enclave_creator_hw.h 3.4 KB

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  1. /*
  2. * Copyright (C) 2011-2018 Intel Corporation. All rights reserved.
  3. *
  4. * Redistribution and use in source and binary forms, with or without
  5. * modification, are permitted provided that the following conditions
  6. * are met:
  7. *
  8. * * Redistributions of source code must retain the above copyright
  9. * notice, this list of conditions and the following disclaimer.
  10. * * Redistributions in binary form must reproduce the above copyright
  11. * notice, this list of conditions and the following disclaimer in
  12. * the documentation and/or other materials provided with the
  13. * distribution.
  14. * * Neither the name of Intel Corporation nor the names of its
  15. * contributors may be used to endorse or promote products derived
  16. * from this software without specific prior written permission.
  17. *
  18. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  19. * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  20. * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  21. * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  22. * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  23. * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  24. * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  25. * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  26. * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  27. * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  28. * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29. *
  30. */
  31. #ifndef _ENCLAVE_CREATOR_H_
  32. #define _ENCLAVE_CREATOR_H_
  33. #include "enclave_creator.h"
  34. #include "sgx_eid.h"
  35. #include "se_types.h"
  36. #include "se_thread.h"
  37. #include "util.h"
  38. #include "se_map.h"
  39. #include "se_error_internal.h"
  40. #include "se_lock.hpp"
  41. #include "file.h"
  42. // hardware mode
  43. class EnclaveCreatorHW : public EnclaveCreator
  44. {
  45. public:
  46. EnclaveCreatorHW();
  47. ~EnclaveCreatorHW();
  48. int create_enclave(secs_t *secs, sgx_enclave_id_t *enclave_id, void **start_addr, bool ae);
  49. int add_enclave_page(sgx_enclave_id_t enclave_id, void *source, uint64_t offset, const sec_info_t &sinfo, uint32_t attr);
  50. int init_enclave(sgx_enclave_id_t enclave_id, enclave_css_t *enclave_css, SGXLaunchToken *lc, le_prd_css_file_t *prd_css_file);
  51. int destroy_enclave(sgx_enclave_id_t enclave_id, uint64_t enclave_size);
  52. int initialize(sgx_enclave_id_t enclave_id);
  53. bool use_se_hw() const;
  54. bool is_EDMM_supported(sgx_enclave_id_t enclave_id);
  55. bool is_driver_compatible();
  56. bool is_in_kernel_driver();
  57. int get_misc_attr(sgx_misc_attribute_t *sgx_misc_attr, metadata_t *metadata, SGXLaunchToken * const lc, uint32_t flag);
  58. bool get_plat_cap(sgx_misc_attribute_t *se_attr);
  59. int emodpr(uint64_t addr, uint64_t size, uint64_t flag);
  60. int mktcs(uint64_t tcs_addr);
  61. int trim_range(uint64_t fromaddr, uint64_t toaddr);
  62. int trim_accept(uint64_t addr);
  63. int remove_range(uint64_t fromaddr, uint64_t numpages);
  64. private:
  65. virtual bool open_se_device();
  66. virtual void close_se_device();
  67. int try_init_enclave(sgx_enclave_id_t enclave_id, enclave_css_t *enclave_css, token_t *launch);
  68. int error_driver2urts(int driver_error);
  69. se_file_handle_t m_hdevice;
  70. Mutex m_dev_mutex;
  71. bool m_sig_registered;
  72. se_mutex_t m_sig_mutex;
  73. bool m_in_kernel_driver;
  74. };
  75. #endif