os_mgmt.h

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/*
 * Copyright (c) 2018-2021 mcumgr authors
 * Copyright (c) 2022 Laird Connectivity
 * Copyright (c) 2023 Nordic Semiconductor ASA
 *
 * SPDX-License-Identifier: Apache-2.0
 */
 
#ifndef H_OS_MGMT_
#define H_OS_MGMT_
 
#ifdef __cplusplus
extern "C" {
#endif
 
#define OS_MGMT_ID_ECHO                 0
#define OS_MGMT_ID_CONS_ECHO_CTRL       1
#define OS_MGMT_ID_TASKSTAT             2
#define OS_MGMT_ID_MPSTAT               3
#define OS_MGMT_ID_DATETIME_STR         4
#define OS_MGMT_ID_RESET                5
#define OS_MGMT_ID_MCUMGR_PARAMS        6
#define OS_MGMT_ID_INFO                 7
#define OS_MGMT_ID_BOOTLOADER_INFO      8
 
enum os_mgmt_err_code_t {
        OS_MGMT_ERR_OK = 0,
 
        OS_MGMT_ERR_UNKNOWN,
 
        OS_MGMT_ERR_INVALID_FORMAT,
 
        OS_MGMT_ERR_QUERY_YIELDS_NO_ANSWER,
 
        OS_MGMT_ERR_RTC_NOT_SET,
 
        OS_MGMT_ERR_RTC_COMMAND_FAILED,
};
 
/* Bitmask values used by the os info command handler. Note that the width of this variable is
 * 32-bits, allowing 32 flags, custom user-level implementations should start at
 * OS_MGMT_INFO_FORMAT_USER_CUSTOM_START and reference that directly as additional format
 * specifiers might be added to this list in the future.
 */
enum os_mgmt_info_formats {
        OS_MGMT_INFO_FORMAT_KERNEL_NAME = BIT(0),
        OS_MGMT_INFO_FORMAT_NODE_NAME = BIT(1),
        OS_MGMT_INFO_FORMAT_KERNEL_RELEASE = BIT(2),
        OS_MGMT_INFO_FORMAT_KERNEL_VERSION = BIT(3),
        OS_MGMT_INFO_FORMAT_BUILD_DATE_TIME = BIT(4),
        OS_MGMT_INFO_FORMAT_MACHINE = BIT(5),
        OS_MGMT_INFO_FORMAT_PROCESSOR = BIT(6),
        OS_MGMT_INFO_FORMAT_HARDWARE_PLATFORM = BIT(7),
        OS_MGMT_INFO_FORMAT_OPERATING_SYSTEM = BIT(8),
 
        OS_MGMT_INFO_FORMAT_USER_CUSTOM_START = BIT(9),
};
 
/* Structure provided in the MGMT_EVT_OP_OS_MGMT_INFO_CHECK notification callback */
struct os_mgmt_info_check {
        /* Input format string from the mcumgr client */
        struct zcbor_string *format;
        /* Bitmask of values specifying which outputs should be present */
        uint32_t *format_bitmask;
        /* Number of valid format characters parsed, must be incremented by 1 for each valid
         * character
         */
        uint16_t *valid_formats;
        /* Needs to be set to true if the OS name is being provided by external code */
        bool *custom_os_name;
};
 
/* Structure provided in the MGMT_EVT_OP_OS_MGMT_INFO_APPEND notification callback */
struct os_mgmt_info_append {
        /* The format bitmask from the processed commands, the bits should be cleared once
         * processed, note that if all_format_specified is specified, the corresponding bits here
         * will not be set
         */
        uint32_t *format_bitmask;
        /* Will be true if the all 'a' specifier was provided */
        bool all_format_specified;
        /* The output buffer which the responses should be appended to. If prior_output is true, a
         * space must be added prior to the output response
         */
        uint8_t *output;
        /* The current size of the output response in the output buffer, must be updated to be the
         * size of the output response after appending data
         */
        uint16_t *output_length;
        /* The size of the output buffer, including null terminator character, if the output
         * response would exceed this size, the function must abort and return false to return a
         * memory error to the client
         */
        uint16_t buffer_size;
        /* If there has been prior output, must be set to true if a response has been output */
        bool *prior_output;
};
 
#ifdef __cplusplus
}
#endif
 
#endif /* H_OS_MGMT_ */