Ringbuf

Collaboration diagram for Ringbuf:

Functions
int	m0_net_test_ringbuf_init (struct m0_net_test_ringbuf *rb, size_t size)
void	m0_net_test_ringbuf_fini (struct m0_net_test_ringbuf *rb)
bool	m0_net_test_ringbuf_invariant (const struct m0_net_test_ringbuf *rb)
void	m0_net_test_ringbuf_push (struct m0_net_test_ringbuf *rb, size_t value)
size_t	m0_net_test_ringbuf_pop (struct m0_net_test_ringbuf *rb)
bool	m0_net_test_ringbuf_is_empty (struct m0_net_test_ringbuf *rb)
size_t	m0_net_test_ringbuf_nr (struct m0_net_test_ringbuf *rb)

Detailed Description

Function Documentation

m0_net_test_ringbuf_fini()

void m0_net_test_ringbuf_fini

(

struct m0_net_test_ringbuf *

rb

)

Finalize ring buffer.

Precondition

m0_net_test_ringbuf_invariant(rb)

Definition at line 52 of file ringbuf.c.

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m0_net_test_ringbuf_init()

int m0_net_test_ringbuf_init	(	struct m0_net_test_ringbuf *	rb,
		size_t	size
	)

Initialize ring buffer.

Parameters

rb	ring buffer
size	maximum number of elements.

Definition at line 36 of file ringbuf.c.

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m0_net_test_ringbuf_invariant()

bool m0_net_test_ringbuf_invariant

(

const struct m0_net_test_ringbuf *

rb

)

Ring buffer invariant.

Definition at line 60 of file ringbuf.c.

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m0_net_test_ringbuf_is_empty()

bool m0_net_test_ringbuf_is_empty

(

struct m0_net_test_ringbuf *

rb

)

Is ring buffer empty? Useful with MPSC/SPSC access pattern.

Precondition

m0_net_test_ringbuf_invariant(rb)

Definition at line 99 of file ringbuf.c.

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m0_net_test_ringbuf_nr()

size_t m0_net_test_ringbuf_nr

(

struct m0_net_test_ringbuf *

rb

)

Get current number of elements in the ring buffer.

Note

This function is not thread-safe.

Precondition

m0_net_test_ringbuf_invariant(rb)

Definition at line 106 of file ringbuf.c.

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m0_net_test_ringbuf_pop()

size_t m0_net_test_ringbuf_pop

(

struct m0_net_test_ringbuf *

rb

)

Pop item from the ring buffer.

Precondition

m0_net_test_ringbuf_invariant(rb)

Postcondition

m0_net_test_ringbuf_invariant(rb)

Definition at line 88 of file ringbuf.c.

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m0_net_test_ringbuf_push()

void m0_net_test_ringbuf_push	(	struct m0_net_test_ringbuf *	rb,
		size_t	value
	)

Push item to the ring buffer.

Precondition

m0_net_test_ringbuf_invariant(rb)

Postcondition

m0_net_test_ringbuf_invariant(rb)

Definition at line 77 of file ringbuf.c.

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