kernelSlotToken.c revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2005 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include <stdlib.h>
#include <strings.h>
#include <security/cryptoki.h>
#include <cryptoutil.h>
#include <errno.h>
#include <sys/crypto/api.h>
#include <sys/crypto/common.h>
#include <sys/crypto/ioctl.h>
#include <sys/crypto/spi.h>
#include "kernelGlobal.h"
#include "kernelSlot.h"
/* ARGSUSED */
CK_RV
C_GetSlotList(CK_BBOOL tokenPresent, CK_SLOT_ID_PTR pSlotList,
CK_ULONG_PTR pulCount)
{
int i;
if (!kernel_initialized)
return (CKR_CRYPTOKI_NOT_INITIALIZED);
if (pulCount == NULL) {
return (CKR_ARGUMENTS_BAD);
}
if (pSlotList == NULL) {
*pulCount = slot_count;
return (CKR_OK);
}
if (*pulCount < slot_count) {
*pulCount = slot_count;
return (CKR_BUFFER_TOO_SMALL);
}
*pulCount = slot_count;
/*
* The slotID returned to an application will be the index to
* the slot_table. The library will map to the provider_id when
* making any ioctl call.
*/
for (i = 0; i < slot_count; i++) {
pSlotList[i] = i;
}
return (CKR_OK);
}
CK_RV
C_GetSlotInfo(CK_SLOT_ID slotID, CK_SLOT_INFO_PTR pInfo)
{
CK_RV rv;
crypto_get_provider_info_t gi;
int r;
if (!kernel_initialized)
return (CKR_CRYPTOKI_NOT_INITIALIZED);
if (slotID >= slot_count) {
return (CKR_SLOT_ID_INVALID);
}
if (pInfo == NULL)
return (CKR_ARGUMENTS_BAD);
/* kernel provider numbers start with 0 */
gi.gi_provider_id = slot_table[slotID]->sl_provider_id;
while ((r = ioctl(kernel_fd, CRYPTO_GET_PROVIDER_INFO, &gi)) < 0) {
if (errno != EINTR)
break;
}
if (r < 0) {
rv = CKR_FUNCTION_FAILED;
} else {
if (gi.gi_return_value != CRYPTO_SUCCESS) {
rv = crypto2pkcs11_error_number(
gi.gi_return_value);
} else {
rv = CKR_OK;
}
}
if (rv == CKR_OK) {
bcopy(gi.gi_provider_data.pd_prov_desc,
pInfo->slotDescription, CRYPTO_PROVIDER_DESCR_MAX_LEN);
bcopy(gi.gi_provider_data.pd_manufacturerID,
pInfo->manufacturerID, CRYPTO_EXT_SIZE_MANUF);
pInfo->flags = CKF_TOKEN_PRESENT | CKF_HW_SLOT;
pInfo->hardwareVersion.major =
gi.gi_provider_data.pd_hardware_version.cv_major;
pInfo->hardwareVersion.minor =
gi.gi_provider_data.pd_hardware_version.cv_minor;
pInfo->firmwareVersion.major =
gi.gi_provider_data.pd_firmware_version.cv_major;
pInfo->firmwareVersion.minor =
gi.gi_provider_data.pd_firmware_version.cv_minor;
}
return (rv);
}
CK_RV
C_GetTokenInfo(CK_SLOT_ID slotID, CK_TOKEN_INFO_PTR pInfo)
{
CK_RV rv;
crypto_get_provider_info_t gi;
int r;
if (!kernel_initialized)
return (CKR_CRYPTOKI_NOT_INITIALIZED);
if (slotID >= slot_count)
return (CKR_SLOT_ID_INVALID);
if (pInfo == NULL)
return (CKR_ARGUMENTS_BAD);
gi.gi_provider_id = slot_table[slotID]->sl_provider_id;
while ((r = ioctl(kernel_fd, CRYPTO_GET_PROVIDER_INFO, &gi)) < 0) {
if (errno != EINTR)
break;
}
if (r < 0) {
rv = CKR_FUNCTION_FAILED;
} else {
rv = crypto2pkcs11_error_number(gi.gi_return_value);
}
if (rv == CKR_OK) {
bcopy(gi.gi_provider_data.pd_label, pInfo->label,
CRYPTO_EXT_SIZE_LABEL);
bcopy(gi.gi_provider_data.pd_manufacturerID,
pInfo->manufacturerID, CRYPTO_EXT_SIZE_MANUF);
bcopy(gi.gi_provider_data.pd_model, pInfo->model,
CRYPTO_EXT_SIZE_MODEL);
bcopy(gi.gi_provider_data.pd_serial_number,
pInfo->serialNumber, CRYPTO_EXT_SIZE_SERIAL);
pInfo->flags = gi.gi_provider_data.pd_flags;
pInfo->ulMaxSessionCount =
gi.gi_provider_data.pd_max_session_count;
pInfo->ulSessionCount =
gi.gi_provider_data.pd_session_count;
pInfo->ulMaxRwSessionCount =
gi.gi_provider_data.pd_max_rw_session_count;
pInfo->ulRwSessionCount =
gi.gi_provider_data.pd_rw_session_count;
pInfo->ulMaxPinLen =
gi.gi_provider_data.pd_max_pin_len;
pInfo->ulMinPinLen =
gi.gi_provider_data.pd_min_pin_len;
pInfo->ulTotalPublicMemory =
gi.gi_provider_data.pd_total_public_memory;
pInfo->ulFreePublicMemory =
gi.gi_provider_data.pd_free_public_memory;
pInfo->ulTotalPrivateMemory =
gi.gi_provider_data.pd_total_private_memory;
pInfo->ulFreePrivateMemory =
gi.gi_provider_data.pd_free_private_memory;
pInfo->hardwareVersion.major =
gi.gi_provider_data.pd_hardware_version.cv_major;
pInfo->hardwareVersion.minor =
gi.gi_provider_data.pd_hardware_version.cv_minor;
pInfo->firmwareVersion.major =
gi.gi_provider_data.pd_firmware_version.cv_major;
pInfo->firmwareVersion.minor =
gi.gi_provider_data.pd_firmware_version.cv_minor;
(void) strncpy((char *)pInfo->utcTime,
(const char *)gi.gi_provider_data.pd_time,
CRYPTO_EXT_SIZE_TIME);
}
return (rv);
}
/*ARGSUSED*/
CK_RV
C_WaitForSlotEvent(CK_FLAGS flags, CK_SLOT_ID_PTR pSlot, CK_VOID_PTR pReserved)
{
if (!kernel_initialized)
return (CKR_CRYPTOKI_NOT_INITIALIZED);
return (CKR_FUNCTION_NOT_SUPPORTED);
}
CK_RV
C_GetMechanismList(CK_SLOT_ID slotID, CK_MECHANISM_TYPE_PTR pMechanismList,
CK_ULONG_PTR pulCount)
{
CK_MECHANISM_TYPE type;
CK_RV rv;
CK_FLAGS flags;
CK_ULONG specified_count, count = 0;
crypto_get_provider_mechanisms_t *pm, tmp;
crypto_get_provider_mechanism_info_t mechanism_info;
crypto_provider_id_t provider_id;
size_t alloc_bytes;
int i, r;
if (!kernel_initialized)
return (CKR_CRYPTOKI_NOT_INITIALIZED);
if (slotID >= slot_count)
return (CKR_SLOT_ID_INVALID);
/* kernel provider numbers start with 0 */
provider_id = slot_table[slotID]->sl_provider_id;
if (pMechanismList != NULL) {
if (pulCount == NULL) {
return (CKR_ARGUMENTS_BAD);
} else if (*pulCount == 0) {
return (CKR_ARGUMENTS_BAD);
}
}
specified_count = *pulCount;
tmp.pm_provider_id = provider_id;
tmp.pm_count = 0;
while ((r = ioctl(kernel_fd, CRYPTO_GET_PROVIDER_MECHANISMS,
&tmp)) < 0) {
if (errno != EINTR)
break;
}
if (r < 0) {
return (CKR_FUNCTION_FAILED);
} else {
if (tmp.pm_return_value != CRYPTO_SUCCESS) {
rv = crypto2pkcs11_error_number(tmp.pm_return_value);
return (rv);
}
alloc_bytes = sizeof (crypto_get_provider_mechanisms_t) +
(tmp.pm_count - 1) * sizeof (crypto_mech_name_t);
}
pm = malloc(alloc_bytes);
if (pm == NULL)
return (CKR_HOST_MEMORY);
pm->pm_provider_id = provider_id;
pm->pm_count = tmp.pm_count;
while ((r = ioctl(kernel_fd, CRYPTO_GET_PROVIDER_MECHANISMS, pm)) < 0) {
if (errno != EINTR)
break;
}
if (r < 0) {
rv = CKR_FUNCTION_FAILED;
} else {
rv = crypto2pkcs11_error_number(pm->pm_return_value);
}
if (rv != CKR_OK && rv != CKR_BUFFER_TOO_SMALL)
goto clean_exit;
for (i = 0; i < pm->pm_count; i++) {
mechanism_info.mi_provider_id = provider_id;
bcopy(&pm->pm_list[i][0], mechanism_info.mi_mechanism_name,
sizeof (crypto_mech_name_t));
/*
* Get each mechanism's flags.
* The ioctl should not fail since the mechanism info is
* already in the kernel and a call doesn't have to be made
* to the provider. If it fails, nothing can be done other
* than skip the mechanism.
*/
while ((r = ioctl(kernel_fd, CRYPTO_GET_PROVIDER_MECHANISM_INFO,
&mechanism_info)) < 0) {
if (errno != EINTR)
break;
}
if (r < 0) {
continue;
}
if (mechanism_info.mi_return_value != CRYPTO_SUCCESS)
continue;
flags = mechanism_info.mi_flags;
/*
* Atomic flags are not part of PKCS#11 so we filter
* them out here.
*/
flags &= ~(CRYPTO_FG_DIGEST_ATOMIC | CRYPTO_FG_ENCRYPT_ATOMIC |
CRYPTO_FG_DECRYPT_ATOMIC | CRYPTO_FG_MAC_ATOMIC |
CRYPTO_FG_SIGN_ATOMIC | CRYPTO_FG_VERIFY_ATOMIC |
CRYPTO_FG_SIGN_RECOVER_ATOMIC |
CRYPTO_FG_VERIFY_RECOVER_ATOMIC |
CRYPTO_FG_ENCRYPT_MAC_ATOMIC |
CRYPTO_FG_MAC_DECRYPT_ATOMIC);
/* mechanism has no PKCS#11 flags, so don't report it */
if (flags == 0)
continue;
/*
* The kernel framework has a pseudo mechanism
* for RNG which we remove from the list of mechanisms.
*/
if (strcmp(&pm->pm_list[i][0], "random") != 0) {
if (pkcs11_str2mech(&pm->pm_list[i][0],
&type) != CKR_OK)
continue;
if (pMechanismList != NULL && rv == CKR_OK &&
(count < specified_count))
pMechanismList[count] = type;
count++;
}
}
if (pMechanismList != NULL && (count > specified_count))
rv = CKR_BUFFER_TOO_SMALL;
*pulCount = count;
clean_exit:
free(pm);
return (rv);
}
CK_RV
C_GetMechanismInfo(CK_SLOT_ID slotID, CK_MECHANISM_TYPE type,
CK_MECHANISM_INFO_PTR pInfo)
{
uint32_t k_mi_flags;
CK_RV rv;
if (!kernel_initialized)
return (CKR_CRYPTOKI_NOT_INITIALIZED);
if (slotID >= slot_count)
return (CKR_SLOT_ID_INVALID);
if (pInfo == NULL) {
return (CKR_ARGUMENTS_BAD);
}
rv = get_mechanism_info(slot_table[slotID], type, pInfo, &k_mi_flags);
return (rv);
}
/*ARGSUSED*/
CK_RV
C_InitToken(CK_SLOT_ID slotID, CK_UTF8CHAR_PTR pPin, CK_ULONG ulPinLen,
CK_UTF8CHAR_PTR pLabel)
{
if (!kernel_initialized)
return (CKR_CRYPTOKI_NOT_INITIALIZED);
return (CKR_FUNCTION_NOT_SUPPORTED);
}
/*ARGSUSED*/
CK_RV
C_InitPIN(CK_SESSION_HANDLE hSession, CK_UTF8CHAR_PTR pPin, CK_ULONG ulPinLen)
{
if (!kernel_initialized)
return (CKR_CRYPTOKI_NOT_INITIALIZED);
return (CKR_FUNCTION_NOT_SUPPORTED);
}
CK_RV
C_SetPIN(CK_SESSION_HANDLE hSession, CK_UTF8CHAR_PTR pOldPin,
CK_ULONG ulOldLen, CK_UTF8CHAR_PTR pNewPin, CK_ULONG ulNewLen)
{
CK_RV rv = CKR_OK;
kernel_session_t *session_p;
boolean_t ses_lock_held = B_FALSE;
crypto_set_pin_t setpin;
int r;
if (!kernel_initialized)
return (CKR_CRYPTOKI_NOT_INITIALIZED);
/*
* Obtain the session pointer. Also, increment the session
* reference count.
*/
rv = handle2session(hSession, &session_p);
if (rv != CKR_OK)
return (rv);
/* Make sure it is a RW session. */
if (session_p->ses_RO) {
rv = CKR_SESSION_READ_ONLY;
REFRELE(session_p, ses_lock_held);
return (rv);
}
/* Lock the session and make the CRYPTO_SET_PIN ioctl call. */
(void) pthread_mutex_lock(&session_p->session_mutex);
ses_lock_held = B_TRUE;
setpin.sp_session = session_p->k_session;
setpin.sp_old_pin = (char *)pOldPin;
setpin.sp_old_len = ulOldLen;
setpin.sp_new_pin = (char *)pNewPin;
setpin.sp_new_len = ulNewLen;
while ((r = ioctl(kernel_fd, CRYPTO_SET_PIN, &setpin)) < 0) {
if (errno != EINTR)
break;
}
if (r < 0) {
rv = CKR_FUNCTION_FAILED;
} else {
rv = crypto2pkcs11_error_number(setpin.sp_return_value);
}
REFRELE(session_p, ses_lock_held);
return (rv);
}