| | 1 | /* |
| | 2 | * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. |
| | 3 | * |
| | 4 | * @APPLE_LICENSE_HEADER_START@ |
| | 5 | * |
| | 6 | * The contents of this file constitute Original Code as defined in and |
| | 7 | * are subject to the Apple Public Source License Version 1.1 (the |
| | 8 | * "License"). You may not use this file except in compliance with the |
| | 9 | * License. Please obtain a copy of the License at |
| | 10 | * http://www.apple.com/publicsource and read it before using this file. |
| | 11 | * |
| | 12 | * This Original Code and all software distributed under the License are |
| | 13 | * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER |
| | 14 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
| | 15 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, |
| | 16 | * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the |
| | 17 | * License for the specific language governing rights and limitations |
| | 18 | * under the License. |
| | 19 | * |
| | 20 | * @APPLE_LICENSE_HEADER_END@ |
| | 21 | */ |
| | 22 | /* Copyright (c) 1997, 1998 Apple Computer, Inc. All Rights Reserved */ |
| | 23 | /* |
| | 24 | * @(#)if_blue.h 1.1 (MacOSX) 6/10/43 |
| | 25 | * Justin Walker |
| | 26 | * 970520 - First version |
| | 27 | * 980130 - Second version - performance improvements |
| | 28 | */ |
| | 29 | |
| | 30 | #ifndef _IF_BLUE_H |
| | 31 | #define _IF_BLUE_H |
| | 32 | |
| | 33 | #define BLUE_DEBUG 0 |
| | 34 | |
| | 35 | /* |
| | 36 | * Y-adapter filter mechanism. |
| | 37 | * Specifies the Atalk or IP network address of this node. |
| | 38 | * If BF_ALLOC is set and BF_VALID is not, the corresponding |
| | 39 | * protocol type should be captured. |
| | 40 | */ |
| | 41 | struct BlueFilter |
| | 42 | { |
| | 43 | #define IFNAMSIZ 16 |
| | 44 | char ifr_name[IFNAMSIZ]; /* if name, e.g. "en0" */ |
| | 45 | short BF_flags; |
| | 46 | unsigned long BF_address; /* IP address or Atalk Network # */ |
| | 47 | unsigned char BF_node; /* Atalk node # */ |
| | 48 | #ifdef notyet |
| | 49 | struct ifnet *BF_if; /* Destination of "passed" pkts */ |
| | 50 | #endif |
| | 51 | }; |
| | 52 | |
| | 53 | #define BF_ALLOC 0x01 /* Entry in use */ |
| | 54 | #define BF_DEALLOC 0x02 /* Clear matching entry */ |
| | 55 | #define BF_VALID 0x04 /* Address is valid */ |
| | 56 | #define BF_ATALK 0x08 /* Appletalk network address */ |
| | 57 | #define BF_IP 0x10 /* IP network address */ |
| | 58 | |
| | 59 | struct Ystats |
| | 60 | { char YS_name[IFNAMSIZ]; /* if name, e.g. "en0" */ |
| | 61 | struct BlueFilter YS_filter[2]; |
| | 62 | pid_t YS_blue_pid; |
| | 63 | int YS_pkts_up; |
| | 64 | int YS_pkts_out; |
| | 65 | int YS_pkts_looped_r2b; |
| | 66 | int YS_pkts_looped_b2r; |
| | 67 | int YS_no_bufs1; |
| | 68 | int YS_no_bufs2; |
| | 69 | int YS_full_sockbuf; |
| | 70 | }; |
| | 71 | |
| | 72 | struct ifnet_blue |
| | 73 | { struct ifnet ifb_ifn; |
| | 74 | struct socket *ifb_so; |
| | 75 | pid_t blue_pid; |
| | 76 | int sig_to_send; |
| | 77 | int sig_sent; /* Set when new pkt arrives; cleared when mt */ |
| | 78 | struct BlueFilter filter[2]; /* Only need to check IP, A/talk */ |
| | 79 | /* Stats */ |
| | 80 | int pkts_up; |
| | 81 | int pkts_out; |
| | 82 | int pkts_looped_r2b; |
| | 83 | int pkts_looped_b2r; |
| | 84 | int no_bufs1; /* splitter_input got null mbuf */ |
| | 85 | int no_bufs2; /* ndrv_output couldn't dup mbuf */ |
| | 86 | int full_sockbuf; |
| | 87 | }; |
| | 88 | |
| | 89 | /* Preallocate slots in blue_if to simplify filtering */ |
| | 90 | #define BFS_ATALK 0x0 /* The Atalk filter */ |
| | 91 | #define BFS_IP 0x1 /* The IP filter */ |
| | 92 | |
| | 93 | #define SIOCSSPLITTER _IOW('i', 123, struct ifreq) /* set 'splitter' */ |
| | 94 | #define SIOCGSPLITTER _IOR('i', 122, struct ifreq) /* get 'splitter' */ |
| | 95 | #define SIOCGSPLTSTAT _IOWR('i', 121, struct Ystats) |
| | 96 | #define SIOCSSPLTFILT _IOW('i', 120, struct BlueFilter) |
| | 97 | #define SIOCZSPLTSTAT _IO('i', 119) /* Clear stats */ |
| | 98 | |
| | 99 | /* |
| | 100 | * Config structure for the Y adapter - NYI |
| | 101 | */ |
| | 102 | struct if_splitter |
| | 103 | { char ifs_on; /* 1=>on */ |
| | 104 | char ifs_qmax; /* !0 => maxqlen */ |
| | 105 | short ifs_wait; /* Time to wait for signal */ |
| | 106 | short ifs_sig; /* Signal to send */ |
| | 107 | short ifs_pad; /* Extra space */ |
| | 108 | }; |
| | 109 | |
| | 110 | #ifdef KERNEL |
| | 111 | extern struct ifqueue blueq; /* Place to put incoming BB packets */ |
| | 112 | |
| | 113 | #define BFCount 10 |
| | 114 | extern struct BlueFilter RhapFilter[]; /* Filters for MacOSX side */ |
| | 115 | extern int BFIx; |
| | 116 | #endif |
| | 117 | #endif /* _IF_BLUE_H */ |
projects / apple / xnu.git / blame_incremental