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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 422 | giacomo | 1 | /* atm_tcp.h - Driver-specific declarations of the ATMTCP driver (for use by |
| 2 | driver-specific utilities) */ |
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| 3 | |||
| 4 | /* Written 1997-2000 by Werner Almesberger, EPFL LRC/ICA */ |
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| 5 | |||
| 6 | |||
| 7 | #ifndef LINUX_ATM_TCP_H |
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| 8 | #define LINUX_ATM_TCP_H |
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| 9 | |||
| 10 | #include <linux/atmapi.h> |
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| 11 | |||
| 12 | #ifdef __KERNEL__ |
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| 13 | #include <linux/types.h> |
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| 14 | #endif |
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| 15 | #include <linux/atmioc.h> |
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| 16 | |||
| 17 | |||
| 18 | /* |
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| 19 | * All values in struct atmtcp_hdr are in network byte order |
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| 20 | */ |
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| 21 | |||
| 22 | struct atmtcp_hdr { |
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| 23 | uint16_t vpi; |
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| 24 | uint16_t vci; |
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| 25 | uint32_t length; /* ... of data part */ |
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| 26 | }; |
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| 27 | |||
| 28 | /* |
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| 29 | * All values in struct atmtcp_command are in host byte order |
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| 30 | */ |
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| 31 | |||
| 32 | #define ATMTCP_HDR_MAGIC (~0) /* this length indicates a command */ |
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| 33 | #define ATMTCP_CTRL_OPEN 1 /* request/reply */ |
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| 34 | #define ATMTCP_CTRL_CLOSE 2 /* request/reply */ |
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| 35 | |||
| 36 | struct atmtcp_control { |
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| 37 | struct atmtcp_hdr hdr; /* must be first */ |
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| 38 | int type; /* message type; both directions */ |
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| 39 | atm_kptr_t vcc; /* both directions */ |
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| 40 | struct sockaddr_atmpvc addr; /* suggested value from kernel */ |
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| 41 | struct atm_qos qos; /* both directions */ |
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| 42 | int result; /* to kernel only */ |
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| 43 | } __ATM_API_ALIGN; |
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| 44 | |||
| 45 | /* |
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| 46 | * Field usage: |
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| 47 | * Messge type dir. hdr.v?i type addr qos vcc result |
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| 48 | * ----------- ---- ------- ---- ---- --- --- ------ |
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| 49 | * OPEN K->D Y Y Y Y Y 0 |
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| 50 | * OPEN D->K - Y Y Y Y Y |
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| 51 | * CLOSE K->D - - Y - Y 0 |
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| 52 | * CLOSE D->K - - - - Y Y |
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| 53 | */ |
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| 54 | |||
| 55 | #define SIOCSIFATMTCP _IO('a',ATMIOC_ITF) /* set ATMTCP mode */ |
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| 56 | #define ATMTCP_CREATE _IO('a',ATMIOC_ITF+14) /* create persistent ATMTCP |
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| 57 | interface */ |
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| 58 | #define ATMTCP_REMOVE _IO('a',ATMIOC_ITF+15) /* destroy persistent ATMTCP |
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| 59 | interface */ |
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| 60 | |||
| 61 | |||
| 62 | #ifdef __KERNEL__ |
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| 63 | |||
| 64 | struct atm_tcp_ops { |
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| 65 | int (*attach)(struct atm_vcc *vcc,int itf); |
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| 66 | int (*create_persistent)(int itf); |
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| 67 | int (*remove_persistent)(int itf); |
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| 68 | struct module *owner; |
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| 69 | }; |
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| 70 | |||
| 71 | extern struct atm_tcp_ops atm_tcp_ops; |
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| 72 | |||
| 73 | #endif |
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| 74 | |||
| 75 | #endif |