First step towards SSL_peek fix.
diff --git a/ssl/s3_lib.c b/ssl/s3_lib.c
index f8df4ee..5908bb9 100644
--- a/ssl/s3_lib.c
+++ b/ssl/s3_lib.c
@@ -55,6 +55,59 @@
* copied and put under another distribution licence
* [including the GNU Public Licence.]
*/
+/* ====================================================================
+ * Copyright (c) 1998-2000 The OpenSSL Project. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ * software must display the following acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ * endorse or promote products derived from this software without
+ * prior written permission. For written permission, please contact
+ * openssl-core@openssl.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ * nor may "OpenSSL" appear in their names without prior written
+ * permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ * acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com). This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
#include <stdio.h>
#include <openssl/md5.h>
@@ -1282,7 +1335,7 @@
else if (!(s->shutdown & SSL_RECEIVED_SHUTDOWN))
{
/* If we are waiting for a close from our peer, we are closed */
- ssl3_read_bytes(s,0,NULL,0);
+ ssl3_read_bytes(s,0,NULL,0,0);
}
if ((s->shutdown == (SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN)) &&
@@ -1345,14 +1398,14 @@
return(ret);
}
-int ssl3_read(SSL *s, void *buf, int len)
+static int ssl3_read_internal(SSL *s, void *buf, int len, int peek)
{
int ret;
clear_sys_error();
if (s->s3->renegotiate) ssl3_renegotiate_check(s);
s->s3->in_read_app_data=1;
- ret=ssl3_read_bytes(s,SSL3_RT_APPLICATION_DATA,buf,len);
+ ret=ssl3_read_bytes(s,SSL3_RT_APPLICATION_DATA,buf,len,peek);
if ((ret == -1) && (s->s3->in_read_app_data == 0))
{
/* ssl3_read_bytes decided to call s->handshake_func, which
@@ -1362,7 +1415,7 @@
* by resetting 'in_read_app_data', strangely); so disable
* handshake processing and try to read application data again. */
s->in_handshake++;
- ret=ssl3_read_bytes(s,SSL3_RT_APPLICATION_DATA,buf,len);
+ ret=ssl3_read_bytes(s,SSL3_RT_APPLICATION_DATA,buf,len,peek);
s->in_handshake--;
}
else
@@ -1371,31 +1424,14 @@
return(ret);
}
+int ssl3_read(SSL *s, void *buf, int len)
+ {
+ return ssl3_read_internal(s, buf, len, 0);
+ }
+
int ssl3_peek(SSL *s, char *buf, int len)
{
-#if 1
- SSLerr(SSL_F_SSL3_PEEK, SSL_R_FIXME); /* function is totally broken */
- return -1;
-#else
- SSL3_RECORD *rr;
- int n;
-
- rr= &(s->s3->rrec);
- if ((rr->length == 0) || (rr->type != SSL3_RT_APPLICATION_DATA))
- {
- n=ssl3_read(s,buf,1);
- if (n <= 0) return(n);
- rr->length++;
- rr->off--;
- }
-
- if ((unsigned int)len > rr->length)
- n=rr->length;
- else
- n=len;
- memcpy(buf,&(rr->data[rr->off]),(unsigned int)n);
- return(n);
-#endif
+ return ssl3_read_internal(s, buf, len, 0);
}
int ssl3_renegotiate(SSL *s)
