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Added "caching" of the safetynet response

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This commit is contained in:
Viktor De Pasquale 2019-10-26 16:03:07 +02:00
parent 60a2e9b5dc
commit d0b817381e
1 changed files with 10 additions and 1 deletions
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11
app/src/main/java/com/topjohnwu/magisk/redesign/safetynet/SafetynetViewModel.kt
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@ -34,7 +34,11 @@ class SafetynetViewModel(
.subscribeK { resolveResponse(it.responseCode) } .subscribeK { resolveResponse(it.responseCode) }
.add() .add()
attest() if (safetyNetResult >= 0) {
resolveResponse(safetyNetResult)
} else {
attest()
}
} }
override fun notifyStateChanged() { override fun notifyStateChanged() {
@ -56,6 +60,7 @@ class SafetynetViewModel(
val hasCtsPassed = response and SafetyNetHelper.CTS_PASS != 0 val hasCtsPassed = response and SafetyNetHelper.CTS_PASS != 0
val hasBasicIntegrityPassed = response and SafetyNetHelper.BASIC_PASS != 0 val hasBasicIntegrityPassed = response and SafetyNetHelper.BASIC_PASS != 0
val result = hasCtsPassed && hasBasicIntegrityPassed val result = hasCtsPassed && hasBasicIntegrityPassed
safetyNetResult = response
ctsState.value = hasCtsPassed ctsState.value = hasCtsPassed
basicIntegrityState.value = hasBasicIntegrityPassed basicIntegrityState.value = hasBasicIntegrityPassed
currentState = if (result) PASS else FAILED currentState = if (result) PASS else FAILED
@ -80,4 +85,8 @@ class SafetynetViewModel(
} }
} }
companion object {
private var safetyNetResult = -1
}
} }