| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame^] | 1 | /* |
| 2 | * These are the public elements of the Linux kernel X.25 implementation. |
| 3 | * |
| 4 | * History |
| 5 | * mar/20/00 Daniela Squassoni Disabling/enabling of facilities |
| 6 | * negotiation. |
| 7 | */ |
| 8 | |
| 9 | #ifndef X25_KERNEL_H |
| 10 | #define X25_KERNEL_H |
| 11 | |
| 12 | #define SIOCX25GSUBSCRIP (SIOCPROTOPRIVATE + 0) |
| 13 | #define SIOCX25SSUBSCRIP (SIOCPROTOPRIVATE + 1) |
| 14 | #define SIOCX25GFACILITIES (SIOCPROTOPRIVATE + 2) |
| 15 | #define SIOCX25SFACILITIES (SIOCPROTOPRIVATE + 3) |
| 16 | #define SIOCX25GCALLUSERDATA (SIOCPROTOPRIVATE + 4) |
| 17 | #define SIOCX25SCALLUSERDATA (SIOCPROTOPRIVATE + 5) |
| 18 | #define SIOCX25GCAUSEDIAG (SIOCPROTOPRIVATE + 6) |
| 19 | |
| 20 | /* |
| 21 | * Values for {get,set}sockopt. |
| 22 | */ |
| 23 | #define X25_QBITINCL 1 |
| 24 | |
| 25 | /* |
| 26 | * X.25 Packet Size values. |
| 27 | */ |
| 28 | #define X25_PS16 4 |
| 29 | #define X25_PS32 5 |
| 30 | #define X25_PS64 6 |
| 31 | #define X25_PS128 7 |
| 32 | #define X25_PS256 8 |
| 33 | #define X25_PS512 9 |
| 34 | #define X25_PS1024 10 |
| 35 | #define X25_PS2048 11 |
| 36 | #define X25_PS4096 12 |
| 37 | |
| 38 | /* |
| 39 | * An X.121 address, it is held as ASCII text, null terminated, up to 15 |
| 40 | * digits and a null terminator. |
| 41 | */ |
| 42 | struct x25_address { |
| 43 | char x25_addr[16]; |
| 44 | }; |
| 45 | |
| 46 | /* |
| 47 | * Linux X.25 Address structure, used for bind, and connect mostly. |
| 48 | */ |
| 49 | struct sockaddr_x25 { |
| 50 | sa_family_t sx25_family; /* Must be AF_X25 */ |
| 51 | struct x25_address sx25_addr; /* X.121 Address */ |
| 52 | }; |
| 53 | |
| 54 | /* |
| 55 | * DTE/DCE subscription options. |
| 56 | * |
| 57 | * As this is missing lots of options, user should expect major |
| 58 | * changes of this structure in 2.5.x which might break compatibilty. |
| 59 | * The somewhat ugly dimension 200-sizeof() is needed to maintain |
| 60 | * backward compatibility. |
| 61 | */ |
| 62 | struct x25_subscrip_struct { |
| 63 | char device[200-sizeof(unsigned long)]; |
| 64 | unsigned long global_facil_mask; /* 0 to disable negotiation */ |
| 65 | unsigned int extended; |
| 66 | }; |
| 67 | |
| 68 | /* values for above global_facil_mask */ |
| 69 | |
| 70 | #define X25_MASK_REVERSE 0x01 |
| 71 | #define X25_MASK_THROUGHPUT 0x02 |
| 72 | #define X25_MASK_PACKET_SIZE 0x04 |
| 73 | #define X25_MASK_WINDOW_SIZE 0x08 |
| 74 | |
| 75 | |
| 76 | |
| 77 | /* |
| 78 | * Routing table control structure. |
| 79 | */ |
| 80 | struct x25_route_struct { |
| 81 | struct x25_address address; |
| 82 | unsigned int sigdigits; |
| 83 | char device[200]; |
| 84 | }; |
| 85 | |
| 86 | /* |
| 87 | * Facilities structure. |
| 88 | */ |
| 89 | struct x25_facilities { |
| 90 | unsigned int winsize_in, winsize_out; |
| 91 | unsigned int pacsize_in, pacsize_out; |
| 92 | unsigned int throughput; |
| 93 | unsigned int reverse; |
| 94 | }; |
| 95 | |
| 96 | /* |
| 97 | * Call User Data structure. |
| 98 | */ |
| 99 | struct x25_calluserdata { |
| 100 | unsigned int cudlength; |
| 101 | unsigned char cuddata[128]; |
| 102 | }; |
| 103 | |
| 104 | /* |
| 105 | * Call clearing Cause and Diagnostic structure. |
| 106 | */ |
| 107 | struct x25_causediag { |
| 108 | unsigned char cause; |
| 109 | unsigned char diagnostic; |
| 110 | }; |
| 111 | |
| 112 | #endif |