1 files changed, 89 insertions, 0 deletions

diff --git a/src/data/dat.h b/src/data/dat.h
new file mode 100644
index 0000000..5b90d12
--- /dev/null
+++ b/src/data/dat.h
@@ -0,0 +1,89 @@
+/*:*
+ *: File: ./src/data/dat.h
+ *: A simple interpreter
+ *: 
+ *: WWW		: http://fype.buetow.org
+ *: AUTHOR	: http://paul.buetow.org
+ *: E-Mail	: fype at dev.buetow.org
+ *: 
+ *: Copyright (c) 2005 - 2008, Paul Buetow 
+ *: All rights reserved.
+ *: 
+ *: Redistribution and use in source and binary forms, with or without modi-
+ *: fication, are permitted provided that the following conditions are met:
+ *:  * Redistributions of source code must retain the above copyright
+ *:    notice, this list of conditions and the following disclaimer.
+ *:  * 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.
+ *:  * Neither the name of P. B. Labs 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 PAUL C. BUETOW 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 PAUL C. BUETOW 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.
+ *:*/
+
+#ifndef DAT_H
+#define DAT_H
+
+#include "types.h"
+
+typedef struct DatElem_ {
+   struct DatElem_ *p_next;
+   void *p_val;
+   TYPE type;
+} DatElem;
+
+typedef struct {
+   DatElem *p_first;
+   DatElem *p_last;
+   unsigned i_size;
+} Dat;
+
+typedef struct {
+   unsigned i_left;
+   Dat *p_dat;
+   DatElem *p_current;
+   DatElem *p_next;
+} DatIter;
+
+Dat *dat_new();
+DatElem *datelem_new();
+DatElem *datelem_new_t(TYPE type);
+_Bool dat_empty(Dat *p_dat);
+void dat_push(Dat *p_dat, void *p_val);
+void dat_push_t(Dat *p_dat, void *p_val, TYPE type);
+void *dat_pop(Dat *p_dat);
+void *dat_pop_t(Dat *p_dat, TYPE *p_type);
+void dat_clear(Dat *p_dat);
+void dat_delete(Dat *p_dat);
+unsigned dat_size(Dat *p_dat);
+void dat_iterate(Dat *p_dat, void (*func)(void *));
+void dat_iterate_t(Dat *p_dat, void (*func)(void *, TYPE));
+void dat_iterate_tl(Dat *p_dat, void (*func)(void *, TYPE, _Bool));
+void *dat_first(Dat *p_dat);
+void *dat_second(Dat *p_dat);
+void *dat_last(Dat *p_dat);
+void *dat_first_t(Dat *p_dat, TYPE *p_type);
+void *dat_second_t(Dat *p_dat, TYPE *p_type);
+void *dat_last_t(Dat *p_dat, TYPE *p_type);
+
+DatIter *datiter_new(Dat *p_dat);
+void datiter_delete(DatIter *p_iter);
+void datiter_skip(DatIter *p_iter, unsigned i_num);
+void *datiter_next(DatIter *p_iter);
+void *datiter_next_t(DatIter *p_iter, TYPE *p_type);
+unsigned datiter_left(DatIter *p_iter);
+Dat *datiter_dat(DatIter *p_iter);
+
+#endif