Add a test of ROMFS

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@906 42af7a65-404d-4744-a932-0658087f49c3

3 files changed, 13 insertions, 9 deletions

diff --git a/nuttx/fs/romfs/fs_romfs.c b/nuttx/fs/romfs/fs_romfs.c
index 5400b5d00..55b86869f 100644
--- a/nuttx/fs/romfs/fs_romfs.c
+++ b/nuttx/fs/romfs/fs_romfs.c
@@ -654,7 +654,7 @@ static int romfs_readdir(struct inode *mountpt, struct internal_dir_s *dir)
           dir->fd_dir.d_type = DTYPE_DIRECTORY;
           break;
         }
-      else if (IS_DIRECTORY(next))
+      else if (IS_FILE(next))
         {
           dir->fd_dir.d_type = DTYPE_FILE;
           break;
@@ -919,10 +919,6 @@ static int romfs_stat(struct inode *mountpt, const char *relpath, struct stat *b
 {
   struct romfs_mountpt_s *rm;
   struct romfs_dirinfo_s  dirinfo;
-  uint16                date;
-  uint16                date2;
-  uint16                time;
-  ubyte                 attribute;
   int                   ret;
 
   /* Sanity checks */
diff --git a/nuttx/fs/romfs/fs_romfs.h b/nuttx/fs/romfs/fs_romfs.h
index 40e166f84..8432c9bd0 100644
--- a/nuttx/fs/romfs/fs_romfs.h
+++ b/nuttx/fs/romfs/fs_romfs.h
@@ -77,7 +77,8 @@
  * values specified in  */
 
 #define RFNEXT_MODEMASK    7    /* Bits 0-2: Mode; bit 3: Executable */
-#define RFNEXT_OFFSETMASK  (~7) /* Bits n-3: Offset to next entry */
+#define RFNEXT_ALLMODEMASK 15   /* Bits 0-3: All mode bits */
+#define RFNEXT_OFFSETMASK (~15) /* Bits n-3: Offset to next entry */
 
 #define RFNEXT_HARDLINK    0    /* rf_info = Link destination file header */
 #define RFNEXT_DIRECTORY   1    /* rf_info = First file's header */
diff --git a/nuttx/fs/romfs/fs_romfsutil.c b/nuttx/fs/romfs/fs_romfsutil.c
index cbd10e3bd..77d03b565 100644
--- a/nuttx/fs/romfs/fs_romfsutil.c
+++ b/nuttx/fs/romfs/fs_romfsutil.c
@@ -247,7 +247,7 @@ static inline int romfs_searchdir(struct romfs_mountpt_s *rm,
 
       /* No match... select the offset to the next entry */
 
-      offset += next;
+      offset = next;
     }
    while (next != 0)
 
@@ -543,9 +543,16 @@ int romfs_finddirentry(struct romfs_mountpt_s *rm, struct romfs_dirinfo_s *dirin
   dirinfo->rd_dir.fr_diroffset   = 0;
   dirinfo->rd_dir.fr_firstoffset = rm->rm_rootoffset;
   dirinfo->rd_dir.fr_curroffset  = rm->rm_rootoffset;
-  dirinfo->rd_next               = 0;
+  dirinfo->rd_next               = RFNEXT_DIRECTORY;
   dirinfo->rd_size               = 0;
 
+  /* The root directory is a special case */
+
+  if (!path || path[0] == '\0')
+    {
+      return OK;
+    }
+
   /* Then loop for each directory/file component in the full path */
 
   entryname    = path;
@@ -689,7 +696,7 @@ int romfs_parsedirentry(struct romfs_mountpt_s *rm, uint32 offset, uint32 *poffs
            */
 
           *poffset = offset;
-          *pnext   = (save & RFNEXT_OFFSETMASK) | (next & RFNEXT_MODEMASK);
+          *pnext   = (save & RFNEXT_OFFSETMASK) | (next & RFNEXT_ALLMODEMASK);
           *pinfo   = info;
           *psize   = size;
           return OK;