Firmware.idl

/* SPDX-License-Identifier: BSD-3-Clause */
/*
 * Copyright 2009 Raritan Inc. All rights reserved.
 */
 
#include <UserEvent.idl>
#include <Event.idl>
 
/**
 * %Firmware Management
 */
module firmware {
 
    /**
     * %Firmware update history status
     */
    enumeration UpdateHistoryStatus {
        SUCCESSFUL,                     ///< The update was successfully completed
        FAILED,                         ///< The update failed
        INCOMPLETE                      ///< The update was not completed
    };
 
    /**
     * %Firmware update history entry
     * TODO: implement CR# 45668 on next interface change
     *       add comment field based on firmware tag "char tag[64];"
     *       to improve firmware update history entries without rootfs images
     */
    structure UpdateHistoryEntry {
        time timestamp;                 ///< UNIX timestamp (UTC) when the update was started
        string oldVersion;              ///< Previous firmware version
        string imageVersion;            ///< Firmware version of update image
        string imageMD5;                ///< MD5 hash of update image
        UpdateHistoryStatus status;     ///< Update status
    };
 
    /**
     * Image upload/download state
     */
    enumeration ImageState {
        NONE,                           ///< No firmware image has been uploaded/downloaded
        UPLOADING,                      ///< A firmware image is currently being uploaded
        UPLOAD_FAILED,                  ///< There was a problem uploading an image to the device
        DOWNLOADING,                    ///< The device is downloading a firmware image from a URL
        DOWNLOAD_FAILED,                ///< There was a problem downloading the image from a URL
        COMPLETE                        ///< A complete image has been successfully uploaded/downloaded
    };
 
    /**
     * Image upload/download status
     */
    structure ImageStatus {
        ImageState state;               ///< Image upload/download state
        string error_message;           ///< Error message; empty if there was no error
        time time_started;              ///< UNIX timestamp (UTC) of the last state change (if available)
        int size_total;                 ///< Total size of the image (if available)
        int size_done;                  ///< Progress of the running upload or download (if available)
    };
 
    /**
     * %Firmware image information
     */
    structure ImageInfo {
        boolean valid;                  ///< The file is a valid firmware image
 
        string version;                 ///< %Firmware image version
        string min_required_version;    ///< Minimum running firmware version for image
        string min_downgrade_version;   ///< Minimum image version for running firmware
 
        string product;                 ///< Product name
        string platform;                ///< Platform name
        string oem;                     ///< OEM name
        string hwid_whitelist;          ///< Hardware ID whitelist
        string hwid_blacklist;          ///< Hardware ID blacklist
 
        boolean compatible;             ///< \c true if the image is compatible with this device
 
        boolean signature_present;      ///< \c true if the image is signed
        string signed_by;               ///< Signature issuer
        boolean signature_good;         ///< \c true if the signature is valid
        string certified_by;            ///< Key certificate issuer
        boolean certificate_good;       ///< \c true if the key certificate is valid
 
        boolean model_list_present;     ///< \c true if the image includes a supported models list
        boolean model_supported;        ///< \c true if the model is found on the support list
    };
 
    /**
     * Flags for startUpdate() method
     */
    enumeration UpdateFlags {
        CROSS_OEM,                      ///< Ignore version, product and OEM constraints
        CROSS_HW,                       ///< Ignore hardware constraints
        ALLOW_UNTRUSTED                 ///< Allow untrusted firmwares (ignored when secure boot is active)
    };
 
    /** Event: System startup finished */
    valueobject SystemStartupEvent extends idl.Event {};
    /** Event: System shutdown started */
    valueobject SystemShutdownEvent extends event.UserEvent {};
 
    /** Event: Firmware validation failed */
    valueobject FirmwareValidationFailedEvent extends event.UserEvent {};
 
    /** Event: Firmware update base event */
    valueobject FirmwareUpdateEvent extends event.UserEvent {
        string oldVersion;              ///< Firmware version the device is being upgraded from
        string newVersion;              ///< Firmware version the device is being upgraded to
    };
 
    /** Event: Firmware update started */
    valueobject FirmwareUpdateStartedEvent extends FirmwareUpdateEvent {};
    /** Event: Firmware updated successfully */
    valueobject FirmwareUpdateCompletedEvent extends FirmwareUpdateEvent {};
    /** Event: Firmware update failed */
    valueobject FirmwareUpdateFailedEvent extends FirmwareUpdateEvent {};
 
    /**
     * %Firmware management methods
     */
    interface Firmware {
 
        /**
         * Reboot the device.
         *
         * This function will fail if a firmware update is in progress.
         */
        void reboot();
 
        /**
         * Reset the device configuration to factory defaults.
         */
        void factoryReset();
 
        /**
         * Reset all device data to factory defaults. This includes energy
         * counters, firmware update history and reliability data.
         *
         * @note This command is only available during manufacturing!
         *
         * @return 0 if OK
         * @return 1 if not in production mode
         */
        int hardFactoryReset();
 
        /**
         * Returns the currently installed firmware version.
         *
         * @return %Firmware version
         */
        string getVersion();
 
        /**
         * Fetch the firmware update history.
         *
         * @return Vector of firmware update history entries
         */
        vector<UpdateHistoryEntry> getUpdateHistory();
 
        /**
         * Get the current firmware image upload/download status.
         *
         * @return Image status structure.
         */
        ImageStatus getImageStatus();
 
        /**
         * Discard the currently uploaded firmware image, cancel the update.
         */
        void discardImage();
 
        /**
         * Return information about a currently uploaded firmware image.
         *
         * @param info  %Firmware image information
         *
         * @return \c true if a firmware image is uploaded, \c false otherwise.
         */
        boolean getImageInfo(out ImageInfo info);
 
        /**
         * Launch the firmware update process. The device will stop handling
         * RPC requests shortly after this method has been successfully called.
         * The client should poll the fwupdate_progress.cgi page to monitor the
         * update progress.
         *
         * @param flags  List of firmware update flags; may be empty
         */
        void startUpdate(in vector<UpdateFlags> flags);
 
    };
 
}