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compress: add byte-wise (de)compression stream data structure

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max 🍓
2025-07-30 18:32:17 +01:00
parent 8410841b87
commit 73675f1e4d
3 changed files with 529 additions and 0 deletions
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25
compress/include/blue/compress/cstream.h
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#ifndef BLUELIB_COMPRESS_CSTREAM_H_
#define BLUELIB_COMPRESS_CSTREAM_H_
#include <blue/compress/function.h>
#include <blue/core/stream.h>
typedef struct b_cstream b_cstream;
BLUE_API b_status b_cstream_open(
b_stream *endpoint, const b_compression_function *func,
b_compression_mode mode, b_cstream **out);
BLUE_API b_status b_cstream_close(b_cstream *stream);
BLUE_API b_status b_cstream_read(
b_cstream *stream, void *buf, size_t count, size_t *nr_read);
BLUE_API b_status b_cstream_write(
b_cstream *stream, const void *buf, size_t count, size_t *nr_written);
BLUE_API b_status b_cstream_begin_compressed_section(
b_cstream *stream, size_t *tx_uncompressed_bytes);
BLUE_API b_status b_cstream_end_compressed_section(
b_cstream *stream, size_t *tx_compressed_bytes,
size_t *tx_uncompressed_bytes);
#endif