SymmetricCipherException.h

Go to the documentation of this file.

#ifndef SYMMETRICCIPHEREXCEPTION_H_
#define SYMMETRICCIPHEREXCEPTION_H_

#include "LibCryptoSecException.h"

class SymmetricCipherException : public LibCryptoSecException
{
public:
    enum ErrorCode
    {
        UNKNOWN,
        INVALID_CIPHER,
        CTX_INIT,
        CTX_UPDATE,
        CTX_FINISH,
        NO_INPUT_DATA,
    };
    SymmetricCipherException(std::string where)
    {
        this->where = where;
        this->errorCode = SymmetricCipherException::UNKNOWN;
    }
    SymmetricCipherException(SymmetricCipherException::ErrorCode errorCode, std::string where)
    {
        this->where = where;
        this->errorCode = errorCode;
    }
    virtual ~SymmetricCipherException() throw () {}
    virtual std::string getMessage() const
    {
        return (SymmetricCipherException::errorCode2Message(this->errorCode));
    }
    virtual std::string toString() const
    {
        std::string ret;
        if (this->errorCode == SymmetricCipherException::UNKNOWN)
        {
            ret = "SymmetricCipherException. Called by: " + this->where + ".";
        }
        else
        {
            ret = "SymmetricCipherException: " + SymmetricCipherException::errorCode2Message(this->errorCode) + ". Called by: " + this->where + ".";
        }
        return ret;
    }
    virtual SymmetricCipherException::ErrorCode getErrorCode()
    {
        return this->errorCode;
    }
    static std::string errorCode2Message(SymmetricCipherException::ErrorCode errorCode)
    {
        std::string ret;
        switch (errorCode)
        {
            case SymmetricCipherException::UNKNOWN:
                ret = "Unknown error";
                break;
            case SymmetricCipherException::INVALID_CIPHER:
                ret = "Invalid symmetric cipher";
                break;
            case SymmetricCipherException::CTX_INIT:
                ret = "Creating symmetric cipher context";
                break;
            case SymmetricCipherException::CTX_UPDATE:
                ret = "Updating symmetric cipher context";
                break;
            case SymmetricCipherException::CTX_FINISH:
                ret = "Finishing symmetric cipher context";
                break;
            case SymmetricCipherException::NO_INPUT_DATA:
                ret = "No input data";
                break;
//          case SymmetricCipherException::NO_INPUT_DATA:
//              ret = "";
//              break;
//          case SymmetricCipherException::NO_INPUT_DATA:
//              ret = "";
//              break;
//          case SymmetricCipherException::NO_INPUT_DATA:
//              ret = "";
//              break;
        }
        return ret;
    }
protected:
    SymmetricCipherException::ErrorCode errorCode;
};

#endif /*SYMMETRICCIPHEREXCEPTION_H_*/