Import yaSSL version 1.7.2

- Fix bug#27265
- Support for fixing bug#18441


extra/yassl/include/openssl/crypto.h:
  Import patch yassl.diff
extra/yassl/include/openssl/ssl.h:
  Import patch yassl.diff
extra/yassl/include/yassl_int.hpp:
  Import patch yassl.diff
extra/yassl/src/handshake.cpp:
  Import patch yassl.diff
extra/yassl/src/socket_wrapper.cpp:
  Import patch yassl.diff
extra/yassl/src/ssl.cpp:
  Import patch yassl.diff
extra/yassl/src/yassl_int.cpp:
  Import patch yassl.diff
extra/yassl/taocrypt/src/coding.cpp:
  Import patch yassl.diff
extra/yassl/taocrypt/src/crypto.cpp:
  Import patch yassl.diff
extra/yassl/include/openssl/des_old.h:
  Import patch yassl.diff
extra/yassl/include/openssl/evp.h:
  Import patch yassl.diff
extra/yassl/include/openssl/hmac.h:
  Import patch yassl.diff
extra/yassl/include/openssl/objects.h:
  Import patch yassl.diff
extra/yassl/include/openssl/sha.h:
  Import patch yassl.diff
extra/yassl/include/openssl/prefix_ssl.h:
  Update prefixes

extra/yassl/include/openssl/crypto.h

@@ -9,6 +9,7 @@
 
 const char* SSLeay_version(int type);
 
+#define SSLEAY_NUMBER_DEFINED
 #define SSLEAY_VERSION 0x0900L
 #define SSLEAY_VERSION_NUMBER SSLEAY_VERSION
 

extra/yassl/include/openssl/des_old.h

+/* des_old.h  for openvn */

extra/yassl/include/openssl/evp.h

+/* evp.h for openSSL */
+
+#ifndef SSLEAY_NUMBER_DEFINED
+#define SSLEAY_NUMBER_DEFINED
+
+/* for OpenVPN */
+#define SSLEAY_VERSION_NUMBER 0x0090700f
+
+
+#endif /* SSLEAY_NUMBER_DEFINED */

extra/yassl/include/openssl/hmac.h

+/* hmac.h  for openvpn */

extra/yassl/include/openssl/objects.h

+/* objects.h  for openvpn */

extra/yassl/include/openssl/prefix_ssl.h

@@ -30,6 +30,7 @@
 #define SSL_CTX_new yaSSL_CTX_new
 #define SSL_new yaSSL_new
 #define SSL_set_fd yaSSL_set_fd
+#define SSL_get_fd yaSSL_get_fd
 #define SSL_connect yaSSL_connect
 #define SSL_write yaSSL_write
 #define SSL_read yaSSL_read
@@ -91,6 +92,8 @@
 #define SSL_set_rfd yaSSL_set_rfd
 #define SSL_set_wfd yaSSL_set_wfd
 #define SSL_set_shutdown yaSSL_set_shutdown
+#define SSL_set_quiet_shutdown yaSSL_set_quiet_shutdown
+#define SSL_get_quiet_shutdown yaSSL_get_quiet_shutdown
 #define SSL_want_read yaSSL_want_read
 #define SSL_want_write yaSSL_want_write
 #define SSL_pending yaSSL_pending

extra/yassl/include/openssl/sha.h

+/* sha.h  for openvpn */

extra/yassl/include/openssl/ssl.h

@@ -34,7 +34,7 @@
 #include "rsa.h"
 
 
-#define YASSL_VERSION "1.6.5"
+#define YASSL_VERSION "1.7.2"
 
 
 #if defined(__cplusplus)
@@ -201,6 +201,7 @@ typedef int YASSL_SOCKET_T;
 SSL_CTX* SSL_CTX_new(SSL_METHOD*);
 SSL* SSL_new(SSL_CTX*);
 int  SSL_set_fd (SSL*, YASSL_SOCKET_T);
+YASSL_SOCKET_T SSL_get_fd(const SSL*);
 int  SSL_connect(SSL*);
 int  SSL_write(SSL*, const void*, int);
 int  SSL_read(SSL*, void*, int);

extra/yassl/include/yassl_int.hpp

@@ -584,7 +584,7 @@ class SSL {
     Socket              socket_;                // socket wrapper
     Buffers             buffers_;               // buffered handshakes and data
     Log                 log_;                   // logger
-    bool                quietShutdown_;         // shutdown without handshakes
+    bool                quietShutdown_;
 
     // optimization variables
     bool                has_data_;              // buffered data ready?

extra/yassl/src/handshake.cpp

@@ -719,6 +719,10 @@ int DoProcessReply(SSL& ssl)
 
     // add new data
     uint read  = ssl.useSocket().receive(buffer.get_buffer() + buffSz, ready);
+    if (read == static_cast<uint>(-1)) {
+        ssl.SetError(receive_error);
+        return 0;
+    }
     buffer.add_size(read);
     uint offset = 0;
     const MessageFactory& mf = ssl.getFactory().getMessage();

extra/yassl/src/socket_wrapper.cpp

@@ -114,8 +114,6 @@ uint Socket::send(const byte* buf, unsigned int sz, int flags) const
     const byte* pos = buf;
     const byte* end = pos + sz;
 
-    assert(socket_ != INVALID_SOCKET);
-
     while (pos != end) {
         int sent = ::send(socket_, reinterpret_cast<const char *>(pos),
                           static_cast<int>(end - pos), flags);
@@ -132,7 +130,6 @@ uint Socket::send(const byte* buf, unsigned int sz, int flags) const
 
 uint Socket::receive(byte* buf, unsigned int sz, int flags)
 {
-    assert(socket_ != INVALID_SOCKET);
     wouldBlock_ = false;
 
     int recvd = ::recv(socket_, reinterpret_cast<char *>(buf), sz, flags);
@@ -163,7 +160,6 @@ bool Socket::wait()
 
 void Socket::shutDown(int how)
 {
-    assert(socket_ != INVALID_SOCKET);
     shutdown(socket_, how);
 }
 

extra/yassl/src/ssl.cpp

@@ -239,6 +239,12 @@ int SSL_set_fd(SSL* ssl, YASSL_SOCKET_T fd)
 }
 
 
+YASSL_SOCKET_T SSL_get_fd(const SSL* ssl)
+{
+    return ssl->getSocket().get_fd();
+}
+
+
 int SSL_connect(SSL* ssl)
 {
     if (ssl->GetError() == YasslError(SSL_ERROR_WANT_READ))

extra/yassl/src/yassl_int.cpp

@@ -773,6 +773,7 @@ void SSL::SetError(YasslError ye)
     // TODO: add string here
 }
 
+
 // set the quiet shutdown mode (close_nofiy not sent or received on shutdown)
 void SSL::SetQuietShutdown(bool mode)
 {

extra/yassl/taocrypt/src/coding.cpp

@@ -107,11 +107,12 @@ void HexDecoder::Decode()
         // sanity checks
         assert( b  < sizeof(hexDecode)/sizeof(hexDecode[0]) );
         assert( b2 < sizeof(hexDecode)/sizeof(hexDecode[0]) );
-        assert( b != bad && b2 != bad );
 
         b  = hexDecode[b];
         b2 = hexDecode[b2];
         
+        assert( b != bad && b2 != bad );
+        
         decoded_[i++] = (b << 4) | b2;
         bytes -= 2;
     }
@@ -184,7 +185,7 @@ void Base64Decoder::Decode()
 {
     word32 bytes = coded_.size();
     word32 plainSz = bytes - ((bytes + (pemLineSz - 1)) / pemLineSz); 
-    plainSz = ((plainSz * 3) / 4) + 3;
+    plainSz = (plainSz * 3 + 3) / 4;
     decoded_.New(plainSz);
 
     word32 i = 0;

extra/yassl/taocrypt/src/crypto.cpp

@@ -26,6 +26,11 @@ extern "C" {
     // locking handled internally by library
     char CRYPTO_lock() { return 0;}
     char CRYPTO_add_lock() { return 0;}
+
+
+    // for openvpn, test are the signatures they use
+    char EVP_CIPHER_CTX_init() { return 0; }
+    char CRYPTO_mem_ctrl() { return 0; }
 }  // extern "C"