From 5844ec2b303822f4dd6e211d5750a794c008b324 Mon Sep 17 00:00:00 2001
From: Michal Sojka <sojkam1@fel.cvut.cz>
Date: Wed, 13 May 2009 01:14:10 +0200
Subject: [PATCH] Added helper macros for easier work with sequences

---
 src/basic_types.h | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)

diff --git a/src/basic_types.h b/src/basic_types.h
index 8c4930c..ace5f03 100644
--- a/src/basic_types.h
+++ b/src/basic_types.h
@@ -88,4 +88,43 @@ typedef CORBA_wchar *CORBA_wstring;
  */
 #define CORBA_sequence_set_release(seq, val) ((seq)->_release = (val))
 
+/** @name Sequence helper macros */
+/**@{*/
+#define forb_sequence_alloc_buf(seq, num_elements) do {			\
+		memset(&(seq), 0, sizeof(seq));				\
+		(seq)._buffer = forb_malloc((num_elements)*sizeof(*(seq)._buffer)); \
+		(seq)._maximum = (seq)._buffer ? (num_elements) : 0;	\
+		(seq)._length = 0;					\
+	} while(0)
+
+#define forb_sequence_alloc(seq_ptr, num_elements) do {		\
+		seq = forb_malloc(sizeof(*(seq_ptr)));		\
+		memset((seq_ptr), 0, sizeof(*(seq_ptr)));	\
+		forb_sequence_alloc_buf(*(seq_ptr));		\
+	} while(0)
+
+static inline void forb_no_destructor(void *elem) {
+#ifdef __cplusplus
+	(void*)elem; 		/* Suppress g++ warning */
+#endif
+}
+
+#define forb_sequence_free_buf(seq, elem_destructor) do {		\
+		if (CORBA_sequence_get_release(&(seq))) {		\
+			int i;						\
+			for (i=0; i<(seq)._length; i++) { \
+				elem_destructor(&(seq)._buffer[i]);	\
+			}						\
+			forb_free((seq)._buffer);			\
+		}							\
+	} while(0)
+
+#define forb_sequence_free(seq_ptr, elem_destructor) do {		\
+		forb_sequence_free_buf(*(seq_ptr), (elem_destructor));	\
+		forb_free(seq_ptr);					\
+	} while(0)
+
+#define forb_sequence_elem(seq, index) ((seq)._buffer[index])
+/**@}*/
+
 #endif
-- 
2.39.2