usbloadergx/source/libs/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);

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

#endif