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/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * ATM Lan Emulation Daemon driver interface * * Marko Kiiskila <mkiiskila@yahoo.com> */ #ifndef _ATMLEC_H_ #define _ATMLEC_H_ #include <linux/atmapi.h> #include <linux/atmioc.h> #include <linux/atm.h> #include <linux/if_ether.h> #include <linux/types.h> /* ATM lec daemon control socket */ #define ATMLEC_CTRL _IO('a', ATMIOC_LANE) #define ATMLEC_DATA _IO('a', ATMIOC_LANE+1) #define ATMLEC_MCAST _IO('a', ATMIOC_LANE+2) /* Maximum number of LEC interfaces (tweakable) */ #define MAX_LEC_ITF 48 typedef enum { l_set_mac_addr, l_del_mac_addr, l_svc_setup, l_addr_delete, l_topology_change, l_flush_complete, l_arp_update, l_narp_req, /* LANE2 mandates the use of this */ l_config, l_flush_tran_id, l_set_lecid, l_arp_xmt, l_rdesc_arp_xmt, l_associate_req, l_should_bridge /* should we bridge this MAC? */ } atmlec_msg_type; #define ATMLEC_MSG_TYPE_MAX l_should_bridge struct atmlec_config_msg { unsigned int maximum_unknown_frame_count; unsigned int max_unknown_frame_time; unsigned short max_retry_count; unsigned int aging_time; unsigned int forward_delay_time; unsigned int arp_response_time; unsigned int flush_timeout; unsigned int path_switching_delay; unsigned int lane_version; /* LANE2: 1 for LANEv1, 2 for LANEv2 */ int mtu; int is_proxy; }; struct atmlec_msg { atmlec_msg_type type; int sizeoftlvs; /* LANE2: if != 0, tlvs follow */ union { struct { unsigned char mac_addr[ETH_ALEN]; unsigned char atm_addr[ATM_ESA_LEN]; unsigned int flag; /* * Topology_change flag, * remoteflag, permanent flag, * lecid, transaction id */ unsigned int targetless_le_arp; /* LANE2 */ unsigned int no_source_le_narp; /* LANE2 */ } normal; struct atmlec_config_msg config; struct { __u16 lec_id; /* requestor lec_id */ __u32 tran_id; /* transaction id */ unsigned char mac_addr[ETH_ALEN]; /* dst mac addr */ unsigned char atm_addr[ATM_ESA_LEN]; /* reqestor ATM addr */ } proxy; /* * For mapping LE_ARP requests to responses. Filled by * zeppelin, returned by kernel. Used only when proxying */ } content; } __ATM_API_ALIGN; struct atmlec_ioc { int dev_num; unsigned char atm_addr[ATM_ESA_LEN]; unsigned char receive; /* 1= receive vcc, 0 = send vcc */ }; #endif /* _ATMLEC_H_ */