| // Copyright (c) 2017 Baidu, Inc. All Rights Reserved. |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions |
| // are met: |
| // |
| // * Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above copyright |
| // notice, this list of conditions and the following disclaimer in |
| // the documentation and/or other materials provided with the |
| // distribution. |
| // * Neither the name of Baidu, Inc., nor the names of its |
| // contributors may be used to endorse or promote products derived |
| // from this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| use sgx_types::*; |
| use sgx_tdh::*; |
| |
| use core::default::Default; |
| |
| pub const DH_KEY_SIZE: i32 = 20; |
| pub const NONCE_SIZE : i32 = 16; |
| pub const MAC_SIZE: i32 = 16; |
| pub const MAC_KEY_SIZE: i32 = 16; |
| pub const PADDING_SIZE: i32 = 16; |
| |
| pub const TAG_SIZE: i32 = 16; |
| pub const IV_SIZE: i32 = 12; |
| |
| pub const DERIVE_MAC_KEY: i32 = 0x0; |
| pub const DERIVE_SESSION_KEY: i32 = 0x1; |
| pub const DERIVE_VK1_KEY: i32 = 0x3; |
| pub const DERIVE_VK2_KEY: i32 = 0x4; |
| |
| pub const CLOSED: u32 = 0x0; |
| pub const IN_PROGRESS: u32 = 0x1; |
| pub const ACTIVE: u32 = 0x2; |
| |
| pub const MESSAGE_EXCHANGE: i32 = 0x0; |
| pub const ENCLAVE_TO_ENCLAVE_CALL: i32 = 0x1; |
| |
| pub const INVALID_ARGUMENT: i32 = -2; ///< Invalid function argument |
| pub const LOGIC_ERROR: i32 = -3 ; ///< Functional logic error |
| pub const FILE_NOT_FOUND : i32 = -4 ; ///< File not found |
| |
| pub const VMC_ATTRIBUTE_MASK: u64 = 0xFFFFFFFFFFFFFFCB; |
| |
| pub const MAX_SESSION_COUNT: i32 = 16; |
| |
| pub struct Callback { |
| pub verify: fn(&sgx_dh_session_enclave_identity_t) -> u32, |
| } |
| |
| pub enum DhSessionStatus { |
| Closed, |
| InProgress(SgxDhResponder), |
| Active(sgx_key_128bit_t), |
| } |
| |
| impl Default for DhSessionStatus { |
| fn default() -> DhSessionStatus { |
| DhSessionStatus::Closed |
| } |
| } |
| |
| #[derive(Default)] |
| pub struct DhSession { |
| pub session_id: u32, |
| pub session_status: DhSessionStatus |
| } |
| |
| #[derive(Default)] |
| pub struct DhSessionInfo { |
| pub enclave_id: sgx_enclave_id_t, |
| pub session: DhSession, |
| } |
