1 /* 2 * Written by Eivind Eklund <eivind@yes.no> 3 * for Yes Interactive 4 * 5 * Copyright (C) 1998, Yes Interactive. All rights reserved. 6 * 7 * Redistribution and use in any form is permitted. Redistribution in 8 * source form should include the above copyright and this set of 9 * conditions, because large sections american law seems to have been 10 * created by a bunch of jerks on drugs that are now illegal, forcing 11 * me to include this copyright-stuff instead of placing this in the 12 * public domain. The name of of 'Yes Interactive' or 'Eivind Eklund' 13 * may not be used to endorse or promote products derived from this 14 * software without specific prior written permission. 15 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED 17 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. 18 * 19 * $Id: physical.h,v 1.4 1998/08/25 17:48:43 brian Exp $ 20 * 21 */ 22 23 struct bundle; 24 25 struct physical { 26 struct link link; 27 struct descriptor desc; 28 int type; /* What sort of PHYS_* link are we ? */ 29 struct async async; /* Our async state */ 30 struct hdlc hdlc; /* Our hdlc state */ 31 int fd; /* File descriptor for this device */ 32 int mbits; /* Current DCD status */ 33 unsigned isatty : 1; 34 struct mbuf *out; /* mbuf that suffered a short write */ 35 int connect_count; 36 struct datalink *dl; /* my owner */ 37 38 struct { 39 char full[40]; 40 char *base; 41 } name; 42 43 unsigned Utmp : 1; /* Are we in utmp ? */ 44 pid_t session_owner; /* HUP this when closing the link */ 45 46 /* XXX-ML Most of the below is device specific, and probably do not 47 belong in the generic physical struct. It comes from modem.c. */ 48 49 struct { 50 unsigned rts_cts : 1; /* Is rts/cts enabled? */ 51 unsigned parity; /* What parity is enabled? (TTY flags) */ 52 unsigned speed; /* Modem speed */ 53 char devlist[LINE_LEN]; /* Comma-separated list of devices */ 54 } cfg; 55 56 struct termios ios; /* To be able to reset from raw mode */ 57 58 struct pppTimer Timer; /* CD checks */ 59 }; 60 61 #define field2phys(fp, name) \ 62 ((struct physical *)((char *)fp - (int)(&((struct physical *)0)->name))) 63 64 #define link2physical(l) \ 65 ((l)->type == PHYSICAL_LINK ? field2phys(l, link) : NULL) 66 67 #define descriptor2physical(d) \ 68 ((d)->type == PHYSICAL_DESCRIPTOR ? field2phys(d, desc) : NULL) 69 70 extern int physical_GetFD(struct physical *); 71 extern int physical_IsSync(struct physical *); 72 extern const char *physical_GetDevice(struct physical *); 73 extern void physical_SetDeviceList(struct physical *, int, const char *const *); 74 extern int physical_SetSpeed(struct physical *, int); 75 76 /* 77 * XXX-ML I'm not certain this is the right way to handle this, but we 78 * can solve that later. 79 */ 80 extern void physical_SetSync(struct physical *); 81 82 /* 83 * Can this be set? (Might not be a relevant attribute for this 84 * device, for instance) 85 */ 86 extern int physical_SetRtsCts(struct physical *, int); 87 88 extern ssize_t physical_Read(struct physical *, void *, size_t); 89 extern ssize_t physical_Write(struct physical *, const void *, size_t); 90 extern int physical_UpdateSet(struct descriptor *, fd_set *, fd_set *, 91 fd_set *, int *, int); 92 extern int physical_IsSet(struct descriptor *, const fd_set *); 93 extern void physical_Login(struct physical *, const char *); 94 extern void physical_Logout(struct physical *); 95 extern int physical_RemoveFromSet(struct physical *, fd_set *, fd_set *, 96 fd_set *); 97 extern int physical_SetMode(struct physical *, int); 98 extern void physical_DeleteQueue(struct physical *); 99