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28 lines
1.0 KiB
C
28 lines
1.0 KiB
C
#ifndef MREAD_RINGBUFFER_H
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#define MREAD_RINGBUFFER_H
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struct ringbuffer;
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struct ringbuffer_block {
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int length;
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int offset;
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int id;
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int next;
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};
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struct ringbuffer * ringbuffer_new(int size);
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void ringbuffer_delete(struct ringbuffer * rb);
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void ringbuffer_link(struct ringbuffer *rb , struct ringbuffer_block * prev, struct ringbuffer_block * next);
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struct ringbuffer_block * ringbuffer_alloc(struct ringbuffer * rb, int size);
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int ringbuffer_collect(struct ringbuffer * rb);
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void ringbuffer_shrink(struct ringbuffer * rb, struct ringbuffer_block * blk, int size);
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void ringbuffer_free(struct ringbuffer * rb, struct ringbuffer_block * blk);
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int ringbuffer_data(struct ringbuffer * rb, struct ringbuffer_block * blk, int size, int skip, void **ptr);
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void * ringbuffer_copy(struct ringbuffer * rb, struct ringbuffer_block * from, int skip, struct ringbuffer_block * to);
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struct ringbuffer_block * ringbuffer_yield(struct ringbuffer * rb, struct ringbuffer_block *blk, int skip);
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void ringbuffer_dump(struct ringbuffer * rb);
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#endif
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