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-rw-r--r--libkcal/libical/src/libical/icalattach.c151
1 files changed, 151 insertions, 0 deletions
diff --git a/libkcal/libical/src/libical/icalattach.c b/libkcal/libical/src/libical/icalattach.c
new file mode 100644
index 00000000..106096bf
--- /dev/null
+++ b/libkcal/libical/src/libical/icalattach.c
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+/* -*- Mode: C -*-
+ ======================================================================
+ FILE: icalattach.c
+ CREATOR: acampi 28 May 02
+
+ $Id: icalattach.c 1024886 2009-09-17 13:28:13Z winterz $
+ $Locker: $
+
+
+ (C) COPYRIGHT 2000, Andrea Campi
+
+ 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 icaltypes.c
+
+ ======================================================================*/
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "icaltypes.h"
+#include "icalerror.h"
+#include "icalmemory.h"
+#include "icalattachimpl.h"
+#include <stdlib.h> /* for malloc and abs() */
+#include <errno.h> /* for errno */
+#include <string.h> /* for icalmemory_strdup */
+#include <assert.h>
+
+icalattach *
+icalattach_new_from_url (const char *url)
+{
+ icalattach *attach;
+ char *url_copy;
+
+ icalerror_check_arg_rz ((url != NULL), "url");
+
+ if ((attach = malloc (sizeof (icalattach))) == NULL) {
+ errno = ENOMEM;
+ return NULL;
+ }
+
+ if ((url_copy = strdup (url)) == NULL) {
+ free (attach);
+ errno = ENOMEM;
+ return NULL;
+ }
+
+ attach->refcount = 1;
+ attach->is_url = 1;
+ attach->u.url.url = url_copy;
+
+ return attach;
+}
+
+icalattach *
+icalattach_new_from_data (unsigned char *data, icalattach_free_fn_t free_fn,
+ void *free_fn_data)
+{
+ icalattach *attach;
+ char *data_copy;
+
+ icalerror_check_arg_rz ((data != NULL), "data");
+
+ if ((attach = malloc (sizeof (icalattach))) == NULL) {
+ errno = ENOMEM;
+ return NULL;
+ }
+
+ if ((data_copy = strdup (data)) == NULL) {
+ free (attach);
+ errno = ENOMEM;
+ return NULL;
+ }
+
+ attach->refcount = 1;
+ attach->is_url = 0;
+ attach->u.data.data = data_copy;
+ attach->u.data.free_fn = free_fn;
+ attach->u.data.free_fn_data = free_fn_data;
+
+ return attach;
+}
+
+void
+icalattach_ref (icalattach *attach)
+{
+ icalerror_check_arg_rv ((attach != NULL), "attach");
+ icalerror_check_arg_rv ((attach->refcount > 0), "attach->refcount > 0");
+
+ attach->refcount++;
+}
+
+void
+icalattach_unref (icalattach *attach)
+{
+ icalerror_check_arg_rv ((attach != NULL), "attach");
+ icalerror_check_arg_rv ((attach->refcount > 0), "attach->refcount > 0");
+
+ attach->refcount--;
+
+ if (attach->refcount != 0)
+ return;
+
+ if (attach->is_url) {
+ free (attach->u.url.url);
+ } else {
+ free (attach->u.data.data);
+/* unused for now
+ if (attach->u.data.free_fn)
+ (* attach->u.data.free_fn) (attach->u.data.data, attach->u.data.free_fn_data);
+*/
+ }
+
+ free (attach);
+}
+
+int
+icalattach_get_is_url (icalattach *attach)
+{
+ icalerror_check_arg_rz ((attach != NULL), "attach");
+
+ return attach->is_url ? 1 : 0;
+}
+
+const char *
+icalattach_get_url (icalattach *attach)
+{
+ icalerror_check_arg_rz ((attach != NULL), "attach");
+ icalerror_check_arg_rz ((attach->is_url), "attach->is_url");
+
+ return attach->u.url.url;
+}
+
+unsigned char *
+icalattach_get_data (icalattach *attach)
+{
+ icalerror_check_arg_rz ((attach != NULL), "attach");
+ icalerror_check_arg_rz ((!attach->is_url), "!attach->is_url");
+
+ return attach->u.data.data;
+}