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concrete/compilers/concrete-compiler/compiler/include/concretelang/ServerLib/ServerLib.h
2024-05-14 15:08:34 +02:00

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2.9 KiB
C++

// Part of the Concrete Compiler Project, under the BSD3 License with Zama
// Exceptions. See
// https://github.com/zama-ai/concrete/blob/main/LICENSE.txt
// for license information.
#ifndef CONCRETELANG_SERVERLIB_SERVER_LAMBDA_H
#define CONCRETELANG_SERVERLIB_SERVER_LAMBDA_H
#include "boost/outcome.h"
#include "concrete-protocol.capnp.h"
#include "concretelang/Common/Error.h"
#include "concretelang/Common/Keysets.h"
#include "concretelang/Common/Protocol.h"
#include "concretelang/Common/Transformers.h"
#include "concretelang/Common/Values.h"
#include "llvm/ADT/ArrayRef.h"
#include <cassert>
#include <dlfcn.h>
#include <functional>
#include <memory>
#include <vector>
using concretelang::keysets::ServerKeyset;
using concretelang::transformers::ArgTransformer;
using concretelang::transformers::ReturnTransformer;
using concretelang::transformers::TransformerFactory;
using concretelang::values::Value;
namespace concretelang {
namespace serverlib {
/// A smart pointer to a dynamic module.
class DynamicModule {
friend class ServerCircuit;
public:
~DynamicModule();
static Result<std::shared_ptr<DynamicModule>>
open(const std::string &outputPath);
private:
void *libraryHandle;
};
class ServerCircuit {
friend class ServerProgram;
public:
/// Call the circuit with public arguments.
Result<std::vector<TransportValue>> call(const ServerKeyset &serverKeyset,
std::vector<TransportValue> &args);
/// Simulate the circuit with public arguments.
Result<std::vector<TransportValue>>
simulate(std::vector<TransportValue> &args);
/// Returns the name of this circuit.
std::string getName();
private:
ServerCircuit() = default;
static Result<ServerCircuit>
fromDynamicModule(const Message<concreteprotocol::CircuitInfo> &circuitInfo,
std::shared_ptr<DynamicModule> dynamicModule,
bool useSimulation);
void invoke(const ServerKeyset &serverKeyset);
Message<concreteprotocol::CircuitInfo> circuitInfo;
bool useSimulation;
void (*func)(void *...);
std::shared_ptr<DynamicModule> dynamicModule;
std::vector<ArgTransformer> argTransformers;
std::vector<ReturnTransformer> returnTransformers;
std::vector<Value> argsBuffer;
std::vector<Value> returnsBuffer;
std::vector<size_t> argDescriptorSizes;
std::vector<size_t> returnDescriptorSizes;
size_t argRawSize;
size_t returnRawSize;
};
/// ServerProgram contains multiple
class ServerProgram {
public:
/// Loads a server program from a shared lib path essentially.
static Result<ServerProgram>
load(const Message<concreteprotocol::ProgramInfo> &programInfo,
const std::string &outputPath, bool useSimulation);
Result<ServerCircuit> getServerCircuit(const std::string &circuitName);
private:
ServerProgram() = default;
std::vector<ServerCircuit> serverCircuits;
};
} // namespace serverlib
} // namespace concretelang
#endif