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* sysdeps/posix/getaddrinfo.c (rfc3484_sort): Implement rule 4,

Browse Source 
home addresses.
	* sysdeps/unix/sysv/linux/check_pf.c (make_request): Recognize
	IFA_F_HOMEADDRESS flag for interfaces.
	* include/ifaddrs.h (struct in6addrinfo): Define
	in6ai_homeaddress.
This commit is contained in:
Ulrich Drepper 2006-09-24 17:14:11 +00:00
parent 4a132246b1
commit 457b559e2e
7 changed files with 42 additions and 9 deletions
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9
ChangeLog
View File

@ -1,3 +1,12 @@
2006-09-24 Ulrich Drepper <drepper@redhat.com>
* sysdeps/posix/getaddrinfo.c (rfc3484_sort): Implement rule 4,
home addresses.
* sysdeps/unix/sysv/linux/check_pf.c (make_request): Recognize
IFA_F_HOMEADDRESS flag for interfaces.
* include/ifaddrs.h (struct in6addrinfo): Define
in6ai_homeaddress.
2006-09-21 Jakub Jelinek <jakub@redhat.com>
[BZ #3225]

7
NEWS
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@ -1,4 +1,4 @@
GNU C Library NEWS -- history of user-visible changes. 2006-08-14
GNU C Library NEWS -- history of user-visible changes. 2006-09-24
Copyright (C) 1992-2002,2003,2004,2005,2006 Free Software Foundation, Inc.
See the end for copying conditions.
@ -8,7 +8,8 @@ using `glibc' in the "product" field.
Version 2.5
* For Linux, the sorting of addresses returned by getaddrinfo now also
handles rules 3 and 7 from RFC 3484. Implemented by Ulrich Drepper.
handles rules 3, 4, and 7 from RFC 3484. I.e., all rules are handled.
Implemented by Ulrich Drepper.
* Allow system admin to configure getaddrinfo with the /etc/gai.conf file.
Implemented by Ulrich Drepper.
@ -20,7 +21,7 @@ Version 2.5
* For sites with broken group and/or passwd database, the auto-propagate
option of nscd can prevent creating ID lookup entries from the results
of a name lookup and vice versa. This usually is no problem but some
site might have problems with default behavior.
site might have problems with the default behavior.
Implemented by Ulrich Drepper.
* Iterating over entire database in NIS can be slow. With the

3
include/ifaddrs.h
View File

@ -10,7 +10,8 @@ struct in6addrinfo
{
enum {
in6ai_deprecated = 1,
in6ai_temporary = 2
in6ai_temporary = 2,
in6ai_homeaddress = 4
} flags;
uint32_t addr[4];
};

6
nptl/ChangeLog
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@ -1,3 +1,9 @@
2006-09-24 Ulrich Drepper <drepper@redhat.com>
[BZ #3251]
* descr.h (ENQUEUE_MUTEX_BOTH): Add cast to avoid warning.
Patch by Petr Baudis.
2006-09-18 Jakub Jelinek <jakub@redhat.com>
* tst-kill4.c (do_test): Explicitly set tf thread's stack size.

2
nptl/descr.h
View File

@ -201,7 +201,7 @@ struct pthread
mutex->__data.__list.__next \
= THREAD_GETMEM (THREAD_SELF, robust_list.__next); \
THREAD_SETMEM (THREAD_SELF, robust_list.__next, \
((uintptr_t) &mutex->__data.__list) | val); \
(void *) (((uintptr_t) &mutex->__data.__list) | val)); \
} while (0)
# define DEQUEUE_MUTEX(mutex) \
do { \

12
sysdeps/posix/getaddrinfo.c
View File

@ -1390,8 +1390,16 @@ rfc3484_sort (const void *p1, const void *p2)
return 1;
}
/* Rule 4: Prefer home addresses.
Another thing only the kernel can decide. */
/* Rule 4: Prefer home addresses. */
if (a1->got_source_addr)
{
if (!(a1->source_addr_flags & in6ai_homeaddress)
&& (a2->source_addr_flags & in6ai_homeaddress))
return -1;
if ((a1->source_addr_flags & in6ai_homeaddress)
&& !(a2->source_addr_flags & in6ai_homeaddress))
return 1;
}
/* Rule 5: Prefer matching label. */
if (a1->got_source_addr)

12
sysdeps/unix/sysv/linux/check_pf.c
View File

@ -38,6 +38,9 @@
#ifndef IFA_F_TEMPORARY
# define IFA_F_TEMPORARY IFA_F_SECONDARY
#endif
#ifndef IFA_F_HOMEADDRESS
# define IFA_F_HOMEADDRESS 0
#endif
static int
@ -124,7 +127,9 @@ make_request (int fd, pid_t pid, bool *seen_ipv4, bool *seen_ipv6,
case AF_INET6:
*seen_ipv6 = true;
if (ifam->ifa_flags & (IFA_F_DEPRECATED | IFA_F_TEMPORARY))
if (ifam->ifa_flags & (IFA_F_DEPRECATED
| IFA_F_TEMPORARY
| IFA_F_HOMEADDRESS))
{
struct rtattr *rta = IFA_RTA (ifam);
size_t len = (nlmh->nlmsg_len
@ -152,7 +157,10 @@ make_request (int fd, pid_t pid, bool *seen_ipv4, bool *seen_ipv6,
? in6ai_deprecated : 0)
| ((ifam->ifa_flags
& IFA_F_TEMPORARY)
? in6ai_temporary : 0));
? in6ai_temporary : 0)
| ((ifam->ifa_flags
& IFA_F_HOMEADDRESS)
? in6ai_homeaddress : 0));
memcpy (newp->info.addr, address ?: local,
sizeof (newp->info.addr));
newp->next = in6ailist;