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| author | Stefan Metzmacher <metze@samba.org> | 2009-01-30 22:19:50 +0100 |
|---|---|---|
| committer | Stefan Metzmacher <metze@samba.org> | 2009-01-30 22:26:08 +0100 |
| commit | 4519eae158e7821dcd2f818eea830cfcdd4a0105 (patch) | |
| tree | 42d7859183a3c716be923b6e0fc19f854e022827 /source4/lib/socket | |
| parent | 03bd9b2683ab7abf967118b5970f6a59c101782a (diff) | |
| download | samba-4519eae158e7821dcd2f818eea830cfcdd4a0105.tar.gz samba-4519eae158e7821dcd2f818eea830cfcdd4a0105.tar.bz2 samba-4519eae158e7821dcd2f818eea830cfcdd4a0105.zip | |
s4:lib/socket: don't use gethostbyname2()
metze
Diffstat (limited to 'source4/lib/socket')
| -rw-r--r-- | source4/lib/socket/config.m4 | 1 | ||||
| -rw-r--r-- | source4/lib/socket/socket_ip.c | 33 |
2 files changed, 25 insertions, 9 deletions
diff --git a/source4/lib/socket/config.m4 b/source4/lib/socket/config.m4 index 9c0072dd8b..fa987a1f46 100644 --- a/source4/lib/socket/config.m4 +++ b/source4/lib/socket/config.m4 @@ -1,6 +1,5 @@ AC_CHECK_FUNCS(writev) AC_CHECK_FUNCS(readv) -AC_CHECK_FUNCS(gethostbyname2) ############################################ # check for unix domain sockets diff --git a/source4/lib/socket/socket_ip.c b/source4/lib/socket/socket_ip.c index bca0aab924..cdb75fe021 100644 --- a/source4/lib/socket/socket_ip.c +++ b/source4/lib/socket/socket_ip.c @@ -549,19 +549,36 @@ _PUBLIC_ const struct socket_ops *socket_ipv4_ops(enum socket_type type) static struct in6_addr interpret_addr6(const char *name) { - struct hostent *he; - - if (name == NULL) return in6addr_any; + char addr[INET6_ADDRSTRLEN]; + struct in6_addr dest6; + const char *sp = name; + char *p = strchr_m(sp, '%'); + int ret; + + if (sp == NULL) return in6addr_any; - if (strcasecmp(name, "localhost") == 0) { - name = "::1"; + if (strcasecmp(sp, "localhost") == 0) { + sp = "::1"; } - he = gethostbyname2(name, PF_INET6); + /* + * Cope with link-local. + * This is IP:v6:addr%ifname. + */ + + if (p && (p > sp) && (if_nametoindex(p+1) != 0)) { + strlcpy(addr, sp, + MIN(PTR_DIFF(p,sp)+1, + sizeof(addr))); + sp = addr; + } - if (he == NULL) return in6addr_any; + ret = inet_pton(AF_INET6, sp, &dest6); + if (ret > 0) { + return dest6; + } - return *((struct in6_addr *)he->h_addr); + return in6addr_any; } static NTSTATUS ipv6_init(struct socket_context *sock) |