Functions.cpp 2.6 KB

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  1. /*
  2. * Copyright (C) 2011-2017 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. /* Test Calling Conventions */
  32. #include <string.h>
  33. #include <stdio.h>
  34. #include "../Enclave.h"
  35. #include "Enclave_t.h"
  36. /* ecall_function_calling_convs:
  37. * memccpy is defined in system C library.
  38. */
  39. void ecall_function_calling_convs(void)
  40. {
  41. sgx_status_t ret = SGX_ERROR_UNEXPECTED;
  42. char s1[] = "1234567890";
  43. char s2[] = "0987654321";
  44. char buf[BUFSIZ] = {'\0'};
  45. memcpy(buf, s1, strlen(s1));
  46. ret = memccpy(NULL, s1, s2, '\0', strlen(s1));
  47. if (ret != SGX_SUCCESS)
  48. abort();
  49. assert(memcmp(s1, s2, strlen(s1)) == 0);
  50. return;
  51. }
  52. /* ecall_function_public:
  53. * The public ECALL that invokes the OCALL 'ocall_function_allow'.
  54. */
  55. void ecall_function_public(void)
  56. {
  57. sgx_status_t ret = SGX_ERROR_UNEXPECTED;
  58. ret = ocall_function_allow();
  59. if (ret != SGX_SUCCESS)
  60. abort();
  61. return;
  62. }
  63. /* ecall_function_private:
  64. * The private ECALL that only can be invoked in the OCALL 'ocall_function_allow'.
  65. */
  66. int ecall_function_private(void)
  67. {
  68. return 1;
  69. }