arg!! should have committed this with last night's changes; need

more sleep

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@85239 13f79535-47bb-0310-9956-ffa450edef68

diff --git a/include/util_charset.h b/include/util_charset.h
new file mode 100644 (file)
index 0000000..aea3f23
--- /dev/null
+++ b/include/util_charset.h
@@ -0,0 +1,109 @@
+/* ====================================================================
+ * The Apache Software License, Version 1.1
+ *
+ * Copyright (c) 2000 The Apache Software Foundation.  All rights
+ * reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * 3. The end-user documentation included with the redistribution,
+ *    if any, must include the following acknowledgment:
+ *       "This product includes software developed by the
+ *        Apache Software Foundation (http://www.apache.org/)."
+ *    Alternately, this acknowledgment may appear in the software itself,
+ *    if and wherever such third-party acknowledgments normally appear.
+ *
+ * 4. The names "Apache" and "Apache Software Foundation" must
+ *    not be used to endorse or promote products derived from this
+ *    software without prior written permission. For written
+ *    permission, please contact apache@apache.org.
+ *
+ * 5. Products derived from this software may not be called "Apache",
+ *    nor may "Apache" appear in their name, without prior written
+ *    permission of the Apache Software Foundation.
+ *
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
+ * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This software consists of voluntary contributions made by many
+ * individuals on behalf of the Apache Software Foundation.  For more
+ * information on the Apache Software Foundation, please see
+ * <http://www.apache.org/>.
+ *
+ * Portions of this software are based upon public domain software
+ * originally written at the National Center for Supercomputing Applications,
+ * University of Illinois, Urbana-Champaign.
+ */
+
+#ifndef APACHE_UTIL_CHARSET_H
+#define APACHE_UTIL_CHARSET_H
+
+#ifdef APACHE_XLATE
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include "apr_xlate.h"
+
+extern ap_xlate_t *ap_hdrs_to_ascii, *ap_hdrs_from_ascii;
+extern ap_xlate_t *ap_locale_to_ascii, *ap_locale_from_ascii;
+
+/* Save & Restore the current conversion settings
+ *
+ * On an EBCDIC machine:
+ *
+ * "input"  means: ASCII -> EBCDIC (when reading MIME Headers and
+ *                                  PUT/POST data)
+ * "output" means: EBCDIC -> ASCII (when sending MIME Headers and Chunks)
+ *
+ * On an ASCII machine:
+ *
+ *   no conversion of headers, so we need to set the translation handle
+ *   to NULL
+ */
+
+#define AP_PUSH_INPUTCONVERSION_STATE(_buff, _newx) \
+        ap_xlate_t *saved_input_xlate; \
+        ap_bgetopt(_buff, BO_RXLATE, &saved_input_xlate); \
+        ap_bsetopt(_buff, BO_RXLATE, &(_newx))
+
+#define AP_POP_INPUTCONVERSION_STATE(_buff) \
+        ap_bsetopt(_buff, BO_RXLATE, &saved_input_xlate)
+
+#define AP_PUSH_OUTPUTCONVERSION_STATE(_buff, _newx) \
+        ap_xlate_t *saved_output_xlate; \
+        ap_bgetopt(_buff, BO_WXLATE, &saved_output_xlate); \
+        ap_bsetopt(_buff, BO_WXLATE, &(_newx))
+
+#define AP_POP_OUTPUTCONVERSION_STATE(_buff) \
+        ap_bsetopt(_buff, BO_WXLATE, &saved_output_xlate)
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif  /* APACHE_XLATE */
+    
+#endif  /* !APACHE_UTIL_CHARSET_H */