Super User's BSD Cross Reference: /FreeBSD/lib/libprocstat/libprocstat_compat.c

1 /*-
2 * Copyright (c) 2014 Gleb Kurtsou <gleb@FreeBSD.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD$
27 */
28
29#include <sys/cdefs.h>
30 __FBSDID("$FreeBSD$");
31
32#include <sys/param.h>
33#include <sys/user.h>
34#include <sys/socket.h>
35#include <string.h>
36
37#include "libprocstat.h"
38
39#define SPECNAMELEN_COMPAT12 63
40
41 struct freebsd11_ptsstat {
42 uint32_t dev;
43 char devname[SPECNAMELEN_COMPAT12 + 1];
44};
45
46 struct freebsd11_vnstat {
47 uint64_t vn_fileid;
48 uint64_t vn_size;
49 char *vn_mntdir;
50 uint32_t vn_dev;
51 uint32_t vn_fsid;
52 int vn_type;
53 uint16_t vn_mode;
54 char vn_devname[SPECNAMELEN_COMPAT12 + 1];
55};
56 struct freebsd11_semstat {
57 uint32_t value;
58 uint16_t mode;
59};
60 struct freebsd11_shmstat {
61 uint64_t size;
62 uint16_t mode;
63};
64
65 struct freebsd11_sockstat {
66 uint64_t inp_ppcb;
67 uint64_t so_addr;
68 uint64_t so_pcb;
69 uint64_t unp_conn;
70 int dom_family;
71 int proto;
72 int so_rcv_sb_state;
73 int so_snd_sb_state;
74 struct sockaddr_storage sa_local; /* Socket address. */
75 struct sockaddr_storage sa_peer; /* Peer address. */
76 int type;
77 char dname[32];
78};
79
80 struct freebsd12_vnstat {
81 uint64_t vn_fileid;
82 uint64_t vn_size;
83 uint64_t vn_dev;
84 uint64_t vn_fsid;
85 char *vn_mntdir;
86 int vn_type;
87 uint16_t vn_mode;
88 char vn_devname[SPECNAMELEN_COMPAT12 + 1];
89};
90 struct freebsd12_ptsstat {
91 uint64_t dev;
92 char devname[SPECNAMELEN_COMPAT12 + 1];
93};
94
95 int freebsd11_procstat_get_pts_info(struct procstat *procstat,
96 struct filestat *fst, struct freebsd11_ptsstat *pts, char *errbuf);
97 int freebsd12_procstat_get_pts_info(struct procstat *procstat,
98 struct filestat *fst, struct freebsd12_ptsstat *pts_compat, char *errbuf);
99 int freebsd11_procstat_get_sem_info(struct procstat *procstat,
100 struct filestat *fst, struct freebsd11_semstat *sem, char *errbuf);
101 int freebsd11_procstat_get_shm_info(struct procstat *procstat,
102 struct filestat *fst, struct freebsd11_shmstat *shm, char *errbuf);
103 int freebsd11_procstat_get_socket_info(struct procstat *procstat,
104 struct filestat *fst, struct freebsd11_sockstat *sock, char *errbuf);
105 int freebsd11_procstat_get_vnode_info(struct procstat *procstat,
106 struct filestat *fst, struct freebsd11_vnstat *vn, char *errbuf);
107 int freebsd12_procstat_get_vnode_info(struct procstat *procstat,
108 struct filestat *fst, struct freebsd12_vnstat *vn_compat, char *errbuf);
109
110 static const char trunc_name[] = "<TRUNCATED>";
111
112 int
113 freebsd11_procstat_get_pts_info(struct procstat *procstat,
114 struct filestat *fst, struct freebsd11_ptsstat *pts_compat, char *errbuf)
115{
116 struct ptsstat pts;
117 int r;
118
119 r = procstat_get_pts_info(procstat, fst, &pts, errbuf);
120 if (r != 0)
121 return (r);
122 pts_compat->dev = pts.dev;
123 if (strlen(pts.devname) >= sizeof(pts_compat->devname))
124 strcpy(pts_compat->devname, trunc_name);
125 else
126 memcpy(pts_compat->devname, pts.devname,
127 sizeof(pts_compat->devname));
128 return (0);
129}
130
131 int
132 freebsd12_procstat_get_pts_info(struct procstat *procstat,
133 struct filestat *fst, struct freebsd12_ptsstat *pts_compat, char *errbuf)
134{
135 struct ptsstat pts;
136 int r;
137
138 r = procstat_get_pts_info(procstat, fst, &pts, errbuf);
139 if (r != 0)
140 return (r);
141 pts_compat->dev = pts.dev;
142 if (strlen(pts.devname) >= sizeof(pts_compat->devname))
143 strcpy(pts_compat->devname, trunc_name);
144 else
145 memcpy(pts_compat->devname, pts.devname,
146 sizeof(pts_compat->devname));
147 return (0);
148}
149
150 int
151 freebsd11_procstat_get_sem_info(struct procstat *procstat,
152 struct filestat *fst, struct freebsd11_semstat *sem_compat, char *errbuf)
153{
154 struct semstat sem;
155 int r;
156
157 r = procstat_get_sem_info(procstat, fst, &sem, errbuf);
158 if (r != 0)
159 return (r);
160 sem_compat->value = sem.value;
161 sem_compat->mode = sem.mode;
162 return (0);
163}
164
165 int
166 freebsd11_procstat_get_shm_info(struct procstat *procstat,
167 struct filestat *fst, struct freebsd11_shmstat *shm_compat, char *errbuf)
168{
169 struct shmstat shm;
170 int r;
171
172 r = procstat_get_shm_info(procstat, fst, &shm, errbuf);
173 if (r != 0)
174 return (r);
175 shm_compat->size = shm.size;
176 shm_compat->mode = shm.mode;
177 return (0);
178}
179
180 int
181 freebsd11_procstat_get_socket_info(struct procstat *procstat, struct filestat *fst,
182 struct freebsd11_sockstat *sock_compat, char *errbuf)
183{
184 struct sockstat sock;
185 int r;
186
187 r = procstat_get_socket_info(procstat, fst, &sock, errbuf);
188 if (r != 0)
189 return (r);
190 sock_compat->inp_ppcb = sock.inp_ppcb;
191 sock_compat->so_addr = sock.so_addr;
192 sock_compat->so_pcb = sock.so_pcb;
193 sock_compat->unp_conn = sock.unp_conn;
194 sock_compat->dom_family = sock.dom_family;
195 sock_compat->proto = sock.proto;
196 sock_compat->so_rcv_sb_state = sock.so_rcv_sb_state;
197 sock_compat->so_snd_sb_state = sock.so_snd_sb_state;
198 sock_compat->sa_local = sock.sa_local;
199 sock_compat->sa_peer = sock.sa_peer;
200 sock_compat->type = sock.type;
201 memcpy(sock_compat->dname, sock.dname, sizeof(sock.dname));
202 return (0);
203}
204
205 int
206 freebsd11_procstat_get_vnode_info(struct procstat *procstat,
207 struct filestat *fst, struct freebsd11_vnstat *vn_compat, char *errbuf)
208{
209 struct vnstat vn;
210 int r;
211
212 r = procstat_get_vnode_info(procstat, fst, &vn, errbuf);
213 if (r != 0)
214 return (r);
215 vn_compat->vn_fileid = vn.vn_fileid;
216 vn_compat->vn_size = vn.vn_size;
217 vn_compat->vn_mntdir = vn.vn_mntdir;
218 vn_compat->vn_dev = vn.vn_dev;
219 vn_compat->vn_fsid = vn.vn_fsid;
220 vn_compat->vn_type = vn.vn_type;
221 vn_compat->vn_mode = vn.vn_mode;
222 if (strlen(vn.vn_devname) >= sizeof(vn_compat->vn_devname))
223 strcpy(vn_compat->vn_devname, trunc_name);
224 else
225 memcpy(vn_compat->vn_devname, vn.vn_devname,
226 sizeof(vn_compat->vn_devname));
227 return (0);
228}
229
230 int
231 freebsd12_procstat_get_vnode_info(struct procstat *procstat,
232 struct filestat *fst, struct freebsd12_vnstat *vn_compat, char *errbuf)
233{
234 struct vnstat vn;
235 int r;
236
237 r = procstat_get_vnode_info(procstat, fst, &vn, errbuf);
238 if (r != 0)
239 return (r);
240 vn_compat->vn_fileid = vn.vn_fileid;
241 vn_compat->vn_size = vn.vn_size;
242 vn_compat->vn_mntdir = vn.vn_mntdir;
243 vn_compat->vn_dev = vn.vn_dev;
244 vn_compat->vn_fsid = vn.vn_fsid;
245 vn_compat->vn_type = vn.vn_type;
246 vn_compat->vn_mode = vn.vn_mode;
247 if (strlen(vn.vn_devname) >= sizeof(vn_compat->vn_devname))
248 strcpy(vn_compat->vn_devname, trunc_name);
249 else
250 memcpy(vn_compat->vn_devname, vn.vn_devname,
251 sizeof(vn_compat->vn_devname));
252 return (0);
253}
254
255 __sym_compat(procstat_get_pts_info, freebsd11_procstat_get_pts_info, FBSD_1.2);
256 __sym_compat(procstat_get_socket_info, freebsd11_procstat_get_socket_info,
257 FBSD_1.2);
258 __sym_compat(procstat_get_vnode_info, freebsd11_procstat_get_vnode_info,
259 FBSD_1.2);
260 __sym_compat(procstat_get_sem_info, freebsd11_procstat_get_sem_info, FBSD_1.3);
261 __sym_compat(procstat_get_shm_info, freebsd11_procstat_get_shm_info, FBSD_1.3);
262 __sym_compat(procstat_get_pts_info, freebsd12_procstat_get_pts_info, FBSD_1.5);
263 __sym_compat(procstat_get_vnode_info, freebsd12_procstat_get_vnode_info,
264 FBSD_1.5);
265 

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