8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /*
23 * ISO 9660 System Use Sharing Protocol extension filesystem specifications
24 * Copyright (c) 1991,2000,2001 by Sun Microsystems, Inc.
25 * All rights reserved.
26 */
27
28 #pragma ident "%Z%%M% %I% %E% SMI"
29
30 #include <sys/types.h>
31 #include <sys/t_lock.h>
32 #include <sys/param.h>
33 #include <sys/systm.h>
34 #include <sys/sysmacros.h>
35 #include <sys/kmem.h>
36 #include <sys/signal.h>
37 #include <sys/user.h>
38 #include <sys/proc.h>
39 #include <sys/disp.h>
40 #include <sys/buf.h>
41 #include <sys/pathname.h>
42 #include <sys/vfs.h>
43 #include <sys/vnode.h>
44 #include <sys/file.h>
45 #include <sys/uio.h>
46 #include <sys/conf.h>
47
48 #include <vm/page.h>
49
51 #include <sys/fs/hsfs_isospec.h>
52 #include <sys/fs/hsfs_node.h>
53 #include <sys/fs/hsfs_impl.h>
54 #include <sys/fs/hsfs_susp.h>
55 #include <sys/fs/hsfs_rrip.h>
56
57 #include <sys/statvfs.h>
58 #include <sys/mount.h>
59 #include <sys/swap.h>
60 #include <sys/errno.h>
61 #include <sys/debug.h>
62 #include "fs/fs_subr.h"
63 #include <sys/cmn_err.h>
64
65
66
67 /*
68 * Common Signatures for all SUSP
69 */
70 ext_signature_t susp_signature_table[ ] = {
71 SUSP_SP, share_protocol, /* must be first in table */
72 SUSP_CE, share_continue, /* must be second in table */
73 SUSP_PD, share_padding,
74 SUSP_ER, share_ext_ref,
75 SUSP_ST, share_stop,
76 (char *)NULL, NULL
77 };
78
79 /*
80 * These are global pointers referring to the above table, so the
81 * positions must not change as marked on the right above.
82 */
83 ext_signature_t *susp_sp = &susp_signature_table[0];
84 ext_signature_t *susp_ce = &susp_signature_table[1];
85
86
87 /*
88 * ext name version implemented signature table
89 *
90 * the SUSP must be the first entry in the table.
91 * the RRIP must be the second entry in the table. We need to be able
92 * to check the RRIP bit being set, so we must know it's position.
93 * RRIP_BIT is set to 2 in rrip.h
94 */
95 extension_name_t extension_name_table[] = {
96 "SUSP_1991A", SUSP_VERSION, susp_signature_table, /* #1 */
97 RRIP_ER_EXT_ID, RRIP_EXT_VERSION, rrip_signature_table,
98 (char *)NULL, 0, (ext_signature_t *)NULL
99 };
100
101 extension_name_t *susp_ext_name = extension_name_table;
102
103 /*
104 * share_protocol()
105 *
106 * sig_handler() for SUSP signature "SP"
107 *
108 * This function looks for the "SP" signature field, which means that
109 * the SUSP is supported on the current CD-ROM. It looks for the word
110 * 0xBEEF in the signature. If that exists, the SUSP is implemented.
111 * The function will then set the implemented bit in the "SUSP" entry
112 * of the extention_name_table[]. If the bytes don't match, then we
113 * return a big fat NULL and treat this as an ISO 9660 CD-ROM.
114 */
115 uchar_t *
116 share_protocol(sig_args_t *sig_args_p)
117 {
118 uchar_t *sp_ptr = sig_args_p->SUF_ptr;
|
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /*
23 * ISO 9660 System Use Sharing Protocol extension filesystem specifications
24 * Copyright (c) 1991,2000,2001 by Sun Microsystems, Inc.
25 * All rights reserved.
26 */
27
28 #include <sys/types.h>
29 #include <sys/t_lock.h>
30 #include <sys/param.h>
31 #include <sys/systm.h>
32 #include <sys/sysmacros.h>
33 #include <sys/kmem.h>
34 #include <sys/signal.h>
35 #include <sys/user.h>
36 #include <sys/proc.h>
37 #include <sys/disp.h>
38 #include <sys/buf.h>
39 #include <sys/pathname.h>
40 #include <sys/vfs.h>
41 #include <sys/vnode.h>
42 #include <sys/file.h>
43 #include <sys/uio.h>
44 #include <sys/conf.h>
45
46 #include <vm/page.h>
47
49 #include <sys/fs/hsfs_isospec.h>
50 #include <sys/fs/hsfs_node.h>
51 #include <sys/fs/hsfs_impl.h>
52 #include <sys/fs/hsfs_susp.h>
53 #include <sys/fs/hsfs_rrip.h>
54
55 #include <sys/statvfs.h>
56 #include <sys/mount.h>
57 #include <sys/swap.h>
58 #include <sys/errno.h>
59 #include <sys/debug.h>
60 #include "fs/fs_subr.h"
61 #include <sys/cmn_err.h>
62
63
64
65 /*
66 * Common Signatures for all SUSP
67 */
68 ext_signature_t susp_signature_table[ ] = {
69 { SUSP_SP, share_protocol }, /* must be first in table */
70 { SUSP_CE, share_continue }, /* must be second in table */
71 { SUSP_PD, share_padding },
72 { SUSP_ER, share_ext_ref },
73 { SUSP_ST, share_stop },
74 { NULL, NULL }
75 };
76
77 /*
78 * These are global pointers referring to the above table, so the
79 * positions must not change as marked on the right above.
80 */
81 ext_signature_t *susp_sp = &susp_signature_table[0];
82 ext_signature_t *susp_ce = &susp_signature_table[1];
83
84
85 /*
86 * ext name version implemented signature table
87 *
88 * the SUSP must be the first entry in the table.
89 * the RRIP must be the second entry in the table. We need to be able
90 * to check the RRIP bit being set, so we must know it's position.
91 * RRIP_BIT is set to 2 in rrip.h
92 */
93 extension_name_t extension_name_table[] = {
94 { "SUSP_1991A", SUSP_VERSION, susp_signature_table }, /* #1 */
95 { RRIP_ER_EXT_ID, RRIP_EXT_VERSION, rrip_signature_table },
96 { NULL, 0, (ext_signature_t *)NULL }
97 };
98
99 extension_name_t *susp_ext_name = extension_name_table;
100
101 /*
102 * share_protocol()
103 *
104 * sig_handler() for SUSP signature "SP"
105 *
106 * This function looks for the "SP" signature field, which means that
107 * the SUSP is supported on the current CD-ROM. It looks for the word
108 * 0xBEEF in the signature. If that exists, the SUSP is implemented.
109 * The function will then set the implemented bit in the "SUSP" entry
110 * of the extention_name_table[]. If the bytes don't match, then we
111 * return a big fat NULL and treat this as an ISO 9660 CD-ROM.
112 */
113 uchar_t *
114 share_protocol(sig_args_t *sig_args_p)
115 {
116 uchar_t *sp_ptr = sig_args_p->SUF_ptr;
|