/** init pv api (optional).
* @return 0 on success, -1 on error
*/
int pv_init_api(void)
{
pv_init_table();
tr_init_table();
if(pv_init_buffer()<0)
return -1;
if(register_pvars_mod("core", _core_pvs)<0)
return -1;
return 0;
}
/** init pv api (optional).
* @return 0 on success, -1 on error
*/
int pv_init_api(void)
{
pv_init_table();
tr_init_table();
if(pv_init_buffer()<0)
return -1;
pv_str_empty_buf[0] = '\0';
pv_str_empty_buf[1] = '\0';
pv_str_empty.s = pv_str_empty_buf;
strcpy(pv_str_null_buf, "<null>");
pv_str_null.s = pv_str_null_buf;
if(register_pvars_mod("core", _core_pvs)<0)
return -1;
return 0;
}
int pv_table_add(pv_export_t *e)
{
char *p;
str *in;
pv_item_t *pvi = NULL;
pv_item_t *pvj = NULL;
pv_item_t *pvn = NULL;
int found;
unsigned int pvid;
if(e==NULL || e->name.s==NULL || e->getf==NULL || e->type==PVT_NONE)
{
LM_ERR("invalid parameters\n");
return -1;
}
if(_pv_table_set==0)
{
LM_DBG("PV table not initialized, doing it now\n");
pv_init_table();
}
in = &(e->name);
p = in->s;
while(is_in_str(p,in) && is_pv_valid_char(*p))
p++;
if(is_in_str(p,in))
{
LM_ERR("invalid char [%c] in [%.*s]\n", *p, in->len, in->s);
return -1;
}
found = 0;
//pvid = get_hash1_raw(in->s, in->len);
pvid = get_hash1_raw(in->s, in->len);
pvi = _pv_table[pvid%PV_TABLE_SIZE];
while(pvi)
{
if(pvi->pvid > pvid)
break;
if(pvi->pve.name.len==in->len)
{
found = strncmp(pvi->pve.name.s, in->s, in->len);
if(found==0)
{
LM_ERR("pvar [%.*s] already exists\n", in->len, in->s);
return -1;
}
}
pvj = pvi;
pvi = pvi->next;
}
pvn = (pv_item_t*)pkg_malloc(sizeof(pv_item_t));
if(pvn==0)
{
LM_ERR("no more memory\n");
return -1;
}
memset(pvn, 0, sizeof(pv_item_t));
memcpy(&(pvn->pve), e, sizeof(pv_export_t));
pvn->pvid = pvid;
if(pvj==0)
{
pvn->next = _pv_table[pvid%PV_TABLE_SIZE];
_pv_table[pvid%PV_TABLE_SIZE] = pvn;
goto done;
}
pvn->next = pvj->next;
pvj->next = pvn;
done:
return 0;
}