github.com/cloudwego/frugal@v0.1.15/internal/binary/encoder/utils.go (about)

     1  /*
     2   * Copyright 2022 ByteDance Inc.
     3   *
     4   * Licensed under the Apache License, Version 2.0 (the "License");
     5   * you may not use this file except in compliance with the License.
     6   * You may obtain a copy of the License at
     7   *
     8   *     http://www.apache.org/licenses/LICENSE-2.0
     9   *
    10   * Unless required by applicable law or agreed to in writing, software
    11   * distributed under the License is distributed on an "AS IS" BASIS,
    12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13   * See the License for the specific language governing permissions and
    14   * limitations under the License.
    15   */
    16  
    17  package encoder
    18  
    19  import (
    20      `math/bits`
    21      `unsafe`
    22  )
    23  
    24  func bswap16(v int64) int16 {
    25      return int16(bits.ReverseBytes16(uint16(v)))
    26  }
    27  
    28  func bswap32(v int64) int32 {
    29      return int32(bits.ReverseBytes32(uint32(v)))
    30  }
    31  
    32  func bswap64(v int64) int64 {
    33      return int64(bits.ReverseBytes64(uint64(v)))
    34  }
    35  
    36  func mem2str(v []byte) string {
    37      return *(*string)(unsafe.Pointer(&v))
    38  }
    39  
    40  func bool2i64(v bool) int64 {
    41      if v {
    42          return 1
    43      } else {
    44          return 0
    45      }
    46  }