NAME¶

qb_rb_chunk_write - Write a chunk to the ring buffer.

SYNOPSIS¶

#include <qb/qbrb.h>

ssize_t qb_rb_chunk_write(


    qb_ringbuffer_t   *rb,    /* ringbuffer instance */


    const void        *data,  /* (in) the data to write */


    size_t             len    /* (in) the size of the chunk. */
);

PARAMS¶

rb ringbuffer instance

data (in) the data to write

len (in) the size of the chunk.

DESCRIPTION¶

This simply calls qb_rb_chunk_alloc() and then qb_rb_chunk_commit().

RETURN VALUE¶

the amount of bytes actually buffered (either len or -1).

SEE ALSO¶

qb_rb_close(3), qb_rb_refcount_get(3), qb_rb_chmod(3), qb_rb_chown(3), qb_rb_open(3), qb_rb_write_to_file(3), qb_rb_create_from_file(3), qb_rb_chunks_used(3), qb_rb_chunk_reclaim(3), qb_rb_space_used(3), qb_rb_shared_user_data_get(3), qb_rb_chunk_commit(3), qb_rb_chunk_peek(3), qb_rb_space_free(3), qb_rb_name_get(3), qb_rb_chunk_alloc(3), qb_rb_chunk_read(3)

COPYRIGHT¶

Copyright (C) 2010-2020 Red Hat, Inc.