//	bfe2 - memory watchpoints//	Copyright (c) 1999-2003 Brand Huntsman and Lee Salzman//#include "common.h"#include "functions.h"//////////////////////////////////////////////////////////////////////////// globals_watchpoint watchpoints[MAX_WATCHPOINTS];// localGtkWidget *wp_add_button, *wp_remove_button, *wp_removeall_button, *wp_address_text;GtkCList *wp_list;int selected_wp;uint nr_watchpoints;s_bgroup *wp_type;#define WP_COLUM_TITLES 4gchar *wp_column_titles[] = { "Last Stop", "Type", "Watchpoint", "Value" };char *wp_titles[] = { " Read ", " Write " };//////////////////////////////////////////////////////////////////////////void read_watchpoints( ){	char type[6], c, value[LEN_NUMBER];	uint n;	for(n = 0; n < MAX_WATCHPOINTS; n++) watchpoints[n].enabled = 0;	nr_watchpoints = 0;	fprintf(writepipe, "watch\n");	for(n = 0; n < MAX_WATCHPOINTS; n++){		c = fgetc(readpipe);		for(; (c != EOF) && (c != 'w') && (c != 'r') && (c != '<'); c = fgetc(readpipe));		if(c == EOF) return;		if((ungetc(c, readpipe) == EOF) || (c == '<')) break;		if(fscanf(readpipe, "%s %x (%s", type, &watchpoints[n].offset, value) != 3) break;		if(!strcmp(type, "read")) watchpoints[n].type = WP_READ;		else if(!strcmp(type, "write")) watchpoints[n].type = WP_WRITE;		else break;		value[strlen(value)-1] = '\0';		if(strlen(value) == 4) watchpoints[n].value_size = 2;		else if(strlen(value) == 8) watchpoints[n].value_size = 4;		else break;		sscanf(value, "%x", &watchpoints[n].value);		watchpoints[n].enabled = 1;		nr_watchpoints++;	}	prompt_read();	return;}void add_watchpoint( GtkWidget *widget, gpointer data ){	const char *address;	address = gtk_entry_get_text(GTK_ENTRY(wp_address_text));	switch(wp_type->current){	case WP_READ:		fprintf(writepipe, "watch read %s\n", address);		break;	case WP_WRITE:		fprintf(writepipe, "watch write %s\n", address);		break;	}	prompt_read();	if((int)data) watchpointsUpdate(WP_UPDATE);	gtk_entry_set_text(GTK_ENTRY(wp_address_text), "");}void remove_watchpoint( GtkWidget *widget, gpointer data ){	switch(watchpoints[selected_wp].type){	case WP_READ:		fprintf(writepipe, "unwatch read 0x%x\n", watchpoints[selected_wp].offset);		break;	case WP_WRITE:		fprintf(writepipe, "unwatch write 0x%x\n", watchpoints[selected_wp].offset);		break;	}	prompt_read();	watchpointsUpdate(WP_UPDATE);}void removeall_watchpoints( GtkWidget *widget, gpointer data ){	fprintf(writepipe, "unwatch\n");	prompt_read();	watchpointsUpdate(WP_UPDATE);}void wp_selected( GtkWidget *widget, gint row, gint column, GdkEventButton *event, gpointer data ){	selected_wp = row;	gtk_widget_set_sensitive(wp_remove_button, TRUE);}void wp_unselected( GtkWidget *widget, gint row, gint column, GdkEventButton *event, gpointer data ){	selected_wp = -1;	gtk_widget_set_sensitive(wp_remove_button, FALSE);}//////////////////////////////////////////////////////////////////////////void watchpointsInit( GtkWidget *vbox ){	GtkWidget *hbox, *vbox2;	hbox = new_hbox(vbox, TRUE);	wp_list = new_list(hbox, WP_COLUM_TITLES, wp_column_titles);	gtk_clist_column_titles_show(wp_list);	gtk_clist_set_column_justification(wp_list, 0, GTK_JUSTIFY_CENTER);	gtk_clist_set_column_justification(wp_list, 1, GTK_JUSTIFY_CENTER);	gtk_clist_set_column_justification(wp_list, 2, GTK_JUSTIFY_CENTER);	gtk_clist_set_column_justification(wp_list, 3, GTK_JUSTIFY_LEFT);	// setup selection handler	gtk_signal_connect(GTK_OBJECT(wp_list), "select_row", GTK_SIGNAL_FUNC(wp_selected), NULL);	gtk_signal_connect(GTK_OBJECT(wp_list), "unselect_row", GTK_SIGNAL_FUNC(wp_unselected), NULL);	vbox2 = new_vbox(hbox, FALSE);	hbox = new_hbox(vbox2, FALSE);	// remove button	wp_remove_button = new_button(hbox, TRUE, " Remove ");	gtk_signal_connect(GTK_OBJECT(wp_remove_button), "clicked", GTK_SIGNAL_FUNC(remove_watchpoint), NULL);	// remove all button	wp_removeall_button = new_button(hbox, TRUE, " Remove All ");	gtk_signal_connect(GTK_OBJECT(wp_removeall_button), "clicked", GTK_SIGNAL_FUNC(removeall_watchpoints), NULL);	new_separator(vbox2, FALSE, HORIZONTAL);	hbox = new_hbox(vbox2, FALSE);	wp_type = new_button_group(hbox, TRUE, HORIZONTAL, 2, wp_titles); 	new_label(vbox2, FALSE, "Physical address", FALSE);	// address text field	wp_address_text = new_text_entry(vbox2, FALSE, 145);	gtk_signal_connect(GTK_OBJECT(wp_address_text), "activate", GTK_SIGNAL_FUNC(add_watchpoint), (gpointer)1);	// add button	wp_add_button = new_button(vbox2, FALSE, " Add ");	gtk_signal_connect(GTK_OBJECT(wp_add_button), "clicked", GTK_SIGNAL_FUNC(add_watchpoint), (gpointer)1);	// message label	new_label(vbox2, FALSE, "Bochs 2.0 does not support", FALSE);	new_label(vbox2, FALSE, "remove, it might be supported", TRUE);	new_label(vbox2, FALSE, "in newer versions.", TRUE);	new_label(vbox2, FALSE, "Remove All does work.", TRUE);	selected_wp = -1;	nr_watchpoints = 0;}void watchpointsUpdate( e_wp_mode mode ){	const char *r_type = "Read", *w_type = "Write";	char address[LEN_ADDRESS], value[LEN_NUMBER], *row[WP_COLUM_TITLES];	uint n;	if(bochs_offline) return;	if(mode == WP_UPDATE) read_watchpoints();	gtk_clist_freeze(wp_list);	gtk_clist_clear(wp_list);	selected_wp = -1;	gtk_widget_set_sensitive(wp_remove_button, FALSE);	if(nr_watchpoints) gtk_widget_set_sensitive(wp_removeall_button, TRUE);	else gtk_widget_set_sensitive(wp_removeall_button, FALSE);	row[0] = NULL;	// row[1] is set below	row[2] = address;	row[3] = value;	for(n = 0; n < MAX_WATCHPOINTS && watchpoints[n].enabled; n++){		switch(watchpoints[n].type){		case WP_READ:			row[1] = (char *)r_type;			snprintf(address, LEN_ADDRESS, "%.8X", watchpoints[n].offset);			break;		case WP_WRITE:			row[1] = (char *)w_type;			snprintf(address, LEN_ADDRESS, "%.8X", watchpoints[n].offset);			break;		}		switch(watchpoints[n].value_size){		case 2:			snprintf(value, LEN_NUMBER, "%.4X", watchpoints[n].value);			break;		case 4:			snprintf(value, LEN_NUMBER, "%.8X", watchpoints[n].value);			break;		}		gtk_clist_append(wp_list, row);	}	gtk_clist_thaw(wp_list);}void watchpointsReload( ){	char address[LEN_ADDRESS];	uint x, old_wp_type;	if(reload_watchpoints){		old_wp_type = wp_type->current;		for(x = 0; (x < MAX_WATCHPOINTS) && watchpoints[x].enabled; x++){			snprintf(address, LEN_ADDRESS, "0x%.8X", watchpoints[x].offset);			wp_type->current = watchpoints[x].type;			gtk_entry_set_text(GTK_ENTRY(wp_address_text), address);			add_watchpoint(wp_address_text, (gpointer)0);		}		wp_type->current = old_wp_type;	}	watchpointsUpdate(WP_UPDATE);}void watchpointsEnablePage( gboolean v ){	gtk_widget_set_sensitive(GTK_WIDGET(wp_list), v);	gtk_widget_set_sensitive(wp_add_button, v);	if(selected_wp != -1) gtk_widget_set_sensitive(wp_remove_button, v);	else gtk_widget_set_sensitive(wp_remove_button, FALSE);	if(nr_watchpoints) gtk_widget_set_sensitive(wp_removeall_button, v);	else gtk_widget_set_sensitive(wp_removeall_button, FALSE);	gtk_widget_set_sensitive(wp_address_text, v);}void watchpointsSelect( uint wp ){	gtk_clist_set_text(wp_list, wp, 0, "X");	gtk_clist_select_row(wp_list, wp, 0);}