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- Move PF_LOCAL at the end of the array. PF_INET{,6} is used more often.

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- Add SOCKTYPE_ANY to PF_LOCAL.

- Apply AI_CANONNAME to only AF_INET{,6}.  It is not meaningful for the
  other AFs.
This commit is contained in:
Hiroki Sato 2015-10-03 12:40:54 +00:00
parent 6401c828ce
commit 4c60a05d25
1 changed files with 9 additions and 7 deletions
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16
lib/libc/net/getaddrinfo.c
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@ -168,12 +168,6 @@ struct explore {
};
static const struct explore explore[] = {
{ PF_LOCAL, SOCK_DGRAM, ANY,
AF_ANY | PROTOCOL_ANY },
{ PF_LOCAL, SOCK_STREAM, ANY,
AF_ANY | PROTOCOL_ANY },
{ PF_LOCAL, SOCK_SEQPACKET, ANY,
AF_ANY | PROTOCOL_ANY },
#ifdef INET6
{ PF_INET6, SOCK_DGRAM, IPPROTO_UDP,
AF_ANY | SOCKTYPE_ANY | PROTOCOL_ANY },
@ -200,6 +194,12 @@ static const struct explore explore[] = {
AF_ANY | SOCKTYPE_ANY },
{ PF_INET, SOCK_RAW, ANY,
AF_ANY | PROTOCOL_ANY },
{ PF_LOCAL, SOCK_DGRAM, ANY,
AF_ANY | SOCKTYPE_ANY | PROTOCOL_ANY },
{ PF_LOCAL, SOCK_STREAM, ANY,
AF_ANY | SOCKTYPE_ANY | PROTOCOL_ANY },
{ PF_LOCAL, SOCK_SEQPACKET, ANY,
AF_ANY | SOCKTYPE_ANY | PROTOCOL_ANY },
{ -1, 0, 0, 0 },
};
@ -1245,7 +1245,9 @@ explore_numeric(const struct addrinfo *pai, const char *hostname,
if (pai->ai_family == afd->a_af) {
GET_AI(ai, afd, p);
GET_PORT(ai, servname);
if ((pai->ai_flags & AI_CANONNAME)) {
if ((pai->ai_family == AF_INET ||
pai->ai_family == AF_INET6) &&
(pai->ai_flags & AI_CANONNAME)) {
/*
* Set the numeric address itself as the canonical
* name, based on a clarification in RFC3493.