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365b575341* [feature] add TOTP two-factor authentication (2FA) * use byteutil.S2B to avoid allocations when comparing + generating password hashes * don't bother with string conversion for consts * use io.ReadFull * use MustGenerateSecret for backup codes * rename util functions
27 lines
681 B
Go
27 lines
681 B
Go
package qr
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import (
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"errors"
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"github.com/boombuler/barcode/utils"
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)
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func encodeUnicode(content string, ecl ErrorCorrectionLevel) (*utils.BitList, *versionInfo, error) {
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data := []byte(content)
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vi := findSmallestVersionInfo(ecl, byteMode, len(data)*8)
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if vi == nil {
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return nil, nil, errors.New("To much data to encode")
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}
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// It's not correct to add the unicode bytes to the result directly but most readers can't handle the
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// required ECI header...
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res := new(utils.BitList)
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res.AddBits(int(byteMode), 4)
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res.AddBits(len(content), vi.charCountBits(byteMode))
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for _, b := range data {
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res.AddByte(b)
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}
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addPaddingAndTerminator(res, vi)
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return res, vi, nil
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}
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