FM / util

/usr/local/lib64/python3.6/site-packages/pyarrow/include/arrow/util/

/usr/local/lib64/python3.6/site-packages/pyarrow/include/arrow/util

Name	Size	Mode	Actions
algorithm.h	1229	0644	edit dl rm
aligned_storage.h	4302	0644	edit dl rm
align_util.h	2636	0644	edit dl rm
async_generator.h	64088	0644	edit dl rm
async_util.h	9633	0644	edit dl rm
atomic_shared_ptr.h	3640	0644	edit dl rm
base64.h	1098	0644	edit dl rm
basic_decimal.h	20334	0644	edit dl rm
benchmark_util.h	4584	0644	edit dl rm
bitmap.h	17463	0644	edit dl rm
bitmap_builders.h	1563	0644	edit dl rm
bitmap_generate.h	3563	0644	edit dl rm
bitmap_ops.h	9084	0644	edit dl rm
bitmap_reader.h	8347	0644	edit dl rm
bitmap_visit.h	3460	0644	edit dl rm
bitmap_writer.h	9360	0644	edit dl rm
bitset_stack.h	2789	0644	edit dl rm
bit_block_counter.h	19141	0644	edit dl rm
bit_run_reader.h	16599	0644	edit dl rm
bit_stream_utils.h	16986	0644	edit dl rm
bit_util.h	11568	0644	edit dl rm
bpacking.h	1175	0644	edit dl rm
bpacking64_default.h	195934	0644	edit dl rm
bpacking_avx2.h	1009	0644	edit dl rm
bpacking_avx512.h	1011	0644	edit dl rm
bpacking_default.h	103232	0644	edit dl rm
bpacking_neon.h	1009	0644	edit dl rm
bpacking_simd128_generated.h	98529	0644	edit dl rm
bpacking_simd256_generated.h	77475	0644	edit dl rm
bpacking_simd512_generated.h	67081	0644	edit dl rm
byte_stream_split.h	28784	0644	edit dl rm
cancel.h	2911	0644	edit dl rm
checked_cast.h	2076	0644	edit dl rm
compare.h	1981	0644	edit dl rm
compression.h	7367	0644	edit dl rm
concurrent_map.h	1775	0644	edit dl rm
config.h	1659	0644	edit dl rm
converter.h	14657	0644	edit dl rm
counting_semaphore.h	2251	0644	edit dl rm
cpu_info.h	4724	0644	edit dl rm
decimal.h	11687	0644	edit dl rm
delimiting.h	7335	0644	edit dl rm
dispatch.h	3235	0644	edit dl rm
double_conversion.h	1195	0644	edit dl rm
endian.h	8071	0644	edit dl rm
formatting.h	20612	0644	edit dl rm
functional.h	5612	0644	edit dl rm
future.h	36168	0644	edit dl rm
future_iterator.h	2517	0644	edit dl rm
hashing.h	30633	0644	edit dl rm
hash_util.h	1914	0644	edit dl rm
int_util.h	4284	0644	edit dl rm
io_util.h	10326	0644	edit dl rm
iterator.h	18123	0644	edit dl rm
key_value_metadata.h	3579	0644	edit dl rm
launder.h	1051	0644	edit dl rm
logging.h	9338	0644	edit dl rm
macros.h	7349	0644	edit dl rm
make_unique.h	1475	0644	edit dl rm
map.h	2476	0644	edit dl rm
math_constants.h	1106	0644	edit dl rm
memory.h	1566	0644	edit dl rm
mutex.h	1833	0644	edit dl rm
optional.h	1174	0644	edit dl rm
parallel.h	3616	0644	edit dl rm
pcg_random.h	1146	0644	edit dl rm
print.h	1725	0644	edit dl rm
queue.h	1017	0644	edit dl rm
range.h	4834	0644	edit dl rm
rle_encoding.h	31029	0644	edit dl rm
simd.h	1333	0644	edit dl rm
small_vector.h	14660	0644	edit dl rm
sort.h	2466	0644	edit dl rm
spaced.h	3567	0644	edit dl rm
stopwatch.h	1401	0644	edit dl rm
string.h	2570	0644	edit dl rm
string_builder.h	2446	0644	edit dl rm
string_view.h	1269	0644	edit dl rm
task_group.h	4362	0644	edit dl rm
tdigest.h	3052	0644	edit dl rm
test_common.h	2837	0644	edit dl rm
thread_pool.h	15338	0644	edit dl rm
time.h	2988	0644	edit dl rm
trie.h	7157	0644	edit dl rm
type_fwd.h	1409	0644	edit dl rm
type_traits.h	2894	0644	edit dl rm
ubsan.h	2777	0644	edit dl rm
unreachable.h	926	0644	edit dl rm
uri.h	3297	0644	edit dl rm
utf8.h	18780	0644	edit dl rm
value_parsing.h	27056	0644	edit dl rm
variant.h	13728	0644	edit dl rm
vector.h	5665	0644	edit dl rm
visibility.h	1463	0644	edit dl rm
windows_compatibility.h	1260	0644	edit dl rm
windows_fixup.h	1379	0644	edit dl rm

Edit: /usr/local/lib64/python3.6/site-packages/pyarrow/include/arrow/util/int_util.h (4284B)

// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.

#pragma once

#include <cstdint>
#include <type_traits>

#include "arrow/status.h"
#include "arrow/util/visibility.h"

namespace arrow {

class DataType;
struct ArrayData;
struct Datum;
struct Scalar;

namespace internal {

ARROW_EXPORT
uint8_t DetectUIntWidth(const uint64_t* values, int64_t length, uint8_t min_width = 1);

ARROW_EXPORT
uint8_t DetectUIntWidth(const uint64_t* values, const uint8_t* valid_bytes,
                        int64_t length, uint8_t min_width = 1);

ARROW_EXPORT
uint8_t DetectIntWidth(const int64_t* values, int64_t length, uint8_t min_width = 1);

ARROW_EXPORT
uint8_t DetectIntWidth(const int64_t* values, const uint8_t* valid_bytes, int64_t length,
                       uint8_t min_width = 1);

ARROW_EXPORT
void DowncastInts(const int64_t* source, int8_t* dest, int64_t length);

ARROW_EXPORT
void DowncastInts(const int64_t* source, int16_t* dest, int64_t length);

ARROW_EXPORT
void DowncastInts(const int64_t* source, int32_t* dest, int64_t length);

ARROW_EXPORT
void DowncastInts(const int64_t* source, int64_t* dest, int64_t length);

ARROW_EXPORT
void DowncastUInts(const uint64_t* source, uint8_t* dest, int64_t length);

ARROW_EXPORT
void DowncastUInts(const uint64_t* source, uint16_t* dest, int64_t length);

ARROW_EXPORT
void DowncastUInts(const uint64_t* source, uint32_t* dest, int64_t length);

ARROW_EXPORT
void DowncastUInts(const uint64_t* source, uint64_t* dest, int64_t length);

ARROW_EXPORT
void UpcastInts(const int32_t* source, int64_t* dest, int64_t length);

template <typename InputInt, typename OutputInt>
inline typename std::enable_if<(sizeof(InputInt) >= sizeof(OutputInt))>::type CastInts(
    const InputInt* source, OutputInt* dest, int64_t length) {
  DowncastInts(source, dest, length);
}

template <typename InputInt, typename OutputInt>
inline typename std::enable_if<(sizeof(InputInt) < sizeof(OutputInt))>::type CastInts(
    const InputInt* source, OutputInt* dest, int64_t length) {
  UpcastInts(source, dest, length);
}

template <typename InputInt, typename OutputInt>
ARROW_EXPORT void TransposeInts(const InputInt* source, OutputInt* dest, int64_t length,
                                const int32_t* transpose_map);

ARROW_EXPORT
Status TransposeInts(const DataType& src_type, const DataType& dest_type,
                     const uint8_t* src, uint8_t* dest, int64_t src_offset,
                     int64_t dest_offset, int64_t length, const int32_t* transpose_map);

/// \brief Do vectorized boundschecking of integer-type array indices. The
/// indices must be non-nonnegative and strictly less than the passed upper
/// limit (which is usually the length of an array that is being indexed-into).
ARROW_EXPORT
Status CheckIndexBounds(const ArrayData& indices, uint64_t upper_limit);

/// \brief Boundscheck integer values to determine if they are all between the
/// passed upper and lower limits (inclusive). Upper and lower bounds must be
/// the same type as the data and are not currently casted.
ARROW_EXPORT
Status CheckIntegersInRange(const Datum& datum, const Scalar& bound_lower,
                            const Scalar& bound_upper);

/// \brief Use CheckIntegersInRange to determine whether the passed integers
/// can fit safely in the passed integer type. This helps quickly determine if
/// integer narrowing (e.g. int64->int32) is safe to do.
ARROW_EXPORT
Status IntegersCanFit(const Datum& datum, const DataType& target_type);

}  // namespace internal
}  // namespace arrow

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