epub_entry.h

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#pragma once
 
#include "epub.h"
 
#ifdef __cplusplus
extern "C" {
#endif
 
/* ===========================================================================
 * Public API -- iterative (bounded-RAM) ZIP-entry extraction (#231)
 * ===========================================================================
 */

typedef enum : uint8_t {
  k_epub_entry_reader_reserved_bytes =
    7, 
} epub_entry_reader_layout_t;

typedef struct {
  void*        iter;     
  epub_book_t* book;     
  uint64_t     total;    
  uint64_t     consumed; 
  uint8_t      done;     
  uint8_t reserved[k_epub_entry_reader_reserved_bytes];
} epub_entry_reader_t;

[[nodiscard]] ra8_err_t epub_entry_open(epub_book_t*         book,
                                        const char*          path,
                                        epub_entry_reader_t* out_reader,
                                        uint64_t*            out_size);

[[nodiscard]] ra8_err_t
epub_entry_read(epub_entry_reader_t* reader, uint8_t* buf, size_t cap, size_t* got);

[[nodiscard]] ra8_err_t epub_entry_close(epub_entry_reader_t* reader);

[[nodiscard]] ra8_err_t epub_entry_pread(epub_book_t* book,
                                         const char*  path,
                                         uint64_t     offset,
                                         uint8_t*     buf,
                                         size_t       len,
                                         size_t*      got);
 
#ifdef __cplusplus
}
#endif