mirror of
https://github.com/jedisct1/libsodium.git
synced 2024-12-19 10:05:05 -07:00
448 lines
17 KiB
Zig
448 lines
17 KiB
Zig
const std = @import("std");
|
|
const fmt = std.fmt;
|
|
const fs = std.fs;
|
|
const heap = std.heap;
|
|
const mem = std.mem;
|
|
const Compile = std.Build.Step.Compile;
|
|
const Target = std.Target;
|
|
|
|
fn initLibConfig(target: std.Build.ResolvedTarget, lib: *Compile) void {
|
|
lib.linkLibC();
|
|
lib.addIncludePath(.{ .path = "src/libsodium/include/sodium" });
|
|
lib.defineCMacro("_GNU_SOURCE", "1");
|
|
lib.defineCMacro("CONFIGURED", "1");
|
|
lib.defineCMacro("DEV_MODE", "1");
|
|
lib.defineCMacro("HAVE_ATOMIC_OPS", "1");
|
|
lib.defineCMacro("HAVE_C11_MEMORY_FENCES", "1");
|
|
lib.defineCMacro("HAVE_CET_H", "1");
|
|
lib.defineCMacro("HAVE_GCC_MEMORY_FENCES", "1");
|
|
lib.defineCMacro("HAVE_INLINE_ASM", "1");
|
|
lib.defineCMacro("HAVE_INTTYPES_H", "1");
|
|
lib.defineCMacro("HAVE_STDINT_H", "1");
|
|
lib.defineCMacro("HAVE_TI_MODE", "1");
|
|
lib.want_lto = false;
|
|
|
|
const endian = target.result.cpu.arch.endian();
|
|
switch (endian) {
|
|
.big => lib.defineCMacro("NATIVE_BIG_ENDIAN", "1"),
|
|
.little => lib.defineCMacro("NATIVE_LITTLE_ENDIAN", "1"),
|
|
}
|
|
|
|
switch (target.result.os.tag) {
|
|
.linux => {
|
|
lib.defineCMacro("ASM_HIDE_SYMBOL", ".hidden");
|
|
lib.defineCMacro("TLS", "_Thread_local");
|
|
|
|
lib.defineCMacro("HAVE_CATCHABLE_ABRT", "1");
|
|
lib.defineCMacro("HAVE_CATCHABLE_SEGV", "1");
|
|
lib.defineCMacro("HAVE_CLOCK_GETTIME", "1");
|
|
lib.defineCMacro("HAVE_GETPID", "1");
|
|
lib.defineCMacro("HAVE_INLINE_ASM", "1");
|
|
lib.defineCMacro("HAVE_MADVISE", "1");
|
|
lib.defineCMacro("HAVE_MLOCK", "1");
|
|
lib.defineCMacro("HAVE_MMAP", "1");
|
|
lib.defineCMacro("HAVE_MPROTECT", "1");
|
|
lib.defineCMacro("HAVE_NANOSLEEP", "1");
|
|
lib.defineCMacro("HAVE_POSIX_MEMALIGN", "1");
|
|
lib.defineCMacro("HAVE_PTHREAD_PRIO_INHERIT", "1");
|
|
lib.defineCMacro("HAVE_PTHREAD", "1");
|
|
lib.defineCMacro("HAVE_RAISE", "1");
|
|
lib.defineCMacro("HAVE_SYSCONF", "1");
|
|
lib.defineCMacro("HAVE_SYS_AUXV_H", "1");
|
|
lib.defineCMacro("HAVE_SYS_MMAN_H", "1");
|
|
lib.defineCMacro("HAVE_SYS_PARAM_H", "1");
|
|
lib.defineCMacro("HAVE_SYS_RANDOM_H", "1");
|
|
lib.defineCMacro("HAVE_WEAK_SYMBOLS", "1");
|
|
},
|
|
.windows => {
|
|
lib.defineCMacro("HAVE_RAISE", "1");
|
|
lib.defineCMacro("HAVE_SYS_PARAM_H", "1");
|
|
if (lib.isStaticLibrary()) {
|
|
lib.defineCMacro("SODIUM_STATIC", "1");
|
|
}
|
|
},
|
|
.macos => {
|
|
lib.defineCMacro("ASM_HIDE_SYMBOL", ".private_extern");
|
|
lib.defineCMacro("TLS", "_Thread_local");
|
|
|
|
lib.defineCMacro("HAVE_ARC4RANDOM", "1");
|
|
lib.defineCMacro("HAVE_ARC4RANDOM_BUF", "1");
|
|
lib.defineCMacro("HAVE_CATCHABLE_ABRT", "1");
|
|
lib.defineCMacro("HAVE_CATCHABLE_SEGV", "1");
|
|
lib.defineCMacro("HAVE_CLOCK_GETTIME", "1");
|
|
lib.defineCMacro("HAVE_GETENTROPY", "1");
|
|
lib.defineCMacro("HAVE_GETPID", "1");
|
|
lib.defineCMacro("HAVE_MADVISE", "1");
|
|
lib.defineCMacro("HAVE_MEMSET_S", "1");
|
|
lib.defineCMacro("HAVE_MLOCK", "1");
|
|
lib.defineCMacro("HAVE_MMAP", "1");
|
|
lib.defineCMacro("HAVE_MPROTECT", "1");
|
|
lib.defineCMacro("HAVE_NANOSLEEP", "1");
|
|
lib.defineCMacro("HAVE_POSIX_MEMALIGN", "1");
|
|
lib.defineCMacro("HAVE_PTHREAD", "1");
|
|
lib.defineCMacro("HAVE_PTHREAD_PRIO_INHERIT", "1");
|
|
lib.defineCMacro("HAVE_RAISE", "1");
|
|
lib.defineCMacro("HAVE_SYSCONF", "1");
|
|
lib.defineCMacro("HAVE_SYS_MMAN_H", "1");
|
|
lib.defineCMacro("HAVE_SYS_PARAM_H", "1");
|
|
lib.defineCMacro("HAVE_SYS_RANDOM_H", "1");
|
|
lib.defineCMacro("HAVE_WEAK_SYMBOLS", "1");
|
|
},
|
|
.wasi => {
|
|
lib.defineCMacro("HAVE_ARC4RANDOM", "1");
|
|
lib.defineCMacro("HAVE_ARC4RANDOM_BUF", "1");
|
|
lib.defineCMacro("HAVE_CLOCK_GETTIME", "1");
|
|
lib.defineCMacro("HAVE_GETENTROPY", "1");
|
|
lib.defineCMacro("HAVE_NANOSLEEP", "1");
|
|
lib.defineCMacro("HAVE_POSIX_MEMALIGN", "1");
|
|
lib.defineCMacro("HAVE_SYS_AUXV_H", "1");
|
|
lib.defineCMacro("HAVE_SYS_PARAM_H", "1");
|
|
lib.defineCMacro("HAVE_SYS_RANDOM_H", "1");
|
|
},
|
|
else => {},
|
|
}
|
|
|
|
switch (target.result.cpu.arch) {
|
|
.x86_64 => {
|
|
lib.defineCMacro("HAVE_AMD64_ASM", "1");
|
|
lib.defineCMacro("HAVE_AVX_ASM", "1");
|
|
lib.defineCMacro("HAVE_CPUID", "1");
|
|
lib.defineCMacro("HAVE_MMINTRIN_H", "1");
|
|
lib.defineCMacro("HAVE_EMMINTRIN_H", "1");
|
|
lib.defineCMacro("HAVE_PMMINTRIN_H", "1");
|
|
lib.defineCMacro("HAVE_TMMINTRIN_H", "1");
|
|
lib.defineCMacro("HAVE_SMMINTRIN_H", "1");
|
|
lib.defineCMacro("HAVE_AVXINTRIN_H", "1");
|
|
lib.defineCMacro("HAVE_AVX2INTRIN_H", "1");
|
|
lib.defineCMacro("HAVE_AVX512FINTRIN_H", "1");
|
|
lib.defineCMacro("HAVE_WMMINTRIN_H", "1");
|
|
lib.defineCMacro("HAVE_RDRAND", "1");
|
|
},
|
|
.aarch64, .aarch64_be => {
|
|
lib.defineCMacro("HAVE_ARMCRYPTO", "1");
|
|
},
|
|
.wasm32, .wasm64 => {
|
|
lib.defineCMacro("__wasm__", "1");
|
|
},
|
|
else => {},
|
|
}
|
|
|
|
switch (target.result.os.tag) {
|
|
.wasi => {
|
|
lib.defineCMacro("__wasi__", "1");
|
|
},
|
|
else => {},
|
|
}
|
|
}
|
|
|
|
pub fn build(b: *std.Build) !void {
|
|
const root_path = b.pathFromRoot(".");
|
|
var cwd = try fs.openDirAbsolute(root_path, .{});
|
|
defer cwd.close();
|
|
|
|
const src_path = "src/libsodium";
|
|
const src_dir = try fs.Dir.openDir(cwd, src_path, .{ .iterate = true, .no_follow = true });
|
|
|
|
var target = b.standardTargetOptions(.{});
|
|
const optimize = b.standardOptimizeOption(.{});
|
|
|
|
const enable_benchmarks = b.option(bool, "enable_benchmarks", "Whether tests should be benchmarks.") orelse false;
|
|
const benchmarks_iterations = b.option(u32, "iterations", "Number of iterations for benchmarks.") orelse 200;
|
|
var build_static = b.option(bool, "static", "Build libsodium as a static library.") orelse true;
|
|
const build_shared = b.option(bool, "shared", "Build libsodium as a shared library.") orelse true;
|
|
|
|
const build_tests = b.option(bool, "test", "Build the tests (implies -Dstatic=true)") orelse true;
|
|
|
|
if (build_tests) {
|
|
build_static = true;
|
|
}
|
|
|
|
switch (target.result.cpu.arch) {
|
|
.aarch64, .aarch64_be, .aarch64_32 => {
|
|
// ARM CPUs supported by Windows are assumed to have NEON support
|
|
if (target.result.isMinGW()) {
|
|
target.query.cpu_features_add.addFeature(@intFromEnum(Target.aarch64.Feature.neon));
|
|
}
|
|
},
|
|
else => {},
|
|
}
|
|
|
|
const static_lib = b.addStaticLibrary(.{
|
|
.name = "sodium",
|
|
.target = target,
|
|
.optimize = optimize,
|
|
});
|
|
const shared_lib = b.addSharedLibrary(.{
|
|
.name = if (target.result.isMinGW()) "sodium_shared" else "sodium",
|
|
.target = target,
|
|
.optimize = optimize,
|
|
.strip = optimize != .Debug and !target.result.isMinGW(),
|
|
});
|
|
|
|
// work out which libraries we are building
|
|
var libs = std.ArrayList(*Compile).init(b.allocator);
|
|
defer libs.deinit();
|
|
if (build_static) {
|
|
try libs.append(static_lib);
|
|
}
|
|
if (build_shared) {
|
|
try libs.append(shared_lib);
|
|
}
|
|
|
|
const prebuilt_version_file_path = "builds/msvc/version.h";
|
|
const version_file_path = "include/sodium/version.h";
|
|
|
|
if (src_dir.access(version_file_path, .{ .mode = .read_only })) {} else |_| {
|
|
try cwd.copyFile(prebuilt_version_file_path, src_dir, version_file_path, .{});
|
|
}
|
|
|
|
for (libs.items) |lib| {
|
|
if (lib.isDynamicLibrary() and
|
|
!(target.result.isDarwin() or target.result.isBSD() or target.result.isGnu() or target.result.isAndroid() or target.result.isMinGW()))
|
|
{
|
|
continue;
|
|
}
|
|
b.installArtifact(lib);
|
|
lib.installHeader(.{ .path = src_path ++ "/include/sodium.h" }, "sodium.h");
|
|
lib.installHeadersDirectory(.{ .path = src_path ++ "/include/sodium" }, "sodium", .{});
|
|
|
|
initLibConfig(target, lib);
|
|
|
|
const MFlags = enum {
|
|
sse2,
|
|
ssse3,
|
|
sse41,
|
|
avx,
|
|
avx2,
|
|
avx512f,
|
|
aes,
|
|
pclmul,
|
|
rdrnd,
|
|
crypto,
|
|
|
|
fn f(flag: @This()) Target.Cpu.Feature.Set.Index {
|
|
return switch (flag) {
|
|
.sse2 => @intFromEnum(Target.x86.Feature.sse2),
|
|
.ssse3 => @intFromEnum(Target.x86.Feature.ssse3),
|
|
.sse41 => @intFromEnum(Target.x86.Feature.sse4_1),
|
|
.avx => @intFromEnum(Target.x86.Feature.avx),
|
|
.avx2 => @intFromEnum(Target.x86.Feature.avx2),
|
|
.avx512f => @intFromEnum(Target.x86.Feature.avx512f),
|
|
.aes => @intFromEnum(Target.x86.Feature.aes),
|
|
.pclmul => @intFromEnum(Target.x86.Feature.pclmul),
|
|
.rdrnd => @intFromEnum(Target.x86.Feature.rdrnd),
|
|
.crypto => @intFromEnum(Target.aarch64.Feature.crypto),
|
|
};
|
|
}
|
|
};
|
|
|
|
const MLib = struct {
|
|
name: []const u8,
|
|
count: usize,
|
|
sources: []const []const u8,
|
|
flags: []const MFlags,
|
|
arches: []const std.Target.Cpu.Arch,
|
|
lib: *Compile = undefined,
|
|
};
|
|
|
|
var mlibs: [8]MLib = .{
|
|
.{
|
|
.name = "armcrypto",
|
|
.count = 3,
|
|
.sources = &.{
|
|
"crypto_aead/aegis128l/aegis128l_armcrypto.c",
|
|
"crypto_aead/aegis256/aegis256_armcrypto.c",
|
|
"crypto_aead/aes256gcm/armcrypto/aead_aes256gcm_armcrypto.c",
|
|
},
|
|
.flags = &.{.aes},
|
|
.arches = &.{ .aarch64, .aarch64_be, .aarch64_32 },
|
|
},
|
|
|
|
.{
|
|
.name = "sse2",
|
|
.count = 1,
|
|
.sources = &.{
|
|
"crypto_stream/salsa20/xmm6int/salsa20_xmm6int-sse2.c",
|
|
},
|
|
.flags = &.{.sse2},
|
|
.arches = &.{ .x86_64, .x86 },
|
|
},
|
|
.{
|
|
.name = "ssse3",
|
|
.count = 3,
|
|
.sources = &.{
|
|
"crypto_generichash/blake2b/ref/blake2b-compress-ssse3.c",
|
|
"crypto_pwhash/argon2/argon2-fill-block-ssse3.c",
|
|
"crypto_stream/chacha20/dolbeau/chacha20_dolbeau-ssse3.c",
|
|
},
|
|
.flags = &.{ .sse2, .ssse3 },
|
|
.arches = &.{ .x86_64, .x86 },
|
|
},
|
|
.{
|
|
.name = "sse41",
|
|
.count = 1,
|
|
.sources = &.{
|
|
"crypto_generichash/blake2b/ref/blake2b-compress-sse41.c",
|
|
},
|
|
.flags = &.{ .sse2, .ssse3, .sse41 },
|
|
.arches = &.{ .x86_64, .x86 },
|
|
},
|
|
.{
|
|
.name = "avx2",
|
|
.count = 4,
|
|
.sources = &.{
|
|
"crypto_generichash/blake2b/ref/blake2b-compress-avx2.c",
|
|
"crypto_pwhash/argon2/argon2-fill-block-avx2.c",
|
|
"crypto_stream/chacha20/dolbeau/chacha20_dolbeau-avx2.c",
|
|
"crypto_stream/salsa20/xmm6int/salsa20_xmm6int-avx2.c",
|
|
},
|
|
.flags = &.{ .sse2, .ssse3, .sse41, .avx, .avx2 },
|
|
.arches = &.{.x86_64},
|
|
},
|
|
.{
|
|
.name = "avx512f",
|
|
.count = 1,
|
|
.sources = &.{
|
|
"crypto_pwhash/argon2/argon2-fill-block-avx512f.c",
|
|
},
|
|
.flags = &.{ .sse2, .ssse3, .sse41, .avx, .avx2, .avx512f },
|
|
.arches = &.{.x86_64},
|
|
},
|
|
.{
|
|
.name = "aesni",
|
|
.count = 3,
|
|
.sources = &.{
|
|
"crypto_aead/aegis128l/aegis128l_aesni.c",
|
|
"crypto_aead/aegis256/aegis256_aesni.c",
|
|
"crypto_aead/aes256gcm/aesni/aead_aes256gcm_aesni.c",
|
|
},
|
|
.flags = &.{ .avx, .aes, .pclmul },
|
|
.arches = &.{.x86_64},
|
|
},
|
|
.{
|
|
.name = "mrdrnd",
|
|
.count = 1,
|
|
.sources = &.{
|
|
"randombytes/internal/randombytes_internal_random.c",
|
|
},
|
|
.flags = &.{.rdrnd},
|
|
.arches = &.{ .x86_64, .x86 },
|
|
},
|
|
};
|
|
|
|
const base_flags = &.{
|
|
"-fvisibility=hidden",
|
|
"-fno-strict-aliasing",
|
|
"-fno-strict-overflow",
|
|
"-fwrapv",
|
|
"-flax-vector-conversions",
|
|
};
|
|
|
|
const allocator = heap.page_allocator;
|
|
for (&mlibs) |*mlib| {
|
|
var target2 = target;
|
|
|
|
for (mlib.arches) |arch| {
|
|
if (target.result.cpu.arch == arch) {
|
|
for (mlib.flags) |flag| {
|
|
target2.query.cpu_features_add.addFeature(flag.f());
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
mlib.lib = b.addStaticLibrary(.{
|
|
.name = mlib.name,
|
|
.target = target2,
|
|
.optimize = optimize,
|
|
});
|
|
const elib = mlib.lib;
|
|
initLibConfig(target, elib);
|
|
|
|
var flags = std.ArrayList([]const u8).init(allocator);
|
|
defer flags.deinit();
|
|
try flags.appendSlice(base_flags);
|
|
|
|
for (mlib.sources) |path| {
|
|
const full_path = try fmt.allocPrint(allocator, "{s}/{s}", .{ src_path, path });
|
|
elib.addCSourceFiles(.{
|
|
.files = &.{full_path},
|
|
.flags = flags.items,
|
|
});
|
|
}
|
|
lib.linkLibrary(elib);
|
|
b.installArtifact(elib);
|
|
}
|
|
|
|
{ // compile generic library code
|
|
var walker = try src_dir.walk(allocator);
|
|
files: while (try walker.next()) |entry| {
|
|
var flags = std.ArrayList([]const u8).init(allocator);
|
|
defer flags.deinit();
|
|
try flags.appendSlice(base_flags);
|
|
|
|
const name = entry.basename;
|
|
|
|
if (mem.endsWith(u8, name, ".c")) {
|
|
for (mlibs) |mlib| {
|
|
for (mlib.sources) |path| {
|
|
if (mem.eql(u8, entry.path, path)) continue :files;
|
|
}
|
|
}
|
|
|
|
const full_path = try fmt.allocPrint(allocator, "{s}/{s}", .{ src_path, entry.path });
|
|
|
|
lib.addCSourceFiles(.{
|
|
.files = &.{full_path},
|
|
.flags = flags.items,
|
|
});
|
|
} else if (mem.endsWith(u8, name, ".S")) {
|
|
const full_path = try fmt.allocPrint(allocator, "{s}/{s}", .{ src_path, entry.path });
|
|
lib.addAssemblyFile(.{ .path = full_path });
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
const test_path = "test/default";
|
|
const out_bin_path = "zig-out/bin";
|
|
const test_dir = try fs.Dir.openDir(cwd, test_path, .{ .iterate = true, .no_follow = true });
|
|
fs.Dir.makePath(cwd, out_bin_path) catch {};
|
|
const out_bin_dir = try fs.Dir.openDir(cwd, out_bin_path, .{});
|
|
try test_dir.copyFile("run.sh", out_bin_dir, "run.sh", .{});
|
|
const allocator = heap.page_allocator;
|
|
var walker = try test_dir.walk(allocator);
|
|
if (build_tests) {
|
|
while (try walker.next()) |entry| {
|
|
const name = entry.basename;
|
|
if (mem.endsWith(u8, name, ".exp")) {
|
|
try test_dir.copyFile(name, out_bin_dir, name, .{});
|
|
continue;
|
|
}
|
|
if (!mem.endsWith(u8, name, ".c")) {
|
|
continue;
|
|
}
|
|
const exe_name = name[0 .. name.len - 2];
|
|
var exe = b.addExecutable(.{
|
|
.name = exe_name,
|
|
.target = target,
|
|
.optimize = optimize,
|
|
.strip = true,
|
|
});
|
|
exe.linkLibC();
|
|
exe.linkLibrary(static_lib);
|
|
exe.addIncludePath(.{ .path = "src/libsodium/include" });
|
|
exe.addIncludePath(.{ .path = "test/quirks" });
|
|
const full_path = try fmt.allocPrint(allocator, "{s}/{s}", .{ test_path, entry.path });
|
|
exe.addCSourceFiles(.{ .files = &.{full_path} });
|
|
if (enable_benchmarks) {
|
|
exe.defineCMacro("BENCHMARKS", "1");
|
|
var buf: [16]u8 = undefined;
|
|
exe.defineCMacro("ITERATIONS", std.fmt.bufPrintIntToSlice(&buf, benchmarks_iterations, 10, .lower, .{}));
|
|
}
|
|
|
|
b.installArtifact(exe);
|
|
}
|
|
}
|
|
}
|