atmsvc.h
上传用户:jlfgdled
上传日期:2013-04-10
资源大小:33168k
文件大小:2k
- /* atmsvc.h - ATM signaling kernel-demon interface definitions */
-
- /* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */
-
- #ifndef _LINUX_ATMSVC_H
- #define _LINUX_ATMSVC_H
- #include <linux/atmapi.h>
- #include <linux/atm.h>
- #include <linux/atmioc.h>
- #define ATMSIGD_CTRL _IO('a',ATMIOC_SPECIAL)
- /* become ATM signaling demon control socket */
- enum atmsvc_msg_type { as_catch_null,as_bind,as_connect,as_accept,as_reject,
- as_listen,as_okay,as_error,as_indicate,as_close,as_itf_notify,
- as_modify,as_identify,as_terminate };
- struct atmsvc_msg {
- enum atmsvc_msg_type type;
- atm_kptr_t vcc;
- atm_kptr_t listen_vcc; /* indicate */
- int reply; /* for okay and close: */
- /* < 0: error before active */
- /* (sigd has discarded ctx) */
- /* ==0: success */
- /* > 0: error when active (still */
- /* need to close) */
- struct sockaddr_atmpvc pvc; /* indicate, okay (connect) */
- struct sockaddr_atmsvc local; /* local SVC address */
- struct atm_qos qos; /* QOS parameters */
- struct atm_sap sap; /* SAP */
- unsigned int session; /* for p2pm */
- struct sockaddr_atmsvc svc; /* SVC address */
- } __ATM_API_ALIGN;
- /*
- * Message contents: see ftp://icaftp.epfl.ch/pub/linux/atm/docs/isp-*.tar.gz
- */
- /*
- * Some policy stuff for atmsigd and for net/atm/svc.c. Both have to agree on
- * what PCR is used to request bandwidth from the device driver. net/atm/svc.c
- * tries to do better than that, but only if there's no routing decision (i.e.
- * if signaling only uses one ATM interface).
- */
- #define SELECT_TOP_PCR(tp) ((tp).pcr ? (tp).pcr :
- (tp).max_pcr && (tp).max_pcr != ATM_MAX_PCR ? (tp).max_pcr :
- (tp).min_pcr ? (tp).min_pcr : ATM_MAX_PCR)
- #endif