Moved s3_pkt.c, s23_pkt.c and d1_pkt.c into the record layer.

[openssl.git] / ssl / record / s23_pkt.c

diff --git a/ssl/record/s23_pkt.c b/ssl/record/s23_pkt.c
new file mode 100644 (file)
index 0000000..e3a9155
--- /dev/null
+++ b/ssl/record/s23_pkt.c
@@ -0,0 +1,113 @@
+/* ssl/s23_pkt.c */
+/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
+ * All rights reserved.
+ *
+ * This package is an SSL implementation written
+ * by Eric Young (eay@cryptsoft.com).
+ * The implementation was written so as to conform with Netscapes SSL.
+ *
+ * This library is free for commercial and non-commercial use as long as
+ * the following conditions are aheared to.  The following conditions
+ * apply to all code found in this distribution, be it the RC4, RSA,
+ * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
+ * included with this distribution is covered by the same copyright terms
+ * except that the holder is Tim Hudson (tjh@cryptsoft.com).
+ *
+ * Copyright remains Eric Young's, and as such any Copyright notices in
+ * the code are not to be removed.
+ * If this package is used in a product, Eric Young should be given attribution
+ * as the author of the parts of the library used.
+ * This can be in the form of a textual message at program startup or
+ * in documentation (online or textual) provided with the package.
+ *
+ * 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 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 acknowledgement:
+ *    "This product includes cryptographic software written by
+ *     Eric Young (eay@cryptsoft.com)"
+ *    The word 'cryptographic' can be left out if the rouines from the library
+ *    being used are not cryptographic related :-).
+ * 4. If you include any Windows specific code (or a derivative thereof) from
+ *    the apps directory (application code) you must include an acknowledgement:
+ *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
+ * ANY EXPRESS 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 AUTHOR OR 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.
+ *
+ * The licence and distribution terms for any publically available version or
+ * derivative of this code cannot be changed.  i.e. this code cannot simply be
+ * copied and put under another distribution licence
+ * [including the GNU Public Licence.]
+ */
+
+#include <stdio.h>
+#include <errno.h>
+#define USE_SOCKETS
+#include "../ssl_locl.h"
+#include <openssl/evp.h>
+#include <openssl/buffer.h>
+
+int ssl23_write_bytes(SSL *s)
+{
+    int i, num, tot;
+    char *buf;
+
+    buf = s->init_buf->data;
+    tot = s->init_off;
+    num = s->init_num;
+    for (;;) {
+        s->rwstate = SSL_WRITING;
+        i = BIO_write(s->wbio, &(buf[tot]), num);
+        if (i <= 0) {
+            s->init_off = tot;
+            s->init_num = num;
+            return (i);
+        }
+        s->rwstate = SSL_NOTHING;
+        if (i == num)
+            return (tot + i);
+
+        num -= i;
+        tot += i;
+    }
+}
+
+/* return regularly only when we have read (at least) 'n' bytes */
+int ssl23_read_bytes(SSL *s, int n)
+{
+    unsigned char *p;
+    int j;
+
+    if (s->packet_length < (unsigned int)n) {
+        p = s->packet;
+
+        for (;;) {
+            s->rwstate = SSL_READING;
+            j = BIO_read(s->rbio, (char *)&(p[s->packet_length]),
+                         n - s->packet_length);
+            if (j <= 0)
+                return (j);
+            s->rwstate = SSL_NOTHING;
+            s->packet_length += j;
+            if (s->packet_length >= (unsigned int)n)
+                return (s->packet_length);
+        }
+    }
+    return (n);
+}