1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2022 Dmitry Chagin <[email protected]> 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28 #include <sys/cdefs.h> 29 __FBSDID("$FreeBSD$"); 30 31 #include <sys/types.h> 32 #include <sys/proc.h> 33 #include <stdbool.h> 34 #include <stdio.h> 35 #include <sysdecode.h> 36 37 #include "support.h" 38 39 #ifdef __aarch64__ 40 #include <arm64/linux/linux.h> 41 #elif __i386__ 42 #include <i386/linux/linux.h> 43 #elif __amd64__ 44 #ifdef COMPAT_32BIT 45 #include <amd64/linux32/linux.h> 46 #else 47 #include <amd64/linux/linux.h> 48 #endif 49 #else 50 #error "Unsupported Linux arch" 51 #endif 52 53 #include <compat/linux/linux.h> 54 #include <compat/linux/linux_timer.h> 55 56 #define X(a,b) { a, #b }, 57 #define XEND { 0, NULL } 58 59 #define TABLE_START(n) static struct name_table n[] = { 60 #define TABLE_ENTRY X 61 #define TABLE_END XEND }; 62 63 #include "tables_linux.h" 64 65 #undef TABLE_START 66 #undef TABLE_ENTRY 67 #undef TABLE_END 68 69 void 70 sysdecode_linux_clockid(FILE *fp, clockid_t which) 71 { 72 const char *str; 73 clockid_t ci; 74 pid_t pid; 75 76 if (which >= 0) { 77 str = lookup_value(clockids, which); 78 if (str == NULL) 79 fprintf(fp, "UNKNOWN(%d)", which); 80 else 81 fputs(str, fp); 82 return; 83 } 84 if ((which & LINUX_CLOCKFD_MASK) == LINUX_CLOCKFD_MASK) { 85 fputs("INVALID PERTHREAD|CLOCKFD", fp); 86 goto pidp; 87 } 88 ci = LINUX_CPUCLOCK_WHICH(which); 89 if (LINUX_CPUCLOCK_PERTHREAD(which) == true) 90 fputs("THREAD|", fp); 91 else 92 fputs("PROCESS|", fp); 93 str = lookup_value(clockcpuids, ci); 94 if (str != NULL) 95 fputs(str, fp); 96 else { 97 if (ci == LINUX_CLOCKFD) 98 fputs("CLOCKFD", fp); 99 else 100 fprintf(fp, "UNKNOWN(%d)", which); 101 } 102 103 pidp: 104 pid = LINUX_CPUCLOCK_ID(which); 105 fprintf(fp, "(%d)", pid); 106 } 107