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Annotation of 3BSD/cmd/net/mach.h, revision 1.1

1.1     ! root        1: /*
        !             2: 
        !             3:        mach.h  -- define machine-dependent things
        !             4: 
        !             5: *** Pre-processor Flags ***
        !             6: 
        !             7: This set of code is controlled by this set of conditional
        !             8: compilation flags:
        !             9: 
        !            10: TESTING                if defined, do not generate tests, etc. which require
        !            11:                super-user status.
        !            12: 
        !            13: OLDTTY         if defined, compile for old 1 character TTY names
        !            14: CCTTY          if defined, compile for CC tty name format
        !            15:                if neither is defined, use v7 ttyname format
        !            16: 
        !            17: PASSWDF                compile in code to handle /etc/passwdf - split passwd files
        !            18: 
        !            19: NEWPROT                use the new protocol, instead of the default protocol
        !            20: 
        !            21: V6             Assume the v6 features insted of the v7 ones.
        !            22: 
        !            23: FUID           use the funny uid's present on Cory and CC
        !            24: ROPTION                The local machine mail program has the magic -r option
        !            25: ROPTION2       The local machine mail program has the magic -r option
        !            26: 
        !            27: HPASSWD                The local machine has the hashed password stuff
        !            28: 
        !            29: SPACCT         under certain circumstances, allow remote login without acct
        !            30: 
        !            31: OLDMAIL                mail is in home-directory/.mail
        !            32: USRMAIL                mail is in /usr/mail/name
        !            33:                (mail is in /usr/spool/mail/name)
        !            34: 
        !            35: CC             Machine is a Computer Center machine
        !            36: NUID           userid (as returned by getuid()) on this machine
        !            37: UID1CHAR       Uses vanila Version6 userid's (only 1 byte for uid)
        !            38: NOEUID         Does not have the geteuid() system call
        !            39: 
        !            40: 
        !            41: The conditonal flags are first defined
        !            42: in "/usr/include/whoami.h" on the local machine.
        !            43: 
        !            44: For "normal" version 6 machines, there is a dummy machine
        !            45: definition for "VANILLA6" which indicates the v6 UNIX options.
        !            46: 
        !            47: For "normal" version 7 machines, there is a dummy machine
        !            48: definition for "VANILLA7" which indicates the v7 UNIX options.
        !            49: */
        !            50: /* be sure to include <stdio.h> before these defns */
        !            51: 
        !            52: # include <whoami.h>
        !            53: 
        !            54: /* note NUID is only used in mmail.c */
        !            55: 
        !            56: # ifdef A
        !            57: # define CC
        !            58: # define LOCAL 'a'
        !            59: # endif
        !            60: 
        !            61: # ifdef B
        !            62: # define CC
        !            63: # define LOCAL 'b'
        !            64: # endif
        !            65: 
        !            66: # ifdef C
        !            67: # define CC
        !            68: # define LOCAL 'c'
        !            69: # endif
        !            70: 
        !            71: # ifdef D
        !            72: # define CC
        !            73: # define LOCAL 'd'
        !            74: # endif
        !            75: 
        !            76: # ifdef E
        !            77: # define CC
        !            78: # define LOCAL 'e'
        !            79: # endif
        !            80: 
        !            81: # ifdef F
        !            82: # define ROPTION2
        !            83: # define LOCAL 'f'
        !            84: # define NUID (501)
        !            85: # define ISVAX
        !            86: # endif
        !            87: 
        !            88: # ifdef ING70
        !            89: # define V6
        !            90: # define OLDTTY
        !            91: # define UID1CHAR
        !            92: # define PASSWDF
        !            93: # define ROPTION2
        !            94: # define MULTNAMS
        !            95: # define FREELPR
        !            96: # define LOCAL 'i'
        !            97: # define NUID (174)
        !            98: /* correct vers. 7 = LOCAL, NUID */
        !            99: # endif
        !           100: 
        !           101: # ifdef INGVAX
        !           102: # define LOCAL 'j'
        !           103: # define NUID (37)
        !           104: # define ROPTION2
        !           105: # define ISVAX
        !           106: # define FREELPR
        !           107: # endif
        !           108: 
        !           109: # ifdef IMAGE
        !           110: # define V6
        !           111: # define OLDTTY
        !           112: # define UID1CHAR
        !           113: # define USRMAIL
        !           114: # define LOCAL 'm'
        !           115: # define NUID (-1)
        !           116: /* correct vers. 7 = LOCAL, NUID */
        !           117: # endif
        !           118: 
        !           119: # ifdef OPTVAX
        !           120: # define LOCAL 'o'
        !           121: # define NUID (-1)
        !           122: # define ISVAX
        !           123: # endif
        !           124: 
        !           125: # ifdef Q
        !           126: # define V6
        !           127: # define OLDTTY
        !           128: # define FUID
        !           129: # define NOEUID
        !           130: # define LOCAL 'q'
        !           131: # define NUID ((11 << 8) | 38)
        !           132: /* correct vers. 7 = LOCAL, NUID */
        !           133: # endif
        !           134: 
        !           135: # ifdef SRC
        !           136: # define V6
        !           137: # define OLDTTY
        !           138: # define FUID
        !           139: # define NOEUID
        !           140: # define SPACCT
        !           141: # define LOCAL 's'
        !           142: # define NUID ((11 << 8) | 38)
        !           143: /* correct vers. 7 = LOCAL, NUID */
        !           144: # endif
        !           145: 
        !           146: # ifdef CSVAX
        !           147: # define ROPTION
        !           148: # define LOCAL 'v'
        !           149: # define NUID (501)
        !           150: # define ISVAX
        !           151: # endif
        !           152: 
        !           153: # ifdef CORY
        !           154: # define LOCAL 'y'
        !           155: # define NUID (10)
        !           156: # define ROPTION
        !           157: # endif
        !           158: 
        !           159: # ifdef EECS40
        !           160: # define V6
        !           161: # define OLDTTY
        !           162: # define USRMAIL
        !           163: # define UID1CHAR
        !           164: # define LOCAL 'z'
        !           165: # define NUID (-1)
        !           166: /* correct vers. 7 = LOCAL, NUID */
        !           167: # endif
        !           168: 
        !           169: /*
        !           170:        the CC V6 machines are all the same.
        !           171:        splitting their type into a separate group will
        !           172:        allow the binary patching program "patchd" to be
        !           173:        used to patch the binaries so the sources can be compiled
        !           174:        on one CC machine and the binaries shipped around
        !           175:        to the other CC machines.
        !           176: */
        !           177: # ifdef CC
        !           178: # define V6
        !           179: # define CCTTY
        !           180: # define PASSWDF
        !           181: # define FUID
        !           182: # define USRMAIL
        !           183: # define SPACCT
        !           184: # define NUID ((217 << 8) | 2)
        !           185: /* correct vers. 7 = LOCAL, NUID, CC */
        !           186: # endif
        !           187: 
        !           188: /* default version 6 options */
        !           189: # ifdef VANILLA6
        !           190: # define V6
        !           191: # define UID1CHAR
        !           192: # define OLDTTY
        !           193: # endif
        !           194: 
        !           195: /* default version 7 options */
        !           196: # ifdef VANILLA7
        !           197: # endif
        !           198: 
        !           199: # ifndef V6
        !           200: # include <sys/param.h>
        !           201: # include <sys/stat.h>
        !           202: # include <sys/dir.h>
        !           203: # include <sys/times.h>
        !           204: /* # include <signal.h> */
        !           205: # include <ctype.h>
        !           206: # include <sgtty.h>
        !           207: # include <errno.h>
        !           208: # include <pwd.h>
        !           209: # include <assert.h>
        !           210: # include <setjmp.h>
        !           211: # define getsize(S)    ((S)->st_size)
        !           212: # define gettime()     (time(0))
        !           213: # define SIG_IGN       1
        !           214: 
        !           215: # else
        !           216: 
        !           217: # define ETXTBSY 26
        !           218: # define S_IREAD 0400
        !           219: # define S_IFMT 060000
        !           220: # define S_IFDIR 0040000
        !           221: # define ANYP 0300
        !           222: # define ECHO 010
        !           223: # define ROOTINO 1
        !           224: # define DIRSIZ 14
        !           225: # define TIOCEXCL 0
        !           226: # define SIGHUP                1
        !           227: # define SIGINT        2
        !           228: # define SIGQUIT       3
        !           229: # define SIGKIL                9
        !           230: # define SIGCLK        14
        !           231: # define SIGTRM        15
        !           232: # define SIG_IGN       1
        !           233: # define ASSERT "Assertion failed: file %s, line %d\n", __FILE__, __LINE__);exit(1);}}
        !           234: # define assert(ex) {if (!(ex)){fprintf(stderr,ASSERT
        !           235: # define isprint(c) (040 <= c && c <= 0176)
        !           236: # define longjmp(a,b) reset()
        !           237: # define setjmp(a) setexit()
        !           238: 
        !           239: struct stat {
        !           240:        int st_dev;
        !           241:        int st_ino;
        !           242:        int st_mode;
        !           243:        char st_nlink:8;
        !           244:        char st_uid:8;
        !           245:        char st_gid:8;
        !           246:        char st_size0;
        !           247:        int st_size1;
        !           248:        int st_addr[8];
        !           249:        long st_atime;
        !           250:        long st_mtime;
        !           251:        };
        !           252: struct direct {
        !           253:        int d_ino;
        !           254:        char d_name[DIRSIZ];
        !           255:        };
        !           256: struct tms {                           /* see times - sect 2 */
        !           257:        int     tms_utime;              /* user time */
        !           258:        int     tms_stime;              /* system time */
        !           259:        long    tms_cutime;             /* user time, children */
        !           260:        long    tms_cstime;             /* system time, children */
        !           261:        };
        !           262: struct sgttyb {
        !           263:        char sg_ispeed;
        !           264:        char sg_ospeed;
        !           265:        char sg_erase;
        !           266:        char sg_kill;
        !           267:        int sg_flags;
        !           268:        };
        !           269: struct passwd { /* see getpwent(3) */
        !           270:        char    *pw_name;
        !           271:        char    *pw_passwd;
        !           272:        int     pw_uid;
        !           273:        int     pw_gid;
        !           274:        int     pw_quota;
        !           275:        char    *pw_comment;
        !           276:        char    *pw_gecos;
        !           277:        char    *pw_dir;
        !           278:        char    *pw_shell;
        !           279:        };
        !           280: typedef int jmp_buf[10];
        !           281: long gettime(), getsize();
        !           282: # endif
        !           283: /* end of non-v7 defns */
        !           284: 
        !           285: # ifdef FUID
        !           286: # define getgid(s) (0)
        !           287: # endif
        !           288: 
        !           289: # ifdef UID1CHAR
        !           290: # define uidmask(S) (S & 0377)
        !           291: # define geteuid() ((getuid()>>8)&0377)
        !           292: # else
        !           293: # define uidmask(S) (S)
        !           294: # endif
        !           295: 
        !           296: # ifdef NOEUID
        !           297: # define geteuid(S) (-1)
        !           298: # endif
        !           299: 
        !           300: # ifdef CCTTY
        !           301: # define ttyname(S) myttyname(S)
        !           302: # endif
        !           303: 
        !           304: # ifdef OLDTTY
        !           305: struct utmp {
        !           306:        char ut_name[8];
        !           307:        char ut_tty;
        !           308:        char ut_fill;
        !           309:        long ut_time;
        !           310:        int  ut_fill1;
        !           311:        };
        !           312: # else
        !           313: # include <utmp.h>
        !           314: # endif
        !           315: 
        !           316: /* functions */
        !           317: 
        !           318: char *hgethome(), *calloc(), *ctime(), *getenv();
        !           319: char *getname(), *getun(), *getlogin();
        !           320: struct passwd *getpwnam(), *getpwuid();
        !           321: long fixuplong(),atol(),time();

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