keyring_keys_metadata_iterator_service_definition.h

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/* Copyright (c) 2021, 2025, Oracle and/or its affiliates.
 
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License, version 2.0,
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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You should have received a copy of the GNU General Public License
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#ifndef KEYRING_KEYS_METADATA_FORWARD_ITERATOR_SERVICE_IMPL_INCLUDED
#define KEYRING_KEYS_METADATA_FORWARD_ITERATOR_SERVICE_IMPL_INCLUDED
 
#include <mysql/components/component_implementation.h>
#include <mysql/components/service_implementation.h>
 
#include <mysql/components/services/keyring_keys_metadata_iterator.h>
 
namespace keyring_common::service_definition {
 
class Keyring_keys_metadata_iterator_service_impl {
 public:
  /**
    Forward iterator initialization
 
    @param [out] forward_iterator metadata iterator
 
    @returns Status of the operation
      @retval false Success
      @retval true  Failure
  */
 
  static DEFINE_BOOL_METHOD(init, (my_h_keyring_keys_metadata_iterator *
                                   forward_iterator));
 
  /**
    Iterator deinitialization
 
    Note: forward_iterator should not be used after call to deinit
 
    @param [in, out] forward_iterator metadata iterator
 
    @returns Status of the operation
      @retval false Success
      @retval true  Failure
  */
 
  static DEFINE_BOOL_METHOD(
      deinit, (my_h_keyring_keys_metadata_iterator forward_iterator));
 
  /**
    Check validity of the iterator
 
    @param [in] forward_iterator metadata iterator
 
    @returns Validty of the iterator
      @retval true  Iterator is valid
      @retval false Iterator is invalid
  */
  static DEFINE_BOOL_METHOD(
      is_valid, (my_h_keyring_keys_metadata_iterator forward_iterator));
 
  /**
    Move iterator forward.
 
    @param [in,out] forward_iterator metadata iterator
 
    @returns Status of the operation
      @retval false Success - indicates that iterator is pointing to next entry
      @retval true  Failure - indicates that iterator has reached the end
  */
 
  static DEFINE_BOOL_METHOD(
      next, (my_h_keyring_keys_metadata_iterator forward_iterator));
 
  /**
    Fetch length metadata for current key pointed by iterator
 
    @param [in]  forward_iterator forward_iterator metadata iterator
    @param [out]  data_id_length   Length of data_id buffer
    @param [out]  auth_id_length   Length of auth_id buffer
 
    @returns Status of the operation
      @retval false Success
      @retval true  Failure
  */
  static DEFINE_BOOL_METHOD(
      get_length, (my_h_keyring_keys_metadata_iterator forward_iterator,
                   size_t *data_id_length, size_t *auth_id_length));
 
  /**
    Fetch metadata for current key pointed by iterator
 
    @param [in]  forward_iterator forward_iterator metadata iterator
    @param [out] data_id          ID information of current data
    @param [in]  data_id_length   Length of data_id buffer
    @param [out] auth_id          Owner of the key
    @param [in]  auth_id_length   Length of auth_id buffer
 
    @returns Status of the operation
      @retval false Success
      @retval true  Failure
  */
  static DEFINE_BOOL_METHOD(
      get, (my_h_keyring_keys_metadata_iterator forward_iterator, char *data_id,
            size_t data_id_length, char *auth_id, size_t auth_id_length));
};
 
}  // namespace keyring_common::service_definition
 
#define KEYRING_KEYS_METADATA_FORWARD_ITERATOR_IMPLEMENTOR(component_name)     \
  BEGIN_SERVICE_IMPLEMENTATION(component_name, keyring_keys_metadata_iterator) \
  keyring_common::service_definition::                                         \
      Keyring_keys_metadata_iterator_service_impl::init,                       \
      keyring_common::service_definition::                                     \
          Keyring_keys_metadata_iterator_service_impl::deinit,                 \
      keyring_common::service_definition::                                     \
          Keyring_keys_metadata_iterator_service_impl::is_valid,               \
      keyring_common::service_definition::                                     \
          Keyring_keys_metadata_iterator_service_impl::next,                   \
      keyring_common::service_definition::                                     \
          Keyring_keys_metadata_iterator_service_impl::get_length,             \
      keyring_common::service_definition::                                     \
          Keyring_keys_metadata_iterator_service_impl::get                     \
          END_SERVICE_IMPLEMENTATION()
 
#endif  // KEYRING_KEYS_METADATA_FORWARD_ITERATOR_SERVICE_IMPL_INCLUDED