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      1 /* e_os.h */
      2 /* Copyright (C) 1995-1998 Eric Young (eay (at) cryptsoft.com)
      3  * All rights reserved.
      4  *
      5  * This package is an SSL implementation written
      6  * by Eric Young (eay (at) cryptsoft.com).
      7  * The implementation was written so as to conform with Netscapes SSL.
      8  *
      9  * This library is free for commercial and non-commercial use as long as
     10  * the following conditions are aheared to.  The following conditions
     11  * apply to all code found in this distribution, be it the RC4, RSA,
     12  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
     13  * included with this distribution is covered by the same copyright terms
     14  * except that the holder is Tim Hudson (tjh (at) cryptsoft.com).
     15  *
     16  * Copyright remains Eric Young's, and as such any Copyright notices in
     17  * the code are not to be removed.
     18  * If this package is used in a product, Eric Young should be given attribution
     19  * as the author of the parts of the library used.
     20  * This can be in the form of a textual message at program startup or
     21  * in documentation (online or textual) provided with the package.
     22  *
     23  * Redistribution and use in source and binary forms, with or without
     24  * modification, are permitted provided that the following conditions
     25  * are met:
     26  * 1. Redistributions of source code must retain the copyright
     27  *    notice, this list of conditions and the following disclaimer.
     28  * 2. Redistributions in binary form must reproduce the above copyright
     29  *    notice, this list of conditions and the following disclaimer in the
     30  *    documentation and/or other materials provided with the distribution.
     31  * 3. All advertising materials mentioning features or use of this software
     32  *    must display the following acknowledgement:
     33  *    "This product includes cryptographic software written by
     34  *     Eric Young (eay (at) cryptsoft.com)"
     35  *    The word 'cryptographic' can be left out if the rouines from the library
     36  *    being used are not cryptographic related :-).
     37  * 4. If you include any Windows specific code (or a derivative thereof) from
     38  *    the apps directory (application code) you must include an acknowledgement:
     39  *    "This product includes software written by Tim Hudson (tjh (at) cryptsoft.com)"
     40  *
     41  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
     42  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     43  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     44  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     45  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     46  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     47  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     48  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     49  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     50  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     51  * SUCH DAMAGE.
     52  *
     53  * The licence and distribution terms for any publically available version or
     54  * derivative of this code cannot be changed.  i.e. this code cannot simply be
     55  * copied and put under another distribution licence
     56  * [including the GNU Public Licence.]
     57  */
     58 
     59 #ifndef HEADER_E_OS_H
     60 #define HEADER_E_OS_H
     61 
     62 #include <openssl/opensslconf.h>
     63 
     64 #include <openssl/e_os2.h>
     65 /* <openssl/e_os2.h> contains what we can justify to make visible
     66  * to the outside; this file e_os.h is not part of the exported
     67  * interface. */
     68 
     69 #ifdef  __cplusplus
     70 extern "C" {
     71 #endif
     72 
     73 /* Used to checking reference counts, most while doing perl5 stuff :-) */
     74 #ifdef REF_PRINT
     75 #undef REF_PRINT
     76 #define REF_PRINT(a,b)	fprintf(stderr,"%08X:%4d:%s\n",(int)b,b->references,a)
     77 #endif
     78 
     79 #ifndef DEVRANDOM
     80 /* set this to a comma-separated list of 'random' device files to try out.
     81  * My default, we will try to read at least one of these files */
     82 #define DEVRANDOM "/dev/urandom","/dev/random","/dev/srandom"
     83 #endif
     84 #ifndef DEVRANDOM_EGD
     85 /* set this to a comma-seperated list of 'egd' sockets to try out. These
     86  * sockets will be tried in the order listed in case accessing the device files
     87  * listed in DEVRANDOM did not return enough entropy. */
     88 #define DEVRANDOM_EGD "/var/run/egd-pool","/dev/egd-pool","/etc/egd-pool","/etc/entropy"
     89 #endif
     90 
     91 #if defined(OPENSSL_SYS_VXWORKS)
     92 #  define NO_SYS_PARAM_H
     93 #  define NO_CHMOD
     94 #  define NO_SYSLOG
     95 #endif
     96 
     97 #if defined(OPENSSL_SYS_MACINTOSH_CLASSIC)
     98 # if macintosh==1
     99 #  ifndef MAC_OS_GUSI_SOURCE
    100 #    define MAC_OS_pre_X
    101 #    define NO_SYS_TYPES_H
    102      typedef long ssize_t;
    103 #  endif
    104 #  define NO_SYS_PARAM_H
    105 #  define NO_CHMOD
    106 #  define NO_SYSLOG
    107 #  undef  DEVRANDOM
    108 #  define GETPID_IS_MEANINGLESS
    109 # endif
    110 #endif
    111 
    112 /********************************************************************
    113  The Microsoft section
    114  ********************************************************************/
    115 /* The following is used because of the small stack in some
    116  * Microsoft operating systems */
    117 #if defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYSNAME_WIN32)
    118 #  define MS_STATIC	static
    119 #else
    120 #  define MS_STATIC
    121 #endif
    122 
    123 #if defined(OPENSSL_SYS_WIN32) && !defined(WIN32)
    124 #  define WIN32
    125 #endif
    126 #if defined(OPENSSL_SYS_WINDOWS) && !defined(WINDOWS)
    127 #  define WINDOWS
    128 #endif
    129 #if defined(OPENSSL_SYS_MSDOS) && !defined(MSDOS)
    130 #  define MSDOS
    131 #endif
    132 
    133 #if defined(MSDOS) && !defined(GETPID_IS_MEANINGLESS)
    134 #  define GETPID_IS_MEANINGLESS
    135 #endif
    136 
    137 #ifdef WIN32
    138 #define get_last_sys_error()	GetLastError()
    139 #define clear_sys_error()	SetLastError(0)
    140 #if !defined(WINNT)
    141 #define WIN_CONSOLE_BUG
    142 #endif
    143 #else
    144 #define get_last_sys_error()	errno
    145 #define clear_sys_error()	errno=0
    146 #endif
    147 
    148 #if defined(WINDOWS)
    149 #define get_last_socket_error()	WSAGetLastError()
    150 #define clear_socket_error()	WSASetLastError(0)
    151 #define readsocket(s,b,n)	recv((s),(b),(n),0)
    152 #define writesocket(s,b,n)	send((s),(b),(n),0)
    153 #elif defined(__DJGPP__)
    154 #define WATT32
    155 #define get_last_socket_error()	errno
    156 #define clear_socket_error()	errno=0
    157 #define closesocket(s)		close_s(s)
    158 #define readsocket(s,b,n)	read_s(s,b,n)
    159 #define writesocket(s,b,n)	send(s,b,n,0)
    160 #elif defined(MAC_OS_pre_X)
    161 #define get_last_socket_error()	errno
    162 #define clear_socket_error()	errno=0
    163 #define closesocket(s)		MacSocket_close(s)
    164 #define readsocket(s,b,n)	MacSocket_recv((s),(b),(n),true)
    165 #define writesocket(s,b,n)	MacSocket_send((s),(b),(n))
    166 #elif defined(OPENSSL_SYS_VMS)
    167 #define get_last_socket_error() errno
    168 #define clear_socket_error()    errno=0
    169 #define ioctlsocket(a,b,c)      ioctl(a,b,c)
    170 #define closesocket(s)          close(s)
    171 #define readsocket(s,b,n)       recv((s),(b),(n),0)
    172 #define writesocket(s,b,n)      send((s),(b),(n),0)
    173 #elif defined(OPENSSL_SYS_VXWORKS)
    174 #define get_last_socket_error()	errno
    175 #define clear_socket_error()	errno=0
    176 #define ioctlsocket(a,b,c)	    ioctl((a),(b),(int)(c))
    177 #define closesocket(s)		    close(s)
    178 #define readsocket(s,b,n)	    read((s),(b),(n))
    179 #define writesocket(s,b,n)	    write((s),(char *)(b),(n))
    180 #elif defined(OPENSSL_SYS_BEOS_R5)
    181 #define get_last_socket_error() errno
    182 #define clear_socket_error()    errno=0
    183 #define FIONBIO SO_NONBLOCK
    184 #define ioctlsocket(a,b,c)		  setsockopt((a),SOL_SOCKET,(b),(c),sizeof(*(c)))
    185 #define readsocket(s,b,n)       recv((s),(b),(n),0)
    186 #define writesocket(s,b,n)      send((s),(b),(n),0)
    187 #elif defined(OPENSSL_SYS_NETWARE)
    188 #if defined(NETWARE_BSDSOCK)
    189 #define get_last_socket_error() errno
    190 #define clear_socket_error()    errno=0
    191 #define closesocket(s)          close(s)
    192 #define ioctlsocket(a,b,c)      ioctl(a,b,c)
    193 #if defined(NETWARE_LIBC)
    194 #define readsocket(s,b,n)       recv((s),(b),(n),0)
    195 #define writesocket(s,b,n)      send((s),(b),(n),0)
    196 #else
    197 #define readsocket(s,b,n)       recv((s),(char*)(b),(n),0)
    198 #define writesocket(s,b,n)      send((s),(char*)(b),(n),0)
    199 #endif
    200 #else
    201 #define get_last_socket_error()	WSAGetLastError()
    202 #define clear_socket_error()	WSASetLastError(0)
    203 #define readsocket(s,b,n)		recv((s),(b),(n),0)
    204 #define writesocket(s,b,n)		send((s),(b),(n),0)
    205 #endif
    206 #else
    207 #define get_last_socket_error()	errno
    208 #define clear_socket_error()	errno=0
    209 #define ioctlsocket(a,b,c)	ioctl(a,b,c)
    210 #define closesocket(s)		close(s)
    211 #define readsocket(s,b,n)	read((s),(b),(n))
    212 #define writesocket(s,b,n)	write((s),(b),(n))
    213 #endif
    214 
    215 #ifdef WIN16 /* never the case */
    216 #  define MS_CALLBACK	_far _loadds
    217 #  define MS_FAR	_far
    218 #else
    219 #  define MS_CALLBACK
    220 #  define MS_FAR
    221 #endif
    222 
    223 #ifdef OPENSSL_NO_STDIO
    224 #  undef OPENSSL_NO_FP_API
    225 #  define OPENSSL_NO_FP_API
    226 #endif
    227 
    228 #if (defined(WINDOWS) || defined(MSDOS))
    229 
    230 #  ifdef __DJGPP__
    231 #    include <unistd.h>
    232 #    include <sys/stat.h>
    233 #    include <sys/socket.h>
    234 #    include <tcp.h>
    235 #    include <netdb.h>
    236 #    define _setmode setmode
    237 #    define _O_TEXT O_TEXT
    238 #    define _O_BINARY O_BINARY
    239 #    undef DEVRANDOM
    240 #    define DEVRANDOM "/dev/urandom\x24"
    241 #  endif /* __DJGPP__ */
    242 
    243 #  ifndef S_IFDIR
    244 #    define S_IFDIR	_S_IFDIR
    245 #  endif
    246 
    247 #  ifndef S_IFMT
    248 #    define S_IFMT	_S_IFMT
    249 #  endif
    250 
    251 #  if !defined(WINNT) && !defined(__DJGPP__)
    252 #    define NO_SYSLOG
    253 #  endif
    254 #  define NO_DIRENT
    255 
    256 #  ifdef WINDOWS
    257 #    if !defined(_WIN32_WCE) && !defined(_WIN32_WINNT)
    258        /*
    259 	* Defining _WIN32_WINNT here in e_os.h implies certain "discipline."
    260 	* Most notably we ought to check for availability of each specific
    261 	* routine with GetProcAddress() and/or guard NT-specific calls with
    262 	* GetVersion() < 0x80000000. One can argue that in latter "or" case
    263 	* we ought to /DELAYLOAD some .DLLs in order to protect ourselves
    264 	* against run-time link errors. This doesn't seem to be necessary,
    265 	* because it turned out that already Windows 95, first non-NT Win32
    266 	* implementation, is equipped with at least NT 3.51 stubs, dummy
    267 	* routines with same name, but which do nothing. Meaning that it's
    268 	* apparently sufficient to guard "vanilla" NT calls with GetVersion
    269 	* alone, while NT 4.0 and above interfaces ought to be linked with
    270 	* GetProcAddress at run-time.
    271 	*/
    272 #      define _WIN32_WINNT 0x0400
    273 #    endif
    274 #    if !defined(OPENSSL_NO_SOCK) && defined(_WIN32_WINNT)
    275        /*
    276         * Just like defining _WIN32_WINNT including winsock2.h implies
    277         * certain "discipline" for maintaining [broad] binary compatibility.
    278         * As long as structures are invariant among Winsock versions,
    279         * it's sufficient to check for specific Winsock2 API availability
    280         * at run-time [DSO_global_lookup is recommended]...
    281         */
    282 #      include <winsock2.h>
    283 #      include <ws2tcpip.h>
    284        /* yes, they have to be #included prior to <windows.h> */
    285 #    endif
    286 #    include <windows.h>
    287 #    include <stdio.h>
    288 #    include <stddef.h>
    289 #    include <errno.h>
    290 #    include <string.h>
    291 #    ifdef _WIN64
    292 #      define strlen(s) _strlen31(s)
    293 /* cut strings to 2GB */
    294 static unsigned int _strlen31(const char *str)
    295 	{
    296 	unsigned int len=0;
    297 	while (*str && len<0x80000000U) str++, len++;
    298 	return len&0x7FFFFFFF;
    299 	}
    300 #    endif
    301 #    include <malloc.h>
    302 #    if defined(_MSC_VER) && _MSC_VER<=1200 && defined(_MT) && defined(isspace)
    303        /* compensate for bug in VC6 ctype.h */
    304 #      undef isspace
    305 #      undef isdigit
    306 #      undef isalnum
    307 #      undef isupper
    308 #      undef isxdigit
    309 #    endif
    310 #    if defined(_MSC_VER) && !defined(_DLL) && defined(stdin)
    311 #      if _MSC_VER>=1300
    312 #        undef stdin
    313 #        undef stdout
    314 #        undef stderr
    315          FILE *__iob_func();
    316 #        define stdin  (&__iob_func()[0])
    317 #        define stdout (&__iob_func()[1])
    318 #        define stderr (&__iob_func()[2])
    319 #      elif defined(I_CAN_LIVE_WITH_LNK4049)
    320 #        undef stdin
    321 #        undef stdout
    322 #        undef stderr
    323          /* pre-1300 has __p__iob(), but it's available only in msvcrt.lib,
    324           * or in other words with /MD. Declaring implicit import, i.e.
    325           * with _imp_ prefix, works correctly with all compiler options,
    326 	  * but without /MD results in LINK warning LNK4049:
    327 	  * 'locally defined symbol "__iob" imported'.
    328           */
    329          extern FILE *_imp___iob;
    330 #        define stdin  (&_imp___iob[0])
    331 #        define stdout (&_imp___iob[1])
    332 #        define stderr (&_imp___iob[2])
    333 #      endif
    334 #    endif
    335 #  endif
    336 #  include <io.h>
    337 #  include <fcntl.h>
    338 
    339 #  ifdef OPENSSL_SYS_WINCE
    340 #    define OPENSSL_NO_POSIX_IO
    341 #  endif
    342 
    343 #  define ssize_t long
    344 
    345 #  if defined (__BORLANDC__)
    346 #    define _setmode setmode
    347 #    define _O_TEXT O_TEXT
    348 #    define _O_BINARY O_BINARY
    349 #    define _int64 __int64
    350 #    define _kbhit kbhit
    351 #  endif
    352 
    353 #  define EXIT(n) exit(n)
    354 #  define LIST_SEPARATOR_CHAR ';'
    355 #  ifndef X_OK
    356 #    define X_OK	0
    357 #  endif
    358 #  ifndef W_OK
    359 #    define W_OK	2
    360 #  endif
    361 #  ifndef R_OK
    362 #    define R_OK	4
    363 #  endif
    364 #  define OPENSSL_CONF	"openssl.cnf"
    365 #  define SSLEAY_CONF	OPENSSL_CONF
    366 #  define NUL_DEV	"nul"
    367 #  define RFILE		".rnd"
    368 #  ifdef OPENSSL_SYS_WINCE
    369 #    define DEFAULT_HOME  ""
    370 #  else
    371 #    define DEFAULT_HOME  "C:"
    372 #  endif
    373 
    374 #else /* The non-microsoft world */
    375 
    376 #  ifdef OPENSSL_SYS_VMS
    377 #    define VMS 1
    378   /* some programs don't include stdlib, so exit() and others give implicit
    379      function warnings */
    380 #    include <stdlib.h>
    381 #    if defined(__DECC)
    382 #      include <unistd.h>
    383 #    else
    384 #      include <unixlib.h>
    385 #    endif
    386 #    define OPENSSL_CONF	"openssl.cnf"
    387 #    define SSLEAY_CONF		OPENSSL_CONF
    388 #    define RFILE		".rnd"
    389 #    define LIST_SEPARATOR_CHAR ','
    390 #    define NUL_DEV		"NLA0:"
    391   /* We don't have any well-defined random devices on VMS, yet... */
    392 #    undef DEVRANDOM
    393   /* We need to do this since VMS has the following coding on status codes:
    394 
    395      Bits 0-2: status type: 0 = warning, 1 = success, 2 = error, 3 = info ...
    396                The important thing to know is that odd numbers are considered
    397 	       good, while even ones are considered errors.
    398      Bits 3-15: actual status number
    399      Bits 16-27: facility number.  0 is considered "unknown"
    400      Bits 28-31: control bits.  If bit 28 is set, the shell won't try to
    401                  output the message (which, for random codes, just looks ugly)
    402 
    403      So, what we do here is to change 0 to 1 to get the default success status,
    404      and everything else is shifted up to fit into the status number field, and
    405      the status is tagged as an error, which I believe is what is wanted here.
    406      -- Richard Levitte
    407   */
    408 #    define EXIT(n)		do { int __VMS_EXIT = n; \
    409                                      if (__VMS_EXIT == 0) \
    410 				       __VMS_EXIT = 1; \
    411 				     else \
    412 				       __VMS_EXIT = (n << 3) | 2; \
    413                                      __VMS_EXIT |= 0x10000000; \
    414 				     exit(__VMS_EXIT); } while(0)
    415 #    define NO_SYS_PARAM_H
    416 
    417 #  elif defined(OPENSSL_SYS_NETWARE)
    418 #    include <fcntl.h>
    419 #    include <unistd.h>
    420 #    define NO_SYS_TYPES_H
    421 #    undef  DEVRANDOM
    422 #    ifdef NETWARE_CLIB
    423 #      define getpid GetThreadID
    424        extern int GetThreadID(void);
    425 /* #      include <conio.h> */
    426        extern int kbhit(void);
    427 #    else
    428 #      include <screen.h>
    429 #    endif
    430 #    define NO_SYSLOG
    431 #    define _setmode setmode
    432 #    define _kbhit kbhit
    433 #    define _O_TEXT O_TEXT
    434 #    define _O_BINARY O_BINARY
    435 #    define OPENSSL_CONF   "openssl.cnf"
    436 #    define SSLEAY_CONF    OPENSSL_CONF
    437 #    define RFILE    ".rnd"
    438 #    define LIST_SEPARATOR_CHAR ';'
    439 #    define EXIT(n)  { if (n) printf("ERROR: %d\n", (int)n); exit(n); }
    440 
    441 #  else
    442      /* !defined VMS */
    443 #    ifdef OPENSSL_SYS_MPE
    444 #      define NO_SYS_PARAM_H
    445 #    endif
    446 #    ifdef OPENSSL_UNISTD
    447 #      include OPENSSL_UNISTD
    448 #    else
    449 #      include <unistd.h>
    450 #    endif
    451 #    ifndef NO_SYS_TYPES_H
    452 #      include <sys/types.h>
    453 #    endif
    454 #    if defined(NeXT) || defined(OPENSSL_SYS_NEWS4)
    455 #      define pid_t int /* pid_t is missing on NEXTSTEP/OPENSTEP
    456                          * (unless when compiling with -D_POSIX_SOURCE,
    457                          * which doesn't work for us) */
    458 #    endif
    459 #    if defined(NeXT) || defined(OPENSSL_SYS_NEWS4) || defined(OPENSSL_SYS_SUNOS)
    460 #      define ssize_t int /* ditto */
    461 #    endif
    462 #    ifdef OPENSSL_SYS_NEWS4 /* setvbuf is missing on mips-sony-bsd */
    463 #      define setvbuf(a, b, c, d) setbuffer((a), (b), (d))
    464        typedef unsigned long clock_t;
    465 #    endif
    466 #    ifdef OPENSSL_SYS_WIN32_CYGWIN
    467 #      include <io.h>
    468 #      include <fcntl.h>
    469 #    endif
    470 
    471 #    define OPENSSL_CONF	"openssl.cnf"
    472 #    define SSLEAY_CONF		OPENSSL_CONF
    473 #    define RFILE		".rnd"
    474 #    define LIST_SEPARATOR_CHAR ':'
    475 #    define NUL_DEV		"/dev/null"
    476 #    define EXIT(n)		exit(n)
    477 #  endif
    478 
    479 #  define SSLeay_getpid()	getpid()
    480 
    481 #endif
    482 
    483 
    484 /*************/
    485 
    486 #ifdef USE_SOCKETS
    487 #  if defined(WINDOWS) || defined(MSDOS)
    488       /* windows world */
    489 
    490 #    ifdef OPENSSL_NO_SOCK
    491 #      define SSLeay_Write(a,b,c)	(-1)
    492 #      define SSLeay_Read(a,b,c)	(-1)
    493 #      define SHUTDOWN(fd)		close(fd)
    494 #      define SHUTDOWN2(fd)		close(fd)
    495 #    elif !defined(__DJGPP__)
    496 #      if defined(_WIN32_WCE) && _WIN32_WCE<410
    497 #        define getservbyname _masked_declaration_getservbyname
    498 #      endif
    499 #      if !defined(IPPROTO_IP)
    500          /* winsock[2].h was included already? */
    501 #        include <winsock.h>
    502 #      endif
    503 #      ifdef getservbyname
    504 #        undef getservbyname
    505          /* this is used to be wcecompat/include/winsock_extras.h */
    506          struct servent* PASCAL getservbyname(const char*,const char*);
    507 #      endif
    508 
    509 #      ifdef _WIN64
    510 /*
    511  * Even though sizeof(SOCKET) is 8, it's safe to cast it to int, because
    512  * the value constitutes an index in per-process table of limited size
    513  * and not a real pointer.
    514  */
    515 #        define socket(d,t,p)	((int)socket(d,t,p))
    516 #        define accept(s,f,l)	((int)accept(s,f,l))
    517 #      endif
    518 #      define SSLeay_Write(a,b,c)	send((a),(b),(c),0)
    519 #      define SSLeay_Read(a,b,c)	recv((a),(b),(c),0)
    520 #      define SHUTDOWN(fd)		{ shutdown((fd),0); closesocket(fd); }
    521 #      define SHUTDOWN2(fd)		{ shutdown((fd),2); closesocket(fd); }
    522 #    else
    523 #      define SSLeay_Write(a,b,c)	write_s(a,b,c,0)
    524 #      define SSLeay_Read(a,b,c)	read_s(a,b,c)
    525 #      define SHUTDOWN(fd)		close_s(fd)
    526 #      define SHUTDOWN2(fd)		close_s(fd)
    527 #    endif
    528 
    529 #  elif defined(MAC_OS_pre_X)
    530 
    531 #    include "MacSocket.h"
    532 #    define SSLeay_Write(a,b,c)		MacSocket_send((a),(b),(c))
    533 #    define SSLeay_Read(a,b,c)		MacSocket_recv((a),(b),(c),true)
    534 #    define SHUTDOWN(fd)		MacSocket_close(fd)
    535 #    define SHUTDOWN2(fd)		MacSocket_close(fd)
    536 
    537 #  elif defined(OPENSSL_SYS_NETWARE)
    538          /* NetWare uses the WinSock2 interfaces by default, but can be configured for BSD
    539          */
    540 #      if defined(NETWARE_BSDSOCK)
    541 #        include <sys/socket.h>
    542 #        include <netinet/in.h>
    543 #        include <sys/time.h>
    544 #        if defined(NETWARE_CLIB)
    545 #          include <sys/bsdskt.h>
    546 #        else
    547 #          include <sys/select.h>
    548 #        endif
    549 #        define INVALID_SOCKET (int)(~0)
    550 #      else
    551 #        include <novsock2.h>
    552 #      endif
    553 #      define SSLeay_Write(a,b,c)   send((a),(b),(c),0)
    554 #      define SSLeay_Read(a,b,c) recv((a),(b),(c),0)
    555 #      define SHUTDOWN(fd)    { shutdown((fd),0); closesocket(fd); }
    556 #      define SHUTDOWN2(fd)      { shutdown((fd),2); closesocket(fd); }
    557 
    558 #  else
    559 
    560 #    ifndef NO_SYS_PARAM_H
    561 #      include <sys/param.h>
    562 #    endif
    563 #    ifdef OPENSSL_SYS_VXWORKS
    564 #      include <time.h>
    565 #    elif !defined(OPENSSL_SYS_MPE)
    566 #      include <sys/time.h> /* Needed under linux for FD_XXX */
    567 #    endif
    568 
    569 #    include <netdb.h>
    570 #    if defined(OPENSSL_SYS_VMS_NODECC)
    571 #      include <socket.h>
    572 #      include <in.h>
    573 #      include <inet.h>
    574 #    else
    575 #      include <sys/socket.h>
    576 #      ifdef FILIO_H
    577 #        include <sys/filio.h> /* Added for FIONBIO under unixware */
    578 #      endif
    579 #      include <netinet/in.h>
    580 #      if !defined(OPENSSL_SYS_BEOS_R5)
    581 #      include <arpa/inet.h>
    582 #    endif
    583 #    endif
    584 
    585 #    if defined(NeXT) || defined(_NEXT_SOURCE)
    586 #      include <sys/fcntl.h>
    587 #      include <sys/types.h>
    588 #    endif
    589 
    590 #    ifdef OPENSSL_SYS_AIX
    591 #      include <sys/select.h>
    592 #    endif
    593 
    594 #    ifdef __QNX__
    595 #      include <sys/select.h>
    596 #    endif
    597 
    598 #    if defined(sun)
    599 #      include <sys/filio.h>
    600 #    else
    601 #      ifndef VMS
    602 #        include <sys/ioctl.h>
    603 #      else
    604 	 /* ioctl is only in VMS > 7.0 and when socketshr is not used */
    605 #        if !defined(TCPIP_TYPE_SOCKETSHR) && defined(__VMS_VER) && (__VMS_VER > 70000000)
    606 #          include <sys/ioctl.h>
    607 #        endif
    608 #      endif
    609 #    endif
    610 
    611 #    ifdef VMS
    612 #      include <unixio.h>
    613 #      if defined(TCPIP_TYPE_SOCKETSHR)
    614 #        include <socketshr.h>
    615 #      endif
    616 #    endif
    617 
    618 #    define SSLeay_Read(a,b,c)     read((a),(b),(c))
    619 #    define SSLeay_Write(a,b,c)    write((a),(b),(c))
    620 #    define SHUTDOWN(fd)    { shutdown((fd),0); closesocket((fd)); }
    621 #    define SHUTDOWN2(fd)   { shutdown((fd),2); closesocket((fd)); }
    622 #    ifndef INVALID_SOCKET
    623 #    define INVALID_SOCKET	(-1)
    624 #    endif /* INVALID_SOCKET */
    625 #  endif
    626 
    627 /* Some IPv6 implementations are broken, disable them in known bad
    628  * versions.
    629  */
    630 #  if !defined(OPENSSL_USE_IPV6)
    631 #    if defined(AF_INET6) && !defined(OPENSSL_SYS_BEOS_BONE) && !defined(NETWARE_CLIB)
    632 #      define OPENSSL_USE_IPV6 1
    633 #    else
    634 #      define OPENSSL_USE_IPV6 0
    635 #    endif
    636 #  endif
    637 
    638 #endif
    639 
    640 #if defined(__ultrix)
    641 #  ifndef ssize_t
    642 #    define ssize_t int
    643 #  endif
    644 #endif
    645 
    646 #if defined(sun) && !defined(__svr4__) && !defined(__SVR4)
    647   /* include headers first, so our defines don't break it */
    648 #include <stdlib.h>
    649 #include <string.h>
    650   /* bcopy can handle overlapping moves according to SunOS 4.1.4 manpage */
    651 # define memmove(s1,s2,n) bcopy((s2),(s1),(n))
    652 # define strtoul(s,e,b) ((unsigned long int)strtol((s),(e),(b)))
    653 extern char *sys_errlist[]; extern int sys_nerr;
    654 # define strerror(errnum) \
    655 	(((errnum)<0 || (errnum)>=sys_nerr) ? NULL : sys_errlist[errnum])
    656   /* Being signed SunOS 4.x memcpy breaks ASN1_OBJECT table lookup */
    657 #include "crypto/o_str.h"
    658 # define memcmp OPENSSL_memcmp
    659 #endif
    660 
    661 #ifndef OPENSSL_EXIT
    662 # if defined(MONOLITH) && !defined(OPENSSL_C)
    663 #  define OPENSSL_EXIT(n) return(n)
    664 # else
    665 #  define OPENSSL_EXIT(n) do { EXIT(n); return(n); } while(0)
    666 # endif
    667 #endif
    668 
    669 /***********************************************/
    670 
    671 #define DG_GCC_BUG	/* gcc < 2.6.3 on DGUX */
    672 
    673 #ifdef sgi
    674 #define IRIX_CC_BUG	/* all version of IRIX I've tested (4.* 5.*) */
    675 #endif
    676 #ifdef OPENSSL_SYS_SNI
    677 #define IRIX_CC_BUG	/* CDS++ up to V2.0Bsomething suffered from the same bug.*/
    678 #endif
    679 
    680 #if defined(OPENSSL_SYS_WINDOWS)
    681 #  define strcasecmp _stricmp
    682 #  define strncasecmp _strnicmp
    683 #elif defined(OPENSSL_SYS_VMS)
    684 /* VMS below version 7.0 doesn't have strcasecmp() */
    685 #  include "o_str.h"
    686 #  define strcasecmp OPENSSL_strcasecmp
    687 #  define strncasecmp OPENSSL_strncasecmp
    688 #  define OPENSSL_IMPLEMENTS_strncasecmp
    689 #elif defined(OPENSSL_SYS_OS2) && defined(__EMX__)
    690 #  define strcasecmp stricmp
    691 #  define strncasecmp strnicmp
    692 #elif defined(OPENSSL_SYS_NETWARE)
    693 #  include <string.h>
    694 #  if defined(NETWARE_CLIB)
    695 #    define strcasecmp stricmp
    696 #    define strncasecmp strnicmp
    697 #  endif /* NETWARE_CLIB */
    698 #endif
    699 
    700 #if defined(OPENSSL_SYS_OS2) && defined(__EMX__)
    701 # include <io.h>
    702 # include <fcntl.h>
    703 # define NO_SYSLOG
    704 #endif
    705 
    706 /* vxworks */
    707 #if defined(OPENSSL_SYS_VXWORKS)
    708 #include <ioLib.h>
    709 #include <tickLib.h>
    710 #include <sysLib.h>
    711 
    712 #define TTY_STRUCT int
    713 
    714 #define sleep(a) taskDelay((a) * sysClkRateGet())
    715 
    716 #include <vxWorks.h>
    717 #include <sockLib.h>
    718 #include <taskLib.h>
    719 
    720 #define getpid taskIdSelf
    721 
    722 /* NOTE: these are implemented by helpers in database app!
    723  * if the database is not linked, we need to implement them
    724  * elswhere */
    725 struct hostent *gethostbyname(const char *name);
    726 struct hostent *gethostbyaddr(const char *addr, int length, int type);
    727 struct servent *getservbyname(const char *name, const char *proto);
    728 
    729 #endif
    730 /* end vxworks */
    731 
    732 /* beos */
    733 #if defined(OPENSSL_SYS_BEOS_R5)
    734 #define SO_ERROR 0
    735 #define NO_SYS_UN
    736 #define IPPROTO_IP 0
    737 #include <OS.h>
    738 #endif
    739 
    740 
    741 #ifdef  __cplusplus
    742 }
    743 #endif
    744 
    745 #endif
    746 
    747