github.com/cloudwego/hertz@v0.9.3/pkg/protocol/uri_windows.go (about)

     1  //go:build windows
     2  // +build windows
     3  
     4  /*
     5   * Copyright 2022 CloudWeGo Authors
     6   *
     7   * Licensed under the Apache License, Version 2.0 (the "License");
     8   * you may not use this file except in compliance with the License.
     9   * You may obtain a copy of the License at
    10   *
    11   *     http://www.apache.org/licenses/LICENSE-2.0
    12   *
    13   * Unless required by applicable law or agreed to in writing, software
    14   * distributed under the License is distributed on an "AS IS" BASIS,
    15   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    16   * See the License for the specific language governing permissions and
    17   * limitations under the License.
    18   *
    19   * The MIT License (MIT)
    20   *
    21   * Copyright (c) 2015-present Aliaksandr Valialkin, VertaMedia, Kirill Danshin, Erik Dubbelboer, FastHTTP Authors
    22   *
    23   * Permission is hereby granted, free of charge, to any person obtaining a copy
    24   * of this software and associated documentation files (the "Software"), to deal
    25   * in the Software without restriction, including without limitation the rights
    26   * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
    27   * copies of the Software, and to permit persons to whom the Software is
    28   * furnished to do so, subject to the following conditions:
    29   *
    30   * The above copyright notice and this permission notice shall be included in
    31   * all copies or substantial portions of the Software.
    32   *
    33   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    34   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    35   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
    36   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    37   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
    38   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
    39   * THE SOFTWARE.
    40   *
    41   * This file may have been modified by CloudWeGo authors. All CloudWeGo
    42   * Modifications are Copyright 2022 CloudWeGo Authors.
    43   */
    44  
    45  package protocol
    46  
    47  import "github.com/cloudwego/hertz/pkg/common/hlog"
    48  
    49  func addLeadingSlash(dst, src []byte) []byte {
    50  	// zero length and "C:/" case
    51  	isDisk := len(src) > 2 && src[1] == ':'
    52  	if len(src) == 0 || (!isDisk && src[0] != '/') {
    53  		dst = append(dst, '/')
    54  	}
    55  
    56  	return dst
    57  }
    58  
    59  // checkSchemeWhenCharIsColon check url begin with :
    60  // Scenarios that handle protocols like "http:"
    61  // Add the path to the win file, e.g. "E:\gopath", "E:\".
    62  func checkSchemeWhenCharIsColon(i int, rawURL []byte) (scheme, path []byte) {
    63  	if i == 0 {
    64  		hlog.Errorf("error happened when trying to parse the rawURL(%s): missing protocol scheme", rawURL)
    65  		return
    66  	}
    67  
    68  	// case :\
    69  	if i+1 < len(rawURL) && rawURL[i+1] == '\\' {
    70  		return nil, rawURL
    71  	}
    72  
    73  	return rawURL[:i], rawURL[i+1:]
    74  }