// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT License.

#ifndef ONNXRUNTIME_SESSION_OPTIONS_CONFIG_KEYS_H
#define ONNXRUNTIME_SESSION_OPTIONS_CONFIG_KEYS_H

/*
 * This file defines SessionOptions Config Keys and format of the Config Values.
 *
 * The Naming Convention for a SessionOptions Config Key,
 * "[Area][.[SubArea1].[SubArea2]...].[Keyname]"
 * Such as "ep.cuda.use_arena"
 * The Config Key cannot be empty
 * The maximum length of the Config Key is 128
 *
 * The string format of a SessionOptions Config Value is defined individually
 * for each Config. The maximum length of the Config Value is 1024
 */

// Key for disable PrePacking,
// If the config value is set to "1" then the prepacking is disabled, otherwise
// prepacking is enabled (default value)
static const char* const kOrtSessionOptionsConfigDisablePrepacking = "session.disable_prepacking";

// A value of "1" means allocators registered in the env will be used. "0" means
// the allocators created in the session will be used. Use this to override the
// usage of env allocators on a per session level.
static const char* const kOrtSessionOptionsConfigUseEnvAllocators = "session.use_env_allocators";

// Set to 'ORT' (case sensitive) to load an ORT format model.
// If unset, model type will default to ONNX unless inferred from filename
// ('.ort' == ORT format) or bytes to be ORT
static const char* const kOrtSessionOptionsConfigLoadModelFormat = "session.load_model_format";

// Set to 'ORT' (case sensitive) to save optimized model in ORT format when
// SessionOptions.optimized_model_path is set. If unset, format will default to
// ONNX unless optimized_model_filepath ends in '.ort'.
static const char* const kOrtSessionOptionsConfigSaveModelFormat = "session.save_model_format";

#endif  // ONNXRUNTIME_SESSION_OPTIONS_CONFIG_KEYS_H
