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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#pragma once
#include <sys/types.h>
namespace vespalib {
/**
* utilities to help valgrind perform better checking of your program
**/
class Valgrind
{
public:
/**
* This method will write the buffer to '/dev/null' and thereby provoke the
* valgrind check of parameters to system calls.
* @param buf The buffer to write.
* @param sz The size of the buffer
* @return The number of bytes written.
*/
static size_t testSystemCall(const void * buf, size_t sz);
/**
* This method will use the buffer given in a way that will trigger valgrind
* check for uninitialized data.
* @param buf The buffer to check.
* @param sz The size of the buffer
* @return Just a hash value of the buffer.
*/
static size_t testUninitialized(const void * buf, size_t sz);
};
}
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