feat: Add simdjson to the stack.

.bazelrc

@@ -209,6 +209,10 @@ build:msan --copt='-fsanitize-memory-track-origins=2'
 build:msan --linkopt='-fsanitize=memory'
 build:msan --test_env=MSAN_OPTIONS=color=always:external_symbolizer_path=/nix/store/h6rpdk8nb097diyqk1vsglw9chwgfsjr-llvm-18.1.8/bin/llvm-symbolizer
 build:msan --per_file_copt='//toxic[:/]@-UAUDIO,-UVIDEO,-UPYTHON'
+# msan doesn't like Go (or Go doesn't like Bazel's msan):
+# gcc_traceback.c:15:10: fatal error: 'sanitizer/msan_interface.h' file not found
+build:msan --build_tag_filters=-no-san,-haskell,-windows,-macos,-go
+build:msan --test_tag_filters=-no-san,-haskell,-windows,-macos,-go
 
 build:tsan --config=sanitizer
 build:tsan --features=tsan
@@ -671,6 +675,7 @@ build --per_file_copt='external/sdl2[:/]@-Wno-pedantic'
 build --per_file_copt='external/sdl2[:/]@-Wno-sign-compare'
 build --per_file_copt='external/sdl2[:/]@-Wno-tautological-value-range-compare'
 build --per_file_copt='external/sdl2[:/]@-Wno-unused-but-set-variable'
+build --per_file_copt='external/simdjson[:/]@-Wno-unused-member-function'
 build --per_file_copt='external/sqlcipher[:/]@-Wno-atomic-implicit-seq-cst'
 build --per_file_copt='external/sqlcipher[:/]@-Wno-cast-function-type-strict'
 build --per_file_copt='external/sqlcipher[:/]@-Wno-empty-translation-unit'

.clang-format

@@ -1,2 +1,84 @@
-BasedOnStyle: Google
+---
+# Language
+Standard: Cpp11
+
+# Indentation
+IndentWidth: 4
+ContinuationIndentWidth: 4
+AccessModifierOffset: -4
+IndentCaseLabels: false
+NamespaceIndentation: None
+
+# Spacing
+UseTab: Never
+SpaceBeforeParens: ControlStatements
+SpacesBeforeTrailingComments: 1
+SpaceInEmptyParentheses: false
+SpacesInAngles: false
+SpacesInParentheses: false
+SpacesInSquareBrackets: false
+SpacesInCStyleCastParentheses: false
+SpaceBeforeAssignmentOperators: true
+MaxEmptyLinesToKeep: 2
+
+# Alignment
+AlignAfterOpenBracket: Align
+AlignConsecutiveAssignments: false
+AlignConsecutiveDeclarations: false
+AlignEscapedNewlinesLeft: true
+AlignOperands: true
+AlignTrailingComments: true
+
+# Argument Packing
+BinPackArguments: true
+BinPackParameters: true
+
+# Break handling
 ColumnLimit: 100
+BreakBeforeBraces: Mozilla
+BreakBeforeBinaryOperators: NonAssignment
+BreakConstructorInitializersBeforeComma: true
+AlwaysBreakTemplateDeclarations: true
+ConstructorInitializerAllOnOneLineOrOnePerLine: false
+Cpp11BracedListStyle: true
+
+# Break penalities
+PenaltyBreakBeforeFirstCallParameter: 200
+PenaltyBreakComment: 300
+PenaltyBreakFirstLessLess: 120
+PenaltyBreakString: 1000
+PenaltyExcessCharacter: 5
+PenaltyReturnTypeOnItsOwnLine: 60
+
+# Includes
+SortIncludes: true
+IncludeIsMainRegex: '([-_](test|fuzz_test))?$'
+IncludeBlocks: Regroup
+IncludeCategories:
+  # Match local headers
+  - Regex: '^"[[:alnum:]_]+\.h"$'
+    Priority: 1
+  # Match project headers
+  - Regex: '^"[[:alnum:]_]+/.+\.h"$'
+    Priority: 2
+ # Match Qt headers
+  - Regex: '^<Q[[:alnum:]_/]+>$'
+    Priority: 3
+  # Match other headers
+  - Regex: '.*'
+    Priority: 4
+
+# Short blocks
+AllowShortBlocksOnASingleLine: false
+AllowShortCaseLabelsOnASingleLine: false
+AllowShortIfStatementsOnASingleLine: false
+AllowShortLoopsOnASingleLine: false
+AllowShortFunctionsOnASingleLine: Empty
+
+# Set pointer format
+DerivePointerAlignment: false
+PointerAlignment: Left
+
+# "const X" instead of "X const"
+QualifierAlignment: Left
+...

.github/workflows/ci.yml

@@ -55,6 +55,12 @@ jobs:
       - name: Build toxchat/toktok-stack:latest
         run: docker build -t toxchat/toktok-stack:latest -f tools/built/src/Dockerfile .
 
+      - name: Build toxchat/toktok-stack:latest-msan
+        run: |
+          docker build -t toxchat/toktok-stack:latest-msan -f tools/built/src/Dockerfile.msan .
+          docker rmi toxchat/toktok-stack:latest-msan
+          docker system prune -f
+
       - name: Build toxchat/toktok-stack:latest-asan
         run: |
           docker build -t toxchat/toktok-stack:latest-asan -f tools/built/src/Dockerfile.asan .

WORKSPACE

@@ -597,6 +597,14 @@ http_archive(
     urls = ["https://github.com/nlohmann/json/releases/download/v3.11.3/include.zip"],
 )
 
+# https://github.com/simdjson/simdjson/releases
+new_github_archive(
+    name = "simdjson",
+    integrity = "sha256-hl/62dOtM7ARIHS6iJ7pNNtT1hPq/GOS7A0aDJ5bAFc=",
+    repo = "simdjson/simdjson",
+    version = "v3.11.6",
+)
+
 # https://github.com/libunwind/libunwind/releases
 http_archive(
     name = "libunwind",

third_party/libsodium/BUILD.bazel

@@ -1,6 +1,15 @@
+load("@rules_cc//cc:defs.bzl", "cc_test")
+
 licenses(["notice"])
 
 exports_files(
     srcs = glob(["config/*.h"]) + ["version.h"],
     visibility = ["@libsodium//:__pkg__"],
 )
+
+cc_test(
+    name = "libsodium_test",
+    size = "small",
+    srcs = ["libsodium_test.c"],
+    deps = ["@libsodium"],
+)

third_party/libsodium/libsodium_test.c

@@ -0,0 +1,40 @@
+#include <sodium.h>
+#include <stdio.h>
+
+static const char message[] = "hello world";
+static const char expected_hash[crypto_generichash_BYTES] =
+    "\x25\x6c\x83\xb2\x97\x11\x4d\x20\x1b\x30\x17\x9f\x3f\x0e\xf0\xca"
+    "\xce\x97\x83\x62\x2d\xa5\x97\x43\x26\xb4\x36\x17\x8a\xee\xf6\x10";
+
+// Check whether we can get a hash of a message.
+int main(void)
+{
+    if (sodium_init() < 0) {
+        return 1;
+    }
+
+    unsigned char hash[crypto_generichash_BYTES];
+    crypto_generichash(hash, sizeof hash, (const unsigned char*)message, sizeof message - 1, NULL, 0);
+
+    for (size_t i = 0; i < sizeof hash; i++) {
+        if (hash[i] != expected_hash[i]) {
+            fprintf(stderr, "expected: ");
+            for (size_t j = 0; j < sizeof expected_hash; j++) {
+                fprintf(stderr, "%02x", expected_hash[j]);
+            }
+            fputc('\n', stderr);
+            fprintf(stderr, "actual:   ");
+            for (size_t j = 0; j < sizeof hash; j++) {
+                fprintf(stderr, "%02x", hash[j]);
+            }
+            fputs("\n          ", stderr);
+            for (size_t j = 0; j < i; j++) {
+                fputs("  ", stderr);
+            }
+            fputs("^^\n", stderr);
+            return 1;
+        }
+    }
+
+    return 0;
+}

third_party/simdjson.BUILD

@@ -0,0 +1,9 @@
+load("@rules_cc//cc:defs.bzl", "cc_library")
+
+cc_library(
+    name = "simdjson",
+    srcs = ["singleheader/simdjson.cpp"],
+    hdrs = ["singleheader/simdjson.h"],
+    includes = ["singleheader"],
+    visibility = ["//visibility:public"],
+)