1 /*- 2 * Copyright (c) 2015 John H. Baldwin <jhb@FreeBSD.org> 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 16 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23 * SUCH DAMAGE. 24 */ 25 26 #include <sys/cdefs.h> 27 #include <sys/param.h> 28 #include <sys/acl.h> 29 #include <sys/wait.h> 30 #include <errno.h> 31 #include <limits.h> 32 #include <stdbool.h> 33 #include <stdio.h> 34 #include <sysdecode.h> 35 36 #if defined(__aarch64__) || defined(__amd64__) || defined(__i386__) 37 #include <compat/linux/linux_errno.h> 38 #include <compat/linux/linux_errno.inc> 39 #endif 40 41 int 42 sysdecode_abi_to_freebsd_errno(enum sysdecode_abi abi, int error) 43 { 44 45 switch (abi) { 46 case SYSDECODE_ABI_FREEBSD: 47 case SYSDECODE_ABI_FREEBSD32: 48 return (error); 49 #if defined(__aarch64__) || defined(__amd64__) || defined(__i386__) 50 case SYSDECODE_ABI_LINUX: 51 case SYSDECODE_ABI_LINUX32: { 52 unsigned int i; 53 54 /* 55 * This is imprecise since it returns the first 56 * matching errno. 57 */ 58 for (i = 0; i < nitems(linux_errtbl); i++) { 59 if (error == linux_errtbl[i]) 60 return (i); 61 } 62 break; 63 } 64 #endif 65 default: 66 break; 67 } 68 return (INT_MAX); 69 } 70 71 int 72 sysdecode_freebsd_to_abi_errno(enum sysdecode_abi abi, int error) 73 { 74 75 switch (abi) { 76 case SYSDECODE_ABI_FREEBSD: 77 case SYSDECODE_ABI_FREEBSD32: 78 return (error); 79 #if defined(__aarch64__) || defined(__amd64__) || defined(__i386__) 80 case SYSDECODE_ABI_LINUX: 81 case SYSDECODE_ABI_LINUX32: 82 if (error >= 0 && error <= ELAST) 83 return (linux_errtbl[error]); 84 break; 85 #endif 86 default: 87 break; 88 } 89 return (INT_MAX); 90 } 91 92