initial public import

.bazelproject

@@ -0,0 +1,3 @@
+import examples/android/.bazelproject
+
+android_sdk_platform: android-33

.bazelrc

@@ -0,0 +1,150 @@
+common --experimental_allow_tags_propagation
+
+mobile-install --config=android
+
+build --enable_platform_specific_config
+# https://github.com/bazelbuild/bazel/issues/18958
+build --noenable_bzlmod
+build:macos --apple_crosstool_top=@local_config_apple_cc//:toolchain
+build:macos --crosstool_top=@local_config_apple_cc//:toolchain
+build:macos --host_crosstool_top=@local_config_apple_cc//:toolchain
+
+# We need access to ld in order to build libunwind on Linux
+build:libunwind --action_env=PATH=/usr/bin
+
+build --action_env=CC --host_action_env=CC
+build --action_env=CXX --host_action_env=CXX
+build --action_env=LLVM_CONFIG --host_action_env=LLVM_CONFIG
+build --action_env=PATH --host_action_env=PATH
+
+build --features=debug_prefix_map_pwd_is_dot
+build --features=oso_prefix_is_pwd
+build --features=relative_ast_path
+build --features=remap_xcode_path
+build --features=swift.cacheable_swiftmodules
+build --features=swift.coverage_prefix_map
+build --features=swift.opt_uses_osize
+build --features=swift.opt_uses_wmo
+build --features=swift.remap_xcode_path
+build --features=swift.use_global_module_cache
+
+# Gate the references to androidndk behind a flag to support building on arm linux.
+build:android --android_crosstool_top=@androidndk//:toolchain
+build:android --extra_toolchains=@androidndk//...
+build --platform_mappings=bazel/platform_mappings
+
+build --@rules_rust//:rustfmt.toml=//:rustfmt.toml
+build --@rules_rust//:clippy.toml=//:.clippy.toml
+
+build --macos_minimum_os=12.5
+build --host_macos_minimum_os=12.5
+
+build --ios_minimum_os=12.0
+build --ios_simulator_device="iPhone 13"
+build --ios_simulator_version=17.5
+build --xcode_version=15.4
+
+build:clippy --aspects=@rules_rust//rust:defs.bzl%rust_clippy_aspect
+build:clippy --output_groups=+clippy_checks
+
+build:compdb --build_tag_filters=-nocompdb,-clippy_checks,-macos_only
+build:compdb --config=noclippy
+
+build:noclippy --output_groups=-clippy_checks
+
+test --test_env=RUST_BACKTRACE=full
+
+# Shared configuration for all CI tasks.
+build:ci --config=clippy
+build:ci --swiftcopt=-warnings-as-errors
+
+# Common debug configuration for iOS/Android. Used when building examples apps.
+build:dbg-common --compilation_mode=opt
+build:dbg-common --config=abort-panic
+
+build:dbg-ios --config=dbg-common
+
+# Ensure that the output of the `ios_static_framework` rule is a zip as opposed to an unzipped
+# framework. Without this, the output of `ios_static_framework` is a zip when invoked with the use of
+# command line tool and an unzipped framework when invoked with the use of Xcode UI.
+# Ideally we should allow for an unzipped output of `ios_static_framework` so that we can avoid having
+# to zip/unzip framework when building it but for simplicity purposes, we force the output to be always
+# zipped.
+build:rules_xcodeproj --config=dbg-ios
+build:rules_xcodeproj --define=apple.experimental.tree_artifact_outputs=0
+
+# Common release configuration for iOS/Android
+# TODO(mattklein123): Should we be compiling the rust code size optimized?
+build:release-common --compilation_mode=opt
+# TODO(mattklein123): This doesn't work for whatever reason when building tests, but we should be
+# running tests with release settings.
+build:release-common --config=abort-panic
+
+# Size optimizations, codegen-units=1 go along side LTO, which accounts for
+# about 10% reduction; -z has a non-zero smaller impact (a few pp).
+build:release-common --@rules_rust//:extra_rustc_flag='-Ccodegen-units=1'
+build:release-common --@rules_rust//:extra_rustc_flag='-Clto=fat'
+build:release-common --@rules_rust//:extra_rustc_flag='-Copt-level=s'
+
+build:release-android --define android_strip_symbols=true
+build:release-android --fat_apk_cpu=x86,x86_64,armeabi-v7a,arm64-v8a
+build:release-android --config=release-common
+build:release-android --copt=-flto=thin --linkopt=-flto=thin
+build:release-android --config=android
+# TODO(snowp): Enable relr once we no longer need to support Android 8. The system linker is not
+# able to understand RELR relocations, see https://bugs.chromium.org/p/chromium/issues/detail?id=900049.
+# Enabling relr provides a small binary size decrease.
+# build:release-android --linkopt=-Wl,--pack-dyn-relocs=relr
+# build:release-android --linkopt=-Wl,--use-android-relr-tags
+
+# Custom iOS release configuration
+build:release-ios --config=release-common
+
+# Allows disabling the cache for cases where the cache might be slow, e.g. slow networks.
+build:nocache --remote_accept_cached=false
+build:nocache --noremote_upload_local_results
+build:nocache --bes_results_url=
+build:nocache --bes_backend=
+build:nocache --remote_cache=
+
+# Convenience config for disabling targets that build on macos only (e.g. iOS targets).
+build:nomacos --test_tag_filters=-macos_only --build_tag_filters=-macos_only
+
+# We run this with release-common to be as indicative of production as possible, and add in as much debug information we
+# can to allow using perf to generate flamegraphs.
+build:benchmark --config=release-common
+build:benchmark-profile --config=benchmark --@rules_rust//:extra_rustc_flag='-Cdebuginfo=2' --force_pic
+
+# Specifies that panics should automatically be treated as a panic.
+build:abort-panic --@rules_rust//:extra_rustc_flag=-C
+build:abort-panic --@rules_rust//:extra_rustc_flag=panic=abort
+
+# This attempts to match what cargo-fuzz does, but it's likely a moving target with many options.
+# Occasionally check back to see if anything has changed over there.
+# https://github.com/rust-fuzz/cargo-fuzz/blob/fa18f0d77aef036302d9f948e80aa12c6b95d57b/src/project.rs#L163
+build:fuzz --config=release-common
+build:fuzz --@rules_rust//:extra_rustc_flag=-Cpasses=sancov-module
+build:fuzz --@rules_rust//:extra_rustc_flag=-Cllvm-args=-sanitizer-coverage-level=4
+build:fuzz --@rules_rust//:extra_rustc_flag=-Cllvm-args=-sanitizer-coverage-inline-8bit-counters
+build:fuzz --@rules_rust//:extra_rustc_flag=-Cllvm-args=-sanitizer-coverage-pc-table
+build:fuzz --@rules_rust//:extra_rustc_flag=-Cllvm-args=-sanitizer-coverage-trace-compares
+build:fuzz --@rules_rust//:extra_rustc_flag=-Cllvm-args=-sanitizer-coverage-stack-depth
+build:fuzz --@rules_rust//:extra_rustc_flag=-Zsanitizer=address
+build:fuzz --@rules_rust//:extra_rustc_flag=--cfg=fuzzing
+build:fuzz --@rules_rust//rust/toolchain/channel=nightly
+
+build:fake-nightly --action_env=RUSTC_BOOTSTRAP=1
+
+# Enables TSAN for all targets. This does not currently work when targeting platforms where TSAN is not enabled in the Rust toolchain (e.g. ios-sim).
+build:tsan --config=fake-nightly
+build:tsan --features=tsan
+build:tsan --@rules_rust//:extra_rustc_flag=-Zsanitizer=thread
+
+# Enables using TSAN with iOS tests. This does not enable tsan in Rust and may therefore result in false positivies.
+build:ios-tsan --features=tsan
+
+build:asan --config=fake-nightly
+build:asan --features=address
+build:tsan --@rules_rust//:extra_rustc_flag=-Zsanitizer=address
+
+try-import %workspace%/tmp/ci-bazelrc

.bazelversion

@@ -0,0 +1 @@
+7.0.0-pre.20231018.3

.cargo/config.toml

@@ -0,0 +1,66 @@
+########################################
+# Optimization / Compile Configuration #
+########################################
+
+[target.'cfg(target_vendor="apple")']
+rustflags = ["-Csplit-debuginfo=unpacked"]
+
+[target.x86_64-unknown-linux-gnu]
+rustflags = ["-C", "link-arg=-fuse-ld=lld"]
+
+#####################################
+# Warnings and Linter Configuration #
+#####################################
+# This is a hack to work around the fact that neither rustc, cargo, nor clippy
+# allows globally configuring lints. To avoid having to copy a massive block of
+# allow/warn/deny statements to the top of every file, we configure them as
+# all-profile compiler flags here.
+[target.'cfg(all())']
+rustflags = [
+  "-Dwarnings",
+  "-Dfuture-incompatible",
+  "-Dnonstandard-style",
+  "-Drust-2018-compatibility",
+  "-Drust-2018-idioms",
+  "-Drust-2021-compatibility",
+  "-Dunused",
+  "-Dclippy::all",
+  "-Dclippy::correctness",
+  "-Dclippy::suspicious",
+  "-Dclippy::style",
+  "-Dclippy::complexity",
+  "-Dclippy::perf",
+  "-Dclippy::pedantic",
+  "-Dclippy::nursery",
+
+  # The following produces very annoying error lines over entire async functions when there
+  # are compile errors. Trying enabling this again later.
+  "-Arust_2021_incompatible_closure_captures",
+
+  "-Aclippy::future-not-send",
+  "-Aclippy::missing-errors-doc",
+  "-Aclippy::missing-panics-doc",
+  "-Aclippy::similar-names",
+  "-Aclippy::too-many-arguments",
+  "-Aclippy::too-many-lines",
+  "-Aclippy::unnecessary-wraps",
+  "-Aclippy::unused-async",
+
+  # Appears spurious on 1.62. Try to remove later.
+  "-Aclippy::redundant-pub-crate",
+  "-Aclippy::significant_drop_tightening",
+  "-Aclippy::significant_drop_in_scrutinee",
+
+  # ProtoHashWrapper causes this to trigger due to the mutable cached size within the message.
+  # The cache sized field is correctly handled but there doesn't seem to be a way to turn this
+  # off for a type.
+  "-Aclippy::mutable-key-type",
+]
+
+# Fetch internal repos via git
+[net]
+git-fetch-with-cli = true
+
+# Make sure we don't compile protoc
+[env]
+PROTOC_NO_VENDOR = "true"

.clang-format

@@ -0,0 +1,38 @@
+---
+Language: Cpp
+AccessModifierOffset: -2
+ColumnLimit: 100
+DerivePointerAlignment: false
+PointerAlignment: Left
+SortIncludes: false
+...
+
+---
+Language: Java
+AccessModifierOffset: -2
+ColumnLimit: 100
+DerivePointerAlignment: false
+IndentWidth: 2
+PointerAlignment: Left
+SortIncludes: false
+...
+
+---
+Language: ObjC
+AccessModifierOffset: -2
+ColumnLimit: 100
+DerivePointerAlignment: false
+IndentWidth: 2
+ObjCBlockIndentWidth: 2
+ObjCSpaceAfterProperty: true
+ObjCSpaceBeforeProtocolList: true
+PointerAlignment: Right
+SortIncludes: false
+...
+
+---
+Language: Proto
+ColumnLimit: 100
+SpacesInContainerLiterals: false
+AllowShortFunctionsOnASingleLine: false
+...

.clippy.toml

@@ -0,0 +1 @@
+doc-valid-idents = ["gRPC", ".."]

.devcontainer/Dockerfile

@@ -0,0 +1,9 @@
+# See here for image contents: https://github.com/microsoft/vscode-dev-containers/tree/v0.234.0/containers/rust/.devcontainer/base.Dockerfile
+
+# [Choice] Debian OS version (use bullseye on local arm64/Apple Silicon): buster, bullseye
+ARG VARIANT="buster"
+FROM mcr.microsoft.com/vscode/devcontainers/rust:0-${VARIANT}
+
+# [Optional] Uncomment this section to install additional packages.
+RUN apt-get update && export DEBIAN_FRONTEND=noninteractive \
+    && apt-get -y install --no-install-recommends clang

.devcontainer/devcontainer.json

@@ -0,0 +1,51 @@
+// For format details, see https://aka.ms/devcontainer.json. For config options, see the README at:
+// https://github.com/microsoft/vscode-dev-containers/tree/v0.234.0/containers/rust
+{
+	"name": "loop-sdk-dev",
+	"build": {
+		"dockerfile": "Dockerfile",
+		"args": {
+			// Use the VARIANT arg to pick a Debian OS version: buster, bullseye
+			// Use bullseye when on local on arm64/Apple Silicon.
+			// We use buster since the tooling situation for aarch64 linux is not so great.
+			"VARIANT": "buster"
+		}
+	},
+	"runArgs": [
+		"--cap-add=SYS_PTRACE",
+		"--security-opt",
+		"seccomp=unconfined"
+	],
+	"remoteEnv": {
+		"CC": "/usr/bin/clang",
+		"CXX": "/usr/bin/clang++"
+	},
+
+	// Set *default* container specific settings.json values on container create.
+	"settings": {
+		"lldb.executable": "/usr/bin/lldb",
+		// VS Code don't watch files under ./target
+		"files.watcherExclude": {
+			"**/target/**": true
+		},
+		"rust-analyzer.checkOnSave.command": "clippy"
+	},
+
+	// Add the IDs of extensions you want installed when the container is created.
+	"extensions": [
+		"vadimcn.vscode-lldb",
+		"mutantdino.resourcemonitor",
+		"matklad.rust-analyzer",
+		"tamasfe.even-better-toml",
+		"serayuzgur.crates"
+	],
+
+	// Use 'forwardPorts' to make a list of ports inside the container available locally.
+	// "forwardPorts": [],
+
+	// Use 'postCreateCommand' to run commands after the container is created.
+	// "postCreateCommand": "rustc --version",
+
+	// Comment out to connect as root instead. More info: https://aka.ms/vscode-remote/containers/non-root.
+	"remoteUser": "vscode"
+}

.drstring.toml

@@ -0,0 +1,9 @@
+align-after-colon = ["throws", "returns", "parameters"]
+column-limit      = 110
+empty-patterns    = true
+first-letter      = "lowercase"
+ignore-throws     = true
+include           = ["platform/swift/**.swift", "test/platform/swift/**.swift", "examples/swift/**.swift"]
+needs-separation  = ["description", "parameters"]
+parameter-style   = "separate"
+vertical-align    = true

.gitattributes

@@ -0,0 +1,4 @@
+Cargo.lock linguist-generated=true merge=binary
+Cargo.Bazel.lock linguist-generated=true merge=binary
+cargo-bazel-lock.json linguist-generated=true merge=binary
+