Enhance httpsniffer with cmake and testing

.github/workflows/ci.yml

@@ -0,0 +1,54 @@
+name: CI
+
+on:
+  push:
+    branches: [ main, master, develop ]
+  pull_request:
+    branches: [ main, master, develop ]
+
+jobs:
+  build:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, macos-latest]
+        build_type: [Release]
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Install dependencies (Ubuntu)
+      if: runner.os == 'Linux'
+      run: |
+        sudo apt-get update
+        sudo apt-get install -y \
+          build-essential \
+          cmake \
+          libpcap-dev \
+          libjson-c-dev \
+          pkg-config \
+          libgtest-dev
+
+    - name: Install dependencies (macOS)
+      if: runner.os == 'macOS'
+      run: |
+        brew install \
+          cmake \
+          libpcap \
+          json-c \
+          pkg-config \
+          googletest
+
+    - name: Build
+      run: |
+        make clean
+        make BUILD_TYPE=${{matrix.build_type}}
+
+    - name: Verify executable
+      run: |
+        ls -la bin/
+        ./bin/http-sniffer --help
+
+    - name: Run unit tests
+      run: |
+        make test

.gitignore

@@ -1,10 +1,129 @@
+# Build directories
 bin/*
+lib/*
+build/
+out/
+dist/
+target/
+
+# IDE and editor files
 .idea/
 *.iml
+.vscode/
+*.swp
+*.swo
+*~
+
+# Compiled object files
+*.o
+*.obj
+*.ko
+*.elf
+
+# Precompiled Headers
+*.gch
+*.pch
 
+# Libraries
+*.lib
 *.a
+*.la
+*.lo
+*.dll
+*.so
+*.so.*
+*.dylib
+
+# Executables
+*.exe
+*.out
+*.app
+*.x*.app
+*.ipa
+*.apk
+
+# Debug files
+*.dSYM/
+*.su
+*.idb
+*.pdb
+
+# Kernel Module Compile Results
+*.mod*
+*.cmd
+.tmp_versions/
+modules.order
+Module.symvers
+Mkfile.old
+dkms.conf
+
+# Database files
 *.dblite
-lib/*
+*.db
+*.sqlite
+*.sqlite3
+
+# Log files
+*.log
 *.txt
-*.o
+
+# Temporary files
+*.tmp
+*.temp
+*.bak
+*.backup
+*.orig
+
+# OS generated files
+.DS_Store
+.DS_Store?
+._*
+.Spotlight-V100
+.Trashes
+ehthumbs.db
+Thumbs.db
+
+# CMake
+CMakeCache.txt
+CMakeFiles/
+cmake_install.cmake
+*.cmake
+!CMakeLists.txt
+
+# SCons
+.sconsign.dblite
+.sconf_temp/
+
+# Coverage reports
+*.gcov
+*.gcda
+*.gcno
+coverage/
+*.info
+
+# Profiling
+*.prof
+gmon.out
+
+# Valgrind
+valgrind-out.txt
+
+# Doxygen
+doxygen/
+
+# Package files
+*.tar.gz
+*.tar.bz2
+*.zip
+*.rar
+
+# Backup files
 *~
+*.swp
+*.swo
+*#
+
+# Test files
+test_*
+*_test
+*.test

CMakeLists.txt

@@ -0,0 +1,152 @@
+cmake_minimum_required(VERSION 3.10)
+project(http-sniffer C CXX)
+
+# Set C standard
+set(CMAKE_C_STANDARD 99)
+set(CMAKE_C_STANDARD_REQUIRED ON)
+
+# Set compiler flags
+set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -w -g")
+
+# Find required packages
+find_package(PkgConfig REQUIRED)
+find_package(Threads REQUIRED)
+
+# Find Google Test (optional for unit tests)
+find_package(GTest QUIET)
+
+if(GTest_FOUND)
+    message(STATUS "Google Test found - unit tests enabled")
+    set(ENABLE_TESTS ON)
+else()
+    message(STATUS "Google Test not found - unit tests will be disabled")
+    set(ENABLE_TESTS OFF)
+endif()
+
+# Find pcap library
+find_library(PCAP_LIBRARY pcap)
+if(NOT PCAP_LIBRARY)
+    message(FATAL_ERROR "pcap library not found. Please install libpcap-dev")
+endif()
+
+# Find json-c library
+find_library(JSON_C_LIBRARY json-c)
+if(NOT JSON_C_LIBRARY)
+    message(FATAL_ERROR "json-c library not found. Please install libjson-c-dev")
+endif()
+
+# Find json-c headers
+find_path(JSON_C_INCLUDE_DIR json-c/json.h
+    PATHS
+    /usr/include
+    /usr/local/include
+    /opt/homebrew/include
+    /opt/local/include
+)
+
+if(NOT JSON_C_INCLUDE_DIR)
+    message(FATAL_ERROR "json-c headers not found. Please install libjson-c-dev")
+endif()
+
+# Check for NFM libraries (optional, controlled by debug flag)
+option(ENABLE_NFM "Enable NFM libraries for network processor card driver" OFF)
+
+if(ENABLE_NFM)
+    message(STATUS "NFM enabled.")
+    set(NFM_LIBRARIES 
+        nfm 
+        nfm_framework 
+        nfm_error 
+        nfm_packet 
+        nfm_rules 
+        nfm_platform 
+        nfe 
+        nfp
+    )
+
+    # Add NFM include and library paths
+    list(APPEND CMAKE_PREFIX_PATH "/opt/netronome")
+    include_directories("/opt/netronome/nfm/include")
+    link_directories("/opt/netronome/lib")
+endif()
+
+# Set include directories
+include_directories(${CMAKE_SOURCE_DIR}/include)
+include_directories(${JSON_C_INCLUDE_DIR})
+
+# Collect all source files
+file(GLOB SOURCES "src/*.c")
+
+# Create executable
+add_executable(http-sniffer ${SOURCES})
+
+# Link libraries
+target_link_libraries(http-sniffer 
+    ${PCAP_LIBRARY}
+    ${JSON_C_LIBRARY}
+    Threads::Threads
+)
+
+# Add NFM libraries if enabled
+if(ENABLE_NFM)
+    target_link_libraries(http-sniffer ${NFM_LIBRARIES})
+endif()
+
+# Set output directory
+set_target_properties(http-sniffer PROPERTIES
+    RUNTIME_OUTPUT_DIRECTORY ${CMAKE_SOURCE_DIR}/bin
+)
+
+# Unit tests
+if(ENABLE_TESTS)
+    enable_testing()
+
+    # Collect test source files and application source files (excluding main.c)
+    file(GLOB TEST_SOURCES "tests/*.cpp")
+    file(GLOB APP_SOURCES "src/*.c")
+    list(REMOVE_ITEM APP_SOURCES "${CMAKE_SOURCE_DIR}/src/main.c")
+
+    # Create test executable (C++ for Google Test)
+    add_executable(unit-tests ${TEST_SOURCES} ${APP_SOURCES})
+    set_target_properties(unit-tests PROPERTIES
+        LINKER_LANGUAGE CXX
+        CXX_STANDARD 11
+        CXX_STANDARD_REQUIRED ON
+    )
+
+    # Link test libraries
+    target_link_libraries(unit-tests 
+        ${PCAP_LIBRARY}
+        ${JSON_C_LIBRARY}
+        Threads::Threads
+        GTest::gtest
+        GTest::gtest_main
+    )
+
+    # Include directories for tests
+    target_include_directories(unit-tests PRIVATE 
+        ${CMAKE_SOURCE_DIR}/include
+        ${JSON_C_INCLUDE_DIR}
+    )
+
+    # Set output directory for tests
+    set_target_properties(unit-tests PROPERTIES
+        RUNTIME_OUTPUT_DIRECTORY ${CMAKE_SOURCE_DIR}/bin
+    )
+
+    # Add test
+    add_test(NAME UnitTests COMMAND unit-tests)
+
+    message(STATUS "Unit tests enabled")
+else()
+    message(STATUS "Unit tests disabled - missing dependencies")
+endif()
+
+# Print status messages
+message(STATUS "Checking pthread ... true")
+message(STATUS "Checking pcap ... true")
+message(STATUS "Checking json-c ... true")
+
+if(ENABLE_NFM)
+    message(STATUS "NFM libraries enabled")
+endif()