75 lines
2.0 KiB
C
75 lines
2.0 KiB
C
/*
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* 86Box A hypervisor and IBM PC system emulator that specializes in
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* running old operating systems and software designed for IBM
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* PC systems and compatibles from 1981 through fairly recent
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* system designs based on the PCI bus.
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*
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* This file is part of the 86Box distribution.
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*
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* Definitions for the platform OpenDir module.
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*
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*
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*
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* Authors: Fred N. van Kempen, <decwiz@yahoo.com>
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*
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* Copyright 2017 Fred N. van Kempen.
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*/
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#ifndef PLAT_DIR_H
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#define PLAT_DIR_H
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/* Windows and Termux needs the POSIX re-implementations */
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#if defined(_WIN32) || defined(__TERMUX__)
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# ifdef _MAX_FNAME
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# define MAXNAMLEN _MAX_FNAME
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# else
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# define MAXNAMLEN 15
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# endif
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# define MAXDIRLEN 127
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struct dirent {
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long d_ino;
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unsigned short d_reclen;
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unsigned short d_off;
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# ifdef UNICODE
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wchar_t d_name[MAXNAMLEN + 1];
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# else
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char d_name[MAXNAMLEN + 1];
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# endif
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};
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# define d_namlen d_reclen
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typedef struct {
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short flags; /* internal flags */
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short offset; /* offset of entry into dir */
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long handle; /* open handle to Win32 system */
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short sts; /* last known status code */
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char *dta; /* internal work data */
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# ifdef UNICODE
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wchar_t dir[MAXDIRLEN + 1]; /* open dir */
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# else
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char dir[MAXDIRLEN + 1]; /* open dir */
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# endif
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struct dirent dent; /* actual directory entry */
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} DIR;
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/* Directory routine flags. */
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# define DIR_F_LOWER 0x0001 /* force to lowercase */
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# define DIR_F_SANE 0x0002 /* force this to sane path */
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# define DIR_F_ISROOT 0x0010 /* this is the root directory */
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/* Function prototypes. */
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extern DIR *opendir(const char *);
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extern struct dirent *readdir(DIR *);
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extern long telldir(DIR *);
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extern void seekdir(DIR *, long);
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extern int closedir(DIR *);
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# define rewinddir(dirp) seekdir(dirp, 0L)
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#else
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/* On linux and macOS, use the standard functions and types */
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# include <sys/dir.h>
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#endif
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#endif /*PLAT_DIR_H*/
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