60 lines
1.6 KiB
C
60 lines
1.6 KiB
C
#ifndef FX_COMPRESS_CSTREAM_H_
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#define FX_COMPRESS_CSTREAM_H_
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#include <fx/macros.h>
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#include <fx/stream.h>
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#include <stdbool.h>
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FX_DECLS_BEGIN;
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enum fx_compressor_mode;
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#define FX_TYPE_CSTREAM (fx_cstream_get_type())
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FX_DECLARE_TYPE(fx_cstream);
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FX_TYPE_CLASS_DECLARATION_BEGIN(fx_cstream)
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FX_TYPE_CLASS_DECLARATION_END(fx_cstream)
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FX_API fx_type_id fx_cstream_get_type(void);
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FX_API fx_status fx_cstream_open(
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fx_stream *endpoint,
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fx_type_id compressor_type,
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enum fx_compressor_mode mode,
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fx_cstream **out);
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FX_API fx_status
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fx_cstream_read(fx_cstream *stream, void *buf, size_t count, size_t *nr_read);
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FX_API fx_status fx_cstream_write(
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fx_cstream *stream,
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const void *buf,
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size_t count,
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size_t *nr_written);
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FX_API fx_status
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fx_cstream_skip(fx_cstream *stream, size_t count, size_t *nr_skipped);
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FX_API fx_status fx_cstream_reset(fx_cstream *stream);
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FX_API fx_status fx_cstream_begin_compressed_section(
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fx_cstream *stream,
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size_t *tx_uncompressed_bytes);
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FX_API fx_status fx_cstream_end_compressed_section(
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fx_cstream *stream,
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size_t *tx_compressed_bytes,
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size_t *tx_uncompressed_bytes);
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FX_API bool fx_cstream_in_compressed_section(const fx_cstream *stream);
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FX_API fx_status fx_cstream_tx_bytes(const fx_cstream *stream, size_t *out);
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FX_API fx_status fx_cstream_tx_bytes_compressed(
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const fx_cstream *stream,
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size_t *out);
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FX_API fx_status fx_cstream_tx_bytes_uncompressed(
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const fx_cstream *stream,
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size_t *out);
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FX_API fx_status fx_cstream_set_cursor_position(fx_cstream *stream, size_t pos);
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FX_API fx_status fx_cstream_restore_cursor_position(fx_cstream *stream);
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FX_DECLS_END;
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#endif
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