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author | Brad King <brad.king@kitware.com> | 2020-03-04 19:34:39 (GMT) |
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committer | Brad King <brad.king@kitware.com> | 2020-03-04 19:34:39 (GMT) |
commit | d61c3bd50520ce0179f52a129d5c660aebad88ba (patch) | |
tree | 4476c31b8b03de36811d94b5d9282318e84784b2 /Utilities/cmcurl/lib/hostip6.c | |
parent | 84dc14a967b78431c95ed3203e5dd301b6897267 (diff) | |
parent | 735ea3001ae98636a4cb7caf15a40960c0da39a1 (diff) | |
download | CMake-d61c3bd50520ce0179f52a129d5c660aebad88ba.zip CMake-d61c3bd50520ce0179f52a129d5c660aebad88ba.tar.gz CMake-d61c3bd50520ce0179f52a129d5c660aebad88ba.tar.bz2 |
Merge branch 'upstream-curl' into update-curl
* upstream-curl:
curl 2020-03-04 (b8d13668)
Diffstat (limited to 'Utilities/cmcurl/lib/hostip6.c')
-rw-r--r-- | Utilities/cmcurl/lib/hostip6.c | 29 |
1 files changed, 18 insertions, 11 deletions
diff --git a/Utilities/cmcurl/lib/hostip6.c b/Utilities/cmcurl/lib/hostip6.c index 5511f1a..41ff986 100644 --- a/Utilities/cmcurl/lib/hostip6.c +++ b/Utilities/cmcurl/lib/hostip6.c @@ -5,7 +5,7 @@ * | (__| |_| | _ <| |___ * \___|\___/|_| \_\_____| * - * Copyright (C) 1998 - 2019, Daniel Stenberg, <daniel@haxx.se>, et al. + * Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al. * * This software is licensed as described in the file COPYING, which * you should have received as part of this distribution. The terms @@ -62,13 +62,19 @@ /* * Curl_ipv6works() returns TRUE if IPv6 seems to work. */ -bool Curl_ipv6works(void) +bool Curl_ipv6works(struct connectdata *conn) { - /* the nature of most system is that IPv6 status doesn't come and go - during a program's lifetime so we only probe the first time and then we - have the info kept for fast re-use */ - static int ipv6_works = -1; - if(-1 == ipv6_works) { + if(conn) { + /* the nature of most system is that IPv6 status doesn't come and go + during a program's lifetime so we only probe the first time and then we + have the info kept for fast re-use */ + DEBUGASSERT(conn); + DEBUGASSERT(conn->data); + DEBUGASSERT(conn->data->multi); + return conn->data->multi->ipv6_works; + } + else { + int ipv6_works = -1; /* probe to see if we have a working IPv6 stack */ curl_socket_t s = socket(PF_INET6, SOCK_DGRAM, 0); if(s == CURL_SOCKET_BAD) @@ -78,8 +84,8 @@ bool Curl_ipv6works(void) ipv6_works = 1; Curl_closesocket(NULL, s); } + return (ipv6_works>0)?TRUE:FALSE; } - return (ipv6_works>0)?TRUE:FALSE; } /* @@ -89,7 +95,7 @@ bool Curl_ipv6works(void) bool Curl_ipvalid(struct connectdata *conn) { if(conn->ip_version == CURL_IPRESOLVE_V6) - return Curl_ipv6works(); + return Curl_ipv6works(conn); return TRUE; } @@ -159,13 +165,14 @@ Curl_addrinfo *Curl_getaddrinfo(struct connectdata *conn, break; } - if((pf != PF_INET) && !Curl_ipv6works()) + if((pf != PF_INET) && !Curl_ipv6works(conn)) /* The stack seems to be a non-IPv6 one */ pf = PF_INET; memset(&hints, 0, sizeof(hints)); hints.ai_family = pf; - hints.ai_socktype = conn->socktype; + hints.ai_socktype = (conn->transport == TRNSPRT_TCP) ? + SOCK_STREAM : SOCK_DGRAM; #ifndef USE_RESOLVE_ON_IPS /* |