static int mod_pub_status()

in nimble/host/mesh/src/cfg_cli.c [551:623]

• 60 lines of code
• 12 McCabe index (conditional complexity)

static int mod_pub_status(struct bt_mesh_model *model,
			   struct bt_mesh_msg_ctx *ctx,
			   struct os_mbuf*buf)
{
	uint16_t mod_id, cid, elem_addr;
	struct mod_pub_param *param;
	uint8_t status;

	BT_DBG("net_idx 0x%04x app_idx 0x%04x src 0x%04x len %u: %s",
	       ctx->net_idx, ctx->app_idx, ctx->addr, buf->om_len,
	       bt_hex(buf->om_data, buf->om_len));

	if ((buf->om_len != 12U) && (buf->om_len != 14U)) {
		BT_ERR("The message size for the application opcode is incorrect.");
		return -EINVAL;
	}

	if (!bt_mesh_msg_ack_ctx_match(&cli->ack_ctx, OP_MOD_PUB_STATUS, ctx->addr,
				       (void **)&param)) {
		BT_WARN("Unexpected Model Pub Status message");
		return -ENOENT;
	}

	if (param->cid != CID_NVAL) {
		if (buf->om_len < 14) {
			BT_WARN("Unexpected Mod Pub Status with SIG Model");
			return -ENOENT;
		}

		cid = sys_get_le16(&buf->om_data[10]);
		mod_id = sys_get_le16(&buf->om_data[12]);
	} else {
		if (buf->om_len > 12) {
			BT_WARN("Unexpected Mod Pub Status with Vendor Model");
			return -ENOENT;
		}

		cid = CID_NVAL;
		mod_id = sys_get_le16(&buf->om_data[10]);
	}

	if (mod_id != param->mod_id || cid != param->cid) {
		BT_WARN("Mod Pub Model ID or Company ID mismatch");
		return -ENOENT;
	}

	status = net_buf_simple_pull_u8(buf);

	elem_addr = net_buf_simple_pull_le16(buf);
	if (elem_addr != param->elem_addr) {
		BT_WARN("Model Pub Status for unexpected element (0x%04x)",
			elem_addr);
		return -ENOENT;
	}

	if (param->status) {
		*param->status = status;
	}

	if (param->pub) {
		param->pub->addr = net_buf_simple_pull_le16(buf);
		param->pub->app_idx = net_buf_simple_pull_le16(buf);
		param->pub->cred_flag = (param->pub->app_idx & BIT(12));
		param->pub->app_idx &= BIT_MASK(12);
		param->pub->ttl = net_buf_simple_pull_u8(buf);
		param->pub->period = net_buf_simple_pull_u8(buf);
		param->pub->transmit = net_buf_simple_pull_u8(buf);
	}

	bt_mesh_msg_ack_ctx_rx(&cli->ack_ctx);

	return 0;
}