Function _dm_avp_add

modules/aaa_diameter/dm_impl.c:1797–1872

int _dm_avp_add(aaa_conn *_, struct list_head *avp_arr, aaa_map *avp, void *val,
               int val_length, int vendor)
{
	struct {
		struct dm_avp davp;
		char buf[0];
	} *wrap;
	int len;

	if (!avp || !avp->name || val_length < AAA_TYPE_GROUPED)
		return -1;
	len = strlen(avp->name);

	wrap = shm_malloc(sizeof *wrap + len + 1 +
				(val_length < 0 ? 0 : val_length) + 1);
	if (!wrap) {
		LM_ERR("oom\n");
		return -1;
	}

	memset(&wrap->davp, 0, sizeof wrap->davp);
	INIT_LIST_HEAD(&wrap->davp.subavps);

	wrap->davp.name.s = wrap->buf;
	wrap->davp.name.len = len;
	strcpy(wrap->buf, avp->name);
	wrap->davp.vendor_id = vendor;

	if (val_length >= 0) {
		wrap->davp.value_type = AAA_TYPE_OCTETSTRING;

		wrap->davp.value.os.data = (uint8_t *)(wrap->buf + len + 1);
		wrap->davp.value.os.len = val_length;
		memcpy(wrap->davp.value.os.data, val, val_length);
		wrap->davp.value.os.data[val_length] = '\0';
	} else if (val_length == AAA_TYPE_GROUPED) {
		wrap->davp.value_type = val_length;

		if (dm_build_avps(&wrap->davp.subavps, (cJSON *)val) != 0) {
			LM_ERR("failed to build sub-AVP list\n");
			shm_free(wrap);
			return -1;
		}
	} else {
		wrap->davp.value_type = val_length;

		switch (val_length) {
		case AAA_TYPE_INT32:
			wrap->davp.value.i32 = (int32_t)*(double *)val;
			break;

		case AAA_TYPE_INT64:
			wrap->davp.value.i64 = (int64_t)*(double *)val;
			break;

		case AAA_TYPE_UINT32:
			wrap->davp.value.u32 = (uint32_t)*(double *)val;
			break;