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netbsd32_lwp.c revision 1.10.14.2
      1 /*	$NetBSD: netbsd32_lwp.c,v 1.10.14.2 2009/01/04 01:56:02 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 1.10.14.2 2009/01/04 01:56:02 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