Annotation of sys/compat/osf1/osf1_misc.c, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: osf1_misc.c,v 1.17 2004/06/25 16:28:51 deraadt Exp $ */
! 2: /* $NetBSD: osf1_misc.c,v 1.55 2000/06/28 15:39:33 mrg Exp $ */
! 3:
! 4: /*
! 5: * Copyright (c) 1999 Christopher G. Demetriou. 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: * 3. All advertising materials mentioning features or use of this software
! 16: * must display the following acknowledgement:
! 17: * This product includes software developed by Christopher G. Demetriou
! 18: * for the NetBSD Project.
! 19: * 4. The name of the author may not be used to endorse or promote products
! 20: * derived from this software without specific prior written permission
! 21: *
! 22: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
! 23: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
! 24: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
! 25: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
! 26: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
! 27: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
! 28: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
! 29: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
! 30: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
! 31: * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
! 32: */
! 33:
! 34: /*
! 35: * Copyright (c) 1994, 1995 Carnegie-Mellon University.
! 36: * All rights reserved.
! 37: *
! 38: * Author: Chris G. Demetriou
! 39: *
! 40: * Permission to use, copy, modify and distribute this software and
! 41: * its documentation is hereby granted, provided that both the copyright
! 42: * notice and this permission notice appear in all copies of the
! 43: * software, derivative works or modified versions, and any portions
! 44: * thereof, and that both notices appear in supporting documentation.
! 45: *
! 46: * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
! 47: * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
! 48: * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
! 49: *
! 50: * Carnegie Mellon requests users of this software to return to
! 51: *
! 52: * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
! 53: * School of Computer Science
! 54: * Carnegie Mellon University
! 55: * Pittsburgh PA 15213-3890
! 56: *
! 57: * any improvements or extensions that they make and grant Carnegie the
! 58: * rights to redistribute these changes.
! 59: */
! 60:
! 61: #include <sys/param.h>
! 62: #include <sys/systm.h>
! 63: #include <sys/namei.h>
! 64: #include <sys/proc.h>
! 65: #include <sys/file.h>
! 66: #include <sys/stat.h>
! 67: #include <sys/filedesc.h>
! 68: #include <sys/kernel.h>
! 69: #include <sys/malloc.h>
! 70: #include <sys/mman.h>
! 71: #include <sys/mount.h>
! 72: #include <sys/signal.h>
! 73: #include <sys/signalvar.h>
! 74: #include <sys/reboot.h>
! 75: #include <sys/syscallargs.h>
! 76: #include <sys/exec.h>
! 77: #include <sys/vnode.h>
! 78: #include <sys/socketvar.h>
! 79: #include <sys/resource.h>
! 80: #include <sys/resourcevar.h>
! 81: #include <sys/wait.h>
! 82:
! 83: #include <compat/osf1/osf1.h>
! 84: #include <compat/osf1/osf1_syscallargs.h>
! 85: #include <compat/osf1/osf1_util.h>
! 86: #include <compat/osf1/osf1_cvt.h>
! 87:
! 88: #ifdef SYSCALL_DEBUG
! 89: extern int scdebug;
! 90: #endif
! 91:
! 92: const char osf1_emul_path[] = "/emul/osf1";
! 93:
! 94: int
! 95: osf1_sys_classcntl(p, v, retval)
! 96: struct proc *p;
! 97: void *v;
! 98: register_t *retval;
! 99: {
! 100:
! 101: /* XXX */
! 102: return (ENOSYS);
! 103: }
! 104:
! 105: int
! 106: osf1_sys_reboot(p, v, retval)
! 107: struct proc *p;
! 108: void *v;
! 109: register_t *retval;
! 110: {
! 111: struct osf1_sys_reboot_args *uap = v;
! 112: struct sys_reboot_args a;
! 113: unsigned long leftovers;
! 114:
! 115: /* translate opt */
! 116: SCARG(&a, opt) = emul_flags_translate(osf1_reboot_opt_xtab,
! 117: SCARG(uap, opt), &leftovers);
! 118: if (leftovers != 0)
! 119: return (EINVAL);
! 120:
! 121: /* SCARG(&a, bootstr) = NULL; */
! 122:
! 123: return sys_reboot(p, &a, retval);
! 124: }
! 125:
! 126: int
! 127: osf1_sys_set_program_attributes(p, v, retval)
! 128: struct proc *p;
! 129: void *v;
! 130: register_t *retval;
! 131: {
! 132: struct osf1_sys_set_program_attributes_args *uap = v;
! 133: segsz_t tsize, dsize;
! 134:
! 135: tsize = btoc(SCARG(uap, tsize));
! 136: dsize = btoc(SCARG(uap, dsize));
! 137:
! 138: if (dsize > p->p_rlimit[RLIMIT_DATA].rlim_cur)
! 139: return (ENOMEM);
! 140: if (tsize > MAXTSIZ)
! 141: return (ENOMEM);
! 142:
! 143: p->p_vmspace->vm_taddr = SCARG(uap, taddr);
! 144: p->p_vmspace->vm_tsize = tsize;
! 145: p->p_vmspace->vm_daddr = SCARG(uap, daddr);
! 146: p->p_vmspace->vm_dsize = dsize;
! 147:
! 148: return (0);
! 149: }
! 150:
! 151: int
! 152: osf1_sys_setsysinfo(p, v, retval)
! 153: struct proc *p;
! 154: void *v;
! 155: register_t *retval;
! 156: {
! 157:
! 158: /* XXX */
! 159: return (0);
! 160: }
! 161:
! 162: int
! 163: osf1_sys_sysinfo(p, v, retval)
! 164: struct proc *p;
! 165: void *v;
! 166: register_t *retval;
! 167: {
! 168: struct osf1_sys_sysinfo_args *uap = v;
! 169: const char *string;
! 170: int error;
! 171:
! 172: error = 0;
! 173: switch (SCARG(uap, cmd)) {
! 174: case OSF1_SI_SYSNAME:
! 175: goto should_handle;
! 176: /* string = ostype; */
! 177: break;
! 178:
! 179: case OSF1_SI_HOSTNAME:
! 180: string = hostname;
! 181: break;
! 182:
! 183: case OSF1_SI_RELEASE:
! 184: string = version;
! 185: break;
! 186:
! 187: case OSF1_SI_VERSION:
! 188: goto should_handle;
! 189:
! 190: case OSF1_SI_MACHINE:
! 191: string = MACHINE;
! 192: break;
! 193:
! 194: case OSF1_SI_ARCHITECTURE:
! 195: string = MACHINE_ARCH;
! 196: break;
! 197:
! 198: case OSF1_SI_HW_SERIAL:
! 199: string = "666"; /* OSF/1 emulation? YES! */
! 200: break;
! 201:
! 202: case OSF1_SI_HW_PROVIDER:
! 203: string = "unknown";
! 204: break;
! 205:
! 206: case OSF1_SI_SRPC_DOMAIN:
! 207: goto dont_care;
! 208:
! 209: case OSF1_SI_SET_HOSTNAME:
! 210: goto should_handle;
! 211:
! 212: case OSF1_SI_SET_SYSNAME:
! 213: goto should_handle;
! 214:
! 215: case OSF1_SI_SET_SRPC_DOMAIN:
! 216: goto dont_care;
! 217:
! 218: default:
! 219: should_handle:
! 220: printf("osf1_sys_sysinfo(%d, %p, 0x%lx)\n", SCARG(uap, cmd),
! 221: SCARG(uap, buf), SCARG(uap,len));
! 222: dont_care:
! 223: error = EINVAL;
! 224: break;
! 225: };
! 226:
! 227: if (error == 0)
! 228: error = copyoutstr(string, SCARG(uap, buf), SCARG(uap, len),
! 229: NULL);
! 230:
! 231: return (error);
! 232: }
! 233:
! 234: int
! 235: osf1_sys_uname(p, v, retval)
! 236: struct proc *p;
! 237: void *v;
! 238: register_t *retval;
! 239: {
! 240: struct osf1_sys_uname_args *uap = v;
! 241: struct osf1_utsname u;
! 242: const char *cp;
! 243: extern char hostname[], machine[];
! 244: char *dp, *ep;
! 245:
! 246: /* XXX would use stackgap, but our struct utsname is too big! */
! 247:
! 248: bzero(&u, sizeof(u));
! 249: strlcpy(u.sysname, ostype, sizeof(u.sysname));
! 250: strlcpy(u.nodename, hostname, sizeof(u.nodename));
! 251: strlcpy(u.release, osrelease, sizeof(u.release));
! 252:
! 253: dp = u.version;
! 254: ep = &u.version[sizeof(u.version) - 1];
! 255: for (cp = version; *cp && *cp != '('; cp++)
! 256: ;
! 257: for (cp++; *cp && *cp != ')' && dp < ep; cp++)
! 258: *dp++ = *cp;
! 259: for (; *cp && *cp != '#'; cp++)
! 260: ;
! 261: for (; *cp && *cp != ':' && dp < ep; cp++)
! 262: *dp++ = *cp;
! 263: *dp = '\0';
! 264:
! 265: strlcpy(u.machine, machine, sizeof(u.machine));
! 266:
! 267: return (copyout((caddr_t)&u, (caddr_t)SCARG(uap, name), sizeof u));
! 268: }
! 269:
! 270: int
! 271: osf1_sys_usleep_thread(p, v, retval)
! 272: struct proc *p;
! 273: void *v;
! 274: register_t *retval;
! 275: {
! 276: struct osf1_sys_usleep_thread_args *uap = v;
! 277: struct osf1_timeval otv, endotv;
! 278: struct timeval tv, endtv;
! 279: u_long ticks;
! 280: int error;
! 281:
! 282: if ((error = copyin(SCARG(uap, sleep), &otv, sizeof otv)))
! 283: return (error);
! 284: tv.tv_sec = otv.tv_sec;
! 285: tv.tv_usec = otv.tv_usec;
! 286:
! 287: ticks = howmany((u_long)tv.tv_sec * 1000000 + tv.tv_usec, tick);
! 288: if (ticks == 0)
! 289: ticks = 1;
! 290:
! 291: getmicrotime(&tv);
! 292:
! 293: tsleep(p, PUSER|PCATCH, "uslpthrd", ticks); /* XXX */
! 294:
! 295: if (SCARG(uap, slept) != NULL) {
! 296: struct timeval tv2;
! 297:
! 298: getmicrotime(&tv2);
! 299: timersub(&tv2, &tv, &endtv);
! 300:
! 301: if (endtv.tv_sec < 0 || endtv.tv_usec < 0)
! 302: endtv.tv_sec = endtv.tv_usec = 0;
! 303:
! 304: endotv.tv_sec = endtv.tv_sec;
! 305: endotv.tv_usec = endtv.tv_usec;
! 306: error = copyout(&endotv, SCARG(uap, slept), sizeof endotv);
! 307: }
! 308: return (error);
! 309: }
! 310:
! 311: int
! 312: osf1_sys_wait4(p, v, retval)
! 313: struct proc *p;
! 314: void *v;
! 315: register_t *retval;
! 316: {
! 317: struct osf1_sys_wait4_args *uap = v;
! 318: struct sys_wait4_args a;
! 319: struct osf1_rusage osf1_rusage;
! 320: struct rusage netbsd_rusage;
! 321: unsigned long leftovers;
! 322: caddr_t sg;
! 323: int error;
! 324:
! 325: SCARG(&a, pid) = SCARG(uap, pid);
! 326: SCARG(&a, status) = SCARG(uap, status);
! 327:
! 328: /* translate options */
! 329: SCARG(&a, options) = emul_flags_translate(osf1_wait_options_xtab,
! 330: SCARG(uap, options), &leftovers);
! 331: if (leftovers != 0)
! 332: return (EINVAL);
! 333:
! 334: if (SCARG(uap, rusage) == NULL)
! 335: SCARG(&a, rusage) = NULL;
! 336: else {
! 337: sg = stackgap_init(p->p_emul);
! 338: SCARG(&a, rusage) = stackgap_alloc(&sg, sizeof netbsd_rusage);
! 339: }
! 340:
! 341: error = sys_wait4(p, &a, retval);
! 342:
! 343: if (error == 0 && SCARG(&a, rusage) != NULL) {
! 344: error = copyin((caddr_t)SCARG(&a, rusage),
! 345: (caddr_t)&netbsd_rusage, sizeof netbsd_rusage);
! 346: if (error == 0) {
! 347: osf1_cvt_rusage_from_native(&netbsd_rusage,
! 348: &osf1_rusage);
! 349: error = copyout((caddr_t)&osf1_rusage,
! 350: (caddr_t)SCARG(uap, rusage), sizeof osf1_rusage);
! 351: }
! 352: }
! 353:
! 354: return (error);
! 355: }
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