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