New feature: rudp WITH_KCP

Author: ithewei

BUILD.md

@@ -90,6 +90,12 @@ make libhv
 
 ## options
 
+### compile without c++
+```
+./configure --without-evpp
+make clean && make
+```
+
 ### compile WITH_OPENSSL
 Enable SSL in libhv is so easy, just only two apis:
 ```
@@ -126,3 +132,9 @@ make clean && make
 bin/httpd -s restart -d
 bin/curl -v http://localhost:8080 --http2
 ```
+
+### compile WITH_KCP
+```
+./configure --with-kcp
+make clean && make
+```

CMakeLists.txt

@@ -28,6 +28,8 @@ option(WITH_OPENSSL "with openssl library" OFF)
 option(WITH_GNUTLS "with gnutls library" OFF)
 option(WITH_MBEDTLS "with mbedtls library" OFF)
 
+option(WITH_KCP "with kcp" OFF)
+
 set(CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake;${CMAKE_MODULE_PATH}")
 include(utils)
 include(vars)
@@ -148,8 +150,12 @@ if(APPLE)
 endif()
 
 # see Makefile
-set(ALL_SRCDIRS . base ssl event util cpputil evpp protocol http http/client http/server)
-set(LIBHV_SRCDIRS . base ssl event util)
+set(ALL_SRCDIRS . base ssl event event/kcp util cpputil evpp protocol http http/client http/server)
+set(CORE_SRCDIRS . base ssl event)
+if(WITH_KCP)
+ set(CORE_SRCDIRS ${CORE_SRCDIRS} event/kcp)
+endif()
+set(LIBHV_SRCDIRS ${CORE_SRCDIRS} util)
 set(LIBHV_HEADERS hv.h hconfig.h hexport.h)
 set(LIBHV_HEADERS ${LIBHV_HEADERS} ${BASE_HEADERS} ${SSL_HEADERS} ${EVENT_HEADERS} ${UTIL_HEADERS})
 

Makefile

@@ -2,9 +2,13 @@ include config.mk
 include Makefile.vars
 
 MAKEF=$(MAKE) -f Makefile.in
-ALL_SRCDIRS=. base ssl event util cpputil evpp protocol http http/client http/server
+ALL_SRCDIRS=. base ssl event event/kcp util cpputil evpp protocol http http/client http/server
+CORE_SRCDIRS=. base ssl event
+ifeq ($(WITH_KCP), yes)
+CORE_SRCDIRS += event/kcp
+endif
 
-LIBHV_SRCDIRS = . base ssl event util
+LIBHV_SRCDIRS = $(CORE_SRCDIRS) util
 LIBHV_HEADERS = hv.h hconfig.h hexport.h
 LIBHV_HEADERS += $(BASE_HEADERS) $(SSL_HEADERS) $(EVENT_HEADERS) $(UTIL_HEADERS)
 
@@ -75,96 +79,97 @@ hmain_test: prepare
 $(MAKEF) TARGET=$@ SRCDIRS=". base cpputil" SRCS="examples/hmain_test.cpp"
 
 htimer_test: prepare
-$(MAKEF) TARGET=$@ SRCDIRS=". base ssl event" SRCS="examples/htimer_test.c"
+$(MAKEF) TARGET=$@ SRCDIRS="$(CORE_SRCDIRS)" SRCS="examples/htimer_test.c"
 
 hloop_test: prepare
-$(MAKEF) TARGET=$@ SRCDIRS=". base ssl event" SRCS="examples/hloop_test.c"
+$(MAKEF) TARGET=$@ SRCDIRS="$(CORE_SRCDIRS)" SRCS="examples/hloop_test.c"
 
 tcp_echo_server: prepare
-$(MAKEF) TARGET=$@ SRCDIRS=". base ssl event" SRCS="examples/tcp_echo_server.c"
+$(MAKEF) TARGET=$@ SRCDIRS="$(CORE_SRCDIRS)" SRCS="examples/tcp_echo_server.c"
 
 tcp_chat_server: prepare
-$(MAKEF) TARGET=$@ SRCDIRS=". base ssl event" SRCS="examples/tcp_chat_server.c"
+$(MAKEF) TARGET=$@ SRCDIRS="$(CORE_SRCDIRS)" SRCS="examples/tcp_chat_server.c"
 
 tcp_proxy_server: prepare
-$(MAKEF) TARGET=$@ SRCDIRS=". base ssl event" SRCS="examples/tcp_proxy_server.c"
+$(MAKEF) TARGET=$@ SRCDIRS="$(CORE_SRCDIRS)" SRCS="examples/tcp_proxy_server.c"
 
 udp_echo_server: prepare
-$(MAKEF) TARGET=$@ SRCDIRS=". base ssl event" SRCS="examples/udp_echo_server.c"
+$(MAKEF) TARGET=$@ SRCDIRS="$(CORE_SRCDIRS)" SRCS="examples/udp_echo_server.c"
 
 udp_proxy_server: prepare
-$(MAKEF) TARGET=$@ SRCDIRS=". base ssl event" SRCS="examples/udp_proxy_server.c"
+$(MAKEF) TARGET=$@ SRCDIRS="$(CORE_SRCDIRS)" SRCS="examples/udp_proxy_server.c"
 
 multi-acceptor-processes: prepare
-$(MAKEF) TARGET=$@ SRCDIRS=". base ssl event" SRCS="examples/multi-thread/multi-acceptor-processes.c"
+$(MAKEF) TARGET=$@ SRCDIRS="$(CORE_SRCDIRS)" SRCS="examples/multi-thread/multi-acceptor-processes.c"
 
 multi-acceptor-threads: prepare
-$(MAKEF) TARGET=$@ SRCDIRS=". base ssl event" SRCS="examples/multi-thread/multi-acceptor-threads.c"
+$(MAKEF) TARGET=$@ SRCDIRS="$(CORE_SRCDIRS)" SRCS="examples/multi-thread/multi-acceptor-threads.c"
 
 one-acceptor-multi-workers: prepare
-$(MAKEF) TARGET=$@ SRCDIRS=". base ssl event" SRCS="examples/multi-thread/one-acceptor-multi-workers.c"
+$(MAKEF) TARGET=$@ SRCDIRS="$(CORE_SRCDIRS)" SRCS="examples/multi-thread/one-acceptor-multi-workers.c"
 
 nc: prepare
-$(MAKEF) TARGET=$@ SRCDIRS=". base ssl event" SRCS="examples/nc.c"
+$(MAKEF) TARGET=$@ SRCDIRS="$(CORE_SRCDIRS)" SRCS="examples/nc.c"
 
 nmap: prepare
-$(MAKEF) TARGET=$@ SRCDIRS=". base ssl event cpputil examples/nmap" DEFINES="PRINT_DEBUG"
+$(MAKEF) TARGET=$@ SRCDIRS="$(CORE_SRCDIRS) cpputil examples/nmap" DEFINES="PRINT_DEBUG"
 
 wrk: prepare
-$(MAKEF) TARGET=$@ SRCDIRS=". base ssl event util cpputil evpp http" SRCS="examples/wrk.cpp"
+$(MAKEF) TARGET=$@ SRCDIRS="$(CORE_SRCDIRS) util cpputil evpp http" SRCS="examples/wrk.cpp"
 
 httpd: prepare
 $(RM) examples/httpd/*.o
-$(MAKEF) TARGET=$@ SRCDIRS=". base ssl event util cpputil evpp http http/client http/server examples/httpd"
+$(MAKEF) TARGET=$@ SRCDIRS="$(CORE_SRCDIRS) util cpputil evpp http http/client http/server examples/httpd"
 
 consul: prepare
-$(MAKEF) TARGET=$@ SRCDIRS=". base ssl event util cpputil evpp http http/client examples/consul" DEFINES="PRINT_DEBUG"
+$(MAKEF) TARGET=$@ SRCDIRS="$(CORE_SRCDIRS) util cpputil evpp http http/client examples/consul" DEFINES="PRINT_DEBUG"
 
 curl: prepare
-$(MAKEF) TARGET=$@ SRCDIRS=". base ssl event util cpputil evpp http http/client" SRCS="examples/curl.cpp"
-# $(MAKEF) TARGET=$@ SRCDIRS=". base ssl event util cpputil evpp http http/client" SRCS="examples/curl.cpp" WITH_CURL=yes
+$(MAKEF) TARGET=$@ SRCDIRS="$(CORE_SRCDIRS) util cpputil evpp http http/client" SRCS="examples/curl.cpp"
+# $(MAKEF) TARGET=$@ SRCDIRS="$(CORE_SRCDIRS) util cpputil evpp http http/client" SRCS="examples/curl.cpp" WITH_CURL=yes
 
 wget: prepare
-$(MAKEF) TARGET=$@ SRCDIRS=". base ssl event util cpputil evpp http http/client" SRCS="examples/wget.cpp"
+$(MAKEF) TARGET=$@ SRCDIRS="$(CORE_SRCDIRS) util cpputil evpp http http/client" SRCS="examples/wget.cpp"
 
 http_server_test: prepare
-$(MAKEF) TARGET=$@ SRCDIRS=". base ssl event util cpputil evpp http http/server" SRCS="examples/http_server_test.cpp"
+$(MAKEF) TARGET=$@ SRCDIRS="$(CORE_SRCDIRS) util cpputil evpp http http/server" SRCS="examples/http_server_test.cpp"
 
 http_client_test: prepare
-$(MAKEF) TARGET=$@ SRCDIRS=". base ssl event util cpputil evpp http http/client" SRCS="examples/http_client_test.cpp"
+$(MAKEF) TARGET=$@ SRCDIRS="$(CORE_SRCDIRS) util cpputil evpp http http/client" SRCS="examples/http_client_test.cpp"
 
 websocket_server_test: prepare
-$(MAKEF) TARGET=$@ SRCDIRS=". base ssl event util cpputil evpp http http/server" SRCS="examples/websocket_server_test.cpp"
+$(MAKEF) TARGET=$@ SRCDIRS="$(CORE_SRCDIRS) util cpputil evpp http http/server" SRCS="examples/websocket_server_test.cpp"
 
 websocket_client_test: prepare
-$(MAKEF) TARGET=$@ SRCDIRS=". base ssl event util cpputil evpp http http/client" SRCS="examples/websocket_client_test.cpp"
+$(MAKEF) TARGET=$@ SRCDIRS="$(CORE_SRCDIRS) util cpputil evpp http http/client" SRCS="examples/websocket_client_test.cpp"
 
 jsonrpc: jsonrpc_client jsonrpc_server
 
 jsonrpc_client: prepare
-$(MAKEF) TARGET=$@ SRCDIRS=". base ssl event" SRCS="examples/jsonrpc/jsonrpc_client.c examples/jsonrpc/jsonrpc.c examples/jsonrpc/cJSON.c"
+$(MAKEF) TARGET=$@ SRCDIRS="$(CORE_SRCDIRS)" SRCS="examples/jsonrpc/jsonrpc_client.c examples/jsonrpc/jsonrpc.c examples/jsonrpc/cJSON.c"
 
 jsonrpc_server: prepare
 $(RM) examples/jsonrpc/*.o
-$(MAKEF) TARGET=$@ SRCDIRS=". base ssl event" SRCS="examples/jsonrpc/jsonrpc_server.c examples/jsonrpc/jsonrpc.c examples/jsonrpc/cJSON.c"
+$(MAKEF) TARGET=$@ SRCDIRS="$(CORE_SRCDIRS)" SRCS="examples/jsonrpc/jsonrpc_server.c examples/jsonrpc/jsonrpc.c examples/jsonrpc/cJSON.c"
 
 protorpc: protorpc_client protorpc_server
 
 protorpc_protoc:
 bash examples/protorpc/proto/protoc.sh
 
 protorpc_client: prepare protorpc_protoc
-$(MAKEF) TARGET=$@ SRCDIRS=". base ssl event cpputil evpp examples/protorpc/generated" \
+$(MAKEF) TARGET=$@ SRCDIRS="$(CORE_SRCDIRS) cpputil evpp examples/protorpc/generated" \
 SRCS="examples/protorpc/protorpc_client.cpp examples/protorpc/protorpc.c" \
 LIBS="protobuf"
 
 protorpc_server: prepare protorpc_protoc
 $(RM) examples/protorpc/*.o
-$(MAKEF) TARGET=$@ SRCDIRS=". base ssl event cpputil evpp examples/protorpc/generated" \
+$(MAKEF) TARGET=$@ SRCDIRS="$(CORE_SRCDIRS) cpputil evpp examples/protorpc/generated" \
 SRCS="examples/protorpc/protorpc_server.cpp examples/protorpc/protorpc.c" \
 LIBS="protobuf"
 
 unittest: prepare
+$(CC) -g -Wall -O0 -std=c99 -I. -Ibase -o bin/rbtree_test unittest/rbtree_test.c base/rbtree.c
 $(CC) -g -Wall -O0 -std=c99 -I. -Ibase -o bin/mkdir_p unittest/mkdir_test.c base/hbase.c
 $(CC) -g -Wall -O0 -std=c99 -I. -Ibase -o bin/rmdir_p unittest/rmdir_test.c base/hbase.c
 $(CC) -g -Wall -O0 -std=c99 -I. -Ibase -o bin/date unittest/date_test.c base/htime.c

README-CN.md

@@ -25,6 +25,7 @@
 - 高性能事件循环（网络IO事件、定时器事件、空闲事件、自定义事件）
 - TCP/UDP服务端/客户端/代理
 - TCP支持心跳、转发、拆包、多线程安全write和close等特性
+- 可靠UDP支持: WITH_KCP
 - SSL/TLS加密通信（可选WITH_OPENSSL、WITH_GNUTLS、WITH_MBEDTLS）
 - HTTP服务端/客户端（支持https http1/x http2 grpc）
 - HTTP支持静态文件服务、目录服务、同步/异步API处理函数

README.md

@@ -24,9 +24,10 @@ but simpler api and richer protocols.
 ## ✨ Features
 
 - Cross-platform (Linux, Windows, MacOS, Solaris)
-- EventLoop (IO, timer, idle, custom)
+- High-performance EventLoop (IO, timer, idle, custom)
 - TCP/UDP client/server/proxy
 - TCP supports heartbeat, upstream, unpack, MultiThread-safe write and close, etc.
+- RUDP support: WITH_KCP
 - SSL/TLS support: (via WITH_OPENSSL or WITH_GNUTLS or WITH_MBEDTLS)
 - HTTP client/server (support https http1/x http2 grpc)
 - HTTP static file service, indexof service, sync/async API handler

config.ini

@@ -33,3 +33,6 @@ WITH_NGHTTP2=no
 WITH_OPENSSL=no
 WITH_GNUTLS=no
 WITH_MBEDTLS=no
+
+# rudp
+WITH_KCP=no

config.mk

@@ -16,4 +16,5 @@ WITH_NGHTTP2=no
 WITH_OPENSSL=no
 WITH_GNUTLS=no
 WITH_MBEDTLS=no
-CONFIG_DATE=20210817
+WITH_KCP=no
+CONFIG_DATE=20211124

configure

@@ -36,6 +36,9 @@ dependencies:
  --with-gnutls compile with gnutls? (DEFAULT: $WITH_GNUTLS)
  --with-mbedtls compile with mbedtls? (DEFAULT: $WITH_MBEDTLS)
 
+rudp:
+ --with-kcp compile with kcp? (DEFAULT: $WITH_KCP)
+
 END
 }
 
@@ -250,6 +253,7 @@ option=WITH_GNUTLS && check_option
 option=WITH_MBEDTLS && check_option
 option=ENABLE_UDS && check_option
 option=USE_MULTIMAP && check_option
+option=WITH_KCP && check_option
 
 # end confile
 cat << END >> $confile

docs/PLAN.md

@@ -1,6 +1,8 @@
 ## Done
 
+- base: cross platfrom infrastructure
 - event: select/poll/epoll/kqueue/port
+- ssl: openssl/guntls/mbedtls
 - evpp: c++ EventLoop interface similar to muduo and evpp
 - http client/server: include https http1/x http2
 - websocket client/server
@@ -18,5 +20,8 @@
 - lua binding
 - js binding
 - hrpc = libhv + protobuf
-- reliable udp: FEC, ARQ, KCP, UDT, QUIC
+- rudp: FEC, ARQ, KCP, UDT, QUIC
 - have a taste of io_uring
+- coroutine
+- IM-libhv
+- GameServer-libhv

event/README.md

@@ -5,6 +5,8 @@
 ├── hloop.h 事件循环模块对外头文件
 ├── hevent.h 事件结构体定义
 ├── nlog.h 网络日志
+├── unpack.h 拆包
+├── rudp.h 可靠UDP
 ├── iowatcher.h IO多路复用统一抽象接口
 ├── select.c EVENT_SELECT实现
 ├── poll.c EVENT_POLL实现