xref: /netbsd-src/sys/compat/netbsd32/netbsd32_lwp.c (revision b1c86f5f087524e68db12794ee9c3e3da1ab17a0)
1 /*	$NetBSD: netbsd32_lwp.c,v 1.11 2009/01/11 02:45:49 christos Exp $	*/
2 
3 /*
4  *  Copyright (c) 2005, 2006, 2007 The NetBSD Foundation.
5  *  All rights reserved.
6  *
7  *  Redistribution and use in source and binary forms, with or without
8  *  modification, are permitted provided that the following conditions
9  *  are met:
10  *  1. Redistributions of source code must retain the above copyright
11  *     notice, this list of conditions and the following disclaimer.
12  *  2. Redistributions in binary form must reproduce the above copyright
13  *     notice, this list of conditions and the following disclaimer in the
14  *     documentation and/or other materials provided with the distribution.
15  *
16  *  THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17  *  ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18  *  TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19  *  PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20  *  BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21  *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22  *  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23  *  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24  *  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25  *  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26  *  POSSIBILITY OF SUCH DAMAGE.
27  */
28 
29 #include <sys/cdefs.h>
30 __KERNEL_RCSID(0, "$NetBSD: netbsd32_lwp.c,v 1.11 2009/01/11 02:45:49 christos Exp $");
31 
32 #include <sys/types.h>
33 #include <sys/param.h>
34 #include <sys/systm.h>
35 #include <sys/kernel.h>
36 #include <sys/dirent.h>
37 #include <sys/mount.h>
38 #include <sys/proc.h>
39 #include <sys/syscallargs.h>
40 #include <sys/lwpctl.h>
41 
42 #include <compat/netbsd32/netbsd32.h>
43 #include <compat/netbsd32/netbsd32_syscallargs.h>
44 #include <compat/netbsd32/netbsd32_conv.h>
45 
46 /* Sycalls conversion */
47 
48 int
49 netbsd32__lwp_create(struct lwp *l, const struct netbsd32__lwp_create_args *uap, register_t *retval)
50 {
51 	/* {
52 		syscallarg(const netbsd32_ucontextp) ucp;
53 		syscallarg(netbsd32_u_long) flags;
54 		syscallarg(netbsd32_lwpidp) new_lwp;
55 	} */
56 	struct sys__lwp_create_args ua;
57 
58 	NETBSD32TOP_UAP(ucp, const ucontext_t);
59 	NETBSD32TO64_UAP(flags);
60 	NETBSD32TOP_UAP(new_lwp, lwpid_t);
61 
62 	return sys__lwp_create(l, &ua, retval);
63 }
64 
65 int
66 netbsd32__lwp_wait(struct lwp *l, const struct netbsd32__lwp_wait_args *uap, register_t *retval)
67 {
68 	/* {
69 		syscallarg(lwpid_t) wait_for;
70 		syscallarg(netbsd32_lwpidp) departed;
71 	} */
72 	struct sys__lwp_wait_args ua;
73 
74 	NETBSD32TO64_UAP(wait_for);
75 	NETBSD32TOP_UAP(departed, lwpid_t);
76 	return sys__lwp_wait(l, &ua, retval);
77 }
78 
79 int
80 netbsd32__lwp_suspend(struct lwp *l, const struct netbsd32__lwp_suspend_args *uap, register_t *retval)
81 {
82 	/* {
83 		syscallarg(lwpid_t) target;
84 	} */
85 	struct sys__lwp_suspend_args ua;
86 
87 	NETBSD32TO64_UAP(target);
88 	return sys__lwp_suspend(l, &ua, retval);
89 }
90 
91 int
92 netbsd32__lwp_continue(struct lwp *l, const struct netbsd32__lwp_continue_args *uap, register_t *retval)
93 {
94 	/* {
95 		syscallarg(lwpid_t) target;
96 	} */
97 	struct sys__lwp_continue_args ua;
98 
99 	NETBSD32TO64_UAP(target);
100 	return sys__lwp_continue(l, &ua, retval);
101 }
102 
103 int
104 netbsd32__lwp_wakeup(struct lwp *l, const struct netbsd32__lwp_wakeup_args *uap, register_t *retval)
105 {
106 	/* {
107 		syscallarg(lwpid_t) target;
108 	} */
109 	struct sys__lwp_wakeup_args ua;
110 
111 	NETBSD32TO64_UAP(target);
112 	return sys__lwp_wakeup(l, &ua, retval);
113 }
114 
115 int
116 netbsd32__lwp_setprivate(struct lwp *l, const struct netbsd32__lwp_setprivate_args *uap, register_t *retval)
117 {
118 	/* {
119 		syscallarg(netbsd32_voidp) ptr;
120 	} */
121 	struct sys__lwp_setprivate_args ua;
122 
123 	NETBSD32TOP_UAP(ptr, void);
124 	return sys__lwp_setprivate(l, &ua, retval);
125 }
126 
127 int
128 netbsd32____lwp_park50(struct lwp *l,
129     const struct netbsd32____lwp_park50_args *uap, register_t *retval)
130 {
131 	/* {
132 		syscallarg(const netbsd32_timespec50p) ts;
133 		syscallarg(lwpid_t) unpark;
134 		syscallarg(netbsd32_voidp) hint;
135 		syscallarg(netbsd32_voidp) unparkhint;
136 	} */
137 	struct timespec ts, *tsp;
138 	struct netbsd32_timespec ts32;
139 	int error;
140 
141 	if (SCARG_P32(uap, ts) == NULL)
142 		tsp = NULL;
143 	else {
144 		error = copyin(SCARG_P32(uap, ts), &ts32, sizeof ts32);
145 		if (error != 0)
146 			return error;
147 		netbsd32_to_timespec(&ts32, &ts);
148 		tsp = &ts;
149 	}
150 
151 	if (SCARG(uap, unpark) != 0) {
152 		error = lwp_unpark(SCARG(uap, unpark),
153 		    SCARG_P32(uap, unparkhint));
154 		if (error != 0)
155 			return error;
156 	}
157 
158 	return lwp_park(tsp, SCARG_P32(uap, hint));
159 }
160 
161 int
162 netbsd32__lwp_kill(struct lwp *l, const struct netbsd32__lwp_kill_args *uap, register_t *retval)
163 {
164 	/* {
165 		syscallarg(lwpid_t) target;
166 		syscallarg(int) signo;
167 	} */
168 	struct sys__lwp_kill_args ua;
169 
170 	NETBSD32TO64_UAP(target);
171 	NETBSD32TO64_UAP(signo);
172 	return sys__lwp_kill(l, &ua, retval);
173 }
174 int
175 netbsd32__lwp_detach(struct lwp *l, const struct netbsd32__lwp_detach_args *uap, register_t *retval)
176 {
177 	/* {
178 		syscallarg(lwpid_t) target;
179 	} */
180 	struct sys__lwp_detach_args ua;
181 
182 	NETBSD32TO64_UAP(target);
183 	return sys__lwp_detach(l, &ua, retval);
184 }
185 
186 int
187 netbsd32__lwp_unpark(struct lwp *l, const struct netbsd32__lwp_unpark_args *uap, register_t *retval)
188 {
189 	/* {
190 		syscallarg(lwpid_t) target;
191 		syscallarg(netbsd32_voidp) hint;
192 	} */
193 	struct sys__lwp_unpark_args ua;
194 
195 	NETBSD32TO64_UAP(target);
196 	NETBSD32TOP_UAP(hint, void);
197 	return sys__lwp_unpark(l, &ua, retval);
198 }
199 
200 int
201 netbsd32__lwp_unpark_all(struct lwp *l, const struct netbsd32__lwp_unpark_all_args *uap, register_t *retval)
202 {
203 	/* {
204 		syscallarg(const netbsd32_lwpidp) targets;
205 		syscallarg(netbsd32_size_t) ntargets;
206 		syscallarg(netbsd32_voidp) hint;
207 	} */
208 	struct sys__lwp_unpark_all_args ua;
209 
210 	NETBSD32TOP_UAP(targets, const lwpid_t);
211 	NETBSD32TOX_UAP(ntargets, size_t);
212 	NETBSD32TOP_UAP(hint, void);
213 	return sys__lwp_unpark_all(l, &ua, retval);
214 }
215 
216 int
217 netbsd32__lwp_setname(struct lwp *l, const struct netbsd32__lwp_setname_args *uap, register_t *retval)
218 {
219 	/* {
220 		syscallarg(lwpid_t) target;
221 		syscallarg(const netbsd32_charp) name;
222 	} */
223 	struct sys__lwp_setname_args ua;
224 
225 	NETBSD32TO64_UAP(target);
226 	NETBSD32TOP_UAP(name, char *);
227 	return sys__lwp_setname(l, &ua, retval);
228 }
229 
230 int
231 netbsd32__lwp_getname(struct lwp *l, const struct netbsd32__lwp_getname_args *uap, register_t *retval)
232 {
233 	/* {
234 		syscallarg(lwpid_t) target;
235 		syscallarg(netbsd32_charp) name;
236 		syscallarg(netbsd32_size_t) len;
237 	} */
238 	struct sys__lwp_getname_args ua;
239 
240 	NETBSD32TO64_UAP(target);
241 	NETBSD32TOP_UAP(name, char *);
242 	NETBSD32TOX_UAP(len, size_t);
243 	return sys__lwp_getname(l, &ua, retval);
244 }
245 
246 int
247 netbsd32__lwp_ctl(struct lwp *l, const struct netbsd32__lwp_ctl_args *uap, register_t *retval)
248 {
249 	/* {
250 		syscallarg(int) features;
251 		syscallarg(netbsd32_pointer_t) address;
252 	} */
253 	struct sys__lwp_ctl_args ua;
254 
255 	NETBSD32TO64_UAP(features);
256 	NETBSD32TOP_UAP(address, struct lwpctl *);
257 	return sys__lwp_ctl(l, &ua, retval);
258 }
259