trace: New pipe driver to trace incoming calls.

Only pipe_screen calls traced, and only linux supported, for now.

1 files changed, 52 insertions, 0 deletions

diff --git a/src/gallium/drivers/trace/tr_stream.h b/src/gallium/drivers/trace/tr_stream.h
new file mode 100644
index 00000000000..d50fed26917
--- /dev/null
+++ b/src/gallium/drivers/trace/tr_stream.h
@@ -0,0 +1,52 @@
+/**************************************************************************
+ *
+ * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation streams (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+/**
+ * @file
+ * Cross-platform sequential access stream abstraction.
+ */
+
+#ifndef TR_STREAM_H
+#define TR_STREAM_H
+
+
+#include "pipe/p_compiler.h"
+
+struct trace_stream;
+
+
+struct trace_stream *
+trace_stream_create(const char *name, const char *ext);
+
+boolean
+trace_stream_write(struct trace_stream *stream, const void *data, size_t size);
+
+void
+trace_stream_close(struct trace_stream *stream);
+
+
+#endif /* TR_STREAM_H */