linux32_ipccall.c revision 1.1.2.3
1 1.1.2.2 mjf /* $NetBSD: linux32_ipccall.c,v 1.1.2.3 2008/09/28 10:40:16 mjf Exp $ */ 2 1.1.2.2 mjf 3 1.1.2.2 mjf /* 4 1.1.2.2 mjf * Copyright (c) 2008 Nicolas Joly 5 1.1.2.2 mjf * All rights reserved. 6 1.1.2.2 mjf * 7 1.1.2.2 mjf * Redistribution and use in source and binary forms, with or without 8 1.1.2.2 mjf * modification, are permitted provided that the following conditions 9 1.1.2.2 mjf * are met: 10 1.1.2.2 mjf * 1. Redistributions of source code must retain the above copyright 11 1.1.2.2 mjf * notice, this list of conditions and the following disclaimer. 12 1.1.2.2 mjf * 2. Redistributions in binary form must reproduce the above copyright 13 1.1.2.2 mjf * notice, this list of conditions and the following disclaimer in the 14 1.1.2.2 mjf * documentation and/or other materials provided with the distribution. 15 1.1.2.2 mjf * 16 1.1.2.2 mjf * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS 17 1.1.2.2 mjf * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 18 1.1.2.2 mjf * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19 1.1.2.2 mjf * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 20 1.1.2.2 mjf * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 1.1.2.2 mjf * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 1.1.2.2 mjf * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 1.1.2.2 mjf * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 1.1.2.2 mjf * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 1.1.2.2 mjf * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26 1.1.2.2 mjf * POSSIBILITY OF SUCH DAMAGE. 27 1.1.2.2 mjf */ 28 1.1.2.2 mjf 29 1.1.2.2 mjf #include <sys/cdefs.h> 30 1.1.2.2 mjf __KERNEL_RCSID(0, "$NetBSD: linux32_ipccall.c,v 1.1.2.3 2008/09/28 10:40:16 mjf Exp $"); 31 1.1.2.2 mjf 32 1.1.2.2 mjf #if defined(_KERNEL_OPT) 33 1.1.2.2 mjf #include "opt_sysv.h" 34 1.1.2.2 mjf #endif 35 1.1.2.2 mjf 36 1.1.2.2 mjf #include <sys/param.h> 37 1.1.2.2 mjf #include <sys/vnode.h> 38 1.1.2.2 mjf #include <sys/sem.h> 39 1.1.2.2 mjf #include <sys/shm.h> 40 1.1.2.2 mjf 41 1.1.2.2 mjf #include <sys/syscallargs.h> 42 1.1.2.2 mjf 43 1.1.2.2 mjf #include <compat/netbsd32/netbsd32.h> 44 1.1.2.2 mjf 45 1.1.2.2 mjf #include <compat/linux32/common/linux32_types.h> 46 1.1.2.2 mjf #include <compat/linux32/common/linux32_signal.h> 47 1.1.2.2 mjf #include <compat/linux32/linux32_syscallargs.h> 48 1.1.2.2 mjf #include <compat/linux32/common/linux32_ipc.h> 49 1.1.2.2 mjf #include <compat/linux32/common/linux32_sem.h> 50 1.1.2.2 mjf #include <compat/linux32/common/linux32_shm.h> 51 1.1.2.2 mjf 52 1.1.2.2 mjf #define LINUX32_IPC_semop 1 53 1.1.2.2 mjf #define LINUX32_IPC_semget 2 54 1.1.2.2 mjf #define LINUX32_IPC_semctl 3 55 1.1.2.2 mjf #define LINUX32_IPC_msgsnd 11 56 1.1.2.2 mjf #define LINUX32_IPC_msgrcv 12 57 1.1.2.2 mjf #define LINUX32_IPC_msgget 13 58 1.1.2.2 mjf #define LINUX32_IPC_msgctl 14 59 1.1.2.2 mjf #define LINUX32_IPC_shmat 21 60 1.1.2.2 mjf #define LINUX32_IPC_shmdt 22 61 1.1.2.2 mjf #define LINUX32_IPC_shmget 23 62 1.1.2.2 mjf #define LINUX32_IPC_shmctl 24 63 1.1.2.2 mjf 64 1.1.2.2 mjf #ifdef SYSVSEM 65 1.1.2.2 mjf static void 66 1.1.2.2 mjf bsd_to_linux32_semid_ds(struct semid_ds *, struct linux32_semid_ds *); 67 1.1.2.2 mjf static void 68 1.1.2.2 mjf bsd_to_linux32_semid64_ds(struct semid_ds *, struct linux32_semid64_ds *); 69 1.1.2.2 mjf static void 70 1.1.2.2 mjf linux32_to_bsd_semid_ds(struct linux32_semid_ds *, struct semid_ds *); 71 1.1.2.2 mjf static void 72 1.1.2.2 mjf linux32_to_bsd_semid64_ds(struct linux32_semid64_ds *, struct semid_ds *); 73 1.1.2.2 mjf 74 1.1.2.2 mjf static int 75 1.1.2.2 mjf linux32_semop(struct lwp *, const struct linux32_sys_ipc_args *, register_t *); 76 1.1.2.2 mjf static int 77 1.1.2.2 mjf linux32_semget(struct lwp *, const struct linux32_sys_ipc_args *, register_t *); 78 1.1.2.2 mjf static int 79 1.1.2.2 mjf linux32_semctl(struct lwp *, const struct linux32_sys_ipc_args *, register_t *); 80 1.1.2.2 mjf #endif /* SYSVSEM */ 81 1.1.2.2 mjf 82 1.1.2.2 mjf #ifdef SYSVSHM 83 1.1.2.2 mjf static void 84 1.1.2.2 mjf bsd_to_linux32_shmid_ds(struct shmid_ds *, struct linux32_shmid_ds *); 85 1.1.2.2 mjf static void 86 1.1.2.2 mjf linux32_to_bsd_shmid_ds(struct linux32_shmid_ds *, struct shmid_ds *); 87 1.1.2.2 mjf static void 88 1.1.2.2 mjf bsd_to_linux32_shmid64_ds(struct shmid_ds *, struct linux32_shmid64_ds *); 89 1.1.2.2 mjf static void 90 1.1.2.2 mjf linux32_to_bsd_shmid64_ds(struct linux32_shmid64_ds *, struct shmid_ds *); 91 1.1.2.2 mjf 92 1.1.2.2 mjf static int 93 1.1.2.2 mjf linux32_shmat(struct lwp *, const struct linux32_sys_ipc_args *, register_t *); 94 1.1.2.2 mjf static int 95 1.1.2.2 mjf linux32_shmdt(struct lwp *, const struct linux32_sys_ipc_args *, register_t *); 96 1.1.2.2 mjf static int 97 1.1.2.2 mjf linux32_shmget(struct lwp *, const struct linux32_sys_ipc_args *, register_t *); 98 1.1.2.2 mjf static int 99 1.1.2.2 mjf linux32_shmctl(struct lwp *, const struct linux32_sys_ipc_args *, register_t *); 100 1.1.2.2 mjf #endif /* SYSVSHM */ 101 1.1.2.2 mjf 102 1.1.2.2 mjf int 103 1.1.2.2 mjf linux32_sys_ipc(struct lwp *l, const struct linux32_sys_ipc_args *uap, 104 1.1.2.2 mjf register_t *retval) 105 1.1.2.2 mjf { 106 1.1.2.2 mjf /* { 107 1.1.2.2 mjf syscallarg(int) what; 108 1.1.2.2 mjf syscallarg(int) a1; 109 1.1.2.2 mjf syscallarg(int) a2; 110 1.1.2.2 mjf syscallarg(int) a3; 111 1.1.2.2 mjf syscallarg(netbsd32_voidp) ptr; 112 1.1.2.2 mjf } */ 113 1.1.2.2 mjf 114 1.1.2.2 mjf switch (SCARG(uap, what)) { 115 1.1.2.2 mjf #ifdef SYSVSEM 116 1.1.2.2 mjf case LINUX32_IPC_semop: 117 1.1.2.2 mjf return linux32_semop(l, uap, retval);; 118 1.1.2.2 mjf case LINUX32_IPC_semget: 119 1.1.2.2 mjf return linux32_semget(l, uap, retval); 120 1.1.2.2 mjf case LINUX32_IPC_semctl: 121 1.1.2.2 mjf return linux32_semctl(l, uap, retval); 122 1.1.2.2 mjf #endif /* SYSVSEM */ 123 1.1.2.2 mjf #ifdef SYSVSHM 124 1.1.2.2 mjf case LINUX32_IPC_shmat: 125 1.1.2.2 mjf return linux32_shmat(l, uap, retval); 126 1.1.2.2 mjf case LINUX32_IPC_shmdt: 127 1.1.2.2 mjf return linux32_shmdt(l, uap, retval); 128 1.1.2.2 mjf case LINUX32_IPC_shmget: 129 1.1.2.2 mjf return linux32_shmget(l, uap, retval); 130 1.1.2.2 mjf case LINUX32_IPC_shmctl: 131 1.1.2.2 mjf return linux32_shmctl(l, uap, retval); 132 1.1.2.2 mjf #endif /* SYSVSHM */ 133 1.1.2.2 mjf default: 134 1.1.2.2 mjf return ENOSYS; 135 1.1.2.2 mjf } 136 1.1.2.2 mjf 137 1.1.2.2 mjf } 138 1.1.2.2 mjf 139 1.1.2.2 mjf static void 140 1.1.2.2 mjf bsd_to_linux32_ipc_perm(struct ipc_perm *bpp, struct linux32_ipc_perm *lpp) 141 1.1.2.2 mjf { 142 1.1.2.2 mjf lpp->l_key = bpp->_key; 143 1.1.2.2 mjf lpp->l_uid = bpp->uid; 144 1.1.2.2 mjf lpp->l_gid = bpp->gid; 145 1.1.2.2 mjf lpp->l_cuid = bpp->cuid; 146 1.1.2.2 mjf lpp->l_cgid = bpp->cgid; 147 1.1.2.2 mjf lpp->l_mode = bpp->mode; 148 1.1.2.2 mjf lpp->l_seq = bpp->_seq; 149 1.1.2.2 mjf } 150 1.1.2.2 mjf 151 1.1.2.2 mjf static void 152 1.1.2.2 mjf linux32_to_bsd_ipc_perm(struct linux32_ipc_perm *lpp, struct ipc_perm *bpp) 153 1.1.2.2 mjf { 154 1.1.2.2 mjf bpp->_key = lpp->l_key; 155 1.1.2.2 mjf bpp->uid = lpp->l_uid; 156 1.1.2.2 mjf bpp->gid = lpp->l_gid; 157 1.1.2.2 mjf bpp->cuid = lpp->l_cuid; 158 1.1.2.2 mjf bpp->cgid = lpp->l_cgid; 159 1.1.2.2 mjf bpp->mode = lpp->l_mode; 160 1.1.2.2 mjf bpp->_seq = lpp->l_seq; 161 1.1.2.2 mjf } 162 1.1.2.2 mjf 163 1.1.2.2 mjf static void 164 1.1.2.2 mjf bsd_to_linux32_ipc64_perm(struct ipc_perm *bpp, struct linux32_ipc64_perm *lpp) 165 1.1.2.2 mjf { 166 1.1.2.2 mjf lpp->l_key = bpp->_key; 167 1.1.2.2 mjf lpp->l_uid = bpp->uid; 168 1.1.2.2 mjf lpp->l_gid = bpp->gid; 169 1.1.2.2 mjf lpp->l_cuid = bpp->cuid; 170 1.1.2.2 mjf lpp->l_cgid = bpp->cgid; 171 1.1.2.2 mjf lpp->l_mode = bpp->mode; 172 1.1.2.2 mjf lpp->l_seq = bpp->_seq; 173 1.1.2.2 mjf } 174 1.1.2.2 mjf 175 1.1.2.2 mjf static void 176 1.1.2.2 mjf linux32_to_bsd_ipc64_perm(struct linux32_ipc64_perm *lpp, struct ipc_perm *bpp) 177 1.1.2.2 mjf { 178 1.1.2.2 mjf bpp->_key = lpp->l_key; 179 1.1.2.2 mjf bpp->uid = lpp->l_uid; 180 1.1.2.2 mjf bpp->gid = lpp->l_gid; 181 1.1.2.2 mjf bpp->cuid = lpp->l_cuid; 182 1.1.2.2 mjf bpp->cgid = lpp->l_cgid; 183 1.1.2.2 mjf bpp->mode = lpp->l_mode; 184 1.1.2.2 mjf bpp->_seq = lpp->l_seq; 185 1.1.2.2 mjf } 186 1.1.2.2 mjf 187 1.1.2.2 mjf #ifdef SYSVSEM 188 1.1.2.2 mjf static void 189 1.1.2.2 mjf bsd_to_linux32_semid_ds(struct semid_ds *bsp, struct linux32_semid_ds *lsp) 190 1.1.2.2 mjf { 191 1.1.2.2 mjf bsd_to_linux32_ipc_perm(&bsp->sem_perm, &lsp->l_sem_perm); 192 1.1.2.2 mjf lsp->l_sem_otime = bsp->sem_otime; 193 1.1.2.2 mjf lsp->l_sem_ctime = bsp->sem_ctime; 194 1.1.2.2 mjf lsp->l_sem_nsems = bsp->sem_nsems; 195 1.1.2.2 mjf NETBSD32PTR32(lsp->l_sem_base, bsp->_sem_base); 196 1.1.2.2 mjf } 197 1.1.2.2 mjf 198 1.1.2.2 mjf static void 199 1.1.2.2 mjf bsd_to_linux32_semid64_ds(struct semid_ds *bsp, struct linux32_semid64_ds *lsp) 200 1.1.2.2 mjf { 201 1.1.2.2 mjf bsd_to_linux32_ipc64_perm(&bsp->sem_perm, &lsp->l_sem_perm); 202 1.1.2.2 mjf lsp->l_sem_otime = bsp->sem_otime; 203 1.1.2.2 mjf lsp->l_sem_ctime = bsp->sem_ctime; 204 1.1.2.2 mjf lsp->l_sem_nsems = bsp->sem_nsems; 205 1.1.2.2 mjf } 206 1.1.2.2 mjf 207 1.1.2.2 mjf static void 208 1.1.2.2 mjf linux32_to_bsd_semid_ds(struct linux32_semid_ds *lsp, struct semid_ds *bsp) 209 1.1.2.2 mjf { 210 1.1.2.2 mjf linux32_to_bsd_ipc_perm(&lsp->l_sem_perm, &bsp->sem_perm); 211 1.1.2.2 mjf bsp->sem_otime = lsp->l_sem_otime; 212 1.1.2.2 mjf bsp->sem_ctime = lsp->l_sem_ctime; 213 1.1.2.2 mjf bsp->sem_nsems = lsp->l_sem_nsems; 214 1.1.2.2 mjf bsp->_sem_base = NETBSD32PTR64(lsp->l_sem_base); 215 1.1.2.2 mjf } 216 1.1.2.2 mjf 217 1.1.2.2 mjf static void 218 1.1.2.2 mjf linux32_to_bsd_semid64_ds(struct linux32_semid64_ds *lsp, struct semid_ds *bsp) 219 1.1.2.2 mjf { 220 1.1.2.2 mjf linux32_to_bsd_ipc64_perm(&lsp->l_sem_perm, &bsp->sem_perm); 221 1.1.2.2 mjf bsp->sem_otime = lsp->l_sem_otime; 222 1.1.2.2 mjf bsp->sem_ctime = lsp->l_sem_ctime; 223 1.1.2.2 mjf bsp->sem_nsems = lsp->l_sem_nsems; 224 1.1.2.2 mjf } 225 1.1.2.2 mjf 226 1.1.2.2 mjf static int 227 1.1.2.2 mjf linux32_semop(struct lwp *l, const struct linux32_sys_ipc_args *uap, 228 1.1.2.2 mjf register_t *retval) 229 1.1.2.2 mjf { 230 1.1.2.2 mjf struct sys_semop_args ua; 231 1.1.2.2 mjf 232 1.1.2.2 mjf SCARG(&ua, semid) = SCARG(uap, a1); 233 1.1.2.2 mjf SCARG(&ua, sops) = SCARG_P32(uap, ptr); 234 1.1.2.2 mjf SCARG(&ua, nsops) = SCARG(uap, a2); 235 1.1.2.2 mjf 236 1.1.2.2 mjf return sys_semop(l, &ua, retval); 237 1.1.2.2 mjf } 238 1.1.2.2 mjf 239 1.1.2.2 mjf static int 240 1.1.2.2 mjf linux32_semget(struct lwp *l, const struct linux32_sys_ipc_args *uap, 241 1.1.2.2 mjf register_t *retval) 242 1.1.2.2 mjf { 243 1.1.2.2 mjf struct sys_semget_args ua; 244 1.1.2.2 mjf 245 1.1.2.2 mjf SCARG(&ua, key) = SCARG(uap, a1); 246 1.1.2.2 mjf SCARG(&ua, nsems) = SCARG(uap, a2); 247 1.1.2.2 mjf SCARG(&ua, semflg) = SCARG(uap, a3); 248 1.1.2.2 mjf 249 1.1.2.2 mjf return sys_semget(l, &ua, retval); 250 1.1.2.2 mjf } 251 1.1.2.2 mjf 252 1.1.2.2 mjf static int 253 1.1.2.2 mjf linux32_semctl(struct lwp *l, const struct linux32_sys_ipc_args *uap, 254 1.1.2.2 mjf register_t *retval) 255 1.1.2.2 mjf { 256 1.1.2.2 mjf int cmd, error; 257 1.1.2.2 mjf struct semid_ds bs; 258 1.1.2.2 mjf struct linux32_semid_ds ls; 259 1.1.2.2 mjf struct linux32_semid64_ds ls64; 260 1.1.2.2 mjf union linux32_semun lsem; 261 1.1.2.2 mjf union __semun bsem; 262 1.1.2.2 mjf void *buf = NULL; 263 1.1.2.2 mjf 264 1.1.2.2 mjf if ((error = copyin(SCARG_P32(uap, ptr), &lsem, sizeof lsem))) 265 1.1.2.2 mjf return error; 266 1.1.2.2 mjf 267 1.1.2.2 mjf switch (SCARG(uap, a3)) { 268 1.1.2.2 mjf case LINUX32_IPC_RMID: 269 1.1.2.2 mjf cmd = IPC_RMID; 270 1.1.2.2 mjf break; 271 1.1.2.2 mjf case LINUX32_IPC_STAT: 272 1.1.2.2 mjf case LINUX32_IPC_STAT|LINUX32_IPC_64: 273 1.1.2.2 mjf cmd = IPC_STAT; 274 1.1.2.2 mjf buf = &bs; 275 1.1.2.2 mjf break; 276 1.1.2.2 mjf case LINUX32_IPC_SET: 277 1.1.2.2 mjf error = copyin(NETBSD32PTR64(lsem.l_buf), &ls, sizeof ls); 278 1.1.2.2 mjf if (error) 279 1.1.2.2 mjf return error; 280 1.1.2.2 mjf linux32_to_bsd_semid_ds(&ls, &bs); 281 1.1.2.2 mjf cmd = IPC_SET; 282 1.1.2.2 mjf buf = &bs; 283 1.1.2.2 mjf break; 284 1.1.2.2 mjf case LINUX32_IPC_SET|LINUX32_IPC_64: 285 1.1.2.2 mjf error = copyin(NETBSD32PTR64(lsem.l_buf), &ls64, sizeof ls64); 286 1.1.2.2 mjf if (error) 287 1.1.2.2 mjf return error; 288 1.1.2.2 mjf linux32_to_bsd_semid64_ds(&ls64, &bs); 289 1.1.2.2 mjf cmd = IPC_SET; 290 1.1.2.2 mjf buf = &bs; 291 1.1.2.2 mjf break; 292 1.1.2.2 mjf case LINUX32_GETVAL: 293 1.1.2.2 mjf cmd = GETVAL; 294 1.1.2.2 mjf break; 295 1.1.2.2 mjf case LINUX32_SETVAL: 296 1.1.2.2 mjf cmd = SETVAL; 297 1.1.2.2 mjf bsem.val = lsem.l_val; 298 1.1.2.2 mjf buf = &bsem; 299 1.1.2.2 mjf break; 300 1.1.2.2 mjf case LINUX32_GETPID: 301 1.1.2.2 mjf cmd = GETPID; 302 1.1.2.2 mjf break; 303 1.1.2.2 mjf case LINUX32_GETNCNT: 304 1.1.2.2 mjf cmd = GETNCNT; 305 1.1.2.2 mjf break; 306 1.1.2.2 mjf case LINUX32_GETZCNT: 307 1.1.2.2 mjf cmd = GETZCNT; 308 1.1.2.2 mjf break; 309 1.1.2.2 mjf case LINUX32_GETALL: 310 1.1.2.2 mjf cmd = GETALL; 311 1.1.2.2 mjf bsem.array = NETBSD32PTR64(lsem.l_array); 312 1.1.2.2 mjf buf = &bsem; 313 1.1.2.2 mjf break; 314 1.1.2.2 mjf case LINUX32_SETALL: 315 1.1.2.2 mjf cmd = SETALL; 316 1.1.2.2 mjf bsem.array = NETBSD32PTR64(lsem.l_array); 317 1.1.2.2 mjf buf = &bsem; 318 1.1.2.2 mjf break; 319 1.1.2.2 mjf default: 320 1.1.2.2 mjf return EINVAL; 321 1.1.2.2 mjf } 322 1.1.2.2 mjf 323 1.1.2.2 mjf error = semctl1(l, SCARG(uap, a1), SCARG(uap, a2), cmd, buf, retval); 324 1.1.2.2 mjf if (error) 325 1.1.2.2 mjf return error; 326 1.1.2.2 mjf 327 1.1.2.2 mjf switch (SCARG(uap, a3)) { 328 1.1.2.2 mjf case LINUX32_IPC_STAT: 329 1.1.2.2 mjf bsd_to_linux32_semid_ds(&bs, &ls); 330 1.1.2.2 mjf error = copyout(&ls, NETBSD32PTR64(lsem.l_buf), sizeof ls); 331 1.1.2.2 mjf break; 332 1.1.2.2 mjf case LINUX32_IPC_STAT|LINUX32_IPC_64: 333 1.1.2.2 mjf bsd_to_linux32_semid64_ds(&bs, &ls64); 334 1.1.2.2 mjf error = copyout(&ls64, NETBSD32PTR64(lsem.l_buf), sizeof ls64); 335 1.1.2.2 mjf break; 336 1.1.2.2 mjf default: 337 1.1.2.2 mjf break; 338 1.1.2.2 mjf } 339 1.1.2.2 mjf 340 1.1.2.2 mjf return error; 341 1.1.2.2 mjf } 342 1.1.2.2 mjf #endif /* SYSVSEM */ 343 1.1.2.2 mjf 344 1.1.2.2 mjf #ifdef SYSVSHM 345 1.1.2.2 mjf static void 346 1.1.2.2 mjf bsd_to_linux32_shmid_ds(struct shmid_ds *bsp, struct linux32_shmid_ds *lsp) 347 1.1.2.2 mjf { 348 1.1.2.2 mjf bsd_to_linux32_ipc_perm(&bsp->shm_perm, &lsp->l_shm_perm); 349 1.1.2.2 mjf lsp->l_shm_segsz = bsp->shm_segsz; 350 1.1.2.2 mjf lsp->l_shm_atime = bsp->shm_atime; 351 1.1.2.2 mjf lsp->l_shm_dtime = bsp->shm_dtime; 352 1.1.2.2 mjf lsp->l_shm_ctime = bsp->shm_ctime; 353 1.1.2.2 mjf lsp->l_shm_cpid = bsp->shm_cpid; 354 1.1.2.2 mjf lsp->l_shm_lpid = bsp->shm_lpid; 355 1.1.2.2 mjf lsp->l_shm_nattch = bsp->shm_nattch; 356 1.1.2.2 mjf NETBSD32PTR32(lsp->l_private2, bsp->_shm_internal); 357 1.1.2.2 mjf } 358 1.1.2.2 mjf 359 1.1.2.2 mjf static void 360 1.1.2.2 mjf linux32_to_bsd_shmid_ds(struct linux32_shmid_ds *lsp, struct shmid_ds *bsp) 361 1.1.2.2 mjf { 362 1.1.2.2 mjf linux32_to_bsd_ipc_perm(&lsp->l_shm_perm, &bsp->shm_perm); 363 1.1.2.2 mjf bsp->shm_segsz = lsp->l_shm_segsz; 364 1.1.2.2 mjf bsp->shm_atime = lsp->l_shm_atime; 365 1.1.2.2 mjf bsp->shm_dtime = lsp->l_shm_dtime; 366 1.1.2.2 mjf bsp->shm_ctime = lsp->l_shm_ctime; 367 1.1.2.2 mjf bsp->shm_cpid = lsp->l_shm_cpid; 368 1.1.2.2 mjf bsp->shm_lpid = lsp->l_shm_lpid; 369 1.1.2.2 mjf bsp->shm_nattch = lsp->l_shm_nattch; 370 1.1.2.2 mjf bsp->_shm_internal = NETBSD32PTR64(lsp->l_private2); 371 1.1.2.2 mjf } 372 1.1.2.2 mjf 373 1.1.2.2 mjf static void 374 1.1.2.2 mjf bsd_to_linux32_shmid64_ds(struct shmid_ds *bsp, struct linux32_shmid64_ds *lsp) 375 1.1.2.2 mjf { 376 1.1.2.2 mjf bsd_to_linux32_ipc64_perm(&bsp->shm_perm, &lsp->l_shm_perm); 377 1.1.2.2 mjf lsp->l_shm_segsz = bsp->shm_segsz; 378 1.1.2.2 mjf lsp->l_shm_atime = bsp->shm_atime; 379 1.1.2.2 mjf lsp->l_shm_dtime = bsp->shm_dtime; 380 1.1.2.2 mjf lsp->l_shm_ctime = bsp->shm_ctime; 381 1.1.2.2 mjf lsp->l_shm_cpid = bsp->shm_cpid; 382 1.1.2.2 mjf lsp->l_shm_lpid = bsp->shm_lpid; 383 1.1.2.2 mjf lsp->l_shm_nattch = bsp->shm_nattch; 384 1.1.2.2 mjf lsp->l___unused5 = NETBSD32PTR32I(bsp->_shm_internal); 385 1.1.2.2 mjf } 386 1.1.2.2 mjf 387 1.1.2.2 mjf static void 388 1.1.2.2 mjf linux32_to_bsd_shmid64_ds(struct linux32_shmid64_ds *lsp, struct shmid_ds *bsp) 389 1.1.2.2 mjf { 390 1.1.2.2 mjf linux32_to_bsd_ipc64_perm(&lsp->l_shm_perm, &bsp->shm_perm); 391 1.1.2.2 mjf bsp->shm_segsz = lsp->l_shm_segsz; 392 1.1.2.2 mjf bsp->shm_atime = lsp->l_shm_atime; 393 1.1.2.2 mjf bsp->shm_dtime = lsp->l_shm_dtime; 394 1.1.2.2 mjf bsp->shm_ctime = lsp->l_shm_ctime; 395 1.1.2.2 mjf bsp->shm_cpid = lsp->l_shm_cpid; 396 1.1.2.2 mjf bsp->shm_lpid = lsp->l_shm_lpid; 397 1.1.2.2 mjf bsp->shm_nattch = lsp->l_shm_nattch; 398 1.1.2.2 mjf bsp->_shm_internal = NETBSD32IPTR64(lsp->l___unused5); 399 1.1.2.2 mjf } 400 1.1.2.2 mjf 401 1.1.2.2 mjf static int 402 1.1.2.2 mjf linux32_shmat(struct lwp *l, const struct linux32_sys_ipc_args *uap, 403 1.1.2.2 mjf register_t *retval) 404 1.1.2.2 mjf { 405 1.1.2.2 mjf struct sys_shmat_args ua; 406 1.1.2.3 mjf netbsd32_pointer_t addr32; 407 1.1.2.2 mjf int error; 408 1.1.2.2 mjf 409 1.1.2.2 mjf SCARG(&ua, shmid) = SCARG(uap, a1); 410 1.1.2.2 mjf SCARG(&ua, shmaddr) = SCARG_P32(uap, ptr); 411 1.1.2.2 mjf SCARG(&ua, shmflg) = SCARG(uap, a2); 412 1.1.2.2 mjf 413 1.1.2.2 mjf if ((error = sys_shmat(l, &ua, retval))) 414 1.1.2.2 mjf return error; 415 1.1.2.2 mjf 416 1.1.2.3 mjf NETBSD32PTR32(addr32, (const void *)(uintptr_t)retval[0]); 417 1.1.2.3 mjf 418 1.1.2.3 mjf error = copyout(&addr32, NETBSD32IPTR64(SCARG(uap, a3)), sizeof addr32); 419 1.1.2.3 mjf if (error == 0) 420 1.1.2.3 mjf retval[0] = 0; 421 1.1.2.2 mjf 422 1.1.2.3 mjf return error; 423 1.1.2.2 mjf } 424 1.1.2.2 mjf 425 1.1.2.2 mjf static int 426 1.1.2.2 mjf linux32_shmdt(struct lwp *l, const struct linux32_sys_ipc_args *uap, 427 1.1.2.2 mjf register_t *retval) 428 1.1.2.2 mjf { 429 1.1.2.2 mjf struct sys_shmdt_args ua; 430 1.1.2.2 mjf 431 1.1.2.2 mjf SCARG(&ua, shmaddr) = SCARG_P32(uap, ptr); 432 1.1.2.2 mjf 433 1.1.2.2 mjf return sys_shmdt(l, &ua, retval); 434 1.1.2.2 mjf } 435 1.1.2.2 mjf 436 1.1.2.2 mjf static int 437 1.1.2.2 mjf linux32_shmget(struct lwp *l, const struct linux32_sys_ipc_args *uap, 438 1.1.2.2 mjf register_t *retval) 439 1.1.2.2 mjf { 440 1.1.2.2 mjf struct sys_shmget_args ua; 441 1.1.2.2 mjf 442 1.1.2.2 mjf SCARG(&ua, key) = SCARG(uap, a1); 443 1.1.2.2 mjf SCARG(&ua, size) = SCARG(uap, a2); 444 1.1.2.2 mjf SCARG(&ua, shmflg) = SCARG(uap, a3) | _SHM_RMLINGER; 445 1.1.2.2 mjf 446 1.1.2.2 mjf return sys_shmget(l, &ua, retval); 447 1.1.2.2 mjf } 448 1.1.2.2 mjf 449 1.1.2.2 mjf static int 450 1.1.2.2 mjf linux32_shmctl(struct lwp *l, const struct linux32_sys_ipc_args *uap, 451 1.1.2.2 mjf register_t *retval) 452 1.1.2.2 mjf { 453 1.1.2.2 mjf int shmid, cmd, error; 454 1.1.2.2 mjf struct shmid_ds bs, *bsp = NULL; 455 1.1.2.2 mjf struct linux32_shmid_ds ls; 456 1.1.2.2 mjf struct linux32_shmid64_ds ls64; 457 1.1.2.2 mjf 458 1.1.2.2 mjf shmid = SCARG(uap, a1); 459 1.1.2.2 mjf 460 1.1.2.2 mjf switch (SCARG(uap, a2)) { 461 1.1.2.2 mjf case LINUX32_IPC_RMID: 462 1.1.2.2 mjf cmd = IPC_RMID; 463 1.1.2.2 mjf break; 464 1.1.2.2 mjf case LINUX32_SHM_STAT: 465 1.1.2.2 mjf case LINUX32_SHM_STAT|LINUX32_IPC_64: 466 1.1.2.2 mjf return ENOSYS; 467 1.1.2.2 mjf case LINUX32_IPC_STAT: 468 1.1.2.2 mjf case LINUX32_IPC_STAT|LINUX32_IPC_64: 469 1.1.2.2 mjf cmd = IPC_STAT; 470 1.1.2.2 mjf bsp = &bs; 471 1.1.2.2 mjf break; 472 1.1.2.2 mjf case LINUX32_IPC_SET: 473 1.1.2.2 mjf cmd = IPC_SET; 474 1.1.2.2 mjf bsp = &bs; 475 1.1.2.2 mjf if ((error = copyin(SCARG_P32(uap, ptr), &ls, sizeof ls))) 476 1.1.2.2 mjf return error; 477 1.1.2.2 mjf linux32_to_bsd_shmid_ds(&ls, &bs); 478 1.1.2.2 mjf break; 479 1.1.2.2 mjf case LINUX32_IPC_SET|LINUX32_IPC_64: 480 1.1.2.2 mjf cmd = IPC_SET; 481 1.1.2.2 mjf bsp = &bs; 482 1.1.2.2 mjf if ((error = copyin(SCARG_P32(uap, ptr), &ls64, sizeof ls64))) 483 1.1.2.2 mjf return error; 484 1.1.2.2 mjf linux32_to_bsd_shmid64_ds(&ls64, &bs); 485 1.1.2.2 mjf break; 486 1.1.2.2 mjf case LINUX32_SHM_LOCK: 487 1.1.2.2 mjf cmd = SHM_LOCK; 488 1.1.2.2 mjf break; 489 1.1.2.2 mjf case LINUX32_SHM_UNLOCK: 490 1.1.2.2 mjf cmd = SHM_UNLOCK; 491 1.1.2.2 mjf break; 492 1.1.2.2 mjf case LINUX32_IPC_INFO: 493 1.1.2.2 mjf case LINUX32_SHM_INFO: 494 1.1.2.2 mjf return ENOSYS; 495 1.1.2.2 mjf default: 496 1.1.2.2 mjf return EINVAL; 497 1.1.2.2 mjf } 498 1.1.2.2 mjf 499 1.1.2.2 mjf if ((error = shmctl1(l, shmid, cmd, bsp))) 500 1.1.2.2 mjf return error; 501 1.1.2.2 mjf 502 1.1.2.2 mjf switch (SCARG(uap, a2)) { 503 1.1.2.2 mjf case LINUX32_IPC_STAT: 504 1.1.2.2 mjf case LINUX32_SHM_STAT: 505 1.1.2.2 mjf bsd_to_linux32_shmid_ds(&bs, &ls); 506 1.1.2.2 mjf error = copyout(&ls, SCARG_P32(uap, ptr), sizeof ls); 507 1.1.2.2 mjf break; 508 1.1.2.2 mjf case LINUX32_IPC_STAT|LINUX32_IPC_64: 509 1.1.2.2 mjf case LINUX32_SHM_STAT|LINUX32_IPC_64: 510 1.1.2.2 mjf bsd_to_linux32_shmid64_ds(&bs, &ls64); 511 1.1.2.2 mjf error = copyout(&ls64, SCARG_P32(uap, ptr), sizeof ls64); 512 1.1.2.2 mjf default: 513 1.1.2.2 mjf break; 514 1.1.2.2 mjf } 515 1.1.2.2 mjf 516 1.1.2.2 mjf return error; 517 1.1.2.2 mjf } 518 1.1.2.2 mjf #endif /* SYSVSHM */ 519
Indexes created Fri Oct 03 02:09:57 GMT 2025