irctk

commit 2454ccf17bdd03f232468bdbbdf415eed9acd92f
parent 895e3f5f6b5c8197bcf5a5768f955f47c826181d
Author: Antoine Amarilli <a3nm@a3nm.net>
Date:   Thu,  6 Aug 2015 23:46:32 +0200

more permissive usernames (RFC)

Diffstat:
irctk.c
 | 
6
+++---

1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/irctk.c b/irctk.c
@@ -279,9 +279,9 @@ void initialize_args()
 void set_username(struct arguments *arguments, char *name) {
   int opos = 0, ipos = 0;
   while (name[ipos]) {
-    if ( (name[ipos] >= 'a' && name[ipos] <= 'z') ||
-         (name[ipos] >= 'A' && name[ipos] <= 'Z') ||
-         (name[ipos] >= '0' && name[ipos] <= '9') )
+    // section 2.3.1 of RFC 2812, definition of "user"
+    if (name[ipos] != 0x0A && name[ipos] != 0x0D
+          && name[ipos] != 0x20 && name[ipos] != 0x40)
       arguments->username[opos++] = name[ipos];
     ipos++;
   }