Function msg_branch_flag_set

pvar.c:4381–4431

static int msg_branch_flag_set(struct sip_msg* msg, pv_param_t *param, int op,
															pv_value_t *val)
{
	int size;
	int idx;
	int idxf;

	if(param==NULL) {
		LM_ERR("bad parameters\n");
		return -1;
	}

	if (val==NULL || (val->flags&(PV_VAL_NULL|PV_VAL_NONE))!=0 ||
	(val->flags&PV_TYPE_INT)==0 ) {
		LM_ERR("input for $branch.flag() found not to be an integer\n");
		return -1;
	}

	/* get the index */
	if (pv_get_spec_index(msg, param, &idx, &idxf)!=0) {
		LM_ERR("invalid index\n");
		return -1;
	}

	if(idxf==PV_IDX_ALL) {
		LM_ERR("SCRIPT BUG - * not allowed in branch flag assignment\n");
		return -1;
	}

	size = get_dset_size() + 1;

	/* if no idx, work with the last branch */
	if (idxf==0 && idx==0)
		idx = size - 1;

	if (idx<0) {
		idx = size + idx;
	}

	if (idx<0 || idx>=size) {
		LM_DBG("inexisting branch flag assignment [%d/%d]\n", size, idx);
		return -1;
	}

	if (val->ri==0)
		resetbflag (msg, idx, param->pvn.u.isname.name.n);
	else
		setbflag( msg, idx, param->pvn.u.isname.name.n);

	return 0;
}


static int msg_branch_flag_get(struct sip_msg *msg,  pv_param_t *param,