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/*
* $Id: aaa_avps.h,v 1.4 2006/05/22 14:57:41 miconda Exp $
*
* Copyright (C) 2005 Voice Sistem SRL
*
* This file is part of openser, a free SIP server.
*
* openser 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
*
* openser 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
*
* History:
* --------
* 2005-05-31 created by bogdan
*/
#ifndef _SER_AAA_AVPS_H_
#define _SER_AAA_AVPS_H_
#include "../../mem/mem.h"
#include "../../dprint.h"
#include "../../trim.h"
#include "../../usr_avp.h"
#include <string.h>
struct aaa_avp {
int_str avp_name;
int avp_type;
str attr_name;
struct aaa_avp *next;
};
static inline void free_aaa_avp(struct aaa_avp *avp)
{
if (avp) {
if (avp->avp_type&AVP_NAME_STR && avp->avp_name.s.s!=avp->attr_name.s)
pkg_free(avp->avp_name.s.s);
if (avp->attr_name.s)
pkg_free(avp->attr_name.s);
pkg_free(avp);
}
}
static void inline free_aaa_avp_list(struct aaa_avp *avp)
{
struct aaa_avp *tmp;
while (avp) {
tmp = avp;
avp = avp->next;
free_aaa_avp( tmp );
}
}
static inline int parse_aaa_avps(char *definition,
struct aaa_avp **avp_def, int *cnt)
{
struct aaa_avp *avp;
int_str avp_name;
str foo;
char *p;
char *e;
char *s;
p = definition;
*avp_def = 0;
*cnt = 0;
if (p==0 || *p==0)
return 0;
/* get element by element */
while ( (e=strchr(p,';'))!=0 || (e=p+strlen(p))!=p ) {
/* new aaa_avp struct */
if ( (avp=(struct aaa_avp*)pkg_malloc(sizeof(struct aaa_avp)))==0 ) {
LOG(L_ERR,"ERROR:auth_aaa_avps: no more pkg mem\n");
goto error;
}
memset( avp, 0, sizeof(struct aaa_avp));
/* definition is between p and e */
if ( (s=strchr(p,'='))!=0 && s<e ) {
/* avp = attr */
foo.s = p;
foo.len = s-p;
trim( &foo );
if (foo.len==0)
goto parse_error;
if (parse_avp_spec( &foo, &avp->avp_type, &avp_name)!=0 )
goto parse_error;
/* copy the avp name into the avp structure */
if (avp->avp_type&AVP_NAME_STR) {
avp->avp_name.s.s =
(char*)pkg_malloc(avp_name.s.len+1);
if (avp->avp_name.s.s==0) {
LOG(L_ERR,"ERROR:auth_aaa_avps: no more pkg mem\n");
goto error;
}
avp->avp_name.s.len = avp_name.s.len;
memcpy(avp->avp_name.s.s, avp_name.s.s, avp_name.s.len);
avp->avp_name.s.s[avp->avp_name.s.len] = 0;
} else {
avp->avp_name.n = avp_name.n;
}
/* go to after the equal sign */
p = s+1;
}
/* attr - is between p and e*/
foo.s = p;
foo.len = e-p;
trim( &foo );
if (foo.len==0)
goto parse_error;
/* copy the attr into the avp structure */
avp->attr_name.s = (char*)pkg_malloc( foo.len+1 );
if (avp->attr_name.s==0) {
LOG(L_ERR,"ERROR:auth_aaa_avps: no more pkg mem\n");
goto error;
}
avp->attr_name.len = foo.len;
memcpy( avp->attr_name.s, foo.s, foo.len );
avp->attr_name.s[foo.len] = 0;
/* was an avp name specified? */
if (avp->avp_name.s.s==0) {
/* use as avp_name the attr name */
avp->avp_type = AVP_NAME_STR;
avp->avp_name.s = avp->attr_name;
}
/* link the element */
avp->next = *avp_def;
*avp_def = avp;
(*cnt)++;
avp = 0;
/* go to the end */
p = e;
if (*p==';')
p++;
if (*p==0)
break;
}
return 0;
parse_error:
LOG(L_ERR,"ERROR:auth:aaa_avps: parse error in \"%s\" at pos %d(%s)\n",
definition, (int)(long)(p-definition),p);
error:
free_aaa_avp( avp );
free_aaa_avp_list( *avp_def );
*avp_def = 0;
*cnt = 0;
return -1;
}
#endif
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