Merged in dstaesse/ouroboros/be (pull request #3)

Initial du_buff code

2 files changed, 52 insertions, 0 deletions

diff --git a/include/ouroboros/du_buff.h b/include/ouroboros/du_buff.h
new file mode 100644
index 00000000..d23f4b09
--- /dev/null
+++ b/include/ouroboros/du_buff.h
@@ -0,0 +1,50 @@
+/*
+ * Ouroboros - Copyright (C) 2016
+ *
+ * Data Unit Buffer
+ *
+ *    Dimitri Staessens <[email protected]>
+ *    Sander Vrijders   <[email protected]>
+ *
+ * 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; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef OUROBOROS_DU_BUFF_H
+#define OUROBOROS_DU_BUFF_H
+
+#include "common.h"
+#include "list.h"
+
+struct du_buff;
+
+typedef struct du_buff du_buff_t;
+
+du_buff_t * du_buff_create(size_t size);
+void        du_buff_destroy(du_buff_t * dub);
+
+int         du_buff_init(du_buff_t * dub,
+                         size_t      start,
+                         uint8_t   * data,
+                         size_t      len);
+
+uint8_t   * du_buff_data_ptr_start(du_buff_t * dub);
+uint8_t   * du_buff_data_ptr_end(du_buff_t * dub);
+
+int         du_buff_head_alloc(du_buff_t * dub, size_t size);
+int         du_buff_tail_alloc(du_buff_t * dub, size_t size);
+int         du_buff_head_release(du_buff_t * dub, size_t size);
+int         du_buff_tail_release(du_buff_t * dub, size_t size);
+
+#endif /* OUROBOROS_DU_BUFF_H */
diff --git a/include/ouroboros/logs.h b/include/ouroboros/logs.h
index c72fb9ae..6f9986dc 100644
--- a/include/ouroboros/logs.h
+++ b/include/ouroboros/logs.h
@@ -43,6 +43,8 @@
 #define LOG_DBG(FMT,   ARGS...) do { } while (0)
 #endif
 
+#define LOG_DBGF(FMT,  ARGS...) LOG_DBG("%s: " FMT, __FUNCTION__, ##ARGS)
+
 #define LOG_MISSING LOG_ERR("Missing code in %s:%d",__FILE__, __LINE__)
 
 #endif