From ef7ff789e9c15f4f4b8c65585de7e7fa4f9c9438 Mon Sep 17 00:00:00 2001 From: Matthias Vogelgesang Date: Fri, 12 Oct 2012 14:47:07 +0200 Subject: Add ring buffer recording for assessment --- tools/gui/ring-buffer.h | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100644 tools/gui/ring-buffer.h (limited to 'tools/gui/ring-buffer.h') diff --git a/tools/gui/ring-buffer.h b/tools/gui/ring-buffer.h new file mode 100644 index 0000000..22cbde7 --- /dev/null +++ b/tools/gui/ring-buffer.h @@ -0,0 +1,28 @@ +#ifndef RING_BUFFER_H +#define RING_BUFFER_H + +#include + +G_BEGIN_DECLS + +typedef struct { + guchar *data; + gsize block_size; + guint n_blocks_total; + guint n_blocks_used; + guint start_index; +} RingBuffer; + +RingBuffer * ring_buffer_new (gsize block_size, + gsize n_blocks); +void ring_buffer_free (RingBuffer *buffer); +void ring_buffer_reset (RingBuffer *buffer); +gpointer ring_buffer_get_current_pointer (RingBuffer *buffer); +gpointer ring_buffer_get_pointer (RingBuffer *buffer, + guint index); +guint ring_buffer_get_num_blocks (RingBuffer *buffer); +void ring_buffer_proceed (RingBuffer *buffer); + +G_END_DECLS + +#endif -- cgit v1.2.3