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Diffstat (limited to 'crypto/bio/bss_conn.c')
-rw-r--r--crypto/bio/bss_conn.c236
1 files changed, 110 insertions, 126 deletions
diff --git a/crypto/bio/bss_conn.c b/crypto/bio/bss_conn.c
index 9d00f18297ff..335704ee3181 100644
--- a/crypto/bio/bss_conn.c
+++ b/crypto/bio/bss_conn.c
@@ -1,5 +1,5 @@
/*
- * Copyright 1995-2024 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 1995-2026 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
@@ -23,9 +23,9 @@ typedef struct bio_connect_st {
char *param_hostname;
char *param_service;
int connect_mode;
-# ifndef OPENSSL_NO_KTLS
+#ifndef OPENSSL_NO_KTLS
unsigned char record_type;
-# endif
+#endif
int tfo_first;
BIO_ADDRINFO *addr_first;
@@ -56,22 +56,22 @@ static int conn_new(BIO *h);
static int conn_free(BIO *data);
static long conn_callback_ctrl(BIO *h, int cmd, BIO_info_cb *);
static int conn_sendmmsg(BIO *h, BIO_MSG *m, size_t s, size_t n,
- uint64_t f, size_t *mp);
+ uint64_t f, size_t *mp);
static int conn_recvmmsg(BIO *h, BIO_MSG *m, size_t s, size_t n,
- uint64_t f, size_t *mp);
+ uint64_t f, size_t *mp);
static int conn_state(BIO *b, BIO_CONNECT *c);
static void conn_close_socket(BIO *data);
static BIO_CONNECT *BIO_CONNECT_new(void);
static void BIO_CONNECT_free(BIO_CONNECT *a);
-#define BIO_CONN_S_BEFORE 1
-#define BIO_CONN_S_GET_ADDR 2
-#define BIO_CONN_S_CREATE_SOCKET 3
-#define BIO_CONN_S_CONNECT 4
-#define BIO_CONN_S_OK 5
-#define BIO_CONN_S_BLOCKED_CONNECT 6
-#define BIO_CONN_S_CONNECT_ERROR 7
+#define BIO_CONN_S_BEFORE 1
+#define BIO_CONN_S_GET_ADDR 2
+#define BIO_CONN_S_CREATE_SOCKET 3
+#define BIO_CONN_S_CONNECT 4
+#define BIO_CONN_S_OK 5
+#define BIO_CONN_S_BLOCKED_CONNECT 6
+#define BIO_CONN_S_CONNECT_ERROR 7
static const BIO_METHOD methods_connectp = {
BIO_TYPE_CONNECT,
@@ -121,47 +121,47 @@ static int conn_state(BIO *b, BIO_CONNECT *c)
case BIO_CONN_S_BEFORE:
if (c->param_hostname == NULL && c->param_service == NULL) {
ERR_raise_data(ERR_LIB_BIO,
- BIO_R_NO_HOSTNAME_OR_SERVICE_SPECIFIED,
- "hostname=%s service=%s",
- c->param_hostname, c->param_service);
+ BIO_R_NO_HOSTNAME_OR_SERVICE_SPECIFIED,
+ "hostname=%s service=%s",
+ c->param_hostname, c->param_service);
goto exit_loop;
}
c->state = BIO_CONN_S_GET_ADDR;
break;
- case BIO_CONN_S_GET_ADDR:
- {
- int family = AF_UNSPEC;
- switch (c->connect_family) {
- case BIO_FAMILY_IPV6:
- if (1) { /* This is a trick we use to avoid bit rot.
- * at least the "else" part will always be
- * compiled.
- */
+ case BIO_CONN_S_GET_ADDR: {
+ int family = AF_UNSPEC;
+ switch (c->connect_family) {
+ case BIO_FAMILY_IPV6:
+ if (1) { /* This is a trick we use to avoid bit rot.
+ * at least the "else" part will always be
+ * compiled.
+ */
#if OPENSSL_USE_IPV6
- family = AF_INET6;
- } else {
+ family = AF_INET6;
+ } else {
#endif
- ERR_raise(ERR_LIB_BIO, BIO_R_UNAVAILABLE_IP_FAMILY);
- goto exit_loop;
- }
- break;
- case BIO_FAMILY_IPV4:
- family = AF_INET;
- break;
- case BIO_FAMILY_IPANY:
- family = AF_UNSPEC;
- break;
- default:
- ERR_raise(ERR_LIB_BIO, BIO_R_UNSUPPORTED_IP_FAMILY);
+ ERR_raise(ERR_LIB_BIO, BIO_R_UNAVAILABLE_IP_FAMILY);
goto exit_loop;
}
- if (BIO_lookup(c->param_hostname, c->param_service,
- BIO_LOOKUP_CLIENT,
- family, c->connect_sock_type,
- &c->addr_first) == 0)
- goto exit_loop;
+ break;
+ case BIO_FAMILY_IPV4:
+ family = AF_INET;
+ break;
+ case BIO_FAMILY_IPANY:
+ family = AF_UNSPEC;
+ break;
+ default:
+ ERR_raise(ERR_LIB_BIO, BIO_R_UNSUPPORTED_IP_FAMILY);
+ goto exit_loop;
}
+ if (BIO_lookup(c->param_hostname, c->param_service,
+ BIO_LOOKUP_CLIENT,
+ family, c->connect_sock_type,
+ &c->addr_first)
+ == 0)
+ goto exit_loop;
+ }
if (c->addr_first == NULL) {
ERR_raise(ERR_LIB_BIO, BIO_R_LOOKUP_RETURNED_NOTHING);
goto exit_loop;
@@ -172,12 +172,12 @@ static int conn_state(BIO *b, BIO_CONNECT *c)
case BIO_CONN_S_CREATE_SOCKET:
ret = BIO_socket(BIO_ADDRINFO_family(c->addr_iter),
- BIO_ADDRINFO_socktype(c->addr_iter),
- BIO_ADDRINFO_protocol(c->addr_iter), 0);
+ BIO_ADDRINFO_socktype(c->addr_iter),
+ BIO_ADDRINFO_protocol(c->addr_iter), 0);
if (ret == (int)INVALID_SOCKET) {
ERR_raise_data(ERR_LIB_SYS, get_last_socket_error(),
- "calling socket(%s, %s)",
- c->param_hostname, c->param_service);
+ "calling socket(%s, %s)",
+ c->param_hostname, c->param_service);
ERR_raise(ERR_LIB_BIO, BIO_R_UNABLE_TO_CREATE_SOCKET);
goto exit_loop;
}
@@ -202,7 +202,7 @@ static int conn_state(BIO *b, BIO_CONNECT *c)
b->retry_reason = BIO_RR_CONNECT;
ERR_pop_to_mark();
} else if ((c->addr_iter = BIO_ADDRINFO_next(c->addr_iter))
- != NULL) {
+ != NULL) {
/*
* if there are more addresses to try, do that first
*/
@@ -213,8 +213,8 @@ static int conn_state(BIO *b, BIO_CONNECT *c)
} else {
ERR_clear_last_mark();
ERR_raise_data(ERR_LIB_SYS, get_last_socket_error(),
- "calling connect(%s, %s)",
- c->param_hostname, c->param_service);
+ "calling connect(%s, %s)",
+ c->param_hostname, c->param_service);
c->state = BIO_CONN_S_CONNECT_ERROR;
break;
}
@@ -243,8 +243,8 @@ static int conn_state(BIO *b, BIO_CONNECT *c)
break;
}
ERR_raise_data(ERR_LIB_SYS, i,
- "calling connect(%s, %s)",
- c->param_hostname, c->param_service);
+ "calling connect(%s, %s)",
+ c->param_hostname, c->param_service);
ERR_raise(ERR_LIB_BIO, BIO_R_NBIO_CONNECT_ERROR);
ret = 0;
goto exit_loop;
@@ -252,15 +252,6 @@ static int conn_state(BIO *b, BIO_CONNECT *c)
if (!conn_create_dgram_bio(b, c))
break;
c->state = BIO_CONN_S_OK;
-# ifndef OPENSSL_NO_KTLS
- /*
- * The new socket is created successfully regardless of ktls_enable.
- * ktls_enable doesn't change any functionality of the socket, except
- * changing the setsockopt to enable the processing of ktls_start.
- * Thus, it is not a problem to call it for non-TLS sockets.
- */
- ktls_enable(b->num);
-# endif
}
break;
@@ -284,10 +275,10 @@ static int conn_state(BIO *b, BIO_CONNECT *c)
}
/* Loop does not exit */
- exit_loop:
+exit_loop:
if (cb != NULL)
ret = cb((BIO *)b, c->state, ret);
- end:
+end:
return ret;
}
@@ -384,11 +375,11 @@ static int conn_read(BIO *b, char *out, int outl)
if (out != NULL) {
clear_socket_error();
-# ifndef OPENSSL_NO_KTLS
+#ifndef OPENSSL_NO_KTLS
if (BIO_get_ktls_recv(b))
ret = ktls_read_record(b->num, out, outl);
else
-# endif
+#endif
ret = readsocket(b->num, out, outl);
BIO_clear_retry_flags(b);
if (ret <= 0) {
@@ -421,7 +412,7 @@ static int conn_write(BIO *b, const char *in, int inl)
}
clear_socket_error();
-# ifndef OPENSSL_NO_KTLS
+#ifndef OPENSSL_NO_KTLS
if (BIO_should_ktls_ctrl_msg_flag(b)) {
ret = ktls_send_ctrl_message(b->num, data->record_type, in, inl);
if (ret >= 0) {
@@ -429,16 +420,16 @@ static int conn_write(BIO *b, const char *in, int inl)
BIO_clear_ktls_ctrl_msg_flag(b);
}
} else
-# endif
-# if defined(OSSL_TFO_SENDTO)
- if (data->tfo_first) {
+#endif
+#if defined(OSSL_TFO_SENDTO)
+ if (data->tfo_first) {
int peerlen = BIO_ADDRINFO_sockaddr_size(data->addr_iter);
ret = sendto(b->num, in, inl, OSSL_TFO_SENDTO,
- BIO_ADDRINFO_sockaddr(data->addr_iter), peerlen);
+ BIO_ADDRINFO_sockaddr(data->addr_iter), peerlen);
data->tfo_first = 0;
} else
-# endif
+#endif
ret = writesocket(b->num, in, inl);
BIO_clear_retry_flags(b);
if (ret <= 0) {
@@ -456,9 +447,9 @@ static long conn_ctrl(BIO *b, int cmd, long num, void *ptr)
long ret = 1;
BIO_CONNECT *data;
const BIO_ADDR *dg_addr;
-# ifndef OPENSSL_NO_KTLS
+#ifndef OPENSSL_NO_KTLS
ktls_crypto_info_t *crypto_info;
-# endif
+#endif
data = (BIO_CONNECT *)b->ptr;
@@ -469,6 +460,7 @@ static long conn_ctrl(BIO *b, int cmd, long num, void *ptr)
conn_close_socket(b);
BIO_ADDRINFO_free(data->addr_first);
data->addr_first = NULL;
+ data->addr_iter = NULL;
b->flags = 0;
break;
case BIO_C_DO_STATE_MACHINE:
@@ -489,11 +481,11 @@ static long conn_ctrl(BIO *b, int cmd, long num, void *ptr)
*pptr = (const char *)BIO_ADDRINFO_address(data->addr_iter);
} else if (num == 3) {
switch (BIO_ADDRINFO_family(data->addr_iter)) {
-# if OPENSSL_USE_IPV6
+#if OPENSSL_USE_IPV6
case AF_INET6:
ret = BIO_FAMILY_IPV6;
break;
-# endif
+#endif
case AF_INET:
ret = BIO_FAMILY_IPV4;
break;
@@ -526,9 +518,9 @@ static long conn_ctrl(BIO *b, int cmd, long num, void *ptr)
OPENSSL_free(data->param_hostname);
data->param_hostname = NULL;
ret = BIO_parse_hostserv(ptr,
- &data->param_hostname,
- &data->param_service,
- BIO_PARSE_PRIO_HOST);
+ &data->param_hostname,
+ &data->param_service,
+ BIO_PARSE_PRIO_HOST);
if (hold_service != data->param_service)
OPENSSL_free(hold_service);
} else if (num == 1) { /* BIO_set_conn_port */
@@ -602,21 +594,19 @@ static long conn_ctrl(BIO *b, int cmd, long num, void *ptr)
break;
case BIO_CTRL_GET_RPOLL_DESCRIPTOR:
- case BIO_CTRL_GET_WPOLL_DESCRIPTOR:
- {
- BIO_POLL_DESCRIPTOR *pd = ptr;
+ case BIO_CTRL_GET_WPOLL_DESCRIPTOR: {
+ BIO_POLL_DESCRIPTOR *pd = ptr;
- if (data->state != BIO_CONN_S_OK)
- conn_state(b, data); /* best effort */
+ if (data->state != BIO_CONN_S_OK)
+ conn_state(b, data); /* best effort */
- if (data->state >= BIO_CONN_S_CREATE_SOCKET) {
- pd->type = BIO_POLL_DESCRIPTOR_TYPE_SOCK_FD;
- pd->value.fd = b->num;
- } else {
- ret = 0;
- }
+ if (data->state >= BIO_CONN_S_CREATE_SOCKET) {
+ pd->type = BIO_POLL_DESCRIPTOR_TYPE_SOCK_FD;
+ pd->value.fd = b->num;
+ } else {
+ ret = 0;
}
- break;
+ } break;
case BIO_C_SET_NBIO:
if (num != 0)
data->connect_mode |= BIO_SOCK_NONBLOCK;
@@ -666,37 +656,33 @@ static long conn_ctrl(BIO *b, int cmd, long num, void *ptr)
break;
case BIO_CTRL_FLUSH:
break;
- case BIO_CTRL_DUP:
- {
- dbio = (BIO *)ptr;
- if (data->param_hostname)
- BIO_set_conn_hostname(dbio, data->param_hostname);
- if (data->param_service)
- BIO_set_conn_port(dbio, data->param_service);
- BIO_set_conn_ip_family(dbio, data->connect_family);
- BIO_set_conn_mode(dbio, data->connect_mode);
- /*
- * FIXME: the cast of the function seems unlikely to be a good
- * idea
- */
- (void)BIO_set_info_callback(dbio, data->info_callback);
- }
- break;
+ case BIO_CTRL_DUP: {
+ dbio = (BIO *)ptr;
+ if (data->param_hostname)
+ BIO_set_conn_hostname(dbio, data->param_hostname);
+ if (data->param_service)
+ BIO_set_conn_port(dbio, data->param_service);
+ BIO_set_conn_ip_family(dbio, data->connect_family);
+ BIO_set_conn_mode(dbio, data->connect_mode);
+ /*
+ * FIXME: the cast of the function seems unlikely to be a good
+ * idea
+ */
+ (void)BIO_set_info_callback(dbio, data->info_callback);
+ } break;
case BIO_CTRL_SET_CALLBACK:
ret = 0; /* use callback ctrl */
break;
- case BIO_CTRL_GET_CALLBACK:
- {
- BIO_info_cb **fptr;
+ case BIO_CTRL_GET_CALLBACK: {
+ BIO_info_cb **fptr;
- fptr = (BIO_info_cb **)ptr;
- *fptr = data->info_callback;
- }
- break;
+ fptr = (BIO_info_cb **)ptr;
+ *fptr = data->info_callback;
+ } break;
case BIO_CTRL_EOF:
ret = (b->flags & BIO_FLAGS_IN_EOF) != 0;
break;
-# ifndef OPENSSL_NO_KTLS
+#ifndef OPENSSL_NO_KTLS
case BIO_CTRL_SET_KTLS:
crypto_info = (ktls_crypto_info_t *)ptr;
ret = ktls_start(b->num, crypto_info, num);
@@ -721,7 +707,7 @@ static long conn_ctrl(BIO *b, int cmd, long num, void *ptr)
if (ret)
BIO_set_ktls_zerocopy_sendfile_flag(b);
break;
-# endif
+#endif
default:
ret = 0;
break;
@@ -737,11 +723,9 @@ static long conn_callback_ctrl(BIO *b, int cmd, BIO_info_cb *fp)
data = (BIO_CONNECT *)b->ptr;
switch (cmd) {
- case BIO_CTRL_SET_CALLBACK:
- {
- data->info_callback = fp;
- }
- break;
+ case BIO_CTRL_SET_CALLBACK: {
+ data->info_callback = fp;
+ } break;
default:
ret = 0;
break;
@@ -792,11 +776,11 @@ int conn_gets(BIO *bio, char *buf, int size)
clear_socket_error();
while (size-- > 1) {
-# ifndef OPENSSL_NO_KTLS
+#ifndef OPENSSL_NO_KTLS
if (BIO_get_ktls_recv(bio))
ret = ktls_read_record(bio->num, ptr, 1);
else
-# endif
+#endif
ret = readsocket(bio->num, ptr, 1);
BIO_clear_retry_flags(bio);
if (ret <= 0) {
@@ -814,7 +798,7 @@ int conn_gets(BIO *bio, char *buf, int size)
}
static int conn_sendmmsg(BIO *bio, BIO_MSG *msg, size_t stride, size_t num_msgs,
- uint64_t flags, size_t *msgs_processed)
+ uint64_t flags, size_t *msgs_processed)
{
int ret;
BIO_CONNECT *data;
@@ -841,11 +825,11 @@ static int conn_sendmmsg(BIO *bio, BIO_MSG *msg, size_t stride, size_t num_msgs,
}
return BIO_sendmmsg(data->dgram_bio, msg, stride, num_msgs,
- flags, msgs_processed);
+ flags, msgs_processed);
}
static int conn_recvmmsg(BIO *bio, BIO_MSG *msg, size_t stride, size_t num_msgs,
- uint64_t flags, size_t *msgs_processed)
+ uint64_t flags, size_t *msgs_processed)
{
int ret;
BIO_CONNECT *data;
@@ -872,7 +856,7 @@ static int conn_recvmmsg(BIO *bio, BIO_MSG *msg, size_t stride, size_t num_msgs,
}
return BIO_recvmmsg(data->dgram_bio, msg, stride, num_msgs,
- flags, msgs_processed);
+ flags, msgs_processed);
}
BIO *BIO_new_connect(const char *str)
generated by cgit v1.3 (git 2.53.0) at 2026-07-24 18:20:55 +0000