package com.google.crypto.tink.subtle; import defpackage.hs0; import defpackage.vw2; import java.io.UnsupportedEncodingException; import java.nio.charset.Charset; /* JADX INFO: loaded from: classes2.dex */ public final class Base64 { static final /* synthetic */ boolean $assertionsDisabled = false; public static final int CRLF = 4; public static final int DEFAULT = 0; public static final int NO_CLOSE = 16; public static final int NO_PADDING = 1; public static final int NO_WRAP = 2; public static final int URL_SAFE = 8; private static final Charset UTF_8 = Charset.forName("UTF-8"); public static abstract class Coder { public int op; public byte[] output; public abstract int maxOutputSize(int i); public abstract boolean process(byte[] bArr, int i, int i2, boolean z); } public static class Decoder extends Coder { private static final int[] DECODE = {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 62, -1, -1, -1, 63, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, -1, -1, -1, -2, -1, -1, -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, -1, -1, -1, -1, -1, -1, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}; private static final int[] DECODE_WEBSAFE = {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 62, -1, -1, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, -1, -1, -1, -2, -1, -1, -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, -1, -1, -1, -1, 63, -1, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}; private static final int EQUALS = -2; private static final int SKIP = -1; private final int[] alphabet; private int state; private int value; public Decoder(int i, byte[] bArr) { this.output = bArr; this.alphabet = (i & 8) == 0 ? DECODE : DECODE_WEBSAFE; this.state = 0; this.value = 0; } @Override // com.google.crypto.tink.subtle.Base64.Coder public int maxOutputSize(int i) { return vw2.a(i, 3, 4, 10); } @Override // com.google.crypto.tink.subtle.Base64.Coder public boolean process(byte[] bArr, int i, int i2, boolean z) { int i3 = this.state; if (i3 == 6) { return false; } int i4 = i2 + i; int i5 = this.value; byte[] bArr2 = this.output; int[] iArr = this.alphabet; int i6 = 0; int i7 = i5; int i8 = i3; int i9 = i; while (i9 < i4) { if (i8 == 0) { while (true) { int i10 = i9 + 4; if (i10 > i4 || (i7 = (iArr[bArr[i9] & 255] << 18) | (iArr[bArr[i9 + 1] & 255] << 12) | (iArr[bArr[i9 + 2] & 255] << 6) | iArr[bArr[i9 + 3] & 255]) < 0) { break; } bArr2[i6 + 2] = (byte) i7; bArr2[i6 + 1] = (byte) (i7 >> 8); bArr2[i6] = (byte) (i7 >> 16); i6 += 3; i9 = i10; } if (i9 >= i4) { break; } } int i11 = i9 + 1; int i12 = iArr[bArr[i9] & 255]; if (i8 != 0) { if (i8 == 1) { if (i12 < 0) { if (i12 != -1) { this.state = 6; return false; } } i12 |= i7 << 6; } else if (i8 == 2) { if (i12 < 0) { if (i12 == -2) { bArr2[i6] = (byte) (i7 >> 4); i6++; i8 = 4; } else if (i12 != -1) { this.state = 6; return false; } } i12 |= i7 << 6; } else if (i8 != 3) { if (i8 != 4) { if (i8 == 5 && i12 != -1) { this.state = 6; return false; } } else if (i12 == -2) { i8++; } else if (i12 != -1) { this.state = 6; return false; } } else if (i12 >= 0) { int i13 = i12 | (i7 << 6); bArr2[i6 + 2] = (byte) i13; bArr2[i6 + 1] = (byte) (i13 >> 8); bArr2[i6] = (byte) (i13 >> 16); i6 += 3; i7 = i13; i8 = 0; } else if (i12 == -2) { bArr2[i6 + 1] = (byte) (i7 >> 2); bArr2[i6] = (byte) (i7 >> 10); i6 += 2; i8 = 5; } else if (i12 != -1) { this.state = 6; return false; } i8++; i7 = i12; } else if (i12 >= 0) { i8++; i7 = i12; } else if (i12 != -1) { this.state = 6; return false; } i9 = i11; } if (!z) { this.state = i8; this.value = i7; this.op = i6; return true; } if (i8 == 1) { this.state = 6; return false; } if (i8 == 2) { bArr2[i6] = (byte) (i7 >> 4); i6++; } else if (i8 == 3) { int i14 = i6 + 1; bArr2[i6] = (byte) (i7 >> 10); i6 += 2; bArr2[i14] = (byte) (i7 >> 2); } else if (i8 == 4) { this.state = 6; return false; } this.state = i8; this.op = i6; return true; } } public static class Encoder extends Coder { static final /* synthetic */ boolean $assertionsDisabled = false; private static final byte[] ENCODE = {65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 43, 47}; private static final byte[] ENCODE_WEBSAFE = {65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 45, 95}; public static final int LINE_GROUPS = 19; private final byte[] alphabet; private int count; public final boolean doCr; public final boolean doNewline; public final boolean doPadding; private final byte[] tail; int tailLen; public Encoder(int i, byte[] bArr) { this.output = bArr; this.doPadding = (i & 1) == 0; boolean z = (i & 2) == 0; this.doNewline = z; this.doCr = (i & 4) != 0; this.alphabet = (i & 8) == 0 ? ENCODE : ENCODE_WEBSAFE; this.tail = new byte[2]; this.tailLen = 0; this.count = z ? 19 : -1; } @Override // com.google.crypto.tink.subtle.Base64.Coder public int maxOutputSize(int i) { return vw2.a(i, 8, 5, 10); } /* JADX WARN: Removed duplicated region for block: B:12:0x0050 */ @Override // com.google.crypto.tink.subtle.Base64.Coder @hs0 /* Code decompiled incorrectly, please refer to instructions dump. */ public boolean process(byte[] bArr, int i, int i2, boolean z) { int i3; int i4; int i5; int i6; byte b; byte b2; byte b3; int i7; int i8; byte[] bArr2 = this.alphabet; byte[] bArr3 = this.output; int i9 = this.count; int i10 = i2 + i; int i11 = this.tailLen; char c = 2; int i12 = 0; if (i11 != 1) { if (i11 == 2 && (i8 = i + 1) <= i10) { byte[] bArr4 = this.tail; i4 = ((bArr4[1] & 255) << 8) | ((bArr4[0] & 255) << 16) | (bArr[i] & 255); this.tailLen = 0; i3 = i8; } else { i3 = i; i4 = -1; } } else if (i + 2 <= i10) { i3 = i + 2; i4 = (bArr[i + 1] & 255) | ((this.tail[0] & 255) << 16) | ((bArr[i] & 255) << 8); this.tailLen = 0; } if (i4 != -1) { bArr3[0] = bArr2[(i4 >> 18) & 63]; bArr3[1] = bArr2[(i4 >> 12) & 63]; bArr3[2] = bArr2[(i4 >> 6) & 63]; bArr3[3] = bArr2[i4 & 63]; i9--; if (i9 == 0) { if (this.doCr) { bArr3[4] = 13; i7 = 5; } else { i7 = 4; } i5 = i7 + 1; bArr3[i7] = 10; i9 = 19; } else { i5 = 4; } } else { i5 = 0; } while (true) { int i13 = i3 + 3; if (i13 > i10) { break; } char c2 = c; int i14 = ((bArr[i3 + 1] & 255) << 8) | ((bArr[i3] & 255) << 16) | (bArr[i3 + 2] & 255); bArr3[i5] = bArr2[(i14 >> 18) & 63]; bArr3[i5 + 1] = bArr2[(i14 >> 12) & 63]; bArr3[i5 + 2] = bArr2[(i14 >> 6) & 63]; bArr3[i5 + 3] = bArr2[i14 & 63]; int i15 = i5 + 4; i9--; if (i9 == 0) { if (this.doCr) { bArr3[i15] = 13; i15 = i5 + 5; } i5 = i15 + 1; bArr3[i15] = 10; c = c2; i9 = 19; i3 = i13; } else { i5 = i15; i3 = i13; c = c2; } } if (z) { int i16 = this.tailLen; if (i3 - i16 == i10 - 1) { if (i16 > 0) { b3 = this.tail[0]; i12 = 1; } else { b3 = bArr[i3]; } int i17 = (b3 & 255) << 4; this.tailLen = i16 - i12; bArr3[i5] = bArr2[(i17 >> 6) & 63]; int i18 = i5 + 2; bArr3[i5 + 1] = bArr2[i17 & 63]; if (this.doPadding) { bArr3[i18] = 61; i18 = i5 + 4; bArr3[i5 + 3] = 61; } if (this.doNewline) { if (this.doCr) { bArr3[i18] = 13; i18++; } i6 = i18 + 1; bArr3[i18] = 10; i5 = i6; } else { i5 = i18; } } else if (i3 - i16 == i10 - 2) { if (i16 > 1) { b = this.tail[0]; i12 = 1; } else { byte b4 = bArr[i3]; i3++; b = b4; } int i19 = (b & 255) << 10; if (i16 > 0) { b2 = this.tail[i12]; i12++; } else { b2 = bArr[i3]; } int i20 = i19 | ((b2 & 255) << 2); this.tailLen = i16 - i12; bArr3[i5] = bArr2[(i20 >> 12) & 63]; bArr3[i5 + 1] = bArr2[(i20 >> 6) & 63]; int i21 = i5 + 3; bArr3[i5 + 2] = bArr2[i20 & 63]; if (this.doPadding) { bArr3[i21] = 61; i21 = i5 + 4; } if (this.doNewline) { if (this.doCr) { bArr3[i21] = 13; i21++; } i6 = i21 + 1; bArr3[i21] = 10; i5 = i6; } else { i5 = i21; } } else if (this.doNewline && i5 > 0 && i9 != 19) { if (this.doCr) { bArr3[i5] = 13; i5++; } i6 = i5 + 1; bArr3[i5] = 10; i5 = i6; } } else if (i3 == i10 - 1) { byte[] bArr5 = this.tail; int i22 = this.tailLen; this.tailLen = i22 + 1; bArr5[i22] = bArr[i3]; } else if (i3 == i10 - 2) { byte[] bArr6 = this.tail; int i23 = this.tailLen; int i24 = i23 + 1; this.tailLen = i24; bArr6[i23] = bArr[i3]; this.tailLen = i23 + 2; bArr6[i24] = bArr[i3 + 1]; } this.op = i5; this.count = i9; return true; } } private Base64() { } public static byte[] decode(String str) { return decode(str, 2); } public static String encode(byte[] bArr) { return encodeToString(bArr, 2); } public static String encodeToString(byte[] bArr, int i) { try { return new String(encode(bArr, i), "US-ASCII"); } catch (UnsupportedEncodingException e) { throw new AssertionError(e); } } public static byte[] urlSafeDecode(String str) { return decode(str, 11); } public static String urlSafeEncode(byte[] bArr) { return encodeToString(bArr, 11); } public static byte[] decode(String str, int i) { return decode(str.getBytes(UTF_8), i); } public static byte[] encode(byte[] bArr, int i) { return encode(bArr, 0, bArr.length, i); } public static byte[] decode(byte[] bArr, int i) { return decode(bArr, 0, bArr.length, i); } public static byte[] encode(byte[] bArr, int i, int i2, int i3) { Encoder encoder = new Encoder(i3, null); int i4 = (i2 / 3) * 4; if (encoder.doPadding) { if (i2 % 3 > 0) { i4 += 4; } } else { int i5 = i2 % 3; if (i5 == 1) { i4 += 2; } else if (i5 == 2) { i4 += 3; } } if (encoder.doNewline && i2 > 0) { i4 += (((i2 - 1) / 57) + 1) * (encoder.doCr ? 2 : 1); } encoder.output = new byte[i4]; encoder.process(bArr, i, i2, true); return encoder.output; } public static String encodeToString(byte[] bArr, int i, int i2, int i3) { try { return new String(encode(bArr, i, i2, i3), "US-ASCII"); } catch (UnsupportedEncodingException e) { throw new AssertionError(e); } } public static byte[] decode(byte[] bArr, int i, int i2, int i3) { Decoder decoder = new Decoder(i3, new byte[(i2 * 3) / 4]); if (decoder.process(bArr, i, i2, true)) { int i4 = decoder.op; byte[] bArr2 = decoder.output; if (i4 == bArr2.length) { return bArr2; } byte[] bArr3 = new byte[i4]; System.arraycopy(bArr2, 0, bArr3, 0, i4); return bArr3; } throw new IllegalArgumentException("bad base-64"); } }