From 27a1ccfc197ceadfa0802a0eff54d3c2521728cc Mon Sep 17 00:00:00 2001 From: Hiroki Sato Date: Tue, 1 Sep 2015 08:29:39 +0000 Subject: Print sdl->sdl_data when sdl->sdl_nlen > 0 as link_ntoa(3) does. MFC after: 1 week --- lib/libc/net/getnameinfo.c | 24 ++++++++++++++++++------ 1 file changed, 18 insertions(+), 6 deletions(-) diff --git a/lib/libc/net/getnameinfo.c b/lib/libc/net/getnameinfo.c index 005b8773bfc15..ab5b80374596c 100644 --- a/lib/libc/net/getnameinfo.c +++ b/lib/libc/net/getnameinfo.c @@ -396,9 +396,24 @@ getnameinfo_link(const struct sockaddr *sa, socklen_t salen, n = snprintf(host, hostlen, "link#%d", sdl->sdl_index); if (n > hostlen) { *host = '\0'; - return EAI_MEMORY; + return (EAI_MEMORY); } - return 0; + return (0); + } + + if (sdl->sdl_nlen > 0) { + if (sdl->sdl_nlen + 1 > hostlen) { + *host = '\0'; + return (EAI_MEMORY); + } + memcpy(host, sdl->sdl_data, sdl->sdl_nlen); + n = sdl->sdl_nlen; + host += n; + if (sdl->sdl_alen > 0) { + *host++ = ':'; + n++; + } + hostlen -= n; } switch (sdl->sdl_type) { @@ -440,10 +455,7 @@ getnameinfo_link(const struct sockaddr *sa, socklen_t salen, } static int -hexname(cp, len, host, hostlen) - const u_int8_t *cp; - char *host; - size_t len, hostlen; +hexname(const u_int8_t *cp, size_t len, char *host, size_t hostlen) { int i, n; char *outp = host; -- cgit v1.2.3