Initial commit

packages/leann-backend-hnsw/third_party/faiss/c_api/IndexShards_c.cpp

@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#include "IndexShards_c.h"
+#include <faiss/IndexShards.h>
+#include "macros_impl.h"
+
+using faiss::Index;
+using faiss::IndexShards;
+
+DEFINE_DESTRUCTOR(IndexShards)
+
+DEFINE_GETTER(IndexShards, int, own_indices)
+DEFINE_SETTER(IndexShards, int, own_indices)
+
+DEFINE_GETTER(IndexShards, int, successive_ids)
+DEFINE_SETTER(IndexShards, int, successive_ids)
+
+int faiss_IndexShards_new(FaissIndexShards** p_index, idx_t d) {
+    try {
+        auto out = new IndexShards(d);
+        *p_index = reinterpret_cast<FaissIndexShards*>(out);
+    }
+    CATCH_AND_HANDLE
+}
+
+int faiss_IndexShards_new_with_options(
+        FaissIndexShards** p_index,
+        idx_t d,
+        int threaded,
+        int successive_ids) {
+    try {
+        auto out = new IndexShards(
+                d,
+                static_cast<bool>(threaded),
+                static_cast<bool>(successive_ids));
+        *p_index = reinterpret_cast<FaissIndexShards*>(out);
+    }
+    CATCH_AND_HANDLE
+}
+
+int faiss_IndexShards_add_shard(FaissIndexShards* index, FaissIndex* shard) {
+    try {
+        reinterpret_cast<IndexShards*>(index)->add_shard(
+                reinterpret_cast<Index*>(shard));
+    }
+    CATCH_AND_HANDLE
+}
+
+int faiss_IndexShards_remove_shard(FaissIndexShards* index, FaissIndex* shard) {
+    try {
+        reinterpret_cast<IndexShards*>(index)->remove_shard(
+                reinterpret_cast<Index*>(shard));
+    }
+    CATCH_AND_HANDLE
+}
+
+FaissIndex* faiss_IndexShards_at(FaissIndexShards* index, int i) {
+    auto shard = reinterpret_cast<IndexShards*>(index)->at(i);
+    return reinterpret_cast<FaissIndex*>(shard);
+}