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Removed the use of AI_CANONNAME in the IPv6-enabled resolver functions since

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we really have no use for reverse lookups of the address.

I truly hope these are the last reverse lookups we had lingering in the
code!
This commit is contained in:
Daniel Stenberg 2005-11-08 14:45:58 +00:00
parent 931eff89f5
commit cab59b4c32
4 changed files with 17 additions and 9 deletions
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6
CHANGES
View File

@ -9,6 +9,12 @@
Daniel (8 November 2005)
- Removed the use of AI_CANONNAME in the IPv6-enabled resolver functions since
we really have no use for reverse lookups of the address.
I truly hope these are the last reverse lookups we had lingering in the
code!
- Dmitry Bartsevich discovered some issues in compatibilty of SSPI-enabled
version of libcurl with different Windows versions. Current version of
libcurl imports SSPI functions from secur32.dll. However, under Windows NT

1
RELEASE-NOTES
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@ -17,6 +17,7 @@ This release includes the following changes:
This release includes the following bugfixes:
o no reverse lookups on IP addresses when ipv6-enabled
o SSPI compatibility fix: using the proper DLLs
o binary LDAP properties are now shown base64 encoded
o Windows uploads from stdin using curl can now contain ctrl-Z bytes

17
lib/hostip6.c
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@ -228,7 +228,6 @@ Curl_addrinfo *Curl_getaddrinfo(struct connectdata *conn,
curl_socket_t s;
int pf;
struct SessionHandle *data = conn->data;
int ai_flags;
*waitp=0; /* don't wait, we have the response now */
@ -263,20 +262,20 @@ Curl_addrinfo *Curl_getaddrinfo(struct connectdata *conn,
}
}
memset(&hints, 0, sizeof(hints));
hints.ai_family = pf;
hints.ai_socktype = conn->socktype;
if((1 == Curl_inet_pton(AF_INET, hostname, addrbuf)) ||
(1 == Curl_inet_pton(AF_INET6, hostname, addrbuf))) {
/* the given address is numerical only, prevent a reverse lookup */
ai_flags = AI_NUMERICHOST;
hints.ai_flags = AI_NUMERICHOST;
}
#if 0 /* removed nov 8 2005 before 7.15.1 */
else
ai_flags = AI_CANONNAME;
hints.ai_flags = AI_CANONNAME;
#endif
memset(&hints, 0, sizeof(hints));
hints.ai_family = pf;
hints.ai_socktype = conn->socktype;
hints.ai_flags = ai_flags;
if(port) {
snprintf(sbuf, sizeof(sbuf), "%d", port);
sbufptr=sbuf;

2
lib/hostthre.c
View File

@ -819,7 +819,9 @@ Curl_addrinfo *Curl_getaddrinfo(struct connectdata *conn,
memset(&hints, 0, sizeof(hints));
hints.ai_family = pf;
hints.ai_socktype = conn->socktype;
#if 0 /* removed nov 8 2005 before 7.15.1 */
hints.ai_flags = AI_CANONNAME;
#endif
itoa(port, sbuf, 10);
/* fire up a new resolver thread! */