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/param.h> 27 #include <sys/acl.h> 28 #include <sys/wait.h> 29 #include <errno.h> 30 #include <limits.h> 31 #include <stdbool.h> 32 #include <stdio.h> 33 #include <sysdecode.h> 34 35 #if defined(__aarch64__) || defined(__amd64__) || defined(__i386__) 36 #include <compat/linux/linux_errno.h> 37 #include <compat/linux/linux_errno.inc> 38 #endif 39 40 int 41 sysdecode_abi_to_freebsd_errno(enum sysdecode_abi abi, int error) 42 { 43 44 switch (abi) { 45 case SYSDECODE_ABI_FREEBSD: 46 case SYSDECODE_ABI_FREEBSD32: 47 return (error); 48 #if defined(__aarch64__) || defined(__amd64__) || defined(__i386__) 49 case SYSDECODE_ABI_LINUX: 50 case SYSDECODE_ABI_LINUX32: { 51 unsigned int i; 52 53 /* 54 * This is imprecise since it returns the first 55 * matching errno. 56 */ 57 for (i = 0; i < nitems(linux_errtbl); i++) { 58 if (error == linux_errtbl[i]) 59 return (i); 60 } 61 break; 62 } 63 #endif 64 default: 65 break; 66 } 67 return (INT_MAX); 68 } 69 70 int 71 sysdecode_freebsd_to_abi_errno(enum sysdecode_abi abi, int error) 72 { 73 74 switch (abi) { 75 case SYSDECODE_ABI_FREEBSD: 76 case SYSDECODE_ABI_FREEBSD32: 77 return (error); 78 #if defined(__aarch64__) || defined(__amd64__) || defined(__i386__) 79 case SYSDECODE_ABI_LINUX: 80 case SYSDECODE_ABI_LINUX32: 81 if (error >= 0 && error <= ELAST) 82 return (linux_errtbl[error]); 83 break; 84 #endif 85 default: 86 break; 87 } 88 return (INT_MAX); 89 } 90 91