CK_RV xInitializePkcs11Token()

in source/core_pkcs11.c [176:249]

• 56 lines of code
• 16 McCabe index (conditional complexity)

CK_RV xInitializePkcs11Token( void )
{
    CK_RV xResult = CKR_OK;

    CK_FUNCTION_LIST_PTR pxFunctionList = NULL;
    CK_SLOT_ID * pxSlotId = NULL;
    CK_ULONG xSlotCount;
    CK_FLAGS xTokenFlags = 0;
    CK_TOKEN_INFO_PTR pxTokenInfo = NULL;

    xResult = C_GetFunctionList( &pxFunctionList );

    if( ( pxFunctionList == NULL ) || ( pxFunctionList->C_GetTokenInfo == NULL ) || ( pxFunctionList->C_InitToken == NULL ) )
    {
        xResult = CKR_FUNCTION_FAILED;
    }

    if( xResult == CKR_OK )
    {
        xResult = xInitializePKCS11();
    }

    if( ( xResult == CKR_OK ) || ( xResult == CKR_CRYPTOKI_ALREADY_INITIALIZED ) )
    {
        xResult = xGetSlotList( &pxSlotId, &xSlotCount );
    }

    if( ( xResult == CKR_OK ) &&
        ( NULL != pxFunctionList->C_GetTokenInfo ) &&
        ( NULL != pxFunctionList->C_InitToken ) )
    {
        /* Check if the token requires further initialization. */
        pxTokenInfo = pkcs11configPKCS11_MALLOC( sizeof( CK_TOKEN_INFO ) );

        if( pxTokenInfo != NULL )
        {
            /* We will take the first slot available. If your application
             * has multiple slots, insert logic for selecting an appropriate
             * slot here.
             */
            xResult = pxFunctionList->C_GetTokenInfo( pxSlotId[ 0 ], pxTokenInfo );
        }
        else
        {
            xResult = CKR_HOST_MEMORY;
        }

        if( CKR_OK == xResult )
        {
            xTokenFlags = pxTokenInfo->flags;
        }

        if( ( CKR_OK == xResult ) && ( ( CKF_TOKEN_INITIALIZED & xTokenFlags ) != CKF_TOKEN_INITIALIZED ) )
        {
            /* Initialize the token if it is not already. */
            xResult = pxFunctionList->C_InitToken( pxSlotId[ 0 ],
                                                   ( CK_UTF8CHAR_PTR ) pkcs11configPKCS11_DEFAULT_USER_PIN,
                                                   sizeof( pkcs11configPKCS11_DEFAULT_USER_PIN ) - 1UL,
                                                   ( CK_UTF8CHAR_PTR ) "FreeRTOS" );
        }
    }

    if( pxTokenInfo != NULL )
    {
        pkcs11configPKCS11_FREE( pxTokenInfo );
    }

    if( pxSlotId != NULL )
    {
        pkcs11configPKCS11_FREE( pxSlotId );
    }

    return xResult;
}