[lttv.git] / tags / lttv-0.10.0-pre15-12082008 / 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_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_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);

  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("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);

  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
5750899b	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_no_field_names,
	44	a_state,
	45	a_cpu_stats,
	46	a_process_stats,
	47	a_path_output;
	48
	49	static char
	50	*a_file_name = NULL;
	51
	52	static LttvHooks
	53	*before_traceset,
	54	*after_traceset,
	55	*before_trace,
	56	*event_hook;
	57
	58
	59	static void
	60	print_path_tree(FILE fp, GString indent, LttvAttribute *tree)
	61	{
	62	int i, nb, saved_length;
	63
	64	LttvAttribute *subtree;
65
66	LttvAttributeName name;
67
68	LttvAttributeValue value;
69
70	LttvAttributeType type;
71
72	gboolean is_named;
73
74	saved_length = indent->len;
75	nb = lttv_attribute_get_number(tree);
76	for(i = 0 ; i < nb ; i++) {
77	type = lttv_attribute_get(tree, i, &name, &value, &is_named);
78	if(is_named) {
79	g_string_sprintfa(indent, "/%s", g_quark_to_string(name));
80	} else {
81	g_string_sprintfa(indent, "/%s", name);
82	}
83
84	switch(type) {
85	case LTTV_INT:
86	fprintf(fp, "%s: %d\n", indent->str, *value.v_int);
87	break;
88	case LTTV_UINT:
89	fprintf(fp, "%s: %d\n", indent->str, *value.v_int);
90	break;
91	case LTTV_LONG:
92	fprintf(fp, "%s: %ld\n", indent->str, *value.v_ulong);
93	break;
94	case LTTV_ULONG:
95	fprintf(fp, "%s: %lu\n", indent->str, *value.v_ulong);
96	break;
97	case LTTV_FLOAT:
98	fprintf(fp, "%s: %f\n", indent->str, (double) *value.v_float);
99	break;
100	case LTTV_DOUBLE:
101	fprintf(fp, "%s: %f\n", indent->str, *value.v_double);
102	break;
103	case LTTV_TIME:
104	fprintf(fp, "%s: %lu.%09lu\n", indent->str, value.v_time->tv_sec, value.v_time->tv_nsec);
105	break;
106	case LTTV_POINTER:
107	fprintf(fp, "%s: POINTER\n", indent->str);
108	break;
109	case LTTV_STRING:
110	fprintf(fp, "%s: %s\n", indent->str, *value.v_string);
111	break;
112	case LTTV_GOBJECT:
113	if(LTTV_IS_ATTRIBUTE(*(value.v_gobject))) {
114	subtree = (LttvAttribute) (value.v_gobject);
115	print_path_tree(fp, indent, subtree);
116	} else {
117	fprintf(fp, "%s: GOBJECT\n", indent->str);
118	}
119	break;
120	case LTTV_NONE:
121	break;
122	}
123	g_string_truncate(indent, saved_length);
124	}
125	}
126
127	static void
128	print_tree(FILE fp, GString indent, LttvAttribute *tree)
129	{
130	int i, nb, saved_length;
131
132	LttvAttribute *subtree;
133
134	LttvAttributeName name;
135
136	LttvAttributeValue value;
137
138	LttvAttributeType type;
139
140	gboolean is_named;
141
142	nb = lttv_attribute_get_number(tree);
143	for(i = 0 ; i < nb ; i++) {
144	type = lttv_attribute_get(tree, i, &name, &value, &is_named);
145	if(is_named)
146	fprintf(fp, "%s%s: ", indent->str, g_quark_to_string(name));
147	else
148	fprintf(fp, "%s%lu: ", indent->str, name);
149
150	switch(type) {
151	case LTTV_INT:
152	fprintf(fp, "%d\n", *value.v_int);
153	break;
154	case LTTV_UINT:
155	fprintf(fp, "%u\n", *value.v_uint);
156	break;
157	case LTTV_LONG:
158	fprintf(fp, "%ld\n", *value.v_long);
159	break;
160	case LTTV_ULONG:
161	fprintf(fp, "%lu\n", *value.v_ulong);
162	break;
163	case LTTV_FLOAT:
164	fprintf(fp, "%f\n", (double)*value.v_float);
165	break;
166	case LTTV_DOUBLE:
167	fprintf(fp, "%f\n", *value.v_double);
168	break;
169	case LTTV_TIME:
170	fprintf(fp, "%10lu.%09lu\n", value.v_time->tv_sec,
171	value.v_time->tv_nsec);
172	break;
173	case LTTV_POINTER:
174	fprintf(fp, "POINTER\n");
175	break;
176	case LTTV_STRING:
177	fprintf(fp, "%s\n", *value.v_string);
178	break;
179	case LTTV_GOBJECT:
180	if(LTTV_IS_ATTRIBUTE(*(value.v_gobject))) {
181	fprintf(fp, "\n");
182	subtree = (LttvAttribute )(value.v_gobject);
183	saved_length = indent->len;
184	indent = g_string_append(indent, " ");
185	print_tree(fp, indent, subtree);
186	g_string_truncate(indent, saved_length);
187	}
188	else fprintf(fp, "GOBJECT\n");
189	break;
190	case LTTV_NONE:
191	break;
192	}
193	}
194	}
195
196	static void
197	print_stats(FILE fp, LttvTracesetStats tscs)
198	{
199	int i, nb, saved_length;
200
201	LttvTraceset *ts;
202
203	LttvTraceStats *tcs;
204
205	GString *indent;
206
207	LttSystemDescription *desc;
208
209	if(tscs->stats == NULL) return;
210	indent = g_string_new("");
211	fprintf(fp, "Traceset statistics:\n\n");
212	if(a_path_output) {
213	print_path_tree(fp, indent, tscs->stats);
214	} else {
215	print_tree(fp, indent, tscs->stats);
216	}
217
218	ts = tscs->parent.parent.ts;
219	nb = lttv_traceset_number(ts);
220
221	for(i = 0 ; i < nb ; i++) {
222	tcs = (LttvTraceStats *)(LTTV_TRACESET_CONTEXT(tscs)->traces[i]);
223	#if 0 //FIXME
224	desc = ltt_trace_system_description(tcs->parent.parent.t);
225	LttTime start_time = ltt_trace_system_description_trace_start_time(desc);
226	fprintf(fp, "Trace on system %s at time %lu.%09lu :\n",
227	ltt_trace_system_description_node_name(desc),
228	start_time.tv_sec,
229	start_time.tv_nsec);
230	#endif //FIXME
231	saved_length = indent->len;
232	if(a_path_output) {
233	g_string_sprintfa(indent, "/trace%i", i);
234	print_path_tree(fp, indent, tcs->stats);
235	} else {
236	g_string_append(indent, " ");
237	print_tree(fp, indent, tcs->stats);
238	}
239	g_string_truncate(indent, saved_length);
240	}
241	g_string_free(indent, TRUE);
242	}
243
244	/* Insert the hooks before and after each trace and tracefile, and for each
245	event. Print a global header. */
246
247	static FILE *a_file;
248
249	static GString *a_string;
250
251	static gboolean write_traceset_header(void hook_data, void call_data)
252	{
253	LttvTracesetContext tc = (LttvTracesetContext )call_data;
254
255	g_info("TextDump traceset header");
256
257	if(a_file_name == NULL) a_file = stdout;
258	else a_file = fopen(a_file_name, "w");
259
260	if(a_file == NULL) g_error("cannot open file %s", a_file_name);
261
262	/* Print the trace set header */
263	fprintf(a_file,"Trace set contains %d traces\n\n",
264	lttv_traceset_number(tc->ts));
265
266	return FALSE;
267	}
268
269
270	static gboolean write_traceset_footer(void hook_data, void call_data)
271	{
272	LttvTracesetContext tc = (LttvTracesetContext )call_data;
273
274	g_info("TextDump traceset footer");
275
276	fprintf(a_file,"End trace set\n\n");
277
278	if(LTTV_IS_TRACESET_STATS(tc)) {
279	lttv_stats_sum_traceset((LttvTracesetStats *)tc, ltt_time_infinite);
280	print_stats(a_file, (LttvTracesetStats *)tc);
281	}
282
283	if(a_file_name != NULL) fclose(a_file);
284
285	return FALSE;
286	}
287
288
289	static gboolean write_trace_header(void hook_data, void call_data)
290	{
291	LttvTraceContext tc = (LttvTraceContext )call_data;
292	#if 0 //FIXME
293	LttSystemDescription *system = ltt_trace_system_description(tc->t);
294
295	fprintf(a_file," Trace from %s in %s\n%s\n\n",
296	ltt_trace_system_description_node_name(system),
297	ltt_trace_system_description_domain_name(system),
298	ltt_trace_system_description_description(system));
299	#endif //0
300	return FALSE;
301	}
302
303
304	static int write_event_content(void hook_data, void call_data)
305	{
306	gboolean result;
307
308	LttvIAttribute *attributes = LTTV_IATTRIBUTE(lttv_global_attributes());
309
310	LttvTracefileContext tfc = (LttvTracefileContext )call_data;
311
312	LttvTracefileState tfs = (LttvTracefileState )call_data;
313
314	LttEvent *e;
315
316	LttvAttributeValue value_filter;
317
318	LttvFilter *filter;
319
320	guint cpu = tfs->cpu;
321	LttvTraceState ts = (LttvTraceState)tfc->t_context;
322	LttvProcessState *process = ts->running_process[cpu];
323
324	e = ltt_tracefile_get_event(tfc->tf);
325
326	result = lttv_iattribute_find_by_path(attributes, "filter/lttv_filter",
327	LTTV_POINTER, &value_filter);
328	g_assert(result);
329	filter = (LttvFilter)(value_filter.v_pointer);
330
331	/*
332	* call to the filter if available
333	*/
334	if(filter->head != NULL)
335	if(!lttv_filter_tree_parse(filter->head,e,tfc->tf,
336	tfc->t_context->t,tfc,NULL,NULL))
337	return FALSE;
338
339	lttv_event_to_string(e, a_string, TRUE, !a_no_field_names, tfs);
340
341	if(a_state) {
342	g_string_append_printf(a_string, " %s ",
343	g_quark_to_string(process->state->s));
344	}
345
346	g_string_append_printf(a_string,"\n");
347
348	fputs(a_string->str, a_file);
349	return FALSE;
350	}
351
352
353	static void init()
354	{
355	gboolean result;
356
357	LttvAttributeValue value;
358
359	LttvIAttribute *attributes = LTTV_IATTRIBUTE(lttv_global_attributes());
360
361	g_info("Init textDump.c");
362
363	a_string = g_string_new("");
364
365	a_file_name = NULL;
366	lttv_option_add("output", 'o',
367	"output file where the text is written",
368	"file name",
369	LTTV_OPT_STRING, &a_file_name, NULL, NULL);
370
371	a_no_field_names = FALSE;
372	lttv_option_add("field_names", 's',
373	"do not write the field names for each event",
374	"",
375	LTTV_OPT_NONE, &a_no_field_names, NULL, NULL);
376
377	a_state = FALSE;
378	lttv_option_add("process_state", 'r',
379	"write the pid and state for each event",
380	"",
381	LTTV_OPT_NONE, &a_state, NULL, NULL);
382
383	a_cpu_stats = FALSE;
384	lttv_option_add("cpu_stats", 'c',
385	"write the per cpu statistics",
386	"",
387	LTTV_OPT_NONE, &a_cpu_stats, NULL, NULL);
388
389	a_process_stats = FALSE;
390	lttv_option_add("process_stats", 'p',
391	"write the per process statistics",
392	"",
393	LTTV_OPT_NONE, &a_process_stats, NULL, NULL);
394
395	a_path_output = FALSE;
396	lttv_option_add("path_output", 'a',
397	"print the process stats in path format, for easy grepping",
398	"",
399	LTTV_OPT_NONE, &a_path_output, NULL, NULL);
400
401	result = lttv_iattribute_find_by_path(attributes, "hooks/event",
402	LTTV_POINTER, &value);
403	g_assert(result);
404	event_hook = *(value.v_pointer);
405	g_assert(event_hook);
406	lttv_hooks_add(event_hook, write_event_content, NULL, LTTV_PRIO_DEFAULT);
407
408	result = lttv_iattribute_find_by_path(attributes, "hooks/trace/before",
409	LTTV_POINTER, &value);
410	g_assert(result);
411	before_trace = *(value.v_pointer);
412	g_assert(before_trace);
413	lttv_hooks_add(before_trace, write_trace_header, NULL, LTTV_PRIO_DEFAULT);
414
415	result = lttv_iattribute_find_by_path(attributes, "hooks/traceset/before",
416	LTTV_POINTER, &value);
417	g_assert(result);
418	before_traceset = *(value.v_pointer);
419	g_assert(before_traceset);
420	lttv_hooks_add(before_traceset, write_traceset_header, NULL,
421	LTTV_PRIO_DEFAULT);
422
423	result = lttv_iattribute_find_by_path(attributes, "hooks/traceset/after",
424	LTTV_POINTER, &value);
425	g_assert(result);
426	after_traceset = *(value.v_pointer);
427	g_assert(after_traceset);
428	lttv_hooks_add(after_traceset, write_traceset_footer, NULL,
429	LTTV_PRIO_DEFAULT);
430	}
431
432	static void destroy()
433	{
434	g_info("Destroy textDump");
435
436	lttv_option_remove("output");
437
438	lttv_option_remove("field_names");
439
440	lttv_option_remove("process_state");
441
442	lttv_option_remove("cpu_stats");
443
444	lttv_option_remove("process_stats");
445
446	lttv_option_remove("path_output");
447
448	g_string_free(a_string, TRUE);
449
450	lttv_hooks_remove_data(event_hook, write_event_content, NULL);
451
452	lttv_hooks_remove_data(before_trace, write_trace_header, NULL);
453
454	lttv_hooks_remove_data(before_traceset, write_traceset_header, NULL);
455
456	lttv_hooks_remove_data(after_traceset, write_traceset_footer, NULL);
457	}
458
459
460	LTTV_MODULE("textDump", "Print events in a file", \
461	"Produce a detailed text printout of a trace", \
462	init, destroy, "stats", "batchAnalysis", "option", "print")
463