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hasValidSignature crashes in some weirdly formed events.

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This commit is contained in:
Vitor Pamplona
2023-05-11 10:12:01 -04:00
parent f02e18ff9b
commit f202422ff1
1 changed files with 6 additions and 4 deletions
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app/src/main/java/com/vitorpamplona/amethyst/service/model/Event.kt
+6 -4
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@@ -1,5 +1,6 @@
package com.vitorpamplona.amethyst.service.model package com.vitorpamplona.amethyst.service.model
import android.util.Log
import com.google.gson.* import com.google.gson.*
import com.google.gson.annotations.SerializedName import com.google.gson.annotations.SerializedName
import com.vitorpamplona.amethyst.model.HexKey import com.vitorpamplona.amethyst.model.HexKey
@@ -110,11 +111,12 @@ open class Event(
} }
override fun hasValidSignature(): Boolean { override fun hasValidSignature(): Boolean {
if (!id.contentEquals(generateId())) { return try {
return false id.contentEquals(generateId()) && secp256k1.verifySchnorr(Hex.decode(sig), Hex.decode(id), Hex.decode(pubKey))
} catch (e: Exception) {
Log.e("Event", "Fail checking if event $id has a valid signature", e)
false
} }
return secp256k1.verifySchnorr(Hex.decode(sig), Hex.decode(id), Hex.decode(pubKey))
} }
private fun generateId(): String { private fun generateId(): String {