filename | src/gtkui/gtk_dump.c |
changeset | 1065:bc1cc0c54917 |
prev | 561:533f6b478071 |
prev | 763:b3ce4448f200 |
author | nkeynes |
date | Mon Jan 30 17:47:29 2012 +1000 (12 years ago) |
permissions | -rw-r--r-- |
last change | Add include sys/socket.h to provide type definitions (needed on some platforms) |
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1 /**
2 * $Id$
3 *
4 * Implements the memory dump window.
5 *
6 * Copyright (c) 2005 Nathan Keynes.
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 */
19 #include <ctype.h>
20 #include <assert.h>
21 #include <string.h>
22 #include <stdlib.h>
23 #include "mem.h"
24 #include "gtkui/gtkui.h"
26 #define MAX_DUMP_SIZE 4096
28 #define DUMP_WINDOW_TAG 0xD4B9DA7A
30 struct dump_window_info {
31 uint32_t _tag;
32 uint32_t start;
33 uint32_t end;
34 int flags;
35 unsigned char *data;
37 GtkWidget *window;
38 GtkWidget *fromInput, *toInput;
39 GtkWidget *textArea;
40 GtkTextTag *changedTag;
41 GtkTextBuffer *textBuffer;
42 struct dump_window_info *next;
43 };
45 static dump_window_t dump_list_head = NULL;
47 gboolean on_dump_window_delete_event( GtkWidget *widget, GdkEvent *event,
48 gpointer user_data );
49 void on_dump_window_button_view_clicked( GtkWidget *widget, gpointer user_data );
50 void dump_window_set_text( dump_window_t data, unsigned char *old_data, unsigned char *new_data );
53 dump_window_t dump_window_new( const gchar *title )
54 {
55 GtkWidget *vbox3;
56 GtkWidget *hbox2;
57 GtkWidget *dump_view_button;
58 GtkWidget *scrolledwindow9;
60 dump_window_t dump = g_malloc0( sizeof( struct dump_window_info ) );
62 dump->_tag = DUMP_WINDOW_TAG;
63 dump->next = dump_list_head;
64 dump_list_head = dump;
65 dump->data = NULL;
66 dump->start = 0;
67 dump->end = 0;
68 dump->window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
69 gtk_window_set_title (GTK_WINDOW (dump->window), _("Memory dump"));
71 vbox3 = gtk_vbox_new (FALSE, 0);
72 gtk_container_add (GTK_CONTAINER (dump->window), vbox3);
74 hbox2 = gtk_hbox_new (FALSE, 0);
75 dump->fromInput = gtk_entry_new ();
76 gtk_entry_set_text( GTK_ENTRY(dump->fromInput), "" );
77 dump->toInput = gtk_entry_new ();
78 gtk_entry_set_text( GTK_ENTRY(dump->toInput), "" );
79 dump_view_button = gtk_button_new_with_mnemonic (_("View"));
81 gtk_box_pack_start (GTK_BOX (hbox2), gtk_label_new(_(" From ")), FALSE, FALSE, 0);
82 gtk_box_pack_start (GTK_BOX (hbox2), dump->fromInput, FALSE, TRUE, 0);
83 gtk_box_pack_start (GTK_BOX (hbox2), gtk_label_new(_(" To ")), FALSE, FALSE, 0);
84 gtk_box_pack_start (GTK_BOX (hbox2), dump->toInput, FALSE, TRUE, 0);
85 gtk_box_pack_start (GTK_BOX (hbox2), dump_view_button, FALSE, FALSE, 0);
86 gtk_box_pack_start (GTK_BOX (hbox2), gtk_label_new (_(" ")), TRUE, TRUE, 0);
87 gtk_box_pack_start (GTK_BOX (vbox3), hbox2, FALSE, TRUE, 3);
89 dump->textArea = gtk_text_view_new ();
90 dump->textBuffer = gtk_text_buffer_new(NULL);
91 dump->changedTag = gtk_text_buffer_create_tag(dump->textBuffer, "changed",
92 "foreground", "blue", NULL);
93 gtk_widget_modify_font(GTK_WIDGET(dump->textArea),gui_fixed_font);
94 gtk_text_view_set_editable(GTK_TEXT_VIEW(dump->textArea), FALSE);
95 gtk_text_view_set_buffer(GTK_TEXT_VIEW(dump->textArea), dump->textBuffer);
96 scrolledwindow9 = gtk_scrolled_window_new (NULL, NULL);
97 gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrolledwindow9), GTK_SHADOW_IN);
98 gtk_container_add (GTK_CONTAINER (scrolledwindow9), dump->textArea);
99 gtk_box_pack_start (GTK_BOX (vbox3), scrolledwindow9, TRUE, TRUE, 0);
101 g_signal_connect (dump->window, "delete_event",
102 G_CALLBACK (on_dump_window_delete_event),
103 dump);
104 g_signal_connect (dump_view_button, "clicked",
105 G_CALLBACK (on_dump_window_button_view_clicked),
106 dump);
107 gtk_widget_show_all( dump->window );
109 return dump;
110 }
112 void gtk_entry_set_hex_value( GtkEntry *entry, uint32_t value )
113 {
114 char buf[10];
115 sprintf( buf, "%08X", value );
116 gtk_entry_set_text( entry, buf );
117 }
119 uint32_t gtk_entry_get_hex_value( GtkEntry *entry, uint32_t defaultValue )
120 {
121 const gchar *text = gtk_entry_get_text(entry);
122 if( text == NULL )
123 return defaultValue;
124 gchar *endptr;
125 uint32_t value = strtoul( text, &endptr, 16 );
126 if( text == endptr ) { /* invalid input */
127 value = defaultValue;
128 gtk_entry_set_hex_value( entry, value );
129 }
130 return value;
131 }
133 gboolean on_dump_window_delete_event( GtkWidget *widget, GdkEvent *event,
134 gpointer user_data )
135 {
136 dump_window_t data = (dump_window_t)user_data;
137 if( data->data != NULL )
138 free( data->data );
139 dump_window_t node = dump_list_head;
140 if( node == data )
141 dump_list_head = data->next;
142 else {
143 while( node->next != data ) {
144 node = node->next;
145 assert( node != NULL );
146 }
147 node->next = data->next;
148 }
149 free( data );
150 return FALSE;
151 }
153 void on_dump_window_button_view_clicked( GtkWidget *widget, gpointer user_data )
154 {
155 dump_window_t data = (dump_window_t)user_data;
156 uint32_t startVal, endVal;
158 assert( data != NULL );
159 assert( data->_tag == DUMP_WINDOW_TAG );
161 startVal = gtk_entry_get_hex_value(GTK_ENTRY(data->fromInput), data->start);
162 endVal = gtk_entry_get_hex_value(GTK_ENTRY(data->toInput), data->end);
163 if( startVal != data->start || endVal != data->end ) {
164 if( startVal > endVal ) {
165 int tmp = endVal;
166 endVal = startVal;
167 startVal = tmp;
168 }
169 if( endVal > startVal + MAX_DUMP_SIZE )
170 endVal = startVal + MAX_DUMP_SIZE;
172 gtk_entry_set_hex_value(GTK_ENTRY(data->fromInput),startVal);
173 gtk_entry_set_hex_value(GTK_ENTRY(data->toInput),endVal);
174 data->start = startVal;
175 data->end = endVal;
177 if( data->data != NULL ) {
178 free( data->data );
179 data->data = NULL;
180 }
181 if( startVal != endVal ) {
182 data->data = malloc( endVal - startVal );
183 mem_copy_from_sh4( data->data, startVal, endVal-startVal );
184 dump_window_set_text( data, data->data, data->data );
185 }
186 }
187 }
189 void dump_window_update( dump_window_t data )
190 {
191 if( data->data == NULL )
192 return;
193 unsigned char tmp[data->end-data->start];
194 int length = data->end-data->start;
195 memcpy( tmp, data->data, length );
196 mem_copy_from_sh4( data->data, data->start, length );
197 dump_window_set_text( data, tmp, data->data );
198 }
200 void dump_window_update_all( )
201 {
202 dump_window_t node = dump_list_head;
203 while( node != NULL ) {
204 dump_window_update(node);
205 node = node->next;
206 }
207 }
209 void dump_window_set_text( dump_window_t data, unsigned char *old_data, unsigned char *new_data )
210 {
211 GtkTextBuffer *buf = data->textBuffer;
212 GtkTextTag *changedTag = data->changedTag;
213 GtkTextIter iter, endIter;
214 int i, j, offset;
215 /* Clear out the buffer */
216 gtk_text_buffer_get_start_iter(buf,&iter);
217 gtk_text_buffer_get_end_iter(buf,&endIter);
218 gtk_text_buffer_delete(buf,&iter,&endIter);
219 gtk_text_buffer_get_start_iter(buf,&iter);
221 for( offset = 0, i=data->start; i<data->end; i+=16, offset+=16 ) {
222 char text[80];
223 sprintf(text, "%08X:", i );
224 gtk_text_buffer_insert( buf, &iter, text, 9 );
225 for( j=0; j<16; j++ ) {
226 if( j%4 == 0 )
227 gtk_text_buffer_insert( buf, &iter, " ", 1 );
228 if( i+j < data->end ) {
229 int oldVal = ((int)old_data[offset+j])&0xFF;
230 int newVal = ((int)new_data[offset+j])&0xFF;
231 sprintf(text, "%02X ", newVal);
232 if( oldVal == newVal )
233 gtk_text_buffer_insert( buf, &iter, text, 3 );
234 else
235 gtk_text_buffer_insert_with_tags( buf, &iter, text, 3,
236 changedTag, NULL );
237 } else {
238 gtk_text_buffer_insert( buf, &iter, " ", 3 );
239 }
240 }
241 gtk_text_buffer_insert( buf, &iter, " ", 2 );
242 for( j=0; j<16 && i+j < data->end; j++ ) {
243 int oldVal = ((int)old_data[offset+j])&0xFF;
244 int newVal = ((int)new_data[offset+j])&0xFF;
245 if( isprint(newVal) )
246 sprintf( text, "%c", newVal );
247 else strcpy( text, "." );
248 if( oldVal == newVal )
249 gtk_text_buffer_insert( buf, &iter, text, 1 );
250 else
251 gtk_text_buffer_insert_with_tags( buf, &iter, text, 1,
252 changedTag, NULL );
253 }
254 gtk_text_buffer_insert( buf, &iter, "\n", 1 );
255 }
256 }
.