1 files changed, 58 insertions, 0 deletions
diff --git a/core/fs/readdir.c b/core/fs/readdir.c
new file mode 100644
index 0000000..546a704
--- /dev/null
+++ b/core/fs/readdir.c
@@ -0,0 +1,58 @@
+#include <fcntl.h>
+#include <stdio.h>
+#include <string.h>
+#include <sys/dirent.h>
+#include "fs.h"
+#include "core.h"
+
+/* 
+ * Open a directory
+ */
+__export DIR *opendir(const char *path)
+{
+    int rv;
+    struct file *file;
+
+    rv = searchdir(path, O_RDONLY|O_DIRECTORY);
+    if (rv < 0)
+	return NULL;
+
+    file = handle_to_file(rv);
+
+    if (file->inode->mode != DT_DIR) {
+	_close_file(file);
+	return NULL;
+    }
+
+    return (DIR *)file;
+}
+
+/*
+ * Read one directory entry at one time. 
+ */
+__export struct dirent *readdir(DIR *dir)
+{
+    static struct dirent buf;
+    struct file *dd_dir = (struct file *)dir;
+    int rv = -1;
+    
+    if (dd_dir) {
+        if (dd_dir->fs->fs_ops->readdir) {
+	    rv = dd_dir->fs->fs_ops->readdir(dd_dir, &buf);
+        }
+    }
+
+    return rv < 0 ? NULL : &buf;
+}
+
+/*
+ * Close a directory
+ */
+__export int closedir(DIR *dir)
+{
+    struct file *dd_dir = (struct file *)dir;
+    _close_file(dd_dir);
+    return 0;
+}
+
+