1.3.17 release prep

ChangeLog

@@ -1,3 +1,7 @@
+ENet 1.3.17 (November 15, 2020):
+
+* fixes for sender getting too far ahead or receiver that can cause instability with reliable packets
+
 ENet 1.3.16 (September 8, 2020):
 
 * fix bug in unreliable fragment queuing

Doxyfile

@@ -38,7 +38,7 @@ PROJECT_NAME           = "ENet"
 # could be handy for archiving the generated documentation or if some version
 # control system is used.
 
-PROJECT_NUMBER         = v1.3.16
+PROJECT_NUMBER         = v1.3.17
 
 # Using the PROJECT_BRIEF tag one can provide an optional one line description
 # for a project that appears at the top of each page and should give viewer a

Makefile.am

@@ -16,7 +16,7 @@ enetinclude_HEADERS = \
 lib_LTLIBRARIES = libenet.la
 libenet_la_SOURCES = callbacks.c compress.c host.c list.c packet.c peer.c protocol.c unix.c win32.c
 # see info '(libtool) Updating version info' before making a release
-libenet_la_LDFLAGS = $(AM_LDFLAGS) -version-info 7:4:0
+libenet_la_LDFLAGS = $(AM_LDFLAGS) -version-info 7:5:0
 AM_CPPFLAGS = -I$(top_srcdir)/include
 
 ACLOCAL_AMFLAGS = -Im4

configure.ac

@@ -1,4 +1,4 @@
-AC_INIT([libenet], [1.3.16])
+AC_INIT([libenet], [1.3.17])
 AC_CONFIG_SRCDIR([include/enet/enet.h])
 AM_INIT_AUTOMAKE([foreign])
 

docs/mainpage.dox

@@ -36,7 +36,7 @@ portable, and easily embeddable.
 You can retrieve the source to ENet by downloading it in either .tar.gz form
 or accessing the github distribution directly.
 
-The most recent stable release (1.3.16) can be downloaded <a class="el" href="download/enet-1.3.16.tar.gz">here</a>.
+The most recent stable release (1.3.17) can be downloaded <a class="el" href="download/enet-1.3.17.tar.gz">here</a>.
 The last release that is protocol compatible with the 1.2 series or earlier (1.2.5) can be downloaded <a class="el" href="download/enet-1.2.5.tar.gz">here</a>. 
 
 You can find the most recent ENet source at <a class="el" href="https://github.com/lsalzman/enet">the github repository</a>.

include/enet/enet.h

@@ -25,7 +25,7 @@ extern "C"
 
 #define ENET_VERSION_MAJOR 1
 #define ENET_VERSION_MINOR 3
-#define ENET_VERSION_PATCH 16
+#define ENET_VERSION_PATCH 17
 #define ENET_VERSION_CREATE(major, minor, patch) (((major)<<16) | ((minor)<<8) | (patch))
 #define ENET_VERSION_GET_MAJOR(version) (((version)>>16)&0xFF)
 #define ENET_VERSION_GET_MINOR(version) (((version)>>8)&0xFF)

protocol.c

@@ -1411,8 +1411,8 @@ enet_protocol_check_outgoing_commands (ENetHost * host, ENetPeer * peer)
                   outgoingCommand -> sendAttempts < 1 && 
                   ! (outgoingCommand -> reliableSequenceNumber % ENET_PEER_RELIABLE_WINDOW_SIZE) &&
                   (channel -> reliableWindows [(reliableWindow + ENET_PEER_RELIABLE_WINDOWS - 1) % ENET_PEER_RELIABLE_WINDOWS] >= ENET_PEER_RELIABLE_WINDOW_SIZE ||
-                    channel -> usedReliableWindows & ((((1 << ENET_PEER_FREE_RELIABLE_WINDOWS) - 1) << reliableWindow) | 
-                      (((1 << ENET_PEER_FREE_RELIABLE_WINDOWS) - 1) >> (ENET_PEER_RELIABLE_WINDOWS - reliableWindow)))))
+                    channel -> usedReliableWindows & ((((1 << (ENET_PEER_FREE_RELIABLE_WINDOWS + 2)) - 1) << reliableWindow) |
+                      (((1 << (ENET_PEER_FREE_RELIABLE_WINDOWS + 2)) - 1) >> (ENET_PEER_RELIABLE_WINDOWS - reliableWindow)))))
                 windowWrap = 1;
              if (windowWrap)
              {