1 // Copyright (c) 2012 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 8 #include <stdint.h> 9 #include <sys/types.h> 10 11 #include <string> 12 13 #include "base/base_export.h" 14 15 namespace base { 16 17 BASE_EXPORT extern const char kFindInodeSwitch[]; 18 19 // This is declared here so the crash reporter can access the memory directly 20 // in compromised context without going through the standard library. 21 BASE_EXPORT extern char g_linux_distro[]; 22 23 // Get the Linux Distro if we can, or return "Unknown". 24 BASE_EXPORT std::string GetLinuxDistro(); 25 26 // Set the Linux Distro string. 27 BASE_EXPORT void SetLinuxDistro(const std::string& distro); 28 29 // Return the inode number for the UNIX domain socket |fd|. 30 BASE_EXPORT bool 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. 34 BASE_EXPORT bool 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. If |syscall_supported| is 40 // set to false the kernel does not support syscall in procfs. 41 BASE_EXPORT pid_t FindThreadIDWithSyscall(pid_t pid, 42 const std::string& expected_data, 43 bool* syscall_supported); 44 45 } // namespace base 46 47 #endif // BASE_LINUX_UTIL_H_ 48