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authorUlrich Drepper <drepper@redhat.com>1997-02-19 04:43:53 +0000
committerUlrich Drepper <drepper@redhat.com>1997-02-19 04:43:53 +0000
commit1fb05e3db1891142410bc58c320dfe281749fffe (patch)
tree46299dbecec282055e3493787910444e77099fe7 /sysdeps/posix
parentc84142e8fe3cbcce43ae35ac957a74ac8216d11d (diff)
update from main archive 970218cvs/libc-970221cvs/libc-970220cvs/libc-970219
1997-02-19 03:28 Miles Bader <miles@gnu.ai.mit.edu> * argp/argp-help.c: Add support for user provided filter of help messages. * argp/argp-parse.c: Likewise. * argp/argp.h: Likewise. * argp/argp-namefrob.h: Define __argp_input. * argp/argp-test.c: Add example for filter. 1997-02-19 02:58 Ulrich Drepper <drepper@cygnus.com> * argp.h: New file. * locale/programs/locale.c: Switch to use argp. * errno.h: Make it possible to get definition of error_t even after having errno.h already. * elf/dl-hash.h: New file. ELF hashing function. Extracted from dl-lookup.c. * elf/dl-lookup.c (_dl_elf_hash): Remove definition. * elf/dl-load.c: Rename _dl_does_name_match_p to _dl_name_match_p. * elf/dl-version.c: Likewise. * elf/dl-lookup.c: Implement new versioning lookup scheme. * elf/dl-version.c (_dl_check_map_versions): Initialize new field in l_versions member. * elf/dlvsym.c: Correct call of _dl_lookup_versioned_symbol_skip and _dl_lookup_versioned_symbol. * elf/link.h: Rename hash_name_pair to struct r_found_version. * sysdeps/alpha/dl-machine.h: Likewise. * sysdeps/i386/dl-machine.h: Likewise. * sysdeps/m68k/dl-machine.h: Likewise. * sysdeps/mips/dl-machine.h: Likewise. * intl/l10nflist.c: (_nl_make_l10nflist): Fix bug in computation of length of abs_filename. * locale/Makefile (CPPFLAGS): Define LOCALE_ALIAS_PATH. * locale/programs/ld-monetary.c (monetary_add): Allow value 0 in mon_grouping information. This means no more grouping. * locale/programs/ld-numeric.c (numeric_add): Write value \377 when seein value 0 in grouping information. * locale/programs/linereader.c (lr_close): Don't free fname since it might be used in error messages. * locale/programs/locale.c: Check whether output of `locale -a' really is locale directory. Also print locale aliases. * misc/search.h (__action_fn_t): Parameters VALUE and LEVEL cannot be const. 1997-02-19 02:16 Ulrich Drepper <drepper@cygnus.com> * sysdeps/unix/bsd/sun/sunos4/resourcebits.h: Correct #defin to #define. Reported by Rick Flower <FLOWER@sdvax2.sdd.TRW.COM>. 1997-02-19 01:37 Erik Troan <ewt@redhat.com> * shadow/sgetspent_r.c: Accept empty third, fourth and fifth fields. 1997-02-19 01:02 Ulrich Drepper <drepper@cygnus.com> * sysdeps/unix/mman/syscalls.list: msync takes 3 arguments. Reported by Andreas Jaeger <aj@arthur.pfalz.de>. * sysdeps/stub/msync.c (msync): Add missing third parameter. 1997-02-19 00:29 Ulrich Drepper <drepper@cygnus.com> * sysdeps/unix/bsd/sigsuspend.c: Call __sigpause with needed additional argument. 1997-02-18 22:13 Ulrich Drepper <drepper@cygnus.com> * inet/net/ethernet.h: New file. * sysdeps/unix/sysv/linux/netinet/if_ether.c: Add BSD compatibility. * sysdeps/unix/sysv/linux/net/if_slip.h: New file. Contributed by a sun <asun@zoology.washington.edu>. * sysdeps/unix/sysv/linux/net/if_arp.h: Include <sys/socket.h>. * sunrpc/rpc/rpc_msg.h: Include <rpc/clnt.h>. Reported by a sun <asun@zoology.washington.edu>. 1997-02-16 14:25 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * Makerules ((common-objpfx)distinfo-$(subdir)): Depend on sysdep makefiles which may change the distinfo variables. 1997-02-16 14:03 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/unix/sysv/linux/Makefile (sysdep_headers) [$(subdir)=misc]: Add sys/quota.h. (sysdep_headers) [$(subdir)=inet]: Add netinet/udp.h. 1997-02-17 13:12 aleph1@dfw.net * sunrpc/clnt_simp.c (callrpc): Prevent buffer overflow by using strncpy. 1997-02-18 03:28 Ulrich Drepper <drepper@cygnus.com> * stdio-common/bug10.c (main): Correct parameter. 1997-02-17 02:51 Ulrich Drepper <drepper@cygnus.com> * malloc/obstack.h: Add `extern "C"' protection. * posix/regex.h: Likewise. * io/ftw.h: Likewise. * misc/libgen.h: Likewise. * login/utmp.h: Likewise. * sysdeps/unix/sysv/linux/sys/reboot.h: Likewise. * sysdeps/unix/sysv/linux/netinet/in.h: Likewise. * sunrpc/rpc/pmap_rmt.h: Likewise. * sunrpc/rpc/auth_des.h: Likewise. * elf/link.h: Likewise. Reported by HJ Lu. 1997-02-17 01:45 a sun <asun@zoology.washington.edu> Linux specific network headers. * sysdeps/unix/sysv/linux/netinet/if_fddi.h: New file. * sysdeps/unix/sysv/linux/netinet/if_tr.h: New file. * sysdeps/unix/sysv/linux/netinet/ip_icmp.h: New file. * sysdeps/unix/sysv/linux/netinet/ip_fw.h: New file. * sysdeps/unix/sysv/linux/netinet/igmp.h: New file. * sysdeps/unix/sysv/linux/netinet/icmp.h: New file. * sysdeps/unix/sysv/linux/netinet/ip.h: New file. * sysdeps/unix/sysv/linux/netinet/tcp.h: New file. * sysdeps/unix/sysv/linux/netipx/ipx.h: New file. * sysdeps/unix/sysv/linux/netatalk/atalk.h: New file. * sysdeps/unix/sysv/linux/Dist: Add new network headers. * sysdeps/unix/sysv/linux/Makefile [$(subdir)=misc] (sysdep_headers): Add sys/quota.h. [$(subdir)=inet] (sysdep_headers): Add new network header. * sysdeps/unix/sysv/linux/netinet/udp.h: Add Linux specific changes. * inet/netinet/ip.h: Move to sysdeps/generic. * inet/netinet/tcp.h: Likewise. * sysdeps/generic/netinet/ip.h: Moved to here from inet/netinet. * sysdeps/generic/netinet/tcp.h: Likewise. 1997-02-17 01:18 Ulrich Drepper <drepper@cygnus.com> * misc/sys/syslog.h (prioritynames): Correct definition to use braces where necessary. (facilitynames): Likewise. Patch by Ronald F. Guilmette <rfg@monkeys.com>. Comment and beautify declarations. 1997-02-16 19:54 1997 Philip Blundell <Philip.Blundell@pobox.com> * inet/Makefile (routines): Add in6_addr, getnameinfo. * inet/getnameinfo.c: New file. Implementation of getnameinfo() by Craig Metz. * inet/in6_addr.c: New file. IPv6 addressing constants. * posix/Makefile (routines): Add gai_strerror. * resolv/netdb.h: Add more constants for IPv6 basic API. * sysdeps/posix/gai_strerror.c: New file. * sysdeps/stub/gai_strerror.c New file. * sysdeps/unix/sysv/linux/netinet/in.h: Add definitions for IPv6 basic API. * sysdeps/posix/getaddrinfo.c: Update from latest version by Craig Metz and use reentrant getXXbyYY functions. 1997-02-15 14:32 Andreas Jaeger <aj@arthur.pfalz.de> * argp/argp.h: Declare argp_program_version as const char. * argp/argp-test.c: Likewise * stdlib/testrand.c (main): Declare main prototype. * stdlib/testdiv.c (main): Likewise. * string/testcopy.c (main): Likewise. * string/test-ffs.c (main): Likewise. * time/test_time.c (main): Likewise. * locale/duplocale.c (__duplocale): Return result. 1997-02-16 03:54 Ulrich Drepper <drepper@cygnus.com> * sysdeps/unix/sysv/linux/netinet/in.h: Declare bindresvport. Reported by fabsoft@fabserver1.zarm.uni-bremen.de. * nss/nss.h: Remove declaration of __nss_shlib_revision. * nss/nsswitch.c: Don't use NSS_SHLIB_VERSION macro. 1997-02-16 03:48 Thorsten Kukuk <kukuk@weber.uni-paderborn.de> * nis/nss_nis/nis-ethers.c (_nss_nis_getethernam_r): Rename to _nss_nis_gethostton_r. (_nss_nis_getetherbyaddr_r): Rename to _nss_nis_getntohost_r. 1997-02-15 22:37 Andy Berkheimer <andy@tho.org> * resolv/gethnamaddr.c (gethostbyname2): Test for ':' in name before trying to resolv name as numeric IPv6 address. * nss/digits_dots.c: Likewise. Sat Feb 15 04:51:08 1997 Ulrich Drepper <drepper@cygnus.com> * locale/setlocale.c (setlocale): Don't try to be clever about unused locales. When the existence of the locale files isn't tested the result of setlocale might be different. 1997-02-15 03:34 Ulrich Drepper <drepper@cygnus.com> * locale/setlocale.c (setlocale): Don't increment usage_count of new locale if it already has the value MAX_USAGE_COUNT (it might be the C locale data which is read-only).
Diffstat (limited to 'sysdeps/posix')
-rw-r--r--sysdeps/posix/gai_strerror.c52
-rw-r--r--sysdeps/posix/getaddrinfo.c289
2 files changed, 285 insertions, 56 deletions
diff --git a/sysdeps/posix/gai_strerror.c b/sysdeps/posix/gai_strerror.c
new file mode 100644
index 0000000000..b89a1f6889
--- /dev/null
+++ b/sysdeps/posix/gai_strerror.c
@@ -0,0 +1,52 @@
+/* Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Philip Blundell <pjb27@cam.ac.uk>, 1997.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <stdio.h>
+#include <netdb.h>
+
+static struct
+ {
+ int code;
+ const char *msg;
+ }
+values[] =
+ {
+ { EAI_ADDRFAMILY, N_("Address family for hostname not supported") },
+ { EAI_AGAIN, N_("Temporary failure in name resolution") },
+ { EAI_BADFLAGS, N_("Bad value for ai_flags") },
+ { EAI_FAIL, N_("Non-recoverable failure in name resolution") },
+ { EAI_FAMILY, N_("ai_family not supported") },
+ { EAI_MEMORY, N_("Memory allocation failure") },
+ { EAI_NODATA, N_("No address associated with hostname") },
+ { EAI_NONAME, N_("Name or service not known") },
+ { EAI_SERVICE, N_("Servname not supported for ai_socktype") },
+ { EAI_SOCKTYPE, N_("ai_socktype not supported") },
+ { EAI_SYSTEM, N_("System error") }
+ };
+
+char *
+gai_strerror (int code)
+{
+ int i;
+ for (i = 0; i < sizeof (values) / sizeof (values[0]); ++i)
+ if (values[i].code == code)
+ return (char *) values[i].msg;
+
+ return (char *) _("Unknown error");
+}
diff --git a/sysdeps/posix/getaddrinfo.c b/sysdeps/posix/getaddrinfo.c
index 90af24fb61..042e0a5ef8 100644
--- a/sysdeps/posix/getaddrinfo.c
+++ b/sysdeps/posix/getaddrinfo.c
@@ -42,21 +42,43 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
/* This software is Copyright 1996 by Craig Metz, All Rights Reserved. */
+/* getaddrinfo() v1.13 */
+
+/* To do what POSIX says, even when it's broken: */
+/* #define BROKEN_LIKE_POSIX 1 */
+#define LOCAL 1
+#define INET6 1
+#define HOSTTABLE 0
+#define RESOLVER 1
+
#include <sys/types.h>
-#include <sys/socket.h>
#include <stdlib.h>
+#include <unistd.h>
+#include <sys/socket.h>
+#if LOCAL
+#include <stdio.h>
+#include <string.h>
+#include <sys/utsname.h>
+#include <sys/un.h>
+#endif /* LOCAL */
#include <netinet/in.h>
-#ifdef INET6
-#include <netinet6/in6.h>
-#endif /* INET6 */
#include <netdb.h>
-#include <arpa/inet.h>
-#include <string.h>
+#include <errno.h>
+
+#ifndef AF_LOCAL
+#define AF_LOCAL AF_UNIX
+#endif /* AF_LOCAL */
+#ifndef PF_LOCAL
+#define PF_LOCAL PF_UNIX
+#endif /* PF_LOCAL */
+#ifndef UNIX_PATH_MAX
+#define UNIX_PATH_MAX 108
+#endif /* UNIX_PATH_MAX */
#define GAIH_OKIFUNSPEC 0x0100
#define GAIH_EAI ~(GAIH_OKIFUNSPEC)
-#ifdef HOSTTABLE
+#if HOSTTABLE
struct hostent *_hostname2addr_hosts(const char *name, int);
struct hostent *_addr2hostname_hosts(const char *name, int, int);
#endif /* HOSTTABLE */
@@ -66,7 +88,7 @@ static struct addrinfo nullreq =
struct gaih_service {
char *name;
- unsigned long num;
+ int num;
};
struct gaih_servtuple {
@@ -86,18 +108,69 @@ struct gaih_addrtuple {
char addr[16];
};
-static struct gaih_addrtuple nulladdr;
-
struct gaih_typeproto {
int socktype;
int protocol;
- const char *name;
+ char *name;
};
+#if LOCAL
+static int gaih_local(const char *name, const struct gaih_service *service,
+ const struct addrinfo *req, struct addrinfo **pai)
+{
+ struct utsname utsname;
+
+ if (name || (req->ai_flags & AI_CANONNAME))
+ if (uname(&utsname))
+ return -EAI_SYSTEM;
+ if (name) {
+ if (strcmp(name, "localhost") && strcmp(name, "local") && strcmp(name, "unix") && strcmp(name, utsname.nodename))
+ return (GAIH_OKIFUNSPEC | -EAI_NONAME);
+ };
+
+ if (!(*pai = malloc(sizeof(struct addrinfo) + sizeof(struct sockaddr_un) + ((req->ai_flags & AI_CANONNAME) ? (strlen(utsname.nodename) + 1): 0))))
+ return -EAI_MEMORY;
+
+ (*pai)->ai_next = NULL;
+ (*pai)->ai_flags = req->ai_flags;
+ (*pai)->ai_family = AF_LOCAL;
+ (*pai)->ai_socktype = req->ai_socktype ? req->ai_socktype : SOCK_STREAM;
+ (*pai)->ai_protocol = req->ai_protocol;
+ (*pai)->ai_addrlen = sizeof(struct sockaddr_un);
+ (*pai)->ai_addr = (void *)(*pai) + sizeof(struct addrinfo);
+#if SALEN
+ ((struct sockaddr_un *)(*pai)->ai_addr)->sun_len = sizeof(struct sockaddr_un);
+#endif /* SALEN */
+ ((struct sockaddr_un *)(*pai)->ai_addr)->sun_family = AF_LOCAL;
+ memset(((struct sockaddr_un *)(*pai)->ai_addr)->sun_path, 0, UNIX_PATH_MAX);
+ if (service) {
+ char *c;
+ if (c = strchr(service->name, '/')) {
+ if (strlen(service->name) >= sizeof(((struct sockaddr_un *)(*pai)->ai_addr)->sun_path))
+ return (GAIH_OKIFUNSPEC | -EAI_SERVICE);
+ strcpy(((struct sockaddr_un *)(*pai)->ai_addr)->sun_path, service->name);
+ } else {
+ if (strlen(P_tmpdir "/") + 1 + strlen(service->name) >= sizeof(((struct sockaddr_un *)(*pai)->ai_addr)->sun_path))
+ return (GAIH_OKIFUNSPEC | -EAI_SERVICE);
+ strcpy(((struct sockaddr_un *)(*pai)->ai_addr)->sun_path, P_tmpdir "/");
+ strcat(((struct sockaddr_un *)(*pai)->ai_addr)->sun_path, service->name);
+ };
+ } else {
+ if (!tmpnam(((struct sockaddr_un *)(*pai)->ai_addr)->sun_path))
+ return -EAI_SYSTEM;
+ };
+ if (req->ai_flags & AI_CANONNAME)
+ strcpy((*pai)->ai_canonname = (char *)(*pai) + sizeof(struct addrinfo) + sizeof(struct sockaddr_un), utsname.nodename);
+ else
+ (*pai)->ai_canonname = NULL;
+ return 0;
+};
+#endif /* LOCAL */
+
static struct gaih_typeproto gaih_inet_typeproto[] = {
{ 0, 0, NULL },
- { SOCK_STREAM, IPPROTO_TCP, "tcp" },
- { SOCK_DGRAM, IPPROTO_UDP, "udp" },
+ { SOCK_STREAM, IPPROTO_TCP, (char *)"tcp" },
+ { SOCK_DGRAM, IPPROTO_UDP, (char *)"udp" },
{ 0, 0, NULL }
};
@@ -124,12 +197,12 @@ static int gaih_inet(const char *name, const struct gaih_service *service,
{
struct gaih_typeproto *tp = gaih_inet_typeproto;
struct gaih_servtuple *st = &nullserv;
- struct gaih_addrtuple *at = &nulladdr;
+ struct gaih_addrtuple *at = NULL;
int i;
if (req->ai_protocol || req->ai_socktype) {
for (tp++; tp->name &&
- ((req->ai_socktype != tp->socktype) || !req->ai_socktype) &&
+ ((req->ai_socktype != tp->socktype) || !req->ai_socktype) &&
((req->ai_protocol != tp->protocol) || !req->ai_protocol); tp++);
if (!tp->name)
if (req->ai_socktype)
@@ -139,7 +212,7 @@ static int gaih_inet(const char *name, const struct gaih_service *service,
}
if (service) {
- if (service->name) {
+ if (service->num < 0) {
if (tp->name) {
if (i = gaih_inet_serv(service->name, tp, &st))
return i;
@@ -182,18 +255,18 @@ static int gaih_inet(const char *name, const struct gaih_service *service,
if (inet_pton(AF_INET, name, at->addr) > 0)
at->family = AF_INET;
-#ifdef INET6
+#if INET6
if (!at->family && (!req->ai_family || (req->ai_family == AF_INET6)))
if (inet_pton(AF_INET6, name, at->addr) > 0)
at->family = AF_INET6;
#endif /* INET6 */
-#ifdef HOSTTABLE
+#if HOSTTABLE
if (!at->family) {
struct hostent *h;
struct gaih_addrtuple **pat = &at;
-#ifdef INET6
+#if INET6
if (!req->ai_family || (req->ai_family == AF_INET6))
if (h = _hostname2addr_hosts(name, AF_INET6)) {
for (i = 0; h->h_addr_list[i]; i++) {
@@ -229,14 +302,35 @@ static int gaih_inet(const char *name, const struct gaih_service *service,
}
#endif /* HOSTTABLE */
-#ifdef RESOLVER
+#if RESOLVER
if (!at->family) {
struct hostent *h;
struct gaih_addrtuple **pat = &at;
-#ifdef INET6
- if (!req->ai_family || (req->ai_family == AF_INET6))
- if (h = gethostbyname2(name, AF_INET6)) {
+#if INET6
+ if (!req->ai_family || (req->ai_family == AF_INET6)) {
+ int herrno;
+ int tmpbuflen = 1024;
+ struct hostent th;
+ char *tmpbuf = __alloca(tmpbuflen);
+ while (__gethostbyname2_r(name, AF_INET6, &th, tmpbuf, tmpbuflen,
+ &h, &herrno)) {
+ if (herrno == NETDB_INTERNAL) {
+ if (errno == ERANGE) {
+ /* Need more buffer */
+ tmpbuflen *= 2;
+ tmpbuf = __alloca(tmpbuflen);
+ } else {
+ /* Bail out */
+ __set_h_errno(herrno);
+ i = -EAI_SYSTEM;
+ goto ret;
+ }
+ } else {
+ break;
+ }
+ }
+ if (h) {
for (i = 0; h->h_addr_list[i]; i++) {
if (!*pat) {
if (!(*pat = malloc(sizeof(struct gaih_addrtuple)))) {
@@ -250,10 +344,32 @@ static int gaih_inet(const char *name, const struct gaih_service *service,
pat = &((*pat)->next);
}
}
+ }
#endif /* INET6 */
- if (!req->ai_family || (req->ai_family == AF_INET))
- if (h = gethostbyname2(name, AF_INET)) {
+ if (!req->ai_family || (req->ai_family == AF_INET)) {
+ int herrno;
+ struct hostent th;
+ int tmpbuflen = 1024;
+ char *tmpbuf = __alloca(tmpbuflen);
+ while (__gethostbyname2_r(name, AF_INET, &th, tmpbuf, tmpbuflen,
+ &h, &herrno)) {
+ if (herrno == NETDB_INTERNAL) {
+ if (errno == ERANGE) {
+ /* Need more buffer */
+ tmpbuflen *= 2;
+ tmpbuf = __alloca(tmpbuflen);
+ } else {
+ /* Bail out */
+ __set_h_errno(herrno);
+ i = -EAI_SYSTEM;
+ goto ret;
+ }
+ } else {
+ break;
+ }
+ }
+ if (h) {
for (i = 0; h->h_addr_list[i]; i++) {
if (!*pat) {
if (!(*pat = malloc(sizeof(struct gaih_addrtuple)))) {
@@ -267,20 +383,39 @@ static int gaih_inet(const char *name, const struct gaih_service *service,
pat = &((*pat)->next);
}
}
+ }
}
#endif /* RESOLVER */
if (!at->family)
return (GAIH_OKIFUNSPEC | -EAI_NONAME);
} else {
- memset(&nulladdr, 0, sizeof(nulladdr));
-#ifdef INET6
- if (!req->ai_family || (req->ai_family == AF_INET6))
- nulladdr.family = AF_INET6;
- else
+ if (!(at = malloc(sizeof(struct gaih_addrtuple)))) {
+ i = -EAI_MEMORY;
+ goto ret;
+ };
+
+ memset(at, 0, sizeof(struct gaih_addrtuple));
+
+#if INET6
+ if (!(at->next = malloc(sizeof(struct gaih_addrtuple)))) {
+ i = -EAI_MEMORY;
+ goto ret;
+ };
+
+ at->family = AF_INET6;
+
+ memset(at->next, 0, sizeof(struct gaih_addrtuple));
+ at->next->family = AF_INET;
+#else /* INET6 */
+ at->family = AF_INET;
#endif /* INET6 */
- nulladdr.family = AF_INET;
- }
+ };
+
+ if (!pai) {
+ i = 0;
+ goto ret;
+ };
{
const char *c = NULL;
@@ -288,7 +423,7 @@ static int gaih_inet(const char *name, const struct gaih_service *service,
struct gaih_addrtuple *at2 = at;
int j;
#ifndef MAXHOSTNAMELEN
-# define MAXHOSTNAMELEN 128
+#define MAXHOSTNAMELEN 128
#endif /* MAXHOSTNAMELEN */
char buffer[MAXHOSTNAMELEN];
@@ -296,24 +431,44 @@ static int gaih_inet(const char *name, const struct gaih_service *service,
if (req->ai_flags & AI_CANONNAME) {
struct hostent *h = NULL;
-#ifdef RESOLVER
- h = gethostbyaddr(at2->addr,
-#ifdef INET6
- (at2->family == AF_INET6) ? sizeof(struct in6_addr) :
+#if RESOLVER
+ int herrno;
+ struct hostent th;
+ int tmpbuflen = 1024;
+ char *tmpbuf = __alloca(tmpbuflen);
+ while (__gethostbyaddr_r(at2->addr,
+#if INET6
+ (at2->family == AF_INET6) ? sizeof(struct in6_addr) :
#endif /* INET6 */
- sizeof(struct in_addr), at2->family);
+ sizeof(struct in_addr), at2->family,
+ &th, tmpbuf, tmpbuflen, &h, &herrno)) {
+ if (herrno == NETDB_INTERNAL) {
+ if (errno == ERANGE) {
+ /* Need more buffer */
+ tmpbuflen *= 2;
+ tmpbuf = __alloca(tmpbuflen);
+ } else {
+ /* Bail out */
+ __set_h_errno(herrno);
+ i = -EAI_SYSTEM;
+ goto ret;
+ }
+ } else {
+ break;
+ }
+ }
#endif /* RESOLVER */
-#ifdef HOSTTABLE
+#if HOSTTABLE
if (!h)
h = _addr2hostname_hosts(at2->addr,
-#ifdef INET6
- (at2->family == AF_INET6) ? sizeof(struct in6_addr) :
+#if INET6
+ (at2->family == AF_INET6) ? sizeof(struct in6_addr) :
#endif /* INET6 */
sizeof(struct in_addr), at2->family);
#endif /* HOSTTABLE */
if (!h)
- c = inet_ntop(at2->family, at2->addr, buffer, sizeof(buffer));
+ c = inet_ntop(at2->family, at2->addr, buffer, sizeof(buffer));
else
c = h->h_name;
@@ -326,7 +481,7 @@ static int gaih_inet(const char *name, const struct gaih_service *service,
} else
j = 0;
-#ifdef INET6
+#if INET6
if (at2->family == AF_INET6)
i = sizeof(struct sockaddr_in6);
else
@@ -351,7 +506,7 @@ static int gaih_inet(const char *name, const struct gaih_service *service,
((struct sockaddr_in *)(*pai)->ai_addr)->sin_family = at2->family;
((struct sockaddr_in *)(*pai)->ai_addr)->sin_port = st2->port;
-#ifdef INET6
+#if INET6
if (at2->family == AF_INET6) {
((struct sockaddr_in6 *)(*pai)->ai_addr)->sin6_flowinfo = 0;
memcpy(&((struct sockaddr_in6 *)(*pai)->ai_addr)->sin6_addr, at2->addr, sizeof(struct in6_addr));
@@ -361,7 +516,7 @@ static int gaih_inet(const char *name, const struct gaih_service *service,
memcpy(&((struct sockaddr_in *)(*pai)->ai_addr)->sin_addr, at2->addr, sizeof(struct in_addr));
memset(((struct sockaddr_in *)(*pai)->ai_addr)->sin_zero, 0, sizeof(((struct sockaddr_in *)(*pai)->ai_addr)->sin_zero));
}
-
+
if (c) {
(*pai)->ai_canonname = (void *)(*pai) + sizeof(struct addrinfo) + i;
strcpy((*pai)->ai_canonname, c);
@@ -388,7 +543,7 @@ ret:
st = st2;
}
}
- if (at != &nulladdr) {
+ if (at) {
struct gaih_addrtuple *at2 = at;
while(at) {
at2 = at->next;
@@ -406,24 +561,34 @@ struct gaih {
};
static struct gaih gaih[] = {
-#ifdef INET6
+#if INET6
{ PF_INET6, gaih_inet },
#endif /* INET6 */
{ PF_INET, gaih_inet },
+#if LOCAL
+ { PF_LOCAL, gaih_local },
+#endif /* LOCAL */
{ PF_UNSPEC, NULL }
};
int getaddrinfo(const char *name, const char *service,
const struct addrinfo *req, struct addrinfo **pai)
{
- int i = 0;
- int j = 0;
- struct addrinfo *p = NULL, **end = &p;
+ int i = 0, j = 0;
+ struct addrinfo *p = NULL, **end;
struct gaih *g = gaih, *pg = NULL;
struct gaih_service gaih_service, *pservice;
+ if (name && (name[0] == '*') && !name[1])
+ name = NULL;
+
+ if (service && (service[0] == '*') && !service[1])
+ service = NULL;
+
+#if BROKEN_LIKE_POSIX
if (!name && !service)
return EAI_NONAME;
+#endif /* BROKEN_LIKE_POSIX */
if (!req)
req = &nullreq;
@@ -437,26 +602,35 @@ int getaddrinfo(const char *name, const char *service,
if (service && *service) {
char *c;
gaih_service.num = strtoul(gaih_service.name = (void *)service, &c, 10);
- if (!*c) {
- if (!req->ai_socktype)
- return EAI_SERVICE;
- gaih_service.name = NULL;
+ if (*c) {
+ gaih_service.num = -1;
}
+#if BROKEN_LIKE_POSIX
+ else
+ if (!req->ai_socktype)
+ return EAI_SERVICE;
+#endif /* BROKEN_LIKE_POSIX */
pservice = &gaih_service;
} else
pservice = NULL;
+ if (pai)
+ end = &p;
+ else
+ end = NULL;
+
while(g->gaih) {
if ((req->ai_family == g->family) || !req->ai_family) {
j++;
if (!((pg && (pg->gaih == g->gaih)))) {
pg = g;
- if ((i = g->gaih(name, pservice, req, end))) {
+ if (i = g->gaih(name, pservice, req, end)) {
if (!req->ai_family && (i & GAIH_OKIFUNSPEC))
continue;
goto gaih_err;
}
- while(*end) end = &((*end)->ai_next);
+ if (end)
+ while(*end) end = &((*end)->ai_next);
}
}
g++;
@@ -470,6 +644,9 @@ int getaddrinfo(const char *name, const char *service,
return 0;
}
+ if (!pai && !i)
+ return 0;
+
gaih_err:
if (p)
freeaddrinfo(p);