rabook_import.h

Go to the documentation of this file.

#pragma once
 
#ifdef __cplusplus
extern "C" {
#endif
 
#include <stdint.h>
 
#include "ra8_err.h"
#include "ra8_fs.h"

typedef enum : uint16_t {
  k_rabook_import_name_cap    = 128U, 
  k_rabook_import_stamp_bytes = 20U,  
} rabook_import_size_t;

typedef enum : uint32_t {
  k_rabook_import_stamp_magic = 0x52424B31U, 
} rabook_import_magic_t;

typedef enum : uint8_t {
  k_rabook_import_hit      = 0U, 
  k_rabook_import_compiled = 1U, 
} rabook_import_outcome_t;

typedef struct {
  uint32_t magic;            
  uint32_t format_version;   
  uint32_t importer_version; 
  uint32_t source_size;      
  uint32_t source_crc32;     
} rabook_import_stamp_t;
 
static_assert(sizeof(rabook_import_stamp_t) == (uint32_t)k_rabook_import_stamp_bytes,
              "import stamp layout pinned");

typedef ra8_err_t (*rabook_import_compile_fn)(void*           compile_ctx,
                                              ra8_fs_mount_t* mount,
                                              const char*     epub_path,
                                              const char*     out_path);

typedef struct {
  ra8_fs_mount_t*          mount;            
  rabook_import_compile_fn compile;          
  void*                    compile_ctx;      
  uint8_t*                 scratch;          
  uint32_t                 scratch_cap;      
  uint32_t                 format_version;   
  uint32_t                 importer_version; 
} rabook_import_cfg_t;

[[nodiscard]] ra8_err_t rabook_import_open(const rabook_import_cfg_t* cfg,
                                           const char*                epub_path,
                                           char*                      out_cache_path,
                                           uint32_t                   cache_path_cap,
                                           rabook_import_outcome_t*   out_outcome);
 
#ifdef __cplusplus
}
#endif