Nice! There are C89 methods for unsigned conversion. This fixes a long standing overflow problem.

api/demo/eb-read.c

@@ -60,10 +60,10 @@ int main(int argc, const char** argv) {
   }
   
   netaddress = argv[1];
-  address = strtoll(argv[2], 0, 0);
+  address = strtoull(argv[2], 0, 0);
   
   if (argc == 4)
-    format = strtol(argv[3], 0, 0);
+    format = strtoul(argv[3], 0, 0);
   else
     format = EB_DATAX;
   

api/demo/eb-snoop.c

@@ -72,8 +72,8 @@ int main(int argc, const char** argv) {
   }
   
   port = argv[1];
-  handler.base = strtol(argv[2], 0, 0);
-  handler.mask = strtol(argv[3], 0, 0);
+  handler.base = strtoull(argv[2], 0, 0);
+  handler.mask = strtoull(argv[3], 0, 0);
   
   handler.data = 0;
   handler.read = &my_read;

api/demo/eb-write.c

@@ -61,11 +61,11 @@ int main(int argc, const char** argv) {
   }
   
   netaddress = argv[1];
-  address = strtoll(argv[2], 0, 0);
-  data = strtoll(argv[3], 0, 0);
+  address = strtoull(argv[2], 0, 0);
+  data = strtoull(argv[3], 0, 0);
   
   if (argc == 5)
-    format = strtol(argv[4], 0, 0);
+    format = strtoul(argv[4], 0, 0);
   else
     format = EB_DATAX;