#include <errno.h>
#include <stdarg.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdio.h>
#include <string.h>
#include <sys/ipc.h>
#include <sys/shm.h>
#include <sys/types.h>
#include <unistd.h>
#include <zmq.h>
#include "log.h"
#include "sensor/sensor.h"
#include "rl.h"

Include dependency graph for rl.c:

Macros
#define	RL_JSON_BUFFER_SIZE 10000

Functions
void	rl_config_print (rl_config_t const *const config)

void	rl_config_print_cmd (rl_config_t const *const config)

void	rl_config_print_json (rl_config_t const *const config)

char *	rl_config_get_json (rl_config_t const *const config)

void	rl_config_reset (rl_config_t *const config)

int	rl_config_read_default (rl_config_t *const config)

int	rl_config_write_default (rl_config_t const *const config)

int	rl_config_validate (rl_config_t const *const config)

pid_t	rl_pid_get (void)

int	rl_pid_set (pid_t pid)

void	rl_status_reset (rl_status_t *const status)

int	rl_status_pub_init (void)

int	rl_status_pub_deinit (void)

int	rl_status_shm_init (void)

int	rl_status_shm_deinit (void)

int	rl_status_read (rl_status_t *const status)

int	rl_status_write (rl_status_t *const status)

void	rl_status_print (rl_status_t const *const status)

void	rl_status_print_json (rl_status_t const *const status)

char *	rl_status_get_json (rl_status_t const *const status)

Variables
const rl_config_t	rl_config_default

const rl_status_t	rl_status_default

char const *const	RL_CHANNEL_NAMES [RL_CHANNEL_COUNT]
	RocketLogger channel names.

char const *const	RL_CHANNEL_FORCE_NAMES [RL_CHANNEL_SWITCHED_COUNT]
	RocketLogger force range channel names.

char const *const	RL_CHANNEL_DIGITAL_NAMES [RL_CHANNEL_DIGITAL_COUNT]
	RocketLogger digital channel names.

char const *const	RL_CHANNEL_VALID_NAMES [RL_CHANNEL_SWITCHED_COUNT]
	RocketLogger valid channel names.

rl_status_t	rl_status
	Global RocketLogger status variable.

void *	zmq_status_context = NULL
	The ZeroMQ context for status publishing.

void *	zmq_status_publisher = NULL
	The ZeroMQ status publisher.

Macro Definition Documentation

◆ RL_JSON_BUFFER_SIZE

#define RL_JSON_BUFFER_SIZE 10000

Definition at line 50 of file rl.c.

Function Documentation

◆ rl_config_get_json()

char * rl_config_get_json ( rl_config_t const *const config )

Get RocketLogger configuration as JSON data structure string.

Parameters

config The measurement configuration

Returns: The configuration as JSON formatted string

Definition at line 280 of file rl.c.

References rl_config::ambient_enable, rl_config::background_enable, rl_config::calibration_ignore, rl_config::channel_enable, rl_config::channel_force_range, rl_config::digital_enable, rl_config::file_comment, rl_config::file_enable, rl_config::file_format, rl_config::file_name, rl_config::file_size, rl_config::interactive_enable, RL_CHANNEL_COUNT, RL_CHANNEL_FORCE_NAMES, RL_CHANNEL_NAMES, RL_CHANNEL_SWITCHED_COUNT, RL_FILE_FORMAT_CSV, RL_FILE_FORMAT_RLD, RL_JSON_BUFFER_SIZE, rl_config::sample_limit, rl_config::sample_rate, snprintfcat(), rl_config::update_rate, and rl_config::web_enable.

Referenced by rl_config_print_json(), and rl_status_get_json().

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◆ rl_config_print()

void rl_config_print ( rl_config_t const *const config )

Print RocketLogger configuration as text output.

Parameters

config The measurement configuration to print

Definition at line 142 of file rl.c.

References rl_config::aggregation_mode, rl_config::background_enable, rl_config::calibration_ignore, rl_config::channel_enable, rl_config::channel_force_range, rl_config::digital_enable, rl_config::file_enable, rl_config::file_format, rl_config::file_name, rl_config::file_size, rl_config::interactive_enable, RL_AGGREGATION_MODE_AVERAGE, RL_AGGREGATION_MODE_DOWNSAMPLE, RL_CONFIG_CHANNEL_DT, RL_CONFIG_CHANNEL_I1, RL_CONFIG_CHANNEL_I1H, RL_CONFIG_CHANNEL_I1L, RL_CONFIG_CHANNEL_I2, RL_CONFIG_CHANNEL_I2H, RL_CONFIG_CHANNEL_I2L, RL_CONFIG_CHANNEL_V1, RL_CONFIG_CHANNEL_V2, RL_CONFIG_CHANNEL_V3, RL_CONFIG_CHANNEL_V4, RL_FILE_FORMAT_CSV, RL_FILE_FORMAT_RLD, rl_config::sample_limit, rl_config::sample_rate, rl_config::update_rate, and rl_config::web_enable.

Referenced by main().

◆ rl_config_print_cmd()

void rl_config_print_cmd ( rl_config_t const *const config )

Print RocketLogger command line string correpsinding to the current configuration.

Parameters

config The measurement configuration to print

Definition at line 211 of file rl.c.

References rl_config::aggregation_mode, rl_config::ambient_enable, rl_config::background_enable, rl_config::calibration_ignore, rl_config::channel_enable, rl_config::channel_force_range, rl_config::digital_enable, rl_config::file_comment, rl_config::file_enable, rl_config::file_format, rl_config::file_name, rl_config::file_size, rl_config::interactive_enable, RL_AGGREGATION_MODE_AVERAGE, RL_AGGREGATION_MODE_DOWNSAMPLE, RL_CHANNEL_COUNT, RL_CHANNEL_FORCE_NAMES, RL_CHANNEL_NAMES, RL_CHANNEL_SWITCHED_COUNT, RL_FILE_FORMAT_RLD, rl_config::sample_limit, rl_config::sample_rate, rl_config::update_rate, and rl_config::web_enable.

Referenced by main().

◆ rl_config_print_json()

void rl_config_print_json ( rl_config_t const *const config )

Print RocketLogger configuration as JSON data structure.

Parameters

config The measurement configuration to print

Definition at line 275 of file rl.c.

References rl_config_get_json().

Referenced by main().

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◆ rl_config_read_default()

int rl_config_read_default ( rl_config_t *const config )

Read default configuration from file.

Try to read user configuration otherwis fallback to system configuration.

Parameters

config The measurement configuration structure to store the default to

Returns: Returns 0 on success, negative on failure with errno set accordingly

Todo:: drop once comment is stored together with default config

Definition at line 364 of file rl.c.

References rl_config::config_version, ERROR, rl_config::file_comment, RL_CONFIG_COMMENT_DEFAULT, rl_config_reset(), RL_CONFIG_SYSTEM_FILE, RL_CONFIG_USER_FILE, RL_CONFIG_VERSION, rl_log(), RL_LOG_ERROR, RL_LOG_WARNING, and SUCCESS.

Referenced by main().

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◆ rl_config_reset()

void rl_config_reset ( rl_config_t *const config )

Reset configuration to standard values.

Parameters

config The measurement configuration to reset

Definition at line 360 of file rl.c.

References rl_config_default.

Referenced by adc_calibrate(), main(), and rl_config_read_default().

◆ rl_config_validate()

int rl_config_validate ( rl_config_t const *const config )

Validate RocketLogger configuration.

Parameters

config The measurement configuration to validate

Returns: Returns 0 on success, negative on failure with errno set accordingly

Definition at line 431 of file rl.c.

References rl_config::background_enable, rl_config::config_version, ERROR, rl_config::file_comment, rl_config::file_size, rl_config::interactive_enable, is_printable_string(), RL_CONFIG_FILE_SIZE_MIN, RL_CONFIG_VERSION, rl_log(), RL_LOG_ERROR, RL_SAMPLE_RATE_MIN, rl_config::sample_rate, SUCCESS, and rl_config::update_rate.

Referenced by main().

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◆ rl_config_write_default()

int rl_config_write_default ( rl_config_t const *const config )

Write provided configuration as default to file.

Parameters

config The measurement configuration write as default configuration

Returns: Returns 0 on success, negative on failure with errno set accordingly

Definition at line 414 of file rl.c.

References ERROR, RL_CONFIG_USER_FILE, rl_log(), RL_LOG_ERROR, and SUCCESS.

Referenced by main().

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◆ rl_pid_get()

pid_t rl_pid_get ( void )

Get process ID (PID) of background sampling process.

Returns: If running in background the PID of the background or zero if not running, a negative value is returned on failure with errno set accordingly

Definition at line 508 of file rl.c.

References RL_PID_FILE.

Referenced by rl_stop().

◆ rl_pid_set()

int rl_pid_set ( pid_t pid )

Store process ID (PID) of the RocketLogger process.

Parameters

pid	The PID of the running process to sture

Returns: Returns 0 on success, negative on failure with errno set accordingly

Definition at line 521 of file rl.c.

References ERROR, rl_log(), RL_LOG_ERROR, RL_PID_FILE, and SUCCESS.

Referenced by pru_sample().

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◆ rl_status_get_json()

char * rl_status_get_json ( rl_status_t const *const status )

Get RocketLogger status as JSON data structure string.

Parameters

status The status data structure

Returns: The status as JSON formatted string

Definition at line 736 of file rl.c.

References rl_status::buffer_count, rl_status::calibration_file, rl_status::calibration_time, rl_status::config, rl_status::disk_free, rl_status::disk_free_permille, rl_status::disk_use_rate, rl_status::error, rl_config_get_json(), RL_JSON_BUFFER_SIZE, rl_status::sample_count, rl_status::sampling, rl_status::sensor_available, rl_status::sensor_count, SENSOR_REGISTRY, SENSOR_REGISTRY_SIZE, and snprintfcat().

Referenced by rl_status_print_json(), and rl_status_write().

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◆ rl_status_print()

void rl_status_print ( rl_status_t const *const status )

Print RocketLogger status as text output.

Parameters

status The status data structure to print

Definition at line 709 of file rl.c.

References rl_status::buffer_count, rl_status::calibration_file, rl_status::calibration_time, rl_status::disk_free, rl_status::disk_free_permille, rl_status::disk_use_rate, rl_status::error, rl_status::sample_count, rl_status::sampling, rl_status::sensor_available, rl_status::sensor_count, SENSOR_REGISTRY, and SENSOR_REGISTRY_SIZE.

Referenced by main().

◆ rl_status_print_json()

void rl_status_print_json ( rl_status_t const *const status )

Print RocketLogger status as JSON data structure.

Parameters

status The status data structure to print

Definition at line 731 of file rl.c.

References rl_status_get_json().

Referenced by main().

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◆ rl_status_pub_deinit()

int rl_status_pub_deinit ( void )

Deinitialize the RocketLogger status publishing.

Returns: Returns 0 on success, negative on failure with errno set accordingly

Definition at line 554 of file rl.c.

References SUCCESS, zmq_status_context, and zmq_status_publisher.

Referenced by rl_run().

◆ rl_status_pub_init()

int rl_status_pub_init ( void )

Initialize the RocketLogger status publishing.

Returns: Returns 0 on success, negative on failure with errno set accordingly

Definition at line 539 of file rl.c.

References ERROR, rl_log(), RL_LOG_ERROR, RL_ZMQ_STATUS_SOCKET, SUCCESS, zmq_status_context, and zmq_status_publisher.

Referenced by rl_run().

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◆ rl_status_read()

int rl_status_read ( rl_status_t *const status )

Read the status of the RocketLogger from shared memory.

Parameters

status The status data structure to write the read status to

Returns: Returns 0 on success, negative on failure with errno set accordingly

Definition at line 602 of file rl.c.

References rl_status::config, ERROR, rl_log(), RL_LOG_ERROR, RL_SHMEM_PERMISSIONS, RL_SHMEM_STATUS_KEY, and SUCCESS.

Referenced by adc_calibrate(), button_interrupt_handler(), main(), and rl_get_status().

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◆ rl_status_reset()

void rl_status_reset ( rl_status_t *const status )

Get the RocketLogger default status.

Parameters

status The status data structure to write the default value to

Definition at line 535 of file rl.c.

References rl_status_default.

Referenced by rl_get_status(), rl_is_sampling(), and rl_run().

◆ rl_status_shm_deinit()

int rl_status_shm_deinit ( void )

Deinitialize and remove the shared memory for the RocketLogger status.

Returns: Returns 0 on success, negative on failure with errno set accordingly

Definition at line 579 of file rl.c.

References ERROR, rl_log(), RL_LOG_ERROR, RL_SHMEM_PERMISSIONS, RL_SHMEM_STATUS_KEY, and SUCCESS.

Referenced by main().

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◆ rl_status_shm_init()

int rl_status_shm_init ( void )

Create and initialize the shared memory for the RocketLogger status.

Returns: Returns 0 on success, negative on failure with errno set accordingly

Definition at line 565 of file rl.c.

References ERROR, rl_log(), RL_LOG_ERROR, RL_SHMEM_PERMISSIONS, RL_SHMEM_STATUS_KEY, and SUCCESS.

Referenced by main().

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◆ rl_status_write()

int rl_status_write ( rl_status_t *const status )

Write new status of the RocketLogger to shared memory.

Parameters

status The status data structure to copy to the shared memory

Returns: Returns 0 on success, negative on failure with errno set accordingly

Definition at line 641 of file rl.c.

References rl_status::config, rl_status::disk_free, rl_status::disk_free_permille, ERROR, rl_config::file_name, fs_space_free(), fs_space_total(), RL_CONFIG_FILE_DIR_DEFAULT, rl_log(), RL_LOG_ERROR, RL_SHMEM_PERMISSIONS, RL_SHMEM_STATUS_KEY, rl_status_get_json(), SUCCESS, and zmq_status_publisher.

Referenced by adc_calibrate(), hw_deinit(), hw_init(), pru_sample(), and rl_run().

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Variable Documentation

◆ RL_CHANNEL_DIGITAL_NAMES

char const* const RL_CHANNEL_DIGITAL_NAMES[RL_CHANNEL_DIGITAL_COUNT]

Initial value:

= {

"DI1", "DI2", "DI3", "DI4", "DI5", "DI6"}

RocketLogger digital channel names.

Definition at line 103 of file rl.c.

Referenced by meter_print_buffer(), and rl_file_setup_data_channels().

◆ RL_CHANNEL_FORCE_NAMES

char const* const RL_CHANNEL_FORCE_NAMES[RL_CHANNEL_SWITCHED_COUNT]

Initial value:

= {"I1H",

"I2H"}

RocketLogger force range channel names.

Definition at line 99 of file rl.c.

Referenced by rl_config_get_json(), and rl_config_print_cmd().

◆ RL_CHANNEL_NAMES

char const* const RL_CHANNEL_NAMES[RL_CHANNEL_COUNT]

Initial value:

= {

"V1", "V2", "V3", "V4", "I1L", "I1H", "I2L", "I2H", "DT"}

RocketLogger channel names.

RocketLogger channel names sorted by name.

Definition at line 95 of file rl.c.

Referenced by meter_print_buffer(), rl_config_get_json(), rl_config_print_cmd(), rl_file_setup_data_channels(), and rl_socket_metadata().

◆ RL_CHANNEL_VALID_NAMES

char const* const RL_CHANNEL_VALID_NAMES[RL_CHANNEL_SWITCHED_COUNT]

Initial value:

= {

"I1L_valid", "I2L_valid"}

RocketLogger valid channel names.

Definition at line 107 of file rl.c.

Referenced by rl_file_setup_data_channels().

◆ rl_config_default

const rl_config_t rl_config_default

Initial value:

= {
    .config_version = RL_CONFIG_VERSION,
    .background_enable = false,
    .interactive_enable = false,
    .sample_limit = 0,
    .sample_rate = RL_SAMPLE_RATE_MIN,
    .update_rate = 1,
    .channel_enable = RL_CONFIG_CHANNEL_ENABLE_DEFAULT,
    .channel_force_range = RL_CONFIG_CHANNEL_FORCE_RANGE_DEFAULT,
    .aggregation_mode = RL_AGGREGATION_MODE_DOWNSAMPLE,
    .digital_enable = true,
    .web_enable = true,
    .calibration_ignore = false,
    .ambient_enable = false,
    .file_enable = true,
    .file_name = RL_CONFIG_FILE_DEFAULT,
    .file_format = RL_FILE_FORMAT_RLD,
    .file_size = RL_CONFIG_FILE_SIZE_DEFAULT,
    .file_comment = RL_CONFIG_COMMENT_DEFAULT,
}

RocketLogger reset configuration definition.

Definition at line 55 of file rl.c.

Referenced by rl_config_reset().

◆ rl_status

rl_status_t rl_status

Initial value:

= {
    .sampling = false,
    .error = false,
    .sample_count = 0,
    .buffer_count = 0,
    .calibration_time = 0,
    .calibration_file = RL_CALIBRATION_SYSTEM_FILE,
    .disk_free = 0,
    .disk_free_permille = 0,
    .disk_use_rate = 0,
    .sensor_count = 0,
    .sensor_available = {false},
    .config = NULL,
}

Global RocketLogger status variable.

Definition at line 112 of file rl.c.

◆ rl_status_default

const rl_status_t rl_status_default

Initial value:

= {
    .sampling = false,
    .error = false,
    .sample_count = 0,
    .buffer_count = 0,
    .calibration_time = 0,
    .calibration_file = RL_CALIBRATION_SYSTEM_FILE,
    .disk_free = 0,
    .disk_free_permille = 0,
    .disk_use_rate = 0,
    .sensor_count = 0,
    .sensor_available = {false},
    .config = NULL,
}

RocketLogger reset status definition.

Definition at line 79 of file rl.c.

Referenced by rl_status_reset().

◆ zmq_status_context

void* zmq_status_context = NULL

The ZeroMQ context for status publishing.

Definition at line 128 of file rl.c.

Referenced by rl_status_pub_deinit(), and rl_status_pub_init().

◆ zmq_status_publisher

void* zmq_status_publisher = NULL

The ZeroMQ status publisher.

Definition at line 130 of file rl.c.

Referenced by rl_status_pub_deinit(), rl_status_pub_init(), and rl_status_write().

Macros

Functions

Variables

Macro Definition Documentation

◆ RL_JSON_BUFFER_SIZE

Function Documentation

◆ rl_config_get_json()

◆ rl_config_print()

◆ rl_config_print_cmd()

◆ rl_config_print_json()

◆ rl_config_read_default()

◆ rl_config_reset()

◆ rl_config_validate()

◆ rl_config_write_default()

◆ rl_pid_get()

◆ rl_pid_set()

◆ rl_status_get_json()

◆ rl_status_print()

◆ rl_status_print_json()

◆ rl_status_pub_deinit()

◆ rl_status_pub_init()

◆ rl_status_read()

◆ rl_status_reset()

◆ rl_status_shm_deinit()

◆ rl_status_shm_init()

◆ rl_status_write()

Variable Documentation

◆ RL_CHANNEL_DIGITAL_NAMES

◆ RL_CHANNEL_FORCE_NAMES

◆ RL_CHANNEL_NAMES

◆ RL_CHANNEL_VALID_NAMES

◆ rl_config_default

◆ rl_status

◆ rl_status_default

◆ zmq_status_context

◆ zmq_status_publisher