diff --git a/.editorconfig b/.editorconfig new file mode 100644 index 00000000..b4d7ef13 --- /dev/null +++ b/.editorconfig @@ -0,0 +1,10 @@ +root = true + +[*] +end_of_line = lf +insert_final_newline = true +indent_style = space +indent_size = 2 +charset = utf-8 +trim_trailing_whitespace = true +max_line_length = 100 diff --git a/.github/CODE_OF_CONDUCT.md b/.github/CODE_OF_CONDUCT.md new file mode 100644 index 00000000..ef5931e5 --- /dev/null +++ b/.github/CODE_OF_CONDUCT.md @@ -0,0 +1,6 @@ +Be reasonable and respectful. This repository, discussions within and artifacts derived from it are +freely available, but it is still expected that you act within reasonable boundaries, whether you +are a source contributor or not. + +The owners reserve the right to impose temporary and/or permanent restrictions against particular +users on this repository as well as any others under the same ownership if deemed necessary. diff --git a/.github/ISSUE_TEMPLATE/bug.yml b/.github/ISSUE_TEMPLATE/bug.yml new file mode 100644 index 00000000..d27a92d2 --- /dev/null +++ b/.github/ISSUE_TEMPLATE/bug.yml @@ -0,0 +1,18 @@ +name: Bug Report +description: Report a bug in the project +body: + - type: markdown + attributes: + value: | + **Please include:** + + * Clear reproduction steps. + * Frequency with which the steps above reproduce the bug (if not 100%). + * Expected result(s) of the reproduction steps, as well as the actual ones. + + Detailed reports are more likely to be addressed faster. + - type: textarea + attributes: + label: Description + validations: + required: true diff --git a/.github/ISSUE_TEMPLATE/config.yml b/.github/ISSUE_TEMPLATE/config.yml new file mode 100644 index 00000000..3ba13e0c --- /dev/null +++ b/.github/ISSUE_TEMPLATE/config.yml @@ -0,0 +1 @@ +blank_issues_enabled: false diff --git a/.github/ISSUE_TEMPLATE/feature_request.yml b/.github/ISSUE_TEMPLATE/feature_request.yml new file mode 100644 index 00000000..48f0420a --- /dev/null +++ b/.github/ISSUE_TEMPLATE/feature_request.yml @@ -0,0 +1,8 @@ +name: Feature request +description: Request new functionality +body: + - type: textarea + attributes: + label: Description + validations: + required: true diff --git a/.github/ISSUE_TEMPLATE/question.yml b/.github/ISSUE_TEMPLATE/question.yml new file mode 100644 index 00000000..40419c52 --- /dev/null +++ b/.github/ISSUE_TEMPLATE/question.yml @@ -0,0 +1,8 @@ +name: Question +description: If you have any doubts, just ask +body: + - type: textarea + attributes: + label: Description + validations: + required: true diff --git a/.github/ISSUE_TEMPLATE/vulnerability.yml b/.github/ISSUE_TEMPLATE/vulnerability.yml new file mode 100644 index 00000000..3f1db6fc --- /dev/null +++ b/.github/ISSUE_TEMPLATE/vulnerability.yml @@ -0,0 +1,13 @@ +name: Security vulnerability +description: Report a vulnerability on any versions of the tool +body: + - type: textarea + attributes: + label: Description + validations: + required: true + - type: textarea + attributes: + label: What versions is this vulnerability observed on? + validations: + required: true diff --git a/.github/PULL_REQUEST_TEMPLATE.md b/.github/PULL_REQUEST_TEMPLATE.md new file mode 100644 index 00000000..0d404604 --- /dev/null +++ b/.github/PULL_REQUEST_TEMPLATE.md @@ -0,0 +1,2 @@ +No pre-defined structure is enforced, but descriptive PRs are likely to be +attended earlier. diff --git a/.github/SECURITY.md b/.github/SECURITY.md new file mode 100644 index 00000000..f88683ab --- /dev/null +++ b/.github/SECURITY.md @@ -0,0 +1,4 @@ +Report vulnerabilities as vulnerability-type issues. + +Find vulnerabilities as [issues with the `vulnerability` label]( +https://github.com/tidal-music/network-time/issues?q=is%3Aissue+is%3Aopen+label%3Avulnerability). diff --git a/.github/actions/runGradleTask/action.yml b/.github/actions/runGradleTask/action.yml new file mode 100644 index 00000000..61cf7188 --- /dev/null +++ b/.github/actions/runGradleTask/action.yml @@ -0,0 +1,20 @@ +name: Setup Gradle and run a task on all modules that have it +description: Includes setting up JDK +inputs: + task: + description: The task to run + required: true + preTaskString: + description: A String to pass to the Gradle invocation before the task. This can be used for example to pass properties + required: false + default: "" +runs: + using: composite + steps: + - uses: actions/setup-java@v3.9.0 + with: + distribution: temurin + java-version: 17 + cache: gradle + - run: ./gradlew ${{ inputs.preTaskString }} ${{ inputs.task }} + shell: bash diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml new file mode 100644 index 00000000..0397a664 --- /dev/null +++ b/.github/workflows/build.yml @@ -0,0 +1,25 @@ +name: Build +on: + push: + branches: + - '**' +jobs: + build: + runs-on: macos-14-xlarge + strategy: + fail-fast: false + matrix: + xcodeversion: [ 14.3.1, 15.0.1, 15.1, 15.2, 15.3 ] + steps: + - uses: actions/checkout@v4.1.6 + - uses: maxim-lobanov/setup-xcode@v1.6.0 + with: + xcode-version: ${{ matrix.xcodeversion }} + - uses: ./.github/actions/runGradleTask + with: + task: build + barrier-build: + runs-on: ubuntu-22.04 + needs: [ build ] + steps: + - run: exit 0 diff --git a/.github/workflows/dependencyReport.yml b/.github/workflows/dependencyReport.yml new file mode 100644 index 00000000..cd5de2a2 --- /dev/null +++ b/.github/workflows/dependencyReport.yml @@ -0,0 +1,37 @@ +name: Submit dependencies +on: + push: + branches: + - main +permissions: + contents: write +jobs: + library: + runs-on: macos-14-xlarge + steps: + - uses: actions/checkout@v4.1.6 + - uses: actions/setup-java@v3.9.0 + with: + distribution: temurin + java-version: 17 + cache: gradle + - run: .scripts/dependency_report_generate.sh -m library -c allSourceSetsCompileDependenciesMetadata > dependencies_library_raw + - run: .scripts/github/dependency_report_as_github_json.sh -i dependencies_library_raw -n library -s $(TZ=UTC date +"%Y-%m-%dT%H:%M:%SZ") -l library/build.gradle.kts > dependencies_library.github.json + - run: | + echo RESPONSE_CODE=$(curl -L \ + -X POST \ + -H "Accept: application/vnd.github+json" \ + -H "Authorization: Bearer ${{ secrets.GITHUB_TOKEN }}" \ + -H "X-GitHub-Api-Version: 2022-11-28" \ + https://api.github.com/repos/$GITHUB_REPOSITORY/dependency-graph/snapshots \ + --data-binary "@dependencies_library.github.json" \ + -o /dev/null \ + -w '%{http_code}') >> $GITHUB_ENV + - run: | + if [[ "$RESPONSE_CODE" == "201" ]]; + then + exit 0 + else + echo "Dependency submission failed with HTTP code $RESPONSE_CODE" + exit 1 + fi diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml new file mode 100644 index 00000000..b25e0477 --- /dev/null +++ b/.github/workflows/publish.yml @@ -0,0 +1,67 @@ +name: Publish +on: + push: + tags: + - '[1-9]+.[0-9]+.[0-9]+' + - '!**-xcodebuild-**' +env: + GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} +concurrency: + group: ${{ github.ref_name }} +jobs: + ensure-tag-is-on-main: + runs-on: ubuntu-22.04 + steps: + - uses: actions/checkout@v4.1.6 + with: + ref: main + fetch-depth: 0 + - run: exit $(git merge-base --is-ancestor $GITHUB_REF_NAME HEAD) + update-xcframeworks-and-create-tags: + runs-on: macos-14-xlarge + needs: [ ensure-tag-is-on-main ] + permissions: + contents: write + strategy: + fail-fast: false + matrix: + xcodeversion: [ 14.3.1, 15.0.1, 15.1, 15.2, 15.3 ] + steps: + - uses: actions/checkout@v4.1.6 + - uses: maxim-lobanov/setup-xcode@v1.6.0 + with: + xcode-version: ${{ inputs.xcodeversion }} + - uses: ./.github/actions/runGradleTask + with: + preTaskString: -Pversion=$GITHUB_REF_NAME + task: :library:assembleTidalNetworkTimeReleaseXCFramework + - run: | + git config --local user.name $GITHUB_ACTOR + git config --local user.email noreply@github.com + git add -f library/build/XCFrameworks/release/TidalNetworkTime.xcframework + git commit -m "XCFramework update for version $GITHUB_REF_NAME-xcodebuild-${{ matrix.xcodeversion }}" + git tag $GITHUB_REF_NAME-xcodebuild-${{ matrix.xcodeversion }} -m $GITHUB_REF_NAME-xcodebuild-${{ matrix.xcodeversion }} + git push origin tag $GITHUB_REF_NAME-xcodebuild-${{ matrix.xcodeversion }} + create-github-release: + runs-on: ubuntu-22.04 + needs: [ update-xcframeworks-and-create-tags ] + permissions: + contents: write + steps: + - uses: actions/checkout@v4.1.6 + with: + ref: ${{ github.ref_name }} + - run: .scripts/github/release.sh + publish-maven-publications: + runs-on: macos-14-xlarge + needs: [ update-xcframeworks-and-create-tags ] + permissions: + packages: write + steps: + - uses: actions/checkout@v4.1.6 + with: + ref: ${{ github.ref_name }} + - uses: ./.github/actions/runGradleTask + with: + preTaskString: -Pversion=$GITHUB_REF_NAME + task: :library:publishAllPublicationsToGithubPackagesRepository --continue diff --git a/.github/workflows/staticAnalysis.yml b/.github/workflows/staticAnalysis.yml new file mode 100644 index 00000000..df8a6952 --- /dev/null +++ b/.github/workflows/staticAnalysis.yml @@ -0,0 +1,29 @@ +name: Static analysis +on: + push: + branches: + - '**' +jobs: + ktlint: + runs-on: ubuntu-22.04 + steps: + - uses: actions/checkout@v4.1.6 + - run: .scripts/check_ktlint.sh + codeql: + runs-on: macos-14-xlarge + permissions: + actions: read + contents: read + security-events: write + steps: + - uses: actions/checkout@v4.1.6 + - uses: github/codeql-action/init@v2.21.3 + with: + languages: kotlin + - uses: ./.github/actions/runGradleTask + with: + task: build + - uses: github/codeql-action/analyze@v2.21.3 + with: + category: "/language:kotlin" + diff --git a/.gitignore b/.gitignore new file mode 100644 index 00000000..c65a6fc3 --- /dev/null +++ b/.gitignore @@ -0,0 +1,6 @@ +.build +.DS_Store +.gradle +build/ +local.properties +xcuserdata/ diff --git a/.idea/.gitignore b/.idea/.gitignore new file mode 100644 index 00000000..8e429dfc --- /dev/null +++ b/.idea/.gitignore @@ -0,0 +1,14 @@ +# Default ignored files +/shelf/ +/workspace.xml +# Editor-based HTTP Client requests +/httpRequests/ +# Datasource local storage ignored files +/dataSources/ +/dataSources.local.xml +# Gradle auto-import +*.iml +modules.xml +gradle.xml +usage.statistics.xml +libraries.xml diff --git a/.idea/artifacts/library_jvm.xml b/.idea/artifacts/library_jvm.xml new file mode 100644 index 00000000..757db4f6 --- /dev/null +++ b/.idea/artifacts/library_jvm.xml @@ -0,0 +1,8 @@ + + + $PROJECT_DIR$/library/build/libs + + + + + \ No newline at end of file diff --git a/.idea/artifacts/samples_desktop_jvm.xml b/.idea/artifacts/samples_desktop_jvm.xml new file mode 100644 index 00000000..2d4ea399 --- /dev/null +++ b/.idea/artifacts/samples_desktop_jvm.xml @@ -0,0 +1,6 @@ + + + $PROJECT_DIR$/samples/desktop/build/libs + + + \ No newline at end of file diff --git a/.idea/artifacts/samples_multiplatform_kotlin_desktop_jvm.xml b/.idea/artifacts/samples_multiplatform_kotlin_desktop_jvm.xml new file mode 100644 index 00000000..18f136fb --- /dev/null +++ b/.idea/artifacts/samples_multiplatform_kotlin_desktop_jvm.xml @@ -0,0 +1,8 @@ + + + $PROJECT_DIR$/samples/multiplatform-kotlin/desktop/build/libs + + + + + \ No newline at end of file diff --git a/.idea/artifacts/samples_multiplatform_kotlin_jvm_jvm.xml b/.idea/artifacts/samples_multiplatform_kotlin_jvm_jvm.xml new file mode 100644 index 00000000..4f270c13 --- /dev/null +++ b/.idea/artifacts/samples_multiplatform_kotlin_jvm_jvm.xml @@ -0,0 +1,8 @@ + + + $PROJECT_DIR$/samples/multiplatform-kotlin/jvm/build/libs + + + + + \ No newline at end of file diff --git a/.idea/artifacts/samples_multiplatform_kotlin_shared_jvm.xml b/.idea/artifacts/samples_multiplatform_kotlin_shared_jvm.xml new file mode 100644 index 00000000..036e9d10 --- /dev/null +++ b/.idea/artifacts/samples_multiplatform_kotlin_shared_jvm.xml @@ -0,0 +1,8 @@ + + + $PROJECT_DIR$/samples/multiplatform-kotlin/shared/build/libs + + + + + \ No newline at end of file diff --git a/.idea/artifacts/samples_shared_jvm.xml b/.idea/artifacts/samples_shared_jvm.xml new file mode 100644 index 00000000..5802e6a2 --- /dev/null +++ b/.idea/artifacts/samples_shared_jvm.xml @@ -0,0 +1,6 @@ + + + $PROJECT_DIR$/samples/shared/build/libs + + + \ No newline at end of file diff --git a/.idea/codeStyles/Project.xml b/.idea/codeStyles/Project.xml new file mode 100644 index 00000000..55c0e02f --- /dev/null +++ b/.idea/codeStyles/Project.xml @@ -0,0 +1,29 @@ + + + + \ No newline at end of file diff --git a/.idea/codeStyles/codeStyleConfig.xml b/.idea/codeStyles/codeStyleConfig.xml new file mode 100644 index 00000000..79ee123c --- /dev/null +++ b/.idea/codeStyles/codeStyleConfig.xml @@ -0,0 +1,5 @@ + + + + \ No newline at end of file diff --git a/.idea/compiler.xml b/.idea/compiler.xml new file mode 100644 index 00000000..b589d56e --- /dev/null +++ b/.idea/compiler.xml @@ -0,0 +1,6 @@ + + + + + + \ No newline at end of file diff --git a/.idea/inspectionProfiles/Project_Default.xml b/.idea/inspectionProfiles/Project_Default.xml new file mode 100644 index 00000000..bff9a9f7 --- /dev/null +++ b/.idea/inspectionProfiles/Project_Default.xml @@ -0,0 +1,15 @@ + + + + \ No newline at end of file diff --git a/.idea/jarRepositories.xml b/.idea/jarRepositories.xml new file mode 100644 index 00000000..d2ce72d1 --- /dev/null +++ b/.idea/jarRepositories.xml @@ -0,0 +1,25 @@ + + + + + + + + + + + + + \ No newline at end of file diff --git a/.idea/kotlinc.xml b/.idea/kotlinc.xml new file mode 100644 index 00000000..fdf8d994 --- /dev/null +++ b/.idea/kotlinc.xml @@ -0,0 +1,6 @@ + + + + + \ No newline at end of file diff --git a/.idea/misc.xml b/.idea/misc.xml new file mode 100644 index 00000000..ea22bc31 --- /dev/null +++ b/.idea/misc.xml @@ -0,0 +1,10 @@ + + + + + + + + + + \ No newline at end of file diff --git a/.idea/vcs.xml b/.idea/vcs.xml new file mode 100644 index 00000000..35eb1ddf --- /dev/null +++ b/.idea/vcs.xml @@ -0,0 +1,6 @@ + + + + + + \ No newline at end of file diff --git a/.scripts/check_ktlint.sh b/.scripts/check_ktlint.sh new file mode 100755 index 00000000..3a4ca63f --- /dev/null +++ b/.scripts/check_ktlint.sh @@ -0,0 +1,14 @@ +#!/bin/bash +set -e + +KTLINT_VERSION="0.50.0" +TARGET="build/ktlint-$KTLINT_VERSION/ktlint" + +if [ ! -f "$TARGET" ]; then + mkdir -p "$(dirname "$TARGET")" + curl -L "https://github.com/pinterest/ktlint/releases/download/$KTLINT_VERSION/ktlint" > "$TARGET" + chmod u+x "$TARGET" +fi + +# shellcheck disable=SC2046 +"$TARGET" --reporter plain $(git ls-tree --full-tree --name-only -r HEAD | grep -e "\.kt" -e "\.kts") diff --git a/.scripts/dependency_report_generate.sh b/.scripts/dependency_report_generate.sh new file mode 100755 index 00000000..64ce4d86 --- /dev/null +++ b/.scripts/dependency_report_generate.sh @@ -0,0 +1,50 @@ +#!/bin/bash +set -e + +DIR_TMP="build/report_dependencies" +rm -rf $DIR_TMP || true +mkdir -p $DIR_TMP + +print_usage() +{ + echo "Usage: $0 -m -c " +} + +while getopts ":m:c:" OPT; do + case $OPT in + m) MODULE="$OPTARG" + ;; + c) CONFIGURATION="$OPTARG" + ;; + ?) print_usage + exit 1 + ;; + esac +done +if [ -z "${MODULE+x}" ]; then + print_usage + exit 1 +fi +if [ -z "${CONFIGURATION+x}" ]; then + print_usage + exit 1 +fi + +read -r -d '' -a WITH_ADJUSTED < <(./gradlew --console=plain "$MODULE":dependencies --configuration "$CONFIGURATION" | grep --color=never -o "\S*:.*:.*" | grep --color=never -v "/" | fgrep --color=never -v "$MODULE:dependencies" | tr -d " " | sed 's/(\*)//' | sed 's/(c)//' && printf '\0' ) + +RESOLVED=() +REGEX_PATTERN_DEPENDENCY_WITH_VERSION_UPGRADED='.*:.*:.*->.*' +for DEPENDENCY in "${WITH_ADJUSTED[@]}" +do + if [[ "$DEPENDENCY" =~ $REGEX_PATTERN_DEPENDENCY_WITH_VERSION_UPGRADED ]]; then + RESOLVED+=("$(echo "$DEPENDENCY" | grep -o ".*:.*:")$(echo "$DEPENDENCY" | cut -d ">" -f2)") + else + RESOLVED+=("$DEPENDENCY") + fi +done +FILE_TMP=$DIR_TMP/"tmp" +for DEPENDENCY in "${RESOLVED[@]}" +do + echo "$DEPENDENCY" >> $FILE_TMP +done +sort -u $FILE_TMP diff --git a/.scripts/dispatch_release.sh b/.scripts/dispatch_release.sh new file mode 100755 index 00000000..4ccc36ae --- /dev/null +++ b/.scripts/dispatch_release.sh @@ -0,0 +1,44 @@ +#!/bin/bash +set -e + +usage() { + echo "Usage: $0 -v " >&2 + exit 1 +} + +VERSION="" + +if [ -n "$(git status --porcelain)" ]; then + echo "Cannot tag from a dirty working tree" + exit 1 +fi + +while getopts ":v:" opt; do + case $opt in + v) + VERSION=$OPTARG + ;; + \?) + echo "Invalid option: -$OPTARG" >&2 + exit 1 + ;; + *) + usage + ;; + esac +done + +if [ -z "$VERSION" ]; then + usage +fi + +FILE_CHANGELOG="changelog/$VERSION" +if [ ! -f "$FILE_CHANGELOG" ]; then + echo "Changelog file $FILE_CHANGELOG missing" + exit 1 +fi + +git fetch && + git tag "${VERSION}" "HEAD" -m "Release dispatch for ${VERSION}" && + git push origin tag "${VERSION}" && + echo "New release ${VERSION} for revision $(git rev-parse --short "HEAD") requested successfully" diff --git a/.scripts/github/dependency_report_as_github_json.sh b/.scripts/github/dependency_report_as_github_json.sh new file mode 100755 index 00000000..1f127c2b --- /dev/null +++ b/.scripts/github/dependency_report_as_github_json.sh @@ -0,0 +1,87 @@ +#!/bin/bash +set -e + +print_usage() +{ + echo "Usage: $0 -i -n -s -l " +} + +while getopts ":i:n:s:l:" OPT; do + case $OPT in + i) INPUT_FILE="$OPTARG" + ;; + n) MANIFEST_NAME="$OPTARG" + ;; + s) SCANNED_AT="$OPTARG" + ;; + l) SOURCE_LOCATION="$OPTARG" + ;; + ?) print_usage + exit 1 + ;; + esac +done +if [ -z "${INPUT_FILE+x}" ]; then + print_usage + exit 1 +fi +if [ -z "${MANIFEST_NAME+x}" ]; then + print_usage + exit 1 +fi +if [ -z "${SCANNED_AT+x}" ]; then + print_usage + exit 1 +fi +if [ -z "${SOURCE_LOCATION+x}" ]; then + print_usage + exit 1 +fi + +JSON=$(jq --null-input \ +--argjson VERSION "$(git rev-list --count HEAD)" \ +--arg SHA "$GITHUB_SHA" \ +--arg REF "$GITHUB_REF" \ +--arg CORRELATOR "$GITHUB_WORKFLOW"_"$GITHUB_JOB" \ +--arg RUN_ID "$GITHUB_RUN_ID" \ +--arg HTML_URL "$GITHUB_SERVER_URL/$GITHUB_REPOSITORY/actions/runs/$GITHUB_RUN_ID" \ +--arg DETECTOR_NAME "$GITHUB_REPOSITORY" \ +--arg DETECTOR_VERSION 5 \ +--arg DETECTOR_URL "$GITHUB_SERVER_URL/$GITHUB_REPOSITORY" \ +--arg SCANNED "$SCANNED_AT" \ +--arg MANIFEST_NAME "$MANIFEST_NAME" \ +--arg SOURCE_LOCATION "$SOURCE_LOCATION" \ +' +{ + "version":$VERSION, + "sha":$SHA, + "ref":$REF, + "job":{ + "correlator":$CORRELATOR, + "id":$RUN_ID, + "html_url":$HTML_URL + }, + "detector":{ + "name":$DETECTOR_NAME, + "version":$DETECTOR_VERSION, + "url":$DETECTOR_URL + }, + "scanned":$SCANNED, + "manifests":{ + ($MANIFEST_NAME):{ + "name":$MANIFEST_NAME, + "file": { + "source_location":$SOURCE_LOCATION + }, + "resolved":{ + } + } + } +} +') + +while IFS= read -r LINE +do JSON=$(jq '.manifests.'"$MANIFEST_NAME"'.resolved += {"'"$LINE"'": {"package_url": "pkg:maven/'"$(echo "$LINE" | tr ':' '/' | sed 's/\(.*\)\//\1@/')"'"}}' <<< "$JSON") +done < "$INPUT_FILE" + +jq -r tostring <<< "$JSON" diff --git a/.scripts/github/release.sh b/.scripts/github/release.sh new file mode 100755 index 00000000..382a102a --- /dev/null +++ b/.scripts/github/release.sh @@ -0,0 +1,23 @@ +#!/bin/bash +set -e + +git fetch --tags + +RELEASE_BODY=$(cat "$GITHUB_WORKSPACE"/changelog/"$GITHUB_REF_NAME") + +RELEASE_BODY="$RELEASE_BODY\n\nThe following tags relate to this version:\n" + +for VERSION in $(git --no-pager tag | grep "^$GITHUB_REF_NAME") +do + RELEASE_BODY="$RELEASE_BODY\n* [$VERSION](https://github.com/tidal-music/network-time/releases/tag/$VERSION)" +done + +BODY="{\"tag_name\": \"${GITHUB_REF_NAME}\",\"target_commitish\": \"${GITHUB_SHA}\",\"name\": \"${GITHUB_REF_NAME}\",\"body\": \"${RELEASE_BODY}\"}" + +curl -sL \ + -H "Accept: application/vnd.github+json" \ + -H "Authorization: Bearer ${GITHUB_TOKEN}" \ + -H "X-GitHub-Api-Version: 2022-11-28" \ + --request POST \ + --data "${BODY}" \ + https://api.github.com/repos/"${GITHUB_REPOSITORY}"/releases diff --git a/.scripts/hooks/pre-commit b/.scripts/hooks/pre-commit new file mode 100755 index 00000000..781d2e14 --- /dev/null +++ b/.scripts/hooks/pre-commit @@ -0,0 +1,38 @@ +#!/bin/bash + +REPORT_DIR="build/pre-commit" +rm -rf $REPORT_DIR || true +mkdir -p $REPORT_DIR + +PIDSTOOUTPUTFILES=() +TASK_FILE_BUILD=${REPORT_DIR}/build.log +./gradlew build > $TASK_FILE_BUILD 2>&1 & +PIDSTOOUTPUTFILES+=("$!:$TASK_FILE_BUILD") + +TASK_FILE_KTLINT=${REPORT_DIR}/ktlint.log +./.scripts/check_ktlint.sh > $TASK_FILE_KTLINT 2>&1 & +PIDSTOOUTPUTFILES+=("$!:$TASK_FILE_KTLINT") + +while : +do + INDEX=-1 + for PIDTOOUTPUTFILE in "${PIDSTOOUTPUTFILES[@]}"; do + INDEX=$INDEX+1 + PID=${PIDTOOUTPUTFILE%%:*} + if ! ps -p "$PID" > /dev/null + then + if wait "$PID"; then + unset 'PIDSTOOUTPUTFILES[$INDEX]' + PIDSTOOUTPUTFILES=("${PIDSTOOUTPUTFILES[@]}") + if [ ${#PIDSTOOUTPUTFILES[@]} -eq 0 ]; then + exit 0 + fi + else + jobs -p | xargs kill + cat "${PIDTOOUTPUTFILE#*:}" + exit 1 + fi + fi + done + sleep 1 +done diff --git a/.sdkmanrc b/.sdkmanrc new file mode 100644 index 00000000..49f2c8cd --- /dev/null +++ b/.sdkmanrc @@ -0,0 +1,3 @@ +# Enable auto-env through the sdkman_auto_env config +# Add key=value pairs of SDKs to use below +java=17.0.7-tem diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md new file mode 100644 index 00000000..0f2b6301 --- /dev/null +++ b/CONTRIBUTING.md @@ -0,0 +1,7 @@ +### Contributing code + +1. Fork the repository. +2. Create your branch. +3. Commit your changes. +4. Push the branch to your fork. +5. Create a new pull request on this repository from your branch. diff --git a/LICENSE b/LICENSE new file mode 100644 index 00000000..c83043d4 --- /dev/null +++ b/LICENSE @@ -0,0 +1,201 @@ + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. Definitions. + + "License" shall mean the terms and conditions for use, reproduction, + and distribution as defined by Sections 1 through 9 of this document. + + "Licensor" shall mean the copyright owner or entity authorized by + the copyright owner that is granting the License. + + "Legal Entity" shall mean the union of the acting entity and all + other entities that control, are controlled by, or are under common + control with that entity. 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We also recommend that a + file or class name and description of purpose be included on the + same "printed page" as the copyright notice for easier + identification within third-party archives. + + Copyright 2024 Block, Inc. + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. diff --git a/Package.swift b/Package.swift new file mode 100644 index 00000000..2aa67a9c --- /dev/null +++ b/Package.swift @@ -0,0 +1,18 @@ +// swift-tools-version:5.3 +import PackageDescription + +let package = Package( + name: "TidalNetworkTime", + products: [ + .library( + name: "TidalNetworkTime", + targets: ["TidalNetworkTime"] + ), + ], + targets: [ + .binaryTarget( + name: "TidalNetworkTime", + path: "library/build/XCFrameworks/release/TidalNetworkTime.xcframework" + ), + ] +) diff --git a/README.md b/README.md new file mode 100644 index 00000000..bf2852cc --- /dev/null +++ b/README.md @@ -0,0 +1,59 @@ +# network-time + +A Kotlin multiplatform implementation of an SNTP client. + +## Importing + +
+JVM/Android + +```kotlin +repositories { + mavenCentral() +} + +dependencies { + implementation("com.tidal.networktime:library-jvm:$VERSION") +} +``` + +
+ +
+SwiftPM + +```swift +.package( + url: "https://github.com/tidal-music/network-time", + exact: "$VERSION-xcodebuild-$XCODEBUILD_VERSION" +) +``` + +If you plan to use this tool from Objective-C, all public API symbols are prefixed with TNT (for TidalNetworkTime) to avoid naming conflicts. + +
+ +
+KMP + +```kotlin +repositories { + mavenCentral() +} + +dependencies { + implementation("com.tidal.networktime:library:$VERSION") +} +``` + +
+ +## Usage + +Create your `SNTPClient` via its constructor. Its API allows you to toggle synchronization (starts +off) and to retrieve the time based on the last successful synchronization, if any. + +The property that retrieves the aforementioned time is nullable as it will return null if no +synchronization has occurred successfully during the lifetime of the process and no backup file has +been specified for the `SNTPClient` instance or said file contains no valid prior synchronization +data. diff --git a/build.gradle.kts b/build.gradle.kts new file mode 100644 index 00000000..bb35a07b --- /dev/null +++ b/build.gradle.kts @@ -0,0 +1,20 @@ +buildscript { + repositories { + gradlePluginPortal() + google() + } + dependencies { + val kotlinVersion = "1.9.23" + classpath(kotlin("gradle-plugin", version = kotlinVersion)) + classpath(kotlin("serialization", version = kotlinVersion)) + classpath("com.android.tools.build:gradle:8.1.4") + classpath("org.jetbrains.compose:compose-gradle-plugin:1.6.1") + } +} + +allprojects { + repositories { + google() + mavenCentral() + } +} diff --git a/gradle.properties b/gradle.properties new file mode 100644 index 00000000..78cb8b27 --- /dev/null +++ b/gradle.properties @@ -0,0 +1,5 @@ +android.useAndroidX=true +org.gradle.jvmargs=-Xmx16g +org.jetbrains.compose.experimental.uikit.enabled=true +org.jetbrains.compose.experimental.macos.enabled=true +kotlin.mpp.enableCInteropCommonization=true diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar new file mode 100644 index 00000000..7f93135c Binary files /dev/null and b/gradle/wrapper/gradle-wrapper.jar differ diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties new file mode 100644 index 00000000..3fa8f862 --- /dev/null +++ b/gradle/wrapper/gradle-wrapper.properties @@ -0,0 +1,7 @@ +distributionBase=GRADLE_USER_HOME +distributionPath=wrapper/dists +distributionUrl=https\://services.gradle.org/distributions/gradle-8.4-bin.zip +networkTimeout=10000 +validateDistributionUrl=true +zipStoreBase=GRADLE_USER_HOME +zipStorePath=wrapper/dists diff --git a/gradlew b/gradlew new file mode 100755 index 00000000..1aa94a42 --- /dev/null +++ b/gradlew @@ -0,0 +1,249 @@ +#!/bin/sh + +# +# Copyright © 2015-2021 the original authors. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# https://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +# + +############################################################################## +# +# Gradle start up script for POSIX generated by Gradle. +# +# Important for running: +# +# (1) You need a POSIX-compliant shell to run this script. If your /bin/sh is +# noncompliant, but you have some other compliant shell such as ksh or +# bash, then to run this script, type that shell name before the whole +# command line, like: +# +# ksh Gradle +# +# Busybox and similar reduced shells will NOT work, because this script +# requires all of these POSIX shell features: +# * functions; +# * expansions «$var», «${var}», «${var:-default}», «${var+SET}», +# «${var#prefix}», «${var%suffix}», and «$( cmd )»; +# * compound commands having a testable exit status, especially «case»; +# * various built-in commands including «command», «set», and «ulimit». +# +# Important for patching: +# +# (2) This script targets any POSIX shell, so it avoids extensions provided +# by Bash, Ksh, etc; in particular arrays are avoided. +# +# The "traditional" practice of packing multiple parameters into a +# space-separated string is a well documented source of bugs and security +# problems, so this is (mostly) avoided, by progressively accumulating +# options in "$@", and eventually passing that to Java. +# +# Where the inherited environment variables (DEFAULT_JVM_OPTS, JAVA_OPTS, +# and GRADLE_OPTS) rely on word-splitting, this is performed explicitly; +# see the in-line comments for details. +# +# There are tweaks for specific operating systems such as AIX, CygWin, +# Darwin, MinGW, and NonStop. +# +# (3) This script is generated from the Groovy template +# https://github.com/gradle/gradle/blob/HEAD/subprojects/plugins/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt +# within the Gradle project. +# +# You can find Gradle at https://github.com/gradle/gradle/. +# +############################################################################## + +# Attempt to set APP_HOME + +# Resolve links: $0 may be a link +app_path=$0 + +# Need this for daisy-chained symlinks. +while + APP_HOME=${app_path%"${app_path##*/}"} # leaves a trailing /; empty if no leading path + [ -h "$app_path" ] +do + ls=$( ls -ld "$app_path" ) + link=${ls#*' -> '} + case $link in #( + /*) app_path=$link ;; #( + *) app_path=$APP_HOME$link ;; + esac +done + +# This is normally unused +# shellcheck disable=SC2034 +APP_BASE_NAME=${0##*/} +# Discard cd standard output in case $CDPATH is set (https://github.com/gradle/gradle/issues/25036) +APP_HOME=$( cd "${APP_HOME:-./}" > /dev/null && pwd -P ) || exit + +# Use the maximum available, or set MAX_FD != -1 to use that value. +MAX_FD=maximum + +warn () { + echo "$*" +} >&2 + +die () { + echo + echo "$*" + echo + exit 1 +} >&2 + +# OS specific support (must be 'true' or 'false'). +cygwin=false +msys=false +darwin=false +nonstop=false +case "$( uname )" in #( + CYGWIN* ) cygwin=true ;; #( + Darwin* ) darwin=true ;; #( + MSYS* | MINGW* ) msys=true ;; #( + NONSTOP* ) nonstop=true ;; +esac + +CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar + + +# Determine the Java command to use to start the JVM. +if [ -n "$JAVA_HOME" ] ; then + if [ -x "$JAVA_HOME/jre/sh/java" ] ; then + # IBM's JDK on AIX uses strange locations for the executables + JAVACMD=$JAVA_HOME/jre/sh/java + else + JAVACMD=$JAVA_HOME/bin/java + fi + if [ ! -x "$JAVACMD" ] ; then + die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME + +Please set the JAVA_HOME variable in your environment to match the +location of your Java installation." + fi +else + JAVACMD=java + if ! command -v java >/dev/null 2>&1 + then + die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. + +Please set the JAVA_HOME variable in your environment to match the +location of your Java installation." + fi +fi + +# Increase the maximum file descriptors if we can. +if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then + case $MAX_FD in #( + max*) + # In POSIX sh, ulimit -H is undefined. That's why the result is checked to see if it worked. + # shellcheck disable=SC2039,SC3045 + MAX_FD=$( ulimit -H -n ) || + warn "Could not query maximum file descriptor limit" + esac + case $MAX_FD in #( + '' | soft) :;; #( + *) + # In POSIX sh, ulimit -n is undefined. That's why the result is checked to see if it worked. + # shellcheck disable=SC2039,SC3045 + ulimit -n "$MAX_FD" || + warn "Could not set maximum file descriptor limit to $MAX_FD" + esac +fi + +# Collect all arguments for the java command, stacking in reverse order: +# * args from the command line +# * the main class name +# * -classpath +# * -D...appname settings +# * --module-path (only if needed) +# * DEFAULT_JVM_OPTS, JAVA_OPTS, and GRADLE_OPTS environment variables. + +# For Cygwin or MSYS, switch paths to Windows format before running java +if "$cygwin" || "$msys" ; then + APP_HOME=$( cygpath --path --mixed "$APP_HOME" ) + CLASSPATH=$( cygpath --path --mixed "$CLASSPATH" ) + + JAVACMD=$( cygpath --unix "$JAVACMD" ) + + # Now convert the arguments - kludge to limit ourselves to /bin/sh + for arg do + if + case $arg in #( + -*) false ;; # don't mess with options #( + /?*) t=${arg#/} t=/${t%%/*} # looks like a POSIX filepath + [ -e "$t" ] ;; #( + *) false ;; + esac + then + arg=$( cygpath --path --ignore --mixed "$arg" ) + fi + # Roll the args list around exactly as many times as the number of + # args, so each arg winds up back in the position where it started, but + # possibly modified. + # + # NB: a `for` loop captures its iteration list before it begins, so + # changing the positional parameters here affects neither the number of + # iterations, nor the values presented in `arg`. + shift # remove old arg + set -- "$@" "$arg" # push replacement arg + done +fi + + +# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. +DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"' + +# Collect all arguments for the java command: +# * DEFAULT_JVM_OPTS, JAVA_OPTS, JAVA_OPTS, and optsEnvironmentVar are not allowed to contain shell fragments, +# and any embedded shellness will be escaped. +# * For example: A user cannot expect ${Hostname} to be expanded, as it is an environment variable and will be +# treated as '${Hostname}' itself on the command line. + +set -- \ + "-Dorg.gradle.appname=$APP_BASE_NAME" \ + -classpath "$CLASSPATH" \ + org.gradle.wrapper.GradleWrapperMain \ + "$@" + +# Stop when "xargs" is not available. +if ! command -v xargs >/dev/null 2>&1 +then + die "xargs is not available" +fi + +# Use "xargs" to parse quoted args. +# +# With -n1 it outputs one arg per line, with the quotes and backslashes removed. +# +# In Bash we could simply go: +# +# readarray ARGS < <( xargs -n1 <<<"$var" ) && +# set -- "${ARGS[@]}" "$@" +# +# but POSIX shell has neither arrays nor command substitution, so instead we +# post-process each arg (as a line of input to sed) to backslash-escape any +# character that might be a shell metacharacter, then use eval to reverse +# that process (while maintaining the separation between arguments), and wrap +# the whole thing up as a single "set" statement. +# +# This will of course break if any of these variables contains a newline or +# an unmatched quote. +# + +eval "set -- $( + printf '%s\n' "$DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS" | + xargs -n1 | + sed ' s~[^-[:alnum:]+,./:=@_]~\\&~g; ' | + tr '\n' ' ' + )" '"$@"' + +exec "$JAVACMD" "$@" diff --git a/gradlew.bat b/gradlew.bat new file mode 100644 index 00000000..93e3f59f --- /dev/null +++ b/gradlew.bat @@ -0,0 +1,92 @@ +@rem +@rem Copyright 2015 the original author or authors. +@rem +@rem Licensed under the Apache License, Version 2.0 (the "License"); +@rem you may not use this file except in compliance with the License. +@rem You may obtain a copy of the License at +@rem +@rem https://www.apache.org/licenses/LICENSE-2.0 +@rem +@rem Unless required by applicable law or agreed to in writing, software +@rem distributed under the License is distributed on an "AS IS" BASIS, +@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +@rem See the License for the specific language governing permissions and +@rem limitations under the License. +@rem + +@if "%DEBUG%"=="" @echo off +@rem ########################################################################## +@rem +@rem Gradle startup script for Windows +@rem +@rem ########################################################################## + +@rem Set local scope for the variables with windows NT shell +if "%OS%"=="Windows_NT" setlocal + +set DIRNAME=%~dp0 +if "%DIRNAME%"=="" set DIRNAME=. +@rem This is normally unused +set APP_BASE_NAME=%~n0 +set APP_HOME=%DIRNAME% + +@rem Resolve any "." and ".." in APP_HOME to make it shorter. +for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi + +@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. +set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m" + +@rem Find java.exe +if defined JAVA_HOME goto findJavaFromJavaHome + +set JAVA_EXE=java.exe +%JAVA_EXE% -version >NUL 2>&1 +if %ERRORLEVEL% equ 0 goto execute + +echo. +echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. +echo. +echo Please set the JAVA_HOME variable in your environment to match the +echo location of your Java installation. + +goto fail + +:findJavaFromJavaHome +set JAVA_HOME=%JAVA_HOME:"=% +set JAVA_EXE=%JAVA_HOME%/bin/java.exe + +if exist "%JAVA_EXE%" goto execute + +echo. +echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% +echo. +echo Please set the JAVA_HOME variable in your environment to match the +echo location of your Java installation. + +goto fail + +:execute +@rem Setup the command line + +set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar + + +@rem Execute Gradle +"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %* + +:end +@rem End local scope for the variables with windows NT shell +if %ERRORLEVEL% equ 0 goto mainEnd + +:fail +rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of +rem the _cmd.exe /c_ return code! +set EXIT_CODE=%ERRORLEVEL% +if %EXIT_CODE% equ 0 set EXIT_CODE=1 +if not ""=="%GRADLE_EXIT_CONSOLE%" exit %EXIT_CODE% +exit /b %EXIT_CODE% + +:mainEnd +if "%OS%"=="Windows_NT" endlocal + +:omega diff --git a/library/build.gradle.kts b/library/build.gradle.kts new file mode 100644 index 00000000..0571633d --- /dev/null +++ b/library/build.gradle.kts @@ -0,0 +1,82 @@ +import org.jetbrains.kotlin.gradle.plugin.mpp.apple.XCFramework +import java.net.URI + +plugins { + id("maven-publish") + kotlin("multiplatform") + kotlin("plugin.serialization") +} + +group = "com.tidal.networktime" + +kotlin { + jvm() + val xCFrameworkName = "TidalNetworkTime" + val xCFramework = XCFramework(xCFrameworkName) + listOf( + macosX64(), + macosArm64(), + iosX64(), + iosArm64(), + iosSimulatorArm64(), + tvosSimulatorArm64(), + tvosX64(), + tvosArm64(), + ).forEach { + it.binaries.framework { + baseName = xCFrameworkName + binaryOption("bundleId", "TidalNetworkTime") + binaryOption("bundleShortVersionString", version as String) + binaryOption("bundleVersion", version as String) + isStatic = true + xCFramework.add(this) + } + it.compilations.configureEach { cinterops.create("NetworkFrameworkWorkaround") } + } + + applyDefaultHierarchyTemplate() + + sourceSets { + all { + languageSettings.optIn("kotlin.experimental.ExperimentalObjCName") + } + commonMain.get().dependencies { + api("org.jetbrains.kotlinx:kotlinx-coroutines-core:1.7.3") + implementation("org.jetbrains.kotlinx:kotlinx-datetime:0.4.1") + implementation("com.squareup.okio:okio:3.6.0") + implementation("org.jetbrains.kotlinx:kotlinx-serialization-json-okio:1.6.1") + } + } +} + +publishing { + repositories { + maven { + name = "GithubPackages" + url = URI.create("https://maven.pkg.github.com/${System.getenv("GITHUB_REPOSITORY")}") + credentials { + username = System.getenv("GITHUB_ACTOR") + password = System.getenv("GITHUB_TOKEN") + } + } + } + publications.all { + this as MavenPublication + pom { + inceptionYear.set("2023") + url.set("https://github.com/tidal-music/network-time") + licenses { + license { + name.set("The Apache License, Version 2.0") + url.set("https://www.apache.org/licenses/LICENSE-2.0.txt") + distribution.set("https://www.apache.org/licenses/LICENSE-2.0.txt") + } + } + scm { + url.set("https://github.com/tidal-music/network-time") + connection.set("scm:git:https://github.com/tidal-music/network-time.git") + developerConnection.set("scm:git:ssh://git@github.com/tidal-music/network-time.git") + } + } + } +} diff --git a/library/src/appleMain/kotlin/com/tidal/networktime/internal/FileSystemSupplier.kt b/library/src/appleMain/kotlin/com/tidal/networktime/internal/FileSystemSupplier.kt new file mode 100644 index 00000000..064c7e1a --- /dev/null +++ b/library/src/appleMain/kotlin/com/tidal/networktime/internal/FileSystemSupplier.kt @@ -0,0 +1,8 @@ +package com.tidal.networktime.internal + +import okio.FileSystem + +@Suppress("EXPECT_ACTUAL_CLASSIFIERS_ARE_IN_BETA_WARNING") +internal actual class FileSystemSupplier { + actual val system = FileSystem.SYSTEM +} diff --git a/library/src/appleMain/kotlin/com/tidal/networktime/internal/HostNameResolver.kt b/library/src/appleMain/kotlin/com/tidal/networktime/internal/HostNameResolver.kt new file mode 100644 index 00000000..79629afd --- /dev/null +++ b/library/src/appleMain/kotlin/com/tidal/networktime/internal/HostNameResolver.kt @@ -0,0 +1,138 @@ +package com.tidal.networktime.internal + +import kotlinx.cinterop.BooleanVar +import kotlinx.cinterop.ByteVar +import kotlinx.cinterop.ExperimentalForeignApi +import kotlinx.cinterop.alloc +import kotlinx.cinterop.allocArray +import kotlinx.cinterop.convert +import kotlinx.cinterop.memScoped +import kotlinx.cinterop.pointed +import kotlinx.cinterop.ptr +import kotlinx.cinterop.readValue +import kotlinx.cinterop.reinterpret +import kotlinx.cinterop.toKString +import kotlinx.cinterop.value +import kotlinx.coroutines.withTimeoutOrNull +import platform.CFNetwork.CFHostCancelInfoResolution +import platform.CFNetwork.CFHostCreateWithName +import platform.CFNetwork.CFHostGetAddressing +import platform.CFNetwork.CFHostRef +import platform.CFNetwork.CFHostStartInfoResolution +import platform.CFNetwork.kCFHostAddresses +import platform.CoreFoundation.CFArrayGetCount +import platform.CoreFoundation.CFArrayGetValueAtIndex +import platform.CoreFoundation.CFDataGetBytePtr +import platform.CoreFoundation.CFDataRef +import platform.CoreFoundation.CFRelease +import platform.CoreFoundation.CFStringRef +import platform.CoreFoundation.CFTypeRef +import platform.CoreFoundation.kCFAllocatorDefault +import platform.Foundation.CFBridgingRetain +import platform.Foundation.NSString +import platform.darwin.inet_ntop +import platform.posix.AF_INET +import platform.posix.AF_INET6 +import platform.posix.INET6_ADDRSTRLEN +import platform.posix.INET_ADDRSTRLEN +import platform.posix.sockaddr +import platform.posix.sockaddr_in +import platform.posix.sockaddr_in6 +import kotlin.time.Duration + +@OptIn(ExperimentalForeignApi::class) +@Suppress("EXPECT_ACTUAL_CLASSIFIERS_ARE_IN_BETA_WARNING") +internal actual class HostNameResolver { + private var cfHost: CFHostRef? = null + private var hostReference: CFTypeRef? = null + + actual suspend operator fun invoke( + hostName: String, + timeout: Duration, + includeINET: Boolean, + includeINET6: Boolean, + ): Iterable { + var ret: Iterable? = emptySet() + try { + ret = withTimeoutOrNull(timeout) { invokeInternal(hostName, includeINET, includeINET6) } + } finally { + cfHost + ?.takeIf { ret == null } + ?.let { + CFHostCancelInfoResolution(it, kCFHostAddresses) + } + clear() + } + return ret ?: emptySet() + } + + private fun invokeInternal( + hostName: String, + includeINET: Boolean, + includeINET6: Boolean, + ): Iterable { + hostReference = CFBridgingRetain(hostName as NSString) + cfHost = CFHostCreateWithName(kCFAllocatorDefault, hostReference as CFStringRef) + CFHostStartInfoResolution(cfHost, kCFHostAddresses, null) + return memScoped { + val hasResolved = alloc { + value = false + } + val addresses = CFHostGetAddressing(cfHost, hasResolved.ptr) + addresses.takeIf { hasResolved.value } + addresses ?: return emptySet() + val count = CFArrayGetCount(addresses) + val ret = mutableSetOf() + (0 until count).forEach { + val socketAddressData = CFArrayGetValueAtIndex(addresses, it) as CFDataRef + val sockAddr = CFDataGetBytePtr(socketAddressData)!!.reinterpret().pointed + val addrPretty = when (sockAddr.sa_family.toInt()) { + AF_INET -> { + if (includeINET) { + val buffer = allocArray(INET_ADDRSTRLEN) + inet_ntop( + AF_INET, + sockAddr.reinterpret().sin_addr.readValue(), + buffer, + INET_ADDRSTRLEN.convert(), + ) + buffer.toKString() + } else { + null + } + } + + AF_INET6 -> { + if (includeINET6) { + val buffer = allocArray(INET6_ADDRSTRLEN) + inet_ntop( + AF_INET6, + sockAddr.reinterpret().sin6_addr.readValue(), + buffer, + INET6_ADDRSTRLEN.convert(), + ) + buffer.toKString() + } else { + null + } + } + + else -> { + null + } + } + if (addrPretty != null) { + ret.add(addrPretty) + } + } + ret + } + } + + private fun clear() { + cfHost?.let { CFRelease(it) } + cfHost = null + hostReference?.let { CFRelease(it) } + hostReference = null + } +} diff --git a/library/src/appleMain/kotlin/com/tidal/networktime/internal/NTPUDPSocketOperations.kt b/library/src/appleMain/kotlin/com/tidal/networktime/internal/NTPUDPSocketOperations.kt new file mode 100644 index 00000000..5324b949 --- /dev/null +++ b/library/src/appleMain/kotlin/com/tidal/networktime/internal/NTPUDPSocketOperations.kt @@ -0,0 +1,91 @@ +package com.tidal.networktime.internal + +import com.tidal.networktime.internal.network_framework_workaround.nw_connection_send_default_context +import com.tidal.networktime.internal.network_framework_workaround.nw_parameters_create_secure_udp_disable_protocol +import kotlinx.cinterop.ExperimentalForeignApi +import kotlinx.cinterop.addressOf +import kotlinx.cinterop.convert +import kotlinx.cinterop.pin +import kotlinx.cinterop.usePinned +import kotlinx.coroutines.CompletableDeferred +import platform.Network.nw_connection_create +import platform.Network.nw_connection_force_cancel +import platform.Network.nw_connection_receive +import platform.Network.nw_connection_set_queue +import platform.Network.nw_connection_set_state_changed_handler +import platform.Network.nw_connection_start +import platform.Network.nw_connection_state_cancelled +import platform.Network.nw_connection_state_failed +import platform.Network.nw_connection_state_ready +import platform.Network.nw_connection_state_t +import platform.Network.nw_connection_t +import platform.Network.nw_endpoint_create_host +import platform.Network.nw_error_t +import platform.darwin.dispatch_data_apply +import platform.darwin.dispatch_data_create +import platform.darwin.dispatch_data_t +import platform.darwin.dispatch_get_current_queue +import platform.posix.memcpy +import kotlin.test.assertEquals +import kotlin.test.assertNull + +@OptIn(ExperimentalForeignApi::class) +@Suppress("EXPECT_ACTUAL_CLASSIFIERS_ARE_IN_BETA_WARNING") +internal actual class NTPUDPSocketOperations { + private var connection: nw_connection_t = null + + actual suspend fun prepare(address: String, portNumber: Int) { + val parameters = nw_parameters_create_secure_udp_disable_protocol() + val endpoint = nw_endpoint_create_host(address, portNumber.toString()) + connection = nw_connection_create(endpoint, parameters) + nw_connection_set_queue(connection, dispatch_get_current_queue()) + val connectionStateDeferred = CompletableDeferred() + nw_connection_set_state_changed_handler(connection) { state: nw_connection_state_t, _ -> + when (state) { + nw_connection_state_ready, nw_connection_state_failed, nw_connection_state_cancelled -> + connectionStateDeferred.complete(state) + } + } + nw_connection_start(connection) + assertEquals(nw_connection_state_ready, connectionStateDeferred.await()) + } + + actual suspend fun exchange(buffer: ByteArray) { + val data = buffer.pin().run { + dispatch_data_create( + addressOf(0), + buffer.size.convert(), + dispatch_get_current_queue(), + ({ unpin() }), + ) + } + nw_connection_send_default_context( + connection, + data, + true, + ) { + assertNull(it) + } + val connectionReceptionDeferred = CompletableDeferred() + nw_connection_receive( + connection, + 1.convert(), + buffer.size.convert(), + ) { content: dispatch_data_t, _, _, error: nw_error_t -> + assertNull(error) + connectionReceptionDeferred.complete(content) + } + val receivedData = connectionReceptionDeferred.await() + buffer.usePinned { + dispatch_data_apply(receivedData) { _, offset, src, size -> + memcpy(it.addressOf(offset.toInt()), src, size) + true + } + } + } + + actual fun tearDown() { + nw_connection_force_cancel(connection) + connection = null + } +} diff --git a/library/src/commonMain/kotlin/com/tidal/networktime/NTPServer.kt b/library/src/commonMain/kotlin/com/tidal/networktime/NTPServer.kt new file mode 100644 index 00000000..f3a04aa6 --- /dev/null +++ b/library/src/commonMain/kotlin/com/tidal/networktime/NTPServer.kt @@ -0,0 +1,47 @@ +package com.tidal.networktime + +import kotlin.native.ObjCName +import kotlin.time.Duration +import kotlin.time.Duration.Companion.seconds + +/** + * Describes a host name that can resolve to any number of NTP unicast servers. + * + * @param hostName The host name. + * @param queryConnectTimeout The per-server timeout for connecting to each of the servers resolved + * from [hostName]. + * @param queryReadTimeout The per-server timeout for receiving responses from each of the servers + * resolved from [hostName]. + * @param protocolFamilies Can be used for filtering addresses resolved from [hostName] based on + * address family. + * @param queriesPerResolvedAddress The amount of queries to perform to each resolved address. More + * queries may or may not increase precision, but they will make synchronization take longer and + * also cause more server load. + * @param waitBetweenResolvedAddressQueries The amount of time to wait before consecutive requests + * to the same resolved address. + * @param ntpVersion The version number to write in packets. + * @param maxRootDelay The maximum delay to accept a packet. Packets with a root delay higher than + * this will be discarded. + * @param maxRootDispersion The maximum root dispersion to accept a packet. Packets with a root + * dispersion higher than this will be discarded. + * @param dnsResolutionTimeout The timeout for DNS lookup for addresses from [hostName]. + */ +@ObjCName(name = "TNTNTPServer", swiftName = "NTPServer", exact = true) +class NTPServer( + val hostName: String, + @ObjCName(name = "queryConnectTimeoutMs") + val queryConnectTimeout: Duration = 5.seconds, + @ObjCName(name = "queryReadTimeoutMs") + val queryReadTimeout: Duration = 5.seconds, + vararg val protocolFamilies: ProtocolFamily = arrayOf(ProtocolFamily.INET), + val queriesPerResolvedAddress: Int = 3, + @ObjCName(name = "waitBetweenResolvedAddressQueriesMs") + val waitBetweenResolvedAddressQueries: Duration = 2.seconds, + val ntpVersion: NTPVersion = NTPVersion.FOUR, + @ObjCName(name = "maxRootDelayMs") + val maxRootDelay: Duration = Duration.INFINITE, + @ObjCName(name = "maxRootDispersionMs") + val maxRootDispersion: Duration = Duration.INFINITE, + @ObjCName(name = "dnsResolutionTimeoutMs") + val dnsResolutionTimeout: Duration = 30.seconds, +) diff --git a/library/src/commonMain/kotlin/com/tidal/networktime/NTPVersion.kt b/library/src/commonMain/kotlin/com/tidal/networktime/NTPVersion.kt new file mode 100644 index 00000000..de9af322 --- /dev/null +++ b/library/src/commonMain/kotlin/com/tidal/networktime/NTPVersion.kt @@ -0,0 +1,12 @@ +package com.tidal.networktime + +import kotlin.native.ObjCName + +@ObjCName(name = "TNTNTPVersion", swiftName = "NTPVersion", exact = true) +enum class NTPVersion { + ZERO, + ONE, + TWO, + THREE, + FOUR, +} diff --git a/library/src/commonMain/kotlin/com/tidal/networktime/ProtocolFamily.kt b/library/src/commonMain/kotlin/com/tidal/networktime/ProtocolFamily.kt new file mode 100644 index 00000000..0ad0272d --- /dev/null +++ b/library/src/commonMain/kotlin/com/tidal/networktime/ProtocolFamily.kt @@ -0,0 +1,19 @@ +package com.tidal.networktime + +import kotlin.native.ObjCName + +/** + * A designation of protocol families to discriminate resolved addresses on. + */ +@ObjCName(name = "TNTProtocolFamily", swiftName = "ProtocolFamily", exact = true) +enum class ProtocolFamily { + /** + * IPv4. + */ + INET, + + /** + * IPv6. + */ + INET6, +} diff --git a/library/src/commonMain/kotlin/com/tidal/networktime/SNTPClient.kt b/library/src/commonMain/kotlin/com/tidal/networktime/SNTPClient.kt new file mode 100644 index 00000000..6b56610f --- /dev/null +++ b/library/src/commonMain/kotlin/com/tidal/networktime/SNTPClient.kt @@ -0,0 +1,58 @@ +package com.tidal.networktime + +import com.tidal.networktime.internal.SNTPClientImpl +import kotlinx.coroutines.Job +import okio.Path.Companion.toPath +import kotlin.native.ObjCName +import kotlin.time.Duration +import kotlin.time.Duration.Companion.seconds + +/** + * Constructs a new SNTP client that can be requested to periodically interact with the provided + * [ntpServers] to obtain information about their provided time. + * + * @param ntpServers Representation of supported unicast NTP sources. + * @param synchronizationInterval The amount of time to wait between a sync finishing and the next + * one being started. + * @param backupFilePath A path to a file that will be used to save the selected received NTP + * packets, as well as to read packets before one is available from the network. If `null` then + * [epochTime] is guaranteed to return `null` from program start-up until at least one valid NTP + * packet has been received and processed. If not `null` but writing or reading fail when attempted, + * program execution will continue as if it had been `null` until the next attempt. + */ +@ObjCName(name = "TNTSNTPClient", swiftName = "SNTPClient", exact = true) +class SNTPClient( + vararg val ntpServers: NTPServer, + @ObjCName(name = "synchronizationIntervalMs") + val synchronizationInterval: Duration = 64.seconds, + val backupFilePath: String? = null, +) { + private val delegate = SNTPClientImpl( + ntpServers, + backupFilePath?.toPath(), + synchronizationInterval, + ) + + /** + * The calculated epoch time if it has been calculated at least once or null otherwise. + */ + @ObjCName("epochTimeMs") + val epochTime by delegate::epochTime + + /** + * Starts periodic synchronization. If it's already started, it does nothing. Otherwise, it + * requests an immediate dispatch of a synchronization and subsequent ones + * [synchronizationInterval] after each other. + * + * @return The [Job] for the task that will run the requested synchronization activity update. + */ + fun enableSynchronization() = delegate.enableSynchronization() + + /** + * Stops periodic synchronization if already started, does nothing otherwise. Safe to call + * repeatedly. + * + * @return The [Job] for the task that will run the requested synchronization activity update. + */ + fun disableSynchronization() = delegate.disableSynchronization() +} diff --git a/library/src/commonMain/kotlin/com/tidal/networktime/internal/EpochTimestamp.kt b/library/src/commonMain/kotlin/com/tidal/networktime/internal/EpochTimestamp.kt new file mode 100644 index 00000000..297f1580 --- /dev/null +++ b/library/src/commonMain/kotlin/com/tidal/networktime/internal/EpochTimestamp.kt @@ -0,0 +1,26 @@ +package com.tidal.networktime.internal + +import kotlin.jvm.JvmInline +import kotlin.time.Duration +import kotlin.time.Duration.Companion.milliseconds + +@JvmInline +internal value class EpochTimestamp(val epochTime: Duration) { + val asNTPTimestamp: NTPTimestamp + get() { + val millis = epochTime.inWholeMilliseconds + val useBase1 = millis < NTPPacket.NTP_TIMESTAMP_BASE_WITH_EPOCH_MSB_0_MILLISECONDS + val baseTimeMillis = millis - + if (useBase1) { + NTPPacket.NTP_TIMESTAMP_BASE_WITH_EPOCH_MSB_1_MILLISECONDS + } else { + NTPPacket.NTP_TIMESTAMP_BASE_WITH_EPOCH_MSB_0_MILLISECONDS + } + var seconds = baseTimeMillis / 1_000 + if (useBase1) { + seconds = seconds or 0x80000000L + } + val fraction = baseTimeMillis % 1_000 * 0x100000000L / 1_000 + return NTPTimestamp((seconds shl 32 or fraction).milliseconds) + } +} diff --git a/library/src/commonMain/kotlin/com/tidal/networktime/internal/FileSystemSupplier.kt b/library/src/commonMain/kotlin/com/tidal/networktime/internal/FileSystemSupplier.kt new file mode 100644 index 00000000..e7da053a --- /dev/null +++ b/library/src/commonMain/kotlin/com/tidal/networktime/internal/FileSystemSupplier.kt @@ -0,0 +1,8 @@ +package com.tidal.networktime.internal + +import okio.FileSystem + +@Suppress("EXPECT_ACTUAL_CLASSIFIERS_ARE_IN_BETA_WARNING") +internal expect class FileSystemSupplier() { + val system: FileSystem +} diff --git a/library/src/commonMain/kotlin/com/tidal/networktime/internal/HostNameResolver.kt b/library/src/commonMain/kotlin/com/tidal/networktime/internal/HostNameResolver.kt new file mode 100644 index 00000000..f798f5b2 --- /dev/null +++ b/library/src/commonMain/kotlin/com/tidal/networktime/internal/HostNameResolver.kt @@ -0,0 +1,13 @@ +package com.tidal.networktime.internal + +import kotlin.time.Duration + +@Suppress("EXPECT_ACTUAL_CLASSIFIERS_ARE_IN_BETA_WARNING") +internal expect class HostNameResolver() { + suspend operator fun invoke( + hostName: String, + timeout: Duration, + includeINET: Boolean, + includeINET6: Boolean, + ): Iterable +} diff --git a/library/src/commonMain/kotlin/com/tidal/networktime/internal/KotlinXDateTimeSystemClock.kt b/library/src/commonMain/kotlin/com/tidal/networktime/internal/KotlinXDateTimeSystemClock.kt new file mode 100644 index 00000000..a7285a9a --- /dev/null +++ b/library/src/commonMain/kotlin/com/tidal/networktime/internal/KotlinXDateTimeSystemClock.kt @@ -0,0 +1,10 @@ +package com.tidal.networktime.internal + +import kotlinx.datetime.Clock +import kotlin.time.Duration +import kotlin.time.Duration.Companion.milliseconds + +internal class KotlinXDateTimeSystemClock { + val referenceEpochTime: Duration + get() = Clock.System.now().toEpochMilliseconds().milliseconds +} diff --git a/library/src/commonMain/kotlin/com/tidal/networktime/internal/MutableState.kt b/library/src/commonMain/kotlin/com/tidal/networktime/internal/MutableState.kt new file mode 100644 index 00000000..5dc27eda --- /dev/null +++ b/library/src/commonMain/kotlin/com/tidal/networktime/internal/MutableState.kt @@ -0,0 +1,10 @@ +package com.tidal.networktime.internal + +import kotlinx.coroutines.Job +import kotlin.concurrent.Volatile + +internal class MutableState( + var job: Job? = null, + @Volatile + var synchronizationResult: SynchronizationResult? = null, +) diff --git a/library/src/commonMain/kotlin/com/tidal/networktime/internal/NTPExchangeCoordinator.kt b/library/src/commonMain/kotlin/com/tidal/networktime/internal/NTPExchangeCoordinator.kt new file mode 100644 index 00000000..3ae17bc8 --- /dev/null +++ b/library/src/commonMain/kotlin/com/tidal/networktime/internal/NTPExchangeCoordinator.kt @@ -0,0 +1,42 @@ +package com.tidal.networktime.internal + +import kotlinx.coroutines.withTimeout +import kotlin.time.Duration + +internal class NTPExchangeCoordinator( + private val referenceClock: KotlinXDateTimeSystemClock, + private val ntpPacketSerializer: NTPPacketSerializer, + private val ntpPacketDeserializer: NTPPacketDeserializer, +) { + suspend operator fun invoke( + address: String, + connectTimeout: Duration, + queryReadTimeout: Duration, + ntpVersion: UByte, + ): NTPExchangeResult? { + val ntpUdpSocketOperations = NTPUDPSocketOperations() + return try { + withTimeout(connectTimeout) { + ntpUdpSocketOperations.prepare(address, NTP_PORT_NUMBER) + } + val ntpPacket = NTPPacket(versionNumber = ntpVersion.toInt(), mode = NTP_MODE_CLIENT) + val requestTime = referenceClock.referenceEpochTime + ntpPacket.transmitEpochTimestamp = EpochTimestamp(requestTime).asNTPTimestamp + val buffer = ntpPacketSerializer(ntpPacket) + withTimeout(queryReadTimeout) { + ntpUdpSocketOperations.exchange(buffer) + } + val returnTime = referenceClock.referenceEpochTime + ntpPacketDeserializer(buffer)?.let { NTPExchangeResult(returnTime, it) } + } catch (_: Throwable) { + null + } finally { + ntpUdpSocketOperations.tearDown() + } + } + + companion object { + private const val NTP_MODE_CLIENT = 3 + private const val NTP_PORT_NUMBER = 123 + } +} diff --git a/library/src/commonMain/kotlin/com/tidal/networktime/internal/NTPExchangeResult.kt b/library/src/commonMain/kotlin/com/tidal/networktime/internal/NTPExchangeResult.kt new file mode 100644 index 00000000..8a02d138 --- /dev/null +++ b/library/src/commonMain/kotlin/com/tidal/networktime/internal/NTPExchangeResult.kt @@ -0,0 +1,70 @@ +@file:Suppress("DuplicatedCode") // We need the duplicated variable list for performance reasons + +package com.tidal.networktime.internal + +import kotlin.time.Duration +import kotlin.time.Duration.Companion.milliseconds + +internal data class NTPExchangeResult( + val returnTime: Duration, + val ntpPacket: NTPPacket, +) { + val roundTripDelay: Duration + get() = ntpPacket.run { + val originEpochMillis = originateEpochTimestamp.asEpochTimestamp.epochTime.inWholeMilliseconds + val receiveNTPMillis = receiveEpochTimestamp.ntpTime.inWholeMilliseconds + val receiveEpochMillis = receiveEpochTimestamp.asEpochTimestamp.epochTime.inWholeMilliseconds + val transmitNTPMillis = transmitEpochTimestamp.ntpTime.inWholeMilliseconds + val transmitEpochMillis = transmitEpochTimestamp.asEpochTimestamp + .epochTime + .inWholeMilliseconds + val returnTimeMillis = returnTime.inWholeMilliseconds + if (receiveNTPMillis == 0L || transmitNTPMillis == 0L) { + return@run if (returnTimeMillis >= originEpochMillis) { + (returnTimeMillis - originEpochMillis).milliseconds + } else { + Duration.INFINITE + } + } + var delayMillis = returnTimeMillis - originEpochMillis + val deltaMillis = transmitEpochMillis - receiveEpochMillis + if (deltaMillis <= delayMillis) { + delayMillis -= deltaMillis + } else if (deltaMillis - delayMillis == 1L) { + if (delayMillis != 0L) { + delayMillis = 0 + } + } + delayMillis.milliseconds + } + + val clockOffset: Duration + get() = ntpPacket.run { + val originNTPMillis = originateEpochTimestamp.ntpTime.inWholeMilliseconds + val originEpochMillis = originateEpochTimestamp.asEpochTimestamp.epochTime.inWholeMilliseconds + val receiveNTPMillis = receiveEpochTimestamp.ntpTime.inWholeMilliseconds + val receiveEpochMillis = receiveEpochTimestamp.asEpochTimestamp.epochTime.inWholeMilliseconds + val transmitNTPMillis = transmitEpochTimestamp.ntpTime.inWholeMilliseconds + val transmitEpochMillis = transmitEpochTimestamp.asEpochTimestamp + .epochTime + .inWholeMilliseconds + val returnTimeMillis = returnTime.inWholeMilliseconds + if (originNTPMillis == 0L) { + if (transmitNTPMillis != 0L) { + return@run (transmitEpochMillis - returnTimeMillis).milliseconds + } + return@run Duration.INFINITE + } + if (receiveNTPMillis == 0L || transmitNTPMillis == 0L) { + if (receiveNTPMillis != 0L) { + return@run (receiveEpochMillis - originEpochMillis).milliseconds + } + if (transmitNTPMillis != 0L) { + return@run (transmitEpochMillis - returnTimeMillis).milliseconds + } + return@run Duration.INFINITE + } + ((receiveEpochMillis - originEpochMillis + transmitEpochMillis - returnTimeMillis) / 2) + .milliseconds + } +} diff --git a/library/src/commonMain/kotlin/com/tidal/networktime/internal/NTPPacket.kt b/library/src/commonMain/kotlin/com/tidal/networktime/internal/NTPPacket.kt new file mode 100644 index 00000000..65fc56dd --- /dev/null +++ b/library/src/commonMain/kotlin/com/tidal/networktime/internal/NTPPacket.kt @@ -0,0 +1,25 @@ +package com.tidal.networktime.internal + +import kotlin.time.Duration + +internal data class NTPPacket( + val leapIndicator: Int = 0, + val versionNumber: Int, + val mode: Int, + val stratum: Int = 0, + val poll: Duration = Duration.INFINITE, + val precision: Duration = Duration.INFINITE, + val rootDelay: Duration = Duration.INFINITE, + val rootDispersion: Duration = Duration.INFINITE, + val referenceIdentifier: String = "", + val referenceEpochTimestamp: NTPTimestamp = NTPTimestamp(Duration.ZERO), + val originateEpochTimestamp: NTPTimestamp = NTPTimestamp(Duration.ZERO), + val receiveEpochTimestamp: NTPTimestamp = NTPTimestamp(Duration.ZERO), + /** Keep this mutable to minimize delay (avoids an allocation) **/ + var transmitEpochTimestamp: NTPTimestamp = NTPTimestamp(Duration.ZERO), +) { + companion object { + const val NTP_TIMESTAMP_BASE_WITH_EPOCH_MSB_0_MILLISECONDS = 2085978496000 + const val NTP_TIMESTAMP_BASE_WITH_EPOCH_MSB_1_MILLISECONDS = -2208988800000 + } +} diff --git a/library/src/commonMain/kotlin/com/tidal/networktime/internal/NTPPacketDeserializer.kt b/library/src/commonMain/kotlin/com/tidal/networktime/internal/NTPPacketDeserializer.kt new file mode 100644 index 00000000..fca67b51 --- /dev/null +++ b/library/src/commonMain/kotlin/com/tidal/networktime/internal/NTPPacketDeserializer.kt @@ -0,0 +1,94 @@ +package com.tidal.networktime.internal + +import kotlin.math.pow +import kotlin.time.Duration +import kotlin.time.Duration.Companion.milliseconds +import kotlin.time.Duration.Companion.seconds + +internal class NTPPacketDeserializer { + operator fun invoke(bytes: ByteArray): NTPPacket? { + var index = 0 + val leapIndicator = (bytes[index].toInt() shr 6) and 0b11 + if (leapIndicator == LEAP_INDICATOR_CLOCK_UNSYNCHRONIZED) { + return null + } + val versionNumber = (bytes[index].toInt() shr 3) and 0b111 + val mode = bytes[index].toInt() and 0b111 + if (mode != MODE_SERVER) { + return null + } + ++index + val stratum = bytes[index++].asUnsignedInt + if (stratum >= STRATUM_CLOCK_NOT_SYNCHRONIZED) { + return null + } + val poll = bytes[index++].asSignedIntToThePowerOf2.seconds + val precision = bytes[index++].asSignedIntToThePowerOf2.milliseconds + val rootDelay = bytes.sliceArray(index until index + 4).asNTPIntervalToInterval + index += 4 + val rootDispersion = bytes.sliceArray(index until index + 4).asNTPIntervalToInterval + index += 4 + val referenceIdentifier = bytes.sliceArray(index until index + 4).decodeToString() + index += 4 + val reference = bytes.sliceArray(index until index + 8).asNTPTimestamp + index += 8 + val originate = bytes.sliceArray(index until index + 8).asNTPTimestamp + index += 8 + val receive = bytes.sliceArray(index until index + 8).asNTPTimestamp + index += 8 + val transmit = bytes.sliceArray(index until index + 8).asNTPTimestamp + return NTPPacket( + leapIndicator, + versionNumber, + mode, + stratum, + poll, + precision, + rootDelay, + rootDispersion, + referenceIdentifier, + reference, + originate, + receive, + transmit, + ) + } + + private val Byte.asSignedIntToThePowerOf2 + get() = 2.toDouble().pow(toInt()) + + private val Byte.asUnsignedInt: Int + get() = toUByte().toInt() + + private val ByteArray.asNTPIntervalToInterval: Duration + get() { + var index = 0 + val seconds = (this[index++].asUnsignedInt shl 8) + this[index++].asUnsignedInt + val fraction = ((this[index++].asUnsignedInt shl 8) + this[index].asUnsignedInt) + .toDouble() / (1 shl 16) * 1_000 + return seconds.seconds + fraction.milliseconds + } + + private val Byte.asUnsignedLong: Long + get() = toUByte().toLong() + + private val ByteArray.asNTPTimestamp: NTPTimestamp + get() { + var index = 0 + val ntpMillis = (this[index++].asUnsignedLong shl 56) or + (this[index++].asUnsignedLong shl 48) or + (this[index++].asUnsignedLong shl 40) or + (this[index++].asUnsignedLong shl 32) or + (this[index++].asUnsignedLong shl 24) or + (this[index++].asUnsignedLong shl 16) or + (this[index++].asUnsignedLong shl 8) or + this[index].asUnsignedLong + return NTPTimestamp(ntpMillis.milliseconds) + } + + companion object { + private const val LEAP_INDICATOR_CLOCK_UNSYNCHRONIZED = 0b11 + private const val MODE_SERVER = 4 + private const val STRATUM_CLOCK_NOT_SYNCHRONIZED = 16 + } +} diff --git a/library/src/commonMain/kotlin/com/tidal/networktime/internal/NTPPacketSerializer.kt b/library/src/commonMain/kotlin/com/tidal/networktime/internal/NTPPacketSerializer.kt new file mode 100644 index 00000000..ecd7051a --- /dev/null +++ b/library/src/commonMain/kotlin/com/tidal/networktime/internal/NTPPacketSerializer.kt @@ -0,0 +1,30 @@ +package com.tidal.networktime.internal + +import kotlin.time.Duration + +internal class NTPPacketSerializer { + operator fun invoke(ntpPacket: NTPPacket) = ntpPacket.run { + ByteArray(48).apply { + set(0, ((0 shl 6) or (versionNumber shl 3) or mode).toByte()) + transmitEpochTimestamp.ntpTime + .ntpTimestampAsByteArray + .forEachIndexed { i, it -> + set(40 + i, it) + } + } + } + + private val Duration.ntpTimestampAsByteArray: ByteArray + get() = inWholeMilliseconds.run { + byteArrayOf( + (this shr 56 and 0xff).toByte(), + (this shr 48 and 0xff).toByte(), + (this shr 40 and 0xff).toByte(), + (this shr 32 and 0xff).toByte(), + (this shr 24 and 0xff).toByte(), + (this shr 16 and 0xff).toByte(), + (this shr 8 and 0xff).toByte(), + (this and 0xff).toByte(), + ) + } +} diff --git a/library/src/commonMain/kotlin/com/tidal/networktime/internal/NTPTimestamp.kt b/library/src/commonMain/kotlin/com/tidal/networktime/internal/NTPTimestamp.kt new file mode 100644 index 00000000..5bfa25dc --- /dev/null +++ b/library/src/commonMain/kotlin/com/tidal/networktime/internal/NTPTimestamp.kt @@ -0,0 +1,27 @@ +package com.tidal.networktime.internal + +import kotlin.jvm.JvmInline +import kotlin.time.Duration +import kotlin.time.Duration.Companion.milliseconds + +/** + * NTP timestamps have more precision than epochs represented with Kotlin's Long, so use them as the + * non-computed property. + */ +@JvmInline +internal value class NTPTimestamp(val ntpTime: Duration) { + val asEpochTimestamp: EpochTimestamp + get() { + val ntpTimeValue = ntpTime.inWholeMilliseconds + val seconds = ntpTimeValue ushr 32 and 0xffffffff + val fraction = (1000.0 * (ntpTimeValue and 0xffffffff) / 0x100000000).toLong() + val mostSignificantBit = seconds and 0x80000000L + return ( + if (mostSignificantBit == 0L) { + NTPPacket.NTP_TIMESTAMP_BASE_WITH_EPOCH_MSB_0_MILLISECONDS + } else { + NTPPacket.NTP_TIMESTAMP_BASE_WITH_EPOCH_MSB_1_MILLISECONDS + } + seconds * 1000 + fraction + ).milliseconds.let { EpochTimestamp(it) } + } +} diff --git a/library/src/commonMain/kotlin/com/tidal/networktime/internal/NTPUDPSocketOperations.kt b/library/src/commonMain/kotlin/com/tidal/networktime/internal/NTPUDPSocketOperations.kt new file mode 100644 index 00000000..dca57282 --- /dev/null +++ b/library/src/commonMain/kotlin/com/tidal/networktime/internal/NTPUDPSocketOperations.kt @@ -0,0 +1,10 @@ +package com.tidal.networktime.internal + +@Suppress("EXPECT_ACTUAL_CLASSIFIERS_ARE_IN_BETA_WARNING") +internal expect class NTPUDPSocketOperations() { + suspend fun prepare(address: String, portNumber: Int) + + suspend fun exchange(buffer: ByteArray) + + fun tearDown() +} diff --git a/library/src/commonMain/kotlin/com/tidal/networktime/internal/OperationCoordinator.kt b/library/src/commonMain/kotlin/com/tidal/networktime/internal/OperationCoordinator.kt new file mode 100644 index 00000000..07fa2934 --- /dev/null +++ b/library/src/commonMain/kotlin/com/tidal/networktime/internal/OperationCoordinator.kt @@ -0,0 +1,38 @@ +package com.tidal.networktime.internal + +import com.tidal.networktime.NTPServer +import kotlinx.coroutines.CoroutineDispatcher +import kotlinx.coroutines.CoroutineScope +import kotlinx.coroutines.ExperimentalCoroutinesApi +import kotlinx.coroutines.launch +import kotlin.time.Duration + +internal class OperationCoordinator +@OptIn(ExperimentalCoroutinesApi::class) +constructor( + private val mutableState: MutableState, + private val synchronizationResultProcessor: SynchronizationResultProcessor, + private val coroutineScope: CoroutineScope, + globalDispatcher: CoroutineDispatcher, + private val syncInterval: Duration, + private val ntpServers: Iterable, + private val referenceClock: KotlinXDateTimeSystemClock, + private val toggleDispatcher: CoroutineDispatcher = globalDispatcher.limitedParallelism(1), + private val syncDispatcher: CoroutineDispatcher = globalDispatcher, +) { + fun dispatchStartSync() = dispatch( + SyncEnable( + mutableState, + synchronizationResultProcessor, + coroutineScope, + syncDispatcher, + syncInterval, + ntpServers, + referenceClock, + ), + ) + + fun dispatchStopSync() = dispatch(SyncDisable(mutableState)) + + private fun dispatch(block: () -> Unit) = coroutineScope.launch(toggleDispatcher) { block() } +} diff --git a/library/src/commonMain/kotlin/com/tidal/networktime/internal/SNTPClientImpl.kt b/library/src/commonMain/kotlin/com/tidal/networktime/internal/SNTPClientImpl.kt new file mode 100644 index 00000000..2a5086ea --- /dev/null +++ b/library/src/commonMain/kotlin/com/tidal/networktime/internal/SNTPClientImpl.kt @@ -0,0 +1,45 @@ +package com.tidal.networktime.internal + +import com.tidal.networktime.NTPServer +import kotlinx.coroutines.DelicateCoroutinesApi +import kotlinx.coroutines.Dispatchers +import kotlinx.coroutines.GlobalScope +import kotlinx.coroutines.IO +import okio.Path +import kotlin.time.Duration + +internal class SNTPClientImpl +@OptIn(DelicateCoroutinesApi::class) +constructor( + ntpServers: Array, + backupFilePath: Path?, + syncInterval: Duration, + private val referenceClock: KotlinXDateTimeSystemClock = KotlinXDateTimeSystemClock(), + private val mutableState: MutableState = MutableState(), + private val synchronizationResultProcessor: SynchronizationResultProcessor = + SynchronizationResultProcessor( + mutableState, + backupFilePath, + ), + private val operationCoordinator: OperationCoordinator = + OperationCoordinator( + mutableState, + synchronizationResultProcessor, + GlobalScope, + Dispatchers.IO, + syncInterval, + ntpServers.asIterable(), + referenceClock, + ), +) { + val epochTime: Duration? + get() { + val (synchronizedTime, synchronizedAt) = + synchronizationResultProcessor.synchronizationResult ?: return null + return synchronizedTime - synchronizedAt + referenceClock.referenceEpochTime + } + + fun enableSynchronization() = operationCoordinator.dispatchStartSync() + + fun disableSynchronization() = operationCoordinator.dispatchStopSync() +} diff --git a/library/src/commonMain/kotlin/com/tidal/networktime/internal/SyncDisable.kt b/library/src/commonMain/kotlin/com/tidal/networktime/internal/SyncDisable.kt new file mode 100644 index 00000000..131bff8e --- /dev/null +++ b/library/src/commonMain/kotlin/com/tidal/networktime/internal/SyncDisable.kt @@ -0,0 +1,11 @@ +package com.tidal.networktime.internal + +internal class SyncDisable(private val mutableState: MutableState) : () -> Unit { + override operator fun invoke() = with(mutableState) { + val job = job ?: return + if (!job.isCancelled) { + job.cancel() + } + this.job = null + } +} diff --git a/library/src/commonMain/kotlin/com/tidal/networktime/internal/SyncEnable.kt b/library/src/commonMain/kotlin/com/tidal/networktime/internal/SyncEnable.kt new file mode 100644 index 00000000..fd6c389d --- /dev/null +++ b/library/src/commonMain/kotlin/com/tidal/networktime/internal/SyncEnable.kt @@ -0,0 +1,27 @@ +package com.tidal.networktime.internal + +import com.tidal.networktime.NTPServer +import kotlinx.coroutines.CoroutineDispatcher +import kotlinx.coroutines.CoroutineScope +import kotlinx.coroutines.launch +import kotlin.time.Duration + +internal class SyncEnable( + private val mutableState: MutableState, + private val synchronizationResultProcessor: SynchronizationResultProcessor, + private val coroutineScope: CoroutineScope, + private val syncDispatcher: CoroutineDispatcher, + private val syncInterval: Duration, + private val ntpServers: Iterable, + private val referenceClock: KotlinXDateTimeSystemClock, +) : () -> Unit { + override operator fun invoke() = with(mutableState) { + val job = job + if (job != null && !job.isCancelled) { + return + } + this.job = coroutineScope.launch(syncDispatcher) { + SyncPeriodic(ntpServers, syncInterval, referenceClock, synchronizationResultProcessor)() + } + } +} diff --git a/library/src/commonMain/kotlin/com/tidal/networktime/internal/SyncPeriodic.kt b/library/src/commonMain/kotlin/com/tidal/networktime/internal/SyncPeriodic.kt new file mode 100644 index 00000000..84326273 --- /dev/null +++ b/library/src/commonMain/kotlin/com/tidal/networktime/internal/SyncPeriodic.kt @@ -0,0 +1,29 @@ +package com.tidal.networktime.internal + +import com.tidal.networktime.NTPServer +import kotlinx.coroutines.delay +import kotlin.time.Duration + +internal class SyncPeriodic( + private val ntpServers: Iterable, + private val syncInterval: Duration, + private val referenceClock: KotlinXDateTimeSystemClock, + private val synchronizationResultProcessor: SynchronizationResultProcessor, + private val ntpExchangeCoordinator: NTPExchangeCoordinator = NTPExchangeCoordinator( + referenceClock, + NTPPacketSerializer(), + NTPPacketDeserializer(), + ), +) { + suspend operator fun invoke() { + while (true) { + SyncSingular( + ntpServers, + ntpExchangeCoordinator, + referenceClock, + synchronizationResultProcessor, + )() + delay(syncInterval) + } + } +} diff --git a/library/src/commonMain/kotlin/com/tidal/networktime/internal/SyncSingular.kt b/library/src/commonMain/kotlin/com/tidal/networktime/internal/SyncSingular.kt new file mode 100644 index 00000000..7dbe2e9b --- /dev/null +++ b/library/src/commonMain/kotlin/com/tidal/networktime/internal/SyncSingular.kt @@ -0,0 +1,80 @@ +package com.tidal.networktime.internal + +import com.tidal.networktime.NTPServer +import com.tidal.networktime.NTPVersion +import com.tidal.networktime.ProtocolFamily +import kotlinx.coroutines.async +import kotlinx.coroutines.currentCoroutineContext +import kotlinx.coroutines.delay +import kotlinx.coroutines.withContext + +internal class SyncSingular( + private val ntpServers: Iterable, + private val ntpExchangeCoordinator: NTPExchangeCoordinator, + private val referenceClock: KotlinXDateTimeSystemClock, + private val synchronizationResultProcessor: SynchronizationResultProcessor, + private val hostNameResolver: HostNameResolver = HostNameResolver(), +) { + suspend operator fun invoke() { + val selectedResult = ntpServers.map { + withContext(currentCoroutineContext()) { + async { pickNTPPacketWithShortestRoundTrip(it) } + } + }.flatMap { + it.await() + }.filterNotNull() + .sortedBy { it.clockOffset } + .run { + if (isEmpty()) { + return + } else { + this[size / 2] + } + } + synchronizationResultProcessor.synchronizationResult = SynchronizationResult( + selectedResult.run { returnTime + clockOffset }, + referenceClock.referenceEpochTime, + ) + } + + private suspend fun pickNTPPacketWithShortestRoundTrip(ntpServer: NTPServer) = with(ntpServer) { + try { + hostNameResolver( + hostName, + dnsResolutionTimeout, + ProtocolFamily.INET in protocolFamilies, + ProtocolFamily.INET6 in protocolFamilies, + ).map { resolvedName -> + (1..queriesPerResolvedAddress).mapNotNull { + val ret = ntpExchangeCoordinator( + resolvedName, + queryConnectTimeout, + queryReadTimeout, + when (ntpVersion) { + NTPVersion.ZERO -> 0U + NTPVersion.ONE -> 1U + NTPVersion.TWO -> 2U + NTPVersion.THREE -> 3U + NTPVersion.FOUR -> 4U + }, + ) + if (it != queriesPerResolvedAddress) { + delay(waitBetweenResolvedAddressQueries) + } + if ( + ret?.ntpPacket?.run { rootDelay <= maxRootDelay && rootDispersion <= maxRootDispersion } + == true + ) { + ret + } else { + null + } + } + .takeIf { it.isNotEmpty() } + ?.minBy { it.roundTripDelay } + } + } catch (_: Throwable) { + emptySet() + } + } +} diff --git a/library/src/commonMain/kotlin/com/tidal/networktime/internal/SynchronizationResult.kt b/library/src/commonMain/kotlin/com/tidal/networktime/internal/SynchronizationResult.kt new file mode 100644 index 00000000..6e564f74 --- /dev/null +++ b/library/src/commonMain/kotlin/com/tidal/networktime/internal/SynchronizationResult.kt @@ -0,0 +1,10 @@ +package com.tidal.networktime.internal + +import kotlinx.serialization.Serializable +import kotlin.time.Duration + +@Serializable +internal data class SynchronizationResult( + val synchronizedEpochTime: Duration, + val synchronizedAtReferenceEpochTime: Duration, +) diff --git a/library/src/commonMain/kotlin/com/tidal/networktime/internal/SynchronizationResultProcessor.kt b/library/src/commonMain/kotlin/com/tidal/networktime/internal/SynchronizationResultProcessor.kt new file mode 100644 index 00000000..fbb90fc2 --- /dev/null +++ b/library/src/commonMain/kotlin/com/tidal/networktime/internal/SynchronizationResultProcessor.kt @@ -0,0 +1,42 @@ +package com.tidal.networktime.internal + +import kotlinx.serialization.ExperimentalSerializationApi +import kotlinx.serialization.json.Json +import kotlinx.serialization.json.okio.decodeFromBufferedSource +import kotlinx.serialization.json.okio.encodeToBufferedSink +import okio.FileSystem +import okio.Path + +@OptIn(ExperimentalSerializationApi::class) +internal class SynchronizationResultProcessor( + private val mutableState: MutableState, + private val backupFilePath: Path?, + private val fileSystem: FileSystem = FileSystemSupplier().system, +) { + var synchronizationResult: SynchronizationResult? + get() { + val value = mutableState.synchronizationResult + if (value == null && backupFilePath != null) { + try { + fileSystem.read(backupFilePath) { + val readValue = Json.decodeFromBufferedSource(this) + mutableState.synchronizationResult = readValue + return readValue + } + } catch (_: Throwable) { + } + } + return value + } + set(value) { + mutableState.synchronizationResult = value + if (backupFilePath != null && value != null) { + try { + fileSystem.write(backupFilePath) { + Json.encodeToBufferedSink(value, this) + } + } catch (_: Throwable) { + } + } + } +} diff --git a/library/src/jvmMain/kotlin/com/tidal/networktime/internal/FileSystemSupplier.kt b/library/src/jvmMain/kotlin/com/tidal/networktime/internal/FileSystemSupplier.kt new file mode 100644 index 00000000..064c7e1a --- /dev/null +++ b/library/src/jvmMain/kotlin/com/tidal/networktime/internal/FileSystemSupplier.kt @@ -0,0 +1,8 @@ +package com.tidal.networktime.internal + +import okio.FileSystem + +@Suppress("EXPECT_ACTUAL_CLASSIFIERS_ARE_IN_BETA_WARNING") +internal actual class FileSystemSupplier { + actual val system = FileSystem.SYSTEM +} diff --git a/library/src/jvmMain/kotlin/com/tidal/networktime/internal/HostNameResolver.kt b/library/src/jvmMain/kotlin/com/tidal/networktime/internal/HostNameResolver.kt new file mode 100644 index 00000000..4c52465b --- /dev/null +++ b/library/src/jvmMain/kotlin/com/tidal/networktime/internal/HostNameResolver.kt @@ -0,0 +1,32 @@ +package com.tidal.networktime.internal + +import com.tidal.networktime.ProtocolFamily +import kotlinx.coroutines.withTimeoutOrNull +import java.net.Inet4Address +import java.net.Inet6Address +import java.net.InetAddress +import kotlin.time.Duration + +@Suppress("EXPECT_ACTUAL_CLASSIFIERS_ARE_IN_BETA_WARNING") +internal actual class HostNameResolver { + actual suspend operator fun invoke( + hostName: String, + timeout: Duration, + includeINET: Boolean, + includeINET6: Boolean, + ): Iterable = withTimeoutOrNull(timeout) { + InetAddress.getAllByName(hostName) + }?.mapNotNull { + val protocolFamily = when (it) { + is Inet4Address -> ProtocolFamily.INET + is Inet6Address -> ProtocolFamily.INET6 + else -> null + } + when { + protocolFamily == ProtocolFamily.INET && includeINET || + protocolFamily == ProtocolFamily.INET6 && includeINET6 -> it.hostAddress + + else -> null + } + } ?: emptySet() +} diff --git a/library/src/jvmMain/kotlin/com/tidal/networktime/internal/NTPUDPSocketOperations.kt b/library/src/jvmMain/kotlin/com/tidal/networktime/internal/NTPUDPSocketOperations.kt new file mode 100644 index 00000000..3ba6aeab --- /dev/null +++ b/library/src/jvmMain/kotlin/com/tidal/networktime/internal/NTPUDPSocketOperations.kt @@ -0,0 +1,25 @@ +package com.tidal.networktime.internal + +import java.net.DatagramPacket +import java.net.DatagramSocket +import java.net.InetAddress + +@Suppress("EXPECT_ACTUAL_CLASSIFIERS_ARE_IN_BETA_WARNING", "BlockingMethodInNonBlockingContext") +internal actual class NTPUDPSocketOperations { + private var datagramSocket: DatagramSocket? = null + + actual suspend fun prepare(address: String, portNumber: Int) { + datagramSocket = DatagramSocket() + datagramSocket!!.connect(InetAddress.getByName(address), portNumber) + } + + actual suspend fun exchange(buffer: ByteArray) { + val exchangePacket = DatagramPacket(buffer, buffer.size) + datagramSocket!!.send(exchangePacket) + datagramSocket!!.receive(exchangePacket) + } + + actual fun tearDown() { + datagramSocket?.close() + } +} diff --git a/library/src/nativeInterop/cinterop/NetworkFrameworkWorkaround.def b/library/src/nativeInterop/cinterop/NetworkFrameworkWorkaround.def new file mode 100644 index 00000000..6299952b --- /dev/null +++ b/library/src/nativeInterop/cinterop/NetworkFrameworkWorkaround.def @@ -0,0 +1,31 @@ +package = com.tidal.networktime.internal.network_framework_workaround +language = Objective-C + +--- + +#import +#import + +// https://stackoverflow.com/a/63050804 +NW_RETURNS_RETAINED nw_parameters_t nw_parameters_create_secure_udp_disable_protocol() { + return nw_parameters_create_secure_udp( + NW_PARAMETERS_DISABLE_PROTOCOL, + NW_PARAMETERS_DEFAULT_CONFIGURATION + ); +} + +// https://youtrack.jetbrains.com/issue/KT-62102/ +void nw_connection_send_default_context( + nw_connection_t connection, + _Nullable dispatch_data_t content, + bool is_complete, + nw_connection_send_completion_t completion +) { + nw_connection_send( + connection, + content, + NW_CONNECTION_DEFAULT_MESSAGE_CONTEXT, + is_complete, + completion + ); +} diff --git a/samples/multiplatform-kotlin/android/build.gradle.kts b/samples/multiplatform-kotlin/android/build.gradle.kts new file mode 100644 index 00000000..ce7ebe3c --- /dev/null +++ b/samples/multiplatform-kotlin/android/build.gradle.kts @@ -0,0 +1,33 @@ +plugins { + kotlin("multiplatform") + id("org.jetbrains.compose") + id("com.android.application") +} + +kotlin { + androidTarget { + compilations.all { + kotlinOptions { + jvmTarget = "1.8" + freeCompilerArgs += "-opt-in=androidx.compose.material3.ExperimentalMaterial3Api" + } + } + } + sourceSets { + androidMain.get().dependencies { + implementation(project(":samples-multiplatform-kotlin-shared")) + implementation("androidx.activity:activity-compose:1.8.0") + implementation(project.dependencies.platform("androidx.compose:compose-bom:2023.03.00")) + implementation("androidx.compose.material3:material3") + } + } +} + +android { + compileSdk = 34 + defaultConfig { + minSdk = 21 + targetSdk = 34 + } + namespace = "com.tidal.networktime.sample.android" +} diff --git a/samples/multiplatform-kotlin/android/src/androidMain/AndroidManifest.xml b/samples/multiplatform-kotlin/android/src/androidMain/AndroidManifest.xml new file mode 100644 index 00000000..0e4baf0b --- /dev/null +++ b/samples/multiplatform-kotlin/android/src/androidMain/AndroidManifest.xml @@ -0,0 +1,17 @@ + + + + + + + + + + + diff --git a/samples/multiplatform-kotlin/android/src/androidMain/kotlin/root/MainActivity.kt b/samples/multiplatform-kotlin/android/src/androidMain/kotlin/root/MainActivity.kt new file mode 100644 index 00000000..72cc4ecc --- /dev/null +++ b/samples/multiplatform-kotlin/android/src/androidMain/kotlin/root/MainActivity.kt @@ -0,0 +1,35 @@ +package root + +import android.os.Bundle +import androidx.activity.ComponentActivity +import androidx.activity.compose.setContent +import androidx.compose.foundation.layout.Column +import androidx.compose.foundation.layout.PaddingValues +import androidx.compose.foundation.layout.calculateEndPadding +import androidx.compose.foundation.layout.calculateStartPadding +import androidx.compose.foundation.layout.padding +import androidx.compose.material3.Scaffold +import androidx.compose.ui.Modifier +import androidx.compose.ui.platform.LocalLayoutDirection + +internal class MainActivity : ComponentActivity() { + override fun onCreate(savedInstanceState: Bundle?) { + super.onCreate(savedInstanceState) + setContent { + Scaffold { paddingValues -> + Column( + modifier = Modifier.padding( + PaddingValues( + start = paddingValues.calculateStartPadding(LocalLayoutDirection.current), + top = paddingValues.calculateTopPadding(), + end = paddingValues.calculateEndPadding(LocalLayoutDirection.current), + bottom = paddingValues.calculateBottomPadding(), + ), + ), + ) { + MainScreen((application as MainApplication).viewModel) + } + } + } + } +} diff --git a/samples/multiplatform-kotlin/android/src/androidMain/kotlin/root/MainApplication.kt b/samples/multiplatform-kotlin/android/src/androidMain/kotlin/root/MainApplication.kt new file mode 100644 index 00000000..7a320cfb --- /dev/null +++ b/samples/multiplatform-kotlin/android/src/androidMain/kotlin/root/MainApplication.kt @@ -0,0 +1,8 @@ +package root + +import android.app.Application + +internal class MainApplication : Application() { + + val viewModel by lazy { MainViewModel() } +} diff --git a/samples/multiplatform-kotlin/android/src/androidMain/res/values/themes.xml b/samples/multiplatform-kotlin/android/src/androidMain/res/values/themes.xml new file mode 100644 index 00000000..c2f7eea4 --- /dev/null +++ b/samples/multiplatform-kotlin/android/src/androidMain/res/values/themes.xml @@ -0,0 +1,5 @@ + + + +