void free_cpl_interpreter(struct cpl_interpreter *intr)
{
if (intr) {
empty_location_set( &(intr->loc_set) );
if (intr->script.s)
shm_free( intr->script.s);
if (intr->user.s)
shm_free(intr->user.s);
if (intr->flags&CPL_RURI_DUPLICATED)
shm_free(intr->ruri);
if (intr->flags&CPL_TO_DUPLICATED)
shm_free(intr->to);
if (intr->flags&CPL_FROM_DUPLICATED)
shm_free(intr->from);
if (intr->flags&CPL_SUBJECT_DUPLICATED)
shm_free(intr->subject);
if (intr->flags&CPL_ORGANIZATION_DUPLICATED)
shm_free(intr->organization);
if (intr->flags&CPL_USERAGENT_DUPLICATED)
shm_free(intr->user_agent);
if (intr->flags&CPL_ACCEPTLANG_DUPLICATED)
shm_free(intr->accept_language);
if (intr->flags&CPL_PRIORITY_DUPLICATED)
shm_free(intr->priority);
shm_free(intr);
}
}
/* UPDATED + CHECKED
*/
static inline char *run_remove_location( struct cpl_interpreter *intr )
{
unsigned short attr_name;
unsigned short n;
char *p;
str url;
int i;
url.s = (char*)UNDEF_CHAR;
/* sanity check */
if (NR_OF_KIDS(intr->ip)>1) {
LOG(L_ERR,"ERROR:cpl_c:run_remove_location: REMOVE_LOCATION node "
"suppose to have max one child, not %d!\n",
NR_OF_KIDS(intr->ip));
goto script_error;
}
/* dirty hack to speed things up in when loc set is already empty */
if (intr->loc_set==0)
goto done;
for( i=NR_OF_ATTR(intr->ip),p=ATTR_PTR(intr->ip) ; i>0 ; i-- ) {
get_basic_attr(p,attr_name,n,intr,script_error);
switch (attr_name) {
case LOCATION_ATTR:
url.len = n;
get_str_attr( p, url.s, url.len, intr, script_error,1);
break;
default:
LOG(L_ERR,"ERROR:run_remove_location: unknown attribute "
"(%d) in REMOVE_LOCATION node\n",attr_name);
goto script_error;
}
}
if (url.s==(char*)UNDEF_CHAR) {
DBG("DEBUG:run_remove_location: remove all locs from loc_set\n");
empty_location_set( &(intr->loc_set) );
} else {
remove_location( &(intr->loc_set), url.s, url.len );
}
/* set the flag for modifing the location set */
intr->flags |= CPL_LOC_SET_MODIFIED;
done:
return get_first_child(intr->ip);
script_error:
return CPL_SCRIPT_ERROR;
}
/* UPDATED + CHECKED
*/
static inline char *run_location( struct cpl_interpreter *intr )
{
unsigned short attr_name;
unsigned short n;
char *p;
unsigned char prio;
unsigned char clear;
str url;
int i;
clear = NO_VAL;
prio = 10;
url.s = (char*)UNDEF_CHAR;
url.len = 0;
/* sanity check */
if (NR_OF_KIDS(intr->ip)>1) {
LM_ERR("LOCATION node suppose to have max "
"one child, not %d!\n",NR_OF_KIDS(intr->ip));
goto script_error;
}
for( i=NR_OF_ATTR(intr->ip),p=ATTR_PTR(intr->ip) ; i>0 ; i-- ) {
get_basic_attr(p,attr_name,n,intr,script_error);
switch (attr_name) {
case URL_ATTR:
url.len = n;
get_str_attr( p, url.s, url.len, intr, script_error,1);
break;
case PRIORITY_ATTR:
if ( n>10)
LM_WARN("invalid value (%u) found"
" for param. PRIORITY in LOCATION node -> using "
"default (%u)!\n",n,prio);
else
prio = n;
break;
case CLEAR_ATTR:
if (n!=YES_VAL && n!=NO_VAL)
LM_WARN("invalid value (%u) found"
" for param. CLEAR in LOCATION node -> using "
"default (%u)!\n",n,clear);
else
clear = n;
break;
default:
LM_ERR("unknown attribute (%d) in "
"LOCATION node\n",attr_name);
goto script_error;
}
}
if (url.s==(char*)UNDEF_CHAR) {
LM_ERR("param. URL missing in LOCATION node\n");
goto script_error;
}
if (clear)
empty_location_set( &(intr->loc_set) );
if (add_location( &(intr->loc_set), &url, 0, prio, 0/*no dup*/ )==-1) {
LM_ERR("unable to add location to set :-(\n");
goto runtime_error;
}
/* set the flag for modifying the location set */
intr->flags |= CPL_LOC_SET_MODIFIED;
return get_first_child(intr->ip);
runtime_error:
return CPL_RUNTIME_ERROR;
script_error:
return CPL_SCRIPT_ERROR;
}
/* UPDATED + CHECKED
*/
static inline char *run_lookup( struct cpl_interpreter *intr )
{
unsigned short attr_name;
unsigned short n;
unsigned char clear;
char *p;
char *kid;
char *failure_kid = 0;
char *success_kid = 0;
char *notfound_kid = 0;
int i;
time_t tc;
urecord_t* r;
ucontact_t* contact;
clear = NO_VAL;
/* check the params */
for( i=NR_OF_ATTR(intr->ip),p=ATTR_PTR(intr->ip) ; i>0 ; i-- ) {
get_basic_attr(p,attr_name,n,intr,script_error);
switch (attr_name) {
case CLEAR_ATTR:
if (n!=YES_VAL && n!=NO_VAL)
LM_WARN("invalid value (%u) found"
" for param. CLEAR in LOOKUP node -> using "
"default (%u)!\n",n,clear);
else
clear = n;
break;
default:
LM_ERR("unknown attribute (%d) in LOOKUP node\n",attr_name);
goto script_error;
}
}
/* check the kids */
for( i=0 ; i<NR_OF_KIDS(intr->ip) ; i++ ) {
kid = intr->ip + KID_OFFSET(intr->ip,i);
check_overflow_by_ptr( kid+SIMPLE_NODE_SIZE(kid), intr, script_error);
switch ( NODE_TYPE(kid) ) {
case SUCCESS_NODE :
success_kid = kid;
break;
case NOTFOUND_NODE:
notfound_kid = kid;
break;
case FAILURE_NODE:
failure_kid = kid;
break;
default:
LM_ERR("unknown output node type"
" (%d) for LOOKUP node\n",NODE_TYPE(kid));
goto script_error;
}
}
kid = failure_kid;
if (cpl_env.lu_domain) {
/* fetch user's contacts via usrloc */
tc = time(0);
cpl_fct.ulb.lock_udomain( cpl_env.lu_domain, &intr->user );
i = cpl_fct.ulb.get_urecord( cpl_env.lu_domain, &intr->user, &r);
if (i < 0) {
/* failure */
LM_ERR("failed to query usrloc\n");
cpl_fct.ulb.unlock_udomain( cpl_env.lu_domain, &intr->user );
} else if (i > 0) {
/* not found */
LM_DBG("'%.*s' Not found in usrloc\n",
intr->user.len, intr->user.s);
cpl_fct.ulb.unlock_udomain( cpl_env.lu_domain, &intr->user );
kid = notfound_kid;
} else {
contact = r->contacts;
/* skip expired contacts */
while ((contact) && (contact->expires <= tc))
contact = contact->next;
/* any contacts left? */
if (contact) {
/* clear loc set if requested */
if (clear)
empty_location_set( &(intr->loc_set) );
/* start adding locations to set */
do {
LM_DBG("adding <%.*s>q=%d\n",
contact->c.len,contact->c.s,(int)(10*contact->q));
if (add_location( &(intr->loc_set), &contact->c,
&contact->received, (int)(10*contact->q),
CPL_LOC_DUPL|
((contact->cflags&cpl_fct.ulb.nat_flag)?CPL_LOC_NATED:0)
)==-1) {
LM_ERR("unable to add location to set :-(\n");
cpl_fct.ulb.unlock_udomain( cpl_env.lu_domain, &intr->user );
goto runtime_error;
}
contact = contact->next;
}while( contact && cpl_env.lu_append_branches);
/* set the flag for modifying the location set */
intr->flags |= CPL_LOC_SET_MODIFIED;
/* we found a valid contact */
kid = success_kid;
} else {
/* no valid contact found */
kid = notfound_kid;
}
cpl_fct.ulb.unlock_udomain( cpl_env.lu_domain, &intr->user );
}
}
if (kid)
return get_first_child(kid);
return DEFAULT_ACTION;
runtime_error:
return CPL_RUNTIME_ERROR;
script_error:
return CPL_SCRIPT_ERROR;
}
