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9ba6638d01
Input paths are now parsed at the beginning and components put into an ordered linked list headed by struct pathdata. Lookup functions use these components to look up vnodes.
42 lines
903 B
C
42 lines
903 B
C
/*
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* Copyright (C) 2008 Bahadir Balban
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*
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* Path lookup related information
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*/
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#ifndef __PATH_H__
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#define __PATH_H__
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#include <l4/lib/list.h>
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/*
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* FIXME:
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* These ought to be strings and split/comparison functions should
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* always use strings because formats like UTF-8 wouldn't work.
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*/
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#define VFS_CHAR_SEP '/'
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#define VFS_STR_ROOTDIR "/"
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#define VFS_STR_PARDIR ".."
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#define VFS_STR_CURDIR "."
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#define VFS_STR_XATDIR "...."
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struct pathdata {
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struct list_head list;
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struct tcb *task;
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int root;
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};
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struct pathcomp {
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struct list_head list;
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char *str;
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};
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struct pathdata *pathdata_parse(const char *pathname, char *pathbuf,
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struct tcb *task);
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void pathdata_destroy(struct pathdata *p);
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/* Destructive, i.e. unlinks those components from list */
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char *pathdata_next_component(struct pathdata *pdata);
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char *pathdata_last_component(struct pathdata *pdata);
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#endif /* __PATH_H__ */
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