claws-mail/src/gtk/sslcertwindow.c
2004-05-25 08:39:41 +00:00

339 lines
12 KiB
C

/*
* Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
* Copyright (C) 1999-2001 Hiroyuki Yamamoto
*
* 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 "config.h"
#endif
#if USE_OPENSSL
#include <openssl/ssl.h>
#include <glib.h>
#include <gtk/gtk.h>
#include "intl.h"
#include "ssl_certificate.h"
#include "utils.h"
#include "alertpanel.h"
#include "hooks.h"
static void toggle_cert_cb(GtkWidget *widget,
gpointer data);
gboolean sslcertwindow_ask_new_cert(SSLCertificate *cert);
gboolean sslcertwindow_ask_changed_cert(SSLCertificate *old_cert, SSLCertificate *new_cert);
GtkWidget *cert_presenter(SSLCertificate *cert)
{
GtkWidget *vbox = NULL;
GtkWidget *hbox = NULL;
GtkWidget *frame_owner = NULL;
GtkWidget *frame_signer = NULL;
GtkWidget *frame_status = NULL;
GtkTable *owner_table = NULL;
GtkTable *signer_table = NULL;
GtkTable *status_table = NULL;
GtkWidget *label = NULL;
char buf[100];
char *issuer_commonname, *issuer_location, *issuer_organization;
char *subject_commonname, *subject_location, *subject_organization;
char *fingerprint, *sig_status;
unsigned int n;
unsigned char md[EVP_MAX_MD_SIZE];
/* issuer */
if (X509_NAME_get_text_by_NID(X509_get_issuer_name(cert->x509_cert),
NID_commonName, buf, 100) >= 0)
issuer_commonname = g_strdup(buf);
else
issuer_commonname = g_strdup(_("<not in certificate>"));
if (X509_NAME_get_text_by_NID(X509_get_issuer_name(cert->x509_cert),
NID_localityName, buf, 100) >= 0) {
issuer_location = g_strdup(buf);
if (X509_NAME_get_text_by_NID(X509_get_issuer_name(cert->x509_cert),
NID_countryName, buf, 100) >= 0)
issuer_location = g_strconcat(issuer_location,", ",buf, NULL);
} else if (X509_NAME_get_text_by_NID(X509_get_issuer_name(cert->x509_cert),
NID_countryName, buf, 100) >= 0)
issuer_location = g_strdup(buf);
else
issuer_location = g_strdup(_("<not in certificate>"));
if (X509_NAME_get_text_by_NID(X509_get_issuer_name(cert->x509_cert),
NID_organizationName, buf, 100) >= 0)
issuer_organization = g_strdup(buf);
else
issuer_organization = g_strdup(_("<not in certificate>"));
/* subject */
if (X509_NAME_get_text_by_NID(X509_get_subject_name(cert->x509_cert),
NID_commonName, buf, 100) >= 0)
subject_commonname = g_strdup(buf);
else
subject_commonname = g_strdup(_("<not in certificate>"));
if (X509_NAME_get_text_by_NID(X509_get_subject_name(cert->x509_cert),
NID_localityName, buf, 100) >= 0) {
subject_location = g_strdup(buf);
if (X509_NAME_get_text_by_NID(X509_get_subject_name(cert->x509_cert),
NID_countryName, buf, 100) >= 0)
subject_location = g_strconcat(subject_location,", ",buf, NULL);
} else if (X509_NAME_get_text_by_NID(X509_get_subject_name(cert->x509_cert),
NID_countryName, buf, 100) >= 0)
subject_location = g_strdup(buf);
else
subject_location = g_strdup(_("<not in certificate>"));
if (X509_NAME_get_text_by_NID(X509_get_subject_name(cert->x509_cert),
NID_organizationName, buf, 100) >= 0)
subject_organization = g_strdup(buf);
else
subject_organization = g_strdup(_("<not in certificate>"));
/* fingerprint */
X509_digest(cert->x509_cert, EVP_md5(), md, &n);
fingerprint = readable_fingerprint(md, (int)n);
/* signature */
sig_status = ssl_certificate_check_signer(cert->x509_cert);
if (sig_status==NULL)
sig_status = g_strdup(_("correct"));
vbox = gtk_vbox_new(FALSE, 5);
hbox = gtk_hbox_new(FALSE, 5);
frame_owner = gtk_frame_new(_("Owner"));
frame_signer = gtk_frame_new(_("Signer"));
frame_status = gtk_frame_new(_("Status"));
owner_table = GTK_TABLE(gtk_table_new(3, 2, FALSE));
signer_table = GTK_TABLE(gtk_table_new(3, 2, FALSE));
status_table = GTK_TABLE(gtk_table_new(2, 2, FALSE));
label = gtk_label_new(_("Name: "));
gtk_misc_set_alignment (GTK_MISC (label), 1, 0.5);
gtk_table_attach(owner_table, label, 0, 1, 0, 1, GTK_EXPAND|GTK_FILL, 0, 0, 0);
label = gtk_label_new(subject_commonname);
gtk_misc_set_alignment (GTK_MISC (label), 0, 0.5);
gtk_table_attach(owner_table, label, 1, 2, 0, 1, GTK_EXPAND|GTK_FILL, 0, 0, 0);
label = gtk_label_new(_("Organization: "));
gtk_misc_set_alignment (GTK_MISC (label), 1, 0.5);
gtk_table_attach(owner_table, label, 0, 1, 1, 2, GTK_EXPAND|GTK_FILL, 0, 0, 0);
label = gtk_label_new(subject_organization);
gtk_misc_set_alignment (GTK_MISC (label), 0, 0.5);
gtk_table_attach(owner_table, label, 1, 2, 1, 2, GTK_EXPAND|GTK_FILL, 0, 0, 0);
label = gtk_label_new(_("Location: "));
gtk_misc_set_alignment (GTK_MISC (label), 1, 0.5);
gtk_table_attach(owner_table, label, 0, 1, 2, 3, GTK_EXPAND|GTK_FILL, 0, 0, 0);
label = gtk_label_new(subject_location);
gtk_misc_set_alignment (GTK_MISC (label), 0, 0.5);
gtk_table_attach(owner_table, label, 1, 2, 2, 3, GTK_EXPAND|GTK_FILL, 0, 0, 0);
label = gtk_label_new(_("Name: "));
gtk_misc_set_alignment (GTK_MISC (label), 1, 0.5);
gtk_table_attach(signer_table, label, 0, 1, 0, 1, GTK_EXPAND|GTK_FILL, 0, 0, 0);
label = gtk_label_new(issuer_commonname);
gtk_misc_set_alignment (GTK_MISC (label), 0, 0.5);
gtk_table_attach(signer_table, label, 1, 2, 0, 1, GTK_EXPAND|GTK_FILL, 0, 0, 0);
label = gtk_label_new(_("Organization: "));
gtk_misc_set_alignment (GTK_MISC (label), 1, 0.5);
gtk_table_attach(signer_table, label, 0, 1, 1, 2, GTK_EXPAND|GTK_FILL, 0, 0, 0);
label = gtk_label_new(issuer_organization);
gtk_misc_set_alignment (GTK_MISC (label), 0, 0.5);
gtk_table_attach(signer_table, label, 1, 2, 1, 2, GTK_EXPAND|GTK_FILL, 0, 0, 0);
label = gtk_label_new(_("Location: "));
gtk_misc_set_alignment (GTK_MISC (label), 1, 0.5);
gtk_table_attach(signer_table, label, 0, 1, 2, 3, GTK_EXPAND|GTK_FILL, 0, 0, 0);
label = gtk_label_new(issuer_location);
gtk_misc_set_alignment (GTK_MISC (label), 0, 0.5);
gtk_table_attach(signer_table, label, 1, 2, 2, 3, GTK_EXPAND|GTK_FILL, 0, 0, 0);
label = gtk_label_new(_("Fingerprint: "));
gtk_misc_set_alignment (GTK_MISC (label), 1, 0.5);
gtk_table_attach(status_table, label, 0, 1, 0, 1, GTK_EXPAND|GTK_FILL, 0, 0, 0);
label = gtk_label_new(fingerprint);
gtk_misc_set_alignment (GTK_MISC (label), 0, 0.5);
gtk_table_attach(status_table, label, 1, 2, 0, 1, GTK_EXPAND|GTK_FILL, 0, 0, 0);
label = gtk_label_new(_("Signature status: "));
gtk_misc_set_alignment (GTK_MISC (label), 1, 0.5);
gtk_table_attach(status_table, label, 0, 1, 1, 2, GTK_EXPAND|GTK_FILL, 0, 0, 0);
label = gtk_label_new(sig_status);
gtk_misc_set_alignment (GTK_MISC (label), 0, 0.5);
gtk_table_attach(status_table, label, 1, 2, 1, 2, GTK_EXPAND|GTK_FILL, 0, 0, 0);
gtk_container_add(GTK_CONTAINER(frame_owner), GTK_WIDGET(owner_table));
gtk_container_add(GTK_CONTAINER(frame_signer), GTK_WIDGET(signer_table));
gtk_container_add(GTK_CONTAINER(frame_status), GTK_WIDGET(status_table));
gtk_box_pack_end(GTK_BOX(hbox), frame_signer, TRUE, TRUE, 0);
gtk_box_pack_end(GTK_BOX(hbox), frame_owner, TRUE, TRUE, 0);
gtk_box_pack_end(GTK_BOX(vbox), frame_status, TRUE, TRUE, 0);
gtk_box_pack_end(GTK_BOX(vbox), hbox, TRUE, TRUE, 0);
gtk_widget_show_all(vbox);
g_free(issuer_commonname);
g_free(issuer_location);
g_free(issuer_organization);
g_free(subject_commonname);
g_free(subject_location);
g_free(subject_organization);
g_free(fingerprint);
g_free(sig_status);
return vbox;
}
static gboolean sslcert_ask_hook(gpointer source, gpointer data)
{
SSLCertHookData *hookdata = (SSLCertHookData *)source;
if (hookdata == NULL) {
return FALSE;
}
if (hookdata->old_cert == NULL)
hookdata->accept = sslcertwindow_ask_new_cert(hookdata->cert);
else
hookdata->accept = sslcertwindow_ask_changed_cert(hookdata->old_cert, hookdata->cert);
return TRUE;
}
void sslcertwindow_register_hook(void)
{
hooks_register_hook(SSLCERT_ASK_HOOKLIST, sslcert_ask_hook, NULL);
}
void sslcertwindow_show_cert(SSLCertificate *cert)
{
GtkWidget *cert_widget = cert_presenter(cert);
gchar *buf;
buf = g_strdup_printf(_("SSL certificate for %s"), cert->host);
alertpanel_with_widget(buf, NULL, _("OK"), NULL, NULL, cert_widget);
g_free(buf);
}
static void toggle_cert_cb(GtkWidget *widget,
gpointer data)
{
GtkWidget *cert_widget = GTK_WIDGET(data);
GtkWidget *box = widget->parent;
if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(widget))) {
if(cert_widget->parent == NULL) {
gtk_box_pack_start(GTK_BOX(box), cert_widget, TRUE, TRUE, 0);
gtk_widget_show(cert_widget);
} else
gtk_widget_show(cert_widget);
} else
gtk_widget_hide(cert_widget);
}
gboolean sslcertwindow_ask_new_cert(SSLCertificate *cert)
{
gchar *buf, *sig_status;
AlertValue val;
GtkWidget *vbox;
GtkWidget *label;
GtkWidget *button;
GtkWidget *cert_widget;
vbox = gtk_vbox_new(FALSE, 5);
buf = g_strdup_printf(_("Certificate for %s is unknown. Do you want to accept it?"), cert->host);
label = gtk_label_new(buf);
gtk_misc_set_alignment (GTK_MISC (label), 0, 0.5);
gtk_box_pack_start(GTK_BOX(vbox), label, TRUE, TRUE, 0);
g_free(buf);
sig_status = ssl_certificate_check_signer(cert->x509_cert);
if (sig_status==NULL)
sig_status = g_strdup(_("correct"));
buf = g_strdup_printf(_("Signature status: %s"), sig_status);
label = gtk_label_new(buf);
gtk_misc_set_alignment (GTK_MISC (label), 0, 0.5);
gtk_box_pack_start(GTK_BOX(vbox), label, TRUE, TRUE, 0);
g_free(buf);
g_free(sig_status);
button = gtk_toggle_button_new_with_label(_("View certificate"));
gtk_box_pack_start(GTK_BOX(vbox), button, FALSE, FALSE, 0);
cert_widget = cert_presenter(cert);
g_signal_connect(G_OBJECT(button), "toggled",
G_CALLBACK(toggle_cert_cb), cert_widget);
val = alertpanel_with_widget(_("Unknown SSL Certificate"), NULL, _("Accept and save"), _("Cancel connection"), NULL, vbox);
return (val == G_ALERTDEFAULT);
}
gboolean sslcertwindow_ask_changed_cert(SSLCertificate *old_cert, SSLCertificate *new_cert)
{
GtkWidget *old_cert_widget = cert_presenter(old_cert);
GtkWidget *new_cert_widget = cert_presenter(new_cert);
GtkWidget *vbox;
gchar *buf, *sig_status;
GtkWidget *vbox2;
GtkWidget *label;
GtkWidget *button;
AlertValue val;
vbox = gtk_vbox_new(FALSE, 5);
label = gtk_label_new(_("New certificate:"));
gtk_misc_set_alignment (GTK_MISC (label), 0, 0.5);
gtk_box_pack_end(GTK_BOX(vbox), new_cert_widget, TRUE, TRUE, 0);
gtk_box_pack_end(GTK_BOX(vbox), label, TRUE, TRUE, 0);
gtk_box_pack_end(GTK_BOX(vbox), gtk_hseparator_new(), TRUE, TRUE, 0);
label = gtk_label_new(_("Known certificate:"));
gtk_misc_set_alignment (GTK_MISC (label), 0, 0.5);
gtk_box_pack_end(GTK_BOX(vbox), old_cert_widget, TRUE, TRUE, 0);
gtk_box_pack_end(GTK_BOX(vbox), label, TRUE, TRUE, 0);
gtk_widget_show_all(vbox);
vbox2 = gtk_vbox_new(FALSE, 5);
buf = g_strdup_printf(_("Certificate for %s has changed. Do you want to accept it?"), new_cert->host);
label = gtk_label_new(buf);
gtk_misc_set_alignment (GTK_MISC (label), 0, 0.5);
gtk_box_pack_start(GTK_BOX(vbox2), label, TRUE, TRUE, 0);
g_free(buf);
sig_status = ssl_certificate_check_signer(new_cert->x509_cert);
if (sig_status==NULL)
sig_status = g_strdup(_("correct"));
buf = g_strdup_printf(_("Signature status: %s"), sig_status);
label = gtk_label_new(buf);
gtk_misc_set_alignment (GTK_MISC (label), 0, 0.5);
gtk_box_pack_start(GTK_BOX(vbox2), label, TRUE, TRUE, 0);
g_free(buf);
g_free(sig_status);
button = gtk_toggle_button_new_with_label(_("View certificates"));
gtk_box_pack_start(GTK_BOX(vbox2), button, FALSE, FALSE, 0);
g_signal_connect(G_OBJECT(button), "toggled",
G_CALLBACK(toggle_cert_cb), vbox);
val = alertpanel_with_widget(_("Changed SSL Certificate"), NULL, _("Accept and save"), _("Cancel connection"), NULL, vbox2);
return (val == G_ALERTDEFAULT);
}
#endif