mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-08-28 20:02:17 +00:00
76 lines
1.7 KiB
C
76 lines
1.7 KiB
C
![]() |
/* atm_tcp.h - Driver-specific declarations of the ATMTCP driver (for use by
|
||
|
driver-specific utilities) */
|
||
|
|
||
|
/* Written 1997-2000 by Werner Almesberger, EPFL LRC/ICA */
|
||
|
|
||
|
|
||
|
#ifndef LINUX_ATM_TCP_H
|
||
|
#define LINUX_ATM_TCP_H
|
||
|
|
||
|
#include <linux/atmapi.h>
|
||
|
|
||
|
#ifdef __KERNEL__
|
||
|
#include <linux/types.h>
|
||
|
#endif
|
||
|
#include <linux/atmioc.h>
|
||
|
|
||
|
|
||
|
/*
|
||
|
* All values in struct atmtcp_hdr are in network byte order
|
||
|
*/
|
||
|
|
||
|
struct atmtcp_hdr {
|
||
|
uint16_t vpi;
|
||
|
uint16_t vci;
|
||
|
uint32_t length; /* ... of data part */
|
||
|
};
|
||
|
|
||
|
/*
|
||
|
* All values in struct atmtcp_command are in host byte order
|
||
|
*/
|
||
|
|
||
|
#define ATMTCP_HDR_MAGIC (~0) /* this length indicates a command */
|
||
|
#define ATMTCP_CTRL_OPEN 1 /* request/reply */
|
||
|
#define ATMTCP_CTRL_CLOSE 2 /* request/reply */
|
||
|
|
||
|
struct atmtcp_control {
|
||
|
struct atmtcp_hdr hdr; /* must be first */
|
||
|
int type; /* message type; both directions */
|
||
|
atm_kptr_t vcc; /* both directions */
|
||
|
struct sockaddr_atmpvc addr; /* suggested value from kernel */
|
||
|
struct atm_qos qos; /* both directions */
|
||
|
int result; /* to kernel only */
|
||
|
} __ATM_API_ALIGN;
|
||
|
|
||
|
/*
|
||
|
* Field usage:
|
||
|
* Messge type dir. hdr.v?i type addr qos vcc result
|
||
|
* ----------- ---- ------- ---- ---- --- --- ------
|
||
|
* OPEN K->D Y Y Y Y Y 0
|
||
|
* OPEN D->K - Y Y Y Y Y
|
||
|
* CLOSE K->D - - Y - Y 0
|
||
|
* CLOSE D->K - - - - Y Y
|
||
|
*/
|
||
|
|
||
|
#define SIOCSIFATMTCP _IO('a',ATMIOC_ITF) /* set ATMTCP mode */
|
||
|
#define ATMTCP_CREATE _IO('a',ATMIOC_ITF+14) /* create persistent ATMTCP
|
||
|
interface */
|
||
|
#define ATMTCP_REMOVE _IO('a',ATMIOC_ITF+15) /* destroy persistent ATMTCP
|
||
|
interface */
|
||
|
|
||
|
|
||
|
#ifdef __KERNEL__
|
||
|
|
||
|
struct atm_tcp_ops {
|
||
|
int (*attach)(struct atm_vcc *vcc,int itf);
|
||
|
int (*create_persistent)(int itf);
|
||
|
int (*remove_persistent)(int itf);
|
||
|
struct module *owner;
|
||
|
};
|
||
|
|
||
|
extern struct atm_tcp_ops atm_tcp_ops;
|
||
|
|
||
|
#endif
|
||
|
|
||
|
#endif
|