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Refactor OpenSSL plugin hashing code, just pass in the digest object

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as a parameter instead of a separate class for each Hash.

svn path=/trunk/kdesupport/qca/; revision=398907
This commit is contained in:
Brad Hards 2005-03-19 09:09:44 +00:00
parent 8ba1a15e6d
commit 77a3a44cb1
1 changed files with 16 additions and 125 deletions

141
plugins/qca-openssl/qca-openssl.cpp

@ -859,7 +859,11 @@ static QCA::Validity convert_verify_error(int err)
class opensslHashContext : public QCA::HashContext
{
public:
opensslHashContext(QCA::Provider *p, const QString &type) : QCA::HashContext(p, type) {};
opensslHashContext(const EVP_MD *algorithm, QCA::Provider *p, const QString &type) : QCA::HashContext(p, type)
{
m_algorithm = algorithm;
clear();
};
void clear()
{
@ -877,130 +881,17 @@ public:
EVP_DigestFinal( &m_context, (unsigned char*)a.data(), 0 );
return a;
}
Context *clone() const
{
return new opensslHashContext(*this);
}
protected:
const EVP_MD *m_algorithm;
EVP_MD_CTX m_context;
};
class SHA1Context : public opensslHashContext
{
public:
SHA1Context(QCA::Provider *p) : opensslHashContext(p, "sha1")
{
m_algorithm = EVP_get_digestbyname("sha1");
clear();
}
~SHA1Context()
{
}
Context *clone() const
{
return new SHA1Context(*this);
}
};
class SHA0Context : public opensslHashContext
{
public:
SHA0Context(QCA::Provider *p) : opensslHashContext(p, "sha")
{
m_algorithm = EVP_sha();
clear();
}
~SHA0Context()
{
}
Context *clone() const
{
return new SHA0Context(*this);
}
};
class MD2Context : public opensslHashContext
{
public:
MD2Context(QCA::Provider *p) : opensslHashContext(p, "md2")
{
m_algorithm = EVP_md2();
clear();
}
~MD2Context()
{
}
Context *clone() const
{
return new MD2Context(*this);
}
};
class MD4Context : public opensslHashContext
{
public:
MD4Context(QCA::Provider *p) : opensslHashContext(p, "md4")
{
m_algorithm = EVP_md4();
clear();
}
~MD4Context()
{
}
Context *clone() const
{
return new MD4Context(*this);
}
};
class MD5Context : public opensslHashContext
{
public:
MD5Context(QCA::Provider *p) : opensslHashContext(p, "md5")
{
m_algorithm = EVP_md5();
clear();
}
~MD5Context()
{
}
Context *clone() const
{
return new MD5Context(*this);
}
};
class RIPEMD160Context : public opensslHashContext
{
public:
RIPEMD160Context(QCA::Provider *p) : opensslHashContext(p, "ripemd160")
{
m_algorithm = EVP_ripemd160();
clear();
}
~RIPEMD160Context()
{
}
Context *clone() const
{
return new RIPEMD160Context(*this);
}
};
class opensslHMACContext : public QCA::MACContext
@ -3435,17 +3326,17 @@ public:
{
//OpenSSL_add_all_digests();
if ( type == "sha1" )
return new SHA1Context( this );
return new opensslHashContext( EVP_sha1(), this, type);
else if ( type == "sha0" )
return new SHA0Context( this );
return new opensslHashContext( EVP_sha(), this, type);
else if ( type == "ripemd160" )
return new RIPEMD160Context( this );
return new opensslHashContext( EVP_ripemd160(), this, type);
else if ( type == "md2" )
return new MD2Context( this );
return new opensslHashContext( EVP_md2(), this, type);
else if ( type == "md4" )
return new MD4Context( this );
return new opensslHashContext( EVP_md4(), this, type);
else if ( type == "md5" )
return new MD5Context( this );
return new opensslHashContext( EVP_md5(), this, type);
else if ( type == "hmac(md5)" )
return new opensslHMACContext( EVP_md5(), this, type );
else if ( type == "hmac(sha1)" )