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 * $FreeBSD$
29 */
30
31 #include <sys/param.h>
32 #include <sys/systm.h>
33 #include <sys/namei.h>
34 #include <sys/file.h>
35 #include <sys/stat.h>
36 #include <sys/filedesc.h>
37 #include <sys/kernel.h>
38 #include <sys/mount.h>
39 #include <sys/vnode.h>
40 #include <sys/sysctl.h>
41 #include <sys/sysproto.h>
42
43 #include <i386/ibcs2/ibcs2_signal.h>
44 #include <i386/ibcs2/ibcs2_stat.h>
45 #include <i386/ibcs2/ibcs2_statfs.h>
46 #include <i386/ibcs2/ibcs2_proto.h>
47 #include <i386/ibcs2/ibcs2_util.h>
48 #include <i386/ibcs2/ibcs2_utsname.h>
49
50 #include <vm/vm_zone.h>
51
52 static void bsd_stat2ibcs_stat __P((struct stat *, struct ibcs2_stat *));
53 static int cvt_statfs __P((struct statfs *, caddr_t, int));
54
55 static void
56 bsd_stat2ibcs_stat(st, st4)
57 struct stat *st;
58 struct ibcs2_stat *st4;
59 {
60 bzero(st4, sizeof(*st4));
61 st4->st_dev = (ibcs2_dev_t)st->st_dev;
62 st4->st_ino = (ibcs2_ino_t)st->st_ino;
63 st4->st_mode = (ibcs2_mode_t)st->st_mode;
64 st4->st_nlink= (ibcs2_nlink_t)st->st_nlink;
65 st4->st_uid = (ibcs2_uid_t)st->st_uid;
66 st4->st_gid = (ibcs2_gid_t)st->st_gid;
67 st4->st_rdev = (ibcs2_dev_t)st->st_rdev;
68 if (st->st_size < (quad_t)1 << 32)
69 st4->st_size = (ibcs2_off_t)st->st_size;
70 else
71 st4->st_size = -2;
72 st4->st_atim = (ibcs2_time_t)st->st_atime;
73 st4->st_mtim = (ibcs2_time_t)st->st_mtime;
74 st4->st_ctim = (ibcs2_time_t)st->st_ctime;
75 }
76
77 static int
78 cvt_statfs(sp, buf, len)
79 struct statfs *sp;
80 caddr_t buf;
81 int len;
82 {
83 struct ibcs2_statfs ssfs;
84
85 if (len < 0)
86 return (EINVAL);
87 else if (len > sizeof(ssfs))
88 len = sizeof(ssfs);
89 bzero(&ssfs, sizeof ssfs);
90 ssfs.f_fstyp = 0;
91 ssfs.f_bsize = sp->f_bsize;
92 ssfs.f_frsize = 0;
93 ssfs.f_blocks = sp->f_blocks;
94 ssfs.f_bfree = sp->f_bfree;
95 ssfs.f_files = sp->f_files;
96 ssfs.f_ffree = sp->f_ffree;
97 ssfs.f_fname[0] = 0;
98 ssfs.f_fpack[0] = 0;
99 return copyout((caddr_t)&ssfs, buf, len);
100 }
101
102 int
103 ibcs2_statfs(p, uap)
104 struct proc *p;
105 struct ibcs2_statfs_args *uap;
106 {
107 register struct mount *mp;
108 register struct statfs *sp;
109 int error;
110 struct nameidata nd;
111 caddr_t sg = stackgap_init();
112
113 CHECKALTEXIST(p, &sg, SCARG(uap, path));
114 NDINIT(&nd, LOOKUP, FOLLOW, UIO_USERSPACE, SCARG(uap, path), p);
115 if ((error = namei(&nd)) != 0)
116 return (error);
117 NDFREE(&nd, NDF_ONLY_PNBUF);
118 mp = nd.ni_vp->v_mount;
119 sp = &mp->mnt_stat;
120 vrele(nd.ni_vp);
121 if ((error = VFS_STATFS(mp, sp, p)) != 0)
122 return (error);
123 sp->f_flags = mp->mnt_flag & MNT_VISFLAGMASK;
124 return cvt_statfs(sp, (caddr_t)SCARG(uap, buf), SCARG(uap, len));
125 }
126
127 int
128 ibcs2_fstatfs(p, uap)
129 struct proc *p;
130 struct ibcs2_fstatfs_args *uap;
131 {
132 struct file *fp;
133 struct mount *mp;
134 register struct statfs *sp;
135 int error;
136
137 if ((error = getvnode(p->p_fd, SCARG(uap, fd), &fp)) != 0)
138 return (error);
139 mp = ((struct vnode *)fp->f_data)->v_mount;
140 sp = &mp->mnt_stat;
141 if ((error = VFS_STATFS(mp, sp, p)) != 0)
142 return (error);
143 sp->f_flags = mp->mnt_flag & MNT_VISFLAGMASK;
144 return cvt_statfs(sp, (caddr_t)SCARG(uap, buf), SCARG(uap, len));
145 }
146
147 int
148 ibcs2_stat(p, uap)
149 struct proc *p;
150 struct ibcs2_stat_args *uap;
151 {
152 struct stat st;
153 struct ibcs2_stat ibcs2_st;
154 struct stat_args cup;
155 int error;
156 caddr_t sg = stackgap_init();
157
158 CHECKALTEXIST(p, &sg, SCARG(uap, path));
159 SCARG(&cup, path) = SCARG(uap, path);
160 SCARG(&cup, ub) = stackgap_alloc(&sg, sizeof(st));
161
162 if ((error = stat(p, &cup)) != 0)
163 return error;
164
165 if ((error = copyin(SCARG(&cup, ub), &st, sizeof(st))) != 0)
166 return error;
167 bsd_stat2ibcs_stat(&st, &ibcs2_st);
168 return copyout((caddr_t)&ibcs2_st, (caddr_t)SCARG(uap, st),
169 ibcs2_stat_len);
170 }
171
172 int
173 ibcs2_lstat(p, uap)
174 struct proc *p;
175 struct ibcs2_lstat_args *uap;
176 {
177 struct stat st;
178 struct ibcs2_stat ibcs2_st;
179 struct lstat_args cup;
180 int error;
181 caddr_t sg = stackgap_init();
182
183 CHECKALTEXIST(p, &sg, SCARG(uap, path));
184 SCARG(&cup, path) = SCARG(uap, path);
185 SCARG(&cup, ub) = stackgap_alloc(&sg, sizeof(st));
186
187 if ((error = lstat(p, &cup)) != 0)
188 return error;
189
190 if ((error = copyin(SCARG(&cup, ub), &st, sizeof(st))) != 0)
191 return error;
192 bsd_stat2ibcs_stat(&st, &ibcs2_st);
193 return copyout((caddr_t)&ibcs2_st, (caddr_t)SCARG(uap, st),
194 ibcs2_stat_len);
195 }
196
197 int
198 ibcs2_fstat(p, uap)
199 struct proc *p;
200 struct ibcs2_fstat_args *uap;
201 {
202 struct stat st;
203 struct ibcs2_stat ibcs2_st;
204 struct fstat_args cup;
205 int error;
206 caddr_t sg = stackgap_init();
207
208 SCARG(&cup, fd) = SCARG(uap, fd);
209 SCARG(&cup, sb) = stackgap_alloc(&sg, sizeof(st));
210
211 if ((error = fstat(p, &cup)) != 0)
212 return error;
213
214 if ((error = copyin(SCARG(&cup, sb), &st, sizeof(st))) != 0)
215 return error;
216 bsd_stat2ibcs_stat(&st, &ibcs2_st);
217 return copyout((caddr_t)&ibcs2_st, (caddr_t)SCARG(uap, st),
218 ibcs2_stat_len);
219 }
220
221 int
222 ibcs2_utssys(p, uap)
223 struct proc *p;
224 struct ibcs2_utssys_args *uap;
225 {
226 switch (SCARG(uap, flag)) {
227 case 0: /* uname(2) */
228 {
229 char machine_name[9], *p;
230 struct ibcs2_utsname sut;
231 bzero(&sut, ibcs2_utsname_len);
232
233 strncpy(sut.sysname,
234 IBCS2_UNAME_SYSNAME, sizeof(sut.sysname) - 1);
235 strncpy(sut.release,
236 IBCS2_UNAME_RELEASE, sizeof(sut.release) - 1);
237 strncpy(sut.version,
238 IBCS2_UNAME_VERSION, sizeof(sut.version) - 1);
239 strncpy(machine_name, hostname, sizeof(machine_name) - 1);
240 machine_name[sizeof(machine_name) - 1] = 0;
241 p = index(machine_name, '.');
242 if ( p )
243 *p = '\0';
244 strncpy(sut.nodename, machine_name, sizeof(sut.nodename) - 1);
245 strncpy(sut.machine, machine, sizeof(sut.machine) - 1);
246
247 DPRINTF(("IBCS2 uname: sys=%s rel=%s ver=%s node=%s mach=%s\n",
248 sut.sysname, sut.release, sut.version, sut.nodename,
249 sut.machine));
250 return copyout((caddr_t)&sut, (caddr_t)SCARG(uap, a1),
251 ibcs2_utsname_len);
252 }
253
254 case 2: /* ustat(2) */
255 {
256 return ENOSYS; /* XXX - TODO */
257 }
258
259 default:
260 return ENOSYS;
261 }
262 }
Cache object: d32d3f09f830a518ab6d4ffba0f5349a
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