-/* $NetBSD: getnameinfo.c,v 1.45 2006/10/15 16:14:46 christos Exp $ */\r
-/* $KAME: getnameinfo.c,v 1.45 2000/09/25 22:43:56 itojun Exp $ */\r
+/** @file\r
+ Copyright (c) 2010 - 2014, Intel Corporation. All rights reserved.<BR>\r
+ This program and the accompanying materials are licensed and made available\r
+ under the terms and conditions of the BSD License which accompanies this\r
+ distribution. The full text of the license may be found at\r
+ http://opensource.org/licenses/bsd-license.php.\r
+\r
+ THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
+ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
+**/\r
+/* $NetBSD: getnameinfo.c,v 1.45 2006/10/15 16:14:46 christos Exp $ */\r
+/* $KAME: getnameinfo.c,v 1.45 2000/09/25 22:43:56 itojun Exp $ */\r
\r
/*\r
* Copyright (c) 2000 Ben Harris.\r
);\r
\r
static const struct afd {\r
- int a_af;\r
- socklen_t a_addrlen;\r
- socklen_t a_socklen;\r
- int a_off;\r
+ int a_af;\r
+ socklen_t a_addrlen;\r
+ socklen_t a_socklen;\r
+ int a_off;\r
} afdl [] = {\r
#ifdef INET6\r
- {PF_INET6, sizeof(struct in6_addr), sizeof(struct sockaddr_in6),\r
- offsetof(struct sockaddr_in6, sin6_addr)},\r
+ {PF_INET6, sizeof(struct in6_addr), sizeof(struct sockaddr_in6),\r
+ offsetof(struct sockaddr_in6, sin6_addr)},\r
#endif\r
- {PF_INET, sizeof(struct in_addr), sizeof(struct sockaddr_in),\r
- offsetof(struct sockaddr_in, sin_addr)},\r
- {0, 0, 0, 0},\r
+ {PF_INET, sizeof(struct in_addr), sizeof(struct sockaddr_in),\r
+ offsetof(struct sockaddr_in, sin_addr)},\r
+ {0, 0, 0, 0},\r
};\r
\r
struct sockinet {\r
- u_char si_len;\r
- u_char si_family;\r
- u_short si_port;\r
+ u_char si_len;\r
+ u_char si_family;\r
+ u_short si_port;\r
};\r
\r
static int getnameinfo_inet __P((const struct sockaddr *, socklen_t, char *,\r
socklen_t, char *, socklen_t, int));\r
#ifdef INET6\r
static int ip6_parsenumeric __P((const struct sockaddr *, const char *, char *,\r
- socklen_t, int));\r
+ socklen_t, int));\r
static int ip6_sa2str __P((const struct sockaddr_in6 *, char *, size_t,\r
- int));\r
+ int));\r
#endif\r
static int getnameinfo_link __P((const struct sockaddr *, socklen_t, char *,\r
socklen_t, char *, socklen_t, int));\r
)\r
{\r
\r
- switch (sa->sa_family) {\r
- case AF_INET:\r
- case AF_INET6:\r
- return getnameinfo_inet(sa, salen, host, hostlen,\r
- serv, servlen, flags);\r
- case AF_LINK:\r
- return getnameinfo_link(sa, salen, host, hostlen,\r
- serv, servlen, flags);\r
- default:\r
- return EAI_FAMILY;\r
- }\r
+ switch (sa->sa_family) {\r
+ case AF_INET:\r
+ case AF_INET6:\r
+ return getnameinfo_inet(sa, salen, host, hostlen,\r
+ serv, servlen, flags);\r
+ case AF_LINK:\r
+ return getnameinfo_link(sa, salen, host, hostlen,\r
+ serv, servlen, flags);\r
+ default:\r
+ return EAI_FAMILY;\r
+ }\r
}\r
\r
\r
int flags\r
)\r
{\r
- const struct afd *afd;\r
- struct servent *sp;\r
- struct hostent *hp;\r
- u_short port;\r
- int family, i;\r
- const char *addr;\r
- u_int32_t v4a;\r
- char numserv[512];\r
- char numaddr[512];\r
-\r
- /* sa is checked below */\r
- /* host may be NULL */\r
- /* serv may be NULL */\r
-\r
- if (sa == NULL)\r
- return EAI_FAIL;\r
+ const struct afd *afd;\r
+ struct servent *sp;\r
+ struct hostent *hp;\r
+ u_short port;\r
+ int family, i;\r
+ const char *addr;\r
+ u_int32_t v4a;\r
+ char numserv[512];\r
+ char numaddr[512];\r
+\r
+ /* sa is checked below */\r
+ /* host may be NULL */\r
+ /* serv may be NULL */\r
+\r
+ if (sa == NULL)\r
+ return EAI_FAIL;\r
\r
#ifdef BSD4_4\r
- if (sa->sa_len != salen)\r
- return EAI_FAIL;\r
+ if (sa->sa_len != salen)\r
+ return EAI_FAIL;\r
#endif\r
\r
- family = sa->sa_family;\r
- for (i = 0; afdl[i].a_af; i++)\r
- if (afdl[i].a_af == family) {\r
- afd = &afdl[i];\r
- goto found;\r
- }\r
- return EAI_FAMILY;\r
+ family = sa->sa_family;\r
+ for (i = 0; afdl[i].a_af; i++)\r
+ if (afdl[i].a_af == family) {\r
+ afd = &afdl[i];\r
+ goto found;\r
+ }\r
+ return EAI_FAMILY;\r
\r
found:\r
- if (salen != afd->a_socklen)\r
- return EAI_FAIL;\r
-\r
- /* network byte order */\r
- port = ((const struct sockinet *)(const void *)sa)->si_port;\r
- addr = (const char *)(const void *)sa + afd->a_off;\r
-\r
- if (serv == NULL || servlen == 0) {\r
- /*\r
- * do nothing in this case.\r
- * in case you are wondering if "&&" is more correct than\r
- * "||" here: rfc2553bis-03 says that serv == NULL OR\r
- * servlen == 0 means that the caller does not want the result.\r
- */\r
- } else {\r
- if (flags & NI_NUMERICSERV)\r
- sp = NULL;\r
- else {\r
- struct servent_data svd;\r
-// struct servent sv;\r
-\r
- (void)memset(&svd, 0, sizeof(svd));\r
- sp = getservbyport_r(port,\r
- (flags & NI_DGRAM) ? "udp" : "tcp", &sv, &svd);\r
- endservent_r(&svd);\r
- }\r
- if (sp) {\r
- if (strlen(sp->s_name) + 1 > servlen)\r
- return EAI_MEMORY;\r
- strlcpy(serv, sp->s_name, servlen);\r
- } else {\r
- snprintf(numserv, sizeof(numserv), "%u", ntohs(port));\r
- if (strlen(numserv) + 1 > servlen)\r
- return EAI_MEMORY;\r
- strlcpy(serv, numserv, servlen);\r
- }\r
- }\r
-\r
- switch (sa->sa_family) {\r
- case AF_INET:\r
- v4a = (u_int32_t)\r
- ntohl(((const struct sockaddr_in *)\r
- (const void *)sa)->sin_addr.s_addr);\r
- if (IN_MULTICAST(v4a) || IN_EXPERIMENTAL(v4a))\r
- flags |= NI_NUMERICHOST;\r
- v4a >>= IN_CLASSA_NSHIFT;\r
- if (v4a == 0)\r
- flags |= NI_NUMERICHOST;\r
- break;\r
+ if (salen != afd->a_socklen)\r
+ return EAI_FAIL;\r
+\r
+ /* network byte order */\r
+ port = ((const struct sockinet *)(const void *)sa)->si_port;\r
+ addr = (const char *)(const void *)sa + afd->a_off;\r
+\r
+ if (serv == NULL || servlen == 0) {\r
+ /*\r
+ * do nothing in this case.\r
+ * in case you are wondering if "&&" is more correct than\r
+ * "||" here: rfc2553bis-03 says that serv == NULL OR\r
+ * servlen == 0 means that the caller does not want the result.\r
+ */\r
+ } else {\r
+ if (flags & NI_NUMERICSERV)\r
+ sp = NULL;\r
+ else {\r
+ struct servent_data svd;\r
+// struct servent sv;\r
+\r
+ (void)memset(&svd, 0, sizeof(svd));\r
+ sp = getservbyport_r(port,\r
+ (flags & NI_DGRAM) ? "udp" : "tcp", &sv, &svd);\r
+ endservent_r(&svd);\r
+ }\r
+ if (sp) {\r
+ if (strlen(sp->s_name) + 1 > servlen)\r
+ return EAI_MEMORY;\r
+ strlcpy(serv, sp->s_name, servlen);\r
+ } else {\r
+ snprintf(numserv, sizeof(numserv), "%u", ntohs(port));\r
+ if (strlen(numserv) + 1 > servlen)\r
+ return EAI_MEMORY;\r
+ strlcpy(serv, numserv, servlen);\r
+ }\r
+ }\r
+\r
+ switch (sa->sa_family) {\r
+ case AF_INET:\r
+ v4a = (u_int32_t)\r
+ ntohl(((const struct sockaddr_in *)\r
+ (const void *)sa)->sin_addr.s_addr);\r
+ if (IN_MULTICAST(v4a) || IN_EXPERIMENTAL(v4a))\r
+ flags |= NI_NUMERICHOST;\r
+ v4a >>= IN_CLASSA_NSHIFT;\r
+ if (v4a == 0)\r
+ flags |= NI_NUMERICHOST;\r
+ break;\r
#ifdef INET6\r
- case AF_INET6:\r
- {\r
- const struct sockaddr_in6 *sin6;\r
- sin6 = (const struct sockaddr_in6 *)(const void *)sa;\r
- switch (sin6->sin6_addr.s6_addr[0]) {\r
- case 0x00:\r
- if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr))\r
- ;\r
- else if (IN6_IS_ADDR_LOOPBACK(&sin6->sin6_addr))\r
- ;\r
- else\r
- flags |= NI_NUMERICHOST;\r
- break;\r
- default:\r
- if (IN6_IS_ADDR_LINKLOCAL(&sin6->sin6_addr)) {\r
- flags |= NI_NUMERICHOST;\r
- }\r
- else if (IN6_IS_ADDR_MULTICAST(&sin6->sin6_addr))\r
- flags |= NI_NUMERICHOST;\r
- break;\r
- }\r
- }\r
- break;\r
+ case AF_INET6:\r
+ {\r
+ const struct sockaddr_in6 *sin6;\r
+ sin6 = (const struct sockaddr_in6 *)(const void *)sa;\r
+ switch (sin6->sin6_addr.s6_addr[0]) {\r
+ case 0x00:\r
+ if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr))\r
+ ;\r
+ else if (IN6_IS_ADDR_LOOPBACK(&sin6->sin6_addr))\r
+ ;\r
+ else\r
+ flags |= NI_NUMERICHOST;\r
+ break;\r
+ default:\r
+ if (IN6_IS_ADDR_LINKLOCAL(&sin6->sin6_addr)) {\r
+ flags |= NI_NUMERICHOST;\r
+ }\r
+ else if (IN6_IS_ADDR_MULTICAST(&sin6->sin6_addr))\r
+ flags |= NI_NUMERICHOST;\r
+ break;\r
+ }\r
+ }\r
+ break;\r
#endif\r
- }\r
- if (host == NULL || hostlen == 0) {\r
- /*\r
- * do nothing in this case.\r
- * in case you are wondering if "&&" is more correct than\r
- * "||" here: rfc2553bis-03 says that host == NULL or\r
- * hostlen == 0 means that the caller does not want the result.\r
- */\r
- } else if (flags & NI_NUMERICHOST) {\r
- size_t numaddrlen;\r
-\r
- /* NUMERICHOST and NAMEREQD conflicts with each other */\r
- if (flags & NI_NAMEREQD)\r
- return EAI_NONAME;\r
-\r
- switch(afd->a_af) {\r
+ }\r
+ if (host == NULL || hostlen == 0) {\r
+ /*\r
+ * do nothing in this case.\r
+ * in case you are wondering if "&&" is more correct than\r
+ * "||" here: rfc2553bis-03 says that host == NULL or\r
+ * hostlen == 0 means that the caller does not want the result.\r
+ */\r
+ } else if (flags & NI_NUMERICHOST) {\r
+ size_t numaddrlen;\r
+\r
+ /* NUMERICHOST and NAMEREQD conflicts with each other */\r
+ if (flags & NI_NAMEREQD)\r
+ return EAI_NONAME;\r
+\r
+ switch(afd->a_af) {\r
#ifdef INET6\r
- case AF_INET6:\r
- {\r
- int error;\r
-\r
- if ((error = ip6_parsenumeric(sa, addr, host,\r
- hostlen, flags)) != 0)\r
- return(error);\r
- break;\r
- }\r
+ case AF_INET6:\r
+ {\r
+ int error;\r
+\r
+ if ((error = ip6_parsenumeric(sa, addr, host,\r
+ hostlen, flags)) != 0)\r
+ return(error);\r
+ break;\r
+ }\r
#endif\r
- default:\r
- if (inet_ntop(afd->a_af, addr, numaddr, sizeof(numaddr))\r
- == NULL)\r
- return EAI_SYSTEM;\r
- numaddrlen = strlen(numaddr);\r
- if (numaddrlen + 1 > hostlen) /* don't forget terminator */\r
- return EAI_MEMORY;\r
- strlcpy(host, numaddr, hostlen);\r
- break;\r
- }\r
- } else {\r
- hp = gethostbyaddr(addr, afd->a_addrlen, afd->a_af);\r
-\r
- if (hp) {\r
+ default:\r
+ if (inet_ntop(afd->a_af, addr, numaddr, sizeof(numaddr))\r
+ == NULL)\r
+ return EAI_SYSTEM;\r
+ numaddrlen = strlen(numaddr);\r
+ if (numaddrlen + 1 > hostlen) /* don't forget terminator */\r
+ return EAI_MEMORY;\r
+ strlcpy(host, numaddr, hostlen);\r
+ break;\r
+ }\r
+ } else {\r
+ hp = gethostbyaddr(addr, afd->a_addrlen, afd->a_af);\r
+\r
+ if (hp) {\r
#if 0\r
- /*\r
- * commented out, since "for local host" is not\r
- * implemented here - see RFC2553 p30\r
- */\r
- if (flags & NI_NOFQDN) {\r
- char *p;\r
- p = strchr(hp->h_name, '.');\r
- if (p)\r
- *p = '\0';\r
- }\r
+ /*\r
+ * commented out, since "for local host" is not\r
+ * implemented here - see RFC2553 p30\r
+ */\r
+ if (flags & NI_NOFQDN) {\r
+ char *p;\r
+ p = strchr(hp->h_name, '.');\r
+ if (p)\r
+ *p = '\0';\r
+ }\r
#endif\r
- if (strlen(hp->h_name) + 1 > hostlen) {\r
- return EAI_MEMORY;\r
- }\r
- strlcpy(host, hp->h_name, hostlen);\r
- } else {\r
- if (flags & NI_NAMEREQD)\r
- return EAI_NONAME;\r
- switch(afd->a_af) {\r
+ if (strlen(hp->h_name) + 1 > hostlen) {\r
+ return EAI_MEMORY;\r
+ }\r
+ strlcpy(host, hp->h_name, hostlen);\r
+ } else {\r
+ if (flags & NI_NAMEREQD)\r
+ return EAI_NONAME;\r
+ switch(afd->a_af) {\r
#ifdef INET6\r
- case AF_INET6:\r
- {\r
- int error;\r
-\r
- if ((error = ip6_parsenumeric(sa, addr, host,\r
- hostlen,\r
- flags)) != 0)\r
- return(error);\r
- break;\r
- }\r
+ case AF_INET6:\r
+ {\r
+ int error;\r
+\r
+ if ((error = ip6_parsenumeric(sa, addr, host,\r
+ hostlen,\r
+ flags)) != 0)\r
+ return(error);\r
+ break;\r
+ }\r
#endif\r
- default:\r
- if (inet_ntop(afd->a_af, addr, host,\r
- hostlen) == NULL)\r
- return EAI_SYSTEM;\r
- break;\r
- }\r
- }\r
- }\r
- return(0);\r
+ default:\r
+ if (inet_ntop(afd->a_af, addr, host,\r
+ hostlen) == NULL)\r
+ return EAI_SYSTEM;\r
+ break;\r
+ }\r
+ }\r
+ }\r
+ return(0);\r
}\r
\r
#ifdef INET6\r
int flags\r
)\r
{\r
- size_t numaddrlen;\r
- char numaddr[512];\r
-\r
- _DIAGASSERT(sa != NULL);\r
- _DIAGASSERT(addr != NULL);\r
- _DIAGASSERT(host != NULL);\r
-\r
- if (inet_ntop(AF_INET6, addr, numaddr, sizeof(numaddr)) == NULL)\r
- return EAI_SYSTEM;\r
-\r
- numaddrlen = strlen(numaddr);\r
- if (numaddrlen + 1 > hostlen) /* don't forget terminator */\r
- return EAI_OVERFLOW;\r
- strlcpy(host, numaddr, hostlen);\r
-\r
- if (((const struct sockaddr_in6 *)(const void *)sa)->sin6_scope_id) {\r
- char zonebuf[MAXHOSTNAMELEN];\r
- int zonelen;\r
-\r
- zonelen = ip6_sa2str(\r
- (const struct sockaddr_in6 *)(const void *)sa,\r
- zonebuf, sizeof(zonebuf), flags);\r
- if (zonelen < 0)\r
- return EAI_OVERFLOW;\r
- if ((size_t) zonelen + 1 + numaddrlen + 1 > hostlen)\r
- return EAI_OVERFLOW;\r
- /* construct <numeric-addr><delim><zoneid> */\r
- memcpy(host + numaddrlen + 1, zonebuf,\r
- (size_t)zonelen);\r
- host[numaddrlen] = SCOPE_DELIMITER;\r
- host[numaddrlen + 1 + zonelen] = '\0';\r
- }\r
-\r
- return 0;\r
+ size_t numaddrlen;\r
+ char numaddr[512];\r
+\r
+ _DIAGASSERT(sa != NULL);\r
+ _DIAGASSERT(addr != NULL);\r
+ _DIAGASSERT(host != NULL);\r
+\r
+ if (inet_ntop(AF_INET6, addr, numaddr, sizeof(numaddr)) == NULL)\r
+ return EAI_SYSTEM;\r
+\r
+ numaddrlen = strlen(numaddr);\r
+ if (numaddrlen + 1 > hostlen) /* don't forget terminator */\r
+ return EAI_OVERFLOW;\r
+ strlcpy(host, numaddr, hostlen);\r
+\r
+ if (((const struct sockaddr_in6 *)(const void *)sa)->sin6_scope_id) {\r
+ char zonebuf[MAXHOSTNAMELEN];\r
+ int zonelen;\r
+\r
+ zonelen = ip6_sa2str(\r
+ (const struct sockaddr_in6 *)(const void *)sa,\r
+ zonebuf, sizeof(zonebuf), flags);\r
+ if (zonelen < 0)\r
+ return EAI_OVERFLOW;\r
+ if ((size_t) zonelen + 1 + numaddrlen + 1 > hostlen)\r
+ return EAI_OVERFLOW;\r
+ /* construct <numeric-addr><delim><zoneid> */\r
+ memcpy(host + numaddrlen + 1, zonebuf,\r
+ (size_t)zonelen);\r
+ host[numaddrlen] = SCOPE_DELIMITER;\r
+ host[numaddrlen + 1 + zonelen] = '\0';\r
+ }\r
+\r
+ return 0;\r
}\r
\r
/* ARGSUSED */\r
int flags\r
)\r
{\r
- unsigned int ifindex;\r
- const struct in6_addr *a6;\r
- int n;\r
+#if 0\r
+ unsigned int ifindex;\r
+ const struct in6_addr *a6;\r
+#endif\r
+ int n;\r
\r
- _DIAGASSERT(sa6 != NULL);\r
- _DIAGASSERT(buf != NULL);\r
+ _DIAGASSERT(sa6 != NULL);\r
+ _DIAGASSERT(buf != NULL);\r
\r
- ifindex = (unsigned int)sa6->sin6_scope_id;\r
- a6 = &sa6->sin6_addr;\r
+#if 0\r
+ ifindex = (unsigned int)sa6->sin6_scope_id;\r
+ a6 = &sa6->sin6_addr;\r
+#endif\r
\r
#ifdef NI_NUMERICSCOPE\r
- if ((flags & NI_NUMERICSCOPE) != 0) {\r
- n = snprintf(buf, bufsiz, "%u", sa6->sin6_scope_id);\r
- if ((n < 0) || ((size_t)n >= bufsiz))\r
- return -1;\r
- else\r
- return n;\r
- }\r
+ if ((flags & NI_NUMERICSCOPE) != 0) {\r
+ n = snprintf(buf, bufsiz, "%u", sa6->sin6_scope_id);\r
+ if ((n < 0) || ((size_t)n >= bufsiz))\r
+ return -1;\r
+ else\r
+ return n;\r
+ }\r
#endif\r
\r
#if 0\r
- /* if_indextoname() does not take buffer size. not a good api... */\r
- if ((IN6_IS_ADDR_LINKLOCAL(a6) || IN6_IS_ADDR_MC_LINKLOCAL(a6)) &&\r
- bufsiz >= IF_NAMESIZE) {\r
- char *p = if_indextoname(ifindex, buf);\r
- if (p) {\r
- return(strlen(p));\r
- }\r
- }\r
+ /* if_indextoname() does not take buffer size. not a good api... */\r
+ if ((IN6_IS_ADDR_LINKLOCAL(a6) || IN6_IS_ADDR_MC_LINKLOCAL(a6)) &&\r
+ bufsiz >= IF_NAMESIZE) {\r
+ char *p = if_indextoname(ifindex, buf);\r
+ if (p) {\r
+ return(strlen(p));\r
+ }\r
+ }\r
#endif // 0\r
\r
- /* last resort */\r
- n = snprintf(buf, bufsiz, "%u", sa6->sin6_scope_id);\r
- if (n < 0 || (size_t) n >= bufsiz)\r
- return -1;\r
- else\r
- return n;\r
+ /* last resort */\r
+ n = snprintf(buf, bufsiz, "%u", sa6->sin6_scope_id);\r
+ if (n < 0 || (size_t) n >= bufsiz)\r
+ return -1;\r
+ else\r
+ return n;\r
}\r
#endif /* INET6 */\r
\r
int flags\r
)\r
{\r
- const struct sockaddr_dl *sdl =\r
- (const struct sockaddr_dl *)(const void *)sa;\r
-// const struct ieee1394_hwaddr *iha;\r
- int n;\r
-\r
- if (serv != NULL && servlen > 0)\r
- *serv = '\0';\r
-\r
- if (sdl->sdl_nlen == 0 && sdl->sdl_alen == 0 && sdl->sdl_slen == 0) {\r
- n = snprintf(host, hostlen, "link#%u", sdl->sdl_index);\r
- if (n < 0 || (socklen_t) n > hostlen) {\r
- *host = '\0';\r
- return EAI_MEMORY;\r
- }\r
- return 0;\r
- }\r
+ const struct sockaddr_dl *sdl =\r
+ (const struct sockaddr_dl *)(const void *)sa;\r
+// const struct ieee1394_hwaddr *iha;\r
+ int n;\r
+\r
+ if (serv != NULL && servlen > 0)\r
+ *serv = '\0';\r
+\r
+ if (sdl->sdl_nlen == 0 && sdl->sdl_alen == 0 && sdl->sdl_slen == 0) {\r
+ n = snprintf(host, hostlen, "link#%u", sdl->sdl_index);\r
+ if (n < 0 || (socklen_t) n > hostlen) {\r
+ *host = '\0';\r
+ return EAI_MEMORY;\r
+ }\r
+ return 0;\r
+ }\r
\r
#if 0\r
- switch (sdl->sdl_type) {\r
+ switch (sdl->sdl_type) {\r
#ifdef IFT_ECONET\r
- case IFT_ECONET:\r
- if (sdl->sdl_alen < 2)\r
- return EAI_FAMILY;\r
- if (CLLADDR(sdl)[1] == 0)\r
- n = snprintf(host, hostlen, "%u", CLLADDR(sdl)[0]);\r
- else\r
- n = snprintf(host, hostlen, "%u.%u",\r
- CLLADDR(sdl)[1], CLLADDR(sdl)[0]);\r
- if (n < 0 || (socklen_t) n >= hostlen) {\r
- *host = '\0';\r
- return EAI_MEMORY;\r
- } else\r
- return 0;\r
+ case IFT_ECONET:\r
+ if (sdl->sdl_alen < 2)\r
+ return EAI_FAMILY;\r
+ if (CLLADDR(sdl)[1] == 0)\r
+ n = snprintf(host, hostlen, "%u", CLLADDR(sdl)[0]);\r
+ else\r
+ n = snprintf(host, hostlen, "%u.%u",\r
+ CLLADDR(sdl)[1], CLLADDR(sdl)[0]);\r
+ if (n < 0 || (socklen_t) n >= hostlen) {\r
+ *host = '\0';\r
+ return EAI_MEMORY;\r
+ } else\r
+ return 0;\r
#endif\r
- case IFT_IEEE1394:\r
- if (sdl->sdl_alen < sizeof(iha->iha_uid))\r
- return EAI_FAMILY;\r
- iha =\r
- (const struct ieee1394_hwaddr *)(const void *)CLLADDR(sdl);\r
- return hexname(iha->iha_uid, sizeof(iha->iha_uid),\r
- host, hostlen);\r
- /*\r
- * The following have zero-length addresses.\r
- * IFT_ATM (net/if_atmsubr.c)\r
- * IFT_FAITH (net/if_faith.c)\r
- * IFT_GIF (net/if_gif.c)\r
- * IFT_LOOP (net/if_loop.c)\r
- * IFT_PPP (net/if_ppp.c, net/if_spppsubr.c)\r
- * IFT_SLIP (net/if_sl.c, net/if_strip.c)\r
- * IFT_STF (net/if_stf.c)\r
- * IFT_L2VLAN (net/if_vlan.c)\r
- * IFT_PROPVIRTUAL (net/if_bridge.h>\r
- */\r
- /*\r
- * The following use IPv4 addresses as link-layer addresses:\r
- * IFT_OTHER (net/if_gre.c)\r
- */\r
- case IFT_ARCNET: /* default below is believed correct for all these. */\r
- case IFT_ETHER:\r
- case IFT_FDDI:\r
- case IFT_HIPPI:\r
- case IFT_ISO88025:\r
- default:\r
+ case IFT_IEEE1394:\r
+ if (sdl->sdl_alen < sizeof(iha->iha_uid))\r
+ return EAI_FAMILY;\r
+ iha =\r
+ (const struct ieee1394_hwaddr *)(const void *)CLLADDR(sdl);\r
+ return hexname(iha->iha_uid, sizeof(iha->iha_uid),\r
+ host, hostlen);\r
+ /*\r
+ * The following have zero-length addresses.\r
+ * IFT_ATM (net/if_atmsubr.c)\r
+ * IFT_FAITH (net/if_faith.c)\r
+ * IFT_GIF (net/if_gif.c)\r
+ * IFT_LOOP (net/if_loop.c)\r
+ * IFT_PPP (net/if_ppp.c, net/if_spppsubr.c)\r
+ * IFT_SLIP (net/if_sl.c, net/if_strip.c)\r
+ * IFT_STF (net/if_stf.c)\r
+ * IFT_L2VLAN (net/if_vlan.c)\r
+ * IFT_PROPVIRTUAL (net/if_bridge.h>\r
+ */\r
+ /*\r
+ * The following use IPv4 addresses as link-layer addresses:\r
+ * IFT_OTHER (net/if_gre.c)\r
+ */\r
+ case IFT_ARCNET: /* default below is believed correct for all these. */\r
+ case IFT_ETHER:\r
+ case IFT_FDDI:\r
+ case IFT_HIPPI:\r
+ case IFT_ISO88025:\r
+ default:\r
#endif // 0\r
- return hexname((const u_int8_t *)CLLADDR(sdl),\r
- (size_t)sdl->sdl_alen, host, hostlen);\r
-// }\r
+ return hexname((const u_int8_t *)CLLADDR(sdl),\r
+ (size_t)sdl->sdl_alen, host, hostlen);\r
+// }\r
}\r
\r
static\r
socklen_t hostlen\r
)\r
{\r
- int n;\r
- size_t i;\r
- char *outp = host;\r
-\r
- *outp = '\0';\r
- for (i = 0; i < len; i++) {\r
- n = snprintf(outp, hostlen, "%s%02x",\r
- i ? ":" : "", cp[i]);\r
- if (n < 0 || (socklen_t) n >= hostlen) {\r
- *host = '\0';\r
- return EAI_MEMORY;\r
- }\r
- outp += n;\r
- hostlen -= n;\r
- }\r
- return 0;\r
+ int n;\r
+ size_t i;\r
+ char *outp = host;\r
+\r
+ *outp = '\0';\r
+ for (i = 0; i < len; i++) {\r
+ n = snprintf(outp, hostlen, "%s%02x",\r
+ i ? ":" : "", cp[i]);\r
+ if (n < 0 || (socklen_t) n >= hostlen) {\r
+ *host = '\0';\r
+ return EAI_MEMORY;\r
+ }\r
+ outp += n;\r
+ hostlen -= n;\r
+ }\r
+ return 0;\r
}\r
projects / mirror_edk2.git / blobdiff