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compress: compressor: convert b_compressor to a b_object interface

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max 🍓
2025-10-28 15:19:30 +00:00
parent b58015baff
commit f3dd0ddd48
8 changed files with 386 additions and 275 deletions
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54
compress/include/blue/compress/compressor.h
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@@ -1,29 +1,67 @@
#ifndef BLUELIB_COMPRESS_COMPRESSOR_H_
#define BLUELIB_COMPRESS_COMPRESSOR_H_
#ifndef BLUE_COMPRESS_COMPRESSOR_H_
#define BLUE_COMPRESS_COMPRESSOR_H_
#include <blue/core/macros.h>
#include <blue/core/misc.h>
#include <blue/core/ringbuffer.h>
#include <blue/core/status.h>
#include <stdbool.h>
struct b_ringbuffer;
struct b_compression_function;
B_DECLS_BEGIN;
enum b_compression_mode;
typedef enum b_compressor_mode {
B_COMPRESSOR_MODE_NONE = 0,
B_COMPRESSOR_MODE_COMPRESS,
B_COMPRESSOR_MODE_DECOMPRESS,
} b_compressor_mode;
typedef struct b_compressor b_compressor;
typedef enum b_compressor_flags {
B_COMPRESSOR_EOF = 0x01u,
} b_compressor_flags;
#define B_TYPE_COMPRESSOR (b_compressor_get_type())
B_DECLARE_TYPE(b_compressor);
B_TYPE_CLASS_DECLARATION_BEGIN(b_compressor)
b_status (*c_buffer_size)(b_compressor_mode, size_t *, size_t *);
b_status (*c_set_mode)(b_compressor *, b_compressor_mode);
b_status (*c_compress)(b_compressor *);
b_status (*c_compress_end)(b_compressor *);
b_status (*c_decompress)(b_compressor *);
b_status (*c_reset)(b_compressor *);
B_TYPE_CLASS_DECLARATION_END(b_compressor)
typedef struct b_compressor_data {
b_compressor_flags c_flags;
b_compressor_mode c_mode;
b_ringbuffer *c_in, *c_out;
} b_compressor_data;
BLUE_API b_type b_compressor_get_type(void);
#if 0
BLUE_API b_status b_compressor_create(
const struct b_compression_function *func, enum b_compression_mode mode,
struct b_ringbuffer *inbuf, struct b_ringbuffer *outbuf,
b_compressor **out);
BLUE_API b_status b_compressor_destroy(b_compressor *compressor);
#endif
BLUE_API b_status b_compressor_get_buffer_size(
const b_compressor *compressor, size_t *inbuf_size, size_t *outbuf_size);
b_type type, b_compressor_mode mode, size_t *inbuf_size,
size_t *outbuf_size);
BLUE_API b_status b_compressor_get_mode(
const b_compressor *compressor, b_compressor_mode *out);
BLUE_API b_status b_compressor_set_mode(
b_compressor *compressor, b_compressor_mode mode);
BLUE_API b_status b_compressor_set_buffer(
b_compressor *compressor, b_ringbuffer *inbuf, b_ringbuffer *outbuf);
BLUE_API b_status b_compressor_step(b_compressor *compressor);
BLUE_API b_status b_compressor_end(b_compressor *compressor);
BLUE_API b_status b_compressor_reset(b_compressor *compressor);
BLUE_API bool b_compressor_eof(const b_compressor *compressor);
B_DECLS_END;
#endif

27
compress/include/blue/compress/function.h
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@@ -1,27 +0,0 @@
#ifndef BLUELIB_COMPRESS_FUNCTION_H_
#define BLUELIB_COMPRESS_FUNCTION_H_
#include <blue/core/misc.h>
#include <blue/core/status.h>
enum b_compressor_mode;
typedef struct b_compression_function b_compression_function;
typedef enum b_compression_function_id {
B_COMPRESSOR_FUNCTION_NONE = 0,
B_COMPRESSOR_FUNCTION_ZSTD,
} b_compression_function_id;
typedef enum b_compression_mode {
B_COMPRESSION_MODE_COMPRESS,
B_COMPRESSION_MODE_DECOMPRESS,
} b_compression_mode;
BLUE_API const b_compression_function *b_compression_function_get_by_id(
b_compression_function_id id);
BLUE_API b_status b_compression_function_get_buffer_size(
const b_compression_function *func, enum b_compression_mode mode,
size_t *inbuf_size, size_t *outbuf_size);
#endif

28
compress/include/blue/compress/zstd.h Normal file
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@@ -0,0 +1,28 @@
#ifndef BLUE_COMPRESS_ZSTD_H_
#define BLUE_COMPRESS_ZSTD_H_
#include <blue/compress/compressor.h>
#include <blue/core/macros.h>
#include <blue/core/misc.h>
#include <blue/core/status.h>
#include <stdbool.h>
B_DECLS_BEGIN;
#define B_TYPE_ZSTD_COMPRESSOR (b_zstd_compressor_get_type())
B_DECLARE_TYPE(b_zstd_compressor);
B_TYPE_CLASS_DECLARATION_BEGIN(b_zstd_compressor)
B_TYPE_CLASS_DECLARATION_END(b_compressor)
BLUE_API b_type b_zstd_compressor_get_type(void);
BLUE_API b_status b_zstd_compressor_get_buffer_size(
b_compressor_mode mode, size_t *inbuf_size, size_t *outbuf_size);
B_TYPE_DEFAULT_CONSTRUCTOR(b_zstd_compressor, B_TYPE_ZSTD_COMPRESSOR);
B_DECLS_END;
#endif