Aren/haiku
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

start of a header for a beos compatible tty module.

Browse Source 
git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@24899 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
François Revol 2008-04-10 23:29:45 +00:00
parent ef16b3bb76
commit 716bba3eae
1 changed files with 76 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

76
headers/os/drivers/tty/ttylayer.h Normal file
View File

@ -0,0 +1,76 @@
/*
* BeOS R5 compatible TTY module API
*
* Copyright 2008, Haiku Inc. All Rights Reserved.
* Distributed under the terms of the MIT License.
*/
#ifndef _TTY_TTYLAYER_H
#define _TTY_TTYLAYER_H
#include <module.h>
#include <termios.h>
struct ddrover {
};
struct ddomain {
};
typedef bool (*tty_service_func)(struct tty *, struct ddrover *, uint );
struct tty {
uint nopen;
uint flags;
struct ddomain dd;
struct ddomain ddi; // used in interrupt context
pid_t pgid;
struct termios t;
uint iactivity;
bool ibusy;
struct str istr;
struct str rstr;
struct str ostr;
struct winsize wsize;
tty_service_func service;
struct sel *sel;
struct tty *ttysel;
};
struct ttyfile {
struct tty *tty;
uint flags;
bigtime_t vtime;
};
typedef struct tty_module_info tty_module_info;
struct tty_module_info {
// not a real bus manager... no rescan() !
module_info mi;
status_t (*ttyopen)(struct ttyfile *, struct ddrover *, tty_service_func);
status_t (*ttyclose)(struct ttyfile *, struct ddrover *);
status_t (*ttyfree)(struct ttyfile *, struct ddrover *);
status_t (*ttyread)(struct ttyfile *, struct ddrover *, char *, size_t *);
status_t (*ttywrite)(struct ttyfile *, struct ddrover *, const char *, size_t *);
status_t (*ttycontrol)(struct ttyfile *, struct ddrover *, ulong, void *, size_t);
#if 0 /* Dano! */
status_t (*ttyselect)(struct ttyfile *, struct ddrover *, uint8, uint32, selectsync *);
status_t (*ttydeselect)(struct ttyfile *, struct ddrover *, uint8, selectsync *);
#endif
void (*ttyinit)(struct tty *, bool);
void (*ttyilock)(struct tty *, struct ddrover *, bool );
void (*ttyhwsignal)(struct tty *, struct ddrover *, int, bool);
int (*ttyin)(struct tty *, struct ddrover *, int);
int (*ttyout)(struct tty *, struct ddrover *);
struct ddrover *(*ddrstart)(struct ddrover *);
void (*ddrdone)(struct ddrover *);
void (*ddracquire)(struct ddrover *, struct ddomain *);
};
#define B_TTY_MODULE_NAME "bus_managers/tty/v1"
#endif /* _TTY_TTYLAYER_H */