/*
 * Copyright (C) 2016 The Android Open Source Project
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *  * Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *  * Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#ifndef _LIBUNWINDSTACK_USER_H
#define _LIBUNWINDSTACK_USER_H

struct x86_user_regs {
  uint32_t ebx;
  uint32_t ecx;
  uint32_t edx;
  uint32_t esi;
  uint32_t edi;
  uint32_t ebp;
  uint32_t eax;
  uint32_t xds;
  uint32_t xes;
  uint32_t xfs;
  uint32_t xgs;
  uint32_t orig_eax;
  uint32_t eip;
  uint32_t xcs;
  uint32_t eflags;
  uint32_t esp;
  uint32_t xss;
};

struct x86_64_user_regs {
  uint64_t r15;
  uint64_t r14;
  uint64_t r13;
  uint64_t r12;
  uint64_t rbp;
  uint64_t rbx;
  uint64_t r11;
  uint64_t r10;
  uint64_t r9;
  uint64_t r8;
  uint64_t rax;
  uint64_t rcx;
  uint64_t rdx;
  uint64_t rsi;
  uint64_t rdi;
  uint64_t orig_rax;
  uint64_t rip;
  uint64_t cs;
  uint64_t eflags;
  uint64_t rsp;
  uint64_t ss;
  uint64_t fs_base;
  uint64_t gs_base;
  uint64_t ds;
  uint64_t es;
  uint64_t fs;
  uint64_t gs;
};

struct arm_user_regs {
  uint32_t regs[18];
};

struct arm64_user_regs {
  uint64_t regs[31];
  uint64_t sp;
  uint64_t pc;
  uint64_t pstate;
};

// The largest user structure.
constexpr size_t MAX_USER_REGS_SIZE = sizeof(arm64_user_regs) + 10;

#endif  // _LIBUNWINDSTACK_USER_H