void
pkcs11h_openssl_freeSession (
IN const pkcs11h_openssl_session_t openssl_session
) {
CK_RV rv;
_PKCS11H_ASSERT (openssl_session!=NULL);
_PKCS11H_DEBUG (
PKCS11H_LOG_DEBUG2,
"PKCS#11: pkcs11h_openssl_freeSession - entry openssl_session=%p, count=%d",
(void *)openssl_session,
openssl_session->reference_count
);
#if defined(ENABLE_PKCS11H_THREADING)
if ((rv = _pkcs11h_threading_mutexLock(&openssl_session->reference_count_lock)) != CKR_OK) {
_PKCS11H_LOG (PKCS11H_LOG_ERROR, "PKCS#11: Cannot lock mutex %ld:'%s'", rv, pkcs11h_getMessage (rv));
goto cleanup;
}
#endif
openssl_session->reference_count--;
#if defined(ENABLE_PKCS11H_THREADING)
_pkcs11h_threading_mutexRelease(&openssl_session->reference_count_lock);
#endif
_PKCS11H_ASSERT (openssl_session->reference_count>=0);
if (openssl_session->reference_count == 0) {
#if defined(ENABLE_PKCS11H_THREADING)
_pkcs11h_threading_mutexFree(&openssl_session->reference_count_lock);
#endif
if (openssl_session->cleanup_hook != NULL) {
openssl_session->cleanup_hook (openssl_session->certificate);
}
if (openssl_session->x509 != NULL) {
X509_free (openssl_session->x509);
openssl_session->x509 = NULL;
}
if (openssl_session->certificate != NULL) {
pkcs11h_certificate_freeCertificate (openssl_session->certificate);
openssl_session->certificate = NULL;
}
_pkcs11h_mem_free ((void *)&openssl_session);
}
cleanup:
_PKCS11H_DEBUG (
PKCS11H_LOG_DEBUG2,
"PKCS#11: pkcs11h_openssl_freeSession - return"
);
}
/**
Return certificate contents. Line contains the percent-plus escaped
certificate ID.
*/
gpg_error_t cmd_readcert (assuan_context_t ctx, char *line)
{
gpg_err_code_t error = GPG_ERR_GENERAL;
pkcs11h_certificate_id_t cert_id = NULL;
pkcs11h_certificate_t cert = NULL;
unsigned char *blob = NULL;
size_t blob_size;
if (
(error = _get_certificate_by_name (
ctx,
line,
0,
&cert_id,
NULL
)) != GPG_ERR_NO_ERROR ||
(error = get_cert_blob (ctx, cert_id, &blob, &blob_size)) != GPG_ERR_NO_ERROR ||
(error = assuan_send_data (ctx, blob, blob_size)) != GPG_ERR_NO_ERROR
) {
goto cleanup;
}
error = GPG_ERR_NO_ERROR;
cleanup:
if (cert != NULL) {
pkcs11h_certificate_freeCertificate (cert);
cert = NULL;
}
if (cert_id != NULL) {
pkcs11h_certificate_freeCertificateId (cert_id);
cert_id = NULL;
}
if (blob != NULL) {
free (blob);
blob = NULL;
}
return gpg_error (error);
}
void pkcs11_priv_key_free( pkcs11_context *priv_key )
{
if( NULL != priv_key )
pkcs11h_certificate_freeCertificate( priv_key->pkcs11h_cert );
}
void
show_pkcs11_ids(
const char *const provider,
bool cert_private
) {
struct gc_arena gc = gc_new();
pkcs11h_certificate_id_list_t user_certificates = NULL;
pkcs11h_certificate_id_list_t current = NULL;
CK_RV rv = CKR_FUNCTION_FAILED;
if ((rv = pkcs11h_initialize()) != CKR_OK)
{
msg(M_FATAL, "PKCS#11: Cannot initialize %ld-'%s'", rv, pkcs11h_getMessage(rv));
goto cleanup;
}
if ((rv = pkcs11h_setLogHook(_pkcs11_openvpn_log, NULL)) != CKR_OK)
{
msg(M_FATAL, "PKCS#11: Cannot set hooks %ld-'%s'", rv, pkcs11h_getMessage(rv));
goto cleanup;
}
pkcs11h_setLogLevel(_pkcs11_msg_openvpn2pkcs11(get_debug_level()));
if ((rv = pkcs11h_setProtectedAuthentication(TRUE)) != CKR_OK)
{
msg(M_FATAL, "PKCS#11: Cannot set protected authentication %ld-'%s'", rv, pkcs11h_getMessage(rv));
goto cleanup;
}
if ((rv = pkcs11h_setPINPromptHook(_pkcs11_openvpn_show_pkcs11_ids_pin_prompt, NULL)) != CKR_OK)
{
msg(M_FATAL, "PKCS#11: Cannot set PIN hook %ld-'%s'", rv, pkcs11h_getMessage(rv));
goto cleanup;
}
if (
(rv = pkcs11h_addProvider(
provider,
provider,
TRUE,
0,
FALSE,
0,
cert_private ? TRUE : FALSE
)) != CKR_OK
)
{
msg(M_FATAL, "PKCS#11: Cannot add provider '%s' %ld-'%s'", provider, rv, pkcs11h_getMessage(rv));
goto cleanup;
}
if (
(rv = pkcs11h_certificate_enumCertificateIds(
PKCS11H_ENUM_METHOD_CACHE_EXIST,
NULL,
PKCS11H_PROMPT_MASK_ALLOW_ALL,
NULL,
&user_certificates
)) != CKR_OK
)
{
msg(M_FATAL, "PKCS#11: Cannot enumerate certificates %ld-'%s'", rv, pkcs11h_getMessage(rv));
goto cleanup;
}
msg(
M_INFO|M_NOPREFIX|M_NOLF,
(
"\n"
"The following objects are available for use.\n"
"Each object shown below may be used as parameter to\n"
"--pkcs11-id option please remember to use single quote mark.\n"
)
);
for (current = user_certificates; current != NULL; current = current->next) {
pkcs11h_certificate_t certificate = NULL;
char *dn = NULL;
char serial[1024] = {0};
char *ser = NULL;
size_t ser_len = 0;
if (
(rv = pkcs11h_certificate_serializeCertificateId(
NULL,
&ser_len,
current->certificate_id
)) != CKR_OK
)
{
msg(M_FATAL, "PKCS#11: Cannot serialize certificate %ld-'%s'", rv, pkcs11h_getMessage(rv));
goto cleanup1;
}
if (
rv == CKR_OK
&& (ser = (char *)malloc(ser_len)) == NULL
)
{
msg(M_FATAL, "PKCS#11: Cannot allocate memory");
goto cleanup1;
}
if (
(rv = pkcs11h_certificate_serializeCertificateId(
ser,
&ser_len,
current->certificate_id
)) != CKR_OK
)
{
msg(M_FATAL, "PKCS#11: Cannot serialize certificate %ld-'%s'", rv, pkcs11h_getMessage(rv));
goto cleanup1;
}
if (
(rv = pkcs11h_certificate_create(
current->certificate_id,
NULL,
PKCS11H_PROMPT_MASK_ALLOW_ALL,
PKCS11H_PIN_CACHE_INFINITE,
&certificate
))
)
{
msg(M_FATAL, "PKCS#11: Cannot create certificate %ld-'%s'", rv, pkcs11h_getMessage(rv));
goto cleanup1;
}
if (
(dn = pkcs11_certificate_dn(
certificate,
&gc
)) == NULL
)
{
goto cleanup1;
}
if (
(pkcs11_certificate_serial(
certificate,
serial,
sizeof(serial)
))
)
{
goto cleanup1;
}
msg(
M_INFO|M_NOPREFIX|M_NOLF,
(
"\n"
"Certificate\n"
" DN: %s\n"
" Serial: %s\n"
" Serialized id: %s\n"
),
dn,
serial,
ser
);
cleanup1:
if (certificate != NULL)
{
pkcs11h_certificate_freeCertificate(certificate);
certificate = NULL;
}
if (ser != NULL)
{
free(ser);
ser = NULL;
}
}
cleanup:
if (user_certificates != NULL)
{
pkcs11h_certificate_freeCertificateIdList(user_certificates);
user_certificates = NULL;
}
pkcs11h_terminate();
gc_free(&gc);
}
int
tls_ctx_use_pkcs11(
struct tls_root_ctx *const ssl_ctx,
bool pkcs11_id_management,
const char *const pkcs11_id
) {
pkcs11h_certificate_id_t certificate_id = NULL;
pkcs11h_certificate_t certificate = NULL;
CK_RV rv = CKR_OK;
bool ok = false;
ASSERT(ssl_ctx!=NULL);
ASSERT(pkcs11_id_management || pkcs11_id!=NULL);
dmsg(
D_PKCS11_DEBUG,
"PKCS#11: tls_ctx_use_pkcs11 - entered - ssl_ctx=%p, pkcs11_id_management=%d, pkcs11_id='%s'",
(void *)ssl_ctx,
pkcs11_id_management ? 1 : 0,
pkcs11_id
);
if (pkcs11_id_management)
{
struct user_pass id_resp;
CLEAR(id_resp);
id_resp.defined = false;
id_resp.nocache = true;
openvpn_snprintf(
id_resp.username,
sizeof(id_resp.username),
"Please specify PKCS#11 id to use"
);
if (
!get_user_pass(
&id_resp,
NULL,
"pkcs11-id-request",
GET_USER_PASS_MANAGEMENT|GET_USER_PASS_NEED_STR|GET_USER_PASS_NOFATAL
)
)
{
goto cleanup;
}
if (
(rv = pkcs11h_certificate_deserializeCertificateId(
&certificate_id,
id_resp.password
)) != CKR_OK
)
{
msg(M_WARN, "PKCS#11: Cannot deserialize id %ld-'%s'", rv, pkcs11h_getMessage(rv));
goto cleanup;
}
}
else
{
if (
(rv = pkcs11h_certificate_deserializeCertificateId(
&certificate_id,
pkcs11_id
)) != CKR_OK
)
{
msg(M_WARN, "PKCS#11: Cannot deserialize id %ld-'%s'", rv, pkcs11h_getMessage(rv));
goto cleanup;
}
}
if (
(rv = pkcs11h_certificate_create(
certificate_id,
NULL,
PKCS11H_PROMPT_MASK_ALLOW_ALL,
PKCS11H_PIN_CACHE_INFINITE,
&certificate
)) != CKR_OK
)
{
msg(M_WARN, "PKCS#11: Cannot get certificate %ld-'%s'", rv, pkcs11h_getMessage(rv));
goto cleanup;
}
if (
(pkcs11_init_tls_session(
certificate,
ssl_ctx
))
)
{
/* Handled by SSL context free */
certificate = NULL;
goto cleanup;
}
/* Handled by SSL context free */
certificate = NULL;
ok = true;
cleanup:
if (certificate != NULL)
{
pkcs11h_certificate_freeCertificate(certificate);
certificate = NULL;
}
if (certificate_id != NULL)
{
pkcs11h_certificate_freeCertificateId(certificate_id);
certificate_id = NULL;
}
dmsg(
D_PKCS11_DEBUG,
"PKCS#11: tls_ctx_use_pkcs11 - return ok=%d, rv=%ld",
ok ? 1 : 0,
rv
);
return ok ? 1 : 0;
}
/** Sign data (set by SETDATA) with certificate id in line. */
gpg_error_t cmd_pksign (assuan_context_t ctx, char *line)
{
static const unsigned char rmd160_prefix[] = /* (1.3.36.3.2.1) */
{ 0x30, 0x21, 0x30, 0x09, 0x06, 0x05, 0x2b, 0x24, 0x03,
0x02, 0x01, 0x05, 0x00, 0x04, 0x14 };
static const unsigned char md5_prefix[] = /* (1.2.840.113549.2.5) */
{ 0x30, 0x2c, 0x30, 0x09, 0x06, 0x08, 0x2a, 0x86, 0x48,
0x86, 0xf7, 0x0d, 0x02, 0x05, 0x05, 0x00, 0x04, 0x10 };
static const unsigned char sha1_prefix[] = /* (1.3.14.3.2.26) */
{ 0x30, 0x21, 0x30, 0x09, 0x06, 0x05, 0x2b, 0x0e, 0x03,
0x02, 0x1a, 0x05, 0x00, 0x04, 0x14 };
static const unsigned char sha224_prefix[] = /* (2.16.840.1.101.3.4.2.4) */
{ 0x30, 0x2D, 0x30, 0x0d, 0x06, 0x09, 0x60, 0x86, 0x48,
0x01, 0x65, 0x03, 0x04, 0x02, 0x04, 0x05, 0x00, 0x04,
0x1C };
static const unsigned char sha256_prefix[] = /* (2.16.840.1.101.3.4.2.1) */
{ 0x30, 0x31, 0x30, 0x0d, 0x06, 0x09, 0x60, 0x86,
0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x01, 0x05,
0x00, 0x04, 0x20 };
static const unsigned char sha384_prefix[] = /* (2.16.840.1.101.3.4.2.2) */
{ 0x30, 0x41, 0x30, 0x0d, 0x06, 0x09, 0x60, 0x86,
0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x02, 0x05,
0x00, 0x04, 0x30 };
static const unsigned char sha512_prefix[] = /* (2.16.840.1.101.3.4.2.3) */
{ 0x30, 0x51, 0x30, 0x0d, 0x06, 0x09, 0x60, 0x86,
0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x03, 0x05,
0x00, 0x04, 0x40 };
gpg_err_code_t error = GPG_ERR_GENERAL;
pkcs11h_certificate_id_t cert_id = NULL;
pkcs11h_certificate_t cert = NULL;
cmd_data_t *data = (cmd_data_t *)assuan_get_pointer (ctx);
cmd_data_t *_data = data;
int need_free__data = 0;
int session_locked = 0;
unsigned char *sig = NULL;
size_t sig_len;
char hash[100] = "";
enum {
INJECT_NONE,
INJECT_RMD160,
INJECT_MD5,
INJECT_SHA1,
INJECT_SHA224,
INJECT_SHA256,
INJECT_SHA384,
INJECT_SHA512
} inject = INJECT_NONE;
if (data->data == NULL) {
error = GPG_ERR_INV_DATA;
goto cleanup;
}
while (*line != '\x0' && (isspace (*line) || *line == '-')) {
if (*line == '-') {
static const char *hashprm = "--hash=";
char *p = line;
while (*line != '\x0' && !isspace (*line)) {
line++;
}
line++;
if (!strncmp (p, hashprm, strlen (hashprm))) {
p += strlen (hashprm);
*(line-1) = '\0';
snprintf (hash, sizeof(hash), "%s", p);
}
}
else {
line++;
}
}
if (*line == '\x0') {
error = GPG_ERR_INV_DATA;
goto cleanup;
}
/*
* sender prefixed data with algorithm OID
*/
if (strcmp(hash, "")) {
if (!strcmp(hash, "rmd160") && data->size == (0x14 + sizeof(rmd160_prefix)) &&
!memcmp (data->data, rmd160_prefix, sizeof (rmd160_prefix))) {
inject = INJECT_NONE;
}
else if (!strcmp(hash, "rmd160") && data->size == 0x14) {
inject = INJECT_RMD160;
}
else if (!strcmp(hash, "md5") && data->size == (0x10 + sizeof(md5_prefix)) &&
!memcmp (data->data, md5_prefix, sizeof (md5_prefix))) {
inject = INJECT_NONE;
}
else if (!strcmp(hash, "md5") && data->size == 0x10) {
inject = INJECT_MD5;
}
else if (!strcmp(hash, "sha1") && data->size == (0x14 + sizeof(sha1_prefix)) &&
!memcmp (data->data, sha1_prefix, sizeof (sha1_prefix))) {
inject = INJECT_NONE;
}
else if (!strcmp(hash, "sha1") && data->size == 0x14) {
inject = INJECT_SHA1;
}
else if (!strcmp(hash, "sha224") && data->size == (0x1c + sizeof(sha224_prefix)) &&
!memcmp (data->data, sha224_prefix, sizeof (sha224_prefix))) {
inject = INJECT_NONE;
}
else if (!strcmp(hash, "sha224") && data->size == 0x1c) {
inject = INJECT_SHA224;
}
else if (!strcmp(hash, "sha256") && data->size == (0x20 + sizeof(sha256_prefix)) &&
!memcmp (data->data, sha256_prefix, sizeof (sha256_prefix))) {
inject = INJECT_NONE;
}
else if (!strcmp(hash, "sha256") && data->size == 0x20) {
inject = INJECT_SHA256;
}
else if (!strcmp(hash, "sha384") && data->size == (0x30 + sizeof(sha384_prefix)) &&
!memcmp (data->data, sha384_prefix, sizeof (sha384_prefix))) {
inject = INJECT_NONE;
}
else if (!strcmp(hash, "sha384") && data->size == 0x30) {
inject = INJECT_SHA384;
}
else if (!strcmp(hash, "sha512") && data->size == (0x40 + sizeof(sha512_prefix)) &&
!memcmp (data->data, sha512_prefix, sizeof (sha512_prefix))) {
inject = INJECT_NONE;
}
else if (!strcmp(hash, "sha512") && data->size == 0x40) {
inject = INJECT_SHA512;
}
else {
common_log (LOG_DEBUG, "unsupported hash algo (hash=%s,size=%d)", hash, data->size);
error = GPG_ERR_UNSUPPORTED_ALGORITHM;
goto cleanup;
}
}
else {
if (
data->size == 0x10 + sizeof (md5_prefix) ||
data->size == 0x14 + sizeof (sha1_prefix) ||
data->size == 0x14 + sizeof (rmd160_prefix)
) {
if (
memcmp (data->data, md5_prefix, sizeof (md5_prefix)) &&
memcmp (data->data, sha1_prefix, sizeof (sha1_prefix)) &&
memcmp (data->data, rmd160_prefix, sizeof (rmd160_prefix))
) {
error = GPG_ERR_UNSUPPORTED_ALGORITHM;
goto cleanup;
}
}
else {
/*
* unknown hash algorithm;
* gnupg's scdaemon forces to SHA1
*/
inject = INJECT_SHA1;
}
}
if (inject != INJECT_NONE) {
const unsigned char *oid;
size_t oid_size;
switch (inject) {
case INJECT_RMD160:
oid = rmd160_prefix;
oid_size = sizeof (rmd160_prefix);
break;
case INJECT_MD5:
oid = md5_prefix;
oid_size = sizeof (md5_prefix);
break;
case INJECT_SHA1:
oid = sha1_prefix;
oid_size = sizeof (sha1_prefix);
break;
case INJECT_SHA224:
oid = sha224_prefix;
oid_size = sizeof (sha224_prefix);
break;
case INJECT_SHA256:
oid = sha256_prefix;
oid_size = sizeof(sha256_prefix);
break;
case INJECT_SHA384:
oid = sha384_prefix;
oid_size = sizeof(sha384_prefix);
break;
case INJECT_SHA512:
oid = sha512_prefix;
oid_size = sizeof(sha512_prefix);
break;
default:
error = GPG_ERR_INV_DATA;
goto cleanup;
}
need_free__data = 1;
if ((_data = (cmd_data_t *)malloc (sizeof (cmd_data_t))) == NULL) {
error = GPG_ERR_ENOMEM;
goto cleanup;
}
if ((_data->data = (unsigned char *)malloc (data->size + oid_size)) == NULL) {
error = GPG_ERR_ENOMEM;
goto cleanup;
}
_data->size = 0;
memmove (_data->data+_data->size, oid, oid_size);
_data->size += oid_size;
memmove (_data->data+_data->size, data->data, data->size);
_data->size += data->size;
}
if (
(error = _get_certificate_by_name (
ctx,
line,
OPENPGP_SIGN,
&cert_id,
NULL
)) != GPG_ERR_NO_ERROR
) {
goto cleanup;
}
if (
(error = common_map_pkcs11_error (
pkcs11h_certificate_create (
cert_id,
ctx,
PKCS11H_PROMPT_MASK_ALLOW_ALL,
PKCS11H_PIN_CACHE_INFINITE,
&cert
)
)) != GPG_ERR_NO_ERROR
) {
goto cleanup;
}
if (
(error = common_map_pkcs11_error (
pkcs11h_certificate_lockSession (cert)
)) != GPG_ERR_NO_ERROR
) {
goto cleanup;
}
session_locked = 1;
if (
(error = common_map_pkcs11_error (
pkcs11h_certificate_signAny (
cert,
CKM_RSA_PKCS,
_data->data,
_data->size,
NULL,
&sig_len
)
)) != GPG_ERR_NO_ERROR
) {
goto cleanup;
}
if ((sig = (unsigned char *)malloc (sig_len)) == NULL) {
error = GPG_ERR_ENOMEM;
goto cleanup;
}
if (
(error = common_map_pkcs11_error (
pkcs11h_certificate_signAny (
cert,
CKM_RSA_PKCS,
_data->data,
_data->size,
sig,
&sig_len
)
)) != GPG_ERR_NO_ERROR ||
(error = assuan_send_data(ctx, sig, sig_len)) != GPG_ERR_NO_ERROR
) {
goto cleanup;
}
error = GPG_ERR_NO_ERROR;
cleanup:
if (session_locked) {
pkcs11h_certificate_releaseSession (cert);
session_locked = 0;
}
if (cert != NULL) {
pkcs11h_certificate_freeCertificate (cert);
cert = NULL;
}
if (cert_id != NULL) {
pkcs11h_certificate_freeCertificateId (cert_id);
cert_id = NULL;
}
if (sig != NULL) {
free (sig);
sig = NULL;
}
if (need_free__data) {
free (_data->data);
_data->data = NULL;
free (_data);
_data = NULL;
}
return gpg_error (error);
}
static
gpg_err_code_t
get_cert_blob (
assuan_context_t ctx,
pkcs11h_certificate_id_t cert_id,
unsigned char **p_blob,
size_t *p_blob_size
) {
gpg_err_code_t error = GPG_ERR_GENERAL;
pkcs11h_certificate_t cert = NULL;
unsigned char *blob = NULL;
size_t blob_size;
*p_blob = NULL;
*p_blob_size = 0;
if (
(error = common_map_pkcs11_error (
pkcs11h_certificate_create (
cert_id,
ctx,
PKCS11H_PROMPT_MASK_ALLOW_ALL,
PKCS11H_PIN_CACHE_INFINITE,
&cert
)
)) != GPG_ERR_NO_ERROR ||
(error = common_map_pkcs11_error (
pkcs11h_certificate_getCertificateBlob (
cert,
NULL,
&blob_size
)
)) != GPG_ERR_NO_ERROR
) {
goto cleanup;
}
if ((blob = (unsigned char *)malloc (blob_size)) == NULL) {
error = GPG_ERR_ENOMEM;
goto cleanup;
}
if (
(error = common_map_pkcs11_error (
pkcs11h_certificate_getCertificateBlob (
cert,
blob,
&blob_size
)
)) != GPG_ERR_NO_ERROR
) {
goto cleanup;
}
*p_blob = blob;
*p_blob_size = blob_size;
blob = NULL;
error = GPG_ERR_NO_ERROR;
cleanup:
if (cert != NULL) {
pkcs11h_certificate_freeCertificate (cert);
cert = NULL;
}
if (blob != NULL) {
free (blob);
blob = NULL;
}
return error;
}
/** Decrypt data (set by SETDATA) with certificate id in line. */
gpg_error_t cmd_pkdecrypt (assuan_context_t ctx, char *line)
{
gpg_err_code_t error = GPG_ERR_GENERAL;
pkcs11h_certificate_id_t cert_id = NULL;
pkcs11h_certificate_t cert = NULL;
unsigned char *ptext = NULL;
size_t ptext_len;
int session_locked = 0;
cmd_data_t *data = (cmd_data_t *)assuan_get_pointer (ctx);
cmd_data_t _data;
if (
data == NULL ||
data->data == NULL
) {
error = GPG_ERR_INV_DATA;
goto cleanup;
}
/*
* Guess.. taken from openpgp card implementation
* and java PKCS#11 provider.
*/
_data.data = data->data;
_data.size = data->size;
if (
*_data.data == 0 && (
_data.size == 129 ||
_data.size == 193 ||
_data.size == 257 ||
_data.size == 385 ||
_data.size == 513
)
) {
_data.data++;
_data.size--;
}
if (
(error = _get_certificate_by_name (
ctx,
line,
OPENPGP_ENCR,
&cert_id,
NULL
)) != GPG_ERR_NO_ERROR
) {
goto cleanup;
}
if (
(error = common_map_pkcs11_error (
pkcs11h_certificate_create (
cert_id,
ctx,
PKCS11H_PROMPT_MASK_ALLOW_ALL,
PKCS11H_PIN_CACHE_INFINITE,
&cert
)
)) != GPG_ERR_NO_ERROR
) {
goto cleanup;
}
if (
(error = common_map_pkcs11_error (
pkcs11h_certificate_lockSession (cert)
)) != GPG_ERR_NO_ERROR
) {
goto cleanup;
}
session_locked = 1;
if (
(error = common_map_pkcs11_error (
pkcs11h_certificate_decryptAny (
cert,
CKM_RSA_PKCS,
_data.data,
_data.size,
NULL,
&ptext_len
)
)) != GPG_ERR_NO_ERROR
) {
goto cleanup;
}
if ((ptext = (unsigned char *)malloc (ptext_len)) == NULL) {
error = GPG_ERR_ENOMEM;
goto cleanup;
}
if (
(error = common_map_pkcs11_error (
pkcs11h_certificate_decryptAny (
cert,
CKM_RSA_PKCS,
_data.data,
_data.size,
ptext,
&ptext_len
)
)) != GPG_ERR_NO_ERROR ||
(error = assuan_write_status(ctx, "PADDING", "0")) != GPG_ERR_NO_ERROR ||
(error = assuan_send_data(ctx, ptext, ptext_len)) != GPG_ERR_NO_ERROR
) {
goto cleanup;
}
error = GPG_ERR_NO_ERROR;
cleanup:
if (session_locked) {
pkcs11h_certificate_releaseSession (cert);
session_locked = 0;
}
if (cert != NULL) {
pkcs11h_certificate_freeCertificate (cert);
cert = NULL;
}
if (cert_id != NULL) {
pkcs11h_certificate_freeCertificateId (cert_id);
cert_id = NULL;
}
if (ptext != NULL) {
free (ptext);
ptext = NULL;
}
return gpg_error (error);
}
int
pkcs11_init_tls_session(pkcs11h_certificate_t certificate,
struct tls_root_ctx * const ssl_ctx)
{
int ret = 1;
X509 *x509 = NULL;
RSA *rsa = NULL;
pkcs11h_openssl_session_t openssl_session = NULL;
if ((openssl_session = pkcs11h_openssl_createSession (certificate)) == NULL)
{
msg (M_WARN, "PKCS#11: Cannot initialize openssl session");
goto cleanup;
}
/*
* Will be released by openssl_session
*/
certificate = NULL;
if ((rsa = pkcs11h_openssl_session_getRSA (openssl_session)) == NULL)
{
msg (M_WARN, "PKCS#11: Unable get rsa object");
goto cleanup;
}
if ((x509 = pkcs11h_openssl_session_getX509 (openssl_session)) == NULL)
{
msg (M_WARN, "PKCS#11: Unable get certificate object");
goto cleanup;
}
if (!SSL_CTX_use_RSAPrivateKey (ssl_ctx->ctx, rsa))
{
msg (M_WARN, "PKCS#11: Cannot set private key for openssl");
goto cleanup;
}
if (!SSL_CTX_use_certificate (ssl_ctx->ctx, x509))
{
msg (M_WARN, "PKCS#11: Cannot set certificate for openssl");
goto cleanup;
}
ret = 0;
cleanup:
/*
* Certificate freeing is usually handled by openssl_session.
* If something went wrong, creating the session we have to do it manually.
*/
if (certificate != NULL) {
pkcs11h_certificate_freeCertificate (certificate);
certificate = NULL;
}
/*
* openssl objects have reference
* count, so release them
*/
if (x509 != NULL)
{
X509_free (x509);
x509 = NULL;
}
if (rsa != NULL)
{
RSA_free (rsa);
rsa = NULL;
}
if (openssl_session != NULL)
{
pkcs11h_openssl_freeSession (openssl_session);
openssl_session = NULL;
}
return ret;
}
int main () {
pkcs11h_certificate_id_list_t issuers, certs, temp;
pkcs11h_certificate_t cert;
CK_RV rv;
printf ("Initializing pkcs11-helper\n");
if ((rv = pkcs11h_initialize ()) != CKR_OK) {
fatal ("pkcs11h_initialize failed", rv);
}
printf ("Registering pkcs11-helper hooks\n");
if ((rv = pkcs11h_setLogHook (_pkcs11h_hooks_log, NULL)) != CKR_OK) {
fatal ("pkcs11h_setLogHook failed", rv);
}
pkcs11h_setLogLevel (TEST_LOG_LEVEL);
if ((rv = pkcs11h_setTokenPromptHook (_pkcs11h_hooks_token_prompt, NULL)) != CKR_OK) {
fatal ("pkcs11h_setTokenPromptHook failed", rv);
}
if ((rv = pkcs11h_setPINPromptHook (_pkcs11h_hooks_pin_prompt, NULL)) != CKR_OK) {
fatal ("pkcs11h_setPINPromptHook failed", rv);
}
printf ("Adding provider '%s'\n", TEST_PROVIDER);
if (
(rv = pkcs11h_addProvider (
TEST_PROVIDER,
TEST_PROVIDER,
FALSE,
PKCS11H_PRIVATEMODE_MASK_AUTO,
PKCS11H_SLOTEVENT_METHOD_AUTO,
0,
FALSE
)) != CKR_OK
) {
fatal ("pkcs11h_addProvider failed", rv);
}
mypause ("Please remove all tokens, press <Enter>: ");
printf ("Enumerating token certificate (list should be empty, no prompt)\n");
if (
(rv = pkcs11h_certificate_enumCertificateIds (
PKCS11H_ENUM_METHOD_CACHE,
NULL,
PKCS11H_PROMPT_MASK_ALLOW_ALL,
&issuers,
&certs
)) != CKR_OK
) {
fatal ("pkcs11h_certificate_enumCertificateIds failed", rv);
}
if (issuers != NULL || certs != NULL) {
fatal ("No certificates should be found", rv);
}
mypause ("Please insert token, press <Enter>: ");
printf ("Getting certificate cache, should be available certificates\n");
if (
(rv = pkcs11h_certificate_enumCertificateIds (
PKCS11H_ENUM_METHOD_CACHE,
NULL,
PKCS11H_PROMPT_MASK_ALLOW_ALL,
&issuers,
&certs
)) != CKR_OK
) {
fatal ("pkcs11h_certificate_enumCertificateIds failed", rv);
}
for (temp = issuers;temp != NULL;temp = temp->next) {
printf ("Issuer: %s\n", temp->certificate_id->displayName);
}
for (temp = certs;temp != NULL;temp = temp->next) {
printf ("Certificate: %s\n", temp->certificate_id->displayName);
}
if (certs == NULL) {
fatal ("No certificates found", rv);
}
pkcs11h_certificate_freeCertificateIdList (issuers);
pkcs11h_certificate_freeCertificateIdList (certs);
mypause ("Please remove token, press <Enter>: ");
printf ("Getting certificate cache, should be similar to last\n");
if (
(rv = pkcs11h_certificate_enumCertificateIds (
PKCS11H_ENUM_METHOD_CACHE,
NULL,
PKCS11H_PROMPT_MASK_ALLOW_ALL,
&issuers,
&certs
)) != CKR_OK
) {
fatal ("pkcs11h_certificate_enumCertificateIds failed", rv);
}
for (temp = issuers;temp != NULL;temp = temp->next) {
printf ("Issuer: %s\n", temp->certificate_id->displayName);
}
for (temp = certs;temp != NULL;temp = temp->next) {
printf ("Certificate: %s\n", temp->certificate_id->displayName);
}
if (certs == NULL) {
fatal ("No certificates found", rv);
}
printf ("Creating certificate context\n");
if (
(rv = pkcs11h_certificate_create (
certs->certificate_id,
NULL,
PKCS11H_PROMPT_MASK_ALLOW_ALL,
PKCS11H_PIN_CACHE_INFINITE,
&cert
)) != CKR_OK
) {
fatal ("pkcs11h_certificate_create failed", rv);
}
printf ("Perforing signature #1 (you should be prompt for token and PIN)\n");
sign_test (cert);
printf ("Perforing signature #2 (you should NOT be prompt for anything)\n");
sign_test (cert);
mypause ("Please remove and insert token, press <Enter>: ");
printf ("Perforing signature #3 (you should be prompt only for PIN)\n");
sign_test (cert);
printf ("Perforing signature #4 (you should NOT be prompt for anything)\n");
if ((rv = pkcs11h_certificate_freeCertificate (cert)) != CKR_OK) {
fatal ("pkcs11h_certificate_free failed", rv);
}
if (
(rv = pkcs11h_certificate_create (
certs->certificate_id,
NULL,
PKCS11H_PROMPT_MASK_ALLOW_ALL,
PKCS11H_PIN_CACHE_INFINITE,
&cert
)) != CKR_OK
) {
fatal ("pkcs11h_certificate_create failed", rv);
}
sign_test (cert);
printf ("Terminating pkcs11-helper\n");
if ((rv = pkcs11h_certificate_freeCertificate (cert)) != CKR_OK) {
fatal ("pkcs11h_certificate_free failed", rv);
}
pkcs11h_certificate_freeCertificateIdList (issuers);
pkcs11h_certificate_freeCertificateIdList (certs);
if ((rv = pkcs11h_terminate ()) != CKR_OK) {
fatal ("pkcs11h_terminate failed", rv);
}
exit (0);
return 0;
}
void vdb_mbedtls_pkcs11_priv_key_free( mbedtls_pkcs11_context *priv_key )
{
if( NULL != priv_key )
pkcs11h_certificate_freeCertificate( priv_key->pkcs11h_cert );
}
