1 files changed, 99 insertions, 0 deletions
diff --git a/libetpan/include/libetpan/maildriver_types_helper.h b/libetpan/include/libetpan/maildriver_types_helper.h
new file mode 100644
index 0000000..50ccc70
--- a/dev/null
+++ b/libetpan/include/libetpan/maildriver_types_helper.h
@@ -0,0 +1,99 @@
+/*
+ * libEtPan! -- a mail stuff library
+ *
+ * Copyright (C) 2001, 2005 - DINH Viet Hoa
+ * 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. Neither the name of the libEtPan! project nor the names of its
+ *    contributors may be used to endorse or promote products derived
+ *    from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS 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 AUTHORS OR 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.
+ */
+
+/*
+ * $Id$
+ */
+
+#ifndef MAILDRIVER_TYPES_HELPER_H
+
+#define MAILDRIVER_TYPES_HELPER_H
+
+#include <libetpan/maildriver_types.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*
+  mail_flags_add_extension adds the given flag if it does not exists in
+  the flags.
+
+  @param flags this is the flag to change
+
+  @param ext_flag this is the name of an extension flag
+    the given flag name is duplicated and is no more needed after
+    the function call.
+
+  @return MAIL_NO_ERROR is returned on success, MAIL_ERROR_XXX is returned
+    on error
+*/
+
+int mail_flags_add_extension(struct mail_flags * flags,
+			     char * ext_flag);
+
+/*
+  mail_flags_remove_extension removes the given flag if it does not exists in
+  the flags.
+
+  @param flags this is the flag to change
+
+  @param ext_flag this is the name of an extension flag
+    the given flag name is no more needed after the function call.
+
+  @return MAIL_NO_ERROR is returned on success, MAIL_ERROR_XXX is returned
+    on error
+*/
+
+int mail_flags_remove_extension(struct mail_flags * flags,
+				char * ext_flag);
+
+/*
+  mail_flags_has_extension returns 1 if the flags is in the given flags,
+    0 is returned otherwise.
+
+  @param flags this is the flag to change
+
+  @param ext_flag this is the name of an extension flag
+    the given flag name is no more needed after the function call.
+
+  @return MAIL_NO_ERROR is returned on success, MAIL_ERROR_XXX is returned
+    on error
+*/
+
+int mail_flags_has_extension(struct mail_flags * flags,
+			     char * ext_flag);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif