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| # | Location | File | Last Modified |
|---|---|---|---|
| 1 | chef-repo.zip\chef-repo\project_cookbooks\mocks\files\default\node-mocks\nodeMockServices-1.3.0.52.zip\node_modules\libxmljs\vendor\libxml | nanoftp.c | Fri Apr 11 14:19:04 2014 UTC |
| 2 | chef-repo.zip\chef-repo\project_cookbooks\mocks\files\default\node-mocks\nodeMockServices-1.3.0.52.zip\node_modules\libxmljs\vendor\libxml | nanoftp.c | Mon Oct 2 17:21:14 2017 UTC |
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| 1 | /* | |
| 2 | * nanoftp .c: basic FTP client support | |
| 3 | * | |
| 4 | * Refere nce: RFC 9 59 | |
| 5 | */ | |
| 6 | ||
| 7 | #ifdef TES TING | |
| 8 | #define ST ANDALONE | |
| 9 | #define HA VE_STDLIB_ H | |
| 10 | #define HA VE_UNISTD_ H | |
| 11 | #define HA VE_SYS_SOC KET_H | |
| 12 | #define HA VE_NETINET _IN_H | |
| 13 | #define HA VE_NETDB_H | |
| 14 | #define HA VE_SYS_TIM E_H | |
| 15 | #else /* T ESTING */ | |
| 16 | #define NE ED_SOCKETS | |
| 17 | #endif /* TESTING */ | |
| 18 | ||
| 19 | #define IN _LIBXML | |
| 20 | #include " libxml.h" | |
| 21 | ||
| 22 | #ifdef LIB XML_FTP_EN ABLED | |
| 23 | #include < string.h> | |
| 24 | ||
| 25 | #ifdef HAV E_STDLIB_H | |
| 26 | #include < stdlib.h> | |
| 27 | #endif | |
| 28 | #ifdef HAV E_UNISTD_H | |
| 29 | #include < unistd.h> | |
| 30 | #endif | |
| 31 | #ifdef HAV E_SYS_SOCK ET_H | |
| 32 | #include < sys/socket .h> | |
| 33 | #endif | |
| 34 | #ifdef HAV E_NETINET_ IN_H | |
| 35 | #include < netinet/in .h> | |
| 36 | #endif | |
| 37 | #ifdef HAV E_ARPA_INE T_H | |
| 38 | #include < arpa/inet. h> | |
| 39 | #endif | |
| 40 | #ifdef HAV E_NETDB_H | |
| 41 | #include < netdb.h> | |
| 42 | #endif | |
| 43 | #ifdef HAV E_FCNTL_H | |
| 44 | #include < fcntl.h> | |
| 45 | #endif | |
| 46 | #ifdef HAV E_ERRNO_H | |
| 47 | #include < errno.h> | |
| 48 | #endif | |
| 49 | #ifdef HAV E_SYS_TIME _H | |
| 50 | #include < sys/time.h > | |
| 51 | #endif | |
| 52 | #ifdef HAV E_SYS_SELE CT_H | |
| 53 | #include < sys/select .h> | |
| 54 | #endif | |
| 55 | #ifdef HAV E_SYS_SOCK ET_H | |
| 56 | #include < sys/socket .h> | |
| 57 | #endif | |
| 58 | #ifdef HAV E_SYS_TYPE S_H | |
| 59 | #include < sys/types. h> | |
| 60 | #endif | |
| 61 | #ifdef HAV E_STRINGS_ H | |
| 62 | #include < strings.h> | |
| 63 | #endif | |
| 64 | ||
| 65 | #include < libxml/xml memory.h> | |
| 66 | #include < libxml/par ser.h> | |
| 67 | #include < libxml/xml error.h> | |
| 68 | #include < libxml/uri .h> | |
| 69 | #include < libxml/nan oftp.h> | |
| 70 | #include < libxml/glo bals.h> | |
| 71 | ||
| 72 | /* #define DEBUG_FTP 1 */ | |
| 73 | #ifdef STA NDALONE | |
| 74 | #ifndef DE BUG_FTP | |
| 75 | #define DE BUG_FTP 1 | |
| 76 | #endif | |
| 77 | #endif | |
| 78 | ||
| 79 | ||
| 80 | #if define d(__MINGW3 2__) || de fined(_WIN 32_WCE) | |
| 81 | #ifndef _W INSOCKAPI_ | |
| 82 | #define _W INSOCKAPI_ | |
| 83 | #endif | |
| 84 | #include < wsockcompa t.h> | |
| 85 | #include < winsock2.h > | |
| 86 | #undef XML _SOCKLEN_T | |
| 87 | #define XM L_SOCKLEN_ T unsigned int | |
| 88 | #endif | |
| 89 | ||
| 90 | /** | |
| 91 | * A coupl e portabil ity macros | |
| 92 | */ | |
| 93 | #ifndef _W INSOCKAPI_ | |
| 94 | #if !defin ed(__BEOS_ _) || defi ned(__HAIK U__) | |
| 95 | #define cl osesocket( s) close(s ) | |
| 96 | #endif | |
| 97 | #endif | |
| 98 | ||
| 99 | #ifdef __B EOS__ | |
| 100 | #ifndef PF _INET | |
| 101 | #define PF _INET AF_I NET | |
| 102 | #endif | |
| 103 | #endif | |
| 104 | ||
| 105 | #ifdef _AI X | |
| 106 | #ifdef HAV E_BROKEN_S S_FAMILY | |
| 107 | #define ss _family __ ss_family | |
| 108 | #endif | |
| 109 | #endif | |
| 110 | ||
| 111 | #ifndef XM L_SOCKLEN_ T | |
| 112 | #define XM L_SOCKLEN_ T unsigned int | |
| 113 | #endif | |
| 114 | ||
| 115 | #define FT P_COMMAND_ OK 200 | |
| 116 | #define FT P_SYNTAX_E RROR 500 | |
| 117 | #define FT P_GET_PASS WD 331 | |
| 118 | #define FT P_BUF_SIZE 1024 | |
| 119 | ||
| 120 | #define XM L_NANO_MAX _URLBUF 4096 | |
| 121 | ||
| 122 | typedef st ruct xmlNa noFTPCtxt { | |
| 123 | char * protocol; /* the protocol name */ | |
| 124 | char * hostname; /* the host name */ | |
| 125 | int po rt; /* the port */ | |
| 126 | char * path; /* the path with in the URL */ | |
| 127 | char * user; /* use r string * / | |
| 128 | char * passwd; /* pas swd string */ | |
| 129 | #ifdef SUP PORT_IP6 | |
| 130 | struct sockaddr_ storage ft pAddr; /* this is la rge enough to hold I Pv6 addres s*/ | |
| 131 | #else | |
| 132 | struct sockaddr_ in ftpAddr ; /* the s ocket addr ess struct */ | |
| 133 | #endif | |
| 134 | int pa ssive; /* cur rently we support on ly passive !!! */ | |
| 135 | SOCKET controlFd ; /* the file desc riptor for the contr ol socket */ | |
| 136 | SOCKET dataFd; /* the file desc riptor for the data socket */ | |
| 137 | int st ate; /* WRI TE / READ / CLOSED * / | |
| 138 | int re turnValue; /* the protocol return val ue */ | |
| 139 | /* buf fer for da ta receive d from the control c onnection */ | |
| 140 | char c ontrolBuf[ FTP_BUF_SI ZE + 1]; | |
| 141 | int co ntrolBufIn dex; | |
| 142 | int co ntrolBufUs ed; | |
| 143 | int co ntrolBufAn swer; | |
| 144 | } xmlNanoF TPCtxt, *x mlNanoFTPC txtPtr; | |
| 145 | ||
| 146 | static int initializ ed = 0; | |
| 147 | static cha r *proxy = NULL; /* the p roxy name if any */ | |
| 148 | static int proxyPort = 0; /* the p roxy port if any */ | |
| 149 | static cha r *proxyUs er = NULL; /* user for proxy authentica tion */ | |
| 150 | static cha r *proxyPa sswd = NUL L;/* passw d for prox y authenti cation */ | |
| 151 | static int proxyType = 0; /* uses TYPE or a@ b ? */ | |
| 152 | ||
| 153 | #ifdef SUP PORT_IP6 | |
| 154 | static | |
| 155 | int have_i pv6(void) { | |
| 156 | int s; | |
| 157 | ||
| 158 | s = so cket (AF_I NET6, SOCK _STREAM, 0 ); | |
| 159 | if (s != -1) { | |
| 160 | cl ose (s); | |
| 161 | re turn (1); | |
| 162 | } | |
| 163 | return (0); | |
| 164 | } | |
| 165 | #endif | |
| 166 | ||
| 167 | /** | |
| 168 | * xmlFTPE rrMemory: | |
| 169 | * @extra: extra in formations | |
| 170 | * | |
| 171 | * Handle an out of memory con dition | |
| 172 | */ | |
| 173 | static voi d | |
| 174 | xmlFTPErrM emory(cons t char *ex tra) | |
| 175 | { | |
| 176 | __xmlS impleError (XML_FROM_ FTP, XML_E RR_NO_MEMO RY, NULL, NULL, extr a); | |
| 177 | } | |
| 178 | ||
| 179 | /** | |
| 180 | * xmlNano FTPInit: | |
| 181 | * | |
| 182 | * Initial ize the FT P protocol layer. | |
| 183 | * Current ly it just checks fo r proxy in formations , | |
| 184 | * and get the hostn ame | |
| 185 | */ | |
| 186 | ||
| 187 | void | |
| 188 | xmlNanoFTP Init(void) { | |
| 189 | const char *env; | |
| 190 | #ifdef _WI NSOCKAPI_ | |
| 191 | WSADAT A wsaData; | |
| 192 | #endif | |
| 193 | ||
| 194 | if (in itialized) | |
| 195 | re turn; | |
| 196 | ||
| 197 | #ifdef _WI NSOCKAPI_ | |
| 198 | if (WS AStartup(M AKEWORD(1, 1), &wsaD ata) != 0) | |
| 199 | re turn; | |
| 200 | #endif | |
| 201 | ||
| 202 | proxyPort = PORT ; | |
| 203 | env = getenv("no _proxy"); | |
| 204 | if (en v && ((env [0] == '*' ) && (env [1] == 0)) ) | |
| 205 | re turn; | |
| 206 | env = getenv("ft p_proxy"); | |
| 207 | if (en v != NULL) { | |
| 208 | xm lNanoFTPSc anProxy(en v); | |
| 209 | } else { | |
| 210 | en v = getenv ("FTP_PROX Y"); | |
| 211 | if (env != N ULL) { | |
| 212 | xmlNanoF TPScanProx y(env); | |
| 213 | } | |
| 214 | } | |
| 215 | env = getenv("ft p_proxy_us er"); | |
| 216 | if (en v != NULL) { | |
| 217 | pr oxyUser = xmlMemStrd up(env); | |
| 218 | } | |
| 219 | env = getenv("ft p_proxy_pa ssword"); | |
| 220 | if (en v != NULL) { | |
| 221 | pr oxyPasswd = xmlMemSt rdup(env); | |
| 222 | } | |
| 223 | initia lized = 1; | |
| 224 | } | |
| 225 | ||
| 226 | /** | |
| 227 | * xmlNano FTPCleanup : | |
| 228 | * | |
| 229 | * Cleanup the FTP p rotocol la yer. This cleanup pr oxy inform ations. | |
| 230 | */ | |
| 231 | ||
| 232 | void | |
| 233 | xmlNanoFTP Cleanup(vo id) { | |
| 234 | if (pr oxy != NUL L) { | |
| 235 | xm lFree(prox y); | |
| 236 | pr oxy = NULL ; | |
| 237 | } | |
| 238 | if (pr oxyUser != NULL) { | |
| 239 | xm lFree(prox yUser); | |
| 240 | pr oxyUser = NULL; | |
| 241 | } | |
| 242 | if (pr oxyPasswd != NULL) { | |
| 243 | xm lFree(prox yPasswd); | |
| 244 | pr oxyPasswd = NULL; | |
| 245 | } | |
| 246 | #ifdef _WI NSOCKAPI_ | |
| 247 | if (in itialized) | |
| 248 | WS ACleanup() ; | |
| 249 | #endif | |
| 250 | initia lized = 0; | |
| 251 | } | |
| 252 | ||
| 253 | /** | |
| 254 | * xmlNano FTPProxy: | |
| 255 | * @host: the proxy host name | |
| 256 | * @port: the proxy port | |
| 257 | * @user: the proxy user name | |
| 258 | * @passwd : the pro xy passwor d | |
| 259 | * @type: the type of proxy 1 for using SITE, 2 f or USER a@ b | |
| 260 | * | |
| 261 | * Setup t he FTP pro xy informa tions. | |
| 262 | * This ca n also be done by us ing ftp_pr oxy ftp_pr oxy_user a nd | |
| 263 | * ftp_pro xy_passwor d environm ent variab les. | |
| 264 | */ | |
| 265 | ||
| 266 | void | |
| 267 | xmlNanoFTP Proxy(cons t char *ho st, int po rt, const char *user , | |
| 268 | cons t char *pa sswd, int type) { | |
| 269 | if (pr oxy != NUL L) { | |
| 270 | xm lFree(prox y); | |
| 271 | pr oxy = NULL ; | |
| 272 | } | |
| 273 | if (pr oxyUser != NULL) { | |
| 274 | xm lFree(prox yUser); | |
| 275 | pr oxyUser = NULL; | |
| 276 | } | |
| 277 | if (pr oxyPasswd != NULL) { | |
| 278 | xm lFree(prox yPasswd); | |
| 279 | pr oxyPasswd = NULL; | |
| 280 | } | |
| 281 | if (ho st) | |
| 282 | pr oxy = xmlM emStrdup(h ost); | |
| 283 | if (us er) | |
| 284 | pr oxyUser = xmlMemStrd up(user); | |
| 285 | if (pa sswd) | |
| 286 | pr oxyPasswd = xmlMemSt rdup(passw d); | |
| 287 | proxyP ort = port ; | |
| 288 | proxyT ype = type ; | |
| 289 | } | |
| 290 | ||
| 291 | /** | |
| 292 | * xmlNano FTPScanURL : | |
| 293 | * @ctx: an FTP con text | |
| 294 | * @URL: The URL us ed to init ialize the context | |
| 295 | * | |
| 296 | * (Re)Ini tialize an FTP conte xt by pars ing the UR L and find ing | |
| 297 | * the pro tocol host port and path it in dicates. | |
| 298 | */ | |
| 299 | ||
| 300 | static voi d | |
| 301 | xmlNanoFTP ScanURL(vo id *ctx, c onst char *URL) { | |
| 302 | xmlNan oFTPCtxtPt r ctxt = ( xmlNanoFTP CtxtPtr) c tx; | |
| 303 | xmlURI Ptr uri; | |
| 304 | ||
| 305 | /* | |
| 306 | * Cle ar any exi sting data from the context | |
| 307 | */ | |
| 308 | if (ct xt->protoc ol != NULL ) { | |
| 309 | xm lFree(ctxt ->protocol ); | |
| 310 | ct xt->protoc ol = NULL; | |
| 311 | } | |
| 312 | if (ct xt->hostna me != NULL ) { | |
| 313 | xm lFree(ctxt ->hostname ); | |
| 314 | ct xt->hostna me = NULL; | |
| 315 | } | |
| 316 | if (ct xt->path ! = NULL) { | |
| 317 | xm lFree(ctxt ->path); | |
| 318 | ct xt->path = NULL; | |
| 319 | } | |
| 320 | if (UR L == NULL) return; | |
| 321 | ||
| 322 | uri = xmlParseUR IRaw(URL, 1); | |
| 323 | if (ur i == NULL) | |
| 324 | re turn; | |
| 325 | ||
| 326 | if ((u ri->scheme == NULL) || (uri->s erver == N ULL)) { | |
| 327 | xm lFreeURI(u ri); | |
| 328 | re turn; | |
| 329 | } | |
| 330 | ||
| 331 | ctxt-> protocol = xmlMemStr dup(uri->s cheme); | |
| 332 | ctxt-> hostname = xmlMemStr dup(uri->s erver); | |
| 333 | if (ur i->path != NULL) | |
| 334 | ct xt->path = xmlMemStr dup(uri->p ath); | |
| 335 | else | |
| 336 | ct xt->path = xmlMemStr dup("/"); | |
| 337 | if (ur i->port != 0) | |
| 338 | ct xt->port = uri->port ; | |
| 339 | ||
| 340 | if (ur i->user != NULL) { | |
| 341 | ch ar *cptr; | |
| 342 | if ((cptr=st rchr(uri-> user, ':') ) == NULL) | |
| 343 | ctxt->us er = xmlMe mStrdup(ur i->user); | |
| 344 | el se { | |
| 345 | ctxt->us er = (char *)xmlStrn dup((xmlCh ar *)uri-> user, | |
| 346 | (c ptr - uri- >user)); | |
| 347 | ctxt->pa sswd = xml MemStrdup( cptr+1); | |
| 348 | } | |
| 349 | } | |
| 350 | ||
| 351 | xmlFre eURI(uri); | |
| 352 | ||
| 353 | } | |
| 354 | ||
| 355 | /** | |
| 356 | * xmlNano FTPUpdateU RL: | |
| 357 | * @ctx: an FTP con text | |
| 358 | * @URL: The URL us ed to upda te the con text | |
| 359 | * | |
| 360 | * Update an FTP con text by pa rsing the URL and fi nding | |
| 361 | * new pat h it indic ates. If t here is an error in the | |
| 362 | * protoco l, hostnam e, port or other inf ormation, the | |
| 363 | * error i s raised. It indicat es a new c onnection has to | |
| 364 | * be esta blished. | |
| 365 | * | |
| 366 | * Returns 0 if Ok, -1 in case of error (other hos t). | |
| 367 | */ | |
| 368 | ||
| 369 | int | |
| 370 | xmlNanoFTP UpdateURL( void *ctx, const cha r *URL) { | |
| 371 | xmlNan oFTPCtxtPt r ctxt = ( xmlNanoFTP CtxtPtr) c tx; | |
| 372 | xmlURI Ptr uri; | |
| 373 | ||
| 374 | if (UR L == NULL) | |
| 375 | re turn(-1); | |
| 376 | if (ct xt == NULL ) | |
| 377 | re turn(-1); | |
| 378 | if (ct xt->protoc ol == NULL ) | |
| 379 | re turn(-1); | |
| 380 | if (ct xt->hostna me == NULL ) | |
| 381 | re turn(-1); | |
| 382 | ||
| 383 | uri = xmlParseUR IRaw(URL, 1); | |
| 384 | if (ur i == NULL) | |
| 385 | re turn(-1); | |
| 386 | ||
| 387 | if ((u ri->scheme == NULL) || (uri->s erver == N ULL)) { | |
| 388 | xm lFreeURI(u ri); | |
| 389 | re turn(-1); | |
| 390 | } | |
| 391 | if ((s trcmp(ctxt ->protocol , uri->sch eme)) || | |
| 392 | (s trcmp(ctxt ->hostname , uri->ser ver)) || | |
| 393 | (( uri->port != 0) && ( ctxt->port != uri->p ort))) { | |
| 394 | xm lFreeURI(u ri); | |
| 395 | re turn(-1); | |
| 396 | } | |
| 397 | ||
| 398 | if (ur i->port != 0) | |
| 399 | ct xt->port = uri->port ; | |
| 400 | ||
| 401 | if (ct xt->path ! = NULL) { | |
| 402 | xm lFree(ctxt ->path); | |
| 403 | ct xt->path = NULL; | |
| 404 | } | |
| 405 | ||
| 406 | if (ur i->path == NULL) | |
| 407 | ct xt->path = xmlMemStr dup("/"); | |
| 408 | else | |
| 409 | ct xt->path = xmlMemStr dup(uri->p ath); | |
| 410 | ||
| 411 | xmlFre eURI(uri); | |
| 412 | ||
| 413 | return (0); | |
| 414 | } | |
| 415 | ||
| 416 | /** | |
| 417 | * xmlNano FTPScanPro xy: | |
| 418 | * @URL: The proxy URL used t o initiali ze the pro xy context | |
| 419 | * | |
| 420 | * (Re)Ini tialize th e FTP Prox y context by parsing the URL a nd finding | |
| 421 | * the pro tocol host port it i ndicates. | |
| 422 | * Should be like ft p://myprox y/ or ftp: //myproxy: 3128/ | |
| 423 | * A NULL URL cleans up proxy informatio ns. | |
| 424 | */ | |
| 425 | ||
| 426 | void | |
| 427 | xmlNanoFTP ScanProxy( const char *URL) { | |
| 428 | xmlURI Ptr uri; | |
| 429 | ||
| 430 | if (pr oxy != NUL L) { | |
| 431 | xm lFree(prox y); | |
| 432 | pr oxy = NULL ; | |
| 433 | } | |
| 434 | proxyP ort = 0; | |
| 435 | ||
| 436 | #ifdef DEB UG_FTP | |
| 437 | if (UR L == NULL) | |
| 438 | xm lGenericEr ror(xmlGen ericErrorC ontext, | |
| 439 | "Rem oving FTP proxy info \n"); | |
| 440 | else | |
| 441 | xm lGenericEr ror(xmlGen ericErrorC ontext, | |
| 442 | "Usi ng FTP pro xy %s\n", URL); | |
| 443 | #endif | |
| 444 | if (UR L == NULL) return; | |
| 445 | ||
| 446 | uri = xmlParseUR IRaw(URL, 1); | |
| 447 | if ((u ri == NULL ) || (uri- >scheme == NULL) || | |
| 448 | (s trcmp(uri- >scheme, " ftp")) || (uri->serv er == NULL )) { | |
| 449 | __ xmlIOErr(X ML_FROM_FT P, XML_FTP _URL_SYNTA X, "Syntax Error\n") ; | |
| 450 | if (uri != N ULL) | |
| 451 | xmlFreeU RI(uri); | |
| 452 | re turn; | |
| 453 | } | |
| 454 | ||
| 455 | proxy = xmlMemSt rdup(uri-> server); | |
| 456 | if (ur i->port != 0) | |
| 457 | pr oxyPort = uri->port; | |
| 458 | ||
| 459 | xmlFre eURI(uri); | |
| 460 | } | |
| 461 | ||
| 462 | /** | |
| 463 | * xmlNano FTPNewCtxt : | |
| 464 | * @URL: The URL us ed to init ialize the context | |
| 465 | * | |
| 466 | * Allocat e and init ialize a n ew FTP con text. | |
| 467 | * | |
| 468 | * Returns an FTP co ntext or N ULL in cas e of error . | |
| 469 | */ | |
| 470 | ||
| 471 | void* | |
| 472 | xmlNanoFTP NewCtxt(co nst char * URL) { | |
| 473 | xmlNan oFTPCtxtPt r ret; | |
| 474 | char * unescaped; | |
| 475 | ||
| 476 | ret = (xmlNanoFT PCtxtPtr) xmlMalloc( sizeof(xml NanoFTPCtx t)); | |
| 477 | if (re t == NULL) { | |
| 478 | xm lFTPErrMem ory("alloc ating FTP context"); | |
| 479 | re turn(NULL) ; | |
| 480 | } | |
| 481 | ||
| 482 | memset (ret, 0, s izeof(xmlN anoFTPCtxt )); | |
| 483 | ret->port = PORT ; | |
| 484 | ret->p assive = 1 ; | |
| 485 | ret->r eturnValue = 0; | |
| 486 | ret->c ontrolBufI ndex = 0; | |
| 487 | ret->c ontrolBufU sed = 0; | |
| 488 | ret->c ontrolFd = INVALID_S OCKET; | |
| 489 | ||
| 490 | unesca ped = xmlU RIUnescape String(URL , 0, NULL) ; | |
| 491 | if (un escaped != NULL) { | |
| 492 | xm lNanoFTPSc anURL(ret, unescaped ); | |
| 493 | xm lFree(unes caped); | |
| 494 | } else if (URL ! = NULL) | |
| 495 | xm lNanoFTPSc anURL(ret, URL); | |
| 496 | ||
| 497 | return (ret); | |
| 498 | } | |
| 499 | ||
| 500 | /** | |
| 501 | * xmlNano FTPFreeCtx t: | |
| 502 | * @ctx: an FTP con text | |
| 503 | * | |
| 504 | * Frees t he context after clo sing the c onnection. | |
| 505 | */ | |
| 506 | ||
| 507 | void | |
| 508 | xmlNanoFTP FreeCtxt(v oid * ctx) { | |
| 509 | xmlNan oFTPCtxtPt r ctxt = ( xmlNanoFTP CtxtPtr) c tx; | |
| 510 | if (ct xt == NULL ) return; | |
| 511 | if (ct xt->hostna me != NULL ) xmlFree( ctxt->host name); | |
| 512 | if (ct xt->protoc ol != NULL ) xmlFree( ctxt->prot ocol); | |
| 513 | if (ct xt->path ! = NULL) xm lFree(ctxt ->path); | |
| 514 | ctxt-> passive = 1; | |
| 515 | if (ct xt->contro lFd != INV ALID_SOCKE T) closeso cket(ctxt- >controlFd ); | |
| 516 | ctxt-> controlFd = INVALID_ SOCKET; | |
| 517 | ctxt-> controlBuf Index = -1 ; | |
| 518 | ctxt-> controlBuf Used = -1; | |
| 519 | xmlFre e(ctxt); | |
| 520 | } | |
| 521 | ||
| 522 | /** | |
| 523 | * xmlNano FTPParseRe sponse: | |
| 524 | * @buf: the buffer containin g the resp onse | |
| 525 | * @len: the buffer length | |
| 526 | * | |
| 527 | * Parsing of the se rver answe r, we just extract t he code. | |
| 528 | * | |
| 529 | * returns 0 for err ors | |
| 530 | * +XX X for last line of r esponse | |
| 531 | * -XX X for resp onse to be continued | |
| 532 | */ | |
| 533 | static int | |
| 534 | xmlNanoFTP ParseRespo nse(char * buf, int l en) { | |
| 535 | int va l = 0; | |
| 536 | ||
| 537 | if (le n < 3) ret urn(-1); | |
| 538 | if ((* buf >= '0' ) && (*buf <= '9')) | |
| 539 | va l = val * 10 + (*buf - '0'); | |
| 540 | else | |
| 541 | re turn(0); | |
| 542 | buf++; | |
| 543 | if ((* buf >= '0' ) && (*buf <= '9')) | |
| 544 | va l = val * 10 + (*buf - '0'); | |
| 545 | else | |
| 546 | re turn(0); | |
| 547 | buf++; | |
| 548 | if ((* buf >= '0' ) && (*buf <= '9')) | |
| 549 | va l = val * 10 + (*buf - '0'); | |
| 550 | else | |
| 551 | re turn(0); | |
| 552 | buf++; | |
| 553 | if (*b uf == '-') | |
| 554 | re turn(-val) ; | |
| 555 | return (val); | |
| 556 | } | |
| 557 | ||
| 558 | /** | |
| 559 | * xmlNano FTPGetMore : | |
| 560 | * @ctx: an FTP con text | |
| 561 | * | |
| 562 | * Read mo re informa tion from the FTP co ntrol conn ection | |
| 563 | * Returns the numbe r of bytes read, < 0 indicates an error | |
| 564 | */ | |
| 565 | static int | |
| 566 | xmlNanoFTP GetMore(vo id *ctx) { | |
| 567 | xmlNan oFTPCtxtPt r ctxt = ( xmlNanoFTP CtxtPtr) c tx; | |
| 568 | int le n; | |
| 569 | int si ze; | |
| 570 | ||
| 571 | if ((c txt == NUL L) || (ctx t->control Fd == INVA LID_SOCKET )) return( -1); | |
| 572 | ||
| 573 | if ((c txt->contr olBufIndex < 0) || ( ctxt->cont rolBufInde x > FTP_BU F_SIZE)) { | |
| 574 | #ifdef DEB UG_FTP | |
| 575 | xm lGenericEr ror(xmlGen ericErrorC ontext, | |
| 576 | "xml NanoFTPGet More : con trolBufInd ex = %d\n" , | |
| 577 | ctxt ->controlB ufIndex); | |
| 578 | #endif | |
| 579 | re turn(-1); | |
| 580 | } | |
| 581 | ||
| 582 | if ((c txt->contr olBufUsed < 0) || (c txt->contr olBufUsed > FTP_BUF_ SIZE)) { | |
| 583 | #ifdef DEB UG_FTP | |
| 584 | xm lGenericEr ror(xmlGen ericErrorC ontext, | |
| 585 | "xml NanoFTPGet More : con trolBufUse d = %d\n", | |
| 586 | ctxt ->controlB ufUsed); | |
| 587 | #endif | |
| 588 | re turn(-1); | |
| 589 | } | |
| 590 | if (ct xt->contro lBufIndex > ctxt->co ntrolBufUs ed) { | |
| 591 | #ifdef DEB UG_FTP | |
| 592 | xm lGenericEr ror(xmlGen ericErrorC ontext, | |
| 593 | "xml NanoFTPGet More : con trolBufInd ex > contr olBufUsed %d > %d\n" , | |
| 594 | ctxt- >controlBu fIndex, ct xt->contro lBufUsed); | |
| 595 | #endif | |
| 596 | re turn(-1); | |
| 597 | } | |
| 598 | ||
| 599 | /* | |
| 600 | * Fir st pack th e control buffer | |
| 601 | */ | |
| 602 | if (ct xt->contro lBufIndex > 0) { | |
| 603 | me mmove(&ctx t->control Buf[0], &c txt->contr olBuf[ctxt ->controlB ufIndex], | |
| 604 | ctxt ->controlB ufUsed - c txt->contr olBufIndex ); | |
| 605 | ct xt->contro lBufUsed - = ctxt->co ntrolBufIn dex; | |
| 606 | ct xt->contro lBufIndex = 0; | |
| 607 | } | |
| 608 | size = FTP_BUF_S IZE - ctxt ->controlB ufUsed; | |
| 609 | if (si ze == 0) { | |
| 610 | #ifdef DEB UG_FTP | |
| 611 | xm lGenericEr ror(xmlGen ericErrorC ontext, | |
| 612 | "xml NanoFTPGet More : buf fer full % d \n", ctx t->control BufUsed); | |
| 613 | #endif | |
| 614 | re turn(0); | |
| 615 | } | |
| 616 | ||
| 617 | /* | |
| 618 | * Rea d the amou nt left on the contr ol connect ion | |
| 619 | */ | |
| 620 | if ((l en = recv( ctxt->cont rolFd, &ct xt->contro lBuf[ctxt- >controlBu fIndex], | |
| 621 | size, 0)) < 0) { | |
| 622 | __ xmlIOErr(X ML_FROM_FT P, 0, "rec v failed") ; | |
| 623 | cl osesocket( ctxt->cont rolFd); ct xt->contro lFd = INVA LID_SOCKET ; | |
| 624 | ct xt->contro lFd = INVA LID_SOCKET ; | |
| 625 | re turn(-1); | |
| 626 | } | |
| 627 | #ifdef DEB UG_FTP | |
| 628 | xmlGen ericError( xmlGeneric ErrorConte xt, | |
| 629 | "xmlNano FTPGetMore : read %d [%d - %d] \n", len, | |
| 630 | ctxt->con trolBufUse d, ctxt->c ontrolBufU sed + len) ; | |
| 631 | #endif | |
| 632 | ctxt-> controlBuf Used += le n; | |
| 633 | ctxt-> controlBuf [ctxt->con trolBufUse d] = 0; | |
| 634 | ||
| 635 | return (len); | |
| 636 | } | |
| 637 | ||
| 638 | /** | |
| 639 | * xmlNano FTPReadRes ponse: | |
| 640 | * @ctx: an FTP con text | |
| 641 | * | |
| 642 | * Read th e response from the FTP server after a c ommand. | |
| 643 | * Returns the code number | |
| 644 | */ | |
| 645 | static int | |
| 646 | xmlNanoFTP ReadRespon se(void *c tx) { | |
| 647 | xmlNan oFTPCtxtPt r ctxt = ( xmlNanoFTP CtxtPtr) c tx; | |
| 648 | char * ptr, *end; | |
| 649 | int le n; | |
| 650 | int re s = -1, cu r = -1; | |
| 651 | ||
| 652 | if ((c txt == NUL L) || (ctx t->control Fd == INVA LID_SOCKET )) return( -1); | |
| 653 | ||
| 654 | get_more: | |
| 655 | /* | |
| 656 | * Ass umes every thing up t o controlB uf[control BufIndex] has been r ead | |
| 657 | * and analyzed. | |
| 658 | */ | |
| 659 | len = xmlNanoFTP GetMore(ct x); | |
| 660 | if (le n < 0) { | |
| 661 | re turn(-1); | |
| 662 | } | |
| 663 | if ((c txt->contr olBufUsed == 0) && ( len == 0)) { | |
| 664 | re turn(-1); | |
| 665 | } | |
| 666 | ptr = &ctxt->con trolBuf[ct xt->contro lBufIndex] ; | |
| 667 | end = &ctxt->con trolBuf[ct xt->contro lBufUsed]; | |
| 668 | ||
| 669 | #ifdef DEB UG_FTP | |
| 670 | xmlGen ericError( xmlGeneric ErrorConte xt, | |
| 671 | "\n<<<\n %s\n--\n", ptr); | |
| 672 | #endif | |
| 673 | while (ptr < end ) { | |
| 674 | cu r = xmlNan oFTPParseR esponse(pt r, end - p tr); | |
| 675 | if (cur > 0) { | |
| 676 | /* | |
| 677 | * Succe ssfully sc anned the control co de, scratc h | |
| 678 | * till the end of the line, but keep the index to be | |
| 679 | * able to analyze the resul t if neede d. | |
| 680 | */ | |
| 681 | res = cu r; | |
| 682 | ptr += 3 ; | |
| 683 | ctxt->co ntrolBufAn swer = ptr - ctxt->c ontrolBuf; | |
| 684 | while (( ptr < end) && (*ptr != '\n')) ptr++; | |
| 685 | if (*ptr == '\n') ptr++; | |
| 686 | if (*ptr == '\r') ptr++; | |
| 687 | break; | |
| 688 | } | |
| 689 | wh ile ((ptr < end) && (*ptr != ' \n')) ptr+ +; | |
| 690 | if (ptr >= e nd) { | |
| 691 | ctxt->co ntrolBufIn dex = ctxt ->controlB ufUsed; | |
| 692 | goto get _more; | |
| 693 | } | |
| 694 | if (*ptr != '\r') ptr+ +; | |
| 695 | } | |
| 696 | ||
| 697 | if (re s < 0) got o get_more ; | |
| 698 | ctxt-> controlBuf Index = pt r - ctxt-> controlBuf ; | |
| 699 | #ifdef DEB UG_FTP | |
| 700 | ptr = &ctxt->con trolBuf[ct xt->contro lBufIndex] ; | |
| 701 | xmlGen ericError( xmlGeneric ErrorConte xt, "\n--- \n%s\n--\n ", ptr); | |
| 702 | #endif | |
| 703 | ||
| 704 | #ifdef DEB UG_FTP | |
| 705 | xmlGen ericError( xmlGeneric ErrorConte xt, "Got % d\n", res) ; | |
| 706 | #endif | |
| 707 | return (res / 100 ); | |
| 708 | } | |
| 709 | ||
| 710 | /** | |
| 711 | * xmlNano FTPGetResp onse: | |
| 712 | * @ctx: an FTP con text | |
| 713 | * | |
| 714 | * Get the response from the F TP server after a co mmand. | |
| 715 | * Returns the code number | |
| 716 | */ | |
| 717 | ||
| 718 | int | |
| 719 | xmlNanoFTP GetRespons e(void *ct x) { | |
| 720 | int re s; | |
| 721 | ||
| 722 | res = xmlNanoFTP ReadRespon se(ctx); | |
| 723 | ||
| 724 | return (res); | |
| 725 | } | |
| 726 | ||
| 727 | /** | |
| 728 | * xmlNano FTPCheckRe sponse: | |
| 729 | * @ctx: an FTP con text | |
| 730 | * | |
| 731 | * Check i f there is a respons e from the FTP serve r after a command. | |
| 732 | * Returns the code number, or 0 | |
| 733 | */ | |
| 734 | ||
| 735 | int | |
| 736 | xmlNanoFTP CheckRespo nse(void * ctx) { | |
| 737 | xmlNan oFTPCtxtPt r ctxt = ( xmlNanoFTP CtxtPtr) c tx; | |
| 738 | fd_set rfd; | |
| 739 | struct timeval t v; | |
| 740 | ||
| 741 | if ((c txt == NUL L) || (ctx t->control Fd == INVA LID_SOCKET )) return( -1); | |
| 742 | tv.tv_ sec = 0; | |
| 743 | tv.tv_ usec = 0; | |
| 744 | FD_ZER O(&rfd); | |
| 745 | FD_SET (ctxt->con trolFd, &r fd); | |
| 746 | switch (select(ct xt->contro lFd + 1, & rfd, NULL, NULL, &tv )) { | |
| 747 | ca se 0: | |
| 748 | return(0 ); | |
| 749 | ca se -1: | |
| 750 | __xmlIOE rr(XML_FRO M_FTP, 0, "select"); | |
| 751 | return(- 1); | |
| 752 | ||
| 753 | } | |
| 754 | ||
| 755 | return (xmlNanoFT PReadRespo nse(ctx)); | |
| 756 | } | |
| 757 | ||
| 758 | /** | |
| 759 | * Send th e user aut henticatio n | |
| 760 | */ | |
| 761 | ||
| 762 | static int | |
| 763 | xmlNanoFTP SendUser(v oid *ctx) { | |
| 764 | xmlNan oFTPCtxtPt r ctxt = ( xmlNanoFTP CtxtPtr) c tx; | |
| 765 | char b uf[200]; | |
| 766 | int le n; | |
| 767 | int re s; | |
| 768 | ||
| 769 | if (ct xt->user = = NULL) | |
| 770 | sn printf(buf , sizeof(b uf), "USER anonymous \r\n"); | |
| 771 | else | |
| 772 | sn printf(buf , sizeof(b uf), "USER %s\r\n", ctxt->user ); | |
| 773 | buf[si zeof(buf) - 1] = 0; | |
| 774 | len = strlen(buf ); | |
| 775 | #ifdef DEB UG_FTP | |
| 776 | xmlGen ericError( xmlGeneric ErrorConte xt, "%s", buf); | |
| 777 | #endif | |
| 778 | res = send(ctxt- >controlFd , buf, len , 0); | |
| 779 | if (re s < 0) { | |
| 780 | __ xmlIOErr(X ML_FROM_FT P, 0, "sen d failed") ; | |
| 781 | re turn(res); | |
| 782 | } | |
| 783 | return (0); | |
| 784 | } | |
| 785 | ||
| 786 | /** | |
| 787 | * Send th e password authentic ation | |
| 788 | */ | |
| 789 | ||
| 790 | static int | |
| 791 | xmlNanoFTP SendPasswd (void *ctx ) { | |
| 792 | xmlNan oFTPCtxtPt r ctxt = ( xmlNanoFTP CtxtPtr) c tx; | |
| 793 | char b uf[200]; | |
| 794 | int le n; | |
| 795 | int re s; | |
| 796 | ||
| 797 | if (ct xt->passwd == NULL) | |
| 798 | sn printf(buf , sizeof(b uf), "PASS anonymous @\r\n"); | |
| 799 | else | |
| 800 | sn printf(buf , sizeof(b uf), "PASS %s\r\n", ctxt->pass wd); | |
| 801 | buf[si zeof(buf) - 1] = 0; | |
| 802 | len = strlen(buf ); | |
| 803 | #ifdef DEB UG_FTP | |
| 804 | xmlGen ericError( xmlGeneric ErrorConte xt, "%s", buf); | |
| 805 | #endif | |
| 806 | res = send(ctxt- >controlFd , buf, len , 0); | |
| 807 | if (re s < 0) { | |
| 808 | __ xmlIOErr(X ML_FROM_FT P, 0, "sen d failed") ; | |
| 809 | re turn(res); | |
| 810 | } | |
| 811 | return (0); | |
| 812 | } | |
| 813 | ||
| 814 | /** | |
| 815 | * xmlNano FTPQuit: | |
| 816 | * @ctx: an FTP con text | |
| 817 | * | |
| 818 | * Send a QUIT comma nd to the server | |
| 819 | * | |
| 820 | * Returns -1 in cas e of error , 0 otherw ise | |
| 821 | */ | |
| 822 | ||
| 823 | ||
| 824 | int | |
| 825 | xmlNanoFTP Quit(void *ctx) { | |
| 826 | xmlNan oFTPCtxtPt r ctxt = ( xmlNanoFTP CtxtPtr) c tx; | |
| 827 | char b uf[200]; | |
| 828 | int le n, res; | |
| 829 | ||
| 830 | if ((c txt == NUL L) || (ctx t->control Fd == INVA LID_SOCKET )) return( -1); | |
| 831 | ||
| 832 | snprin tf(buf, si zeof(buf), "QUIT\r\n "); | |
| 833 | len = strlen(buf ); | |
| 834 | #ifdef DEB UG_FTP | |
| 835 | xmlGen ericError( xmlGeneric ErrorConte xt, "%s", buf); /* J ust to be consistent , even tho ugh we kno w it can't have a % in it */ | |
| 836 | #endif | |
| 837 | res = send(ctxt- >controlFd , buf, len , 0); | |
| 838 | if (re s < 0) { | |
| 839 | __ xmlIOErr(X ML_FROM_FT P, 0, "sen d failed") ; | |
| 840 | re turn(res); | |
| 841 | } | |
| 842 | return (0); | |
| 843 | } | |
| 844 | ||
| 845 | /** | |
| 846 | * xmlNano FTPConnect : | |
| 847 | * @ctx: an FTP con text | |
| 848 | * | |
| 849 | * Tries t o open a c ontrol con nection | |
| 850 | * | |
| 851 | * Returns -1 in cas e of error , 0 otherw ise | |
| 852 | */ | |
| 853 | ||
| 854 | int | |
| 855 | xmlNanoFTP Connect(vo id *ctx) { | |
| 856 | xmlNan oFTPCtxtPt r ctxt = ( xmlNanoFTP CtxtPtr) c tx; | |
| 857 | struct hostent * hp; | |
| 858 | int po rt; | |
| 859 | int re s; | |
| 860 | int ad drlen = si zeof (stru ct sockadd r_in); | |
| 861 | ||
| 862 | if (ct xt == NULL ) | |
| 863 | re turn(-1); | |
| 864 | if (ct xt->hostna me == NULL ) | |
| 865 | re turn(-1); | |
| 866 | ||
| 867 | /* | |
| 868 | * do the blocki ng DNS que ry. | |
| 869 | */ | |
| 870 | if (pr oxy) { | |
| 871 | po rt = proxy Port; | |
| 872 | } else { | |
| 873 | po rt = ctxt- >port; | |
| 874 | } | |
| 875 | if (po rt == 0) | |
| 876 | po rt = PORT ; | |
| 877 | ||
| 878 | memset (&ctxt->f tpAddr, 0, sizeof(ct xt->ftpAdd r)); | |
| 879 | ||
| 880 | #ifdef SUP PORT_IP6 | |
| 881 | if (ha ve_ipv6 () ) { | |
| 882 | st ruct addri nfo hints, *tmp, *re sult; | |
| 883 | ||
| 884 | re sult = NUL L; | |
| 885 | me mset (&hin ts, 0, siz eof(hints) ); | |
| 886 | hi nts.ai_soc ktype = SO CK_STREAM; | |
| 887 | ||
| 888 | if (proxy) { | |
| 889 | if (geta ddrinfo (p roxy, NULL , &hints, &result) ! = 0) { | |
| 890 | __xm lIOErr(XML _FROM_FTP, 0, "getad drinfo fai led"); | |
| 891 | retu rn (-1); | |
| 892 | } | |
| 893 | } | |
| 894 | el se | |
| 895 | if (geta ddrinfo (c txt->hostn ame, NULL, &hints, & result) != 0) { | |
| 896 | __xm lIOErr(XML _FROM_FTP, 0, "getad drinfo fai led"); | |
| 897 | retu rn (-1); | |
| 898 | } | |
| 899 | ||
| 900 | fo r (tmp = r esult; tmp ; tmp = tm p->ai_next ) | |
| 901 | if (tmp- >ai_family == AF_INE T || tmp-> ai_family == AF_INET 6) | |
| 902 | brea k; | |
| 903 | ||
| 904 | if (!tmp) { | |
| 905 | if (resu lt) | |
| 906 | free addrinfo ( result); | |
| 907 | __xmlIOE rr(XML_FRO M_FTP, 0, "getaddrin fo failed" ); | |
| 908 | return ( -1); | |
| 909 | } | |
| 910 | if (tmp->ai_ addrlen > sizeof(ctx t->ftpAddr )) { | |
| 911 | __xmlIOE rr(XML_FRO M_FTP, 0, "gethostby name addre ss mismatc h"); | |
| 912 | return ( -1); | |
| 913 | } | |
| 914 | if (tmp->ai_ family == AF_INET6) { | |
| 915 | memcpy ( &ctxt->ftp Addr, tmp- >ai_addr, tmp->ai_ad drlen); | |
| 916 | ((struct sockaddr_ in6 *) &ct xt->ftpAdd r)->sin6_p ort = hton s (port); | |
| 917 | ctxt->co ntrolFd = socket (AF _INET6, SO CK_STREAM, 0); | |
| 918 | } | |
| 919 | el se { | |
| 920 | memcpy ( &ctxt->ftp Addr, tmp- >ai_addr, tmp->ai_ad drlen); | |
| 921 | ((struct sockaddr_ in *) &ctx t->ftpAddr )->sin_por t = htons (port); | |
| 922 | ctxt->co ntrolFd = socket (AF _INET, SOC K_STREAM, 0); | |
| 923 | } | |
| 924 | ad drlen = tm p->ai_addr len; | |
| 925 | fr eeaddrinfo (result); | |
| 926 | } | |
| 927 | else | |
| 928 | #endif | |
| 929 | { | |
| 930 | if (proxy) | |
| 931 | hp = get hostbyname (proxy); | |
| 932 | el se | |
| 933 | hp = get hostbyname (ctxt->ho stname); | |
| 934 | if (hp == NU LL) { | |
| 935 | __xmlIOE rr(XML_FRO M_FTP, 0, "gethostby name faile d"); | |
| 936 | return ( -1); | |
| 937 | } | |
| 938 | if ((unsigne d int) hp- >h_length > | |
| 939 | sizeof(( (struct so ckaddr_in *)&ctxt->f tpAddr)->s in_addr)) { | |
| 940 | __xmlIOE rr(XML_FRO M_FTP, 0, "gethostby name addre ss mismatc h"); | |
| 941 | return ( -1); | |
| 942 | } | |
| 943 | ||
| 944 | /* | |
| 945 | * Prepare t he socket | |
| 946 | * / | |
| 947 | (( struct soc kaddr_in * )&ctxt->ft pAddr)->si n_family = AF_INET; | |
| 948 | me mcpy (&((s truct sock addr_in *) &ctxt->ftp Addr)->sin _addr, | |
| 949 | hp-> h_addr_lis t[0], hp-> h_length); | |
| 950 | (( struct soc kaddr_in * )&ctxt->ft pAddr)->si n_port = | |
| 951 | (unsign ed short)h tons ((uns igned shor t)port); | |
| 952 | ct xt->contro lFd = sock et (AF_INE T, SOCK_ST REAM, 0); | |
| 953 | ad drlen = si zeof (stru ct sockadd r_in); | |
| 954 | } | |
| 955 | ||
| 956 | if (ct xt->contro lFd == INV ALID_SOCKE T) { | |
| 957 | __ xmlIOErr(X ML_FROM_FT P, 0, "soc ket failed "); | |
| 958 | re turn(-1); | |
| 959 | } | |
| 960 | ||
| 961 | /* | |
| 962 | * Do the connec t. | |
| 963 | */ | |
| 964 | if (co nnect(ctxt ->controlF d, (struct sockaddr *) &ctxt-> ftpAddr, | |
| 965 | addrlen) < 0) { | |
| 966 | __ xmlIOErr(X ML_FROM_FT P, 0, "Fai led to cre ate a conn ection"); | |
| 967 | cl osesocket( ctxt->cont rolFd); ct xt->contro lFd = INVA LID_SOCKET ; | |
| 968 | ct xt->contro lFd = INVA LID_SOCKET ; | |
| 969 | re turn(-1); | |
| 970 | } | |
| 971 | ||
| 972 | /* | |
| 973 | * Wai t for the HELLO from the serve r. | |
| 974 | */ | |
| 975 | res = xmlNanoFTP GetRespons e(ctxt); | |
| 976 | if (re s != 2) { | |
| 977 | cl osesocket( ctxt->cont rolFd); ct xt->contro lFd = INVA LID_SOCKET ; | |
| 978 | ct xt->contro lFd = INVA LID_SOCKET ; | |
| 979 | re turn(-1); | |
| 980 | } | |
| 981 | ||
| 982 | /* | |
| 983 | * Sta te diagram for the l ogin opera tion on th e FTP serv er | |
| 984 | * | |
| 985 | * Ref erence: RF C 959 | |
| 986 | * | |
| 987 | * 1 | |
| 988 | * +-- -+ USER +---+-- ---------- ->+---+ | |
| 989 | * | B |-------- -->| W | 2 --- ->| E | | |
| 990 | * +-- -+ +---+-- ---- | - ->+---+ | |
| 991 | * | | | | | | |
| 992 | * 3 | | 4, 5 | | | | |
| 993 | * ---------- ---- --- -- | | | | |
| 994 | * | | | | | | |
| 995 | * | | | | | | |
| 996 | * | --- ------ | | |
| 997 | * | 1| | | | | |
| 998 | * V | | | | | |
| 999 | * +-- -+ PASS +---+ 2 | ----- ->+---+ | |
| 1000 | * | |-------- -->| W |-- ---------- ->| S | | |
| 1001 | * +-- -+ +---+ --------- ->+---+ | |
| 1002 | * | | | | | | |
| 1003 | * 3 | |4,5 | | | | |
| 1004 | * ---------- ---- --- ----- | | |
| 1005 | * | | | | | | |
| 1006 | * | | | | | | |
| 1007 | * | --- -------- | |
| 1008 | * | 1,3| | | | | |
| 1009 | * V | 2 | | | | |
| 1010 | * +-- -+ ACCT +---+-- | ---- ->+---+ | |
| 1011 | * | |-------- -->| W | 4 ,5 ------- ->| F | | |
| 1012 | * +-- -+ +---+-- ---------- ->+---+ | |
| 1013 | * | |
| 1014 | * Of course in case of us ing a prox y this get really na sty and is not | |
| 1015 | * sta ndardized at all :-( | |
| 1016 | */ | |
| 1017 | if (pr oxy) { | |
| 1018 | in t len; | |
| 1019 | ch ar buf[400 ]; | |
| 1020 | ||
| 1021 | if (proxyUse r != NULL) { | |
| 1022 | /* | |
| 1023 | * We ne ed proxy a uth | |
| 1024 | */ | |
| 1025 | snprintf (buf, size of(buf), " USER %s\r\ n", proxyU ser); | |
| 1026 | buf[size of(buf) - 1] = 0; | |
| 1027 | len = st rlen(buf); | |
| 1028 | #ifdef DEB UG_FTP | |
| 1029 | xmlGener icError(xm lGenericEr rorContext , "%s", bu f); | |
| 1030 | #endif | |
| 1031 | res = se nd(ctxt->c ontrolFd, buf, len, 0); | |
| 1032 | if (res < 0) { | |
| 1033 | __xm lIOErr(XML _FROM_FTP, 0, "send failed"); | |
| 1034 | clos esocket(ct xt->contro lFd); | |
| 1035 | ctxt ->controlF d = INVALI D_SOCKET; | |
| 1036 | retu rn(res); | |
| 1037 | } | |
| 1038 | res = xm lNanoFTPGe tResponse( ctxt); | |
| 1039 | switch ( res) { | |
| 1040 | case 2: | |
| 1041 | if (proxyP asswd == N ULL) | |
| 1042 | break; | |
| 1043 | case 3: | |
| 1044 | if (proxyP asswd != N ULL) | |
| 1045 | snprin tf(buf, si zeof(buf), "PASS %s\ r\n", prox yPasswd); | |
| 1046 | else | |
| 1047 | snprin tf(buf, si zeof(buf), "PASS ano nymous@\r\ n"); | |
| 1048 | buf[sizeof (buf) - 1] = 0; | |
| 1049 | len = strl en(buf); | |
| 1050 | #ifdef DEB UG_FTP | |
| 1051 | xmlGeneric Error(xmlG enericErro rContext, "%s", buf) ; | |
| 1052 | #endif | |
| 1053 | res = send (ctxt->con trolFd, bu f, len, 0) ; | |
| 1054 | if (res < 0) { | |
| 1055 | __xmlI OErr(XML_F ROM_FTP, 0 , "send fa iled"); | |
| 1056 | closes ocket(ctxt ->controlF d); | |
| 1057 | ctxt-> controlFd = INVALID_ SOCKET; | |
| 1058 | return (res); | |
| 1059 | } | |
| 1060 | res = xmlN anoFTPGetR esponse(ct xt); | |
| 1061 | if (res > 3) { | |
| 1062 | closes ocket(ctxt ->controlF d); | |
| 1063 | ctxt-> controlFd = INVALID_ SOCKET; | |
| 1064 | return (-1); | |
| 1065 | } | |
| 1066 | break; | |
| 1067 | case 1: | |
| 1068 | break; | |
| 1069 | case 4: | |
| 1070 | case 5: | |
| 1071 | case -1: | |
| 1072 | defa ult: | |
| 1073 | closesocke t(ctxt->co ntrolFd); | |
| 1074 | ctxt->cont rolFd = IN VALID_SOCK ET; | |
| 1075 | return(-1) ; | |
| 1076 | } | |
| 1077 | } | |
| 1078 | ||
| 1079 | /* | |
| 1080 | * We assume we don't need more authentica tion to th e proxy | |
| 1081 | * and that it succeed ed :-\ | |
| 1082 | * / | |
| 1083 | sw itch (prox yType) { | |
| 1084 | case 0: | |
| 1085 | /* w e will try in sequen ce */ | |
| 1086 | case 1: | |
| 1087 | /* U sing SITE command */ | |
| 1088 | snpr intf(buf, sizeof(buf ), "SITE % s\r\n", ct xt->hostna me); | |
| 1089 | buf[ sizeof(buf ) - 1] = 0 ; | |
| 1090 | len = strlen(b uf); | |
| 1091 | #ifdef DEB UG_FTP | |
| 1092 | xmlG enericErro r(xmlGener icErrorCon text, "%s" , buf); | |
| 1093 | #endif | |
| 1094 | res = send(ctx t->control Fd, buf, l en, 0); | |
| 1095 | if ( res < 0) { | |
| 1096 | __xmlIOErr (XML_FROM_ FTP, 0, "s end failed "); | |
| 1097 | closesocke t(ctxt->co ntrolFd); ctxt->cont rolFd = IN VALID_SOCK ET; | |
| 1098 | ctxt->cont rolFd = IN VALID_SOCK ET; | |
| 1099 | return(res ); | |
| 1100 | } | |
| 1101 | res = xmlNanoF TPGetRespo nse(ctxt); | |
| 1102 | if ( res == 2) { | |
| 1103 | /* we assu me it work ed :-\ 1 i s error fo r SITE com mand */ | |
| 1104 | proxyType = 1; | |
| 1105 | break; | |
| 1106 | } | |
| 1107 | if ( proxyType == 1) { | |
| 1108 | closesocke t(ctxt->co ntrolFd); ctxt->cont rolFd = IN VALID_SOCK ET; | |
| 1109 | ctxt->cont rolFd = IN VALID_SOCK ET; | |
| 1110 | return(-1) ; | |
| 1111 | } | |
| 1112 | case 2: | |
| 1113 | /* U SER user@h ost comman d */ | |
| 1114 | if ( ctxt->user == NULL) | |
| 1115 | snprintf(b uf, sizeof (buf), "US ER anonymo us@%s\r\n" , | |
| 1116 | ctxt- >hostname) ; | |
| 1117 | else | |
| 1118 | snprintf(b uf, sizeof (buf), "US ER %s@%s\r \n", | |
| 1119 | ctxt- >user, ctx t->hostnam e); | |
| 1120 | buf[ sizeof(buf ) - 1] = 0 ; | |
| 1121 | len = strlen(b uf); | |
| 1122 | #ifdef DEB UG_FTP | |
| 1123 | xmlG enericErro r(xmlGener icErrorCon text, "%s" , buf); | |
| 1124 | #endif | |
| 1125 | res = send(ctx t->control Fd, buf, l en, 0); | |
| 1126 | if ( res < 0) { | |
| 1127 | __xmlIOErr (XML_FROM_ FTP, 0, "s end failed "); | |
| 1128 | closesocke t(ctxt->co ntrolFd); ctxt->cont rolFd = IN VALID_SOCK ET; | |
| 1129 | ctxt->cont rolFd = IN VALID_SOCK ET; | |
| 1130 | return(res ); | |
| 1131 | } | |
| 1132 | res = xmlNanoF TPGetRespo nse(ctxt); | |
| 1133 | if ( (res == 1) || (res = = 2)) { | |
| 1134 | /* we assu me it work ed :-\ */ | |
| 1135 | proxyType = 2; | |
| 1136 | return(0); | |
| 1137 | } | |
| 1138 | if ( ctxt->pass wd == NULL ) | |
| 1139 | snprintf(b uf, sizeof (buf), "PA SS anonymo us@\r\n"); | |
| 1140 | else | |
| 1141 | snprintf(b uf, sizeof (buf), "PA SS %s\r\n" , ctxt->pa sswd); | |
| 1142 | buf[ sizeof(buf ) - 1] = 0 ; | |
| 1143 | len = strlen(b uf); | |
| 1144 | #ifdef DEB UG_FTP | |
| 1145 | xmlG enericErro r(xmlGener icErrorCon text, "%s" , buf); | |
| 1146 | #endif | |
| 1147 | res = send(ctx t->control Fd, buf, l en, 0); | |
| 1148 | if ( res < 0) { | |
| 1149 | __xmlIOErr (XML_FROM_ FTP, 0, "s end failed "); | |
| 1150 | closesocke t(ctxt->co ntrolFd); ctxt->cont rolFd = IN VALID_SOCK ET; | |
| 1151 | ctxt->cont rolFd = IN VALID_SOCK ET; | |
| 1152 | return(res ); | |
| 1153 | } | |
| 1154 | res = xmlNanoF TPGetRespo nse(ctxt); | |
| 1155 | if ( (res == 1) || (res = = 2)) { | |
| 1156 | /* we assu me it work ed :-\ */ | |
| 1157 | proxyType = 2; | |
| 1158 | return(0); | |
| 1159 | } | |
| 1160 | if ( proxyType == 2) { | |
| 1161 | closesocke t(ctxt->co ntrolFd); ctxt->cont rolFd = IN VALID_SOCK ET; | |
| 1162 | ctxt->cont rolFd = IN VALID_SOCK ET; | |
| 1163 | return(-1) ; | |
| 1164 | } | |
| 1165 | case 3: | |
| 1166 | /* | |
| 1167 | * I f you need support f or other P roxy authe ntication scheme | |
| 1168 | * s end the co de or at l east the s equence in use. | |
| 1169 | */ | |
| 1170 | default: | |
| 1171 | clos esocket(ct xt->contro lFd); ctxt ->controlF d = INVALI D_SOCKET; | |
| 1172 | ctxt ->controlF d = INVALI D_SOCKET; | |
| 1173 | retu rn(-1); | |
| 1174 | } | |
| 1175 | } | |
| 1176 | /* | |
| 1177 | * Non -proxy han dling. | |
| 1178 | */ | |
| 1179 | res = xmlNanoFTP SendUser(c txt); | |
| 1180 | if (re s < 0) { | |
| 1181 | cl osesocket( ctxt->cont rolFd); ct xt->contro lFd = INVA LID_SOCKET ; | |
| 1182 | ct xt->contro lFd = INVA LID_SOCKET ; | |
| 1183 | re turn(-1); | |
| 1184 | } | |
| 1185 | res = xmlNanoFTP GetRespons e(ctxt); | |
| 1186 | switch (res) { | |
| 1187 | ca se 2: | |
| 1188 | return(0 ); | |
| 1189 | ca se 3: | |
| 1190 | break; | |
| 1191 | ca se 1: | |
| 1192 | ca se 4: | |
| 1193 | ca se 5: | |
| 1194 | ca se -1: | |
| 1195 | de fault: | |
| 1196 | closesoc ket(ctxt-> controlFd) ; ctxt->co ntrolFd = INVALID_SO CKET; | |
| 1197 | ctxt->co ntrolFd = INVALID_SO CKET; | |
| 1198 | return(- 1); | |
| 1199 | } | |
| 1200 | res = xmlNanoFTP SendPasswd (ctxt); | |
| 1201 | if (re s < 0) { | |
| 1202 | cl osesocket( ctxt->cont rolFd); ct xt->contro lFd = INVA LID_SOCKET ; | |
| 1203 | ct xt->contro lFd = INVA LID_SOCKET ; | |
| 1204 | re turn(-1); | |
| 1205 | } | |
| 1206 | res = xmlNanoFTP GetRespons e(ctxt); | |
| 1207 | switch (res) { | |
| 1208 | ca se 2: | |
| 1209 | break; | |
| 1210 | ca se 3: | |
| 1211 | __xmlIOE rr(XML_FRO M_FTP, XML _FTP_ACCNT , | |
| 1212 | "FTP se rver askin g for ACCN T on anony mous\n"); | |
| 1213 | ca se 1: | |
| 1214 | ca se 4: | |
| 1215 | ca se 5: | |
| 1216 | ca se -1: | |
| 1217 | de fault: | |
| 1218 | closesoc ket(ctxt-> controlFd) ; ctxt->co ntrolFd = INVALID_SO CKET; | |
| 1219 | ctxt->co ntrolFd = INVALID_SO CKET; | |
| 1220 | return(- 1); | |
| 1221 | } | |
| 1222 | ||
| 1223 | return (0); | |
| 1224 | } | |
| 1225 | ||
| 1226 | /** | |
| 1227 | * xmlNano FTPConnect To: | |
| 1228 | * @server : an FTP server nam e | |
| 1229 | * @port: the port (use 21 if 0) | |
| 1230 | * | |
| 1231 | * Tries t o open a c ontrol con nection to the given server/po rt | |
| 1232 | * | |
| 1233 | * Returns an fTP co ntext or N ULL if it failed | |
| 1234 | */ | |
| 1235 | ||
| 1236 | void* | |
| 1237 | xmlNanoFTP ConnectTo( const char *server, int port) { | |
| 1238 | xmlNan oFTPCtxtPt r ctxt; | |
| 1239 | int re s; | |
| 1240 | ||
| 1241 | xmlNan oFTPInit() ; | |
| 1242 | if (se rver == NU LL) | |
| 1243 | re turn(NULL) ; | |
| 1244 | if (po rt <= 0) | |
| 1245 | re turn(NULL) ; | |
| 1246 | ctxt = (xmlNanoF TPCtxtPtr) xmlNanoFT PNewCtxt(N ULL); | |
| 1247 | ctxt-> hostname = xmlMemStr dup(server ); | |
| 1248 | if (po rt != 0) | |
| 1249 | ct xt->port = port; | |
| 1250 | res = xmlNanoFTP Connect(ct xt); | |
| 1251 | if (re s < 0) { | |
| 1252 | xm lNanoFTPFr eeCtxt(ctx t); | |
| 1253 | re turn(NULL) ; | |
| 1254 | } | |
| 1255 | return (ctxt); | |
| 1256 | } | |
| 1257 | ||
| 1258 | /** | |
| 1259 | * xmlNano FTPCwd: | |
| 1260 | * @ctx: an FTP con text | |
| 1261 | * @direct ory: a di rectory on the serve r | |
| 1262 | * | |
| 1263 | * Tries t o change t he remote directory | |
| 1264 | * | |
| 1265 | * Returns -1 incase of error, 1 if CWD worked, 0 if it fail ed | |
| 1266 | */ | |
| 1267 | ||
| 1268 | int | |
| 1269 | xmlNanoFTP Cwd(void * ctx, const char *dir ectory) { | |
| 1270 | xmlNan oFTPCtxtPt r ctxt = ( xmlNanoFTP CtxtPtr) c tx; | |
| 1271 | char b uf[400]; | |
| 1272 | int le n; | |
| 1273 | int re s; | |
| 1274 | ||
| 1275 | if ((c txt == NUL L) || (ctx t->control Fd == INVA LID_SOCKET )) return( -1); | |
| 1276 | if (di rectory == NULL) ret urn 0; | |
| 1277 | ||
| 1278 | /* | |
| 1279 | * Exp ected resp onse code for CWD: | |
| 1280 | * | |
| 1281 | * CWD | |
| 1282 | * 250 | |
| 1283 | * 500, 501, 502, 421, 530, 550 | |
| 1284 | */ | |
| 1285 | snprin tf(buf, si zeof(buf), "CWD %s\r \n", direc tory); | |
| 1286 | buf[si zeof(buf) - 1] = 0; | |
| 1287 | len = strlen(buf ); | |
| 1288 | #ifdef DEB UG_FTP | |
| 1289 | xmlGen ericError( xmlGeneric ErrorConte xt, "%s", buf); | |
| 1290 | #endif | |
| 1291 | res = send(ctxt- >controlFd , buf, len , 0); | |
| 1292 | if (re s < 0) { | |
| 1293 | __ xmlIOErr(X ML_FROM_FT P, 0, "sen d failed") ; | |
| 1294 | re turn(res); | |
| 1295 | } | |
| 1296 | res = xmlNanoFTP GetRespons e(ctxt); | |
| 1297 | if (re s == 4) { | |
| 1298 | re turn(-1); | |
| 1299 | } | |
| 1300 | if (re s == 2) re turn(1); | |
| 1301 | if (re s == 5) { | |
| 1302 | re turn(0); | |
| 1303 | } | |
| 1304 | return (0); | |
| 1305 | } | |
| 1306 | ||
| 1307 | /** | |
| 1308 | * xmlNano FTPDele: | |
| 1309 | * @ctx: an FTP con text | |
| 1310 | * @file: a file or directory on the se rver | |
| 1311 | * | |
| 1312 | * Tries t o delete a n item (fi le or dire ctory) fro m server | |
| 1313 | * | |
| 1314 | * Returns -1 incase of error, 1 if DELE worked, 0 if it fai led | |
| 1315 | */ | |
| 1316 | ||
| 1317 | int | |
| 1318 | xmlNanoFTP Dele(void *ctx, cons t char *fi le) { | |
| 1319 | xmlNan oFTPCtxtPt r ctxt = ( xmlNanoFTP CtxtPtr) c tx; | |
| 1320 | char b uf[400]; | |
| 1321 | int le n; | |
| 1322 | int re s; | |
| 1323 | ||
| 1324 | if ((c txt == NUL L) || (ctx t->control Fd == INVA LID_SOCKET ) || (file == NULL)) return(-1 ); | |
| 1325 | if (fi le == NULL ) return ( 0); | |
| 1326 | ||
| 1327 | /* | |
| 1328 | * Exp ected resp onse code for DELE: | |
| 1329 | * | |
| 1330 | * DEL E | |
| 1331 | * 250 | |
| 1332 | * 450, 55 0 | |
| 1333 | * 500, 50 1, 502, 42 1, 530 | |
| 1334 | */ | |
| 1335 | ||
| 1336 | snprin tf(buf, si zeof(buf), "DELE %s\ r\n", file ); | |
| 1337 | buf[si zeof(buf) - 1] = 0; | |
| 1338 | len = strlen(buf ); | |
| 1339 | #ifdef DEB UG_FTP | |
| 1340 | xmlGen ericError( xmlGeneric ErrorConte xt, "%s", buf); | |
| 1341 | #endif | |
| 1342 | res = send(ctxt- >controlFd , buf, len , 0); | |
| 1343 | if (re s < 0) { | |
| 1344 | __ xmlIOErr(X ML_FROM_FT P, 0, "sen d failed") ; | |
| 1345 | re turn(res); | |
| 1346 | } | |
| 1347 | res = xmlNanoFTP GetRespons e(ctxt); | |
| 1348 | if (re s == 4) { | |
| 1349 | re turn(-1); | |
| 1350 | } | |
| 1351 | if (re s == 2) re turn(1); | |
| 1352 | if (re s == 5) { | |
| 1353 | re turn(0); | |
| 1354 | } | |
| 1355 | return (0); | |
| 1356 | } | |
| 1357 | /** | |
| 1358 | * xmlNano FTPGetConn ection: | |
| 1359 | * @ctx: an FTP con text | |
| 1360 | * | |
| 1361 | * Try to open a dat a connecti on to the server. Cu rrently on ly | |
| 1362 | * passive mode is s upported. | |
| 1363 | * | |
| 1364 | * Returns -1 incase of error, 0 otherwi se | |
| 1365 | */ | |
| 1366 | ||
| 1367 | SOCKET | |
| 1368 | xmlNanoFTP GetConnect ion(void * ctx) { | |
| 1369 | xmlNan oFTPCtxtPt r ctxt = ( xmlNanoFTP CtxtPtr) c tx; | |
| 1370 | char b uf[200], * cur; | |
| 1371 | int le n, i; | |
| 1372 | int re s; | |
| 1373 | unsign ed char ad [6], *adp, *portp; | |
| 1374 | unsign ed int tem p[6]; | |
| 1375 | #ifdef SUP PORT_IP6 | |
| 1376 | struct sockaddr_ storage da taAddr; | |
| 1377 | #else | |
| 1378 | struct sockaddr_ in dataAdd r; | |
| 1379 | #endif | |
| 1380 | XML_SO CKLEN_T da taAddrLen; | |
| 1381 | ||
| 1382 | if (ct xt == NULL ) return I NVALID_SOC KET; | |
| 1383 | ||
| 1384 | memset (&dataAdd r, 0, size of(dataAdd r)); | |
| 1385 | #ifdef SUP PORT_IP6 | |
| 1386 | if ((c txt->ftpAd dr).ss_fam ily == AF_ INET6) { | |
| 1387 | ct xt->dataFd = socket (AF_INET6, SOCK_STRE AM, IPPROT O_TCP); | |
| 1388 | (( struct soc kaddr_in6 *)&dataAdd r)->sin6_f amily = AF _INET6; | |
| 1389 | da taAddrLen = sizeof(s truct sock addr_in6); | |
| 1390 | } else | |
| 1391 | #endif | |
| 1392 | { | |
| 1393 | ct xt->dataFd = socket (AF_INET, SOCK_STREA M, IPPROTO _TCP); | |
| 1394 | (( struct soc kaddr_in * )&dataAddr )->sin_fam ily = AF_I NET; | |
| 1395 | da taAddrLen = sizeof ( struct soc kaddr_in); | |
| 1396 | } | |
| 1397 | ||
| 1398 | if (ct xt->dataFd == INVALI D_SOCKET) { | |
| 1399 | __ xmlIOErr(X ML_FROM_FT P, 0, "soc ket failed "); | |
| 1400 | re turn INVAL ID_SOCKET; | |
| 1401 | } | |
| 1402 | ||
| 1403 | if (ct xt->passiv e) { | |
| 1404 | #ifdef SUP PORT_IP6 | |
| 1405 | if ((ctxt->f tpAddr).ss _family == AF_INET6) | |
| 1406 | snprintf (buf, siz eof(buf), "EPSV\r\n" ); | |
| 1407 | el se | |
| 1408 | #endif | |
| 1409 | snprintf (buf, siz eof(buf), "PASV\r\n" ); | |
| 1410 | le n = strlen (buf); | |
| 1411 | #ifdef DEB UG_FTP | |
| 1412 | xm lGenericEr ror(xmlGen ericErrorC ontext, "% s", buf); | |
| 1413 | #endif | |
| 1414 | re s = send(c txt->contr olFd, buf, len, 0); | |
| 1415 | if (res < 0) { | |
| 1416 | __xmlIOE rr(XML_FRO M_FTP, 0, "send fail ed"); | |
| 1417 | closesoc ket(ctxt-> dataFd); c txt->dataF d = INVALI D_SOCKET; | |
| 1418 | return I NVALID_SOC KET; | |
| 1419 | } | |
| 1420 | re s = xmlNan oFTPReadRe sponse(ctx ); | |
| 1421 | if (res != 2 ) { | |
| 1422 | if (res == 5) { | |
| 1423 | clos esocket(ct xt->dataFd ); ctxt->d ataFd = IN VALID_SOCK ET; | |
| 1424 | retu rn INVALID _SOCKET; | |
| 1425 | } else { | |
| 1426 | /* | |
| 1427 | * r etry with an active connection | |
| 1428 | */ | |
| 1429 | clos esocket(ct xt->dataFd ); ctxt->d ataFd = IN VALID_SOCK ET; | |
| 1430 | ctxt ->passive = 0; | |
| 1431 | } | |
| 1432 | } | |
| 1433 | cu r = &ctxt- >controlBu f[ctxt->co ntrolBufAn swer]; | |
| 1434 | wh ile (((*cu r < '0') | | (*cur > '9')) && * cur != '\0 ') cur++; | |
| 1435 | #ifdef SUP PORT_IP6 | |
| 1436 | if ((ctxt->f tpAddr).ss _family == AF_INET6) { | |
| 1437 | if (ssca nf (cur, " %u", &temp [0]) != 1) { | |
| 1438 | __xm lIOErr(XML _FROM_FTP, XML_FTP_E PSV_ANSWER , | |
| 1439 | "Inval id answer to EPSV\n" ); | |
| 1440 | if ( ctxt->data Fd != INVA LID_SOCKET ) { | |
| 1441 | closesocke t (ctxt->d ataFd); ct xt->dataFd = INVALID _SOCKET; | |
| 1442 | } | |
| 1443 | retu rn INVALID _SOCKET; | |
| 1444 | } | |
| 1445 | memcpy ( &((struct sockaddr_i n6 *)&data Addr)->sin 6_addr, &( (struct so ckaddr_in6 *)&ctxt-> ftpAddr)-> sin6_addr, sizeof(st ruct in6_a ddr)); | |
| 1446 | ((struct sockaddr_ in6 *)&dat aAddr)->si n6_port = htons (tem p[0]); | |
| 1447 | } | |
| 1448 | el se | |
| 1449 | #endif | |
| 1450 | { | |
| 1451 | if (ssca nf (cur, " %u,%u,%u,% u,%u,%u", &temp[0], &temp[1], &temp[2], | |
| 1452 | &tem p[3], &tem p[4], &tem p[5]) != 6 ) { | |
| 1453 | __xm lIOErr(XML _FROM_FTP, XML_FTP_P ASV_ANSWER , | |
| 1454 | "Inval id answer to PASV\n" ); | |
| 1455 | if ( ctxt->data Fd != INVA LID_SOCKET ) { | |
| 1456 | closesocke t (ctxt->d ataFd); ct xt->dataFd = INVALID _SOCKET; | |
| 1457 | } | |
| 1458 | retu rn INVALID _SOCKET; | |
| 1459 | } | |
| 1460 | for (i=0 ; i<6; i++ ) ad[i] = (unsigned char) (tem p[i] & 0xf f); | |
| 1461 | memcpy ( &((struct sockaddr_i n *)&dataA ddr)->sin_ addr, &ad[ 0], 4); | |
| 1462 | memcpy ( &((struct sockaddr_i n *)&dataA ddr)->sin_ port, &ad[ 4], 2); | |
| 1463 | } | |
| 1464 | ||
| 1465 | if (connect( ctxt->data Fd, (struc t sockaddr *) &dataA ddr, dataA ddrLen) < 0) { | |
| 1466 | __xmlIOE rr(XML_FRO M_FTP, 0, "Failed to create a data conne ction"); | |
| 1467 | closesoc ket(ctxt-> dataFd); c txt->dataF d = INVALI D_SOCKET; | |
| 1468 | return I NVALID_SOC KET; | |
| 1469 | } | |
| 1470 | } else { | |
| 1471 | ge tsockname( ctxt->data Fd, (struc t sockaddr *) &dataA ddr, &data AddrLen); | |
| 1472 | #ifdef SUP PORT_IP6 | |
| 1473 | if ((ctxt->f tpAddr).ss _family == AF_INET6) | |
| 1474 | ((struct sockaddr_ in6 *)&dat aAddr)->si n6_port = 0; | |
| 1475 | el se | |
| 1476 | #endif | |
| 1477 | ((struct sockaddr_ in *)&data Addr)->sin _port = 0; | |
| 1478 | ||
| 1479 | if (bind(ctx t->dataFd, (struct s ockaddr *) &dataAddr , dataAddr Len) < 0) { | |
| 1480 | __xmlIOE rr(XML_FRO M_FTP, 0, "bind fail ed"); | |
| 1481 | closesoc ket(ctxt-> dataFd); c txt->dataF d = INVALI D_SOCKET; | |
| 1482 | return I NVALID_SOC KET; | |
| 1483 | } | |
| 1484 | ge tsockname( ctxt->data Fd, (struc t sockaddr *) &dataA ddr, &data AddrLen); | |
| 1485 | ||
| 1486 | if (listen(c txt->dataF d, 1) < 0) { | |
| 1487 | __xmlIOE rr(XML_FRO M_FTP, 0, "listen fa iled"); | |
| 1488 | closesoc ket(ctxt-> dataFd); c txt->dataF d = INVALI D_SOCKET; | |
| 1489 | return I NVALID_SOC KET; | |
| 1490 | } | |
| 1491 | #ifdef SUP PORT_IP6 | |
| 1492 | if ((ctxt->f tpAddr).ss _family == AF_INET6) { | |
| 1493 | char buf 6[INET6_AD DRSTRLEN]; | |
| 1494 | inet_nto p (AF_INET 6, &((stru ct sockadd r_in6 *)&d ataAddr)-> sin6_addr, | |
| 1495 | buf6, INET 6_ADDRSTRL EN); | |
| 1496 | adp = (u nsigned ch ar *) buf6 ; | |
| 1497 | portp = (unsigned char *) &( (struct so ckaddr_in6 *)&dataAd dr)->sin6_ port; | |
| 1498 | snprintf (buf, siz eof(buf), "EPRT |2|% s|%s|\r\n" , adp, por tp); | |
| 1499 | } else | |
| 1500 | #endif | |
| 1501 | { | |
| 1502 | adp = (u nsigned ch ar *) &((s truct sock addr_in *) &dataAddr) ->sin_addr ; | |
| 1503 | portp = (unsigned char *) &( (struct so ckaddr_in *)&dataAdd r)->sin_po rt; | |
| 1504 | snprintf (buf, siz eof(buf), "PORT %d,% d,%d,%d,%d ,%d\r\n", | |
| 1505 | adp[0] & 0xff, adp [1] & 0xff , adp[2] & 0xff, adp [3] & 0xff , | |
| 1506 | portp[0] & 0xff, p ortp[1] & 0xff); | |
| 1507 | } | |
| 1508 | ||
| 1509 | bu f[sizeof(b uf) - 1] = 0; | |
| 1510 | le n = strlen (buf); | |
| 1511 | #ifdef DEB UG_FTP | |
| 1512 | xm lGenericEr ror(xmlGen ericErrorC ontext, "% s", buf); | |
| 1513 | #endif | |
| 1514 | ||
| 1515 | re s = send(c txt->contr olFd, buf, len, 0); | |
| 1516 | if (res < 0) { | |
| 1517 | __xmlIOE rr(XML_FRO M_FTP, 0, "send fail ed"); | |
| 1518 | closesoc ket(ctxt-> dataFd); c txt->dataF d = INVALI D_SOCKET; | |
| 1519 | return I NVALID_SOC KET; | |
| 1520 | } | |
| 1521 | re s = xmlNan oFTPGetRes ponse(ctxt ); | |
| 1522 | if (res != 2 ) { | |
| 1523 | closesoc ket(ctxt-> dataFd); c txt->dataF d = INVALI D_SOCKET; | |
| 1524 | return I NVALID_SOC KET; | |
| 1525 | } | |
| 1526 | } | |
| 1527 | return (ctxt->dat aFd); | |
| 1528 | ||
| 1529 | } | |
| 1530 | ||
| 1531 | /** | |
| 1532 | * xmlNano FTPCloseCo nnection: | |
| 1533 | * @ctx: an FTP con text | |
| 1534 | * | |
| 1535 | * Close t he data co nnection f rom the se rver | |
| 1536 | * | |
| 1537 | * Returns -1 incase of error, 0 otherwi se | |
| 1538 | */ | |
| 1539 | ||
| 1540 | int | |
| 1541 | xmlNanoFTP CloseConne ction(void *ctx) { | |
| 1542 | xmlNan oFTPCtxtPt r ctxt = ( xmlNanoFTP CtxtPtr) c tx; | |
| 1543 | int re s; | |
| 1544 | fd_set rfd, efd; | |
| 1545 | struct timeval t v; | |
| 1546 | ||
| 1547 | if ((c txt == NUL L) || (ctx t->control Fd == INVA LID_SOCKET )) return( -1); | |
| 1548 | ||
| 1549 | closes ocket(ctxt ->dataFd); ctxt->dat aFd = INVA LID_SOCKET ; | |
| 1550 | tv.tv_ sec = 15; | |
| 1551 | tv.tv_ usec = 0; | |
| 1552 | FD_ZER O(&rfd); | |
| 1553 | FD_SET (ctxt->con trolFd, &r fd); | |
| 1554 | FD_ZER O(&efd); | |
| 1555 | FD_SET (ctxt->con trolFd, &e fd); | |
| 1556 | res = select(ctx t->control Fd + 1, &r fd, NULL, &efd, &tv) ; | |
| 1557 | if (re s < 0) { | |
| 1558 | #ifdef DEB UG_FTP | |
| 1559 | pe rror("sele ct"); | |
| 1560 | #endif | |
| 1561 | cl osesocket( ctxt->cont rolFd); ct xt->contro lFd = INVA LID_SOCKET ; | |
| 1562 | re turn(-1); | |
| 1563 | } | |
| 1564 | if (re s == 0) { | |
| 1565 | #ifdef DEB UG_FTP | |
| 1566 | xm lGenericEr ror(xmlGen ericErrorC ontext, | |
| 1567 | "xml NanoFTPClo seConnecti on: timeou t\n"); | |
| 1568 | #endif | |
| 1569 | cl osesocket( ctxt->cont rolFd); ct xt->contro lFd = INVA LID_SOCKET ; | |
| 1570 | } else { | |
| 1571 | re s = xmlNan oFTPGetRes ponse(ctxt ); | |
| 1572 | if (res != 2 ) { | |
| 1573 | closesoc ket(ctxt-> controlFd) ; ctxt->co ntrolFd = INVALID_SO CKET; | |
| 1574 | return(- 1); | |
| 1575 | } | |
| 1576 | } | |
| 1577 | return (0); | |
| 1578 | } | |
| 1579 | ||
| 1580 | /** | |
| 1581 | * xmlNano FTPParseLi st: | |
| 1582 | * @list: some data listing r eceived fr om the ser ver | |
| 1583 | * @callba ck: the u ser callba ck | |
| 1584 | * @userDa ta: the u ser callba ck data | |
| 1585 | * | |
| 1586 | * Parse a t most one entry fro m the list ing. | |
| 1587 | * | |
| 1588 | * Returns -1 incase of error, the lengt h of data parsed oth erwise | |
| 1589 | */ | |
| 1590 | ||
| 1591 | static int | |
| 1592 | xmlNanoFTP ParseList( const char *list, ft pListCallb ack callba ck, void * userData) { | |
| 1593 | const char *cur = list; | |
| 1594 | char f ilename[15 1]; | |
| 1595 | char a ttrib[11]; | |
| 1596 | char o wner[11]; | |
| 1597 | char g roup[11]; | |
| 1598 | char m onth[4]; | |
| 1599 | int ye ar = 0; | |
| 1600 | int mi nute = 0; | |
| 1601 | int ho ur = 0; | |
| 1602 | int da y = 0; | |
| 1603 | unsign ed long si ze = 0; | |
| 1604 | int li nks = 0; | |
| 1605 | int i; | |
| 1606 | ||
| 1607 | if (!s trncmp(cur , "total", 5)) { | |
| 1608 | cu r += 5; | |
| 1609 | wh ile (*cur == ' ') cu r++; | |
| 1610 | wh ile ((*cur >= '0') & & (*cur <= '9')) | |
| 1611 | links = (links * 1 0) + (*cur ++ - '0'); | |
| 1612 | wh ile ((*cur == ' ') | | (*cur == '\n') || (*cur == '\r')) | |
| 1613 | cur++; | |
| 1614 | re turn(cur - list); | |
| 1615 | } else if (*list == '+') { | |
| 1616 | re turn(0); | |
| 1617 | } else { | |
| 1618 | wh ile ((*cur == ' ') | | (*cur == '\n') || (*cur == '\r')) | |
| 1619 | cur++; | |
| 1620 | if (*cur == 0) return( 0); | |
| 1621 | i = 0; | |
| 1622 | wh ile (*cur != ' ') { | |
| 1623 | if (i < 10) | |
| 1624 | attr ib[i++] = *cur; | |
| 1625 | cur++; | |
| 1626 | if (*cur == 0) ret urn(0); | |
| 1627 | } | |
| 1628 | at trib[10] = 0; | |
| 1629 | wh ile (*cur == ' ') cu r++; | |
| 1630 | if (*cur == 0) return( 0); | |
| 1631 | wh ile ((*cur >= '0') & & (*cur <= '9')) | |
| 1632 | links = (links * 1 0) + (*cur ++ - '0'); | |
| 1633 | wh ile (*cur == ' ') cu r++; | |
| 1634 | if (*cur == 0) return( 0); | |
| 1635 | i = 0; | |
| 1636 | wh ile (*cur != ' ') { | |
| 1637 | if (i < 10) | |
| 1638 | owne r[i++] = * cur; | |
| 1639 | cur++; | |
| 1640 | if (*cur == 0) ret urn(0); | |
| 1641 | } | |
| 1642 | ow ner[i] = 0 ; | |
| 1643 | wh ile (*cur == ' ') cu r++; | |
| 1644 | if (*cur == 0) return( 0); | |
| 1645 | i = 0; | |
| 1646 | wh ile (*cur != ' ') { | |
| 1647 | if (i < 10) | |
| 1648 | grou p[i++] = * cur; | |
| 1649 | cur++; | |
| 1650 | if (*cur == 0) ret urn(0); | |
| 1651 | } | |
| 1652 | gr oup[i] = 0 ; | |
| 1653 | wh ile (*cur == ' ') cu r++; | |
| 1654 | if (*cur == 0) return( 0); | |
| 1655 | wh ile ((*cur >= '0') & & (*cur <= '9')) | |
| 1656 | size = ( size * 10) + (*cur++ - '0'); | |
| 1657 | wh ile (*cur == ' ') cu r++; | |
| 1658 | if (*cur == 0) return( 0); | |
| 1659 | i = 0; | |
| 1660 | wh ile (*cur != ' ') { | |
| 1661 | if (i < 3) | |
| 1662 | mont h[i++] = * cur; | |
| 1663 | cur++; | |
| 1664 | if (*cur == 0) ret urn(0); | |
| 1665 | } | |
| 1666 | mo nth[i] = 0 ; | |
| 1667 | wh ile (*cur == ' ') cu r++; | |
| 1668 | if (*cur == 0) return( 0); | |
| 1669 | wh ile ((*cur >= '0') & & (*cur <= '9')) | |
| 1670 | day = (d ay * 10) + (*cur++ - '0'); | |
| 1671 | wh ile (*cur == ' ') cu r++; | |
| 1672 | if (*cur == 0) return( 0); | |
| 1673 | if ((cur[1] == 0) || ( cur[2] == 0)) return (0); | |
| 1674 | if ((cur[1] == ':') || (cur[2] = = ':')) { | |
| 1675 | while (( *cur >= '0 ') && (*cu r <= '9')) | |
| 1676 | hour = (hour * 10) + (*c ur++ - '0' ); | |
| 1677 | if (*cur == ':') c ur++; | |
| 1678 | while (( *cur >= '0 ') && (*cu r <= '9')) | |
| 1679 | minu te = (minu te * 10) + (*cur++ - '0'); | |
| 1680 | } else { | |
| 1681 | while (( *cur >= '0 ') && (*cu r <= '9')) | |
| 1682 | year = (year * 10) + (*c ur++ - '0' ); | |
| 1683 | } | |
| 1684 | wh ile (*cur == ' ') cu r++; | |
| 1685 | if (*cur == 0) return( 0); | |
| 1686 | i = 0; | |
| 1687 | wh ile ((*cur != '\n') && (*cur != '\r')) { | |
| 1688 | if (i < 150) | |
| 1689 | file name[i++] = *cur; | |
| 1690 | cur++; | |
| 1691 | if (*cur == 0) ret urn(0); | |
| 1692 | } | |
| 1693 | fi lename[i] = 0; | |
| 1694 | if ((*cur != '\n') && (*cur != ' \r')) | |
| 1695 | return(0 ); | |
| 1696 | wh ile ((*cur == '\n') || (*cur == '\r')) | |
| 1697 | cur++; | |
| 1698 | } | |
| 1699 | if (ca llback != NULL) { | |
| 1700 | ca llback(use rData, fil ename, att rib, owner , group, s ize, links , | |
| 1701 | yea r, month, day, hour, minute); | |
| 1702 | } | |
| 1703 | return (cur - lis t); | |
| 1704 | } | |
| 1705 | ||
| 1706 | /** | |
| 1707 | * xmlNano FTPList: | |
| 1708 | * @ctx: an FTP con text | |
| 1709 | * @callba ck: the u ser callba ck | |
| 1710 | * @userDa ta: the u ser callba ck data | |
| 1711 | * @filena me: optio nal files to list | |
| 1712 | * | |
| 1713 | * Do a li sting on t he server. All files info are passed bac k | |
| 1714 | * in the callbacks. | |
| 1715 | * | |
| 1716 | * Returns -1 incase of error, 0 otherwi se | |
| 1717 | */ | |
| 1718 | ||
| 1719 | int | |
| 1720 | xmlNanoFTP List(void *ctx, ftpL istCallbac k callback , void *us erData, | |
| 1721 | const char *fil ename) { | |
| 1722 | xmlNan oFTPCtxtPt r ctxt = ( xmlNanoFTP CtxtPtr) c tx; | |
| 1723 | char b uf[4096 + 1]; | |
| 1724 | int le n, res; | |
| 1725 | int in dx = 0, ba se; | |
| 1726 | fd_set rfd, efd; | |
| 1727 | struct timeval t v; | |
| 1728 | ||
| 1729 | if (ct xt == NULL ) return ( -1); | |
| 1730 | if (fi lename == NULL) { | |
| 1731 | if (xmlNanoF TPCwd(ctxt , ctxt->pa th) < 1) | |
| 1732 | return(- 1); | |
| 1733 | ct xt->dataFd = xmlNano FTPGetConn ection(ctx t); | |
| 1734 | if (ctxt->da taFd == IN VALID_SOCK ET) | |
| 1735 | return(- 1); | |
| 1736 | sn printf(buf , sizeof(b uf), "LIST -L\r\n"); | |
| 1737 | } else { | |
| 1738 | if (filename [0] != '/' ) { | |
| 1739 | if (xmlN anoFTPCwd( ctxt, ctxt ->path) < 1) | |
| 1740 | retu rn(-1); | |
| 1741 | } | |
| 1742 | ct xt->dataFd = xmlNano FTPGetConn ection(ctx t); | |
| 1743 | if (ctxt->da taFd == IN VALID_SOCK ET) | |
| 1744 | return(- 1); | |
| 1745 | sn printf(buf , sizeof(b uf), "LIST -L %s\r\n ", filenam e); | |
| 1746 | } | |
| 1747 | buf[si zeof(buf) - 1] = 0; | |
| 1748 | len = strlen(buf ); | |
| 1749 | #ifdef DEB UG_FTP | |
| 1750 | xmlGen ericError( xmlGeneric ErrorConte xt, "%s", buf); | |
| 1751 | #endif | |
| 1752 | res = send(ctxt- >controlFd , buf, len , 0); | |
| 1753 | if (re s < 0) { | |
| 1754 | __ xmlIOErr(X ML_FROM_FT P, 0, "sen d failed") ; | |
| 1755 | cl osesocket( ctxt->data Fd); ctxt- >dataFd = INVALID_SO CKET; | |
| 1756 | re turn(res); | |
| 1757 | } | |
| 1758 | res = xmlNanoFTP ReadRespon se(ctxt); | |
| 1759 | if (re s != 1) { | |
| 1760 | cl osesocket( ctxt->data Fd); ctxt- >dataFd = INVALID_SO CKET; | |
| 1761 | re turn(-res) ; | |
| 1762 | } | |
| 1763 | ||
| 1764 | do { | |
| 1765 | tv .tv_sec = 1; | |
| 1766 | tv .tv_usec = 0; | |
| 1767 | FD _ZERO(&rfd ); | |
| 1768 | FD _SET(ctxt- >dataFd, & rfd); | |
| 1769 | FD _ZERO(&efd ); | |
| 1770 | FD _SET(ctxt- >dataFd, & efd); | |
| 1771 | re s = select (ctxt->dat aFd + 1, & rfd, NULL, &efd, &tv ); | |
| 1772 | if (res < 0) { | |
| 1773 | #ifdef DEB UG_FTP | |
| 1774 | perror(" select"); | |
| 1775 | #endif | |
| 1776 | closesoc ket(ctxt-> dataFd); c txt->dataF d = INVALI D_SOCKET; | |
| 1777 | return(- 1); | |
| 1778 | } | |
| 1779 | if (res == 0 ) { | |
| 1780 | res = xm lNanoFTPCh eckRespons e(ctxt); | |
| 1781 | if (res < 0) { | |
| 1782 | clos esocket(ct xt->dataFd ); ctxt->d ataFd = IN VALID_SOCK ET; | |
| 1783 | ctxt ->dataFd = INVALID_S OCKET; | |
| 1784 | retu rn(-1); | |
| 1785 | } | |
| 1786 | if (res == 2) { | |
| 1787 | clos esocket(ct xt->dataFd ); ctxt->d ataFd = IN VALID_SOCK ET; | |
| 1788 | retu rn(0); | |
| 1789 | } | |
| 1790 | ||
| 1791 | continue ; | |
| 1792 | } | |
| 1793 | ||
| 1794 | if ((len = r ecv(ctxt-> dataFd, &b uf[indx], sizeof(buf ) - (indx + 1), 0)) < 0) { | |
| 1795 | __xmlIOE rr(XML_FRO M_FTP, 0, "recv"); | |
| 1796 | closesoc ket(ctxt-> dataFd); c txt->dataF d = INVALI D_SOCKET; | |
| 1797 | ctxt->da taFd = INV ALID_SOCKE T; | |
| 1798 | return(- 1); | |
| 1799 | } | |
| 1800 | #ifdef DEB UG_FTP | |
| 1801 | wr ite(1, &bu f[indx], l en); | |
| 1802 | #endif | |
| 1803 | in dx += len; | |
| 1804 | bu f[indx] = 0; | |
| 1805 | ba se = 0; | |
| 1806 | do { | |
| 1807 | res = xm lNanoFTPPa rseList(&b uf[base], callback, userData); | |
| 1808 | base += res; | |
| 1809 | } while (res > 0); | |
| 1810 | ||
| 1811 | me mmove(&buf [0], &buf[ base], ind x - base); | |
| 1812 | in dx -= base ; | |
| 1813 | } whil e (len != 0); | |
| 1814 | xmlNan oFTPCloseC onnection( ctxt); | |
| 1815 | return (0); | |
| 1816 | } | |
| 1817 | ||
| 1818 | /** | |
| 1819 | * xmlNano FTPGetSock et: | |
| 1820 | * @ctx: an FTP con text | |
| 1821 | * @filena me: the f ile to ret rieve (or NULL if pa th is in c ontext). | |
| 1822 | * | |
| 1823 | * Initiat e fetch of the given file from the serve r. | |
| 1824 | * | |
| 1825 | * Returns the socke t for the data conne ction, or <0 in case of error | |
| 1826 | */ | |
| 1827 | ||
| 1828 | ||
| 1829 | SOCKET | |
| 1830 | xmlNanoFTP GetSocket( void *ctx, const cha r *filenam e) { | |
| 1831 | xmlNan oFTPCtxtPt r ctxt = ( xmlNanoFTP CtxtPtr) c tx; | |
| 1832 | char b uf[300]; | |
| 1833 | int re s, len; | |
| 1834 | if (ct x == NULL) | |
| 1835 | re turn INVAL ID_SOCKET; | |
| 1836 | if ((f ilename == NULL) && (ctxt->pat h == NULL) ) | |
| 1837 | re turn INVAL ID_SOCKET; | |
| 1838 | ctxt-> dataFd = x mlNanoFTPG etConnecti on(ctxt); | |
| 1839 | if (ct xt->dataFd == INVALI D_SOCKET) | |
| 1840 | re turn INVAL ID_SOCKET; | |
| 1841 | ||
| 1842 | snprin tf(buf, si zeof(buf), "TYPE I\r \n"); | |
| 1843 | len = strlen(buf ); | |
| 1844 | #ifdef DEB UG_FTP | |
| 1845 | xmlGen ericError( xmlGeneric ErrorConte xt, "%s", buf); | |
| 1846 | #endif | |
| 1847 | res = send(ctxt- >controlFd , buf, len , 0); | |
| 1848 | if (re s < 0) { | |
| 1849 | __ xmlIOErr(X ML_FROM_FT P, 0, "sen d failed") ; | |
| 1850 | cl osesocket( ctxt->data Fd); ctxt- >dataFd = INVALID_SO CKET; | |
| 1851 | re turn INVAL ID_SOCKET; | |
| 1852 | } | |
| 1853 | res = xmlNanoFTP ReadRespon se(ctxt); | |
| 1854 | if (re s != 2) { | |
| 1855 | cl osesocket( ctxt->data Fd); ctxt- >dataFd = INVALID_SO CKET; | |
| 1856 | re turn INVAL ID_SOCKET; | |
| 1857 | } | |
| 1858 | if (fi lename == NULL) | |
| 1859 | sn printf(buf , sizeof(b uf), "RETR %s\r\n", ctxt->path ); | |
| 1860 | else | |
| 1861 | sn printf(buf , sizeof(b uf), "RETR %s\r\n", filename); | |
| 1862 | buf[si zeof(buf) - 1] = 0; | |
| 1863 | len = strlen(buf ); | |
| 1864 | #ifdef DEB UG_FTP | |
| 1865 | xmlGen ericError( xmlGeneric ErrorConte xt, "%s", buf); | |
| 1866 | #endif | |
| 1867 | res = send(ctxt- >controlFd , buf, len , 0); | |
| 1868 | if (re s < 0) { | |
| 1869 | __ xmlIOErr(X ML_FROM_FT P, 0, "sen d failed") ; | |
| 1870 | cl osesocket( ctxt->data Fd); ctxt- >dataFd = INVALID_SO CKET; | |
| 1871 | re turn INVAL ID_SOCKET; | |
| 1872 | } | |
| 1873 | res = xmlNanoFTP ReadRespon se(ctxt); | |
| 1874 | if (re s != 1) { | |
| 1875 | cl osesocket( ctxt->data Fd); ctxt- >dataFd = INVALID_SO CKET; | |
| 1876 | re turn INVAL ID_SOCKET; | |
| 1877 | } | |
| 1878 | return (ctxt->dat aFd); | |
| 1879 | } | |
| 1880 | ||
| 1881 | /** | |
| 1882 | * xmlNano FTPGet: | |
| 1883 | * @ctx: an FTP con text | |
| 1884 | * @callba ck: the u ser callba ck | |
| 1885 | * @userDa ta: the u ser callba ck data | |
| 1886 | * @filena me: the f ile to ret rieve | |
| 1887 | * | |
| 1888 | * Fetch t he given f ile from t he server. All data are passed back | |
| 1889 | * in the callbacks. The last callback h as a size of 0 block . | |
| 1890 | * | |
| 1891 | * Returns -1 incase of error, 0 otherwi se | |
| 1892 | */ | |
| 1893 | ||
| 1894 | int | |
| 1895 | xmlNanoFTP Get(void * ctx, ftpDa taCallback callback, void *use rData, | |
| 1896 | const char *file name) { | |
| 1897 | xmlNan oFTPCtxtPt r ctxt = ( xmlNanoFTP CtxtPtr) c tx; | |
| 1898 | char b uf[4096]; | |
| 1899 | int le n = 0, res ; | |
| 1900 | fd_set rfd; | |
| 1901 | struct timeval t v; | |
| 1902 | ||
| 1903 | if (ct xt == NULL ) return(- 1); | |
| 1904 | if ((f ilename == NULL) && (ctxt->pat h == NULL) ) | |
| 1905 | re turn(-1); | |
| 1906 | if (ca llback == NULL) | |
| 1907 | re turn(-1); | |
| 1908 | if (xm lNanoFTPGe tSocket(ct xt, filena me) == INV ALID_SOCKE T) | |
| 1909 | re turn(-1); | |
| 1910 | ||
| 1911 | do { | |
| 1912 | tv .tv_sec = 1; | |
| 1913 | tv .tv_usec = 0; | |
| 1914 | FD _ZERO(&rfd ); | |
| 1915 | FD _SET(ctxt- >dataFd, & rfd); | |
| 1916 | re s = select (ctxt->dat aFd + 1, & rfd, NULL, NULL, &tv ); | |
| 1917 | if (res < 0) { | |
| 1918 | #ifdef DEB UG_FTP | |
| 1919 | perror(" select"); | |
| 1920 | #endif | |
| 1921 | closesoc ket(ctxt-> dataFd); c txt->dataF d = INVALI D_SOCKET; | |
| 1922 | return(- 1); | |
| 1923 | } | |
| 1924 | if (res == 0 ) { | |
| 1925 | res = xm lNanoFTPCh eckRespons e(ctxt); | |
| 1926 | if (res < 0) { | |
| 1927 | clos esocket(ct xt->dataFd ); ctxt->d ataFd = IN VALID_SOCK ET; | |
| 1928 | ctxt ->dataFd = INVALID_S OCKET; | |
| 1929 | retu rn(-1); | |
| 1930 | } | |
| 1931 | if (res == 2) { | |
| 1932 | clos esocket(ct xt->dataFd ); ctxt->d ataFd = IN VALID_SOCK ET; | |
| 1933 | retu rn(0); | |
| 1934 | } | |
| 1935 | ||
| 1936 | continue ; | |
| 1937 | } | |
| 1938 | if ((len = r ecv(ctxt-> dataFd, bu f, sizeof( buf), 0)) < 0) { | |
| 1939 | __xmlIOE rr(XML_FRO M_FTP, 0, "recv fail ed"); | |
| 1940 | callback (userData, buf, len) ; | |
| 1941 | closesoc ket(ctxt-> dataFd); c txt->dataF d = INVALI D_SOCKET; | |
| 1942 | return(- 1); | |
| 1943 | } | |
| 1944 | ca llback(use rData, buf , len); | |
| 1945 | } whil e (len != 0); | |
| 1946 | ||
| 1947 | return (xmlNanoFT PCloseConn ection(ctx t)); | |
| 1948 | } | |
| 1949 | ||
| 1950 | /** | |
| 1951 | * xmlNano FTPRead: | |
| 1952 | * @ctx: the FTP co ntext | |
| 1953 | * @dest: a buffer | |
| 1954 | * @len: the buffer length | |
| 1955 | * | |
| 1956 | * This fu nction tri es to read @len byte s from the existing FTP connec tion | |
| 1957 | * and sav es them in @dest. Th is is a bl ocking cal l. | |
| 1958 | * | |
| 1959 | * Returns the numbe r of byte read. 0 is an indica tion of an end of co nnection. | |
| 1960 | * -1 indica tes a para meter erro r. | |
| 1961 | */ | |
| 1962 | int | |
| 1963 | xmlNanoFTP Read(void *ctx, void *dest, in t len) { | |
| 1964 | xmlNan oFTPCtxtPt r ctxt = ( xmlNanoFTP CtxtPtr) c tx; | |
| 1965 | ||
| 1966 | if (ct x == NULL) return(-1 ); | |
| 1967 | if (ct xt->dataFd == INVALI D_SOCKET) return(0); | |
| 1968 | if (de st == NULL ) return(- 1); | |
| 1969 | if (le n <= 0) re turn(0); | |
| 1970 | ||
| 1971 | len = recv(ctxt- >dataFd, d est, len, 0); | |
| 1972 | if (le n <= 0) { | |
| 1973 | if (len < 0) | |
| 1974 | __xmlIOE rr(XML_FRO M_FTP, 0, "recv fail ed"); | |
| 1975 | xm lNanoFTPCl oseConnect ion(ctxt); | |
| 1976 | } | |
| 1977 | #ifdef DEB UG_FTP | |
| 1978 | xmlGen ericError( xmlGeneric ErrorConte xt, "Recvd %d bytes\ n", len); | |
| 1979 | #endif | |
| 1980 | return (len); | |
| 1981 | } | |
| 1982 | ||
| 1983 | /** | |
| 1984 | * xmlNano FTPOpen: | |
| 1985 | * @URL: t he URL to the resour ce | |
| 1986 | * | |
| 1987 | * Start t o fetch th e given ft p:// resou rce | |
| 1988 | * | |
| 1989 | * Returns an FTP co ntext, or NULL | |
| 1990 | */ | |
| 1991 | ||
| 1992 | void* | |
| 1993 | xmlNanoFTP Open(const char *URL ) { | |
| 1994 | xmlNan oFTPCtxtPt r ctxt; | |
| 1995 | SOCKET sock; | |
| 1996 | ||
| 1997 | xmlNan oFTPInit() ; | |
| 1998 | if (UR L == NULL) return(NU LL); | |
| 1999 | if (st rncmp("ftp ://", URL, 6)) retur n(NULL); | |
| 2000 | ||
| 2001 | ctxt = (xmlNanoF TPCtxtPtr) xmlNanoFT PNewCtxt(U RL); | |
| 2002 | if (ct xt == NULL ) return(N ULL); | |
| 2003 | if (xm lNanoFTPCo nnect(ctxt ) < 0) { | |
| 2004 | xm lNanoFTPFr eeCtxt(ctx t); | |
| 2005 | re turn(NULL) ; | |
| 2006 | } | |
| 2007 | sock = xmlNanoFT PGetSocket (ctxt, ctx t->path); | |
| 2008 | if (so ck == INVA LID_SOCKET ) { | |
| 2009 | xm lNanoFTPFr eeCtxt(ctx t); | |
| 2010 | re turn(NULL) ; | |
| 2011 | } | |
| 2012 | return (ctxt); | |
| 2013 | } | |
| 2014 | ||
| 2015 | /** | |
| 2016 | * xmlNano FTPClose: | |
| 2017 | * @ctx: a n FTP cont ext | |
| 2018 | * | |
| 2019 | * Close t he connect ion and bo th control and trans port | |
| 2020 | * | |
| 2021 | * Returns -1 incase of error, 0 otherwi se | |
| 2022 | */ | |
| 2023 | ||
| 2024 | int | |
| 2025 | xmlNanoFTP Close(void *ctx) { | |
| 2026 | xmlNan oFTPCtxtPt r ctxt = ( xmlNanoFTP CtxtPtr) c tx; | |
| 2027 | ||
| 2028 | if (ct xt == NULL ) | |
| 2029 | re turn(-1); | |
| 2030 | ||
| 2031 | if (ct xt->dataFd != INVALI D_SOCKET) { | |
| 2032 | cl osesocket( ctxt->data Fd); | |
| 2033 | ct xt->dataFd = INVALID _SOCKET; | |
| 2034 | } | |
| 2035 | if (ct xt->contro lFd != INV ALID_SOCKE T) { | |
| 2036 | xm lNanoFTPQu it(ctxt); | |
| 2037 | cl osesocket( ctxt->cont rolFd); | |
| 2038 | ct xt->contro lFd = INVA LID_SOCKET ; | |
| 2039 | } | |
| 2040 | xmlNan oFTPFreeCt xt(ctxt); | |
| 2041 | return (0); | |
| 2042 | } | |
| 2043 | ||
| 2044 | #ifdef STA NDALONE | |
| 2045 | /********* ********** ********** ********** ********** ********** ********** *** | |
| 2046 | * * | |
| 2047 | * Basic test in St andalone m ode * | |
| 2048 | * * | |
| 2049 | ********* ********** ********** ********** ********** ********** ********** ***/ | |
| 2050 | static | |
| 2051 | void ftpLi st(void *u serData, c onst char *filename, const cha r* attrib, | |
| 2052 | const c har *owner , const ch ar *group, unsigned long size, int links , | |
| 2053 | int yea r, const c har *month , int day, int hour, int minut e) { | |
| 2054 | xmlGen ericError( xmlGeneric ErrorConte xt, | |
| 2055 | "%s %s % s %ld %s\n ", attrib, owner, gr oup, size, filename) ; | |
| 2056 | } | |
| 2057 | static | |
| 2058 | void ftpDa ta(void *u serData, c onst char *data, int len) { | |
| 2059 | if (us erData == NULL) retu rn; | |
| 2060 | if (le n <= 0) { | |
| 2061 | fc lose((FILE *)userData ); | |
| 2062 | re turn; | |
| 2063 | } | |
| 2064 | fwrite (data, len , 1, (FILE *)userData ); | |
| 2065 | } | |
| 2066 | ||
| 2067 | int main(i nt argc, c har **argv ) { | |
| 2068 | void * ctxt; | |
| 2069 | FILE * output; | |
| 2070 | char * tstfile = NULL; | |
| 2071 | ||
| 2072 | xmlNan oFTPInit() ; | |
| 2073 | if (ar gc > 1) { | |
| 2074 | ct xt = xmlNa noFTPNewCt xt(argv[1] ); | |
| 2075 | if (xmlNanoF TPConnect( ctxt) < 0) { | |
| 2076 | xmlGener icError(xm lGenericEr rorContext , | |
| 2077 | "Couldn't connect to %s\n", ar gv[1]); | |
| 2078 | exit(1); | |
| 2079 | } | |
| 2080 | if (argc > 2 ) | |
| 2081 | tstfile = argv[2]; | |
| 2082 | } else | |
| 2083 | ct xt = xmlNa noFTPConne ctTo("loca lhost", 0) ; | |
| 2084 | if (ct xt == NULL ) { | |
| 2085 | xm lGenericEr ror(xmlGen ericErrorC ontext, | |
| 2086 | "Cou ldn't conn ect to loc alhost\n") ; | |
| 2087 | ex it(1); | |
| 2088 | } | |
| 2089 | xmlNan oFTPList(c txt, ftpLi st, NULL, tstfile); | |
| 2090 | output = fopen(" /tmp/tstda ta", "w"); | |
| 2091 | if (ou tput != NU LL) { | |
| 2092 | if (xmlNanoF TPGet(ctxt , ftpData, (void *) output, ts tfile) < 0 ) | |
| 2093 | xmlGener icError(xm lGenericEr rorContext , | |
| 2094 | "Failed to get file\ n"); | |
| 2095 | ||
| 2096 | } | |
| 2097 | xmlNan oFTPClose( ctxt); | |
| 2098 | xmlMem oryDump(); | |
| 2099 | exit(0 ); | |
| 2100 | } | |
| 2101 | #endif /* STANDALONE */ | |
| 2102 | #else /* ! LIBXML_FTP _ENABLED * / | |
| 2103 | #ifdef STA NDALONE | |
| 2104 | #include < stdio.h> | |
| 2105 | int main(i nt argc, c har **argv ) { | |
| 2106 | xmlGen ericError( xmlGeneric ErrorConte xt, | |
| 2107 | "%s : FT P support not compil ed in\n", argv[0]); | |
| 2108 | return (0); | |
| 2109 | } | |
| 2110 | #endif /* STANDALONE */ | |
| 2111 | #endif /* LIBXML_FTP _ENABLED * / | |
| 2112 | #define bo ttom_nanof tp | |
| 2113 | #include " elfgcchack .h" |
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