Signed-off-by: Hans Leidekker hans@codeweavers.com --- dlls/ws2_32/socket.c | 28 +++++++++++++++++++++++++++- 1 file changed, 27 insertions(+), 1 deletion(-)
diff --git a/dlls/ws2_32/socket.c b/dlls/ws2_32/socket.c index d865a5dd05f..5b9b8c27fb3 100644 --- a/dlls/ws2_32/socket.c +++ b/dlls/ws2_32/socket.c @@ -6528,6 +6528,21 @@ static char *get_fqdn(void) return ret; }
+static BOOL addrinfo_in_list( const struct WS_addrinfo *list, const struct WS_addrinfo *ai ) +{ + const struct WS_addrinfo *cursor = list; + while (cursor) + { + if (ai->ai_flags == cursor->ai_flags && ai->ai_family == cursor->ai_family && + ai->ai_socktype == cursor->ai_socktype && ai->ai_protocol == cursor->ai_protocol && + ai->ai_addrlen == cursor->ai_addrlen && !memcmp(ai->ai_addr, cursor->ai_addr, ai->ai_addrlen) && + ((ai->ai_canonname && cursor->ai_canonname && !strcmp(ai->ai_canonname, cursor->ai_canonname)) + || (!ai->ai_canonname && !cursor->ai_canonname))) return TRUE; + cursor = cursor->ai_next; + } + return FALSE; +} + /*********************************************************************** * getaddrinfo (WS2_32.@) */ @@ -6654,7 +6669,6 @@ int WINAPI WS_getaddrinfo(LPCSTR nodename, LPCSTR servname, const struct WS_addr if (!ai) goto outofmem;
- *xai = ai;xai = &ai->ai_next; ai->ai_flags = convert_aiflag_u2w(xuai->ai_flags); ai->ai_family = convert_af_u2w(xuai->ai_family); /* copy whatever was sent in the hints */ @@ -6690,6 +6704,18 @@ int WINAPI WS_getaddrinfo(LPCSTR nodename, LPCSTR servname, const struct WS_addr goto outofmem; ai->ai_addrlen = len; } while (1); + + if (addrinfo_in_list(*res, ai)) + { + HeapFree(GetProcessHeap(), 0, ai->ai_canonname); + HeapFree(GetProcessHeap(), 0, ai->ai_addr); + HeapFree(GetProcessHeap(), 0, ai); + } + else + { + *xai = ai; + xai = &ai->ai_next; + } xuai = xuai->ai_next; } freeaddrinfo(unixaires);