sys/src/ape/lib/ap/plan9/fcall.h

   1 typedef struct  Fcall   Fcall;
   2
   3 /* see /sys/include/auth.h */
   4 enum
   5 {
   6         DOMLEN=         48,             /* length of an authentication domain name */
   7         DESKEYLEN=      7,              /* length of a des key for encrypt/decrypt */
   8         CHALLEN=        8,              /* length of a challenge */
   9         NETCHLEN=       16,             /* max network challenge length */
  10         CONFIGLEN=      14,
  11
  12         KEYDBLEN=       NAMELEN+DESKEYLEN+4+2
  13 };
  14 #define TICKETLEN       (CHALLEN+2*NAMELEN+DESKEYLEN+1)
  15 #define AUTHENTLEN      (CHALLEN+4+1)
  16
  17 struct  Fcall
  18 {
  19         char    type;
  20         short   fid;
  21         unsigned short  tag;
  22         union
  23         {
  24                 struct
  25                 {
  26                         unsigned short  oldtag;         /* T-Flush */
  27                         Qid     qid;            /* R-Attach, R-Walk, R-Open, R-Create */
  28                         char    rauth[AUTHENTLEN];      /* Rattach */
  29                 };
  30                 struct
  31                 {
  32                         char    uname[NAMELEN]; /* T-Attach */
  33                         char    aname[NAMELEN]; /* T-Attach */
  34                         char    ticket[TICKETLEN];      /* T-Attach */
  35                         char    auth[AUTHENTLEN];/* T-Attach */
  36                 };
  37                 struct
  38                 {
  39                         char    ename[ERRLEN];  /* R-Error */
  40                         char    authid[NAMELEN];        /* R-session */
  41                         char    authdom[DOMLEN];        /* R-session */
  42                         char    chal[CHALLEN];          /* T-session/R-session */
  43                 };
  44                 struct
  45                 {
  46                         long    perm;           /* T-Create */
  47                         short   newfid;         /* T-Clone, T-Clwalk */
  48                         char    name[NAMELEN];  /* T-Walk, T-Clwalk, T-Create */
  49                         char    mode;           /* T-Create, T-Open */
  50                 };
  51                 struct
  52                 {
  53                         long    offset;         /* T-Read, T-Write */
  54                         long    count;          /* T-Read, T-Write, R-Read */
  55                         char    *data;          /* T-Write, R-Read */
  56                 };
  57                 struct
  58                 {
  59                         char    stat[DIRLEN];   /* T-Wstat, R-Stat */
  60                 };
  61         };
  62 };
  63
  64 #define MAXFDATA        8192
  65 #define MAXMSG          160     /* max header sans data */
  66 #define NOTAG           0xFFFF  /* Dummy tag */
  67
  68 enum
  69 {
  70         Tmux =          48,
  71         Rmux,                   /* illegal */
  72         Tnop =          50,
  73         Rnop,
  74         Tosession =     52,     /* illegal */
  75         Rosession,              /* illegal */
  76         Terror =        54,     /* illegal */
  77         Rerror,
  78         Tflush =        56,
  79         Rflush,
  80         Toattach =      58,     /* illegal */
  81         Roattach,               /* illegal */
  82         Tclone =        60,
  83         Rclone,
  84         Twalk =         62,
  85         Rwalk,
  86         Topen =         64,
  87         Ropen,
  88         Tcreate =       66,
  89         Rcreate,
  90         Tread =         68,
  91         Rread,
  92         Twrite =        70,
  93         Rwrite,
  94         Tclunk =        72,
  95         Rclunk,
  96         Tremove =       74,
  97         Rremove,
  98         Tstat =         76,
  99         Rstat,
 100         Twstat =        78,
 101         Rwstat,
 102         Tclwalk =       80,
 103         Rclwalk,
 104         Tauth =         82,     /* illegal */
 105         Rauth,                  /* illegal */
 106         Tsession =      84,
 107         Rsession,
 108         Tattach =       86,
 109         Rattach,
 110 };
 111
 112 int     convM2S(char*, Fcall*, int);
 113 int     convS2M(Fcall*, char*);
 114
 115 int     convM2D(char*, Dir*);
 116 int     convD2M(Dir*, char*);
 117
 118 char*   getS(int, char*, Fcall*, long*);