fprime/Fw/Types/StringBase.hpp
Johan Bertrand eb518e9f1d
Update of clang tidy checks (#2710)
* Add clang tidy check on braces

* Merge clang-tidy files

* Add documentation and clang-tidy revert changes
2024-05-02 11:34:52 -07:00

91 lines
3.4 KiB
C++

/**
* \file StringBase.hpp
* \author T. Canham
* \brief Declares F Prime string base class
*
* \copyright
* Copyright 2009-2016, by the California Institute of Technology.
* ALL RIGHTS RESERVED. United States Government Sponsorship
* acknowledged.
*
*/
#ifndef FW_STRING_BASE_HPP
#define FW_STRING_BASE_HPP
#include <FpConfig.hpp>
#include <Fw/Types/Serializable.hpp>
#ifdef BUILD_UT
#include <iostream>
#endif
namespace Fw {
class StringBase : public Serializable {
public:
using SizeType = NATIVE_UINT_TYPE;
virtual const CHAR* toChar() const = 0; //<! Convert to a C-style char*
virtual SizeType getCapacity() const = 0; //!< return size of buffer
SizeType length() const; //!< Get length of string
//! Get the maximum length of a string that the buffer can hold
SizeType maxLength() const;
//! Get the static serialized size of a string
//! This is the max length of the string plus the size of the stored size
static constexpr SizeType STATIC_SERIALIZED_SIZE(SizeType maxLength //!< The maximum string length
) {
return static_cast<SizeType>(sizeof(FwSizeStoreType)) + maxLength;
}
//! Get the size of a null-terminated string buffer
static constexpr SizeType BUFFER_SIZE(SizeType maxLength //!< The maximum string length
) {
// Reserve one byte for each character plus one for the null terminator
return maxLength + 1;
}
//! Get the dynamic serialized size of a string
//! This is the length of the string plus the size of the stored size
SizeType serializedSize() const;
//! Get the serialized truncated size of a string
//! This is the minimum of the dynamic serialized size and the max length
SizeType serializedTruncatedSize(FwSizeType maxLength //!< The max string length
) const;
const CHAR* operator+=(const CHAR* src); //!< Concatenate a CHAR*
const StringBase& operator+=(const StringBase& src); //!< Concatenate a StringBase
bool operator==(const StringBase& other) const; //!< Check for equality with StringBase
bool operator==(const CHAR* other) const; //!< Check for equality with CHAR*
bool operator!=(const StringBase& other) const; //!< Inequality with StringBase
bool operator!=(const CHAR* other) const; //!< Inequality with CHAR*
StringBase& operator=(const CHAR* src); //!< Assign CHAR*
StringBase& operator=(const StringBase& src); //!< Assign another StringBase
void format(const CHAR* formatString, ...); //!< write formatted string to buffer
virtual SerializeStatus serialize(SerializeBufferBase& buffer) const; //!< serialization function
virtual SerializeStatus serialize(SerializeBufferBase& buffer, SizeType maxLen) const; //!< serialization function
virtual SerializeStatus deserialize(SerializeBufferBase& buffer); //!< deserialization function
#ifdef BUILD_UT
// to support GoogleTest framework in unit tests
friend std::ostream& operator<<(std::ostream& os, const StringBase& str);
#endif
#if FW_SERIALIZABLE_TO_STRING || BUILD_UT
void toString(StringBase& text) const; //!< write string with contents
#endif
protected:
StringBase();
virtual ~StringBase();
void appendBuff(const CHAR* buff, SizeType size);
private:
StringBase(const StringBase& src) = delete; //!< constructor with buffer as source
};
} // namespace Fw
#endif