2 * Copyright 2005-2020 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the Apache License 2.0 (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
10 #include "ssl_local.h"
12 int dtls1_write_app_data_bytes(SSL *s, int type, const void *buf_, size_t len,
17 if (SSL_in_init(s) && !ossl_statem_get_in_handshake(s)) {
18 i = s->handshake_func(s);
22 ERR_raise(ERR_LIB_SSL, SSL_R_SSL_HANDSHAKE_FAILURE);
27 if (len > SSL3_RT_MAX_PLAIN_LENGTH) {
28 ERR_raise(ERR_LIB_SSL, SSL_R_DTLS_MESSAGE_TOO_BIG);
32 return dtls1_write_bytes(s, type, buf_, len, written);
35 int dtls1_dispatch_alert(SSL *s)
38 void (*cb) (const SSL *ssl, int type, int val) = NULL;
39 unsigned char buf[DTLS1_AL_HEADER_LENGTH];
40 unsigned char *ptr = &buf[0];
43 s->s3.alert_dispatch = 0;
45 memset(buf, 0, sizeof(buf));
46 *ptr++ = s->s3.send_alert[0];
47 *ptr++ = s->s3.send_alert[1];
49 i = do_dtls1_write(s, SSL3_RT_ALERT, &buf[0], sizeof(buf), 0, &written);
51 s->s3.alert_dispatch = 1;
52 /* fprintf( stderr, "not done with alert\n" ); */
54 (void)BIO_flush(s->wbio);
57 s->msg_callback(1, s->version, SSL3_RT_ALERT, s->s3.send_alert,
58 2, s, s->msg_callback_arg);
60 if (s->info_callback != NULL)
61 cb = s->info_callback;
62 else if (s->ctx->info_callback != NULL)
63 cb = s->ctx->info_callback;
66 j = (s->s3.send_alert[0] << 8) | s->s3.send_alert[1];
67 cb(s, SSL_CB_WRITE_ALERT, j);