diplodocus.org Git - nmh/blob - h/vmhsbr.h

   1
   2 /*
   3  * vmhsbr.h -- definitions for the vmh protocol
   4  */
   5
   6 #define RC_VRSN 1
   7
   8 /* flags for rh_type */
   9 #define RC_INI  0x01            /* must be greater than OK */
  10 #define RC_ACK  0x02
  11 #define RC_ERR  0x03
  12 #define RC_CMD  0x04
  13 #define RC_QRY  0x05
  14 #define RC_TTY  0x06
  15 #define RC_WIN  0x07
  16 #define RC_DATA 0x08
  17 #define RC_EOF  0x09
  18 #define RC_FIN  0x0a
  19 #define RC_XXX  0x0b
  20
  21 struct record {
  22     struct rcheader {
  23         char rh_type;           /* type of record   */
  24         int  rh_len;            /* length of data   */
  25     } rc_header;
  26     char *rc_data;              /* extensible array */
  27 };
  28
  29 #define rc_head(rc)     (&rc->rc_header)
  30 #define RHSIZE(rc)      (sizeof rc->rc_header)
  31 #define rc_type         rc_header.rh_type
  32 #define rc_len          rc_header.rh_len
  33
  34 #define initrc(rc) rc->rc_data = NULL
  35
  36 /*
  37  * prototypes
  38  */
  39 int rcinit (int, int);
  40 int rcdone (void);
  41 int rc2rc (char, int, char *, struct record *);
  42 int str2rc (char, char *, struct record *);
  43 int peer2rc (struct record *);
  44 int rc2peer (char, int, char *);
  45 int str2peer (char, char *);
  46 int fmt2peer (char, char *, ...);
  47 int err2peer (char, char *, char *, ...);
  48 int verr2peer (char, char *, char *, va_list);
  49