Imported Upstream version 0.63.0

[hcoop/debian/courier-authlib.git] / unicode / iso8859_convert.c

diff --git a/unicode/iso8859_convert.c b/unicode/iso8859_convert.c
new file mode 100644 (file)
index 0000000..2158e03
--- /dev/null
+++ b/unicode/iso8859_convert.c
@@ -0,0 +1,40 @@
+/*
+** Copyright 2000-2003 Double Precision, Inc.
+** See COPYING for distribution information.
+**
+** $Id: iso8859_convert.c,v 1.2 2003/03/07 00:47:31 mrsam Exp $
+*/
+
+#include       "unicode_config.h"
+#include       "unicode.h"
+#include       <string.h>
+#include       <stdlib.h>
+
+
+char *unicode_iso8859_convert(const char *str, int *err,
+                                       const char *table)
+{
+char *p=strdup(str), *q;       /* Lazy bum */
+
+       if (err)        *err= -1;
+
+       if (!p) return (0);
+
+       for (q=p; *q; q++)
+       {
+       char c= table[(int)(unsigned char)*q];
+
+               if (!c)
+               {
+                       if (err)
+                       {
+                               *err= q-p;
+                               free(p);
+                               return (0);
+                       }
+               }
+               else
+                       *q=c;
+       }
+       return (p);
+}