1 /* 2 * Copyright (c) 2001-2004 Swedish Institute of Computer Science. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without modification, 6 * are permitted provided that the following conditions are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright notice, 9 * this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright notice, 11 * this list of conditions and the following disclaimer in the documentation 12 * and/or other materials provided with the distribution. 13 * 3. The name of the author may not be used to endorse or promote products 14 * derived from this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT 19 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 20 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 21 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 24 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 25 * OF SUCH DAMAGE. 26 * 27 * This file is part of the lwIP TCP/IP stack. 28 * 29 * Author: Adam Dunkels <adam@sics.se> 30 * 31 */ 32 #ifndef __LWIP_ARCH_H__ 33 #define __LWIP_ARCH_H__ 34 35 #ifndef LITTLE_ENDIAN 36 #define LITTLE_ENDIAN 1234 37 #endif 38 39 #ifndef BIG_ENDIAN 40 #define BIG_ENDIAN 4321 41 #endif 42 43 #include "arch/cc.h" 44 45 /** Temporary: define format string for size_t if not defined in cc.h */ 46 #ifndef SZT_F 47 #define SZT_F U32_F 48 #endif /* SZT_F */ 49 /** Temporary upgrade helper: define format string for u8_t as hex if not 50 defined in cc.h */ 51 #ifndef X8_F 52 #define X8_F "02x" 53 #endif /* X8_F */ 54 55 #ifdef __cplusplus 56 extern "C" { 57 #endif 58 59 #ifndef PACK_STRUCT_BEGIN 60 #define PACK_STRUCT_BEGIN 61 #endif /* PACK_STRUCT_BEGIN */ 62 63 #ifndef PACK_STRUCT_END 64 #define PACK_STRUCT_END 65 #endif /* PACK_STRUCT_END */ 66 67 #ifndef PACK_STRUCT_FIELD 68 #define PACK_STRUCT_FIELD(x) x 69 #endif /* PACK_STRUCT_FIELD */ 70 71 72 #ifndef LWIP_UNUSED_ARG 73 #define LWIP_UNUSED_ARG(x) (void)x 74 #endif /* LWIP_UNUSED_ARG */ 75 76 77 #ifdef LWIP_PROVIDE_ERRNO 78 79 #define EPERM 1 /* Operation not permitted */ 80 #define ENOENT 2 /* No such file or directory */ 81 #define ESRCH 3 /* No such process */ 82 #define EINTR 4 /* Interrupted system call */ 83 #define EIO 5 /* I/O error */ 84 #define ENXIO 6 /* No such device or address */ 85 #define E2BIG 7 /* Arg list too long */ 86 #define ENOEXEC 8 /* Exec format error */ 87 #define EBADF 9 /* Bad file number */ 88 #define ECHILD 10 /* No child processes */ 89 #define EAGAIN 11 /* Try again */ 90 #define ENOMEM 12 /* Out of memory */ 91 #define EACCES 13 /* Permission denied */ 92 #define EFAULT 14 /* Bad address */ 93 #define ENOTBLK 15 /* Block device required */ 94 #define EBUSY 16 /* Device or resource busy */ 95 #define EEXIST 17 /* File exists */ 96 #define EXDEV 18 /* Cross-device link */ 97 #define ENODEV 19 /* No such device */ 98 #define ENOTDIR 20 /* Not a directory */ 99 #define EISDIR 21 /* Is a directory */ 100 #define EINVAL 22 /* Invalid argument */ 101 #define ENFILE 23 /* File table overflow */ 102 #define EMFILE 24 /* Too many open files */ 103 #define ENOTTY 25 /* Not a typewriter */ 104 #define ETXTBSY 26 /* Text file busy */ 105 #define EFBIG 27 /* File too large */ 106 #define ENOSPC 28 /* No space left on device */ 107 #define ESPIPE 29 /* Illegal seek */ 108 #define EROFS 30 /* Read-only file system */ 109 #define EMLINK 31 /* Too many links */ 110 #define EPIPE 32 /* Broken pipe */ 111 #define EDOM 33 /* Math argument out of domain of func */ 112 #define ERANGE 34 /* Math result not representable */ 113 #define EDEADLK 35 /* Resource deadlock would occur */ 114 #define ENAMETOOLONG 36 /* File name too long */ 115 #define ENOLCK 37 /* No record locks available */ 116 #define ENOSYS 38 /* Function not implemented */ 117 #define ENOTEMPTY 39 /* Directory not empty */ 118 #define ELOOP 40 /* Too many symbolic links encountered */ 119 #define EWOULDBLOCK EAGAIN /* Operation would block */ 120 #define ENOMSG 42 /* No message of desired type */ 121 #define EIDRM 43 /* Identifier removed */ 122 #define ECHRNG 44 /* Channel number out of range */ 123 #define EL2NSYNC 45 /* Level 2 not synchronized */ 124 #define EL3HLT 46 /* Level 3 halted */ 125 #define EL3RST 47 /* Level 3 reset */ 126 #define ELNRNG 48 /* Link number out of range */ 127 #define EUNATCH 49 /* Protocol driver not attached */ 128 #define ENOCSI 50 /* No CSI structure available */ 129 #define EL2HLT 51 /* Level 2 halted */ 130 #define EBADE 52 /* Invalid exchange */ 131 #define EBADR 53 /* Invalid request descriptor */ 132 #define EXFULL 54 /* Exchange full */ 133 #define ENOANO 55 /* No anode */ 134 #define EBADRQC 56 /* Invalid request code */ 135 #define EBADSLT 57 /* Invalid slot */ 136 137 #define EDEADLOCK EDEADLK 138 139 #define EBFONT 59 /* Bad font file format */ 140 #define ENOSTR 60 /* Device not a stream */ 141 #define ENODATA 61 /* No data available */ 142 #define ETIME 62 /* Timer expired */ 143 #define ENOSR 63 /* Out of streams resources */ 144 #define ENONET 64 /* Machine is not on the network */ 145 #define ENOPKG 65 /* Package not installed */ 146 #define EREMOTE 66 /* Object is remote */ 147 #define ENOLINK 67 /* Link has been severed */ 148 #define EADV 68 /* Advertise error */ 149 #define ESRMNT 69 /* Srmount error */ 150 #define ECOMM 70 /* Communication error on send */ 151 #define EPROTO 71 /* Protocol error */ 152 #define EMULTIHOP 72 /* Multihop attempted */ 153 #define EDOTDOT 73 /* RFS specific error */ 154 #define EBADMSG 74 /* Not a data message */ 155 #define EOVERFLOW 75 /* Value too large for defined data type */ 156 #define ENOTUNIQ 76 /* Name not unique on network */ 157 #define EBADFD 77 /* File descriptor in bad state */ 158 #define EREMCHG 78 /* Remote address changed */ 159 #define ELIBACC 79 /* Can not access a needed shared library */ 160 #define ELIBBAD 80 /* Accessing a corrupted shared library */ 161 #define ELIBSCN 81 /* .lib section in a.out corrupted */ 162 #define ELIBMAX 82 /* Attempting to link in too many shared libraries */ 163 #define ELIBEXEC 83 /* Cannot exec a shared library directly */ 164 #define EILSEQ 84 /* Illegal byte sequence */ 165 #define ERESTART 85 /* Interrupted system call should be restarted */ 166 #define ESTRPIPE 86 /* Streams pipe error */ 167 #define EUSERS 87 /* Too many users */ 168 #define ENOTSOCK 88 /* Socket operation on non-socket */ 169 #define EDESTADDRREQ 89 /* Destination address required */ 170 #define EMSGSIZE 90 /* Message too long */ 171 #define EPROTOTYPE 91 /* Protocol wrong type for socket */ 172 #define ENOPROTOOPT 92 /* Protocol not available */ 173 #define EPROTONOSUPPORT 93 /* Protocol not supported */ 174 #define ESOCKTNOSUPPORT 94 /* Socket type not supported */ 175 #define EOPNOTSUPP 95 /* Operation not supported on transport endpoint */ 176 #define EPFNOSUPPORT 96 /* Protocol family not supported */ 177 #define EAFNOSUPPORT 97 /* Address family not supported by protocol */ 178 #define EADDRINUSE 98 /* Address already in use */ 179 #define EADDRNOTAVAIL 99 /* Cannot assign requested address */ 180 #define ENETDOWN 100 /* Network is down */ 181 #define ENETUNREACH 101 /* Network is unreachable */ 182 #define ENETRESET 102 /* Network dropped connection because of reset */ 183 #define ECONNABORTED 103 /* Software caused connection abort */ 184 #define ECONNRESET 104 /* Connection reset by peer */ 185 #define ENOBUFS 105 /* No buffer space available */ 186 #define EISCONN 106 /* Transport endpoint is already connected */ 187 #define ENOTCONN 107 /* Transport endpoint is not connected */ 188 #define ESHUTDOWN 108 /* Cannot send after transport endpoint shutdown */ 189 #define ETOOMANYREFS 109 /* Too many references: cannot splice */ 190 #define ETIMEDOUT 110 /* Connection timed out */ 191 #define ECONNREFUSED 111 /* Connection refused */ 192 #define EHOSTDOWN 112 /* Host is down */ 193 #define EHOSTUNREACH 113 /* No route to host */ 194 #define EALREADY 114 /* Operation already in progress */ 195 #define EINPROGRESS 115 /* Operation now in progress */ 196 #define ESTALE 116 /* Stale NFS file handle */ 197 #define EUCLEAN 117 /* Structure needs cleaning */ 198 #define ENOTNAM 118 /* Not a XENIX named type file */ 199 #define ENAVAIL 119 /* No XENIX semaphores available */ 200 #define EISNAM 120 /* Is a named type file */ 201 #define EREMOTEIO 121 /* Remote I/O error */ 202 #define EDQUOT 122 /* Quota exceeded */ 203 204 #define ENOMEDIUM 123 /* No medium found */ 205 #define EMEDIUMTYPE 124 /* Wrong medium type */ 206 207 208 #define ENSROK 0 /* DNS server returned answer with no data */ 209 #define ENSRNODATA 160 /* DNS server returned answer with no data */ 210 #define ENSRFORMERR 161 /* DNS server claims query was misformatted */ 211 #define ENSRSERVFAIL 162 /* DNS server returned general failure */ 212 #define ENSRNOTFOUND 163 /* Domain name not found */ 213 #define ENSRNOTIMP 164 /* DNS server does not implement requested operation */ 214 #define ENSRREFUSED 165 /* DNS server refused query */ 215 #define ENSRBADQUERY 166 /* Misformatted DNS query */ 216 #define ENSRBADNAME 167 /* Misformatted domain name */ 217 #define ENSRBADFAMILY 168 /* Unsupported address family */ 218 #define ENSRBADRESP 169 /* Misformatted DNS reply */ 219 #define ENSRCONNREFUSED 170 /* Could not contact DNS servers */ 220 #define ENSRTIMEOUT 171 /* Timeout while contacting DNS servers */ 221 #define ENSROF 172 /* End of file */ 222 #define ENSRFILE 173 /* Error reading file */ 223 #define ENSRNOMEM 174 /* Out of memory */ 224 #define ENSRDESTRUCTION 175 /* Application terminated lookup */ 225 #define ENSRQUERYDOMAINTOOLONG 176 /* Domain name is too long */ 226 #define ENSRCNAMELOOP 177 /* Domain name is too long */ 227 228 #ifndef errno 229 extern int errno; 230 #endif 231 232 #endif /* LWIP_PROVIDE_ERRNO */ 233 234 #ifdef __cplusplus 235 } 236 #endif 237 238 #endif /* __LWIP_ARCH_H__ */ 239