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Refactorization: Store minsizes in vector instead of list which has less overhead

This commit is contained in:
PKEuS 2017-03-27 17:33:26 +02:00
parent 63d39390b4
commit 2938278f00
4 changed files with 9 additions and 9 deletions
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8
lib/checkbufferoverrun.cpp
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@ -313,7 +313,7 @@ static bool bailoutIfSwitch(const Token *tok, const unsigned int varid)
}
//---------------------------------------------------------------------------
static bool checkMinSizes(const std::list<Library::ArgumentChecks::MinSize> &minsizes, const Token * const ftok, const MathLib::bigint arraySize, const Token **charSizeToken, const Settings * const settings)
static bool checkMinSizes(const std::vector<Library::ArgumentChecks::MinSize> &minsizes, const Token * const ftok, const MathLib::bigint arraySize, const Token **charSizeToken, const Settings * const settings)
{
if (charSizeToken)
*charSizeToken = nullptr;
@ -323,7 +323,7 @@ static bool checkMinSizes(const std::list<Library::ArgumentChecks::MinSize> &min
// All conditions must be true
bool error = true;
for (std::list<Library::ArgumentChecks::MinSize>::const_iterator minsize = minsizes.begin(); minsize != minsizes.end(); ++minsize) {
for (std::vector<Library::ArgumentChecks::MinSize>::const_iterator minsize = minsizes.begin(); minsize != minsizes.end(); ++minsize) {
if (!error)
return false;
error = false;
@ -383,7 +383,7 @@ static bool checkMinSizes(const std::list<Library::ArgumentChecks::MinSize> &min
void CheckBufferOverrun::checkFunctionParameter(const Token &ftok, unsigned int paramIndex, const ArrayInfo &arrayInfo, const std::list<const Token *>& callstack)
{
const std::list<Library::ArgumentChecks::MinSize> * const minsizes = _settings->library.argminsizes(&ftok, paramIndex);
const std::vector<Library::ArgumentChecks::MinSize> * const minsizes = _settings->library.argminsizes(&ftok, paramIndex);
if (minsizes) {
MathLib::bigint arraySize = arrayInfo.element_size();
@ -1704,7 +1704,7 @@ void CheckBufferOverrun::checkStringArgument()
const Token *strtoken = argtok->getValueTokenMinStrSize();
if (!strtoken)
continue;
const std::list<Library::ArgumentChecks::MinSize> *minsizes = _settings->library.argminsizes(tok, argnr);
const std::vector<Library::ArgumentChecks::MinSize> *minsizes = _settings->library.argminsizes(tok, argnr);
if (!minsizes)
continue;
if (checkMinSizes(*minsizes, tok, Token::getStrSize(strtoken), nullptr, _settings))

3
lib/library.cpp
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@ -623,9 +623,10 @@ Library::Error Library::loadFunction(const tinyxml2::XMLElement * const node, co
if (strlen(argattr) != 1 || argattr[0]<'0' || argattr[0]>'9')
return Error(BAD_ATTRIBUTE_VALUE, argattr);
ac.minsizes.reserve(type == ArgumentChecks::MinSize::MUL ? 2 : 1);
ac.minsizes.push_back(ArgumentChecks::MinSize(type,argattr[0]-'0'));
if (type == ArgumentChecks::MinSize::MUL) {
const char *arg2attr = argnode->Attribute("arg2");
const char *arg2attr = argnode->Attribute("arg2");
if (!arg2attr)
return Error(MISSING_ATTRIBUTE, "arg2");
if (strlen(arg2attr) != 1 || arg2attr[0]<'0' || arg2attr[0]>'9')

5
lib/library.h
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@ -29,7 +29,6 @@
#include <map>
#include <set>
#include <string>
#include <list>
#include <vector>
namespace tinyxml2 {
@ -255,7 +254,7 @@ public:
int arg;
int arg2;
};
std::list<MinSize> minsizes;
std::vector<MinSize> minsizes;
};
@ -310,7 +309,7 @@ public:
bool hasminsize(const std::string &functionName) const;
const std::list<ArgumentChecks::MinSize> *argminsizes(const Token *ftok, int argnr) const {
const std::vector<ArgumentChecks::MinSize> *argminsizes(const Token *ftok, int argnr) const {
const ArgumentChecks *arg = getarg(ftok, argnr);
return arg ? &arg->minsizes : nullptr;
}

2
test/testlibrary.cpp
View File

@ -339,7 +339,7 @@ private:
tokenList.front()->next()->astOperand1(tokenList.front());
// arg1: type=strlen arg2
const std::list<Library::ArgumentChecks::MinSize> *minsizes = library.argminsizes(tokenList.front(),1);
const std::vector<Library::ArgumentChecks::MinSize> *minsizes = library.argminsizes(tokenList.front(),1);
ASSERT_EQUALS(true, minsizes != nullptr);
ASSERT_EQUALS(1U, minsizes ? minsizes->size() : 1U);
if (minsizes && minsizes->size() == 1U) {