ra8_rabook_container.h

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#pragma once
 
#include <stdint.h>
 
#include "ra8_err.h"
 
#ifdef __cplusplus
extern "C" {
#endif

typedef ra8_err_t (*ra8_rabook_flat_read_fn)(void*     ctx,
                                             uint32_t  offset,
                                             uint8_t*  dst,
                                             uint32_t  requested,
                                             uint32_t* out_read);

typedef ra8_err_t (*ra8_rabook_write_at_fn)(void*          ctx,
                                            uint64_t       offset,
                                            const uint8_t* src,
                                            uint32_t       requested,
                                            uint32_t*      out_written);

typedef struct {
  uint8_t*  input;          
  uint8_t*  compressed;     
  void*     compressor;     
  uint64_t* offsets;        
  uint32_t  input_cap;      
  uint32_t  compressed_cap; 
  uint32_t  compressor_cap; 
  uint32_t  offset_cap;     
} ra8_rabook_container_workspace_t;

[[nodiscard]] ra8_err_t ra8_rabook_container_write(ra8_rabook_flat_read_fn           read,
                                                   void*                             read_ctx,
                                                   uint32_t                          flat_len,
                                                   uint32_t                          chunk_bytes,
                                                   ra8_rabook_write_at_fn            write_at,
                                                   void*                             write_ctx,
                                                   ra8_rabook_container_workspace_t* ws,
                                                   uint64_t*                         out_len);
 
#ifdef __cplusplus
} /* extern "C" */
#endif