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/*
* File: EvalContext.h
*
* Copyright (c) Freescale Semiconductor, Inc. All rights reserved.
* See included license file for license details.
*/
#include "EvalContext.h"
#include <stdexcept>
#include "format_string.h"
using namespace elftosb;
EvalContext::EvalContext()
: m_sourcesManager(0)
{
}
EvalContext::~EvalContext()
{
}
bool EvalContext::isVariableDefined(const std::string & name)
{
variable_map_t::const_iterator it = m_variables.find(name);
return it != m_variables.end();
}
uint32_t EvalContext::getVariableValue(const std::string & name)
{
variable_map_t::const_iterator it = m_variables.find(name);
if (it == m_variables.end())
{
throw std::runtime_error(format_string("undefined variable '%s'", name.c_str()));
}
return it->second.m_value;
}
int_size_t EvalContext::getVariableSize(const std::string & name)
{
variable_map_t::const_iterator it = m_variables.find(name);
if (it == m_variables.end())
{
throw std::runtime_error(format_string("undefined variable '%s'", name.c_str()));
}
return it->second.m_size;
}
void EvalContext::setVariable(const std::string & name, uint32_t value, int_size_t size)
{
// check if var is locked
variable_map_t::const_iterator it = m_variables.find(name);
if (it != m_variables.end() && it->second.m_isLocked)
{
return;
}
// set var info
variable_info_t info;
info.m_value = value;
info.m_size = size;
info.m_isLocked = false;
m_variables[name] = info;
}
bool EvalContext::isVariableLocked(const std::string & name)
{
variable_map_t::const_iterator it = m_variables.find(name);
if (it == m_variables.end())
{
throw std::runtime_error(format_string("undefined variable '%s'", name.c_str()));
}
return it->second.m_isLocked;
}
void EvalContext::lockVariable(const std::string & name)
{
variable_map_t::iterator it = m_variables.find(name);
if (it == m_variables.end())
{
throw std::runtime_error(format_string("undefined variable '%s'", name.c_str()));
}
it->second.m_isLocked = true;
}
void EvalContext::unlockVariable(const std::string & name)
{
variable_map_t::iterator it = m_variables.find(name);
if (it == m_variables.end())
{
throw std::runtime_error("undefined variable");
}
it->second.m_isLocked = false;
}
void EvalContext::dump()
{
variable_map_t::iterator it = m_variables.begin();
for (; it != m_variables.end(); ++it)
{
variable_info_t & info = it->second;
const char * lockedString = info.m_isLocked ? "locked" : "unlocked";
printf("%s = %u:%d (%s)\n", it->first.c_str(), info.m_value, (int)info.m_size, lockedString);
}
}
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