1 /*-
2 * Copyright (c) 1995 Scott Bartram
3 * Copyright (c) 1995 Steven Wallace
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29 #include <sys/cdefs.h>
30 __FBSDID("$FreeBSD: releng/9.0/sys/i386/ibcs2/ibcs2_stat.c 205792 2010-03-28 13:13:22Z ed $");
31
32 #include <sys/param.h>
33 #include <sys/systm.h>
34 #include <sys/namei.h>
35 #include <sys/file.h>
36 #include <sys/stat.h>
37 #include <sys/filedesc.h>
38 #include <sys/jail.h>
39 #include <sys/kernel.h>
40 #include <sys/mount.h>
41 #include <sys/malloc.h>
42 #include <sys/vnode.h>
43 #include <sys/syscallsubr.h>
44 #include <sys/sysctl.h>
45 #include <sys/sysproto.h>
46
47 #include <i386/ibcs2/ibcs2_signal.h>
48 #include <i386/ibcs2/ibcs2_stat.h>
49 #include <i386/ibcs2/ibcs2_statfs.h>
50 #include <i386/ibcs2/ibcs2_proto.h>
51 #include <i386/ibcs2/ibcs2_util.h>
52 #include <i386/ibcs2/ibcs2_utsname.h>
53
54
55 static void bsd_stat2ibcs_stat(struct stat *, struct ibcs2_stat *);
56 static int cvt_statfs(struct statfs *, caddr_t, int);
57
58 static void
59 bsd_stat2ibcs_stat(st, st4)
60 struct stat *st;
61 struct ibcs2_stat *st4;
62 {
63 bzero(st4, sizeof(*st4));
64 st4->st_dev = (ibcs2_dev_t)st->st_dev;
65 st4->st_ino = (ibcs2_ino_t)st->st_ino;
66 st4->st_mode = (ibcs2_mode_t)st->st_mode;
67 st4->st_nlink= (ibcs2_nlink_t)st->st_nlink;
68 st4->st_uid = (ibcs2_uid_t)st->st_uid;
69 st4->st_gid = (ibcs2_gid_t)st->st_gid;
70 st4->st_rdev = (ibcs2_dev_t)st->st_rdev;
71 if (st->st_size < (quad_t)1 << 32)
72 st4->st_size = (ibcs2_off_t)st->st_size;
73 else
74 st4->st_size = -2;
75 st4->st_atim = (ibcs2_time_t)st->st_atim.tv_sec;
76 st4->st_mtim = (ibcs2_time_t)st->st_mtim.tv_sec;
77 st4->st_ctim = (ibcs2_time_t)st->st_ctim.tv_sec;
78 }
79
80 static int
81 cvt_statfs(sp, buf, len)
82 struct statfs *sp;
83 caddr_t buf;
84 int len;
85 {
86 struct ibcs2_statfs ssfs;
87
88 if (len < 0)
89 return (EINVAL);
90 else if (len > sizeof(ssfs))
91 len = sizeof(ssfs);
92 bzero(&ssfs, sizeof ssfs);
93 ssfs.f_fstyp = 0;
94 ssfs.f_bsize = sp->f_bsize;
95 ssfs.f_frsize = 0;
96 ssfs.f_blocks = sp->f_blocks;
97 ssfs.f_bfree = sp->f_bfree;
98 ssfs.f_files = sp->f_files;
99 ssfs.f_ffree = sp->f_ffree;
100 ssfs.f_fname[0] = 0;
101 ssfs.f_fpack[0] = 0;
102 return copyout((caddr_t)&ssfs, buf, len);
103 }
104
105 int
106 ibcs2_statfs(td, uap)
107 struct thread *td;
108 struct ibcs2_statfs_args *uap;
109 {
110 struct statfs sf;
111 char *path;
112 int error;
113
114 CHECKALTEXIST(td, uap->path, &path);
115 error = kern_statfs(td, path, UIO_SYSSPACE, &sf);
116 free(path, M_TEMP);
117 if (error)
118 return (error);
119 return cvt_statfs(&sf, (caddr_t)uap->buf, uap->len);
120 }
121
122 int
123 ibcs2_fstatfs(td, uap)
124 struct thread *td;
125 struct ibcs2_fstatfs_args *uap;
126 {
127 struct statfs sf;
128 int error;
129
130 error = kern_fstatfs(td, uap->fd, &sf);
131 if (error)
132 return (error);
133 return cvt_statfs(&sf, (caddr_t)uap->buf, uap->len);
134 }
135
136 int
137 ibcs2_stat(td, uap)
138 struct thread *td;
139 struct ibcs2_stat_args *uap;
140 {
141 struct ibcs2_stat ibcs2_st;
142 struct stat st;
143 char *path;
144 int error;
145
146 CHECKALTEXIST(td, uap->path, &path);
147
148 error = kern_stat(td, path, UIO_SYSSPACE, &st);
149 free(path, M_TEMP);
150 if (error)
151 return (error);
152 bsd_stat2ibcs_stat(&st, &ibcs2_st);
153 return copyout((caddr_t)&ibcs2_st, (caddr_t)uap->st,
154 ibcs2_stat_len);
155 }
156
157 int
158 ibcs2_lstat(td, uap)
159 struct thread *td;
160 struct ibcs2_lstat_args *uap;
161 {
162 struct ibcs2_stat ibcs2_st;
163 struct stat st;
164 char *path;
165 int error;
166
167 CHECKALTEXIST(td, uap->path, &path);
168
169 error = kern_lstat(td, path, UIO_SYSSPACE, &st);
170 free(path, M_TEMP);
171 if (error)
172 return (error);
173 bsd_stat2ibcs_stat(&st, &ibcs2_st);
174 return copyout((caddr_t)&ibcs2_st, (caddr_t)uap->st,
175 ibcs2_stat_len);
176 }
177
178 int
179 ibcs2_fstat(td, uap)
180 struct thread *td;
181 struct ibcs2_fstat_args *uap;
182 {
183 struct ibcs2_stat ibcs2_st;
184 struct stat st;
185 int error;
186
187 error = kern_fstat(td, uap->fd, &st);
188 if (error)
189 return (error);
190 bsd_stat2ibcs_stat(&st, &ibcs2_st);
191 return copyout((caddr_t)&ibcs2_st, (caddr_t)uap->st,
192 ibcs2_stat_len);
193 }
194
195 int
196 ibcs2_utssys(td, uap)
197 struct thread *td;
198 struct ibcs2_utssys_args *uap;
199 {
200 switch (uap->flag) {
201 case 0: /* uname(2) */
202 {
203 char machine_name[9], *p;
204 struct ibcs2_utsname sut;
205 bzero(&sut, ibcs2_utsname_len);
206
207 strncpy(sut.sysname,
208 IBCS2_UNAME_SYSNAME, sizeof(sut.sysname) - 1);
209 strncpy(sut.release,
210 IBCS2_UNAME_RELEASE, sizeof(sut.release) - 1);
211 strncpy(sut.version,
212 IBCS2_UNAME_VERSION, sizeof(sut.version) - 1);
213 getcredhostname(td->td_ucred, machine_name,
214 sizeof(machine_name) - 1);
215 p = index(machine_name, '.');
216 if ( p )
217 *p = '\0';
218 strncpy(sut.nodename, machine_name, sizeof(sut.nodename) - 1);
219 strncpy(sut.machine, machine, sizeof(sut.machine) - 1);
220
221 DPRINTF(("IBCS2 uname: sys=%s rel=%s ver=%s node=%s mach=%s\n",
222 sut.sysname, sut.release, sut.version, sut.nodename,
223 sut.machine));
224 return copyout((caddr_t)&sut, (caddr_t)uap->a1,
225 ibcs2_utsname_len);
226 }
227
228 case 2: /* ustat(2) */
229 {
230 return ENOSYS; /* XXX - TODO */
231 }
232
233 default:
234 return ENOSYS;
235 }
236 }
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