util: Add ec_parse_panicinfo tool to parse binary panicinfo

To be able to parse binary panicinfo from feedback reports, we need
a host tool:
 - Move panicinfo generic parsing functions to a separate C file
 - Create a new host utility to parse panicinfo

BRANCH=none
BUG=chromium:643062
TEST=base64 -d | ec_parse_panicinfo

Change-Id: Idd8560a2894f270d0ab3a9f654c333135759e57f
Reviewed-on: https://chromium-review.googlesource.com/379639
Commit-Ready: Nicolas Boichat <drinkcat@chromium.org>
Tested-by: Nicolas Boichat <drinkcat@chromium.org>
Reviewed-by: Randall Spangler <rspangler@chromium.org>

1 files changed, 22 insertions, 0 deletions

diff --git a/util/ec_parse_panicinfo.c b/util/ec_parse_panicinfo.c
new file mode 100644
index 0000000000..5db8ed2e05
--- /dev/null
+++ b/util/ec_parse_panicinfo.c
@@ -0,0 +1,22 @@
+/* Copyright 2016 The Chromium OS Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ *
+ * Standalone utility to parse EC panicinfo.
+ */
+
+#include <stdint.h>
+#include <stdio.h>
+#include "ec_panicinfo.h"
+
+int main(int argc, char *argv[])
+{
+	struct panic_data pdata;
+
+	if (fread(&pdata, sizeof(pdata), 1, stdin) != 1) {
+		fprintf(stderr, "Error reading panicinfo from stdin.\n");
+		return 1;
+	}
+
+	return parse_panic_info(&pdata) ? 1 : 0;
+}