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편집 파일: atmsvc.h

/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* 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, as_addparty, as_dropparty }; 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