fp@1142: /*****************************************************************************
fp@1142:  *
fp@1142:  * $Id$
fp@1142:  *
fp@1142:  ****************************************************************************/
fp@1142: 
fp@1142: #include <iostream>
fp@1142: using namespace std;
fp@1142: 
fp@1142: #include "CommandStates.h"
fp@1142: 
fp@1142: /*****************************************************************************/
fp@1142: 
fp@1142: CommandStates::CommandStates():
fp@1142:     Command("states", "Request application-layer states.")
fp@1142: {
fp@1142: }
fp@1142: 
fp@1142: /*****************************************************************************/
fp@1142: 
fp@1142: string CommandStates::helpString() const
fp@1142: {
fp@1142:     stringstream str;
fp@1142: 
fp@1142:     str << getName() << " [OPTIONS] <STATE>" << endl
fp@1142:         << endl
fp@1142:         << getBriefDescription() << endl
fp@1142:         << endl
fp@1142:         << "Arguments:" << endl
fp@1142:         << "  STATE can be 'INIT', 'PREOP', 'SAFEOP', or 'OP'" << endl
fp@1142:         << endl
fp@1142:         << "Command-specific options:" << endl
fp@1142:         << "  --slave -s <index>  Positive numerical ring position," << endl
fp@1142:         << "                      or 'all' for all slaves (default)." << endl
fp@1142:         << endl
fp@1142:         << numericInfo();
fp@1142: 
fp@1142:     return str.str();
fp@1142: }
fp@1142: 
fp@1142: /****************************************************************************/
fp@1142: 
fp@1142: void CommandStates::execute(MasterDevice &m, const StringVector &args)
fp@1142: {
fp@1142:     stringstream err;
fp@1142:     string stateStr;
fp@1142:     uint8_t state = 0x00;
fp@1142:     
fp@1142:     if (args.size() != 1) {
fp@1142:         err << "'" << getName() << "' takes exactly one argument!";
fp@1142:         throwInvalidUsageException(err);
fp@1142:     }
fp@1142: 
fp@1142:     stateStr = args[0];
fp@1142:     transform(stateStr.begin(), stateStr.end(),
fp@1142:             stateStr.begin(), (int (*) (int)) std::toupper);
fp@1142: 
fp@1142:     if (stateStr == "INIT") {
fp@1142:         state = 0x01;
fp@1142:     } else if (stateStr == "PREOP") {
fp@1142:         state = 0x02;
fp@1142:     } else if (stateStr == "SAFEOP") {
fp@1142:         state = 0x04;
fp@1142:     } else if (stateStr == "OP") {
fp@1142:         state = 0x08;
fp@1142:     } else {
fp@1142:         err << "Invalid state '" << args[0] << "'!";
fp@1142:         throwInvalidUsageException(err);
fp@1142:     }
fp@1142: 
fp@1142:     m.open(MasterDevice::ReadWrite);
fp@1142: 
fp@1142:     if (slavePosition == -1) {
fp@1142:         unsigned int i, numSlaves = m.slaveCount();
fp@1142:         for (i = 0; i < numSlaves; i++)
fp@1142:             m.requestState(i, state);
fp@1142:     } else {
fp@1142:         m.requestState(slavePosition, state);
fp@1142:     }
fp@1142: }
fp@1142: 
fp@1142: /*****************************************************************************/