Rev 422 | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 422 | giacomo | 1 | /* |
| 2 | * |
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| 3 | * ATM Lan Emulation Daemon vs. driver interface |
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| 4 | * |
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| 5 | * carnil@cs.tut.fi |
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| 6 | * |
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| 7 | */ |
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| 8 | |||
| 9 | #ifndef _ATMLEC_H_ |
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| 10 | #define _ATMLEC_H_ |
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| 11 | |||
| 12 | #include <linux/atmapi.h> |
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| 13 | #include <linux/atmioc.h> |
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| 14 | #include <linux/atm.h> |
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| 15 | #include <linux/if_ether.h> |
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| 16 | /* ATM lec daemon control socket */ |
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| 17 | #define ATMLEC_CTRL _IO('a',ATMIOC_LANE) |
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| 18 | #define ATMLEC_DATA _IO('a',ATMIOC_LANE+1) |
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| 19 | #define ATMLEC_MCAST _IO('a',ATMIOC_LANE+2) |
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| 20 | |||
| 21 | /* Maximum number of LEC interfaces (tweakable) */ |
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| 22 | #define MAX_LEC_ITF 48 |
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| 23 | |||
| 24 | /* From the total of MAX_LEC_ITF, last NUM_TR_DEVS are reserved for Token Ring. |
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| 25 | * E.g. if MAX_LEC_ITF = 48 and NUM_TR_DEVS = 8, then lec0-lec39 are for |
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| 26 | * Ethernet ELANs and lec40-lec47 are for Token Ring ELANS. |
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| 27 | */ |
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| 28 | #define NUM_TR_DEVS 8 |
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| 29 | |||
| 30 | typedef enum { |
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| 31 | l_set_mac_addr, l_del_mac_addr, |
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| 32 | l_svc_setup, |
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| 33 | l_addr_delete, l_topology_change, |
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| 34 | l_flush_complete, l_arp_update, |
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| 35 | l_narp_req, /* LANE2 mandates the use of this */ |
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| 36 | l_config, l_flush_tran_id, |
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| 37 | l_set_lecid, l_arp_xmt, |
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| 38 | l_rdesc_arp_xmt, |
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| 39 | l_associate_req, |
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| 40 | l_should_bridge /* should we bridge this MAC? */ |
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| 41 | } atmlec_msg_type; |
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| 42 | |||
| 43 | #define ATMLEC_MSG_TYPE_MAX l_should_bridge |
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| 44 | |||
| 45 | struct atmlec_config_msg { |
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| 46 | unsigned int maximum_unknown_frame_count; |
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| 47 | unsigned int max_unknown_frame_time; |
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| 48 | unsigned short max_retry_count; |
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| 49 | unsigned int aging_time; |
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| 50 | unsigned int forward_delay_time; |
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| 51 | unsigned int arp_response_time; |
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| 52 | unsigned int flush_timeout; |
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| 53 | unsigned int path_switching_delay; |
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| 54 | unsigned int lane_version; /* LANE2: 1 for LANEv1, 2 for LANEv2 */ |
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| 55 | int mtu; |
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| 56 | int is_proxy; |
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| 57 | }; |
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| 58 | |||
| 59 | struct atmlec_msg { |
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| 60 | atmlec_msg_type type; |
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| 61 | int sizeoftlvs; /* LANE2: if != 0, tlvs follow */ |
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| 62 | union { |
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| 63 | struct { |
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| 64 | unsigned char mac_addr[ETH_ALEN]; |
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| 65 | unsigned char atm_addr[ATM_ESA_LEN]; |
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| 66 | unsigned int flag;/* Topology_change flag, |
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| 67 | remoteflag, permanent flag, |
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| 68 | lecid, transaction id */ |
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| 69 | unsigned int targetless_le_arp; /* LANE2 */ |
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| 70 | unsigned int no_source_le_narp; /* LANE2 */ |
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| 71 | } normal; |
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| 72 | struct atmlec_config_msg config; |
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| 73 | struct { |
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| 74 | uint16_t lec_id; /* requestor lec_id */ |
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| 75 | uint32_t tran_id; /* transaction id */ |
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| 76 | unsigned char mac_addr[ETH_ALEN]; /* dst mac addr */ |
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| 77 | unsigned char atm_addr[ATM_ESA_LEN]; /* reqestor ATM addr */ |
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| 78 | } proxy; |
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| 79 | /* For mapping LE_ARP requests to responses. Filled by */ |
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| 80 | } content; /* zeppelin, returned by kernel. Used only when proxying */ |
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| 81 | } __ATM_API_ALIGN; |
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| 82 | |||
| 83 | struct atmlec_ioc { |
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| 84 | int dev_num; |
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| 85 | unsigned char atm_addr[ATM_ESA_LEN]; |
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| 86 | unsigned char receive; /* 1= receive vcc, 0 = send vcc */ |
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| 87 | }; |
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| 88 | #endif /* _ATMLEC_H_ */ |