1 files changed, 20 insertions, 0 deletions
diff --git a/archival/libunarchive/archive_xread_all_eof.c b/archival/libunarchive/archive_xread_all_eof.c
new file mode 100644
index 000000000..007f68c6d
--- /dev/null
+++ b/archival/libunarchive/archive_xread_all_eof.c
@@ -0,0 +1,20 @@
+/* vi: set sw=4 ts=4: */
+/*
+ * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
+ */
+
+#include "unarchive.h"
+#include "libbb.h"
+
+ssize_t archive_xread_all_eof(archive_handle_t *archive_handle,
+			unsigned char *buf, size_t count)
+{
+	ssize_t size;
+
+	size = full_read(archive_handle->src_fd, buf, count);
+	if (size != 0 && size != count) {
+		bb_error_msg_and_die("short read: %u of %u",
+				(unsigned)size, (unsigned)count);
+	}
+	return size;
+}