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Diffstat (limited to 'contrib/ntp/include/ntp_machine.h')
| -rw-r--r-- | contrib/ntp/include/ntp_machine.h | 512 |
1 files changed, 512 insertions, 0 deletions
diff --git a/contrib/ntp/include/ntp_machine.h b/contrib/ntp/include/ntp_machine.h new file mode 100644 index 0000000..4f7f345 --- /dev/null +++ b/contrib/ntp/include/ntp_machine.h @@ -0,0 +1,512 @@ +/* + * Collect all machine dependent idiosyncrasies in one place. + */ + +#ifndef __ntp_machine +#define __ntp_machine + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#ifdef HAVE_SYS_TIME_H +#include <sys/time.h> +#endif + +#include "ntp_proto.h" + +/* + + HEY! CHECK THIS OUT! + + The first half of this file is obsolete, and is only there to help + reconcile "what went before" with "current behavior". + + The per-system SYS_* #defins ARE NO LONGER USED, with the temporary + exception of SYS_WINNT. + + If you find a hunk of code that is bracketed by a SYS_* macro and you + *know* that it is still needed, please let us know. In many cases the + code fragment is now handled somewhere else by autoconf choices. + +*/ + +/* + +INFO ON NEW KERNEL PLL SYS CALLS + + NTP_SYSCALLS_STD - use the "normal" ones + NTP_SYSCALL_GET - SYS_ntp_gettime id + NTP_SYSCALL_ADJ - SYS_ntp_adjtime id + NTP_SYSCALLS_LIBC - ntp_adjtime() and ntp_gettime() are in libc. + +HOW TO GET IP INTERFACE INFORMATION + + Some UNIX V.4 machines implement a sockets library on top of + streams. For these systems, you must use send the SIOCGIFCONF down + the stream in an I_STR ioctl. This ususally also implies + USE_STREAMS_DEVICE FOR IF_CONFIG. Dell UNIX is a notable exception. + + STREAMS_TLI - use ioctl(I_STR) to implement ioctl(SIOCGIFCONF) + +WHAT DOES IOCTL(SIOCGIFCONF) RETURN IN THE BUFFER + + UNIX V.4 machines implement a sockets library on top of streams. + When requesting the IP interface configuration with an ioctl(2) calll, + an array of ifreq structures are placed in the provided buffer. Some + implementations also place the length of the buffer information in + the first integer position of the buffer. + + SIZE_RETURNED_IN_BUFFER - size integer is in the buffer + +WILL IOCTL(SIOCGIFCONF) WORK ON A SOCKET + + Some UNIX V.4 machines do not appear to support ioctl() requests for the + IP interface configuration on a socket. They appear to require the use + of the streams device instead. + + USE_STREAMS_DEVICE_FOR_IF_CONFIG - use the /dev/ip device for configuration + +MISC + + HAVE_PROTOTYPES - Prototype functions + DOSYNCTODR - Resync TODR clock every hour. + RETSIGTYPE - Define signal function type. + NO_SIGNED_CHAR_DECL - No "signed char" see include/ntp.h + LOCK_PROCESS - Have plock. + UDP_WILDCARD_DELIVERY + - these systems deliver broadcast packets to the wildcard + port instead to a port bound to the interface bound + to the correct broadcast address - are these + implementations broken or did the spec change ? +*/ + +/* + * Set up for prototyping (duplicated from ntp_types.h) + */ +#ifndef P +#if defined(__STDC__) || defined(HAVE_PROTOTYPES) +#define P(x) x +#else /* not __STDC__ and not HAVE_PROTOTYPES */ +#define P(x) () +#endif /* not __STDC__ and not HAVE_PROTOTYPES */ +#endif /* P */ + +#if 0 + +/* + * IRIX 4.X and IRIX 5.x + */ +#if defined(SYS_IRIX4)||defined(SYS_IRIX5) +# define ADJTIME_IS_ACCURATE +# define LOCK_PROCESS +#endif + +/* + * Ultrix + * Note: posix version has NTP_POSIX_SOURCE and HAVE_SIGNALED_IO + */ +#if defined(SYS_ULTRIX) +# define S_CHAR_DEFINED +# define NTP_SYSCALLS_STD +# define HAVE_MODEM_CONTROL +#endif + +/* + * AUX + */ +#if defined(SYS_AUX2) || defined(SYS_AUX3) +# define NO_SIGNED_CHAR_DECL +# define LOCK_PROCESS +# define NTP_POSIX_SOURCE +/* + * This requires that _POSIX_SOURCE be forced on the + * compiler command flag. We can't do it here since this + * file is included _after_ the system header files and we + * need to let _them_ know we're POSIX. We do this in + * compilers/aux3.gcc... + */ +# define LOG_NTP LOG_LOCAL1 +#endif + +/* + * HPUX + */ +#if defined(SYS_HPUX) +# define getdtablesize() sysconf(_SC_OPEN_MAX) +# define setlinebuf(f) setvbuf(f, NULL, _IOLBF, 0) +# define NO_SIGNED_CHAR_DECL +# define LOCK_PROCESS +#endif + +/* + * BSD/OS 2.0 and above + */ +#if defined(SYS_BSDI) +# define USE_FSETOWNCTTY /* this funny system demands a CTTY for FSETOWN */ +#endif + +/* + * FreeBSD 2.0 and above + */ +#ifdef SYS_FREEBSD +# define KERNEL_PLL +#endif + +/* + * Linux + */ +#if defined(SYS_LINUX) +# define ntp_adjtime __adjtimex +#endif + +/* + * PTX + */ +#if defined(SYS_PTX) +# define LOCK_PROCESS +struct timezone { int __0; }; /* unused placebo */ +/* + * no comment !@! + */ +typedef unsigned int u_int; +# ifndef _NETINET_IN_SYSTM_INCLUDED /* i am about to comment... */ +typedef unsigned char u_char; +typedef unsigned short u_short; +typedef unsigned long u_long; +# endif +#endif + +/* + * UNIX V.4 on and NCR 3000 + */ +#if defined(SYS_SVR4) +# define STREAM +# define LOCK_PROCESS +# define SIZE_RETURNED_IN_BUFFER +#endif + +/* + * (Univel/Novell) Unixware1 SVR4 on intel x86 processor + */ +#if defined(SYS_UNIXWARE1) +/* #define _POSIX_SOURCE */ +# define STREAM +# define STREAMS +# undef STEP_SLEW /* TWO step */ +# define LOCK_PROCESS +# define SIZE_RETURNED_IN_BUFFER +# include <sys/sockio.h> +# include <sys/types.h> +# include <netinet/in_systm.h> +#endif + +/* + * DomainOS + */ +#if defined(SYS_DOMAINOS) +# define NTP_SYSCALLS_STD +/* older versions of domain/os don't have class D */ +# ifndef IN_CLASSD +# define IN_CLASSD(i) (((long)(i) & 0xf0000000) == 0xe0000000) +# define IN_CLASSD_NET 0xf0000000 +# define IN_CLASSD_NSHIFT 28 +# define IN_CLASSD_HOST 0xfffffff +# define IN_MULTICAST(i) IN_CLASSD(i) +# endif +#endif + +/* + * Fujitsu UXP/V + */ +#if defined(SYS_UXPV) +# define LOCK_PROCESS +# define SIZE_RETURNED_IN_BUFFER +#endif + + +#endif /* 0 */ + +/* + * Windows NT + */ +#if defined(SYS_WINNT) +# if !defined(HAVE_CONFIG_H) || !defined(__config) + error "NT requires config.h to be included" +# endif /* HAVE_CONFIG_H) */ + +#if defined SYS_WINNT +# define ifreq _INTERFACE_INFO +# define ifr_flags iiFlags +# define ifr_addr iiAddress.AddressIn +# define ifr_broadaddr iiBroadcastAddress.AddressIn +# define ifr_mask iiNetmask.AddressIn +#endif /* SYS_WINNT */ + +# define isascii __isascii +# define isatty _isatty +# define mktemp _mktemp +# define getpid GetCurrentProcessId +# include <windows.h> +# include <ws2tcpip.h> +# undef interface + typedef char *caddr_t; +#endif /* SYS_WINNT */ + +int ntp_set_tod P((struct timeval *tvp, void *tzp)); + +#if defined (SYS_CYGWIN32) +#include <windows.h> +#define __int64 long long +#endif + +/*casey Tue May 27 15:45:25 SAT 1997*/ +#ifdef SYS_VXWORKS + +/* casey's new defines */ +#define NO_MAIN_ALLOWED 1 +#define NO_NETDB 1 +#define NO_RENAME 1 + +/* in vxWorks we use FIONBIO, but the others are defined for old systems, so + * all hell breaks loose if we leave them defined we define USE_FIONBIO to + * undefine O_NONBLOCK FNDELAY O_NDELAY where necessary. + */ +#define USE_FIONBIO 1 +/* end my new defines */ + +#define TIMEOFDAY 0x0 /* system wide realtime clock */ +#define HAVE_GETCLOCK 1 /* configure does not set this ... */ +#define HAVE_NO_NICE 1 /* configure does not set this ... */ +#define HAVE_RANDOM 1 /* configure does not set this ... */ +#define HAVE_SRANDOM 1 /* configure does not set this ... */ + +#define NODETACH 1 + +/* vxWorks specific additions to take care of its + * unix (non)complicance + */ + +#include "vxWorks.h" +#include "ioLib.h" +#include "taskLib.h" +#include "time.h" + +extern int sysClkRateGet P(()); + +/* usrtime.h + * Bob Herlien's excellent time code find it at: + * ftp://ftp.atd.ucar.edu/pub/vxworks/vx/usrTime.shar + * I would recommend this instead of clock_[g|s]ettime() plus you get + * adjtime() too ... casey + */ +/* +extern int gettimeofday P(( struct timeval *tp, struct timezone *tzp )); +extern int settimeofday P((struct timeval *, struct timezone *)); +extern int adjtime P(( struct timeval *delta, struct timeval *olddelta )); + */ + +/* in machines.c */ +extern void sleep P((int seconds)); +extern void alarm P((int seconds)); +/* machines.c */ + + +/* this is really this */ +#define getpid taskIdSelf +#define getclock clock_gettime +#define fcntl ioctl +#define _getch getchar +#define random rand +#define srandom srand + +/* define this away for vxWorks */ +#define openlog(x,y) +/* use local defines for these */ +#undef min +#undef max + +#endif /* SYS_VXWORKS */ + +#ifdef NO_NETDB +/* These structures are needed for gethostbyname() etc... */ +/* structures used by netdb.h */ +struct hostent { + char *h_name; /* official name of host */ + char **h_aliases; /* alias list */ + int h_addrtype; /* host address type */ + int h_length; /* length of address */ + char **h_addr_list; /* list of addresses from name server */ +#define h_addr h_addr_list[0] /* address, for backward compatibility */ +}; + +struct servent { + char *s_name; /* official service name */ + char **s_aliases; /* alias list */ + int s_port; /* port # */ + char *s_proto; /* protocol to use */ +}; +extern int h_errno; + +#define TRY_AGAIN 2 + +struct hostent *gethostbyname P((char * netnum)); +struct hostent *gethostbyaddr P((char * netnum, int size, int addr_type)); +/* type is the protocol */ +struct servent *getservbyname P((char *name, char *type)); +#endif /* NO_NETDB */ + +#ifdef NO_MAIN_ALLOWED +/* we have no main routines so lets make a plan */ +#define CALL(callname, progname, callmain) \ + extern int callmain (int,char**); \ + void callname (a0,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10) \ + char *a0; \ + char *a1; \ + char *a2; \ + char *a3; \ + char *a4; \ + char *a5; \ + char *a6; \ + char *a7; \ + char *a8; \ + char *a9; \ + char *a10; \ + { \ + char *x[11]; \ + int argc; \ + char *argv[] = {progname,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL}; \ + int i; \ + for (i=0;i<11;i++) \ + x[i] = NULL; \ + x[0] = a0; \ + x[1] = a1; \ + x[2] = a2; \ + x[3] = a3; \ + x[4] = a4; \ + x[5] = a5; \ + x[6] = a6; \ + x[7] = a7; \ + x[8] = a8; \ + x[9] = a9; \ + x[10] = a10; \ + argc=1; \ + for (i=0; i<11;i++) \ + if (x[i]) \ + { \ + argv[argc++] = x[i]; \ + } \ + callmain(argc,argv); \ + } +#endif /* NO_MAIN_ALLOWED */ +/*casey Tue May 27 15:45:25 SAT 1997*/ + +/* + * Here's where autoconfig starts to take over + */ +#ifdef HAVE_SYS_STROPTS_H +# ifdef HAVE_SYS_STREAM_H +# define STREAM +# endif +#endif + +#ifndef RETSIGTYPE +# if defined(NTP_POSIX_SOURCE) +# define RETSIGTYPE void +# else +# define RETSIGTYPE int +# endif +#endif + +#ifdef NTP_SYSCALLS_STD +# ifndef NTP_SYSCALL_GET +# define NTP_SYSCALL_GET 235 +# endif +# ifndef NTP_SYSCALL_ADJ +# define NTP_SYSCALL_ADJ 236 +# endif +#endif /* NTP_SYSCALLS_STD */ + +#ifdef HAVE_RTPRIO +# define HAVE_NO_NICE +#else +# ifdef HAVE_SETPRIORITY +# define HAVE_BSD_NICE +# else +# ifdef HAVE_NICE +# define HAVE_ATT_NICE +# endif +# endif +#endif + +#if !defined(HAVE_ATT_NICE) \ + && !defined(HAVE_BSD_NICE) \ + && !defined(HAVE_NO_NICE) \ + && !defined(SYS_WINNT) +#include "ERROR: You must define one of the HAVE_xx_NICE defines!" +#endif + +/* + * use only one tty model - no use in initialising + * a tty in three ways + * HAVE_TERMIOS is preferred over HAVE_SYSV_TTYS over HAVE_BSD_TTYS + */ + +#ifdef HAVE_TERMIOS_H +# define HAVE_TERMIOS +#else +# ifdef HAVE_TERMIO_H +# define HAVE_SYSV_TTYS +# else +# ifdef HAVE_SGTTY_H +# define HAVE_BSD_TTYS +# endif +# endif +#endif + +#ifdef HAVE_TERMIOS +# undef HAVE_BSD_TTYS +# undef HAVE_SYSV_TTYS +#endif + +#ifdef HAVE_SYSV_TTYS +# undef HAVE_BSD_TTYS +#endif + +#if !defined(SYS_WINNT) && !defined(VMS) && !defined(SYS_VXWORKS) +# if !defined(HAVE_SYSV_TTYS) \ + && !defined(HAVE_BSD_TTYS) \ + && !defined(HAVE_TERMIOS) +#include "ERROR: no tty type defined!" +# endif +#endif /* SYS_WINNT || VMS || SYS_VXWORKS*/ + +#ifdef WORDS_BIGENDIAN +# define XNTP_BIG_ENDIAN 1 +#else +# define XNTP_LITTLE_ENDIAN 1 +#endif + +/* + * Byte order woes. The DES code is sensitive to byte order. This + * used to be resolved by calling ntohl() and htonl() to swap things + * around, but this turned out to be quite costly on Vaxes where those + * things are actual functions. The code now straightens out byte + * order troubles on its own, with no performance penalty for little + * end first machines, but at great expense to cleanliness. + */ +#if !defined(XNTP_BIG_ENDIAN) && !defined(XNTP_LITTLE_ENDIAN) + /* + * Pick one or the other. + */ + BYTE_ORDER_NOT_DEFINED_FOR_AUTHENTICATION +#endif + +#if defined(XNTP_BIG_ENDIAN) && defined(XNTP_LITTLE_ENDIAN) + /* + * Pick one or the other. + */ + BYTE_ORDER_NOT_DEFINED_FOR_AUTHENTICATION +#endif + +#endif /* __ntp_machine */ |
