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Source at commit 307 created 12 years 11 months ago. By ifabio, merge changes from trunk (929). Also merge the module changes from Azimutz branche (fix compile error) Also edited the info.plist into AHCIPortInjector.kext: http://forum.voodooprojects.org/index.php/topic,1170.0.html | |
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1 | /*␊ |
2 | * Copyright (c) 1999-2003 Apple Computer, Inc. All rights reserved.␊ |
3 | *␊ |
4 | * @APPLE_LICENSE_HEADER_START@␊ |
5 | * ␊ |
6 | * Portions Copyright (c) 1999-2003 Apple Computer, Inc. All Rights␊ |
7 | * Reserved. This file contains Original Code and/or Modifications of␊ |
8 | * Original Code as defined in and that are subject to the Apple Public␊ |
9 | * Source License Version 2.0 (the "License"). You may not use this file␊ |
10 | * except in compliance with the License. Please obtain a copy of the␊ |
11 | * License at http://www.apple.com/publicsource and read it before using␊ |
12 | * this file.␊ |
13 | * ␊ |
14 | * The Original Code and all software distributed under the License are␊ |
15 | * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER␊ |
16 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,␊ |
17 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,␊ |
18 | * FITNESS FOR A PARTICULAR PURPOSE OR NON- INFRINGEMENT. Please see the␊ |
19 | * License for the specific language governing rights and limitations␊ |
20 | * under the License.␊ |
21 | * ␊ |
22 | * @APPLE_LICENSE_HEADER_END@␊ |
23 | */␊ |
24 | /*␊ |
25 | * Copyright 1993 NeXT, Inc.␊ |
26 | * All rights reserved.␊ |
27 | */␊ |
28 | #if 0␊ |
29 | #include <sys/types.h>␊ |
30 | #include <sys/param.h>␊ |
31 | //#include <sys/vnode.h>␊ |
32 | #include <ufs/ufs/dir.h>␊ |
33 | #include <libkern/OSByteOrder.h>␊ |
34 | #include "ufs_byteorder.h"␊ |
35 | #include "libsaio.h"␊ |
36 | ␊ |
37 | #define␉swapBigLongToHost(thing) ((thing) = OSSwapBigToHostInt32(thing))␊ |
38 | #define␉swapBigShortToHost(thing) ((thing) = OSSwapBigToHostInt16(thing))␊ |
39 | #define␉byte_swap_longlong(thing) ((thing) = OSSwapBigToHostInt64(thing))␊ |
40 | #define␉byte_swap_int(thing) ((thing) = OSSwapBigToHostInt32(thing))␊ |
41 | #define␉byte_swap_short(thing) ((thing) = OSSwapBigToHostInt16(thing))␊ |
42 | ␊ |
43 | #if UNUSED␊ |
44 | void␊ |
45 | byte_swap_longlongs(unsigned long long *array, int count)␊ |
46 | {␊ |
47 | ␉register unsigned long long␉i;␊ |
48 | ␊ |
49 | ␉for (i = 0; i < (unsigned long long)count; i++)␊ |
50 | ␉␉byte_swap_longlong(array[i]);␊ |
51 | }␊ |
52 | #endif␊ |
53 | ␊ |
54 | void␊ |
55 | byte_swap_ints(unsigned int *array, int count)␊ |
56 | {␊ |
57 | ␉register int␉i;␊ |
58 | ␊ |
59 | ␉for (i = 0; i < count; i++)␊ |
60 | ␉␉byte_swap_int(array[i]);␊ |
61 | }␊ |
62 | ␊ |
63 | void␊ |
64 | byte_swap_shorts(unsigned short *array, int count)␊ |
65 | {␊ |
66 | ␉register int␉i;␊ |
67 | ␊ |
68 | ␉for (i = 0; i < count; i++)␊ |
69 | ␉␉byte_swap_short(array[i]);␊ |
70 | }␊ |
71 | ␊ |
72 | #if UNUSED␊ |
73 | static void␊ |
74 | swapBigIntsToHost(unsigned int *array, int count)␊ |
75 | {␊ |
76 | ␉register int␉i;␊ |
77 | ␊ |
78 | ␉for (i = 0; i < count; i++)␊ |
79 | ␉␉swapBigLongToHost(array[i]);␊ |
80 | }␊ |
81 | ␊ |
82 | static void␊ |
83 | swapBigShortToHosts(unsigned short *array, int count)␊ |
84 | {␊ |
85 | ␉register int␉i;␊ |
86 | ␊ |
87 | ␉for (i = 0; i < count; i++)␊ |
88 | ␉␉swapBigShortToHost(array[i]);␊ |
89 | }␊ |
90 | #endif␊ |
91 | ␊ |
92 | void␊ |
93 | byte_swap_superblock(struct fs *sb)␊ |
94 | {␊ |
95 | ␉u_int16_t * usptr;␊ |
96 | ␉unsigned long size;␊ |
97 | ␊ |
98 | ␉byte_swap_ints(((u_int32_t *)&sb->fs_firstfield), 52);␊ |
99 | ␉byte_swap_int(sb->fs_cgrotor);␊ |
100 | ␉byte_swap_int(sb->fs_cpc);␊ |
101 | ␉byte_swap_shorts((u_int16_t *)sb->fs_opostbl, 16 * 8); ␊ |
102 | ␉byte_swap_ints((u_int32_t *)sb->fs_sparecon, 50);␊ |
103 | ␉byte_swap_ints((u_int32_t *)&sb->fs_contigsumsize, 3);␊ |
104 | #if UNUSED␊ |
105 | ␉byte_swap_longlongs((u_int64_t *)&sb->fs_maxfilesize,3);␊ |
106 | #endif␊ |
107 | ␉byte_swap_ints((u_int32_t *)&sb->fs_state, 6);␊ |
108 | ␊ |
109 | ␉/* Got these magic numbers from mkfs.c in newfs */␊ |
110 | ␉if (sb->fs_nrpos != 8 || sb->fs_cpc > 16) {␊ |
111 | ␉␉usptr = (u_int16_t *)((u_int8_t *)(sb) + (sb)->fs_postbloff);␊ |
112 | ␉␉size = sb->fs_cpc * sb->fs_nrpos;␊ |
113 | ␉␉byte_swap_shorts(usptr,size);␉/* fs_postbloff */␊ |
114 | ␉}␊ |
115 | }␊ |
116 | ␊ |
117 | ␊ |
118 | /* This value should correspond to the value set in the ffs_mounts */␊ |
119 | ␊ |
120 | #define RESYMLNKLEN 60␊ |
121 | ␊ |
122 | void␊ |
123 | byte_swap_dinode_in(struct dinode *di)␊ |
124 | {␊ |
125 | ␉int i;␊ |
126 | ␊ |
127 | ␉di->di_mode = OSSwapInt16(di->di_mode);␊ |
128 | ␉di->di_nlink = OSSwapInt16(di->di_nlink);␊ |
129 | #ifdef LFS␊ |
130 | ␉di->di_u.inumber = OSSwapInt32(di->di_u.inumber);␊ |
131 | #else␊ |
132 | ␉di->di_u.oldids[0] = OSSwapInt16(di->di_u.oldids[0]);␊ |
133 | ␉di->di_u.oldids[1] = OSSwapInt16(di->di_u.oldids[1]);␊ |
134 | #endif␊ |
135 | ␉di->di_size = OSSwapInt64(di->di_size);␊ |
136 | ␉di->di_atime = OSSwapInt32(di->di_atime);␊ |
137 | ␉di->di_atimensec = OSSwapInt32(di->di_atimensec);␊ |
138 | ␉di->di_mtime = OSSwapInt32(di->di_mtime);␊ |
139 | ␉di->di_mtimensec = OSSwapInt32(di->di_mtimensec);␊ |
140 | ␉di->di_ctime = OSSwapInt32(di->di_ctime);␊ |
141 | ␉di->di_ctimensec = OSSwapInt32(di->di_ctimensec);␊ |
142 | ␉if (((di->di_mode & IFMT) != IFLNK ) || (di->di_size > RESYMLNKLEN)) {␊ |
143 | ␉␉for (i=0; i < NDADDR; i++)␉/* direct blocks */␊ |
144 | ␉␉␉di->di_db[i] = OSSwapInt32(di->di_db[i]);␊ |
145 | ␉␉for (i=0; i < NIADDR; i++)␉/* indirect blocks */␊ |
146 | ␉␉␉di->di_ib[i] = OSSwapInt32(di->di_ib[i]);␊ |
147 | ␉}␊ |
148 | ␉di->di_flags = OSSwapInt32(di->di_flags);␊ |
149 | ␉di->di_blocks = OSSwapInt32(di->di_blocks);␊ |
150 | ␉di->di_gen = OSSwapInt32(di->di_gen);␊ |
151 | ␉di->di_uid = OSSwapInt32(di->di_uid);␊ |
152 | ␉di->di_gid = OSSwapInt32(di->di_gid);␊ |
153 | ␉di->di_spare[0] = OSSwapInt32(di->di_spare[0]);␊ |
154 | ␉di->di_spare[1] = OSSwapInt32(di->di_spare[1]);␊ |
155 | }␊ |
156 | ␊ |
157 | void␊ |
158 | byte_swap_dir_block_in(char *addr, int count)␊ |
159 | {␊ |
160 | ␉register struct direct * ep = (struct direct *) addr;␊ |
161 | ␉register int␉␉ entryoffsetinblk = 0;␊ |
162 | ␊ |
163 | ␉while (entryoffsetinblk < count) {␊ |
164 | ␉␉ep = (struct direct *) (entryoffsetinblk + addr);␊ |
165 | ␉␉swapBigLongToHost(ep->d_ino);␊ |
166 | ␉␉swapBigShortToHost(ep->d_reclen);␊ |
167 | ␉␉entryoffsetinblk += ep->d_reclen;␊ |
168 | ␉␉if (ep->d_reclen < 12)␉␉/* handle garbage in dirs */␊ |
169 | ␉␉␉break;␊ |
170 | ␉}␊ |
171 | }␊ |
172 | ␊ |
173 | #endif␊ |
174 |