98 lines
2.2 KiB
C
98 lines
2.2 KiB
C
/* -*- indent-tabs-mode: t; tab-width: 8; c-basic-offset: 8; -*- */
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/* vim: set noet ts=8 sts=8 sw=8 : */
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/**
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* \file joliet.h
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*
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* Declare the filesystems trees that are Joliet-compatible and the public
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* functions for tying them into an ecma119 volume.
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*/
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#ifndef LIBISO_JOLIET_H
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#define LIBISO_JOLIET_H
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#include <stdint.h>
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#include <stdlib.h>
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struct ecma119_write_target;
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struct iso_tree_node;
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enum joliet_node_type {
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JOLIET_FILE,
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JOLIET_DIR,
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JOLIET_BOOT
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};
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struct joliet_dir_info {
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struct joliet_tree_node **children;
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size_t nchildren;
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size_t len;
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size_t block;
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};
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struct joliet_tree_node
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{
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uint16_t *name; /**< In UCS-2BE. */
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size_t dirent_len;
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struct joliet_tree_node *parent;
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struct ecma119_write_target *target;
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enum joliet_node_type type;
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union {
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struct iso_file *file;
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struct joliet_dir_info dir;
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unsigned int boot_img:1; /** For boot nodes, it identifies if this
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* corresponds to image(1) or catalog(0).
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* The block is stored in ecma119_write_target
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*/
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} info;
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};
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/**
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* Create a new joliet_tree that corresponds to the tree represented by
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* \p iso_root.
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*/
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struct joliet_tree_node*
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joliet_tree_create(struct ecma119_write_target *target,
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struct iso_tree_node *iso_root);
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/**
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* Calculate the size of each directory in the joliet heirarchy.
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*/
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void
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joliet_calc_dir_size(struct ecma119_write_target *t, struct joliet_tree_node*);
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/**
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* Calculate the position of each directory in the joliet heirarchy.
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*/
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void
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joliet_calc_dir_pos(struct ecma119_write_target *t, struct joliet_tree_node*);
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/**
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* Calculate the size of the joliet path table and fill in the list of
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* directories.
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*/
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void
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joliet_prepare_path_tables(struct ecma119_write_target *t);
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void
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joliet_tree_free(struct joliet_tree_node *root);
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void
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joliet_write_sup_vol_desc(struct ecma119_write_target *t, uint8_t *buf);
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void
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joliet_wr_sup_vol_desc(struct ecma119_write_target *t, uint8_t *buf);
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void
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joliet_wr_l_path_table(struct ecma119_write_target *t, uint8_t *buf);
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void
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joliet_wr_m_path_table(struct ecma119_write_target *t, uint8_t *buf);
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void
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joliet_wr_dir_records(struct ecma119_write_target *t, uint8_t *buf);
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#endif /* LIBISO_JOLIET_H */
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