static int w_create_dialog2(struct sip_msg *req,char *param)
{
struct dlg_cell *dlg;
struct cell *t;
str res = {0,0};
int flags;
if (fixup_get_svalue(req, (gparam_p)param, &res) !=0)
{
LM_ERR("no create dialog flags\n");
return -1;
}
flags = parse_create_dlg_flags(res);
/* is the dialog already created? */
if ( (dlg=get_current_dialog())!=NULL )
{
/*Clear current flags before setting new ones*/
dlg->flags &= ~(DLG_FLAG_PING_CALLER | DLG_FLAG_PING_CALLEE | DLG_FLAG_BYEONTIMEOUT);
dlg->flags |= flags;
return 1;
}
t = d_tmb.t_gett();
if (dlg_create_dialog( (t==T_UNDEFINED)?NULL:t, req,flags)!=0)
return -1;
return 1;
}
static int w_create_dialog(struct sip_msg *req)
{
struct cell *t;
/* is the dialog already created? */
if (get_current_dialog()!=NULL)
return 1;
t = d_tmb.t_gett();
if (dlg_create_dialog( (t==T_UNDEFINED)?NULL:t, req,0)!=0)
return -1;
return 1;
}
static int w_create_dialog2(struct sip_msg *req,char *param)
{
struct cell *t;
str res = {0,0};
int flags=0;
char *p;
if (fixup_get_svalue(req, (gparam_p)param, &res) !=0)
{
LM_ERR("no create dialog flags\n");
return -1;
}
for (p=res.s;p<res.s+res.len;p++)
{
switch (*p)
{
case 'P':
flags |= DLG_FLAG_PING_CALLER;
LM_DBG("will ping caller\n");
break;
case 'p':
flags |= DLG_FLAG_PING_CALLEE;
LM_DBG("will ping callee\n");
break;
case 'B':
flags |= DLG_FLAG_BYEONTIMEOUT;
LM_DBG("bye on timeout activated\n");
break;
default:
LM_DBG("unknown create_dialog flag : [%c] . Skipping\n",*p);
}
}
/* is the dialog already created? */
if (current_dlg_pointer!=NULL)
{
/*Clear current flags before setting new ones*/
current_dlg_pointer->flags &= ~(DLG_FLAG_PING_CALLER | DLG_FLAG_PING_CALLEE | DLG_FLAG_BYEONTIMEOUT);
current_dlg_pointer->flags |= flags;
return 1;
}
t = d_tmb.t_gett();
if (dlg_create_dialog( (t==T_UNDEFINED)?NULL:t, req,flags)!=0)
return -1;
return 1;
}
static int create_dialog_wrapper(struct sip_msg *req,int flags)
{
struct cell *t;
struct dlg_cell *dlg;
/* is the dialog already created? */
if ((dlg = get_current_dialog())!=NULL) {
dlg->flags |= flags;
return 1;
}
t = d_tmb.t_gett();
if (dlg_create_dialog( (t==T_UNDEFINED)?NULL:t, req,flags)!=0)
return -1;
return 1;
}
/* hide via, route sets and contacts */
static int topology_hiding(struct sip_msg *req,int extra_flags)
{
struct dlg_cell *dlg;
struct hdr_field *it;
char* buf;
struct lump* lump, *crt, *prev_crt =0, *a, *foo;
struct cell* t;
t = d_tmb.t_gett();
if (t == T_UNDEFINED)
t=NULL;
dlg = get_current_dialog();
if(!dlg) {
if(dlg_create_dialog( t, req, 0) != 0) {
LM_ERR("Failed to create dialog\n");
return -1;
}
/* double check if the dialog can be retrieved */
if (!(dlg = get_current_dialog())) {
LM_ERR("failed to get dialog\n");
return -1;
}
}
dlg->flags |= DLG_FLAG_TOPHIDING;
dlg->flags |= extra_flags;
/* delete also the added record route and the did param */
for(crt=req->add_rm; crt;) {
lump = 0;
if(crt->type != HDR_RECORDROUTE_T)
/* check on before list for parameters */
for( lump=crt->before ; lump ; lump=lump->before ) {
/* we are looking for the lump that adds the
* suffix of the RR header */
if ( lump->type==HDR_RECORDROUTE_T && lump->op==LUMP_ADD)
{
LM_DBG("lump before root %p\n", crt);
LM_DBG("Found lump = %p, %.*s\n", lump, lump->len,lump->u.value);
break;
}
}
if((crt->type==HDR_RECORDROUTE_T) || lump) {
/* lump found */
lump = crt;
crt = crt->next;
a=lump->before;
while(a) {
LM_DBG("before [%p], op=%d\n", a, a->op);
if(a->op == LUMP_ADD)
LM_DBG("value= %.*s\n", a->len, a->u.value);
foo=a; a=a->before;
if (!(foo->flags&(LUMPFLAG_DUPED|LUMPFLAG_SHMEM)))
free_lump(foo);
if (!(foo->flags&LUMPFLAG_SHMEM))
pkg_free(foo);
}
a=lump->after;
while(a) {
LM_DBG("after [%p], op=%d\n", a, a->op);
if(a->op == LUMP_ADD)
LM_DBG("value= %.*s\n", a->len, a->u.value);
foo=a; a=a->after;
if (!(foo->flags&(LUMPFLAG_DUPED|LUMPFLAG_SHMEM)))
free_lump(foo);
if (!(foo->flags&LUMPFLAG_SHMEM))
pkg_free(foo);
}
if(lump == req->add_rm)
req->add_rm = lump->next;
else
prev_crt->next = lump->next;
if (!(lump->flags&(LUMPFLAG_DUPED|LUMPFLAG_SHMEM)))
free_lump(lump);
if (!(lump->flags&LUMPFLAG_SHMEM))
pkg_free(lump);
// goto after_del_rr;
// break;
continue;
}
prev_crt = crt;
crt= crt->next;
}
buf = req->buf;
/* delete record-route headers */
for (it=req->record_route;it;it=it->sibling) {
if (del_lump(req,it->name.s - buf,it->len,HDR_RECORDROUTE_T) == 0) {
LM_ERR("del_lump failed - while deleting record-route\n");
return -1;
}
}
/* delete via headers */
if(dlg_del_vias(req) < 0) {
LM_ERR("Failed to remove via headers\n");
return -1;
}
/* replace contact*/
if(dlg_replace_contact(req, dlg) < 0) {
LM_ERR("Failed to replace contact\n");
return -1;
}
return 1;
}
