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145 lines
4.5 KiB
C
145 lines
4.5 KiB
C
/* GStreamer
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* Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
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* 2000 Wim Taymans <wtay@chello.be>
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*
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* gsttrace.h: Header for tracing functions (deprecated)
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __GST_TRACE_H__
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#define __GST_TRACE_H__
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#include <glib.h>
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G_BEGIN_DECLS
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/**
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* GstAllocTraceFlags:
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* @GST_ALLOC_TRACE_NONE: No tracing specified or desired.
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* @GST_ALLOC_TRACE_LIVE: Trace number of non-freed memory.
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* @GST_ALLOC_TRACE_MEM_LIVE: Trace pointers of unfreed memory.
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*
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* Flags indicating which tracing feature to enable.
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*/
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typedef enum {
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GST_ALLOC_TRACE_NONE = 0,
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GST_ALLOC_TRACE_LIVE = (1 << 0),
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GST_ALLOC_TRACE_MEM_LIVE = (1 << 1)
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} GstAllocTraceFlags;
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typedef struct _GstAllocTrace GstAllocTrace;
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/**
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* GstAllocTrace:
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* @name: The name of the tracing object
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* @flags: Flags for this object
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* @offset: offset of the GType
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* @live: counter for live memory
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* @mem_live: list with pointers to unfreed memory
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*
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* The main tracing object
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*/
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struct _GstAllocTrace {
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gchar *name;
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gint flags;
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goffset offset;
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gint live;
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GSList *mem_live;
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};
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#ifndef GST_DISABLE_TRACE
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GST_EXPORT GMutex _gst_trace_mutex;
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void _priv_gst_alloc_trace_initialize (void);
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void _priv_gst_alloc_trace_deinit (void);
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GstAllocTrace* _priv_gst_alloc_trace_register (const gchar *name, goffset offset);
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void _priv_gst_alloc_trace_dump (void);
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#ifndef GST_DISABLE_ALLOC_TRACE
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/**
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* gst_alloc_trace_register:
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* @name: The name of the tracer object
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*
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* Register a new alloc tracer with the given name
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*/
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#define _gst_alloc_trace_register(name,offset) _priv_gst_alloc_trace_register (name,offset)
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#define _gst_alloc_trace_dump _priv_gst_alloc_trace_dump
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/**
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* gst_alloc_trace_new:
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* @trace: The tracer to use
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* @mem: The memory allocated
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*
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* Use the tracer to trace a new memory allocation
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*/
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#define _gst_alloc_trace_new(trace, mem) \
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G_STMT_START { \
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if (G_UNLIKELY ((trace)->flags)) { \
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g_mutex_lock (&_gst_trace_mutex); \
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if ((trace)->flags & GST_ALLOC_TRACE_LIVE) \
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(trace)->live++; \
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if ((trace)->flags & GST_ALLOC_TRACE_MEM_LIVE) \
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(trace)->mem_live = \
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g_slist_prepend ((trace)->mem_live, mem); \
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g_mutex_unlock (&_gst_trace_mutex); \
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} \
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} G_STMT_END
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/**
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* gst_alloc_trace_free:
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* @trace: The tracer to use
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* @mem: The memory that is freed
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*
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* Trace a memory free operation
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*/
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#define _gst_alloc_trace_free(trace, mem) \
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G_STMT_START { \
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if (G_UNLIKELY ((trace)->flags)) { \
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g_mutex_lock (&_gst_trace_mutex); \
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if ((trace)->flags & GST_ALLOC_TRACE_LIVE) \
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(trace)->live--; \
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if ((trace)->flags & GST_ALLOC_TRACE_MEM_LIVE) \
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(trace)->mem_live = \
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g_slist_remove ((trace)->mem_live, mem); \
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g_mutex_unlock (&_gst_trace_mutex); \
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} \
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} G_STMT_END
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#else
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#define _gst_alloc_trace_register(name) (NULL)
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#define _gst_alloc_trace_new(trace, mem)
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#define _gst_alloc_trace_free(trace, mem)
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#define _gst_alloc_trace_dump()
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#endif
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#else /* GST_DISABLE_TRACE */
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#define _gst_alloc_trace_register(name, offset) (NULL)
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#define _gst_alloc_trace_new(trace, mem)
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#define _gst_alloc_trace_free(trace, mem)
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#define _gst_alloc_trace_dump()
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#endif /* GST_DISABLE_TRACE */
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G_END_DECLS
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#endif /* __GST_TRACE_H__ */
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