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src/dirent/readdir.c

 

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#include <dirent.h>

 

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#include <fcntl.h>

 

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#include <sys/stat.h>

 

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#include <errno.h>

 

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#include <stdlib.h>

 

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#include <limits.h>

 

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#include "__dirent.h"

 

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#include "syscall.h"

 

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#include "libc.h"

 

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int __getdents(int, struct dirent *, size_t);

 

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struct dirent *readdir(DIR *dir)

 

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{

 

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        struct dirent *de;

 

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        if (dir->buf_pos >= dir->buf_end) {

 

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                int len = __getdents(dir->fd, (void *)dir->buf, sizeof dir->buf);

 

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                if (len <= 0) return 0;

 

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                dir->buf_end = len;

 

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                dir->buf_pos = 0;

 

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        }

 

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        de = (void *)(dir->buf + dir->buf_pos);

 

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        dir->buf_pos += de->d_reclen;

 

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        dir->tell = de->d_off;

 

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        return de;

 

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}

 

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LFS64(readdir);

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