+ * @{
+ */
+
+ /** @brief Quick retrieval of scalar content
+ * @hideinitializer */
+# define xbt_dynar_get_as(dynar,idx,type) \
+ (*(type*)xbt_dynar_get_ptr((dynar),(idx)))
+/** @brief Quick setting of scalar content
+ * @hideinitializer */
+# define xbt_dynar_set_as(dynar,idx,type,val) \
+ (*(type*)xbt_dynar_get_ptr((dynar),(idx))) = val
+ /** @brief Quick retrieval of scalar content
+ * @hideinitializer */
+# define xbt_dynar_getlast_as(dynar,type) \
+ (*(type*)xbt_dynar_get_ptr((dynar),xbt_dynar_length(dynar)-1))
+ /** @brief Quick retrieval of scalar content
+ * @hideinitializer */
+# define xbt_dynar_getfirst_as(dynar,type) \
+ (*(type*)xbt_dynar_get_ptr((dynar),0))
+ /** @brief Quick insertion of scalar content
+ * @hideinitializer */
+# define xbt_dynar_insert_at_as(dynar,idx,type,value) \
+ *(type*)xbt_dynar_insert_at_ptr(dynar,idx)=value
+ /** @brief Quick insertion of scalar content
+ * @hideinitializer */
+# define xbt_dynar_push_as(dynar,type,value) \
+ *(type*)xbt_dynar_push_ptr(dynar)=value
+ /** @brief Quick removal of scalar content
+ * @hideinitializer */
+# define xbt_dynar_pop_as(dynar,type) \
+ (*(type*)xbt_dynar_pop_ptr(dynar))
+
+/** @} */
+/** @defgroup XBT_dynar_cursor Cursors on dynar
+ * @ingroup XBT_dynar
+ *
+ * Cursors are used to iterate over the structure. Never add elements to the
+ * DynArr during the traversal. To remove elements, use the
+ * xbt_dynar_cursor_rm() function.
+ *
+ * Do not call these functions directly, but only the xbt_dynar_foreach macro.
+ *
+ * For synchronized dynars, the dynar will be locked during the whole
+ * loop and it will get unlocked automatically if you traverse all
+ * elements. If you want to break the loop before the end, make sure
+ * to call xbt_dynar_cursor_unlock() before the <tt>break;</tt>
+ *
+ * @{
+ */
+
+XBT_INLINE XBT_PUBLIC(void) xbt_dynar_cursor_rm(xbt_dynar_t dynar,
+ unsigned int *const
+ cursor);
+XBT_PUBLIC(void) xbt_dynar_cursor_unlock(xbt_dynar_t dynar);
+
+/* do not use this structure internals directly, but use the public interface
+ * This was made public to allow:
+ * - the inlining of the foreach elements
+ * - sending such beasts over the network
+ */
+
+#include "xbt/synchro_core.h"
+typedef struct xbt_dynar_s {
+ unsigned long size;
+ unsigned long used;
+ unsigned long elmsize;
+ void *data;
+ void_f_pvoid_t free_f;
+ xbt_mutex_t mutex;
+} s_xbt_dynar_t;
+
+static XBT_INLINE void
+_xbt_dynar_cursor_first(const xbt_dynar_t dynar,
+ unsigned int *const cursor)
+{
+ /* don't test for dynar!=NULL. The segfault would tell us */
+ if (dynar->mutex) /* ie _dynar_lock(dynar) but not public */
+ xbt_mutex_acquire(dynar->mutex);
+
+ //DEBUG1("Set cursor on %p to the first position", (void *) dynar);
+ *cursor = 0;
+}
+
+static XBT_INLINE int
+_xbt_dynar_cursor_get(const xbt_dynar_t dynar,
+ unsigned int idx, void *const dst)
+{
+
+ if (idx >= dynar->used) {
+ //DEBUG1("Cursor on %p already on last elem", (void *) dynar);
+ if (dynar->mutex) /* unlock */
+ xbt_mutex_release(dynar->mutex);
+ return FALSE;
+ }
+ // DEBUG2("Cash out cursor on %p at %u", (void *) dynar, *idx);
+
+ memcpy(dst, ((char *) dynar->data) + idx * dynar->elmsize,
+ dynar->elmsize);
+
+ return TRUE;
+}
+
+
+
+/** @brief Iterates over the whole dynar.
+ *
+ * @param _dynar what to iterate over
+ * @param _cursor an integer used as cursor
+ * @param _data
+ * @hideinitializer
+ *
+ * \note An example of usage:
+ * \code
+xbt_dynar_t dyn;
+unsigned int cpt;
+string *str;
+xbt_dynar_foreach (dyn,cpt,str) {
+ printf("Seen %s\n",str);
+}
+\endcode