usbloadergx/source/libwbfs/wiidisc.h

#ifndef WIIDISC_H
#define WIIDISC_H
#include <stdio.h>
#include "libwbfs_os.h" // this file is provided by the project wanting to compile libwbfs and wiidisc
#ifdef __cplusplus
extern "C"
{
#endif /* __cplusplus */
#if 0 //removes extra automatic indentation by editors
}
#endif
    // callback definition. Return 1 on fatal error (callback is supposed to make retries until no hopes..)
    // offset points 32bit words, count counts bytes
    typedef int (*read_wiidisc_callback_t)(void*fp, u32 offset, u32 count, void*iobuf);

    typedef enum
    {
        UPDATE_PARTITION_TYPE = 0, GAME_PARTITION_TYPE, OTHER_PARTITION_TYPE,
        // value in between selects partition types of that value
        ALL_PARTITIONS = 0xffffffff - 3,
        REMOVE_UPDATE_PARTITION, // keeps game + channel installers
        ONLY_GAME_PARTITION,
    } partition_selector_t;

    typedef struct wiidisc_s
    {
            read_wiidisc_callback_t read;
            void *fp;
            u8 *sector_usage_table;

            // everything points 32bit words.
            u32 disc_raw_offset;
            u32 partition_raw_offset;
            u32 partition_data_offset;
            u32 partition_data_size;
            u32 partition_block;

            u8 *tmp_buffer;
            u8 *tmp_buffer2;
            u8 disc_key[16];
            int dont_decrypt;

            partition_selector_t part_sel;

            char *extract_pathname;
            u8 *extracted_buffer;
            int extracted_size;
    } wiidisc_t;

    wiidisc_t *wd_open_disc(read_wiidisc_callback_t read, void*fp);
    void wd_close_disc(wiidisc_t *);
    // returns a buffer allocated with wbfs_ioalloc() or NULL if not found of alloc error
    u8 * wd_extract_file(wiidisc_t *d, partition_selector_t partition_type, char *pathname);

    void wd_build_disc_usage(wiidisc_t *d, partition_selector_t selector, u8* usage_table);

    // effectively remove not copied partition from the partition table.
    void wd_fix_partition_table(wiidisc_t *d, partition_selector_t selector, u8* partition_table);
    u8 * wd_get_fst(wiidisc_t *d, partition_selector_t partition_type);

#if 0
{
#endif
#ifdef __cplusplus
}
#endif /* __cplusplus */

#endif