X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~mdw/git/disorder/blobdiff_plain/22b9fa74de8e80471a5033ea067d3b360930b91d..0e2b222fc14b8f890fab644118cf0f43abbe450a:/lib/basen.c

diff --git a/lib/basen.c b/lib/basen.c
index c5644b4..74cb836 100644
--- a/lib/basen.c
+++ b/lib/basen.c
@@ -1,6 +1,6 @@
 /*
  * This file is part of DisOrder.
- * Copyright (C) 2005 Richard Kettlewell
+ * Copyright (C) 2005, 2007, 2008 Richard Kettlewell
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -72,7 +72,7 @@ static unsigned divide(unsigned long *v, int nwords, unsigned long m) {
 }
 
 /** @brief Convert v to a chosen base
- * @param v Pointer to bigendian bignum
+ * @param v Pointer to bigendian bignum (modified!)
  * @param nwords Length of bignum
  * @param buffer Output buffer
  * @param bufsize Size of output buffer
@@ -91,7 +91,8 @@ int basen(unsigned long *v,
   static const char chars[] = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
   
   do {
-    if(i <= 1) return -1;	/* overflow */
+    if(i <= 1)
+      return -1;			/* overflow */
     buffer[--i] = chars[divide(v, nwords, base)];
   } while(!zero(v, nwords));
   memmove(buffer, buffer + i, bufsize - i);