auth_dynstr.c

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/*
 * $Id$ 
 *
 * Copyright (c) 2007 iptelorg GmbH
 *
 * This file is part of sip-router, a free SIP server.
 *
 * sip-router 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 2 of the License, or
 * (at your option) any later version
 *
 * sip-router 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 this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#include <errno.h>

#include "../../parser/parse_from.h"
#include "../../parser/parse_cseq.h"
#include "../../parser/parse_content.h"
#include "../../parser/parse_uri.h"
#include "../../parser/contact/parse_contact.h"

#include "../../data_lump.h"
#include "../../msg_translator.h"
#include "auth_identity.h"

/*
 * Dynamic string functions
 */

int initdynstr(dynstr *sout, int isize)
{
        memset(sout,0,sizeof(*sout));
        getstr_dynstr(sout).s=pkg_malloc(isize);
        if (!getstr_dynstr(sout).s) {
                LOG(L_WARN,
                        "AUTH_IDENTITY:initdynstr: Not enough memory error\n");
                return -1;
        }
        sout->size=isize;

        return 0;
}

int cpy2dynstr(dynstr *sout, str *s2app)
{
        char *stmp;
        int isize = s2app->len;

        if (isize > sout->size) {
                stmp=pkg_realloc(sout->sd.s, isize);
                if (!stmp) {
                        LOG(L_ERR, "AUTH_IDENTITY:cpy2dynstr: Not enough memory error\n");
                        return -1;
                }
                sout->sd.s=stmp;
                sout->size=isize;
        }

        memcpy(sout->sd.s,s2app->s,s2app->len);
        sout->sd.len = isize;

        return 0;
}

int app2dynchr(dynstr *sout, char capp)
{
        char *stmp;
        int isize = sout->sd.len + 1;

        if (isize > sout->size) {
                stmp=pkg_realloc(sout->sd.s, isize);
                if (!stmp) {
                        LOG(L_ERR, "AUTH_IDENTITY:app2dynchr: Not enough memory error\n");
                        return -1;
                }
                sout->sd.s=stmp;
                sout->size++;
        }

        sout->sd.s[sout->sd.len]=capp;
        sout->sd.len++;

        return 0;
}

int app2dynstr(dynstr *sout, str *s2app)
{
        char *stmp;
        int isize = sout->sd.len + s2app->len;

        if (isize > sout->size) {
                stmp=pkg_realloc(sout->sd.s, isize);
                if (!stmp) {
                        LOG(L_ERR, "AUTH_IDENTITY:app2dynstr: Not enough memory error\n");
                        return -1;
                }
                sout->sd.s=stmp;
                sout->size=isize;
        }

        memcpy(&sout->sd.s[sout->sd.len],s2app->s,s2app->len);
        sout->sd.len = isize;

        return 0;
}