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

   1
   2 /*
   3  * vmhsbr.h -- definitions for the vmh protocol
   4  *
   5  * $Id$
   6  */
   7
   8 #define RC_VRSN 1
   9
  10 /* flags for rh_type */
  11 #define RC_INI  0x01            /* must be greater than OK */
  12 #define RC_ACK  0x02
  13 #define RC_ERR  0x03
  14 #define RC_CMD  0x04
  15 #define RC_QRY  0x05
  16 #define RC_TTY  0x06
  17 #define RC_WIN  0x07
  18 #define RC_DATA 0x08
  19 #define RC_EOF  0x09
  20 #define RC_FIN  0x0a
  21 #define RC_XXX  0x0b
  22
  23 struct record {
  24     struct rcheader {
  25         char rh_type;           /* type of record   */
  26         int  rh_len;            /* length of data   */
  27     } rc_header;
  28     char *rc_data;              /* extensible array */
  29 };
  30
  31 #define rc_head(rc)     (&rc->rc_header)
  32 #define RHSIZE(rc)      (sizeof rc->rc_header)
  33 #define rc_type         rc_header.rh_type
  34 #define rc_len          rc_header.rh_len
  35
  36 #define initrc(rc) rc->rc_data = NULL
  37
  38 /*
  39  * prototypes
  40  */
  41 int rcinit (int, int);
  42 int rcdone (void);
  43 int rc2rc (char, int, char *, struct record *);
  44 int str2rc (char, char *, struct record *);
  45 int peer2rc (struct record *);
  46 int rc2peer (char, int, char *);
  47 int str2peer (char, char *);
  48 int fmt2peer (char, char *, ...);
  49 int err2peer (char, char *, char *, ...);
  50 int verr2peer (char, char *, char *, va_list);
  51