62 lines
1.4 KiB
Go
62 lines
1.4 KiB
Go
package plist
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type characterSet [4]uint64
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func (s *characterSet) Map(ch rune) rune {
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if s.Contains(ch) {
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return ch
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} else {
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return -1
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}
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}
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func (s *characterSet) Contains(ch rune) bool {
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return ch >= 0 && ch <= 255 && s.ContainsByte(byte(ch))
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}
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func (s *characterSet) ContainsByte(ch byte) bool {
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return (s[ch/64]&(1<<(ch%64)) > 0)
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}
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// Bitmap of characters that must be inside a quoted string
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// when written to an old-style property list
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// Low bits represent lower characters, and each uint64 represents 64 characters.
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var gsQuotable = characterSet{
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0x78001385ffffffff,
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0xa800000138000000,
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0xffffffffffffffff,
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0xffffffffffffffff,
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}
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// 7f instead of 3f in the top line: CFOldStylePlist.c says . is valid, but they quote it.
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// ef instead og 6f in the top line: ' will be quoted
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var osQuotable = characterSet{
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0xf4007fefffffffff,
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0xf8000001f8000001,
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0xffffffffffffffff,
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0xffffffffffffffff,
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}
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var whitespace = characterSet{
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0x0000000100003f00,
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0x0000000000000000,
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0x0000000000000000,
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0x0000000000000000,
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}
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var newlineCharacterSet = characterSet{
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0x0000000000002400,
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0x0000000000000000,
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0x0000000000000000,
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0x0000000000000000,
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}
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// Bitmap of characters that are valid in base64-encoded strings.
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// Used to filter out non-b64 characters to emulate NSDataBase64DecodingIgnoreUnknownCharacters
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var base64ValidChars = characterSet{
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0x23ff880000000000,
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0x07fffffe07fffffe,
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0x0000000000000000,
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0x0000000000000000,
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}
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