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Merged
dosshell merged 4 commits into from
Apr 13, 2026
Merged

posix: Add ioctl SIOCGIFCONF fallback for systems without getifaddrs #43

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306f426
posix: Add ioctl SIOCGIFCONF fallback for systems without getifaddrs
dosshell Apr 13, 2026
a25c7c1
common: Make out_count always return total available count
dosshell Apr 13, 2026
1ca238b
posix: Add AF_PACKET support to ioctl fallback via SIOCGIFHWADDR
dosshell Apr 13, 2026
4b2d43a
ci: Fix s390x test exit code swallowed by tee pipe
dosshell Apr 13, 2026
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192 changes: 181 additions & 11 deletions .github/workflows/ci.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -352,6 +352,52 @@ jobs:
build/tests_openbsd_x86_64
build/tests_header_only_openbsd_x86_64

omnios-x86_64-build:
runs-on: ubuntu-latest
timeout-minutes: 30
steps:
- uses: actions/checkout@v4
- uses: vmactions/omnios-vm@v1
with:
usesh: true
prepare: |
pkg install cmake ninja gcc14
run: |
mkdir build && cd build
cmake -G "Ninja" ../ -DCMAKE_VERBOSE_MAKEFILE=ON -DTCS_ENABLE_TESTS=ON -DTCS_ENABLE_EXAMPLES=ON -DTCS_WARNINGS_AS_ERRORS=ON
cmake --build .
mv ./tests/tests ./tests_omnios_x86_64
mv ./tests/tests_header_only ./tests_header_only_omnios_x86_64
- uses: actions/upload-artifact@v4
with:
name: omnios-x86_64
path: |
build/tests_omnios_x86_64
build/tests_header_only_omnios_x86_64

omnios-x86_64-noifaddrs-build:
runs-on: ubuntu-latest
timeout-minutes: 30
steps:
- uses: actions/checkout@v4
- uses: vmactions/omnios-vm@v1
with:
usesh: true
prepare: |
pkg install cmake ninja gcc14
run: |
mkdir build && cd build
cmake -G "Ninja" ../ -DCMAKE_VERBOSE_MAKEFILE=ON -DTCS_ENABLE_TESTS=ON -DTCS_ENABLE_EXAMPLES=ON -DTCS_WARNINGS_AS_ERRORS=ON -DCMAKE_C_FLAGS="-DTCS_HAS_GETIFADDRS=0"
cmake --build .
mv ./tests/tests ./tests_omnios_x86_64_noifaddrs
mv ./tests/tests_header_only ./tests_header_only_omnios_x86_64_noifaddrs
- uses: actions/upload-artifact@v4
with:
name: omnios-x86_64-noifaddrs
path: |
build/tests_omnios_x86_64_noifaddrs
build/tests_header_only_omnios_x86_64_noifaddrs

linux-s390x-build:
runs-on: ubuntu-latest
steps:
Expand Down Expand Up @@ -404,6 +450,33 @@ jobs:
build/tests_android_x86_64
build/tests_header_only_android_x86_64

android-x86_64-api21-build:
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v4
- uses: nttld/setup-ndk@v1
with:
ndk-version: r27
id: ndk
- name: Build
run: |
mkdir build && cd build
cmake -G "Ninja" ../ \
-DCMAKE_TOOLCHAIN_FILE=${{ steps.ndk.outputs.ndk-path }}/build/cmake/android.toolchain.cmake \
-DANDROID_ABI=x86_64 \
-DANDROID_PLATFORM=android-21 \
-DTCS_ENABLE_TESTS=ON \
-DTCS_WARNINGS_AS_ERRORS=ON
cmake --build .
mv ./tests/tests ./tests_android_x86_64_api21
mv ./tests/tests_header_only ./tests_header_only_android_x86_64_api21
- uses: actions/upload-artifact@v4
with:
name: android-x86_64-api21
path: |
build/tests_android_x86_64_api21
build/tests_header_only_android_x86_64_api21

cygwin-x86_64-build:
runs-on: windows-latest
steps:
Expand Down Expand Up @@ -467,6 +540,7 @@ jobs:
- name: Run tests
shell: bash
run: |
set -o pipefail
echo '```' >> $GITHUB_STEP_SUMMARY
./build/tests_msvc_debug_x86.exe 2>&1 | tee -a $GITHUB_STEP_SUMMARY
./build/tests_msvc_release_x86.exe 2>&1 | tee -a $GITHUB_STEP_SUMMARY
Expand Down Expand Up @@ -510,6 +584,7 @@ jobs:
path: build/
- name: Run wine tests
run: |
set -o pipefail
echo '```' >> $GITHUB_STEP_SUMMARY
docker run --rm \
-v ${{ github.workspace }}:/workspace \
Expand Down Expand Up @@ -555,6 +630,7 @@ jobs:
path: build/
- name: Run wine tests
run: |
set -o pipefail
echo '```' >> $GITHUB_STEP_SUMMARY
docker run --rm \
-v ${{ github.workspace }}:/workspace \
Expand Down Expand Up @@ -586,10 +662,11 @@ jobs:
path: build/
- name: Run tests
run: |
set -o pipefail
echo '```' >> $GITHUB_STEP_SUMMARY
chmod +x ./build/tests_linux_musl_x86_64 ./build/tests_header_only_linux_musl_x86_64
./build/tests_linux_musl_x86_64 2>&1 | tee -a $GITHUB_STEP_SUMMARY
./build/tests_header_only_linux_musl_x86_64 2>&1 | tee -a $GITHUB_STEP_SUMMARY
sudo capsh --caps='cap_net_raw+eip' -- -c ./build/tests_linux_musl_x86_64 2>&1 | tee -a $GITHUB_STEP_SUMMARY
sudo capsh --caps='cap_net_raw+eip' -- -c ./build/tests_header_only_linux_musl_x86_64 2>&1 | tee -a $GITHUB_STEP_SUMMARY
echo '```' >> $GITHUB_STEP_SUMMARY

linux-test-musl-x86:
Expand All @@ -603,10 +680,11 @@ jobs:
path: build/
- name: Run tests
run: |
set -o pipefail
echo '```' >> $GITHUB_STEP_SUMMARY
chmod +x ./build/tests_linux_musl_x86 ./build/tests_header_only_linux_musl_x86
./build/tests_linux_musl_x86 2>&1 | tee -a $GITHUB_STEP_SUMMARY
./build/tests_header_only_linux_musl_x86 2>&1 | tee -a $GITHUB_STEP_SUMMARY
sudo capsh --caps='cap_net_raw+eip' -- -c ./build/tests_linux_musl_x86 2>&1 | tee -a $GITHUB_STEP_SUMMARY
sudo capsh --caps='cap_net_raw+eip' -- -c ./build/tests_header_only_linux_musl_x86 2>&1 | tee -a $GITHUB_STEP_SUMMARY
echo '```' >> $GITHUB_STEP_SUMMARY

linux-test-glibc-x86_64:
Expand All @@ -620,10 +698,11 @@ jobs:
path: build/
- name: Run tests
run: |
set -o pipefail
echo '```' >> $GITHUB_STEP_SUMMARY
chmod +x ./build/tests_linux_glibc_x86_64 ./build/tests_header_only_linux_glibc_x86_64
./build/tests_linux_glibc_x86_64 2>&1 | tee -a $GITHUB_STEP_SUMMARY
./build/tests_header_only_linux_glibc_x86_64 2>&1 | tee -a $GITHUB_STEP_SUMMARY
sudo capsh --caps='cap_net_raw+eip' -- -c ./build/tests_linux_glibc_x86_64 2>&1 | tee -a $GITHUB_STEP_SUMMARY
sudo capsh --caps='cap_net_raw+eip' -- -c ./build/tests_header_only_linux_glibc_x86_64 2>&1 | tee -a $GITHUB_STEP_SUMMARY
echo '```' >> $GITHUB_STEP_SUMMARY

linux-test-glibc-x86:
Expand All @@ -637,8 +716,9 @@ jobs:
path: build/
- name: Run tests
run: |
set -o pipefail
echo '```' >> $GITHUB_STEP_SUMMARY
docker run --rm \
docker run --rm --cap-add=NET_RAW \
-v ${{ github.workspace }}:/workspace \
-w /workspace \
i386/debian:bookworm sh -c '
Expand All @@ -659,6 +739,7 @@ jobs:
path: build/
- name: Run tests
run: |
set -o pipefail
echo '```' >> $GITHUB_STEP_SUMMARY
chmod +x ./build/tests_macos_arm64 ./build/tests_header_only_macos_arm64
./build/tests_macos_arm64 2>&1 | tee -a $GITHUB_STEP_SUMMARY
Expand All @@ -679,8 +760,12 @@ jobs:
usesh: true
run: |
chmod +x ./build/tests_freebsd_x86_64 ./build/tests_header_only_freebsd_x86_64
./build/tests_freebsd_x86_64 2>&1 | tee ./test_output.txt
./build/tests_header_only_freebsd_x86_64 2>&1 | tee -a ./test_output.txt
./build/tests_freebsd_x86_64 > /tmp/out1.txt 2>&1; s1=$?
cat /tmp/out1.txt
./build/tests_header_only_freebsd_x86_64 > /tmp/out2.txt 2>&1; s2=$?
cat /tmp/out2.txt
cat /tmp/out1.txt /tmp/out2.txt > ./test_output.txt
[ $s1 -eq 0 ] && [ $s2 -eq 0 ] || exit 1
- name: Write step summary
if: always()
run: |
Expand All @@ -702,8 +787,66 @@ jobs:
usesh: true
run: |
chmod +x ./build/tests_openbsd_x86_64 ./build/tests_header_only_openbsd_x86_64
./build/tests_openbsd_x86_64 2>&1 | tee ./test_output.txt
./build/tests_header_only_openbsd_x86_64 2>&1 | tee -a ./test_output.txt
./build/tests_openbsd_x86_64 > /tmp/out1.txt 2>&1; s1=$?
cat /tmp/out1.txt
./build/tests_header_only_openbsd_x86_64 > /tmp/out2.txt 2>&1; s2=$?
cat /tmp/out2.txt
cat /tmp/out1.txt /tmp/out2.txt > ./test_output.txt
[ $s1 -eq 0 ] && [ $s2 -eq 0 ] || exit 1
- name: Write step summary
if: always()
run: |
echo '```' >> $GITHUB_STEP_SUMMARY
cat ./test_output.txt >> $GITHUB_STEP_SUMMARY
echo '```' >> $GITHUB_STEP_SUMMARY

omnios-x86_64-test:
runs-on: ubuntu-latest
timeout-minutes: 30
needs: [omnios-x86_64-build]
steps:
- uses: actions/download-artifact@v4
with:
name: omnios-x86_64
path: build/
- uses: vmactions/omnios-vm@v1
with:
usesh: true
run: |
chmod +x ./build/tests_omnios_x86_64 ./build/tests_header_only_omnios_x86_64
./build/tests_omnios_x86_64 > /tmp/out1.txt 2>&1; s1=$?
cat /tmp/out1.txt
./build/tests_header_only_omnios_x86_64 > /tmp/out2.txt 2>&1; s2=$?
cat /tmp/out2.txt
cat /tmp/out1.txt /tmp/out2.txt > ./test_output.txt
[ $s1 -eq 0 ] && [ $s2 -eq 0 ] || exit 1
- name: Write step summary
if: always()
run: |
echo '```' >> $GITHUB_STEP_SUMMARY
cat ./test_output.txt >> $GITHUB_STEP_SUMMARY
echo '```' >> $GITHUB_STEP_SUMMARY

omnios-x86_64-noifaddrs-test:
runs-on: ubuntu-latest
timeout-minutes: 30
needs: [omnios-x86_64-noifaddrs-build]
steps:
- uses: actions/download-artifact@v4
with:
name: omnios-x86_64-noifaddrs
path: build/
- uses: vmactions/omnios-vm@v1
with:
usesh: true
run: |
chmod +x ./build/tests_omnios_x86_64_noifaddrs ./build/tests_header_only_omnios_x86_64_noifaddrs
./build/tests_omnios_x86_64_noifaddrs > /tmp/out1.txt 2>&1; s1=$?
cat /tmp/out1.txt
./build/tests_header_only_omnios_x86_64_noifaddrs > /tmp/out2.txt 2>&1; s2=$?
cat /tmp/out2.txt
cat /tmp/out1.txt /tmp/out2.txt > ./test_output.txt
[ $s1 -eq 0 ] && [ $s2 -eq 0 ] || exit 1
- name: Write step summary
if: always()
run: |
Expand All @@ -722,6 +865,7 @@ jobs:
path: build/
- name: Run tests
run: |
set -o pipefail
sudo apt-get update && sudo apt-get install -y qemu-user-static gcc-s390x-linux-gnu
echo '```' >> $GITHUB_STEP_SUMMARY
chmod +x ./build/tests_linux_s390x ./build/tests_header_only_linux_s390x
Expand Down Expand Up @@ -755,6 +899,32 @@ jobs:
adb shell /data/local/tmp/tests
adb shell /data/local/tmp/tests_header_only

android-x86_64-api21-test:
runs-on: ubuntu-latest
timeout-minutes: 30
needs: [android-x86_64-api21-build]
steps:
- uses: actions/download-artifact@v4
with:
name: android-x86_64-api21
path: build/
- name: Enable KVM
run: |
echo 'KERNEL=="kvm", GROUP="kvm", MODE="0666", OPTIONS+="static_node=kvm"' | sudo tee /etc/udev/rules.d/99-kvm4all.rules
sudo udevadm control --reload-rules
sudo udevadm trigger --name-match=kvm
- uses: reactivecircus/android-emulator-runner@v2
with:
api-level: 30
arch: x86_64
script: |
adb root
adb push build/tests_android_x86_64_api21 /data/local/tmp/tests
adb push build/tests_header_only_android_x86_64_api21 /data/local/tmp/tests_header_only
adb shell chmod +x /data/local/tmp/tests /data/local/tmp/tests_header_only
adb shell /data/local/tmp/tests
adb shell /data/local/tmp/tests_header_only

cygwin-x86_64-test:
runs-on: windows-latest
timeout-minutes: 30
Expand Down
9 changes: 9 additions & 0 deletions CMakeLists.txt
View file
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Original file line number Diff line number Diff line change
Expand Up @@ -84,13 +84,19 @@ target_include_directories(
)
if(WIN32)
target_link_libraries(tinycsocket_header INTERFACE wsock32 ws2_32 iphlpapi)
elseif(CMAKE_SYSTEM_NAME STREQUAL "SunOS")
target_link_libraries(tinycsocket_header INTERFACE socket nsl)
endif()

# Tinycsocket static library
add_library(tinycsocket STATIC ${TINYCSOCKET_SRC})
add_library(tinycsockets ALIAS tinycsocket)
target_include_directories(tinycsocket PUBLIC include PRIVATE src)
target_link_libraries(tinycsocket PRIVATE tinycsocket_header)
# illumos/Solaris needs __EXTENSIONS__ for full POSIX visibility (like _GNU_SOURCE on glibc)
if(CMAKE_SYSTEM_NAME STREQUAL "SunOS")
target_compile_definitions(tinycsocket PRIVATE __EXTENSIONS__ _XOPEN_SOURCE=500)
endif()
set_target_properties(tinycsocket PROPERTIES FOLDER tinycsocket)

if(TCS_WARNINGS_AS_ERRORS)
Expand All @@ -107,6 +113,9 @@ if(TCS_ENABLE_TESTS)
add_library(tinycsocket_wrapped STATIC ${TINYCSOCKET_SRC} "src/dbg_wrap.h")
target_include_directories(tinycsocket_wrapped PUBLIC include src)
target_link_libraries(tinycsocket_wrapped INTERFACE tinycsocket_header)
if(CMAKE_SYSTEM_NAME STREQUAL "SunOS")
target_compile_definitions(tinycsocket_wrapped PRIVATE __EXTENSIONS__ _XOPEN_SOURCE=500)
endif()
target_compile_options(tinycsocket_wrapped PUBLIC "-DDO_WRAP")
endif()

Expand Down
57 changes: 30 additions & 27 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -59,7 +59,7 @@ See the example folder for information of how to use tinycsocket.
Currently supported platforms:
- Windows NT 5.0 SP1 (Windows 2000 SP1) or newer.
- POSIX.1-2001 compliant systems (Linux, FreeBSD, OpenBSD, MacOS, Solaris etc.)
- Android (API level 24+, partial support for earlier versions)
- Android (API level 24+ for full IPv6 interface support)

# Installation instructions

Expand Down Expand Up @@ -128,29 +128,32 @@ like.

These platforms are tested for every pull request. All configurations are tested as both static library and header-only.

| OS | Compiler | Arch | Notes |
|-----------------------------------|------------------------------------|----------|--------------|
| Windows Server 2025 | MSVC v19.44 | x86 | |
| Windows Server 2025 | MSVC v19.44 | x64 | |
| Windows Server 2025 | i686-w64-mingw32-gcc-posix v13 | x86 | WINVER 0x500 |
| Windows Server 2025 | i686-w64-mingw32-gcc-posix v13 | x86 | WINVER 0x502 |
| Windows Server 2025 | i686-w64-mingw32-gcc v15.2 | x86 | WINVER 0x603 |
| Windows Server 2025 | x86_64-w64-mingw32-gcc-posix v13 | x64 | WINVER 0x502 |
| Windows Server 2025 | x86_64-w64-mingw32-gcc v15.2 | x64 | WINVER 0x603 |
| Wine (Alpine 3.23) | MSVC v19.44 | x86 | |
| Wine (Alpine 3.23) | MSVC v19.44 | x64 | |
| Wine (Alpine 3.23) | i686-w64-mingw32-gcc-posix v13 | x86 | WINVER 0x500 |
| Wine (Alpine 3.23) | i686-w64-mingw32-gcc-posix v13 | x86 | WINVER 0x502 |
| Wine (Alpine 3.23) | i686-w64-mingw32-gcc v15.2 | x86 | WINVER 0x603 |
| Wine (Alpine 3.23) | x86_64-w64-mingw32-gcc-posix v13 | x64 | WINVER 0x502 |
| Wine (Alpine 3.23) | x86_64-w64-mingw32-gcc v15.2 | x64 | WINVER 0x603 |
| Linux Alpine 3.23 (musl) | gcc v15.2 | x86_64 | |
| Linux Alpine 3.23 (musl) | gcc v15.2 | x86 | |
| Linux Ubuntu 24.04 (glibc) | gcc v13.3 | x86_64 | |
| Linux Ubuntu 24.04 (glibc) | gcc v13.3 | x86 | |
| Linux Ubuntu 24.04 (glibc) | s390x-linux-gnu-gcc | s390x | Big-endian |
| MacOS (latest) | Apple Clang | arm64 | |
| FreeBSD 15.0 | Clang 19.1 | x86_64 | |
| OpenBSD (latest) | Clang | x86_64 | |
| Android API 24 (Bionic) | NDK Clang | x86_64 | Emulator |
| Cygwin (Windows Server 2025) | gcc | x86_64 | |
| OS | Compiler | Arch | Notes |
|-----------------------------------|------------------------------------|----------|--------------------------|
| Windows Server 2025 | MSVC v19.44 | x86 | |
| Windows Server 2025 | MSVC v19.44 | x64 | |
| Windows Server 2025 | i686-w64-mingw32-gcc-posix v13 | x86 | WINVER 0x500 |
| Windows Server 2025 | i686-w64-mingw32-gcc-posix v13 | x86 | WINVER 0x502 |
| Windows Server 2025 | i686-w64-mingw32-gcc v15.2 | x86 | WINVER 0x603 |
| Windows Server 2025 | x86_64-w64-mingw32-gcc-posix v13 | x64 | WINVER 0x502 |
| Windows Server 2025 | x86_64-w64-mingw32-gcc v15.2 | x64 | WINVER 0x603 |
| Wine (Alpine 3.23) | MSVC v19.44 | x86 | |
| Wine (Alpine 3.23) | MSVC v19.44 | x64 | |
| Wine (Alpine 3.23) | i686-w64-mingw32-gcc-posix v13 | x86 | WINVER 0x500 |
| Wine (Alpine 3.23) | i686-w64-mingw32-gcc-posix v13 | x86 | WINVER 0x502 |
| Wine (Alpine 3.23) | i686-w64-mingw32-gcc v15.2 | x86 | WINVER 0x603 |
| Wine (Alpine 3.23) | x86_64-w64-mingw32-gcc-posix v13 | x64 | WINVER 0x502 |
| Wine (Alpine 3.23) | x86_64-w64-mingw32-gcc v15.2 | x64 | WINVER 0x603 |
| Linux Alpine 3.23 (musl) | gcc v15.2 | x86_64 | |
| Linux Alpine 3.23 (musl) | gcc v15.2 | x86 | |
| Linux Ubuntu 24.04 (glibc) | gcc v13.3 | x86_64 | |
| Linux Ubuntu 24.04 (glibc) | gcc v13.3 | x86 | |
| Linux Ubuntu 24.04 (glibc) | s390x-linux-gnu-gcc | s390x | Big-endian |
| MacOS (latest) | Apple Clang | arm64 | |
| FreeBSD 15.0 | Clang 19.1 | x86_64 | |
| OpenBSD (latest) | Clang | x86_64 | |
| Android API 24 (Bionic) | NDK Clang | x86_64 | Emulator |
| Android API 21 (Bionic) | NDK Clang | x86_64 | Emulator, ioctl fallback |
| OmniOS (illumos) | gcc | x86_64 | |
| OmniOS (illumos) | gcc | x86_64 | ioctl fallback |
| Cygwin (Windows Server 2025) | gcc | x86_64 | |
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