[lttv.git] / trunk / lttv / lttv / modules / text / textDump.c

/* This file is part of the Linux Trace Toolkit viewer
 * Copyright (C) 2003-2004 Michel Dagenais
 *               2005 Mathieu Desnoyers
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License Version 2 as
 * published by the Free Software Foundation;
 *
 * 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., 59 Temple Place - Suite 330, Boston, 
 * MA 02111-1307, USA.
 */

/* The text dump facility needs to print headers before the trace set and
   before each trace, to print each event, and to print statistics
   after each trace. */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <lttv/lttv.h>
#include <lttv/option.h>
#include <lttv/module.h>
#include <lttv/hook.h>
#include <lttv/attribute.h>
#include <lttv/iattribute.h>
#include <lttv/stats.h>
#include <lttv/filter.h>
#include <lttv/print.h>
#include <ltt/ltt.h>
#include <ltt/event.h>
#include <ltt/trace.h>
#include <stdio.h>

static gboolean
  a_noevent,
  a_no_field_names,
  a_state,
  a_cpu_stats,
  a_process_stats,
  a_path_output;

static char
  *a_file_name = NULL;

static LttvHooks
  *before_traceset,
  *after_traceset,
  *before_trace,
  *event_hook;


static void 
print_path_tree(FILE *fp, GString *indent, LttvAttribute *tree)
{
  int i, nb, saved_length;

  LttvAttribute *subtree;

  LttvAttributeName name;

  LttvAttributeValue value;

  LttvAttributeType type;

  gboolean is_named;

  saved_length = indent->len;
  nb = lttv_attribute_get_number(tree);
  for(i = 0 ; i < nb ; i++) {
    type = lttv_attribute_get(tree, i, &name, &value, &is_named);
    if(is_named) {
      g_string_sprintfa(indent, "/%s", g_quark_to_string(name));
    } else {
      g_string_sprintfa(indent, "/%s", name);
    }

    switch(type) {
      case LTTV_INT:
       fprintf(fp, "%s: %d\n", indent->str, *value.v_int);
        break;
      case LTTV_UINT:
       fprintf(fp, "%s: %d\n", indent->str, *value.v_int);
        break;
      case LTTV_LONG:
       fprintf(fp, "%s: %ld\n", indent->str, *value.v_ulong);
        break;
      case LTTV_ULONG:
       fprintf(fp, "%s: %lu\n", indent->str, *value.v_ulong);
        break;
      case LTTV_FLOAT:
       fprintf(fp, "%s: %f\n", indent->str, (double) *value.v_float);
        break;
      case LTTV_DOUBLE:
        fprintf(fp, "%s: %f\n", indent->str, *value.v_double);
        break;
      case LTTV_TIME:
       fprintf(fp, "%s: %lu.%09lu\n", indent->str, value.v_time->tv_sec, value.v_time->tv_nsec);
        break;
      case LTTV_POINTER:
       fprintf(fp, "%s: POINTER\n", indent->str);
        break;
      case LTTV_STRING:
       fprintf(fp, "%s: %s\n", indent->str, *value.v_string);
        break;
      case LTTV_GOBJECT:
        if(LTTV_IS_ATTRIBUTE(*(value.v_gobject))) {
          subtree = (LttvAttribute*) *(value.v_gobject);
          print_path_tree(fp, indent, subtree);
        } else {
         fprintf(fp, "%s: GOBJECT\n", indent->str);
       }
        break;
      case LTTV_NONE:
        break;
    }
    g_string_truncate(indent, saved_length);
  }
}

static void
print_tree(FILE *fp, GString *indent, LttvAttribute *tree)
{
  int i, nb, saved_length;

  LttvAttribute *subtree;

  LttvAttributeName name;

  LttvAttributeValue value;

  LttvAttributeType type;

	gboolean is_named;

  nb = lttv_attribute_get_number(tree);
  for(i = 0 ; i < nb ; i++) {
    type = lttv_attribute_get(tree, i, &name, &value, &is_named);
		if(is_named)
	    fprintf(fp, "%s%s: ", indent->str, g_quark_to_string(name));
		else
	    fprintf(fp, "%s%lu: ", indent->str, name);

    switch(type) {
      case LTTV_INT:
        fprintf(fp, "%d\n", *value.v_int);
        break;
      case LTTV_UINT:
        fprintf(fp, "%u\n", *value.v_uint);
        break;
      case LTTV_LONG:
        fprintf(fp, "%ld\n", *value.v_long);
        break;
      case LTTV_ULONG:
        fprintf(fp, "%lu\n", *value.v_ulong);
        break;
      case LTTV_FLOAT:
        fprintf(fp, "%f\n", (double)*value.v_float);
        break;
      case LTTV_DOUBLE:
        fprintf(fp, "%f\n", *value.v_double);
        break;
      case LTTV_TIME:
        fprintf(fp, "%10lu.%09lu\n", value.v_time->tv_sec, 
            value.v_time->tv_nsec);
        break;
      case LTTV_POINTER:
        fprintf(fp, "POINTER\n");
        break;
      case LTTV_STRING:
        fprintf(fp, "%s\n", *value.v_string);
        break;
      case LTTV_GOBJECT:
        if(LTTV_IS_ATTRIBUTE(*(value.v_gobject))) {
          fprintf(fp, "\n");
          subtree = (LttvAttribute *)*(value.v_gobject);
          saved_length = indent->len; 
          indent = g_string_append(indent, "  ");
          print_tree(fp, indent, subtree);
          g_string_truncate(indent, saved_length);
        }
        else fprintf(fp, "GOBJECT\n");
        break;
      case LTTV_NONE:
        break;
    }
  }
}

static void
print_stats(FILE *fp, LttvTracesetStats *tscs)
{
  int i, nb, saved_length;

  LttvTraceset *ts;

  LttvTraceStats *tcs;

  GString *indent;

  LttSystemDescription *desc;

  if(tscs->stats == NULL) return;
  indent = g_string_new("");
  fprintf(fp, "Traceset statistics:\n\n");
  if(a_path_output) {
    print_path_tree(fp, indent, tscs->stats);
  } else {
    print_tree(fp, indent, tscs->stats);
  }

  ts = tscs->parent.parent.ts;
  nb = lttv_traceset_number(ts);

  for(i = 0 ; i < nb ; i++) {
    tcs = (LttvTraceStats *)(LTTV_TRACESET_CONTEXT(tscs)->traces[i]);
#if 0 //FIXME
    desc = ltt_trace_system_description(tcs->parent.parent.t);
    LttTime start_time = ltt_trace_system_description_trace_start_time(desc);
    fprintf(fp, "Trace on system %s at time %lu.%09lu :\n", 
	    ltt_trace_system_description_node_name(desc), 
	    start_time.tv_sec,
      start_time.tv_nsec);
#endif //FIXME
    saved_length = indent->len;
    if(a_path_output) {
      g_string_sprintfa(indent, "/trace%i", i);
      print_path_tree(fp, indent, tcs->stats);
    } else {
      g_string_append(indent, "  ");
      print_tree(fp, indent, tcs->stats);
    }
    g_string_truncate(indent, saved_length);
  }
  g_string_free(indent, TRUE);
}

/* Insert the hooks before and after each trace and tracefile, and for each
   event. Print a global header. */

static FILE *a_file;

static GString *a_string;

static gboolean write_traceset_header(void *hook_data, void *call_data)
{
  LttvTracesetContext *tc = (LttvTracesetContext *)call_data;

  g_info("TextDump traceset header");

  if(a_file_name == NULL) a_file = stdout;
  else a_file = fopen(a_file_name, "w");

  if(a_file == NULL) g_error("cannot open file %s", a_file_name);

  /* Print the trace set header */
  fprintf(a_file,"Trace set contains %d traces\n\n", 
      lttv_traceset_number(tc->ts));

  return FALSE;
}


static gboolean write_traceset_footer(void *hook_data, void *call_data)
{
  LttvTracesetContext *tc = (LttvTracesetContext *)call_data;

  g_info("TextDump traceset footer");

  fprintf(a_file,"End trace set\n\n");

  if(LTTV_IS_TRACESET_STATS(tc)) {
    lttv_stats_sum_traceset((LttvTracesetStats *)tc, ltt_time_infinite);
    print_stats(a_file, (LttvTracesetStats *)tc);
  }

  if(a_file_name != NULL) fclose(a_file);

  return FALSE;
}


static gboolean write_trace_header(void *hook_data, void *call_data)
{
  LttvTraceContext *tc = (LttvTraceContext *)call_data;
#if 0 //FIXME
  LttSystemDescription *system = ltt_trace_system_description(tc->t);

  fprintf(a_file,"  Trace from %s in %s\n%s\n\n", 
	  ltt_trace_system_description_node_name(system), 
	  ltt_trace_system_description_domain_name(system), 
	  ltt_trace_system_description_description(system));
#endif //0
  return FALSE;
}


static int write_event_content(void *hook_data, void *call_data)
{
  gboolean result;

  LttvIAttribute *attributes = LTTV_IATTRIBUTE(lttv_global_attributes());
  
  LttvTracefileContext *tfc = (LttvTracefileContext *)call_data;

  LttvTracefileState *tfs = (LttvTracefileState *)call_data;

  LttEvent *e;

  LttvAttributeValue value_filter;

  LttvFilter *filter;

  guint cpu = tfs->cpu;
  LttvTraceState *ts = (LttvTraceState*)tfc->t_context;
  LttvProcessState *process = ts->running_process[cpu];

  e = ltt_tracefile_get_event(tfc->tf);

  result = lttv_iattribute_find_by_path(attributes, "filter/lttv_filter",
      LTTV_POINTER, &value_filter);
  g_assert(result);
  filter = (LttvFilter*)*(value_filter.v_pointer);

  /*
   * call to the filter if available
   */
  if(filter->head != NULL)
    if(!lttv_filter_tree_parse(filter->head,e,tfc->tf,
                               tfc->t_context->t,tfc,NULL,NULL))
      return FALSE;
  
  lttv_event_to_string(e, a_string, TRUE, !a_no_field_names, tfs);

  if(a_state) {
    g_string_append_printf(a_string, " %s ",
        g_quark_to_string(process->state->s));
  }

  g_string_append_printf(a_string,"\n");

  fputs(a_string->str, a_file);
  return FALSE;
}


static void init()
{
  gboolean result;

  LttvAttributeValue value;

  LttvIAttribute *attributes = LTTV_IATTRIBUTE(lttv_global_attributes());

  g_info("Init textDump.c");

  a_string = g_string_new("");

  a_file_name = NULL;
  lttv_option_add("output", 'o', 
      "output file where the text is written", 
      "file name", 
      LTTV_OPT_STRING, &a_file_name, NULL, NULL);

  a_noevent = FALSE;
  lttv_option_add("noevent", 'n', 
      "disable event printout", 
      "", 
      LTTV_OPT_NONE, &a_noevent, NULL, NULL);

  a_no_field_names = FALSE;
  lttv_option_add("field_names", 's', 
      "do not write the field names for each event", 
      "", 
      LTTV_OPT_NONE, &a_no_field_names, NULL, NULL);

  a_state = FALSE;
  lttv_option_add("process_state", 'r', 
      "write the pid and state for each event", 
      "", 
      LTTV_OPT_NONE, &a_state, NULL, NULL);

  a_cpu_stats = FALSE;
  lttv_option_add("cpu_stats", 'c', 
      "write the per cpu statistics", 
      "", 
      LTTV_OPT_NONE, &a_cpu_stats, NULL, NULL);

  a_process_stats = FALSE;
  lttv_option_add("process_stats", 'p', 
      "write the per process statistics", 
      "", 
      LTTV_OPT_NONE, &a_process_stats, NULL, NULL);

  a_path_output = FALSE;
  lttv_option_add("path_output", 'a',
      "print the process stats in path format, for easy grepping",
      "",
      LTTV_OPT_NONE, &a_path_output, NULL, NULL);

  if (!a_noevent) {
    result = lttv_iattribute_find_by_path(attributes, "hooks/event",
        LTTV_POINTER, &value);
    g_assert(result);
    event_hook = *(value.v_pointer);
    g_assert(event_hook);
    lttv_hooks_add(event_hook, write_event_content, NULL, LTTV_PRIO_DEFAULT);
  }

  result = lttv_iattribute_find_by_path(attributes, "hooks/trace/before",
      LTTV_POINTER, &value);
  g_assert(result);
  before_trace = *(value.v_pointer);
  g_assert(before_trace);
  lttv_hooks_add(before_trace, write_trace_header, NULL, LTTV_PRIO_DEFAULT);

  result = lttv_iattribute_find_by_path(attributes, "hooks/traceset/before",
      LTTV_POINTER, &value);
  g_assert(result);
  before_traceset = *(value.v_pointer);
  g_assert(before_traceset);
  lttv_hooks_add(before_traceset, write_traceset_header, NULL,
      LTTV_PRIO_DEFAULT);

  result = lttv_iattribute_find_by_path(attributes, "hooks/traceset/after",
      LTTV_POINTER, &value);
  g_assert(result);
  after_traceset = *(value.v_pointer);
  g_assert(after_traceset);
  lttv_hooks_add(after_traceset, write_traceset_footer, NULL,
      LTTV_PRIO_DEFAULT);
}

static void destroy()
{
  g_info("Destroy textDump");

  lttv_option_remove("noevent");

  lttv_option_remove("output");

  lttv_option_remove("field_names");

  lttv_option_remove("process_state");

  lttv_option_remove("cpu_stats");

  lttv_option_remove("process_stats");

  lttv_option_remove("path_output");

  g_string_free(a_string, TRUE);

  if (!a_noevent)
    lttv_hooks_remove_data(event_hook, write_event_content, NULL);

  lttv_hooks_remove_data(before_trace, write_trace_header, NULL);

  lttv_hooks_remove_data(before_traceset, write_traceset_header, NULL);

  lttv_hooks_remove_data(after_traceset, write_traceset_footer, NULL);
}


LTTV_MODULE("textDump", "Print events in a file", \
	    "Produce a detailed text printout of a trace", \
	    init, destroy, "stats", "batchAnalysis", "option", "print")
Commit	Line	Data
	1	/* This file is part of the Linux Trace Toolkit viewer
	2	* Copyright (C) 2003-2004 Michel Dagenais
	3	* 2005 Mathieu Desnoyers
	4	*
	5	* This program is free software; you can redistribute it and/or modify
	6	* it under the terms of the GNU General Public License Version 2 as
	7	* published by the Free Software Foundation;
	8	*
	9	* This program is distributed in the hope that it will be useful,
	10	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	11	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	12	* GNU General Public License for more details.
	13	*
	14	* You should have received a copy of the GNU General Public License
	15	* along with this program; if not, write to the Free Software
	16	* Foundation, Inc., 59 Temple Place - Suite 330, Boston,
	17	* MA 02111-1307, USA.
	18	*/
	19
	20	/* The text dump facility needs to print headers before the trace set and
	21	before each trace, to print each event, and to print statistics
	22	after each trace. */
	23
	24	#ifdef HAVE_CONFIG_H
	25	#include <config.h>
	26	#endif
	27
	28	#include <lttv/lttv.h>
	29	#include <lttv/option.h>
	30	#include <lttv/module.h>
	31	#include <lttv/hook.h>
	32	#include <lttv/attribute.h>
	33	#include <lttv/iattribute.h>
	34	#include <lttv/stats.h>
	35	#include <lttv/filter.h>
	36	#include <lttv/print.h>
	37	#include <ltt/ltt.h>
	38	#include <ltt/event.h>
	39	#include <ltt/trace.h>
	40	#include <stdio.h>
	41
	42	static gboolean
	43	a_noevent,
	44	a_no_field_names,
	45	a_state,
	46	a_cpu_stats,
	47	a_process_stats,
	48	a_path_output;
	49
	50	static char
	51	*a_file_name = NULL;
	52
	53	static LttvHooks
	54	*before_traceset,
	55	*after_traceset,
	56	*before_trace,
	57	*event_hook;
	58
	59
	60	static void
	61	print_path_tree(FILE fp, GString indent, LttvAttribute *tree)
	62	{
	63	int i, nb, saved_length;
	64
	65	LttvAttribute *subtree;
	66
	67	LttvAttributeName name;
	68
	69	LttvAttributeValue value;
	70
	71	LttvAttributeType type;
	72
	73	gboolean is_named;
	74
	75	saved_length = indent->len;
	76	nb = lttv_attribute_get_number(tree);
	77	for(i = 0 ; i < nb ; i++) {
	78	type = lttv_attribute_get(tree, i, &name, &value, &is_named);
	79	if(is_named) {
	80	g_string_sprintfa(indent, "/%s", g_quark_to_string(name));
	81	} else {
	82	g_string_sprintfa(indent, "/%s", name);
	83	}
	84
	85	switch(type) {
	86	case LTTV_INT:
	87	fprintf(fp, "%s: %d\n", indent->str, *value.v_int);
	88	break;
	89	case LTTV_UINT:
	90	fprintf(fp, "%s: %d\n", indent->str, *value.v_int);
	91	break;
	92	case LTTV_LONG:
	93	fprintf(fp, "%s: %ld\n", indent->str, *value.v_ulong);
	94	break;
	95	case LTTV_ULONG:
	96	fprintf(fp, "%s: %lu\n", indent->str, *value.v_ulong);
	97	break;
	98	case LTTV_FLOAT:
	99	fprintf(fp, "%s: %f\n", indent->str, (double) *value.v_float);
	100	break;
	101	case LTTV_DOUBLE:
	102	fprintf(fp, "%s: %f\n", indent->str, *value.v_double);
	103	break;
	104	case LTTV_TIME:
	105	fprintf(fp, "%s: %lu.%09lu\n", indent->str, value.v_time->tv_sec, value.v_time->tv_nsec);
	106	break;
	107	case LTTV_POINTER:
	108	fprintf(fp, "%s: POINTER\n", indent->str);
	109	break;
	110	case LTTV_STRING:
	111	fprintf(fp, "%s: %s\n", indent->str, *value.v_string);
	112	break;
	113	case LTTV_GOBJECT:
	114	if(LTTV_IS_ATTRIBUTE(*(value.v_gobject))) {
	115	subtree = (LttvAttribute) (value.v_gobject);
	116	print_path_tree(fp, indent, subtree);
	117	} else {
	118	fprintf(fp, "%s: GOBJECT\n", indent->str);
	119	}
	120	break;
	121	case LTTV_NONE:
	122	break;
	123	}
	124	g_string_truncate(indent, saved_length);
	125	}
	126	}
	127
	128	static void
	129	print_tree(FILE fp, GString indent, LttvAttribute *tree)
	130	{
	131	int i, nb, saved_length;
	132
	133	LttvAttribute *subtree;
	134
	135	LttvAttributeName name;
	136
	137	LttvAttributeValue value;
	138
	139	LttvAttributeType type;
	140
	141	gboolean is_named;
	142
	143	nb = lttv_attribute_get_number(tree);
	144	for(i = 0 ; i < nb ; i++) {
	145	type = lttv_attribute_get(tree, i, &name, &value, &is_named);
	146	if(is_named)
	147	fprintf(fp, "%s%s: ", indent->str, g_quark_to_string(name));
	148	else
	149	fprintf(fp, "%s%lu: ", indent->str, name);
	150
	151	switch(type) {
	152	case LTTV_INT:
	153	fprintf(fp, "%d\n", *value.v_int);
	154	break;
	155	case LTTV_UINT:
	156	fprintf(fp, "%u\n", *value.v_uint);
	157	break;
	158	case LTTV_LONG:
	159	fprintf(fp, "%ld\n", *value.v_long);
	160	break;
	161	case LTTV_ULONG:
	162	fprintf(fp, "%lu\n", *value.v_ulong);
	163	break;
	164	case LTTV_FLOAT:
	165	fprintf(fp, "%f\n", (double)*value.v_float);
	166	break;
	167	case LTTV_DOUBLE:
	168	fprintf(fp, "%f\n", *value.v_double);
	169	break;
	170	case LTTV_TIME:
	171	fprintf(fp, "%10lu.%09lu\n", value.v_time->tv_sec,
	172	value.v_time->tv_nsec);
	173	break;
	174	case LTTV_POINTER:
	175	fprintf(fp, "POINTER\n");
	176	break;
	177	case LTTV_STRING:
	178	fprintf(fp, "%s\n", *value.v_string);
	179	break;
	180	case LTTV_GOBJECT:
	181	if(LTTV_IS_ATTRIBUTE(*(value.v_gobject))) {
	182	fprintf(fp, "\n");
	183	subtree = (LttvAttribute )(value.v_gobject);
	184	saved_length = indent->len;
	185	indent = g_string_append(indent, " ");
	186	print_tree(fp, indent, subtree);
	187	g_string_truncate(indent, saved_length);
	188	}
	189	else fprintf(fp, "GOBJECT\n");
	190	break;
	191	case LTTV_NONE:
	192	break;
	193	}
	194	}
	195	}
	196
	197	static void
	198	print_stats(FILE fp, LttvTracesetStats tscs)
	199	{
	200	int i, nb, saved_length;
	201
	202	LttvTraceset *ts;
	203
	204	LttvTraceStats *tcs;
	205
	206	GString *indent;
	207
	208	LttSystemDescription *desc;
	209
	210	if(tscs->stats == NULL) return;
	211	indent = g_string_new("");
	212	fprintf(fp, "Traceset statistics:\n\n");
	213	if(a_path_output) {
	214	print_path_tree(fp, indent, tscs->stats);
	215	} else {
	216	print_tree(fp, indent, tscs->stats);
	217	}
	218
	219	ts = tscs->parent.parent.ts;
	220	nb = lttv_traceset_number(ts);
	221
	222	for(i = 0 ; i < nb ; i++) {
	223	tcs = (LttvTraceStats *)(LTTV_TRACESET_CONTEXT(tscs)->traces[i]);
	224	#if 0 //FIXME
	225	desc = ltt_trace_system_description(tcs->parent.parent.t);
	226	LttTime start_time = ltt_trace_system_description_trace_start_time(desc);
	227	fprintf(fp, "Trace on system %s at time %lu.%09lu :\n",
	228	ltt_trace_system_description_node_name(desc),
	229	start_time.tv_sec,
	230	start_time.tv_nsec);
	231	#endif //FIXME
	232	saved_length = indent->len;
	233	if(a_path_output) {
	234	g_string_sprintfa(indent, "/trace%i", i);
	235	print_path_tree(fp, indent, tcs->stats);
	236	} else {
	237	g_string_append(indent, " ");
	238	print_tree(fp, indent, tcs->stats);
	239	}
	240	g_string_truncate(indent, saved_length);
	241	}
	242	g_string_free(indent, TRUE);
	243	}
	244
	245	/* Insert the hooks before and after each trace and tracefile, and for each
	246	event. Print a global header. */
	247
	248	static FILE *a_file;
	249
	250	static GString *a_string;
	251
	252	static gboolean write_traceset_header(void hook_data, void call_data)
	253	{
	254	LttvTracesetContext tc = (LttvTracesetContext )call_data;
	255
	256	g_info("TextDump traceset header");
	257
	258	if(a_file_name == NULL) a_file = stdout;
	259	else a_file = fopen(a_file_name, "w");
	260
	261	if(a_file == NULL) g_error("cannot open file %s", a_file_name);
	262
	263	/* Print the trace set header */
	264	fprintf(a_file,"Trace set contains %d traces\n\n",
	265	lttv_traceset_number(tc->ts));
	266
	267	return FALSE;
	268	}
	269
	270
	271	static gboolean write_traceset_footer(void hook_data, void call_data)
	272	{
	273	LttvTracesetContext tc = (LttvTracesetContext )call_data;
	274
	275	g_info("TextDump traceset footer");
	276
	277	fprintf(a_file,"End trace set\n\n");
	278
	279	if(LTTV_IS_TRACESET_STATS(tc)) {
	280	lttv_stats_sum_traceset((LttvTracesetStats *)tc, ltt_time_infinite);
	281	print_stats(a_file, (LttvTracesetStats *)tc);
	282	}
	283
	284	if(a_file_name != NULL) fclose(a_file);
	285
	286	return FALSE;
	287	}
	288
	289
	290	static gboolean write_trace_header(void hook_data, void call_data)
	291	{
	292	LttvTraceContext tc = (LttvTraceContext )call_data;
	293	#if 0 //FIXME
	294	LttSystemDescription *system = ltt_trace_system_description(tc->t);
	295
	296	fprintf(a_file," Trace from %s in %s\n%s\n\n",
	297	ltt_trace_system_description_node_name(system),
	298	ltt_trace_system_description_domain_name(system),
	299	ltt_trace_system_description_description(system));
	300	#endif //0
	301	return FALSE;
	302	}
	303
	304
	305	static int write_event_content(void hook_data, void call_data)
	306	{
	307	gboolean result;
	308
	309	LttvIAttribute *attributes = LTTV_IATTRIBUTE(lttv_global_attributes());
	310
	311	LttvTracefileContext tfc = (LttvTracefileContext )call_data;
	312
	313	LttvTracefileState tfs = (LttvTracefileState )call_data;
	314
	315	LttEvent *e;
	316
	317	LttvAttributeValue value_filter;
	318
	319	LttvFilter *filter;
	320
	321	guint cpu = tfs->cpu;
	322	LttvTraceState ts = (LttvTraceState)tfc->t_context;
	323	LttvProcessState *process = ts->running_process[cpu];
	324
	325	e = ltt_tracefile_get_event(tfc->tf);
	326
	327	result = lttv_iattribute_find_by_path(attributes, "filter/lttv_filter",
	328	LTTV_POINTER, &value_filter);
	329	g_assert(result);
	330	filter = (LttvFilter)(value_filter.v_pointer);
	331
	332	/*
	333	* call to the filter if available
	334	*/
	335	if(filter->head != NULL)
	336	if(!lttv_filter_tree_parse(filter->head,e,tfc->tf,
	337	tfc->t_context->t,tfc,NULL,NULL))
	338	return FALSE;
	339
	340	lttv_event_to_string(e, a_string, TRUE, !a_no_field_names, tfs);
	341
	342	if(a_state) {
	343	g_string_append_printf(a_string, " %s ",
	344	g_quark_to_string(process->state->s));
	345	}
	346
	347	g_string_append_printf(a_string,"\n");
	348
	349	fputs(a_string->str, a_file);
	350	return FALSE;
	351	}
	352
	353
	354	static void init()
	355	{
	356	gboolean result;
	357
	358	LttvAttributeValue value;
	359
	360	LttvIAttribute *attributes = LTTV_IATTRIBUTE(lttv_global_attributes());
	361
	362	g_info("Init textDump.c");
	363
	364	a_string = g_string_new("");
	365
	366	a_file_name = NULL;
	367	lttv_option_add("output", 'o',
	368	"output file where the text is written",
	369	"file name",
	370	LTTV_OPT_STRING, &a_file_name, NULL, NULL);
	371
	372	a_noevent = FALSE;
	373	lttv_option_add("noevent", 'n',
	374	"disable event printout",
	375	"",
	376	LTTV_OPT_NONE, &a_noevent, NULL, NULL);
	377
	378	a_no_field_names = FALSE;
	379	lttv_option_add("field_names", 's',
	380	"do not write the field names for each event",
	381	"",
	382	LTTV_OPT_NONE, &a_no_field_names, NULL, NULL);
	383
	384	a_state = FALSE;
	385	lttv_option_add("process_state", 'r',
	386	"write the pid and state for each event",
	387	"",
	388	LTTV_OPT_NONE, &a_state, NULL, NULL);
	389
	390	a_cpu_stats = FALSE;
	391	lttv_option_add("cpu_stats", 'c',
	392	"write the per cpu statistics",
	393	"",
	394	LTTV_OPT_NONE, &a_cpu_stats, NULL, NULL);
	395
	396	a_process_stats = FALSE;
	397	lttv_option_add("process_stats", 'p',
	398	"write the per process statistics",
	399	"",
	400	LTTV_OPT_NONE, &a_process_stats, NULL, NULL);
	401
	402	a_path_output = FALSE;
	403	lttv_option_add("path_output", 'a',
	404	"print the process stats in path format, for easy grepping",
	405	"",
	406	LTTV_OPT_NONE, &a_path_output, NULL, NULL);
	407
	408	if (!a_noevent) {
	409	result = lttv_iattribute_find_by_path(attributes, "hooks/event",
	410	LTTV_POINTER, &value);
	411	g_assert(result);
	412	event_hook = *(value.v_pointer);
	413	g_assert(event_hook);
	414	lttv_hooks_add(event_hook, write_event_content, NULL, LTTV_PRIO_DEFAULT);
	415	}
	416
	417	result = lttv_iattribute_find_by_path(attributes, "hooks/trace/before",
	418	LTTV_POINTER, &value);
	419	g_assert(result);
	420	before_trace = *(value.v_pointer);
	421	g_assert(before_trace);
	422	lttv_hooks_add(before_trace, write_trace_header, NULL, LTTV_PRIO_DEFAULT);
	423
	424	result = lttv_iattribute_find_by_path(attributes, "hooks/traceset/before",
	425	LTTV_POINTER, &value);
	426	g_assert(result);
	427	before_traceset = *(value.v_pointer);
	428	g_assert(before_traceset);
	429	lttv_hooks_add(before_traceset, write_traceset_header, NULL,
	430	LTTV_PRIO_DEFAULT);
	431
	432	result = lttv_iattribute_find_by_path(attributes, "hooks/traceset/after",
	433	LTTV_POINTER, &value);
	434	g_assert(result);
	435	after_traceset = *(value.v_pointer);
	436	g_assert(after_traceset);
	437	lttv_hooks_add(after_traceset, write_traceset_footer, NULL,
	438	LTTV_PRIO_DEFAULT);
	439	}
	440
	441	static void destroy()
	442	{
	443	g_info("Destroy textDump");
	444
	445	lttv_option_remove("noevent");
	446
	447	lttv_option_remove("output");
	448
	449	lttv_option_remove("field_names");
	450
	451	lttv_option_remove("process_state");
	452
	453	lttv_option_remove("cpu_stats");
	454
	455	lttv_option_remove("process_stats");
	456
	457	lttv_option_remove("path_output");
	458
	459	g_string_free(a_string, TRUE);
	460
	461	if (!a_noevent)
	462	lttv_hooks_remove_data(event_hook, write_event_content, NULL);
	463
	464	lttv_hooks_remove_data(before_trace, write_trace_header, NULL);
	465
	466	lttv_hooks_remove_data(before_traceset, write_traceset_header, NULL);
	467
	468	lttv_hooks_remove_data(after_traceset, write_traceset_footer, NULL);
	469	}
	470
	471
	472	LTTV_MODULE("textDump", "Print events in a file", \
	473	"Produce a detailed text printout of a trace", \
	474	init, destroy, "stats", "batchAnalysis", "option", "print")
	475