2 * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
5 * Redistribution and use in source and binary forms, with or without modification,
6 * are permitted provided that the following conditions are met:
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.
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
27 * This file is part of the lwIP TCP/IP stack.
29 * Author: Adam Dunkels <adam@sics.se>
32 #ifndef __LWIP_ARCH_H__
33 #define __LWIP_ARCH_H__
35 /* [L4] Commented out to avoid clashes with the definitions in libc. */
38 #define LITTLE_ENDIAN 1234
42 #define BIG_ENDIAN 4321
48 /** Temporary: define format string for size_t if not defined in cc.h */
52 /** Temporary upgrade helper: define format string for u8_t as hex if not
62 #ifndef PACK_STRUCT_BEGIN
63 #define PACK_STRUCT_BEGIN
64 #endif /* PACK_STRUCT_BEGIN */
66 #ifndef PACK_STRUCT_END
67 #define PACK_STRUCT_END
68 #endif /* PACK_STRUCT_END */
70 #ifndef PACK_STRUCT_FIELD
71 #define PACK_STRUCT_FIELD(x) x
72 #endif /* PACK_STRUCT_FIELD */
75 #ifndef LWIP_UNUSED_ARG
76 #define LWIP_UNUSED_ARG(x) (void)x
77 #endif /* LWIP_UNUSED_ARG */
80 #ifdef LWIP_PROVIDE_ERRNO
82 #define EPERM 1 /* Operation not permitted */
83 #define ENOENT 2 /* No such file or directory */
84 #define ESRCH 3 /* No such process */
85 #define EINTR 4 /* Interrupted system call */
86 #define EIO 5 /* I/O error */
87 #define ENXIO 6 /* No such device or address */
88 #define E2BIG 7 /* Arg list too long */
89 #define ENOEXEC 8 /* Exec format error */
90 #define EBADF 9 /* Bad file number */
91 #define ECHILD 10 /* No child processes */
92 #define EAGAIN 11 /* Try again */
93 #define ENOMEM 12 /* Out of memory */
94 #define EACCES 13 /* Permission denied */
95 #define EFAULT 14 /* Bad address */
96 #define ENOTBLK 15 /* Block device required */
97 #define EBUSY 16 /* Device or resource busy */
98 #define EEXIST 17 /* File exists */
99 #define EXDEV 18 /* Cross-device link */
100 #define ENODEV 19 /* No such device */
101 #define ENOTDIR 20 /* Not a directory */
102 #define EISDIR 21 /* Is a directory */
103 #define EINVAL 22 /* Invalid argument */
104 #define ENFILE 23 /* File table overflow */
105 #define EMFILE 24 /* Too many open files */
106 #define ENOTTY 25 /* Not a typewriter */
107 #define ETXTBSY 26 /* Text file busy */
108 #define EFBIG 27 /* File too large */
109 #define ENOSPC 28 /* No space left on device */
110 #define ESPIPE 29 /* Illegal seek */
111 #define EROFS 30 /* Read-only file system */
112 #define EMLINK 31 /* Too many links */
113 #define EPIPE 32 /* Broken pipe */
114 #define EDOM 33 /* Math argument out of domain of func */
115 #define ERANGE 34 /* Math result not representable */
116 #define EDEADLK 35 /* Resource deadlock would occur */
117 #define ENAMETOOLONG 36 /* File name too long */
118 #define ENOLCK 37 /* No record locks available */
119 #define ENOSYS 38 /* Function not implemented */
120 #define ENOTEMPTY 39 /* Directory not empty */
121 #define ELOOP 40 /* Too many symbolic links encountered */
122 #define EWOULDBLOCK EAGAIN /* Operation would block */
123 #define ENOMSG 42 /* No message of desired type */
124 #define EIDRM 43 /* Identifier removed */
125 #define ECHRNG 44 /* Channel number out of range */
126 #define EL2NSYNC 45 /* Level 2 not synchronized */
127 #define EL3HLT 46 /* Level 3 halted */
128 #define EL3RST 47 /* Level 3 reset */
129 #define ELNRNG 48 /* Link number out of range */
130 #define EUNATCH 49 /* Protocol driver not attached */
131 #define ENOCSI 50 /* No CSI structure available */
132 #define EL2HLT 51 /* Level 2 halted */
133 #define EBADE 52 /* Invalid exchange */
134 #define EBADR 53 /* Invalid request descriptor */
135 #define EXFULL 54 /* Exchange full */
136 #define ENOANO 55 /* No anode */
137 #define EBADRQC 56 /* Invalid request code */
138 #define EBADSLT 57 /* Invalid slot */
140 #define EDEADLOCK EDEADLK
142 #define EBFONT 59 /* Bad font file format */
143 #define ENOSTR 60 /* Device not a stream */
144 #define ENODATA 61 /* No data available */
145 #define ETIME 62 /* Timer expired */
146 #define ENOSR 63 /* Out of streams resources */
147 #define ENONET 64 /* Machine is not on the network */
148 #define ENOPKG 65 /* Package not installed */
149 #define EREMOTE 66 /* Object is remote */
150 #define ENOLINK 67 /* Link has been severed */
151 #define EADV 68 /* Advertise error */
152 #define ESRMNT 69 /* Srmount error */
153 #define ECOMM 70 /* Communication error on send */
154 #define EPROTO 71 /* Protocol error */
155 #define EMULTIHOP 72 /* Multihop attempted */
156 #define EDOTDOT 73 /* RFS specific error */
157 #define EBADMSG 74 /* Not a data message */
158 #define EOVERFLOW 75 /* Value too large for defined data type */
159 #define ENOTUNIQ 76 /* Name not unique on network */
160 #define EBADFD 77 /* File descriptor in bad state */
161 #define EREMCHG 78 /* Remote address changed */
162 #define ELIBACC 79 /* Can not access a needed shared library */
163 #define ELIBBAD 80 /* Accessing a corrupted shared library */
164 #define ELIBSCN 81 /* .lib section in a.out corrupted */
165 #define ELIBMAX 82 /* Attempting to link in too many shared libraries */
166 #define ELIBEXEC 83 /* Cannot exec a shared library directly */
167 #define EILSEQ 84 /* Illegal byte sequence */
168 #define ERESTART 85 /* Interrupted system call should be restarted */
169 #define ESTRPIPE 86 /* Streams pipe error */
170 #define EUSERS 87 /* Too many users */
171 #define ENOTSOCK 88 /* Socket operation on non-socket */
172 #define EDESTADDRREQ 89 /* Destination address required */
173 #define EMSGSIZE 90 /* Message too long */
174 #define EPROTOTYPE 91 /* Protocol wrong type for socket */
175 #define ENOPROTOOPT 92 /* Protocol not available */
176 #define EPROTONOSUPPORT 93 /* Protocol not supported */
177 #define ESOCKTNOSUPPORT 94 /* Socket type not supported */
178 #define EOPNOTSUPP 95 /* Operation not supported on transport endpoint */
179 #define EPFNOSUPPORT 96 /* Protocol family not supported */
180 #define EAFNOSUPPORT 97 /* Address family not supported by protocol */
181 #define EADDRINUSE 98 /* Address already in use */
182 #define EADDRNOTAVAIL 99 /* Cannot assign requested address */
183 #define ENETDOWN 100 /* Network is down */
184 #define ENETUNREACH 101 /* Network is unreachable */
185 #define ENETRESET 102 /* Network dropped connection because of reset */
186 #define ECONNABORTED 103 /* Software caused connection abort */
187 #define ECONNRESET 104 /* Connection reset by peer */
188 #define ENOBUFS 105 /* No buffer space available */
189 #define EISCONN 106 /* Transport endpoint is already connected */
190 #define ENOTCONN 107 /* Transport endpoint is not connected */
191 #define ESHUTDOWN 108 /* Cannot send after transport endpoint shutdown */
192 #define ETOOMANYREFS 109 /* Too many references: cannot splice */
193 #define ETIMEDOUT 110 /* Connection timed out */
194 #define ECONNREFUSED 111 /* Connection refused */
195 #define EHOSTDOWN 112 /* Host is down */
196 #define EHOSTUNREACH 113 /* No route to host */
197 #define EALREADY 114 /* Operation already in progress */
198 #define EINPROGRESS 115 /* Operation now in progress */
199 #define ESTALE 116 /* Stale NFS file handle */
200 #define EUCLEAN 117 /* Structure needs cleaning */
201 #define ENOTNAM 118 /* Not a XENIX named type file */
202 #define ENAVAIL 119 /* No XENIX semaphores available */
203 #define EISNAM 120 /* Is a named type file */
204 #define EREMOTEIO 121 /* Remote I/O error */
205 #define EDQUOT 122 /* Quota exceeded */
207 #define ENOMEDIUM 123 /* No medium found */
208 #define EMEDIUMTYPE 124 /* Wrong medium type */
211 #define ENSROK 0 /* DNS server returned answer with no data */
212 #define ENSRNODATA 160 /* DNS server returned answer with no data */
213 #define ENSRFORMERR 161 /* DNS server claims query was misformatted */
214 #define ENSRSERVFAIL 162 /* DNS server returned general failure */
215 #define ENSRNOTFOUND 163 /* Domain name not found */
216 #define ENSRNOTIMP 164 /* DNS server does not implement requested operation */
217 #define ENSRREFUSED 165 /* DNS server refused query */
218 #define ENSRBADQUERY 166 /* Misformatted DNS query */
219 #define ENSRBADNAME 167 /* Misformatted domain name */
220 #define ENSRBADFAMILY 168 /* Unsupported address family */
221 #define ENSRBADRESP 169 /* Misformatted DNS reply */
222 #define ENSRCONNREFUSED 170 /* Could not contact DNS servers */
223 #define ENSRTIMEOUT 171 /* Timeout while contacting DNS servers */
224 #define ENSROF 172 /* End of file */
225 #define ENSRFILE 173 /* Error reading file */
226 #define ENSRNOMEM 174 /* Out of memory */
227 #define ENSRDESTRUCTION 175 /* Application terminated lookup */
228 #define ENSRQUERYDOMAINTOOLONG 176 /* Domain name is too long */
229 #define ENSRCNAMELOOP 177 /* Domain name is too long */
235 #endif /* LWIP_PROVIDE_ERRNO */
241 #endif /* __LWIP_ARCH_H__ */