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00001 00002 #pragma once 00003 00004 #include <time.h> 00005 #include "ros/ros.h" 00006 #include "pr2_power_board/PowerBoardCommand.h" 00007 #include "boost/thread/mutex.hpp" 00008 00009 class Interface 00010 { 00011 public: 00012 00013 struct ifreq interface; 00014 int recv_sock; 00015 int send_sock; 00016 Interface(const char* ifname); 00017 ~Interface() {Close();} 00018 void Close(); 00019 int Init(sockaddr_in *port_address, sockaddr_in *broadcast_address); 00020 int InitReceive(); 00021 void AddToReadSet(fd_set &set, int &max_sock) const; 00022 bool IsReadSet(fd_set set) const; 00023 sockaddr_in ifc_address; 00024 }; 00025 00026 00027 class Device 00028 { 00029 public: 00030 ros::Time message_time; 00031 00032 const TransitionMessage &getTransitionMessage() 00033 { 00034 return tmsg; 00035 } 00036 void setTransitionMessage(const TransitionMessage &newtmsg); 00037 00038 const PowerMessage &getPowerMessage() 00039 { 00040 return pmsg; 00041 } 00042 void setPowerMessage(const PowerMessage &newpmsg); 00043 00044 Device(); 00045 ~Device() { }; 00046 private: 00047 bool tmsgset; 00048 TransitionMessage tmsg; 00049 bool pmsgset; 00050 PowerMessage pmsg; //last power message recived from device 00051 }; 00052 00053 00054 class PowerBoard 00055 { 00056 public: 00057 PowerBoard( const ros::NodeHandle node_handle, unsigned int serial_number = 0 ); 00058 bool commandCallback( pr2_power_board::PowerBoardCommand::Request &req_, 00059 pr2_power_board::PowerBoardCommand::Response &res_); 00060 void init(); 00061 void collectMessages(); 00062 void sendMessages(); 00063 int collect_messages(); 00064 int process_message(const PowerMessage *msg, int len); 00065 int process_transition_message(const TransitionMessage *msg, int len); 00066 const char* master_state_to_str(char state); 00067 const char* cb_state_to_str(char state); 00068 int list_devices(void); 00069 int send_command(unsigned int serial_number, int circuit_breaker, const std::string &command, unsigned flags); 00070 00071 private: 00072 ros::NodeHandle node_handle; 00073 ros::ServiceServer service; 00074 ros::Publisher diags_pub; 00075 ros::Publisher state_pub; 00076 00077 pr2_power_board::PowerBoardCommand::Request req_; 00078 pr2_power_board::PowerBoardCommand::Response res_; 00079 boost::mutex library_lock_; 00080 unsigned int serial_number; 00081 };