/*
- * Copyright 2016-2018 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2016-2019 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the OpenSSL license (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
#include <assert.h>
#include <string.h>
-#include "bio_lcl.h"
+#include "bio_local.h"
#include <openssl/crypto.h>
#ifndef OPENSSL_NO_SOCK
static CRYPTO_ONCE bio_lookup_init = CRYPTO_ONCE_STATIC_INIT;
/*
- * Throughout this file and bio_lcl.h, the existence of the macro
+ * Throughout this file and bio_local.h, the existence of the macro
* AI_PASSIVE is used to detect the availability of struct addrinfo,
* getnameinfo() and getaddrinfo(). If that macro doesn't exist,
* we use our own implementation instead, using gethostbyname,
if (1) {
#ifdef AI_PASSIVE
- int gai_ret = 0;
+ int gai_ret = 0, old_ret = 0;
struct addrinfo hints;
memset(&hints, 0, sizeof(hints));
hints.ai_family = family;
hints.ai_socktype = socktype;
hints.ai_protocol = protocol;
+# ifdef AI_ADDRCONFIG
+# ifdef AF_UNSPEC
+ if (family == AF_UNSPEC)
+# endif
+ hints.ai_flags |= AI_ADDRCONFIG;
+# endif
if (lookup_type == BIO_LOOKUP_SERVER)
hints.ai_flags |= AI_PASSIVE;
/* Note that |res| SHOULD be a 'struct addrinfo **' thanks to
- * macro magic in bio_lcl.h
+ * macro magic in bio_local.h
*/
+# if defined(AI_ADDRCONFIG) && defined(AI_NUMERICHOST)
+ retry:
+# endif
switch ((gai_ret = getaddrinfo(host, service, &hints, res))) {
# ifdef EAI_SYSTEM
case EAI_SYSTEM:
SYSerr(SYS_F_GETADDRINFO, get_last_socket_error());
BIOerr(BIO_F_BIO_LOOKUP_EX, ERR_R_SYS_LIB);
break;
+# endif
+# ifdef EAI_MEMORY
+ case EAI_MEMORY:
+ BIOerr(BIO_F_BIO_LOOKUP_EX, ERR_R_MALLOC_FAILURE);
+ break;
# endif
case 0:
ret = 1; /* Success */
break;
default:
+# if defined(AI_ADDRCONFIG) && defined(AI_NUMERICHOST)
+ if (hints.ai_flags & AI_ADDRCONFIG) {
+ hints.ai_flags &= ~AI_ADDRCONFIG;
+ hints.ai_flags |= AI_NUMERICHOST;
+ old_ret = gai_ret;
+ goto retry;
+ }
+# endif
BIOerr(BIO_F_BIO_LOOKUP_EX, ERR_R_SYS_LIB);
- ERR_add_error_data(1, gai_strerror(gai_ret));
+ ERR_add_error_data(1, gai_strerror(old_ret ? old_ret : gai_ret));
break;
}
} else {
* anyway [above getaddrinfo/gai_strerror is]. We just let
* system administrator figure this out...
*/
+# if defined(OPENSSL_SYS_VXWORKS)
+ /* h_errno doesn't exist on VxWorks */
+ SYSerr(SYS_F_GETHOSTBYNAME, 1000 );
+# else
SYSerr(SYS_F_GETHOSTBYNAME, 1000 + h_errno);
+# endif
#else
SYSerr(SYS_F_GETHOSTBYNAME, WSAGetLastError());
#endif