| File: | chooser/chooser.c |
| Location: | line 234, column 11 |
| Description: | Value stored to 'sfd' during its initialization is never read |
| 1 | /* |
| 2 | * |
| 3 | Copyright 1990, 1998 The Open Group |
| 4 | |
| 5 | Permission to use, copy, modify, distribute, and sell this software and its |
| 6 | documentation for any purpose is hereby granted without fee, provided that |
| 7 | the above copyright notice appear in all copies and that both that |
| 8 | copyright notice and this permission notice appear in supporting |
| 9 | documentation. |
| 10 | |
| 11 | The above copyright notice and this permission notice shall be included in |
| 12 | all copies or substantial portions of the Software. |
| 13 | |
| 14 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 15 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 16 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 17 | OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN |
| 18 | AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
| 19 | CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| 20 | |
| 21 | Except as contained in this notice, the name of The Open Group shall not be |
| 22 | used in advertising or otherwise to promote the sale, use or other dealings |
| 23 | in this Software without prior written authorization from The Open Group. |
| 24 | * |
| 25 | * Author: Keith Packard, MIT X Consortium |
| 26 | */ |
| 27 | |
| 28 | |
| 29 | /* |
| 30 | * Chooser - display a menu of names and let the user select one |
| 31 | */ |
| 32 | |
| 33 | /* |
| 34 | * Layout: |
| 35 | * |
| 36 | * +--------------------------------------------------+ |
| 37 | * | +------------------+ | |
| 38 | * | | Label | | |
| 39 | * | +------------------+ | |
| 40 | * | +-+--------------+ | |
| 41 | * | |^| name-1 | | |
| 42 | * | ||| name-2 | | |
| 43 | * | |v| name-3 | | |
| 44 | * | | | name-4 | | |
| 45 | * | | | name-5 | | |
| 46 | * | | | name-6 | | |
| 47 | * | +----------------+ | |
| 48 | * | cancel accept ping | |
| 49 | * +--------------------------------------------------+ |
| 50 | */ |
| 51 | |
| 52 | #include <X11/Intrinsic.h> |
| 53 | #include <X11/StringDefs.h> |
| 54 | #include <X11/Xatom.h> |
| 55 | |
| 56 | #include <X11/Xaw/Paned.h> |
| 57 | #include <X11/Xaw/Label.h> |
| 58 | #include <X11/Xaw/Viewport.h> |
| 59 | #include <X11/Xaw/List.h> |
| 60 | #include <X11/Xaw/Box.h> |
| 61 | #include <X11/Xaw/Command.h> |
| 62 | |
| 63 | #include "dm.h" |
| 64 | |
| 65 | #include <X11/Xdmcp.h> |
| 66 | |
| 67 | #include <sys/types.h> |
| 68 | #include <stdio.h> |
| 69 | #include <ctype.h> |
| 70 | |
| 71 | #ifdef USE_XINERAMA1 |
| 72 | # include <X11/extensions/Xinerama.h> |
| 73 | #endif |
| 74 | |
| 75 | #if defined(SVR4) |
| 76 | # include <sys/sockio.h> |
| 77 | #endif |
| 78 | #if defined(SVR4) && defined(PowerMAX_OS) |
| 79 | # include <sys/stropts.h> |
| 80 | #endif |
| 81 | #if defined(SYSV) && defined(i386) |
| 82 | # include <sys/stream.h> |
| 83 | #endif |
| 84 | |
| 85 | #include "dm_socket.h" |
| 86 | |
| 87 | #include <arpa/inet.h> |
| 88 | |
| 89 | #include <sys/ioctl.h> |
| 90 | |
| 91 | #ifdef HAVE_SYS_PARAM_H1 |
| 92 | # include <sys/param.h> |
| 93 | # ifdef BSD199506 |
| 94 | # if (BSD199506 >= 199103) |
| 95 | # define VARIABLE_IFREQ |
| 96 | # endif |
| 97 | # endif |
| 98 | #endif |
| 99 | |
| 100 | #ifdef XKB |
| 101 | # include <X11/extensions/XKBbells.h> |
| 102 | #endif |
| 103 | |
| 104 | #define BROADCAST_HOSTNAME"BROADCAST" "BROADCAST" |
| 105 | |
| 106 | #ifndef ishexdigit |
| 107 | # define ishexdigit(c)(isdigit(c) || ('a' <= (c) && (c) <= 'f')) (isdigit(c) || ('a' <= (c) && (c) <= 'f')) |
| 108 | #endif |
| 109 | |
| 110 | #ifdef hpux |
| 111 | # include <sys/utsname.h> |
| 112 | # ifdef HAS_IFREQ |
| 113 | # include <net/if.h> |
| 114 | # endif |
| 115 | #else |
| 116 | # ifdef __convex__ |
| 117 | # include <sync/queue.h> |
| 118 | # include <sync/sema.h> |
| 119 | # endif |
| 120 | # include <net/if.h> |
| 121 | #endif /* hpux */ |
| 122 | |
| 123 | #include <netdb.h> |
| 124 | #include <X11/keysym.h> |
| 125 | |
| 126 | static int FromHex (char *s, char *d, int len); |
| 127 | static int oldline; |
| 128 | |
| 129 | static Widget toplevel, label, viewport, paned, list, box, cancel, acceptit, ping; |
| 130 | |
| 131 | static void CvtStringToARRAY8( |
| 132 | XrmValuePtr args, |
| 133 | Cardinal *num_args, |
| 134 | XrmValuePtr fromVal, |
| 135 | XrmValuePtr toVal); |
| 136 | |
| 137 | static struct _app_resources { |
| 138 | ARRAY8Ptr xdmAddress; |
| 139 | ARRAY8Ptr clientAddress; |
| 140 | int connectionType; |
| 141 | } app_resources; |
| 142 | |
| 143 | #define offset(field) XtOffsetOf(struct _app_resources, field)__builtin_offsetof(struct _app_resources, field) |
| 144 | |
| 145 | #define XtRARRAY8"ARRAY8" "ARRAY8" |
| 146 | |
| 147 | static XtResource resources[] = { |
| 148 | {"xdmAddress", "XdmAddress", XtRARRAY8"ARRAY8", sizeof (ARRAY8Ptr), |
| 149 | offset (xdmAddress), XtRString((char*)&XtStrings[1797]), NULL((void*)0) }, |
| 150 | {"clientAddress", "ClientAddress", XtRARRAY8"ARRAY8", sizeof (ARRAY8Ptr), |
| 151 | offset (clientAddress), XtRString((char*)&XtStrings[1797]), NULL((void*)0) }, |
| 152 | {"connectionType", "ConnectionType", XtRInt((char*)&XtStrings[1718]), sizeof (int), |
| 153 | offset (connectionType), XtRImmediate((char*)&XtStrings[1695]), (XtPointer) 0 } |
| 154 | }; |
| 155 | #undef offset |
| 156 | |
| 157 | static XrmOptionDescRec options[] = { |
| 158 | { "-xdmaddress", "*xdmAddress", XrmoptionSepArg, NULL((void*)0) }, |
| 159 | { "-clientaddress", "*clientAddress", XrmoptionSepArg, NULL((void*)0) }, |
| 160 | { "-connectionType","*connectionType", XrmoptionSepArg, NULL((void*)0) }, |
| 161 | }; |
| 162 | |
| 163 | typedef struct _hostAddr { |
| 164 | struct _hostAddr *next; |
| 165 | struct sockaddr *addr; |
| 166 | int addrlen; |
| 167 | xdmOpCode type; |
| 168 | } HostAddr; |
| 169 | |
| 170 | static HostAddr *hostAddrdb; |
| 171 | |
| 172 | typedef struct _hostName { |
| 173 | struct _hostName *next; |
| 174 | char *fullname; |
| 175 | int willing; |
| 176 | ARRAY8 hostname, status; |
| 177 | CARD16 connectionType; |
| 178 | ARRAY8 hostaddr; |
| 179 | } HostName; |
| 180 | |
| 181 | static HostName *hostNamedb; |
| 182 | |
| 183 | static int socketFD; |
| 184 | #if defined(IPv61) && defined(AF_INET630) |
| 185 | static int socket6FD; |
| 186 | #endif |
| 187 | |
| 188 | static int pingTry; |
| 189 | |
| 190 | #define PING_INTERVAL2000 2000 |
| 191 | #define TRIES3 3 |
| 192 | |
| 193 | static XdmcpBuffer directBuffer, broadcastBuffer; |
| 194 | static XdmcpBuffer buffer; |
| 195 | |
| 196 | #if (defined(SVR4) && !defined(sun) && !defined(__sgi) && !defined(NCR)) && defined(SIOCGIFCONF(((__uint32_t)0x80000000|(__uint32_t)0x40000000) | ((sizeof(struct ifconf) & 0x1fff) << 16) | ((('i')) << 8) | ( (36)))) |
| 197 | |
| 198 | /* Deal with different SIOCGIFCONF ioctl semantics on these OSs */ |
| 199 | |
| 200 | static int |
| 201 | ifioctlioctl (int fd, int cmd, char *arg) |
| 202 | { |
| 203 | struct strioctl ioc; |
| 204 | int ret; |
| 205 | |
| 206 | bzero((char *) &ioc, sizeof(ioc))__builtin___memset_chk ((char *) &ioc, 0, sizeof(ioc), __builtin_object_size ((char *) &ioc, 0)); |
| 207 | ioc.ic_cmd = cmd; |
| 208 | ioc.ic_timout = 0; |
| 209 | if (cmd == SIOCGIFCONF(((__uint32_t)0x80000000|(__uint32_t)0x40000000) | ((sizeof(struct ifconf) & 0x1fff) << 16) | ((('i')) << 8) | ( (36)))) |
| 210 | { |
| 211 | ioc.ic_len = ((struct ifconf *) arg)->ifc_len; |
| 212 | ioc.ic_dp = ((struct ifconf *) arg)->ifc_bufifc_ifcu.ifcu_buf; |
| 213 | } |
| 214 | else |
| 215 | { |
| 216 | ioc.ic_len = sizeof(struct ifreq); |
| 217 | ioc.ic_dp = arg; |
| 218 | } |
| 219 | ret = ioctl(fd, I_STR, (char *) &ioc); |
| 220 | if (ret >= 0 && cmd == SIOCGIFCONF(((__uint32_t)0x80000000|(__uint32_t)0x40000000) | ((sizeof(struct ifconf) & 0x1fff) << 16) | ((('i')) << 8) | ( (36)))) |
| 221 | ((struct ifconf *) arg)->ifc_len = ioc.ic_len; |
| 222 | return(ret); |
| 223 | } |
| 224 | #else /* (SVR4 && !sun && !NCR) && SIOCGIFCONF */ |
| 225 | # define ifioctlioctl ioctl |
| 226 | #endif /* (SVR4 && !sun && !NCR) && SIOCGIFCONF */ |
| 227 | |
| 228 | |
| 229 | /* ARGSUSED */ |
| 230 | static void |
| 231 | PingHosts (XtPointer closure, XtIntervalId *id) |
| 232 | { |
| 233 | HostAddr *hosts; |
| 234 | int sfd = socketFD; |
Value stored to 'sfd' during its initialization is never read | |
| 235 | |
| 236 | for (hosts = hostAddrdb; hosts; hosts = hosts->next) |
| 237 | { |
| 238 | #if defined(IPv61) && defined(AF_INET630) |
| 239 | if ( ((struct sockaddr *) hosts->addr)->sa_family == AF_INET630 ) |
| 240 | sfd = socket6FD; |
| 241 | else |
| 242 | sfd = socketFD; |
| 243 | #endif |
| 244 | if (hosts->type == QUERY) |
| 245 | XdmcpFlush (sfd, &directBuffer, |
| 246 | (XdmcpNetaddr) hosts->addr, hosts->addrlen); |
| 247 | else |
| 248 | XdmcpFlush (sfd, &broadcastBuffer, |
| 249 | (XdmcpNetaddr) hosts->addr, hosts->addrlen); |
| 250 | } |
| 251 | if (++pingTry < TRIES3) |
| 252 | XtAddTimeOut (PING_INTERVAL2000, PingHosts, (XtPointer) 0); |
| 253 | } |
| 254 | |
| 255 | char **NameTable; |
| 256 | int NameTableSize; |
| 257 | |
| 258 | static int |
| 259 | HostnameCompare (const void *a, const void *b) |
| 260 | { |
| 261 | return strcmp (*(char **)a, *(char **)b); |
| 262 | } |
| 263 | |
| 264 | static void |
| 265 | RebuildTable (int size) |
| 266 | { |
| 267 | char **newTable = NULL((void*)0); |
| 268 | HostName *names; |
| 269 | int i; |
| 270 | |
| 271 | if (size) |
| 272 | { |
| 273 | newTable = malloc (size * sizeof (char *)); |
| 274 | if (!newTable) |
| 275 | return; |
| 276 | for (names = hostNamedb, i = 0; names; names = names->next, i++) |
| 277 | newTable[i] = names->fullname; |
| 278 | qsort (newTable, size, sizeof (char *), HostnameCompare); |
| 279 | } |
| 280 | XawListChange (list, newTable, size, 0, TRUE1); |
| 281 | free (NameTable); |
| 282 | NameTable = newTable; |
| 283 | NameTableSize = size; |
| 284 | } |
| 285 | |
| 286 | static int |
| 287 | AddHostname (ARRAY8Ptr hostname, ARRAY8Ptr status, struct sockaddr *addr, int willing) |
| 288 | { |
| 289 | HostName *new, **names, *name; |
| 290 | ARRAY8 hostAddr = {0, NULL((void*)0)}; |
| 291 | CARD16 connectionType; |
| 292 | int fulllen; |
| 293 | |
| 294 | switch (addr->sa_family) |
| 295 | { |
| 296 | case AF_INET2: |
| 297 | hostAddr.data = (CARD8 *) &((struct sockaddr_in *) addr)->sin_addr; |
| 298 | hostAddr.length = 4; |
| 299 | connectionType = FamilyInternet0; |
| 300 | break; |
| 301 | #if defined(IPv61) && defined(AF_INET630) |
| 302 | case AF_INET630: |
| 303 | hostAddr.data = (CARD8 *) &((struct sockaddr_in6 *) addr)->sin6_addr; |
| 304 | hostAddr.length = 16; |
| 305 | connectionType = FamilyInternet66; |
| 306 | break; |
| 307 | #endif |
| 308 | default: |
| 309 | hostAddr.data = (CARD8 *) ""; |
| 310 | hostAddr.length = 0; |
| 311 | connectionType = FamilyLocal(256); |
| 312 | break; |
| 313 | } |
| 314 | for (names = &hostNamedb; *names; names = & (*names)->next) |
| 315 | { |
| 316 | name = *names; |
| 317 | if (connectionType == name->connectionType && |
| 318 | XdmcpARRAY8Equal (&hostAddr, &name->hostaddr)) |
| 319 | { |
| 320 | if (XdmcpARRAY8Equal (status, &name->status)) |
| 321 | { |
| 322 | return 0; |
| 323 | } |
| 324 | break; |
| 325 | } |
| 326 | } |
| 327 | if (!*names) |
| 328 | { |
| 329 | new = malloc (sizeof (HostName)); |
| 330 | if (!new) |
| 331 | return 0; |
| 332 | if (hostname->length) |
| 333 | { |
| 334 | switch (addr->sa_family) |
| 335 | { |
| 336 | case AF_INET2: |
| 337 | #if defined(IPv61) && defined(AF_INET630) |
| 338 | case AF_INET630: |
| 339 | #endif |
| 340 | { |
| 341 | struct hostent *hostent; |
| 342 | char *host; |
| 343 | |
| 344 | hostent = gethostbyaddr ((char *)hostAddr.data, hostAddr.length, addr->sa_family); |
| 345 | if (hostent) |
| 346 | { |
| 347 | XdmcpDisposeARRAY8 (hostname); |
| 348 | host = (char *)hostent->h_name; |
| 349 | XdmcpAllocARRAY8 (hostname, strlen (host)); |
| 350 | memmove( hostname->data, host, hostname->length)__builtin___memmove_chk (hostname->data, host, hostname-> length, __builtin_object_size (hostname->data, 0)); |
| 351 | } |
| 352 | } |
| 353 | } |
| 354 | } |
| 355 | if (!XdmcpAllocARRAY8 (&new->hostaddr, hostAddr.length)) |
| 356 | { |
| 357 | free (new->fullname); |
| 358 | free (new); |
| 359 | return 0; |
| 360 | } |
| 361 | memmove( new->hostaddr.data, hostAddr.data, hostAddr.length)__builtin___memmove_chk (new->hostaddr.data, hostAddr.data , hostAddr.length, __builtin_object_size (new->hostaddr.data , 0)); |
| 362 | new->connectionType = connectionType; |
| 363 | new->hostname = *hostname; |
| 364 | |
| 365 | *names = new; |
| 366 | new->next = NULL((void*)0); |
| 367 | NameTableSize++; |
| 368 | } |
| 369 | else |
| 370 | { |
| 371 | new = *names; |
| 372 | free (new->fullname); |
| 373 | XdmcpDisposeARRAY8 (&new->status); |
| 374 | XdmcpDisposeARRAY8 (hostname); |
| 375 | } |
| 376 | new->willing = willing; |
| 377 | new->status = *status; |
| 378 | |
| 379 | hostname = &new->hostname; |
| 380 | fulllen = hostname->length; |
| 381 | if (fulllen < 30) |
| 382 | fulllen = 30; |
| 383 | fulllen += status->length + 10; |
| 384 | new->fullname = malloc (fulllen); |
| 385 | if (!new->fullname) |
| 386 | { |
| 387 | new->fullname = "Unknown"; |
| 388 | } |
| 389 | else |
| 390 | { |
| 391 | snprintf(new->fullname, fulllen, "%-30.*s %*.*s",__builtin___snprintf_chk (new->fullname, fulllen, 0, __builtin_object_size (new->fullname, 2 > 1 ? 1 : 0), "%-30.*s %*.*s", hostname ->length, hostname->data, status->length, status-> length, status->data) |
| 392 | hostname->length, hostname->data,__builtin___snprintf_chk (new->fullname, fulllen, 0, __builtin_object_size (new->fullname, 2 > 1 ? 1 : 0), "%-30.*s %*.*s", hostname ->length, hostname->data, status->length, status-> length, status->data) |
| 393 | status->length, status->length, status->data)__builtin___snprintf_chk (new->fullname, fulllen, 0, __builtin_object_size (new->fullname, 2 > 1 ? 1 : 0), "%-30.*s %*.*s", hostname ->length, hostname->data, status->length, status-> length, status->data); |
| 394 | } |
| 395 | RebuildTable (NameTableSize); |
| 396 | return 1; |
| 397 | } |
| 398 | |
| 399 | static void |
| 400 | DisposeHostname (HostName *host) |
| 401 | { |
| 402 | XdmcpDisposeARRAY8 (&host->hostname); |
| 403 | XdmcpDisposeARRAY8 (&host->hostaddr); |
| 404 | XdmcpDisposeARRAY8 (&host->status); |
| 405 | free (host->fullname); |
| 406 | free (host); |
| 407 | } |
| 408 | |
| 409 | static void |
| 410 | EmptyHostnames (void) |
| 411 | { |
| 412 | HostName *hosts, *next; |
| 413 | |
| 414 | for (hosts = hostNamedb; hosts; hosts = next) |
| 415 | { |
| 416 | next = hosts->next; |
| 417 | DisposeHostname (hosts); |
| 418 | } |
| 419 | NameTableSize = 0; |
| 420 | hostNamedb = NULL((void*)0); |
| 421 | RebuildTable (NameTableSize); |
| 422 | } |
| 423 | |
| 424 | /* ARGSUSED */ |
| 425 | static void |
| 426 | ReceivePacket (XtPointer closure, int *source, XtInputId *id) |
| 427 | { |
| 428 | XdmcpHeader header; |
| 429 | ARRAY8 authenticationName = {0, NULL((void*)0)}; |
| 430 | ARRAY8 hostname = {0, NULL((void*)0)}; |
| 431 | ARRAY8 status = {0, NULL((void*)0)}; |
| 432 | int saveHostname = 0; |
| 433 | #if defined(IPv61) && defined(AF_INET630) |
| 434 | struct sockaddr_storage addr; |
| 435 | #else |
| 436 | struct sockaddr addr; |
| 437 | #endif |
| 438 | int addrlen; |
| 439 | int sfd = * (int *) closure; |
| 440 | |
| 441 | addrlen = sizeof (addr); |
| 442 | if (!XdmcpFill (sfd, &buffer, (XdmcpNetaddr) &addr, &addrlen)) |
| 443 | return; |
| 444 | if (!XdmcpReadHeader (&buffer, &header)) |
| 445 | return; |
| 446 | if (header.version != XDM_PROTOCOL_VERSION1) |
| 447 | return; |
| 448 | switch (header.opcode) { |
| 449 | case WILLING: |
| 450 | if (XdmcpReadARRAY8 (&buffer, &authenticationName) && |
| 451 | XdmcpReadARRAY8 (&buffer, &hostname) && |
| 452 | XdmcpReadARRAY8 (&buffer, &status)) |
| 453 | { |
| 454 | if (header.length == 6 + authenticationName.length + |
| 455 | hostname.length + status.length) |
| 456 | { |
| 457 | if (AddHostname (&hostname, &status, (struct sockaddr *) &addr, |
| 458 | header.opcode == (int) WILLING)) |
| 459 | saveHostname = 1; |
| 460 | } |
| 461 | } |
| 462 | XdmcpDisposeARRAY8 (&authenticationName); |
| 463 | break; |
| 464 | case UNWILLING: |
| 465 | if (XdmcpReadARRAY8 (&buffer, &hostname) && |
| 466 | XdmcpReadARRAY8 (&buffer, &status)) |
| 467 | { |
| 468 | if (header.length == 4 + hostname.length + status.length) |
| 469 | { |
| 470 | if (AddHostname (&hostname, &status, (struct sockaddr *) &addr, |
| 471 | header.opcode == (int) WILLING)) |
| 472 | saveHostname = 1; |
| 473 | |
| 474 | } |
| 475 | } |
| 476 | break; |
| 477 | default: |
| 478 | break; |
| 479 | } |
| 480 | if (!saveHostname) |
| 481 | { |
| 482 | XdmcpDisposeARRAY8 (&hostname); |
| 483 | XdmcpDisposeARRAY8 (&status); |
| 484 | } |
| 485 | } |
| 486 | |
| 487 | static void |
| 488 | RegisterHostaddr (struct sockaddr *addr, int len, xdmOpCode type) |
| 489 | { |
| 490 | HostAddr *host, **prev; |
| 491 | |
| 492 | host = malloc (sizeof (HostAddr)); |
| 493 | if (!host) |
| 494 | return; |
| 495 | host->addr = malloc (len); |
| 496 | if (!host->addr) |
| 497 | { |
| 498 | free (host); |
| 499 | return; |
| 500 | } |
| 501 | memmove( (char *) host->addr, (char *) addr, len)__builtin___memmove_chk ((char *) host->addr, (char *) addr , len, __builtin_object_size ((char *) host->addr, 0)); |
| 502 | host->addrlen = len; |
| 503 | host->type = type; |
| 504 | for (prev = &hostAddrdb; *prev; prev = &(*prev)->next) |
| 505 | ; |
| 506 | *prev = host; |
| 507 | host->next = NULL((void*)0); |
| 508 | } |
| 509 | |
| 510 | /* |
| 511 | * Register the address for this host. |
| 512 | * Called with each of the names on the command line. |
| 513 | * The special name "BROADCAST" looks up all the broadcast |
| 514 | * addresses on the local host. |
| 515 | */ |
| 516 | |
| 517 | /* Handle variable length ifreq in BNR2 and later */ |
| 518 | #ifdef VARIABLE_IFREQ |
| 519 | # define ifr_size(p)(sizeof (struct ifreq) + (p->ifr_ifru.ifru_addr.sa_len > sizeof (p->ifr_ifru.ifru_addr) ? p->ifr_ifru.ifru_addr .sa_len - sizeof (p->ifr_ifru.ifru_addr) : 0)) (sizeof (struct ifreq) + \ |
| 520 | (p->ifr_addrifr_ifru.ifru_addr.sa_len > sizeof (p->ifr_addrifr_ifru.ifru_addr) ? \ |
| 521 | p->ifr_addrifr_ifru.ifru_addr.sa_len - sizeof (p->ifr_addrifr_ifru.ifru_addr) : 0)) |
| 522 | #else |
| 523 | # define ifr_size(p)(sizeof (struct ifreq) + (p->ifr_ifru.ifru_addr.sa_len > sizeof (p->ifr_ifru.ifru_addr) ? p->ifr_ifru.ifru_addr .sa_len - sizeof (p->ifr_ifru.ifru_addr) : 0)) (sizeof (struct ifreq)) |
| 524 | #endif |
| 525 | |
| 526 | static void |
| 527 | RegisterHostname (char *name) |
| 528 | { |
| 529 | #if !defined(IPv61) || !defined(AF_INET630) |
| 530 | struct hostent *hostent; |
| 531 | #endif |
| 532 | struct sockaddr_in in_addr; |
| 533 | struct ifconf ifc; |
| 534 | register struct ifreq *ifr; |
| 535 | struct sockaddr broad_addr; |
| 536 | char buf[2048], *cp, *cplim; |
| 537 | |
| 538 | if (!strcmp (name, BROADCAST_HOSTNAME"BROADCAST")) |
| 539 | { |
| 540 | ifc.ifc_len = sizeof (buf); |
| 541 | ifc.ifc_bufifc_ifcu.ifcu_buf = buf; |
| 542 | if (ifioctlioctl (socketFD, (int) SIOCGIFCONF(((__uint32_t)0x80000000|(__uint32_t)0x40000000) | ((sizeof(struct ifconf) & 0x1fff) << 16) | ((('i')) << 8) | ( (36))), (char *) &ifc) < 0) |
| 543 | return; |
| 544 | |
| 545 | cplim = (char *) ifc.ifc_reqifc_ifcu.ifcu_req + ifc.ifc_len; |
| 546 | |
| 547 | for (cp = (char *) ifc.ifc_reqifc_ifcu.ifcu_req; cp < cplim; cp += ifr_size (ifr)(sizeof (struct ifreq) + (ifr->ifr_ifru.ifru_addr.sa_len > sizeof (ifr->ifr_ifru.ifru_addr) ? ifr->ifr_ifru.ifru_addr .sa_len - sizeof (ifr->ifr_ifru.ifru_addr) : 0))) |
| 548 | { |
| 549 | ifr = (struct ifreq *) cp; |
| 550 | if (ifr->ifr_addrifr_ifru.ifru_addr.sa_family != AF_INET2) |
| 551 | continue; |
| 552 | |
| 553 | broad_addr = ifr->ifr_addrifr_ifru.ifru_addr; |
| 554 | ((struct sockaddr_in *) &broad_addr)->sin_addr.s_addr = |
| 555 | htonl (INADDR_BROADCAST)(__builtin_constant_p((u_int32_t)0xffffffff) ? ((__uint32_t)( (((__uint32_t)((u_int32_t)0xffffffff) & 0xff000000) >> 24) | (((__uint32_t)((u_int32_t)0xffffffff) & 0x00ff0000 ) >> 8) | (((__uint32_t)((u_int32_t)0xffffffff) & 0x0000ff00 ) << 8) | (((__uint32_t)((u_int32_t)0xffffffff) & 0x000000ff ) << 24))) : _OSSwapInt32((u_int32_t)0xffffffff)); |
| 556 | #ifdef SIOCGIFBRDADDR(((__uint32_t)0x80000000|(__uint32_t)0x40000000) | ((sizeof(struct ifreq) & 0x1fff) << 16) | ((('i')) << 8) | ( (35))) |
| 557 | { |
| 558 | struct ifreq broad_req; |
| 559 | |
| 560 | broad_req = *ifr; |
| 561 | if (ifioctlioctl (socketFD, SIOCGIFFLAGS(((__uint32_t)0x80000000|(__uint32_t)0x40000000) | ((sizeof(struct ifreq) & 0x1fff) << 16) | ((('i')) << 8) | ( (17))), (char *) &broad_req) != -1 && |
| 562 | (broad_req.ifr_flagsifr_ifru.ifru_flags & IFF_BROADCAST0x2) && |
| 563 | (broad_req.ifr_flagsifr_ifru.ifru_flags & IFF_UP0x1) |
| 564 | ) |
| 565 | { |
| 566 | broad_req = *ifr; |
| 567 | if (ifioctlioctl (socketFD, SIOCGIFBRDADDR(((__uint32_t)0x80000000|(__uint32_t)0x40000000) | ((sizeof(struct ifreq) & 0x1fff) << 16) | ((('i')) << 8) | ( (35))), &broad_req) != -1) |
| 568 | broad_addr = broad_req.ifr_addrifr_ifru.ifru_addr; |
| 569 | else |
| 570 | continue; |
| 571 | } |
| 572 | else |
| 573 | continue; |
| 574 | } |
| 575 | #endif |
| 576 | in_addr = *((struct sockaddr_in *) &broad_addr); |
| 577 | in_addr.sin_port = htons (XDM_UDP_PORT)((__uint16_t)(__builtin_constant_p(177) ? ((__uint16_t)((((__uint16_t )(177) & 0xff00) >> 8) | (((__uint16_t)(177) & 0x00ff ) << 8))) : _OSSwapInt16(177))); |
| 578 | #ifdef BSD44SOCKETS1 |
| 579 | in_addr.sin_len = sizeof(in_addr); |
| 580 | #endif |
| 581 | RegisterHostaddr ((struct sockaddr *)&in_addr, sizeof (in_addr), |
| 582 | BROADCAST_QUERY); |
| 583 | } |
| 584 | } |
| 585 | else |
| 586 | { |
| 587 | /* address as hex string, e.g., "12180022" (deprecated) */ |
| 588 | if (strlen(name) == 8 && |
| 589 | FromHex(name, (char *)&in_addr.sin_addr, strlen(name)) == 0) |
| 590 | { |
| 591 | in_addr.sin_family = AF_INET2; |
| 592 | in_addr.sin_port = htons (XDM_UDP_PORT)((__uint16_t)(__builtin_constant_p(177) ? ((__uint16_t)((((__uint16_t )(177) & 0xff00) >> 8) | (((__uint16_t)(177) & 0x00ff ) << 8))) : _OSSwapInt16(177))); |
| 593 | #ifdef BSD44SOCKETS1 |
| 594 | in_addr.sin_len = sizeof(in_addr); |
| 595 | #endif |
| 596 | RegisterHostaddr ((struct sockaddr *)&in_addr, sizeof (in_addr), |
| 597 | QUERY); |
| 598 | } |
| 599 | #if defined(IPv61) && defined(AF_INET630) |
| 600 | else { |
| 601 | char sport[8]; |
| 602 | struct addrinfo *ai, *nai, hints; |
| 603 | bzero(&hints,sizeof(hints))__builtin___memset_chk (&hints, 0, sizeof(hints), __builtin_object_size (&hints, 0)); |
| 604 | hints.ai_socktype = SOCK_DGRAM2; |
| 605 | snprintf(sport, sizeof(sport), "%d", XDM_UDP_PORT)__builtin___snprintf_chk (sport, sizeof(sport), 0, __builtin_object_size (sport, 2 > 1 ? 1 : 0), "%d", 177); |
| 606 | if (getaddrinfo(name, sport, &hints, &ai) == 0) { |
| 607 | for (nai = ai ; nai != NULL((void*)0) ; nai = nai->ai_next) { |
| 608 | if ((nai->ai_family == AF_INET2) || |
| 609 | (nai->ai_family == AF_INET630)) { |
| 610 | if (((nai->ai_family == AF_INET2) && |
| 611 | IN_MULTICAST(((struct sockaddr_in *) nai->ai_addr)(((u_int32_t)(((struct sockaddr_in *) nai->ai_addr) ->sin_addr .s_addr) & 0xf0000000) == 0xe0000000) |
| 612 | ->sin_addr.s_addr)(((u_int32_t)(((struct sockaddr_in *) nai->ai_addr) ->sin_addr .s_addr) & 0xf0000000) == 0xe0000000)) |
| 613 | || ((nai->ai_family == AF_INET630) && |
| 614 | IN6_IS_ADDR_MULTICAST(((&((struct sockaddr_in6 *) nai->ai_addr) ->sin6_addr )->__u6_addr.__u6_addr8[0] == 0xff) |
| 615 | &((struct sockaddr_in6 *) nai->ai_addr)((&((struct sockaddr_in6 *) nai->ai_addr) ->sin6_addr )->__u6_addr.__u6_addr8[0] == 0xff) |
| 616 | ->sin6_addr)((&((struct sockaddr_in6 *) nai->ai_addr) ->sin6_addr )->__u6_addr.__u6_addr8[0] == 0xff))) |
| 617 | { |
| 618 | RegisterHostaddr(nai->ai_addr, nai->ai_addrlen, |
| 619 | BROADCAST_QUERY); |
| 620 | } else { |
| 621 | RegisterHostaddr(nai->ai_addr, nai->ai_addrlen, |
| 622 | QUERY); |
| 623 | } |
| 624 | } |
| 625 | } |
| 626 | freeaddrinfo(ai); |
| 627 | } |
| 628 | } |
| 629 | #else |
| 630 | /* Per RFC 1123, check first for IP address in dotted-decimal form */ |
| 631 | else if ((in_addr.sin_addr.s_addr = inet_addr(name)) != -1) |
| 632 | in_addr.sin_family = AF_INET2; |
| 633 | else |
| 634 | { |
| 635 | hostent = gethostbyname (name); |
| 636 | if (!hostent) |
| 637 | return; |
| 638 | if (hostent->h_addrtype != AF_INET2 || hostent->h_length != 4) |
| 639 | return; |
| 640 | in_addr.sin_family = hostent->h_addrtype; |
| 641 | memmove( &in_addr.sin_addr, hostent->h_addr, 4)__builtin___memmove_chk (&in_addr.sin_addr, hostent->h_addr_list [0], 4, __builtin_object_size (&in_addr.sin_addr, 0)); |
| 642 | } |
| 643 | in_addr.sin_port = htons (XDM_UDP_PORT)((__uint16_t)(__builtin_constant_p(177) ? ((__uint16_t)((((__uint16_t )(177) & 0xff00) >> 8) | (((__uint16_t)(177) & 0x00ff ) << 8))) : _OSSwapInt16(177))); |
| 644 | # ifdef BSD44SOCKETS1 |
| 645 | in_addr.sin_len = sizeof(in_addr); |
| 646 | # endif |
| 647 | RegisterHostaddr ((struct sockaddr *)&in_addr, sizeof (in_addr), |
| 648 | QUERY); |
| 649 | #endif /* IPv6 */ |
| 650 | } |
| 651 | } |
| 652 | |
| 653 | static ARRAYofARRAY8 AuthenticationNames; |
| 654 | |
| 655 | static int |
| 656 | InitXDMCP (char **argv) |
| 657 | { |
| 658 | int soopts = 1; |
| 659 | XdmcpHeader header; |
| 660 | int i; |
| 661 | |
| 662 | header.version = XDM_PROTOCOL_VERSION1; |
| 663 | header.opcode = (CARD16) BROADCAST_QUERY; |
| 664 | header.length = 1; |
| 665 | for (i = 0; i < (int)AuthenticationNames.length; i++) |
| 666 | header.length += 2 + AuthenticationNames.data[i].length; |
| 667 | XdmcpWriteHeader (&broadcastBuffer, &header); |
| 668 | XdmcpWriteARRAYofARRAY8 (&broadcastBuffer, &AuthenticationNames); |
| 669 | |
| 670 | header.version = XDM_PROTOCOL_VERSION1; |
| 671 | header.opcode = (CARD16) QUERY; |
| 672 | header.length = 1; |
| 673 | for (i = 0; i < (int)AuthenticationNames.length; i++) |
| 674 | header.length += 2 + AuthenticationNames.data[i].length; |
| 675 | XdmcpWriteHeader (&directBuffer, &header); |
| 676 | XdmcpWriteARRAYofARRAY8 (&directBuffer, &AuthenticationNames); |
| 677 | if ((socketFD = socket (AF_INET2, SOCK_DGRAM2, 0)) < 0) |
| 678 | return 0; |
| 679 | #if defined(IPv61) && defined(AF_INET630) |
| 680 | socket6FD = socket (AF_INET630, SOCK_DGRAM2, 0); |
| 681 | #endif |
| 682 | #ifdef SO_BROADCAST0x0020 |
| 683 | soopts = 1; |
| 684 | if (setsockopt (socketFD, SOL_SOCKET0xffff, SO_BROADCAST0x0020, (char *)&soopts, sizeof (soopts)) < 0) |
| 685 | perror ("setsockopt"); |
| 686 | #endif |
| 687 | |
| 688 | XtAddInput (socketFD, (XtPointer) XtInputReadMask(1L<<0), ReceivePacket, |
| 689 | (XtPointer) &socketFD); |
| 690 | #if defined(IPv61) && defined(AF_INET630) |
| 691 | if (socket6FD != -1) |
| 692 | XtAddInput (socket6FD, (XtPointer) XtInputReadMask(1L<<0), ReceivePacket, |
| 693 | (XtPointer) &socket6FD); |
| 694 | #endif |
| 695 | while (*argv) |
| 696 | { |
| 697 | RegisterHostname (*argv); |
| 698 | ++argv; |
| 699 | } |
| 700 | pingTry = 0; |
| 701 | PingHosts ((XtPointer)NULL((void*)0), (XtIntervalId *)NULL((void*)0)); |
| 702 | return 1; |
| 703 | } |
| 704 | |
| 705 | static void |
| 706 | Choose (HostName *h) |
| 707 | { |
| 708 | if (app_resources.xdmAddress) |
| 709 | { |
| 710 | struct sockaddr_in in_addr; |
| 711 | #if defined(IPv61) && defined(AF_INET630) |
| 712 | struct sockaddr_in6 in6_addr; |
| 713 | #endif |
| 714 | struct sockaddr *addr = NULL((void*)0); |
| 715 | int family; |
| 716 | int len = 0; |
| 717 | int fd; |
| 718 | char buf[1024]; |
| 719 | XdmcpBuffer buffer; |
| 720 | char *xdm; |
| 721 | |
| 722 | xdm = (char *) app_resources.xdmAddress->data; |
| 723 | family = (xdm[0] << 8) + xdm[1]; |
| 724 | switch (family) { |
| 725 | case AF_INET2: |
| 726 | #ifdef BSD44SOCKETS1 |
| 727 | in_addr.sin_len = sizeof(in_addr); |
| 728 | #endif |
| 729 | in_addr.sin_family = family; |
| 730 | memmove( &in_addr.sin_port, xdm + 2, 2)__builtin___memmove_chk (&in_addr.sin_port, xdm + 2, 2, __builtin_object_size (&in_addr.sin_port, 0)); |
| 731 | memmove( &in_addr.sin_addr, xdm + 4, 4)__builtin___memmove_chk (&in_addr.sin_addr, xdm + 4, 4, __builtin_object_size (&in_addr.sin_addr, 0)); |
| 732 | addr = (struct sockaddr *) &in_addr; |
| 733 | len = sizeof (in_addr); |
| 734 | break; |
| 735 | #if defined(IPv61) && defined(AF_INET630) |
| 736 | case AF_INET630: |
| 737 | bzero(&in6_addr, sizeof(in6_addr))__builtin___memset_chk (&in6_addr, 0, sizeof(in6_addr), __builtin_object_size (&in6_addr, 0)); |
| 738 | # ifdef SIN6_LEN |
| 739 | in6_addr.sin6_len = sizeof(in6_addr); |
| 740 | # endif |
| 741 | in6_addr.sin6_family = family; |
| 742 | memmove( &in6_addr.sin6_port, xdm + 2, 2)__builtin___memmove_chk (&in6_addr.sin6_port, xdm + 2, 2, __builtin_object_size (&in6_addr.sin6_port, 0)); |
| 743 | memmove( &in6_addr.sin6_addr, xdm + 4, 16)__builtin___memmove_chk (&in6_addr.sin6_addr, xdm + 4, 16 , __builtin_object_size (&in6_addr.sin6_addr, 0)); |
| 744 | addr = (struct sockaddr *) &in6_addr; |
| 745 | len = sizeof (in6_addr); |
| 746 | break; |
| 747 | #endif |
| 748 | } |
| 749 | if ((fd = socket (family, SOCK_STREAM1, 0)) == -1) |
| 750 | { |
| 751 | fprintf (stderr__stderrp, "Cannot create response socket\n"); |
| 752 | exit (REMANAGE_DISPLAY1); |
| 753 | } |
| 754 | if (connect (fd, addr, len) == -1) |
| 755 | { |
| 756 | fprintf (stderr__stderrp, "Cannot connect to xdm\n"); |
| 757 | exit (REMANAGE_DISPLAY1); |
| 758 | } |
| 759 | buffer.data = (BYTE *) buf; |
| 760 | buffer.size = sizeof (buf); |
| 761 | buffer.pointer = 0; |
| 762 | buffer.count = 0; |
| 763 | XdmcpWriteARRAY8 (&buffer, app_resources.clientAddress); |
| 764 | XdmcpWriteCARD16 (&buffer, (CARD16) app_resources.connectionType); |
| 765 | XdmcpWriteARRAY8 (&buffer, &h->hostaddr); |
| 766 | write (fd, (char *)buffer.data, buffer.pointer); |
| 767 | close (fd); |
| 768 | } |
| 769 | else |
| 770 | { |
| 771 | int i; |
| 772 | |
| 773 | printf ("%u\n", h->connectionType); |
| 774 | for (i = 0; i < (int)h->hostaddr.length; i++) |
| 775 | printf ("%u%s", h->hostaddr.data[i], |
| 776 | i == h->hostaddr.length - 1 ? "\n" : " "); |
| 777 | } |
| 778 | } |
| 779 | |
| 780 | /* |
| 781 | next_line returns the next line in a list |
| 782 | across the list end. |
| 783 | (0, 1, 2, 3, 0, 1, 2, 3 ....) |
| 784 | */ |
| 785 | |
| 786 | static int |
| 787 | next_line(unsigned int current, unsigned int size, int event) |
| 788 | { |
| 789 | switch(event) { |
| 790 | case Button55: |
| 791 | return (current + 1) % size; |
| 792 | case Button44: |
| 793 | return (current + size - 1) % size; |
| 794 | case XK_Down0xff54: |
| 795 | return (current + 1) % size; |
| 796 | case XK_Up0xff52: |
| 797 | return (current + size - 1) % size; |
| 798 | } |
| 799 | return -1; |
| 800 | } |
| 801 | |
| 802 | /* |
| 803 | Hostselect selects a given chooser line. |
| 804 | Returns 1 when host is willing and 0 if not |
| 805 | */ |
| 806 | |
| 807 | static int |
| 808 | Hostselect (int line) |
| 809 | { |
| 810 | XawListReturnStruct *r; |
| 811 | HostName *h; |
| 812 | |
| 813 | /* Assume the next host is willing */ |
| 814 | XawListHighlight (list,line); |
| 815 | r = XawListShowCurrent (list); |
| 816 | /* copied from DoCheckWilling */ |
| 817 | for (h = hostNamedb; h; h = h->next) |
| 818 | { |
| 819 | if (!strcmp (r->string, h->fullname)) |
| 820 | { |
| 821 | if (!h->willing) |
| 822 | XawListUnhighlight (list); |
| 823 | else |
| 824 | { |
| 825 | /* Scroll viewport to make sure new selection is visible */ |
| 826 | Arg size[2]; |
| 827 | Dimension height, portheight; |
| 828 | Position y; |
| 829 | int lineheight, liney; |
| 830 | |
| 831 | XtSetArg (size[0], XtNheight, &height)((void)( (size[0]).name = (((char*)&XtStrings[234])), (size [0]).value = (XtArgVal)(&height) )); |
| 832 | XtSetArg (size[1], XtNy, &y)((void)( (size[1]).name = (((char*)&XtStrings[887])), (size [1]).value = (XtArgVal)(&y) )); |
| 833 | XtGetValues (list, size, (Cardinal) 2); |
| 834 | |
| 835 | XtSetArg (size[0], XtNheight, &portheight)((void)( (size[0]).name = (((char*)&XtStrings[234])), (size [0]).value = (XtArgVal)(&portheight) )); |
| 836 | XtGetValues (viewport, size, (Cardinal) 1); |
| 837 | |
| 838 | lineheight = height / NameTableSize; |
| 839 | liney = lineheight * line; |
| 840 | |
| 841 | if ((y + liney) < 0) { |
| 842 | XawViewportSetCoordinates(viewport, 0, liney); |
| 843 | } else if ((y + liney + lineheight) > portheight) { |
| 844 | XawViewportSetCoordinates(viewport, 0, |
| 845 | (liney + lineheight) - portheight); |
| 846 | } |
| 847 | |
| 848 | XtFree((char *) r); |
| 849 | return 1; |
| 850 | } |
| 851 | } |
| 852 | } |
| 853 | XtFree((char *) r); |
| 854 | return 0; |
| 855 | } |
| 856 | |
| 857 | /* |
| 858 | Selectfirst selects the first willing host |
| 859 | in the chooser list (so you can select a host without |
| 860 | presence of mouse, but with pressing space or return, |
| 861 | or XK_Down / XK_Up |
| 862 | */ |
| 863 | |
| 864 | static void |
| 865 | Selectfirst (void) |
| 866 | { |
| 867 | int line; |
| 868 | |
| 869 | for (line = 0; line < NameTableSize; line++) |
| 870 | { |
| 871 | if (Hostselect(line)) |
| 872 | return; |
| 873 | } |
| 874 | return; |
| 875 | } |
| 876 | |
| 877 | /* |
| 878 | Storeold stores the selected line into global int oldentry |
| 879 | */ |
| 880 | |
| 881 | static void |
| 882 | Storeold (Widget w, XEvent *event, String *params, Cardinal *num_params) |
| 883 | { |
| 884 | XawListReturnStruct *r = XawListShowCurrent(list); |
| 885 | |
| 886 | oldline = r->list_index; |
| 887 | XtFree((char *) r); |
| 888 | } |
| 889 | |
| 890 | /* |
| 891 | Setold restores the global int oldentry |
| 892 | when you try to select a host with your mouse |
| 893 | who is unwilling as follows: |
| 894 | <Btn1Down>: Store() Set() CheckWilling() Setold() \n\ |
| 895 | */ |
| 896 | |
| 897 | static void |
| 898 | Setold (Widget w, XEvent *event, String *params, Cardinal *num_params) |
| 899 | { |
| 900 | |
| 901 | if ( (XawListShowCurrent(list))->list_index == XAW_LIST_NONE-1 && oldline != XAW_LIST_NONE-1) |
| 902 | XawListHighlight (list, oldline); |
| 903 | } |
| 904 | |
| 905 | /* |
| 906 | HostCycle tries to select the next willing host across |
| 907 | the list end and will stop at the first found willing host |
| 908 | or after trying all entries. |
| 909 | */ |
| 910 | |
| 911 | static void |
| 912 | HostCycle(unsigned int line, unsigned int size, KeySym keysym) |
| 913 | { |
| 914 | unsigned int newline = line; |
| 915 | /* Do it only once around the chooser list, either direction */ |
| 916 | while ( (newline = next_line(newline,size,keysym)) != line && newline != -1) |
| 917 | { |
| 918 | if (Hostselect(newline)) |
| 919 | return; |
| 920 | } |
| 921 | /* No other willing host could be found, stay at the old one*/ |
| 922 | XawListHighlight (list, line); |
| 923 | return; |
| 924 | } |
| 925 | |
| 926 | /* |
| 927 | Switch_Key handles XK_Up and XK_Down |
| 928 | and highlights an appropriate line in the chooser list. |
| 929 | */ |
| 930 | |
| 931 | static void |
| 932 | Switch_Key (Widget w, XEvent *event, String *params, Cardinal *num_params) |
| 933 | { |
| 934 | char strbuf[128]; |
| 935 | KeySym keysym = 0; |
| 936 | static XComposeStatus compose_status = {NULL((void*)0), 0}; |
| 937 | XawListReturnStruct *r; |
| 938 | |
| 939 | XLookupString (&event->xkey, strbuf, sizeof (strbuf), |
| 940 | &keysym, &compose_status); |
| 941 | |
| 942 | if (keysym != XK_Up0xff52 && keysym != XK_Down0xff54) |
| 943 | return; |
| 944 | |
| 945 | r = XawListShowCurrent (list); |
| 946 | |
| 947 | if (r->list_index == XAW_LIST_NONE-1) |
| 948 | Selectfirst(); |
| 949 | else |
| 950 | HostCycle(r->list_index,NameTableSize,keysym); |
| 951 | |
| 952 | XtFree((char *) r); |
| 953 | return; |
| 954 | } |
| 955 | |
| 956 | |
| 957 | |
| 958 | /* |
| 959 | Switch_Btn handles ScrollWheel Forward (Button5) and Backward |
| 960 | (Button4) and highlights an appropriate line in the chooser list. |
| 961 | */ |
| 962 | |
| 963 | static void |
| 964 | Switch_Btn (Widget w, XEvent *event, String *params, Cardinal *num_params) |
| 965 | { |
| 966 | XawListReturnStruct *r; |
| 967 | r = XawListShowCurrent (list); |
| 968 | |
| 969 | if (r->list_index == XAW_LIST_NONE-1) |
| 970 | Selectfirst(); |
| 971 | else |
| 972 | HostCycle(r->list_index,NameTableSize,event->xbutton.button); |
| 973 | |
| 974 | XtFree((char *) r); |
| 975 | return; |
| 976 | } |
| 977 | |
| 978 | |
| 979 | /* ARGSUSED */ |
| 980 | static void |
| 981 | DoAccept (Widget w, XEvent *event, String *params, Cardinal *num_params) |
| 982 | { |
| 983 | XawListReturnStruct *r; |
| 984 | HostName *h; |
| 985 | |
| 986 | r = XawListShowCurrent (list); |
| 987 | if (r->list_index == XAW_LIST_NONE-1) |
| 988 | #ifdef XKB |
| 989 | XkbStdBell(XtDisplay(toplevel),XtWindow(w),0,XkbBI_MinorError); |
| 990 | #else |
| 991 | XBell (XtDisplay (toplevel), 0); |
| 992 | #endif |
| 993 | else |
| 994 | { |
| 995 | for (h = hostNamedb; h; h = h->next) |
| 996 | if (!strcmp (r->string, h->fullname)) |
| 997 | { |
| 998 | Choose (h); |
| 999 | } |
| 1000 | exit (OBEYSESS_DISPLAY0); |
| 1001 | } |
| 1002 | XtFree((char *) r); |
| 1003 | } |
| 1004 | |
| 1005 | /* ARGSUSED */ |
| 1006 | static void |
| 1007 | DoCheckWilling (Widget w, XEvent *event, String *params, Cardinal *num_params) |
| 1008 | { |
| 1009 | XawListReturnStruct *r; |
| 1010 | HostName *h; |
| 1011 | |
| 1012 | r = XawListShowCurrent (list); |
| 1013 | if (r->list_index != XAW_LIST_NONE-1) { |
| 1014 | for (h = hostNamedb; h; h = h->next) |
| 1015 | if (!strcmp (r->string, h->fullname)) |
| 1016 | if (!h->willing) |
| 1017 | XawListUnhighlight (list); |
| 1018 | } |
| 1019 | XtFree((char *) r); |
| 1020 | } |
| 1021 | |
| 1022 | /* ARGSUSED */ |
| 1023 | _X_NORETURN__attribute((noreturn)) |
| 1024 | static void |
| 1025 | DoCancel (Widget w, XEvent *event, String *params, Cardinal *num_params) |
| 1026 | { |
| 1027 | exit (OBEYSESS_DISPLAY0); |
| 1028 | } |
| 1029 | |
| 1030 | /* ARGSUSED */ |
| 1031 | static void |
| 1032 | DoPing (Widget w, XEvent *event, String *params, Cardinal *num_params) |
| 1033 | { |
| 1034 | EmptyHostnames (); |
| 1035 | pingTry = 0; |
| 1036 | PingHosts ((XtPointer)NULL((void*)0), (XtIntervalId *)NULL((void*)0)); |
| 1037 | } |
| 1038 | |
| 1039 | static XtActionsRec app_actions[] = { |
| 1040 | { "Accept", DoAccept }, |
| 1041 | { "Cancel", DoCancel }, |
| 1042 | { "CheckWilling", DoCheckWilling }, |
| 1043 | { "Ping", DoPing }, |
| 1044 | { "KeySwitch", Switch_Key }, |
| 1045 | { "BtnSwitch", Switch_Btn }, |
| 1046 | { "Store", Storeold }, |
| 1047 | { "Setold", Setold }, |
| 1048 | }; |
| 1049 | |
| 1050 | int |
| 1051 | main (int argc, char **argv) |
| 1052 | { |
| 1053 | Arg position[3]; |
| 1054 | Dimension width, height; |
| 1055 | Position x, y; |
| 1056 | #ifdef USE_XINERAMA1 |
| 1057 | XineramaScreenInfo *screens; |
| 1058 | int s_num; |
| 1059 | #endif |
| 1060 | |
| 1061 | |
| 1062 | toplevel = XtInitialize (argv[0], "Chooser", options, XtNumber(options)((Cardinal) (sizeof(options) / sizeof(options[0]))), &argc, argv); |
| 1063 | |
| 1064 | XtAddConverter(XtRString((char*)&XtStrings[1797]), XtRARRAY8"ARRAY8", CvtStringToARRAY8, NULL((void*)0), 0); |
| 1065 | |
| 1066 | XtGetApplicationResources (toplevel, (XtPointer) &app_resources, resources, |
| 1067 | XtNumber (resources)((Cardinal) (sizeof(resources) / sizeof(resources[0]))), NULL((void*)0), (Cardinal) 0); |
| 1068 | |
| 1069 | XtAddActions (app_actions, XtNumber (app_actions)((Cardinal) (sizeof(app_actions) / sizeof(app_actions[0])))); |
| 1070 | paned = XtCreateManagedWidget ("paned", panedWidgetClass, toplevel, NULL((void*)0), 0); |
| 1071 | label = XtCreateManagedWidget ("label", labelWidgetClass, paned, NULL((void*)0), 0); |
| 1072 | viewport = XtCreateManagedWidget ("viewport", viewportWidgetClass, paned, NULL((void*)0), 0); |
| 1073 | list = XtCreateManagedWidget ("list", listWidgetClass, viewport, NULL((void*)0), 0); |
| 1074 | box = XtCreateManagedWidget ("box", boxWidgetClass, paned, NULL((void*)0), 0); |
| 1075 | cancel = XtCreateManagedWidget ("cancel", commandWidgetClass, box, NULL((void*)0), 0); |
| 1076 | acceptit = XtCreateManagedWidget ("accept", commandWidgetClass, box, NULL((void*)0), 0); |
| 1077 | ping = XtCreateManagedWidget ("ping", commandWidgetClass, box, NULL((void*)0), 0); |
| 1078 | |
| 1079 | /* |
| 1080 | * center ourselves on the screen |
| 1081 | */ |
| 1082 | XtSetMappedWhenManaged(toplevel, FALSE0); |
| 1083 | XtRealizeWidget (toplevel); |
| 1084 | |
| 1085 | XtSetArg (position[0], XtNwidth, &width)((void)( (position[0]).name = (((char*)&XtStrings[872])), (position[0]).value = (XtArgVal)(&width) )); |
| 1086 | XtSetArg (position[1], XtNheight, &height)((void)( (position[1]).name = (((char*)&XtStrings[234])), (position[1]).value = (XtArgVal)(&height) )); |
| 1087 | XtGetValues (toplevel, position, (Cardinal) 2); |
| 1088 | #ifdef USE_XINERAMA1 |
| 1089 | if ( |
| 1090 | XineramaIsActive(XtDisplay(toplevel)) && |
| 1091 | (screens = XineramaQueryScreens(XtDisplay(toplevel), &s_num)) != NULL((void*)0) |
| 1092 | ) |
| 1093 | { |
| 1094 | x = (Position)(screens[0].x_org + (screens[0].width - width) / 2); |
| 1095 | y = (Position)(screens[0].y_org + (screens[0].height - height) / 3); |
| 1096 | |
| 1097 | XFree(screens); |
| 1098 | } |
| 1099 | else |
| 1100 | #endif |
| 1101 | { |
| 1102 | x = (Position)(WidthOfScreen (XtScreen (toplevel))((XtScreen (toplevel))->width) - width) / 2; |
| 1103 | y = (Position)(HeightOfScreen (XtScreen (toplevel))((XtScreen (toplevel))->height) - height) / 3; |
| 1104 | } |
| 1105 | XtSetArg (position[0], XtNx, x)((void)( (position[0]).name = (((char*)&XtStrings[885])), (position[0]).value = (XtArgVal)(x) )); |
| 1106 | XtSetArg (position[1], XtNy, y)((void)( (position[1]).name = (((char*)&XtStrings[887])), (position[1]).value = (XtArgVal)(y) )); |
| 1107 | XtSetValues (toplevel, position, (Cardinal) 2); |
| 1108 | |
| 1109 | /* |
| 1110 | * Run |
| 1111 | */ |
| 1112 | XtMapWidget(toplevel)XMapWindow(XtDisplay(toplevel), XtWindow(toplevel)); |
| 1113 | InitXDMCP (argv + 1); |
| 1114 | XtMainLoop (); |
| 1115 | exit(0); |
| 1116 | /*NOTREACHED*/ |
| 1117 | } |
| 1118 | |
| 1119 | /* Converts the hex string s of length len into the byte array d. |
| 1120 | Returns 0 if s was a legal hex string, 1 otherwise. |
| 1121 | */ |
| 1122 | static int |
| 1123 | FromHex (char *s, char *d, int len) |
| 1124 | { |
| 1125 | int t; |
| 1126 | int ret = len&1; /* odd-length hex strings are illegal */ |
| 1127 | while (len >= 2) |
| 1128 | { |
| 1129 | #define HexChar(c)('0' <= (c) && (c) <= '9' ? (c) - '0' : (c) - 'a' + 10) ('0' <= (c) && (c) <= '9' ? (c) - '0' : (c) - 'a' + 10) |
| 1130 | |
| 1131 | if (!ishexdigit(*s)(isdigit(*s) || ('a' <= (*s) && (*s) <= 'f'))) |
| 1132 | ret = 1; |
| 1133 | t = HexChar (*s)('0' <= (*s) && (*s) <= '9' ? (*s) - '0' : (*s) - 'a' + 10) << 4; |
| 1134 | s++; |
| 1135 | if (!ishexdigit(*s)(isdigit(*s) || ('a' <= (*s) && (*s) <= 'f'))) |
| 1136 | ret = 1; |
| 1137 | t += HexChar (*s)('0' <= (*s) && (*s) <= '9' ? (*s) - '0' : (*s) - 'a' + 10); |
| 1138 | s++; |
| 1139 | *d++ = t; |
| 1140 | len -= 2; |
| 1141 | } |
| 1142 | return ret; |
| 1143 | } |
| 1144 | |
| 1145 | /*ARGSUSED*/ |
| 1146 | static void |
| 1147 | CvtStringToARRAY8 (XrmValuePtr args, Cardinal *num_args, XrmValuePtr fromVal, XrmValuePtr toVal) |
| 1148 | { |
| 1149 | static ARRAY8Ptr dest; |
| 1150 | char *s; |
| 1151 | int len; |
| 1152 | |
| 1153 | dest = (ARRAY8Ptr) XtMalloc (sizeof (ARRAY8)); |
| 1154 | len = fromVal->size; |
| 1155 | s = (char *) fromVal->addr; |
| 1156 | if (!XdmcpAllocARRAY8 (dest, len >> 1)) |
| 1157 | XtStringConversionWarning ((char *) fromVal->addr, XtRARRAY8"ARRAY8"); |
| 1158 | else |
| 1159 | { |
| 1160 | FromHex (s, (char *) dest->data, len); |
| 1161 | } |
| 1162 | toVal->addr = (caddr_t) &dest; |
| 1163 | toVal->size = sizeof (ARRAY8Ptr); |
| 1164 | } |