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/*
*
* Copyright (c) 2013-2021 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* OpenIB.org BSD license below:
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
* Version: $Id$
*
*/
#include <stdlib.h>
#include "adb_expr.h"
/**
* Function: AdbExpr::AdbExpr
**/
AdbExpr::AdbExpr() : _varsMap(0) {}
/**
* Function: AdbExpr::~AdbExpr
**/
AdbExpr::~AdbExpr() {}
/**
* Function: AdbExpr::setVars
**/
void AdbExpr::setVars(map<string, string>* varsMap)
{
_varsMap = varsMap;
}
/**
* Function: AdbExpr::statusStr
**/
const char* AdbExpr::statusStr(int status)
{
switch (status)
{
case Expr::ERR_RPAR_EXP:
return "Right parentheses expected";
case Expr::ERR_VALUE_EXP:
return "Value expected";
case Expr::ERR_BIN_EXP:
return "Binary operation expected ";
case Expr::ERR_DIV_ZERO:
return "Divide zero attempt";
case Expr::ERR_BAD_NUMBER:
return "Bad constant syntax";
case Expr::ERR_BAD_NAME:
return "Variable Name not resolved";
default:
return "Unknown error";
}
}
/**
* Function: AdbExpr::ResolveName
**/
int AdbExpr::ResolveName(char* name, u_int64_t* val)
{
map<string, string>::iterator it = _varsMap->find(name);
if (it == _varsMap->end())
{
return ERR_BAD_NAME;
}
char* end;
*val = strtoul(it->second.c_str(), &end, 0);
if (*end != '\0')
{
return ERR_BAD_NUMBER;
}
return 0;
}
/**
* Function: AdbExpr::Error
**/
void AdbExpr::Error(const std::string& message)
{
throw AdbException(string("Expression evaluation error: ") + message);
}
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