linux-sgx-trts-modified/psw/urts/parser/update_global_data.hxx

/*
 * Copyright (C) 2011-2017 Intel Corporation. All rights reserved.
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 * modification, are permitted provided that the following conditions
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 *   * Redistributions in binary form must reproduce the above copyright
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 *     the documentation and/or other materials provided with the
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 *     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
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 */

namespace {
    void do_update_global_data(const create_param_t* const create_param,
                               global_data_t* global_data)
    {
        global_data->enclave_size = (sys_word_t)create_param->enclave_size;
        global_data->heap_offset = (sys_word_t)create_param->heap_offset;
        global_data->heap_size = (sys_word_t)create_param->heap_max_size;
        global_data->thread_policy = (uint32_t)create_param->tcs_policy;
        thread_data_t *thread_data = &global_data->td_template;
        thread_data->stack_base_addr = (sys_word_t)create_param->stack_base_addr;
        thread_data->stack_limit_addr = (sys_word_t)create_param->stack_limit_addr;
        thread_data->last_sp = thread_data->stack_base_addr;
        thread_data->ssa_frame_size = create_param->ssa_frame_size;
        thread_data->first_ssa_gpr = (sys_word_t)create_param->first_ssa_gpr;
        // TD address relative to TCS
        thread_data->self_addr = (sys_word_t)create_param->td_addr;
        thread_data->tls_addr = (sys_word_t)create_param->tls_addr;
        thread_data->tls_array = thread_data->self_addr + (sys_word_t)offsetof(thread_data_t, tls_addr);
    }
}