faiss/c_api/MetaIndexes_c.cpp

/**
 * Copyright (c) Facebook, Inc. and its affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */

// Copyright 2004-present Facebook. All Rights Reserved.
// -*- c++ -*-

#include <faiss/MetaIndexes.h>
#include "MetaIndexes_c.h"
#include "macros_impl.h"

using faiss::Index;
using faiss::IndexIDMap;
using faiss::IndexIDMap2;

DEFINE_GETTER(IndexIDMap, int, own_fields)
DEFINE_SETTER(IndexIDMap, int, own_fields)

int faiss_IndexIDMap_new(FaissIndexIDMap** p_index, FaissIndex* index) {
    try {
        auto out = new IndexIDMap(reinterpret_cast<Index*>(index));
        *p_index = reinterpret_cast<FaissIndexIDMap*>(out);
    } CATCH_AND_HANDLE
}

void faiss_IndexIDMap_id_map(FaissIndexIDMap* index, idx_t** p_id_map, size_t* p_size) {
    auto idx = reinterpret_cast<IndexIDMap*>(index);
    if (p_id_map)
        *p_id_map = idx->id_map.data();
    if (p_size)
        *p_size = idx->id_map.size();
}

int faiss_IndexIDMap2_new(FaissIndexIDMap2** p_index, FaissIndex* index) {
    try {
        auto out = new IndexIDMap2(reinterpret_cast<Index*>(index));
        *p_index = reinterpret_cast<FaissIndexIDMap2*>(out);
    } CATCH_AND_HANDLE
}

int faiss_IndexIDMap2_construct_rev_map(FaissIndexIDMap2* index) {
    try {
        reinterpret_cast<IndexIDMap2*>(index)->construct_rev_map();
    } CATCH_AND_HANDLE
}