1*6f52b16cSGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2607ca46eSDavid Howells /* atmsvc.h - ATM signaling kernel-demon interface definitions */ 3607ca46eSDavid Howells 4607ca46eSDavid Howells /* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */ 5607ca46eSDavid Howells 6607ca46eSDavid Howells 7607ca46eSDavid Howells #ifndef _LINUX_ATMSVC_H 8607ca46eSDavid Howells #define _LINUX_ATMSVC_H 9607ca46eSDavid Howells 10607ca46eSDavid Howells #include <linux/atmapi.h> 11607ca46eSDavid Howells #include <linux/atm.h> 12607ca46eSDavid Howells #include <linux/atmioc.h> 13607ca46eSDavid Howells 14607ca46eSDavid Howells 15607ca46eSDavid Howells #define ATMSIGD_CTRL _IO('a',ATMIOC_SPECIAL) 16607ca46eSDavid Howells /* become ATM signaling demon control socket */ 17607ca46eSDavid Howells 18607ca46eSDavid Howells enum atmsvc_msg_type { as_catch_null, as_bind, as_connect, as_accept, as_reject, 19607ca46eSDavid Howells as_listen, as_okay, as_error, as_indicate, as_close, 20607ca46eSDavid Howells as_itf_notify, as_modify, as_identify, as_terminate, 21607ca46eSDavid Howells as_addparty, as_dropparty }; 22607ca46eSDavid Howells 23607ca46eSDavid Howells struct atmsvc_msg { 24607ca46eSDavid Howells enum atmsvc_msg_type type; 25607ca46eSDavid Howells atm_kptr_t vcc; 26607ca46eSDavid Howells atm_kptr_t listen_vcc; /* indicate */ 27607ca46eSDavid Howells int reply; /* for okay and close: */ 28607ca46eSDavid Howells /* < 0: error before active */ 29607ca46eSDavid Howells /* (sigd has discarded ctx) */ 30607ca46eSDavid Howells /* ==0: success */ 31607ca46eSDavid Howells /* > 0: error when active (still */ 32607ca46eSDavid Howells /* need to close) */ 33607ca46eSDavid Howells struct sockaddr_atmpvc pvc; /* indicate, okay (connect) */ 34607ca46eSDavid Howells struct sockaddr_atmsvc local; /* local SVC address */ 35607ca46eSDavid Howells struct atm_qos qos; /* QOS parameters */ 36607ca46eSDavid Howells struct atm_sap sap; /* SAP */ 37607ca46eSDavid Howells unsigned int session; /* for p2pm */ 38607ca46eSDavid Howells struct sockaddr_atmsvc svc; /* SVC address */ 39607ca46eSDavid Howells } __ATM_API_ALIGN; 40607ca46eSDavid Howells 41607ca46eSDavid Howells /* 42607ca46eSDavid Howells * Message contents: see ftp://icaftp.epfl.ch/pub/linux/atm/docs/isp-*.tar.gz 43607ca46eSDavid Howells */ 44607ca46eSDavid Howells 45607ca46eSDavid Howells /* 46607ca46eSDavid Howells * Some policy stuff for atmsigd and for net/atm/svc.c. Both have to agree on 47607ca46eSDavid Howells * what PCR is used to request bandwidth from the device driver. net/atm/svc.c 48607ca46eSDavid Howells * tries to do better than that, but only if there's no routing decision (i.e. 49607ca46eSDavid Howells * if signaling only uses one ATM interface). 50607ca46eSDavid Howells */ 51607ca46eSDavid Howells 52607ca46eSDavid Howells #define SELECT_TOP_PCR(tp) ((tp).pcr ? (tp).pcr : \ 53607ca46eSDavid Howells (tp).max_pcr && (tp).max_pcr != ATM_MAX_PCR ? (tp).max_pcr : \ 54607ca46eSDavid Howells (tp).min_pcr ? (tp).min_pcr : ATM_MAX_PCR) 55607ca46eSDavid Howells 56607ca46eSDavid Howells #endif 57