cbfs: Allow file traversal with any CBFS

The file traversal functions currently use a single global CBFS. In some
cases we need to access multiple CBFSs to obtain different files. Add new
functions to support this.

Signed-off-by: Simon Glass <sjg@chromium.org>

1 files changed, 11 insertions, 0 deletions

diff --git a/fs/cbfs/cbfs.c b/fs/cbfs/cbfs.c
index 13a74e6ed4..aed4026d65 100644
--- a/fs/cbfs/cbfs.c
+++ b/fs/cbfs/cbfs.c
@@ -325,6 +325,17 @@ const struct cbfs_header *file_cbfs_get_header(void)
 	}
 }
 
+const struct cbfs_cachenode *cbfs_get_first(const struct cbfs_priv *priv)
+{
+	return priv->file_cache;
+}
+
+void cbfs_get_next(const struct cbfs_cachenode **filep)
+{
+	if (*filep)
+		*filep = (*filep)->next;
+}
+
 const struct cbfs_cachenode *file_cbfs_get_first(void)
 {
 	struct cbfs_priv *priv = &cbfs_s;