1 files changed, 16 insertions, 0 deletions
diff --git a/tools/utils.c b/tools/utils.c
index 3ec6e4c..aecbfda 100644
--- a/tools/utils.c
+++ b/tools/utils.c
@@ -42,3 +42,19 @@ using namespace std;
   foo << setw(didsome?2:1) << setfill('0') << sec;
   return foo.str();
 }
+
+std::string toLower(const std::string a){
+  std::string rslt = a;
+  std::string::iterator rr;
+  for (rr = rslt.begin(); rr != rslt.end(); rr++){
+    *rr = tolower(*rr);
+  }
+  return rslt;
+}
+
+////////////////
+std::string ltrim(const std::string foo){
+  size_t where = foo.find_first_not_of(" \t\r\n");
+  if (where == foo.npos) return foo;
+  return foo.substr(where);
+}