update_global_data.hxx 2.7 KB

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  1. /*
  2. * Copyright (C) 2011-2016 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. namespace {
  32. void do_update_global_data(const create_param_t* const create_param,
  33. global_data_t* global_data)
  34. {
  35. global_data->enclave_size = (sys_word_t)create_param->enclave_size;
  36. global_data->heap_offset = (sys_word_t)create_param->heap_offset;
  37. global_data->heap_size = (sys_word_t)create_param->heap_max_size;
  38. global_data->thread_policy = (uint32_t)create_param->tcs_policy;
  39. thread_data_t *thread_data = &global_data->td_template;
  40. thread_data->stack_base_addr = (sys_word_t)create_param->stack_base_addr;
  41. thread_data->stack_limit_addr = (sys_word_t)create_param->stack_limit_addr;
  42. thread_data->last_sp = thread_data->stack_base_addr;
  43. thread_data->ssa_frame_size = create_param->ssa_frame_size;
  44. thread_data->first_ssa_gpr = (sys_word_t)create_param->first_ssa_gpr;
  45. // TD address relative to TCS
  46. thread_data->self_addr = (sys_word_t)create_param->td_addr;
  47. thread_data->tls_addr = (sys_word_t)create_param->tls_addr;
  48. thread_data->tls_array = thread_data->self_addr + (sys_word_t)offsetof(thread_data_t, tls_addr);
  49. }
  50. }