mesh: Source files for mesh access layer and utilities

This adds initial implementation of BT Mesh access layer
functionality plus utilities.

1 files changed, 71 insertions, 0 deletions

diff --git a/mesh/util.c b/mesh/util.c
new file mode 100644
index 000000000..5d771431c
--- /dev/null
+++ b/mesh/util.c
@@ -0,0 +1,71 @@
+/*
+ *
+ *  BlueZ - Bluetooth protocol stack for Linux
+ *
+ *  Copyright (C) 2018  Intel Corporation. All rights reserved.
+ *
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Lesser General Public
+ *  License as published by the Free Software Foundation; either
+ *  version 2.1 of the License, or (at your option) any later version.
+ *
+ *  This library is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *  Lesser General Public License for more details.
+ *
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdbool.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <time.h>
+
+#include "mesh/util.h"
+
+uint32_t get_timestamp_secs(void)
+{
+	struct timespec ts;
+
+	clock_gettime(CLOCK_MONOTONIC, &ts);
+	return ts.tv_sec;
+}
+
+bool str2hex(const char *str, uint16_t in_len, uint8_t *out,
+							uint16_t out_len)
+{
+	uint16_t i;
+
+	if (in_len < out_len * 2)
+		return false;
+
+	for (i = 0; i < out_len; i++) {
+		if (sscanf(&str[i * 2], "%02hhx", &out[i]) != 1)
+			return false;
+	}
+
+	return true;
+}
+
+size_t hex2str(uint8_t *in, size_t in_len, char *out, size_t out_len)
+{
+	static const char hexdigits[] = "0123456789abcdef";
+	size_t i;
+
+	if (in_len * 2 > (out_len - 1))
+		return 0;
+
+	for (i = 0; i < in_len; i++) {
+		out[i * 2] = hexdigits[in[i] >> 4];
+		out[i * 2 + 1] = hexdigits[in[i] & 0xf];
+	}
+
+	out[in_len * 2] = '\0';
+	return i;
+}