final changes

bitmaps_imp/bitarr.h

@@ -0,0 +1,57 @@
+/*
+ * =====================================================================================
+ *
+ *       Filename:  bitarr.h
+ *
+ *    Description:  Interface to Bit Array
+ *
+ *        Version:  1.0
+ *        Created:  Sunday 04 March 2018 06:20:07  IST
+ *       Revision:  1.0
+ *       Compiler:  gcc
+ *
+ *         Author:  Er. Abhishek Sagar, Networking Developer (AS), sachinites@gmail.com
+ *        Company:  Brocade Communications(Jul 2012- Mar 2016), Current : Juniper Networks(Apr 2017 - Present)
+ *        
+ *        This file is part of the BIT Array distribution (https://github.com/sachinites).
+ *        Copyright (c) 2017 Abhishek Sagar.
+ *        This program is free software: you can redistribute it and/or modify
+ *        it under the terms of the GNU General Public License as published by  
+ *        the Free Software Foundation, version 3.
+ *
+ *        This program is distributed in the hope that it will be useful, but 
+ *        WITHOUT ANY WARRANTY; without even the implied warranty of 
+ *        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 
+ *        General Public License for more details.
+ *
+ *        You should have received a copy of the GNU General Public License 
+ *        along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * =====================================================================================
+ */
+
+#ifndef __BIT_ARRAY__
+#define __BIT_ARRAY__
+
+typedef struct _bit_array{
+    unsigned int size;
+    char *array;
+    char trail_bits;
+} bit_array_t;
+
+void 
+init_bit_array(bit_array_t *bitarr, unsigned int size);
+
+void
+set_bit(bit_array_t *bitarr, unsigned int index);
+
+void
+unset_bit(bit_array_t *bitarr, unsigned int index);
+
+char
+is_bit_set(bit_array_t *bitarr, unsigned int index);
+
+unsigned int
+get_next_available_bit(bit_array_t *bitarr);
+
+#endif /* __BIT_ARRAY__ */