void

       MongoDB, Inc

       2009-present, MongoDB, Inc.

1.30.4                                            Jun 08, 2025MONGOC_AUTO_ENCRYPTION...TIAL_PROVIDER_CALLBACK(3)

       • opts - The options object to update.

       • fn  -  The provider callback to set on the options object. May be NULL to clear the callback. Refer to:
         mongoc_kms_credentials_provider_callback_fn

       • userdata - An arbitrary pointer that will be passed along to the callback function when it is called by
         libmongoc.

       SEEALSO:mongoc_client_encryption_opts_set_kms_credential_provider_callback()

          void
          mongoc_auto_encryption_opts_set_kms_credential_provider_callback(
            mongoc_auto_encryption_opts_t *opts,
            mongoc_kms_credentials_provider_callback_fn fn,
            void *userdata);

       Set the user-provided callback to provide KMS credentials on-demand when they are needed.