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Source at commit 1083 created 13 years 1 month ago. By meklort, add GetDriveInfo | |
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1 | /*␊ |
2 | * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.␊ |
3 | *␊ |
4 | * @APPLE_OSREFERENCE_LICENSE_HEADER_START@␊ |
5 | * ␊ |
6 | * This file contains Original Code and/or Modifications of Original Code␊ |
7 | * as defined in and that are subject to the Apple Public Source License␊ |
8 | * Version 2.0 (the 'License'). You may not use this file except in␊ |
9 | * compliance with the License. The rights granted to you under the License␊ |
10 | * may not be used to create, or enable the creation or redistribution of,␊ |
11 | * unlawful or unlicensed copies of an Apple operating system, or to␊ |
12 | * circumvent, violate, or enable the circumvention or violation of, any␊ |
13 | * terms of an Apple operating system software license agreement.␊ |
14 | * ␊ |
15 | * Please obtain a copy of the License at␊ |
16 | * http://www.opensource.apple.com/apsl/ and read it before using this file.␊ |
17 | * ␊ |
18 | * The Original Code and all software distributed under the License are␊ |
19 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER␊ |
20 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,␊ |
21 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,␊ |
22 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.␊ |
23 | * Please see the License for the specific language governing rights and␊ |
24 | * limitations under the License.␊ |
25 | * ␊ |
26 | * @APPLE_OSREFERENCE_LICENSE_HEADER_END@␊ |
27 | */␊ |
28 | /*␊ |
29 | * Bootstrap Protocol (BOOTP). RFC 951.␊ |
30 | */␊ |
31 | /*␊ |
32 | * HISTORY␊ |
33 | *␊ |
34 | * 14 May 1992 ? at NeXT␊ |
35 | *␉Added correct padding to struct nextvend. This is␊ |
36 | *␉needed for the i386 due to alignment differences wrt␊ |
37 | *␉the m68k. Also adjusted the size of the array fields␊ |
38 | *␉because the NeXT vendor area was overflowing the bootp␊ |
39 | *␉packet.␊ |
40 | */␊ |
41 | ␊ |
42 | #include <netinet/udp.h>␊ |
43 | ␊ |
44 | #define iaddr_t struct in_addr␊ |
45 | ␊ |
46 | struct bootp {␊ |
47 | ␉u_char␉bp_op;␉␉/* packet opcode type */␊ |
48 | #define␉BOOTREQUEST␉1␊ |
49 | #define␉BOOTREPLY␉2␊ |
50 | ␉u_char␉bp_htype;␉/* hardware addr type */␊ |
51 | ␉u_char␉bp_hlen;␉/* hardware addr length */␊ |
52 | ␉u_char␉bp_hops;␉/* gateway hops */␊ |
53 | ␉u_int32_t bp_xid;␉/* transaction ID */␊ |
54 | ␉u_short␉bp_secs;␉/* seconds since boot began */␉␊ |
55 | ␉u_short␉bp_unused;␊ |
56 | ␉iaddr_t␉bp_ciaddr;␉/* client IP address */␊ |
57 | ␉iaddr_t␉bp_yiaddr;␉/* 'your' IP address */␊ |
58 | ␉iaddr_t␉bp_siaddr;␉/* server IP address */␊ |
59 | ␉iaddr_t␉bp_giaddr;␉/* gateway IP address */␊ |
60 | ␉u_char␉bp_chaddr[16];␉/* client hardware address */␊ |
61 | ␉u_char␉bp_sname[64];␉/* server host name */␊ |
62 | ␉u_char␉bp_file[128];␉/* boot file name */␊ |
63 | ␉u_char␉bp_vend[64];␉/* vendor-specific area */␊ |
64 | };␊ |
65 | ␊ |
66 | /*␊ |
67 | * UDP port numbers, server and client.␊ |
68 | */␊ |
69 | #define␉IPPORT_BOOTPS␉␉67␊ |
70 | #define␉IPPORT_BOOTPC␉␉68␊ |
71 | ␊ |
72 | /*␊ |
73 | * "vendor" data permitted for Stanford boot clients.␊ |
74 | */␊ |
75 | struct vend {␊ |
76 | ␉u_char␉v_magic[4];␉/* magic number */␊ |
77 | ␉u_int32_t v_flags;␉/* flags/opcodes, etc. */␊ |
78 | ␉u_char␉v_unused[56];␉/* currently unused */␊ |
79 | };␊ |
80 | #define␉VM_STANFORD␉"STAN"␉/* v_magic for Stanford */␊ |
81 | ␊ |
82 | /* v_flags values */␊ |
83 | #define␉VF_PCBOOT␉1␉/* an IBMPC or Mac wants environment info */␊ |
84 | #define␉VF_HELP␉␉2␉/* help me, I'm not registered */␊ |
85 | ␊ |
86 | #define␉NVMAXTEXT␉55␉/* don't change this, it just fits RFC951 */␊ |
87 | struct nextvend {␊ |
88 | ␉u_char nv_magic[4];␉/* Magic number for vendor specificity */␊ |
89 | ␉u_char nv_version;␉/* NeXT protocol version */␊ |
90 | ␉/*␊ |
91 | ␉ * Round the beginning␊ |
92 | ␉ * of the union to a 16␊ |
93 | ␉ * bit boundary due to␊ |
94 | ␉ * struct/union alignment␊ |
95 | ␉ * on the m68k.␊ |
96 | ␉ */␊ |
97 | ␉unsigned short␉:0;␉␊ |
98 | ␉union {␊ |
99 | ␉␉u_char NV0[58];␊ |
100 | ␉␉struct {␊ |
101 | ␉␉␉u_char NV1_opcode;␉/* opcode - Version 1 */␊ |
102 | ␉␉␉u_char NV1_xid;␉/* transcation id */␊ |
103 | ␉␉␉u_char NV1_text[NVMAXTEXT];␉/* text */␊ |
104 | ␉␉␉u_char NV1_null;␉/* null terminator */␊ |
105 | ␉␉} NV1;␊ |
106 | ␉} nv_U;␊ |
107 | };␊ |
108 | #define␉nv_unused␉nv_U.NV0␊ |
109 | #define␉nv_opcode␉nv_U.NV1.NV1_opcode␊ |
110 | #define␉nv_xid␉␉nv_U.NV1.NV1_xid␊ |
111 | #define␉nv_text␉␉nv_U.NV1.NV1_text␊ |
112 | #define nv_null␉␉nv_U.NV1.NV1_null␊ |
113 | ␊ |
114 | /* Magic number */␊ |
115 | #define VM_NEXT␉␉"NeXT"␉/* v_magic for NeXT, Inc. */␊ |
116 | ␊ |
117 | /* Opcodes */␊ |
118 | #define␉BPOP_OK␉␉0␊ |
119 | #define BPOP_QUERY␉1␊ |
120 | #define␉BPOP_QUERY_NE␉2␊ |
121 | #define␉BPOP_ERROR␉3␊ |
122 | ␊ |
123 | struct bootp_packet {␊ |
124 | struct ip bp_ip;␊ |
125 | struct udphdr bp_udp;␊ |
126 | struct bootp bp_bootp;␊ |
127 | };␊ |
128 | ␊ |
129 | #define␉BOOTP_PKTSIZE (sizeof (struct bootp_packet))␊ |
130 | ␊ |
131 | /* backoffs must be masks */␊ |
132 | #define␉BOOTP_MIN_BACKOFF␉0x7ff␉␉/* 2.048 sec */␊ |
133 | #define␉BOOTP_MAX_BACKOFF␉0xffff␉␉/* 65.535 sec */␊ |
134 | #define␉BOOTP_RETRY␉␉6␉␉/* # retries */␊ |
135 | ␊ |
136 |