From 66b90161cfe1743247e87c1534621c4bbdf4df54 Mon Sep 17 00:00:00 2001
From: matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 2 Nov 2006 15:38:59 +0000
Subject: * ext/socket/socket.c (ruby_getnameinfo__aix): AF_INET6 workaround  
 for AIX.  a patch from Yutaka Kanemoto <kinpoco AT gmail.com>.  
 [ruby-dev:29744]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@11272 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ext/socket/extconf.rb |  4 ++++
 ext/socket/socket.c   | 28 ++++++++++++++++++++++++++++
 2 files changed, 32 insertions(+)

(limited to 'ext/socket')

diff --git a/ext/socket/extconf.rb b/ext/socket/extconf.rb
index 1441dee4c0..0791714e49 100644
--- a/ext/socket/extconf.rb
+++ b/ext/socket/extconf.rb
@@ -141,6 +141,10 @@ main()
       if (ai->ai_addr == NULL)
         goto bad;
 #if defined(_AIX)
+      if (ai->ai_family == AF_INET6 && passive) {
+        inet6++;
+        continue;
+      }
       ai->ai_addr->sa_len = ai->ai_addrlen;
       ai->ai_addr->sa_family = ai->ai_family;
 #endif
diff --git a/ext/socket/socket.c b/ext/socket/socket.c
index acb8cdf7d4..419f08c6de 100644
--- a/ext/socket/socket.c
+++ b/ext/socket/socket.c
@@ -188,6 +188,34 @@ ruby_getaddrinfo__aix(char *nodename, char *servname,
 }
 #undef getaddrinfo
 #define getaddrinfo(node,serv,hints,res) ruby_getaddrinfo__aix((node),(serv),(hints),(res))
+static int
+ruby_getnameinfo__aix(sa, salen, host, hostlen, serv, servlen, flags)
+     const struct sockaddr *sa;
+     size_t salen;
+     char *host;
+     size_t hostlen;
+     char *serv;
+     size_t servlen;
+     int flags;
+{
+  struct sockaddr_in6 *sa6;
+  u_int32_t *a6;
+
+  if (sa->sa_family == AF_INET6) {
+    sa6 = (struct sockaddr_in6 *)sa;
+    a6 = sa6->sin6_addr.u6_addr.u6_addr32;
+
+    if (a6[0] == 0 && a6[1] == 0 && a6[2] == 0 && a6[3] == 0) {
+      strncpy(host, "::", hostlen);
+      snprintf(serv, servlen, "%d", sa6->sin6_port);
+      return 0;
+    }
+  }
+  return getnameinfo(sa, salen, host, hostlen, serv, servlen, flags);
+}
+#undef getnameinfo
+#define getnameinfo(sa, salen, host, hostlen, serv, servlen, flags) \
+            ruby_getnameinfo__aix((sa), (salen), (host), (hostlen), (serv), (servlen), (flags))
 #ifndef CMSG_SPACE
 # define CMSG_SPACE(len) (_CMSG_ALIGN(sizeof(struct cmsghdr)) + _CMSG_ALIGN(len))
 #endif
-- 
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