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crypto_argon2.cc
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#include "crypto/crypto_argon2.h"
#include "async_wrap-inl.h"
#include "threadpoolwork-inl.h"
#if OPENSSL_VERSION_NUMBER >= 0x30200000L
#ifndef OPENSSL_NO_ARGON2
#include <openssl/core_names.h>
namespace node::crypto {
using v8::FunctionCallbackInfo;
using v8::JustVoid;
using v8::Local;
using v8::Maybe;
using v8::MaybeLocal;
using v8::Nothing;
using v8::Object;
using v8::Uint32;
using v8::Value;
Argon2Config::Argon2Config(Argon2Config&& other) noexcept
: mode{other.mode},
pass{std::move(other.pass)},
salt{std::move(other.salt)},
secret{std::move(other.secret)},
ad{std::move(other.ad)},
type{other.type},
iter{other.iter},
lanes{other.lanes},
memcost{other.memcost},
keylen{other.keylen} {}
Argon2Config& Argon2Config::operator=(Argon2Config&& other) noexcept {
if (&other == this) return *this;
this->~Argon2Config();
return *new (this) Argon2Config(std::move(other));
}
void Argon2Config::MemoryInfo(MemoryTracker* tracker) const {
if (mode == kCryptoJobAsync) {
tracker->TrackFieldWithSize("pass", pass.size());
tracker->TrackFieldWithSize("salt", salt.size());
tracker->TrackFieldWithSize("secret", secret.size());
tracker->TrackFieldWithSize("ad", ad.size());
}
}
MaybeLocal<Value> Argon2Traits::EncodeOutput(Environment* env,
const Argon2Config& config,
ByteSource* out) {
return out->ToArrayBuffer(env);
}
Maybe<void> Argon2Traits::AdditionalConfig(
CryptoJobMode mode,
const FunctionCallbackInfo<Value>& args,
unsigned int offset,
Argon2Config* config) {
Environment* env = Environment::GetCurrent(args);
config->mode = mode;
ArrayBufferOrViewContents<char> pass(args[offset]);
ArrayBufferOrViewContents<char> salt(args[offset + 1]);
ArrayBufferOrViewContents<char> secret(args[offset + 6]);
ArrayBufferOrViewContents<char> ad(args[offset + 7]);
if (!pass.CheckSizeInt32()) [[unlikely]] {
THROW_ERR_OUT_OF_RANGE(env, "pass is too large");
return Nothing<void>();
}
if (!salt.CheckSizeInt32()) [[unlikely]] {
THROW_ERR_OUT_OF_RANGE(env, "salt is too large");
return Nothing<void>();
}
if (!secret.CheckSizeInt32()) [[unlikely]] {
THROW_ERR_OUT_OF_RANGE(env, "secret is too large");
return Nothing<void>();
}
if (!ad.CheckSizeInt32()) [[unlikely]] {
THROW_ERR_OUT_OF_RANGE(env, "ad is too large");
return Nothing<void>();
}
const bool isAsync = mode == kCryptoJobAsync;
config->pass = isAsync ? pass.ToCopy() : pass.ToByteSource();
config->salt = isAsync ? salt.ToCopy() : salt.ToByteSource();
config->secret = isAsync ? secret.ToCopy() : secret.ToByteSource();
config->ad = isAsync ? ad.ToCopy() : ad.ToByteSource();
CHECK(args[offset + 2]->IsUint32()); // lanes
CHECK(args[offset + 3]->IsUint32()); // keylen
CHECK(args[offset + 4]->IsUint32()); // memcost
CHECK(args[offset + 5]->IsUint32()); // iter
CHECK(args[offset + 8]->IsUint32()); // type
config->lanes = args[offset + 2].As<Uint32>()->Value();
config->keylen = args[offset + 3].As<Uint32>()->Value();
config->memcost = args[offset + 4].As<Uint32>()->Value();
config->iter = args[offset + 5].As<Uint32>()->Value();
config->type =
static_cast<ncrypto::Argon2Type>(args[offset + 8].As<Uint32>()->Value());
if (!ncrypto::argon2(config->pass,
config->salt,
config->lanes,
config->keylen,
config->memcost,
config->iter,
config->version,
config->secret,
config->ad,
config->type)) {
THROW_ERR_CRYPTO_INVALID_ARGON2_PARAMS(env);
return Nothing<void>();
}
return JustVoid();
}
bool Argon2Traits::DeriveBits(Environment* env,
const Argon2Config& config,
ByteSource* out,
CryptoJobMode mode) {
// If the config.length is zero-length, just return an empty buffer.
// It's useless, yes, but allowed via the API.
if (config.keylen == 0) {
*out = ByteSource();
return true;
}
// Both the pass and salt may be zero-length at this point
auto dp = ncrypto::argon2(config.pass,
config.salt,
config.lanes,
config.keylen,
config.memcost,
config.iter,
config.version,
config.secret,
config.ad,
config.type);
if (!dp) return false;
DCHECK(!dp.isSecure());
*out = ByteSource::Allocated(dp.release());
return true;
}
static constexpr auto kTypeArgon2d = ncrypto::Argon2Type::ARGON2D;
static constexpr auto kTypeArgon2i = ncrypto::Argon2Type::ARGON2I;
static constexpr auto kTypeArgon2id = ncrypto::Argon2Type::ARGON2ID;
void Argon2::Initialize(Environment* env, Local<Object> target) {
Argon2Job::Initialize(env, target);
NODE_DEFINE_CONSTANT(target, kTypeArgon2d);
NODE_DEFINE_CONSTANT(target, kTypeArgon2i);
NODE_DEFINE_CONSTANT(target, kTypeArgon2id);
}
void Argon2::RegisterExternalReferences(ExternalReferenceRegistry* registry) {
Argon2Job::RegisterExternalReferences(registry);
}
} // namespace node::crypto
#endif
#endif