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netsurf/atari/verify_ssl.c

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/*
* Copyright 2010 Ole Loots <ole@monochrom.net>
*
* This file is part of NetSurf, http://www.netsurf-browser.org/
*
* NetSurf 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; version 2 of the License.
*
* NetSurf 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, see <http://www.gnu.org/licenses/>.
*/
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <stdbool.h>
#include <windom.h>
#include "utils/errors.h"
#include "utils/utils.h"
#include "utils/log.h"
#include "utils/messages.h"
#include "content/urldb.h"
#include "content/fetch.h"
#include "atari/res/netsurf.rsh"
#include "atari/verify_ssl.h"
/*
todo: this file need to use the treeview api - complete rework,
current implementation is not used in any way.
*/
extern void * h_gem_rsrc;
extern short vdih;
#define CERT_INF_LINES 8
static struct ssl_info_draw_param
{
struct ssl_cert_info * cert_infos_n;
unsigned long num_certs;
int current;
int scrollx;
int cols;
int scrolly;
int rows; /* assumed to be 8 */
OBJECT * tree;
} dp;
static int cert_display_width( struct ssl_cert_info * cert_info )
{
int l1, l2;
int max=0;
int i;
int add = 16; /* strlen("Issuer: "); */
l1 = strlen(cert_info->issuer) + add;
l2 = strlen(cert_info->subject) + add;
return( MAX(l1, l2) );
}
static void __CDECL cert_info_draw( WINDOW * win, short buf[8], void * data)
{
struct ssl_info_draw_param * dp = (struct ssl_info_draw_param *)data;
GRECT work;
short pxy[4];
int maxchars;
short d, cbh, cbw;
int i = 0;
short x,y,w,h;
int px_ypos, px_xpos;
char * line = malloc(512);
if( line == NULL )
return;
LOG(("Cert info draw, win: %p, data: %p, scrollx: %d", win, data, dp->scrollx ));
WindGet( win, WF_WORKXYWH, &x, &y, &w, &h );
/*using static values here, as RsrcUserDraw has mem leaks & a very small stack */
pxy[0] = work.g_x = x + 8;
pxy[1] = work.g_y = y + 80;
pxy[2] = x + 8 + 272;
pxy[3] = y + 80 + 176;
work.g_w = 272;
work.g_h = 176;
maxchars = (work.g_w / 8)+1;
vs_clip( vdih, 1,(short*) &pxy );
vswr_mode( vdih, MD_REPLACE );
vsf_interior( vdih, 1 );
vsf_color( vdih, LWHITE );
v_bar( vdih, (short*)&pxy );
vst_height( vdih, 16, &d, &d, &cbw, &cbh );
vst_alignment(vdih, 0, 5, &d, &d );
vst_color( vdih, BLACK );
vst_effects( vdih, 0 );
px_ypos = px_xpos = 0;
for(i=0; i<CERT_INF_LINES; i++ ) {
switch( i ) {
case 0:
sprintf(line, "Cert Version: %d", dp->cert_infos_n[dp->current].version );
break;
case 1:
sprintf(line, "Invalid before: %s", &dp->cert_infos_n[dp->current].not_before );
break;
case 2:
sprintf(line, "Invalid after: %s", &dp->cert_infos_n[dp->current].not_after );
break;
case 3:
sprintf(line, "Signature type: %d", dp->cert_infos_n[dp->current].sig_type );
break;
case 4:
sprintf(line, "Serial: %d", dp->cert_infos_n[dp->current].serial );
break;
case 5:
sprintf(line, "Issuer: %s", &dp->cert_infos_n[dp->current].issuer );
break;
case 6:
sprintf(line, "Subject: %s", &dp->cert_infos_n[dp->current].subject );
break;
case 7:
sprintf(line, "Cert type: %d", dp->cert_infos_n[dp->current].cert_type );
break;
default:
break;
}
if( (int)strlen(line) > dp->scrollx ) {
if( dp->scrollx + maxchars < 511 && ( (signed int)strlen(line) - dp->scrollx) > maxchars )
line[dp->scrollx + maxchars] = 0;
v_gtext(vdih, work.g_x + 1, work.g_y + px_ypos, &line[dp->scrollx]);
}
px_ypos += cbh;
}
vst_alignment(vdih, 0, 0, &d, &d );
vs_clip( vdih, 0, (short*)&pxy );
free( line );
}
static void do_popup( WINDOW *win, int index, int mode, void *data)
{
struct ssl_info_draw_param * dp = (struct ssl_info_draw_param *)data;
char * items[dp->num_certs];
short x, y;
unsigned int i;
int dispw;
LOG(("do_popup: num certs: %d", dp->num_certs));
for( i = 0; i<dp->num_certs; i++) {
items[i] = malloc( 48 );
strncpy(items[i], (char*)&dp->cert_infos_n[i].issuer, 46 );
}
objc_offset( FORM(win), index, &x, &y );
dp->current = MenuPopUp( items, x, y,
dp->num_certs, MIN( 3, dp->num_certs), 0,
P_LIST + P_WNDW + P_CHCK );
ObjcChange( OC_FORM, win, index, NORMAL, TRUE );
dp->cols = cert_display_width( &dp->cert_infos_n[dp->current] );
dp->rows = 8;
dp->scrollx = 0;
dp->scrolly = 0;
/* Send (!) redraw ( OC_MSG ) */
ObjcDrawParent( OC_FORM, FORM(win), VERIFY_BOX_DETAILS, 1, 7 | OC_MSG );
for( i = 0; i<dp->num_certs; i++) {
free( items[i] );
}
}
bool verify_ssl_form_do( const char * url, const struct ssl_cert_info * cert_infos_n ,
unsigned long num_certs )
{
OBJECT *tree;
WINDOW * form;
bool bres = false;
bool cont = true;
int res = 0;
dp.cert_infos_n = (struct ssl_cert_info *)cert_infos_n;
dp.num_certs = num_certs;
dp.scrollx = 0;
dp.scrolly = 0;
dp.current = 0;
dp.cols = cert_display_width( &dp.cert_infos_n[dp.current] );
dp.rows = 8;
dp.tree = tree;
RsrcGaddr (h_gem_rsrc , R_TREE, VERIFY, &tree);
ObjcString( tree, VERIFY_LBL_HOST, (char*)url );
ObjcChange( OC_OBJC, tree, VERIFY_BT_ACCEPT, 0, 0 );
ObjcChange( OC_OBJC, tree, VERIFY_BT_REJECT, 0, 0 );
form = FormWindBegin( tree, (char*)"SSL Verify failed" );
EvntDataAdd( form, WM_REDRAW, cert_info_draw, (void*)&dp, EV_BOT );
/* this results in some extended objects which can not be freed: :( */
/* RsrcUserDraw( OC_FORM, tree, VERIFY_BOX_DETAILS, cert_info_draw,(void*)&dp ) ; */
ObjcAttachFormFunc( form, VERIFY_BT_NEXT_CERT, do_popup, &dp );
/*
ObjcAttachFormFunc( form, VERIFY_BT_NEXT_CERT, do_popup, &dp );
ObjcAttachFormFunc( form, VERIFY_BT_NEXT_CERT, do_popup, &dp );
*/
while( cont ) {
res = FormWindDo( MU_MESAG );
cont = false;
switch( res ){
case VERIFY_BT_ACCEPT:
bres = true;
break;
case VERIFY_BT_NEXT_CERT:
/* select box clicked or dragged... */
cont = true;
break;
case VERIFY_BT_REJECT:
bres = false;
break;
case VERIFY_BT_SCROLL_D:
cont = true;
dp.scrolly += 1;
ObjcDrawParent( OC_FORM, form, VERIFY_BOX_DETAILS, 1, 7 | OC_MSG );
break;
case VERIFY_BT_SCROLL_U:
cont = true;
dp.scrolly -= 1;
ObjcDrawParent( OC_FORM, form, VERIFY_BOX_DETAILS, 1, 7 | OC_MSG );
break;
case VERIFY_BT_SCROLL_R:
LOG(( "scroll r!" ));
cont = true;
dp.scrollx += 1;
if( dp.scrollx > (dp.cols - (272 / 8 )) )
dp.scrollx -= 1;
ObjcDrawParent( OC_FORM, form, VERIFY_BOX_DETAILS, 1, 7 | OC_MSG);
break;
case VERIFY_BT_SCROLL_L:
cont = true;
dp.scrollx -= 1;
if( dp.scrollx < 0 )
dp.scrollx = 0;
ObjcDrawParent( OC_FORM, form, VERIFY_BOX_DETAILS, 1, 7 | OC_MSG );
break;
default:
break;
}
}
FormWindEnd( );
return( bres );
}
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