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authorUlrich Drepper <drepper@redhat.com>2007-02-09 23:46:29 +0000
committerUlrich Drepper <drepper@redhat.com>2007-02-09 23:46:29 +0000
commit2bbb7d5b3c517956e95e5827037a76cbc39a20c8 (patch)
treee5d2f14edf74a9e9992ebe907e5feffd9dca7c7e /include
parent00458b5bee15b31f90bca83c79f29e168f04ecc8 (diff)
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* resolv/res_init.c (res_setoptions): Recognize edns0 option.
	* resolv/res_mkquery.c: Define __res_nopt.
	* resolv/res_query.c (__libc_res_nquery): If RES_USE_EDNS0 is set
	try adding EDNS0 record.
	* resolv/res_send.c (send_dg): If request failed with FORMERR and
	EDNS0 record was send make sure we don't try it again.
	* resolv/resolv.h: Define RES_F_EDNS0ERR and RES_USE_EDNS0.
	* include/resolv.h: Declare __res_nopt.
Diffstat (limited to 'include')
-rw-r--r--include/resolv.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/resolv.h b/include/resolv.h
index 189e4fb58b..c1c89f0ada 100644
--- a/include/resolv.h
+++ b/include/resolv.h
@@ -48,6 +48,8 @@ extern void res_send_setrhook (res_send_rhook __hook);
 extern int res_ourserver_p (const res_state __statp,
 			    const struct sockaddr_in6 *__inp);
 extern void __res_iclose (res_state statp, bool free_addr);
+extern int __res_nopt(res_state statp, int n0, u_char *buf, int buflen,
+		      int anslen);
 libc_hidden_proto (__res_ninit)
 libc_hidden_proto (__res_maybe_init)
 libc_hidden_proto (__res_nclose)
@@ -100,6 +102,7 @@ libresolv_hidden_proto (__ns_name_ntop)
 libresolv_hidden_proto (__ns_name_unpack)
 libresolv_hidden_proto (__ns_get16)
 libresolv_hidden_proto (__ns_get32)
+libresolv_hidden_proto (__res_nopt)
 
 extern const char *_res_opcodes[];
 libresolv_hidden_proto (_res_opcodes)