Network-metrics (#1994)

* Add a couple quick functions for converting a uint64_t network ID/node ID into std::string

* Network metrics

2 files changed, 29 insertions, 0 deletions

diff --git a/osdep/OSUtils.cpp b/osdep/OSUtils.cpp
index e237325c..67536c56 100644
--- a/osdep/OSUtils.cpp
+++ b/osdep/OSUtils.cpp
@@ -17,6 +17,7 @@
 #include <stdarg.h>
 #include <sys/stat.h>
 #include <stdlib.h>
+#include <inttypes.h>
 
 #include "../node/Constants.hpp"
 #include "../node/Utils.hpp"
@@ -66,6 +67,18 @@ unsigned int OSUtils::ztsnprintf(char *buf,unsigned int len,const char *fmt,...)
 	return (unsigned int)n;
 }
 
+std::string OSUtils::networkIDStr(const uint64_t nwid) {
+	char tmp[32] = {};
+	ztsnprintf(tmp, sizeof(tmp), "%.16" PRIx64, nwid);
+	return std::string(tmp);
+}
+
+std::string OSUtils::nodeIDStr(const uint64_t nid) {
+	char tmp[32] = {};
+	ztsnprintf(tmp, sizeof(tmp), "%.10" PRIx64, nid);
+	return std::string(tmp);
+}
+
 #ifdef __UNIX_LIKE__
 bool OSUtils::redirectUnixOutputs(const char *stdoutPath,const char *stderrPath)
 	throw()
diff --git a/osdep/OSUtils.hpp b/osdep/OSUtils.hpp
index 021b3876..43df98cb 100644
--- a/osdep/OSUtils.hpp
+++ b/osdep/OSUtils.hpp
@@ -68,6 +68,22 @@ public:
 	 */
 	static unsigned int ztsnprintf(char *buf,unsigned int len,const char *fmt,...);
 
+	/**
+	 * Converts a uint64_t network ID into a string
+	 * 
+	 * @param nwid network ID
+	 * @throws std::length_error buf[] too short (buf[] will still be left null-terminated)
+	 */
+	static std::string networkIDStr(const uint64_t nwid);
+
+	/**
+	 * Converts a uint64_t node ID into a string
+	 * 
+	 * @param nid node ID
+	 * @throws std::length_error buf[] too short (buf[] will still be left null-terminated)
+	 */
+	static std::string nodeIDStr(const uint64_t nid);
+
 #ifdef __UNIX_LIKE__
 	/**
 	 * Close STDOUT_FILENO and STDERR_FILENO and replace them with output to given path