1QB_RB_CHUNK_ALLOC(3) libqb Programmer's Manual QB_RB_CHUNK_ALLOC(3)
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6 qb_rb_chunk_alloc - Allocate space for a chunk of the given size.
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9 #include <qb/qbrb.h>
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11 void* qb_rb_chunk_alloc(
12 qb_ringbuffer_t *rb,
13 size_t len
14 );
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17 rb ringbuffer instance
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19 len (in) the size to allocate.
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22 If type == QB_RB_FLAG_OVERWRITE and NULL is returned, memory corruption
23 of the memory file has occurred. The ringbuffer should be destroyed. If
24 type == QB_RB_NORMAL then when there is not enough space it will return
25 NULL.
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28 pointer to chunk to write to, or NULL (if no space).
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31 qb_rb_close(3), qb_rb_refcount_get(3), qb_rb_chmod(3), qb_rb_chown(3),
32 qb_rb_open(3), qb_rb_write_to_file(3), qb_rb_create_from_file(3),
33 qb_rb_chunks_used(3), qb_rb_chunk_reclaim(3), qb_rb_space_used(3),
34 qb_rb_chunk_write(3), qb_rb_shared_user_data_get(3),
35 qb_rb_chunk_commit(3), qb_rb_chunk_peek(3), qb_rb_space_free(3),
36 qb_rb_name_get(3), qb_rb_chunk_read(3)
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39 Copyright (C) 2010-2020 Red Hat, Inc. All rights reserved.
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43LIBQB 2020-07-30 QB_RB_CHUNK_ALLOC(3)