/**
* rmnet_map_command() - Entry point for handling MAP commands
* @skb: Socket buffer containing the MAP command message
* @config: Physical end-point configuration of ingress device
*
* Process MAP command frame and send N/ACK message as appropriate. Message cmd
* name is decoded here and appropriate handler is called.
*
* Return:
* - RX_HANDLER_CONSUMED. Command frames are always consumed.
*/
rx_handler_result_t rmnet_map_command(struct sk_buff *skb,
struct rmnet_phys_ep_conf_s *config)
{
struct rmnet_map_control_command_s *cmd;
unsigned char command_name;
unsigned char rc = 0;
if (unlikely(!skb))
BUG();
cmd = RMNET_MAP_GET_CMD_START(skb);
command_name = cmd->command_name;
if (command_name < RMNET_MAP_COMMAND_ENUM_LENGTH)
rmnet_map_command_stats[command_name]++;
switch (command_name) {
case RMNET_MAP_COMMAND_FLOW_ENABLE:
rc = rmnet_map_do_flow_control(skb, config, 1);
break;
case RMNET_MAP_COMMAND_FLOW_DISABLE:
rc = rmnet_map_do_flow_control(skb, config, 0);
break;
default:
rmnet_map_command_stats[RMNET_MAP_COMMAND_UNKNOWN]++;
LOGM("Uknown MAP command: %d", command_name);
rc = RMNET_MAP_COMMAND_UNSUPPORTED;
break;
}
rmnet_map_send_ack(skb, rc, config);
return RX_HANDLER_CONSUMED;
}
/* Process MAP command frame and send N/ACK message as appropriate. Message cmd
* name is decoded here and appropriate handler is called.
*/
void rmnet_map_command(struct sk_buff *skb, struct rmnet_port *port)
{
struct rmnet_map_control_command *cmd;
unsigned char command_name;
unsigned char rc = 0;
cmd = RMNET_MAP_GET_CMD_START(skb);
command_name = cmd->command_name;
switch (command_name) {
case RMNET_MAP_COMMAND_FLOW_ENABLE:
rc = rmnet_map_do_flow_control(skb, port, 1);
break;
case RMNET_MAP_COMMAND_FLOW_DISABLE:
rc = rmnet_map_do_flow_control(skb, port, 0);
break;
default:
rc = RMNET_MAP_COMMAND_UNSUPPORTED;
kfree_skb(skb);
break;
}
if (rc == RMNET_MAP_COMMAND_ACK)
rmnet_map_send_ack(skb, rc, port);
}
