#include "config.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <openssl/x509v3.h>
#include <openssl/pem.h>
#include <getopt.h>
#include "libopensc/opensc.h"
static struct {
const char *path;
int readonly;
const char *label;
} certlist[]={
{"DF01C000", 1, "Telesec Signatur Zertifikat"},
{"DF014331", 0, "User Signatur Zertifikat1"},
{"DF014332", 0, "User Signatur Zertifikat2"},
{"DF01C100", 1, "Telesec Authentifizierungs Zertifikat"},
{"DF014371", 0, "User Authentifizierungs Zertifikat1"},
{"DF014372", 0, "User Authentifizierungs Zertifikat2"},
{"DF01C200", 1, "Telesec Verschluesselungs Zertifikat"},
{"DF0143B1", 0, "User Verschluesselungs Zertifikat1"},
{"DF0143B2", 0, "User Verschluesselungs Zertifikat2"},
};
static struct {
const char *path;
const char *name;
const char *label;
int p1, p2;
int tries;
size_t len;
u8 value[32];
} pinlist[]={
{"3F005000", "pin", "global PIN", 1,-1, 0, 0,
{0, 0, 0, 0, 0, 0, 0, 0, 0, 0}},
{"3F005001", "puk", "global PUK", -1,-1, 0, 0,
{0, 0, 0, 0, 0, 0, 0, 0, 0, 0}},
{"3F00DF015080", "pin0", "local PIN0", 3, 0, 0, 0,
{0, 0, 0, 0, 0, 0, 0, 0, 0, 0}},
{"3F00DF015081", "pin1", "local PIN1", 0,-1, 0, 0,
{0, 0, 0, 0, 0, 0, 0, 0, 0, 0}},
};
static void show_pin(sc_card_t *card, int pin)
{
sc_path_t p;
sc_file_t *f;
struct sc_apdu a;
int i, max;
sc_format_path(pinlist[pin].path,&p);
if((i=sc_select_file(card,&p,&f))<0){
printf("\nCannot select PIN-file %s, is this a NetKey-Card ??\n", pinlist[pin].path);
return;
}
if(f->type!=SC_FILE_TYPE_WORKING_EF || f->ef_structure!=SC_FILE_EF_LINEAR_VARIABLE_TLV ||
f->prop_attr_len!=5 || f->prop_attr[0]!=0x01 || f->prop_attr[1]!=0x80
){
printf("\nInvalid PIN-file: Type=%d, EF-Structure=%d, Prop-Len=%lu %02X:%02X:%02X\n",
f->type, f->ef_structure, (unsigned long) f->prop_attr_len,
f->prop_attr[0], f->prop_attr[1], f->prop_attr[2]
);
return;
}
pinlist[pin].tries=f->prop_attr[3], max=f->prop_attr[4];
if(pinlist[pin].len){
sc_format_apdu(card, &a, SC_APDU_CASE_3_SHORT, 0x20, 0x00, f->prop_attr[2] | (pin>1 ? 0x80 : 0x00) );
a.data=pinlist[pin].value, a.lc=a.datalen=pinlist[pin].len;
} else {
sc_format_apdu(card, &a, SC_APDU_CASE_1, 0x20, 0x00, f->prop_attr[2] | (pin>1 ? 0x80 : 0x00) );
}
if((i=sc_transmit_apdu(card, &a))<0){
printf("\nsc_transmit_apdu() failed, %s\n", sc_strerror(i));
return;
}
printf("%s: %d tries left, %d tries max, ", pinlist[pin].label, pinlist[pin].tries, max);
if(a.sw1==0x63 && (a.sw2&0xF0)==0xC0) printf("not verified\n");
else if(a.sw1==0x90 && a.sw2==0x00) printf("verified\n");
else if(a.sw1==0x69 && a.sw2==0x83) printf("blocked\n");
else if(a.sw1==0x69 && a.sw2==0x85) printf("NullPin\n");
else printf("Error %02X%02X\n", a.sw1, a.sw2);
}
static void show_certs(sc_card_t *card)
{
sc_path_t p;
sc_file_t *f;
X509 *c;
u8 buf[2000];
const u8 *q;
int j;
size_t i;
printf("\n");
for(i=0;i<sizeof(certlist)/sizeof(certlist[0]);++i){
printf("Certificate %lu: %s",
(unsigned long) i, certlist[i].label); fflush(stdout);
sc_format_path(certlist[i].path,&p);
if((j=sc_select_file(card,&p,&f))<0){
printf(", Cannot select Cert-file %s, is this a NetKey-Card ??\n",
certlist[i].path
);
continue;
}
if(f->type!=SC_FILE_TYPE_WORKING_EF || f->ef_structure!=SC_FILE_EF_TRANSPARENT){
printf(", Invalid Cert-file: Type=%d, EF-Structure=%d\n", f->type, f->ef_structure);
continue;
}
if((j=sc_read_binary(card,0,buf,f->size,0))<0){
printf(", Cannot read Cert-file, %s\n", sc_strerror(j));
continue;
}
printf(", Maxlen=%lu", (unsigned long) f->size);
q=buf;
if(q[0]==0x30 && q[1]==0x82){
if(q[4]==6 && q[5]<10 && q[q[5]+6]==0x30 && q[q[5]+7]==0x82) q+=q[5]+6;
printf(", Len=%d\n", (q[2]<<8)|q[3]);
if((c=d2i_X509(NULL,&q,f->size))){
char buf2[2000];
X509_NAME_get_text_by_NID(X509_get_subject_name(c), NID_commonName, buf2,sizeof(buf2));
printf(" Subject-CN: %s\n", buf2);
X509_NAME_get_text_by_NID(X509_get_issuer_name(c), NID_commonName, buf2,sizeof(buf2));
printf(" Issuer-CN: %s\n", buf2);
X509_free(c);
} else printf(" Invalid Certificate-Data\n");
} else printf(", empty\n");
}
}
static void show_initial_puk(sc_card_t *card)
{
sc_path_t p;
sc_file_t *f;
struct sc_apdu a;
u8 buf1[128], buf2[128];
int i;
printf("\nReading crypted Initial-PUK-file: ");
sc_format_path("3F004350",&p);
if((i=sc_select_file(card,&p,&f))<0){
printf("Cannot select crypted Initial-PUK-file, %s\n", sc_strerror(i));
return;
}
if((i=sc_read_binary(card,0,buf1,128,0))!=128){
printf("Cannot read crypted Initial-PUK-file, %s\n", sc_strerror(i));
return;
}
printf("OK\nDecrypting crypted Initial-PUK-file: ");
sc_format_path("3F00DF01",&p);
if((i=sc_select_file(card,&p,&f))<0){
printf("Cannot select DF01, %s\n", sc_strerror(i));
return;
}
sc_format_apdu(card, &a, SC_APDU_CASE_3_SHORT, 0x22, 0xC1, 0xB8);
buf2[0]=0x80, buf2[1]=0x01, buf2[2]=0x10, buf2[3]=0x84, buf2[4]=0x01, buf2[5]=0x81;
a.data=buf2, a.lc=a.datalen=6;
if((i=sc_transmit_apdu(card, &a))<0){
printf("sc_transmit_apdu(MSE) failed, %s\n", sc_strerror(i));
return;
}
if(a.sw1!=0x90 && a.sw2!=0x00){
printf("MSE=%02X%02X\n", a.sw1, a.sw2);
return;
}
sc_format_apdu(card, &a, SC_APDU_CASE_4_SHORT, 0x2A, 0x84, 0x80);
a.data=buf1, a.lc=a.datalen=128;
a.resp=buf2, a.le=a.resplen=128;
if((i=sc_transmit_apdu(card, &a))<0){
printf("sc_transmit_apdu(PSO) failed, %s\n", sc_strerror(i));
return;
}
if(a.sw1!=0x90 && a.sw2!=0x00){
printf("PSO=%02X%02X\n", a.sw1, a.sw2);
return;
}
printf("OK ==> Initial-PUK:"); for(i=120;i<128;++i) printf("%c",buf2[i]); printf("\n");
}
static void show_card(sc_card_t *card)
{
sc_path_t path;
sc_file_t *file;
u8 buf[100];
int i, len;
sc_format_path("3F002F02",&path);
if((i=sc_select_file(card,&path,&file))<0){
printf("\nCannot select Serial-Number 2F02, is this a NetKey-Card ??\n");
return;
}
if(file->type!=SC_FILE_TYPE_WORKING_EF || file->ef_structure!=SC_FILE_EF_TRANSPARENT ||
file->size!=12 || (len=sc_read_binary(card,0,buf,12,0))!=12 || buf[0]!=0x5A || buf[1]!=0x0A
){
printf("\nInvalid Serial-Number: Type=%d, EF-Structure=%d, Size=%lu\n",
file->type, file->ef_structure, (unsigned long) file->size
);
return;
}
printf("\nSerial-Number: ");
for(i=2;i<11;++i) printf("%02X", buf[i]);
printf("%X\n\n", buf[11]>>4);
for(i=0;i<4;++i) show_pin(card, i);
if(pinlist[0].len) show_initial_puk(card);
}
static void handle_change( sc_card_t *card, int pin1, int pin2,
int do_change, u8 *newpin, int newlen)
{
sc_path_t p;
sc_file_t *f;
struct sc_apdu a;
u8 ref;
int i;
printf("\n%s %s with %s: ", do_change ? "Changing" : "Unblocking", pinlist[pin1].label, pinlist[pin2].label);
sc_format_path(pinlist[pin1].path,&p);
if((i=sc_select_file(card,&p,&f))<0){
printf("\nCannot select %s, %s\n", pinlist[pin1].label, sc_strerror(i));
return;
}
ref=f->prop_attr[2] | (strlen(pinlist[pin1].path)>8 ? 0x80 : 0x00);
if(do_change){
sc_format_apdu(card, &a, SC_APDU_CASE_3_SHORT, 0x24, 0x01, ref);
a.data=newpin, a.lc=a.datalen=newlen;
} else {
sc_format_apdu(card, &a, SC_APDU_CASE_1, 0x2C, 0x03, ref);
}
if((i=sc_transmit_apdu(card, &a))<0){
printf("\nsc_transmit_apdu() failed, %s\n", sc_strerror(i));
return;
}
if(a.sw1!=0x90 && a.sw2!=0x00){
printf("%02X%02X\n", a.sw1, a.sw2);
return;
}
printf("OK\n");
}
static void handle_nullpin(sc_card_t *card, u8 *newpin, int newlen)
{
sc_path_t p;
sc_file_t *f;
struct sc_apdu a;
u8 ref, buf[40];
int i;
printf("\nSetting initial PIN-value: ");
sc_format_path(pinlist[0].path,&p);
if((i=sc_select_file(card,&p,&f))<0){
printf("\nCannot select %s, %s\n", pinlist[0].label, sc_strerror(i));
return;
}
ref=f->prop_attr[2];
sc_format_apdu(card, &a, SC_APDU_CASE_1, 0x20, 0x00, f->prop_attr[2]);
if((i=sc_transmit_apdu(card, &a))<0){
printf("sc_transmit_apdu() failed, %s\n", sc_strerror(i));
return;
}
if(a.sw1!=0x69 && a.sw2!=0x85){
printf("global PIN is not in NullPin-state (%02X%02X)\n", a.sw1, a.sw2);
return;
}
sc_format_apdu(card, &a, SC_APDU_CASE_3_SHORT, 0x24, 0x00, ref);
for(i=0;i<6;++i) buf[i]=0;
for(i=0;i<newlen;++i) buf[6+i]=newpin[i];
a.data=buf, a.lc=a.datalen=6+newlen;
if((i=sc_transmit_apdu(card, &a))<0){
printf("sc_transmit_apdu() failed, %s\n", sc_strerror(i));
return;
}
if(a.sw1!=0x90 && a.sw2!=0x00){
printf("Error %02X%02X\n", a.sw1, a.sw2);
return;
}
printf("OK\n");
}
static void handle_readcert(sc_card_t *card, int cert, char *file)
{
sc_path_t p;
sc_file_t *f;
FILE *fp;
X509 *c;
u8 buf[1536];
const u8 *q;
int i, len;
printf("\nReading Card-Certificate %d: ", cert); fflush(stdout);
sc_format_path(certlist[cert].path,&p);
if((i=sc_select_file(card,&p,&f))<0){
printf("cannot select certfile, %s\n", sc_strerror(i));
return;
}
if((len=sc_read_binary(card,0,buf,f->size,0))<0){
printf("Cannot read Cert, %s\n", sc_strerror(len));
return;
}
q=buf;
if(q[0]==0x30 && q[1]==0x82 && q[4]==6 && q[5]<10 && q[q[5]+6]==0x30 && q[q[5]+7]==0x82) q+=q[5]+6;
if((c=d2i_X509(NULL,&q,len))==NULL){
printf("cardfile contains %d bytes which are not a certificate\n", len);
return;
}
printf("Writing Cert to %s: ", file); fflush(stdout);
if((fp=fopen(file,"w"))==NULL) printf("Cannot open file, %s\n", strerror(errno));
else {
fprintf(fp,"Certificate %d from Netkey E4 card\n\n", cert);
PEM_write_X509(fp,c);
printf("OK\n");
}
X509_free(c);
}
static void handle_writecert(sc_card_t *card, int cert, char *file)
{
sc_path_t p;
sc_file_t *f;
FILE *fp;
X509 *c;
u8 buf[1536], *q;
int i, len;
printf("\nReading Cert from %s: ", file); fflush(stdout);
if((fp=fopen(file,"r"))==NULL){
printf("Cannot open file, %s\n", strerror(errno));
return;
}
c=PEM_read_X509(fp,NULL,NULL,NULL);
fclose(fp);
if(c==NULL){
printf("file does not conatin PEM-encoded certificate\n");
return;
}
printf("OK\nStoring Cert into Card-Certificate %d: ", cert); fflush(stdout);
q=buf;
len=i2d_X509(c,NULL);
if(len>0 && len<=(int)sizeof(buf))
i2d_X509(c,&q);
X509_free(c);
if(len<=0 || len>(int)sizeof(buf)){
printf("certificate too long or invalid (Len=%d)\n", len);
return;
}
sc_format_path(certlist[cert].path,&p);
if((i=sc_select_file(card,&p,&f))<0){
printf("cannot select certfile, %s\n", sc_strerror(i));
return;
}
if((i=sc_update_binary(card,0,buf,len,0))<0){
printf("cannot store cert, %s\n", sc_strerror(i));
return;
}
printf("OK\n");
}
static int pin_string2int(char *s) {
size_t i;
for(i=0;i<sizeof(pinlist)/sizeof(pinlist[0]);++i) if(!strcasecmp(pinlist[i].name,s)) return i;
return -1;
}
static void set_pin(u8 *data, size_t *pinlen, char *pin)
{
int hex;
size_t i, len;
len=strlen(pin);
hex=(len>=5 && len%3==2);
if(hex){
*pinlen = sizeof (pinlist[0].value);
sc_hex_to_bin(pin, data, pinlen);
} else {
len=strlen(pin); if(len>32) len=32;
for(i=0;i<len;++i) data[i]=((u8*)pin)[i];
*pinlen=len;
}
}
int main(
int argc,
char *argv[]
){
const struct option options[]={
{ "help", 0, NULL, 'h' },
{ "verbose", 0, NULL, 'v' },
{ "reader", 1, NULL, 'r' },
{ "pin", 1, NULL, 'p' },
{ "puk", 1, NULL, 'u' },
{ "pin0", 1, NULL, '0' },
{ "pin1", 1, NULL, '1' },
{ NULL, 0, NULL, 0 }
};
sc_context_t *ctx;
sc_context_param_t ctx_param;
sc_card_t *card;
int do_help=0, do_unblock=0, do_change=0, do_nullpin=0, do_readcert=0, do_writecert=0;
u8 newpin[32];
char *certfile=NULL, *p;
int r, oerr=0, reader=0, debug=0, pin_nr=-1, cert_nr=-1;
size_t i, newlen=0;
while((r=getopt_long(argc,argv,"hvr:p:u:0:1:",options,NULL))!=EOF) switch(r){
case 'h': ++do_help; break;
case 'v': ++debug; break;
case 'r': reader=atoi(optarg); break;
case 'p': set_pin(pinlist[0].value, &pinlist[0].len, optarg); break;
case 'u': set_pin(pinlist[1].value, &pinlist[1].len, optarg); break;
case '0': set_pin(pinlist[2].value, &pinlist[2].len, optarg); break;
case '1': set_pin(pinlist[3].value, &pinlist[3].len, optarg); break;
default: ++oerr;
}
if(do_help){
fprintf(stderr,"This is netkey-tool V1.0, May 15 2005, Copyright Peter Koch <pk_opensc@web.de>\n");
fprintf(stderr,"usage: %s <options> command\n", argv[0]);
fprintf(stderr,"\nOptions:\n");
fprintf(stderr," -v : verbose, may be specified several times\n");
fprintf(stderr," --reader <num>, -r <num> : use reader num (default 0)\n");
fprintf(stderr," --pin <pin>, -p <pin> : current value of global PIN\n");
fprintf(stderr," --puk <pin>, -u <pin> : current value of global PUK\n");
fprintf(stderr," --pin0 <pin>, -0 <pin> : current value of local PIN0\n");
fprintf(stderr," --pin1 <pin>, -1 <pin> : current value of local PIN1\n");
fprintf(stderr,"\nCommands:\n");
fprintf(stderr," unblock {pin | pin0 | pin1}\n");
fprintf(stderr," change {pin | puk | pin0 | pin1} <new pin>\n");
fprintf(stderr," nullpin <new pin>\n");
fprintf(stderr," cert <certnum> <filepath>\n");
fprintf(stderr," cert <filepath> <certnum>\n");
fprintf(stderr,"\nExamples:\n");
fprintf(stderr,"list PINs and Certs without changing anything. Try this first!!\n");
fprintf(stderr," %s\n", argv[0]);
fprintf(stderr,"\nlist PINs and Certs and initial PUK-value (after verification of global PIN)\n");
fprintf(stderr," %s --pin 123456\n", argv[0]);
fprintf(stderr,"\nchange local PIN0 to 654321 after verification of global PIN\n");
fprintf(stderr," %s --pin 123456 change pin0 654321\n", argv[0]);
fprintf(stderr,"\nchange global PIN from hex 01:02:03:04:05:06 to ascii 123456\n");
fprintf(stderr," %s --pin 01:02:03:04:05:06 change pin 123456\n", argv[0]);
fprintf(stderr,"\nunblock global PIN with global PUK\n");
fprintf(stderr," %s --puk 12345678 unblock pin\n", argv[0]);
fprintf(stderr,"\nset global PIN to initial value when in NullPin-state\n");
fprintf(stderr," %s nullpin 123456\n", argv[0]);
fprintf(stderr,"\nstore Certificate into card at position 2 and read it back into file\n");
fprintf(stderr," %s --pin1 123456 cert /tmp/cert1 2\n", argv[0]);
fprintf(stderr," %s cert 2 /tmp/cert2\n", argv[0]);
fprintf(stderr,"\nBe careful - this tool may destroy your card\n");
fprintf(stderr,"\nQuestions? Comments? ==> opensc-user@opensc-project.org\n");
exit(1);
}
if(optind==argc-2 && !strcmp(argv[optind],"unblock")){
++optind, do_unblock=1;
pin_nr=pin_string2int(argv[optind++]);
if(pin_nr<0 || pin_nr==1) ++oerr;
}
if(optind==argc-3 && !strcmp(argv[optind],"change")){
++optind, do_change=1;
pin_nr=pin_string2int(argv[optind++]);
if(pin_nr<0 || pin_nr>3) ++oerr;
set_pin(newpin,&newlen,argv[optind++]);
}
if(optind==argc-2 && !strcmp(argv[optind],"nullpin")){
++optind, do_nullpin=1;
set_pin(newpin,&newlen,argv[optind++]);
}
if(optind==argc-3 && !strcmp(argv[optind],"cert")){
++optind;
cert_nr=strtol(argv[optind],&p,10);
if(argv[optind][0] && !*p && cert_nr>=0 && cert_nr<(int)(sizeof(certlist)/sizeof(certlist[0]))){
do_readcert=1, certfile=argv[optind+1];
} else {
do_writecert=1, certfile=argv[optind];
cert_nr=strtol(argv[optind+1],&p,10);
if(!argv[optind][0] || *p || cert_nr<0 || cert_nr>=(int)(sizeof(certlist)/sizeof(certlist[0]))) ++oerr;
}
optind+=2;
}
if(oerr || optind!=argc){
fprintf(stderr,"%s: invalid usage, try --help\n", argv[0]);
exit(1);
}
memset(&ctx_param, 0, sizeof(ctx_param));
ctx_param.ver = 0;
ctx_param.app_name = argv[0];
r = sc_context_create(&ctx, &ctx_param);
if(r < 0){
fprintf(stderr,"Establish-Context failed: %s\n", sc_strerror(r));
exit(1);
}
if(ctx->debug>0)
printf("Context for application \"%s\" created, Debug=%d\n", ctx->app_name, ctx->debug);
for(i=0;ctx->card_drivers[i];++i)
if(!strcmp("tcos", ctx->card_drivers[i]->short_name)) break;
if(!ctx->card_drivers[i]){
fprintf(stderr,"Context does not support TCOS-cards\n");
exit(1);
}
printf("%d Readers detected\n", sc_ctx_get_reader_count(ctx));
if(reader < 0 || reader >= (int)sc_ctx_get_reader_count(ctx)){
fprintf(stderr,"Cannot open reader %d\n", reader);
exit(1);
}
if((r = sc_connect_card(sc_ctx_get_reader(ctx, 0), &card))<0){
fprintf(stderr,"Connect-Card failed: %s\n", sc_strerror(r));
exit(1);
}
printf("\nCard detected (driver: %s)\nATR:", card->driver->name);
for (i = 0; i < card->atr.len; ++i)
printf("%c%02X", i?':':' ', card->atr.value[i]);
printf("\n");
if((r = sc_lock(card))<0){
fprintf(stderr,"Lock failed: %s\n", sc_strerror(r));
exit(1);
}
show_card(card);
if(do_unblock || do_change){
int i1=pinlist[pin_nr].p1, i2=pinlist[pin_nr].p2;
if((do_unblock || !pinlist[pin_nr].len) &&
(i1<0 || !pinlist[i1].len) && (i2<0 || !pinlist[i2].len)
){
fprintf(stderr, "\nNeed %s", do_change ? pinlist[pin_nr].label : pinlist[i1].label);
if(do_change && i1>=0) fprintf(stderr, " or %s", pinlist[i1].label);
if(i2>=0) fprintf(stderr, " or %s", pinlist[i2].label);
fprintf(stderr, " to %s %s\n", do_change ? "change" : "unblock", pinlist[pin_nr].label);
} else {
if(do_change && pinlist[pin_nr].len) i1=pin_nr;
if(i1<0 || !pinlist[i1].len) i1=i2;
handle_change(card, pin_nr, i1, do_change, newpin, newlen);
}
}
if(do_nullpin){
handle_nullpin(card, newpin, newlen);
show_initial_puk(card);
}
if(do_readcert) handle_readcert(card, cert_nr, certfile);
if(do_writecert){
if(certlist[cert_nr].readonly){
fprintf(stderr, "\nReadonly-Certificate %d cannot be changed\n", cert_nr);
} else if(!pinlist[0].len && !pinlist[3].len){
fprintf(stderr, "\nNeed %s or %s to change Card-Certificate %d\n",
pinlist[0].label, pinlist[3].label, cert_nr
);
} else handle_writecert(card, cert_nr, certfile);
}
if(do_unblock+do_change+do_nullpin+do_readcert==0) show_certs(card);
sc_unlock(card);
sc_disconnect_card(card);
sc_release_context(ctx);
exit(0);
}