13958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris/* 23958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris * Copyright (C) 2016 The Android Open Source Project 33958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris * All rights reserved. 43958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris * 53958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris * Redistribution and use in source and binary forms, with or without 63958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris * modification, are permitted provided that the following conditions 73958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris * are met: 83958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris * * Redistributions of source code must retain the above copyright 93958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris * notice, this list of conditions and the following disclaimer. 103958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris * * Redistributions in binary form must reproduce the above copyright 113958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris * notice, this list of conditions and the following disclaimer in 123958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris * the documentation and/or other materials provided with the 133958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris * distribution. 143958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris * 153958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 163958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 173958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 183958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 193958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 203958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 213958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 223958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 233958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 243958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 253958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 263958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris * SUCH DAMAGE. 273958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris */ 283958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris 29d06001d6e07b14b865f3294fff82d2571ed7cb2cChristopher Ferris#ifndef _LIBUNWINDSTACK_UCONTEXT_ARM64_H 30d06001d6e07b14b865f3294fff82d2571ed7cb2cChristopher Ferris#define _LIBUNWINDSTACK_UCONTEXT_ARM64_H 31d06001d6e07b14b865f3294fff82d2571ed7cb2cChristopher Ferris 32d06001d6e07b14b865f3294fff82d2571ed7cb2cChristopher Ferris#include <stdint.h> 33d06001d6e07b14b865f3294fff82d2571ed7cb2cChristopher Ferris 3453914165e4a19e4a320cf3394e4fabff4e89d7c6Christopher Ferris#include <unwindstack/MachineArm64.h> 353958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris 36d226a5140989f509a0ed3e2723f05d5fc93ce8dfChristopher Ferrisnamespace unwindstack { 37d226a5140989f509a0ed3e2723f05d5fc93ce8dfChristopher Ferris 38d06001d6e07b14b865f3294fff82d2571ed7cb2cChristopher Ferrisstruct arm64_stack_t { 39d06001d6e07b14b865f3294fff82d2571ed7cb2cChristopher Ferris uint64_t ss_sp; // void __user* 40d06001d6e07b14b865f3294fff82d2571ed7cb2cChristopher Ferris int32_t ss_flags; // int 41d06001d6e07b14b865f3294fff82d2571ed7cb2cChristopher Ferris uint64_t ss_size; // size_t 423958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris}; 433958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris 44d06001d6e07b14b865f3294fff82d2571ed7cb2cChristopher Ferrisstruct arm64_sigset_t { 45d06001d6e07b14b865f3294fff82d2571ed7cb2cChristopher Ferris uint64_t sig; // unsigned long 463958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris}; 473958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris 48d06001d6e07b14b865f3294fff82d2571ed7cb2cChristopher Ferrisstruct arm64_mcontext_t { 49d06001d6e07b14b865f3294fff82d2571ed7cb2cChristopher Ferris uint64_t fault_address; // __u64 50d06001d6e07b14b865f3294fff82d2571ed7cb2cChristopher Ferris uint64_t regs[ARM64_REG_LAST]; // __u64 51d06001d6e07b14b865f3294fff82d2571ed7cb2cChristopher Ferris uint64_t pstate; // __u64 52d06001d6e07b14b865f3294fff82d2571ed7cb2cChristopher Ferris // Nothing else is used, so don't define it. 533958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris}; 543958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris 55d06001d6e07b14b865f3294fff82d2571ed7cb2cChristopher Ferrisstruct arm64_ucontext_t { 56d06001d6e07b14b865f3294fff82d2571ed7cb2cChristopher Ferris uint64_t uc_flags; // unsigned long 57d06001d6e07b14b865f3294fff82d2571ed7cb2cChristopher Ferris uint64_t uc_link; // struct ucontext* 58d06001d6e07b14b865f3294fff82d2571ed7cb2cChristopher Ferris arm64_stack_t uc_stack; 59d06001d6e07b14b865f3294fff82d2571ed7cb2cChristopher Ferris arm64_sigset_t uc_sigmask; 60d06001d6e07b14b865f3294fff82d2571ed7cb2cChristopher Ferris // The kernel adds extra padding after uc_sigmask to match glibc sigset_t on ARM64. 61d06001d6e07b14b865f3294fff82d2571ed7cb2cChristopher Ferris char __padding[128 - sizeof(arm64_sigset_t)]; 62d06001d6e07b14b865f3294fff82d2571ed7cb2cChristopher Ferris // The full structure requires 16 byte alignment, but our partial structure 63d06001d6e07b14b865f3294fff82d2571ed7cb2cChristopher Ferris // doesn't, so force the alignment. 64d06001d6e07b14b865f3294fff82d2571ed7cb2cChristopher Ferris arm64_mcontext_t uc_mcontext __attribute__((aligned(16))); 653958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris}; 663958f8060ac0adccd977c0fab7a53d45f3fce58dChristopher Ferris 67d226a5140989f509a0ed3e2723f05d5fc93ce8dfChristopher Ferris} // namespace unwindstack 68d226a5140989f509a0ed3e2723f05d5fc93ce8dfChristopher Ferris 69d06001d6e07b14b865f3294fff82d2571ed7cb2cChristopher Ferris#endif // _LIBUNWINDSTACK_UCONTEXT_ARM64_H 70