867 lines
17 KiB
Smali
867 lines
17 KiB
Smali
.class public final Lcom/facebook/soloader/g;
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.super Ljava/lang/Object;
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.source "MinElf.java"
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# annotations
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.annotation system Ldalvik/annotation/MemberClasses;
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value = {
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Lcom/facebook/soloader/g$a;
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}
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.end annotation
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# direct methods
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.method private static a(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)J
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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/io/IOException;
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}
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.end annotation
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const/16 v0, 0x8
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invoke-static {p0, p1, v0, p2, p3}, Lcom/facebook/soloader/g;->a(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;IJ)V
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invoke-virtual {p1}, Ljava/nio/ByteBuffer;->getLong()J
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move-result-wide p0
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return-wide p0
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.end method
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.method private static a(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;IJ)V
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.locals 3
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.annotation system Ldalvik/annotation/Throws;
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value = {
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Ljava/io/IOException;
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}
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.end annotation
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const/4 v0, 0x0
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invoke-virtual {p1, v0}, Ljava/nio/ByteBuffer;->position(I)Ljava/nio/Buffer;
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invoke-virtual {p1, p2}, Ljava/nio/ByteBuffer;->limit(I)Ljava/nio/Buffer;
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:goto_0
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invoke-virtual {p1}, Ljava/nio/ByteBuffer;->remaining()I
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move-result p2
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if-lez p2, :cond_0
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invoke-virtual {p0, p1, p3, p4}, Ljava/nio/channels/FileChannel;->read(Ljava/nio/ByteBuffer;J)I
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move-result p2
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const/4 v1, -0x1
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if-eq p2, v1, :cond_0
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int-to-long v1, p2
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add-long/2addr p3, v1
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goto :goto_0
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:cond_0
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invoke-virtual {p1}, Ljava/nio/ByteBuffer;->remaining()I
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move-result p0
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if-gtz p0, :cond_1
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invoke-virtual {p1, v0}, Ljava/nio/ByteBuffer;->position(I)Ljava/nio/Buffer;
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return-void
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:cond_1
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new-instance p0, Lcom/facebook/soloader/g$a;
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const-string p1, "ELF file truncated"
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invoke-direct {p0, p1}, Lcom/facebook/soloader/g$a;-><init>(Ljava/lang/String;)V
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goto :goto_2
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:goto_1
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throw p0
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:goto_2
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goto :goto_1
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.end method
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.method private static a(Ljava/nio/channels/FileChannel;)[Ljava/lang/String;
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.locals 35
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.annotation system Ldalvik/annotation/Throws;
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value = {
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Ljava/io/IOException;
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}
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.end annotation
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move-object/from16 v0, p0
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const/16 v1, 0x8
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invoke-static {v1}, Ljava/nio/ByteBuffer;->allocate(I)Ljava/nio/ByteBuffer;
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move-result-object v1
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sget-object v2, Ljava/nio/ByteOrder;->LITTLE_ENDIAN:Ljava/nio/ByteOrder;
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invoke-virtual {v1, v2}, Ljava/nio/ByteBuffer;->order(Ljava/nio/ByteOrder;)Ljava/nio/ByteBuffer;
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const-wide/16 v2, 0x0
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invoke-static {v0, v1, v2, v3}, Lcom/facebook/soloader/g;->b(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)J
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move-result-wide v4
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const-wide/32 v6, 0x464c457f
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cmp-long v8, v4, v6
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if-nez v8, :cond_23
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const-wide/16 v4, 0x4
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invoke-static {v0, v1, v4, v5}, Lcom/facebook/soloader/g;->d(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)S
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move-result v6
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const/4 v8, 0x1
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if-ne v6, v8, :cond_0
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goto :goto_0
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:cond_0
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const/4 v8, 0x0
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:goto_0
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const-wide/16 v9, 0x5
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invoke-static {v0, v1, v9, v10}, Lcom/facebook/soloader/g;->d(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)S
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move-result v6
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const/4 v11, 0x2
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if-ne v6, v11, :cond_1
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sget-object v6, Ljava/nio/ByteOrder;->BIG_ENDIAN:Ljava/nio/ByteOrder;
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invoke-virtual {v1, v6}, Ljava/nio/ByteBuffer;->order(Ljava/nio/ByteOrder;)Ljava/nio/ByteBuffer;
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:cond_1
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const-wide/16 v11, 0x1c
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const-wide/16 v13, 0x20
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if-eqz v8, :cond_2
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invoke-static {v0, v1, v11, v12}, Lcom/facebook/soloader/g;->b(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)J
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move-result-wide v15
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goto :goto_1
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:cond_2
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invoke-static {v0, v1, v13, v14}, Lcom/facebook/soloader/g;->a(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)J
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move-result-wide v15
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:goto_1
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const-wide/16 v9, 0x2c
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if-eqz v8, :cond_3
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invoke-static {v0, v1, v9, v10}, Lcom/facebook/soloader/g;->c(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)I
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move-result v6
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int-to-long v4, v6
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goto :goto_2
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:cond_3
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const-wide/16 v4, 0x38
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invoke-static {v0, v1, v4, v5}, Lcom/facebook/soloader/g;->c(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)I
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move-result v4
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int-to-long v4, v4
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:goto_2
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if-eqz v8, :cond_4
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const-wide/16 v2, 0x2a
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invoke-static {v0, v1, v2, v3}, Lcom/facebook/soloader/g;->c(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)I
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move-result v2
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goto :goto_3
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:cond_4
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const-wide/16 v2, 0x36
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invoke-static {v0, v1, v2, v3}, Lcom/facebook/soloader/g;->c(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)I
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move-result v2
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:goto_3
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const-wide/32 v23, 0xffff
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const-wide/16 v9, 0x28
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cmp-long v3, v4, v23
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if-nez v3, :cond_7
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if-eqz v8, :cond_5
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invoke-static {v0, v1, v13, v14}, Lcom/facebook/soloader/g;->b(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)J
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move-result-wide v3
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goto :goto_4
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:cond_5
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invoke-static {v0, v1, v9, v10}, Lcom/facebook/soloader/g;->a(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)J
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move-result-wide v3
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:goto_4
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if-eqz v8, :cond_6
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add-long/2addr v3, v11
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invoke-static {v0, v1, v3, v4}, Lcom/facebook/soloader/g;->b(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)J
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move-result-wide v3
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goto :goto_5
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:cond_6
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const-wide/16 v5, 0x2c
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add-long/2addr v3, v5
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invoke-static {v0, v1, v3, v4}, Lcom/facebook/soloader/g;->b(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)J
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move-result-wide v3
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:goto_5
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move-wide v4, v3
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:cond_7
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move-wide v13, v15
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const-wide/16 v11, 0x0
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:goto_6
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const-wide/16 v23, 0x1
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const-wide/16 v25, 0x8
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cmp-long v3, v11, v4
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if-gez v3, :cond_a
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const-wide/16 v21, 0x0
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add-long v9, v13, v21
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invoke-static {v0, v1, v9, v10}, Lcom/facebook/soloader/g;->b(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)J
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move-result-wide v9
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const-wide/16 v29, 0x2
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cmp-long v3, v9, v29
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if-nez v3, :cond_9
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if-eqz v8, :cond_8
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const-wide/16 v9, 0x4
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add-long/2addr v13, v9
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invoke-static {v0, v1, v13, v14}, Lcom/facebook/soloader/g;->b(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)J
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move-result-wide v9
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goto :goto_7
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:cond_8
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add-long v13, v13, v25
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invoke-static {v0, v1, v13, v14}, Lcom/facebook/soloader/g;->a(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)J
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move-result-wide v9
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goto :goto_7
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:cond_9
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int-to-long v9, v2
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add-long/2addr v13, v9
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add-long v11, v11, v23
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const-wide/16 v9, 0x28
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goto :goto_6
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:cond_a
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const-wide/16 v9, 0x0
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:goto_7
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const-wide/16 v21, 0x0
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cmp-long v3, v9, v21
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if-eqz v3, :cond_22
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move-wide v11, v9
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move-wide/from16 v13, v21
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const/4 v3, 0x0
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:goto_8
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if-eqz v8, :cond_b
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move/from16 v29, v8
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add-long v7, v11, v21
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invoke-static {v0, v1, v7, v8}, Lcom/facebook/soloader/g;->b(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)J
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move-result-wide v7
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goto :goto_9
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:cond_b
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move/from16 v29, v8
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add-long v7, v11, v21
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invoke-static {v0, v1, v7, v8}, Lcom/facebook/soloader/g;->a(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)J
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move-result-wide v7
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:goto_9
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const-string v6, "malformed DT_NEEDED section"
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cmp-long v31, v7, v23
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if-nez v31, :cond_d
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move-wide/from16 v31, v9
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const v9, 0x7fffffff
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if-eq v3, v9, :cond_c
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add-int/lit8 v3, v3, 0x1
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goto :goto_b
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:cond_c
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new-instance v0, Lcom/facebook/soloader/g$a;
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invoke-direct {v0, v6}, Lcom/facebook/soloader/g$a;-><init>(Ljava/lang/String;)V
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throw v0
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:cond_d
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move-wide/from16 v31, v9
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const-wide/16 v9, 0x5
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cmp-long v17, v7, v9
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if-nez v17, :cond_f
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if-eqz v29, :cond_e
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const-wide/16 v13, 0x4
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add-long v9, v11, v13
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invoke-static {v0, v1, v9, v10}, Lcom/facebook/soloader/g;->b(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)J
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move-result-wide v9
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goto :goto_a
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:cond_e
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add-long v9, v11, v25
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invoke-static {v0, v1, v9, v10}, Lcom/facebook/soloader/g;->a(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)J
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move-result-wide v9
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:goto_a
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move-wide v13, v9
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:cond_f
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:goto_b
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const-wide/16 v9, 0x10
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if-eqz v29, :cond_10
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move-wide/from16 v33, v25
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goto :goto_c
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:cond_10
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move-wide/from16 v33, v9
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:goto_c
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add-long v11, v11, v33
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const-wide/16 v21, 0x0
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cmp-long v33, v7, v21
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if-nez v33, :cond_21
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cmp-long v7, v13, v21
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if-eqz v7, :cond_20
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const/4 v7, 0x0
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:goto_d
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int-to-long v11, v7
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cmp-long v8, v11, v4
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if-gez v8, :cond_16
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add-long v11, v15, v21
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invoke-static {v0, v1, v11, v12}, Lcom/facebook/soloader/g;->b(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)J
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move-result-wide v11
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cmp-long v8, v11, v23
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if-nez v8, :cond_14
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if-eqz v29, :cond_11
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add-long v11, v15, v25
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invoke-static {v0, v1, v11, v12}, Lcom/facebook/soloader/g;->b(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)J
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move-result-wide v11
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goto :goto_e
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:cond_11
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add-long v11, v15, v9
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invoke-static {v0, v1, v11, v12}, Lcom/facebook/soloader/g;->a(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)J
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move-result-wide v11
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:goto_e
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if-eqz v29, :cond_12
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const-wide/16 v17, 0x14
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add-long v9, v15, v17
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invoke-static {v0, v1, v9, v10}, Lcom/facebook/soloader/g;->b(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)J
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move-result-wide v8
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move-wide/from16 v27, v4
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move-wide v4, v8
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const-wide/16 v8, 0x28
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goto :goto_f
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:cond_12
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move-wide/from16 v27, v4
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const-wide/16 v8, 0x28
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add-long v4, v15, v8
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invoke-static {v0, v1, v4, v5}, Lcom/facebook/soloader/g;->a(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)J
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move-result-wide v4
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:goto_f
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cmp-long v10, v11, v13
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if-gtz v10, :cond_15
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add-long/2addr v4, v11
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cmp-long v10, v13, v4
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if-gez v10, :cond_15
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if-eqz v29, :cond_13
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const-wide/16 v4, 0x4
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add-long v7, v15, v4
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invoke-static {v0, v1, v7, v8}, Lcom/facebook/soloader/g;->b(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)J
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move-result-wide v4
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goto :goto_10
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:cond_13
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add-long v4, v15, v25
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invoke-static {v0, v1, v4, v5}, Lcom/facebook/soloader/g;->a(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)J
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move-result-wide v4
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:goto_10
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sub-long/2addr v13, v11
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add-long/2addr v4, v13
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goto :goto_11
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:cond_14
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move-wide/from16 v27, v4
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const-wide/16 v8, 0x28
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:cond_15
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int-to-long v4, v2
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add-long/2addr v15, v4
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add-int/lit8 v7, v7, 0x1
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move-wide/from16 v4, v27
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const-wide/16 v9, 0x10
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const-wide/16 v21, 0x0
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goto :goto_d
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:cond_16
|
|
const-wide/16 v4, 0x0
|
|
|
|
:goto_11
|
|
const-wide/16 v7, 0x0
|
|
|
|
cmp-long v2, v4, v7
|
|
|
|
if-eqz v2, :cond_1f
|
|
|
|
new-array v2, v3, [Ljava/lang/String;
|
|
|
|
const/4 v3, 0x0
|
|
|
|
:goto_12
|
|
if-eqz v29, :cond_17
|
|
|
|
add-long v9, v31, v7
|
|
|
|
invoke-static {v0, v1, v9, v10}, Lcom/facebook/soloader/g;->b(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)J
|
|
|
|
move-result-wide v9
|
|
|
|
goto :goto_13
|
|
|
|
:cond_17
|
|
add-long v9, v31, v7
|
|
|
|
invoke-static {v0, v1, v9, v10}, Lcom/facebook/soloader/g;->a(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)J
|
|
|
|
move-result-wide v9
|
|
|
|
:goto_13
|
|
cmp-long v7, v9, v23
|
|
|
|
if-nez v7, :cond_1b
|
|
|
|
if-eqz v29, :cond_18
|
|
|
|
const-wide/16 v19, 0x4
|
|
|
|
add-long v7, v31, v19
|
|
|
|
invoke-static {v0, v1, v7, v8}, Lcom/facebook/soloader/g;->b(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)J
|
|
|
|
move-result-wide v7
|
|
|
|
goto :goto_14
|
|
|
|
:cond_18
|
|
const-wide/16 v19, 0x4
|
|
|
|
add-long v7, v31, v25
|
|
|
|
invoke-static {v0, v1, v7, v8}, Lcom/facebook/soloader/g;->a(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)J
|
|
|
|
move-result-wide v7
|
|
|
|
:goto_14
|
|
add-long/2addr v7, v4
|
|
|
|
new-instance v11, Ljava/lang/StringBuilder;
|
|
|
|
invoke-direct {v11}, Ljava/lang/StringBuilder;-><init>()V
|
|
|
|
:goto_15
|
|
add-long v12, v7, v23
|
|
|
|
invoke-static {v0, v1, v7, v8}, Lcom/facebook/soloader/g;->d(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)S
|
|
|
|
move-result v7
|
|
|
|
if-eqz v7, :cond_19
|
|
|
|
int-to-char v7, v7
|
|
|
|
invoke-virtual {v11, v7}, Ljava/lang/StringBuilder;->append(C)Ljava/lang/StringBuilder;
|
|
|
|
move-wide v7, v12
|
|
|
|
goto :goto_15
|
|
|
|
:cond_19
|
|
invoke-virtual {v11}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;
|
|
|
|
move-result-object v7
|
|
|
|
aput-object v7, v2, v3
|
|
|
|
const v7, 0x7fffffff
|
|
|
|
if-eq v3, v7, :cond_1a
|
|
|
|
add-int/lit8 v3, v3, 0x1
|
|
|
|
goto :goto_16
|
|
|
|
:cond_1a
|
|
new-instance v0, Lcom/facebook/soloader/g$a;
|
|
|
|
invoke-direct {v0, v6}, Lcom/facebook/soloader/g$a;-><init>(Ljava/lang/String;)V
|
|
|
|
throw v0
|
|
|
|
:cond_1b
|
|
const v7, 0x7fffffff
|
|
|
|
const-wide/16 v19, 0x4
|
|
|
|
:goto_16
|
|
if-eqz v29, :cond_1c
|
|
|
|
move-wide/from16 v11, v25
|
|
|
|
goto :goto_17
|
|
|
|
:cond_1c
|
|
const-wide/16 v11, 0x10
|
|
|
|
:goto_17
|
|
add-long v31, v31, v11
|
|
|
|
const-wide/16 v21, 0x0
|
|
|
|
cmp-long v8, v9, v21
|
|
|
|
if-nez v8, :cond_1e
|
|
|
|
array-length v0, v2
|
|
|
|
if-ne v3, v0, :cond_1d
|
|
|
|
return-object v2
|
|
|
|
:cond_1d
|
|
new-instance v0, Lcom/facebook/soloader/g$a;
|
|
|
|
invoke-direct {v0, v6}, Lcom/facebook/soloader/g$a;-><init>(Ljava/lang/String;)V
|
|
|
|
throw v0
|
|
|
|
:cond_1e
|
|
move-wide/from16 v7, v21
|
|
|
|
goto :goto_12
|
|
|
|
:cond_1f
|
|
new-instance v0, Lcom/facebook/soloader/g$a;
|
|
|
|
const-string v1, "did not find file offset of DT_STRTAB table"
|
|
|
|
invoke-direct {v0, v1}, Lcom/facebook/soloader/g$a;-><init>(Ljava/lang/String;)V
|
|
|
|
throw v0
|
|
|
|
:cond_20
|
|
new-instance v0, Lcom/facebook/soloader/g$a;
|
|
|
|
const-string v1, "Dynamic section string-table not found"
|
|
|
|
invoke-direct {v0, v1}, Lcom/facebook/soloader/g$a;-><init>(Ljava/lang/String;)V
|
|
|
|
throw v0
|
|
|
|
:cond_21
|
|
const-wide/16 v8, 0x28
|
|
|
|
const-wide/16 v19, 0x4
|
|
|
|
move/from16 v8, v29
|
|
|
|
move-wide/from16 v9, v31
|
|
|
|
goto/16 :goto_8
|
|
|
|
:cond_22
|
|
new-instance v0, Lcom/facebook/soloader/g$a;
|
|
|
|
const-string v1, "ELF file does not contain dynamic linking information"
|
|
|
|
invoke-direct {v0, v1}, Lcom/facebook/soloader/g$a;-><init>(Ljava/lang/String;)V
|
|
|
|
throw v0
|
|
|
|
:cond_23
|
|
new-instance v0, Lcom/facebook/soloader/g$a;
|
|
|
|
const-string v1, "file is not ELF"
|
|
|
|
invoke-direct {v0, v1}, Lcom/facebook/soloader/g$a;-><init>(Ljava/lang/String;)V
|
|
|
|
goto :goto_19
|
|
|
|
:goto_18
|
|
throw v0
|
|
|
|
:goto_19
|
|
goto :goto_18
|
|
.end method
|
|
|
|
.method private static b(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)J
|
|
.locals 1
|
|
.annotation system Ldalvik/annotation/Throws;
|
|
value = {
|
|
Ljava/io/IOException;
|
|
}
|
|
.end annotation
|
|
|
|
const/4 v0, 0x4
|
|
|
|
invoke-static {p0, p1, v0, p2, p3}, Lcom/facebook/soloader/g;->a(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;IJ)V
|
|
|
|
invoke-virtual {p1}, Ljava/nio/ByteBuffer;->getInt()I
|
|
|
|
move-result p0
|
|
|
|
int-to-long p0, p0
|
|
|
|
const-wide p2, 0xffffffffL
|
|
|
|
and-long/2addr p0, p2
|
|
|
|
return-wide p0
|
|
.end method
|
|
|
|
.method private static c(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)I
|
|
.locals 1
|
|
.annotation system Ldalvik/annotation/Throws;
|
|
value = {
|
|
Ljava/io/IOException;
|
|
}
|
|
.end annotation
|
|
|
|
const/4 v0, 0x2
|
|
|
|
invoke-static {p0, p1, v0, p2, p3}, Lcom/facebook/soloader/g;->a(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;IJ)V
|
|
|
|
invoke-virtual {p1}, Ljava/nio/ByteBuffer;->getShort()S
|
|
|
|
move-result p0
|
|
|
|
const p1, 0xffff
|
|
|
|
and-int/2addr p0, p1
|
|
|
|
return p0
|
|
.end method
|
|
|
|
.method private static d(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;J)S
|
|
.locals 1
|
|
.annotation system Ldalvik/annotation/Throws;
|
|
value = {
|
|
Ljava/io/IOException;
|
|
}
|
|
.end annotation
|
|
|
|
const/4 v0, 0x1
|
|
|
|
invoke-static {p0, p1, v0, p2, p3}, Lcom/facebook/soloader/g;->a(Ljava/nio/channels/FileChannel;Ljava/nio/ByteBuffer;IJ)V
|
|
|
|
invoke-virtual {p1}, Ljava/nio/ByteBuffer;->get()B
|
|
|
|
move-result p0
|
|
|
|
and-int/lit16 p0, p0, 0xff
|
|
|
|
int-to-short p0, p0
|
|
|
|
return p0
|
|
.end method
|
|
|
|
.method public static r(Ljava/io/File;)[Ljava/lang/String;
|
|
.locals 1
|
|
.annotation system Ldalvik/annotation/Throws;
|
|
value = {
|
|
Ljava/io/IOException;
|
|
}
|
|
.end annotation
|
|
|
|
new-instance v0, Ljava/io/FileInputStream;
|
|
|
|
invoke-direct {v0, p0}, Ljava/io/FileInputStream;-><init>(Ljava/io/File;)V
|
|
|
|
:try_start_0
|
|
invoke-virtual {v0}, Ljava/io/FileInputStream;->getChannel()Ljava/nio/channels/FileChannel;
|
|
|
|
move-result-object p0
|
|
|
|
invoke-static {p0}, Lcom/facebook/soloader/g;->a(Ljava/nio/channels/FileChannel;)[Ljava/lang/String;
|
|
|
|
move-result-object p0
|
|
:try_end_0
|
|
.catchall {:try_start_0 .. :try_end_0} :catchall_0
|
|
|
|
invoke-virtual {v0}, Ljava/io/FileInputStream;->close()V
|
|
|
|
return-object p0
|
|
|
|
:catchall_0
|
|
move-exception p0
|
|
|
|
invoke-virtual {v0}, Ljava/io/FileInputStream;->close()V
|
|
|
|
throw p0
|
|
.end method
|