Annotation of sys/compat/hpux/m68k/hpux_net.c, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: hpux_net.c,v 1.1 2004/07/09 21:33:45 mickey Exp $ */
! 2: /* $NetBSD: hpux_net.c,v 1.14 1997/04/01 19:59:02 scottr Exp $ */
! 3:
! 4: /*
! 5: * Copyright (c) 1988 University of Utah.
! 6: * Copyright (c) 1990, 1993
! 7: * The Regents of the University of California. All rights reserved.
! 8: *
! 9: * This code is derived from software contributed to Berkeley by
! 10: * the Systems Programming Group of the University of Utah Computer
! 11: * Science Department.
! 12: *
! 13: * Redistribution and use in source and binary forms, with or without
! 14: * modification, are permitted provided that the following conditions
! 15: * are met:
! 16: * 1. Redistributions of source code must retain the above copyright
! 17: * notice, this list of conditions and the following disclaimer.
! 18: * 2. Redistributions in binary form must reproduce the above copyright
! 19: * notice, this list of conditions and the following disclaimer in the
! 20: * documentation and/or other materials provided with the distribution.
! 21: * 3. Neither the name of the University nor the names of its contributors
! 22: * may be used to endorse or promote products derived from this software
! 23: * without specific prior written permission.
! 24: *
! 25: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
! 26: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
! 27: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
! 28: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
! 29: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
! 30: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
! 31: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 32: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
! 33: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
! 34: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
! 35: * SUCH DAMAGE.
! 36: *
! 37: * from: Utah $Hdr: hpux_net.c 1.8 93/08/02$
! 38: *
! 39: * @(#)hpux_net.c 8.2 (Berkeley) 9/9/93
! 40: */
! 41:
! 42: /*
! 43: * Network related HP-UX compatibility routines
! 44: */
! 45:
! 46: #include <sys/param.h>
! 47: #include <sys/systm.h>
! 48: #include <sys/kernel.h>
! 49: #include <sys/time.h>
! 50: #include <sys/errno.h>
! 51: #include <sys/proc.h>
! 52: #include <sys/file.h>
! 53: #include <sys/filedesc.h>
! 54: #include <sys/mbuf.h>
! 55: #include <sys/mount.h>
! 56: #include <sys/socket.h>
! 57: #include <sys/socketvar.h>
! 58: #include <sys/uio.h>
! 59: #include <sys/ktrace.h>
! 60: #include <sys/syscallargs.h>
! 61:
! 62: #include <compat/hpux/hpux.h>
! 63: #include <compat/hpux/hpux_util.h>
! 64: #include <compat/hpux/m68k/hpux_syscallargs.h>
! 65:
! 66: struct hpux_sys_getsockopt_args {
! 67: syscallarg(int) s;
! 68: syscallarg(int) level;
! 69: syscallarg(int) name;
! 70: syscallarg(caddr_t) val;
! 71: syscallarg(int *) avalsize;
! 72: };
! 73:
! 74: int hpux_sys_setsockopt2(struct proc *, void *, register_t *);
! 75: int hpux_sys_getsockopt(struct proc *, void *, register_t *);
! 76:
! 77: void socksetsize(int, struct mbuf *);
! 78:
! 79:
! 80: #define MINBSDIPCCODE 0x3EE
! 81: #define NUMBSDIPC 32
! 82:
! 83: /*
! 84: * HPUX netioctl() to BSD syscall map.
! 85: * Indexed by callno - MINBSDIPCCODE
! 86: */
! 87:
! 88: struct hpuxtobsdipc {
! 89: int (*rout)(struct proc *, void *, register_t *);
! 90: int nargs;
! 91: } hpuxtobsdipc[NUMBSDIPC] = {
! 92: { sys_socket, 3 }, /* 3ee */
! 93: { sys_listen, 2 }, /* 3ef */
! 94: { sys_bind, 3 }, /* 3f0 */
! 95: { compat_43_sys_accept, 3 }, /* 3f1 */
! 96: { sys_connect, 3 }, /* 3f2 */
! 97: { compat_43_sys_recv, 4 }, /* 3f3 */
! 98: { compat_43_sys_send, 4 }, /* 3f4 */
! 99: { sys_shutdown, 2 }, /* 3f5 */
! 100: { compat_43_sys_getsockname, 3 }, /* 3f6 */
! 101: { hpux_sys_setsockopt2, 5 }, /* 3f7 */
! 102: { sys_sendto, 6 }, /* 3f8 */
! 103: { compat_43_sys_recvfrom, 6 }, /* 3f9 */
! 104: { compat_43_sys_getpeername, 3 }, /* 3fa */
! 105: { NULL, 0 }, /* 3fb */
! 106: { NULL, 0 }, /* 3fc */
! 107: { NULL, 0 }, /* 3fd */
! 108: { NULL, 0 }, /* 3fe */
! 109: { NULL, 0 }, /* 3ff */
! 110: { NULL, 0 }, /* 400 */
! 111: { NULL, 0 }, /* 401 */
! 112: { NULL, 0 }, /* 402 */
! 113: { NULL, 0 }, /* 403 */
! 114: { NULL, 0 }, /* 404 */
! 115: { NULL, 0 }, /* 405 */
! 116: { NULL, 0 }, /* 406 */
! 117: { NULL, 0 }, /* 407 */
! 118: { NULL, 0 }, /* 408 */
! 119: { NULL, 0 }, /* 409 */
! 120: { NULL, 0 }, /* 40a */
! 121: { hpux_sys_getsockopt, 5 }, /* 40b */
! 122: { NULL, 0 }, /* 40c */
! 123: { NULL, 0 }, /* 40d */
! 124: };
! 125:
! 126: /*
! 127: * Single system call entry to BSD style IPC.
! 128: * Gleened from disassembled libbsdipc.a syscall entries.
! 129: */
! 130: int
! 131: hpux_sys_netioctl(p, v, retval)
! 132: struct proc *p;
! 133: void *v;
! 134: register_t *retval;
! 135: {
! 136: struct hpux_sys_netioctl_args *uap = v;
! 137: int *args, i;
! 138: int code;
! 139: int error;
! 140:
! 141: args = SCARG(uap, args);
! 142: code = SCARG(uap, call) - MINBSDIPCCODE;
! 143: if (code < 0 || code >= NUMBSDIPC || hpuxtobsdipc[code].rout == NULL)
! 144: return (EINVAL);
! 145: if ((i = hpuxtobsdipc[code].nargs * sizeof (int)) &&
! 146: (error = copyin((caddr_t)args, (caddr_t)uap, (u_int)i))) {
! 147: #ifdef KTRACE
! 148: if (KTRPOINT(p, KTR_SYSCALL))
! 149: ktrsyscall(p, code + MINBSDIPCCODE,
! 150: hpuxtobsdipc[code].nargs,
! 151: (register_t *)uap);
! 152: #endif
! 153: return (error);
! 154: }
! 155: #ifdef KTRACE
! 156: if (KTRPOINT(p, KTR_SYSCALL))
! 157: ktrsyscall(p, code + MINBSDIPCCODE,
! 158: hpuxtobsdipc[code].nargs,
! 159: (register_t *)uap);
! 160: #endif
! 161: return ((*hpuxtobsdipc[code].rout)(p, uap, retval));
! 162: }
! 163:
! 164: void
! 165: socksetsize(size, m)
! 166: int size;
! 167: struct mbuf *m;
! 168: {
! 169: int tmp;
! 170:
! 171: if (size < sizeof(int)) {
! 172: switch(size) {
! 173: case 1:
! 174: tmp = (int) *mtod(m, char *);
! 175: break;
! 176: case 2:
! 177: tmp = (int) *mtod(m, short *);
! 178: break;
! 179: case 3:
! 180: default: /* XXX uh, what if sizeof(int) > 4? */
! 181: tmp = (((int) *mtod(m, int *)) >> 8) & 0xffffff;
! 182: break;
! 183: }
! 184: *mtod(m, int *) = tmp;
! 185: m->m_len = sizeof(int);
! 186: } else {
! 187: m->m_len = size;
! 188: }
! 189: }
! 190:
! 191: /* ARGSUSED */
! 192: int
! 193: hpux_sys_setsockopt2(p, v, retval)
! 194: struct proc *p;
! 195: void *v;
! 196: register_t *retval;
! 197: {
! 198: struct hpux_sys_setsockopt_args *uap = v;
! 199: struct file *fp;
! 200: struct mbuf *m = NULL;
! 201: int tmp, error;
! 202:
! 203: if ((error = getsock(p->p_fd, SCARG(uap, s), &fp)))
! 204: return (error);
! 205: if (SCARG(uap, valsize) > MLEN) {
! 206: error = EINVAL;
! 207: goto bad;
! 208: }
! 209: if (SCARG(uap, val)) {
! 210: m = m_get(M_WAIT, MT_SOOPTS);
! 211: if ((error = copyin(SCARG(uap, val), mtod(m, caddr_t),
! 212: (u_int)SCARG(uap, valsize)))) {
! 213: (void) m_free(m);
! 214: goto bad;
! 215: }
! 216: if (SCARG(uap, name) == SO_LINGER) {
! 217: tmp = *mtod(m, int *);
! 218: mtod(m, struct linger *)->l_onoff = 1;
! 219: mtod(m, struct linger *)->l_linger = tmp;
! 220: m->m_len = sizeof(struct linger);
! 221: } else
! 222: socksetsize(SCARG(uap, valsize), m);
! 223: } else if (SCARG(uap, name) == ~SO_LINGER) {
! 224: m = m_get(M_WAIT, MT_SOOPTS);
! 225: SCARG(uap, name) = SO_LINGER;
! 226: mtod(m, struct linger *)->l_onoff = 0;
! 227: m->m_len = sizeof(struct linger);
! 228: }
! 229: error = sosetopt((struct socket *)fp->f_data, SCARG(uap, level),
! 230: SCARG(uap, name), m);
! 231: bad:
! 232: FRELE(fp);
! 233: return (error);
! 234: }
! 235:
! 236: /* ARGSUSED */
! 237: int
! 238: hpux_sys_setsockopt(p, v, retval)
! 239: struct proc *p;
! 240: void *v;
! 241: register_t *retval;
! 242: {
! 243: struct hpux_sys_setsockopt_args *uap = v;
! 244: struct file *fp;
! 245: struct mbuf *m = NULL;
! 246: int error;
! 247:
! 248: if ((error = getsock(p->p_fd, SCARG(uap, s), &fp)))
! 249: return (error);
! 250: if (SCARG(uap, valsize) > MLEN) {
! 251: error = EINVAL;
! 252: goto bad;
! 253: }
! 254: if (SCARG(uap, val)) {
! 255: m = m_get(M_WAIT, MT_SOOPTS);
! 256: if ((error = copyin(SCARG(uap, val), mtod(m, caddr_t),
! 257: (u_int)SCARG(uap, valsize)))) {
! 258: m_free(m);
! 259: goto bad;
! 260: }
! 261: socksetsize(SCARG(uap, valsize), m);
! 262: }
! 263: error = sosetopt((struct socket *)fp->f_data, SCARG(uap, level),
! 264: SCARG(uap, name), m);
! 265: bad:
! 266: FRELE(fp);
! 267: return (error);
! 268: }
! 269:
! 270: int
! 271: hpux_sys_getsockopt(p, v, retval)
! 272: struct proc *p;
! 273: void *v;
! 274: register_t *retval;
! 275: {
! 276: struct hpux_sys_getsockopt_args *uap = v;
! 277: struct file *fp;
! 278: struct mbuf *m = NULL;
! 279: int valsize, error;
! 280:
! 281: if ((error = getsock(p->p_fd, SCARG(uap, s), &fp)))
! 282: return (error);
! 283: if (SCARG(uap, val)) {
! 284: if ((error = copyin((caddr_t)SCARG(uap, avalsize),
! 285: (caddr_t)&valsize, sizeof (valsize)))) {
! 286: goto bad;
! 287: }
! 288: } else
! 289: valsize = 0;
! 290: if ((error = sogetopt((struct socket *)fp->f_data, SCARG(uap, level),
! 291: SCARG(uap, name), &m)))
! 292: goto bad;
! 293: if (SCARG(uap, val) && valsize && m != NULL) {
! 294: if (SCARG(uap, name) == SO_LINGER) {
! 295: if (mtod(m, struct linger *)->l_onoff)
! 296: *mtod(m, int *) = mtod(m, struct linger *)->l_linger;
! 297: else
! 298: *mtod(m, int *) = 0;
! 299: m->m_len = sizeof(int);
! 300: }
! 301: if (valsize > m->m_len)
! 302: valsize = m->m_len;
! 303: error = copyout(mtod(m, caddr_t), SCARG(uap, val),
! 304: (u_int)valsize);
! 305: if (error == 0)
! 306: error = copyout((caddr_t)&valsize,
! 307: (caddr_t)SCARG(uap, avalsize), sizeof (valsize));
! 308: }
! 309: bad:
! 310: FRELE(fp);
! 311: if (m != NULL)
! 312: m_free(m);
! 313: return (error);
! 314: }
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