package o;

import java.io.EOFException;
import java.io.IOException;
import java.util.zip.CRC32;
import java.util.zip.Inflater;

/* renamed from: o.giT, reason: case insensitive filesystem */
/* loaded from: classes6.dex */
public final class C15143giT implements giZ {
    private final InterfaceC15142giR a;
    private final Inflater b;
    private final C15144giU c;
    private int e = 0;
    private final CRC32 d = new CRC32();

    public C15143giT(giZ giz) {
        if (giz == null) {
            throw new IllegalArgumentException("source == null");
        }
        Inflater inflater = new Inflater(true);
        this.b = inflater;
        InterfaceC15142giR a = C15145giV.a(giz);
        this.a = a;
        this.c = new C15144giU(a, inflater);
    }

    @Override // o.giZ
    public final long read(giM gim, long j) throws IOException {
        long j2;
        if (j < 0) {
            throw new IllegalArgumentException("byteCount < 0: ".concat(String.valueOf(j)));
        }
        if (j == 0) {
            return 0L;
        }
        if (this.e == 0) {
            this.a.j(10L);
            byte b = this.a.b().b(3L);
            boolean z = ((b >> 1) & 1) == 1;
            if (z) {
                c(this.a.b(), 0L, 10L);
            }
            e("ID1ID2", 8075, this.a.o());
            this.a.f(8L);
            if (((b >> 2) & 1) == 1) {
                this.a.j(2L);
                if (z) {
                    c(this.a.b(), 0L, 2L);
                }
                long c = C15183gjd.c(this.a.b().o());
                this.a.j(c);
                if (z) {
                    j2 = c;
                    c(this.a.b(), 0L, c);
                } else {
                    j2 = c;
                }
                this.a.f(j2);
            }
            if (((b >> 3) & 1) == 1) {
                long c2 = this.a.c((byte) 0);
                if (c2 == -1) {
                    throw new EOFException();
                }
                if (z) {
                    c(this.a.b(), 0L, c2 + 1);
                }
                this.a.f(c2 + 1);
            }
            if (((b >> 4) & 1) == 1) {
                long c3 = this.a.c((byte) 0);
                if (c3 == -1) {
                    throw new EOFException();
                }
                if (z) {
                    c(this.a.b(), 0L, c3 + 1);
                }
                this.a.f(c3 + 1);
            }
            if (z) {
                e("FHCRC", this.a.m(), (short) this.d.getValue());
                this.d.reset();
            }
            this.e = 1;
        }
        if (this.e == 1) {
            long j3 = gim.a;
            long read = this.c.read(gim, j);
            if (read != -1) {
                c(gim, j3, read);
                return read;
            }
            this.e = 2;
        }
        if (this.e == 2) {
            e("CRC", this.a.n(), (int) this.d.getValue());
            e("ISIZE", this.a.n(), this.b.getTotalOut());
            this.e = 3;
            if (!this.a.a()) {
                throw new IOException("gzip finished without exhausting source");
            }
        }
        return -1L;
    }

    @Override // o.giZ
    public final giY timeout() {
        return this.a.timeout();
    }

    @Override // o.giZ, java.io.Closeable, java.lang.AutoCloseable
    public final void close() throws IOException {
        this.c.close();
    }

    private void c(giM gim, long j, long j2) {
        C15186gjg c15186gjg = gim.c;
        while (j >= c15186gjg.c - c15186gjg.g) {
            j -= c15186gjg.c - c15186gjg.g;
            c15186gjg = c15186gjg.b;
        }
        while (j2 > 0) {
            int min = (int) Math.min(c15186gjg.c - r6, j2);
            this.d.update(c15186gjg.a, (int) (c15186gjg.g + j), min);
            j2 -= min;
            c15186gjg = c15186gjg.b;
            j = 0;
        }
    }

    private static void e(String str, int i, int i2) throws IOException {
        if (i2 != i) {
            throw new IOException(String.format("%s: actual 0x%08x != expected 0x%08x", str, Integer.valueOf(i2), Integer.valueOf(i)));
        }
    }
}