1/* 2 * Unix SMB/CIFS implementation. 3 * map unix to NT errors, an excerpt of libsmb/errormap.c 4 * Copyright (C) Andrew Tridgell 2001 5 * Copyright (C) Andrew Bartlett 2001 6 * Copyright (C) Tim Potter 2000 7 * Copyright (C) Jeremy Allison 2007 8 * 9 * This program is free software; you can redistribute it and/or modify 10 * it under the terms of the GNU General Public License as published by 11 * the Free Software Foundation; either version 3 of the License, or 12 * (at your option) any later version. 13 * 14 * This program is distributed in the hope that it will be useful, 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17 * GNU General Public License for more details. 18 * 19 * You should have received a copy of the GNU General Public License 20 * along with this program; if not, see <http://www.gnu.org/licenses/>. 21 */ 22 23#include "includes.h" 24 25/* Mapping from Unix, to NT error numbers */ 26 27const struct unix_error_map unix_dos_nt_errmap[] = { 28 { EPERM, ERRDOS, ERRnoaccess, NT_STATUS_ACCESS_DENIED }, 29 { EACCES, ERRDOS, ERRnoaccess, NT_STATUS_ACCESS_DENIED }, 30 { ENOENT, ERRDOS, ERRbadfile, NT_STATUS_OBJECT_NAME_NOT_FOUND }, 31 { ENOTDIR, ERRDOS, ERRbadpath, NT_STATUS_NOT_A_DIRECTORY }, 32 { EIO, ERRHRD, ERRgeneral, NT_STATUS_IO_DEVICE_ERROR }, 33 { EBADF, ERRSRV, ERRsrverror, NT_STATUS_INVALID_HANDLE }, 34 { EINVAL, ERRSRV, ERRsrverror, NT_STATUS_INVALID_PARAMETER }, 35 { EEXIST, ERRDOS, ERRfilexists, NT_STATUS_OBJECT_NAME_COLLISION}, 36 { ENFILE, ERRDOS, ERRnofids, NT_STATUS_TOO_MANY_OPENED_FILES }, 37 { EMFILE, ERRDOS, ERRnofids, NT_STATUS_TOO_MANY_OPENED_FILES }, 38 { ENOSPC, ERRHRD, ERRdiskfull, NT_STATUS_DISK_FULL }, 39 { ENOMEM, ERRDOS, ERRnomem, NT_STATUS_NO_MEMORY }, 40 { EISDIR, ERRDOS, ERRnoaccess, NT_STATUS_FILE_IS_A_DIRECTORY}, 41 { EMLINK, ERRDOS, ERRgeneral, NT_STATUS_TOO_MANY_LINKS }, 42 { EINTR, ERRHRD, ERRgeneral, NT_STATUS_RETRY }, 43 { ENOSYS, ERRDOS, ERRunsup, NT_STATUS_NOT_SUPPORTED }, 44#ifdef ELOOP 45 { ELOOP, ERRDOS, ERRbadpath, NT_STATUS_OBJECT_PATH_NOT_FOUND }, 46#endif 47#ifdef EFTYPE 48 { EFTYPE, ERRDOS, ERRbadpath, NT_STATUS_OBJECT_PATH_NOT_FOUND }, 49#endif 50#ifdef EDQUOT 51 { EDQUOT, ERRHRD, ERRdiskfull, NT_STATUS_DISK_FULL }, /* Windows apps need this, not NT_STATUS_QUOTA_EXCEEDED */ 52#endif 53#ifdef ENOTEMPTY 54 { ENOTEMPTY, ERRDOS, ERRnoaccess, NT_STATUS_DIRECTORY_NOT_EMPTY }, 55#endif 56#ifdef EXDEV 57 { EXDEV, ERRDOS, ERRdiffdevice, NT_STATUS_NOT_SAME_DEVICE }, 58#endif 59#ifdef EROFS 60 { EROFS, ERRHRD, ERRnowrite, NT_STATUS_ACCESS_DENIED }, 61#endif 62#ifdef ENAMETOOLONG 63 { ENAMETOOLONG, ERRDOS, 206, NT_STATUS_OBJECT_NAME_INVALID }, 64#endif 65#ifdef EFBIG 66 { EFBIG, ERRHRD, ERRdiskfull, NT_STATUS_DISK_FULL }, 67#endif 68#ifdef ENOBUFS 69 { ENOBUFS, ERRDOS, ERRnomem, NT_STATUS_INSUFFICIENT_RESOURCES }, 70#endif 71 { EAGAIN, ERRDOS, 111, NT_STATUS_NETWORK_BUSY }, 72#ifdef EADDRINUSE 73 { EADDRINUSE, ERRDOS, 52, NT_STATUS_ADDRESS_ALREADY_ASSOCIATED}, 74#endif 75#ifdef ENETUNREACH 76 { ENETUNREACH, ERRHRD, ERRgeneral, NT_STATUS_NETWORK_UNREACHABLE}, 77#endif 78#ifdef EHOSTUNREACH 79 { EHOSTUNREACH, ERRHRD, ERRgeneral, NT_STATUS_HOST_UNREACHABLE}, 80#endif 81#ifdef ECONNREFUSED 82 { ECONNREFUSED, ERRHRD, ERRgeneral, NT_STATUS_CONNECTION_REFUSED}, 83#endif 84#ifdef ETIMEDOUT 85 { ETIMEDOUT, ERRHRD, 121, NT_STATUS_IO_TIMEOUT}, 86#endif 87#ifdef ECONNABORTED 88 { ECONNABORTED, ERRHRD, ERRgeneral, NT_STATUS_CONNECTION_ABORTED}, 89#endif 90#ifdef ECONNRESET 91 { ECONNRESET, ERRHRD, ERRgeneral, NT_STATUS_CONNECTION_RESET}, 92#endif 93#ifdef ENODEV 94 { ENODEV, ERRDOS, 55, NT_STATUS_DEVICE_DOES_NOT_EXIST}, 95#endif 96#ifdef EPIPE 97 { EPIPE, ERRDOS, 109, NT_STATUS_PIPE_BROKEN}, 98#endif 99#ifdef EWOULDBLOCK 100 { EWOULDBLOCK, ERRDOS, 111, NT_STATUS_NETWORK_BUSY }, 101#endif 102#ifdef ENOATTR 103 { ENOATTR, ERRDOS, ERRbadfile, NT_STATUS_NOT_FOUND }, 104#endif 105#ifdef ECANCELED 106 { ECANCELED, ERRDOS, ERRbadfid, NT_STATUS_CANCELLED}, 107#endif 108 109 { 0, 0, 0, NT_STATUS_OK } 110}; 111 112/********************************************************************* 113 Map an NT error code from a Unix error code. 114*********************************************************************/ 115 116NTSTATUS map_nt_error_from_unix(int unix_error) 117{ 118 int i = 0; 119 120 if (unix_error == 0) { 121 /* we map this to an error, not success, as this 122 function is only called in an error path. Lots of 123 our virtualised functions may fail without making a 124 unix system call that fails (such as when they are 125 checking for some handle existing), so unix_error 126 may be unset 127 */ 128 return NT_STATUS_UNSUCCESSFUL; 129 } 130 131 /* Look through list */ 132 while(unix_dos_nt_errmap[i].unix_error != 0) { 133 if (unix_dos_nt_errmap[i].unix_error == unix_error) 134 return unix_dos_nt_errmap[i].nt_error; 135 i++; 136 } 137 138 /* Default return */ 139 return NT_STATUS_ACCESS_DENIED; 140} 141 142/* Return a UNIX errno from a NT status code */ 143static const struct { 144 NTSTATUS status; 145 int error; 146} nt_errno_map[] = { 147 {NT_STATUS_ACCESS_VIOLATION, EACCES}, 148 {NT_STATUS_INVALID_HANDLE, EBADF}, 149 {NT_STATUS_ACCESS_DENIED, EACCES}, 150 {NT_STATUS_OBJECT_NAME_NOT_FOUND, ENOENT}, 151 {NT_STATUS_OBJECT_PATH_NOT_FOUND, ENOENT}, 152 {NT_STATUS_SHARING_VIOLATION, EBUSY}, 153 {NT_STATUS_OBJECT_PATH_INVALID, ENOTDIR}, 154 {NT_STATUS_OBJECT_NAME_COLLISION, EEXIST}, 155 {NT_STATUS_PATH_NOT_COVERED, ENOENT}, 156 {NT_STATUS_UNSUCCESSFUL, EINVAL}, 157 {NT_STATUS_NOT_IMPLEMENTED, ENOSYS}, 158 {NT_STATUS_IN_PAGE_ERROR, EFAULT}, 159 {NT_STATUS_BAD_NETWORK_NAME, ENOENT}, 160#ifdef EDQUOT 161 {NT_STATUS_PAGEFILE_QUOTA, EDQUOT}, 162 {NT_STATUS_QUOTA_EXCEEDED, EDQUOT}, 163 {NT_STATUS_REGISTRY_QUOTA_LIMIT, EDQUOT}, 164 {NT_STATUS_LICENSE_QUOTA_EXCEEDED, EDQUOT}, 165#endif 166#ifdef ETIME 167 {NT_STATUS_TIMER_NOT_CANCELED, ETIME}, 168#endif 169 {NT_STATUS_INVALID_PARAMETER, EINVAL}, 170 {NT_STATUS_NO_SUCH_DEVICE, ENODEV}, 171 {NT_STATUS_NO_SUCH_FILE, ENOENT}, 172#ifdef ENODATA 173 {NT_STATUS_END_OF_FILE, ENODATA}, 174#endif 175#ifdef ENOMEDIUM 176 {NT_STATUS_NO_MEDIA_IN_DEVICE, ENOMEDIUM}, 177 {NT_STATUS_NO_MEDIA, ENOMEDIUM}, 178#endif 179 {NT_STATUS_NONEXISTENT_SECTOR, ESPIPE}, 180 {NT_STATUS_NO_MEMORY, ENOMEM}, 181 {NT_STATUS_CONFLICTING_ADDRESSES, EADDRINUSE}, 182 {NT_STATUS_NOT_MAPPED_VIEW, EINVAL}, 183 {NT_STATUS_UNABLE_TO_FREE_VM, EADDRINUSE}, 184 {NT_STATUS_ACCESS_DENIED, EACCES}, 185 {NT_STATUS_BUFFER_TOO_SMALL, ENOBUFS}, 186 {NT_STATUS_WRONG_PASSWORD, EACCES}, 187 {NT_STATUS_LOGON_FAILURE, EACCES}, 188 {NT_STATUS_INVALID_WORKSTATION, EACCES}, 189 {NT_STATUS_INVALID_LOGON_HOURS, EACCES}, 190 {NT_STATUS_PASSWORD_EXPIRED, EACCES}, 191 {NT_STATUS_ACCOUNT_DISABLED, EACCES}, 192 {NT_STATUS_DISK_FULL, ENOSPC}, 193 {NT_STATUS_INVALID_PIPE_STATE, EPIPE}, 194 {NT_STATUS_PIPE_BUSY, EPIPE}, 195 {NT_STATUS_PIPE_DISCONNECTED, EPIPE}, 196 {NT_STATUS_PIPE_NOT_AVAILABLE, ENOSYS}, 197 {NT_STATUS_FILE_IS_A_DIRECTORY, EISDIR}, 198 {NT_STATUS_NOT_SUPPORTED, ENOSYS}, 199 {NT_STATUS_NOT_A_DIRECTORY, ENOTDIR}, 200 {NT_STATUS_DIRECTORY_NOT_EMPTY, ENOTEMPTY}, 201 {NT_STATUS_NETWORK_UNREACHABLE, ENETUNREACH}, 202 {NT_STATUS_HOST_UNREACHABLE, EHOSTUNREACH}, 203 {NT_STATUS_CONNECTION_ABORTED, ECONNABORTED}, 204 {NT_STATUS_CONNECTION_REFUSED, ECONNREFUSED}, 205 {NT_STATUS_TOO_MANY_LINKS, EMLINK}, 206 {NT_STATUS_NETWORK_BUSY, EBUSY}, 207 {NT_STATUS_DEVICE_DOES_NOT_EXIST, ENODEV}, 208#ifdef ELIBACC 209 {NT_STATUS_DLL_NOT_FOUND, ELIBACC}, 210#endif 211 {NT_STATUS_PIPE_BROKEN, EPIPE}, 212 {NT_STATUS_REMOTE_NOT_LISTENING, ECONNREFUSED}, 213 {NT_STATUS_NETWORK_ACCESS_DENIED, EACCES}, 214 {NT_STATUS_TOO_MANY_OPENED_FILES, EMFILE}, 215#ifdef EPROTO 216 {NT_STATUS_DEVICE_PROTOCOL_ERROR, EPROTO}, 217#endif 218 {NT_STATUS_FLOAT_OVERFLOW, ERANGE}, 219 {NT_STATUS_FLOAT_UNDERFLOW, ERANGE}, 220 {NT_STATUS_INTEGER_OVERFLOW, ERANGE}, 221 {NT_STATUS_MEDIA_WRITE_PROTECTED, EROFS}, 222 {NT_STATUS_PIPE_CONNECTED, EISCONN}, 223 {NT_STATUS_MEMORY_NOT_ALLOCATED, EFAULT}, 224 {NT_STATUS_FLOAT_INEXACT_RESULT, ERANGE}, 225 {NT_STATUS_ILL_FORMED_PASSWORD, EACCES}, 226 {NT_STATUS_PASSWORD_RESTRICTION, EACCES}, 227 {NT_STATUS_ACCOUNT_RESTRICTION, EACCES}, 228 {NT_STATUS_PORT_CONNECTION_REFUSED, ECONNREFUSED}, 229 {NT_STATUS_NAME_TOO_LONG, ENAMETOOLONG}, 230 {NT_STATUS_REMOTE_DISCONNECT, ESHUTDOWN}, 231 {NT_STATUS_CONNECTION_DISCONNECTED, ECONNABORTED}, 232 {NT_STATUS_CONNECTION_RESET, ENETRESET}, 233#ifdef ENOTUNIQ 234 {NT_STATUS_IP_ADDRESS_CONFLICT1, ENOTUNIQ}, 235 {NT_STATUS_IP_ADDRESS_CONFLICT2, ENOTUNIQ}, 236#endif 237 {NT_STATUS_PORT_MESSAGE_TOO_LONG, EMSGSIZE}, 238 {NT_STATUS_PROTOCOL_UNREACHABLE, ENOPROTOOPT}, 239 {NT_STATUS_ADDRESS_ALREADY_EXISTS, EADDRINUSE}, 240 {NT_STATUS_PORT_UNREACHABLE, EHOSTUNREACH}, 241 {NT_STATUS_IO_TIMEOUT, ETIMEDOUT}, 242 {NT_STATUS_RETRY, EAGAIN}, 243#ifdef ENOTUNIQ 244 {NT_STATUS_DUPLICATE_NAME, ENOTUNIQ}, 245#endif 246#ifdef ECOMM 247 {NT_STATUS_NET_WRITE_FAULT, ECOMM}, 248#endif 249#ifdef EXDEV 250 {NT_STATUS_NOT_SAME_DEVICE, EXDEV}, 251#endif 252 {NT_STATUS(0), 0} 253}; 254 255int map_errno_from_nt_status(NTSTATUS status) 256{ 257 int i; 258 DEBUG(10,("map_errno_from_nt_status: 32 bit codes: code=%08x\n", 259 NT_STATUS_V(status))); 260 261 /* Status codes without this bit set are not errors */ 262 263 if (!(NT_STATUS_V(status) & 0xc0000000)) { 264 return 0; 265 } 266 267 for (i=0;nt_errno_map[i].error;i++) { 268 if (NT_STATUS_V(nt_errno_map[i].status) == 269 NT_STATUS_V(status)) { 270 return nt_errno_map[i].error; 271 } 272 } 273 274 /* for all other cases - a default code */ 275 return EINVAL; 276} 277