| 1 | #define PERL_NO_GET_CONTEXT |
| 2 | #include "EXTERN.h" |
| 3 | #include "perl.h" |
| 4 | #include "XSUB.h" |
| 5 | |
| 6 | #include <stddef.h> |
| 7 | |
| 8 | #ifdef I_SYS_TYPES |
| 9 | # include <sys/types.h> |
| 10 | #endif |
| 11 | #if !defined(ultrix) /* Avoid double definition. */ |
| 12 | # include <sys/socket.h> |
| 13 | #endif |
| 14 | #if defined(USE_SOCKS) && defined(I_SOCKS) |
| 15 | # include <socks.h> |
| 16 | #endif |
| 17 | #ifdef MPE |
| 18 | # define PF_INET AF_INET |
| 19 | # define PF_UNIX AF_UNIX |
| 20 | # define SOCK_RAW 3 |
| 21 | #endif |
| 22 | #ifdef I_SYS_UN |
| 23 | # include <sys/un.h> |
| 24 | #endif |
| 25 | /* XXX Configure test for <netinet/in_systm.h needed XXX */ |
| 26 | #if defined(NeXT) || defined(__NeXT__) |
| 27 | # include <netinet/in_systm.h> |
| 28 | #endif |
| 29 | #if defined(__sgi) && !defined(AF_LINK) && defined(PF_LINK) && PF_LINK == AF_LNK |
| 30 | # undef PF_LINK |
| 31 | #endif |
| 32 | #if defined(I_NETINET_IN) || defined(__ultrix__) |
| 33 | # include <netinet/in.h> |
| 34 | #endif |
| 35 | #ifdef I_NETDB |
| 36 | # if !defined(ultrix) /* Avoid double definition. */ |
| 37 | # include <netdb.h> |
| 38 | # endif |
| 39 | #endif |
| 40 | #ifdef I_ARPA_INET |
| 41 | # include <arpa/inet.h> |
| 42 | #endif |
| 43 | #ifdef I_NETINET_TCP |
| 44 | # include <netinet/tcp.h> |
| 45 | #endif |
| 46 | |
| 47 | #ifdef WIN32 |
| 48 | # include <ws2tcpip.h> |
| 49 | #endif |
| 50 | |
| 51 | #ifdef NETWARE |
| 52 | NETDB_DEFINE_CONTEXT |
| 53 | NETINET_DEFINE_CONTEXT |
| 54 | #endif |
| 55 | |
| 56 | #ifdef I_SYSUIO |
| 57 | # include <sys/uio.h> |
| 58 | #endif |
| 59 | |
| 60 | #ifndef AF_NBS |
| 61 | # undef PF_NBS |
| 62 | #endif |
| 63 | |
| 64 | #ifndef AF_X25 |
| 65 | # undef PF_X25 |
| 66 | #endif |
| 67 | |
| 68 | #ifndef INADDR_NONE |
| 69 | # define INADDR_NONE 0xffffffff |
| 70 | #endif /* INADDR_NONE */ |
| 71 | #ifndef INADDR_BROADCAST |
| 72 | # define INADDR_BROADCAST 0xffffffff |
| 73 | #endif /* INADDR_BROADCAST */ |
| 74 | #ifndef INADDR_LOOPBACK |
| 75 | # define INADDR_LOOPBACK 0x7F000001 |
| 76 | #endif /* INADDR_LOOPBACK */ |
| 77 | |
| 78 | #ifndef C_ARRAY_LENGTH |
| 79 | #define C_ARRAY_LENGTH(arr) (sizeof(arr) / sizeof(*(arr))) |
| 80 | #endif /* !C_ARRAY_LENGTH */ |
| 81 | |
| 82 | #ifndef PERL_UNUSED_VAR |
| 83 | # define PERL_UNUSED_VAR(x) ((void)x) |
| 84 | #endif /* !PERL_UNUSED_VAR */ |
| 85 | |
| 86 | #ifndef PERL_UNUSED_ARG |
| 87 | # define PERL_UNUSED_ARG(x) PERL_UNUSED_VAR(x) |
| 88 | #endif /* !PERL_UNUSED_ARG */ |
| 89 | |
| 90 | #ifndef Newx |
| 91 | # define Newx(v,n,t) New(0,v,n,t) |
| 92 | #endif /* !Newx */ |
| 93 | |
| 94 | #ifndef croak_sv |
| 95 | # define croak_sv(sv) croak(SvPV_nolen(sv)) |
| 96 | #endif |
| 97 | |
| 98 | #ifndef hv_stores |
| 99 | # define hv_stores(hv, keystr, val) \ |
| 100 | hv_store(hv, ""keystr"", sizeof(keystr)-1, val, 0) |
| 101 | #endif /* !hv_stores */ |
| 102 | |
| 103 | #ifndef newSVpvn_flags |
| 104 | # define newSVpvn_flags(s,len,flags) my_newSVpvn_flags(aTHX_ s,len,flags) |
| 105 | static SV *my_newSVpvn_flags(pTHX_ const char *s, STRLEN len, U32 flags) |
| 106 | { |
| 107 | SV *sv = newSVpvn(s, len); |
| 108 | SvFLAGS(sv) |= (flags & SVf_UTF8); |
| 109 | return (flags & SVs_TEMP) ? sv_2mortal(sv) : sv; |
| 110 | } |
| 111 | #endif /* !newSVpvn_flags */ |
| 112 | |
| 113 | #ifndef SvRV_set |
| 114 | # define SvRV_set(sv, val) (SvRV(sv) = (val)) |
| 115 | #endif /* !SvRV_set */ |
| 116 | |
| 117 | #ifndef SvPV_nomg |
| 118 | # define SvPV_nomg SvPV |
| 119 | #endif /* !SvPV_nomg */ |
| 120 | |
| 121 | #ifndef HEK_FLAGS |
| 122 | # define HEK_FLAGS(hek) 0 |
| 123 | # define HVhek_UTF8 1 |
| 124 | #endif /* !HEK_FLAGS */ |
| 125 | |
| 126 | #ifndef hv_common |
| 127 | /* These magic numbers are arbitrarily chosen (copied from perl core in fact) |
| 128 | * and only have to match between this definition and the code that uses them |
| 129 | */ |
| 130 | # define HV_FETCH_ISSTORE 0x04 |
| 131 | # define HV_FETCH_LVALUE 0x10 |
| 132 | # define hv_common(hv, keysv, key, klen, flags, act, val, hash) \ |
| 133 | my_hv_common(aTHX_ hv, keysv, key, klen, flags, act, val, hash) |
| 134 | static void *my_hv_common(pTHX_ HV *hv, SV *keysv, const char *key, STRLEN klen, |
| 135 | int flags, int act, SV *val, U32 hash) |
| 136 | { |
| 137 | /* |
| 138 | * This only handles the usage actually made by the code |
| 139 | * generated by ExtUtils::Constant. EU:C really ought to arrange |
| 140 | * portability of its generated code itself. |
| 141 | */ |
| 142 | if (!keysv) { |
| 143 | keysv = sv_2mortal(newSVpvn(key, klen)); |
| 144 | if (flags & HVhek_UTF8) |
| 145 | SvUTF8_on(keysv); |
| 146 | } |
| 147 | if (act == HV_FETCH_LVALUE) { |
| 148 | return (void*)hv_fetch_ent(hv, keysv, 1, hash); |
| 149 | } else if (act == HV_FETCH_ISSTORE) { |
| 150 | return (void*)hv_store_ent(hv, keysv, val, hash); |
| 151 | } else { |
| 152 | croak("panic: my_hv_common: act=0x%x", act); |
| 153 | } |
| 154 | } |
| 155 | #endif /* !hv_common */ |
| 156 | |
| 157 | #ifndef hv_common_key_len |
| 158 | # define hv_common_key_len(hv, key, kl, act, val, hash) \ |
| 159 | my_hv_common_key_len(aTHX_ hv, key, kl, act, val, hash) |
| 160 | static void *my_hv_common_key_len(pTHX_ HV *hv, const char *key, I32 kl, |
| 161 | int act, SV *val, U32 hash) |
| 162 | { |
| 163 | STRLEN klen; |
| 164 | int flags; |
| 165 | if (kl < 0) { |
| 166 | klen = -kl; |
| 167 | flags = HVhek_UTF8; |
| 168 | } else { |
| 169 | klen = kl; |
| 170 | flags = 0; |
| 171 | } |
| 172 | return hv_common(hv, NULL, key, klen, flags, act, val, hash); |
| 173 | } |
| 174 | #endif /* !hv_common_key_len */ |
| 175 | |
| 176 | #ifndef mPUSHi |
| 177 | # define mPUSHi(i) sv_setiv_mg(PUSHs(sv_newmortal()), (IV)(i)) |
| 178 | #endif /* !mPUSHi */ |
| 179 | #ifndef mPUSHp |
| 180 | # define mPUSHp(p,l) sv_setpvn_mg(PUSHs(sv_newmortal()), (p), (l)) |
| 181 | #endif /* !mPUSHp */ |
| 182 | #ifndef mPUSHs |
| 183 | # define mPUSHs(s) PUSHs(sv_2mortal(s)) |
| 184 | #endif /* !mPUSHs */ |
| 185 | |
| 186 | #ifndef CvCONST_on |
| 187 | # undef newCONSTSUB |
| 188 | # define newCONSTSUB(stash, name, val) my_newCONSTSUB(aTHX_ stash, name, val) |
| 189 | static CV *my_newCONSTSUB(pTHX_ HV *stash, char *name, SV *val) |
| 190 | { |
| 191 | /* |
| 192 | * This has to satisfy code generated by ExtUtils::Constant. |
| 193 | * It depends on the 5.8+ layout of constant subs. It has |
| 194 | * two calls to newCONSTSUB(): one for real constants, and one |
| 195 | * for undefined constants. In the latter case, it turns the |
| 196 | * initially-generated constant subs into something else, and |
| 197 | * it needs the return value from newCONSTSUB() which Perl 5.6 |
| 198 | * doesn't provide. |
| 199 | */ |
| 200 | GV *gv; |
| 201 | CV *cv; |
| 202 | Perl_newCONSTSUB(aTHX_ stash, name, val); |
| 203 | ENTER; |
| 204 | SAVESPTR(PL_curstash); |
| 205 | PL_curstash = stash; |
| 206 | gv = gv_fetchpv(name, 0, SVt_PVCV); |
| 207 | cv = GvCV(gv); |
| 208 | LEAVE; |
| 209 | CvXSUBANY(cv).any_ptr = &PL_sv_undef; |
| 210 | return cv; |
| 211 | } |
| 212 | # define CvCONST_off(cv) my_CvCONST_off(aTHX_ cv) |
| 213 | static void my_CvCONST_off(pTHX_ CV *cv) |
| 214 | { |
| 215 | op_free(CvROOT(cv)); |
| 216 | CvROOT(cv) = NULL; |
| 217 | CvSTART(cv) = NULL; |
| 218 | } |
| 219 | #endif /* !CvCONST_on */ |
| 220 | |
| 221 | #ifndef HAS_INET_ATON |
| 222 | |
| 223 | /* |
| 224 | * Check whether "cp" is a valid ascii representation |
| 225 | * of an Internet address and convert to a binary address. |
| 226 | * Returns 1 if the address is valid, 0 if not. |
| 227 | * This replaces inet_addr, the return value from which |
| 228 | * cannot distinguish between failure and a local broadcast address. |
| 229 | */ |
| 230 | static int |
| 231 | my_inet_aton(register const char *cp, struct in_addr *addr) |
| 232 | { |
| 233 | dTHX; |
| 234 | register U32 val; |
| 235 | register int base; |
| 236 | register char c; |
| 237 | int nparts; |
| 238 | const char *s; |
| 239 | unsigned int parts[4]; |
| 240 | register unsigned int *pp = parts; |
| 241 | |
| 242 | if (!cp || !*cp) |
| 243 | return 0; |
| 244 | for (;;) { |
| 245 | /* |
| 246 | * Collect number up to ".". |
| 247 | * Values are specified as for C: |
| 248 | * 0x=hex, 0=octal, other=decimal. |
| 249 | */ |
| 250 | val = 0; base = 10; |
| 251 | if (*cp == '0') { |
| 252 | if (*++cp == 'x' || *cp == 'X') |
| 253 | base = 16, cp++; |
| 254 | else |
| 255 | base = 8; |
| 256 | } |
| 257 | while ((c = *cp) != '\0') { |
| 258 | if (isDIGIT(c)) { |
| 259 | val = (val * base) + (c - '0'); |
| 260 | cp++; |
| 261 | continue; |
| 262 | } |
| 263 | if (base == 16 && (s=strchr(PL_hexdigit,c))) { |
| 264 | val = (val << 4) + |
| 265 | ((s - PL_hexdigit) & 15); |
| 266 | cp++; |
| 267 | continue; |
| 268 | } |
| 269 | break; |
| 270 | } |
| 271 | if (*cp == '.') { |
| 272 | /* |
| 273 | * Internet format: |
| 274 | * a.b.c.d |
| 275 | * a.b.c (with c treated as 16-bits) |
| 276 | * a.b (with b treated as 24 bits) |
| 277 | */ |
| 278 | if (pp >= parts + 3 || val > 0xff) |
| 279 | return 0; |
| 280 | *pp++ = val, cp++; |
| 281 | } else |
| 282 | break; |
| 283 | } |
| 284 | /* |
| 285 | * Check for trailing characters. |
| 286 | */ |
| 287 | if (*cp && !isSPACE(*cp)) |
| 288 | return 0; |
| 289 | /* |
| 290 | * Concoct the address according to |
| 291 | * the number of parts specified. |
| 292 | */ |
| 293 | nparts = pp - parts + 1; /* force to an int for switch() */ |
| 294 | switch (nparts) { |
| 295 | |
| 296 | case 1: /* a -- 32 bits */ |
| 297 | break; |
| 298 | |
| 299 | case 2: /* a.b -- 8.24 bits */ |
| 300 | if (val > 0xffffff) |
| 301 | return 0; |
| 302 | val |= parts[0] << 24; |
| 303 | break; |
| 304 | |
| 305 | case 3: /* a.b.c -- 8.8.16 bits */ |
| 306 | if (val > 0xffff) |
| 307 | return 0; |
| 308 | val |= (parts[0] << 24) | (parts[1] << 16); |
| 309 | break; |
| 310 | |
| 311 | case 4: /* a.b.c.d -- 8.8.8.8 bits */ |
| 312 | if (val > 0xff) |
| 313 | return 0; |
| 314 | val |= (parts[0] << 24) | (parts[1] << 16) | (parts[2] << 8); |
| 315 | break; |
| 316 | } |
| 317 | addr->s_addr = htonl(val); |
| 318 | return 1; |
| 319 | } |
| 320 | |
| 321 | #undef inet_aton |
| 322 | #define inet_aton my_inet_aton |
| 323 | |
| 324 | #endif /* ! HAS_INET_ATON */ |
| 325 | |
| 326 | /* These are not gni() constants; they're extensions for the perl API */ |
| 327 | /* The definitions in Socket.pm and Socket.xs must match */ |
| 328 | #define NIx_NOHOST (1 << 0) |
| 329 | #define NIx_NOSERV (1 << 1) |
| 330 | |
| 331 | |
| 332 | static int |
| 333 | not_here(const char *s) |
| 334 | { |
| 335 | croak("Socket::%s not implemented on this architecture", s); |
| 336 | return -1; |
| 337 | } |
| 338 | |
| 339 | #define PERL_IN_ADDR_S_ADDR_SIZE 4 |
| 340 | |
| 341 | /* |
| 342 | * Bad assumptions possible here. |
| 343 | * |
| 344 | * Bad Assumption 1: struct in_addr has no other fields |
| 345 | * than the s_addr (which is the field we care about |
| 346 | * in here, really). However, we can be fed either 4-byte |
| 347 | * addresses (from pack("N", ...), or va.b.c.d, or ...), |
| 348 | * or full struct in_addrs (from e.g. pack_sockaddr_in()), |
| 349 | * which may or may not be 4 bytes in size. |
| 350 | * |
| 351 | * Bad Assumption 2: the s_addr field is a simple type |
| 352 | * (such as an int, u_int32_t). It can be a bit field, |
| 353 | * in which case using & (address-of) on it or taking sizeof() |
| 354 | * wouldn't go over too well. (Those are not attempted |
| 355 | * now but in case someone thinks to change the below code |
| 356 | * to use addr.s_addr instead of addr, you have been warned.) |
| 357 | * |
| 358 | * Bad Assumption 3: the s_addr is the first field in |
| 359 | * an in_addr, or that its bytes are the first bytes in |
| 360 | * an in_addr. |
| 361 | * |
| 362 | * These bad assumptions are wrong in UNICOS which has |
| 363 | * struct in_addr { struct { u_long st_addr:32; } s_da }; |
| 364 | * #define s_addr s_da.st_addr |
| 365 | * and u_long is 64 bits. |
| 366 | * |
| 367 | * --jhi */ |
| 368 | |
| 369 | #include "const-c.inc" |
| 370 | |
| 371 | #ifdef HAS_GETADDRINFO |
| 372 | static SV *err_to_SV(pTHX_ int err) |
| 373 | { |
| 374 | SV *ret = sv_newmortal(); |
| 375 | (void) SvUPGRADE(ret, SVt_PVNV); |
| 376 | |
| 377 | if(err) { |
| 378 | const char *error = gai_strerror(err); |
| 379 | sv_setpv(ret, error); |
| 380 | } |
| 381 | else { |
| 382 | sv_setpv(ret, ""); |
| 383 | } |
| 384 | |
| 385 | SvIV_set(ret, err); SvIOK_on(ret); |
| 386 | |
| 387 | return ret; |
| 388 | } |
| 389 | |
| 390 | static void xs_getaddrinfo(pTHX_ CV *cv) |
| 391 | { |
| 392 | dXSARGS; |
| 393 | |
| 394 | SV *host; |
| 395 | SV *service; |
| 396 | SV *hints; |
| 397 | |
| 398 | char *hostname = NULL; |
| 399 | char *servicename = NULL; |
| 400 | STRLEN len; |
| 401 | struct addrinfo hints_s; |
| 402 | struct addrinfo *res; |
| 403 | struct addrinfo *res_iter; |
| 404 | int err; |
| 405 | int n_res; |
| 406 | |
| 407 | PERL_UNUSED_ARG(cv); |
| 408 | if(items > 3) |
| 409 | croak("Usage: Socket::getaddrinfo(host, service, hints)"); |
| 410 | |
| 411 | SP -= items; |
| 412 | |
| 413 | if(items < 1) |
| 414 | host = &PL_sv_undef; |
| 415 | else |
| 416 | host = ST(0); |
| 417 | |
| 418 | if(items < 2) |
| 419 | service = &PL_sv_undef; |
| 420 | else |
| 421 | service = ST(1); |
| 422 | |
| 423 | if(items < 3) |
| 424 | hints = NULL; |
| 425 | else |
| 426 | hints = ST(2); |
| 427 | |
| 428 | SvGETMAGIC(host); |
| 429 | if(SvOK(host)) { |
| 430 | hostname = SvPV_nomg(host, len); |
| 431 | if (!len) |
| 432 | hostname = NULL; |
| 433 | } |
| 434 | |
| 435 | SvGETMAGIC(service); |
| 436 | if(SvOK(service)) { |
| 437 | servicename = SvPV_nomg(service, len); |
| 438 | if (!len) |
| 439 | servicename = NULL; |
| 440 | } |
| 441 | |
| 442 | Zero(&hints_s, sizeof(hints_s), char); |
| 443 | hints_s.ai_family = PF_UNSPEC; |
| 444 | |
| 445 | if(hints && SvOK(hints)) { |
| 446 | HV *hintshash; |
| 447 | SV **valp; |
| 448 | |
| 449 | if(!SvROK(hints) || SvTYPE(SvRV(hints)) != SVt_PVHV) |
| 450 | croak("hints is not a HASH reference"); |
| 451 | |
| 452 | hintshash = (HV*)SvRV(hints); |
| 453 | |
| 454 | if((valp = hv_fetch(hintshash, "flags", 5, 0)) != NULL && SvOK(*valp)) |
| 455 | hints_s.ai_flags = SvIV(*valp); |
| 456 | if((valp = hv_fetch(hintshash, "family", 6, 0)) != NULL && SvOK(*valp)) |
| 457 | hints_s.ai_family = SvIV(*valp); |
| 458 | if((valp = hv_fetch(hintshash, "socktype", 8, 0)) != NULL && SvOK(*valp)) |
| 459 | hints_s.ai_socktype = SvIV(*valp); |
| 460 | if((valp = hv_fetch(hintshash, "protocol", 8, 0)) != NULL && SvOK(*valp)) |
| 461 | hints_s.ai_protocol = SvIV(*valp); |
| 462 | } |
| 463 | |
| 464 | err = getaddrinfo(hostname, servicename, &hints_s, &res); |
| 465 | |
| 466 | XPUSHs(err_to_SV(aTHX_ err)); |
| 467 | |
| 468 | if(err) |
| 469 | XSRETURN(1); |
| 470 | |
| 471 | n_res = 0; |
| 472 | for(res_iter = res; res_iter; res_iter = res_iter->ai_next) { |
| 473 | HV *res_hv = newHV(); |
| 474 | |
| 475 | (void)hv_stores(res_hv, "family", newSViv(res_iter->ai_family)); |
| 476 | (void)hv_stores(res_hv, "socktype", newSViv(res_iter->ai_socktype)); |
| 477 | (void)hv_stores(res_hv, "protocol", newSViv(res_iter->ai_protocol)); |
| 478 | |
| 479 | (void)hv_stores(res_hv, "addr", newSVpvn((char*)res_iter->ai_addr, res_iter->ai_addrlen)); |
| 480 | |
| 481 | if(res_iter->ai_canonname) |
| 482 | (void)hv_stores(res_hv, "canonname", newSVpv(res_iter->ai_canonname, 0)); |
| 483 | else |
| 484 | (void)hv_stores(res_hv, "canonname", newSV(0)); |
| 485 | |
| 486 | XPUSHs(sv_2mortal(newRV_noinc((SV*)res_hv))); |
| 487 | n_res++; |
| 488 | } |
| 489 | |
| 490 | freeaddrinfo(res); |
| 491 | |
| 492 | XSRETURN(1 + n_res); |
| 493 | } |
| 494 | #endif |
| 495 | |
| 496 | #ifdef HAS_GETNAMEINFO |
| 497 | static void xs_getnameinfo(pTHX_ CV *cv) |
| 498 | { |
| 499 | dXSARGS; |
| 500 | |
| 501 | SV *addr; |
| 502 | int flags; |
| 503 | int xflags; |
| 504 | |
| 505 | char host[1024]; |
| 506 | char serv[256]; |
| 507 | char *sa; /* we'll cast to struct sockaddr * when necessary */ |
| 508 | STRLEN addr_len; |
| 509 | int err; |
| 510 | |
| 511 | int want_host, want_serv; |
| 512 | |
| 513 | PERL_UNUSED_ARG(cv); |
| 514 | if(items < 1 || items > 3) |
| 515 | croak("Usage: Socket::getnameinfo(addr, flags=0, xflags=0)"); |
| 516 | |
| 517 | SP -= items; |
| 518 | |
| 519 | addr = ST(0); |
| 520 | |
| 521 | if(items < 2) |
| 522 | flags = 0; |
| 523 | else |
| 524 | flags = SvIV(ST(1)); |
| 525 | |
| 526 | if(items < 3) |
| 527 | xflags = 0; |
| 528 | else |
| 529 | xflags = SvIV(ST(2)); |
| 530 | |
| 531 | want_host = !(xflags & NIx_NOHOST); |
| 532 | want_serv = !(xflags & NIx_NOSERV); |
| 533 | |
| 534 | if(!SvPOK(addr)) |
| 535 | croak("addr is not a string"); |
| 536 | |
| 537 | addr_len = SvCUR(addr); |
| 538 | |
| 539 | /* We need to ensure the sockaddr is aligned, because a random SvPV might |
| 540 | * not be due to SvOOK */ |
| 541 | Newx(sa, addr_len, char); |
| 542 | Copy(SvPV_nolen(addr), sa, addr_len, char); |
| 543 | #ifdef HAS_SOCKADDR_SA_LEN |
| 544 | ((struct sockaddr *)sa)->sa_len = addr_len; |
| 545 | #endif |
| 546 | |
| 547 | err = getnameinfo((struct sockaddr *)sa, addr_len, |
| 548 | want_host ? host : NULL, want_host ? sizeof(host) : 0, |
| 549 | want_serv ? serv : NULL, want_serv ? sizeof(serv) : 0, |
| 550 | flags); |
| 551 | |
| 552 | Safefree(sa); |
| 553 | |
| 554 | XPUSHs(err_to_SV(aTHX_ err)); |
| 555 | |
| 556 | if(err) |
| 557 | XSRETURN(1); |
| 558 | |
| 559 | XPUSHs(want_host ? sv_2mortal(newSVpv(host, 0)) : &PL_sv_undef); |
| 560 | XPUSHs(want_serv ? sv_2mortal(newSVpv(serv, 0)) : &PL_sv_undef); |
| 561 | |
| 562 | XSRETURN(3); |
| 563 | } |
| 564 | #endif |
| 565 | |
| 566 | MODULE = Socket PACKAGE = Socket |
| 567 | |
| 568 | INCLUDE: const-xs.inc |
| 569 | |
| 570 | BOOT: |
| 571 | #ifdef HAS_GETADDRINFO |
| 572 | newXS("Socket::getaddrinfo", xs_getaddrinfo, __FILE__); |
| 573 | #endif |
| 574 | #ifdef HAS_GETNAMEINFO |
| 575 | newXS("Socket::getnameinfo", xs_getnameinfo, __FILE__); |
| 576 | #endif |
| 577 | |
| 578 | void |
| 579 | inet_aton(host) |
| 580 | char * host |
| 581 | CODE: |
| 582 | { |
| 583 | struct in_addr ip_address; |
| 584 | struct hostent * phe; |
| 585 | |
| 586 | if ((*host != '\0') && inet_aton(host, &ip_address)) { |
| 587 | ST(0) = sv_2mortal(newSVpvn((char *)&ip_address, sizeof(ip_address))); |
| 588 | XSRETURN(1); |
| 589 | } |
| 590 | |
| 591 | phe = gethostbyname(host); |
| 592 | if (phe && phe->h_addrtype == AF_INET && phe->h_length == 4) { |
| 593 | ST(0) = sv_2mortal(newSVpvn((char *)phe->h_addr, phe->h_length)); |
| 594 | XSRETURN(1); |
| 595 | } |
| 596 | |
| 597 | XSRETURN_UNDEF; |
| 598 | } |
| 599 | |
| 600 | void |
| 601 | inet_ntoa(ip_address_sv) |
| 602 | SV * ip_address_sv |
| 603 | CODE: |
| 604 | { |
| 605 | STRLEN addrlen; |
| 606 | struct in_addr addr; |
| 607 | char * ip_address; |
| 608 | if (DO_UTF8(ip_address_sv) && !sv_utf8_downgrade(ip_address_sv, 1)) |
| 609 | croak("Wide character in %s", "Socket::inet_ntoa"); |
| 610 | ip_address = SvPVbyte(ip_address_sv, addrlen); |
| 611 | if (addrlen == sizeof(addr) || addrlen == 4) |
| 612 | addr.s_addr = |
| 613 | (ip_address[0] & 0xFF) << 24 | |
| 614 | (ip_address[1] & 0xFF) << 16 | |
| 615 | (ip_address[2] & 0xFF) << 8 | |
| 616 | (ip_address[3] & 0xFF); |
| 617 | else |
| 618 | croak("Bad arg length for %s, length is %"UVuf", should be %"UVuf, |
| 619 | "Socket::inet_ntoa", (UV)addrlen, (UV)sizeof(addr)); |
| 620 | /* We could use inet_ntoa() but that is broken |
| 621 | * in HP-UX + GCC + 64bitint (returns "0.0.0.0"), |
| 622 | * so let's use this sprintf() workaround everywhere. |
| 623 | * This is also more threadsafe than using inet_ntoa(). */ |
| 624 | ST(0) = sv_2mortal(Perl_newSVpvf(aTHX_ "%d.%d.%d.%d", /* IPv6? */ |
| 625 | ((addr.s_addr >> 24) & 0xFF), |
| 626 | ((addr.s_addr >> 16) & 0xFF), |
| 627 | ((addr.s_addr >> 8) & 0xFF), |
| 628 | ( addr.s_addr & 0xFF))); |
| 629 | } |
| 630 | |
| 631 | void |
| 632 | sockaddr_family(sockaddr) |
| 633 | SV * sockaddr |
| 634 | PREINIT: |
| 635 | STRLEN sockaddr_len; |
| 636 | char *sockaddr_pv = SvPVbyte(sockaddr, sockaddr_len); |
| 637 | CODE: |
| 638 | if (sockaddr_len < offsetof(struct sockaddr, sa_data)) |
| 639 | croak("Bad arg length for %s, length is %"UVuf", should be at least %"UVuf, |
| 640 | "Socket::sockaddr_family", (UV)sockaddr_len, |
| 641 | (UV)offsetof(struct sockaddr, sa_data)); |
| 642 | ST(0) = sv_2mortal(newSViv(((struct sockaddr*)sockaddr_pv)->sa_family)); |
| 643 | |
| 644 | void |
| 645 | pack_sockaddr_un(pathname) |
| 646 | SV * pathname |
| 647 | CODE: |
| 648 | { |
| 649 | #ifdef I_SYS_UN |
| 650 | struct sockaddr_un sun_ad; /* fear using sun */ |
| 651 | STRLEN len; |
| 652 | char * pathname_pv; |
| 653 | int addr_len; |
| 654 | |
| 655 | Zero(&sun_ad, sizeof(sun_ad), char); |
| 656 | sun_ad.sun_family = AF_UNIX; |
| 657 | pathname_pv = SvPV(pathname,len); |
| 658 | if (len > sizeof(sun_ad.sun_path)) |
| 659 | len = sizeof(sun_ad.sun_path); |
| 660 | # ifdef OS2 /* Name should start with \socket\ and contain backslashes! */ |
| 661 | { |
| 662 | int off; |
| 663 | char *s, *e; |
| 664 | |
| 665 | if (pathname_pv[0] != '/' && pathname_pv[0] != '\\') |
| 666 | croak("Relative UNIX domain socket name '%s' unsupported", |
| 667 | pathname_pv); |
| 668 | else if (len < 8 |
| 669 | || pathname_pv[7] != '/' && pathname_pv[7] != '\\' |
| 670 | || !strnicmp(pathname_pv + 1, "socket", 6)) |
| 671 | off = 7; |
| 672 | else |
| 673 | off = 0; /* Preserve names starting with \socket\ */ |
| 674 | Copy("\\socket", sun_ad.sun_path, off, char); |
| 675 | Copy(pathname_pv, sun_ad.sun_path + off, len, char); |
| 676 | |
| 677 | s = sun_ad.sun_path + off - 1; |
| 678 | e = s + len + 1; |
| 679 | while (++s < e) |
| 680 | if (*s = '/') |
| 681 | *s = '\\'; |
| 682 | } |
| 683 | # else /* !( defined OS2 ) */ |
| 684 | Copy(pathname_pv, sun_ad.sun_path, len, char); |
| 685 | # endif |
| 686 | if (0) not_here("dummy"); |
| 687 | if (len > 1 && sun_ad.sun_path[0] == '\0') { |
| 688 | /* Linux-style abstract-namespace socket. |
| 689 | * The name is not a file name, but an array of arbitrary |
| 690 | * character, starting with \0 and possibly including \0s, |
| 691 | * therefore the length of the structure must denote the |
| 692 | * end of that character array */ |
| 693 | addr_len = (char *)&(sun_ad.sun_path) - (char *)&sun_ad + len; |
| 694 | } else { |
| 695 | addr_len = sizeof(sun_ad); |
| 696 | } |
| 697 | # ifdef HAS_SOCKADDR_SA_LEN |
| 698 | sun_ad.sun_len = addr_len; |
| 699 | # endif |
| 700 | ST(0) = sv_2mortal(newSVpvn((char *)&sun_ad, addr_len)); |
| 701 | #else |
| 702 | ST(0) = (SV*)not_here("pack_sockaddr_un"); |
| 703 | #endif |
| 704 | |
| 705 | } |
| 706 | |
| 707 | void |
| 708 | unpack_sockaddr_un(sun_sv) |
| 709 | SV * sun_sv |
| 710 | CODE: |
| 711 | { |
| 712 | #ifdef I_SYS_UN |
| 713 | struct sockaddr_un addr; |
| 714 | STRLEN sockaddrlen; |
| 715 | char * sun_ad = SvPVbyte(sun_sv,sockaddrlen); |
| 716 | int addr_len; |
| 717 | # ifdef __linux__ |
| 718 | /* On Linux sockaddrlen on sockets returned by accept, recvfrom, |
| 719 | getpeername and getsockname is not equal to sizeof(addr). */ |
| 720 | if (sockaddrlen < sizeof(addr)) { |
| 721 | Copy(sun_ad, &addr, sockaddrlen, char); |
| 722 | Zero(((char*)&addr) + sockaddrlen, sizeof(addr) - sockaddrlen, char); |
| 723 | } else { |
| 724 | Copy(sun_ad, &addr, sizeof(addr), char); |
| 725 | } |
| 726 | # else |
| 727 | if (sockaddrlen != sizeof(addr)) |
| 728 | croak("Bad arg length for %s, length is %"UVuf", should be %"UVuf, |
| 729 | "Socket::unpack_sockaddr_un", (UV)sockaddrlen, (UV)sizeof(addr)); |
| 730 | Copy(sun_ad, &addr, sizeof(addr), char); |
| 731 | # endif |
| 732 | |
| 733 | if (addr.sun_family != AF_UNIX) |
| 734 | croak("Bad address family for %s, got %d, should be %d", |
| 735 | "Socket::unpack_sockaddr_un", addr.sun_family, AF_UNIX); |
| 736 | |
| 737 | if (addr.sun_path[0] == '\0') { |
| 738 | /* Linux-style abstract socket address begins with a nul |
| 739 | * and can contain nuls. */ |
| 740 | addr_len = (char *)&addr - (char *)&(addr.sun_path) + sockaddrlen; |
| 741 | } else { |
| 742 | for (addr_len = 0; addr.sun_path[addr_len] |
| 743 | && addr_len < (int)sizeof(addr.sun_path); addr_len++); |
| 744 | } |
| 745 | |
| 746 | ST(0) = sv_2mortal(newSVpvn(addr.sun_path, addr_len)); |
| 747 | #else |
| 748 | ST(0) = (SV*)not_here("unpack_sockaddr_un"); |
| 749 | #endif |
| 750 | } |
| 751 | |
| 752 | void |
| 753 | pack_sockaddr_in(port, ip_address_sv) |
| 754 | unsigned short port |
| 755 | SV * ip_address_sv |
| 756 | CODE: |
| 757 | { |
| 758 | struct sockaddr_in sin; |
| 759 | struct in_addr addr; |
| 760 | STRLEN addrlen; |
| 761 | char * ip_address; |
| 762 | if (DO_UTF8(ip_address_sv) && !sv_utf8_downgrade(ip_address_sv, 1)) |
| 763 | croak("Wide character in %s", "Socket::pack_sockaddr_in"); |
| 764 | ip_address = SvPVbyte(ip_address_sv, addrlen); |
| 765 | if (addrlen == sizeof(addr) || addrlen == 4) |
| 766 | addr.s_addr = |
| 767 | (ip_address[0] & 0xFF) << 24 | |
| 768 | (ip_address[1] & 0xFF) << 16 | |
| 769 | (ip_address[2] & 0xFF) << 8 | |
| 770 | (ip_address[3] & 0xFF); |
| 771 | else |
| 772 | croak("Bad arg length for %s, length is %"UVuf", should be %"UVuf, |
| 773 | "Socket::pack_sockaddr_in", |
| 774 | (UV)addrlen, (UV)sizeof(addr)); |
| 775 | Zero(&sin, sizeof(sin), char); |
| 776 | sin.sin_family = AF_INET; |
| 777 | sin.sin_port = htons(port); |
| 778 | sin.sin_addr.s_addr = htonl(addr.s_addr); |
| 779 | # ifdef HAS_SOCKADDR_SA_LEN |
| 780 | sin.sin_len = sizeof(sin); |
| 781 | # endif |
| 782 | ST(0) = sv_2mortal(newSVpvn((char *)&sin, sizeof(sin))); |
| 783 | } |
| 784 | |
| 785 | void |
| 786 | unpack_sockaddr_in(sin_sv) |
| 787 | SV * sin_sv |
| 788 | PPCODE: |
| 789 | { |
| 790 | STRLEN sockaddrlen; |
| 791 | struct sockaddr_in addr; |
| 792 | SV *ip_address_sv; |
| 793 | char * sin = SvPVbyte(sin_sv,sockaddrlen); |
| 794 | if (sockaddrlen != sizeof(addr)) { |
| 795 | croak("Bad arg length for %s, length is %"UVuf", should be %"UVuf, |
| 796 | "Socket::unpack_sockaddr_in", sockaddrlen, sizeof(addr)); |
| 797 | } |
| 798 | Copy(sin, &addr, sizeof(addr), char); |
| 799 | if (addr.sin_family != AF_INET) { |
| 800 | croak("Bad address family for %s, got %d, should be %d", |
| 801 | "Socket::unpack_sockaddr_in", addr.sin_family, AF_INET); |
| 802 | } |
| 803 | ip_address_sv = newSVpvn((char *)&addr.sin_addr, sizeof(addr.sin_addr)); |
| 804 | |
| 805 | if(GIMME_V == G_ARRAY) { |
| 806 | EXTEND(SP, 2); |
| 807 | mPUSHi(ntohs(addr.sin_port)); |
| 808 | mPUSHs(ip_address_sv); |
| 809 | } |
| 810 | else { |
| 811 | mPUSHs(ip_address_sv); |
| 812 | } |
| 813 | } |
| 814 | |
| 815 | void |
| 816 | pack_sockaddr_in6(port, sin6_addr, scope_id=0, flowinfo=0) |
| 817 | unsigned short port |
| 818 | SV * sin6_addr |
| 819 | unsigned long scope_id |
| 820 | unsigned long flowinfo |
| 821 | CODE: |
| 822 | { |
| 823 | #ifdef HAS_SOCKADDR_IN6 |
| 824 | struct sockaddr_in6 sin6; |
| 825 | char * addrbytes; |
| 826 | STRLEN addrlen; |
| 827 | if (DO_UTF8(sin6_addr) && !sv_utf8_downgrade(sin6_addr, 1)) |
| 828 | croak("Wide character in %s", "Socket::pack_sockaddr_in6"); |
| 829 | addrbytes = SvPVbyte(sin6_addr, addrlen); |
| 830 | if (addrlen != sizeof(sin6.sin6_addr)) |
| 831 | croak("Bad arg length %s, length is %"UVuf", should be %"UVuf, |
| 832 | "Socket::pack_sockaddr_in6", (UV)addrlen, (UV)sizeof(sin6.sin6_addr)); |
| 833 | Zero(&sin6, sizeof(sin6), char); |
| 834 | sin6.sin6_family = AF_INET6; |
| 835 | sin6.sin6_port = htons(port); |
| 836 | sin6.sin6_flowinfo = htonl(flowinfo); |
| 837 | Copy(addrbytes, &sin6.sin6_addr, sizeof(sin6.sin6_addr), char); |
| 838 | # ifdef HAS_SIN6_SCOPE_ID |
| 839 | sin6.sin6_scope_id = scope_id; |
| 840 | # else |
| 841 | if (scope_id != 0) |
| 842 | warn("%s cannot represent non-zero scope_id %d", |
| 843 | "Socket::pack_sockaddr_in6", scope_id); |
| 844 | # endif |
| 845 | # ifdef HAS_SOCKADDR_SA_LEN |
| 846 | sin6.sin6_len = sizeof(sin6); |
| 847 | # endif |
| 848 | ST(0) = sv_2mortal(newSVpvn((char *)&sin6, sizeof(sin6))); |
| 849 | #else |
| 850 | ST(0) = (SV*)not_here("pack_sockaddr_in6"); |
| 851 | #endif |
| 852 | } |
| 853 | |
| 854 | void |
| 855 | unpack_sockaddr_in6(sin6_sv) |
| 856 | SV * sin6_sv |
| 857 | PPCODE: |
| 858 | { |
| 859 | #ifdef HAS_SOCKADDR_IN6 |
| 860 | STRLEN addrlen; |
| 861 | struct sockaddr_in6 sin6; |
| 862 | char * addrbytes = SvPVbyte(sin6_sv, addrlen); |
| 863 | SV *ip_address_sv; |
| 864 | if (addrlen != sizeof(sin6)) |
| 865 | croak("Bad arg length for %s, length is %"UVuf", should be %"UVuf, |
| 866 | "Socket::unpack_sockaddr_in6", (UV)addrlen, (UV)sizeof(sin6)); |
| 867 | Copy(addrbytes, &sin6, sizeof(sin6), char); |
| 868 | if (sin6.sin6_family != AF_INET6) |
| 869 | croak("Bad address family for %s, got %d, should be %d", |
| 870 | "Socket::unpack_sockaddr_in6", sin6.sin6_family, AF_INET6); |
| 871 | ip_address_sv = newSVpvn((char *)&sin6.sin6_addr, sizeof(sin6.sin6_addr)); |
| 872 | |
| 873 | if(GIMME_V == G_ARRAY) { |
| 874 | EXTEND(SP, 4); |
| 875 | mPUSHi(ntohs(sin6.sin6_port)); |
| 876 | mPUSHs(ip_address_sv); |
| 877 | # ifdef HAS_SIN6_SCOPE_ID |
| 878 | mPUSHi(sin6.sin6_scope_id); |
| 879 | # else |
| 880 | mPUSHi(0); |
| 881 | # endif |
| 882 | mPUSHi(ntohl(sin6.sin6_flowinfo)); |
| 883 | } |
| 884 | else { |
| 885 | mPUSHs(ip_address_sv); |
| 886 | } |
| 887 | #else |
| 888 | ST(0) = (SV*)not_here("pack_sockaddr_in6"); |
| 889 | #endif |
| 890 | } |
| 891 | |
| 892 | void |
| 893 | inet_ntop(af, ip_address_sv) |
| 894 | int af |
| 895 | SV * ip_address_sv |
| 896 | CODE: |
| 897 | #ifdef HAS_INETNTOP |
| 898 | STRLEN addrlen; |
| 899 | #ifdef AF_INET6 |
| 900 | struct in6_addr addr; |
| 901 | char str[INET6_ADDRSTRLEN]; |
| 902 | #else |
| 903 | struct in_addr addr; |
| 904 | char str[INET_ADDRSTRLEN]; |
| 905 | #endif |
| 906 | char *ip_address; |
| 907 | |
| 908 | if (DO_UTF8(ip_address_sv) && !sv_utf8_downgrade(ip_address_sv, 1)) |
| 909 | croak("Wide character in %s", "Socket::inet_ntop"); |
| 910 | |
| 911 | ip_address = SvPV(ip_address_sv, addrlen); |
| 912 | |
| 913 | switch(af) { |
| 914 | case AF_INET: |
| 915 | if(addrlen != 4) |
| 916 | croak("Bad address length for Socket::inet_ntop on AF_INET;" |
| 917 | " got %"UVuf", should be 4", (UV)addrlen); |
| 918 | break; |
| 919 | #ifdef AF_INET6 |
| 920 | case AF_INET6: |
| 921 | if(addrlen != 16) |
| 922 | croak("Bad address length for Socket::inet_ntop on AF_INET6;" |
| 923 | " got %"UVuf", should be 16", (UV)addrlen); |
| 924 | break; |
| 925 | #endif |
| 926 | default: |
| 927 | croak("Bad address family for %s, got %d, should be" |
| 928 | #ifdef AF_INET6 |
| 929 | " either AF_INET or AF_INET6", |
| 930 | #else |
| 931 | " AF_INET", |
| 932 | #endif |
| 933 | "Socket::inet_ntop", af); |
| 934 | } |
| 935 | |
| 936 | if(addrlen < sizeof(addr)) { |
| 937 | Copy(ip_address, &addr, addrlen, char); |
| 938 | Zero(((char*)&addr) + addrlen, sizeof(addr) - addrlen, char); |
| 939 | } |
| 940 | else { |
| 941 | Copy(ip_address, &addr, sizeof addr, char); |
| 942 | } |
| 943 | inet_ntop(af, &addr, str, sizeof str); |
| 944 | |
| 945 | ST(0) = sv_2mortal(newSVpvn(str, strlen(str))); |
| 946 | #else |
| 947 | ST(0) = (SV*)not_here("inet_ntop"); |
| 948 | #endif |
| 949 | |
| 950 | void |
| 951 | inet_pton(af, host) |
| 952 | int af |
| 953 | const char * host |
| 954 | CODE: |
| 955 | #ifdef HAS_INETPTON |
| 956 | int ok; |
| 957 | int addrlen = 0; |
| 958 | #ifdef AF_INET6 |
| 959 | struct in6_addr ip_address; |
| 960 | #else |
| 961 | struct in_addr ip_address; |
| 962 | #endif |
| 963 | |
| 964 | switch(af) { |
| 965 | case AF_INET: |
| 966 | addrlen = 4; |
| 967 | break; |
| 968 | #ifdef AF_INET6 |
| 969 | case AF_INET6: |
| 970 | addrlen = 16; |
| 971 | break; |
| 972 | #endif |
| 973 | default: |
| 974 | croak("Bad address family for %s, got %d, should be" |
| 975 | #ifdef AF_INET6 |
| 976 | " either AF_INET or AF_INET6", |
| 977 | #else |
| 978 | " AF_INET", |
| 979 | #endif |
| 980 | "Socket::inet_pton", af); |
| 981 | } |
| 982 | ok = (*host != '\0') && inet_pton(af, host, &ip_address); |
| 983 | |
| 984 | ST(0) = sv_newmortal(); |
| 985 | if (ok) { |
| 986 | sv_setpvn( ST(0), (char *)&ip_address, addrlen); |
| 987 | } |
| 988 | #else |
| 989 | ST(0) = (SV*)not_here("inet_pton"); |
| 990 | #endif |
| 991 | |
| 992 | void |
| 993 | pack_ip_mreq(multiaddr, interface=&PL_sv_undef) |
| 994 | SV * multiaddr |
| 995 | SV * interface |
| 996 | CODE: |
| 997 | { |
| 998 | #ifdef HAS_IP_MREQ |
| 999 | struct ip_mreq mreq; |
| 1000 | char * multiaddrbytes; |
| 1001 | char * interfacebytes; |
| 1002 | STRLEN len; |
| 1003 | if (DO_UTF8(multiaddr) && !sv_utf8_downgrade(multiaddr, 1)) |
| 1004 | croak("Wide character in %s", "Socket::pack_ip_mreq"); |
| 1005 | multiaddrbytes = SvPVbyte(multiaddr, len); |
| 1006 | if (len != sizeof(mreq.imr_multiaddr)) |
| 1007 | croak("Bad arg length %s, length is %"UVuf", should be %"UVuf, |
| 1008 | "Socket::pack_ip_mreq", (UV)len, (UV)sizeof(mreq.imr_multiaddr)); |
| 1009 | Zero(&mreq, sizeof(mreq), char); |
| 1010 | Copy(multiaddrbytes, &mreq.imr_multiaddr, sizeof(mreq.imr_multiaddr), char); |
| 1011 | if(SvOK(interface)) { |
| 1012 | if (DO_UTF8(interface) && !sv_utf8_downgrade(interface, 1)) |
| 1013 | croak("Wide character in %s", "Socket::pack_ip_mreq"); |
| 1014 | interfacebytes = SvPVbyte(interface, len); |
| 1015 | if (len != sizeof(mreq.imr_interface)) |
| 1016 | croak("Bad arg length %s, length is %"UVuf", should be %"UVuf, |
| 1017 | "Socket::pack_ip_mreq", (UV)len, (UV)sizeof(mreq.imr_interface)); |
| 1018 | Copy(interfacebytes, &mreq.imr_interface, sizeof(mreq.imr_interface), char); |
| 1019 | } |
| 1020 | else |
| 1021 | mreq.imr_interface.s_addr = INADDR_ANY; |
| 1022 | ST(0) = sv_2mortal(newSVpvn((char *)&mreq, sizeof(mreq))); |
| 1023 | #else |
| 1024 | not_here("pack_ip_mreq"); |
| 1025 | #endif |
| 1026 | } |
| 1027 | |
| 1028 | void |
| 1029 | unpack_ip_mreq(mreq_sv) |
| 1030 | SV * mreq_sv |
| 1031 | PPCODE: |
| 1032 | { |
| 1033 | #ifdef HAS_IP_MREQ |
| 1034 | struct ip_mreq mreq; |
| 1035 | STRLEN mreqlen; |
| 1036 | char * mreqbytes = SvPVbyte(mreq_sv, mreqlen); |
| 1037 | if (mreqlen != sizeof(mreq)) |
| 1038 | croak("Bad arg length for %s, length is %"UVuf", should be %"UVuf, |
| 1039 | "Socket::unpack_ip_mreq", (UV)mreqlen, (UV)sizeof(mreq)); |
| 1040 | Copy(mreqbytes, &mreq, sizeof(mreq), char); |
| 1041 | EXTEND(SP, 2); |
| 1042 | mPUSHp((char *)&mreq.imr_multiaddr, sizeof(mreq.imr_multiaddr)); |
| 1043 | mPUSHp((char *)&mreq.imr_interface, sizeof(mreq.imr_interface)); |
| 1044 | #else |
| 1045 | not_here("unpack_ip_mreq"); |
| 1046 | #endif |
| 1047 | } |
| 1048 | |
| 1049 | void |
| 1050 | pack_ip_mreq_source(multiaddr, source, interface=&PL_sv_undef) |
| 1051 | SV * multiaddr |
| 1052 | SV * source |
| 1053 | SV * interface |
| 1054 | CODE: |
| 1055 | { |
| 1056 | #if defined(HAS_IP_MREQ_SOURCE) && defined (IP_ADD_SOURCE_MEMBERSHIP) |
| 1057 | struct ip_mreq_source mreq; |
| 1058 | char * multiaddrbytes; |
| 1059 | char * sourcebytes; |
| 1060 | char * interfacebytes; |
| 1061 | STRLEN len; |
| 1062 | if (DO_UTF8(multiaddr) && !sv_utf8_downgrade(multiaddr, 1)) |
| 1063 | croak("Wide character in %s", "Socket::pack_ip_mreq_source"); |
| 1064 | multiaddrbytes = SvPVbyte(multiaddr, len); |
| 1065 | if (len != sizeof(mreq.imr_multiaddr)) |
| 1066 | croak("Bad arg length %s, length is %"UVuf", should be %"UVuf, |
| 1067 | "Socket::pack_ip_mreq", (UV)len, (UV)sizeof(mreq.imr_multiaddr)); |
| 1068 | if (DO_UTF8(source) && !sv_utf8_downgrade(source, 1)) |
| 1069 | croak("Wide character in %s", "Socket::pack_ip_mreq_source"); |
| 1070 | if (len != sizeof(mreq.imr_sourceaddr)) |
| 1071 | croak("Bad arg length %s, length is %"UVuf", should be %"UVuf, |
| 1072 | "Socket::pack_ip_mreq", (UV)len, (UV)sizeof(mreq.imr_sourceaddr)); |
| 1073 | sourcebytes = SvPVbyte(source, len); |
| 1074 | Zero(&mreq, sizeof(mreq), char); |
| 1075 | Copy(multiaddrbytes, &mreq.imr_multiaddr, sizeof(mreq.imr_multiaddr), char); |
| 1076 | Copy(sourcebytes, &mreq.imr_sourceaddr, sizeof(mreq.imr_sourceaddr), char); |
| 1077 | if(SvOK(interface)) { |
| 1078 | if (DO_UTF8(interface) && !sv_utf8_downgrade(interface, 1)) |
| 1079 | croak("Wide character in %s", "Socket::pack_ip_mreq"); |
| 1080 | interfacebytes = SvPVbyte(interface, len); |
| 1081 | if (len != sizeof(mreq.imr_interface)) |
| 1082 | croak("Bad arg length %s, length is %"UVuf", should be %"UVuf, |
| 1083 | "Socket::pack_ip_mreq", (UV)len, (UV)sizeof(mreq.imr_interface)); |
| 1084 | Copy(interfacebytes, &mreq.imr_interface, sizeof(mreq.imr_interface), char); |
| 1085 | } |
| 1086 | else |
| 1087 | mreq.imr_interface.s_addr = INADDR_ANY; |
| 1088 | ST(0) = sv_2mortal(newSVpvn((char *)&mreq, sizeof(mreq))); |
| 1089 | #else |
| 1090 | not_here("pack_ip_mreq_source"); |
| 1091 | #endif |
| 1092 | } |
| 1093 | |
| 1094 | void |
| 1095 | unpack_ip_mreq_source(mreq_sv) |
| 1096 | SV * mreq_sv |
| 1097 | PPCODE: |
| 1098 | { |
| 1099 | #if defined(HAS_IP_MREQ_SOURCE) && defined (IP_ADD_SOURCE_MEMBERSHIP) |
| 1100 | struct ip_mreq_source mreq; |
| 1101 | STRLEN mreqlen; |
| 1102 | char * mreqbytes = SvPVbyte(mreq_sv, mreqlen); |
| 1103 | if (mreqlen != sizeof(mreq)) |
| 1104 | croak("Bad arg length for %s, length is %"UVuf", should be %"UVuf, |
| 1105 | "Socket::unpack_ip_mreq_source", (UV)mreqlen, (UV)sizeof(mreq)); |
| 1106 | Copy(mreqbytes, &mreq, sizeof(mreq), char); |
| 1107 | EXTEND(SP, 3); |
| 1108 | mPUSHp((char *)&mreq.imr_multiaddr, sizeof(mreq.imr_multiaddr)); |
| 1109 | mPUSHp((char *)&mreq.imr_sourceaddr, sizeof(mreq.imr_sourceaddr)); |
| 1110 | mPUSHp((char *)&mreq.imr_interface, sizeof(mreq.imr_interface)); |
| 1111 | #else |
| 1112 | not_here("unpack_ip_mreq_source"); |
| 1113 | #endif |
| 1114 | } |
| 1115 | |
| 1116 | void |
| 1117 | pack_ipv6_mreq(multiaddr, interface) |
| 1118 | SV * multiaddr |
| 1119 | unsigned int interface |
| 1120 | CODE: |
| 1121 | { |
| 1122 | #ifdef HAS_IPV6_MREQ |
| 1123 | struct ipv6_mreq mreq; |
| 1124 | char * multiaddrbytes; |
| 1125 | STRLEN len; |
| 1126 | if (DO_UTF8(multiaddr) && !sv_utf8_downgrade(multiaddr, 1)) |
| 1127 | croak("Wide character in %s", "Socket::pack_ipv6_mreq"); |
| 1128 | multiaddrbytes = SvPVbyte(multiaddr, len); |
| 1129 | if (len != sizeof(mreq.ipv6mr_multiaddr)) |
| 1130 | croak("Bad arg length %s, length is %"UVuf", should be %"UVuf, |
| 1131 | "Socket::pack_ipv6_mreq", (UV)len, (UV)sizeof(mreq.ipv6mr_multiaddr)); |
| 1132 | Zero(&mreq, sizeof(mreq), char); |
| 1133 | Copy(multiaddrbytes, &mreq.ipv6mr_multiaddr, sizeof(mreq.ipv6mr_multiaddr), char); |
| 1134 | mreq.ipv6mr_interface = interface; |
| 1135 | ST(0) = sv_2mortal(newSVpvn((char *)&mreq, sizeof(mreq))); |
| 1136 | #else |
| 1137 | not_here("pack_ipv6_mreq"); |
| 1138 | #endif |
| 1139 | } |
| 1140 | |
| 1141 | void |
| 1142 | unpack_ipv6_mreq(mreq_sv) |
| 1143 | SV * mreq_sv |
| 1144 | PPCODE: |
| 1145 | { |
| 1146 | #ifdef HAS_IPV6_MREQ |
| 1147 | struct ipv6_mreq mreq; |
| 1148 | STRLEN mreqlen; |
| 1149 | char * mreqbytes = SvPVbyte(mreq_sv, mreqlen); |
| 1150 | if (mreqlen != sizeof(mreq)) |
| 1151 | croak("Bad arg length for %s, length is %"UVuf", should be %"UVuf, |
| 1152 | "Socket::unpack_ipv6_mreq", (UV)mreqlen, (UV)sizeof(mreq)); |
| 1153 | Copy(mreqbytes, &mreq, sizeof(mreq), char); |
| 1154 | EXTEND(SP, 2); |
| 1155 | mPUSHp((char *)&mreq.ipv6mr_multiaddr, sizeof(mreq.ipv6mr_multiaddr)); |
| 1156 | mPUSHi(mreq.ipv6mr_interface); |
| 1157 | #else |
| 1158 | not_here("unpack_ipv6_mreq"); |
| 1159 | #endif |
| 1160 | } |