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Size API to get the index's size #13

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Merged
abhinavdangeti merged 1 commit into from
Feb 2, 2024
Merged

Size API to get the index's size #13

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8 changes: 7 additions & 1 deletion c_api/Index_c_ex.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -8,7 +8,7 @@
// Copyright 2023-present Facebook. All Rights Reserved.
// -*- c++ -*-

#include "Index_c.h"
#include "Index_c_ex.h"
#include <faiss/Index.h>
#include "macros_impl.h"

Expand All @@ -30,4 +30,10 @@ int faiss_Index_merge_from(FaissIndex* index, FaissIndex* other, const idx_t add
CATCH_AND_HANDLE
}

size_t faiss_Index_size(FaissIndex* index) {
auto xIndex = reinterpret_cast<faiss::Index*>(index);
size_t rv = sizeof(xIndex);
return rv;
}

}
4 changes: 4 additions & 0 deletions c_api/Index_c_ex.h
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Original file line number Diff line number Diff line change
Expand Up @@ -12,9 +12,11 @@
#define FAISS_INDEX_EX_C_H

#include <stddef.h>
#include <stdio.h>
#include "faiss_c.h"
#include "Index_c.h"


#ifdef __cplusplus
extern "C" {
#endif
Expand All @@ -25,6 +27,8 @@ int faiss_Index_reconstruct_batch(const FaissIndex* index, idx_t n,

int faiss_Index_merge_from(FaissIndex* index, FaissIndex* other, idx_t add_id);

size_t faiss_Index_size(FaissIndex* index);

#ifdef __cplusplus
}
#endif
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