+++ /dev/null
-/* 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_field_names,
- a_state,
- a_cpu_stats,
- a_process_stats,
- a_raw;
-
-static char
- *a_file_name = NULL,
- *a_quark_file_name = NULL;
-
-static LttvHooks
- *before_traceset,
- *after_traceset,
- *before_trace,
- *after_trace,
- *event_hook;
-
-static guint a_event_count = 0;
-
-/* 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;
-
- 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 */
- if(a_raw) {
- /* TODO : Write a header that will check for ILP size and endianness */
- //fputc(HDR_TRACESET, a_file);
- g_assert(lttv_traceset_number(tc->ts) == 1); /* Only one trace in traceset */
- } else {
- fprintf(a_file,"<TRACESET NUM_TRACES=%d/>\n",
- lttv_traceset_number(tc->ts));
- }
-
- return FALSE;
-}
-
-
-static gboolean write_traceset_footer(void *hook_data, void *call_data)
-{
- LttvTracesetContext *tc = (LttvTracesetContext *)call_data;
- GQuark q;
- const gchar *string;
-
- if(a_raw) {
-
- } else {
- fprintf(a_file,"</TRACESET>\n");
- }
-
- if(a_file_name != NULL) fclose(a_file);
-
- if(a_raw) {
- if(a_quark_file_name == NULL) {
- if(a_file_name == NULL) a_file = stdout;
- else a_file = fopen(a_file_name, "a");
- } else {
- if(a_quark_file_name == NULL) a_file = stdout;
- else a_file = fopen(a_quark_file_name, "w");
- }
-
- if(a_file == NULL) g_error("cannot open file %s", a_quark_file_name);
-
- fputc(HDR_QUARKS, a_file);
- q = 1;
- do {
- string = g_quark_to_string(q);
- if(string == NULL) break;
- fputc(HDR_QUARK, a_file);
- // increment. fwrite(&q, sizeof(GQuark), 1, a_file);
- fwrite(string, sizeof(char), strlen(string)+1, a_file);
- q++;
- } while(1);
-
- if(a_quark_file_name != NULL || 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(a_raw) {
- fputc(HDR_TRACE, a_file);
- } else {
- fprintf(a_file,"<TRACE TRACE_NUMBER=%d/>\n",
- tc->index);
- }
-
- return FALSE;
-}
-
-static gboolean write_trace_footer(void *hook_data, void *call_data)
-{
- LttvTraceContext *tc = (LttvTraceContext *)call_data;
-
- if(a_raw) {
-
- } else {
- fprintf(a_file,"</TRACE>\n");
- }
-
- return FALSE;
-}
-
-
-static int for_each_event(void *hook_data, void *call_data)
-{
- guint *event_count = (guint*)hook_data;
-
- LttvIAttribute *attributes = LTTV_IATTRIBUTE(lttv_global_attributes());
-
- LttvTracefileContext *tfc = (LttvTracefileContext *)call_data;
-
- LttvTracefileState *tfs = (LttvTracefileState *)call_data;
-
- LttEvent *e;
-
- LttvAttributeValue value_filter;
-
- /* Only save at LTTV_STATE_SAVE_INTERVAL */
- if(likely((*event_count)++ < LTTV_STATE_SAVE_INTERVAL))
- return FALSE;
- else
- *event_count = 0;
-
- guint cpu = tfs->cpu;
- LttvTraceState *ts = (LttvTraceState*)tfc->t_context;
- LttvProcessState *process = ts->running_process[cpu];
-
- e = ltt_tracefile_get_event(tfc->tf);
-
- if(a_raw) {
- lttv_state_write_raw(ts, tfs->parent.timestamp, a_file);
- } else {
- lttv_state_write(ts, tfs->parent.timestamp, a_file);
- }
-
- return FALSE;
-}
-
-
-static void init()
-{
- LttvAttributeValue value;
-
- LttvIAttribute *attributes = LTTV_IATTRIBUTE(lttv_global_attributes());
-
- g_info("Init precomputeState.c");
-
- a_string = g_string_new("");
-
- a_file_name = NULL;
- lttv_option_add("output", 'o',
- "output file where the saved states are to be written",
- "file name",
- LTTV_OPT_STRING, &a_file_name, NULL, NULL);
-
- a_quark_file_name = NULL;
- lttv_option_add("qoutput", 'q',
- "output file where the quarks (tuples integer, string) are to be written",
- "file name",
- LTTV_OPT_STRING, &a_quark_file_name, NULL, NULL);
-
- lttv_option_add("raw", 'r',
- "Output in raw binary",
- "Raw binary",
- LTTV_OPT_NONE, &a_raw, NULL, NULL);
-
- g_assert(lttv_iattribute_find_by_path(attributes, "hooks/event",
- LTTV_POINTER, &value));
- g_assert((event_hook = *(value.v_pointer)) != NULL);
- lttv_hooks_add(event_hook, for_each_event, &a_event_count, LTTV_PRIO_DEFAULT);
-
- g_assert(lttv_iattribute_find_by_path(attributes, "hooks/trace/before",
- LTTV_POINTER, &value));
- g_assert((before_trace = *(value.v_pointer)) != NULL);
- lttv_hooks_add(before_trace, write_trace_header, NULL, LTTV_PRIO_DEFAULT);
-
- g_assert(lttv_iattribute_find_by_path(attributes, "hooks/trace/after",
- LTTV_POINTER, &value));
- g_assert((after_trace = *(value.v_pointer)) != NULL);
- lttv_hooks_add(after_trace, write_trace_footer, NULL, LTTV_PRIO_DEFAULT);
-
- g_assert(lttv_iattribute_find_by_path(attributes, "hooks/traceset/before",
- LTTV_POINTER, &value));
- g_assert((before_traceset = *(value.v_pointer)) != NULL);
- lttv_hooks_add(before_traceset, write_traceset_header, NULL,
- LTTV_PRIO_DEFAULT);
-
- g_assert(lttv_iattribute_find_by_path(attributes, "hooks/traceset/after",
- LTTV_POINTER, &value));
- g_assert((after_traceset = *(value.v_pointer)) != NULL);
- lttv_hooks_add(after_traceset, write_traceset_footer, NULL,
- LTTV_PRIO_DEFAULT);
-}
-
-static void destroy()
-{
- g_info("Destroy precomputeState");
-
- lttv_option_remove("output");
-
- lttv_option_remove("qoutput");
-
- lttv_option_remove("raw");
-
- g_string_free(a_string, TRUE);
-
- lttv_hooks_remove_data(event_hook, for_each_event, NULL);
-
- lttv_hooks_remove_data(before_trace, write_trace_header, NULL);
-
- lttv_hooks_remove_data(before_trace, write_traceset_header, NULL);
-
- lttv_hooks_remove_data(before_trace, write_traceset_footer, NULL);
-}
-
-
-LTTV_MODULE("precomputeState", "Precompute states", \
- "Precompute states in a trace, XML or binary output.", \
- init, destroy, "stats", "batchAnalysis", "option", "print")
-
projects / lttv.git / blobdiff