i < list->no_of_sessions; i++)
	    prot_a_output_dynamic_session_info(fp, &list->sessions[i]);
	mux_printf(fp, " }");
    }
}

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void
prot_a_output_l2g_iterator_as_text_list(Connection *fp,
					L2g_iterator_as_text_list *iter)
{
    Local_text_no lno = l2gi_begin(iter);
    Local_text_no limit = l2gi_end(iter);

    mux_printf(fp, " %lu %lu",
	       (unsigned long)lno,
	       (unsigned long)(limit - lno));

    if (limit - lno > 0)
    {
	mux_printf(fp, " {");
	for (; !iter->search_ended; l2gi_next(iter))
	{
	    /* Write the correct number of zeroes. */
	    for (; lno < iter->lno; ++lno)
		mux_printf(fp, " 0");
	    /* Write this piece of data. */
	    mux_printf(fp, " %lu", (unsigned long)iter->tno);
	    ++lno;
	}
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	/* Write any trailing zeroes */
	for (; lno < limit; ++lno)
	    mux_printf(fp, " 0");
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	mux_printf(fp, " }");
    }
    else
	mux_printf(fp, " *");
}
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void
prot_a_output_text_mapping(Connection *fp,
			   Text_mapping *map)
{
    Local_text_no lowest;
    Local_text_no highest;
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    Local_text_no limit;
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    Local_text_no zeroes = 0;
    Local_text_no nonzeroes = 0;
    L2g_iterator iter;

    /* Count the number of internal zeroes to determine if we should
       use a dense or sparse representation. */

    for (l2gi_searchsome(&iter, map->l2g, map->first, 0),
	     highest = (lowest = iter.lno) - 1;
	 !iter.search_ended && nonzeroes < map->no_of_texts;
	 l2gi_next(&iter))
    {
	zeroes += (iter.lno - highest) - 1;
	nonzeroes++;
	highest = iter.lno;
    }

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    limit = highest + 1;

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    /* Emit the "later-texts-exists" flag. */

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    mux_printf(fp, " %c", iter.search_ended ? '0' : '1');
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    /* Emit the block, either a sparse or a dense one. */

    if (nonzeroes == 0)
    {
	/* Special case: an emtpy array.  Use the sparse format so
	   that we don't have to philosophize about what the lower
	   limit in the text-list should be. */
	mux_printf(fp, " 0 0 *");
    }
    else if (zeroes >= nonzeroes)
    {
	/* There are at least as many zeroes as real mappings, so use
	   a sparse representation. */

	mux_printf(fp, " 0 %lu {", (unsigned long)nonzeroes);

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	for (l2gi_searchsome(&iter, map->l2g, map->first, limit);
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	     !iter.search_ended;
	     l2gi_next(&iter))
	{
	    mux_printf(fp, " %lu %lu",
		       (unsigned long)iter.lno,
		       (unsigned long)iter.tno);
	}
	mux_printf(fp, " }");
    }
    else
    {
	/* Emit a dense block. */
	mux_printf(fp, " 1 %lu %lu {",
		   (unsigned long)lowest,
		   (unsigned long)(zeroes + nonzeroes));
	highest = lowest;
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	for (l2gi_searchsome(&iter, map->l2g, map->first, limit);
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	     !iter.search_ended;
	     l2gi_next(&iter))
	{
	    while (highest++ < iter.lno)
		mux_printf(fp, " 0");
	    mux_printf(fp, " %lu", (unsigned long)iter.tno);
	}
	mux_printf(fp, " }");
    }
}