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