granicus.if.org Git - strace/blob - net.c

   1 /*
   2  * Copyright (c) 1991, 1992 Paul Kranenburg <pk@cs.few.eur.nl>
   3  * Copyright (c) 1993 Branko Lankester <branko@hacktic.nl>
   4  * Copyright (c) 1993, 1994, 1995, 1996 Rick Sladkey <jrs@world.std.com>
   5  * Copyright (c) 1996-2000 Wichert Akkerman <wichert@cistron.nl>
   6  * All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  * 3. The name of the author may not be used to endorse or promote products
  17  *    derived from this software without specific prior written permission.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  20  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  21  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  22  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  23  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  24  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  28  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29  *
  30  *      $Id$
  31  */
  32
  33 #include "defs.h"
  34
  35 #include <sys/stat.h>
  36 #include <sys/socket.h>
  37 #include <sys/un.h>
  38
  39 #if defined(HAVE_SIN6_SCOPE_ID_LINUX)
  40 #define in6_addr in6_addr_libc
  41 #define ipv6_mreq ipv6_mreq_libc
  42 #define sockaddr_in6 sockaddr_in6_libc
  43 #endif
  44
  45 #include <netinet/in.h>
  46 #ifdef HAVE_NETINET_TCP_H
  47 #include <netinet/tcp.h>
  48 #endif
  49 #ifdef HAVE_NETINET_UDP_H
  50 #include <netinet/udp.h>
  51 #endif
  52 #include <arpa/inet.h>
  53 #include <net/if.h>
  54 #if defined(LINUX)
  55 #include <asm/types.h>
  56 #if defined(__GLIBC__) && (__GLIBC__ >= 2) && (__GLIBC__ + __GLIBC_MINOR__ >= 3)
  57 #  include <netipx/ipx.h>
  58 #else
  59 #  include <linux/ipx.h>
  60 #endif
  61 #endif /* LINUX */
  62
  63 #if defined (__GLIBC__) && (((__GLIBC__ < 2) || (__GLIBC__ == 2 && __GLIBC_MINOR__ < 1)) || defined(HAVE_SIN6_SCOPE_ID_LINUX))
  64 #if defined(HAVE_LINUX_IN6_H)
  65 #if defined(HAVE_SIN6_SCOPE_ID_LINUX)
  66 #undef in6_addr
  67 #undef ipv6_mreq
  68 #undef sockaddr_in6
  69 #define in6_addr in6_addr_kernel
  70 #define ipv6_mreq ipv6_mreq_kernel
  71 #define sockaddr_in6 sockaddr_in6_kernel
  72 #endif
  73 #include <linux/in6.h>
  74 #if defined(HAVE_SIN6_SCOPE_ID_LINUX)
  75 #undef in6_addr
  76 #undef ipv6_mreq
  77 #undef sockaddr_in6
  78 #define in6_addr in6_addr_libc
  79 #define ipv6_mreq ipv6_mreq_libc
  80 #define sockaddr_in6 sockaddr_in6_kernel
  81 #endif
  82 #endif
  83 #endif
  84
  85 #if defined(HAVE_SYS_UIO_H)
  86 #include <sys/uio.h>
  87 #endif
  88
  89 #if defined(HAVE_LINUX_NETLINK_H)
  90 #include <linux/netlink.h>
  91 #endif
  92
  93 #if defined(HAVE_LINUX_IF_PACKET_H)
  94 #include <linux/if_packet.h>
  95 #endif
  96
  97 #if defined(HAVE_LINUX_ICMP_H)
  98 #include <linux/icmp.h>
  99 #endif
 100
 101 #ifndef PF_UNSPEC
 102 #define PF_UNSPEC AF_UNSPEC
 103 #endif
 104
 105 #if UNIXWARE >= 7
 106 #define HAVE_SENDMSG            1               /* HACK - *FIXME* */
 107 #endif
 108
 109 #ifdef LINUX
 110 /* Under Linux these are enums so we can't test for them with ifdef. */
 111 #define IPPROTO_EGP IPPROTO_EGP
 112 #define IPPROTO_PUP IPPROTO_PUP
 113 #define IPPROTO_IDP IPPROTO_IDP
 114 #define IPPROTO_IGMP IPPROTO_IGMP
 115 #define IPPROTO_RAW IPPROTO_RAW
 116 #define IPPROTO_MAX IPPROTO_MAX
 117 #endif
 118
 119 static const struct xlat domains[] = {
 120 #ifdef PF_AAL5
 121         { PF_AAL5,      "PF_AAL5"       },
 122 #endif
 123 #ifdef PF_APPLETALK
 124         { PF_APPLETALK, "PF_APPLETALK"  },
 125 #endif
 126 #ifdef PF_ASH
 127         { PF_ASH,       "PF_ASH"        },
 128 #endif
 129 #ifdef PF_ATMPVC
 130         { PF_ATMPVC,    "PF_ATMPVC"     },
 131 #endif
 132 #ifdef PF_ATMSVC
 133         { PF_ATMSVC,    "PF_ATMSVC"     },
 134 #endif
 135 #ifdef PF_AX25
 136         { PF_AX25,      "PF_AX25"       },
 137 #endif
 138 #ifdef PF_BLUETOOTH
 139         { PF_BLUETOOTH, "PF_BLUETOOTH"  },
 140 #endif
 141 #ifdef PF_BRIDGE
 142         { PF_BRIDGE,    "PF_BRIDGE"     },
 143 #endif
 144 #ifdef PF_DECnet
 145         { PF_DECnet,    "PF_DECnet"     },
 146 #endif
 147 #ifdef PF_DECNET
 148         { PF_DECNET,    "PF_DECNET"     },
 149 #endif
 150 #ifdef PF_ECONET
 151         { PF_ECONET,    "PF_ECONET"     },
 152 #endif
 153 #ifdef PF_FILE
 154         { PF_FILE,      "PF_FILE"       },
 155 #endif
 156 #ifdef PF_IMPLINK
 157         { PF_IMPLINK,   "PF_IMPLINK"    },
 158 #endif
 159 #ifdef PF_INET
 160         { PF_INET,      "PF_INET"       },
 161 #endif
 162 #ifdef PF_INET6
 163         { PF_INET6,     "PF_INET6"      },
 164 #endif
 165 #ifdef PF_IPX
 166         { PF_IPX,       "PF_IPX"        },
 167 #endif
 168 #ifdef PF_IRDA
 169         { PF_IRDA,      "PF_IRDA"       },
 170 #endif
 171 #ifdef PF_ISO
 172         { PF_ISO,       "PF_ISO"        },
 173 #endif
 174 #ifdef PF_KEY
 175         { PF_KEY,       "PF_KEY"        },
 176 #endif
 177 #ifdef PF_UNIX
 178         { PF_UNIX,      "PF_UNIX"       },
 179 #endif
 180 #ifdef PF_LOCAL
 181         { PF_LOCAL,     "PF_LOCAL"      },
 182 #endif
 183 #ifdef PF_NETBEUI
 184         { PF_NETBEUI,   "PF_NETBEUI"    },
 185 #endif
 186 #ifdef PF_NETLINK
 187         { PF_NETLINK,   "PF_NETLINK"    },
 188 #endif
 189 #ifdef PF_NETROM
 190         { PF_NETROM,    "PF_NETROM"     },
 191 #endif
 192 #ifdef PF_PACKET
 193         { PF_PACKET,    "PF_PACKET"     },
 194 #endif
 195 #ifdef PF_PPPOX
 196         { PF_PPPOX,     "PF_PPPOX"      },
 197 #endif
 198 #ifdef PF_ROSE
 199         { PF_ROSE,      "PF_ROSE"       },
 200 #endif
 201 #ifdef PF_ROUTE
 202         { PF_ROUTE,     "PF_ROUTE"      },
 203 #endif
 204 #ifdef PF_SECURITY
 205         { PF_SECURITY,  "PF_SECURITY"   },
 206 #endif
 207 #ifdef PF_SNA
 208         { PF_SNA,       "PF_SNA"        },
 209 #endif
 210 #ifdef PF_UNSPEC
 211         { PF_UNSPEC,    "PF_UNSPEC"     },
 212 #endif
 213 #ifdef PF_WANPIPE
 214         { PF_WANPIPE,   "PF_WANPIPE"    },
 215 #endif
 216 #ifdef PF_X25
 217         { PF_X25,       "PF_X25"        },
 218 #endif
 219         { 0,            NULL            },
 220 };
 221 const struct xlat addrfams[] = {
 222 #ifdef AF_APPLETALK
 223         { AF_APPLETALK, "AF_APPLETALK"  },
 224 #endif
 225 #ifdef AF_ASH
 226         { AF_ASH,       "AF_ASH"        },
 227 #endif
 228 #ifdef AF_ATMPVC
 229         { AF_ATMPVC,    "AF_ATMPVC"     },
 230 #endif
 231 #ifdef AF_ATMSVC
 232         { AF_ATMSVC,    "AF_ATMSVC"     },
 233 #endif
 234 #ifdef AF_AX25
 235         { AF_AX25,      "AF_AX25"       },
 236 #endif
 237 #ifdef AF_BLUETOOTH
 238         { AF_BLUETOOTH, "AF_BLUETOOTH"  },
 239 #endif
 240 #ifdef AF_BRIDGE
 241         { AF_BRIDGE,    "AF_BRIDGE"     },
 242 #endif
 243 #ifdef AF_DECnet
 244         { AF_DECnet,    "AF_DECnet"     },
 245 #endif
 246 #ifdef AF_ECONET
 247         { AF_ECONET,    "AF_ECONET"     },
 248 #endif
 249 #ifdef AF_FILE
 250         { AF_FILE,      "AF_FILE"       },
 251 #endif
 252 #ifdef AF_IMPLINK
 253         { AF_IMPLINK,   "AF_IMPLINK"    },
 254 #endif
 255 #ifdef AF_INET
 256         { AF_INET,      "AF_INET"       },
 257 #endif
 258 #ifdef AF_INET6
 259         { AF_INET6,     "AF_INET6"      },
 260 #endif
 261 #ifdef AF_IPX
 262         { AF_IPX,       "AF_IPX"        },
 263 #endif
 264 #ifdef AF_IRDA
 265         { AF_IRDA,      "AF_IRDA"       },
 266 #endif
 267 #ifdef AF_ISO
 268         { AF_ISO,       "AF_ISO"        },
 269 #endif
 270 #ifdef AF_KEY
 271         { AF_KEY,       "AF_KEY"        },
 272 #endif
 273 #ifdef AF_UNIX
 274         { AF_UNIX,      "AF_UNIX"       },
 275 #endif
 276 #ifdef AF_LOCAL
 277         { AF_LOCAL,     "AF_LOCAL"      },
 278 #endif
 279 #ifdef AF_NETBEUI
 280         { AF_NETBEUI,   "AF_NETBEUI"    },
 281 #endif
 282 #ifdef AF_NETLINK
 283         { AF_NETLINK,   "AF_NETLINK"    },
 284 #endif
 285 #ifdef AF_NETROM
 286         { AF_NETROM,    "AF_NETROM"     },
 287 #endif
 288 #ifdef AF_PACKET
 289         { AF_PACKET,    "AF_PACKET"     },
 290 #endif
 291 #ifdef AF_PPPOX
 292         { AF_PPPOX,     "AF_PPPOX"      },
 293 #endif
 294 #ifdef AF_ROSE
 295         { AF_ROSE,      "AF_ROSE"       },
 296 #endif
 297 #ifdef AF_ROUTE
 298         { AF_ROUTE,     "AF_ROUTE"      },
 299 #endif
 300 #ifdef AF_SECURITY
 301         { AF_SECURITY,  "AF_SECURITY"   },
 302 #endif
 303 #ifdef AF_SNA
 304         { AF_SNA,       "AF_SNA"        },
 305 #endif
 306 #ifdef AF_UNSPEC
 307         { AF_UNSPEC,    "AF_UNSPEC"     },
 308 #endif
 309 #ifdef AF_WANPIPE
 310         { AF_WANPIPE,   "AF_WANPIPE"    },
 311 #endif
 312 #ifdef AF_X25
 313         { AF_X25,       "AF_X25"        },
 314 #endif
 315         { 0,            NULL            },
 316 };
 317 static const struct xlat socktypes[] = {
 318         { SOCK_STREAM,  "SOCK_STREAM"   },
 319         { SOCK_DGRAM,   "SOCK_DGRAM"    },
 320 #ifdef SOCK_RAW
 321         { SOCK_RAW,     "SOCK_RAW"      },
 322 #endif
 323 #ifdef SOCK_SEQPACKET
 324         { SOCK_SEQPACKET,"SOCK_SEQPACKET"},
 325 #endif
 326 #ifdef SOCK_RDM
 327         { SOCK_RDM,     "SOCK_RDM"      },
 328 #endif
 329 #ifdef SOCK_PACKET
 330         { SOCK_PACKET,  "SOCK_PACKET"   },
 331 #endif
 332         { 0,            NULL            },
 333 };
 334 static const struct xlat socketlayers[] = {
 335 #if defined(SOL_IP)
 336         { SOL_IP,       "SOL_IP"        },
 337 #endif
 338 #if defined(SOL_ICMP)
 339         { SOL_ICMP,     "SOL_ICMP"      },
 340 #endif
 341 #if defined(SOL_TCP)
 342         { SOL_TCP,      "SOL_TCP"       },
 343 #endif
 344 #if defined(SOL_UDP)
 345         { SOL_UDP,      "SOL_UDP"       },
 346 #endif
 347 #if defined(SOL_IPV6)
 348         { SOL_IPV6,     "SOL_IPV6"      },
 349 #endif
 350 #if defined(SOL_ICMPV6)
 351         { SOL_ICMPV6,   "SOL_ICMPV6"    },
 352 #endif
 353 #if defined(SOL_RAW)
 354         { SOL_RAW,      "SOL_RAW"       },
 355 #endif
 356 #if defined(SOL_IPX)
 357         { SOL_IPX,      "SOL_IPX"       },
 358 #endif
 359 #if defined(SOL_IPX)
 360         { SOL_IPX,      "SOL_IPX"       },
 361 #endif
 362 #if defined(SOL_AX25)
 363         { SOL_AX25,     "SOL_AX25"      },
 364 #endif
 365 #if defined(SOL_ATALK)
 366         { SOL_ATALK,    "SOL_ATALK"     },
 367 #endif
 368 #if defined(SOL_NETROM)
 369         { SOL_NETROM,   "SOL_NETROM"    },
 370 #endif
 371 #if defined(SOL_ROSE)
 372         { SOL_ROSE,     "SOL_ROSE"      },
 373 #endif
 374 #if defined(SOL_DECNET)
 375         { SOL_DECNET,   "SOL_DECNET"    },
 376 #endif
 377 #if defined(SOL_X25)
 378         { SOL_X25,      "SOL_X25"       },
 379 #endif
 380 #if defined(SOL_PACKET)
 381         { SOL_PACKET,   "SOL_PACKET"    },
 382 #endif
 383 #if defined(SOL_ATM)
 384         { SOL_ATM,      "SOL_ATM"       },
 385 #endif
 386 #if defined(SOL_AAL)
 387         { SOL_AAL,      "SOL_AAL"       },
 388 #endif
 389 #if defined(SOL_IRDA)
 390         { SOL_IRDA,     "SOL_IRDA"      },
 391 #endif
 392         { SOL_SOCKET,   "SOL_SOCKET"    },      /* Never used! */
 393 };
 394 /*** WARNING: DANGER WILL ROBINSON: NOTE "socketlayers" array above
 395      falls into "protocols" array below!!!!   This is intended!!! ***/
 396 static const struct xlat protocols[] = {
 397         { IPPROTO_IP,   "IPPROTO_IP"    },
 398         { IPPROTO_ICMP, "IPPROTO_ICMP"  },
 399         { IPPROTO_TCP,  "IPPROTO_TCP"   },
 400         { IPPROTO_UDP,  "IPPROTO_UDP"   },
 401 #ifdef IPPROTO_GGP
 402         { IPPROTO_GGP,  "IPPROTO_GGP"   },
 403 #endif
 404 #ifdef IPPROTO_EGP
 405         { IPPROTO_EGP,  "IPPROTO_EGP"   },
 406 #endif
 407 #ifdef IPPROTO_PUP
 408         { IPPROTO_PUP,  "IPPROTO_PUP"   },
 409 #endif
 410 #ifdef IPPROTO_IDP
 411         { IPPROTO_IDP,  "IPPROTO_IDP"   },
 412 #endif
 413 #ifdef IPPROTO_IPV6
 414         { IPPROTO_IPV6, "IPPROTO_IPV6"  },
 415 #endif
 416 #ifdef IPPROTO_ICMPV6
 417         { IPPROTO_ICMPV6,"IPPROTO_ICMPV6"},
 418 #endif
 419 #ifdef IPPROTO_IGMP
 420         { IPPROTO_IGMP, "IPPROTO_IGMP"  },
 421 #endif
 422 #ifdef IPPROTO_HELLO
 423         { IPPROTO_HELLO,"IPPROTO_HELLO" },
 424 #endif
 425 #ifdef IPPROTO_ND
 426         { IPPROTO_ND,   "IPPROTO_ND"    },
 427 #endif
 428 #ifdef IPPROTO_RAW
 429         { IPPROTO_RAW,  "IPPROTO_RAW"   },
 430 #endif
 431 #ifdef IPPROTO_MAX
 432         { IPPROTO_MAX,  "IPPROTO_MAX"   },
 433 #endif
 434 #ifdef IPPROTO_IPIP
 435         { IPPROTO_IPIP, "IPPROTO_IPIP"  },
 436 #endif
 437         { 0,            NULL            },
 438 };
 439 static const struct xlat msg_flags[] = {
 440         { MSG_OOB,              "MSG_OOB"               },
 441 #ifdef MSG_DONTROUTE
 442         { MSG_DONTROUTE,        "MSG_DONTROUTE"         },
 443 #endif
 444 #ifdef MSG_PEEK
 445         { MSG_PEEK,             "MSG_PEEK"              },
 446 #endif
 447 #ifdef MSG_CTRUNC
 448         { MSG_CTRUNC,           "MSG_CTRUNC"            },
 449 #endif
 450 #ifdef MSG_PROXY
 451         { MSG_PROXY,            "MSG_PROXY"             },
 452 #endif
 453 #ifdef MSG_EOR
 454         { MSG_EOR,              "MSG_EOR"               },
 455 #endif
 456 #ifdef MSG_WAITALL
 457         { MSG_WAITALL,          "MSG_WAITALL"           },
 458 #endif
 459 #ifdef MSG_TRUNC
 460         { MSG_TRUNC,            "MSG_TRUNC"             },
 461 #endif
 462 #ifdef MSG_CTRUNC
 463         { MSG_CTRUNC,           "MSG_CTRUNC"            },
 464 #endif
 465 #ifdef MSG_ERRQUEUE
 466         { MSG_ERRQUEUE,         "MSG_ERRQUEUE"          },
 467 #endif
 468 #ifdef MSG_DONTWAIT
 469         { MSG_DONTWAIT,         "MSG_DONTWAIT"          },
 470 #endif
 471 #ifdef MSG_CONFIRM
 472         { MSG_CONFIRM,          "MSG_CONFIRM"           },
 473 #endif
 474 #ifdef MSG_PROBE
 475         { MSG_PROBE,            "MSG_PROBE"             },
 476 #endif
 477 #ifdef MSG_FIN
 478         { MSG_FIN,              "MSG_FIN"               },
 479 #endif
 480 #ifdef MSG_SYN
 481         { MSG_SYN,              "MSG_SYN"               },
 482 #endif
 483 #ifdef MSG_RST
 484         { MSG_RST,              "MSG_RST"               },
 485 #endif
 486 #ifdef MSG_NOSIGNAL
 487         { MSG_NOSIGNAL,         "MSG_NOSIGNAL"          },
 488 #endif
 489 #ifdef MSG_MORE
 490         { MSG_MORE,             "MSG_MORE"              },
 491 #endif
 492 #ifdef MSG_CMSG_CLOEXEC
 493         { MSG_CMSG_CLOEXEC,     "MSG_CMSG_CLOEXEC"      },
 494 #endif
 495         { 0,                    NULL                    },
 496 };
 497
 498 static const struct xlat sockoptions[] = {
 499 #ifdef SO_ACCEPTCONN
 500         { SO_ACCEPTCONN,        "SO_ACCEPTCONN" },
 501 #endif
 502 #ifdef SO_ALLRAW
 503         { SO_ALLRAW,    "SO_ALLRAW"     },
 504 #endif
 505 #ifdef SO_ATTACH_FILTER
 506         { SO_ATTACH_FILTER,     "SO_ATTACH_FILTER"      },
 507 #endif
 508 #ifdef SO_BINDTODEVICE
 509         { SO_BINDTODEVICE,      "SO_BINDTODEVICE"       },
 510 #endif
 511 #ifdef SO_BROADCAST
 512         { SO_BROADCAST, "SO_BROADCAST"  },
 513 #endif
 514 #ifdef SO_BSDCOMPAT
 515         { SO_BSDCOMPAT, "SO_BSDCOMPAT"  },
 516 #endif
 517 #ifdef SO_DEBUG
 518         { SO_DEBUG,     "SO_DEBUG"      },
 519 #endif
 520 #ifdef SO_DETACH_FILTER
 521         { SO_DETACH_FILTER,     "SO_DETACH_FILTER"      },
 522 #endif
 523 #ifdef SO_DONTROUTE
 524         { SO_DONTROUTE, "SO_DONTROUTE"  },
 525 #endif
 526 #ifdef SO_ERROR
 527         { SO_ERROR,     "SO_ERROR"      },
 528 #endif
 529 #ifdef SO_ICS
 530         { SO_ICS,       "SO_ICS"        },
 531 #endif
 532 #ifdef SO_IMASOCKET
 533         { SO_IMASOCKET, "SO_IMASOCKET"  },
 534 #endif
 535 #ifdef SO_KEEPALIVE
 536         { SO_KEEPALIVE, "SO_KEEPALIVE"  },
 537 #endif
 538 #ifdef SO_LINGER
 539         { SO_LINGER,    "SO_LINGER"     },
 540 #endif
 541 #ifdef SO_LISTENING
 542         { SO_LISTENING, "SO_LISTENING"  },
 543 #endif
 544 #ifdef SO_MGMT
 545         { SO_MGMT,      "SO_MGMT"       },
 546 #endif
 547 #ifdef SO_NO_CHECK
 548         { SO_NO_CHECK,  "SO_NO_CHECK"   },
 549 #endif
 550 #ifdef SO_OOBINLINE
 551         { SO_OOBINLINE, "SO_OOBINLINE"  },
 552 #endif
 553 #ifdef SO_ORDREL
 554         { SO_ORDREL,    "SO_ORDREL"     },
 555 #endif
 556 #ifdef SO_PARALLELSVR
 557         { SO_PARALLELSVR,       "SO_PARALLELSVR"        },
 558 #endif
 559 #ifdef SO_PASSCRED
 560         { SO_PASSCRED,  "SO_PASSCRED"   },
 561 #endif
 562 #ifdef SO_PEERCRED
 563         { SO_PEERCRED,  "SO_PEERCRED"   },
 564 #endif
 565 #ifdef SO_PEERNAME
 566         { SO_PEERNAME,  "SO_PEERNAME"   },
 567 #endif
 568 #ifdef SO_PEERSEC
 569         { SO_PEERSEC,   "SO_PEERSEC"    },
 570 #endif
 571 #ifdef SO_PRIORITY
 572         { SO_PRIORITY,  "SO_PRIORITY"   },
 573 #endif
 574 #ifdef SO_PROTOTYPE
 575         { SO_PROTOTYPE, "SO_PROTOTYPE"  },
 576 #endif
 577 #ifdef SO_RCVBUF
 578         { SO_RCVBUF,    "SO_RCVBUF"     },
 579 #endif
 580 #ifdef SO_RCVLOWAT
 581         { SO_RCVLOWAT,  "SO_RCVLOWAT"   },
 582 #endif
 583 #ifdef SO_RCVTIMEO
 584         { SO_RCVTIMEO,  "SO_RCVTIMEO"   },
 585 #endif
 586 #ifdef SO_RDWR
 587         { SO_RDWR,      "SO_RDWR"       },
 588 #endif
 589 #ifdef SO_REUSEADDR
 590         { SO_REUSEADDR, "SO_REUSEADDR"  },
 591 #endif
 592 #ifdef SO_REUSEPORT
 593         { SO_REUSEPORT, "SO_REUSEPORT"  },
 594 #endif
 595 #ifdef SO_SECURITY_AUTHENTICATION
 596         { SO_SECURITY_AUTHENTICATION,"SO_SECURITY_AUTHENTICATION"},
 597 #endif
 598 #ifdef SO_SECURITY_ENCRYPTION_NETWORK
 599         { SO_SECURITY_ENCRYPTION_NETWORK,"SO_SECURITY_ENCRYPTION_NETWORK"},
 600 #endif
 601 #ifdef SO_SECURITY_ENCRYPTION_TRANSPORT
 602         { SO_SECURITY_ENCRYPTION_TRANSPORT,"SO_SECURITY_ENCRYPTION_TRANSPORT"},
 603 #endif
 604 #ifdef SO_SEMA
 605         { SO_SEMA,      "SO_SEMA"       },
 606 #endif
 607 #ifdef SO_SNDBUF
 608         { SO_SNDBUF,    "SO_SNDBUF"     },
 609 #endif
 610 #ifdef SO_SNDLOWAT
 611         { SO_SNDLOWAT,  "SO_SNDLOWAT"   },
 612 #endif
 613 #ifdef SO_SNDTIMEO
 614         { SO_SNDTIMEO,  "SO_SNDTIMEO"   },
 615 #endif
 616 #ifdef SO_TIMESTAMP
 617         { SO_TIMESTAMP, "SO_TIMESTAMP"  },
 618 #endif
 619 #ifdef SO_TYPE
 620         { SO_TYPE,      "SO_TYPE"       },
 621 #endif
 622 #ifdef SO_USELOOPBACK
 623         { SO_USELOOPBACK,       "SO_USELOOPBACK"        },
 624 #endif
 625         { 0,            NULL            },
 626 };
 627
 628 #if !defined (SOL_IP) && defined (IPPROTO_IP)
 629 #define SOL_IP IPPROTO_IP
 630 #endif
 631
 632 #ifdef SOL_IP
 633 static const struct xlat sockipoptions[] = {
 634 #ifdef IP_TOS
 635         { IP_TOS,               "IP_TOS"                },
 636 #endif
 637 #ifdef IP_TTL
 638         { IP_TTL,               "IP_TTL"                },
 639 #endif
 640 #ifdef IP_HDRINCL
 641         { IP_HDRINCL,           "IP_HDRINCL"            },
 642 #endif
 643 #ifdef IP_OPTIONS
 644         { IP_OPTIONS,           "IP_OPTIONS"            },
 645 #endif
 646 #ifdef IP_ROUTER_ALERT
 647         { IP_ROUTER_ALERT,      "IP_ROUTER_ALERT"       },
 648 #endif
 649 #ifdef IP_RECVOPTIONS
 650         { IP_RECVOPTIONS,       "IP_RECVOPTIONS"        },
 651 #endif
 652 #ifdef IP_RECVOPTS
 653         { IP_RECVOPTS,          "IP_RECVOPTS"           },
 654 #endif
 655 #ifdef IP_RECVRETOPTS
 656         { IP_RECVRETOPTS,       "IP_RECVRETOPTS"        },
 657 #endif
 658 #ifdef IP_RECVDSTADDR
 659         { IP_RECVDSTADDR,       "IP_RECVDSTADDR"        },
 660 #endif
 661 #ifdef IP_RETOPTS
 662         { IP_RETOPTS,           "IP_RETOPTS"            },
 663 #endif
 664 #ifdef IP_PKTINFO
 665         { IP_PKTINFO,           "IP_PKTINFO"            },
 666 #endif
 667 #ifdef IP_PKTOPTIONS
 668         { IP_PKTOPTIONS,        "IP_PKTOPTIONS"         },
 669 #endif
 670 #ifdef IP_MTU_DISCOVER
 671         { IP_MTU_DISCOVER,      "IP_MTU_DISCOVER"       },
 672 #endif
 673 #ifdef IP_RECVERR
 674         { IP_RECVERR,           "IP_RECVERR"            },
 675 #endif
 676 #ifdef IP_RECVTTL
 677         { IP_RECVTTL,           "IP_RECVTTL"            },
 678 #endif
 679 #ifdef IP_RECVTOS
 680         { IP_RECVTOS,           "IP_RECVTOS"            },
 681 #endif
 682 #ifdef IP_MTU
 683         { IP_MTU,               "IP_MTU"                },
 684 #endif
 685 #ifdef IP_MULTICAST_IF
 686         { IP_MULTICAST_IF,      "IP_MULTICAST_IF"       },
 687 #endif
 688 #ifdef IP_MULTICAST_TTL
 689         { IP_MULTICAST_TTL,     "IP_MULTICAST_TTL"      },
 690 #endif
 691 #ifdef IP_MULTICAST_LOOP
 692         { IP_MULTICAST_LOOP,    "IP_MULTICAST_LOOP"     },
 693 #endif
 694 #ifdef IP_ADD_MEMBERSHIP
 695         { IP_ADD_MEMBERSHIP,    "IP_ADD_MEMBERSHIP"     },
 696 #endif
 697 #ifdef IP_DROP_MEMBERSHIP
 698         { IP_DROP_MEMBERSHIP,   "IP_DROP_MEMBERSHIP"    },
 699 #endif
 700 #ifdef IP_BROADCAST_IF
 701         { IP_BROADCAST_IF,      "IP_BROADCAST_IF"       },
 702 #endif
 703 #ifdef IP_RECVIFINDEX
 704         { IP_RECVIFINDEX,       "IP_RECVIFINDEX"        },
 705 #endif
 706 #ifdef IP_MSFILTER
 707         { IP_MSFILTER,          "IP_MSFILTER"           },
 708 #endif
 709 #ifdef MCAST_MSFILTER
 710         { MCAST_MSFILTER,       "MCAST_MSFILTER"        },
 711 #endif
 712 #ifdef IP_FREEBIND
 713         { IP_FREEBIND,          "IP_FREEBIND"           },
 714 #endif
 715         { 0,                    NULL                    },
 716 };
 717 #endif /* SOL_IP */
 718
 719 #ifdef SOL_IPV6
 720 static const struct xlat sockipv6options[] = {
 721 #ifdef IPV6_ADDRFORM
 722         { IPV6_ADDRFORM,        "IPV6_ADDRFORM"         },
 723 #endif
 724 #ifdef MCAST_FILTER
 725         { MCAST_FILTER,         "MCAST_FILTER"          },
 726 #endif
 727 #ifdef IPV6_PKTOPTIONS
 728         { IPV6_PKTOPTIONS,      "IPV6_PKTOPTIONS"       },
 729 #endif
 730 #ifdef IPV6_MTU
 731         { IPV6_MTU,             "IPV6_MTU"              },
 732 #endif
 733 #ifdef IPV6_V6ONLY
 734         { IPV6_V6ONLY,          "IPV6_V6ONLY"           },
 735 #endif
 736 #ifdef IPV6_PKTINFO
 737         { IPV6_PKTINFO,         "IPV6_PKTINFO"          },
 738 #endif
 739 #ifdef IPV6_HOPLIMIT
 740         { IPV6_HOPLIMIT,        "IPV6_HOPLIMIT"         },
 741 #endif
 742 #ifdef IPV6_RTHDR
 743         { IPV6_RTHDR,           "IPV6_RTHDR"            },
 744 #endif
 745 #ifdef IPV6_HOPOPTS
 746         { IPV6_HOPOPTS,         "IPV6_HOPOPTS"          },
 747 #endif
 748 #ifdef IPV6_DSTOPTS
 749         { IPV6_DSTOPTS,         "IPV6_DSTOPTS"          },
 750 #endif
 751 #ifdef IPV6_FLOWINFO
 752         { IPV6_FLOWINFO,        "IPV6_FLOWINFO"         },
 753 #endif
 754 #ifdef IPV6_UNICAST_HOPS
 755         { IPV6_UNICAST_HOPS,    "IPV6_UNICAST_HOPS"     },
 756 #endif
 757 #ifdef IPV6_MULTICAST_HOPS
 758         { IPV6_MULTICAST_HOPS,  "IPV6_MULTICAST_HOPS"   },
 759 #endif
 760 #ifdef IPV6_MULTICAST_LOOP
 761         { IPV6_MULTICAST_LOOP,  "IPV6_MULTICAST_LOOP"   },
 762 #endif
 763 #ifdef IPV6_MULTICAST_IF
 764         { IPV6_MULTICAST_IF,    "IPV6_MULTICAST_IF"     },
 765 #endif
 766 #ifdef IPV6_MTU_DISCOVER
 767         { IPV6_MTU_DISCOVER,    "IPV6_MTU_DISCOVER"     },
 768 #endif
 769 #ifdef IPV6_RECVERR
 770         { IPV6_RECVERR,         "IPV6_RECVERR"          },
 771 #endif
 772 #ifdef IPV6_FLOWINFO_SEND
 773         { IPV6_FLOWINFO_SEND,   "IPV6_FLOWINFO_SEND"    },
 774 #endif
 775 #ifdef IPV6_ADD_MEMBERSHIP
 776         { IPV6_ADD_MEMBERSHIP,  "IPV6_ADD_MEMBERSHIP"   },
 777 #endif
 778 #ifdef IPV6_DROP_MEMBERSHIP
 779         { IPV6_DROP_MEMBERSHIP, "IPV6_DROP_MEMBERSHIP"  },
 780 #endif
 781 #ifdef IPV6_ROUTER_ALERT
 782         { IPV6_ROUTER_ALERT,    "IPV6_ROUTER_ALERT"     },
 783 #endif
 784         { 0,                    NULL                    },
 785 };
 786 #endif /* SOL_IPV6 */
 787
 788 #ifdef SOL_IPX
 789 static const struct xlat sockipxoptions[] = {
 790         { IPX_TYPE,     "IPX_TYPE"      },
 791         { 0,            NULL            },
 792 };
 793 #endif /* SOL_IPX */
 794
 795 #ifdef SOL_RAW
 796 static const struct xlat sockrawoptions[] = {
 797 #if defined(ICMP_FILTER)
 798         { ICMP_FILTER,          "ICMP_FILTER"   },
 799 #endif
 800         { 0,                    NULL            },
 801 };
 802 #endif /* SOL_RAW */
 803
 804 #ifdef SOL_PACKET
 805 static const struct xlat sockpacketoptions[] = {
 806         { PACKET_ADD_MEMBERSHIP,        "PACKET_ADD_MEMBERSHIP" },
 807         { PACKET_DROP_MEMBERSHIP,       "PACKET_DROP_MEMBERSHIP"},
 808 #if defined(PACKET_RECV_OUTPUT)
 809         { PACKET_RECV_OUTPUT,           "PACKET_RECV_OUTPUT"    },
 810 #endif
 811 #if defined(PACKET_RX_RING)
 812         { PACKET_RX_RING,               "PACKET_RX_RING"        },
 813 #endif
 814 #if defined(PACKET_STATISTICS)
 815         { PACKET_STATISTICS,            "PACKET_STATISTICS"     },
 816 #endif
 817         { 0,                            NULL                    },
 818 };
 819 #endif /* SOL_PACKET */
 820
 821 #if  !defined (SOL_TCP) && defined (IPPROTO_TCP)
 822 #define SOL_TCP IPPROTO_TCP
 823 #endif
 824
 825 #ifdef SOL_TCP
 826 static const struct xlat socktcpoptions[] = {
 827         { TCP_NODELAY,          "TCP_NODELAY"   },
 828         { TCP_MAXSEG,           "TCP_MAXSEG"    },
 829 #if defined(TCP_CORK)
 830         { TCP_CORK,             "TCP_CORK"      },
 831 #endif
 832 #if defined(TCP_KEEPIDLE)
 833         { TCP_KEEPIDLE,         "TCP_KEEPIDLE" },
 834 #endif
 835 #if defined(TCP_KEEPINTVL)
 836         { TCP_KEEPINTVL,        "TCP_KEEPINTVL" },
 837 #endif
 838 #if defined(TCP_KEEPCNT)
 839         { TCP_KEEPCNT,          "TCP_KEEPCNT" },
 840 #endif
 841 #if defined(TCP_NKEEP)
 842         { TCP_NKEEP,            "TCP_NKEEP"     },
 843 #endif
 844 #if defined(TCP_SYNCNT)
 845         { TCP_SYNCNT,           "TCP_SYNCNT" },
 846 #endif
 847 #if defined(TCP_LINGER2)
 848         { TCP_LINGER2,          "TCP_LINGER2" },
 849 #endif
 850 #if defined(TCP_DEFER_ACCEPT)
 851         { TCP_DEFER_ACCEPT,     "TCP_DEFER_ACCEPT" },
 852 #endif
 853 #if defined(TCP_WINDOW_CLAMP)
 854         { TCP_WINDOW_CLAMP,     "TCP_WINDOW_CLAMP" },
 855 #endif
 856 #if defined(TCP_INFO)
 857         { TCP_INFO,             "TCP_INFO" },
 858 #endif
 859 #if defined(TCP_QUICKACK)
 860         { TCP_QUICKACK,         "TCP_QUICKACK" },
 861 #endif
 862         { 0,                    NULL            },
 863 };
 864 #endif /* SOL_TCP */
 865
 866 #ifdef SOL_RAW
 867 static const struct xlat icmpfilterflags[] = {
 868 #if defined(ICMP_ECHOREPLY)
 869         { (1<<ICMP_ECHOREPLY),          "ICMP_ECHOREPLY"        },
 870 #endif
 871 #if defined(ICMP_DEST_UNREACH)
 872         { (1<<ICMP_DEST_UNREACH),       "ICMP_DEST_UNREACH"     },
 873 #endif
 874 #if defined(ICMP_SOURCE_QUENCH)
 875         { (1<<ICMP_SOURCE_QUENCH),      "ICMP_SOURCE_QUENCH"    },
 876 #endif
 877 #if defined(ICMP_REDIRECT)
 878         { (1<<ICMP_REDIRECT),           "ICMP_REDIRECT"         },
 879 #endif
 880 #if defined(ICMP_ECHO)
 881         { (1<<ICMP_ECHO),               "ICMP_ECHO"             },
 882 #endif
 883 #if defined(ICMP_TIME_EXCEEDED)
 884         { (1<<ICMP_TIME_EXCEEDED),      "ICMP_TIME_EXCEEDED"    },
 885 #endif
 886 #if defined(ICMP_PARAMETERPROB)
 887         { (1<<ICMP_PARAMETERPROB),      "ICMP_PARAMETERPROB"    },
 888 #endif
 889 #if defined(ICMP_TIMESTAMP)
 890         { (1<<ICMP_TIMESTAMP),          "ICMP_TIMESTAMP"        },
 891 #endif
 892 #if defined(ICMP_TIMESTAMPREPLY)
 893         { (1<<ICMP_TIMESTAMPREPLY),     "ICMP_TIMESTAMPREPLY"   },
 894 #endif
 895 #if defined(ICMP_INFO_REQUEST)
 896         { (1<<ICMP_INFO_REQUEST),       "ICMP_INFO_REQUEST"     },
 897 #endif
 898 #if defined(ICMP_INFO_REPLY)
 899         { (1<<ICMP_INFO_REPLY),         "ICMP_INFO_REPLY"       },
 900 #endif
 901 #if defined(ICMP_ADDRESS)
 902         { (1<<ICMP_ADDRESS),            "ICMP_ADDRESS"          },
 903 #endif
 904 #if defined(ICMP_ADDRESSREPLY)
 905         { (1<<ICMP_ADDRESSREPLY),       "ICMP_ADDRESSREPLY"     },
 906 #endif
 907         { 0,                            NULL                    },
 908 };
 909 #endif /* SOL_RAW */
 910
 911 #if defined(AF_PACKET) /* from e.g. linux/if_packet.h */
 912 static const struct xlat af_packet_types[] = {
 913 #if defined(PACKET_HOST)
 914         { PACKET_HOST,                  "PACKET_HOST"           },
 915 #endif
 916 #if defined(PACKET_BROADCAST)
 917         { PACKET_BROADCAST,             "PACKET_BROADCAST"      },
 918 #endif
 919 #if defined(PACKET_MULTICAST)
 920         { PACKET_MULTICAST,             "PACKET_MULTICAST"      },
 921 #endif
 922 #if defined(PACKET_OTHERHOST)
 923         { PACKET_OTHERHOST,             "PACKET_OTHERHOST"      },
 924 #endif
 925 #if defined(PACKET_OUTGOING)
 926         { PACKET_OUTGOING,              "PACKET_OUTGOING"       },
 927 #endif
 928 #if defined(PACKET_LOOPBACK)
 929         { PACKET_LOOPBACK,              "PACKET_LOOPBACK"       },
 930 #endif
 931 #if defined(PACKET_FASTROUTE)
 932         { PACKET_FASTROUTE,             "PACKET_FASTROUTE"      },
 933 #endif
 934         { 0,                            NULL                    },
 935 };
 936 #endif /* defined(AF_PACKET) */
 937
 938
 939 void
 940 printsock(tcp, addr, addrlen)
 941 struct tcb *tcp;
 942 long addr;
 943 int addrlen;
 944 {
 945         union {
 946                 char pad[128];
 947                 struct sockaddr sa;
 948                 struct sockaddr_in sin;
 949                 struct sockaddr_un sau;
 950 #ifdef HAVE_INET_NTOP
 951                 struct sockaddr_in6 sa6;
 952 #endif
 953 #if defined(LINUX) && defined(AF_IPX)
 954                 struct sockaddr_ipx sipx;
 955 #endif
 956 #ifdef AF_PACKET
 957                 struct sockaddr_ll ll;
 958 #endif
 959 #ifdef AF_NETLINK
 960                 struct sockaddr_nl nl;
 961 #endif
 962         } addrbuf;
 963         char string_addr[100];
 964
 965         if (addr == 0) {
 966                 tprintf("NULL");
 967                 return;
 968         }
 969         if (!verbose(tcp)) {
 970                 tprintf("%#lx", addr);
 971                 return;
 972         }
 973         if ((addrlen<2) || (addrlen>sizeof(addrbuf)))
 974                 addrlen=sizeof(addrbuf);
 975
 976         if (umoven(tcp, addr, addrlen, (char*)&addrbuf) < 0) {
 977                 tprintf("{...}");
 978                 return;
 979         }
 980
 981         tprintf("{sa_family=");
 982         printxval(addrfams, addrbuf.sa.sa_family, "AF_???");
 983         tprintf(", ");
 984
 985         switch (addrbuf.sa.sa_family) {
 986         case AF_UNIX:
 987                 if (addrlen==2) {
 988                         tprintf("<nil>");
 989                 } else if (addrbuf.sau.sun_path[0]) {
 990                         tprintf("path=\"%-.*s\"", addrlen-2, addrbuf.sau.sun_path);
 991                 } else {
 992                         tprintf("path=@%-.*s", addrlen-3, addrbuf.sau.sun_path+1);
 993                 }
 994                 break;
 995         case AF_INET:
 996                 tprintf("sin_port=htons(%u), sin_addr=inet_addr(\"%s\")",
 997                         ntohs(addrbuf.sin.sin_port), inet_ntoa(addrbuf.sin.sin_addr));
 998                 break;
 999 #ifdef HAVE_INET_NTOP
1000         case AF_INET6:
1001                 inet_ntop(AF_INET6, &addrbuf.sa6.sin6_addr, string_addr, sizeof(string_addr));
1002                 tprintf("sin6_port=htons(%u), inet_pton(AF_INET6, \"%s\", &sin6_addr), sin6_flowinfo=%u",
1003                                 ntohs(addrbuf.sa6.sin6_port), string_addr,
1004                                 addrbuf.sa6.sin6_flowinfo);
1005 #ifdef HAVE_STRUCT_SOCKADDR_IN6_SIN6_SCOPE_ID
1006                 {
1007 #if defined(HAVE_IF_INDEXTONAME) && defined(IN6_IS_ADDR_LINKLOCAL) && defined(IN6_IS_ADDR_MC_LINKLOCAL)
1008                     int numericscope = 0;
1009                     if (IN6_IS_ADDR_LINKLOCAL (&addrbuf.sa6.sin6_addr)
1010                             || IN6_IS_ADDR_MC_LINKLOCAL (&addrbuf.sa6.sin6_addr)) {
1011                         char scopebuf[IFNAMSIZ + 1];
1012
1013                         if (if_indextoname (addrbuf.sa6.sin6_scope_id, scopebuf) == NULL)
1014                             numericscope++;
1015                         else
1016                             tprintf(", sin6_scope_id=if_nametoindex(\"%s\")", scopebuf);
1017                     } else
1018                         numericscope++;
1019
1020                     if (numericscope)
1021 #endif
1022                         tprintf(", sin6_scope_id=%u", addrbuf.sa6.sin6_scope_id);
1023                 }
1024 #endif
1025                     break;
1026 #endif
1027 #if defined(AF_IPX) && defined(linux)
1028         case AF_IPX:
1029                 {
1030                         int i;
1031                         tprintf("sipx_port=htons(%u), ",
1032                                         ntohs(addrbuf.sipx.sipx_port));
1033                         /* Yes, I know, this does not look too
1034                          * strace-ish, but otherwise the IPX
1035                          * addresses just look monstrous...
1036                          * Anyways, feel free if you don't like
1037                          * this way.. :)
1038                          */
1039                         tprintf("%08lx:", (unsigned long)ntohl(addrbuf.sipx.sipx_network));
1040                         for (i = 0; i<IPX_NODE_LEN; i++)
1041                                 tprintf("%02x", addrbuf.sipx.sipx_node[i]);
1042                         tprintf("/[%02x]", addrbuf.sipx.sipx_type);
1043                 }
1044                 break;
1045 #endif /* AF_IPX && linux */
1046 #ifdef AF_PACKET
1047         case AF_PACKET:
1048                 {
1049                         int i;
1050                         tprintf("proto=%#04x, if%d, pkttype=",
1051                                         ntohs(addrbuf.ll.sll_protocol),
1052                                         addrbuf.ll.sll_ifindex);
1053                         printxval(af_packet_types, addrbuf.ll.sll_pkttype, "?");
1054                         tprintf(", addr(%d)={%d, ",
1055                                         addrbuf.ll.sll_halen,
1056                                         addrbuf.ll.sll_hatype);
1057                         for (i=0; i<addrbuf.ll.sll_halen; i++)
1058                                 tprintf("%02x", addrbuf.ll.sll_addr[i]);
1059                 }
1060                 break;
1061
1062 #endif /* AF_APACKET */
1063 #ifdef AF_NETLINK
1064         case AF_NETLINK:
1065                 tprintf("pid=%d, groups=%08x", addrbuf.nl.nl_pid, addrbuf.nl.nl_groups);
1066                 break;
1067 #endif /* AF_NETLINK */
1068         /* AF_AX25 AF_APPLETALK AF_NETROM AF_BRIDGE AF_AAL5
1069         AF_X25 AF_ROSE etc. still need to be done */
1070
1071         default:
1072                 tprintf("sa_data=");
1073                 printstr(tcp, (long) &((struct sockaddr *) addr)->sa_data,
1074                         sizeof addrbuf.sa.sa_data);
1075                 break;
1076         }
1077         tprintf("}");
1078 }
1079
1080 #if HAVE_SENDMSG
1081 static const struct xlat scmvals[] = {
1082 #ifdef SCM_RIGHTS
1083         { SCM_RIGHTS,           "SCM_RIGHTS"            },
1084 #endif
1085 #ifdef SCM_CREDENTIALS
1086         { SCM_CREDENTIALS,      "SCM_CREDENTIALS"       },
1087 #endif
1088         { 0,                    NULL                    }
1089 };
1090
1091 static void
1092 printcmsghdr(tcp, addr, len)
1093 struct tcb *tcp;
1094 unsigned long addr;
1095 unsigned long len;
1096 {
1097         struct cmsghdr *cmsg = len < sizeof(struct cmsghdr) ?
1098                                NULL : malloc(len);
1099         if (cmsg == NULL || umoven(tcp, addr, len, (char *) cmsg) < 0) {
1100                 tprintf(", msg_control=%#lx", addr);
1101                 free(cmsg);
1102                 return;
1103         }
1104
1105         tprintf(", {cmsg_len=%zu, cmsg_level=", cmsg->cmsg_len);
1106         printxval(socketlayers, cmsg->cmsg_level, "SOL_???");
1107         tprintf(", cmsg_type=");
1108
1109         if (cmsg->cmsg_level == SOL_SOCKET) {
1110                 unsigned long cmsg_len;
1111
1112                 printxval(scmvals, cmsg->cmsg_type, "SCM_???");
1113                 cmsg_len = (len < cmsg->cmsg_len) ? len : cmsg->cmsg_len;
1114
1115                 if (cmsg->cmsg_type == SCM_RIGHTS
1116                     && CMSG_LEN(sizeof(int)) <= cmsg_len) {
1117                         int *fds = (int *) CMSG_DATA (cmsg);
1118                         int first = 1;
1119
1120                         tprintf(", {");
1121                         while ((char *) fds < ((char *) cmsg + cmsg_len)) {
1122                                 if (!first)
1123                                         tprintf(", ");
1124                                 tprintf("%d", *fds++);
1125                                 first = 0;
1126                         }
1127                         tprintf("}}");
1128                         free(cmsg);
1129                         return;
1130                 }
1131                 if (cmsg->cmsg_type == SCM_CREDENTIALS
1132                     && CMSG_LEN(sizeof(struct ucred)) <= cmsg_len) {
1133                         struct ucred *uc = (struct ucred *) CMSG_DATA (cmsg);
1134
1135                         tprintf("{pid=%ld, uid=%ld, gid=%ld}}",
1136                                 (long)uc->pid, (long)uc->uid, (long)uc->gid);
1137                         free(cmsg);
1138                         return;
1139                 }
1140         }
1141         free(cmsg);
1142         tprintf(", ...}");
1143 }
1144
1145 static void
1146 printmsghdr(tcp, addr)
1147 struct tcb *tcp;
1148 long addr;
1149 {
1150         struct msghdr msg;
1151
1152         if (umove(tcp, addr, &msg) < 0) {
1153                 tprintf("%#lx", addr);
1154                 return;
1155         }
1156         tprintf("{msg_name(%d)=", msg.msg_namelen);
1157         printsock(tcp, (long)msg.msg_name, msg.msg_namelen);
1158
1159         tprintf(", msg_iov(%lu)=", (unsigned long)msg.msg_iovlen);
1160         tprint_iov(tcp, (unsigned long)msg.msg_iovlen,
1161                    (unsigned long)msg.msg_iov);
1162
1163 #ifdef HAVE_STRUCT_MSGHDR_MSG_CONTROL
1164         tprintf(", msg_controllen=%lu", (unsigned long)msg.msg_controllen);
1165         if (msg.msg_controllen)
1166                 printcmsghdr(tcp, (unsigned long) msg.msg_control,
1167                              msg.msg_controllen);
1168         tprintf(", msg_flags=");
1169         printflags(msg_flags, msg.msg_flags, "MSG_???");
1170 #else /* !HAVE_STRUCT_MSGHDR_MSG_CONTROL */
1171         tprintf("msg_accrights=%#lx, msg_accrightslen=%u",
1172                 (unsigned long) msg.msg_accrights, msg.msg_accrightslen);
1173 #endif /* !HAVE_STRUCT_MSGHDR_MSG_CONTROL */
1174         tprintf("}");
1175 }
1176
1177 #endif /* HAVE_SENDMSG */
1178
1179 int
1180 sys_socket(tcp)
1181 struct tcb *tcp;
1182 {
1183         if (entering(tcp)) {
1184                 printxval(domains, tcp->u_arg[0], "PF_???");
1185                 tprintf(", ");
1186                 printxval(socktypes, tcp->u_arg[1], "SOCK_???");
1187                 tprintf(", ");
1188                 switch (tcp->u_arg[0]) {
1189                 case PF_INET:
1190 #ifdef PF_INET6
1191                 case PF_INET6:
1192 #endif
1193                         printxval(protocols, tcp->u_arg[2], "IPPROTO_???");
1194                         break;
1195 #ifdef PF_IPX
1196                 case PF_IPX:
1197                         /* BTW: I don't believe this.. */
1198                         tprintf("[");
1199                         printxval(domains, tcp->u_arg[2], "PF_???");
1200                         tprintf("]");
1201                         break;
1202 #endif /* PF_IPX */
1203                 default:
1204                         tprintf("%lu", tcp->u_arg[2]);
1205                         break;
1206                 }
1207         }
1208         return 0;
1209 }
1210
1211 #ifdef SVR4
1212 int
1213 sys_so_socket(tcp)
1214 struct tcb *tcp;
1215 {
1216         if (entering(tcp)) {
1217                 /* not sure really what these args are... but this
1218                  * is how truss prints it
1219                  */
1220                 tprintf("%ld, %ld, %ld, ",
1221                   tcp->u_arg[0], tcp->u_arg[1], tcp->u_arg[2]);
1222                 printpath(tcp, tcp->u_arg[3]);
1223                 tprintf(", %ld", tcp->u_arg[4]);
1224         }
1225         return 0;
1226 }
1227
1228 int
1229 sys_so_socketpair(tcp)
1230 struct tcb *tcp;
1231 {
1232         if (entering(tcp)) {
1233                 /* not sure what this arg is */
1234                 tprintf("0x%lx", tcp->u_arg[0]);
1235         }
1236         return 0;
1237 }
1238 #endif /* SVR4 */
1239
1240 int
1241 sys_bind(tcp)
1242 struct tcb *tcp;
1243 {
1244         if (entering(tcp)) {
1245                 tprintf("%ld, ", tcp->u_arg[0]);
1246                 printsock(tcp, tcp->u_arg[1], tcp->u_arg[2]);
1247                 tprintf(", %lu", tcp->u_arg[2]);
1248         }
1249         return 0;
1250 }
1251
1252 int
1253 sys_connect(tcp)
1254 struct tcb *tcp;
1255 {
1256         return sys_bind(tcp);
1257 }
1258
1259 int
1260 sys_listen(tcp)
1261 struct tcb *tcp;
1262 {
1263         if (entering(tcp)) {
1264                 tprintf("%ld, %lu", tcp->u_arg[0], tcp->u_arg[1]);
1265         }
1266         return 0;
1267 }
1268
1269 int
1270 sys_accept(tcp)
1271 struct tcb *tcp;
1272 {
1273         if (entering(tcp)) {
1274                 tprintf("%ld, ", tcp->u_arg[0]);
1275         } else if (!tcp->u_arg[2])
1276                 tprintf("%#lx, NULL", tcp->u_arg[1]);
1277         else {
1278                 if (tcp->u_arg[1] == 0 || syserror(tcp)) {
1279                         tprintf("%#lx", tcp->u_arg[1]);
1280                 } else {
1281                         printsock(tcp, tcp->u_arg[1], tcp->u_arg[2]);
1282                 }
1283                 tprintf(", ");
1284                 printnum(tcp, tcp->u_arg[2], "%lu");
1285         }
1286         return 0;
1287 }
1288
1289 int
1290 sys_send(tcp)
1291 struct tcb *tcp;
1292 {
1293         if (entering(tcp)) {
1294                 tprintf("%ld, ", tcp->u_arg[0]);
1295                 printstr(tcp, tcp->u_arg[1], tcp->u_arg[2]);
1296                 tprintf(", %lu, ", tcp->u_arg[2]);
1297                 /* flags */
1298                 printflags(msg_flags, tcp->u_arg[3], "MSG_???");
1299         }
1300         return 0;
1301 }
1302
1303 int
1304 sys_sendto(tcp)
1305 struct tcb *tcp;
1306 {
1307         if (entering(tcp)) {
1308                 tprintf("%ld, ", tcp->u_arg[0]);
1309                 printstr(tcp, tcp->u_arg[1], tcp->u_arg[2]);
1310                 tprintf(", %lu, ", tcp->u_arg[2]);
1311                 /* flags */
1312                 printflags(msg_flags, tcp->u_arg[3], "MSG_???");
1313                 /* to address */
1314                 tprintf(", ");
1315                 printsock(tcp, tcp->u_arg[4], tcp->u_arg[5]);
1316                 /* to length */
1317                 tprintf(", %lu", tcp->u_arg[5]);
1318         }
1319         return 0;
1320 }
1321
1322 #ifdef HAVE_SENDMSG
1323
1324 int
1325 sys_sendmsg(tcp)
1326 struct tcb *tcp;
1327 {
1328         if (entering(tcp)) {
1329                 tprintf("%ld, ", tcp->u_arg[0]);
1330                 printmsghdr(tcp, tcp->u_arg[1]);
1331                 /* flags */
1332                 tprintf(", ");
1333                 printflags(msg_flags, tcp->u_arg[2], "MSG_???");
1334         }
1335         return 0;
1336 }
1337
1338 #endif /* HAVE_SENDMSG */
1339
1340 int
1341 sys_recv(tcp)
1342 struct tcb *tcp;
1343 {
1344         if (entering(tcp)) {
1345                 tprintf("%ld, ", tcp->u_arg[0]);
1346         } else {
1347                 if (syserror(tcp))
1348                         tprintf("%#lx", tcp->u_arg[1]);
1349                 else
1350                         printstr(tcp, tcp->u_arg[1], tcp->u_rval);
1351
1352                 tprintf(", %lu, ", tcp->u_arg[2]);
1353                 printflags(msg_flags, tcp->u_arg[3], "MSG_???");
1354         }
1355         return 0;
1356 }
1357
1358 int
1359 sys_recvfrom(tcp)
1360 struct tcb *tcp;
1361 {
1362         int fromlen;
1363
1364         if (entering(tcp)) {
1365                 tprintf("%ld, ", tcp->u_arg[0]);
1366         } else {
1367                 if (syserror(tcp)) {
1368                         tprintf("%#lx, %lu, %lu, %#lx, %#lx",
1369                                 tcp->u_arg[1], tcp->u_arg[2], tcp->u_arg[3],
1370                                 tcp->u_arg[4], tcp->u_arg[5]);
1371                         return 0;
1372                 }
1373                 /* buf */
1374                 printstr(tcp, tcp->u_arg[1], tcp->u_rval);
1375                 /* len */
1376                 tprintf(", %lu, ", tcp->u_arg[2]);
1377                 /* flags */
1378                 printflags(msg_flags, tcp->u_arg[3], "MSG_???");
1379                 /* from address, len */
1380                 if (!tcp->u_arg[4] || !tcp->u_arg[5]) {
1381                         if (tcp->u_arg[4] == 0)
1382                                 tprintf(", NULL");
1383                         else
1384                                 tprintf(", %#lx", tcp->u_arg[4]);
1385                         if (tcp->u_arg[5] == 0)
1386                                 tprintf(", NULL");
1387                         else
1388                                 tprintf(", %#lx", tcp->u_arg[5]);
1389                         return 0;
1390                 }
1391                 if (umove(tcp, tcp->u_arg[5], &fromlen) < 0) {
1392                         tprintf(", {...}, [?]");
1393                         return 0;
1394                 }
1395                 tprintf(", ");
1396                 printsock(tcp, tcp->u_arg[4], tcp->u_arg[5]);
1397                 /* from length */
1398                 tprintf(", [%u]", fromlen);
1399         }
1400         return 0;
1401 }
1402
1403 #ifdef HAVE_SENDMSG
1404
1405 int
1406 sys_recvmsg(tcp)
1407 struct tcb *tcp;
1408 {
1409         if (entering(tcp)) {
1410                 tprintf("%ld, ", tcp->u_arg[0]);
1411         } else {
1412                 if (syserror(tcp) || !verbose(tcp))
1413                         tprintf("%#lx", tcp->u_arg[1]);
1414                 else
1415                         printmsghdr(tcp, tcp->u_arg[1]);
1416                 /* flags */
1417                 tprintf(", ");
1418                 printflags(msg_flags, tcp->u_arg[2], "MSG_???");
1419         }
1420         return 0;
1421 }
1422
1423 #endif /* HAVE_SENDMSG */
1424
1425 int
1426 sys_shutdown(tcp)
1427 struct tcb *tcp;
1428 {
1429         if (entering(tcp)) {
1430                 tprintf("%ld, %ld", tcp->u_arg[0], tcp->u_arg[1]);
1431                 switch (tcp->u_arg[1]) {
1432                 case 0:
1433                         tprintf("%s", " /* receive */");
1434                         break;
1435                 case 1:
1436                         tprintf("%s", " /* send */");
1437                         break;
1438                 case 2:
1439                         tprintf("%s", " /* send and receive */");
1440                         break;
1441                 }
1442         }
1443         return 0;
1444 }
1445
1446 int
1447 sys_getsockname(tcp)
1448 struct tcb *tcp;
1449 {
1450         return sys_accept(tcp);
1451 }
1452
1453 int
1454 sys_getpeername(tcp)
1455 struct tcb *tcp;
1456 {
1457         return sys_accept(tcp);
1458 }
1459
1460 int
1461 sys_pipe(tcp)
1462 struct tcb *tcp;
1463 {
1464
1465 #if defined(LINUX) && !defined(SPARC) && !defined(SPARC64) && !defined(SH) && !defined(IA64)
1466         int fds[2];
1467
1468         if (exiting(tcp)) {
1469                 if (syserror(tcp)) {
1470                         tprintf("%#lx", tcp->u_arg[0]);
1471                         return 0;
1472                 }
1473                 if (umoven(tcp, tcp->u_arg[0], sizeof fds, (char *) fds) < 0)
1474                         tprintf("[...]");
1475                 else
1476                         tprintf("[%u, %u]", fds[0], fds[1]);
1477         }
1478 #elif defined(SPARC) || defined(SPARC64) || defined(SH) || defined(SVR4) || defined(FREEBSD) || defined(IA64)
1479         if (exiting(tcp))
1480                 tprintf("[%lu, %lu]", tcp->u_rval, getrval2(tcp));
1481 #endif
1482         return 0;
1483 }
1484
1485 int
1486 sys_socketpair(tcp)
1487 struct tcb *tcp;
1488 {
1489 #ifdef LINUX
1490         int fds[2];
1491 #endif
1492
1493         if (entering(tcp)) {
1494                 printxval(domains, tcp->u_arg[0], "PF_???");
1495                 tprintf(", ");
1496                 printxval(socktypes, tcp->u_arg[1], "SOCK_???");
1497                 tprintf(", ");
1498                 switch (tcp->u_arg[0]) {
1499                 case PF_INET:
1500                         printxval(protocols, tcp->u_arg[2], "IPPROTO_???");
1501                         break;
1502 #ifdef PF_IPX
1503                 case PF_IPX:
1504                         /* BTW: I don't believe this.. */
1505                         tprintf("[");
1506                         printxval(domains, tcp->u_arg[2], "PF_???");
1507                         tprintf("]");
1508                         break;
1509 #endif /* PF_IPX */
1510                 default:
1511                         tprintf("%lu", tcp->u_arg[2]);
1512                         break;
1513                 }
1514         } else {
1515                 if (syserror(tcp)) {
1516                         tprintf(", %#lx", tcp->u_arg[3]);
1517                         return 0;
1518                 }
1519 #ifdef LINUX
1520                 if (umoven(tcp, tcp->u_arg[3], sizeof fds, (char *) fds) < 0)
1521                         tprintf(", [...]");
1522                 else
1523                         tprintf(", [%u, %u]", fds[0], fds[1]);
1524 #endif /* LINUX */
1525 #if defined(SUNOS4) || defined(SVR4) || defined(FREEBSD)
1526                 tprintf(", [%lu, %lu]", tcp->u_rval, getrval2(tcp));
1527 #endif /* SUNOS4 || SVR4 || FREEBSD */
1528         }
1529         return 0;
1530 }
1531
1532 int
1533 sys_getsockopt(tcp)
1534 struct tcb *tcp;
1535 {
1536         if (entering(tcp)) {
1537                 tprintf("%ld, ", tcp->u_arg[0]);
1538                 printxval(socketlayers, tcp->u_arg[1], "SOL_???");
1539                 tprintf (", ");
1540                 switch (tcp->u_arg[1]) {
1541                 case SOL_SOCKET:
1542                         printxval(sockoptions, tcp->u_arg[2], "SO_???");
1543                         break;
1544 #ifdef SOL_IP
1545                 case SOL_IP:
1546                         printxval(sockipoptions, tcp->u_arg[2], "IP_???");
1547                         break;
1548 #endif
1549 #ifdef SOL_IPV6
1550                 case SOL_IPV6:
1551                         printxval(sockipv6options, tcp->u_arg[2], "IPV6_???");
1552                         break;
1553 #endif
1554 #ifdef SOL_IPX
1555                 case SOL_IPX:
1556                         printxval(sockipxoptions, tcp->u_arg[2], "IPX_???");
1557                         break;
1558 #endif
1559 #ifdef SOL_PACKET
1560                 case SOL_PACKET:
1561                         printxval(sockpacketoptions, tcp->u_arg[2], "PACKET_???");
1562                         break;
1563 #endif
1564 #ifdef SOL_TCP
1565                 case SOL_TCP:
1566                         printxval(socktcpoptions, tcp->u_arg[2], "TCP_???");
1567                         break;
1568 #endif
1569
1570                 /* SOL_AX25 SOL_ROSE SOL_ATALK SOL_NETROM SOL_UDP SOL_DECNET SOL_X25
1571                  * etc. still need work */
1572                 default:
1573                         tprintf("%lu", tcp->u_arg[2]);
1574                         break;
1575                 }
1576         } else {
1577                 int len;
1578                 if (syserror(tcp) || umove (tcp, tcp->u_arg[4], &len) < 0) {
1579                         tprintf(", %#lx, %#lx",
1580                                 tcp->u_arg[3], tcp->u_arg[4]);
1581                         return 0;
1582                 }
1583
1584                 switch (tcp->u_arg[1]) {
1585                 case SOL_SOCKET:
1586                         switch (tcp->u_arg[2]) {
1587 #ifdef SO_LINGER
1588                         case SO_LINGER:
1589                                 if (len == sizeof (struct linger)) {
1590                                         struct linger linger;
1591                                         if (umove (tcp,
1592                                                    tcp->u_arg[3],
1593                                                    &linger) < 0)
1594                                                 break;
1595                                         tprintf(", {onoff=%d, linger=%d}, "
1596                                                 "[%d]",
1597                                                 linger.l_onoff,
1598                                                 linger.l_linger,
1599                                                 len);
1600                                         return 0;
1601                                 }
1602                                 break;
1603 #endif
1604                         }
1605                         break;
1606                 }
1607
1608                 tprintf (", ");
1609                 if (len == sizeof (int)) {
1610                         printnum(tcp, tcp->u_arg[3], "%ld");
1611                 }
1612                 else {
1613                         printstr (tcp, tcp->u_arg[3], len);
1614                 }
1615                 tprintf(", [%d]", len);
1616         }
1617         return 0;
1618 }
1619
1620 #if defined(ICMP_FILTER)
1621 static void printicmpfilter(tcp, addr)
1622 struct tcb *tcp;
1623 long addr;
1624 {
1625         struct icmp_filter      filter;
1626
1627         if (!addr) {
1628                 tprintf("NULL");
1629                 return;
1630         }
1631         if (syserror(tcp) || !verbose(tcp)) {
1632                 tprintf("%#lx", addr);
1633                 return;
1634         }
1635         if (umove(tcp, addr, &filter) < 0) {
1636                 tprintf("{...}");
1637                 return;
1638         }
1639
1640         tprintf("~(");
1641         printflags(icmpfilterflags, ~filter.data, "ICMP_???");
1642         tprintf(")");
1643 }
1644 #endif /* ICMP_FILTER */
1645
1646 static int
1647 printsockopt (tcp, level, name, addr, len)
1648 struct tcb *tcp;
1649 int level;
1650 int name;
1651 long addr;
1652 int len;
1653 {
1654         printxval(socketlayers, level, "SOL_??");
1655         tprintf (", ");
1656         switch (level) {
1657             case SOL_SOCKET:
1658                 printxval(sockoptions, name, "SO_???");
1659                 switch (name) {
1660 #if defined(SO_LINGER)
1661                     case SO_LINGER:
1662                         if (len == sizeof (struct linger)) {
1663                                 struct linger linger;
1664                                 if (umove (tcp, addr, &linger) < 0)
1665                                         break;
1666                                 tprintf(", {onoff=%d, linger=%d}",
1667                                         linger.l_onoff,
1668                                         linger.l_linger);
1669                                 return 0;
1670                         }
1671                         break;
1672 #endif
1673                 }
1674                 break;
1675 #ifdef SOL_IP
1676             case SOL_IP:
1677                 printxval(sockipoptions, name, "IP_???");
1678                 break;
1679 #endif
1680 #ifdef SOL_IPV6
1681             case SOL_IPV6:
1682                 printxval(sockipv6options, name, "IPV6_???");
1683                 break;
1684 #endif
1685 #ifdef SOL_IPX
1686             case SOL_IPX:
1687                 printxval(sockipxoptions, name, "IPX_???");
1688                 break;
1689 #endif
1690 #ifdef SOL_PACKET
1691             case SOL_PACKET:
1692                 printxval(sockpacketoptions, name, "PACKET_???");
1693                 /* TODO: decode packate_mreq for PACKET_*_MEMBERSHIP */
1694                 break;
1695 #endif
1696 #ifdef SOL_TCP
1697             case SOL_TCP:
1698                 printxval(socktcpoptions, name, "TCP_???");
1699                 break;
1700 #endif
1701 #ifdef SOL_RAW
1702             case SOL_RAW:
1703                 printxval(sockrawoptions, name, "RAW_???");
1704                 switch (name) {
1705 #if defined(ICMP_FILTER)
1706                     case ICMP_FILTER:
1707                         tprintf(", ");
1708                         printicmpfilter(tcp, addr);
1709                         return 0;
1710 #endif
1711                 }
1712                 break;
1713 #endif
1714
1715                 /* SOL_AX25 SOL_ATALK SOL_NETROM SOL_UDP SOL_DECNET SOL_X25
1716                  * etc. still need work  */
1717
1718             default:
1719                 tprintf("%u", name);
1720         }
1721
1722         /* default arg printing */
1723
1724         tprintf (", ");
1725
1726         if (len == sizeof (int)) {
1727                 printnum_int (tcp, addr, "%d");
1728         }
1729         else {
1730                 printstr (tcp, addr, len);
1731         }
1732         return 0;
1733 }
1734
1735
1736 #ifdef HAVE_STRUCT_OPTHDR
1737
1738 void
1739 print_sock_optmgmt (tcp, addr, len)
1740 struct tcb *tcp;
1741 long addr;
1742 int len;
1743 {
1744         int c = 0;
1745         struct opthdr hdr;
1746
1747         while (len >= (int) sizeof hdr) {
1748                 if (umove(tcp, addr, &hdr) < 0) break;
1749                 if (c++) {
1750                         tprintf (", ");
1751                 }
1752                 else if (len > hdr.len + sizeof hdr) {
1753                         tprintf ("[");
1754                 }
1755                 tprintf ("{");
1756                 addr += sizeof hdr;
1757                 len -= sizeof hdr;
1758                 printsockopt (tcp, hdr.level, hdr.name, addr, hdr.len);
1759                 if (hdr.len > 0) {
1760                         addr += hdr.len;
1761                         len -= hdr.len;
1762                 }
1763                 tprintf ("}");
1764         }
1765         if (len > 0) {
1766                 if (c++) tprintf (", ");
1767                 printstr (tcp, addr, len);
1768         }
1769         if (c > 1) tprintf ("]");
1770 }
1771
1772 #endif
1773
1774 int
1775 sys_setsockopt(tcp)
1776 struct tcb *tcp;
1777 {
1778         if (entering(tcp)) {
1779                 tprintf("%ld, ", tcp->u_arg[0]);
1780                 printsockopt (tcp, tcp->u_arg[1], tcp->u_arg[2],
1781                               tcp->u_arg[3], tcp->u_arg[4]);
1782                 tprintf(", %lu", tcp->u_arg[4]);
1783         }
1784         return 0;
1785 }
1786
1787 #if UNIXWARE >= 7
1788
1789 static const struct xlat sock_version[] = {
1790         { __NETLIB_UW211_SVR4,  "UW211_SVR4" },
1791         { __NETLIB_UW211_XPG4,  "UW211_XPG4" },
1792         { __NETLIB_GEMINI_SVR4, "GEMINI_SVR4" },
1793         { __NETLIB_GEMINI_XPG4, "GEMINI_XPG4" },
1794         { __NETLIB_FP1_SVR4,    "FP1_SVR4" },
1795         { __NETLIB_FP1_XPG4,    "FP1_XPG4" },
1796         { 0,            NULL            },
1797 };
1798
1799
1800 int
1801 netlib_call(tcp, func)
1802 struct tcb *tcp;
1803 int (*func) ();
1804 {
1805         if (entering(tcp)) {
1806                 int i;
1807                 printxval (sock_version, tcp->u_arg[0], "__NETLIB_???");
1808                 tprintf(", ");
1809                 --tcp->u_nargs;
1810                 for (i = 0; i < tcp->u_nargs; i++)
1811                         tcp->u_arg[i] = tcp->u_arg[i + 1];
1812                 return func (tcp);
1813
1814         }
1815
1816         return func (tcp);
1817 }
1818
1819 int
1820 sys_xsocket(tcp)
1821 struct tcb *tcp;
1822 {
1823         return netlib_call (tcp, sys_socket);
1824 }
1825
1826 int
1827 sys_xsocketpair(tcp)
1828 struct tcb *tcp;
1829 {
1830         return netlib_call (tcp, sys_socketpair);
1831 }
1832
1833 int
1834 sys_xbind(tcp)
1835 struct tcb *tcp;
1836 {
1837         return netlib_call (tcp, sys_bind);
1838 }
1839
1840 int
1841 sys_xconnect(tcp)
1842 struct tcb *tcp;
1843 {
1844         return netlib_call (tcp, sys_connect);
1845 }
1846
1847 int
1848 sys_xlisten(tcp)
1849 struct tcb *tcp;
1850 {
1851         return netlib_call (tcp, sys_listen);
1852 }
1853
1854 int
1855 sys_xaccept(tcp)
1856 struct tcb *tcp;
1857 {
1858         return netlib_call (tcp, sys_accept);
1859 }
1860
1861 int
1862 sys_xsendmsg(tcp)
1863 struct tcb *tcp;
1864 {
1865         return netlib_call (tcp, sys_sendmsg);
1866 }
1867
1868 int
1869 sys_xrecvmsg(tcp)
1870 struct tcb *tcp;
1871 {
1872         return netlib_call (tcp, sys_recvmsg);
1873 }
1874
1875 int
1876 sys_xgetsockaddr(tcp)
1877 struct tcb *tcp;
1878 {
1879         if (entering(tcp)) {
1880                 printxval (sock_version, tcp->u_arg[0], "__NETLIB_???");
1881                 tprintf(", ");
1882                 if (tcp->u_arg[1] == 0) {
1883                         tprintf ("LOCALNAME, ");
1884                 }
1885                 else if (tcp->u_arg[1] == 1) {
1886                         tprintf ("REMOTENAME, ");
1887                 }
1888                 else {
1889                         tprintf ("%ld, ", tcp->u_arg [1]);
1890                 }
1891                 tprintf ("%ld, ", tcp->u_arg [2]);
1892         }
1893         else {
1894                 if (tcp->u_arg[3] == 0 || syserror(tcp)) {
1895                         tprintf("%#lx", tcp->u_arg[3]);
1896                 } else {
1897                         printsock(tcp, tcp->u_arg[3], tcp->u_arg[4]);
1898                 }
1899                 tprintf(", ");
1900                 printnum(tcp, tcp->u_arg[4], "%lu");
1901         }
1902
1903         return 0;
1904
1905 }
1906
1907 #if 0
1908
1909 int
1910 sys_xsetsockaddr(tcp)
1911 struct tcb *tcp;
1912 {
1913         return netlib_call (tcp, sys_setsockaddr);
1914 }
1915
1916 #endif
1917
1918 int
1919 sys_xgetsockopt(tcp)
1920 struct tcb *tcp;
1921 {
1922         return netlib_call (tcp, sys_getsockopt);
1923 }
1924
1925 int
1926 sys_xsetsockopt(tcp)
1927 struct tcb *tcp;
1928 {
1929         return netlib_call (tcp, sys_setsockopt);
1930 }
1931
1932 int
1933 sys_xshutdown(tcp)
1934 struct tcb *tcp;
1935 {
1936         return netlib_call (tcp, sys_shutdown);
1937 }
1938
1939 #endif