diff --git a/mozilla/calendar/libical/src/libical/icalparameter.h b/mozilla/calendar/libical/src/libical/icalparameter.h
new file mode 100644
index 00000000000..899e9eefc7f
--- /dev/null
+++ b/mozilla/calendar/libical/src/libical/icalparameter.h
@@ -0,0 +1,69 @@
+/* -*- Mode: C -*- */
+/*======================================================================
+  FILE: icalparam.h
+  CREATOR: eric 20 March 1999
+
+
+  $Id: icalparameter.h,v 1.4 2007/04/30 13:57:48 artcancro Exp $
+  $Locker:  $
+
+  
+
+ (C) COPYRIGHT 2000, Eric Busboom, http://www.softwarestudio.org
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of either: 
+
+    The LGPL as published by the Free Software Foundation, version
+    2.1, available at: http://www.fsf.org/copyleft/lesser.html
+
+  Or:
+
+    The Mozilla Public License Version 1.0. You may obtain a copy of
+    the License at http://www.mozilla.org/MPL/
+
+  The original code is icalparam.h
+
+  ======================================================================*/
+
+#ifndef ICALPARAM_H
+#define ICALPARAM_H
+
+#include "icalderivedparameter.h"
+
+/* Declared in icalderivedparameter.h */
+/*typedef struct icalparameter_impl icalparameter;*/
+
+icalparameter* icalparameter_new(icalparameter_kind kind);
+icalparameter* icalparameter_new_clone(icalparameter* p);
+
+/* Create from string of form "PARAMNAME=VALUE" */
+icalparameter* icalparameter_new_from_string(const char* value);
+
+/* Create from just the value, the part after the "=" */
+icalparameter* icalparameter_new_from_value_string(icalparameter_kind kind, const char* value);
+
+void icalparameter_free(icalparameter* parameter);
+
+char* icalparameter_as_ical_string(icalparameter* parameter);
+
+int icalparameter_is_valid(icalparameter* parameter);
+
+icalparameter_kind icalparameter_isa(icalparameter* parameter);
+
+int icalparameter_isa_parameter(void* param);
+
+/* Acess the name of an X parameer */
+void icalparameter_set_xname (icalparameter* param, const char* v);
+const char* icalparameter_get_xname(icalparameter* param);
+void icalparameter_set_xvalue (icalparameter* param, const char* v);
+const char* icalparameter_get_xvalue(icalparameter* param);
+
+/* Convert enumerations */
+
+const char* icalparameter_kind_to_string(icalparameter_kind kind);
+icalparameter_kind icalparameter_string_to_kind(const char* string);
+
+
+
+#endif 
diff --git a/mozilla/calendar/libical/src/libical/icalproperty.h b/mozilla/calendar/libical/src/libical/icalproperty.h
new file mode 100644
index 00000000000..a65d7254045
--- /dev/null
+++ b/mozilla/calendar/libical/src/libical/icalproperty.h
@@ -0,0 +1,134 @@
+/* -*- Mode: C -*- */
+/*======================================================================
+  FILE: icalproperty.h
+  CREATOR: eric 20 March 1999
+
+
+  $Id: icalproperty.h,v 1.19 2007/04/30 13:57:48 artcancro Exp $
+  $Locker:  $
+
+  
+
+ (C) COPYRIGHT 2000, Eric Busboom, http://www.softwarestudio.org
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of either: 
+
+    The LGPL as published by the Free Software Foundation, version
+    2.1, available at: http://www.fsf.org/copyleft/lesser.html
+
+  Or:
+
+    The Mozilla Public License Version 1.0. You may obtain a copy of
+    the License at http://www.mozilla.org/MPL/
+
+  The original code is icalparam.h
+
+  ======================================================================*/
+
+
+#ifndef ICALPROPERTY_H
+#define ICALPROPERTY_H
+
+#include <time.h>
+#include <stdarg.h>  /* for va_... */
+
+#include "icalderivedparameter.h"
+
+#include "icalvalue.h"  
+#include "icalrecur.h"
+
+/* Actually in icalderivedproperty.h:
+   typedef struct icalproperty_impl icalproperty; */
+
+#include "icalderivedproperty.h" /* To get icalproperty_kind enumerations */
+
+icalproperty* icalproperty_new(icalproperty_kind kind);
+
+icalproperty* icalproperty_new_clone(icalproperty * prop);
+
+icalproperty* icalproperty_new_from_string(const char* str);
+
+const char* icalproperty_as_ical_string(icalproperty* prop);
+
+void  icalproperty_free(icalproperty* prop);
+
+icalproperty_kind icalproperty_isa(icalproperty* property);
+int icalproperty_isa_property(void* property);
+
+void icalproperty_add_parameters(struct icalproperty_impl *prop,va_list args);
+void icalproperty_add_parameter(icalproperty* prop,icalparameter* parameter);
+void icalproperty_set_parameter(icalproperty* prop,icalparameter* parameter);
+void icalproperty_set_parameter_from_string(icalproperty* prop,
+                                            const char* name, const char* value);
+const char* icalproperty_get_parameter_as_string(icalproperty* prop,
+                                                 const char* name);
+
+void icalproperty_remove_parameter(icalproperty* prop,
+				   icalparameter_kind kind);
+
+void icalproperty_remove_parameter_by_kind(icalproperty* prop,
+					   icalparameter_kind kind);
+
+void icalproperty_remove_parameter_by_name(icalproperty* prop,
+					   const char *name);
+
+void icalproperty_remove_parameter_by_ref(icalproperty* prop,
+					  icalparameter *param);
+
+
+
+int icalproperty_count_parameters(const icalproperty* prop);
+
+/* Iterate through the parameters */
+icalparameter* icalproperty_get_first_parameter(icalproperty* prop,
+						icalparameter_kind kind);
+icalparameter* icalproperty_get_next_parameter(icalproperty* prop,
+						icalparameter_kind kind);
+/* Access the value of the property */
+void icalproperty_set_value(icalproperty* prop, icalvalue* value);
+void icalproperty_set_value_from_string(icalproperty* prop,const char* value, const char* kind);
+
+icalvalue* icalproperty_get_value(const icalproperty* prop);
+const char* icalproperty_get_value_as_string(const icalproperty* prop);
+
+/* Deal with X properties */
+
+void icalproperty_set_x_name(icalproperty* prop, const char* name);
+const char* icalproperty_get_x_name(icalproperty* prop);
+
+/** Return the name of the property -- the type name converted to a
+ *  string, or the value of _get_x_name if the type is and X
+ *  property 
+ */
+const char* icalproperty_get_property_name (const icalproperty* prop);
+
+icalvalue_kind icalparameter_value_to_value_kind(icalparameter_value value);
+
+/* Convert kinds to string and get default value type */
+
+icalvalue_kind icalproperty_kind_to_value_kind(icalproperty_kind kind);
+icalproperty_kind icalproperty_value_kind_to_kind(icalvalue_kind kind);
+const char* icalproperty_kind_to_string(icalproperty_kind kind);
+icalproperty_kind icalproperty_string_to_kind(const char* string);
+
+/** Check validity of a specific icalproperty_kind **/
+int icalproperty_kind_is_valid(const icalproperty_kind kind);
+
+icalproperty_method icalproperty_string_to_method(const char* str);
+const char* icalproperty_method_to_string(icalproperty_method method);
+
+
+const char* icalproperty_enum_to_string(int e);
+int icalproperty_string_to_enum(const char* str);
+int icalproperty_kind_and_string_to_enum(const int kind, const char* str);
+
+const char* icalproperty_status_to_string(icalproperty_status);
+icalproperty_status icalproperty_string_to_status(const char* string);
+
+int icalproperty_enum_belongs_to_property(icalproperty_kind kind, int e);
+
+
+
+
+#endif /*ICALPROPERTY_H*/
diff --git a/mozilla/calendar/libical/src/libical/icalvalue.h b/mozilla/calendar/libical/src/libical/icalvalue.h
new file mode 100644
index 00000000000..2ab332fb7e1
--- /dev/null
+++ b/mozilla/calendar/libical/src/libical/icalvalue.h
@@ -0,0 +1,88 @@
+/* -*- Mode: C -*- */
+/*======================================================================
+  FILE: icalvalue.h
+  CREATOR: eric 20 March 1999
+
+
+  $Id: icalvalue.h,v 1.8 2007/04/30 13:57:48 artcancro Exp $
+  $Locker:  $
+
+ (C) COPYRIGHT 2000, Eric Busboom, http://www.softwarestudio.org
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of either: 
+
+    The LGPL as published by the Free Software Foundation, version
+    2.1, available at: http://www.fsf.org/copyleft/lesser.html
+
+  Or:
+
+    The Mozilla Public License Version 1.0. You may obtain a copy of
+    the License at http://www.mozilla.org/MPL/
+
+  The original code is icalvalue.h
+
+  ======================================================================*/
+
+#ifndef ICALVALUE_H
+#define ICALVALUE_H
+
+#include <time.h>
+#include "icalenums.h"
+#include "icaltypes.h"
+#include "icalrecur.h"
+#include "icalduration.h"
+#include "icalperiod.h"
+#include "icalderivedproperty.h" /* For icalproperty_method, etc. */
+#include "icalderivedparameter.h"
+#include "icalderivedvalue.h"
+                          
+/* Defined in icalderivedvalue.h */
+/*typedef struct icalvalue_impl icalvalue;*/
+
+icalvalue* icalvalue_new(icalvalue_kind kind);
+
+icalvalue* icalvalue_new_clone(const icalvalue* value);
+
+icalvalue* icalvalue_new_from_string(icalvalue_kind kind, const char* str);
+
+void icalvalue_free(icalvalue* value);
+
+int icalvalue_is_valid(const icalvalue* value);
+
+const char* icalvalue_as_ical_string(const icalvalue* value);
+
+icalvalue_kind icalvalue_isa(const icalvalue* value);
+
+int icalvalue_isa_value(void*);
+
+icalparameter_xliccomparetype icalvalue_compare(const icalvalue* a, const icalvalue *b);
+
+
+/* Special, non autogenerated value accessors */
+
+icalvalue* icalvalue_new_recur (struct icalrecurrencetype v);
+void icalvalue_set_recur(icalvalue* value, struct icalrecurrencetype v);
+struct icalrecurrencetype icalvalue_get_recur(const icalvalue* value);
+
+icalvalue* icalvalue_new_trigger (struct icaltriggertype v);
+void icalvalue_set_trigger(icalvalue* value, struct icaltriggertype v);
+struct icaltriggertype icalvalue_get_trigger(const icalvalue* value);
+
+icalvalue* icalvalue_new_datetimeperiod (struct icaldatetimeperiodtype v);
+void icalvalue_set_datetimeperiod(icalvalue* value, 
+				  struct icaldatetimeperiodtype v);
+struct icaldatetimeperiodtype icalvalue_get_datetimeperiod(const icalvalue* value);
+
+/* Convert enumerations */
+
+icalvalue_kind icalvalue_string_to_kind(const char* str);
+const char* icalvalue_kind_to_string(const icalvalue_kind kind);
+
+/** Check validity of a specific icalvalue_kind **/
+int icalvalue_kind_is_valid(const icalvalue_kind kind);
+
+/** Encode a character string in ical format, esacpe certain characters, etc. */
+int icalvalue_encode_ical_string(const char *szText, char *szEncText, int MaxBufferLen);
+
+#endif /*ICALVALUE_H*/