125 lines
2.9 KiB
Smali
125 lines
2.9 KiB
Smali
.class public Lcom/facebook/ads/internal/util/common/FbValidationUtils;
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.super Ljava/lang/Object;
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.source "SourceFile"
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# static fields
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.field public static final DEBUG_FB_PACKAGE:Ljava/lang/String; = "com.facebook.wakizashi"
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.field public static final FB4A_SHA256_HASH:Ljava/lang/String; = "4/nh4M+Z0OVqBVumXiQbM5n3zqUkMmsM3W7BMn7Q/cE="
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.field public static final FB_PACKAGE:Ljava/lang/String; = "com.facebook.katana"
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# direct methods
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.method public constructor <init>()V
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.locals 0
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.line 12
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invoke-direct {p0}, Ljava/lang/Object;-><init>()V
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return-void
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.end method
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.method private static calculateSHA256Fingerprint([B)Ljava/lang/String;
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.locals 1
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.annotation system Ldalvik/annotation/Throws;
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value = {
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Ljava/security/NoSuchAlgorithmException;
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}
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.end annotation
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const-string v0, "SHA256"
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.line 40
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invoke-static {v0}, Ljava/security/MessageDigest;->getInstance(Ljava/lang/String;)Ljava/security/MessageDigest;
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move-result-object v0
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.line 41
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invoke-virtual {v0, p0}, Ljava/security/MessageDigest;->digest([B)[B
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move-result-object p0
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const/4 v0, 0x2
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.line 42
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invoke-static {p0, v0}, Landroid/util/Base64;->encodeToString([BI)Ljava/lang/String;
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move-result-object p0
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return-object p0
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.end method
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.method public static getSigningCertificate(Landroid/content/pm/PackageInfo;)Ljava/lang/String;
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.locals 2
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.param p0 # Landroid/content/pm/PackageInfo;
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.annotation build Landroidx/annotation/Nullable;
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.end annotation
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.end param
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const-string v0, ""
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if-nez p0, :cond_0
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return-object v0
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.line 23
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:cond_0
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:try_start_0
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iget-object p0, p0, Landroid/content/pm/PackageInfo;->signatures:[Landroid/content/pm/Signature;
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.line 25
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array-length v1, p0
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if-nez v1, :cond_1
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return-object v0
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:cond_1
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const/4 v1, 0x0
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.line 30
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aget-object p0, p0, v1
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invoke-virtual {p0}, Landroid/content/pm/Signature;->toByteArray()[B
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move-result-object p0
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.line 31
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invoke-static {p0}, Lcom/facebook/ads/internal/util/common/FbValidationUtils;->calculateSHA256Fingerprint([B)Ljava/lang/String;
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move-result-object p0
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:try_end_0
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.catch Ljava/security/NoSuchAlgorithmException; {:try_start_0 .. :try_end_0} :catch_0
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return-object p0
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:catch_0
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return-object v0
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.end method
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.method public static isFbSigningCertificateValid(Ljava/lang/String;)Z
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.locals 1
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const-string v0, "4/nh4M+Z0OVqBVumXiQbM5n3zqUkMmsM3W7BMn7Q/cE="
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.line 46
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invoke-static {p0, v0}, Lcom/facebook/ads/internal/util/common/FbValidationUtils;->isFbSigningCertificateValid(Ljava/lang/String;Ljava/lang/String;)Z
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move-result p0
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return p0
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.end method
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.method public static isFbSigningCertificateValid(Ljava/lang/String;Ljava/lang/String;)Z
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.locals 0
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.line 50
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invoke-virtual {p1, p0}, Ljava/lang/String;->equals(Ljava/lang/Object;)Z
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move-result p0
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return p0
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.end method
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