Mirrors_Framework/nuttx
1
0
Fork 0
mirror of https://github.com/apache/nuttx.git synced 2026-06-06 00:14:22 +08:00
Code Issues Actions 1 Packages Projects Releases Wiki Activity

fstat: Add fstat() support to nxffs.

Browse Source
This commit is contained in:
Gregory Nutt
2017-02-13 08:22:05 -06:00
parent a482a4603f
commit 181eb79616
1 changed files with 45 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files
fs/nxffs/nxffs_stat.c
+45 -3
View File
@@ -47,6 +47,7 @@
#include <string.h> #include <string.h>
#include <fcntl.h> #include <fcntl.h>
#include <assert.h> #include <assert.h>
#include <errno.h>
#include <debug.h> #include <debug.h>
#include <nuttx/fs/fs.h> #include <nuttx/fs/fs.h>
@@ -149,6 +150,8 @@ int nxffs_stat(FAR struct inode *mountpt, FAR const char *relpath,
goto errout_with_semaphore; goto errout_with_semaphore;
} }
/* Return status information based on the directory entry */
buf->st_blocks = entry.datlen / (volume->geo.blocksize - SIZEOF_NXFFS_BLOCK_HDR); buf->st_blocks = entry.datlen / (volume->geo.blocksize - SIZEOF_NXFFS_BLOCK_HDR);
buf->st_mode = S_IFREG | S_IXOTH | S_IXGRP | S_IXUSR; buf->st_mode = S_IFREG | S_IXOTH | S_IXGRP | S_IXUSR;
buf->st_size = entry.datlen; buf->st_size = entry.datlen;
@@ -187,7 +190,46 @@ errout:
int nxffs_fstat(FAR const struct file *filep, FAR struct stat *buf) int nxffs_fstat(FAR const struct file *filep, FAR struct stat *buf)
{ {
#warning Missing logic
return -ENOSYS;
}
FAR struct nxffs_volume_s *volume;
FAR struct nxffs_ofile_s *ofile;
int ret;
finfo("Buf %s\n", buf);
DEBUGASSERT(filep != NULL && buf != NULL);
/* Recover the open file state from the struct file instance */
DEBUGASSERT(filep->f_priv != NULL && filep->f_inode != NULL);
ofile = (FAR struct nxffs_ofile_s *)filep->f_priv;
/* Recover the volume state from the open file */
volume = (FAR struct nxffs_volume_s *)filep->f_inode->i_private;
DEBUGASSERT(volume != NULL);
/* Get exclusive access to the volume. Note that the volume exclsem
* protects the open file list.
*/
ret = sem_wait(&volume->exclsem);
if (ret != OK)
{
int errcode = get_errno();
ferr("ERROR: sem_wait failed: %d\n", errcode);
return -errcode;
}
/* Return status information based on the directory entry */
buf->st_blocks = ofile->entry.datlen /
(volume->geo.blocksize - SIZEOF_NXFFS_BLOCK_HDR);
buf->st_mode = S_IFREG | S_IXOTH | S_IXGRP | S_IXUSR;
buf->st_size = ofile->entry.datlen;
buf->st_atime = ofile->entry.utc;
buf->st_mtime = ofile->entry.utc;
buf->st_ctime = ofile->entry.utc;
sem_post(&volume->exclsem);
return OK;
}