* OTHERWISE.
*/
-#include <assert.h>
#include <stdio.h>
#include "ssl_locl.h"
#include <openssl/objects.h>
{
if (s->method == NULL) {
SSLerr(SSL_F_SSL_CLEAR, SSL_R_NO_METHOD_SPECIFIED);
- return (0);
+ return 0;
}
if (ssl_clear_bad_session(s)) {
s->method->ssl_free(s);
s->method = s->ctx->method;
if (!s->method->ssl_new(s))
- return (0);
- } else
- s->method->ssl_clear(s);
+ return 0;
+ } else {
+ if (!s->method->ssl_clear(s))
+ return 0;
+ }
RECORD_LAYER_clear(&s->rlayer);
- return (1);
+ return 1;
}
/** Used to change an SSL_CTXs default SSL method type */
s->mode = ctx->mode;
s->max_cert_list = ctx->max_cert_list;
s->references = 1;
+ s->max_early_data = ctx->max_early_data;
/*
* Earlier library versions used to copy the pointer to the CERT, not
s->msg_callback_arg = ctx->msg_callback_arg;
s->verify_mode = ctx->verify_mode;
s->not_resumable_session_cb = ctx->not_resumable_session_cb;
+ s->record_padding_cb = ctx->record_padding_cb;
+ s->record_padding_arg = ctx->record_padding_arg;
+ s->block_padding = ctx->block_padding;
s->sid_ctx_length = ctx->sid_ctx_length;
- OPENSSL_assert(s->sid_ctx_length <= sizeof s->sid_ctx);
+ if (!ossl_assert(s->sid_ctx_length <= sizeof s->sid_ctx))
+ goto err;
memcpy(&s->sid_ctx, &ctx->sid_ctx, sizeof(s->sid_ctx));
s->verify_callback = ctx->default_verify_callback;
s->generate_session_id = ctx->generate_session_id;
{
/*
* A quick examination of SSL_SESSION_hash and SSL_SESSION_cmp shows how
- * we can "construct" a session to give us the desired check - ie. to
+ * we can "construct" a session to give us the desired check - i.e. to
* find if there's a session in the hash table that would conflict with
* any new session built out of this id/id_len and the ssl_version in use
* by this SSL.
dane_final(&s->dane);
CRYPTO_free_ex_data(CRYPTO_EX_INDEX_SSL, s, &s->ex_data);
+ /* Ignore return value */
ssl_free_wbio_buffer(s);
BIO_free_all(s->wbio);
#endif
OPENSSL_free(s->ext.ocsp.resp);
OPENSSL_free(s->ext.alpn);
+ OPENSSL_free(s->ext.tls13_cookie);
+ OPENSSL_free(s->clienthello);
- sk_X509_NAME_pop_free(s->client_CA, X509_NAME_free);
+ sk_X509_NAME_pop_free(s->ca_names, X509_NAME_free);
sk_X509_pop_free(s->verified_chain, X509_free);
* data. That data may not result in any application data, or we may fail
* to parse the records for some reason.
*/
- if (SSL_pending(s))
+ if (RECORD_LAYER_processed_read_pending(&s->rlayer))
return 1;
return RECORD_LAYER_read_pending(&s->rlayer);
return -1;
}
+int ssl_read_internal(SSL *s, void *buf, size_t num, size_t *readbytes)
+{
+ if (s->handshake_func == NULL) {
+ SSLerr(SSL_F_SSL_READ_INTERNAL, SSL_R_UNINITIALIZED);
+ return -1;
+ }
+
+ if (s->shutdown & SSL_RECEIVED_SHUTDOWN) {
+ s->rwstate = SSL_NOTHING;
+ return 0;
+ }
+
+ if (s->early_data_state == SSL_EARLY_DATA_CONNECT_RETRY
+ || s->early_data_state == SSL_EARLY_DATA_ACCEPT_RETRY) {
+ SSLerr(SSL_F_SSL_READ_INTERNAL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
+ return 0;
+ }
+ /*
+ * If we are a client and haven't received the ServerHello etc then we
+ * better do that
+ */
+ ossl_statem_check_finish_init(s, 0);
+
+ if ((s->mode & SSL_MODE_ASYNC) && ASYNC_get_current_job() == NULL) {
+ struct ssl_async_args args;
+ int ret;
+
+ args.s = s;
+ args.buf = buf;
+ args.num = num;
+ args.type = READFUNC;
+ args.f.func_read = s->method->ssl_read;
+
+ ret = ssl_start_async_job(s, &args, ssl_io_intern);
+ *readbytes = s->asyncrw;
+ return ret;
+ } else {
+ return s->method->ssl_read(s, buf, num, readbytes);
+ }
+}
+
int SSL_read(SSL *s, void *buf, int num)
{
int ret;
return -1;
}
- ret = SSL_read_ex(s, buf, (size_t)num, &readbytes);
+ ret = ssl_read_internal(s, buf, (size_t)num, &readbytes);
/*
* The cast is safe here because ret should be <= INT_MAX because num is
}
int SSL_read_ex(SSL *s, void *buf, size_t num, size_t *readbytes)
+{
+ int ret = ssl_read_internal(s, buf, num, readbytes);
+
+ if (ret < 0)
+ ret = 0;
+ return ret;
+}
+
+int SSL_read_early_data(SSL *s, void *buf, size_t num, size_t *readbytes)
+{
+ int ret;
+
+ if (!s->server) {
+ SSLerr(SSL_F_SSL_READ_EARLY_DATA, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
+ return SSL_READ_EARLY_DATA_ERROR;
+ }
+
+ switch (s->early_data_state) {
+ case SSL_EARLY_DATA_NONE:
+ if (!SSL_in_before(s)) {
+ SSLerr(SSL_F_SSL_READ_EARLY_DATA,
+ ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
+ return SSL_READ_EARLY_DATA_ERROR;
+ }
+ /* fall through */
+
+ case SSL_EARLY_DATA_ACCEPT_RETRY:
+ s->early_data_state = SSL_EARLY_DATA_ACCEPTING;
+ ret = SSL_accept(s);
+ if (ret <= 0) {
+ /* NBIO or error */
+ s->early_data_state = SSL_EARLY_DATA_ACCEPT_RETRY;
+ return SSL_READ_EARLY_DATA_ERROR;
+ }
+ /* fall through */
+
+ case SSL_EARLY_DATA_READ_RETRY:
+ if (s->ext.early_data == SSL_EARLY_DATA_ACCEPTED) {
+ s->early_data_state = SSL_EARLY_DATA_READING;
+ ret = SSL_read_ex(s, buf, num, readbytes);
+ /*
+ * State machine will update early_data_state to
+ * SSL_EARLY_DATA_FINISHED_READING if we get an EndOfEarlyData
+ * message
+ */
+ if (ret > 0 || (ret <= 0 && s->early_data_state
+ != SSL_EARLY_DATA_FINISHED_READING)) {
+ s->early_data_state = SSL_EARLY_DATA_READ_RETRY;
+ return ret > 0 ? SSL_READ_EARLY_DATA_SUCCESS
+ : SSL_READ_EARLY_DATA_ERROR;
+ }
+ } else {
+ s->early_data_state = SSL_EARLY_DATA_FINISHED_READING;
+ }
+ *readbytes = 0;
+ return SSL_READ_EARLY_DATA_FINISH;
+
+ default:
+ SSLerr(SSL_F_SSL_READ_EARLY_DATA, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
+ return SSL_READ_EARLY_DATA_ERROR;
+ }
+}
+
+int SSL_get_early_data_status(const SSL *s)
+{
+ return s->ext.early_data;
+}
+
+static int ssl_peek_internal(SSL *s, void *buf, size_t num, size_t *readbytes)
{
if (s->handshake_func == NULL) {
- SSLerr(SSL_F_SSL_READ_EX, SSL_R_UNINITIALIZED);
+ SSLerr(SSL_F_SSL_PEEK_INTERNAL, SSL_R_UNINITIALIZED);
return -1;
}
if (s->shutdown & SSL_RECEIVED_SHUTDOWN) {
- s->rwstate = SSL_NOTHING;
- return (0);
+ return 0;
}
-
if ((s->mode & SSL_MODE_ASYNC) && ASYNC_get_current_job() == NULL) {
struct ssl_async_args args;
int ret;
args.buf = buf;
args.num = num;
args.type = READFUNC;
- args.f.func_read = s->method->ssl_read;
+ args.f.func_read = s->method->ssl_peek;
ret = ssl_start_async_job(s, &args, ssl_io_intern);
*readbytes = s->asyncrw;
return ret;
} else {
- return s->method->ssl_read(s, buf, num, readbytes);
+ return s->method->ssl_peek(s, buf, num, readbytes);
}
}
return -1;
}
- ret = SSL_peek_ex(s, buf, (size_t)num, &readbytes);
+ ret = ssl_peek_internal(s, buf, (size_t)num, &readbytes);
/*
* The cast is safe here because ret should be <= INT_MAX because num is
return ret;
}
+
int SSL_peek_ex(SSL *s, void *buf, size_t num, size_t *readbytes)
+{
+ int ret = ssl_peek_internal(s, buf, num, readbytes);
+
+ if (ret < 0)
+ ret = 0;
+ return ret;
+}
+
+int ssl_write_internal(SSL *s, const void *buf, size_t num, size_t *written)
{
if (s->handshake_func == NULL) {
- SSLerr(SSL_F_SSL_PEEK_EX, SSL_R_UNINITIALIZED);
+ SSLerr(SSL_F_SSL_WRITE_INTERNAL, SSL_R_UNINITIALIZED);
return -1;
}
- if (s->shutdown & SSL_RECEIVED_SHUTDOWN) {
- return (0);
+ if (s->shutdown & SSL_SENT_SHUTDOWN) {
+ s->rwstate = SSL_NOTHING;
+ SSLerr(SSL_F_SSL_WRITE_INTERNAL, SSL_R_PROTOCOL_IS_SHUTDOWN);
+ return -1;
}
+
+ if (s->early_data_state == SSL_EARLY_DATA_CONNECT_RETRY
+ || s->early_data_state == SSL_EARLY_DATA_ACCEPT_RETRY
+ || s->early_data_state == SSL_EARLY_DATA_READ_RETRY) {
+ SSLerr(SSL_F_SSL_WRITE_INTERNAL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
+ return 0;
+ }
+ /* If we are a client and haven't sent the Finished we better do that */
+ ossl_statem_check_finish_init(s, 1);
+
if ((s->mode & SSL_MODE_ASYNC) && ASYNC_get_current_job() == NULL) {
- struct ssl_async_args args;
int ret;
+ struct ssl_async_args args;
args.s = s;
- args.buf = buf;
+ args.buf = (void *)buf;
args.num = num;
- args.type = READFUNC;
- args.f.func_read = s->method->ssl_peek;
+ args.type = WRITEFUNC;
+ args.f.func_write = s->method->ssl_write;
ret = ssl_start_async_job(s, &args, ssl_io_intern);
- *readbytes = s->asyncrw;
+ *written = s->asyncrw;
return ret;
} else {
- return s->method->ssl_peek(s, buf, num, readbytes);
+ return s->method->ssl_write(s, buf, num, written);
}
}
return -1;
}
- ret = SSL_write_ex(s, buf, (size_t)num, &written);
+ ret = ssl_write_internal(s, buf, (size_t)num, &written);
/*
* The cast is safe here because ret should be <= INT_MAX because num is
int SSL_write_ex(SSL *s, const void *buf, size_t num, size_t *written)
{
- if (s->handshake_func == NULL) {
- SSLerr(SSL_F_SSL_WRITE_EX, SSL_R_UNINITIALIZED);
- return -1;
- }
+ int ret = ssl_write_internal(s, buf, num, written);
- if (s->shutdown & SSL_SENT_SHUTDOWN) {
- s->rwstate = SSL_NOTHING;
- SSLerr(SSL_F_SSL_WRITE_EX, SSL_R_PROTOCOL_IS_SHUTDOWN);
- return (-1);
- }
+ if (ret < 0)
+ ret = 0;
+ return ret;
+}
- if ((s->mode & SSL_MODE_ASYNC) && ASYNC_get_current_job() == NULL) {
- int ret;
- struct ssl_async_args args;
+int SSL_write_early_data(SSL *s, const void *buf, size_t num, size_t *written)
+{
+ int ret, early_data_state;
- args.s = s;
- args.buf = (void *)buf;
- args.num = num;
- args.type = WRITEFUNC;
- args.f.func_write = s->method->ssl_write;
+ switch (s->early_data_state) {
+ case SSL_EARLY_DATA_NONE:
+ if (s->server
+ || !SSL_in_before(s)
+ || s->session == NULL
+ || s->session->ext.max_early_data == 0) {
+ SSLerr(SSL_F_SSL_WRITE_EARLY_DATA,
+ ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
+ return 0;
+ }
+ /* fall through */
+
+ case SSL_EARLY_DATA_CONNECT_RETRY:
+ s->early_data_state = SSL_EARLY_DATA_CONNECTING;
+ ret = SSL_connect(s);
+ if (ret <= 0) {
+ /* NBIO or error */
+ s->early_data_state = SSL_EARLY_DATA_CONNECT_RETRY;
+ return 0;
+ }
+ /* fall through */
- ret = ssl_start_async_job(s, &args, ssl_io_intern);
- *written = s->asyncrw;
+ case SSL_EARLY_DATA_WRITE_RETRY:
+ s->early_data_state = SSL_EARLY_DATA_WRITING;
+ ret = SSL_write_ex(s, buf, num, written);
+ s->early_data_state = SSL_EARLY_DATA_WRITE_RETRY;
return ret;
- } else {
- return s->method->ssl_write(s, buf, num, written);
+
+ case SSL_EARLY_DATA_FINISHED_READING:
+ case SSL_EARLY_DATA_READ_RETRY:
+ early_data_state = s->early_data_state;
+ /* We are a server writing to an unauthenticated client */
+ s->early_data_state = SSL_EARLY_DATA_UNAUTH_WRITING;
+ ret = SSL_write_ex(s, buf, num, written);
+ s->early_data_state = early_data_state;
+ return ret;
+
+ default:
+ SSLerr(SSL_F_SSL_WRITE_EARLY_DATA, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
+ return 0;
}
}
return 0;
}
- if (s->renegotiate == 0)
- s->renegotiate = 1;
+ if ((s->options & SSL_OP_NO_RENEGOTIATION)) {
+ SSLerr(SSL_F_SSL_RENEGOTIATE, SSL_R_NO_RENEGOTIATION);
+ return 0;
+ }
+ s->renegotiate = 1;
s->new_session = 1;
return (s->method->ssl_renegotiate(s));
int SSL_renegotiate_abbreviated(SSL *s)
{
- if (SSL_IS_TLS13(s))
+ if (SSL_IS_TLS13(s)) {
+ SSLerr(SSL_F_SSL_RENEGOTIATE_ABBREVIATED, SSL_R_WRONG_SSL_VERSION);
return 0;
+ }
- if (s->renegotiate == 0)
- s->renegotiate = 1;
+ if ((s->options & SSL_OP_NO_RENEGOTIATION)) {
+ SSLerr(SSL_F_SSL_RENEGOTIATE_ABBREVIATED, SSL_R_NO_RENEGOTIATION);
+ return 0;
+ }
+ s->renegotiate = 1;
s->new_session = 0;
return (s->method->ssl_renegotiate(s));
ssl_set_client_disabled(s);
for (i = 0; i < sk_SSL_CIPHER_num(ciphers); i++) {
const SSL_CIPHER *c = sk_SSL_CIPHER_value(ciphers, i);
- if (!ssl_cipher_disabled(s, c, SSL_SECOP_CIPHER_SUPPORTED)) {
+ if (!ssl_cipher_disabled(s, c, SSL_SECOP_CIPHER_SUPPORTED, 0)) {
if (!sk)
sk = sk_SSL_CIPHER_new_null();
if (!sk)
}
/*
- * SSL_get0_alpn_selected gets the selected ALPN protocol (if any) from
- * |ssl|. On return it sets |*data| to point to |*len| bytes of protocol name
+ * SSL_get0_alpn_selected gets the selected ALPN protocol (if any) from |ssl|.
+ * On return it sets |*data| to point to |*len| bytes of protocol name
* (not including the leading length-prefix byte). If the server didn't
* respond with a negotiated protocol then |*len| will be zero.
*/
if (!OPENSSL_init_ssl(OPENSSL_INIT_LOAD_SSL_STRINGS, NULL))
return NULL;
- if (FIPS_mode() && (meth->version < TLS1_VERSION)) {
- SSLerr(SSL_F_SSL_CTX_NEW, SSL_R_AT_LEAST_TLS_1_0_NEEDED_IN_FIPS_MODE);
- return NULL;
- }
-
if (SSL_get_ex_data_X509_STORE_CTX_idx() < 0) {
SSLerr(SSL_F_SSL_CTX_NEW, SSL_R_X509_VERIFICATION_SETUP_PROBLEMS);
goto err;
goto err2;
}
- if ((ret->client_CA = sk_X509_NAME_new_null()) == NULL)
+ if ((ret->ca_names = sk_X509_NAME_new_null()) == NULL)
goto err;
if (!CRYPTO_new_ex_data(CRYPTO_EX_INDEX_SSL_CTX, ret, &ret->ex_data))
ret->ext.status_type = TLSEXT_STATUSTYPE_nothing;
+ /*
+ * Default max early data is a fully loaded single record. Could be split
+ * across multiple records in practice
+ */
+ ret->max_early_data = SSL3_RT_MAX_PLAIN_LENGTH;
+
return ret;
err:
SSLerr(SSL_F_SSL_CTX_NEW, ERR_R_MALLOC_FAILURE);
sk_SSL_CIPHER_free(a->cipher_list);
sk_SSL_CIPHER_free(a->cipher_list_by_id);
ssl_cert_free(a->cert);
- sk_X509_NAME_pop_free(a->client_CA, X509_NAME_free);
+ sk_X509_NAME_pop_free(a->ca_names, X509_NAME_free);
sk_X509_pop_free(a->extra_certs, X509_free);
a->comp_methods = NULL;
#ifndef OPENSSL_NO_SRTP
}
if (SSL_want_write(s)) {
- /*
- * Access wbio directly - in order to use the buffered bio if
- * present
- */
+ /* Access wbio directly - in order to use the buffered bio if present */
bio = s->wbio;
if (BIO_should_write(bio))
return (SSL_ERROR_WANT_WRITE);
return (SSL_ERROR_SYSCALL);
}
}
- if (SSL_want_x509_lookup(s)) {
+ if (SSL_want_x509_lookup(s))
return (SSL_ERROR_WANT_X509_LOOKUP);
- }
- if (SSL_want_async(s)) {
+ if (SSL_want_async(s))
return SSL_ERROR_WANT_ASYNC;
- }
- if (SSL_want_async_job(s)) {
+ if (SSL_want_async_job(s))
return SSL_ERROR_WANT_ASYNC_JOB;
- }
+ if (SSL_want_early(s))
+ return SSL_ERROR_WANT_EARLY;
if ((s->shutdown & SSL_RECEIVED_SHUTDOWN) &&
(s->s3->warn_alert == SSL_AD_CLOSE_NOTIFY))
return -1;
}
+ ossl_statem_check_finish_init(s, -1);
+
s->method->ssl_renegotiate_check(s, 0);
if (SSL_in_init(s) || SSL_in_before(s)) {
goto err;
/* Dup the client_CA list */
- if (s->client_CA != NULL) {
- if ((sk = sk_X509_NAME_dup(s->client_CA)) == NULL)
+ if (s->ca_names != NULL) {
+ if ((sk = sk_X509_NAME_dup(s->ca_names)) == NULL)
goto err;
- ret->client_CA = sk;
+ ret->ca_names = sk;
for (i = 0; i < sk_X509_NAME_num(sk); i++) {
xn = sk_X509_NAME_value(sk, i);
if (sk_X509_NAME_set(sk, i, X509_NAME_dup(xn)) == NULL) {
return 1;
}
-void ssl_free_wbio_buffer(SSL *s)
+int ssl_free_wbio_buffer(SSL *s)
{
/* callers ensure s is never null */
if (s->bbio == NULL)
- return;
+ return 1;
s->wbio = BIO_pop(s->wbio);
- assert(s->wbio != NULL);
+ if (!ossl_assert(s->wbio != NULL))
+ return 0;
BIO_free(s->bbio);
s->bbio = NULL;
+
+ return 1;
}
void SSL_CTX_set_quiet_shutdown(SSL_CTX *ctx, int mode)
if (new_cert == NULL) {
return NULL;
}
+
+ if (!custom_exts_copy_flags(&new_cert->custext, &ssl->cert->custext)) {
+ ssl_cert_free(new_cert);
+ return NULL;
+ }
+
ssl_cert_free(ssl->cert);
ssl->cert = new_cert;
* Program invariant: |sid_ctx| has fixed size (SSL_MAX_SID_CTX_LENGTH),
* so setter APIs must prevent invalid lengths from entering the system.
*/
- OPENSSL_assert(ssl->sid_ctx_length <= sizeof(ssl->sid_ctx));
+ if (!ossl_assert(ssl->sid_ctx_length <= sizeof(ssl->sid_ctx)))
+ return NULL;
/*
* If the session ID context matches that of the parent SSL_CTX,
return (CRYPTO_get_ex_data(&s->ex_data, idx));
}
-int ssl_ok(SSL *s)
-{
- return (1);
-}
-
X509_STORE *SSL_CTX_get_cert_store(const SSL_CTX *ctx)
{
return (ctx->cert_store);
(void (*)(void))cb);
}
+void SSL_CTX_set_record_padding_callback(SSL_CTX *ctx,
+ size_t (*cb) (SSL *ssl, int type,
+ size_t len, void *arg))
+{
+ ctx->record_padding_cb = cb;
+}
+
+void SSL_CTX_set_record_padding_callback_arg(SSL_CTX *ctx, void *arg)
+{
+ ctx->record_padding_arg = arg;
+}
+
+void *SSL_CTX_get_record_padding_callback_arg(SSL_CTX *ctx)
+{
+ return ctx->record_padding_arg;
+}
+
+int SSL_CTX_set_block_padding(SSL_CTX *ctx, size_t block_size)
+{
+ /* block size of 0 or 1 is basically no padding */
+ if (block_size == 1)
+ ctx->block_padding = 0;
+ else if (block_size <= SSL3_RT_MAX_PLAIN_LENGTH)
+ ctx->block_padding = block_size;
+ else
+ return 0;
+ return 1;
+}
+
+void SSL_set_record_padding_callback(SSL *ssl,
+ size_t (*cb) (SSL *ssl, int type,
+ size_t len, void *arg))
+{
+ ssl->record_padding_cb = cb;
+}
+
+void SSL_set_record_padding_callback_arg(SSL *ssl, void *arg)
+{
+ ssl->record_padding_arg = arg;
+}
+
+void *SSL_get_record_padding_callback_arg(SSL *ssl)
+{
+ return ssl->record_padding_arg;
+}
+
+int SSL_set_block_padding(SSL *ssl, size_t block_size)
+{
+ /* block size of 0 or 1 is basically no padding */
+ if (block_size == 1)
+ ssl->block_padding = 0;
+ else if (block_size <= SSL3_RT_MAX_PLAIN_LENGTH)
+ ssl->block_padding = block_size;
+ else
+ return 0;
+ return 1;
+}
+
/*
* Allocates new EVP_MD_CTX and sets pointer to it into given pointer
* variable, freeing EVP_MD_CTX previously stored in that variable, if any.
- * If EVP_MD pointer is passed, initializes ctx with this md.
+ * If EVP_MD pointer is passed, initializes ctx with this |md|.
* Returns the newly allocated ctx;
*/
return s->hit;
}
-int SSL_is_server(SSL *s)
+int SSL_is_server(const SSL *s)
{
return s->server;
}
CT_POLICY_EVAL_CTX_set1_cert(ctx, cert);
CT_POLICY_EVAL_CTX_set1_issuer(ctx, issuer);
CT_POLICY_EVAL_CTX_set_shared_CTLOG_STORE(ctx, s->ctx->ctlog_store);
- CT_POLICY_EVAL_CTX_set_time(ctx, SSL_SESSION_get_time(SSL_get0_session(s)));
+ CT_POLICY_EVAL_CTX_set_time(
+ ctx, (uint64_t)SSL_SESSION_get_time(SSL_get0_session(s)) * 1000);
scts = SSL_get0_peer_scts(s);
return ctx->ctlog_store;
}
-#endif
+#endif /* OPENSSL_NO_CT */
+
+void SSL_CTX_set_early_cb(SSL_CTX *c, SSL_early_cb_fn cb, void *arg)
+{
+ c->early_cb = cb;
+ c->early_cb_arg = arg;
+}
+
+int SSL_early_isv2(SSL *s)
+{
+ if (s->clienthello == NULL)
+ return 0;
+ return s->clienthello->isv2;
+}
+
+unsigned int SSL_early_get0_legacy_version(SSL *s)
+{
+ if (s->clienthello == NULL)
+ return 0;
+ return s->clienthello->legacy_version;
+}
+
+size_t SSL_early_get0_random(SSL *s, const unsigned char **out)
+{
+ if (s->clienthello == NULL)
+ return 0;
+ if (out != NULL)
+ *out = s->clienthello->random;
+ return SSL3_RANDOM_SIZE;
+}
+
+size_t SSL_early_get0_session_id(SSL *s, const unsigned char **out)
+{
+ if (s->clienthello == NULL)
+ return 0;
+ if (out != NULL)
+ *out = s->clienthello->session_id;
+ return s->clienthello->session_id_len;
+}
+
+size_t SSL_early_get0_ciphers(SSL *s, const unsigned char **out)
+{
+ if (s->clienthello == NULL)
+ return 0;
+ if (out != NULL)
+ *out = PACKET_data(&s->clienthello->ciphersuites);
+ return PACKET_remaining(&s->clienthello->ciphersuites);
+}
+
+size_t SSL_early_get0_compression_methods(SSL *s, const unsigned char **out)
+{
+ if (s->clienthello == NULL)
+ return 0;
+ if (out != NULL)
+ *out = s->clienthello->compressions;
+ return s->clienthello->compressions_len;
+}
+
+int SSL_early_get0_ext(SSL *s, unsigned int type, const unsigned char **out,
+ size_t *outlen)
+{
+ size_t i;
+ RAW_EXTENSION *r;
+
+ if (s->clienthello == NULL)
+ return 0;
+ for (i = 0; i < s->clienthello->pre_proc_exts_len; ++i) {
+ r = s->clienthello->pre_proc_exts + i;
+ if (r->present && r->type == type) {
+ if (out != NULL)
+ *out = PACKET_data(&r->data);
+ if (outlen != NULL)
+ *outlen = PACKET_remaining(&r->data);
+ return 1;
+ }
+ }
+ return 0;
+}
void SSL_CTX_set_keylog_callback(SSL_CTX *ctx, SSL_CTX_keylog_cb_func cb)
{
secret_len);
}
-
-STACK_OF(SSL_CIPHER) *SSL_bytes_to_cipher_list(SSL *s,
- const unsigned char *bytes,
- size_t len, int isv2format)
-{
- int alert;
- PACKET pkt;
-
- if (!PACKET_buf_init(&pkt, bytes, len))
- return 0;
- return bytes_to_cipher_list(s, &pkt, NULL, isv2format, &alert);
-}
-
#define SSLV2_CIPHER_LEN 3
-STACK_OF(SSL_CIPHER) *bytes_to_cipher_list(SSL *s,
- PACKET *cipher_suites,
- STACK_OF(SSL_CIPHER) **skp,
- int sslv2format, int *al)
+int ssl_cache_cipherlist(SSL *s, PACKET *cipher_suites, int sslv2format,
+ int *al)
{
- const SSL_CIPHER *c;
- STACK_OF(SSL_CIPHER) *sk;
int n;
- /* 3 = SSLV2_CIPHER_LEN > TLS_CIPHER_LEN = 2. */
- unsigned char cipher[SSLV2_CIPHER_LEN];
-
- s->s3->send_connection_binding = 0;
n = sslv2format ? SSLV2_CIPHER_LEN : TLS_CIPHER_LEN;
if (PACKET_remaining(cipher_suites) == 0) {
- SSLerr(SSL_F_BYTES_TO_CIPHER_LIST, SSL_R_NO_CIPHERS_SPECIFIED);
+ SSLerr(SSL_F_SSL_CACHE_CIPHERLIST, SSL_R_NO_CIPHERS_SPECIFIED);
*al = SSL_AD_ILLEGAL_PARAMETER;
- return NULL;
+ return 0;
}
if (PACKET_remaining(cipher_suites) % n != 0) {
- SSLerr(SSL_F_BYTES_TO_CIPHER_LIST,
+ SSLerr(SSL_F_SSL_CACHE_CIPHERLIST,
SSL_R_ERROR_IN_RECEIVED_CIPHER_LIST);
*al = SSL_AD_DECODE_ERROR;
- return NULL;
- }
-
- sk = sk_SSL_CIPHER_new_null();
- if (sk == NULL) {
- SSLerr(SSL_F_BYTES_TO_CIPHER_LIST, ERR_R_MALLOC_FAILURE);
- *al = SSL_AD_INTERNAL_ERROR;
- return NULL;
+ return 0;
}
OPENSSL_free(s->s3->tmp.ciphers_raw);
TLS_CIPHER_LEN))
|| (leadbyte != 0
&& !PACKET_forward(&sslv2ciphers, TLS_CIPHER_LEN))) {
- *al = SSL_AD_INTERNAL_ERROR;
+ *al = SSL_AD_DECODE_ERROR;
OPENSSL_free(s->s3->tmp.ciphers_raw);
s->s3->tmp.ciphers_raw = NULL;
s->s3->tmp.ciphers_rawlen = 0;
*al = SSL_AD_INTERNAL_ERROR;
goto err;
}
+ return 1;
+ err:
+ return 0;
+}
+
+int SSL_bytes_to_cipher_list(SSL *s, const unsigned char *bytes, size_t len,
+ int isv2format, STACK_OF(SSL_CIPHER) **sk,
+ STACK_OF(SSL_CIPHER) **scsvs)
+{
+ int alert;
+ PACKET pkt;
+
+ if (!PACKET_buf_init(&pkt, bytes, len))
+ return 0;
+ return bytes_to_cipher_list(s, &pkt, sk, scsvs, isv2format, &alert);
+}
+
+int bytes_to_cipher_list(SSL *s, PACKET *cipher_suites,
+ STACK_OF(SSL_CIPHER) **skp,
+ STACK_OF(SSL_CIPHER) **scsvs_out,
+ int sslv2format, int *al)
+{
+ const SSL_CIPHER *c;
+ STACK_OF(SSL_CIPHER) *sk = NULL;
+ STACK_OF(SSL_CIPHER) *scsvs = NULL;
+ int n;
+ /* 3 = SSLV2_CIPHER_LEN > TLS_CIPHER_LEN = 2. */
+ unsigned char cipher[SSLV2_CIPHER_LEN];
+
+ n = sslv2format ? SSLV2_CIPHER_LEN : TLS_CIPHER_LEN;
+
+ if (PACKET_remaining(cipher_suites) == 0) {
+ SSLerr(SSL_F_BYTES_TO_CIPHER_LIST, SSL_R_NO_CIPHERS_SPECIFIED);
+ *al = SSL_AD_ILLEGAL_PARAMETER;
+ return 0;
+ }
+
+ if (PACKET_remaining(cipher_suites) % n != 0) {
+ SSLerr(SSL_F_BYTES_TO_CIPHER_LIST,
+ SSL_R_ERROR_IN_RECEIVED_CIPHER_LIST);
+ *al = SSL_AD_DECODE_ERROR;
+ return 0;
+ }
+
+ sk = sk_SSL_CIPHER_new_null();
+ scsvs = sk_SSL_CIPHER_new_null();
+ if (sk == NULL || scsvs == NULL) {
+ SSLerr(SSL_F_BYTES_TO_CIPHER_LIST, ERR_R_MALLOC_FAILURE);
+ *al = SSL_AD_INTERNAL_ERROR;
+ goto err;
+ }
while (PACKET_copy_bytes(cipher_suites, cipher, n)) {
/*
if (sslv2format && cipher[0] != '\0')
continue;
- /* Check for TLS_EMPTY_RENEGOTIATION_INFO_SCSV */
- if ((cipher[n - 2] == ((SSL3_CK_SCSV >> 8) & 0xff)) &&
- (cipher[n - 1] == (SSL3_CK_SCSV & 0xff))) {
- /* SCSV fatal if renegotiating */
- if (s->renegotiate) {
- SSLerr(SSL_F_BYTES_TO_CIPHER_LIST,
- SSL_R_SCSV_RECEIVED_WHEN_RENEGOTIATING);
- *al = SSL_AD_HANDSHAKE_FAILURE;
- goto err;
- }
- s->s3->send_connection_binding = 1;
- continue;
- }
-
- /* Check for TLS_FALLBACK_SCSV */
- if ((cipher[n - 2] == ((SSL3_CK_FALLBACK_SCSV >> 8) & 0xff)) &&
- (cipher[n - 1] == (SSL3_CK_FALLBACK_SCSV & 0xff))) {
- /*
- * The SCSV indicates that the client previously tried a higher
- * version. Fail if the current version is an unexpected
- * downgrade.
- */
- if (!ssl_check_version_downgrade(s)) {
- SSLerr(SSL_F_BYTES_TO_CIPHER_LIST,
- SSL_R_INAPPROPRIATE_FALLBACK);
- *al = SSL_AD_INAPPROPRIATE_FALLBACK;
- goto err;
- }
- continue;
- }
-
/* For SSLv2-compat, ignore leading 0-byte. */
c = ssl_get_cipher_by_char(s, sslv2format ? &cipher[1] : cipher, 1);
if (c != NULL) {
- if (!sk_SSL_CIPHER_push(sk, c)) {
+ if ((c->valid && !sk_SSL_CIPHER_push(sk, c)) ||
+ (!c->valid && !sk_SSL_CIPHER_push(scsvs, c))) {
SSLerr(SSL_F_BYTES_TO_CIPHER_LIST, ERR_R_MALLOC_FAILURE);
*al = SSL_AD_INTERNAL_ERROR;
goto err;
}
}
if (PACKET_remaining(cipher_suites) > 0) {
- *al = SSL_AD_INTERNAL_ERROR;
- SSLerr(SSL_F_BYTES_TO_CIPHER_LIST, ERR_R_INTERNAL_ERROR);
+ *al = SSL_AD_DECODE_ERROR;
+ SSLerr(SSL_F_BYTES_TO_CIPHER_LIST, SSL_R_BAD_LENGTH);
goto err;
}
- *skp = sk;
- return sk;
+ if (skp != NULL)
+ *skp = sk;
+ else
+ sk_SSL_CIPHER_free(sk);
+ if (scsvs_out != NULL)
+ *scsvs_out = scsvs;
+ else
+ sk_SSL_CIPHER_free(scsvs);
+ return 1;
err:
sk_SSL_CIPHER_free(sk);
- return NULL;
+ sk_SSL_CIPHER_free(scsvs);
+ return 0;
+}
+
+int SSL_CTX_set_max_early_data(SSL_CTX *ctx, uint32_t max_early_data)
+{
+ ctx->max_early_data = max_early_data;
+
+ return 1;
+}
+
+uint32_t SSL_CTX_get_max_early_data(const SSL_CTX *ctx)
+{
+ return ctx->max_early_data;
+}
+
+int SSL_set_max_early_data(SSL *s, uint32_t max_early_data)
+{
+ s->max_early_data = max_early_data;
+
+ return 1;
+}
+
+uint32_t SSL_get_max_early_data(const SSL *s)
+{
+ return s->max_early_data;
}
projects / openssl.git / blobdiff