linux_util.h revision 3345a6884c488ff3a535c2c9acdd33d74b37e311
1// Copyright (c) 2010 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 BASE_LINUX_UTIL_H_ 6#define BASE_LINUX_UTIL_H_ 7#pragma once 8 9#include <stdint.h> 10#include <sys/types.h> 11 12#include <string> 13 14namespace base { 15 16static const char kFindInodeSwitch[] = "--find-inode"; 17 18// This is declared here so the crash reporter can access the memory directly 19// in compromised context without going through the standard library. 20extern char g_linux_distro[]; 21 22// Get the Linux Distro if we can, or return "Unknown", similar to 23// GetWinVersion() in base/win_util.h. 24std::string GetLinuxDistro(); 25 26// Set the Linux Distro string. 27void SetLinuxDistro(const std::string& distro); 28 29// Return the inode number for the UNIX domain socket |fd|. 30bool FileDescriptorGetInode(ino_t* inode_out, int fd); 31 32// Find the process which holds the given socket, named by inode number. If 33// multiple processes hold the socket, this function returns false. 34bool FindProcessHoldingSocket(pid_t* pid_out, ino_t socket_inode); 35 36// For a given process |pid|, look through all its threads and find the first 37// thread with /proc/[pid]/task/[thread_id]/syscall whose first N bytes matches 38// |expected_data|, where N is the length of |expected_data|. 39// Returns the thread id or -1 on error. 40pid_t FindThreadIDWithSyscall(pid_t pid, const std::string& expected_data); 41 42} // namespace base 43 44#endif // BASE_LINUX_UTIL_H_ 45