Added initial cut at miniIMFS which leaves out memfile and directory

readdir support.  The next step is to add a mount table and configure
either the miniIMFS or the full IMFS at the application level.

1 files changed, 71 insertions, 0 deletions

diff --git a/c/src/lib/libc/miniimfs_init.c b/c/src/lib/libc/miniimfs_init.c
new file mode 100644
index 0000000000..983cde9439
--- /dev/null
+++ b/c/src/lib/libc/miniimfs_init.c
@@ -0,0 +1,71 @@
+/*
+ *  Mini-IMFS Initialization
+ *
+ *  COPYRIGHT (c) 1989-1998.
+ *  On-Line Applications Research Corporation (OAR).
+ *  Copyright assigned to U.S. Government, 1994.
+ *
+ *  The license and distribution terms for this file may be
+ *  found in the file LICENSE in this distribution or at
+ *  http://www.OARcorp.com/rtems/license.html.
+ *
+ *  $Id$
+ */
+
+#include <sys/types.h>         /* for mkdir */
+#include <fcntl.h>
+#include <unistd.h>
+#include <stdlib.h>
+
+#include <assert.h>
+
+#include "imfs.h"
+#include "libio_.h"
+
+#if defined(IMFS_DEBUG)
+#include <stdio.h>
+#endif
+
+/*
+ *  miniIMFS file system operations table
+ */
+
+rtems_filesystem_operations_table  miniIMFS_ops = {
+  IMFS_eval_path,
+  IMFS_evaluate_for_make,
+  NULL, /* XXX IMFS_link, */
+  NULL, /* XXX IMFS_unlink, */
+  IMFS_node_type,
+  IMFS_mknod,
+  NULL, /* XXX IMFS_rmnod, */
+  NULL, /* XXX IMFS_chown, */
+  NULL, /* XXX IMFS_freenodinfo, */
+  NULL, /* XXX IMFS_mount, */
+  miniIMFS_initialize,
+  NULL, /* XXX IMFS_unmount, */
+  NULL, /* XXX IMFS_fsunmount, */
+  NULL, /* XXX IMFS_utime, */
+  NULL, /* XXX IMFS_evaluate_link, */
+  NULL, /* XXX IMFS_symlink, */
+  NULL  /* XXX IMFS_readlink */
+};
+
+/*
+ *  miniIMFS_initialize
+ */
+
+int miniIMFS_initialize(
+  rtems_filesystem_mount_table_entry_t *temp_mt_entry
+)
+{
+   IMFS_initialize_support(
+      temp_mt_entry,
+      &miniIMFS_ops,
+      &rtems_filesystem_null_handlers,  /* for memfiles */
+      &rtems_filesystem_null_handlers   /* for directories */
+   );
+   return 0;
+}
+
+
+