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 14 namespace base { 15 16 static 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. 20 extern char g_linux_distro[]; 21 22 // Get the Linux Distro if we can, or return "Unknown". 23 std::string GetLinuxDistro(); 24 25 // Set the Linux Distro string. 26 void SetLinuxDistro(const std::string& distro); 27 28 // Return the inode number for the UNIX domain socket |fd|. 29 bool FileDescriptorGetInode(ino_t* inode_out, int fd); 30 31 // Find the process which holds the given socket, named by inode number. If 32 // multiple processes hold the socket, this function returns false. 33 bool FindProcessHoldingSocket(pid_t* pid_out, ino_t socket_inode); 34 35 // For a given process |pid|, look through all its threads and find the first 36 // thread with /proc/[pid]/task/[thread_id]/syscall whose first N bytes matches 37 // |expected_data|, where N is the length of |expected_data|. 38 // Returns the thread id or -1 on error. 39 pid_t FindThreadIDWithSyscall(pid_t pid, const std::string& expected_data); 40 41 } // namespace base 42 43 #endif // BASE_LINUX_UTIL_H_ 44