log_queue.c File Reference

Record queues (see log_queue.h). More...

#include "log_queue.h"
#include "spsc.h"
#include <string.h>

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Data Structures
struct	ring_t

Functions
uint8_t	log_q_active (void)
void	log_q_set_active (uint8_t on)
void	log_q_reset (void)
int	log_q_put (uint8_t src, uint8_t type, const void *p, uint8_t len)
	0 = queued
uint32_t	log_q_get (uint8_t src, uint8_t *type, void *p, uint8_t cap)
	next record of 'src': returns payload length + 1, 0 if empty
uint16_t	log_q_take_drops (uint8_t src)

Variables
static uint8_t	s_b_imu [LOG_Q_IMU_SIZE]
static uint8_t	s_b_batt [LOG_Q_BATT_SIZE]
static ring_t	s_r [LOG_SRC_COUNT]
static volatile uint8_t	s_active

Detailed Description

Record queues (see log_queue.h).

Definition in file log_queue.c.

Function Documentation

log_q_active()

uint8_t log_q_active

(

void

)

Definition at line 24 of file log_queue.c.

References s_active.

Referenced by log_records(), logf_att(), logf_est(), logf_event(), logf_flight(), logf_power(), and logf_vert().

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log_q_set_active()

void log_q_set_active

(

uint8_t

on

)

Definition at line 25 of file log_queue.c.

References on, and s_active.

Referenced by recording().

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log_q_reset()

void log_q_reset

(

void

)

Definition at line 27 of file log_queue.c.

References ring_t::drops, ring_t::drops_seen, ring_t::head, LOG_SRC_COUNT, s_active, s_r, and ring_t::tail.

Referenced by log_task_init().

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log_q_put()

int log_q_put	(	uint8_t	src,
		uint8_t	type,
		const void *	p,
		uint8_t	len
	)

0 = queued

Definition at line 33 of file log_queue.c.

References b, ring_t::buf, ring_t::drops, ring_t::head, LOG_SRC_COUNT, n, s_r, ring_t::size, SPSC_BARRIER, ring_t::tail, and used.

Referenced by logf_att(), logf_est(), logf_event(), logf_flight(), logf_power(), and logf_vert().

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log_q_get()

uint32_t log_q_get	(	uint8_t	src,
		uint8_t *	type,
		void *	p,
		uint8_t	cap
	)

next record of 'src': returns payload length + 1, 0 if empty

Definition at line 52 of file log_queue.c.

References b, ring_t::buf, cap, ring_t::head, LOG_SRC_COUNT, s_r, ring_t::size, SPSC_BARRIER, and ring_t::tail.

Referenced by drain(), and log_task_step().

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log_q_take_drops()

uint16_t log_q_take_drops

(

uint8_t

src

)

Definition at line 73 of file log_queue.c.

References ring_t::drops, ring_t::drops_seen, LOG_SRC_COUNT, n, and s_r.

Referenced by drain(), and log_task_step().

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Variable Documentation

s_b_imu

uint8_t s_b_imu[LOG_Q_IMU_SIZE]

static

Definition at line 17 of file log_queue.c.

s_b_batt

uint8_t s_b_batt[LOG_Q_BATT_SIZE]

static

Definition at line 17 of file log_queue.c.

s_r

ring_t s_r[LOG_SRC_COUNT]

static

Initial value:

= {
    { s_b_imu,  LOG_Q_IMU_SIZE,  0, 0, 0, 0 },
    { s_b_batt, LOG_Q_BATT_SIZE, 0, 0, 0, 0 },
}

Definition at line 18 of file log_queue.c.

Referenced by log_q_get(), log_q_put(), log_q_reset(), and log_q_take_drops().

s_active

volatile uint8_t s_active

static

Definition at line 22 of file log_queue.c.

Referenced by log_q_active(), log_q_reset(), and log_q_set_active().