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Original commit message from CVS: * docs/gst/gstreamer-docs.sgml: * docs/gst/tmpl/.cvsignore: * docs/gst/tmpl/gsttrace.sgml: * docs/gst/tmpl/gsttrashstack.sgml: * gst/Makefile.am: * gst/gst.h: * gst/gstelement.h: * gst/gstevent.h: * gst/gstmessage.c: * gst/gstmessage.h: * gst/gsttag.c: * gst/gsttag.h: * gst/gsttaginterface.c: * gst/gsttaginterface.h: * gst/gsttaglist.c: * gst/gsttaglist.h: * gst/gsttagsetter.c: * gst/gsttagsetter.h: * gst/gsttrace.c: * gst/gsttrace.h: * gst/gsttrashstack.c: renamed gsttag -> gsttaglist, gsttaginterface -> gsttagsetter inlined docs for gsttrace, gsttrashstack
420 lines
8.4 KiB
C
420 lines
8.4 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.c: 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., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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/**
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* SECTION:gsttrace
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* @short_description: Tracing functionality
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <stdio.h>
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <string.h>
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#include "gst_private.h"
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#include "gstinfo.h"
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#include "gsttrace.h"
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static
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#ifdef __inline__
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__inline__
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#endif
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void
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read_tsc (gint64 * dst)
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{
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#ifdef HAVE_RDTSC
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guint64 tsc;
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__asm__ __volatile__ ("rdtsc":"=A" (tsc));
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*dst = tsc;
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#else
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*dst = 0;
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#endif
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}
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void
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gst_trace_read_tsc (gint64 * dst)
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{
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read_tsc (dst);
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}
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GstTrace *_gst_trace_default = NULL;
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gint _gst_trace_on = 1;
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GstTrace *
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gst_trace_new (gchar * filename, gint size)
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{
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GstTrace *trace = g_malloc (sizeof (GstTrace));
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g_return_val_if_fail (trace != NULL, NULL);
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trace->filename = g_strdup (filename);
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GST_DEBUG ("opening '%s'\n", trace->filename);
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#ifndef S_IWUSR
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#define S_IWUSR S_IWRITE
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#endif
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#ifndef S_IRUSR
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#define S_IRUSR S_IREAD
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#endif
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trace->fd =
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open (trace->filename, O_RDWR | O_CREAT | O_TRUNC, S_IRUSR | S_IWUSR);
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perror ("opening trace file");
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g_return_val_if_fail (trace->fd > 0, NULL);
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trace->buf = g_malloc (size * sizeof (GstTraceEntry));
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g_return_val_if_fail (trace->buf != NULL, NULL);
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trace->bufsize = size;
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trace->bufoffset = 0;
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return trace;
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}
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void
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gst_trace_destroy (GstTrace * trace)
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{
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g_return_if_fail (trace != NULL);
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g_return_if_fail (trace->buf != NULL);
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if (gst_trace_get_remaining (trace) > 0)
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gst_trace_flush (trace);
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close (trace->fd);
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g_free (trace->buf);
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g_free (trace);
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}
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void
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gst_trace_flush (GstTrace * trace)
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{
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if (!trace) {
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trace = _gst_trace_default;
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if (!trace)
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return;
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}
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g_return_if_fail (write (trace->fd, trace->buf,
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trace->bufoffset * sizeof (GstTraceEntry)) != -1);
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trace->bufoffset = 0;
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}
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void
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gst_trace_text_flush (GstTrace * trace)
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{
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int i;
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#define STRSIZE (20 + 1 + 10 + 1 + 10 + 1 + 112 + 1 + 1)
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char str[STRSIZE];
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if (!trace) {
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trace = _gst_trace_default;
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if (!trace)
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return;
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}
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for (i = 0; i < trace->bufoffset; i++) {
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g_snprintf (str, STRSIZE, "%20" G_GINT64_FORMAT " %10d %10d %s\n",
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trace->buf[i].timestamp,
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trace->buf[i].sequence, trace->buf[i].data, trace->buf[i].message);
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g_return_if_fail (write (trace->fd, str, strlen (str)) != -1);
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}
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trace->bufoffset = 0;
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#undef STRSIZE
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}
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void
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gst_trace_set_default (GstTrace * trace)
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{
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g_return_if_fail (trace != NULL);
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_gst_trace_default = trace;
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}
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void
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_gst_trace_add_entry (GstTrace * trace, guint32 seq, guint32 data, gchar * msg)
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{
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GstTraceEntry *entry;
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if (!trace) {
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trace = _gst_trace_default;
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if (!trace)
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return;
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}
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entry = trace->buf + trace->bufoffset;
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read_tsc (&(entry->timestamp));
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entry->sequence = seq;
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entry->data = data;
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strncpy (entry->message, msg, 112);
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trace->bufoffset++;
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gst_trace_flush (trace);
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}
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/* global flags */
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static GstAllocTraceFlags _gst_trace_flags = 0;
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/* list of registered tracers */
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static GList *_gst_alloc_tracers = NULL;
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/**
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* gst_alloc_trace_available:
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*
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* Check if alloc tracing was commiled into the core
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*
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* Returns: TRUE if the core was compiled with alloc
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* tracing enabled.
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*/
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gboolean
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gst_alloc_trace_available (void)
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{
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#ifdef GST_DISABLE_ALLOC_TRACE
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return FALSE;
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#else
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return TRUE;
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#endif
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}
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/**
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* _gst_alloc_trace_register:
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* @name: the name of the new alloc trace object.
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*
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* Register an get a handle to a GstAllocTrace object that
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* can be used to trace memory allocations.
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*
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* Returns: A handle to a GstAllocTrace.
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*/
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GstAllocTrace *
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_gst_alloc_trace_register (const gchar * name)
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{
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GstAllocTrace *trace;
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g_return_val_if_fail (name, NULL);
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trace = g_new0 (GstAllocTrace, 1);
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trace->name = g_strdup (name);
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trace->live = 0;
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trace->mem_live = NULL;
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trace->flags = _gst_trace_flags;
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_gst_alloc_tracers = g_list_prepend (_gst_alloc_tracers, trace);
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return trace;
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}
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/**
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* gst_alloc_trace_list:
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*
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* Get a list of all registered alloc trace objects.
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*
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* Returns: a GList of GstAllocTrace objects.
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*/
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const GList *
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gst_alloc_trace_list (void)
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{
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return _gst_alloc_tracers;
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}
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/**
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* gst_alloc_trace_live_all:
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*
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* Returns the total number of live registered alloc trace objects.
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*/
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int
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gst_alloc_trace_live_all (void)
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{
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GList *walk = _gst_alloc_tracers;
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int num = 0;
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while (walk) {
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GstAllocTrace *trace = (GstAllocTrace *) walk->data;
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num += trace->live;
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walk = g_list_next (walk);
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}
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return num;
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}
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static gint
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compare_func (GstAllocTrace * a, GstAllocTrace * b)
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{
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return strcmp (a->name, b->name);
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}
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static GList *
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gst_alloc_trace_list_sorted (void)
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{
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GList *ret;
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ret = g_list_sort (g_list_copy (_gst_alloc_tracers),
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(GCompareFunc) compare_func);
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return ret;
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}
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/**
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* gst_alloc_trace_print_all:
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*
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* Print the status of all registered alloc trace objects.
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*/
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void
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gst_alloc_trace_print_all (void)
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{
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GList *orig, *walk;
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orig = walk = gst_alloc_trace_list_sorted ();
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while (walk) {
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GstAllocTrace *trace = (GstAllocTrace *) walk->data;
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gst_alloc_trace_print (trace);
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walk = g_list_next (walk);
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}
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g_list_free (orig);
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}
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/**
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* gst_alloc_trace_print_live:
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*
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* Print the status of all registered alloc trace objects, ignoring those
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* without live objects.
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*/
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void
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gst_alloc_trace_print_live (void)
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{
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GList *orig, *walk;
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orig = walk = gst_alloc_trace_list_sorted ();
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while (walk) {
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GstAllocTrace *trace = (GstAllocTrace *) walk->data;
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if (trace->live)
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gst_alloc_trace_print (trace);
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walk = g_list_next (walk);
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}
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g_list_free (orig);
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}
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/**
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* gst_alloc_trace_set_flags_all:
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* @flags: the options to enable
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*
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* Enable the specified options on all registered alloc trace
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* objects.
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*/
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void
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gst_alloc_trace_set_flags_all (GstAllocTraceFlags flags)
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{
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GList *walk = _gst_alloc_tracers;
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while (walk) {
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GstAllocTrace *trace = (GstAllocTrace *) walk->data;
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GST_DEBUG ("set flags on %p\n", trace);
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gst_alloc_trace_set_flags (trace, flags);
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walk = g_list_next (walk);
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}
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_gst_trace_flags = flags;
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}
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/**
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* gst_alloc_trace_get:
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* @name: the name of the alloc trace object
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*
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* Get the named alloc trace object.
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*
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* Returns: a GstAllocTrace with the given name or NULL when
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* no alloc tracer was registered with that name.
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*/
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GstAllocTrace *
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gst_alloc_trace_get (const gchar * name)
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{
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GList *walk = _gst_alloc_tracers;
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g_return_val_if_fail (name, NULL);
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while (walk) {
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GstAllocTrace *trace = (GstAllocTrace *) walk->data;
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if (!strcmp (trace->name, name))
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return trace;
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walk = g_list_next (walk);
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}
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return NULL;
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}
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/**
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* gst_alloc_trace_print:
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* @trace: the GstAllocTrace to print
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*
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* Print the status of the given GstAllocTrace.
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*/
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void
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gst_alloc_trace_print (const GstAllocTrace * trace)
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{
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GSList *mem_live;
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g_return_if_fail (trace != NULL);
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if (trace->flags & GST_ALLOC_TRACE_LIVE) {
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g_print ("%-22.22s : %d\n", trace->name, trace->live);
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} else {
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g_print ("%-22.22s : (no live count)\n", trace->name);
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}
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if (trace->flags & GST_ALLOC_TRACE_MEM_LIVE) {
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mem_live = trace->mem_live;
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while (mem_live) {
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g_print ("%-22.22s : %p\n", "", mem_live->data);
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mem_live = mem_live->next;
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}
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}
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}
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/**
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* gst_alloc_trace_set_flags:
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* @trace: the GstAllocTrace
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* @flags: flags to set
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*
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* Enable the given features on the given GstAllocTrace object.
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*/
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void
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gst_alloc_trace_set_flags (GstAllocTrace * trace, GstAllocTraceFlags flags)
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{
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g_return_if_fail (trace != NULL);
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trace->flags = flags;
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}
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