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 #ifdef HAVE_NETINET_SCTP_H
  53 #include <netinet/sctp.h>
  54 #endif
  55 #include <arpa/inet.h>
  56 #include <net/if.h>
  57 #include <asm/types.h>
  58 #if defined(__GLIBC__) && (__GLIBC__ >= 2) && (__GLIBC__ + __GLIBC_MINOR__ >= 3)
  59 #  include <netipx/ipx.h>
  60 #else
  61 #  include <linux/ipx.h>
  62 #endif
  63
  64 #if defined(__GLIBC__) && (((__GLIBC__ < 2) || (__GLIBC__ == 2 && __GLIBC_MINOR__ < 1)) || defined(HAVE_SIN6_SCOPE_ID_LINUX))
  65 #if defined(HAVE_LINUX_IN6_H)
  66 #if defined(HAVE_SIN6_SCOPE_ID_LINUX)
  67 #undef in6_addr
  68 #undef ipv6_mreq
  69 #undef sockaddr_in6
  70 #define in6_addr in6_addr_kernel
  71 #define ipv6_mreq ipv6_mreq_kernel
  72 #define sockaddr_in6 sockaddr_in6_kernel
  73 #endif
  74 #include <linux/in6.h>
  75 #if defined(HAVE_SIN6_SCOPE_ID_LINUX)
  76 #undef in6_addr
  77 #undef ipv6_mreq
  78 #undef sockaddr_in6
  79 #define in6_addr in6_addr_libc
  80 #define ipv6_mreq ipv6_mreq_libc
  81 #define sockaddr_in6 sockaddr_in6_kernel
  82 #endif
  83 #endif
  84 #endif
  85
  86 #if defined(HAVE_SYS_UIO_H)
  87 #include <sys/uio.h>
  88 #endif
  89
  90 #if defined(HAVE_LINUX_NETLINK_H)
  91 #include <linux/netlink.h>
  92 #endif
  93
  94 #if defined(HAVE_LINUX_IF_PACKET_H)
  95 #include <linux/if_packet.h>
  96 #endif
  97
  98 #if defined(HAVE_LINUX_ICMP_H)
  99 #include <linux/icmp.h>
 100 #endif
 101
 102 #ifndef PF_UNSPEC
 103 #define PF_UNSPEC AF_UNSPEC
 104 #endif
 105
 106
 107 /* Under Linux these are enums so we can't test for them with ifdef. */
 108 #define IPPROTO_EGP IPPROTO_EGP
 109 #define IPPROTO_PUP IPPROTO_PUP
 110 #define IPPROTO_IDP IPPROTO_IDP
 111 #define IPPROTO_IGMP IPPROTO_IGMP
 112 #define IPPROTO_RAW IPPROTO_RAW
 113 #define IPPROTO_MAX IPPROTO_MAX
 114
 115 static const struct xlat domains[] = {
 116 #ifdef PF_AAL5
 117         { PF_AAL5,      "PF_AAL5"       },
 118 #endif
 119 #ifdef PF_APPLETALK
 120         { PF_APPLETALK, "PF_APPLETALK"  },
 121 #endif
 122 #ifdef PF_ASH
 123         { PF_ASH,       "PF_ASH"        },
 124 #endif
 125 #ifdef PF_ATMPVC
 126         { PF_ATMPVC,    "PF_ATMPVC"     },
 127 #endif
 128 #ifdef PF_ATMSVC
 129         { PF_ATMSVC,    "PF_ATMSVC"     },
 130 #endif
 131 #ifdef PF_AX25
 132         { PF_AX25,      "PF_AX25"       },
 133 #endif
 134 #ifdef PF_BLUETOOTH
 135         { PF_BLUETOOTH, "PF_BLUETOOTH"  },
 136 #endif
 137 #ifdef PF_BRIDGE
 138         { PF_BRIDGE,    "PF_BRIDGE"     },
 139 #endif
 140 #ifdef PF_DECnet
 141         { PF_DECnet,    "PF_DECnet"     },
 142 #endif
 143 #ifdef PF_DECNET
 144         { PF_DECNET,    "PF_DECNET"     },
 145 #endif
 146 #ifdef PF_ECONET
 147         { PF_ECONET,    "PF_ECONET"     },
 148 #endif
 149 #ifdef PF_FILE
 150         { PF_FILE,      "PF_FILE"       },
 151 #endif
 152 #ifdef PF_IMPLINK
 153         { PF_IMPLINK,   "PF_IMPLINK"    },
 154 #endif
 155 #ifdef PF_INET
 156         { PF_INET,      "PF_INET"       },
 157 #endif
 158 #ifdef PF_INET6
 159         { PF_INET6,     "PF_INET6"      },
 160 #endif
 161 #ifdef PF_IPX
 162         { PF_IPX,       "PF_IPX"        },
 163 #endif
 164 #ifdef PF_IRDA
 165         { PF_IRDA,      "PF_IRDA"       },
 166 #endif
 167 #ifdef PF_ISO
 168         { PF_ISO,       "PF_ISO"        },
 169 #endif
 170 #ifdef PF_KEY
 171         { PF_KEY,       "PF_KEY"        },
 172 #endif
 173 #ifdef PF_UNIX
 174         { PF_UNIX,      "PF_UNIX"       },
 175 #endif
 176 #ifdef PF_LOCAL
 177         { PF_LOCAL,     "PF_LOCAL"      },
 178 #endif
 179 #ifdef PF_NETBEUI
 180         { PF_NETBEUI,   "PF_NETBEUI"    },
 181 #endif
 182 #ifdef PF_NETLINK
 183         { PF_NETLINK,   "PF_NETLINK"    },
 184 #endif
 185 #ifdef PF_NETROM
 186         { PF_NETROM,    "PF_NETROM"     },
 187 #endif
 188 #ifdef PF_PACKET
 189         { PF_PACKET,    "PF_PACKET"     },
 190 #endif
 191 #ifdef PF_PPPOX
 192         { PF_PPPOX,     "PF_PPPOX"      },
 193 #endif
 194 #ifdef PF_ROSE
 195         { PF_ROSE,      "PF_ROSE"       },
 196 #endif
 197 #ifdef PF_ROUTE
 198         { PF_ROUTE,     "PF_ROUTE"      },
 199 #endif
 200 #ifdef PF_SECURITY
 201         { PF_SECURITY,  "PF_SECURITY"   },
 202 #endif
 203 #ifdef PF_SNA
 204         { PF_SNA,       "PF_SNA"        },
 205 #endif
 206 #ifdef PF_UNSPEC
 207         { PF_UNSPEC,    "PF_UNSPEC"     },
 208 #endif
 209 #ifdef PF_WANPIPE
 210         { PF_WANPIPE,   "PF_WANPIPE"    },
 211 #endif
 212 #ifdef PF_X25
 213         { PF_X25,       "PF_X25"        },
 214 #endif
 215         { 0,            NULL            },
 216 };
 217 const struct xlat addrfams[] = {
 218 #ifdef AF_APPLETALK
 219         { AF_APPLETALK, "AF_APPLETALK"  },
 220 #endif
 221 #ifdef AF_ASH
 222         { AF_ASH,       "AF_ASH"        },
 223 #endif
 224 #ifdef AF_ATMPVC
 225         { AF_ATMPVC,    "AF_ATMPVC"     },
 226 #endif
 227 #ifdef AF_ATMSVC
 228         { AF_ATMSVC,    "AF_ATMSVC"     },
 229 #endif
 230 #ifdef AF_AX25
 231         { AF_AX25,      "AF_AX25"       },
 232 #endif
 233 #ifdef AF_BLUETOOTH
 234         { AF_BLUETOOTH, "AF_BLUETOOTH"  },
 235 #endif
 236 #ifdef AF_BRIDGE
 237         { AF_BRIDGE,    "AF_BRIDGE"     },
 238 #endif
 239 #ifdef AF_DECnet
 240         { AF_DECnet,    "AF_DECnet"     },
 241 #endif
 242 #ifdef AF_ECONET
 243         { AF_ECONET,    "AF_ECONET"     },
 244 #endif
 245 #ifdef AF_FILE
 246         { AF_FILE,      "AF_FILE"       },
 247 #endif
 248 #ifdef AF_IMPLINK
 249         { AF_IMPLINK,   "AF_IMPLINK"    },
 250 #endif
 251 #ifdef AF_INET
 252         { AF_INET,      "AF_INET"       },
 253 #endif
 254 #ifdef AF_INET6
 255         { AF_INET6,     "AF_INET6"      },
 256 #endif
 257 #ifdef AF_IPX
 258         { AF_IPX,       "AF_IPX"        },
 259 #endif
 260 #ifdef AF_IRDA
 261         { AF_IRDA,      "AF_IRDA"       },
 262 #endif
 263 #ifdef AF_ISO
 264         { AF_ISO,       "AF_ISO"        },
 265 #endif
 266 #ifdef AF_KEY
 267         { AF_KEY,       "AF_KEY"        },
 268 #endif
 269 #ifdef AF_UNIX
 270         { AF_UNIX,      "AF_UNIX"       },
 271 #endif
 272 #ifdef AF_LOCAL
 273         { AF_LOCAL,     "AF_LOCAL"      },
 274 #endif
 275 #ifdef AF_NETBEUI
 276         { AF_NETBEUI,   "AF_NETBEUI"    },
 277 #endif
 278 #ifdef AF_NETLINK
 279         { AF_NETLINK,   "AF_NETLINK"    },
 280 #endif
 281 #ifdef AF_NETROM
 282         { AF_NETROM,    "AF_NETROM"     },
 283 #endif
 284 #ifdef AF_PACKET
 285         { AF_PACKET,    "AF_PACKET"     },
 286 #endif
 287 #ifdef AF_PPPOX
 288         { AF_PPPOX,     "AF_PPPOX"      },
 289 #endif
 290 #ifdef AF_ROSE
 291         { AF_ROSE,      "AF_ROSE"       },
 292 #endif
 293 #ifdef AF_ROUTE
 294         { AF_ROUTE,     "AF_ROUTE"      },
 295 #endif
 296 #ifdef AF_SECURITY
 297         { AF_SECURITY,  "AF_SECURITY"   },
 298 #endif
 299 #ifdef AF_SNA
 300         { AF_SNA,       "AF_SNA"        },
 301 #endif
 302 #ifdef AF_UNSPEC
 303         { AF_UNSPEC,    "AF_UNSPEC"     },
 304 #endif
 305 #ifdef AF_WANPIPE
 306         { AF_WANPIPE,   "AF_WANPIPE"    },
 307 #endif
 308 #ifdef AF_X25
 309         { AF_X25,       "AF_X25"        },
 310 #endif
 311         { 0,            NULL            },
 312 };
 313 static const struct xlat socktypes[] = {
 314         { SOCK_STREAM,  "SOCK_STREAM"   },
 315         { SOCK_DGRAM,   "SOCK_DGRAM"    },
 316 #ifdef SOCK_RAW
 317         { SOCK_RAW,     "SOCK_RAW"      },
 318 #endif
 319 #ifdef SOCK_RDM
 320         { SOCK_RDM,     "SOCK_RDM"      },
 321 #endif
 322 #ifdef SOCK_SEQPACKET
 323         { SOCK_SEQPACKET,"SOCK_SEQPACKET"},
 324 #endif
 325 #ifdef SOCK_DCCP
 326         { SOCK_DCCP,    "SOCK_DCCP"     },
 327 #endif
 328 #ifdef SOCK_PACKET
 329         { SOCK_PACKET,  "SOCK_PACKET"   },
 330 #endif
 331         { 0,            NULL            },
 332 };
 333 static const struct xlat sock_type_flags[] = {
 334 #ifdef SOCK_CLOEXEC
 335         { SOCK_CLOEXEC, "SOCK_CLOEXEC"  },
 336 #endif
 337 #ifdef SOCK_NONBLOCK
 338         { SOCK_NONBLOCK,"SOCK_NONBLOCK" },
 339 #endif
 340         { 0,            NULL            },
 341 };
 342 #ifndef SOCK_TYPE_MASK
 343 # define SOCK_TYPE_MASK 0xf
 344 #endif
 345 static const struct xlat socketlayers[] = {
 346 #if defined(SOL_IP)
 347         { SOL_IP,       "SOL_IP"        },
 348 #endif
 349 #if defined(SOL_ICMP)
 350         { SOL_ICMP,     "SOL_ICMP"      },
 351 #endif
 352 #if defined(SOL_TCP)
 353         { SOL_TCP,      "SOL_TCP"       },
 354 #endif
 355 #if defined(SOL_UDP)
 356         { SOL_UDP,      "SOL_UDP"       },
 357 #endif
 358 #if defined(SOL_IPV6)
 359         { SOL_IPV6,     "SOL_IPV6"      },
 360 #endif
 361 #if defined(SOL_ICMPV6)
 362         { SOL_ICMPV6,   "SOL_ICMPV6"    },
 363 #endif
 364 #if defined(SOL_SCTP)
 365         { SOL_SCTP,     "SOL_SCTP"      },
 366 #endif
 367 #if defined(SOL_UDPLITE)
 368         { SOL_UDPLITE,  "SOL_UDPLITE"   },
 369 #endif
 370 #if defined(SOL_RAW)
 371         { SOL_RAW,      "SOL_RAW"       },
 372 #endif
 373 #if defined(SOL_IPX)
 374         { SOL_IPX,      "SOL_IPX"       },
 375 #endif
 376 #if defined(SOL_AX25)
 377         { SOL_AX25,     "SOL_AX25"      },
 378 #endif
 379 #if defined(SOL_ATALK)
 380         { SOL_ATALK,    "SOL_ATALK"     },
 381 #endif
 382 #if defined(SOL_NETROM)
 383         { SOL_NETROM,   "SOL_NETROM"    },
 384 #endif
 385 #if defined(SOL_ROSE)
 386         { SOL_ROSE,     "SOL_ROSE"      },
 387 #endif
 388 #if defined(SOL_DECNET)
 389         { SOL_DECNET,   "SOL_DECNET"    },
 390 #endif
 391 #if defined(SOL_X25)
 392         { SOL_X25,      "SOL_X25"       },
 393 #endif
 394 #if defined(SOL_PACKET)
 395         { SOL_PACKET,   "SOL_PACKET"    },
 396 #endif
 397 #if defined(SOL_ATM)
 398         { SOL_ATM,      "SOL_ATM"       },
 399 #endif
 400 #if defined(SOL_AAL)
 401         { SOL_AAL,      "SOL_AAL"       },
 402 #endif
 403 #if defined(SOL_IRDA)
 404         { SOL_IRDA,     "SOL_IRDA"      },
 405 #endif
 406 #if defined(SOL_NETBEUI)
 407         { SOL_NETBEUI,  "SOL_NETBEUI"   },
 408 #endif
 409 #if defined(SOL_LLC)
 410         { SOL_LLC,      "SOL_LLC"       },
 411 #endif
 412 #if defined(SOL_DCCP)
 413         { SOL_DCCP,     "SOL_DCCP"      },
 414 #endif
 415 #if defined(SOL_NETLINK)
 416         { SOL_NETLINK,  "SOL_NETLINK"   },
 417 #endif
 418 #if defined(SOL_TIPC)
 419         { SOL_TIPC,     "SOL_TIPC"      },
 420 #endif
 421 #if defined(SOL_RXRPC)
 422         { SOL_RXRPC,    "SOL_RXRPC"     },
 423 #endif
 424 #if defined(SOL_PPPOL2TP)
 425         { SOL_PPPOL2TP, "SOL_PPPOL2TP"  },
 426 #endif
 427 #if defined(SOL_BLUETOOTH)
 428         { SOL_BLUETOOTH,"SOL_BLUETOOTH" },
 429 #endif
 430 #if defined(SOL_PNPIPE)
 431         { SOL_PNPIPE,   "SOL_PNPIPE"    },
 432 #endif
 433 #if defined(SOL_RDS)
 434         { SOL_RDS,      "SOL_RDS"       },
 435 #endif
 436 #if defined(SOL_IUVC)
 437         { SOL_IUCV,     "SOL_IUCV"      },
 438 #endif
 439 #if defined(SOL_CAIF)
 440         { SOL_CAIF,     "SOL_CAIF"      },
 441 #endif
 442         { SOL_SOCKET,   "SOL_SOCKET"    },      /* Never used! */
 443         /* The SOL_* array should remain not NULL-terminated. */
 444 };
 445 /*** WARNING: DANGER WILL ROBINSON: NOTE "socketlayers" array above
 446      falls into "protocols" array below!!!!   This is intended!!! ***/
 447 static const struct xlat protocols[] = {
 448         { IPPROTO_IP,   "IPPROTO_IP"    },
 449         { IPPROTO_ICMP, "IPPROTO_ICMP"  },
 450         { IPPROTO_TCP,  "IPPROTO_TCP"   },
 451         { IPPROTO_UDP,  "IPPROTO_UDP"   },
 452 #ifdef IPPROTO_IGMP
 453         { IPPROTO_IGMP, "IPPROTO_IGMP"  },
 454 #endif
 455 #ifdef IPPROTO_GGP
 456         { IPPROTO_GGP,  "IPPROTO_GGP"   },
 457 #endif
 458 #ifdef IPPROTO_IPIP
 459         { IPPROTO_IPIP, "IPPROTO_IPIP"  },
 460 #endif
 461 #ifdef IPPROTO_EGP
 462         { IPPROTO_EGP,  "IPPROTO_EGP"   },
 463 #endif
 464 #ifdef IPPROTO_PUP
 465         { IPPROTO_PUP,  "IPPROTO_PUP"   },
 466 #endif
 467 #ifdef IPPROTO_IDP
 468         { IPPROTO_IDP,  "IPPROTO_IDP"   },
 469 #endif
 470 #ifdef IPPROTO_TP
 471         { IPPROTO_TP,   "IPPROTO_TP"    },
 472 #endif
 473 #ifdef IPPROTO_DCCP
 474         { IPPROTO_DCCP, "IPPROTO_DCCP"  },
 475 #endif
 476 #ifdef IPPROTO_IPV6
 477         { IPPROTO_IPV6, "IPPROTO_IPV6"  },
 478 #endif
 479 #ifdef IPPROTO_ROUTING
 480         { IPPROTO_ROUTING, "IPPROTO_ROUTING" },
 481 #endif
 482 #ifdef IPPROTO_FRAGMENT
 483         { IPPROTO_FRAGMENT, "IPPROTO_FRAGMENT" },
 484 #endif
 485 #ifdef IPPROTO_RSVP
 486         { IPPROTO_RSVP, "IPPROTO_RSVP"  },
 487 #endif
 488 #ifdef IPPROTO_GRE
 489         { IPPROTO_GRE,  "IPPROTO_GRE"   },
 490 #endif
 491 #ifdef IPPROTO_ESP
 492         { IPPROTO_ESP,  "IPPROTO_ESP"   },
 493 #endif
 494 #ifdef IPPROTO_AH
 495         { IPPROTO_AH,   "IPPROTO_AH"    },
 496 #endif
 497 #ifdef IPPROTO_ICMPV6
 498         { IPPROTO_ICMPV6, "IPPROTO_ICMPV6" },
 499 #endif
 500 #ifdef IPPROTO_NONE
 501         { IPPROTO_NONE, "IPPROTO_NONE"  },
 502 #endif
 503 #ifdef IPPROTO_DSTOPTS
 504         { IPPROTO_DSTOPTS, "IPPROTO_DSTOPTS" },
 505 #endif
 506 #ifdef IPPROTO_HELLO
 507         { IPPROTO_HELLO, "IPPROTO_HELLO" },
 508 #endif
 509 #ifdef IPPROTO_ND
 510         { IPPROTO_ND,   "IPPROTO_ND"    },
 511 #endif
 512 #ifdef IPPROTO_MTP
 513         { IPPROTO_MTP,  "IPPROTO_MTP"   },
 514 #endif
 515 #ifdef IPPROTO_ENCAP
 516         { IPPROTO_ENCAP, "IPPROTO_ENCAP" },
 517 #endif
 518 #ifdef IPPROTO_PIM
 519         { IPPROTO_PIM,  "IPPROTO_PIM"   },
 520 #endif
 521 #ifdef IPPROTO_COMP
 522         { IPPROTO_COMP, "IPPROTO_COMP"  },
 523 #endif
 524 #ifdef IPPROTO_SCTP
 525         { IPPROTO_SCTP, "IPPROTO_SCTP"  },
 526 #endif
 527 #ifdef IPPROTO_UDPLITE
 528         { IPPROTO_UDPLITE, "IPPROTO_UDPLITE" },
 529 #endif
 530 #ifdef IPPROTO_RAW
 531         { IPPROTO_RAW,  "IPPROTO_RAW"   },
 532 #endif
 533 #ifdef IPPROTO_MAX
 534         { IPPROTO_MAX,  "IPPROTO_MAX"   },
 535 #endif
 536         { 0,            NULL            },
 537 };
 538 static const struct xlat msg_flags[] = {
 539         { MSG_OOB,              "MSG_OOB"               },
 540 #ifdef MSG_DONTROUTE
 541         { MSG_DONTROUTE,        "MSG_DONTROUTE"         },
 542 #endif
 543 #ifdef MSG_PEEK
 544         { MSG_PEEK,             "MSG_PEEK"              },
 545 #endif
 546 #ifdef MSG_CTRUNC
 547         { MSG_CTRUNC,           "MSG_CTRUNC"            },
 548 #endif
 549 #ifdef MSG_PROXY
 550         { MSG_PROXY,            "MSG_PROXY"             },
 551 #endif
 552 #ifdef MSG_EOR
 553         { MSG_EOR,              "MSG_EOR"               },
 554 #endif
 555 #ifdef MSG_WAITALL
 556         { MSG_WAITALL,          "MSG_WAITALL"           },
 557 #endif
 558 #ifdef MSG_TRUNC
 559         { MSG_TRUNC,            "MSG_TRUNC"             },
 560 #endif
 561 #ifdef MSG_CTRUNC
 562         { MSG_CTRUNC,           "MSG_CTRUNC"            },
 563 #endif
 564 #ifdef MSG_ERRQUEUE
 565         { MSG_ERRQUEUE,         "MSG_ERRQUEUE"          },
 566 #endif
 567 #ifdef MSG_DONTWAIT
 568         { MSG_DONTWAIT,         "MSG_DONTWAIT"          },
 569 #endif
 570 #ifdef MSG_CONFIRM
 571         { MSG_CONFIRM,          "MSG_CONFIRM"           },
 572 #endif
 573 #ifdef MSG_PROBE
 574         { MSG_PROBE,            "MSG_PROBE"             },
 575 #endif
 576 #ifdef MSG_FIN
 577         { MSG_FIN,              "MSG_FIN"               },
 578 #endif
 579 #ifdef MSG_SYN
 580         { MSG_SYN,              "MSG_SYN"               },
 581 #endif
 582 #ifdef MSG_RST
 583         { MSG_RST,              "MSG_RST"               },
 584 #endif
 585 #ifdef MSG_NOSIGNAL
 586         { MSG_NOSIGNAL,         "MSG_NOSIGNAL"          },
 587 #endif
 588 #ifdef MSG_MORE
 589         { MSG_MORE,             "MSG_MORE"              },
 590 #endif
 591 #ifdef MSG_CMSG_CLOEXEC
 592         { MSG_CMSG_CLOEXEC,     "MSG_CMSG_CLOEXEC"      },
 593 #endif
 594         { 0,                    NULL                    },
 595 };
 596
 597 static const struct xlat sockoptions[] = {
 598 #ifdef SO_ACCEPTCONN
 599         { SO_ACCEPTCONN,        "SO_ACCEPTCONN" },
 600 #endif
 601 #ifdef SO_ALLRAW
 602         { SO_ALLRAW,    "SO_ALLRAW"     },
 603 #endif
 604 #ifdef SO_ATTACH_FILTER
 605         { SO_ATTACH_FILTER,     "SO_ATTACH_FILTER"      },
 606 #endif
 607 #ifdef SO_BINDTODEVICE
 608         { SO_BINDTODEVICE,      "SO_BINDTODEVICE"       },
 609 #endif
 610 #ifdef SO_BROADCAST
 611         { SO_BROADCAST, "SO_BROADCAST"  },
 612 #endif
 613 #ifdef SO_BSDCOMPAT
 614         { SO_BSDCOMPAT, "SO_BSDCOMPAT"  },
 615 #endif
 616 #ifdef SO_DEBUG
 617         { SO_DEBUG,     "SO_DEBUG"      },
 618 #endif
 619 #ifdef SO_DETACH_FILTER
 620         { SO_DETACH_FILTER,     "SO_DETACH_FILTER"      },
 621 #endif
 622 #ifdef SO_DONTROUTE
 623         { SO_DONTROUTE, "SO_DONTROUTE"  },
 624 #endif
 625 #ifdef SO_ERROR
 626         { SO_ERROR,     "SO_ERROR"      },
 627 #endif
 628 #ifdef SO_ICS
 629         { SO_ICS,       "SO_ICS"        },
 630 #endif
 631 #ifdef SO_IMASOCKET
 632         { SO_IMASOCKET, "SO_IMASOCKET"  },
 633 #endif
 634 #ifdef SO_KEEPALIVE
 635         { SO_KEEPALIVE, "SO_KEEPALIVE"  },
 636 #endif
 637 #ifdef SO_LINGER
 638         { SO_LINGER,    "SO_LINGER"     },
 639 #endif
 640 #ifdef SO_LISTENING
 641         { SO_LISTENING, "SO_LISTENING"  },
 642 #endif
 643 #ifdef SO_MGMT
 644         { SO_MGMT,      "SO_MGMT"       },
 645 #endif
 646 #ifdef SO_NO_CHECK
 647         { SO_NO_CHECK,  "SO_NO_CHECK"   },
 648 #endif
 649 #ifdef SO_OOBINLINE
 650         { SO_OOBINLINE, "SO_OOBINLINE"  },
 651 #endif
 652 #ifdef SO_ORDREL
 653         { SO_ORDREL,    "SO_ORDREL"     },
 654 #endif
 655 #ifdef SO_PARALLELSVR
 656         { SO_PARALLELSVR,       "SO_PARALLELSVR"        },
 657 #endif
 658 #ifdef SO_PASSCRED
 659         { SO_PASSCRED,  "SO_PASSCRED"   },
 660 #endif
 661 #ifdef SO_PEERCRED
 662         { SO_PEERCRED,  "SO_PEERCRED"   },
 663 #endif
 664 #ifdef SO_PEERNAME
 665         { SO_PEERNAME,  "SO_PEERNAME"   },
 666 #endif
 667 #ifdef SO_PEERSEC
 668         { SO_PEERSEC,   "SO_PEERSEC"    },
 669 #endif
 670 #ifdef SO_PRIORITY
 671         { SO_PRIORITY,  "SO_PRIORITY"   },
 672 #endif
 673 #ifdef SO_PROTOTYPE
 674         { SO_PROTOTYPE, "SO_PROTOTYPE"  },
 675 #endif
 676 #ifdef SO_RCVBUF
 677         { SO_RCVBUF,    "SO_RCVBUF"     },
 678 #endif
 679 #ifdef SO_RCVLOWAT
 680         { SO_RCVLOWAT,  "SO_RCVLOWAT"   },
 681 #endif
 682 #ifdef SO_RCVTIMEO
 683         { SO_RCVTIMEO,  "SO_RCVTIMEO"   },
 684 #endif
 685 #ifdef SO_RDWR
 686         { SO_RDWR,      "SO_RDWR"       },
 687 #endif
 688 #ifdef SO_REUSEADDR
 689         { SO_REUSEADDR, "SO_REUSEADDR"  },
 690 #endif
 691 #ifdef SO_REUSEPORT
 692         { SO_REUSEPORT, "SO_REUSEPORT"  },
 693 #endif
 694 #ifdef SO_SECURITY_AUTHENTICATION
 695         { SO_SECURITY_AUTHENTICATION,"SO_SECURITY_AUTHENTICATION"},
 696 #endif
 697 #ifdef SO_SECURITY_ENCRYPTION_NETWORK
 698         { SO_SECURITY_ENCRYPTION_NETWORK,"SO_SECURITY_ENCRYPTION_NETWORK"},
 699 #endif
 700 #ifdef SO_SECURITY_ENCRYPTION_TRANSPORT
 701         { SO_SECURITY_ENCRYPTION_TRANSPORT,"SO_SECURITY_ENCRYPTION_TRANSPORT"},
 702 #endif
 703 #ifdef SO_SEMA
 704         { SO_SEMA,      "SO_SEMA"       },
 705 #endif
 706 #ifdef SO_SNDBUF
 707         { SO_SNDBUF,    "SO_SNDBUF"     },
 708 #endif
 709 #ifdef SO_SNDLOWAT
 710         { SO_SNDLOWAT,  "SO_SNDLOWAT"   },
 711 #endif
 712 #ifdef SO_SNDTIMEO
 713         { SO_SNDTIMEO,  "SO_SNDTIMEO"   },
 714 #endif
 715 #ifdef SO_TIMESTAMP
 716         { SO_TIMESTAMP, "SO_TIMESTAMP"  },
 717 #endif
 718 #ifdef SO_TYPE
 719         { SO_TYPE,      "SO_TYPE"       },
 720 #endif
 721 #ifdef SO_USELOOPBACK
 722         { SO_USELOOPBACK,       "SO_USELOOPBACK"        },
 723 #endif
 724         { 0,            NULL            },
 725 };
 726
 727 #if !defined(SOL_IP) && defined(IPPROTO_IP)
 728 #define SOL_IP IPPROTO_IP
 729 #endif
 730
 731 #ifdef SOL_IP
 732 static const struct xlat sockipoptions[] = {
 733 #ifdef IP_TOS
 734         { IP_TOS,               "IP_TOS"                },
 735 #endif
 736 #ifdef IP_TTL
 737         { IP_TTL,               "IP_TTL"                },
 738 #endif
 739 #ifdef IP_HDRINCL
 740         { IP_HDRINCL,           "IP_HDRINCL"            },
 741 #endif
 742 #ifdef IP_OPTIONS
 743         { IP_OPTIONS,           "IP_OPTIONS"            },
 744 #endif
 745 #ifdef IP_ROUTER_ALERT
 746         { IP_ROUTER_ALERT,      "IP_ROUTER_ALERT"       },
 747 #endif
 748 #ifdef IP_RECVOPTIONS
 749         { IP_RECVOPTIONS,       "IP_RECVOPTIONS"        },
 750 #endif
 751 #ifdef IP_RECVOPTS
 752         { IP_RECVOPTS,          "IP_RECVOPTS"           },
 753 #endif
 754 #ifdef IP_RECVRETOPTS
 755         { IP_RECVRETOPTS,       "IP_RECVRETOPTS"        },
 756 #endif
 757 #ifdef IP_RECVDSTADDR
 758         { IP_RECVDSTADDR,       "IP_RECVDSTADDR"        },
 759 #endif
 760 #ifdef IP_RETOPTS
 761         { IP_RETOPTS,           "IP_RETOPTS"            },
 762 #endif
 763 #ifdef IP_PKTINFO
 764         { IP_PKTINFO,           "IP_PKTINFO"            },
 765 #endif
 766 #ifdef IP_PKTOPTIONS
 767         { IP_PKTOPTIONS,        "IP_PKTOPTIONS"         },
 768 #endif
 769 #ifdef IP_MTU_DISCOVER
 770         { IP_MTU_DISCOVER,      "IP_MTU_DISCOVER"       },
 771 #endif
 772 #ifdef IP_RECVERR
 773         { IP_RECVERR,           "IP_RECVERR"            },
 774 #endif
 775 #ifdef IP_RECVTTL
 776         { IP_RECVTTL,           "IP_RECVTTL"            },
 777 #endif
 778 #ifdef IP_RECVTOS
 779         { IP_RECVTOS,           "IP_RECVTOS"            },
 780 #endif
 781 #ifdef IP_MTU
 782         { IP_MTU,               "IP_MTU"                },
 783 #endif
 784 #ifdef IP_MULTICAST_IF
 785         { IP_MULTICAST_IF,      "IP_MULTICAST_IF"       },
 786 #endif
 787 #ifdef IP_MULTICAST_TTL
 788         { IP_MULTICAST_TTL,     "IP_MULTICAST_TTL"      },
 789 #endif
 790 #ifdef IP_MULTICAST_LOOP
 791         { IP_MULTICAST_LOOP,    "IP_MULTICAST_LOOP"     },
 792 #endif
 793 #ifdef IP_ADD_MEMBERSHIP
 794         { IP_ADD_MEMBERSHIP,    "IP_ADD_MEMBERSHIP"     },
 795 #endif
 796 #ifdef IP_DROP_MEMBERSHIP
 797         { IP_DROP_MEMBERSHIP,   "IP_DROP_MEMBERSHIP"    },
 798 #endif
 799 #ifdef IP_BROADCAST_IF
 800         { IP_BROADCAST_IF,      "IP_BROADCAST_IF"       },
 801 #endif
 802 #ifdef IP_RECVIFINDEX
 803         { IP_RECVIFINDEX,       "IP_RECVIFINDEX"        },
 804 #endif
 805 #ifdef IP_MSFILTER
 806         { IP_MSFILTER,          "IP_MSFILTER"           },
 807 #endif
 808 #ifdef MCAST_MSFILTER
 809         { MCAST_MSFILTER,       "MCAST_MSFILTER"        },
 810 #endif
 811 #ifdef IP_FREEBIND
 812         { IP_FREEBIND,          "IP_FREEBIND"           },
 813 #endif
 814         { 0,                    NULL                    },
 815 };
 816 #endif /* SOL_IP */
 817
 818 #ifdef SOL_IPV6
 819 static const struct xlat sockipv6options[] = {
 820 #ifdef IPV6_ADDRFORM
 821         { IPV6_ADDRFORM,        "IPV6_ADDRFORM"         },
 822 #endif
 823 #ifdef MCAST_FILTER
 824         { MCAST_FILTER,         "MCAST_FILTER"          },
 825 #endif
 826 #ifdef IPV6_PKTOPTIONS
 827         { IPV6_PKTOPTIONS,      "IPV6_PKTOPTIONS"       },
 828 #endif
 829 #ifdef IPV6_MTU
 830         { IPV6_MTU,             "IPV6_MTU"              },
 831 #endif
 832 #ifdef IPV6_V6ONLY
 833         { IPV6_V6ONLY,          "IPV6_V6ONLY"           },
 834 #endif
 835 #ifdef IPV6_PKTINFO
 836         { IPV6_PKTINFO,         "IPV6_PKTINFO"          },
 837 #endif
 838 #ifdef IPV6_HOPLIMIT
 839         { IPV6_HOPLIMIT,        "IPV6_HOPLIMIT"         },
 840 #endif
 841 #ifdef IPV6_RTHDR
 842         { IPV6_RTHDR,           "IPV6_RTHDR"            },
 843 #endif
 844 #ifdef IPV6_HOPOPTS
 845         { IPV6_HOPOPTS,         "IPV6_HOPOPTS"          },
 846 #endif
 847 #ifdef IPV6_DSTOPTS
 848         { IPV6_DSTOPTS,         "IPV6_DSTOPTS"          },
 849 #endif
 850 #ifdef IPV6_FLOWINFO
 851         { IPV6_FLOWINFO,        "IPV6_FLOWINFO"         },
 852 #endif
 853 #ifdef IPV6_UNICAST_HOPS
 854         { IPV6_UNICAST_HOPS,    "IPV6_UNICAST_HOPS"     },
 855 #endif
 856 #ifdef IPV6_MULTICAST_HOPS
 857         { IPV6_MULTICAST_HOPS,  "IPV6_MULTICAST_HOPS"   },
 858 #endif
 859 #ifdef IPV6_MULTICAST_LOOP
 860         { IPV6_MULTICAST_LOOP,  "IPV6_MULTICAST_LOOP"   },
 861 #endif
 862 #ifdef IPV6_MULTICAST_IF
 863         { IPV6_MULTICAST_IF,    "IPV6_MULTICAST_IF"     },
 864 #endif
 865 #ifdef IPV6_MTU_DISCOVER
 866         { IPV6_MTU_DISCOVER,    "IPV6_MTU_DISCOVER"     },
 867 #endif
 868 #ifdef IPV6_RECVERR
 869         { IPV6_RECVERR,         "IPV6_RECVERR"          },
 870 #endif
 871 #ifdef IPV6_FLOWINFO_SEND
 872         { IPV6_FLOWINFO_SEND,   "IPV6_FLOWINFO_SEND"    },
 873 #endif
 874 #ifdef IPV6_ADD_MEMBERSHIP
 875         { IPV6_ADD_MEMBERSHIP,  "IPV6_ADD_MEMBERSHIP"   },
 876 #endif
 877 #ifdef IPV6_DROP_MEMBERSHIP
 878         { IPV6_DROP_MEMBERSHIP, "IPV6_DROP_MEMBERSHIP"  },
 879 #endif
 880 #ifdef IPV6_ROUTER_ALERT
 881         { IPV6_ROUTER_ALERT,    "IPV6_ROUTER_ALERT"     },
 882 #endif
 883         { 0,                    NULL                    },
 884 };
 885 #endif /* SOL_IPV6 */
 886
 887 #ifdef SOL_IPX
 888 static const struct xlat sockipxoptions[] = {
 889         { IPX_TYPE,     "IPX_TYPE"      },
 890         { 0,            NULL            },
 891 };
 892 #endif /* SOL_IPX */
 893
 894 #ifdef SOL_RAW
 895 static const struct xlat sockrawoptions[] = {
 896 #if defined(ICMP_FILTER)
 897         { ICMP_FILTER,          "ICMP_FILTER"   },
 898 #endif
 899         { 0,                    NULL            },
 900 };
 901 #endif /* SOL_RAW */
 902
 903 #ifdef SOL_PACKET
 904 static const struct xlat sockpacketoptions[] = {
 905 #ifdef PACKET_ADD_MEMBERSHIP
 906         { PACKET_ADD_MEMBERSHIP,        "PACKET_ADD_MEMBERSHIP" },
 907 #endif
 908 #ifdef PACKET_DROP_MEMBERSHIP
 909         { PACKET_DROP_MEMBERSHIP,       "PACKET_DROP_MEMBERSHIP"},
 910 #endif
 911 #if defined(PACKET_RECV_OUTPUT)
 912         { PACKET_RECV_OUTPUT,           "PACKET_RECV_OUTPUT"    },
 913 #endif
 914 #if defined(PACKET_RX_RING)
 915         { PACKET_RX_RING,               "PACKET_RX_RING"        },
 916 #endif
 917 #if defined(PACKET_STATISTICS)
 918         { PACKET_STATISTICS,            "PACKET_STATISTICS"     },
 919 #endif
 920 #if defined(PACKET_COPY_THRESH)
 921         { PACKET_COPY_THRESH,           "PACKET_COPY_THRESH"    },
 922 #endif
 923 #if defined(PACKET_AUXDATA)
 924         { PACKET_AUXDATA,               "PACKET_AUXDATA"        },
 925 #endif
 926 #if defined(PACKET_ORIGDEV)
 927         { PACKET_ORIGDEV,               "PACKET_ORIGDEV"        },
 928 #endif
 929 #if defined(PACKET_VERSION)
 930         { PACKET_VERSION,               "PACKET_VERSION"        },
 931 #endif
 932 #if defined(PACKET_HDRLEN)
 933         { PACKET_HDRLEN,                "PACKET_HDRLEN" },
 934 #endif
 935 #if defined(PACKET_RESERVE)
 936         { PACKET_RESERVE,               "PACKET_RESERVE"        },
 937 #endif
 938 #if defined(PACKET_TX_RING)
 939         { PACKET_TX_RING,               "PACKET_TX_RING"        },
 940 #endif
 941 #if defined(PACKET_LOSS)
 942         { PACKET_LOSS,                  "PACKET_LOSS"   },
 943 #endif
 944         { 0,                            NULL                    },
 945 };
 946 #endif /* SOL_PACKET */
 947
 948 #ifdef SOL_SCTP
 949 static const struct xlat socksctpoptions[] = {
 950 #if defined(SCTP_RTOINFO)
 951         { SCTP_RTOINFO,                 "SCTP_RTOINFO"  },
 952 #endif
 953 #if defined(SCTP_ASSOCINFO)
 954         { SCTP_ASSOCINFO,               "SCTP_ASSOCINFO"},
 955 #endif
 956 #if defined(SCTP_INITMSG)
 957         { SCTP_INITMSG,                 "SCTP_INITMSG"  },
 958 #endif
 959 #if defined(SCTP_NODELAY)
 960         { SCTP_NODELAY,                 "SCTP_NODELAY"  },
 961 #endif
 962 #if defined(SCTP_AUTOCLOSE)
 963         { SCTP_AUTOCLOSE,               "SCTP_AUTOCLOSE"},
 964 #endif
 965 #if defined(SCTP_SET_PEER_PRIMARY_ADDR)
 966         { SCTP_SET_PEER_PRIMARY_ADDR,   "SCTP_SET_PEER_PRIMARY_ADDR"},
 967 #endif
 968 #if defined(SCTP_PRIMARY_ADDR)
 969         { SCTP_PRIMARY_ADDR,            "SCTP_PRIMARY_ADDR"     },
 970 #endif
 971 #if defined(SCTP_ADAPTATION_LAYER)
 972         { SCTP_ADAPTATION_LAYER,        "SCTP_ADAPTATION_LAYER" },
 973 #endif
 974 #if defined(SCTP_DISABLE_FRAGMENTS)
 975         { SCTP_DISABLE_FRAGMENTS,       "SCTP_DISABLE_FRAGMENTS"},
 976 #endif
 977 #if defined(SCTP_PEER_ADDR_PARAMS)
 978         { SCTP_PEER_ADDR_PARAMS,        "SCTP_PEER_ADDR_PARAMS" },
 979 #endif
 980 #if defined(SCTP_DEFAULT_SEND_PARAM)
 981         { SCTP_DEFAULT_SEND_PARAM,      "SCTP_DEFAULT_SEND_PARAM"},
 982 #endif
 983 #if defined(SCTP_EVENTS)
 984         { SCTP_EVENTS,                  "SCTP_EVENTS"           },
 985 #endif
 986 #if defined(SCTP_I_WANT_MAPPED_V4_ADDR)
 987         { SCTP_I_WANT_MAPPED_V4_ADDR,   "SCTP_I_WANT_MAPPED_V4_ADDR"},
 988 #endif
 989 #if defined(SCTP_MAXSEG)
 990         { SCTP_MAXSEG,                  "SCTP_MAXSEG"           },
 991 #endif
 992 #if defined(SCTP_STATUS)
 993         { SCTP_STATUS,                  "SCTP_STATUS"           },
 994 #endif
 995 #if defined(SCTP_GET_PEER_ADDR_INFO)
 996         { SCTP_GET_PEER_ADDR_INFO,      "SCTP_GET_PEER_ADDR_INFO"},
 997 #endif
 998 #if defined(SCTP_DELAYED_ACK)
 999         { SCTP_DELAYED_ACK,             "SCTP_DELAYED_ACK"      },
1000 #endif
1001 #if defined(SCTP_CONTEXT)
1002         { SCTP_CONTEXT,                 "SCTP_CONTEXT"          },
1003 #endif
1004 #if defined(SCTP_FRAGMENT_INTERLEAVE)
1005         { SCTP_FRAGMENT_INTERLEAVE,     "SCTP_FRAGMENT_INTERLEAVE"},
1006 #endif
1007 #if defined(SCTP_PARTIAL_DELIVERY_POINT)
1008         { SCTP_PARTIAL_DELIVERY_POINT,  "SCTP_PARTIAL_DELIVERY_POINT"},
1009 #endif
1010 #if defined(SCTP_MAX_BURST)
1011         { SCTP_MAX_BURST,               "SCTP_MAX_BURST"        },
1012 #endif
1013 #if defined(SCTP_AUTH_CHUNK)
1014         { SCTP_AUTH_CHUNK,              "SCTP_AUTH_CHUNK"       },
1015 #endif
1016 #if defined(SCTP_HMAC_IDENT)
1017         { SCTP_HMAC_IDENT,              "SCTP_HMAC_IDENT"       },
1018 #endif
1019 #if defined(SCTP_AUTH_KEY)
1020         { SCTP_AUTH_KEY,                "SCTP_AUTH_KEY"         },
1021 #endif
1022 #if defined(SCTP_AUTH_ACTIVE_KEY)
1023         { SCTP_AUTH_ACTIVE_KEY,         "SCTP_AUTH_ACTIVE_KEY"  },
1024 #endif
1025 #if defined(SCTP_AUTH_DELETE_KEY)
1026         { SCTP_AUTH_DELETE_KEY,         "SCTP_AUTH_DELETE_KEY"  },
1027 #endif
1028 #if defined(SCTP_PEER_AUTH_CHUNKS)
1029         { SCTP_PEER_AUTH_CHUNKS,        "SCTP_PEER_AUTH_CHUNKS" },
1030 #endif
1031 #if defined(SCTP_LOCAL_AUTH_CHUNKS)
1032         { SCTP_LOCAL_AUTH_CHUNKS,       "SCTP_LOCAL_AUTH_CHUNKS"},
1033 #endif
1034 #if defined(SCTP_GET_ASSOC_NUMBER)
1035         { SCTP_GET_ASSOC_NUMBER,        "SCTP_GET_ASSOC_NUMBER" },
1036 #endif
1037
1038         /* linux specific things */
1039 #if defined(SCTP_SOCKOPT_BINDX_ADD)
1040         { SCTP_SOCKOPT_BINDX_ADD,       "SCTP_SOCKOPT_BINDX_ADD"        },
1041 #endif
1042 #if defined(SCTP_SOCKOPT_BINDX_REM)
1043         { SCTP_SOCKOPT_BINDX_REM,       "SCTP_SOCKOPT_BINDX_REM"        },
1044 #endif
1045 #if defined(SCTP_SOCKOPT_PEELOFF)
1046         { SCTP_SOCKOPT_PEELOFF,         "SCTP_SOCKOPT_PEELOFF"          },
1047 #endif
1048 #if defined(SCTP_GET_PEER_ADDRS_NUM_OLD)
1049         { SCTP_GET_PEER_ADDRS_NUM_OLD,  "SCTP_GET_PEER_ADDRS_NUM_OLD"   },
1050 #endif
1051 #if defined(SCTP_GET_PEER_ADDRS_OLD)
1052         { SCTP_GET_PEER_ADDRS_OLD,      "SCTP_GET_PEER_ADDRS_OLD"       },
1053 #endif
1054 #if defined(SCTP_GET_LOCAL_ADDRS_NUM_OLD)
1055         { SCTP_GET_LOCAL_ADDRS_NUM_OLD, "SCTP_GET_LOCAL_ADDRS_NUM_OLD"  },
1056 #endif
1057 #if defined(SCTP_GET_LOCAL_ADDRS_OLD)
1058         { SCTP_GET_LOCAL_ADDRS_OLD,     "SCTP_GET_LOCAL_ADDRS_OLD"      },
1059 #endif
1060 #if defined(SCTP_SOCKOPT_CONNECTX_OLD)
1061         { SCTP_SOCKOPT_CONNECTX_OLD,    "SCTP_SOCKOPT_CONNECTX_OLD"     },
1062 #endif
1063 #if defined(SCTP_GET_PEER_ADDRS)
1064         { SCTP_GET_PEER_ADDRS,          "SCTP_GET_PEER_ADDRS"           },
1065 #endif
1066 #if defined(SCTP_GET_LOCAL_ADDRS)
1067         { SCTP_GET_LOCAL_ADDRS,         "SCTP_GET_LOCAL_ADDRS"          },
1068 #endif
1069
1070         { 0,    NULL    },
1071 };
1072 #endif
1073
1074 #if !defined(SOL_TCP) && defined(IPPROTO_TCP)
1075 #define SOL_TCP IPPROTO_TCP
1076 #endif
1077
1078 #ifdef SOL_TCP
1079 static const struct xlat socktcpoptions[] = {
1080         { TCP_NODELAY,          "TCP_NODELAY"   },
1081         { TCP_MAXSEG,           "TCP_MAXSEG"    },
1082 #if defined(TCP_CORK)
1083         { TCP_CORK,             "TCP_CORK"      },
1084 #endif
1085 #if defined(TCP_KEEPIDLE)
1086         { TCP_KEEPIDLE,         "TCP_KEEPIDLE" },
1087 #endif
1088 #if defined(TCP_KEEPINTVL)
1089         { TCP_KEEPINTVL,        "TCP_KEEPINTVL" },
1090 #endif
1091 #if defined(TCP_KEEPCNT)
1092         { TCP_KEEPCNT,          "TCP_KEEPCNT" },
1093 #endif
1094 #if defined(TCP_NKEEP)
1095         { TCP_NKEEP,            "TCP_NKEEP"     },
1096 #endif
1097 #if defined(TCP_SYNCNT)
1098         { TCP_SYNCNT,           "TCP_SYNCNT" },
1099 #endif
1100 #if defined(TCP_LINGER2)
1101         { TCP_LINGER2,          "TCP_LINGER2" },
1102 #endif
1103 #if defined(TCP_DEFER_ACCEPT)
1104         { TCP_DEFER_ACCEPT,     "TCP_DEFER_ACCEPT" },
1105 #endif
1106 #if defined(TCP_WINDOW_CLAMP)
1107         { TCP_WINDOW_CLAMP,     "TCP_WINDOW_CLAMP" },
1108 #endif
1109 #if defined(TCP_INFO)
1110         { TCP_INFO,             "TCP_INFO" },
1111 #endif
1112 #if defined(TCP_QUICKACK)
1113         { TCP_QUICKACK,         "TCP_QUICKACK" },
1114 #endif
1115 #if defined(TCP_CONGESTION)
1116         { TCP_CONGESTION,       "TCP_CONGESTION" },
1117 #endif
1118 #if defined(TCP_MD5SIG)
1119         { TCP_MD5SIG,           "TCP_MD5SIG" },
1120 #endif
1121 #if defined(TCP_COOKIE_TRANSACTIONS)
1122         { TCP_COOKIE_TRANSACTIONS,      "TCP_COOKIE_TRANSACTIONS" },
1123 #endif
1124 #if defined(TCP_THIN_LINEAR_TIMEOUTS)
1125         { TCP_THIN_LINEAR_TIMEOUTS,     "TCP_THIN_LINEAR_TIMEOUTS" },
1126 #endif
1127 #if defined(TCP_THIN_DUPACK)
1128         { TCP_THIN_DUPACK,      "TCP_THIN_DUPACK" },
1129 #endif
1130 #if defined(TCP_USER_TIMEOUT)
1131         { TCP_USER_TIMEOUT,     "TCP_USER_TIMEOUT" },
1132 #endif
1133         { 0,                    NULL            },
1134 };
1135 #endif /* SOL_TCP */
1136
1137 #ifdef SOL_RAW
1138 static const struct xlat icmpfilterflags[] = {
1139 #if defined(ICMP_ECHOREPLY)
1140         { (1<<ICMP_ECHOREPLY),          "ICMP_ECHOREPLY"        },
1141 #endif
1142 #if defined(ICMP_DEST_UNREACH)
1143         { (1<<ICMP_DEST_UNREACH),       "ICMP_DEST_UNREACH"     },
1144 #endif
1145 #if defined(ICMP_SOURCE_QUENCH)
1146         { (1<<ICMP_SOURCE_QUENCH),      "ICMP_SOURCE_QUENCH"    },
1147 #endif
1148 #if defined(ICMP_REDIRECT)
1149         { (1<<ICMP_REDIRECT),           "ICMP_REDIRECT"         },
1150 #endif
1151 #if defined(ICMP_ECHO)
1152         { (1<<ICMP_ECHO),               "ICMP_ECHO"             },
1153 #endif
1154 #if defined(ICMP_TIME_EXCEEDED)
1155         { (1<<ICMP_TIME_EXCEEDED),      "ICMP_TIME_EXCEEDED"    },
1156 #endif
1157 #if defined(ICMP_PARAMETERPROB)
1158         { (1<<ICMP_PARAMETERPROB),      "ICMP_PARAMETERPROB"    },
1159 #endif
1160 #if defined(ICMP_TIMESTAMP)
1161         { (1<<ICMP_TIMESTAMP),          "ICMP_TIMESTAMP"        },
1162 #endif
1163 #if defined(ICMP_TIMESTAMPREPLY)
1164         { (1<<ICMP_TIMESTAMPREPLY),     "ICMP_TIMESTAMPREPLY"   },
1165 #endif
1166 #if defined(ICMP_INFO_REQUEST)
1167         { (1<<ICMP_INFO_REQUEST),       "ICMP_INFO_REQUEST"     },
1168 #endif
1169 #if defined(ICMP_INFO_REPLY)
1170         { (1<<ICMP_INFO_REPLY),         "ICMP_INFO_REPLY"       },
1171 #endif
1172 #if defined(ICMP_ADDRESS)
1173         { (1<<ICMP_ADDRESS),            "ICMP_ADDRESS"          },
1174 #endif
1175 #if defined(ICMP_ADDRESSREPLY)
1176         { (1<<ICMP_ADDRESSREPLY),       "ICMP_ADDRESSREPLY"     },
1177 #endif
1178         { 0,                            NULL                    },
1179 };
1180 #endif /* SOL_RAW */
1181
1182 #if defined(AF_PACKET) /* from e.g. linux/if_packet.h */
1183 static const struct xlat af_packet_types[] = {
1184 #if defined(PACKET_HOST)
1185         { PACKET_HOST,                  "PACKET_HOST"           },
1186 #endif
1187 #if defined(PACKET_BROADCAST)
1188         { PACKET_BROADCAST,             "PACKET_BROADCAST"      },
1189 #endif
1190 #if defined(PACKET_MULTICAST)
1191         { PACKET_MULTICAST,             "PACKET_MULTICAST"      },
1192 #endif
1193 #if defined(PACKET_OTHERHOST)
1194         { PACKET_OTHERHOST,             "PACKET_OTHERHOST"      },
1195 #endif
1196 #if defined(PACKET_OUTGOING)
1197         { PACKET_OUTGOING,              "PACKET_OUTGOING"       },
1198 #endif
1199 #if defined(PACKET_LOOPBACK)
1200         { PACKET_LOOPBACK,              "PACKET_LOOPBACK"       },
1201 #endif
1202 #if defined(PACKET_FASTROUTE)
1203         { PACKET_FASTROUTE,             "PACKET_FASTROUTE"      },
1204 #endif
1205         { 0,                            NULL                    },
1206 };
1207 #endif /* defined(AF_PACKET) */
1208
1209
1210 void
1211 printsock(struct tcb *tcp, long addr, int addrlen)
1212 {
1213         union {
1214                 char pad[128];
1215                 struct sockaddr sa;
1216                 struct sockaddr_in sin;
1217                 struct sockaddr_un sau;
1218 #ifdef HAVE_INET_NTOP
1219                 struct sockaddr_in6 sa6;
1220 #endif
1221 #if defined(AF_IPX)
1222                 struct sockaddr_ipx sipx;
1223 #endif
1224 #ifdef AF_PACKET
1225                 struct sockaddr_ll ll;
1226 #endif
1227 #ifdef AF_NETLINK
1228                 struct sockaddr_nl nl;
1229 #endif
1230         } addrbuf;
1231         char string_addr[100];
1232
1233         if (addr == 0) {
1234                 tprints("NULL");
1235                 return;
1236         }
1237         if (!verbose(tcp)) {
1238                 tprintf("%#lx", addr);
1239                 return;
1240         }
1241
1242         if (addrlen < 2 || addrlen > sizeof(addrbuf))
1243                 addrlen = sizeof(addrbuf);
1244
1245         memset(&addrbuf, 0, sizeof(addrbuf));
1246         if (umoven(tcp, addr, addrlen, addrbuf.pad) < 0) {
1247                 tprints("{...}");
1248                 return;
1249         }
1250         addrbuf.pad[sizeof(addrbuf.pad) - 1] = '\0';
1251
1252         tprints("{sa_family=");
1253         printxval(addrfams, addrbuf.sa.sa_family, "AF_???");
1254         tprints(", ");
1255
1256         switch (addrbuf.sa.sa_family) {
1257         case AF_UNIX:
1258                 if (addrlen == 2) {
1259                         tprints("NULL");
1260                 } else if (addrbuf.sau.sun_path[0]) {
1261                         tprints("sun_path=");
1262                         printpathn(tcp, addr + 2, strlen(addrbuf.sau.sun_path));
1263                 } else {
1264                         tprints("sun_path=@");
1265                         printpathn(tcp, addr + 3, strlen(addrbuf.sau.sun_path + 1));
1266                 }
1267                 break;
1268         case AF_INET:
1269                 tprintf("sin_port=htons(%u), sin_addr=inet_addr(\"%s\")",
1270                         ntohs(addrbuf.sin.sin_port), inet_ntoa(addrbuf.sin.sin_addr));
1271                 break;
1272 #ifdef HAVE_INET_NTOP
1273         case AF_INET6:
1274                 inet_ntop(AF_INET6, &addrbuf.sa6.sin6_addr, string_addr, sizeof(string_addr));
1275                 tprintf("sin6_port=htons(%u), inet_pton(AF_INET6, \"%s\", &sin6_addr), sin6_flowinfo=%u",
1276                                 ntohs(addrbuf.sa6.sin6_port), string_addr,
1277                                 addrbuf.sa6.sin6_flowinfo);
1278 #ifdef HAVE_STRUCT_SOCKADDR_IN6_SIN6_SCOPE_ID
1279                 {
1280 #if defined(HAVE_IF_INDEXTONAME) && defined(IN6_IS_ADDR_LINKLOCAL) && defined(IN6_IS_ADDR_MC_LINKLOCAL)
1281                         int numericscope = 0;
1282                         if (IN6_IS_ADDR_LINKLOCAL(&addrbuf.sa6.sin6_addr)
1283                             || IN6_IS_ADDR_MC_LINKLOCAL(&addrbuf.sa6.sin6_addr)) {
1284                                 char scopebuf[IFNAMSIZ + 1];
1285
1286                                 if (if_indextoname(addrbuf.sa6.sin6_scope_id, scopebuf) == NULL)
1287                                         numericscope++;
1288                                 else
1289                                         tprintf(", sin6_scope_id=if_nametoindex(\"%s\")", scopebuf);
1290                         } else
1291                                 numericscope++;
1292
1293                         if (numericscope)
1294 #endif
1295                                 tprintf(", sin6_scope_id=%u", addrbuf.sa6.sin6_scope_id);
1296                 }
1297 #endif
1298                 break;
1299 #endif
1300 #if defined(AF_IPX)
1301         case AF_IPX:
1302                 {
1303                         int i;
1304                         tprintf("sipx_port=htons(%u), ",
1305                                         ntohs(addrbuf.sipx.sipx_port));
1306                         /* Yes, I know, this does not look too
1307                          * strace-ish, but otherwise the IPX
1308                          * addresses just look monstrous...
1309                          * Anyways, feel free if you don't like
1310                          * this way.. :)
1311                          */
1312                         tprintf("%08lx:", (unsigned long)ntohl(addrbuf.sipx.sipx_network));
1313                         for (i = 0; i < IPX_NODE_LEN; i++)
1314                                 tprintf("%02x", addrbuf.sipx.sipx_node[i]);
1315                         tprintf("/[%02x]", addrbuf.sipx.sipx_type);
1316                 }
1317                 break;
1318 #endif /* AF_IPX */
1319 #ifdef AF_PACKET
1320         case AF_PACKET:
1321                 {
1322                         int i;
1323                         tprintf("proto=%#04x, if%d, pkttype=",
1324                                         ntohs(addrbuf.ll.sll_protocol),
1325                                         addrbuf.ll.sll_ifindex);
1326                         printxval(af_packet_types, addrbuf.ll.sll_pkttype, "?");
1327                         tprintf(", addr(%d)={%d, ",
1328                                         addrbuf.ll.sll_halen,
1329                                         addrbuf.ll.sll_hatype);
1330                         for (i = 0; i < addrbuf.ll.sll_halen; i++)
1331                                 tprintf("%02x", addrbuf.ll.sll_addr[i]);
1332                 }
1333                 break;
1334
1335 #endif /* AF_PACKET */
1336 #ifdef AF_NETLINK
1337         case AF_NETLINK:
1338                 tprintf("pid=%d, groups=%08x", addrbuf.nl.nl_pid, addrbuf.nl.nl_groups);
1339                 break;
1340 #endif /* AF_NETLINK */
1341         /* AF_AX25 AF_APPLETALK AF_NETROM AF_BRIDGE AF_AAL5
1342         AF_X25 AF_ROSE etc. still need to be done */
1343
1344         default:
1345                 tprints("sa_data=");
1346                 printstr(tcp, (long) &((struct sockaddr *) addr)->sa_data,
1347                         sizeof addrbuf.sa.sa_data);
1348                 break;
1349         }
1350         tprints("}");
1351 }
1352
1353 #if HAVE_SENDMSG
1354 static const struct xlat scmvals[] = {
1355 #ifdef SCM_RIGHTS
1356         { SCM_RIGHTS,           "SCM_RIGHTS"            },
1357 #endif
1358 #ifdef SCM_CREDENTIALS
1359         { SCM_CREDENTIALS,      "SCM_CREDENTIALS"       },
1360 #endif
1361         { 0,                    NULL                    }
1362 };
1363
1364 static void
1365 printcmsghdr(struct tcb *tcp, unsigned long addr, unsigned long len)
1366 {
1367         struct cmsghdr *cmsg = len < sizeof(struct cmsghdr) ?
1368                                NULL : malloc(len);
1369         if (cmsg == NULL || umoven(tcp, addr, len, (char *) cmsg) < 0) {
1370                 tprintf(", msg_control=%#lx", addr);
1371                 free(cmsg);
1372                 return;
1373         }
1374
1375         tprintf(", {cmsg_len=%u, cmsg_level=", (unsigned) cmsg->cmsg_len);
1376         printxval(socketlayers, cmsg->cmsg_level, "SOL_???");
1377         tprints(", cmsg_type=");
1378
1379         if (cmsg->cmsg_level == SOL_SOCKET) {
1380                 unsigned long cmsg_len;
1381
1382                 printxval(scmvals, cmsg->cmsg_type, "SCM_???");
1383                 cmsg_len = (len < cmsg->cmsg_len) ? len : cmsg->cmsg_len;
1384
1385                 if (cmsg->cmsg_type == SCM_RIGHTS
1386                     && CMSG_LEN(sizeof(int)) <= cmsg_len) {
1387                         int *fds = (int *) CMSG_DATA(cmsg);
1388                         int first = 1;
1389
1390                         tprints(", {");
1391                         while ((char *) fds < ((char *) cmsg + cmsg_len)) {
1392                                 if (!first)
1393                                         tprints(", ");
1394                                 tprintf("%d", *fds++);
1395                                 first = 0;
1396                         }
1397                         tprints("}}");
1398                         free(cmsg);
1399                         return;
1400                 }
1401                 if (cmsg->cmsg_type == SCM_CREDENTIALS
1402                     && CMSG_LEN(sizeof(struct ucred)) <= cmsg_len) {
1403                         struct ucred *uc = (struct ucred *) CMSG_DATA(cmsg);
1404
1405                         tprintf("{pid=%ld, uid=%ld, gid=%ld}}",
1406                                 (long)uc->pid, (long)uc->uid, (long)uc->gid);
1407                         free(cmsg);
1408                         return;
1409                 }
1410         }
1411         free(cmsg);
1412         tprints(", ...}");
1413 }
1414
1415 static void
1416 do_msghdr(struct tcb *tcp, struct msghdr *msg)
1417 {
1418         tprintf("{msg_name(%d)=", msg->msg_namelen);
1419         printsock(tcp, (long)msg->msg_name, msg->msg_namelen);
1420
1421         tprintf(", msg_iov(%lu)=", (unsigned long)msg->msg_iovlen);
1422         tprint_iov(tcp, (unsigned long)msg->msg_iovlen,
1423                    (unsigned long)msg->msg_iov, 1);
1424
1425 #ifdef HAVE_STRUCT_MSGHDR_MSG_CONTROL
1426         tprintf(", msg_controllen=%lu", (unsigned long)msg->msg_controllen);
1427         if (msg->msg_controllen)
1428                 printcmsghdr(tcp, (unsigned long) msg->msg_control,
1429                              msg->msg_controllen);
1430         tprints(", msg_flags=");
1431         printflags(msg_flags, msg->msg_flags, "MSG_???");
1432 #else /* !HAVE_STRUCT_MSGHDR_MSG_CONTROL */
1433         tprintf("msg_accrights=%#lx, msg_accrightslen=%u",
1434                 (unsigned long) msg->msg_accrights, msg->msg_accrightslen);
1435 #endif /* !HAVE_STRUCT_MSGHDR_MSG_CONTROL */
1436         tprints("}");
1437 }
1438
1439 static void
1440 printmsghdr(struct tcb *tcp, long addr)
1441 {
1442         struct msghdr msg;
1443
1444         if (umove(tcp, addr, &msg) < 0) {
1445                 tprintf("%#lx", addr);
1446                 return;
1447         }
1448         do_msghdr(tcp, &msg);
1449 }
1450
1451 static void
1452 printmmsghdr(struct tcb *tcp, long addr)
1453 {
1454         struct mmsghdr {
1455                 struct msghdr msg_hdr;
1456                 unsigned msg_len;
1457         } mmsg;
1458
1459         if (umove(tcp, addr, &mmsg) < 0) {
1460                 tprintf("%#lx", addr);
1461                 return;
1462         }
1463         tprints("{");
1464         do_msghdr(tcp, &mmsg.msg_hdr);
1465         tprintf(", %u}", mmsg.msg_len);
1466 }
1467
1468 #endif /* HAVE_SENDMSG */
1469
1470 /*
1471  * low bits of the socket type define real socket type,
1472  * other bits are socket type flags.
1473  */
1474 static void
1475 tprint_sock_type(struct tcb *tcp, int flags)
1476 {
1477         const char *str = xlookup(socktypes, flags & SOCK_TYPE_MASK);
1478
1479         if (str) {
1480                 tprints(str);
1481                 flags &= ~SOCK_TYPE_MASK;
1482                 if (!flags)
1483                         return;
1484                 tprints("|");
1485         }
1486         printflags(sock_type_flags, flags, "SOCK_???");
1487 }
1488
1489 int
1490 sys_socket(struct tcb *tcp)
1491 {
1492         if (entering(tcp)) {
1493                 printxval(domains, tcp->u_arg[0], "PF_???");
1494                 tprints(", ");
1495                 tprint_sock_type(tcp, tcp->u_arg[1]);
1496                 tprints(", ");
1497                 switch (tcp->u_arg[0]) {
1498                 case PF_INET:
1499 #ifdef PF_INET6
1500                 case PF_INET6:
1501 #endif
1502                         printxval(protocols, tcp->u_arg[2], "IPPROTO_???");
1503                         break;
1504 #ifdef PF_IPX
1505                 case PF_IPX:
1506                         /* BTW: I don't believe this.. */
1507                         tprints("[");
1508                         printxval(domains, tcp->u_arg[2], "PF_???");
1509                         tprints("]");
1510                         break;
1511 #endif /* PF_IPX */
1512                 default:
1513                         tprintf("%lu", tcp->u_arg[2]);
1514                         break;
1515                 }
1516         }
1517         return 0;
1518 }
1519
1520
1521 int
1522 sys_bind(struct tcb *tcp)
1523 {
1524         if (entering(tcp)) {
1525                 tprintf("%ld, ", tcp->u_arg[0]);
1526                 printsock(tcp, tcp->u_arg[1], tcp->u_arg[2]);
1527                 tprintf(", %lu", tcp->u_arg[2]);
1528         }
1529         return 0;
1530 }
1531
1532 int
1533 sys_connect(struct tcb *tcp)
1534 {
1535         return sys_bind(tcp);
1536 }
1537
1538 int
1539 sys_listen(struct tcb *tcp)
1540 {
1541         if (entering(tcp)) {
1542                 tprintf("%ld, %lu", tcp->u_arg[0], tcp->u_arg[1]);
1543         }
1544         return 0;
1545 }
1546
1547 static int
1548 do_accept(struct tcb *tcp, int flags_arg)
1549 {
1550         if (entering(tcp)) {
1551                 tprintf("%ld, ", tcp->u_arg[0]);
1552                 return 0;
1553         }
1554         if (!tcp->u_arg[2])
1555                 tprintf("%#lx, NULL", tcp->u_arg[1]);
1556         else {
1557                 int len;
1558                 if (tcp->u_arg[1] == 0 || syserror(tcp)
1559                     || umove(tcp, tcp->u_arg[2], &len) < 0) {
1560                         tprintf("%#lx", tcp->u_arg[1]);
1561                 } else {
1562                         printsock(tcp, tcp->u_arg[1], len);
1563                 }
1564                 tprints(", ");
1565                 printnum_int(tcp, tcp->u_arg[2], "%u");
1566         }
1567         if (flags_arg >= 0) {
1568                 tprints(", ");
1569                 printflags(sock_type_flags, tcp->u_arg[flags_arg],
1570                            "SOCK_???");
1571         }
1572         return 0;
1573 }
1574
1575 int
1576 sys_accept(struct tcb *tcp)
1577 {
1578         return do_accept(tcp, -1);
1579 }
1580
1581 int
1582 sys_accept4(struct tcb *tcp)
1583 {
1584         return do_accept(tcp, 3);
1585 }
1586
1587 int
1588 sys_send(struct tcb *tcp)
1589 {
1590         if (entering(tcp)) {
1591                 tprintf("%ld, ", tcp->u_arg[0]);
1592                 printstr(tcp, tcp->u_arg[1], tcp->u_arg[2]);
1593                 tprintf(", %lu, ", tcp->u_arg[2]);
1594                 /* flags */
1595                 printflags(msg_flags, tcp->u_arg[3], "MSG_???");
1596         }
1597         return 0;
1598 }
1599
1600 int
1601 sys_sendto(struct tcb *tcp)
1602 {
1603         if (entering(tcp)) {
1604                 tprintf("%ld, ", tcp->u_arg[0]);
1605                 printstr(tcp, tcp->u_arg[1], tcp->u_arg[2]);
1606                 tprintf(", %lu, ", tcp->u_arg[2]);
1607                 /* flags */
1608                 printflags(msg_flags, tcp->u_arg[3], "MSG_???");
1609                 /* to address */
1610                 tprints(", ");
1611                 printsock(tcp, tcp->u_arg[4], tcp->u_arg[5]);
1612                 /* to length */
1613                 tprintf(", %lu", tcp->u_arg[5]);
1614         }
1615         return 0;
1616 }
1617
1618 #ifdef HAVE_SENDMSG
1619
1620 int
1621 sys_sendmsg(struct tcb *tcp)
1622 {
1623         if (entering(tcp)) {
1624                 tprintf("%ld, ", tcp->u_arg[0]);
1625                 printmsghdr(tcp, tcp->u_arg[1]);
1626                 /* flags */
1627                 tprints(", ");
1628                 printflags(msg_flags, tcp->u_arg[2], "MSG_???");
1629         }
1630         return 0;
1631 }
1632
1633 #endif /* HAVE_SENDMSG */
1634
1635 int
1636 sys_recv(struct tcb *tcp)
1637 {
1638         if (entering(tcp)) {
1639                 tprintf("%ld, ", tcp->u_arg[0]);
1640         } else {
1641                 if (syserror(tcp))
1642                         tprintf("%#lx", tcp->u_arg[1]);
1643                 else
1644                         printstr(tcp, tcp->u_arg[1], tcp->u_rval);
1645
1646                 tprintf(", %lu, ", tcp->u_arg[2]);
1647                 printflags(msg_flags, tcp->u_arg[3], "MSG_???");
1648         }
1649         return 0;
1650 }
1651
1652 int
1653 sys_recvfrom(struct tcb *tcp)
1654 {
1655         int fromlen;
1656
1657         if (entering(tcp)) {
1658                 tprintf("%ld, ", tcp->u_arg[0]);
1659         } else {
1660                 if (syserror(tcp)) {
1661                         tprintf("%#lx, %lu, %lu, %#lx, %#lx",
1662                                 tcp->u_arg[1], tcp->u_arg[2], tcp->u_arg[3],
1663                                 tcp->u_arg[4], tcp->u_arg[5]);
1664                         return 0;
1665                 }
1666                 /* buf */
1667                 printstr(tcp, tcp->u_arg[1], tcp->u_rval);
1668                 /* len */
1669                 tprintf(", %lu, ", tcp->u_arg[2]);
1670                 /* flags */
1671                 printflags(msg_flags, tcp->u_arg[3], "MSG_???");
1672                 /* from address, len */
1673                 if (!tcp->u_arg[4] || !tcp->u_arg[5]) {
1674                         if (tcp->u_arg[4] == 0)
1675                                 tprints(", NULL");
1676                         else
1677                                 tprintf(", %#lx", tcp->u_arg[4]);
1678                         if (tcp->u_arg[5] == 0)
1679                                 tprints(", NULL");
1680                         else
1681                                 tprintf(", %#lx", tcp->u_arg[5]);
1682                         return 0;
1683                 }
1684                 if (umove(tcp, tcp->u_arg[5], &fromlen) < 0) {
1685                         tprints(", {...}, [?]");
1686                         return 0;
1687                 }
1688                 tprints(", ");
1689                 printsock(tcp, tcp->u_arg[4], tcp->u_arg[5]);
1690                 /* from length */
1691                 tprintf(", [%u]", fromlen);
1692         }
1693         return 0;
1694 }
1695
1696 #ifdef HAVE_SENDMSG
1697
1698 int
1699 sys_recvmsg(struct tcb *tcp)
1700 {
1701         if (entering(tcp)) {
1702                 tprintf("%ld, ", tcp->u_arg[0]);
1703         } else {
1704                 if (syserror(tcp) || !verbose(tcp))
1705                         tprintf("%#lx", tcp->u_arg[1]);
1706                 else
1707                         printmsghdr(tcp, tcp->u_arg[1]);
1708                 /* flags */
1709                 tprints(", ");
1710                 printflags(msg_flags, tcp->u_arg[2], "MSG_???");
1711         }
1712         return 0;
1713 }
1714
1715 int
1716 sys_recvmmsg(struct tcb *tcp)
1717 {
1718         /* +5 chars are for "left " prefix */
1719         static char str[5 + TIMESPEC_TEXT_BUFSIZE];
1720
1721         if (entering(tcp)) {
1722                 tprintf("%ld, ", tcp->u_arg[0]);
1723                 if (verbose(tcp)) {
1724                         sprint_timespec(str, tcp, tcp->u_arg[4]);
1725                         /* Abusing tcp->auxstr as temp storage.
1726                          * Will be used and freed on syscall exit.
1727                          */
1728                         tcp->auxstr = strdup(str);
1729                 } else {
1730                         tprintf("%#lx, %ld, ", tcp->u_arg[1], tcp->u_arg[2]);
1731                         printflags(msg_flags, tcp->u_arg[3], "MSG_???");
1732                         tprints(", ");
1733                         print_timespec(tcp, tcp->u_arg[4]);
1734                 }
1735                 return 0;
1736         } else {
1737                 if (verbose(tcp)) {
1738                         if (syserror(tcp))
1739                                 tprintf("%#lx", tcp->u_arg[1]);
1740                         else
1741                                 printmmsghdr(tcp, tcp->u_arg[1]);
1742                         tprintf(", %ld, ", tcp->u_arg[2]);
1743                         /* flags */
1744                         printflags(msg_flags, tcp->u_arg[3], "MSG_???");
1745                         /* timeout on entrance */
1746                         tprintf(", %s", tcp->auxstr ? tcp->auxstr : "{...}");
1747                         free((void *) tcp->auxstr);
1748                         tcp->auxstr = NULL;
1749                 }
1750                 if (syserror(tcp))
1751                         return 0;
1752                 if (tcp->u_rval == 0) {
1753                         tcp->auxstr = "Timeout";
1754                         return RVAL_STR;
1755                 }
1756                 if (!verbose(tcp))
1757                         return 0;
1758                 /* timeout on exit */
1759                 sprint_timespec(stpcpy(str, "left "), tcp, tcp->u_arg[4]);
1760                 tcp->auxstr = str;
1761                 return RVAL_STR;
1762         }
1763 }
1764
1765 #endif /* HAVE_SENDMSG */
1766
1767 static const struct xlat shutdown_modes[] = {
1768         { 0,    "SHUT_RD"       },
1769         { 1,    "SHUT_WR"       },
1770         { 2,    "SHUT_RDWR"     },
1771         { 0,    NULL            }
1772 };
1773
1774 int
1775 sys_shutdown(struct tcb *tcp)
1776 {
1777         if (entering(tcp)) {
1778                 tprintf("%ld, ", tcp->u_arg[0]);
1779                 printxval(shutdown_modes, tcp->u_arg[1], "SHUT_???");
1780         }
1781         return 0;
1782 }
1783
1784 int
1785 sys_getsockname(struct tcb *tcp)
1786 {
1787         return sys_accept(tcp);
1788 }
1789
1790 int
1791 sys_getpeername(struct tcb *tcp)
1792 {
1793         return sys_accept(tcp);
1794 }
1795
1796 static int
1797 do_pipe(struct tcb *tcp, int flags_arg)
1798 {
1799         if (exiting(tcp)) {
1800                 if (syserror(tcp)) {
1801                         tprintf("%#lx", tcp->u_arg[0]);
1802                 } else {
1803 #if !defined(SPARC) && !defined(SPARC64) && !defined(SH) && !defined(IA64)
1804                         int fds[2];
1805
1806                         if (umoven(tcp, tcp->u_arg[0], sizeof fds, (char *) fds) < 0)
1807                                 tprints("[...]");
1808                         else
1809                                 tprintf("[%u, %u]", fds[0], fds[1]);
1810 #elif defined(SPARC) || defined(SPARC64) || defined(SH) || defined(IA64)
1811                         tprintf("[%lu, %lu]", tcp->u_rval, getrval2(tcp));
1812 #else
1813                         tprintf("%#lx", tcp->u_arg[0]);
1814 #endif
1815                 }
1816                 if (flags_arg >= 0) {
1817                         tprints(", ");
1818                         printflags(open_mode_flags, tcp->u_arg[flags_arg], "O_???");
1819                 }
1820         }
1821         return 0;
1822 }
1823
1824 int
1825 sys_pipe(struct tcb *tcp)
1826 {
1827         return do_pipe(tcp, -1);
1828 }
1829
1830 int
1831 sys_pipe2(struct tcb *tcp)
1832 {
1833         return do_pipe(tcp, 1);
1834 }
1835
1836 int
1837 sys_socketpair(struct tcb *tcp)
1838 {
1839         int fds[2];
1840
1841         if (entering(tcp)) {
1842                 printxval(domains, tcp->u_arg[0], "PF_???");
1843                 tprints(", ");
1844                 tprint_sock_type(tcp, tcp->u_arg[1]);
1845                 tprints(", ");
1846                 switch (tcp->u_arg[0]) {
1847                 case PF_INET:
1848                         printxval(protocols, tcp->u_arg[2], "IPPROTO_???");
1849                         break;
1850 #ifdef PF_IPX
1851                 case PF_IPX:
1852                         /* BTW: I don't believe this.. */
1853                         tprints("[");
1854                         printxval(domains, tcp->u_arg[2], "PF_???");
1855                         tprints("]");
1856                         break;
1857 #endif /* PF_IPX */
1858                 default:
1859                         tprintf("%lu", tcp->u_arg[2]);
1860                         break;
1861                 }
1862         } else {
1863                 if (syserror(tcp)) {
1864                         tprintf(", %#lx", tcp->u_arg[3]);
1865                         return 0;
1866                 }
1867                 if (umoven(tcp, tcp->u_arg[3], sizeof fds, (char *) fds) < 0)
1868                         tprints(", [...]");
1869                 else
1870                         tprintf(", [%u, %u]", fds[0], fds[1]);
1871         }
1872         return 0;
1873 }
1874
1875 int
1876 sys_getsockopt(struct tcb *tcp)
1877 {
1878         if (entering(tcp)) {
1879                 tprintf("%ld, ", tcp->u_arg[0]);
1880                 printxval(socketlayers, tcp->u_arg[1], "SOL_???");
1881                 tprints(", ");
1882                 switch (tcp->u_arg[1]) {
1883                 case SOL_SOCKET:
1884                         printxval(sockoptions, tcp->u_arg[2], "SO_???");
1885                         break;
1886 #ifdef SOL_IP
1887                 case SOL_IP:
1888                         printxval(sockipoptions, tcp->u_arg[2], "IP_???");
1889                         break;
1890 #endif
1891 #ifdef SOL_IPV6
1892                 case SOL_IPV6:
1893                         printxval(sockipv6options, tcp->u_arg[2], "IPV6_???");
1894                         break;
1895 #endif
1896 #ifdef SOL_IPX
1897                 case SOL_IPX:
1898                         printxval(sockipxoptions, tcp->u_arg[2], "IPX_???");
1899                         break;
1900 #endif
1901 #ifdef SOL_PACKET
1902                 case SOL_PACKET:
1903                         printxval(sockpacketoptions, tcp->u_arg[2], "PACKET_???");
1904                         break;
1905 #endif
1906 #ifdef SOL_TCP
1907                 case SOL_TCP:
1908                         printxval(socktcpoptions, tcp->u_arg[2], "TCP_???");
1909                         break;
1910 #endif
1911 #ifdef SOL_SCTP
1912                 case SOL_SCTP:
1913                         printxval(socksctpoptions, tcp->u_arg[2], "SCTP_???");
1914                         break;
1915 #endif
1916
1917                 /* SOL_AX25 SOL_ROSE SOL_ATALK SOL_NETROM SOL_UDP SOL_DECNET SOL_X25
1918                  * etc. still need work */
1919                 default:
1920                         tprintf("%lu", tcp->u_arg[2]);
1921                         break;
1922                 }
1923                 tprints(", ");
1924         } else {
1925                 int len;
1926                 if (syserror(tcp) || umove(tcp, tcp->u_arg[4], &len) < 0) {
1927                         tprintf("%#lx, %#lx",
1928                                 tcp->u_arg[3], tcp->u_arg[4]);
1929                         return 0;
1930                 }
1931
1932                 switch (tcp->u_arg[1]) {
1933                 case SOL_SOCKET:
1934                         switch (tcp->u_arg[2]) {
1935 #ifdef SO_LINGER
1936                         case SO_LINGER:
1937                                 if (len == sizeof(struct linger)) {
1938                                         struct linger linger;
1939                                         if (umove(tcp,
1940                                                    tcp->u_arg[3],
1941                                                    &linger) < 0)
1942                                                 break;
1943                                         tprintf("{onoff=%d, linger=%d}, "
1944                                                 "[%d]",
1945                                                 linger.l_onoff,
1946                                                 linger.l_linger,
1947                                                 len);
1948                                         return 0;
1949                                 }
1950                                 break;
1951 #endif
1952 #ifdef SO_PEERCRED
1953                         case SO_PEERCRED:
1954                                 if (len == sizeof(struct ucred)) {
1955                                         struct ucred uc;
1956                                         if (umove(tcp,
1957                                                    tcp->u_arg[3],
1958                                                    &uc) < 0)
1959                                                 break;
1960                                         tprintf("{pid=%ld, uid=%ld, gid=%ld}, "
1961                                                 "[%d]",
1962                                                 (long)uc.pid,
1963                                                 (long)uc.uid,
1964                                                 (long)uc.gid,
1965                                                 len);
1966                                         return 0;
1967                                 }
1968                                 break;
1969 #endif
1970                         }
1971                         break;
1972                 case SOL_PACKET:
1973                         switch (tcp->u_arg[2]) {
1974 #ifdef PACKET_STATISTICS
1975                         case PACKET_STATISTICS:
1976                                 if (len == sizeof(struct tpacket_stats)) {
1977                                         struct tpacket_stats stats;
1978                                         if (umove(tcp,
1979                                                    tcp->u_arg[3],
1980                                                    &stats) < 0)
1981                                                 break;
1982                                         tprintf("{packets=%u, drops=%u}, "
1983                                                 "[%d]",
1984                                                 stats.tp_packets,
1985                                                 stats.tp_drops,
1986                                                 len);
1987                                         return 0;
1988                                 }
1989                                 break;
1990 #endif
1991                         }
1992                         break;
1993                 }
1994
1995                 if (len == sizeof(int)) {
1996                         printnum_int(tcp, tcp->u_arg[3], "%d");
1997                 }
1998                 else {
1999                         printstr(tcp, tcp->u_arg[3], len);
2000                 }
2001                 tprintf(", [%d]", len);
2002         }
2003         return 0;
2004 }
2005
2006 #if defined(ICMP_FILTER)
2007 static void printicmpfilter(struct tcb *tcp, long addr)
2008 {
2009         struct icmp_filter      filter;
2010
2011         if (!addr) {
2012                 tprints("NULL");
2013                 return;
2014         }
2015         if (syserror(tcp) || !verbose(tcp)) {
2016                 tprintf("%#lx", addr);
2017                 return;
2018         }
2019         if (umove(tcp, addr, &filter) < 0) {
2020                 tprints("{...}");
2021                 return;
2022         }
2023
2024         tprints("~(");
2025         printflags(icmpfilterflags, ~filter.data, "ICMP_???");
2026         tprints(")");
2027 }
2028 #endif /* ICMP_FILTER */
2029
2030 static int
2031 printsockopt(struct tcb *tcp, int level, int name, long addr, int len)
2032 {
2033         printxval(socketlayers, level, "SOL_??");
2034         tprints(", ");
2035         switch (level) {
2036             case SOL_SOCKET:
2037                 printxval(sockoptions, name, "SO_???");
2038                 switch (name) {
2039 #if defined(SO_LINGER)
2040                     case SO_LINGER:
2041                         if (len == sizeof(struct linger)) {
2042                                 struct linger linger;
2043                                 if (umove(tcp, addr, &linger) < 0)
2044                                         break;
2045                                 tprintf(", {onoff=%d, linger=%d}",
2046                                         linger.l_onoff,
2047                                         linger.l_linger);
2048                                 return 0;
2049                         }
2050                         break;
2051 #endif
2052                 }
2053                 break;
2054 #ifdef SOL_IP
2055             case SOL_IP:
2056                 printxval(sockipoptions, name, "IP_???");
2057                 break;
2058 #endif
2059 #ifdef SOL_IPV6
2060             case SOL_IPV6:
2061                 printxval(sockipv6options, name, "IPV6_???");
2062                 break;
2063 #endif
2064 #ifdef SOL_IPX
2065             case SOL_IPX:
2066                 printxval(sockipxoptions, name, "IPX_???");
2067                 break;
2068 #endif
2069 #ifdef SOL_PACKET
2070             case SOL_PACKET:
2071                 printxval(sockpacketoptions, name, "PACKET_???");
2072                 /* TODO: decode packate_mreq for PACKET_*_MEMBERSHIP */
2073                 switch (name) {
2074 #ifdef PACKET_RX_RING
2075                     case PACKET_RX_RING:
2076 #endif
2077 #ifdef PACKET_TX_RING
2078                     case PACKET_TX_RING:
2079 #endif
2080 #if defined(PACKET_RX_RING) || defined(PACKET_TX_RING)
2081                         if (len == sizeof(struct tpacket_req)) {
2082                                 struct tpacket_req req;
2083                                 if (umove(tcp, addr, &req) < 0)
2084                                         break;
2085                                 tprintf(", {block_size=%u, block_nr=%u, frame_size=%u, frame_nr=%u}",
2086                                         req.tp_block_size,
2087                                         req.tp_block_nr,
2088                                         req.tp_frame_size,
2089                                         req.tp_frame_nr);
2090                                 return 0;
2091                         }
2092                         break;
2093 #endif /* PACKET_RX_RING || PACKET_TX_RING */
2094                 }
2095                 break;
2096 #endif
2097 #ifdef SOL_TCP
2098             case SOL_TCP:
2099                 printxval(socktcpoptions, name, "TCP_???");
2100                 break;
2101 #endif
2102 #ifdef SOL_SCTP
2103            case SOL_SCTP:
2104                 printxval(socksctpoptions, name, "SCTP_???");
2105                 break;
2106 #endif
2107 #ifdef SOL_RAW
2108             case SOL_RAW:
2109                 printxval(sockrawoptions, name, "RAW_???");
2110                 switch (name) {
2111 #if defined(ICMP_FILTER)
2112                     case ICMP_FILTER:
2113                         tprints(", ");
2114                         printicmpfilter(tcp, addr);
2115                         return 0;
2116 #endif
2117                 }
2118                 break;
2119 #endif
2120
2121                 /* SOL_AX25 SOL_ATALK SOL_NETROM SOL_UDP SOL_DECNET SOL_X25
2122                  * etc. still need work  */
2123
2124             default:
2125                 tprintf("%u", name);
2126         }
2127
2128         /* default arg printing */
2129
2130         tprints(", ");
2131
2132         if (len == sizeof(int)) {
2133                 printnum_int(tcp, addr, "%d");
2134         }
2135         else {
2136                 printstr(tcp, addr, len);
2137         }
2138         return 0;
2139 }
2140
2141
2142 #ifdef HAVE_STRUCT_OPTHDR
2143
2144 void
2145 print_sock_optmgmt(struct tcb *tcp, long addr, int len)
2146 {
2147         int c = 0;
2148         struct opthdr hdr;
2149
2150         while (len >= (int) sizeof hdr) {
2151                 if (umove(tcp, addr, &hdr) < 0) break;
2152                 if (c++) {
2153                         tprints(", ");
2154                 }
2155                 else if (len > hdr.len + sizeof hdr) {
2156                         tprints("[");
2157                 }
2158                 tprints("{");
2159                 addr += sizeof hdr;
2160                 len -= sizeof hdr;
2161                 printsockopt(tcp, hdr.level, hdr.name, addr, hdr.len);
2162                 if (hdr.len > 0) {
2163                         addr += hdr.len;
2164                         len -= hdr.len;
2165                 }
2166                 tprints("}");
2167         }
2168         if (len > 0) {
2169                 if (c++) tprints(", ");
2170                 printstr(tcp, addr, len);
2171         }
2172         if (c > 1) tprints("]");
2173 }
2174
2175 #endif
2176
2177 int
2178 sys_setsockopt(struct tcb *tcp)
2179 {
2180         if (entering(tcp)) {
2181                 tprintf("%ld, ", tcp->u_arg[0]);
2182                 printsockopt(tcp, tcp->u_arg[1], tcp->u_arg[2],
2183                               tcp->u_arg[3], tcp->u_arg[4]);
2184                 tprintf(", %lu", tcp->u_arg[4]);
2185         }
2186         return 0;
2187 }
2188