Bug 1471126 - Record layer separation, r=ekr

Summary:
Add functions for QUIC that provide the raw content of records to callback functions.

Reviewers: ekr

Reviewed By: ekr

Bug #: 1471126

Differential Revision: https://phabricator.services.mozilla.com/D1874

--HG--
extra : rebase_source : 169bf11f3d2dc5534a059c0dbb9972ad82344fbb
extra : histedit_source : 63ba5cb0da868bb2e136a24a16e50ff71edee751%2Cf00481e4699bf47cf7620de6f9ff82ef10412df2

cpputil/tls_parser.h

@@ -80,6 +80,32 @@ inline std::ostream& operator<<(std::ostream& os, SSLProtocolVariant v) {
   return os << ((v == ssl_variant_stream) ? "TLS" : "DTLS");
 }
 
+inline std::ostream& operator<<(std::ostream& os, SSLContentType v) {
+  switch (v) {
+    case ssl_ct_change_cipher_spec:
+      return os << "CCS";
+    case ssl_ct_alert:
+      return os << "alert";
+    case ssl_ct_handshake:
+      return os << "handshake";
+    case ssl_ct_application_data:
+      return os << "application data";
+    case ssl_ct_ack:
+      return os << "ack";
+  }
+  return os << "UNKNOWN content type " << static_cast<int>(v);
+}
+
+inline std::ostream& operator<<(std::ostream& os, SSLSecretDirection v) {
+  switch (v) {
+    case ssl_secret_read:
+      return os << "read";
+    case ssl_secret_write:
+      return os << "write";
+  }
+  return os << "UNKNOWN secret direction " << static_cast<int>(v);
+}
+
 inline bool IsDtls(uint16_t version) { return (version & 0x8000) == 0x8000; }
 
 inline uint16_t NormalizeTlsVersion(uint16_t version) {

gtests/ssl_gtest/libssl_internals.c

@@ -373,3 +373,15 @@ SECStatus SSLInt_GetEpochs(PRFileDesc *fd, PRUint16 *readEpoch,
   ssl_ReleaseSpecReadLock(ss);
   return SECSuccess;
 }
+
+SECStatus SSLInt_HasPendingHandshakeData(PRFileDesc *fd, PRBool *pending) {
+  sslSocket *ss = ssl_FindSocket(fd);
+  if (!ss) {
+    return SECFailure;
+  }
+
+  ssl_GetSSL3HandshakeLock(ss);
+  *pending = ss->ssl3.hs.msg_body.len > 0;
+  ssl_ReleaseSSL3HandshakeLock(ss);
+  return SECSuccess;
+}

gtests/ssl_gtest/libssl_internals.h

@@ -41,6 +41,7 @@ SECStatus SSLInt_AdvanceWriteSeqByAWindow(PRFileDesc *fd, PRInt32 extra);
 SSLKEAType SSLInt_GetKEAType(SSLNamedGroup group);
 SECStatus SSLInt_GetEpochs(PRFileDesc *fd, PRUint16 *readEpoch,
                            PRUint16 *writeEpoch);
+SECStatus SSLInt_HasPendingHandshakeData(PRFileDesc *fd, PRBool *pending);
 
 SECStatus SSLInt_SetCipherSpecChangeFunc(PRFileDesc *fd,
                                          sslCipherSpecChangedFunc func,