c_signing_key.h

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#ifndef _C_SIGNING_KEY_H
#define _C_SIGNING_KEY_H
 
#include "vanillapdf/c_export.h"
#include "vanillapdf/c_handles.h"
#include "vanillapdf/c_values.h"
 
#include "vanillapdf/utils/c_message_digest_algorithm.h"
 
#ifdef __cplusplus
extern "C"
{
#endif
 
    typedef error_type (CALLING_CONVENTION *SigningKey_Initialize_Function)(void* user_data, MessageDigestAlgorithmType algorithm);
 
    typedef error_type (CALLING_CONVENTION *SigningKey_Update_Function)(void* user_data, const BufferHandle* data);
 
    typedef error_type (CALLING_CONVENTION *SigningKey_Final_Function)(void* user_data, BufferHandle** result);
 
    typedef error_type (CALLING_CONVENTION *SigningKey_Cleanup_Function)(void* user_data);
 
    VANILLAPDF_API error_type CALLING_CONVENTION SigningKey_CreateCustom(
        SigningKey_Initialize_Function sign_init,
        SigningKey_Update_Function sign_update,
        SigningKey_Final_Function sign_final,
        SigningKey_Cleanup_Function sign_cleanup,
        void* user_data,
        SigningKeyHandle** result
    );
 
    VANILLAPDF_API error_type CALLING_CONVENTION SigningKey_ToUnknown(SigningKeyHandle* handle, IUnknownHandle** result);
 
    VANILLAPDF_API error_type CALLING_CONVENTION SigningKey_FromUnknown(IUnknownHandle* handle, SigningKeyHandle** result);
 
    VANILLAPDF_API error_type CALLING_CONVENTION SigningKey_Release(SigningKeyHandle* handle);
 
#ifdef __cplusplus
};
#endif
 
#endif /* _C_SIGNING_KEY_H */