sys/src/cmd/disk/kfs/9p1.h

   1 #define DIRREC          116             /* size of a directory ascii record */
   2 #define ERRREC          64              /* size of a error record */
   3 #define MAXMSG          160     /* max header sans data */
   4
   5 typedef struct  Oldfcall        Oldfcall;
   6
   7 struct  Oldfcall
   8 {
   9         char    type;
  10         ushort  fid;
  11         short   err;
  12         short   tag;
  13         union
  14         {
  15                 struct
  16                 {
  17                         short   uid;            /* T-Userstr */
  18                         short   oldtag;         /* T-nFlush */
  19                         Qid9p1  qid;            /* R-Attach, R-Clwalk, R-Walk,
  20                                                  * R-Open, R-Create */
  21                         char    rauth[AUTHENTLEN];      /* R-attach */
  22                 };
  23                 struct
  24                 {
  25                         char    uname[NAMELEN]; /* T-nAttach */
  26                         char    aname[NAMELEN]; /* T-nAttach */
  27                         char    ticket[TICKETLEN];      /* T-attach */
  28                         char    auth[AUTHENTLEN];       /* T-attach */
  29                 };
  30                 struct
  31                 {
  32                         char    ename[ERRREC];  /* R-nError */
  33                         char    chal[CHALLEN];  /* T-session, R-session */
  34                         char    authid[NAMELEN];        /* R-session */
  35                         char    authdom[DOMLEN];        /* R-session */
  36                 };
  37                 struct
  38                 {
  39                         char    name[NAMELEN];  /* T-Walk, T-Clwalk, T-Create, T-Remove */
  40                         long    perm;           /* T-Create */
  41                         ushort  newfid;         /* T-Clone, T-Clwalk */
  42                         char    mode;           /* T-Create, T-Open */
  43                 };
  44                 struct
  45                 {
  46                         long    offset;         /* T-Read, T-Write */
  47                         long    count;          /* T-Read, T-Write, R-Read */
  48                         char*   data;           /* T-Write, R-Read */
  49                 };
  50                 struct
  51                 {
  52                         char    stat[DIRREC];   /* T-Wstat, R-Stat */
  53                 };
  54         };
  55 };
  56
  57 /*
  58  * P9 protocol message types
  59  */
  60 enum
  61 {
  62         Tnop9p1 =               50,
  63         Rnop9p1,
  64         Tosession9p1 =  52,
  65         Rosession9p1,
  66         Terror9p1 =     54,     /* illegal */
  67         Rerror9p1,
  68         Tflush9p1 =     56,
  69         Rflush9p1,
  70         Toattach9p1 =   58,
  71         Roattach9p1,
  72         Tclone9p1 =     60,
  73         Rclone9p1,
  74         Twalk9p1 =              62,
  75         Rwalk9p1,
  76         Topen9p1 =              64,
  77         Ropen9p1,
  78         Tcreate9p1 =    66,
  79         Rcreate9p1,
  80         Tread9p1 =              68,
  81         Rread9p1,
  82         Twrite9p1 =     70,
  83         Rwrite9p1,
  84         Tclunk9p1 =     72,
  85         Rclunk9p1,
  86         Tremove9p1 =    74,
  87         Rremove9p1,
  88         Tstat9p1 =              76,
  89         Rstat9p1,
  90         Twstat9p1 =     78,
  91         Rwstat9p1,
  92         Tclwalk9p1 =    80,
  93         Rclwalk9p1,
  94         Tauth9p1 =              82,     /* illegal */
  95         Rauth9p1,                       /* illegal */
  96         Tsession9p1 =   84,
  97         Rsession9p1,
  98         Tattach9p1 =    86,
  99         Rattach9p1,
 100
 101         MAXSYSCALL
 102 };
 103
 104 int     convD2M9p1(Dentry*, char*);
 105 int     convM2D9p1(char*, Dentry*);
 106 int     convM2S9p1(uchar*, Oldfcall*, int);
 107 int     convS2M9p1(Oldfcall*, uchar*);
 108 void    fcall9p1(Chan*, Oldfcall*, Oldfcall*);
 109 int     authorize(Chan*, Oldfcall*, Oldfcall*);
 110
 111 void    (*call9p1[MAXSYSCALL])(Chan*, Oldfcall*, Oldfcall*);
 112
 113 extern Nvrsafe nvr;