/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "ckcapi.h"

/*
 * ckcapi/ctoken.c
 *
 * This file implements the NSSCKMDToken object for the
 * "nss to capi" cryptoki module.
 */

static NSSUTF8 *
ckcapi_mdToken_GetLabel(
    NSSCKMDToken *mdToken,
    NSSCKFWToken *fwToken,
    NSSCKMDInstance *mdInstance,
    NSSCKFWInstance *fwInstance,
    CK_RV *pError)
{
    return (NSSUTF8 *)nss_ckcapi_TokenLabel;
}

static NSSUTF8 *
ckcapi_mdToken_GetManufacturerID(
    NSSCKMDToken *mdToken,
    NSSCKFWToken *fwToken,
    NSSCKMDInstance *mdInstance,
    NSSCKFWInstance *fwInstance,
    CK_RV *pError)
{
    return (NSSUTF8 *)nss_ckcapi_ManufacturerID;
}

static NSSUTF8 *
ckcapi_mdToken_GetModel(
    NSSCKMDToken *mdToken,
    NSSCKFWToken *fwToken,
    NSSCKMDInstance *mdInstance,
    NSSCKFWInstance *fwInstance,
    CK_RV *pError)
{
    return (NSSUTF8 *)nss_ckcapi_TokenModel;
}

static NSSUTF8 *
ckcapi_mdToken_GetSerialNumber(
    NSSCKMDToken *mdToken,
    NSSCKFWToken *fwToken,
    NSSCKMDInstance *mdInstance,
    NSSCKFWInstance *fwInstance,
    CK_RV *pError)
{
    return (NSSUTF8 *)nss_ckcapi_TokenSerialNumber;
}

static CK_BBOOL
ckcapi_mdToken_GetIsWriteProtected(
    NSSCKMDToken *mdToken,
    NSSCKFWToken *fwToken,
    NSSCKMDInstance *mdInstance,
    NSSCKFWInstance *fwInstance)
{
    return CK_FALSE;
}

/* fake out Mozilla so we don't try to initialize the token */
static CK_BBOOL
ckcapi_mdToken_GetUserPinInitialized(
    NSSCKMDToken *mdToken,
    NSSCKFWToken *fwToken,
    NSSCKMDInstance *mdInstance,
    NSSCKFWInstance *fwInstance)
{
    return CK_TRUE;
}

static CK_VERSION
ckcapi_mdToken_GetHardwareVersion(
    NSSCKMDToken *mdToken,
    NSSCKFWToken *fwToken,
    NSSCKMDInstance *mdInstance,
    NSSCKFWInstance *fwInstance)
{
    return nss_ckcapi_HardwareVersion;
}

static CK_VERSION
ckcapi_mdToken_GetFirmwareVersion(
    NSSCKMDToken *mdToken,
    NSSCKFWToken *fwToken,
    NSSCKMDInstance *mdInstance,
    NSSCKFWInstance *fwInstance)
{
    return nss_ckcapi_FirmwareVersion;
}

static NSSCKMDSession *
ckcapi_mdToken_OpenSession(
    NSSCKMDToken *mdToken,
    NSSCKFWToken *fwToken,
    NSSCKMDInstance *mdInstance,
    NSSCKFWInstance *fwInstance,
    NSSCKFWSession *fwSession,
    CK_BBOOL rw,
    CK_RV *pError)
{
    return nss_ckcapi_CreateSession(fwSession, pError);
}

static CK_ULONG
ckcapi_mdToken_GetMechanismCount(
    NSSCKMDToken *mdToken,
    NSSCKFWToken *fwToken,
    NSSCKMDInstance *mdInstance,
    NSSCKFWInstance *fwInstance)
{
    return (CK_ULONG)1;
}

static CK_RV
ckcapi_mdToken_GetMechanismTypes(
    NSSCKMDToken *mdToken,
    NSSCKFWToken *fwToken,
    NSSCKMDInstance *mdInstance,
    NSSCKFWInstance *fwInstance,
    CK_MECHANISM_TYPE types[])
{
    types[0] = CKM_RSA_PKCS;
    return CKR_OK;
}

static NSSCKMDMechanism *
ckcapi_mdToken_GetMechanism(
    NSSCKMDToken *mdToken,
    NSSCKFWToken *fwToken,
    NSSCKMDInstance *mdInstance,
    NSSCKFWInstance *fwInstance,
    CK_MECHANISM_TYPE which,
    CK_RV *pError)
{
    if (which != CKM_RSA_PKCS) {
        *pError = CKR_MECHANISM_INVALID;
        return (NSSCKMDMechanism *)NULL;
    }
    return (NSSCKMDMechanism *)&nss_ckcapi_mdMechanismRSA;
}

NSS_IMPLEMENT_DATA const NSSCKMDToken
    nss_ckcapi_mdToken = {
        (void *)NULL, /* etc */
        NULL,         /* Setup */
        NULL,         /* Invalidate */
        NULL,         /* InitToken -- default errs */
        ckcapi_mdToken_GetLabel,
        ckcapi_mdToken_GetManufacturerID,
        ckcapi_mdToken_GetModel,
        ckcapi_mdToken_GetSerialNumber,
        NULL, /* GetHasRNG -- default is false */
        ckcapi_mdToken_GetIsWriteProtected,
        NULL, /* GetLoginRequired -- default is false */
        ckcapi_mdToken_GetUserPinInitialized,
        NULL, /* GetRestoreKeyNotNeeded -- irrelevant */
        NULL, /* GetHasClockOnToken -- default is false */
        NULL, /* GetHasProtectedAuthenticationPath -- default is false */
        NULL, /* GetSupportsDualCryptoOperations -- default is false */
        NULL, /* GetMaxSessionCount -- default is CK_UNAVAILABLE_INFORMATION */
        NULL, /* GetMaxRwSessionCount -- default is CK_UNAVAILABLE_INFORMATION */
        NULL, /* GetMaxPinLen -- irrelevant */
        NULL, /* GetMinPinLen -- irrelevant */
        NULL, /* GetTotalPublicMemory -- default is CK_UNAVAILABLE_INFORMATION */
        NULL, /* GetFreePublicMemory -- default is CK_UNAVAILABLE_INFORMATION */
        NULL, /* GetTotalPrivateMemory -- default is CK_UNAVAILABLE_INFORMATION */
        NULL, /* GetFreePrivateMemory -- default is CK_UNAVAILABLE_INFORMATION */
        ckcapi_mdToken_GetHardwareVersion,
        ckcapi_mdToken_GetFirmwareVersion,
        NULL, /* GetUTCTime -- no clock */
        ckcapi_mdToken_OpenSession,
        ckcapi_mdToken_GetMechanismCount,
        ckcapi_mdToken_GetMechanismTypes,
        ckcapi_mdToken_GetMechanism,
        (void *)NULL /* null terminator */
    };