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Diffstat (limited to 'test/syscalls/linux/rseq/syscalls.h')
-rw-r--r-- | test/syscalls/linux/rseq/syscalls.h | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/test/syscalls/linux/rseq/syscalls.h b/test/syscalls/linux/rseq/syscalls.h deleted file mode 100644 index e5299c188..000000000 --- a/test/syscalls/linux/rseq/syscalls.h +++ /dev/null @@ -1,66 +0,0 @@ -// Copyright 2019 The gVisor Authors. -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -#ifndef GVISOR_TEST_SYSCALLS_LINUX_RSEQ_SYSCALLS_H_ -#define GVISOR_TEST_SYSCALLS_LINUX_RSEQ_SYSCALLS_H_ - -#include "test/syscalls/linux/rseq/types.h" - -#ifdef __x86_64__ -// Syscall numbers. -constexpr int kGetpid = 39; -constexpr int kExitGroup = 231; -#else -#error "Unknown architecture" -#endif - -namespace gvisor { -namespace testing { - -// Standalone system call interfaces. -// Note that these are all "raw" system call interfaces which encode -// errors by setting the return value to a small negative number. -// Use sys_errno() to check system call return values for errors. - -// Maximum Linux error number. -constexpr int kMaxErrno = 4095; - -// Errno values. -#define EPERM 1 -#define EFAULT 14 -#define EBUSY 16 -#define EINVAL 22 - -// Get the error number from a raw system call return value. -// Returns a positive error number or 0 if there was no error. -static inline int sys_errno(uintptr_t rval) { - if (rval >= static_cast<uintptr_t>(-kMaxErrno)) { - return -static_cast<int>(rval); - } - return 0; -} - -extern "C" uintptr_t raw_syscall(int number, ...); - -static inline void sys_exit_group(int status) { - raw_syscall(kExitGroup, status); -} -static inline int sys_getpid() { - return static_cast<int>(raw_syscall(kGetpid)); -} - -} // namespace testing -} // namespace gvisor - -#endif // GVISOR_TEST_SYSCALLS_LINUX_RSEQ_SYSCALLS_H_ |