hmac.hpp

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#ifndef __JOIN_HMAC_HPP__
#define __JOIN_HMAC_HPP__
 
// libjoin.
#include <join/digest.hpp>
 
namespace join
{
    class Hmac;
 
    class Hmacbuf : public std::streambuf
    {
    public:
        Hmacbuf (const std::string& algo, const std::string& key);
 
        Hmacbuf (const Hmacbuf& other) = delete;
 
        Hmacbuf& operator= (const Hmacbuf& other) = delete;
 
        Hmacbuf (Hmacbuf&& other);
 
        Hmacbuf& operator= (Hmacbuf&& other);
 
        virtual ~Hmacbuf () = default;
 
        BytesArray finalize ();
 
    protected:
        virtual int_type overflow (int_type c = traits_type::eof ()) override;
 
        static const std::streamsize _bufsize = 256;
 
        std::unique_ptr <char []> _buf;
 
    #if OPENSSL_VERSION_NUMBER < 0x30000000L
        const EVP_MD* _md;
 
        HmacCtxPtr _ctx;
    #else
        EvpMacPtr _mac;
 
        std::string _algo;
 
        EvpMacCtxPtr _ctx;
    #endif
 
        std::string _key;
    };
 
    class Hmac : public std::ostream
    {
    public:
        Hmac (Digest::Algorithm algo, const std::string& key);
 
        Hmac (const Hmac& other) = delete;
 
        Hmac& operator=(const Hmac& other) = delete;
 
        Hmac (Hmac&& other);
 
        Hmac& operator=(Hmac&& other);
 
        virtual ~Hmac () = default;
 
        BytesArray finalize ();
 
        static BytesArray md5bin (const char* message, std::streamsize size, const std::string& key);
 
        static BytesArray md5bin (const BytesArray& message, const std::string& key);
 
        static BytesArray md5bin (const std::string& message, const std::string& key);
 
        static std::string md5hex (const char* data, std::streamsize size, const std::string& key);
 
        static std::string md5hex (const BytesArray& data, const std::string& key);
 
        static std::string md5hex (const std::string& data, const std::string& key);
 
        static BytesArray sha1bin (const char* message, std::streamsize size, const std::string& key);
 
        static BytesArray sha1bin (const BytesArray& message, const std::string& key);
 
        static BytesArray sha1bin (const std::string& message, const std::string& key);
 
        static std::string sha1hex (const char* data, std::streamsize size, const std::string& key);
 
        static std::string sha1hex (const BytesArray& data, const std::string& key);
 
        static std::string sha1hex (const std::string& data, const std::string& key);
 
        static BytesArray sha224bin (const char* message, std::streamsize size, const std::string& key);
 
        static BytesArray sha224bin (const BytesArray& message, const std::string& key);
 
        static BytesArray sha224bin (const std::string& message, const std::string& key);
 
        static std::string sha224hex (const char* data, std::streamsize size, const std::string& key);
 
        static std::string sha224hex (const BytesArray& data, const std::string& key);
 
        static std::string sha224hex (const std::string& data, const std::string& key);
 
        static BytesArray sha256bin (const char* message, std::streamsize size, const std::string& key);
 
        static BytesArray sha256bin (const BytesArray& message, const std::string& key);
 
        static BytesArray sha256bin (const std::string& message, const std::string& key);
 
        static std::string sha256hex (const char* data, std::streamsize size, const std::string& key);
 
        static std::string sha256hex (const BytesArray& data, const std::string& key);
 
        static std::string sha256hex (const std::string& data, const std::string& key);
 
        static BytesArray sha384bin (const char* message, std::streamsize size, const std::string& key);
 
        static BytesArray sha384bin (const BytesArray& message, const std::string& key);
 
        static BytesArray sha384bin (const std::string& message, const std::string& key);
 
        static std::string sha384hex (const char* data, std::streamsize size, const std::string& key);
 
        static std::string sha384hex (const BytesArray& data, const std::string& key);
 
        static std::string sha384hex (const std::string& data, const std::string& key);
 
        static BytesArray sha512bin (const char* message, std::streamsize size, const std::string& key);
 
        static BytesArray sha512bin (const BytesArray& message, const std::string& key);
 
        static BytesArray sha512bin (const std::string& message, const std::string& key);
 
        static std::string sha512hex (const char* data, std::streamsize size, const std::string& key);
 
        static std::string sha512hex (const BytesArray& data, const std::string& key);
 
        static std::string sha512hex (const std::string& data, const std::string& key);
 
        static BytesArray sm3bin (const char* message, std::streamsize size, const std::string& key);
 
        static BytesArray sm3bin (const BytesArray& message, const std::string& key);
 
        static BytesArray sm3bin (const std::string& message, const std::string& key);
 
        static std::string sm3hex (const char* data, std::streamsize size, const std::string& key);
 
        static std::string sm3hex (const BytesArray& data, const std::string& key);
 
        static std::string sm3hex (const std::string& data, const std::string& key);
 
    protected:
        Hmacbuf _hmacbuf;
    };
}
 
#endif