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Upgrade openssl from 1.1.0e to 1.1.1b, with source code. 4.0.78
This commit is contained in:
winlin
parent
8f1c992379
commit
96dbd7bced
1476 changed files with 616554 additions and 4 deletions
902
trunk/3rdparty/openssl-1.1-fit/crypto/bio/b_addr.c
vendored
Normal file
902
trunk/3rdparty/openssl-1.1-fit/crypto/bio/b_addr.c
vendored
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@ -0,0 +1,902 @@
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/*
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* Copyright 2016-2019 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the OpenSSL license (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#include <assert.h>
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#include <string.h>
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#include "bio_lcl.h"
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#include <openssl/crypto.h>
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#ifndef OPENSSL_NO_SOCK
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#include <openssl/err.h>
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#include <openssl/buffer.h>
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#include "internal/thread_once.h"
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CRYPTO_RWLOCK *bio_lookup_lock;
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static CRYPTO_ONCE bio_lookup_init = CRYPTO_ONCE_STATIC_INIT;
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/*
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* Throughout this file and bio_lcl.h, the existence of the macro
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* AI_PASSIVE is used to detect the availability of struct addrinfo,
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* getnameinfo() and getaddrinfo(). If that macro doesn't exist,
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* we use our own implementation instead, using gethostbyname,
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* getservbyname and a few other.
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*/
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/**********************************************************************
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*
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* Address structure
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*
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*/
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BIO_ADDR *BIO_ADDR_new(void)
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{
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BIO_ADDR *ret = OPENSSL_zalloc(sizeof(*ret));
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if (ret == NULL) {
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BIOerr(BIO_F_BIO_ADDR_NEW, ERR_R_MALLOC_FAILURE);
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return NULL;
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}
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ret->sa.sa_family = AF_UNSPEC;
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return ret;
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}
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void BIO_ADDR_free(BIO_ADDR *ap)
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{
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OPENSSL_free(ap);
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}
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void BIO_ADDR_clear(BIO_ADDR *ap)
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{
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memset(ap, 0, sizeof(*ap));
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ap->sa.sa_family = AF_UNSPEC;
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}
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/*
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* BIO_ADDR_make - non-public routine to fill a BIO_ADDR with the contents
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* of a struct sockaddr.
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*/
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int BIO_ADDR_make(BIO_ADDR *ap, const struct sockaddr *sa)
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{
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if (sa->sa_family == AF_INET) {
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memcpy(&(ap->s_in), sa, sizeof(struct sockaddr_in));
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return 1;
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}
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#ifdef AF_INET6
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if (sa->sa_family == AF_INET6) {
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memcpy(&(ap->s_in6), sa, sizeof(struct sockaddr_in6));
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return 1;
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}
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#endif
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#ifdef AF_UNIX
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if (sa->sa_family == AF_UNIX) {
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memcpy(&(ap->s_un), sa, sizeof(struct sockaddr_un));
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return 1;
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}
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#endif
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return 0;
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}
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int BIO_ADDR_rawmake(BIO_ADDR *ap, int family,
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const void *where, size_t wherelen,
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unsigned short port)
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{
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#ifdef AF_UNIX
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if (family == AF_UNIX) {
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if (wherelen + 1 > sizeof(ap->s_un.sun_path))
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return 0;
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memset(&ap->s_un, 0, sizeof(ap->s_un));
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ap->s_un.sun_family = family;
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strncpy(ap->s_un.sun_path, where, sizeof(ap->s_un.sun_path) - 1);
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return 1;
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}
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#endif
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if (family == AF_INET) {
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if (wherelen != sizeof(struct in_addr))
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return 0;
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memset(&ap->s_in, 0, sizeof(ap->s_in));
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ap->s_in.sin_family = family;
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ap->s_in.sin_port = port;
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ap->s_in.sin_addr = *(struct in_addr *)where;
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return 1;
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}
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#ifdef AF_INET6
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if (family == AF_INET6) {
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if (wherelen != sizeof(struct in6_addr))
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return 0;
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memset(&ap->s_in6, 0, sizeof(ap->s_in6));
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ap->s_in6.sin6_family = family;
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ap->s_in6.sin6_port = port;
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ap->s_in6.sin6_addr = *(struct in6_addr *)where;
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return 1;
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}
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#endif
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return 0;
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}
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int BIO_ADDR_family(const BIO_ADDR *ap)
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{
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return ap->sa.sa_family;
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}
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int BIO_ADDR_rawaddress(const BIO_ADDR *ap, void *p, size_t *l)
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{
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size_t len = 0;
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const void *addrptr = NULL;
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if (ap->sa.sa_family == AF_INET) {
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len = sizeof(ap->s_in.sin_addr);
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addrptr = &ap->s_in.sin_addr;
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}
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#ifdef AF_INET6
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else if (ap->sa.sa_family == AF_INET6) {
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len = sizeof(ap->s_in6.sin6_addr);
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addrptr = &ap->s_in6.sin6_addr;
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}
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#endif
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#ifdef AF_UNIX
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else if (ap->sa.sa_family == AF_UNIX) {
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len = strlen(ap->s_un.sun_path);
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addrptr = &ap->s_un.sun_path;
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}
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#endif
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if (addrptr == NULL)
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return 0;
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if (p != NULL) {
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memcpy(p, addrptr, len);
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}
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if (l != NULL)
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*l = len;
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return 1;
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}
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unsigned short BIO_ADDR_rawport(const BIO_ADDR *ap)
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{
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if (ap->sa.sa_family == AF_INET)
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return ap->s_in.sin_port;
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#ifdef AF_INET6
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if (ap->sa.sa_family == AF_INET6)
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return ap->s_in6.sin6_port;
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#endif
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return 0;
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}
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/*-
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* addr_strings - helper function to get host and service names
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* @ap: the BIO_ADDR that has the input info
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* @numeric: 0 if actual names should be returned, 1 if the numeric
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* representation should be returned.
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* @hostname: a pointer to a pointer to a memory area to store the
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* host name or numeric representation. Unused if NULL.
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* @service: a pointer to a pointer to a memory area to store the
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* service name or numeric representation. Unused if NULL.
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*
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* The return value is 0 on failure, with the error code in the error
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* stack, and 1 on success.
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*/
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static int addr_strings(const BIO_ADDR *ap, int numeric,
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char **hostname, char **service)
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{
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if (BIO_sock_init() != 1)
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return 0;
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if (1) {
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#ifdef AI_PASSIVE
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int ret = 0;
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char host[NI_MAXHOST] = "", serv[NI_MAXSERV] = "";
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int flags = 0;
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if (numeric)
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flags |= NI_NUMERICHOST | NI_NUMERICSERV;
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if ((ret = getnameinfo(BIO_ADDR_sockaddr(ap),
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BIO_ADDR_sockaddr_size(ap),
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host, sizeof(host), serv, sizeof(serv),
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flags)) != 0) {
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# ifdef EAI_SYSTEM
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if (ret == EAI_SYSTEM) {
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SYSerr(SYS_F_GETNAMEINFO, get_last_socket_error());
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BIOerr(BIO_F_ADDR_STRINGS, ERR_R_SYS_LIB);
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} else
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# endif
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{
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BIOerr(BIO_F_ADDR_STRINGS, ERR_R_SYS_LIB);
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ERR_add_error_data(1, gai_strerror(ret));
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}
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return 0;
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}
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/* VMS getnameinfo() has a bug, it doesn't fill in serv, which
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* leaves it with whatever garbage that happens to be there.
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* However, we initialise serv with the empty string (serv[0]
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* is therefore NUL), so it gets real easy to detect when things
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* didn't go the way one might expect.
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*/
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if (serv[0] == '\0') {
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BIO_snprintf(serv, sizeof(serv), "%d",
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ntohs(BIO_ADDR_rawport(ap)));
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}
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if (hostname != NULL)
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*hostname = OPENSSL_strdup(host);
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if (service != NULL)
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*service = OPENSSL_strdup(serv);
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} else {
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#endif
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if (hostname != NULL)
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*hostname = OPENSSL_strdup(inet_ntoa(ap->s_in.sin_addr));
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if (service != NULL) {
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char serv[6]; /* port is 16 bits => max 5 decimal digits */
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BIO_snprintf(serv, sizeof(serv), "%d", ntohs(ap->s_in.sin_port));
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*service = OPENSSL_strdup(serv);
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}
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}
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if ((hostname != NULL && *hostname == NULL)
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|| (service != NULL && *service == NULL)) {
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if (hostname != NULL) {
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OPENSSL_free(*hostname);
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*hostname = NULL;
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}
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if (service != NULL) {
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OPENSSL_free(*service);
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*service = NULL;
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}
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BIOerr(BIO_F_ADDR_STRINGS, ERR_R_MALLOC_FAILURE);
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return 0;
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}
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return 1;
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}
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char *BIO_ADDR_hostname_string(const BIO_ADDR *ap, int numeric)
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{
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char *hostname = NULL;
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if (addr_strings(ap, numeric, &hostname, NULL))
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return hostname;
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return NULL;
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}
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char *BIO_ADDR_service_string(const BIO_ADDR *ap, int numeric)
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{
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char *service = NULL;
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if (addr_strings(ap, numeric, NULL, &service))
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return service;
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return NULL;
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}
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char *BIO_ADDR_path_string(const BIO_ADDR *ap)
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{
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#ifdef AF_UNIX
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if (ap->sa.sa_family == AF_UNIX)
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return OPENSSL_strdup(ap->s_un.sun_path);
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#endif
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return NULL;
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}
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/*
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* BIO_ADDR_sockaddr - non-public routine to return the struct sockaddr
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* for a given BIO_ADDR. In reality, this is simply a type safe cast.
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* The returned struct sockaddr is const, so it can't be tampered with.
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*/
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const struct sockaddr *BIO_ADDR_sockaddr(const BIO_ADDR *ap)
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{
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return &(ap->sa);
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}
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/*
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* BIO_ADDR_sockaddr_noconst - non-public function that does the same
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* as BIO_ADDR_sockaddr, but returns a non-const. USE WITH CARE, as
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* it allows you to tamper with the data (and thereby the contents
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* of the input BIO_ADDR).
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*/
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struct sockaddr *BIO_ADDR_sockaddr_noconst(BIO_ADDR *ap)
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{
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return &(ap->sa);
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}
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/*
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* BIO_ADDR_sockaddr_size - non-public function that returns the size
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* of the struct sockaddr the BIO_ADDR is using. If the protocol family
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* isn't set or is something other than AF_INET, AF_INET6 or AF_UNIX,
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* the size of the BIO_ADDR type is returned.
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*/
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socklen_t BIO_ADDR_sockaddr_size(const BIO_ADDR *ap)
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{
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if (ap->sa.sa_family == AF_INET)
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return sizeof(ap->s_in);
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#ifdef AF_INET6
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if (ap->sa.sa_family == AF_INET6)
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return sizeof(ap->s_in6);
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#endif
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#ifdef AF_UNIX
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if (ap->sa.sa_family == AF_UNIX)
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return sizeof(ap->s_un);
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#endif
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return sizeof(*ap);
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}
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/**********************************************************************
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*
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* Address info database
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*
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*/
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const BIO_ADDRINFO *BIO_ADDRINFO_next(const BIO_ADDRINFO *bai)
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{
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if (bai != NULL)
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return bai->bai_next;
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return NULL;
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}
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int BIO_ADDRINFO_family(const BIO_ADDRINFO *bai)
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{
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if (bai != NULL)
|
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return bai->bai_family;
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return 0;
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}
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int BIO_ADDRINFO_socktype(const BIO_ADDRINFO *bai)
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{
|
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if (bai != NULL)
|
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return bai->bai_socktype;
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return 0;
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}
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int BIO_ADDRINFO_protocol(const BIO_ADDRINFO *bai)
|
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{
|
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if (bai != NULL) {
|
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if (bai->bai_protocol != 0)
|
||||
return bai->bai_protocol;
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|
||||
#ifdef AF_UNIX
|
||||
if (bai->bai_family == AF_UNIX)
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return 0;
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#endif
|
||||
|
||||
switch (bai->bai_socktype) {
|
||||
case SOCK_STREAM:
|
||||
return IPPROTO_TCP;
|
||||
case SOCK_DGRAM:
|
||||
return IPPROTO_UDP;
|
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default:
|
||||
break;
|
||||
}
|
||||
}
|
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return 0;
|
||||
}
|
||||
|
||||
/*
|
||||
* BIO_ADDRINFO_sockaddr_size - non-public function that returns the size
|
||||
* of the struct sockaddr inside the BIO_ADDRINFO.
|
||||
*/
|
||||
socklen_t BIO_ADDRINFO_sockaddr_size(const BIO_ADDRINFO *bai)
|
||||
{
|
||||
if (bai != NULL)
|
||||
return bai->bai_addrlen;
|
||||
return 0;
|
||||
}
|
||||
|
||||
/*
|
||||
* BIO_ADDRINFO_sockaddr - non-public function that returns bai_addr
|
||||
* as the struct sockaddr it is.
|
||||
*/
|
||||
const struct sockaddr *BIO_ADDRINFO_sockaddr(const BIO_ADDRINFO *bai)
|
||||
{
|
||||
if (bai != NULL)
|
||||
return bai->bai_addr;
|
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return NULL;
|
||||
}
|
||||
|
||||
const BIO_ADDR *BIO_ADDRINFO_address(const BIO_ADDRINFO *bai)
|
||||
{
|
||||
if (bai != NULL)
|
||||
return (BIO_ADDR *)bai->bai_addr;
|
||||
return NULL;
|
||||
}
|
||||
|
||||
void BIO_ADDRINFO_free(BIO_ADDRINFO *bai)
|
||||
{
|
||||
if (bai == NULL)
|
||||
return;
|
||||
|
||||
#ifdef AI_PASSIVE
|
||||
# ifdef AF_UNIX
|
||||
# define _cond bai->bai_family != AF_UNIX
|
||||
# else
|
||||
# define _cond 1
|
||||
# endif
|
||||
if (_cond) {
|
||||
freeaddrinfo(bai);
|
||||
return;
|
||||
}
|
||||
#endif
|
||||
|
||||
/* Free manually when we know that addrinfo_wrap() was used.
|
||||
* See further comment above addrinfo_wrap()
|
||||
*/
|
||||
while (bai != NULL) {
|
||||
BIO_ADDRINFO *next = bai->bai_next;
|
||||
OPENSSL_free(bai->bai_addr);
|
||||
OPENSSL_free(bai);
|
||||
bai = next;
|
||||
}
|
||||
}
|
||||
|
||||
/**********************************************************************
|
||||
*
|
||||
* Service functions
|
||||
*
|
||||
*/
|
||||
|
||||
/*-
|
||||
* The specs in hostserv can take these forms:
|
||||
*
|
||||
* host:service => *host = "host", *service = "service"
|
||||
* host:* => *host = "host", *service = NULL
|
||||
* host: => *host = "host", *service = NULL
|
||||
* :service => *host = NULL, *service = "service"
|
||||
* *:service => *host = NULL, *service = "service"
|
||||
*
|
||||
* in case no : is present in the string, the result depends on
|
||||
* hostserv_prio, as follows:
|
||||
*
|
||||
* when hostserv_prio == BIO_PARSE_PRIO_HOST
|
||||
* host => *host = "host", *service untouched
|
||||
*
|
||||
* when hostserv_prio == BIO_PARSE_PRIO_SERV
|
||||
* service => *host untouched, *service = "service"
|
||||
*
|
||||
*/
|
||||
int BIO_parse_hostserv(const char *hostserv, char **host, char **service,
|
||||
enum BIO_hostserv_priorities hostserv_prio)
|
||||
{
|
||||
const char *h = NULL; size_t hl = 0;
|
||||
const char *p = NULL; size_t pl = 0;
|
||||
|
||||
if (*hostserv == '[') {
|
||||
if ((p = strchr(hostserv, ']')) == NULL)
|
||||
goto spec_err;
|
||||
h = hostserv + 1;
|
||||
hl = p - h;
|
||||
p++;
|
||||
if (*p == '\0')
|
||||
p = NULL;
|
||||
else if (*p != ':')
|
||||
goto spec_err;
|
||||
else {
|
||||
p++;
|
||||
pl = strlen(p);
|
||||
}
|
||||
} else {
|
||||
const char *p2 = strrchr(hostserv, ':');
|
||||
p = strchr(hostserv, ':');
|
||||
|
||||
/*-
|
||||
* Check for more than one colon. There are three possible
|
||||
* interpretations:
|
||||
* 1. IPv6 address with port number, last colon being separator.
|
||||
* 2. IPv6 address only.
|
||||
* 3. IPv6 address only if hostserv_prio == BIO_PARSE_PRIO_HOST,
|
||||
* IPv6 address and port number if hostserv_prio == BIO_PARSE_PRIO_SERV
|
||||
* Because of this ambiguity, we currently choose to make it an
|
||||
* error.
|
||||
*/
|
||||
if (p != p2)
|
||||
goto amb_err;
|
||||
|
||||
if (p != NULL) {
|
||||
h = hostserv;
|
||||
hl = p - h;
|
||||
p++;
|
||||
pl = strlen(p);
|
||||
} else if (hostserv_prio == BIO_PARSE_PRIO_HOST) {
|
||||
h = hostserv;
|
||||
hl = strlen(h);
|
||||
} else {
|
||||
p = hostserv;
|
||||
pl = strlen(p);
|
||||
}
|
||||
}
|
||||
|
||||
if (p != NULL && strchr(p, ':'))
|
||||
goto spec_err;
|
||||
|
||||
if (h != NULL && host != NULL) {
|
||||
if (hl == 0
|
||||
|| (hl == 1 && h[0] == '*')) {
|
||||
*host = NULL;
|
||||
} else {
|
||||
*host = OPENSSL_strndup(h, hl);
|
||||
if (*host == NULL)
|
||||
goto memerr;
|
||||
}
|
||||
}
|
||||
if (p != NULL && service != NULL) {
|
||||
if (pl == 0
|
||||
|| (pl == 1 && p[0] == '*')) {
|
||||
*service = NULL;
|
||||
} else {
|
||||
*service = OPENSSL_strndup(p, pl);
|
||||
if (*service == NULL)
|
||||
goto memerr;
|
||||
}
|
||||
}
|
||||
|
||||
return 1;
|
||||
amb_err:
|
||||
BIOerr(BIO_F_BIO_PARSE_HOSTSERV, BIO_R_AMBIGUOUS_HOST_OR_SERVICE);
|
||||
return 0;
|
||||
spec_err:
|
||||
BIOerr(BIO_F_BIO_PARSE_HOSTSERV, BIO_R_MALFORMED_HOST_OR_SERVICE);
|
||||
return 0;
|
||||
memerr:
|
||||
BIOerr(BIO_F_BIO_PARSE_HOSTSERV, ERR_R_MALLOC_FAILURE);
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* addrinfo_wrap is used to build our own addrinfo "chain".
|
||||
* (it has only one entry, so calling it a chain may be a stretch)
|
||||
* It should ONLY be called when getaddrinfo() and friends
|
||||
* aren't available, OR when dealing with a non IP protocol
|
||||
* family, such as AF_UNIX
|
||||
*
|
||||
* the return value is 1 on success, or 0 on failure, which
|
||||
* only happens if a memory allocation error occurred.
|
||||
*/
|
||||
static int addrinfo_wrap(int family, int socktype,
|
||||
const void *where, size_t wherelen,
|
||||
unsigned short port,
|
||||
BIO_ADDRINFO **bai)
|
||||
{
|
||||
if ((*bai = OPENSSL_zalloc(sizeof(**bai))) == NULL) {
|
||||
BIOerr(BIO_F_ADDRINFO_WRAP, ERR_R_MALLOC_FAILURE);
|
||||
return 0;
|
||||
}
|
||||
|
||||
(*bai)->bai_family = family;
|
||||
(*bai)->bai_socktype = socktype;
|
||||
if (socktype == SOCK_STREAM)
|
||||
(*bai)->bai_protocol = IPPROTO_TCP;
|
||||
if (socktype == SOCK_DGRAM)
|
||||
(*bai)->bai_protocol = IPPROTO_UDP;
|
||||
#ifdef AF_UNIX
|
||||
if (family == AF_UNIX)
|
||||
(*bai)->bai_protocol = 0;
|
||||
#endif
|
||||
{
|
||||
/* Magic: We know that BIO_ADDR_sockaddr_noconst is really
|
||||
just an advanced cast of BIO_ADDR* to struct sockaddr *
|
||||
by the power of union, so while it may seem that we're
|
||||
creating a memory leak here, we are not. It will be
|
||||
all right. */
|
||||
BIO_ADDR *addr = BIO_ADDR_new();
|
||||
if (addr != NULL) {
|
||||
BIO_ADDR_rawmake(addr, family, where, wherelen, port);
|
||||
(*bai)->bai_addr = BIO_ADDR_sockaddr_noconst(addr);
|
||||
}
|
||||
}
|
||||
(*bai)->bai_next = NULL;
|
||||
if ((*bai)->bai_addr == NULL) {
|
||||
BIO_ADDRINFO_free(*bai);
|
||||
*bai = NULL;
|
||||
return 0;
|
||||
}
|
||||
return 1;
|
||||
}
|
||||
|
||||
DEFINE_RUN_ONCE_STATIC(do_bio_lookup_init)
|
||||
{
|
||||
if (!OPENSSL_init_crypto(0, NULL))
|
||||
return 0;
|
||||
bio_lookup_lock = CRYPTO_THREAD_lock_new();
|
||||
return bio_lookup_lock != NULL;
|
||||
}
|
||||
|
||||
int BIO_lookup(const char *host, const char *service,
|
||||
enum BIO_lookup_type lookup_type,
|
||||
int family, int socktype, BIO_ADDRINFO **res)
|
||||
{
|
||||
return BIO_lookup_ex(host, service, lookup_type, family, socktype, 0, res);
|
||||
}
|
||||
|
||||
/*-
|
||||
* BIO_lookup_ex - look up the node and service you want to connect to.
|
||||
* @node: the node you want to connect to.
|
||||
* @service: the service you want to connect to.
|
||||
* @lookup_type: declare intent with the result, client or server.
|
||||
* @family: the address family you want to use. Use AF_UNSPEC for any, or
|
||||
* AF_INET, AF_INET6 or AF_UNIX.
|
||||
* @socktype: The socket type you want to use. Can be SOCK_STREAM, SOCK_DGRAM
|
||||
* or 0 for all.
|
||||
* @protocol: The protocol to use, e.g. IPPROTO_TCP or IPPROTO_UDP or 0 for all.
|
||||
* Note that some platforms may not return IPPROTO_SCTP without
|
||||
* explicitly requesting it (i.e. IPPROTO_SCTP may not be returned
|
||||
* with 0 for the protocol)
|
||||
* @res: Storage place for the resulting list of returned addresses
|
||||
*
|
||||
* This will do a lookup of the node and service that you want to connect to.
|
||||
* It returns a linked list of different addresses you can try to connect to.
|
||||
*
|
||||
* When no longer needed you should call BIO_ADDRINFO_free() to free the result.
|
||||
*
|
||||
* The return value is 1 on success or 0 in case of error.
|
||||
*/
|
||||
int BIO_lookup_ex(const char *host, const char *service, int lookup_type,
|
||||
int family, int socktype, int protocol, BIO_ADDRINFO **res)
|
||||
{
|
||||
int ret = 0; /* Assume failure */
|
||||
|
||||
switch(family) {
|
||||
case AF_INET:
|
||||
#ifdef AF_INET6
|
||||
case AF_INET6:
|
||||
#endif
|
||||
#ifdef AF_UNIX
|
||||
case AF_UNIX:
|
||||
#endif
|
||||
#ifdef AF_UNSPEC
|
||||
case AF_UNSPEC:
|
||||
#endif
|
||||
break;
|
||||
default:
|
||||
BIOerr(BIO_F_BIO_LOOKUP_EX, BIO_R_UNSUPPORTED_PROTOCOL_FAMILY);
|
||||
return 0;
|
||||
}
|
||||
|
||||
#ifdef AF_UNIX
|
||||
if (family == AF_UNIX) {
|
||||
if (addrinfo_wrap(family, socktype, host, strlen(host), 0, res))
|
||||
return 1;
|
||||
else
|
||||
BIOerr(BIO_F_BIO_LOOKUP_EX, ERR_R_MALLOC_FAILURE);
|
||||
return 0;
|
||||
}
|
||||
#endif
|
||||
|
||||
if (BIO_sock_init() != 1)
|
||||
return 0;
|
||||
|
||||
if (1) {
|
||||
#ifdef AI_PASSIVE
|
||||
int gai_ret = 0;
|
||||
struct addrinfo hints;
|
||||
|
||||
memset(&hints, 0, sizeof(hints));
|
||||
|
||||
hints.ai_family = family;
|
||||
hints.ai_socktype = socktype;
|
||||
hints.ai_protocol = protocol;
|
||||
|
||||
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
|
||||
*/
|
||||
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
|
||||
case 0:
|
||||
ret = 1; /* Success */
|
||||
break;
|
||||
default:
|
||||
BIOerr(BIO_F_BIO_LOOKUP_EX, ERR_R_SYS_LIB);
|
||||
ERR_add_error_data(1, gai_strerror(gai_ret));
|
||||
break;
|
||||
}
|
||||
} else {
|
||||
#endif
|
||||
const struct hostent *he;
|
||||
/*
|
||||
* Because struct hostent is defined for 32-bit pointers only with
|
||||
* VMS C, we need to make sure that '&he_fallback_address' and
|
||||
* '&he_fallback_addresses' are 32-bit pointers
|
||||
*/
|
||||
#if defined(OPENSSL_SYS_VMS) && defined(__DECC)
|
||||
# pragma pointer_size save
|
||||
# pragma pointer_size 32
|
||||
#endif
|
||||
/* Windows doesn't seem to have in_addr_t */
|
||||
#ifdef OPENSSL_SYS_WINDOWS
|
||||
static uint32_t he_fallback_address;
|
||||
static const char *he_fallback_addresses[] =
|
||||
{ (char *)&he_fallback_address, NULL };
|
||||
#else
|
||||
static in_addr_t he_fallback_address;
|
||||
static const char *he_fallback_addresses[] =
|
||||
{ (char *)&he_fallback_address, NULL };
|
||||
#endif
|
||||
static const struct hostent he_fallback =
|
||||
{ NULL, NULL, AF_INET, sizeof(he_fallback_address),
|
||||
(char **)&he_fallback_addresses };
|
||||
#if defined(OPENSSL_SYS_VMS) && defined(__DECC)
|
||||
# pragma pointer_size restore
|
||||
#endif
|
||||
|
||||
struct servent *se;
|
||||
/* Apparently, on WIN64, s_proto and s_port have traded places... */
|
||||
#ifdef _WIN64
|
||||
struct servent se_fallback = { NULL, NULL, NULL, 0 };
|
||||
#else
|
||||
struct servent se_fallback = { NULL, NULL, 0, NULL };
|
||||
#endif
|
||||
|
||||
if (!RUN_ONCE(&bio_lookup_init, do_bio_lookup_init)) {
|
||||
BIOerr(BIO_F_BIO_LOOKUP_EX, ERR_R_MALLOC_FAILURE);
|
||||
ret = 0;
|
||||
goto err;
|
||||
}
|
||||
|
||||
CRYPTO_THREAD_write_lock(bio_lookup_lock);
|
||||
he_fallback_address = INADDR_ANY;
|
||||
if (host == NULL) {
|
||||
he = &he_fallback;
|
||||
switch(lookup_type) {
|
||||
case BIO_LOOKUP_CLIENT:
|
||||
he_fallback_address = INADDR_LOOPBACK;
|
||||
break;
|
||||
case BIO_LOOKUP_SERVER:
|
||||
he_fallback_address = INADDR_ANY;
|
||||
break;
|
||||
default:
|
||||
/* We forgot to handle a lookup type! */
|
||||
assert("We forgot to handle a lookup type!" == NULL);
|
||||
BIOerr(BIO_F_BIO_LOOKUP_EX, ERR_R_INTERNAL_ERROR);
|
||||
ret = 0;
|
||||
goto err;
|
||||
}
|
||||
} else {
|
||||
he = gethostbyname(host);
|
||||
|
||||
if (he == NULL) {
|
||||
#ifndef OPENSSL_SYS_WINDOWS
|
||||
/*
|
||||
* This might be misleading, because h_errno is used as if
|
||||
* it was errno. To minimize mixup add 1000. Underlying
|
||||
* reason for this is that hstrerror is declared obsolete,
|
||||
* not to mention that a) h_errno is not always guaranteed
|
||||
* to be meaningless; b) hstrerror can reside in yet another
|
||||
* library, linking for sake of hstrerror is an overkill;
|
||||
* c) this path is not executed on contemporary systems
|
||||
* 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
|
||||
ret = 0;
|
||||
goto err;
|
||||
}
|
||||
}
|
||||
|
||||
if (service == NULL) {
|
||||
se_fallback.s_port = 0;
|
||||
se_fallback.s_proto = NULL;
|
||||
se = &se_fallback;
|
||||
} else {
|
||||
char *endp = NULL;
|
||||
long portnum = strtol(service, &endp, 10);
|
||||
|
||||
/*
|
||||
* Because struct servent is defined for 32-bit pointers only with
|
||||
* VMS C, we need to make sure that 'proto' is a 32-bit pointer.
|
||||
*/
|
||||
#if defined(OPENSSL_SYS_VMS) && defined(__DECC)
|
||||
# pragma pointer_size save
|
||||
# pragma pointer_size 32
|
||||
#endif
|
||||
char *proto = NULL;
|
||||
#if defined(OPENSSL_SYS_VMS) && defined(__DECC)
|
||||
# pragma pointer_size restore
|
||||
#endif
|
||||
|
||||
switch (socktype) {
|
||||
case SOCK_STREAM:
|
||||
proto = "tcp";
|
||||
break;
|
||||
case SOCK_DGRAM:
|
||||
proto = "udp";
|
||||
break;
|
||||
}
|
||||
|
||||
if (endp != service && *endp == '\0'
|
||||
&& portnum > 0 && portnum < 65536) {
|
||||
se_fallback.s_port = htons((unsigned short)portnum);
|
||||
se_fallback.s_proto = proto;
|
||||
se = &se_fallback;
|
||||
} else if (endp == service) {
|
||||
se = getservbyname(service, proto);
|
||||
|
||||
if (se == NULL) {
|
||||
#ifndef OPENSSL_SYS_WINDOWS
|
||||
SYSerr(SYS_F_GETSERVBYNAME, errno);
|
||||
#else
|
||||
SYSerr(SYS_F_GETSERVBYNAME, WSAGetLastError());
|
||||
#endif
|
||||
goto err;
|
||||
}
|
||||
} else {
|
||||
BIOerr(BIO_F_BIO_LOOKUP_EX, BIO_R_MALFORMED_HOST_OR_SERVICE);
|
||||
goto err;
|
||||
}
|
||||
}
|
||||
|
||||
*res = NULL;
|
||||
|
||||
{
|
||||
/*
|
||||
* Because hostent::h_addr_list is an array of 32-bit pointers with VMS C,
|
||||
* we must make sure our iterator designates the same element type, hence
|
||||
* the pointer size dance.
|
||||
*/
|
||||
#if defined(OPENSSL_SYS_VMS) && defined(__DECC)
|
||||
# pragma pointer_size save
|
||||
# pragma pointer_size 32
|
||||
#endif
|
||||
char **addrlistp;
|
||||
#if defined(OPENSSL_SYS_VMS) && defined(__DECC)
|
||||
# pragma pointer_size restore
|
||||
#endif
|
||||
size_t addresses;
|
||||
BIO_ADDRINFO *tmp_bai = NULL;
|
||||
|
||||
/* The easiest way to create a linked list from an
|
||||
array is to start from the back */
|
||||
for(addrlistp = he->h_addr_list; *addrlistp != NULL;
|
||||
addrlistp++)
|
||||
;
|
||||
|
||||
for(addresses = addrlistp - he->h_addr_list;
|
||||
addrlistp--, addresses-- > 0; ) {
|
||||
if (!addrinfo_wrap(he->h_addrtype, socktype,
|
||||
*addrlistp, he->h_length,
|
||||
se->s_port, &tmp_bai))
|
||||
goto addrinfo_malloc_err;
|
||||
tmp_bai->bai_next = *res;
|
||||
*res = tmp_bai;
|
||||
continue;
|
||||
addrinfo_malloc_err:
|
||||
BIO_ADDRINFO_free(*res);
|
||||
*res = NULL;
|
||||
BIOerr(BIO_F_BIO_LOOKUP_EX, ERR_R_MALLOC_FAILURE);
|
||||
ret = 0;
|
||||
goto err;
|
||||
}
|
||||
|
||||
ret = 1;
|
||||
}
|
||||
err:
|
||||
CRYPTO_THREAD_unlock(bio_lookup_lock);
|
||||
}
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
#endif /* OPENSSL_NO_SOCK */
|
||||
Loading…
Add table
Add a link
Reference in a new issue