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39 lines
1.3 KiB
C
39 lines
1.3 KiB
C
/*
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* Copyright (c) 2018 Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef EXOSPHERE_USERPAGE_H
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#define EXOSPHERE_USERPAGE_H
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#include "utils.h"
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#include "memory_map.h"
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static inline uintptr_t get_user_page_secure_monitor_addr(void) {
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return TZRAM_GET_SEGMENT_ADDRESS(TZRAM_SEGMENT_ID_USERPAGE);
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}
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#define USER_PAGE_SECURE_MONITOR_ADDR (get_user_page_secure_monitor_addr())
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typedef struct {
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uintptr_t user_address;
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uintptr_t secure_monitor_address;
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} upage_ref_t;
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bool upage_init(upage_ref_t *user_page, void *user_address);
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bool user_copy_to_secure(upage_ref_t *user_page, void *secure_dst, void *user_src, size_t size);
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bool secure_copy_to_user(upage_ref_t *user_page, void *user_dst, void *secure_src, size_t size);
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#endif
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