From aa4d426b4d3527d7e166df1a05058c9a4a0f6683 Mon Sep 17 00:00:00 2001
From: Wojtek Kosior <wk@koszkonutek-tmp.pl.eu.org>
Date: Fri, 30 Apr 2021 00:33:56 +0200
Subject: initial/final commit

---
 openssl-1.1.0h/ssl/d1_msg.c | 84 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 84 insertions(+)
 create mode 100644 openssl-1.1.0h/ssl/d1_msg.c

(limited to 'openssl-1.1.0h/ssl/d1_msg.c')

diff --git a/openssl-1.1.0h/ssl/d1_msg.c b/openssl-1.1.0h/ssl/d1_msg.c
new file mode 100644
index 0000000..7471fd3
--- /dev/null
+++ b/openssl-1.1.0h/ssl/d1_msg.c
@@ -0,0 +1,84 @@
+/*
+ * Copyright 2005-2016 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
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
+ */
+
+#define USE_SOCKETS
+#include "ssl_locl.h"
+
+int dtls1_write_app_data_bytes(SSL *s, int type, const void *buf_, int len)
+{
+    int i;
+
+    if (SSL_in_init(s) && !ossl_statem_get_in_handshake(s)) {
+        i = s->handshake_func(s);
+        if (i < 0)
+            return (i);
+        if (i == 0) {
+            SSLerr(SSL_F_DTLS1_WRITE_APP_DATA_BYTES,
+                   SSL_R_SSL_HANDSHAKE_FAILURE);
+            return -1;
+        }
+    }
+
+    if (len > SSL3_RT_MAX_PLAIN_LENGTH) {
+        SSLerr(SSL_F_DTLS1_WRITE_APP_DATA_BYTES, SSL_R_DTLS_MESSAGE_TOO_BIG);
+        return -1;
+    }
+
+    i = dtls1_write_bytes(s, type, buf_, len);
+    return i;
+}
+
+int dtls1_dispatch_alert(SSL *s)
+{
+    int i, j;
+    void (*cb) (const SSL *ssl, int type, int val) = NULL;
+    unsigned char buf[DTLS1_AL_HEADER_LENGTH];
+    unsigned char *ptr = &buf[0];
+
+    s->s3->alert_dispatch = 0;
+
+    memset(buf, 0, sizeof(buf));
+    *ptr++ = s->s3->send_alert[0];
+    *ptr++ = s->s3->send_alert[1];
+
+#ifdef DTLS1_AD_MISSING_HANDSHAKE_MESSAGE
+    if (s->s3->send_alert[1] == DTLS1_AD_MISSING_HANDSHAKE_MESSAGE) {
+        s2n(s->d1->handshake_read_seq, ptr);
+        l2n3(s->d1->r_msg_hdr.frag_off, ptr);
+    }
+#endif
+
+    i = do_dtls1_write(s, SSL3_RT_ALERT, &buf[0], sizeof(buf), 0);
+    if (i <= 0) {
+        s->s3->alert_dispatch = 1;
+        /* fprintf( stderr, "not done with alert\n" ); */
+    } else {
+        if (s->s3->send_alert[0] == SSL3_AL_FATAL
+#ifdef DTLS1_AD_MISSING_HANDSHAKE_MESSAGE
+            || s->s3->send_alert[1] == DTLS1_AD_MISSING_HANDSHAKE_MESSAGE
+#endif
+            )
+            (void)BIO_flush(s->wbio);
+
+        if (s->msg_callback)
+            s->msg_callback(1, s->version, SSL3_RT_ALERT, s->s3->send_alert,
+                            2, s, s->msg_callback_arg);
+
+        if (s->info_callback != NULL)
+            cb = s->info_callback;
+        else if (s->ctx->info_callback != NULL)
+            cb = s->ctx->info_callback;
+
+        if (cb != NULL) {
+            j = (s->s3->send_alert[0] << 8) | s->s3->send_alert[1];
+            cb(s, SSL_CB_WRITE_ALERT, j);
+        }
+    }
+    return (i);
+}
-- 
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