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Add NXFFS ioctls

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3566 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo 2011-05-05 20:01:43 +00:00
parent 9891458e43
commit b36d82ab18
1 changed files with 122 additions and 3 deletions
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125
examples/nxffs/nxffs_main.c
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@ -142,10 +142,73 @@ static const char g_mountdir[] = CONFIG_EXAMPLES_NXFFS_MOUNTPT "/";
static int g_nfiles;
static int g_ndeleted;
static struct mallinfo g_mmbefore;
static struct mallinfo g_mmprevious;
static struct mallinfo g_mmafter;
/****************************************************************************
* Private Functions
****************************************************************************/
/****************************************************************************
* Name: nxffs_memusage
****************************************************************************/
static void nxffs_showmemusage(struct mallinfo *mmbefore,
struct mallinfo *mmafter)
{
message("VARIABLE BEFORE AFTER\n");
message("======== ======== ========\n");
message("arena %8x %8x\n", mmbefore->arena, mmafter->arena);
message("ordblks %8d %8d\n", mmbefore->ordblks, mmafter->ordblks);
message("mxordblk %8x %8x\n", mmbefore->mxordblk, mmafter->mxordblk);
message("uordblks %8x %8x\n", mmbefore->uordblks, mmafter->uordblks);
message("fordblks %8x %8x\n", mmbefore->fordblks, mmafter->fordblks);
}
/****************************************************************************
* Name: nxffs_loopmemusage
****************************************************************************/
static void nxffs_loopmemusage(void)
{
/* Get the current memory usage */
#ifdef CONFIG_CAN_PASS_STRUCTS
g_mmafter = mallinfo();
#else
(void)mallinfo(&g_mmafter);
#endif
/* Show the change from the previous loop */
message("\nEnd of loop memory usage:\n");
nxffs_showmemusage(&g_mmprevious, &g_mmafter);
/* Set up for the next test */
#ifdef CONFIG_CAN_PASS_STRUCTS
g_mmprevious = g_mmafter;
#else
memcpy(&g_mmprevious, &g_mmafter, sizeof(struct mallinfo));
#endif
}
/****************************************************************************
* Name: nxffs_endmemusage
****************************************************************************/
static void nxffs_endmemusage(void)
{
#ifdef CONFIG_CAN_PASS_STRUCTS
g_mmafter = mallinfo();
#else
(void)mallinfo(&g_mmafter);
#endif
message("\nFinal memory usage:\n");
nxffs_showmemusage(&g_mmbefore, &g_mmafter);
}
/****************************************************************************
* Name: nxffs_randchar
****************************************************************************/
@ -265,7 +328,7 @@ static inline int nxffs_wrfile(FAR struct nxffs_filedesc_s *file)
return ERROR;
}
/* Write a random amount of data dat the file */
/* Write a random amount of data to the file */
for (offset = 0; offset < file->len; )
{
@ -610,6 +673,44 @@ static int nxffs_delfiles(void)
return OK;
}
/****************************************************************************
* Name: nxffs_delallfiles
****************************************************************************/
static int nxffs_delallfiles(void)
{
FAR struct nxffs_filedesc_s *file;
int ret;
int i;
for (i = 0; i < CONFIG_EXAMPLES_NXFFS_MAXOPEN; i++)
{
file = &g_files[i];
if (file->name)
{
ret = unlink(file->name);
if (ret < 0)
{
message("ERROR: Unlink %d failed: %d\n", i+1, errno);
message(" File name: %s\n", file->name);
message(" File size: %d\n", file->len);
message(" File index: %d\n", i);
}
else
{
#if CONFIG_EXAMPLES_NXFFS_VERBOSE != 0
message(" Deleted file %s\n", file->name);
#endif
nxffs_freefile(file);
}
}
}
g_nfiles = 0;
g_ndeleted = 0;
return OK;
}
/****************************************************************************
* Name: nxffs_directory
****************************************************************************/
@ -703,6 +804,16 @@ int user_start(int argc, char *argv[])
exit(3);
}
/* Set up memory monitoring */
#ifdef CONFIG_CAN_PASS_STRUCTS
g_mmbefore = mallinfo();
g_mmprevious = g_mmbefore;
#else
(void)mallinfo(&g_mmbefore);
memcpy(&g_mmprevious, &g_mmbefore, sizeof(struct mallinfo));
#endif
/* Loop a few times ... file the file system with some random, files,
* delete some files randomly, fill the file system with more random file,
* delete, etc. This beats the FLASH very hard!
@ -719,7 +830,7 @@ int user_start(int argc, char *argv[])
* (hopefully that the file system is full)
*/
message("=== FILLING %d =============================\n", i);
message("\n=== FILLING %d =============================\n", i);
ret = nxffs_fillfs();
message("Filled file system\n");
message(" Number of files: %d\n", g_nfiles);
@ -750,7 +861,7 @@ int user_start(int argc, char *argv[])
/* Delete some files */
message("=== DELETING %d ============================\n", i);
message("\n=== DELETING %d ============================\n", i);
ret = nxffs_delfiles();
if (ret < 0)
{
@ -788,9 +899,17 @@ int user_start(int argc, char *argv[])
#endif
}
/* Show memory usage */
nxffs_loopmemusage();
msgflush();
}
/* Delete all files then show memory usage again */
nxffs_delallfiles();
nxffs_endmemusage();
msgflush();
return 0;
}