/
types.go
87 lines (78 loc) · 3.54 KB
/
types.go
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package remote_attestation
import (
"fmt"
"strconv"
)
const rootIntelPEM = `-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----`
type Certificate []byte
// directly read from []byte
func parseReport(quoteBytes []byte, quoteHex string) *QuoteReportData {
qrData := &QuoteReportData{ReportBody: &QuoteReportBody{}}
qrData.Version = uint64(quoteBytes[0])
qrData.SignType = uint64(quoteBytes[2])
qrData.ReportBody.MrEnclave = quoteHex[224:288]
qrData.ReportBody.MrSigner = quoteHex[352:416]
qrData.ReportBody.ReportData = quoteHex[736:864]
return qrData
}
// directly read from []byte
func parsePlatform(piBlobByte []byte) *PlatformInfoBlob {
piBlob := &PlatformInfoBlob{SgxEc256SignatureT: &SGXEC256Signature{}}
piBlob.SgxEpidGroupFlags = uint32(piBlobByte[0])
piBlob.SgxTcbEvaluationFlags = computeDec(piBlobByte[1:3])
piBlob.PseEvaluationFlags = computeDec(piBlobByte[3:5])
piBlob.LatestEquivalentTcbPsvn = bytesToString(piBlobByte[5:23])
piBlob.LatestPseIsvsvn = bytesToString(piBlobByte[23:25])
piBlob.LatestPsdaSvn = bytesToString(piBlobByte[25:29])
piBlob.Xeid = computeDec(piBlobByte[29:33])
piBlob.Gid = computeDec(piBlobByte[33:37])
piBlob.SgxEc256SignatureT.Gx = bytesToString(piBlobByte[37:69])
piBlob.SgxEc256SignatureT.Gy = bytesToString(piBlobByte[69:])
return piBlob
}
func computeDec(piBlobSlice []byte) uint32 {
var hexString string
for i := len(piBlobSlice) - 1; i >= 0; i-- {
hexString += fmt.Sprintf("%02x", piBlobSlice[i])
}
s, _ := strconv.ParseInt(hexString, 16, 32)
return uint32(s)
}
func bytesToString(byteSlice []byte) string {
var byteString string
for i := 0; i < len(byteSlice); i++ {
byteString += strconv.Itoa(int(byteSlice[i])) + ", "
}
byteString = "[" + byteString[:len(byteString)-2] + "]"
return byteString
}