- Require 5 arguments to mtx-changer except list and slots

[bacula/bacula] / bacula / src / lib / bsys.c

diff --git a/bacula/src/lib/bsys.c b/bacula/src/lib/bsys.c
index 5bf1a8098c882610a1cf7bac24d5c133267eff4a..be6582b3559589082731b50681448f4645ed953c 100644 (file)
--- a/bacula/src/lib/bsys.c
+++ b/bacula/src/lib/bsys.c
@@ -11,19 +11,14 @@
    Copyright (C) 2000-2005 Kern Sibbald
 
    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 the Free Software Foundation; either version 2 of
-   the License, or (at your option) any later version.
+   modify it under the terms of the GNU General Public License
+   version 2 as amended with additional clauses defined in the
+   file LICENSE in the main source directory.
 
    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-   General Public License for more details.
-
-   You should have received a copy of the GNU General Public
-   License along with this program; if not, write to the Free
-   Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
-   MA 02111-1307, USA.
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 
+   the file LICENSE for additional details.
 
  */
 
@@ -118,6 +113,57 @@ char *bstrncat(char *dest, POOL_MEM &src, int maxlen)
    return dest;
 }
 
+/*
+ * Get character length of UTF-8 string
+ *
+ * Valid UTF-8 codes
+ * U-00000000 - U-0000007F: 0xxxxxxx 
+ * U-00000080 - U-000007FF: 110xxxxx 10xxxxxx 
+ * U-00000800 - U-0000FFFF: 1110xxxx 10xxxxxx 10xxxxxx 
+ * U-00010000 - U-001FFFFF: 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx 
+ * U-00200000 - U-03FFFFFF: 111110xx 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx 
+ * U-04000000 - U-7FFFFFFF: 1111110x 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx
+ */
+int cstrlen(const char *str)
+{
+   uint8_t *p = (uint8_t *)str;
+   int len = 0;
+   while (*p) {
+      if ((*p & 0xC0) != 0xC0) {
+         p++;
+         len++;
+         continue;
+      }
+      if ((*p & 0xD0) == 0xC0) {
+         p += 2;
+         len++;
+         continue;
+      }
+      if ((*p & 0xF0) == 0xD0) {
+         p += 3;
+         len++;
+         continue;
+      }
+      if ((*p & 0xF8) == 0xF0) {
+         p += 4;
+         len++;
+         continue;
+      }
+      if ((*p & 0xFC) == 0xF8) {
+         p += 5;
+         len++;
+         continue;
+      }
+      if ((*p & 0xFE) == 0xFC) {
+         p += 6;
+         len++;
+         continue;
+      }
+      p++;                      /* Shouln't get here but must advance */
+   }
+   return len;
+}
+
 
 
 #ifndef DEBUG