| James Robinson | 30d547e | 2014-10-23 18:20:06 -0700 | [diff] [blame] | 1 | // Copyright 2014 The Chromium Authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | #ifndef SANDBOX_LINUX_SERVICES_ANDROID_MIPS_UCONTEXT_H_ |
| 6 | #define SANDBOX_LINUX_SERVICES_ANDROID_MIPS_UCONTEXT_H_ |
| 7 | |
| 8 | // This is mostly copied from breakpad (common/android/include/sys/ucontext.h), |
| 9 | // except we do use sigset_t for uc_sigmask instead of a custom type. |
| 10 | #if !defined(__BIONIC_HAVE_UCONTEXT_T) |
| 11 | // Ensure that 'stack_t' is defined. |
| 12 | #include <asm/signal.h> |
| 13 | |
| 14 | // We also need greg_t for the sandbox, include it in this header as well. |
| 15 | typedef unsigned long greg_t; |
| 16 | |
| 17 | typedef struct { |
| 18 | uint32_t regmask; |
| 19 | uint32_t status; |
| 20 | uint64_t pc; |
| 21 | uint64_t gregs[32]; |
| 22 | uint64_t fpregs[32]; |
| 23 | uint32_t acx; |
| 24 | uint32_t fpc_csr; |
| 25 | uint32_t fpc_eir; |
| 26 | uint32_t used_math; |
| 27 | uint32_t dsp; |
| 28 | uint64_t mdhi; |
| 29 | uint64_t mdlo; |
| 30 | uint32_t hi1; |
| 31 | uint32_t lo1; |
| 32 | uint32_t hi2; |
| 33 | uint32_t lo2; |
| 34 | uint32_t hi3; |
| 35 | uint32_t lo3; |
| 36 | } mcontext_t; |
| 37 | |
| 38 | typedef struct ucontext { |
| 39 | uint32_t uc_flags; |
| 40 | struct ucontext* uc_link; |
| 41 | stack_t uc_stack; |
| 42 | mcontext_t uc_mcontext; |
| 43 | sigset_t uc_sigmask; |
| 44 | // Other fields are not used by Google Breakpad. Don't define them. |
| 45 | } ucontext_t; |
| 46 | |
| 47 | #else |
| 48 | #include <sys/ucontext.h> |
| 49 | #endif // __BIONIC_HAVE_UCONTEXT_T |
| 50 | |
| 51 | #endif // SANDBOX_LINUX_SERVICES_ANDROID_MIPS_UCONTEXT_H_ |
