Pkcs7Builder.h

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#ifndef PKCS7BUILDER_H_
#define PKCS7BUILDER_H_

#include <openssl/bio.h>
#include <openssl/pkcs7.h>
#include <openssl/pem.h>

#include <string>

#include "ByteArray.h"
#include <libcryptosec/exception/EncodeException.h>
#include <libcryptosec/exception/Pkcs7Exception.h>
#include <libcryptosec/exception/InvalidStateException.h>

class Pkcs7Builder
{
    
public:

    Pkcs7Builder();
    
    ~Pkcs7Builder();
    
    void update(std::string &data) throw (InvalidStateException, Pkcs7Exception);
    
    void update(ByteArray &data) throw (InvalidStateException, Pkcs7Exception);
    
    void doFinal(std::istream *in, std::ostream *out)
            throw (InvalidStateException, Pkcs7Exception, EncodeException);

protected:

    enum State
    {
        NO_INIT, 
        INIT, 
        UPDATE, 
    };
    
    Pkcs7Builder::State state;
    
    PKCS7 *pkcs7;
    
    BIO *p7bio;
    
};

#endif /*PKCS7BUILDER_H_*/