/* * Copyright 2004, Irene Ruengeler * Copyright 2009, Varun Notibala * * $Id$ * * Wireshark - Network traffic analyzer * By Gerald Combs * Copyright 1998 Gerald Combs * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * 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. */ #ifdef HAVE_CONFIG_H # include #endif #include #include #include #include #include "epan/filesystem.h" #include #include "../globals.h" #include "ui/ui_util.h" #include "ui/simple_dialog.h" #include "ui/gtk/dlg_utils.h" #include "ui/gtk/main.h" #include "ui/gtk/sctp_stat.h" #include "ui/gtk/gui_utils.h" #include "ui/gtk/old-gtk-compat.h" #define DEFAULT_PIXELS_PER_TICK 2 #define MAX_PIXELS_PER_TICK 4 #define AUTO_MAX_YSCALE 0 #define MAX_TICK_VALUES 5 #define DEFAULT_TICK_VALUE 3 #define MAX_YSCALE 22 #define MAX_COUNT_TYPES 3 #define COUNT_TYPE_FRAMES 0 #define COUNT_TYPE_BYTES 1 #define COUNT_TYPE_ADVANCED 2 #define LEFT_BORDER 60 #define RIGHT_BORDER 10 #define TOP_BORDER 10 #define BOTTOM_BORDER 50 #define SUB_32(a, b) ((a)-(b)) #define POINT_SIZE 1 static GtkWidget * sack_bt; /* * Global variables that help in redrawing graph * for SACK and NRSACK */ static guint8 gIsSackChunkPresent = 0; static guint8 gIsNRSackChunkPresent = 0; struct chunk_header { guint8 type; guint8 flags; guint16 length; }; struct data_chunk_header { guint8 type; guint8 flags; guint16 length; guint32 tsn; guint16 sid; guint16 ssn; guint32 ppi; }; struct init_chunk_header { guint8 type; guint8 flags; guint16 length; guint32 initiate_tag; guint32 a_rwnd; guint16 mos; guint16 mis; guint32 initial_tsn; }; struct gaps { guint16 start; guint16 end; }; struct sack_chunk_header { guint8 type; guint8 flags; guint16 length; guint32 cum_tsn_ack; guint32 a_rwnd; guint16 nr_of_gaps; guint16 nr_of_dups; struct gaps gaps[1]; }; struct nr_sack_chunk_header { guint8 type; guint8 flags; guint16 length; guint32 cum_tsn_ack; guint32 a_rwnd; guint16 nr_of_gaps; guint16 nr_of_nr_gaps; guint16 nr_of_dups; guint16 reserved; struct gaps gaps[1]; }; static gboolean label_set = FALSE; static guint32 max_tsn=0, min_tsn=0; static void sctp_graph_set_title(struct sctp_udata *u_data); static void create_draw_area(GtkWidget *box, struct sctp_udata *u_data); static GtkWidget *zoomout_bt; #if defined(_WIN32) && !defined(__MINGW32__) static int rint (double ); /* compiler template for Windows */ #endif static void draw_sack_graph(struct sctp_udata *u_data) { tsn_t *sack; GList *list=NULL, *tlist; guint16 gap_start=0, gap_end=0, i, j, nr, dup_nr; guint8 type; guint32 tsnumber, dup; gint xvalue, yvalue; GdkColor red_color = {0, 65535, 0, 0}; GdkColor green_color = {0, 0, 65535, 0}; GdkColor cyan_color = {0, 0, 65535, 65535}; struct sack_chunk_header *sack_header; struct gaps *gap; guint32 /*max_num,*/ diff; guint32 *dup_list; cairo_t * cr = NULL; if (u_data->dir==2) { list = g_list_last(u_data->assoc->sack2); if (u_data->io->tmp==FALSE) { min_tsn=u_data->assoc->min_tsn2; max_tsn=u_data->assoc->max_tsn2; } else { min_tsn=u_data->assoc->min_tsn2+u_data->io->tmp_min_tsn2; max_tsn=u_data->assoc->min_tsn2+u_data->io->tmp_max_tsn2; } } else if (u_data->dir==1) { list = g_list_last(u_data->assoc->sack1); if (u_data->io->tmp==FALSE) { min_tsn=u_data->assoc->min_tsn1; max_tsn=u_data->assoc->max_tsn1; } else { min_tsn=u_data->assoc->min_tsn1+u_data->io->tmp_min_tsn1; max_tsn=u_data->assoc->min_tsn1+u_data->io->tmp_max_tsn1; } } while (list) { sack = (tsn_t*) (list->data); tlist = g_list_first(sack->tsns); while (tlist) { type = ((struct chunk_header *)tlist->data)->type; if (type == SCTP_SACK_CHUNK_ID) { gIsSackChunkPresent = 1; sack_header =(struct sack_chunk_header *)tlist->data; nr=g_ntohs(sack_header->nr_of_gaps); tsnumber = g_ntohl(sack_header->cum_tsn_ack); dup_nr=g_ntohs(sack_header->nr_of_dups); if (sack->secs>=u_data->io->x1_tmp_sec) { if (nr>0) { gap = &sack_header->gaps[0]; for(i=0;istart); gap_end = g_ntohs(gap->end); /* max_num=gap_end+tsnumber; */ for (j=gap_start; j<=gap_end; j++) { if (u_data->io->uoff) diff = sack->secs - u_data->io->min_x; else diff=sack->secs*1000000+sack->usecs-u_data->io->min_x; xvalue = (guint32)(LEFT_BORDER+u_data->io->offset+u_data->io->x_interval*diff); yvalue = (guint32)(u_data->io->surface_height-BOTTOM_BORDER-POINT_SIZE-u_data->io->offset-((SUB_32(j+tsnumber,min_tsn))*u_data->io->y_interval)); if (xvalue >= LEFT_BORDER+u_data->io->offset && xvalue <= u_data->io->surface_width-RIGHT_BORDER+u_data->io->offset && yvalue >= TOP_BORDER-u_data->io->offset-POINT_SIZE && yvalue <= u_data->io->surface_height-BOTTOM_BORDER-u_data->io->offset) { #if GTK_CHECK_VERSION(2,22,0) cr = cairo_create (u_data->io->surface); #else cr = gdk_cairo_create (u_data->io->pixmap); #endif gdk_cairo_set_source_color (cr, &green_color); cairo_arc(cr, xvalue, yvalue, POINT_SIZE, 0, 2 * G_PI); cairo_fill(cr); cairo_destroy(cr); } } if (i < nr-1) gap++; } } /* else max_num=tsnumber; */ if (tsnumber>=min_tsn) { if (u_data->io->uoff) diff = sack->secs - u_data->io->min_x; else diff=sack->secs*1000000+sack->usecs-u_data->io->min_x; xvalue = (guint32)(LEFT_BORDER+u_data->io->offset+u_data->io->x_interval*diff); yvalue = (guint32)(u_data->io->surface_height-BOTTOM_BORDER-POINT_SIZE -u_data->io->offset-((SUB_32(tsnumber,min_tsn))*u_data->io->y_interval)); if (xvalue >= LEFT_BORDER+u_data->io->offset && xvalue <= u_data->io->surface_width-RIGHT_BORDER+u_data->io->offset && yvalue >= TOP_BORDER-u_data->io->offset-POINT_SIZE && yvalue <= u_data->io->surface_height-BOTTOM_BORDER-u_data->io->offset) { #if GTK_CHECK_VERSION(2,22,0) cr = cairo_create (u_data->io->surface); #else cr = gdk_cairo_create (u_data->io->pixmap); #endif gdk_cairo_set_source_color (cr, &red_color); cairo_arc(cr, xvalue, yvalue, POINT_SIZE, 0, 2 * G_PI); cairo_fill(cr); cairo_destroy(cr); } } if (dup_nr > 0) { dup_list = &sack_header->a_rwnd + 2 + nr; for (i = 0; i < dup_nr; i++) { dup = g_ntohl(dup_list[i]); if (dup >= min_tsn) { if (u_data->io->uoff) diff = sack->secs - u_data->io->min_x; else diff=sack->secs*1000000+sack->usecs-u_data->io->min_x; xvalue = (guint32)(LEFT_BORDER+u_data->io->offset+u_data->io->x_interval*diff); yvalue = (guint32)(u_data->io->surface_height-BOTTOM_BORDER-POINT_SIZE -u_data->io->offset-((SUB_32(dup,min_tsn))*u_data->io->y_interval)); if (xvalue >= LEFT_BORDER+u_data->io->offset && xvalue <= u_data->io->surface_width-RIGHT_BORDER+u_data->io->offset && yvalue >= TOP_BORDER-u_data->io->offset-POINT_SIZE && yvalue <= u_data->io->surface_height-BOTTOM_BORDER-u_data->io->offset) { #if GTK_CHECK_VERSION(2,22,0) cr = cairo_create (u_data->io->surface); #else cr = gdk_cairo_create (u_data->io->pixmap); #endif gdk_cairo_set_source_color (cr, &cyan_color); cairo_arc(cr, xvalue, yvalue, POINT_SIZE, 0, 2 * G_PI); cairo_fill(cr); cairo_destroy(cr); } } } } } } tlist = g_list_next(tlist); } list = g_list_previous(list); } } /* * This function plots the NR_SACK gap ack and * nr gap acks. * Red dot - Cumulative TSN ack * Green dot - Gap ack * Blue circle - NR Gap ack */ static void draw_nr_sack_graph(struct sctp_udata *u_data) { tsn_t *sack; GList *list=NULL, *tlist; guint16 gap_start=0, gap_end=0, i, numberOf_gaps, numberOf_nr_gaps; guint8 type; guint32 tsnumber, j; gint xvalue, yvalue; GdkColor red_color = {0, 65535, 0, 0}; GdkColor blue_color = {0, 0, 0, 65535}; GdkColor green_color = {0, 0, 65535, 0}; struct nr_sack_chunk_header *nr_sack_header; struct gaps *nr_gap; guint32 /*max_num,*/ diff; /* This holds the sum of gap acks and nr gap acks */ guint16 total_gaps = 0; cairo_t *cr = NULL; if (u_data->dir==2) { list = g_list_last(u_data->assoc->sack2); if (u_data->io->tmp==FALSE) { min_tsn=u_data->assoc->min_tsn2; max_tsn=u_data->assoc->max_tsn2; } else { min_tsn=u_data->assoc->min_tsn2+u_data->io->tmp_min_tsn2; max_tsn=u_data->assoc->min_tsn2+u_data->io->tmp_max_tsn2; } } else if (u_data->dir==1) { list = g_list_last(u_data->assoc->sack1); if (u_data->io->tmp==FALSE) { min_tsn=u_data->assoc->min_tsn1; max_tsn=u_data->assoc->max_tsn1; } else { min_tsn=u_data->assoc->min_tsn1+u_data->io->tmp_min_tsn1; max_tsn=u_data->assoc->min_tsn1+u_data->io->tmp_max_tsn1; } } while (list) { sack = (tsn_t*) (list->data); tlist = g_list_first(sack->tsns); while (tlist) { type = ((struct chunk_header *)tlist->data)->type; /* * The tlist->data is memcpy ied to the appropriate structure * They entire raw tvb bytes are copied on to one of the *_chunk_header * structures in sctp_stat.c */ if (type == SCTP_NR_SACK_CHUNK_ID) { gIsNRSackChunkPresent = 1; nr_sack_header =(struct nr_sack_chunk_header *)tlist->data; numberOf_nr_gaps=g_ntohs(nr_sack_header->nr_of_nr_gaps); numberOf_gaps=g_ntohs(nr_sack_header->nr_of_gaps); tsnumber = g_ntohl(nr_sack_header->cum_tsn_ack); total_gaps = numberOf_gaps + numberOf_nr_gaps; if (sack->secs>=u_data->io->x1_tmp_sec) { /* If the number of nr_gaps is greater than 0 */ if ( total_gaps > 0 ) { nr_gap = &nr_sack_header->gaps[0]; for ( i=0; i < total_gaps; i++ ) { gap_start=g_ntohs(nr_gap->start); gap_end = g_ntohs(nr_gap->end); /* max_num= gap_end + tsnumber; */ for ( j = gap_start; j <= gap_end; j++) { if (u_data->io->uoff) diff = sack->secs - u_data->io->min_x; else diff=sack->secs*1000000+sack->usecs-u_data->io->min_x; xvalue = (guint32)(LEFT_BORDER+u_data->io->offset+u_data->io->x_interval*diff); yvalue = (guint32)(u_data->io->surface_height-BOTTOM_BORDER-POINT_SIZE-u_data->io->offset-((SUB_32(j+tsnumber,min_tsn))*u_data->io->y_interval)); if (xvalue >= LEFT_BORDER+u_data->io->offset && xvalue <= u_data->io->surface_width-RIGHT_BORDER+u_data->io->offset && yvalue >= TOP_BORDER-u_data->io->offset-POINT_SIZE && yvalue <= u_data->io->surface_height-BOTTOM_BORDER-u_data->io->offset) { /* Check if this is an GAP ACK or NR GAP ACK */ if ( i >= numberOf_gaps) { /* This is a nr gap ack */ #if GTK_CHECK_VERSION(2,22,0) cr = cairo_create (u_data->io->surface); #else cr = gdk_cairo_create (u_data->io->pixmap); #endif gdk_cairo_set_source_color (cr, &blue_color); cairo_arc(cr, xvalue, yvalue, POINT_SIZE, 0, 2 * G_PI); cairo_stroke(cr); cairo_destroy(cr); /* All NR GAP Acks are also gap acks, so plot these as * gap acks - green dot. * These will be shown as points with a green dot - GAP ACK * surrounded by a blue circle - NR GAP ack */ #if GTK_CHECK_VERSION(2,22,0) cr = cairo_create (u_data->io->surface); #else cr = gdk_cairo_create (u_data->io->pixmap); #endif gdk_cairo_set_source_color (cr, &green_color); cairo_arc(cr, xvalue, yvalue, POINT_SIZE, 0, 2 * G_PI); cairo_fill(cr); cairo_destroy(cr); } else { /* This is just a gap ack */ #if GTK_CHECK_VERSION(2,22,0) cr = cairo_create (u_data->io->surface); #else cr = gdk_cairo_create (u_data->io->pixmap); #endif gdk_cairo_set_source_color (cr, &green_color); cairo_arc(cr, xvalue, yvalue, POINT_SIZE, 0, 2 * G_PI); cairo_fill(cr); cairo_destroy(cr); } } } if (i < total_gaps-1) nr_gap++; } } /* else max_num=tsnumber; */ if (tsnumber>=min_tsn) { if (u_data->io->uoff) diff = sack->secs - u_data->io->min_x; else diff=sack->secs*1000000+sack->usecs-u_data->io->min_x; xvalue = (guint32)(LEFT_BORDER+u_data->io->offset+u_data->io->x_interval*diff); yvalue = (guint32)(u_data->io->surface_height-BOTTOM_BORDER-POINT_SIZE -u_data->io->offset-((SUB_32(tsnumber,min_tsn))*u_data->io->y_interval)); if (xvalue >= LEFT_BORDER+u_data->io->offset && xvalue <= u_data->io->surface_width-RIGHT_BORDER+u_data->io->offset && yvalue >= TOP_BORDER-u_data->io->offset-POINT_SIZE && yvalue <= u_data->io->surface_height-BOTTOM_BORDER-u_data->io->offset) { #if GTK_CHECK_VERSION(2,22,0) cr = cairo_create (u_data->io->surface); #else cr = gdk_cairo_create (u_data->io->pixmap); #endif gdk_cairo_set_source_color (cr, &red_color); cairo_arc(cr, xvalue, yvalue, POINT_SIZE, 0, 2 * G_PI); cairo_fill(cr); cairo_destroy(cr); } } } } tlist = g_list_next(tlist); } list = g_list_previous(list); } } static void draw_tsn_graph(struct sctp_udata *u_data) { tsn_t *tsn; GList *list=NULL, *tlist; guint8 type; guint32 tsnumber=0; guint32 min_secs=0, diff; gint xvalue, yvalue; cairo_t *cr = NULL; if (u_data->dir == 1) { list = g_list_last(u_data->assoc->tsn1); if (u_data->io->tmp == FALSE) { min_tsn = u_data->assoc->min_tsn1; max_tsn = u_data->assoc->max_tsn1; } else { min_tsn = u_data->assoc->min_tsn1 + u_data->io->tmp_min_tsn1; max_tsn = u_data->assoc->min_tsn1 + u_data->io->tmp_max_tsn1; } } else if (u_data->dir == 2) { list = g_list_last(u_data->assoc->tsn2); if (u_data->io->tmp == FALSE) { min_tsn = u_data->assoc->min_tsn2; max_tsn = u_data->assoc->max_tsn2; } else { min_tsn = u_data->assoc->min_tsn2 + u_data->io->tmp_min_tsn2; max_tsn = u_data->assoc->min_tsn2 + u_data->io->tmp_max_tsn2; } } while (list) { tsn = (tsn_t*) (list->data); tlist = g_list_first(tsn->tsns); while (tlist) { type = ((struct chunk_header *)tlist->data)->type; if (type == SCTP_DATA_CHUNK_ID) tsnumber = g_ntohl(((struct data_chunk_header *)tlist->data)->tsn); if (tsnumber >= min_tsn && tsnumber <= max_tsn && tsn->secs >= min_secs) { if (u_data->io->uoff) { diff = tsn->secs - u_data->io->min_x; } else { diff = tsn->secs * 1000000 + tsn->usecs - u_data->io->min_x; } xvalue = (guint32)(LEFT_BORDER + u_data->io->offset + u_data->io->x_interval * diff); yvalue = (guint32)(u_data->io->surface_height - BOTTOM_BORDER - POINT_SIZE - u_data->io->offset - ((SUB_32(tsnumber,min_tsn))*u_data->io->y_interval)); if (xvalue >= LEFT_BORDER+u_data->io->offset && xvalue <= u_data->io->surface_width - RIGHT_BORDER + u_data->io->offset && yvalue >= TOP_BORDER - u_data->io->offset - POINT_SIZE && yvalue <= u_data->io->surface_height - BOTTOM_BORDER - u_data->io->offset) { #if GTK_CHECK_VERSION(2,22,0) cr = cairo_create (u_data->io->surface); #else cr = gdk_cairo_create (u_data->io->pixmap); #endif cairo_arc(cr, xvalue, yvalue, POINT_SIZE, 0, 2 * G_PI); cairo_fill(cr); cairo_destroy(cr); } } tlist = g_list_next(tlist); } list = g_list_previous(list); } } static void sctp_graph_draw(struct sctp_udata *u_data) { int length, lwidth; guint32 distance=5, i, e, sec, w, start, a, b, j; gint label_width, label_height; char label_string[15]; gfloat dis; gboolean write_label = FALSE; PangoLayout *layout; GtkAllocation widget_alloc; cairo_t *cr; if (u_data->io->x1_tmp_sec==0 && u_data->io->x1_tmp_usec==0) u_data->io->offset=0; else u_data->io->offset=5; if (u_data->io->x2_tmp_sec - u_data->io->x1_tmp_sec > 1500) { u_data->io->min_x=u_data->io->x1_tmp_sec; u_data->io->max_x=u_data->io->x2_tmp_sec; u_data->io->uoff = TRUE; } else { u_data->io->min_x=(guint32)(u_data->io->x1_tmp_sec*1000000.0+u_data->io->x1_tmp_usec); u_data->io->max_x=(guint32)(u_data->io->x2_tmp_sec*1000000.0+u_data->io->x2_tmp_usec); u_data->io->uoff = FALSE; } u_data->io->tmp_width=u_data->io->max_x-u_data->io->min_x; if (u_data->dir==1) { if (u_data->io->tmp==FALSE) { if (u_data->assoc->tsn1!=NULL || u_data->assoc->sack1!=NULL) u_data->io->max_y=u_data->io->tmp_max_tsn1 - u_data->io->tmp_min_tsn1; else u_data->io->max_y= 0; u_data->io->min_y = 0; } else { u_data->io->max_y = u_data->io->tmp_max_tsn1; u_data->io->min_y = u_data->io->tmp_min_tsn1; } } else if (u_data->dir==2) { if (u_data->io->tmp==FALSE) { if (u_data->assoc->tsn2!=NULL || u_data->assoc->sack2!=NULL) u_data->io->max_y=u_data->io->tmp_max_tsn2 -u_data->io->tmp_min_tsn2; else u_data->io->max_y= 0; u_data->io->min_y = 0; } else { u_data->io->max_y = u_data->io->tmp_max_tsn2; u_data->io->min_y = u_data->io->tmp_min_tsn2; } } #if GTK_CHECK_VERSION(2,22,0) cr = cairo_create (u_data->io->surface); #else cr = gdk_cairo_create (u_data->io->pixmap); #endif cairo_set_source_rgb (cr, 1, 1, 1); gtk_widget_get_allocation(u_data->io->draw_area, &widget_alloc); cairo_rectangle (cr, 0, 0, widget_alloc.width, widget_alloc.height); cairo_fill (cr); cairo_destroy (cr); /* x_axis */ #if GTK_CHECK_VERSION(2,22,0) cr = cairo_create (u_data->io->surface); #else cr = gdk_cairo_create (u_data->io->pixmap); #endif cairo_set_line_width (cr, 1.0); cairo_move_to(cr, LEFT_BORDER+u_data->io->offset+0.5, u_data->io->surface_height - BOTTOM_BORDER+0.5); cairo_line_to(cr, u_data->io->surface_width - RIGHT_BORDER + u_data->io->offset+0.5, u_data->io->surface_height - BOTTOM_BORDER+0.5); cairo_move_to(cr, u_data->io->surface_width - RIGHT_BORDER + u_data->io->offset+0.5, u_data->io->surface_height - BOTTOM_BORDER+0.5); cairo_line_to(cr, u_data->io->surface_width - RIGHT_BORDER + u_data->io->offset - 5+0.5, u_data->io->surface_height - BOTTOM_BORDER - 5+0.5); cairo_move_to(cr, u_data->io->surface_width - RIGHT_BORDER + u_data->io->offset + 0.5, u_data->io->surface_height - BOTTOM_BORDER + 0.5); cairo_line_to(cr, u_data->io->surface_width - RIGHT_BORDER + u_data->io->offset - 5.5, u_data->io->surface_height - BOTTOM_BORDER + 5.5); cairo_stroke(cr); cairo_destroy(cr); u_data->io->axis_width=u_data->io->surface_width-LEFT_BORDER-RIGHT_BORDER-u_data->io->offset; /* try to avoid dividing by zero */ if(u_data->io->tmp_width>0){ u_data->io->x_interval = (float)((u_data->io->axis_width*1.0)/u_data->io->tmp_width); /*distance in pixels between 2 data points*/ } else { u_data->io->x_interval = (float)(u_data->io->axis_width); } e=0; /*number of decimals of x_interval*/ if (u_data->io->x_interval<1) { dis=1/u_data->io->x_interval; while (dis >1) { dis/=10; e++; } distance=1; for (i=0; i<=e+1; i++) distance*=10; /*distance per 100 pixels*/ } else distance=5; g_snprintf(label_string, sizeof(label_string), "%d", 0); memcpy(label_string,(gchar *)g_locale_to_utf8(label_string, -1 , NULL, NULL, NULL), sizeof(label_string)); layout = gtk_widget_create_pango_layout(u_data->io->draw_area, label_string); pango_layout_get_pixel_size(layout, &label_width, &label_height); if (u_data->io->x1_tmp_usec==0) sec=u_data->io->x1_tmp_sec; else sec=u_data->io->x1_tmp_sec+1; if (u_data->io->offset!=0) { g_snprintf(label_string, sizeof(label_string), "%u", u_data->io->x1_tmp_sec); memcpy(label_string,(gchar *)g_locale_to_utf8(label_string, -1 , NULL, NULL, NULL), sizeof(label_string)); pango_layout_set_text(layout, label_string, -1); pango_layout_get_pixel_size(layout, &lwidth, NULL); #if GTK_CHECK_VERSION(2,22,0) cr = cairo_create (u_data->io->surface); #else cr = gdk_cairo_create (u_data->io->pixmap); #endif cairo_move_to (cr, LEFT_BORDER-25, u_data->io->surface_height-BOTTOM_BORDER+20); pango_cairo_show_layout (cr, layout); cairo_destroy (cr); cr = NULL; } w=(guint32)(500/(guint32)(distance*u_data->io->x_interval)); /*there will be a label for every w_th tic*/ if (w==0) w=1; if (w==4 || w==3 || w==2) { w=5; a=distance/10; /*distance between two tics*/ b = (guint32)((u_data->io->min_x/100000))%10; /* start for labels*/ } else { a=distance/5; b=0; } if (!u_data->io->uoff) { if (a>=1000000) { start=u_data->io->min_x/1000000*1000000; if (a==1000000) b = 0; } else { start=u_data->io->min_x/100000; if (start%2!=0) start--; start*=100000; b = (guint32)((start/100000))%10; } } else { start = u_data->io->min_x; if (start%2!=0) start--; b = 0; } for (i=start, j=b; i<=u_data->io->max_x; i+=a, j++) { if (!u_data->io->uoff) if (i>=u_data->io->min_x && i%1000000!=0) { length=5; g_snprintf(label_string, sizeof(label_string), "%d", i%1000000); if (j%w==0) { length=10; memcpy(label_string,(gchar *)g_locale_to_utf8(label_string, -1 , NULL, NULL, NULL), sizeof(label_string)); pango_layout_set_text(layout, label_string, -1); pango_layout_get_pixel_size(layout, &lwidth, NULL); #if GTK_CHECK_VERSION(2,22,0) cr = cairo_create (u_data->io->surface); #else cr = gdk_cairo_create (u_data->io->pixmap); #endif cairo_move_to (cr, LEFT_BORDER+u_data->io->offset+(i-u_data->io->min_x)*u_data->io->x_interval-lwidth/2, u_data->io->surface_height-BOTTOM_BORDER+10); pango_cairo_show_layout (cr, layout); cairo_destroy (cr); cr = NULL; } #if GTK_CHECK_VERSION(2,22,0) cr = cairo_create (u_data->io->surface); #else cr = gdk_cairo_create (u_data->io->pixmap); #endif cairo_set_line_width (cr, 1.0); cairo_move_to(cr, LEFT_BORDER + u_data->io->offset + (i - u_data->io->min_x) * u_data->io->x_interval + 0.5, u_data->io->surface_height - BOTTOM_BORDER + 0.5); cairo_line_to(cr, LEFT_BORDER + u_data->io->offset + (i - u_data->io->min_x) * u_data->io->x_interval + 0.5, u_data->io->surface_height - BOTTOM_BORDER + length + 0.5); cairo_stroke(cr); cairo_destroy(cr); } if (!u_data->io->uoff) { if (i%1000000==0 && j%w==0) { sec=i/1000000; write_label = TRUE; } } else { if (j%w == 0) { sec = i; write_label = TRUE; } } if (write_label) { #if GTK_CHECK_VERSION(2,22,0) cr = cairo_create (u_data->io->surface); #else cr = gdk_cairo_create (u_data->io->pixmap); #endif cairo_set_line_width (cr, 1.0); cairo_move_to(cr, LEFT_BORDER + u_data->io->offset + (i - u_data->io->min_x) * u_data->io->x_interval + 0.5, u_data->io->surface_height - BOTTOM_BORDER + 0.5); cairo_line_to(cr, LEFT_BORDER + u_data->io->offset + (i - u_data->io->min_x) * u_data->io->x_interval + 0.5, u_data->io->surface_height - BOTTOM_BORDER + 10 + 0.5); cairo_stroke(cr); cairo_destroy(cr); g_snprintf(label_string, sizeof(label_string), "%d", sec); memcpy(label_string,(gchar *)g_locale_to_utf8(label_string, -1 , NULL, NULL, NULL), sizeof(label_string)); pango_layout_set_text(layout, label_string, -1); pango_layout_get_pixel_size(layout, &lwidth, NULL); #if GTK_CHECK_VERSION(2,22,0) cr = cairo_create (u_data->io->surface); #else cr = gdk_cairo_create (u_data->io->pixmap); #endif cairo_move_to (cr, LEFT_BORDER+u_data->io->offset+(i-u_data->io->min_x)*u_data->io->x_interval-10, u_data->io->surface_height-BOTTOM_BORDER+20); pango_cairo_show_layout (cr, layout); cairo_destroy (cr); cr = NULL; write_label = FALSE; } } g_strlcpy(label_string, "sec", sizeof(label_string)); memcpy(label_string,(gchar *)g_locale_to_utf8(label_string, -1 , NULL, NULL, NULL), sizeof(label_string)); pango_layout_set_text(layout, label_string, -1); pango_layout_get_pixel_size(layout, &lwidth, NULL); #if GTK_CHECK_VERSION(2,22,0) cr = cairo_create (u_data->io->surface); #else cr = gdk_cairo_create (u_data->io->pixmap); #endif cairo_move_to (cr, u_data->io->surface_width-RIGHT_BORDER-10, u_data->io->surface_height-BOTTOM_BORDER+30); pango_cairo_show_layout (cr, layout); cairo_destroy (cr); cr = NULL; distance=5; /* y-axis */ #if GTK_CHECK_VERSION(2,22,0) cr = cairo_create (u_data->io->surface); #else cr = gdk_cairo_create (u_data->io->pixmap); #endif cairo_set_line_width (cr, 1.0); cairo_move_to(cr, LEFT_BORDER + 0.5, TOP_BORDER - u_data->io->offset + 0.5); cairo_line_to(cr, LEFT_BORDER + 0.5, u_data->io->surface_height - BOTTOM_BORDER - u_data->io->offset + 0.5); cairo_move_to(cr, LEFT_BORDER + 0.5, TOP_BORDER - u_data->io->offset + 0.5); cairo_line_to(cr, LEFT_BORDER - 5 + 0.5, TOP_BORDER - u_data->io->offset + 5 + 0.5); cairo_move_to(cr, LEFT_BORDER + 0.5, TOP_BORDER - u_data->io->offset + 0.5); cairo_line_to(cr, LEFT_BORDER +5 + 0.5, TOP_BORDER - u_data->io->offset + 5 + 0.5); cairo_stroke(cr); cairo_destroy(cr); u_data->io->y_interval = (float)(((u_data->io->surface_height-TOP_BORDER-BOTTOM_BORDER)*1.0)/(u_data->io->max_y-u_data->io->min_y)); e=0; if (u_data->io->y_interval<1) { dis=1/u_data->io->y_interval; while (dis >1) { dis/=10; e++; } distance=1; for (i=0; i<=e; i++) distance=distance*10; } else if (u_data->io->y_interval<2) distance = 10; if (u_data->io->max_y>0) { for (i=u_data->io->min_y/distance*distance; i<=u_data->io->max_y; i+=distance/5) { if (i>=u_data->io->min_y) { length=5; g_snprintf(label_string, sizeof(label_string), "%d", i); if (i%distance==0 || (distance<=5 && u_data->io->y_interval>10)) { length=10; memcpy(label_string,(gchar *)g_locale_to_utf8(label_string, -1 , NULL, NULL, NULL), sizeof(label_string)); pango_layout_set_text(layout, label_string, -1); pango_layout_get_pixel_size(layout, &lwidth, NULL); #if GTK_CHECK_VERSION(2,22,0) cr = cairo_create (u_data->io->surface); #else cr = gdk_cairo_create (u_data->io->pixmap); #endif cairo_move_to (cr, LEFT_BORDER-length-lwidth-5, u_data->io->surface_height-BOTTOM_BORDER-u_data->io->offset-(i-u_data->io->min_y)*u_data->io->y_interval-POINT_SIZE); pango_cairo_show_layout (cr, layout); cairo_destroy (cr); cr = NULL; } #if GTK_CHECK_VERSION(2,22,0) cr = cairo_create (u_data->io->surface); #else cr = gdk_cairo_create (u_data->io->pixmap); #endif cairo_set_line_width (cr, 1.0); cairo_move_to(cr, LEFT_BORDER - length + 0.5, u_data->io->surface_height - BOTTOM_BORDER - u_data->io->offset - (i - u_data->io->min_y) * u_data->io->y_interval + 0.5); cairo_line_to(cr, LEFT_BORDER + 0.5, u_data->io->surface_height - BOTTOM_BORDER - u_data->io->offset - (i - u_data->io->min_y) * u_data->io->y_interval + 0.5); cairo_stroke(cr); cairo_destroy(cr); } } } else if ((u_data->dir==1 && u_data->assoc->n_array_tsn1==0) || (u_data->dir==2 && u_data->assoc->n_array_tsn2==0)) simple_dialog(ESD_TYPE_INFO, ESD_BTN_OK, "No Data Chunks sent"); g_object_unref(G_OBJECT(layout)); } /* This function is used to change the title * in the graph dialogue to NR_SACK or SACK based on the * association * If an association has both SAKC and NR_SACK PDU's * a warning is popped */ static void updateLabels(void) { if (gIsSackChunkPresent && gIsNRSackChunkPresent) { simple_dialog(ESD_TYPE_INFO, ESD_BTN_OK, "This data set contains both SACK and NR SACK PDUs."); gtk_button_set_label( (GtkButton*) sack_bt, "Show both Sack and NR Sack"); } else if (gIsSackChunkPresent) gtk_button_set_label( (GtkButton*) sack_bt, "Show Only Sack"); else /* gIsNRSackChunkPresent will be true here */ gtk_button_set_label( (GtkButton*) sack_bt, "Show Only NR Sack"); } static void sctp_graph_redraw(struct sctp_udata *u_data) { sctp_graph_t *ios; GtkAllocation widget_alloc; cairo_t *cr; u_data->io->needs_redraw=TRUE; sctp_graph_draw(u_data); switch (u_data->io->graph_type) { case 0: /* Show both TSN and SACK information * Reset the global sack variable * for sack and nr sack cases */ gIsSackChunkPresent = 0; gIsNRSackChunkPresent = 0; draw_sack_graph(u_data); draw_nr_sack_graph(u_data); draw_tsn_graph(u_data); break; case 1: /* Show only TSN */ draw_tsn_graph(u_data); break; case 2: /* Show only SACK information * Reset the global sack variable * for sack and nr sack cases */ gIsSackChunkPresent = 0; gIsNRSackChunkPresent = 0; draw_sack_graph(u_data); draw_nr_sack_graph(u_data); break; } /* Updates the sack / nr sack buttons */ updateLabels(); ios=(sctp_graph_t *)g_object_get_data(G_OBJECT(u_data->io->draw_area), "sctp_graph_t"); g_assert(ios != NULL); cr = gdk_cairo_create (gtk_widget_get_window(u_data->io->draw_area)); #if GTK_CHECK_VERSION(2,22,0) cairo_set_source_surface (cr, ios->surface, 0, 0); #else gdk_cairo_set_source_pixmap (cr, ios->pixmap, 0, 0); #endif gtk_widget_get_allocation(u_data->io->draw_area, &widget_alloc); cairo_rectangle (cr, 0, 0, widget_alloc.width, widget_alloc.height); cairo_fill (cr); cairo_destroy (cr); } static void on_sack_bt(GtkWidget *widget _U_, gpointer user_data) { struct sctp_udata *u_data = user_data; u_data->io->graph_type=2; sctp_graph_redraw(u_data); } static void on_tsn_bt(GtkWidget *widget _U_, gpointer user_data) { struct sctp_udata *u_data = user_data; u_data->io->graph_type=1; sctp_graph_redraw(u_data); } static void on_both_bt(GtkWidget *widget _U_, gpointer user_data) { struct sctp_udata *u_data = user_data; u_data->io->graph_type=0; sctp_graph_redraw(u_data); } static void sctp_graph_close_cb(GtkWidget* widget _U_, gpointer user_data) { struct sctp_udata *u_data = user_data; gtk_grab_remove(GTK_WIDGET(u_data->io->window)); gtk_widget_destroy(GTK_WIDGET(u_data->io->window)); } static gboolean configure_event(GtkWidget *widget, GdkEventConfigure *event _U_, gpointer user_data) { struct sctp_udata *u_data = user_data; GtkAllocation widget_alloc; cairo_t *cr; g_assert(u_data->io != NULL); #if GTK_CHECK_VERSION(2,22,0) if(u_data->io->surface){ cairo_surface_destroy (u_data->io->surface); u_data->io->surface=NULL; } gtk_widget_get_allocation(widget, &widget_alloc); u_data->io->surface = gdk_window_create_similar_surface (gtk_widget_get_window(widget), CAIRO_CONTENT_COLOR, widget_alloc.width, widget_alloc.height); #else if(u_data->io->pixmap){ g_object_unref(u_data->io->pixmap); u_data->io->pixmap=NULL; } gtk_widget_get_allocation(widget, &widget_alloc); u_data->io->pixmap=gdk_pixmap_new(gtk_widget_get_window(widget), widget_alloc.width, widget_alloc.height, -1); #endif u_data->io->surface_width=widget_alloc.width; u_data->io->surface_height=widget_alloc.height; #if GTK_CHECK_VERSION(2,22,0) cr = cairo_create (u_data->io->surface); #else cr = gdk_cairo_create (u_data->io->pixmap); #endif cairo_rectangle (cr, 0, 0, widget_alloc.width, widget_alloc.height); cairo_set_source_rgb (cr, 1, 1, 1); cairo_fill (cr); cairo_destroy (cr); sctp_graph_redraw(u_data); return TRUE; } #if GTK_CHECK_VERSION(3,0,0) static gboolean draw_event(GtkWidget *widget, cairo_t *cr, gpointer user_data) { sctp_graph_t *ios = user_data; GtkAllocation allocation; gtk_widget_get_allocation (widget, &allocation); cairo_set_source_surface (cr, ios->surface, 0, 0); cairo_rectangle (cr, 0, 0, allocation.width, allocation.width); cairo_fill (cr); return FALSE; } #else static gboolean expose_event(GtkWidget *widget, GdkEventExpose *event, gpointer user_data) { sctp_graph_t *ios = user_data; cairo_t *cr; g_assert(ios != NULL); cr = gdk_cairo_create (gtk_widget_get_window(widget)); #if GTK_CHECK_VERSION(2,22,0) cairo_set_source_surface (cr, ios->surface, 0, 0); #else gdk_cairo_set_source_pixmap (cr, ios->pixmap, 0, 0); #endif cairo_rectangle (cr, event->area.x, event->area.y, event->area.width, event->area.height); cairo_fill (cr); cairo_destroy (cr); return FALSE; } #endif static void on_zoomin_bt (GtkWidget *widget _U_, gpointer user_data) { struct sctp_udata *u_data = user_data; sctp_min_max_t *tmp_minmax; if (u_data->io->rectangle_present==TRUE) { tmp_minmax = g_malloc(sizeof(sctp_min_max_t)); u_data->io->tmp_min_tsn1=u_data->io->y1_tmp+u_data->io->min_y; u_data->io->tmp_max_tsn1=u_data->io->y2_tmp+1+u_data->io->min_y; u_data->io->tmp_min_tsn2=u_data->io->tmp_min_tsn1; u_data->io->tmp_max_tsn2=u_data->io->tmp_max_tsn1; tmp_minmax->tmp_min_secs=u_data->io->x1_tmp_sec; tmp_minmax->tmp_min_usecs= u_data->io->x1_tmp_usec; tmp_minmax->tmp_max_secs= u_data->io->x2_tmp_sec; tmp_minmax->tmp_max_usecs= u_data->io->x2_tmp_usec; tmp_minmax->tmp_min_tsn1=u_data->io->tmp_min_tsn1; tmp_minmax->tmp_max_tsn1=u_data->io->tmp_max_tsn1; tmp_minmax->tmp_min_tsn2=u_data->io->tmp_min_tsn2; tmp_minmax->tmp_max_tsn2=u_data->io->tmp_max_tsn2; u_data->assoc->min_max = g_slist_prepend(u_data->assoc->min_max, tmp_minmax); u_data->io->length = g_slist_length(u_data->assoc->min_max); u_data->io->tmp=TRUE; u_data->io->rectangle=FALSE; u_data->io->rectangle_present=FALSE; gtk_widget_set_sensitive(zoomout_bt, TRUE); sctp_graph_redraw(u_data); } else { simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, "Please draw a rectangle around the area you want to zoom in!"); } } static void zoomin_bt_fcn (struct sctp_udata *u_data) { sctp_min_max_t *tmp_minmax; tmp_minmax = g_malloc(sizeof(sctp_min_max_t)); u_data->io->tmp_min_tsn1=u_data->io->y1_tmp+u_data->io->min_y; u_data->io->tmp_max_tsn1=u_data->io->y2_tmp+1+u_data->io->min_y; u_data->io->tmp_min_tsn2=u_data->io->tmp_min_tsn1; u_data->io->tmp_max_tsn2=u_data->io->tmp_max_tsn1; tmp_minmax->tmp_min_secs=u_data->io->x1_tmp_sec; tmp_minmax->tmp_min_usecs= u_data->io->x1_tmp_usec; tmp_minmax->tmp_max_secs= u_data->io->x2_tmp_sec; tmp_minmax->tmp_max_usecs= u_data->io->x2_tmp_usec; tmp_minmax->tmp_min_tsn1=u_data->io->tmp_min_tsn1; tmp_minmax->tmp_max_tsn1=u_data->io->tmp_max_tsn1; tmp_minmax->tmp_min_tsn2=u_data->io->tmp_min_tsn2; tmp_minmax->tmp_max_tsn2=u_data->io->tmp_max_tsn2; u_data->assoc->min_max = g_slist_prepend(u_data->assoc->min_max, tmp_minmax); u_data->io->length = g_slist_length(u_data->assoc->min_max); u_data->io->tmp=TRUE; u_data->io->rectangle=FALSE; u_data->io->rectangle_present=FALSE; gtk_widget_set_sensitive(zoomout_bt, TRUE); sctp_graph_redraw(u_data); } static void on_zoomout_bt (GtkWidget *widget _U_, gpointer user_data) { struct sctp_udata *u_data = user_data; sctp_min_max_t *tmp_minmax, *mm; gint l; l = g_slist_length(u_data->assoc->min_max); if (u_data->assoc->min_max!=NULL) { mm=(sctp_min_max_t *)((u_data->assoc->min_max)->data); u_data->assoc->min_max=g_slist_remove(u_data->assoc->min_max, mm); g_free(mm); if (l>2) { tmp_minmax = (sctp_min_max_t *)u_data->assoc->min_max->data; u_data->io->x1_tmp_sec=tmp_minmax->tmp_min_secs; u_data->io->x1_tmp_usec=tmp_minmax->tmp_min_usecs; u_data->io->x2_tmp_sec=tmp_minmax->tmp_max_secs; u_data->io->x2_tmp_usec=tmp_minmax->tmp_max_usecs; u_data->io->tmp_min_tsn1=tmp_minmax->tmp_min_tsn1; u_data->io->tmp_max_tsn1=tmp_minmax->tmp_max_tsn1; u_data->io->tmp_min_tsn2=tmp_minmax->tmp_min_tsn2; u_data->io->tmp_max_tsn2=tmp_minmax->tmp_max_tsn2; u_data->io->tmp=TRUE; } else { u_data->io->x1_tmp_sec=u_data->assoc->min_secs; u_data->io->x1_tmp_usec=u_data->assoc->min_usecs; u_data->io->x2_tmp_sec=u_data->assoc->max_secs; u_data->io->x2_tmp_usec=u_data->assoc->max_usecs; u_data->io->tmp_min_tsn1=u_data->assoc->min_tsn1; u_data->io->tmp_max_tsn1=u_data->assoc->max_tsn1; u_data->io->tmp_min_tsn2=u_data->assoc->min_tsn2; u_data->io->tmp_max_tsn2=u_data->assoc->max_tsn2; u_data->io->tmp=FALSE; } } else { u_data->io->x1_tmp_sec=u_data->assoc->min_secs; u_data->io->x1_tmp_usec=u_data->assoc->min_usecs; u_data->io->x2_tmp_sec=u_data->assoc->max_secs; u_data->io->x2_tmp_usec=u_data->assoc->max_usecs; u_data->io->tmp_min_tsn1=u_data->assoc->min_tsn1; u_data->io->tmp_max_tsn1=u_data->assoc->max_tsn1; u_data->io->tmp_min_tsn2=u_data->assoc->min_tsn2; u_data->io->tmp_max_tsn2=u_data->assoc->max_tsn2; u_data->io->tmp=FALSE; } if (g_slist_length(u_data->assoc->min_max)==1) gtk_widget_set_sensitive(zoomout_bt, FALSE); sctp_graph_redraw(u_data); } static gboolean on_button_press_event (GtkWidget *widget _U_, GdkEventButton *event, gpointer user_data) { struct sctp_udata *u_data = user_data; sctp_graph_t *ios; cairo_t *cr; if (u_data->io->rectangle==TRUE) { #if GTK_CHECK_VERSION(2,22,0) cr = cairo_create (u_data->io->surface); #else cr = gdk_cairo_create (u_data->io->pixmap); #endif cairo_rectangle (cr, floor(MIN(u_data->io->x_old,u_data->io->x_new)), floor(MIN(u_data->io->y_old,u_data->io->y_new)), floor(abs((long)(u_data->io->x_new-u_data->io->x_old))), floor(abs((long)(u_data->io->y_new-u_data->io->y_old)))); cairo_set_source_rgb (cr, 1, 1, 1); cairo_stroke (cr); cairo_destroy (cr); ios=(sctp_graph_t *)g_object_get_data(G_OBJECT(u_data->io->draw_area), "sctp_graph_t"); g_assert(ios != NULL); cr = gdk_cairo_create (gtk_widget_get_window(u_data->io->draw_area)); #if GTK_CHECK_VERSION(2,22,0) cairo_set_source_surface (cr, ios->surface, 0, 0); #else gdk_cairo_set_source_pixmap (cr, ios->pixmap, 0, 0); #endif cairo_rectangle (cr, 0, 0, abs((long)(u_data->io->x_new-u_data->io->x_old)), abs((long)(u_data->io->y_new-u_data->io->y_old))); cairo_fill (cr); cairo_destroy (cr); sctp_graph_redraw(u_data); } u_data->io->x_old=event->x; u_data->io->y_old=event->y; if (u_data->io->y_old>u_data->io->surface_height-BOTTOM_BORDER-u_data->io->offset-POINT_SIZE) u_data->io->y_old=u_data->io->surface_height-BOTTOM_BORDER-u_data->io->offset-POINT_SIZE; if (u_data->io->x_oldio->offset) u_data->io->x_old=LEFT_BORDER+u_data->io->offset; u_data->io->rectangle=FALSE; return TRUE; } static gboolean on_button_release_event (GtkWidget *widget _U_, GdkEventButton *event, gpointer user_data) { struct sctp_udata *u_data = user_data; sctp_graph_t *ios; guint32 helpx, helpy, x1_tmp, x2_tmp, y_value, t_size=0, s_size=0, i, y_tolerance; gint label_width, label_height; gdouble x_value, position, s_diff=0, t_diff=0, x_tolerance=0.0001; gint lwidth; char label_string[30]; GPtrArray *tsnlist = NULL, *sacklist=NULL; struct tsn_sort *tsn, *sack=NULL; gboolean sack_found = FALSE; GtkAllocation widget_alloc; PangoLayout *layout; cairo_t *cr; g_snprintf(label_string, 15, "%d", 0); memcpy(label_string,(gchar *)g_locale_to_utf8(label_string, -1 , NULL, NULL, NULL), 15); layout = gtk_widget_create_pango_layout(u_data->io->draw_area, label_string); pango_layout_get_pixel_size(layout, &label_width, &label_height); if (event->y>u_data->io->surface_height-BOTTOM_BORDER-u_data->io->offset) event->y = u_data->io->surface_height-BOTTOM_BORDER-u_data->io->offset; if (event->x < LEFT_BORDER+u_data->io->offset) event->x = LEFT_BORDER+u_data->io->offset; if (abs((long)(event->x-u_data->io->x_old))>10 || abs((long)(event->y-u_data->io->y_old))>10) { u_data->io->rect_x_min = (gint)floor(MIN(u_data->io->x_old,event->x)); u_data->io->rect_x_max = (gint)ceil(MAX(u_data->io->x_old,event->x)); u_data->io->rect_y_min = (gint)floor(MIN(u_data->io->y_old,event->y)); u_data->io->rect_y_max = (gint)ceil(MAX(u_data->io->y_old,event->y))+POINT_SIZE; #if GTK_CHECK_VERSION(2,22,0) cr = cairo_create (u_data->io->surface); #else cr = gdk_cairo_create (u_data->io->pixmap); #endif cairo_rectangle (cr, u_data->io->rect_x_min+0.5, u_data->io->rect_y_min+0.5, u_data->io->rect_x_max - u_data->io->rect_x_min, u_data->io->rect_y_max - u_data->io->rect_y_min); cairo_set_line_width (cr, 1.0); cairo_stroke (cr); cairo_destroy (cr); ios=(sctp_graph_t *)g_object_get_data(G_OBJECT(u_data->io->draw_area), "sctp_graph_t"); g_assert(ios != NULL); cr = gdk_cairo_create (gtk_widget_get_window(u_data->io->draw_area)); #if GTK_CHECK_VERSION(2,22,0) cairo_set_source_surface (cr, ios->surface, 0, 0); #else gdk_cairo_set_source_pixmap (cr, ios->pixmap, 0, 0); #endif gtk_widget_get_allocation(u_data->io->draw_area, &widget_alloc); cairo_rectangle (cr, 0, 0, widget_alloc.width, widget_alloc.height); cairo_fill (cr); cairo_destroy (cr); x1_tmp=(unsigned int)floor(u_data->io->min_x+((u_data->io->x_old-LEFT_BORDER-u_data->io->offset)*u_data->io->tmp_width/u_data->io->axis_width)); x2_tmp=(unsigned int)floor(u_data->io->min_x+((event->x-LEFT_BORDER-u_data->io->offset)*u_data->io->tmp_width/u_data->io->axis_width)); helpx=MIN(x1_tmp, x2_tmp); if (helpx==x2_tmp) { x2_tmp=x1_tmp; x1_tmp=helpx; } if (u_data->io->uoff) { if (x2_tmp - x1_tmp <= 1500) u_data->io->uoff = FALSE; u_data->io->x1_tmp_sec=(guint32)x1_tmp; u_data->io->x1_tmp_usec=0; u_data->io->x2_tmp_sec=(guint32)x2_tmp; u_data->io->x2_tmp_usec=0; } else { u_data->io->x1_tmp_sec=(guint32)x1_tmp/1000000; u_data->io->x1_tmp_usec=x1_tmp%1000000; u_data->io->x2_tmp_sec=(guint32)x2_tmp/1000000; u_data->io->x2_tmp_usec=x2_tmp%1000000; } u_data->io->x1_akt_sec = u_data->io->x1_tmp_sec; u_data->io->x1_akt_usec = u_data->io->x1_tmp_usec; u_data->io->x2_akt_sec = u_data->io->x2_tmp_sec; u_data->io->x2_akt_usec = u_data->io->x2_tmp_usec; u_data->io->y1_tmp=(guint32)((u_data->io->surface_height-BOTTOM_BORDER-u_data->io->offset-u_data->io->y_old)/u_data->io->y_interval); u_data->io->y2_tmp=(guint32)((u_data->io->surface_height-BOTTOM_BORDER-u_data->io->offset-event->y)/u_data->io->y_interval); helpy = MIN(u_data->io->y1_tmp, u_data->io->y2_tmp); u_data->io->y2_tmp = MAX(u_data->io->y1_tmp, u_data->io->y2_tmp); u_data->io->y1_tmp = helpy; u_data->io->x_new=event->x; u_data->io->y_new=event->y; u_data->io->rectangle=TRUE; u_data->io->rectangle_present=TRUE; } else { if (u_data->io->rectangle_present==TRUE) { u_data->io->rectangle_present=FALSE; if (event->x >= u_data->io->rect_x_min && event->x <= u_data->io->rect_x_max && event->y >= u_data->io->rect_y_min && event->y <= u_data->io->rect_y_max) zoomin_bt_fcn(u_data); else { u_data->io->x1_tmp_sec = u_data->io->x1_akt_sec; u_data->io->x1_tmp_usec = u_data->io->x1_akt_usec; u_data->io->x2_tmp_sec = u_data->io->x2_akt_sec; u_data->io->x2_tmp_usec = u_data->io->x2_akt_usec; sctp_graph_redraw(u_data); } } else if (label_set) { label_set = FALSE; sctp_graph_redraw(u_data); } else { x_value = ((event->x-LEFT_BORDER-u_data->io->offset) * ((u_data->io->x2_tmp_sec+u_data->io->x2_tmp_usec/1000000.0)-(u_data->io->x1_tmp_sec+u_data->io->x1_tmp_usec/1000000.0)) / (u_data->io->surface_width-LEFT_BORDER-RIGHT_BORDER-u_data->io->offset))+u_data->io->x1_tmp_sec+u_data->io->x1_tmp_usec/1000000.0; y_value = (gint)rint((u_data->io->surface_height-BOTTOM_BORDER-u_data->io->offset-event->y) * (max_tsn - min_tsn) / (u_data->io->surface_height-BOTTOM_BORDER-u_data->io->offset)) + min_tsn; if (u_data->dir == 1) { tsnlist = u_data->assoc->sort_tsn1; t_size = u_data->assoc->n_data_chunks_ep1; sacklist = u_data->assoc->sort_sack1; s_size = u_data->assoc->n_sack_chunks_ep1; } else { tsnlist = u_data->assoc->sort_tsn2; t_size = u_data->assoc->n_data_chunks_ep2; sacklist = u_data->assoc->sort_sack2; s_size = u_data->assoc->n_sack_chunks_ep2; } x_tolerance = (gdouble)((u_data->io->tmp_width / u_data->io->axis_width*1.0))*5/1000000.0; y_tolerance = (guint32)(((u_data->io->max_y - u_data->io->min_y) / (u_data->io->surface_height-TOP_BORDER-BOTTOM_BORDER-u_data->io->offset)) * 2.0); if (y_tolerance==0) y_tolerance = 2; else if (y_tolerance > 5) y_tolerance = 5; for (i=0; itsnumber - y_value)secs+sack->usecs/1000000.0)- x_value); if (s_diff < x_tolerance) sack_found = TRUE; break; } } for (i=0; itsnumber - y_value)secs+tsn->usecs/1000000.0)- x_value); if (sack_found && s_diff < t_diff) { cf_goto_frame(&cfile, sack->framenumber); x_value = sack->secs+sack->usecs/1000000.0; y_value = sack->tsnumber; } else if (t_diff < x_tolerance) { cf_goto_frame(&cfile, tsn->framenumber); x_value = tsn->secs+tsn->usecs/1000000.0; y_value = tsn->tsnumber; } break; } } g_snprintf(label_string, sizeof(label_string), "(%.6lf, %u)", x_value, y_value); label_set = TRUE; #if GTK_CHECK_VERSION(2,22,0) cr = cairo_create (u_data->io->surface); #else cr = gdk_cairo_create (u_data->io->pixmap); #endif cairo_set_line_width (cr, 1.0); cairo_move_to(cr, (event->x-2)+0.5, (event->y)+0.5); cairo_line_to(cr, (event->x+2)+0.5, (event->y)+0.5); cairo_stroke(cr); cairo_destroy(cr); #if GTK_CHECK_VERSION(2,22,0) cr = cairo_create (u_data->io->surface); #else cr = gdk_cairo_create (u_data->io->pixmap); #endif cairo_set_line_width (cr, 1.0); cairo_move_to(cr, (event->x)+0.5, (event->y-2)+0.5); cairo_line_to(cr, (event->x)+0.5, (event->y+2)+0.5); cairo_stroke(cr); cairo_destroy(cr); if (event->x+150>=u_data->io->surface_width) position = event->x - 150; else position = event->x + 5; memcpy(label_string,(gchar *)g_locale_to_utf8(label_string, -1 , NULL, NULL, NULL), 15); pango_layout_set_text(layout, label_string, -1); pango_layout_get_pixel_size(layout, &lwidth, NULL); #if GTK_CHECK_VERSION(2,22,0) cr = cairo_create (u_data->io->surface); #else cr = gdk_cairo_create (u_data->io->pixmap); #endif cairo_move_to (cr, position, event->y-10); pango_cairo_show_layout (cr, layout); cairo_destroy (cr); cr = NULL; ios=(sctp_graph_t *)g_object_get_data(G_OBJECT(u_data->io->draw_area), "sctp_graph_t"); g_assert(ios != NULL); cr = gdk_cairo_create (gtk_widget_get_window(u_data->io->draw_area)); #if GTK_CHECK_VERSION(2,22,0) cairo_set_source_surface (cr, ios->surface, 0, 0); #else gdk_cairo_set_source_pixmap (cr, ios->pixmap, 0, 0); #endif gtk_widget_get_allocation(u_data->io->draw_area, &widget_alloc); cairo_rectangle (cr, 0, 0, widget_alloc.width, widget_alloc.height); cairo_fill (cr); cairo_destroy (cr); } } g_object_unref(G_OBJECT(layout)); return TRUE; } static void init_sctp_graph_window(struct sctp_udata *u_data) { GtkWidget *vbox; GtkWidget *hbox; GtkWidget *bt_close, *tsn_bt, *both_bt, *zoomin_bt; /* create the main window */ u_data->io->window= dlg_window_new("WSCTP Graphics"); /* transient_for top_level */ gtk_window_set_destroy_with_parent (GTK_WINDOW(u_data->io->window), TRUE); vbox=ws_gtk_box_new(GTK_ORIENTATION_VERTICAL, 0, FALSE); gtk_container_add(GTK_CONTAINER(u_data->io->window), vbox); gtk_widget_show(vbox); create_draw_area(vbox, u_data); sctp_graph_set_title(u_data); hbox = gtk_button_box_new(GTK_ORIENTATION_HORIZONTAL); gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0); gtk_container_set_border_width(GTK_CONTAINER(hbox), 10); gtk_button_box_set_layout(GTK_BUTTON_BOX (hbox), GTK_BUTTONBOX_SPREAD); gtk_box_set_spacing(GTK_BOX (hbox), 0); gtk_box_set_child_packing(GTK_BOX(vbox), hbox, FALSE, FALSE, 0, GTK_PACK_START); gtk_widget_show(hbox); sack_bt = gtk_button_new_with_label ("Show Only Sacks"); gtk_box_pack_start(GTK_BOX(hbox), sack_bt, FALSE, FALSE, 0); gtk_widget_show(sack_bt); g_signal_connect(sack_bt, "clicked", G_CALLBACK(on_sack_bt), u_data); tsn_bt = gtk_button_new_with_label ("Show Only TSNs"); gtk_box_pack_start(GTK_BOX(hbox), tsn_bt, FALSE, FALSE, 0); gtk_widget_show(tsn_bt); g_signal_connect(tsn_bt, "clicked", G_CALLBACK(on_tsn_bt), u_data); both_bt = gtk_button_new_with_label ("Show both"); gtk_box_pack_start(GTK_BOX(hbox), both_bt, FALSE, FALSE, 0); gtk_widget_show(both_bt); g_signal_connect(both_bt, "clicked", G_CALLBACK(on_both_bt), u_data); zoomin_bt = gtk_button_new_with_label ("Zoom in"); gtk_box_pack_start(GTK_BOX(hbox), zoomin_bt, FALSE, FALSE, 0); gtk_widget_show(zoomin_bt); g_signal_connect(zoomin_bt, "clicked", G_CALLBACK(on_zoomin_bt), u_data); gtk_widget_set_tooltip_text(zoomin_bt, "Zoom in the area you have selected"); zoomout_bt = gtk_button_new_with_label ("Zoom out"); gtk_box_pack_start(GTK_BOX(hbox), zoomout_bt, FALSE, FALSE, 0); gtk_widget_show(zoomout_bt); g_signal_connect(zoomout_bt, "clicked", G_CALLBACK(on_zoomout_bt), u_data); gtk_widget_set_tooltip_text(zoomout_bt, "Zoom out one step"); gtk_widget_set_sensitive(zoomout_bt, FALSE); bt_close = gtk_button_new_from_stock(GTK_STOCK_CLOSE); gtk_box_pack_start(GTK_BOX(hbox), bt_close, FALSE, FALSE, 0); gtk_widget_show(bt_close); g_signal_connect(bt_close, "clicked", G_CALLBACK(sctp_graph_close_cb), u_data); g_signal_connect(u_data->io->draw_area,"button_press_event",G_CALLBACK(on_button_press_event), u_data); g_signal_connect(u_data->io->draw_area,"button_release_event",G_CALLBACK(on_button_release_event), u_data); gtk_widget_set_events(u_data->io->draw_area, GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | GDK_EXPOSURE_MASK); gtk_widget_show(u_data->io->window); } static void sctp_graph_set_title(struct sctp_udata *u_data) { char *display_name; char *title; if(!u_data->io->window) { return; } display_name = cf_get_display_name(&cfile); title = g_strdup_printf("SCTP TSNs and Sacks over Time: %s Port1 %u Port2 %u Endpoint %u", display_name, u_data->parent->assoc->port1, u_data->parent->assoc->port2, u_data->dir); g_free(display_name); gtk_window_set_title(GTK_WINDOW(u_data->io->window), title); g_free(title); } static void gtk_sctpgraph_init(struct sctp_udata *u_data) { sctp_graph_t *io; sctp_min_max_t* tmp_minmax; io=g_malloc(sizeof(sctp_graph_t)); io->needs_redraw=TRUE; io->x_interval=1000; io->window=NULL; io->draw_area=NULL; #if GTK_CHECK_VERSION(2,22,0) io->surface=NULL; #else io->pixmap=NULL; #endif io->surface_width=800; io->surface_height=600; io->graph_type=0; u_data->io=io; u_data->io->x1_tmp_sec=u_data->assoc->min_secs; u_data->io->x1_tmp_usec=u_data->assoc->min_usecs; u_data->io->x2_tmp_sec=u_data->assoc->max_secs; u_data->io->x2_tmp_usec=u_data->assoc->max_usecs; u_data->io->tmp_min_tsn1=u_data->assoc->min_tsn1; u_data->io->tmp_max_tsn1=u_data->assoc->max_tsn1; u_data->io->tmp_min_tsn2=u_data->assoc->min_tsn2; u_data->io->tmp_max_tsn2=u_data->assoc->max_tsn2; u_data->io->tmp=FALSE; tmp_minmax = g_malloc(sizeof(sctp_min_max_t)); tmp_minmax->tmp_min_secs = u_data->assoc->min_secs; tmp_minmax->tmp_min_usecs=u_data->assoc->min_usecs; tmp_minmax->tmp_max_secs=u_data->assoc->max_secs; tmp_minmax->tmp_max_usecs=u_data->assoc->max_usecs; tmp_minmax->tmp_min_tsn2=u_data->assoc->min_tsn2; tmp_minmax->tmp_min_tsn1=u_data->assoc->min_tsn1; tmp_minmax->tmp_max_tsn1=u_data->assoc->max_tsn1; tmp_minmax->tmp_max_tsn2=u_data->assoc->max_tsn2; u_data->assoc->min_max = g_slist_prepend(u_data->assoc->min_max, tmp_minmax); /* build the GUI */ init_sctp_graph_window(u_data); sctp_graph_redraw(u_data); } static void quit(GObject *object _U_, gpointer user_data) { struct sctp_udata *u_data=user_data; decrease_childcount(u_data->parent); remove_child(u_data, u_data->parent); g_free(u_data->io); u_data->assoc->min_max = NULL; g_free(u_data); } static void create_draw_area(GtkWidget *box, struct sctp_udata *u_data) { u_data->io->draw_area=gtk_drawing_area_new(); g_object_set_data(G_OBJECT(u_data->io->draw_area), "sctp_graph_t", u_data->io); g_signal_connect(u_data->io->draw_area, "destroy", G_CALLBACK(quit), u_data); gtk_widget_set_size_request(u_data->io->draw_area, u_data->io->surface_width, u_data->io->surface_height); /* signals needed to handle backing pixmap */ #if GTK_CHECK_VERSION(3,0,0) g_signal_connect(u_data->io->draw_area, "draw", G_CALLBACK(draw_event), u_data->io); #else g_signal_connect(u_data->io->draw_area, "expose_event", G_CALLBACK(expose_event), u_data->io); #endif g_signal_connect(u_data->io->draw_area, "configure_event", G_CALLBACK(configure_event), u_data); gtk_widget_show(u_data->io->draw_area); gtk_box_pack_start(GTK_BOX(box), u_data->io->draw_area, TRUE, TRUE, 0); } void create_graph(guint16 dir, struct sctp_analyse* userdata) { struct sctp_udata *u_data; u_data=g_malloc(sizeof(struct sctp_udata)); u_data->assoc=userdata->assoc; u_data->io=NULL; u_data->dir = dir; u_data->parent = userdata; if ((u_data->dir==1 && u_data->assoc->n_array_tsn1==0)|| (u_data->dir==2 && u_data->assoc->n_array_tsn2==0)) simple_dialog(ESD_TYPE_INFO, ESD_BTN_OK, "No Data Chunks sent"); else { set_child(u_data, u_data->parent); increase_childcount(u_data->parent); gtk_sctpgraph_init(u_data); } } #if defined(_WIN32) && !defined(__MINGW32__) /* replacement of Unix rint() for Windows */ static int rint (double x) { char *buf; int i,dec,sig; buf = _fcvt(x, 0, &dec, &sig); i = atoi(buf); if(sig == 1) { i = i * -1; } return(i); } #endif