/usr/share/gocode/src/pault.ag/go/debian/control/parse.go is in golang-pault-go-debian-dev 0.4-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 | /* {{{ Copyright (c) Paul R. Tagliamonte <paultag@debian.org>, 2015
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE. }}} */
package control
import (
"bufio"
"fmt"
"io"
"strings"
"golang.org/x/crypto/openpgp/clearsign"
)
// func encodeValue(value string) string {
// ret := ""
//
// lines := strings.Split(value, "\n")
// for _, line := range lines {
// line = strings.Trim(line, " \t\r\n")
// if line == "" {
// line = "."
// }
// line = " " + line
// ret = ret + line + "\n"
// }
//
// return ret
// }
// A Paragraph is a block of RFC2822-like key value pairs. This struct contains
// two methods to fetch values, a Map called Values, and a Slice called
// Order, which maintains the ordering as defined in the RFC2822-like block
type Paragraph struct {
Values map[string]string
Order []string
}
// func (para Paragraph) String() string {
// ret := ""
//
// for _, key := range para.Order {
// value := encodeValue(para.Values[key])
// ret = ret + fmt.Sprintf("%s:%s", key, value)
// }
//
// return ret
// }
func ParseOpenPGPParagraph(reader *bufio.Reader) (*Paragraph, error) {
els := ""
for {
line, err := reader.ReadString('\n')
if err == io.EOF {
break
}
els = els + line
}
block, _ := clearsign.Decode([]byte(els))
/**
* XXX: With the block, we need to validate everything.
*
* We need to hit openpgp.CheckDetachedSignature with block and
* a keyring. For now, it'll ignore all signature checking entirely.
*/
return ParseParagraph(bufio.NewReader(strings.NewReader(string(block.Bytes))))
}
// Given a bufio.Reader, go through and return a Paragraph.
func ParseParagraph(reader *bufio.Reader) (*Paragraph, error) {
line, _ := reader.Peek(15)
if string(line) == "-----BEGIN PGP " {
return ParseOpenPGPParagraph(reader)
}
ret := &Paragraph{
Values: map[string]string{},
Order: []string{},
}
var key = ""
var value = ""
var noop = " \n\r\t"
for {
line, err := reader.ReadString('\n')
if err == io.EOF {
if len(ret.Order) == 0 {
return nil, nil
}
return ret, nil
}
if line == "\n" {
break
}
if line[0] == ' ' {
line = line[1:]
ret.Values[key] += "\n" + strings.Trim(line, noop)
continue
}
els := strings.SplitN(line, ":", 2)
switch len(els) {
case 2:
key = strings.Trim(els[0], noop)
value = strings.Trim(els[1], noop)
ret.Values[key] = value
ret.Order = append(ret.Order, key)
continue
default:
return nil, fmt.Errorf("Line %q is not 'key: val'", line)
}
}
return ret, nil
}
// vim: foldmethod=marker
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