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Fix numeric IPv6 address handling

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The following patch sets additional hints to restrict the addresses
returned by getaddrinfo() to specify preferred socket type, protocol
and a flag to return only v4/v6 addresses based on the configured
addresses.

Signed-off-by: Sridhar Samudrala <sri@us.ibm.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
This commit is contained in:
Sridhar Samudrala 2008-08-01 17:01:28 -07:00 • committed by H. Peter Anvin
parent 544abd789e
commit 740871b0f5
1 changed files with 3 additions and 1 deletions
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4
common/tftpsubs.c
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@ -308,7 +308,9 @@ set_sock_addr(char *host,union sock_addr *s, char **name)
memset(&hints, 0, sizeof(hints));
hints.ai_family = s->sa.sa_family;
hints.ai_flags = AI_CANONNAME;
hints.ai_flags = AI_CANONNAME | AI_ADDRCONFIG;
hints.ai_socktype = SOCK_DGRAM;
hints.ai_protocol = IPPROTO_UDP;
err = getaddrinfo(strip_address(host), NULL, &hints, &addrResult);
if (err)
return err;