k_msgq Struct Reference

Message Queue Structure. More...

#include <kernel.h>

Data Fields
_wait_q_t	wait_q
	Message queue wait queue.
struct k_spinlock	lock
	Lock.
size_t	msg_size
	Message size.
uint32_t	max_msgs
	Maximal number of messages.
char *	buffer_start
	Start of message buffer.
char *	buffer_end
	End of message buffer.
char *	read_ptr
	Read pointer.
char *	write_ptr
	Write pointer.
uint32_t	used_msgs
	Number of used messages.
uint8_t	flags
	Message queue.

Detailed Description

Message Queue Structure.

Field Documentation

buffer_end

char* k_msgq::buffer_end

End of message buffer.

buffer_start

char* k_msgq::buffer_start

Start of message buffer.

flags

uint8_t k_msgq::flags

Message queue.

lock

struct k_spinlock k_msgq::lock

Lock.

max_msgs

uint32_t k_msgq::max_msgs

Maximal number of messages.

msg_size

size_t k_msgq::msg_size

Message size.

read_ptr

char* k_msgq::read_ptr

Read pointer.

used_msgs

uint32_t k_msgq::used_msgs

Number of used messages.

wait_q

_wait_q_t k_msgq::wait_q

Message queue wait queue.

write_ptr

char* k_msgq::write_ptr

Write pointer.

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The documentation for this struct was generated from the following file:

• include/zephyr/kernel.h