92 lines
2.1 KiB
C++
92 lines
2.1 KiB
C++
/*
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* OpenBTS provides an open source alternative to legacy telco protocols and
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* traditionally complex, proprietary hardware systems.
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*
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* Copyright 2009 Free Software Foundation, Inc.
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* Copyright 2014 Range Networks, Inc.
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*
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* This software is distributed under the terms of the GNU Affero General
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* Public License version 3. See the COPYING and NOTICE files in the main
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* directory for licensing information.
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*
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* This use of this software may be subject to additional restrictions.
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* See the LEGAL file in the main directory for details.
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*/
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#ifndef OPENBTSCLI_H
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#define OPENBTSCLI_H
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#include <string>
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#include <map>
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#include <iostream>
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namespace CommandLine {
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enum CLIStatus { SUCCESS=0,
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BAD_NUM_ARGS=1,
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BAD_VALUE=2,
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NOT_FOUND=3,
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TOO_MANY_ARGS=4,
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FAILURE=5,
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CLI_EXIT=-1
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};
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/** A table for matching strings to actions. */
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typedef CLIStatus (*CLICommand)(int,char**,std::ostream&);
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typedef std::map<std::string,CLICommand> ParseTable;
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/** The help table. */
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typedef std::map<std::string,std::string> HelpTable;
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class Parser {
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private:
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ParseTable mParseTable;
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HelpTable mHelpTable;
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static const int mMaxArgs = 10;
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public:
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void addCommands();
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/**
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Process a command line.
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@return 0 on sucess, -1 on exit request, error codes otherwise
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*/
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CLIStatus process(const char* line, std::ostream& os) const;
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void startCommandLine(); // (pat) Start a simple command line processor.
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/** Add a command to the parsing table. */
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void addCommand(const char* name, CLICommand func, const char* helpString)
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{ mParseTable[name] = func; mHelpTable[name]=helpString; }
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ParseTable::const_iterator begin() const { return mParseTable.begin(); }
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ParseTable::const_iterator end() const { return mParseTable.end(); }
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/** Return a help string. */
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const char *help(const std::string& cmd) const;
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private:
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/**
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Parse and execute a command string.
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@line a writeable copy of the original line
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@cline the original line
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@os output stream
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@return status code
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*/
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CLIStatus execute(char* line, std::ostream& os) const;
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};
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extern CLIStatus printChansV4(std::ostream& os,bool showAll);
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} // namespace CommandLine
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#endif
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// vim: ts=4 sw=4
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