doc: improve ntstrustedcerts description

[thirdparty/chrony.git] / ntp_io.h

diff --git a/ntp_io.h b/ntp_io.h
index d0331304cbdefcedbad17b426644fc23ee7c6313..30f4992295e3c40072df61a9e4635ec6cf73041e 100644 (file)
--- a/ntp_io.h
+++ b/ntp_io.h
@@ -3,6 +3,7 @@
 
  **********************************************************************
  * Copyright (C) Richard P. Curnow  1997-2002
+ * Copyright (C) Miroslav Lichvar  2014
  * 
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -30,6 +31,7 @@
 
 #include "ntp.h"
 #include "addressing.h"
+#include "socket.h"
 
 /* Function to initialise the module. */
 extern void NIO_Initialise(void);
@@ -37,13 +39,35 @@ extern void NIO_Initialise(void);
 /* Function to finalise the module */
 extern void NIO_Finalise(void);
 
-/* Function to transmit a packet */
-extern void NIO_SendNormalPacket(NTP_Packet *packet, NTP_Remote_Address *remote_addr);
+/* Function to check if HW timestamping is enabled on any interface */
+extern int NIO_IsHwTsEnabled(void);
+
+/* Function to obtain a socket for sending client packets */
+extern int NIO_OpenClientSocket(NTP_Remote_Address *remote_addr);
+
+/* Function to obtain a socket for sending server/peer packets */
+extern int NIO_OpenServerSocket(NTP_Remote_Address *remote_addr);
+
+/* Function to close a socket returned by NIO_OpenClientSocket() */
+extern void NIO_CloseClientSocket(int sock_fd);
+
+/* Function to close a socket returned by NIO_OpenServerSocket() */
+extern void NIO_CloseServerSocket(int sock_fd);
 
-/* Function to transmit an authenticated packet */
-extern void NIO_SendAuthenticatedPacket(NTP_Packet *packet, NTP_Remote_Address *remote_addr);
+/* Function to check if socket is a server socket */
+extern int NIO_IsServerSocket(int sock_fd);
 
-/* Function to send a datagram to a remote machine's UDP echo port. */
-extern void NIO_SendEcho(NTP_Remote_Address *remote_addr);
+/* Function to check if a server socket is currently open */
+extern int NIO_IsServerSocketOpen(void);
+
+/* Function to check if client packets can be sent to a server */
+extern int NIO_IsServerConnectable(NTP_Remote_Address *remote_addr);
+
+/* Function to unwrap an NTP message from non-native transport (e.g. PTP) */
+extern int NIO_UnwrapMessage(SCK_Message *message, int sock_fd, double *net_correction);
+
+/* Function to transmit a packet */
+extern int NIO_SendPacket(NTP_Packet *packet, NTP_Remote_Address *remote_addr,
+                          NTP_Local_Address *local_addr, int length, int process_tx);
 
 #endif /* GOT_NTP_IO_H */