Initial revision


git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@2 3789f03b-4d11-0410-bbf8-ca57d06f2519
diff --git a/rfb/util.cxx b/rfb/util.cxx
new file mode 100644
index 0000000..2dbc2df
--- /dev/null
+++ b/rfb/util.cxx
@@ -0,0 +1,78 @@
+/* Copyright (C) 2002-2003 RealVNC Ltd.  All Rights Reserved.
+ *    
+ * This 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.
+ * 
+ * This software 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 software; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
+ * USA.
+ */
+#include <rfb/util.h>
+
+namespace rfb {
+
+  char* strDup(const char* s) {
+    if (!s) return 0;
+    int l = strlen(s);
+    char* r = new char[l+1];
+    memcpy(r, s, l+1);
+    return r;
+  };
+
+  void strFree(char* s) {
+    delete [] s;
+  }
+
+
+  bool strSplit(const char* src, const char limiter, char** out1, char** out2, bool fromEnd) {
+    CharArray out1old, out2old;
+    if (out1) out1old.buf = *out1;
+    if (out2) out2old.buf = *out2;
+    int len = strlen(src);
+    int i=0, increment=1, limit=len;
+    if (fromEnd) {
+      i=len-1; increment = -1; limit = -1;
+    }
+    while (i!=limit) {
+      if (src[i] == limiter) {
+        if (out1) {
+          *out1 = new char[i+1];
+          if (i) memcpy(*out1, src, i);
+          (*out1)[i] = 0;
+        }
+        if (out2) {
+          *out2 = new char[len-i];
+          if (len-i-1) memcpy(*out2, &src[i+1], len-i-1);
+          (*out2)[len-i-1] = 0;
+        }
+        return true;
+      }
+      i+=increment;
+    }
+    if (out1) *out1 = strDup(src);
+    if (out2) *out2 = 0;
+    return false;
+  }
+
+  bool strContains(const char* src, char c) {
+    int l=strlen(src);
+    for (int i=0; i<l; i++)
+      if (src[i] == c) return true;
+    return false;
+  }
+
+  void strCopy(char* dest, const char* src, int destlen) {
+    if (src)
+      strncpy(dest, src, destlen-1);
+    dest[src ? destlen-1 : 0] = 0;
+  }
+
+};