adding strlist() converter

src/str_attr.cc

@@ -37,6 +37,42 @@ namespace pEp {
             free_timestamp(ts);
             ts = new_timestamp(value);
         }
+
+        list strlist(stringlist_t *&sl)
+        {
+            list result;
+
+            for (stringlist_t *_sl = sl; _sl && _sl->value; _sl = _sl->next) {
+                string s(_sl->value);
+                result.append(object(s));
+            }
+
+            return result;
+        }
+
+        void strlist(stringlist_t *&sl, list value)
+        {
+            stringlist_t *_sl = new_stringlist(NULL);
+            if (!_sl)
+                throw bad_alloc();
+
+            stringlist_t *_s = _sl;
+            for (int i=0; i<len(value); i++) {
+                extract< string > extract_string(value[i]);
+                if (!extract_string.check()) {
+                    free_stringlist(_sl);
+                }
+                string s = extract_string();
+                _s = stringlist_add(_s, s.c_str());
+                if (!_s) {
+                    free_stringlist(_sl);
+                    throw bad_alloc();
+                }
+            }
+
+            free_stringlist(sl);
+            sl = _sl;
+        }
     }
 }
 

src/str_attr.hh

@@ -3,6 +3,7 @@
 #include <string>
 #include <pEp/pEpEngine.h>
 #include <pEp/timestamp.h>
+#include <pEp/stringlist.h>
 
 namespace pEp {
     namespace utility {
@@ -14,6 +15,9 @@ namespace pEp {
 
         time_t timestamp_attr(timestamp *&ts);
         void timestamp_attr(timestamp *&ts, time_t value);
+
+        list strlist(stringlist_t *&sl);
+        void strlist(stringlist_t *&sl, list value);
     }
 }