Revert "HADOOP-11505. Various native parts use bswap incorrectly and unportably (Alan Burlison via aw)"

This reverts commit 6725e7f1beb96177b0b59a6082a05869aab2e37b.

hadoop-common-project/hadoop-common/CHANGES.txt

@@ -537,9 +537,6 @@ Trunk (Unreleased)
 
     HADOOP-12553. [JDK8] Fix javadoc error caused by illegal tag. (aajisaka)
 
-    HADOOP-11505. Various native parts use bswap incorrectly and unportably
-    (Alan Burlison via aw)
-
   OPTIMIZATIONS
 
     HADOOP-7761. Improve the performance of raw comparisons. (todd)

hadoop-common-project/hadoop-common/src/CMakeLists.txt

@@ -41,131 +41,6 @@ endif()
 # Configure JNI.
 include(HadoopJNI)
 
-#
-# Endian configuration, as per http://austingroupbugs.net/view.php?id=162#c665
-#
-
-# Work out the endianness, set header macro values.
-include(TestBigEndian)
-include(CheckIncludeFile)
-include(CheckSymbolExists)
-test_big_endian(_bigendian)
-if(_bigendian)
-  set(HADOOP_BYTE_ORDER "HADOOP_BIG_ENDIAN")
-else()
-  set(HADOOP_BYTE_ORDER "HADOOP_LITTLE_ENDIAN")
-endif()
-
-# Linux, NetBSD, FreeBSD and OpenBSD all provide htoXXX definitions in endian.h or sys/endian.h.
-check_include_file("endian.h" _endian_h)
-if (_endian_h)
-  set(HADOOP_ENDIAN_H "endian.h")
-else()
-  check_include_file("sys/endian.h" _sys_endian_h)
-  if (_sys_endian_h)
-    set(HADOOP_ENDIAN_H "sys/endian.h")
-  endif()
-endif()
-if(DEFINED HADOOP_ENDIAN_H)
-check_symbol_exists("be64toh" ${HADOOP_ENDIAN_H} _be64toh)
-  if( _be64toh)
-    set(HADOOP_HTOBE16 "htobe16")
-    set(HADOOP_HTOLE16 "htole16")
-    set(HADOOP_BE16TOH "be16toh")
-    set(HADOOP_LE16TOH "le16toh")
-    set(HADOOP_HTOBE32 "htobe32")
-    set(HADOOP_HTOLE32 "htole32")
-    set(HADOOP_BE32TOH "be32toh")
-    set(HADOOP_LE32TOH "le32toh")
-    set(HADOOP_HTOBE64 "htobe64")
-    set(HADOOP_HTOLE64 "htole64")
-    set(HADOOP_BE64TOH "be64toh")
-    set(HADOOP_LE64TOH "le64toh")
-    set(_have_endian TRUE)
-    unset(_be64toh)
-  else()
-    message(FATAL_ERROR "endian.h located but doesn't contain be64toh")
-  endif()
-endif()
-
-# Solaris doesn't provide htoXXX, we have to provide alternatives.
-if(NOT _have_endian)
-  check_include_file("sys/byteorder.h" _sys_byteorder_h)
-  if(_sys_byteorder_h)
-    set(HADOOP_ENDIAN_H "sys/byteorder.h")
-    check_symbol_exists("BSWAP_64" ${HADOOP_ENDIAN_H} _bswap_64)
-  endif()
-  if(_sys_byteorder_h AND _bswap_64)
-    if(_bigendian)
-      set(HADOOP_HTOBE16 "")
-      set(HADOOP_HTOLE16 "BSWAP_16")
-      set(HADOOP_BE16TOH "")
-      set(HADOOP_LE16TOH "BSWAP_16")
-      set(HADOOP_HTOBE32 "")
-      set(HADOOP_HTOLE32 "BSWAP_32")
-      set(HADOOP_BE32TOH "")
-      set(HADOOP_LE32TOH "BSWAP_32")
-      set(HADOOP_HTOBE64 "")
-      set(HADOOP_HTOLE64 "BSWAP_64")
-      set(HADOOP_BE64TOH "")
-      set(HADOOP_LE64TOH "BSWAP_64")
-    else()
-      set(HADOOP_HTOBE16 "BSWAP_16")
-      set(HADOOP_HTOLE16 "")
-      set(HADOOP_BE16TOH "BSWAP_16")
-      set(HADOOP_LE16TOH "")
-      set(HADOOP_HTOBE32 "BSWAP_32")
-      set(HADOOP_HTOLE32 "")
-      set(HADOOP_BE32TOH "BSWAP_32")
-      set(HADOOP_LE32TOH "")
-      set(HADOOP_HTOBE64 "BSWAP_64")
-      set(HADOOP_HTOLE64 "")
-      set(HADOOP_BE64TOH "BSWAP_64")
-      set(HADOOP_LE64TOH "")
-    endif()
-    set(_have_endian TRUE)
-    unset(_sys_byteorder_h)
-    unset(_bswap_64)
-  endif()
-endif()
-
-# OSX uses libkern/OSByteOrder.h and OSSwapXtoY.
-if(NOT _have_endian)
-  check_include_file("libkern/OSByteOrder.h" _libkern_osbyteorder_h)
-  if(_libkern_osbyteorder_h)
-    set(HADOOP_ENDIAN_H "libkern/OSByteOrder.h")
-    check_symbol_exists("OSSwapHostToLittleInt64" ${HADOOP_ENDIAN_H} _osswaphosttolittleint64)
-  endif()
-  if(_libkern_osbyteorder_h AND _osswaphosttolittleint64)
-    set(HADOOP_HTOBE16 "OSSwapHostToBigInt16")
-    set(HADOOP_HTOLE16 "OSSwapHostToLittleInt16")
-    set(HADOOP_BE16TOH "OSSwapBigToHostInt16")
-    set(HADOOP_LE16TOH "OSSwapLittleToHostInt16")
-    set(HADOOP_HTOBE32 "OSSwapHostToBigInt32")
-    set(HADOOP_HTOLE32 "OSSwapHostToLittleInt32")
-    set(HADOOP_BE32TOH "OSSwapBigToHostInt32")
-    set(HADOOP_LE32TOH "OSSwapLittleToHostInt32")
-    set(HADOOP_HTOBE64 "OSSwapHostToBigInt64")
-    set(HADOOP_HTOLE64 "OSSwapHostToLittleInt64")
-    set(HADOOP_BE64TOH "OSSwapBigToHostInt64")
-    set(HADOOP_LE64TOH "OSSwapLittleToHostInt64")
-    set(_have_endian TRUE)
-    unset(_libkern_osbyteorder_h)
-    unset(_osswaphosttolittleint64)
-  endif()
-endif()
-
-# Bail if we don't know the endian definitions for this platform.
-if(NOT _have_endian)
-  message(FATAL_ERROR "Can't provide endianness definitions for this platform")
-endif()
-
-# Configure the hadoop_endian.h header file.
-configure_file(${CMAKE_SOURCE_DIR}/hadoop_endian.h.cmake ${CMAKE_BINARY_DIR}/hadoop_endian.h)
-unset(_bigendian)
-unset(_have_endian)
-unset(HADOOP_ENDIAN_H)
-
 # Require zlib.
 set(STORED_CMAKE_FIND_LIBRARY_SUFFIXES ${CMAKE_FIND_LIBRARY_SUFFIXES})
 hadoop_set_find_shared_library_version("1")

hadoop-common-project/hadoop-common/src/main/native/src/org/apache/hadoop/util/bulk_crc32.c

@@ -37,7 +37,6 @@
 #include "crc32c_tables.h"
 #include "bulk_crc32.h"
 #include "gcc_optimizations.h"
-#include "hadoop_endian.h"
 
 #define CRC_INITIAL_VAL 0xffffffff
 
@@ -164,7 +163,7 @@ static uint32_t crc32c_sb8(uint32_t crc, const uint8_t *buf, size_t length) {
   for (li=0; li < running_length/8; li++) {
 	uint32_t term1;
 	uint32_t term2;
-    crc ^= hadoop_htole32(*(uint32_t *)buf);
+    crc ^= *(uint32_t *)buf;
     buf += 4;
     term1 = CRC32C_T8_7[crc & 0x000000FF] ^
         CRC32C_T8_6[(crc >> 8) & 0x000000FF];
@@ -172,10 +171,10 @@ static uint32_t crc32c_sb8(uint32_t crc, const uint8_t *buf, size_t length) {
     crc = term1 ^
         CRC32C_T8_5[term2 & 0x000000FF] ^ 
         CRC32C_T8_4[(term2 >> 8) & 0x000000FF];
-    term1 = CRC32C_T8_3[hadoop_htole32(*(uint32_t *)buf) & 0x000000FF] ^
-        CRC32C_T8_2[(hadoop_htole32(*(uint32_t *)buf) >> 8) & 0x000000FF];
+    term1 = CRC32C_T8_3[(*(uint32_t *)buf) & 0x000000FF] ^
+        CRC32C_T8_2[((*(uint32_t *)buf) >> 8) & 0x000000FF];
     
-    term2 = hadoop_htole32((*(uint32_t *)buf)) >> 16;
+    term2 = (*(uint32_t *)buf) >> 16;
     crc =  crc ^ 
         term1 ^    
         CRC32C_T8_1[term2  & 0x000000FF] ^  
@@ -210,7 +209,7 @@ static uint32_t crc32_zlib_sb8(
   for (li=0; li < running_length/8; li++) {
 	uint32_t term1;
 	uint32_t term2;
-    crc ^= hadoop_htole32(*(uint32_t *)buf);
+    crc ^= *(uint32_t *)buf;
     buf += 4;
     term1 = CRC32_T8_7[crc & 0x000000FF] ^
         CRC32_T8_6[(crc >> 8) & 0x000000FF];
@@ -218,10 +217,10 @@ static uint32_t crc32_zlib_sb8(
     crc = term1 ^
         CRC32_T8_5[term2 & 0x000000FF] ^ 
         CRC32_T8_4[(term2 >> 8) & 0x000000FF];
-    term1 = CRC32_T8_3[hadoop_htole32(*(uint32_t *)buf) & 0x000000FF] ^
-        CRC32_T8_2[(hadoop_htole32(*(uint32_t *)buf) >> 8) & 0x000000FF];
+    term1 = CRC32_T8_3[(*(uint32_t *)buf) & 0x000000FF] ^
+        CRC32_T8_2[((*(uint32_t *)buf) >> 8) & 0x000000FF];
     
-    term2 = hadoop_htole32(*(uint32_t *)buf) >> 16;
+    term2 = (*(uint32_t *)buf) >> 16;
     crc =  crc ^ 
         term1 ^    
         CRC32_T8_1[term2  & 0x000000FF] ^  

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/CMakeLists.txt

@@ -90,7 +90,6 @@ include_directories(
     ${SRC}/src/util
     ${SRC}/src/lib
     ${SRC}/test
-    ../../../../hadoop-common-project/hadoop-common/target/native
     ${CMAKE_CURRENT_SOURCE_DIR}
     ${CMAKE_BINARY_DIR}
     ${JNI_INCLUDE_DIRS}

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/java/org/apache/hadoop/mapred/nativetask/INativeComparable.java

@@ -42,8 +42,8 @@ import org.apache.hadoop.classification.InterfaceStability;
  * <code>
  *   int HivePlatform::HiveKeyComparator(const char * src, uint32_t srcLength,
  *   const char * dest, uint32_t destLength) {
- *     uint32_t sl = hadoop_be32toh(*(uint32_t*)src);
- *     uint32_t dl = hadoop_be32toh(*(uint32_t*)dest);
+ *     uint32_t sl = bswap(*(uint32_t*)src);
+ *     uint32_t dl = bswap(*(uint32_t*)dest);
  *     return NativeObjectFactory::BytesComparator(src + 4, sl, dest + 4, dl);
  *   }
  * </code>

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/src/NativeTask.h

@@ -40,6 +40,15 @@ enum NativeObjectType {
   BatchHandlerType = 1,
 };
 
+/**
+ * Enduim setting
+ *
+ */
+enum Endium {
+  LITTLE_ENDIUM = 0,
+  LARGE_ENDIUM = 1
+};
+
 #define NATIVE_COMBINER "native.combiner.class"
 #define NATIVE_PARTITIONER "native.partitioner.class"
 #define NATIVE_MAPPER "native.mapper.class"

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/src/codec/BlockCodec.cc

@@ -104,8 +104,8 @@ int32_t BlockDecompressStream::read(void * buff, uint32_t length) {
       THROW_EXCEPTION(IOException, "readFully get incomplete data");
     }
     _compressedBytesRead += rd;
-    sizes[0] = hadoop_be32toh(sizes[0]);
-    sizes[1] = hadoop_be32toh(sizes[1]);
+    sizes[0] = bswap(sizes[0]);
+    sizes[1] = bswap(sizes[1]);
     if (sizes[0] <= length) {
       uint32_t len = decompressOneBlock(sizes[1], buff, sizes[0]);
       if (len != sizes[0]) {

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/src/codec/Lz4Codec.cc

@@ -38,8 +38,8 @@ void Lz4CompressStream::compressOneBlock(const void * buff, uint32_t length) {
   int ret = LZ4_compress((char*)buff, _tempBuffer + 8, length);
   if (ret > 0) {
     compressedLength = ret;
-    ((uint32_t*)_tempBuffer)[0] = hadoop_be32toh(length);
-    ((uint32_t*)_tempBuffer)[1] = hadoop_be32toh((uint32_t)compressedLength);
+    ((uint32_t*)_tempBuffer)[0] = bswap(length);
+    ((uint32_t*)_tempBuffer)[1] = bswap((uint32_t)compressedLength);
     _stream->write(_tempBuffer, compressedLength + 8);
     _compressedBytesWritten += (compressedLength + 8);
   } else {

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/src/codec/SnappyCodec.cc

@@ -37,8 +37,8 @@ void SnappyCompressStream::compressOneBlock(const void * buff, uint32_t length)
   snappy_status ret = snappy_compress((const char*)buff, length, _tempBuffer + 8,
       &compressedLength);
   if (ret == SNAPPY_OK) {
-    ((uint32_t*)_tempBuffer)[0] = hadoop_be32toh(length);
-    ((uint32_t*)_tempBuffer)[1] = hadoop_be32toh((uint32_t)compressedLength);
+    ((uint32_t*)_tempBuffer)[0] = bswap(length);
+    ((uint32_t*)_tempBuffer)[1] = bswap((uint32_t)compressedLength);
     _stream->write(_tempBuffer, compressedLength + 8);
     _compressedBytesWritten += (compressedLength + 8);
   } else if (ret == SNAPPY_INVALID_INPUT) {

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/src/handler/CombineHandler.cc

@@ -15,7 +15,6 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-
 #include "CombineHandler.h"
 
 namespace NativeTask {
@@ -49,8 +48,8 @@ uint32_t CombineHandler::feedDataToJavaInWritableSerialization() {
 
   if (_kvCached) {
     uint32_t kvLength = _key.outerLength + _value.outerLength + KVBuffer::headerLength();
-    outputInt(hadoop_be32toh(_key.outerLength));
-    outputInt(hadoop_be32toh(_value.outerLength));
+    outputInt(bswap(_key.outerLength));
+    outputInt(bswap(_value.outerLength));
     outputKeyOrValue(_key, _kType);
     outputKeyOrValue(_value, _vType);
 
@@ -74,8 +73,8 @@ uint32_t CombineHandler::feedDataToJavaInWritableSerialization() {
     } else {
       firstKV = false;
       //write final key length and final value length
-      outputInt(hadoop_be32toh(_key.outerLength));
-      outputInt(hadoop_be32toh(_value.outerLength));
+      outputInt(bswap(_key.outerLength));
+      outputInt(bswap(_value.outerLength));
       outputKeyOrValue(_key, _kType);
       outputKeyOrValue(_value, _vType);
 
@@ -102,7 +101,7 @@ void CombineHandler::outputKeyOrValue(SerializeInfo & KV, KeyValueType type) {
     output(KV.buffer.data(), KV.buffer.length());
     break;
   case BytesType:
-    outputInt(hadoop_be32toh(KV.buffer.length()));
+    outputInt(bswap(KV.buffer.length()));
     output(KV.buffer.data(), KV.buffer.length());
     break;
   default:
@@ -203,8 +202,8 @@ void CombineHandler::write(char * buf, uint32_t length) {
   uint32_t outputRecordCount = 0;
   while (remain > 0) {
     kv = (KVBuffer *)pos;
-    kv->keyLength = hadoop_be32toh(kv->keyLength);
-    kv->valueLength = hadoop_be32toh(kv->valueLength);
+    kv->keyLength = bswap(kv->keyLength);
+    kv->valueLength = bswap(kv->valueLength);
     _writer->write(kv->getKey(), kv->keyLength, kv->getValue(), kv->valueLength);
     outputRecordCount++;
     remain -= kv->length();

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/src/handler/MCollectorOutputHandler.cc

@@ -30,7 +30,7 @@ using std::vector;
 namespace NativeTask {
 
 MCollectorOutputHandler::MCollectorOutputHandler()
-    : _collector(NULL), _dest(NULL) {
+    : _collector(NULL), _dest(NULL), _endium(LARGE_ENDIUM) {
 }
 
 MCollectorOutputHandler::~MCollectorOutputHandler() {
@@ -73,9 +73,11 @@ void MCollectorOutputHandler::handleInput(ByteBuffer & in) {
       THROW_EXCEPTION(IOException, "k/v meta information incomplete");
     }
 
-    kvBuffer->partitionId = hadoop_be32toh(kvBuffer->partitionId);
-    kvBuffer->buffer.keyLength = hadoop_be32toh(kvBuffer->buffer.keyLength);
-    kvBuffer->buffer.valueLength = hadoop_be32toh(kvBuffer->buffer.valueLength);
+    if (_endium == LARGE_ENDIUM) {
+      kvBuffer->partitionId = bswap(kvBuffer->partitionId);
+      kvBuffer->buffer.keyLength = bswap(kvBuffer->buffer.keyLength);
+      kvBuffer->buffer.valueLength = bswap(kvBuffer->buffer.valueLength);
+    }
 
     uint32_t kvLength = kvBuffer->buffer.length();
 

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/src/handler/MCollectorOutputHandler.h

@@ -35,6 +35,8 @@ private:
   // state info for large KV pairs
   char * _dest;
 
+  Endium _endium;
+
 public:
   MCollectorOutputHandler();
   virtual ~MCollectorOutputHandler();

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/src/lib/Buffers.h

@@ -115,7 +115,7 @@ public:
    * read uint32_t big endian
    */
   inline uint32_t read_uint32_be() {
-    return hadoop_be32toh(read_uint32_le());
+    return bswap(read_uint32_le());
   }
 };
 
@@ -198,7 +198,7 @@ public:
   }
 
   inline void write_uint32_be(uint32_t v) {
-    write_uint32_le(hadoop_be32toh(v));
+    write_uint32_le(bswap(v));
   }
 
   inline void write_uint64_le(uint64_t v) {
@@ -211,7 +211,7 @@ public:
   }
 
   inline void write_uint64_be(uint64_t v) {
-    write_uint64_le(hadoop_be64toh(v));
+    write_uint64_le(bswap64(v));
   }
 
   inline void write_vlong(int64_t v) {
@@ -278,11 +278,12 @@ struct KVBuffer {
   }
 
   uint32_t length() {
-    return keyLength + valueLength + SIZE_OF_KV_LENGTH;
+    return keyLength + valueLength + SIZE_OF_KEY_LENGTH + SIZE_OF_VALUE_LENGTH;
   }
 
   uint32_t lengthConvertEndium() {
-    return hadoop_be32toh(keyLength) + hadoop_be32toh(valueLength) + SIZE_OF_KV_LENGTH;
+    long value = bswap64(*((long *)this));
+    return (value >> 32) + value + SIZE_OF_KEY_LENGTH + SIZE_OF_VALUE_LENGTH;
   }
 
   void fill(const void * key, uint32_t keylen, const void * value, uint32_t vallen) {
@@ -298,7 +299,7 @@ struct KVBuffer {
   }
 
   static uint32_t headerLength() {
-    return SIZE_OF_KV_LENGTH;
+    return SIZE_OF_KEY_LENGTH + SIZE_OF_VALUE_LENGTH;
   }
 };
 

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/src/lib/IFile.cc

@@ -60,7 +60,7 @@ bool IFileReader::nextPartition() {
     if (4 != _stream->readFully(&chsum, 4)) {
       THROW_EXCEPTION(IOException, "read ifile checksum failed");
     }
-    uint32_t actual = hadoop_be32toh(chsum);
+    uint32_t actual = bswap(chsum);
     uint32_t expect = _source->getChecksum();
     if (actual != expect) {
       THROW_EXCEPTION_EX(IOException, "read ifile checksum not match, actual %x expect %x", actual,
@@ -130,7 +130,7 @@ void IFileWriter::endPartition() {
   }
 
   uint32_t chsum = _dest->getChecksum();
-  chsum = hadoop_be32toh(chsum);
+  chsum = bswap(chsum);
   _stream->write(&chsum, sizeof(chsum));
   _stream->flush();
   IFileSegment * info = &(_spillFileSegments[_spillFileSegments.size() - 1]);

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/src/lib/IFile.h

@@ -74,7 +74,7 @@ public:
       keyLen = WritableUtils::ReadVInt(kvbuff, len);
       break;
     case BytesType:
-      keyLen = hadoop_be32toh(*(uint32_t*)kvbuff);
+      keyLen = bswap(*(uint32_t*)kvbuff);
       len = 4;
       break;
     default:
@@ -89,7 +89,7 @@ public:
       _valuePos = vbuff + len;
       break;
     case BytesType:
-      _valueLen = hadoop_be32toh(*(uint32_t*)vbuff);
+      _valueLen = bswap(*(uint32_t*)vbuff);
       _valuePos = vbuff + 4;
       break;
     default:

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/src/lib/NativeObjectFactory.cc

@@ -317,8 +317,8 @@ int NativeObjectFactory::IntComparator(const char * src, uint32_t srcLength, con
     uint32_t destLength) {
   int result = (*src) - (*dest);
   if (result == 0) {
-    uint32_t from = hadoop_be32toh(*(uint32_t*)src);
-    uint32_t to = hadoop_be32toh(*(uint32_t*)dest);
+    uint32_t from = bswap(*(uint32_t*)src);
+    uint32_t to = bswap(*(uint32_t*)dest);
     if (from > to) {
       return 1;
     } else if (from == to) {
@@ -335,8 +335,8 @@ int NativeObjectFactory::LongComparator(const char * src, uint32_t srcLength, co
   int result = (int)(*src) - (int)(*dest);
   if (result == 0) {
 
-    uint64_t from = hadoop_be64toh(*(uint64_t*)src);
-    uint64_t to = hadoop_be64toh(*(uint64_t*)dest);
+    uint64_t from = bswap64(*(uint64_t*)src);
+    uint64_t to = bswap64(*(uint64_t*)dest);
     if (from > to) {
       return 1;
     } else if (from == to) {
@@ -380,8 +380,8 @@ int NativeObjectFactory::FloatComparator(const char * src, uint32_t srcLength, c
     THROW_EXCEPTION_EX(IOException, "float comparator, while src/dest lengt is not 4");
   }
 
-  uint32_t from = hadoop_be32toh(*(uint32_t*)src);
-  uint32_t to = hadoop_be32toh(*(uint32_t*)dest);
+  uint32_t from = bswap(*(uint32_t*)src);
+  uint32_t to = bswap(*(uint32_t*)dest);
 
   float * srcValue = (float *)(&from);
   float * destValue = (float *)(&to);
@@ -401,8 +401,8 @@ int NativeObjectFactory::DoubleComparator(const char * src, uint32_t srcLength,
     THROW_EXCEPTION_EX(IOException, "double comparator, while src/dest lengt is not 4");
   }
 
-  uint64_t from = hadoop_be64toh(*(uint64_t*)src);
-  uint64_t to = hadoop_be64toh(*(uint64_t*)dest);
+  uint64_t from = bswap64(*(uint64_t*)src);
+  uint64_t to = bswap64(*(uint64_t*)dest);
 
   double * srcValue = (double *)(&from);
   double * destValue = (double *)(&to);

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/src/lib/SpillInfo.cc

@@ -58,10 +58,10 @@ void SingleSpillInfo::writeSpillInfo(const std::string & filepath) {
     appendBuffer.flush();
     uint32_t chsum = dest.getChecksum();
 #ifdef SPILLRECORD_CHECKSUM_UINT
-    chsum = hadoop_be32toh(chsum);
+    chsum = bswap(chsum);
     fout->write(&chsum, sizeof(uint32_t));
 #else
-    uint64_t wtchsum = hadoop_be64toh((uint64_t)chsum);
+    uint64_t wtchsum = bswap64((uint64_t)chsum);
     fout->write(&wtchsum, sizeof(uint64_t));
 #endif
   }

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/src/lib/commons.h

@@ -41,7 +41,6 @@
 #include <map>
 #include <algorithm>
 
-#include "hadoop_endian.h"
 #include "lib/primitives.h"
 #include "lib/Log.h"
 #include "NativeTask.h"

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/src/lib/primitives.h

@@ -28,7 +28,6 @@
 #include <stdint.h>
 #include <assert.h>
 #include <string>
-#include "hadoop_endian.h"
 
 #ifdef __GNUC__
 #define likely(x)       __builtin_expect((x),1)
@@ -94,6 +93,39 @@ inline void simple_memcpy(void * dest, const void * src, size_t len) {
 
 #endif
 
+/**
+ * little-endian to big-endian or vice versa
+ */
+inline uint32_t bswap(uint32_t val) {
+#ifdef __aarch64__
+  __asm__("rev %w[dst], %w[src]" : [dst]"=r"(val) : [src]"r"(val));
+#else
+  __asm__("bswap %0" : "=r" (val) : "0" (val));
+#endif
+  return val;
+}
+
+inline uint64_t bswap64(uint64_t val) {
+#ifdef __aarch64__
+  __asm__("rev %[dst], %[src]" : [dst]"=r"(val) : [src]"r"(val));
+#else
+#ifdef __X64
+  __asm__("bswapq %0" : "=r" (val) : "0" (val));
+#else
+
+  uint64_t lower = val & 0xffffffffU;
+  uint32_t higher = (val >> 32) & 0xffffffffU;
+
+  lower = bswap(lower);
+  higher = bswap(higher);
+
+  return (lower << 32) + higher;
+
+#endif
+#endif
+  return val;
+}
+
 /**
  * Fast memcmp
  */
@@ -126,16 +158,16 @@ inline int64_t fmemcmp(const char * src, const char * dest, uint32_t len) {
     return ((int64_t)src8[2] - (int64_t)dest8[2]);
   }
   case 4: {
-    return (int64_t)hadoop_be32toh(*(uint32_t*)src) - (int64_t)hadoop_be32toh(*(uint32_t*)dest);
+    return (int64_t)bswap(*(uint32_t*)src) - (int64_t)bswap(*(uint32_t*)dest);
   }
   }
   if (len < 8) {
-    int64_t ret = ((int64_t)hadoop_be32toh(*(uint32_t*)src) - (int64_t)hadoop_be32toh(*(uint32_t*)dest));
+    int64_t ret = ((int64_t)bswap(*(uint32_t*)src) - (int64_t)bswap(*(uint32_t*)dest));
     if (ret) {
       return ret;
     }
-    return ((int64_t)hadoop_be32toh(*(uint32_t*)(src + len - 4))
-        - (int64_t)hadoop_be32toh(*(uint32_t*)(dest + len - 4)));
+    return ((int64_t)bswap(*(uint32_t*)(src + len - 4))
+        - (int64_t)bswap(*(uint32_t*)(dest + len - 4)));
   }
   uint32_t cur = 0;
   uint32_t end = len & (0xffffffffU << 3);
@@ -143,8 +175,8 @@ inline int64_t fmemcmp(const char * src, const char * dest, uint32_t len) {
     uint64_t l = *(uint64_t*)(src8 + cur);
     uint64_t r = *(uint64_t*)(dest8 + cur);
     if (l != r) {
-      l = hadoop_be64toh(l);
-      r = hadoop_be64toh(r);
+      l = bswap64(l);
+      r = bswap64(r);
       return l > r ? 1 : -1;
     }
     cur += 8;
@@ -152,8 +184,8 @@ inline int64_t fmemcmp(const char * src, const char * dest, uint32_t len) {
   uint64_t l = *(uint64_t*)(src8 + len - 8);
   uint64_t r = *(uint64_t*)(dest8 + len - 8);
   if (l != r) {
-    l = hadoop_be64toh(l);
-    r = hadoop_be64toh(r);
+    l = bswap64(l);
+    r = bswap64(r);
     return l > r ? 1 : -1;
   }
   return 0;

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/src/util/WritableUtils.cc

@@ -120,29 +120,29 @@ void WritableUtils::WriteVLongInner(int64_t v, char * pos, uint32_t & len) {
     len = 4;
   } else if (value < (1ULL << 32)) {
     *(pos++) = base - 3;
-    *(uint32_t*)(pos) = hadoop_be32toh((uint32_t)value);
+    *(uint32_t*)(pos) = bswap((uint32_t)value);
     len = 5;
   } else if (value < (1ULL << 40)) {
     *(pos++) = base - 4;
-    *(uint32_t*)(pos) = hadoop_be32toh((uint32_t)(value >> 8));
+    *(uint32_t*)(pos) = bswap((uint32_t)(value >> 8));
     *(uint8_t*)(pos + 4) = value;
     len = 6;
   } else if (value < (1ULL << 48)) {
     *(pos++) = base - 5;
-    *(uint32_t*)(pos) = hadoop_be32toh((uint32_t)(value >> 16));
+    *(uint32_t*)(pos) = bswap((uint32_t)(value >> 16));
     *(uint8_t*)(pos + 4) = value >> 8;
     *(uint8_t*)(pos + 5) = value;
     len = 7;
   } else if (value < (1ULL << 56)) {
     *(pos++) = base - 6;
-    *(uint32_t*)(pos) = hadoop_be32toh((uint32_t)(value >> 24));
+    *(uint32_t*)(pos) = bswap((uint32_t)(value >> 24));
     *(uint8_t*)(pos + 4) = value >> 16;
     *(uint8_t*)(pos + 5) = value >> 8;
     *(uint8_t*)(pos + 6) = value;
     len = 8;
   } else {
     *(pos++) = base - 7;
-    *(uint64_t*)pos = hadoop_be64toh(value);
+    *(uint64_t*)pos = bswap64(value);
     len = 9;
   }
 }
@@ -168,7 +168,7 @@ int64_t WritableUtils::ReadLong(InputStream * stream) {
   if (stream->readFully(&ret, 8) != 8) {
     THROW_EXCEPTION(IOException, "ReadLong reach EOF");
   }
-  return (int64_t)hadoop_be64toh(ret);
+  return (int64_t)bswap64(ret);
 }
 
 int32_t WritableUtils::ReadInt(InputStream * stream) {
@@ -176,7 +176,7 @@ int32_t WritableUtils::ReadInt(InputStream * stream) {
   if (stream->readFully(&ret, 4) != 4) {
     THROW_EXCEPTION(IOException, "ReadInt reach EOF");
   }
-  return (int32_t)hadoop_be32toh(ret);
+  return (int32_t)bswap(ret);
 }
 
 int16_t WritableUtils::ReadShort(InputStream * stream) {
@@ -192,7 +192,7 @@ float WritableUtils::ReadFloat(InputStream * stream) {
   if (stream->readFully(&ret, 4) != 4) {
     THROW_EXCEPTION(IOException, "ReadFloat reach EOF");
   }
-  ret = hadoop_be32toh(ret);
+  ret = bswap(ret);
   return *(float*)&ret;
 }
 
@@ -232,12 +232,12 @@ void WritableUtils::WriteVLong(OutputStream * stream, int64_t v) {
 }
 
 void WritableUtils::WriteLong(OutputStream * stream, int64_t v) {
-  uint64_t be = hadoop_be64toh((uint64_t)v);
+  uint64_t be = bswap64((uint64_t)v);
   stream->write(&be, 8);
 }
 
 void WritableUtils::WriteInt(OutputStream * stream, int32_t v) {
-  uint32_t be = hadoop_be32toh((uint32_t)v);
+  uint32_t be = bswap((uint32_t)v);
   stream->write(&be, 4);
 }
 
@@ -249,7 +249,7 @@ void WritableUtils::WriteShort(OutputStream * stream, int16_t v) {
 
 void WritableUtils::WriteFloat(OutputStream * stream, float v) {
   uint32_t intv = *(uint32_t*)&v;
-  intv = hadoop_be32toh(intv);
+  intv = bswap(intv);
   stream->write(&intv, 4);
 }
 
@@ -286,10 +286,10 @@ void WritableUtils::toString(string & dest, KeyValueType type, const void * data
     dest.append(*(uint8_t*)data ? "true" : "false");
     break;
   case IntType:
-    dest.append(StringUtil::ToString((int32_t)hadoop_be32toh(*(uint32_t*)data)));
+    dest.append(StringUtil::ToString((int32_t)bswap(*(uint32_t*)data)));
     break;
   case LongType:
-    dest.append(StringUtil::ToString((int64_t)hadoop_be64toh(*(uint64_t*)data)));
+    dest.append(StringUtil::ToString((int64_t)bswap64(*(uint64_t*)data)));
     break;
   case FloatType:
     dest.append(StringUtil::ToString(*(float*)data));

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/test/TestIFile.cc

@@ -190,7 +190,7 @@ TEST(IFile, TestGlibCBug) {
   reader->nextPartition();
   uint32_t index = 0;
   while (NULL != (key = reader->nextKey(length))) {
-    int32_t realKey = (int32_t)hadoop_be32toh(*(uint32_t *)(key));
+    int32_t realKey = (int32_t)bswap(*(uint32_t *)(key));
     ASSERT_LT(index, 5);
     ASSERT_EQ(expect[index], realKey);
     index++;

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/test/TestSort.cc

@@ -38,8 +38,8 @@ inline int fmemcmporig(const char * src, const char * dest, uint32_t len) {
     uint64_t l = *src8;
     uint64_t r = *dest8;
     if (l != r) {
-      l = hadoop_be64toh(l);
-      r = hadoop_be64toh(r);
+      l = bswap64(l);
+      r = bswap64(r);
       return l > r ? 1 : -1;
     }
     ++src8;
@@ -59,8 +59,8 @@ inline int fmemcmporig(const char * src, const char * dest, uint32_t len) {
   if (l == r) {
     return 0;
   }
-  l = hadoop_be64toh(l);
-  r = hadoop_be64toh(r);
+  l = bswap64(l);
+  r = bswap64(r);
   return l > r ? 1 : -1;
 }
 

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/test/lib/TestKVBuffer.cc

@@ -43,8 +43,8 @@ TEST(KVBuffer, test) {
   ASSERT_EQ(8, kv1->getKey() - buff);
   ASSERT_EQ(strlen(KEY) + 8, kv1->getValue() - buff);
 
-  kv1->keyLength = hadoop_be32toh(kv1->keyLength);
-  kv1->valueLength = hadoop_be32toh(kv1->valueLength);
+  kv1->keyLength = bswap(kv1->keyLength);
+  kv1->valueLength = bswap(kv1->valueLength);
 
   ASSERT_EQ(8, kv1->headerLength());
   ASSERT_EQ(strlen(KEY) + strlen(VALUE) + 8, kv1->lengthConvertEndium());

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/test/lib/TestMemBlockIterator.cc

@@ -59,7 +59,7 @@ class MemoryBlockFactory {
       kv->keyLength = 4;
       kv->valueLength = 4;
       uint32_t * key = (uint32_t *)kv->getKey();
-      *key = hadoop_be32toh(index);
+      *key = bswap(index);
     }
     return block1;
   }

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/test/lib/TestMemoryBlock.cc

@@ -85,17 +85,17 @@ TEST(MemoryBlock, sort) {
   medium->keyLength = 4;
   medium->valueLength = 4;
   uint32_t * mediumKey = (uint32_t *)medium->getKey();
-  *mediumKey = hadoop_be32toh(MEDIUM);
+  *mediumKey = bswap(MEDIUM);
 
   small->keyLength = 4;
   small->valueLength = 4;
   uint32_t * smallKey = (uint32_t *)small->getKey();
-  *smallKey = hadoop_be32toh(SMALL);
+  *smallKey = bswap(SMALL);
 
   big->keyLength = 4;
   big->valueLength = 4;
   uint32_t * bigKey = (uint32_t *)big->getKey();
-  *bigKey = hadoop_be32toh(BIG);
+  *bigKey = bswap(BIG);
 
   ComparatorPtr bytesComparator = NativeTask::get_comparator(BytesType, NULL);
   block.sort(CPPSORT, bytesComparator);

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/test/lib/TestPartitionBucket.cc

@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-#include "hadoop_endian.h"
+#include "lib/commons.h"
 #include "test_commons.h"
 #include "lib/PartitionBucket.h"
 #include "lib/PartitionBucketIterator.h"
@@ -129,15 +129,15 @@ TEST(PartitionBucket, sort) {
   const uint32_t BIG = 1000;
 
   kv1->keyLength = 4;
-  *((uint32_t *)kv1->getKey()) = hadoop_be32toh(BIG);
+  *((uint32_t *)kv1->getKey()) = bswap(BIG);
   kv1->valueLength = KV_SIZE - kv1->headerLength() - kv1->keyLength;
 
   kv2->keyLength = 4;
-  *((uint32_t *)kv2->getKey()) = hadoop_be32toh(SMALL);
+  *((uint32_t *)kv2->getKey()) = bswap(SMALL);
   kv2->valueLength = KV_SIZE - kv2->headerLength() - kv2->keyLength;
 
   kv3->keyLength = 4;
-  *((uint32_t *)kv3->getKey()) = hadoop_be32toh(MEDIUM);
+  *((uint32_t *)kv3->getKey()) = bswap(MEDIUM);
   kv3->valueLength = KV_SIZE - kv3->headerLength() - kv3->keyLength;
 
   bucket->sort(DUALPIVOTSORT);
@@ -148,13 +148,13 @@ TEST(PartitionBucket, sort) {
   Buffer value;
   iter->next(key, value);
 
-  ASSERT_EQ(SMALL, hadoop_be32toh(*(uint32_t * )key.data()));
+  ASSERT_EQ(SMALL, bswap(*(uint32_t * )key.data()));
 
   iter->next(key, value);
-  ASSERT_EQ(MEDIUM, hadoop_be32toh(*(uint32_t * )key.data()));
+  ASSERT_EQ(MEDIUM, bswap(*(uint32_t * )key.data()));
 
   iter->next(key, value);
-  ASSERT_EQ(BIG, hadoop_be32toh(*(uint32_t * )key.data()));
+  ASSERT_EQ(BIG, bswap(*(uint32_t * )key.data()));
 
   delete iter;
   delete bucket;
@@ -181,15 +181,15 @@ TEST(PartitionBucket, spill) {
   const uint32_t BIG = 1000;
 
   kv1->keyLength = 4;
-  *((uint32_t *)kv1->getKey()) = hadoop_be32toh(BIG);
+  *((uint32_t *)kv1->getKey()) = bswap(BIG);
   kv1->valueLength = KV_SIZE - KVBuffer::headerLength() - kv1->keyLength;
 
   kv2->keyLength = 4;
-  *((uint32_t *)kv2->getKey()) = hadoop_be32toh(SMALL);
+  *((uint32_t *)kv2->getKey()) = bswap(SMALL);
   kv2->valueLength = KV_SIZE - KVBuffer::headerLength() - kv2->keyLength;
 
   kv3->keyLength = 4;
-  *((uint32_t *)kv3->getKey()) = hadoop_be32toh(MEDIUM);
+  *((uint32_t *)kv3->getKey()) = bswap(MEDIUM);
   kv3->valueLength = KV_SIZE - KVBuffer::headerLength() - kv3->keyLength;
 
   bucket->sort(DUALPIVOTSORT);
@@ -203,17 +203,17 @@ TEST(PartitionBucket, spill) {
   KVBuffer * first = (KVBuffer *)writer.buff();
   ASSERT_EQ(4, first->keyLength);
   ASSERT_EQ(KV_SIZE - KVBuffer::headerLength() - 4, first->valueLength);
-  ASSERT_EQ(hadoop_be32toh(SMALL), (*(uint32_t * )(first->getKey())));
+  ASSERT_EQ(bswap(SMALL), (*(uint32_t * )(first->getKey())));
 
   KVBuffer * second = first->next();
   ASSERT_EQ(4, second->keyLength);
   ASSERT_EQ(KV_SIZE - KVBuffer::headerLength() - 4, second->valueLength);
-  ASSERT_EQ(hadoop_be32toh(MEDIUM), (*(uint32_t * )(second->getKey())));
+  ASSERT_EQ(bswap(MEDIUM), (*(uint32_t * )(second->getKey())));
 
   KVBuffer * third = second->next();
   ASSERT_EQ(4, third->keyLength);
   ASSERT_EQ(KV_SIZE - KVBuffer::headerLength() - 4, third->valueLength);
-  ASSERT_EQ(hadoop_be32toh(BIG), (*(uint32_t * )(third->getKey())));
+  ASSERT_EQ(bswap(BIG), (*(uint32_t * )(third->getKey())));
 
   delete [] buff;
   delete bucket;