urts_internal.cpp 3.3 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. #include "sgx_error.h"
  32. #include "sgx_urts.h"
  33. #include "se_types.h"
  34. #include <errno.h>
  35. #include <fcntl.h>
  36. #include <limits.h>
  37. #include "file.h"
  38. #include "se_wrapper.h"
  39. #include "se_map.h"
  40. #include "enclave_creator.h"
  41. extern sgx_status_t _create_enclave(const bool debug, se_file_handle_t pfile, se_file_t& file, le_prd_css_file_t *prd_css_file, sgx_launch_token_t *launch, int *launch_updated, sgx_enclave_id_t *enclave_id, sgx_misc_attribute_t *misc_attr);
  42. extern "C" sgx_status_t sgx_create_le(const char* file_name, const char* prd_css_file_name, const int debug, sgx_launch_token_t *launch_token, int *launch_token_updated, sgx_enclave_id_t *enclave_id, sgx_misc_attribute_t *misc_attr, int *production_loaded)
  43. {
  44. sgx_status_t ret = SGX_SUCCESS;
  45. //Only true or false is valid
  46. if(TRUE != debug && FALSE != debug)
  47. return SGX_ERROR_INVALID_PARAMETER;
  48. int fd = open(file_name, O_RDONLY);
  49. if(-1 == fd)
  50. {
  51. SE_TRACE(SE_TRACE_ERROR, "Couldn't open the enclave file, error = %d\n", errno);
  52. return SGX_ERROR_ENCLAVE_FILE_ACCESS;
  53. }
  54. se_file_t file = {NULL, 0, false};
  55. char resolved_path[PATH_MAX];
  56. file.name = realpath(file_name, resolved_path);
  57. file.name_len = (uint32_t)strlen(resolved_path);
  58. char css_real_path[PATH_MAX];
  59. le_prd_css_file_t prd_css_file = {NULL, false};
  60. prd_css_file.prd_css_name = realpath(prd_css_file_name, css_real_path);
  61. ret = _create_enclave(!!debug, fd, file, &prd_css_file, launch_token, launch_token_updated, enclave_id, misc_attr);
  62. close(fd);
  63. if(ret == SGX_SUCCESS && production_loaded != NULL)
  64. {
  65. *production_loaded = prd_css_file.is_used ? 1: 0;
  66. }
  67. return ret;
  68. }
  69. extern "C" bool is_in_kernel_driver()
  70. {
  71. return get_enclave_creator()->is_in_kernel_driver();
  72. }