source: trunk/third/bonobo-activation/bonobo-activation/bonobo-activation-id.c @ 18563

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*- */
/*
 *  bonobo-activation: A library for accessing bonobo-activation-server.
 *
 *  Copyright (C) 1999, 2000 Red Hat, Inc.
 *  Copyright (C) 2000 Eazel, Inc.
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Library General Public
 *  License as published by the Free Software Foundation; either
 *  version 2 of the License, or (at your option) any later version.
 *
 *  This library 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
 *  Library General Public License for more details.
 *
 *  You should have received a copy of the GNU Library General Public
 *  License along with this library; if not, write to the Free
 *  Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 *  Author: Elliot Lee <sopwith@redhat.com>
 *
 */

#include <config.h>

#include <bonobo-activation/bonobo-activation-id.h>
#include <bonobo-activation/bonobo-activation-private.h>

/**
 * bonobo_activation_info_new:
 *
 * This function allocates a %BonoboActicationInfo structure and returns it.
 * Should NOT be called from outside of this code.
 *
 * Return value: a newly allocated non-initialized %BonoboActicationInfo structure.
 */
BonoboActivationInfo *
bonobo_activation_info_new (void)
{
        return g_new0 (BonoboActivationInfo, 1);
}

/**
 * bonobo_activation_servinfo_to_actinfo:
 * @servinfo: An array of %Bonobo_ServerInfo structures.
 *
 * This function converts a %Bonobo_ServerInfo structure to a
 * %BonoboActivationInfo structure. The returned structure should
 * be freed with bonobo_activation_info_free.
 *
 * Return value: a newly allocated initialized %BonoboActivationInfo structure.
 */

BonoboActivationInfo *
bonobo_activation_servinfo_to_actinfo (const Bonobo_ServerInfo * servinfo)
{
        BonoboActivationInfo *retval = bonobo_activation_info_new ();

        retval->iid = g_strdup (servinfo->iid);
        retval->user = g_strdup (servinfo->username);
        retval->host = g_strdup (servinfo->hostname);

        return retval;
}

/**
 * bonobo_activation_info_free:
 * @actinfo: the %BonoboActivationInfo structure to free.
 *
 * Frees @actinfo.
 *
 */

void
bonobo_activation_info_free (BonoboActivationInfo * actinfo)
{
        g_free (actinfo->iid);
        g_free (actinfo->user);
        g_free (actinfo->host);
        g_free (actinfo);
}


/**
 * bonobo_activation_id_parse:
 * @actid: the activation id structure.
 *
 * Returns a pointer to a newly allocated %BonoboActivationInfo
 * structure (to be freed with bonobo_activation_info_free) initialized 
 * with the data of @actid.
 *
 * Return value: the %BonoboActivationInfo corresponding to @actid.
 */

BonoboActivationInfo *
bonobo_activation_id_parse (const CORBA_char *actid)
{
        BonoboActivationInfo *retval;
        char *splitme, *ctmp, *ctmp2;
        char **parts[4];
        const int nparts = sizeof (parts) / sizeof (parts[0]);
        int bracket_count, partnum;

        g_return_val_if_fail (actid, NULL);
        if (strncmp (actid, "OAFAID:", sizeof ("OAFAID:") - 1))
                return NULL;

        ctmp = (char *) (actid + sizeof ("OAFAID:") - 1);
        if (*ctmp != '[')
                return NULL;

        retval = bonobo_activation_info_new ();

        splitme = g_alloca (strlen (ctmp) + 1);
        strcpy (splitme, ctmp);

        parts[0] = &(retval->iid);
        parts[1] = &(retval->user);
        parts[2] = &(retval->host);
        for (partnum = bracket_count = 0, ctmp = ctmp2 = splitme;
             bracket_count >= 0 && *ctmp && partnum < nparts; ctmp++) {

                switch (*ctmp) {
                case '[':
                        if (bracket_count <= 0)
                                ctmp2 = ctmp + 1;
                        bracket_count++;
                        break;
                case ']':
                        bracket_count--;
                        if (bracket_count <= 0) {
                                *ctmp = '\0';
                                if (*ctmp2)
                                        *parts[partnum++] = g_strdup (ctmp2);
                        }
                        break;
                case ',':
                        if (bracket_count == 1) {
                                *ctmp = '\0';
                                if (*ctmp2)
                                        *parts[partnum++] = g_strdup (ctmp2);
                                ctmp2 = ctmp + 1;
                        }
                        break;
                default:
                        break;
                }
        }

        return retval;
}


/**
 * bonobo_activation_info_stringify:
 * @actinfo: the %BonoboActivationInfo to flatten.
 *
 * Serializes @actinfo into a char *. Should be freed with g_free ().
 *
 * Return value: the serialized version of @actinfo.
 */
char *
bonobo_activation_info_stringify (const BonoboActivationInfo * actinfo)
{
        g_return_val_if_fail (actinfo, NULL);

        return g_strconcat ("OAFAID:[",
                            actinfo->iid ? actinfo->iid : "",
                            ",",
                            actinfo->user ? actinfo->user : "",
                            ",",
                            actinfo->host ? actinfo->host : "",
                            "]", NULL);
}