diff options
author | 2016-02-11 19:28:19 -0500 | |
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committer | 2016-02-12 01:30:48 +0000 | |
commit | 52642c3c535128cb96489fed45327bdd55953397 (patch) | |
tree | ce6e2cc9f505fbf04acbc9109adb4c204fb96c8c /g2/pointsel.c | |
parent | 3640d537e1c1ea7670b98f0aaf27a48c08984893 (diff) |
Performance tools, initial check-in
Change-Id: I9fb4f4babecbe02d171f38c4d089634e90141937
Signed-off-by: Dave Barach <dave@barachs.net>
Diffstat (limited to 'g2/pointsel.c')
-rw-r--r-- | g2/pointsel.c | 854 |
1 files changed, 854 insertions, 0 deletions
diff --git a/g2/pointsel.c b/g2/pointsel.c new file mode 100644 index 00000000..018dc213 --- /dev/null +++ b/g2/pointsel.c @@ -0,0 +1,854 @@ +/* + *------------------------------------------------------------------ + * Copyright (c) 2005-2016 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <stdio.h> +#include <stdlib.h> +#include <strings.h> +#include <ctype.h> +#include <string.h> +#include <gtk/gtk.h> +#include "g2.h" + +/* + * globals + */ +event_def_t g_eventdefs[NEVENTS]; + +/* + * locals + */ +static GtkWidget *s_pointselbox; +static FILE *s_hfp; +static FILE *s_elog_hfp; +static int s_basenum; +static GtkWidget *s_event_buttons[NEVENTS]; +static int s_min_shown_pointsel; +static int s_max_shown_pointsel; +static GtkWidget *s_allbutton; +static GtkWidget *s_nonebutton; +static GtkWidget *s_pointselbuttons; +static GtkWidget *s_ps_vscroll; +static GtkObject *s_ps_vsadj; +static int g_neventdefs; + +enum button_click { + ALL_BUTTON=1, + NONE_BUTTON, +}; + +/* + * config params + */ +int c_maxpointsel; + +/**************************************************************************** +* recompute_vscrollbar +****************************************************************************/ + +static void recompute_ps_vscrollbar (void) +{ + GtkAdjustment *adj; + ulong limit; + + adj = GTK_ADJUSTMENT(s_ps_vsadj); + +#ifdef NOTDEF + /* This seems like the right calculation, but seems not to work */ + if (g_neventdefs > c_maxpointsel) + limit = g_neventdefs - c_maxpointsel; + else + limit = g_neventdefs; +#else + limit = g_neventdefs-1; +#endif + + adj->lower = (gfloat)0.00; + adj->upper = (gfloat)limit; + adj->value = (gfloat)0.00; + adj->step_increment = (gfloat)1.00; + adj->page_increment = (gfloat)(c_maxpointsel / 3); + adj->page_size = (gfloat)c_maxpointsel; + gtk_adjustment_changed(adj); + gtk_adjustment_value_changed(adj); + gtk_widget_show(s_ps_vscroll); +} + +/**************************************************************************** +* point_select_callback +****************************************************************************/ + +static void point_select_callback(GtkToggleButton *item, gpointer data) +{ + int i = (int) (unsigned long long) data; + + g_eventdefs[i].selected = gtk_toggle_button_get_active( + GTK_TOGGLE_BUTTON(s_event_buttons[i])); + view1_display_when_idle(); +} + +/**************************************************************************** +* up_button +****************************************************************************/ + +static void up_button(void) +{ + int i; + int increment = c_maxpointsel/4; + + if (s_min_shown_pointsel == 0) + return; + + s_min_shown_pointsel -= increment; + + if (s_min_shown_pointsel < 0) + s_min_shown_pointsel = 0; + + s_max_shown_pointsel = s_min_shown_pointsel + c_maxpointsel; + + for (i = 0; i < g_neventdefs; i++) { + if (i >= s_min_shown_pointsel && + i <= s_max_shown_pointsel) + gtk_widget_show(s_event_buttons[i]); + else + gtk_widget_hide(s_event_buttons[i]); + } + +} + +#ifdef NOTDEF +/**************************************************************************** +* down_button +****************************************************************************/ + +static void down_button(void) +{ + int i; + int increment = c_maxpointsel/4; + + if (s_max_shown_pointsel == g_neventdefs) + return; + + s_max_shown_pointsel += increment; + + if (s_max_shown_pointsel >= g_neventdefs) + s_max_shown_pointsel = (g_neventdefs-1); + + s_min_shown_pointsel = s_max_shown_pointsel - c_maxpointsel; + + if (s_min_shown_pointsel < 0) + s_min_shown_pointsel = 0; + + for (i = 0; i < g_neventdefs; i++) { + if (i >= s_min_shown_pointsel && + i <= s_max_shown_pointsel) + gtk_widget_show(s_event_buttons[i]); + else + gtk_widget_hide(s_event_buttons[i]); + } + +} +#endif + +/**************************************************************************** +* button_click_callback +****************************************************************************/ + +static void button_click_callback(GtkButton *item, gpointer data) +{ + int i; + enum button_click click = (enum button_click)data; + + switch (click) { + case ALL_BUTTON: + for (i = 0; i < g_neventdefs; i++) { + gtk_toggle_button_set_active ( + GTK_TOGGLE_BUTTON(s_event_buttons[i]), TRUE); + g_eventdefs[i].selected = TRUE; + } + break; + + case NONE_BUTTON: + for (i = 0; i < g_neventdefs; i++) { + gtk_toggle_button_set_active ( + GTK_TOGGLE_BUTTON(s_event_buttons[i]), FALSE); + g_eventdefs[i].selected = FALSE; + } + break; + } +} + +/**************************************************************************** +* scroll_callback +****************************************************************************/ + +static void scroll_callback (GtkAdjustment *adj, GtkWidget *notused) +{ + int i; + + s_min_shown_pointsel = (int)adj->value; + s_max_shown_pointsel = s_min_shown_pointsel + c_maxpointsel; + + for (i = 0; i < g_neventdefs; i++) { + if (i >= s_min_shown_pointsel && + i <= s_max_shown_pointsel) + gtk_widget_show(s_event_buttons[i]); + else + gtk_widget_hide(s_event_buttons[i]); + } +} + +/**************************************************************************** +* point_selector_init +****************************************************************************/ + +void point_selector_init(void) +{ + + c_maxpointsel = atol(getprop_default("event_selector_lines", "20")); + + s_pointselbox = gtk_vbox_new(FALSE,5); + + s_pointselbuttons = gtk_hbox_new(FALSE,5); + + s_allbutton = gtk_button_new_with_label("ALL"); + gtk_widget_show(s_allbutton); + s_nonebutton = gtk_button_new_with_label("NONE"); + gtk_widget_show(s_nonebutton); + + gtk_signal_connect (GTK_OBJECT(s_allbutton), "clicked", + GTK_SIGNAL_FUNC(button_click_callback), + (gpointer) ALL_BUTTON); + + gtk_signal_connect (GTK_OBJECT(s_nonebutton), "clicked", + GTK_SIGNAL_FUNC(button_click_callback), + (gpointer) NONE_BUTTON); + + gtk_box_pack_start(GTK_BOX(s_pointselbuttons), s_allbutton, FALSE, + FALSE, 0); + gtk_box_pack_start(GTK_BOX(s_pointselbuttons), s_nonebutton, FALSE, + FALSE, 0); + + gtk_widget_show(s_pointselbuttons); + gtk_widget_ref(s_pointselbuttons); + + gtk_box_pack_start(GTK_BOX(s_pointselbox), s_pointselbuttons, FALSE, + FALSE, 0); + + gtk_box_pack_end (GTK_BOX(g_mainhbox), s_pointselbox, + FALSE, FALSE, 0); + + s_ps_vsadj = gtk_adjustment_new(0.0 /* initial value */, + 0.0 /* minimum value */, + 2000.0 /* maximum value */, + 0.1 /* step increment */, + 10.0/* page increment */, + 10.0/* page size */); + + s_ps_vscroll = gtk_vscrollbar_new (GTK_ADJUSTMENT(s_ps_vsadj)); + gtk_signal_connect (GTK_OBJECT (s_ps_vsadj), "value-changed", + GTK_SIGNAL_FUNC (scroll_callback), + (gpointer)s_ps_vscroll); + gtk_box_pack_end(GTK_BOX(g_mainhbox), s_ps_vscroll, FALSE, FALSE, 0); +} + +/**************************************************************************** +* sxerox +****************************************************************************/ + +char *sxerox (char *s) +{ + char *rv; + + /* Note: g_malloc does or dies... */ + rv = (char *)g_malloc(strlen(s)+1); + strcpy (rv, s); + return (rv); +} + +/**************************************************************************** +* reset_point_selector +****************************************************************************/ + +static void reset_point_selector(void) +{ + int i; + + gtk_widget_hide(s_pointselbox); + gtk_widget_hide(s_pointselbuttons); + gtk_widget_hide(s_ps_vscroll); + gtk_container_remove(GTK_CONTAINER(s_pointselbox), + s_pointselbuttons); + + for (i = 0; i < g_neventdefs; i++) { + if (s_event_buttons[i]) { + gtk_container_remove(GTK_CONTAINER(s_pointselbox), + s_event_buttons[i]); + s_event_buttons[i] = 0; + } + } +} + +/**************************************************************************** +* create_point_selector +****************************************************************************/ + +static void create_point_selector(void) +{ + int i; + char tmpbuf [1024]; + event_def_t *ep; + GtkWidget *wp; + + for (i = 0; i < g_neventdefs; i++) { + ep = &g_eventdefs[i]; + sprintf(tmpbuf, "[%lu] %s", ep->event, + ep->name ? ep->name : "(none)"); + /* Hack to reduce width of point selectors */ + if (strlen(tmpbuf) > 50) { + tmpbuf[50] = 0; + } + + wp = gtk_check_button_new_with_label (tmpbuf); + s_event_buttons[i] = wp; + gtk_signal_connect (GTK_OBJECT(wp), "toggled", + GTK_SIGNAL_FUNC(point_select_callback), + (gpointer) (unsigned long long) i); + gtk_toggle_button_set_active ( + GTK_TOGGLE_BUTTON(wp), TRUE); + gtk_box_pack_start(GTK_BOX(s_pointselbox), wp, FALSE, FALSE, 0); + } + + /* set up scroll parameters by faking an up-button */ + s_min_shown_pointsel = 1; + up_button(); + + gtk_box_pack_start(GTK_BOX(s_pointselbox), s_pointselbuttons, FALSE, + FALSE, 0); + gtk_widget_show(s_pointselbuttons); + gtk_widget_show(s_pointselbox); + gtk_widget_show(s_ps_vscroll); +} + +/**************************************************************************** +* remove_all_events +****************************************************************************/ + +static void remove_all_events(void) +{ + event_def_t *ep; + int i; + + for (i = 0; i < g_neventdefs; i++) { + ep = &g_eventdefs[i]; + if (!ep->is_clib) { + if (ep->name) + g_free(ep->name); + if(ep->format) + g_free(ep->format); + } + } + g_neventdefs = 0; +} + +/**************************************************************************** +* add_event +****************************************************************************/ + +static void add_event(ulong event, char *name, char *format) +{ + int i; + event_def_t *ep; + + if (g_neventdefs >= NEVENTS) { + g_error("Too many event definitions, increase NEVENTS!"); + /*NOTREACHED*/ + } + + /* Simple dup check, probably not needed very often */ + for (i = 0; i < g_neventdefs; i++) { + if (g_eventdefs[i].event == event) { + g_warning("Duplicate def event %lu: first definition retained\n", + event); + return; + } + } + + ep = &g_eventdefs[g_neventdefs++]; + + ep->event = event; + ep->name = sxerox(name); + ep->format = sxerox(format); + ep->selected = TRUE; +} + +/**************************************************************************** +* add_event_from_cpel_file +****************************************************************************/ + +void add_event_from_cpel_file(ulong event, char *event_format, + char *datum_format) +{ + event_def_t *ep; + + if (g_neventdefs >= NEVENTS) { + g_error("Too many event definitions, increase NEVENTS!"); + /*NOTREACHED*/ + } + + ep = &g_eventdefs[g_neventdefs++]; + + ep->event = event; + /* + * Duplicate the strings for backward compatibility. Otherwise, + * the g_free above will barf because the name/format strings are + * actually in mmap'ed memory + */ + ep->name = sxerox(event_format); + ep->format = sxerox(datum_format); + ep->selected = TRUE; +} + +/**************************************************************************** +* add_event_from_clib_file +****************************************************************************/ + +void add_event_from_clib_file(unsigned int event, char *name, + unsigned int vec_index) +{ + event_def_t *ep; + + if (g_neventdefs >= NEVENTS) { + g_error("Too many event definitions, increase NEVENTS!"); + /*NOTREACHED*/ + } + + ep = &g_eventdefs[g_neventdefs++]; + + ep->event = event; + + ep->name = sxerox(name); + ep->format = (void *)(unsigned long long) vec_index; + ep->selected = TRUE; + ep->is_clib = TRUE; +} + +/**************************************************************************** +* read_header_file - eats header file lines of the form +* +* #define EVENT_FOO 123 / * name: %d * / +* +****************************************************************************/ + +static void read_header_file (void) +{ + char tmpbuf [1024]; + char *name, *format; + char *cp; + unsigned long event; + int ev_num_flag; + + while (fgets (tmpbuf, sizeof (tmpbuf), s_hfp)) + { + cp = tmpbuf; + ev_num_flag = 0; + + if (strncmp (cp, "#define", 7)) + continue; + + /* skip #define */ + while (*cp && !(isspace ((int)*cp))) + cp++; + + if (*cp == 0) + continue; + + /* skip ws after #define */ + while (*cp && isspace ((int)*cp)) + cp++; + + if (*cp == 0) + continue; + + /* skip symbolic name */ + while (*cp && !(isspace ((int)*cp))) + cp++; + + if (*cp == 0) + continue; + + /* skip ws after symbolic name */ + while (*cp && isspace ((int)*cp)) + cp++; + + if (*cp == 0) + continue; + + event = 0; + + if (!strncmp(cp, "EV_NUM", 6)) { + cp += 6; + ev_num_flag = 1; + + while (*cp && *cp != '(') + cp++; + + if (*cp == 0) + continue; + + cp++; + + while (*cp && isspace ((int)*cp)) + cp++; + + } + + /* eat event code. */ + while (*cp && isdigit ((int)*cp)) + { + event = event * 10 + (*cp - '0'); + cp++; + } + + if (*cp == 0) + continue; + + if (ev_num_flag) { + while (*cp && *cp != ')') + cp++; + if (*cp == 0) + continue; + cp++; + event += s_basenum; + } + + /* skip ws after event code */ + while (*cp && isspace ((int)*cp)) + cp++; + + if (*cp != '/') + continue; + + cp++; + + if (*cp != '*') + continue; + + cp++; + + /* skip ws after comment start */ + while (*cp && isspace ((int)*cp)) + cp++; + + if (*cp == 0) + continue; + + name = cp; + + /* accumulate name */ + while (*cp && *cp != ':' && *cp != '*') + cp++; + + if (*cp == 0) + continue; + + *cp++ = 0; + + /* skip ws after name: */ + while (*cp && isspace ((int)*cp)) + cp++; + + if (*cp == 0 || *cp == '/') + { + format = " "; + goto write_it; + } + + format = cp; + + /* accumulate format string */ + while (*cp && !isspace ((int)*cp)) + cp++; + + *cp = 0; + + write_it: + + add_event (event, name, format); + } +} + +/**************************************************************************** +* read_header_files - eats header file lines of the form +* +* #define FILE1_BASE 100 / * pointdefs: ../vpn/vpn_points.h * / +* +****************************************************************************/ + +static boolean read_header_files (void) +{ + char *cp, *name; + char tmpbuf [1024]; + int basenum; + boolean rv=FALSE; + + while (fgets (tmpbuf, sizeof (tmpbuf), s_elog_hfp)) + { + cp = tmpbuf; + + if (strncmp (cp, "#define", 7)) + continue; + + cp += 7; + + /* skip ws after #define */ + while (*cp && isspace ((int)*cp)) + cp++; + + if (*cp == 0) + continue; + + /* skip EV_COMPxxx_START */ + while (*cp && !isspace((int)*cp)) + cp++; + + if (*cp == 0) + continue; + + /* skip ws after EV_COMPxxx_START */ + while (*cp && isspace ((int)*cp)) + cp++; + + if (*cp == 0) + continue; + + basenum = atol (cp); + + /* skip #define */ + while (*cp && (*cp != '/')) + cp++; + + if (*cp == 0) + continue; + + cp++; + if (*cp != '*') + continue; + + cp++; + + /* skip ws after comment start */ + while (*cp && isspace ((int)*cp)) + cp++; + + if (*cp == 0) + continue; + + if (strncmp (cp, "pointdefs:", 10)) + continue; + + cp += 10; + + /* skip ws after comment start */ + while (*cp && isspace ((int)*cp)) + cp++; + + name = cp; + + while (*cp && !isspace ((int)*cp)) + cp++; + + *cp = 0; + + s_hfp = fopen (name, "rt"); + + if (s_hfp == NULL) { + g_warning ("Couldn't open header file %s\n", name); + continue; + } + rv = TRUE; + + s_basenum = basenum; + + read_header_file(); + + fclose (s_hfp); + } + return(rv); +} + +/**************************************************************************** +* event_def_cmp +****************************************************************************/ + +int event_def_cmp(const void *a1, const void *a2) +{ + event_def_t *e1 = (event_def_t *)a1; + event_def_t *e2 = (event_def_t *)a2; + + if (e1->event < e2->event) + return(-1); + else if (e1->event == e2->event) + return(0); + else + return(1); +} + +/**************************************************************************** +* sort_event_definitions +****************************************************************************/ + +void sort_event_definitions(void) +{ + qsort(&g_eventdefs[0], g_neventdefs, sizeof(event_def_t), event_def_cmp); +} + +static boolean remove_needed=TRUE; + +void finalize_events(void) +{ + sort_event_definitions(); + create_point_selector(); + recompute_ps_vscrollbar(); + view1_display_when_idle(); + remove_needed = TRUE; +} + +void initialize_events(void) +{ + if (remove_needed) { + reset_point_selector(); + remove_all_events(); + remove_needed = FALSE; + } +} + +/**************************************************************************** +* read_event_definitions +****************************************************************************/ + +boolean read_event_definitions (char *filename) +{ + char tmpbuf [128]; + + initialize_events(); + + s_elog_hfp = fopen (filename, "rt"); + if (s_elog_hfp == NULL) { + sprintf (tmpbuf, "Couldn't open %s\n", filename); + infobox ("Open Failed", tmpbuf); + return(FALSE); + } + /* Presume "elog.h". Note fallthrough... */ + if (read_header_files()) { + sort_event_definitions(); + create_point_selector(); + recompute_ps_vscrollbar(); + fclose(s_elog_hfp); + view1_display_when_idle(); + remove_needed = TRUE; + return(TRUE); + } + fclose(s_elog_hfp); + + s_hfp = fopen (filename, "rt"); + if (s_hfp == NULL) { + sprintf (tmpbuf, "Couldn't open %s\n", filename); + infobox ("Read Event Definition Failure", tmpbuf); + return(FALSE); + } + + read_header_file(); + + /* Happens if the user feeds us the wrong file, for example */ + if (g_neventdefs == 0) { + sprintf (tmpbuf, "No event definitions found in %s\n", filename); + infobox ("No Event Definitions?", tmpbuf); + return(FALSE); + } + finalize_events(); + return(TRUE); +} + +static event_def_t dummy_event; +static char dummy_string[32]; + +/**************************************************************************** +* find_event_definition +* Binary search for first event whose time is >= t +****************************************************************************/ + +event_def_t *find_event_definition (ulong code) +{ + int index, bottom, top; + event_def_t *edp; + + if (g_neventdefs == 0) + goto use_dummy; + + bottom = g_neventdefs-1; + top = 0; + + while (1) { + index = (bottom + top) / 2; + + edp = (g_eventdefs + index); + + if (edp->event == code) + return(edp); + + if (top >= bottom) { + use_dummy: + edp = &dummy_event; + edp->selected = TRUE; + edp->event = code; + edp->format = "0x%x"; + sprintf (dummy_string, "E%lu", code); + edp->name = &dummy_string[0]; + return(edp); + } + + if (edp->event < code) + top = index + 1; + else + bottom = index - 1; + } +} + +/**************************************************************************** +* pointsel_next_snapshot +* Set dialog buttons from snapshot +****************************************************************************/ + +void pointsel_next_snapshot(void) +{ + int i; + + for (i = 0; i < g_neventdefs; i++) { + gtk_toggle_button_set_active ( + GTK_TOGGLE_BUTTON(s_event_buttons[i]), + g_eventdefs[i].selected); + } +} + +/**************************************************************************** +* pointsel_about +****************************************************************************/ + +void pointsel_about (char *tmpbuf) +{ + sprintf (tmpbuf+strlen(tmpbuf), "%d event definitions\n", + g_neventdefs); +} |