From 4c753f3917f9f78829f022a1d4b067f3c6f27a0e Mon Sep 17 00:00:00 2001
From: Toni Uhlig <matzeton@googlemail.com>
Date: Wed, 17 Jun 2026 07:26:43 +0200
Subject: [PATCH] OpenWrt build support

Signed-off-by: Toni Uhlig <matzeton@googlemail.com>
---
 CMakeLists.txt                              |  7 +++++++
 examples/c-captured/c-captured.c            |  2 +-
 packages/openwrt/net/nDPId-testing/Makefile | 20 ++++++++++++++++----
 3 files changed, 24 insertions(+), 5 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index ed13a36fb..93454fe1d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -416,6 +416,8 @@ if(ENABLE_EPAN)
         DOWNLOAD_EXTRACT_TIMESTAMP FALSE
         PREFIX     ${CMAKE_BINARY_DIR}/wireshark_ext
         CMAKE_ARGS
+            -DCMAKE_C_COMPILER=${CMAKE_C_COMPILER}
+            -DCMAKE_FIND_ROOT_PATH=${CMAKE_FIND_ROOT_PATH}
             -DCMAKE_INSTALL_PREFIX=<INSTALL_DIR>
             -DCMAKE_INSTALL_LIBDIR=lib
             -DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE}
@@ -458,6 +460,11 @@ if(ENABLE_EPAN)
             -DENABLE_AMRNB=OFF
             -DENABLE_ILBC=OFF
             -DENABLE_OPUS=OFF
+            -DENABLE_ZLIB=OFF # does not work with OpenWrt
+            -DENABLE_ZLIBNG=OFF
+            -DENABLE_ZSTD=OFF
+            -DHAVE_C99_VSNPRINTF_EXITCODE=0 # fix C99 vsnprintf check
+            -DLEMON_EXECUTABLE=false # important for XCompilation
             # No Qt GUI
             -DUSE_qt6=OFF
             BUILD_BYPRODUCTS <INSTALL_DIR>/lib/${nDPId_EPAN_LIBNAME}
diff --git a/examples/c-captured/c-captured.c b/examples/c-captured/c-captured.c
index 630d22256..2b0612b7c 100644
--- a/examples/c-captured/c-captured.c
+++ b/examples/c-captured/c-captured.c
@@ -1287,7 +1287,7 @@ static int mainloop(void)
         if (read_ret == READ_TIMEOUT)
         {
             logger(0,
-                   "No data received during the last %llu second(s).\n",
+                   "No data received during the last %llu second(s).",
                    (long long unsigned int)ndpisrvd_socket->read_timeout.tv_sec);
             continue;
         }
diff --git a/packages/openwrt/net/nDPId-testing/Makefile b/packages/openwrt/net/nDPId-testing/Makefile
index 6c5344bde..3b6d5054a 100644
--- a/packages/openwrt/net/nDPId-testing/Makefile
+++ b/packages/openwrt/net/nDPId-testing/Makefile
@@ -26,7 +26,7 @@ define Package/nDPId-testing
  TITLE:=nDPId is a tiny nDPI based daemons / toolkit (nDPId source repository)
  SECTION:=net
  CATEGORY:=Network
- DEPENDS:=@!SMALL_FLASH @!LOW_MEMORY_FOOTPRINT +libpcap +zlib +LIBNDPI_GCRYPT:libgcrypt +NDPID_TESTING_ENABLE_TLS:libopenssl +NDPID_TESTING_INFLUXDB:libcurl +NDPID_TESTING_PFRING:libpfring
+ DEPENDS:=@!SMALL_FLASH @!LOW_MEMORY_FOOTPRINT +libpcap +zlib +LIBNDPI_GCRYPT:libgcrypt +NDPID_TESTING_ENABLE_TLS:libopenssl +NDPID_TESTING_INFLUXDB:libcurl +NDPID_TESTING_PFRING:libpfring +NDPID_TESTING_PFRING:kmod-pf-ring +NDPID_TESTING_ENABLE_EPAN:libcares +NDPID_TESTING_ENABLE_EPAN:glib2 +NDPID_TESTING_ENABLE_EPAN:libgcrypt
  URL:=http://github.com/lnslbrty/nDPId
 endef
 
@@ -38,7 +38,7 @@ endef
 define Package/nDPId-testing/config
 config NDPID_TESTING_COLLECTD_SUPPORT
    bool "nDPId collectd support"
-   depends on PACKAGE_nDPId-testing && PACKAGE_collectd-mod-exec && !CONFIG_NDPID_COLLECTD_SUPPORT
+   depends on PACKAGE_nDPId-testing
    default n
    help
      This option enables collectd to gather nDPId statistics via plugin-exec.
@@ -60,6 +60,14 @@ config NDPID_TESTING_ENABLE_TLS
    help
      Enable TLS for Collector (nDPId / nDPIsrvd) and Distributor (nDPIsrvd).
 
+config NDPID_TESTING_ENABLE_EPAN
+  bool "nDPId Wireshark EPAN support"
+  depends on PACKAGE_nDPId-testing
+  default n
+  help
+    Enable additional dissection support with Wireshark EPAN.
+    EPAN: Ethereal Packet Analyzer.
+
 config NDPID_TESTING_INFLUXDB
    bool "nDPIsrvd-influxdb"
    depends on PACKAGE_nDPId-testing
@@ -88,13 +96,17 @@ CMAKE_OPTIONS += -DSTATIC_LIBNDPI_INSTALLDIR="$(PKG_BUILD_DIR)/libnDPI/install"
 TARGET_CFLAGS += -DLIBNDPI_STATIC=1
 TARGET_CFLAGS += -Werror
 
-ifneq ($(CONFIG_NDPID_TESTING_PFRING),)
+ifneq ($(CONFIG_NDPID_TESTING_ENABLE_TLS),)
 CMAKE_OPTIONS += -DENABLE_CRYPTO=ON
 endif
 
+ifneq ($(CONFIG_NDPID_TESTING_ENABLE_EPAN),)
+CMAKE_OPTIONS += -DENABLE_EPAN=ON
+endif
+
 ifneq ($(CONFIG_NDPID_TESTING_PFRING),)
 # FIXME: PFRING kernel include directory is hardcoded (not installed to linux header directory).
-PF_RING_DIR := $(firstword $(wildcard $(KERNEL_BUILD_DIR)/libpfring-*))
+PF_RING_DIR := $(firstword $(wildcard $(BUILD_DIR)/PF_RING-*))
 CMAKE_OPTIONS += -DENABLE_PFRING=ON \
 	-DPFRING_KERNEL_INC="$(PF_RING_DIR)/kernel" \
 	-DPFRING_INSTALLDIR="$(STAGING_DIR)/usr" \