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libisoburn/xorriso/aux_objects.h

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/* xorriso - creates, loads, manipulates and burns ISO 9660 filesystem images.
Copyright 2007-2010 Thomas Schmitt, <scdbackup@gmx.net>
Provided under GPL version 2 or later.
This file contains declarations of classes:
- SplitparT which represents byte intervals of data files.
- DirseQ which crawls along a directory's content list.
- ExclusionS which manages the list of excluded file paths and
leaf patterns.
- Xorriso_lsT which provides a generic double-linked list.
- LinkiteM, PermiteM which temporarily record relations and states.
*/
#ifndef Xorriso_pvt_auxobj_includeD
#define Xorriso_pvt_auxobj_includeD yes
struct SplitparT;
int Splitparts_new(struct SplitparT **o, int count, int flag);
int Splitparts_destroy(struct SplitparT **o, int count, int flag);
int Splitparts_set(struct SplitparT *o, int idx,
char *name, int partno, int total_parts,
off_t offset, off_t bytes, off_t total_bytes, int flag);
int Splitparts_get(struct SplitparT *o, int idx, char **name, int *partno,
int *total_parts, off_t *offset, off_t *bytes,
off_t *total_bytes, int flag);
int Splitpart__parse(char *name, int *partno, int *total_parts,
off_t *offset, off_t *bytes, off_t *total_bytes, int flag);
int Splitpart__is_part_path(char *path, int flag);
int Splitpart__compose(char *adr, int partno, int total_parts,
off_t offset, off_t bytes, off_t total_bytes, int flag);
int Splitpart__read_next_num(char *base_pt, char **next_pt, off_t *num,
int flag);
int Splitparts_sort(struct SplitparT *o, int count, int flag);
struct DirseQ;
int Dirseq_new(struct DirseQ **o, char *adr, int flag);
int Dirseq_destroy(struct DirseQ **o, int flag);
int Dirseq_next_adr(struct DirseQ *o, char reply[SfileadrL], int flag);
int Dirseq_rewind(struct DirseQ *o, int flag);
struct Xorriso_lsT {
char *text;
struct Xorriso_lsT *prev,*next;
};
/** Create a new list item with arbitrary byte content.
@param lstring The newly created object or NULL on failure
@param data An array of bytes to be copied into the new object
@param data_len Number of bytes to be copied
@param link Xorriso_lsT object to which the new object shall be linked
@param flag Bitfield for control purposes
bit0= insert before link rather than after it
bit1= do not copy data (e.g. because *data is invalid)
bit2= attach data directly by pointer rather than by copying
@return <=0 error, 1 ok
*/
int Xorriso_lst_new_binary(struct Xorriso_lsT **lstring, char *data,
int data_len, struct Xorriso_lsT *link, int flag);
/** Create a new list item with a 0-terminated text as content.
@param lstring The newly created object or NULL on failure
@param text A 0-terminated array of bytes
@param link Xorriso_lsT object to which the new object shall be linked
@param flag see Xorriso_lst_new_binary
@return <=0 error, 1 ok
*/
int Xorriso_lst_new(struct Xorriso_lsT **lstring, char *text,
struct Xorriso_lsT *link, int flag);
/** Create a new list item at the end of a given list.
@param entry Contains as input a pointer to a pointer to any existing
list item. As output this list item pointer may be
changed to the address of the new list item:
if ((*entry == 0) || (flag & 1))
@param data An array of bytes to be copied into the new object
@param data_len Number of bytes to be copied
@param flag Bitfield for control purposes
bit0= Return new object address in *entry
bit1= do not copy data (e.g. because *data is invalid)
bit2= attach data directly by pointer rather than by copying
@return <=0 error, 1 ok
*/
int Xorriso_lst_append_binary(struct Xorriso_lsT **entry,
char *data, int data_len, int flag);
/** Destroy a single list item and connect its eventual list neighbors.
@param lstring pointer to the pointer to be freed and set to NULL
@param flag unused yet, submit 0
@return 0= *lstring was already NULL, 1= ok
*/
int Xorriso_lst_destroy(struct Xorriso_lsT **lstring, int flag);
struct Xorriso_lsT *Xorriso_lst_get_next(struct Xorriso_lsT *entry, int flag);
struct Xorriso_lsT *Xorriso_lst_get_prev(struct Xorriso_lsT *entry, int flag);
char *Xorriso_lst_get_text(struct Xorriso_lsT *entry, int flag);
int Xorriso_lst_detach_text(struct Xorriso_lsT *entry, int flag);
int Xorriso_lst_get_last(struct Xorriso_lsT *entry, struct Xorriso_lsT **last,
int flag);
int Xorriso_lst_concat(struct Xorriso_lsT *first, struct Xorriso_lsT *second,
int flag);
int Exclusions_new(struct ExclusionS **o, int flag);
int Exclusions_destroy(struct ExclusionS **o, int flag);
int Exclusions_get_descrs(struct ExclusionS *o,
struct Xorriso_lsT **not_paths_descr,
struct Xorriso_lsT **not_leafs_descr, int flag);
/* @param flag bit0= whole subtree is banned with -not_paths
@return 0=no match , 1=not_paths , 2=not_leafs, <0=error
*/
int Exclusions_match(struct ExclusionS *o, char *abs_path, int flag);
int Exclusions_add_not_leafs(struct ExclusionS *o, char *not_leafs_descr,
regex_t *re, int flag);
int Exclusions_add_not_paths(struct ExclusionS *o, int descrc, char **descrs,
int pathc, char **paths, int flag);
struct LinkiteM; /* Trace of hops during symbolic link resolution */
int Linkitem_new(struct LinkiteM **o, char *link_path, dev_t target_dev,
ino_t target_ino, struct LinkiteM *next, int flag);
int Linkitem_destroy(struct LinkiteM **o, int flag);
int Linkitem_reset_stack(struct LinkiteM **o, struct LinkiteM *to, int flag);
int Linkitem_find(struct LinkiteM *stack, dev_t target_dev, ino_t target_ino,
struct LinkiteM **result, int flag);
int Linkitem_get_link_count(struct LinkiteM *item, int flag);
struct PermiteM; /* Stack of temporarily altered access permissions */
int Permstack_push(struct PermiteM **o, char *disk_path, struct stat *stbuf,
int flag);
int Permstack_pop(struct PermiteM **o, struct PermiteM *stopper,
struct XorrisO *xorriso, int flag);
#endif /* ! Xorriso_pvt_auxobj_includeD */