mirror of https://github.com/yandex/odyssey.git
40 lines
1.1 KiB
C
40 lines
1.1 KiB
C
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/*
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* machinarium.
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*
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* cooperative multitasking engine.
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*/
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#ifndef MM_ZPQ_STREAM_H
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#define MM_ZPQ_STREAM_H
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#include <stdlib.h>
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#define MM_ZPQ_IO_ERROR (-1)
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#define MM_ZPQ_DECOMPRESS_ERROR (-2)
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#define MM_ZPQ_MAX_ALGORITHMS (8)
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#define MM_ZPQ_NO_COMPRESSION 'n'
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struct mm_zpq_stream;
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typedef struct mm_zpq_stream mm_zpq_stream_t;
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typedef ssize_t (*mm_zpq_tx_func)(void *arg, void const *data, size_t size);
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typedef ssize_t (*mm_zpq_rx_func)(void *arg, void *data, size_t size);
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mm_zpq_stream_t *zpq_create(int impl, mm_zpq_tx_func tx_func,
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mm_zpq_rx_func rx_func, void *arg, char *rx_data,
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size_t rx_data_size);
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ssize_t mm_zpq_read(mm_zpq_stream_t *zs, void *buf, size_t size);
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ssize_t mm_zpq_write(mm_zpq_stream_t *zs, void const *buf, size_t size,
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size_t *processed);
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char const *mm_zpq_error(mm_zpq_stream_t *zs);
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size_t mm_zpq_buffered_tx(mm_zpq_stream_t *zs);
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size_t mm_zpq_buffered_rx(mm_zpq_stream_t *zs);
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_Bool mm_zpq_deferred_rx(mm_zpq_stream_t *zs);
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void mm_zpq_free(mm_zpq_stream_t *zs);
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void mm_zpq_get_supported_algorithms(char *algorithms);
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int mm_zpq_get_algorithm_impl(char name);
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#endif
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