// otherwise it returns a generic implementation.
func new224() hash.Hash {
	if cpu.S390X.HasSHA3 {
		return newAsmState(sha3_224)
	}
	return new224Generic()
}

// new256 returns an assembly implementation of SHA3-256 if available,
// otherwise it returns a generic implementation.
func new256() hash.Hash {
	if cpu.S390X.HasSHA3 {
		return newAsmState(sha3_256)
	}
	return new256Generic()

import org.gradle.api.internal.artifacts.repositories.resolver.ResourcePattern;
import org.gradle.api.internal.cache.StringInterner;
import org.gradle.internal.hash.Hasher;
import org.gradle.internal.hash.Hashing;
import org.gradle.internal.scan.UsedByScanPlugin;

import java.net.URI;
import java.util.List;
import java.util.function.Consumer;

		if t.obj == nil {
			w.error("unnamed type parameter")
			break
		}
		if i := tparamIndex(w.tparams.list(), t); i >= 0 {
			// The names of type parameters that are declared by the type being
			// hashed are not part of the type identity. Replace them with a
			// placeholder indicating their index.
			w.string(fmt.Sprintf("$%d", i))
		} else {
			w.string(t.obj.name)
			if w.tpSubscripts || w.ctxt != nil {

	if h.flags&hashWriting != 0 {
		fatal("concurrent map writes")
	}
	hash := t.Hasher(noescape(unsafe.Pointer(&key)), uintptr(h.hash0))

	// Set hashWriting after calling t.hasher for consistency with mapassign.
	h.flags ^= hashWriting

	if h.buckets == nil {
		h.buckets = newobject(t.Bucket) // newarray(t.bucket, 1)
	}

again:
	bucket := hash & bucketMask(h.B)
	if h.growing() {
		growWork_fast32(t, h, bucket)
	}

		return "SHA1"
	case c.Is(ChecksumSHA256):
		return "SHA256"
	case c.Is(ChecksumNone):
		return ""
	}
	return "invalid"
}

// Hasher returns a hasher corresponding to the checksum type.
// Returns nil if no checksum.
func (c ChecksumType) Hasher() hash.Hash {
	switch {
	case c.Is(ChecksumCRC32):
		return crc32.NewIEEE()
	case c.Is(ChecksumCRC32C):
		return crc32.New(crc32.MakeTable(crc32.Castagnoli))

		if t.obj == nil {
			w.error("unnamed type parameter")
			break
		}
		if i := tparamIndex(w.tparams.list(), t); i >= 0 {
			// The names of type parameters that are declared by the type being
			// hashed are not part of the type identity. Replace them with a
			// placeholder indicating their index.
			w.string(fmt.Sprintf("$%d", i))
		} else {
			w.string(t.obj.name)
			if w.tpSubscripts || w.ctxt != nil {

type digest uint32

func (d *digest) Reset() { *d = 1 }

// New returns a new hash.Hash32 computing the Adler-32 checksum. Its
// Sum method will lay the value out in big-endian byte order. The
// returned Hash32 also implements [encoding.BinaryMarshaler] and
// [encoding.BinaryUnmarshaler] to marshal and unmarshal the internal
// state of the hash.
func New() hash.Hash32 {
	d := new(digest)
	d.Reset()
	return d
}

	if h.flags&hashWriting != 0 {
		fatal("concurrent map writes")
	}
	hash := t.Hasher(noescape(unsafe.Pointer(&key)), uintptr(h.hash0))

	// Set hashWriting after calling t.hasher for consistency with mapassign.
	h.flags ^= hashWriting

	if h.buckets == nil {
		h.buckets = newobject(t.Bucket) // newarray(t.bucket, 1)
	}

again:
	bucket := hash & bucketMask(h.B)
	if h.growing() {
		growWork_fast64(t, h, bucket)
	}

plugins {
    id("gradlebuild.distribution.api-java")
    id("gradlebuild.publish-public-libraries")
}

description = "Tools for creating secure hashes for files and other content"

gradlebuildJava.usedInWorkers() // org.gradle.internal.nativeintegration.filesystem.Stat is used in workers

dependencies {
    api(projects.stdlibJavaExtensions)

    implementation(libs.guava)
    api(libs.jsr305)

        def cachedClasspath = transformer.transform(classpath, transform)

        then:
        cachedClasspath.asFiles == [cachedFile]

        and:
        1 * transform.applyConfigurationTo(_) >> { Hasher hasher -> hasher.putInt(123) }
        1 * transform.apply(_, _, _) >> { entry, visitor, data ->
            assert entry.name == "a.class"
            Pair.of(entry.path, visitor)
        }