dcwifi: Add Dual Channel Wi-Fi component packages

dcstad: Dual Channel Wi-Fi Station Daemon dcwapd: Dual Channel Wi-Fi Access Point Daemon libdcwproto: Dual Channel Wi-Fi Protocol Library libdcwsocket: Dual Channel Wi-Fi Socket Library macremapper: MAC Address Remapper Linux Kernel Module mrmctl: Userland tool to get/set remap rules Signed-off-by: Carey Sonsino <careys@edgewaterwireless.com> Signed-off-by: Carey Sonsino <csonsino@gmail.com> Much help from @neheb
2026-07-30 15:23:07 +01:00 · 2019-10-02 13:34:11 +00:00
parent 4f717a6f65
commit 9129b75fff
23 changed files with 1549 additions and 0 deletions
@@ -0,0 +1,56 @@
+#
+# Copyright (C) 2019 EWSI
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=libdcwsocket
+PKG_VERSION:=1.0.0
+PKG_RELEASE:=1
+
+PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
+PKG_SOURCE_URL:=https://codeload.github.com/ewsi/$(PKG_NAME)/tar.gz/v$(PKG_VERSION)?
+PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_VERSION)
+PKG_HASH:=c7f6c69a5246fe1f184c21585f0805ceaca09c3c087ae439ded7ed4d25c7a3fa
+
+PKG_MAINTAINER:=Carey Sonsino <careys@edgewaterwireless.com>
+PKG_LICENSE:=Apache-2.0
+PKG_LICENSE_FILES:=COPYING
+
+PKG_INSTALL:=1
+PKG_BUILD_PARALLEL:=1
+
+include $(INCLUDE_DIR)/package.mk
+
+define Package/libdcwsocket
+  SECTION:=libs
+  CATEGORY:=Libraries
+  SUBMENU:=Networking
+  TITLE:=Dual-Channel socket library
+  URL:=https://www.edgewaterwireless.com
+endef
+
+define Package/libdcwsocket/description
+  User-land C library for sending and receiving DCW "EtherType"d messages
+endef
+
+TARGET_CFLAGS += -std=c89 -ffunction-sections -fdata-sections -flto
+TARGET_LDFLAGS += -Wl,--gc-sections,--as-needed
+
+define Build/InstallDev
+	$(INSTALL_DIR) $(1)/usr/include
+	$(INSTALL_BIN) $(PKG_INSTALL_DIR)/usr/include/*.h $(1)/usr/include/
+	$(INSTALL_DIR) $(1)/usr/lib
+	$(CP) $(PKG_INSTALL_DIR)/usr/lib/$(PKG_NAME)*.so* $(1)/usr/lib/
+endef
+
+define Package/libdcwsocket/install
+	$(INSTALL_DIR) $(1)/usr/lib
+	# Note: $(INSTALL_BIN) does not keep symlinks, so use $(CP)
+	$(CP) $(PKG_INSTALL_DIR)/usr/lib/$(PKG_NAME)*.so* $(1)/usr/lib/
+endef
+
+$(eval $(call BuildPackage,libdcwsocket))
@@ -0,0 +1,45 @@
+--- a/src/dcwsocket.c.linux
+++ b/src/dcwsocket.c.linux
+@@ -100,10 +100,10 @@ dcwsock_open(const char * const ifname) {
+   }
+ 
+   /* sanitize our data structs... defensive */
+-  bzero(rv, sizeof(*rv));
+-  bzero(&ifr, sizeof(ifr));
+-  bzero(&sall, sizeof(sall));
+-  bzero(&sfp, sizeof(sfp));
+  memset(rv, 0, sizeof(*rv));
+  memset(&ifr, 0, sizeof(ifr));
+  memset(&sall, 0, sizeof(sall));
+  memset(&sfp, 0, sizeof(sfp));
+ 
+   /* open a raw socket... "ETH_P_ALL" says take EVERYTHING 
+      (this means that it is IMPERATIVE to apply a filter)
+diff --git a/src/dcwsocket.c.osx b/src/dcwsocket.c.osx
+index abead10..75cda2f 100644
+--- a/src/dcwsocket.c.osx
+++ b/src/dcwsocket.c.osx
+@@ -90,10 +90,10 @@ dcwsock_open(const char * const ifname) {
+   }
+ 
+   /* sanitize our data structs... defensive */
+-  bzero(rv, sizeof(*rv));
+-  bzero(&dmx_desc, sizeof(dmx_desc));
+-  bzero(&proto_desc, sizeof(proto_desc));
+-  bzero(&snd, sizeof(snd));
+  memset(rv, 0, sizeof(*rv));
+  memset(&dmx_desc, 0, sizeof(dmx_desc));
+  memset(&proto_desc, 0, sizeof(proto_desc));
+  memset(&snd, 0, sizeof(snd));
+ 
+   /* open a "NDRV" socket... */
+   rv->fd = socket(PF_NDRV, SOCK_RAW, 0);
+@@ -201,7 +201,7 @@ dcwsock_send( dcw_socket_t s, const void * const buf, const unsigned buf_size, c
+      fill out a link-level sockaddr cause we can only 
+      use sendto() with PF_NDRV...
+   */
+-  bzero(&sdl, sizeof(sdl));
+  memset(&sdl, 0, sizeof(sdl));
+   sdl.sdl_len   = sizeof(sdl);
+   sdl.sdl_index = 0;
+   sdl.sdl_type  = IFT_ETHER;
@@ -0,0 +1,10 @@
+--- a/src/dcwsocket.c.linux
+++ b/src/dcwsocket.c.linux
+@@ -31,6 +31,7 @@
+ #include <sys/types.h>
+ #include <sys/socket.h>
+ #include <net/if.h>
+#include <linux/if.h>
+ #include <linux/if_packet.h>
+ #include <linux/if_ether.h>
+ #include <linux/filter.h>