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767a77ac19
Since DIR_W32.offset is declared as `uint16_t`, we have an overflow for directories with many entries. This patch changes the field to `uint32_t`.
48 lines
1.1 KiB
C
48 lines
1.1 KiB
C
#ifndef READDIR_H
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#define READDIR_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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* Structures and types used to implement opendir/readdir/closedir
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* on Windows.
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*/
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#include <config.w32.h>
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#include "ioutil.h"
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/* struct dirent - same as Unix */
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struct dirent {
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long d_ino; /* inode (always 1 in WIN32) */
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off_t d_off; /* offset to this dirent */
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unsigned short d_reclen; /* length of d_name */
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char d_name[1]; /* null terminated filename in the current encoding, glyph number <= 255 wchar_t's + \0 byte */
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};
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/* typedef DIR - not the same as Unix */
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struct DIR_W32 {
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HANDLE handle; /* _findfirst/_findnext handle */
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uint32_t offset; /* offset into directory */
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uint8_t finished; /* 1 if there are not more files */
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WIN32_FIND_DATAW fileinfo; /* from _findfirst/_findnext */
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wchar_t *dirw; /* the dir we are reading */
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struct dirent dent; /* the dirent to return */
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};
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typedef struct DIR_W32 DIR;
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/* Function prototypes */
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DIR *opendir(const char *);
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struct dirent *readdir(DIR *);
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int closedir(DIR *);
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int rewinddir(DIR *);
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#ifdef __cplusplus
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}
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#endif
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#endif /* READDIR_H */
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