30 lines
1.0 KiB
C
30 lines
1.0 KiB
C
#ifndef RINGBUFFER_H
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#define RINGBUFFER_H
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#include <stddef.h>
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typedef struct ll_ringbuffer ll_ringbuffer_t;
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typedef struct ll_ringbuffer_data {
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char *buf;
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size_t len;
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} ll_ringbuffer_data_t;
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ll_ringbuffer_t *ll_ringbuffer_create(size_t sz, size_t elem_sz);
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void ll_ringbuffer_free(ll_ringbuffer_t *rb);
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void ll_ringbuffer_reset(ll_ringbuffer_t *rb);
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void ll_ringbuffer_get_read_vector(const ll_ringbuffer_t *rb, ll_ringbuffer_data_t *vec);
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void ll_ringbuffer_get_write_vector(const ll_ringbuffer_t *rb, ll_ringbuffer_data_t *vec);
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size_t ll_ringbuffer_read(ll_ringbuffer_t *rb, char *dest, size_t cnt);
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size_t ll_ringbuffer_peek(ll_ringbuffer_t *rb, char *dest, size_t cnt);
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void ll_ringbuffer_read_advance(ll_ringbuffer_t *rb, size_t cnt);
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size_t ll_ringbuffer_read_space(const ll_ringbuffer_t *rb);
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size_t ll_ringbuffer_write(ll_ringbuffer_t *rb, const char *src, size_t cnt);
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void ll_ringbuffer_write_advance(ll_ringbuffer_t *rb, size_t cnt);
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size_t ll_ringbuffer_write_space(const ll_ringbuffer_t *rb);
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#endif /* RINGBUFFER_H */
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