20060303a

1 files changed, 27 insertions, 0 deletions

diff --git a/libnandfs/getblockstatus.c b/libnandfs/getblockstatus.c
new file mode 100644
index 00000000..0ebaf5e1
--- /dev/null
+++ b/libnandfs/getblockstatus.c
@@ -0,0 +1,27 @@
+#include "lib9.h"
+#include "logfs.h"
+#include "nandfs.h"
+#include "local.h"
+
+char *
+nandfsgetblockstatus(Nandfs *nandfs, long absblock, int *magicfound, void **llsavep, LogfsLowLevelReadResult *result)
+{
+	NandfsTags tags;
+	char *errmsg;
+	ulong *llsave;
+
+	errmsg = nandfsreadpageauxiliary(nandfs, &tags, absblock, 0, 1, result);
+
+	*magicfound = tags.magic == LogfsMagic;
+
+	if (llsavep) {
+		llsave = nandfsrealloc(nil, sizeof(ulong));
+		if (llsave == nil)
+			return Enomem;
+		*llsave = tags.nerase;
+		*llsavep = llsave;
+	}
+
+	return errmsg;
+}
+