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* ext/socket/socket.c (sockaddr_len): extracted from sockaddr_obj.

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(sockaddr_obj): add an argument to length of socket address.
  (socket_s_ip_address_list): call sockaddr_obj with actual socket
  address length if given, use sockaddr_len otherwise.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@39240 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
akr 2013-02-14 13:27:46 +00:00
parent 18a8046d1c
commit 1cc445fbbf
2 changed files with 53 additions and 34 deletions
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9
ChangeLog
View file

@ -1,6 +1,13 @@
Thu Feb 14 22:25:54 2013 Tanaka Akira <akr@fsij.org>
* ext/socket/socket.c (sockaddr_len): extracted from sockaddr_obj.
(sockaddr_obj): add an argument to length of socket address.
(socket_s_ip_address_list): call sockaddr_obj with actual socket
address length if given, use sockaddr_len otherwise.
Thu Feb 14 20:11:23 2013 Tanaka Akira <akr@fsij.org>
* ext/socket: always operate length of socket addess companion with
* ext/socket: always operate length of socket address companion with
socket address.
* ext/socket/rubysocket.h (rsock_make_ipaddr): add an argument for

78
ext/socket/socket.c
View file

@ -1478,29 +1478,55 @@ sock_s_unpack_sockaddr_un(VALUE self, VALUE addr)
#endif
#if defined(HAVE_GETIFADDRS) || defined(SIOCGLIFCONF) || defined(SIOCGIFCONF) || defined(_WIN32)
static VALUE
sockaddr_obj(struct sockaddr *addr)
static socklen_t
sockaddr_len(struct sockaddr *addr)
{
if (addr == NULL)
return 0;
#ifdef HAVE_STRUCT_SOCKADDR_SA_LEN
if (addr->sa_len != 0)
return addr->sa_len;
#endif
switch (addr->sa_family) {
case AF_INET:
return (socklen_t)sizeof(struct sockaddr_in);
#ifdef AF_INET6
case AF_INET6:
return (socklen_t)sizeof(struct sockaddr_in6);
#endif
#ifdef HAVE_SYS_UN_H
case AF_UNIX:
return (socklen_t)sizeof(struct sockaddr_un);
#endif
default:
return (socklen_t)sizeof(struct sockaddr_in);
}
}
static VALUE
sockaddr_obj(struct sockaddr *addr, socklen_t len)
{
socklen_t len;
#if defined(AF_INET6) && defined(__KAME__)
struct sockaddr_in6 addr6;
#endif
if (addr == NULL)
return Qnil;
len = sockaddr_len(addr);
switch (addr->sa_family) {
case AF_INET:
len = (socklen_t)sizeof(struct sockaddr_in);
break;
#ifdef AF_INET6
case AF_INET6:
len = (socklen_t)sizeof(struct sockaddr_in6);
# ifdef __KAME__
#if defined(__KAME__) && defined(AF_INET6)
if (addr->sa_family == AF_INET6) {
/* KAME uses the 2nd 16bit word of link local IPv6 address as interface index internally */
/* http://orange.kame.net/dev/cvsweb.cgi/kame/IMPLEMENTATION */
/* convert fe80:1::1 to fe80::1%1 */
len = (socklen_t)sizeof(struct sockaddr_in6);
memcpy(&addr6, addr, len);
addr = (struct sockaddr *)&addr6;
if (IN6_IS_ADDR_LINKLOCAL(&addr6.sin6_addr) &&
@ -1510,27 +1536,12 @@ sockaddr_obj(struct sockaddr *addr)
addr6.sin6_addr.s6_addr[2] = 0;
addr6.sin6_addr.s6_addr[3] = 0;
}
# endif
break;
#endif
#ifdef HAVE_SYS_UN_H
case AF_UNIX:
len = (socklen_t)sizeof(struct sockaddr_un);
break;
#endif
default:
len = (socklen_t)sizeof(struct sockaddr_in);
break;
}
#ifdef SA_LEN
if (len < (socklen_t)SA_LEN(addr))
len = (socklen_t)SA_LEN(addr);
#endif
return rsock_addrinfo_new(addr, len, addr->sa_family, 0, 0, Qnil, Qnil);
}
#endif
#if defined(HAVE_GETIFADDRS) || (defined(SIOCGLIFCONF) && defined(SIOCGLIFNUM) && !defined(__hpux)) || defined(SIOCGIFCONF) || defined(_WIN32)
@ -1566,7 +1577,8 @@ socket_s_ip_address_list(VALUE self)
list = rb_ary_new();
for (p = ifp; p; p = p->ifa_next) {
if (p->ifa_addr != NULL && IS_IP_FAMILY(p->ifa_addr->sa_family)) {
rb_ary_push(list, sockaddr_obj(p->ifa_addr));
struct sockaddr *addr = p->ifa_addr;
rb_ary_push(list, sockaddr_obj(addr, sockaddr_len(addr)));
}
}
@ -1628,7 +1640,7 @@ socket_s_ip_address_list(VALUE self)
}
((struct sockaddr_in6 *)(&req->lifr_addr))->sin6_scope_id = req2.lifr_index;
}
rb_ary_push(list, sockaddr_obj((struct sockaddr *)&req->lifr_addr));
rb_ary_push(list, sockaddr_obj((struct sockaddr *)&req->lifr_addr, req->lifr_addrlen));
}
}
@ -1700,7 +1712,7 @@ socket_s_ip_address_list(VALUE self)
while ((char*)req < (char*)conf.ifc_req + conf.ifc_len) {
struct sockaddr *addr = &req->ifr_addr;
if (IS_IP_FAMILY(addr->sa_family)) {
rb_ary_push(list, sockaddr_obj(addr));
rb_ary_push(list, sockaddr_obj(addr, sockaddr_len(addr)));
}
#ifdef HAVE_STRUCT_SOCKADDR_SA_LEN
# ifndef _SIZEOF_ADDR_IFREQ
@ -1817,7 +1829,7 @@ socket_s_ip_address_list(VALUE self)
#else
if (IS_IP_FAMILY(uni->Address.lpSockaddr->sa_family))
#endif
rb_ary_push(list, sockaddr_obj(uni->Address.lpSockaddr));
rb_ary_push(list, sockaddr_obj(uni->Address.lpSockaddr, uni->Address.iSockaddrLength));
}
for (any = adapters->FirstAnycastAddress; any; any = any->Next) {
#ifndef INET6
@ -1825,7 +1837,7 @@ socket_s_ip_address_list(VALUE self)
#else
if (IS_IP_FAMILY(any->Address.lpSockaddr->sa_family))
#endif
rb_ary_push(list, sockaddr_obj(any->Address.lpSockaddr));
rb_ary_push(list, sockaddr_obj(any->Address.lpSockaddr, any->Address.iSockaddrLength));
}
}