save failed integration state

gomspace/libutil/include/gs/util/linux/sysfs_helper.h

@@ -0,0 +1,30 @@
+#ifndef GS_UTIL_SYSFS_HELPER_H
+#define GS_UTIL_SYSFS_HELPER_H
+/* Copyright (c) 2013-2017 GomSpace A/S. All rights reserved. */
+/**
+   @file
+
+   Sysfs interface.
+*/
+
+#include <gs/util/types.h>
+#include <gs/util/error.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+   Sysfs write (GPIO).
+*/
+gs_error_t gs_sysfs_write_file(const char *path, const char *value);
+
+/**
+   Sysfs read (GPIO).
+*/
+gs_error_t gs_sysfs_read_file(const char *path, char *value, size_t len);
+
+#ifdef __cplusplus
+}
+#endif
+#endif