{@code
+ * update(buffer.array(),
+ * buffer.position() + buffer.arrayOffset(),
+ * buffer.remaining());
+ * }
+ * For ByteBuffers not backed by an accessible byte array.
+ * {@code
+ * byte[] b = new byte[Math.min(buffer.remaining(), 4096)];
+ * while (buffer.hasRemaining()) {
+ * int length = Math.min(buffer.remaining(), b.length);
+ * buffer.get(b, 0, length);
+ * update(b, 0, length);
+ * }
+ * }
+ *
+ * @param buffer the ByteBuffer to update the checksum with
+ *
+ * @throws NullPointerException
+ * if {@code buffer} is {@code null}
+ *
+ */
+ default void update(ByteBuffer buffer) {
+ int pos = buffer.position();
+ int limit = buffer.limit();
+ int rem = limit - pos;
+ if (rem <= 0) {
+ return;
+ }
+ if (buffer.hasArray()) {
+ update(buffer.array(), pos + buffer.arrayOffset(), rem);
+ } else {
+ byte[] b = new byte[Math.min(buffer.remaining(), 4096)];
+ while (buffer.hasRemaining()) {
+ int length = Math.min(buffer.remaining(), b.length);
+ buffer.get(b, 0, length);
+ update(b, 0, length);
+ }
+ }
+ buffer.position(limit);
+ }
+
+ /**
+ * Return an encoded-string representation of the checksum. By default, this returns a String that is the lowercase, base16
+ * (hex) representation of the checksum.
+ *
+ */
+ default String getChecksum() {
+ return toHex(getChecksumBytes());
+ }
+}
diff --git a/core/http-auth-aws/src/main/java/software/amazon/awssdk/http/auth/aws/internal/checksums/SdkCrc32CChecksum.java b/core/http-auth-aws/src/main/java/software/amazon/awssdk/http/auth/aws/internal/checksums/SdkCrc32CChecksum.java
new file mode 100644
index 000000000000..88261fc48563
--- /dev/null
+++ b/core/http-auth-aws/src/main/java/software/amazon/awssdk/http/auth/aws/internal/checksums/SdkCrc32CChecksum.java
@@ -0,0 +1,638 @@
+/*
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License").
+ * You may not use this file except in compliance with the License.
+ * A copy of the License is located at
+ *
+ * http://aws.amazon.com/apache2.0
+ *
+ * or in the "license" file accompanying this file. This file is distributed
+ * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
+ * express or implied. See the License for the specific language governing
+ * permissions and limitations under the License.
+ */
+
+package software.amazon.awssdk.http.auth.aws.internal.checksums;
+
+import java.util.zip.Checksum;
+import software.amazon.awssdk.annotations.SdkInternalApi;
+
+
+/*
+ * THIS FILE HAS BEEN MODIFIED FROM THE ORIGINAL VERSION.
+ *
+ * The code comes from PureJavaCrc32C.java in Apache Commons Codec 1.11.
+ * It has been modified to add a createCopy() method.
+ * The createCopy method is used to save current checksum state when the checksum is marked.
+ */
+@SdkInternalApi
+public final class SdkCrc32CChecksum implements Checksum, Cloneable {
+
+ private static final int T8_0_START = 0 * 256;
+ private static final int T8_1_START = 1 * 256;
+ private static final int T8_2_START = 2 * 256;
+ private static final int T8_3_START = 3 * 256;
+ private static final int T_8_4_START = 4 * 256;
+ private static final int T8_5_START = 5 * 256;
+ private static final int T8_6_START = 6 * 256;
+ private static final int T8_7_START = 7 * 256;
+
+ // CRC polynomial tables generated by:
+ // java -cp build/test/classes/:build/classes/ \
+ // org.apache.hadoop.util.TestPureJavaCrc32\$Table 82F63B78
+ private static final int[] T = {
+ /* T8_0 */
+ 0x00000000, 0xF26B8303, 0xE13B70F7, 0x1350F3F4,
+ 0xC79A971F, 0x35F1141C, 0x26A1E7E8, 0xD4CA64EB,
+ 0x8AD958CF, 0x78B2DBCC, 0x6BE22838, 0x9989AB3B,
+ 0x4D43CFD0, 0xBF284CD3, 0xAC78BF27, 0x5E133C24,
+ 0x105EC76F, 0xE235446C, 0xF165B798, 0x030E349B,
+ 0xD7C45070, 0x25AFD373, 0x36FF2087, 0xC494A384,
+ 0x9A879FA0, 0x68EC1CA3, 0x7BBCEF57, 0x89D76C54,
+ 0x5D1D08BF, 0xAF768BBC, 0xBC267848, 0x4E4DFB4B,
+ 0x20BD8EDE, 0xD2D60DDD, 0xC186FE29, 0x33ED7D2A,
+ 0xE72719C1, 0x154C9AC2, 0x061C6936, 0xF477EA35,
+ 0xAA64D611, 0x580F5512, 0x4B5FA6E6, 0xB93425E5,
+ 0x6DFE410E, 0x9F95C20D, 0x8CC531F9, 0x7EAEB2FA,
+ 0x30E349B1, 0xC288CAB2, 0xD1D83946, 0x23B3BA45,
+ 0xF779DEAE, 0x05125DAD, 0x1642AE59, 0xE4292D5A,
+ 0xBA3A117E, 0x4851927D, 0x5B016189, 0xA96AE28A,
+ 0x7DA08661, 0x8FCB0562, 0x9C9BF696, 0x6EF07595,
+ 0x417B1DBC, 0xB3109EBF, 0xA0406D4B, 0x522BEE48,
+ 0x86E18AA3, 0x748A09A0, 0x67DAFA54, 0x95B17957,
+ 0xCBA24573, 0x39C9C670, 0x2A993584, 0xD8F2B687,
+ 0x0C38D26C, 0xFE53516F, 0xED03A29B, 0x1F682198,
+ 0x5125DAD3, 0xA34E59D0, 0xB01EAA24, 0x42752927,
+ 0x96BF4DCC, 0x64D4CECF, 0x77843D3B, 0x85EFBE38,
+ 0xDBFC821C, 0x2997011F, 0x3AC7F2EB, 0xC8AC71E8,
+ 0x1C661503, 0xEE0D9600, 0xFD5D65F4, 0x0F36E6F7,
+ 0x61C69362, 0x93AD1061, 0x80FDE395, 0x72966096,
+ 0xA65C047D, 0x5437877E, 0x4767748A, 0xB50CF789,
+ 0xEB1FCBAD, 0x197448AE, 0x0A24BB5A, 0xF84F3859,
+ 0x2C855CB2, 0xDEEEDFB1, 0xCDBE2C45, 0x3FD5AF46,
+ 0x7198540D, 0x83F3D70E, 0x90A324FA, 0x62C8A7F9,
+ 0xB602C312, 0x44694011, 0x5739B3E5, 0xA55230E6,
+ 0xFB410CC2, 0x092A8FC1, 0x1A7A7C35, 0xE811FF36,
+ 0x3CDB9BDD, 0xCEB018DE, 0xDDE0EB2A, 0x2F8B6829,
+ 0x82F63B78, 0x709DB87B, 0x63CD4B8F, 0x91A6C88C,
+ 0x456CAC67, 0xB7072F64, 0xA457DC90, 0x563C5F93,
+ 0x082F63B7, 0xFA44E0B4, 0xE9141340, 0x1B7F9043,
+ 0xCFB5F4A8, 0x3DDE77AB, 0x2E8E845F, 0xDCE5075C,
+ 0x92A8FC17, 0x60C37F14, 0x73938CE0, 0x81F80FE3,
+ 0x55326B08, 0xA759E80B, 0xB4091BFF, 0x466298FC,
+ 0x1871A4D8, 0xEA1A27DB, 0xF94AD42F, 0x0B21572C,
+ 0xDFEB33C7, 0x2D80B0C4, 0x3ED04330, 0xCCBBC033,
+ 0xA24BB5A6, 0x502036A5, 0x4370C551, 0xB11B4652,
+ 0x65D122B9, 0x97BAA1BA, 0x84EA524E, 0x7681D14D,
+ 0x2892ED69, 0xDAF96E6A, 0xC9A99D9E, 0x3BC21E9D,
+ 0xEF087A76, 0x1D63F975, 0x0E330A81, 0xFC588982,
+ 0xB21572C9, 0x407EF1CA, 0x532E023E, 0xA145813D,
+ 0x758FE5D6, 0x87E466D5, 0x94B49521, 0x66DF1622,
+ 0x38CC2A06, 0xCAA7A905, 0xD9F75AF1, 0x2B9CD9F2,
+ 0xFF56BD19, 0x0D3D3E1A, 0x1E6DCDEE, 0xEC064EED,
+ 0xC38D26C4, 0x31E6A5C7, 0x22B65633, 0xD0DDD530,
+ 0x0417B1DB, 0xF67C32D8, 0xE52CC12C, 0x1747422F,
+ 0x49547E0B, 0xBB3FFD08, 0xA86F0EFC, 0x5A048DFF,
+ 0x8ECEE914, 0x7CA56A17, 0x6FF599E3, 0x9D9E1AE0,
+ 0xD3D3E1AB, 0x21B862A8, 0x32E8915C, 0xC083125F,
+ 0x144976B4, 0xE622F5B7, 0xF5720643, 0x07198540,
+ 0x590AB964, 0xAB613A67, 0xB831C993, 0x4A5A4A90,
+ 0x9E902E7B, 0x6CFBAD78, 0x7FAB5E8C, 0x8DC0DD8F,
+ 0xE330A81A, 0x115B2B19, 0x020BD8ED, 0xF0605BEE,
+ 0x24AA3F05, 0xD6C1BC06, 0xC5914FF2, 0x37FACCF1,
+ 0x69E9F0D5, 0x9B8273D6, 0x88D28022, 0x7AB90321,
+ 0xAE7367CA, 0x5C18E4C9, 0x4F48173D, 0xBD23943E,
+ 0xF36E6F75, 0x0105EC76, 0x12551F82, 0xE03E9C81,
+ 0x34F4F86A, 0xC69F7B69, 0xD5CF889D, 0x27A40B9E,
+ 0x79B737BA, 0x8BDCB4B9, 0x988C474D, 0x6AE7C44E,
+ 0xBE2DA0A5, 0x4C4623A6, 0x5F16D052, 0xAD7D5351,
+ /* T8_1 */
+ 0x00000000, 0x13A29877, 0x274530EE, 0x34E7A899,
+ 0x4E8A61DC, 0x5D28F9AB, 0x69CF5132, 0x7A6DC945,
+ 0x9D14C3B8, 0x8EB65BCF, 0xBA51F356, 0xA9F36B21,
+ 0xD39EA264, 0xC03C3A13, 0xF4DB928A, 0xE7790AFD,
+ 0x3FC5F181, 0x2C6769F6, 0x1880C16F, 0x0B225918,
+ 0x714F905D, 0x62ED082A, 0x560AA0B3, 0x45A838C4,
+ 0xA2D13239, 0xB173AA4E, 0x859402D7, 0x96369AA0,
+ 0xEC5B53E5, 0xFFF9CB92, 0xCB1E630B, 0xD8BCFB7C,
+ 0x7F8BE302, 0x6C297B75, 0x58CED3EC, 0x4B6C4B9B,
+ 0x310182DE, 0x22A31AA9, 0x1644B230, 0x05E62A47,
+ 0xE29F20BA, 0xF13DB8CD, 0xC5DA1054, 0xD6788823,
+ 0xAC154166, 0xBFB7D911, 0x8B507188, 0x98F2E9FF,
+ 0x404E1283, 0x53EC8AF4, 0x670B226D, 0x74A9BA1A,
+ 0x0EC4735F, 0x1D66EB28, 0x298143B1, 0x3A23DBC6,
+ 0xDD5AD13B, 0xCEF8494C, 0xFA1FE1D5, 0xE9BD79A2,
+ 0x93D0B0E7, 0x80722890, 0xB4958009, 0xA737187E,
+ 0xFF17C604, 0xECB55E73, 0xD852F6EA, 0xCBF06E9D,
+ 0xB19DA7D8, 0xA23F3FAF, 0x96D89736, 0x857A0F41,
+ 0x620305BC, 0x71A19DCB, 0x45463552, 0x56E4AD25,
+ 0x2C896460, 0x3F2BFC17, 0x0BCC548E, 0x186ECCF9,
+ 0xC0D23785, 0xD370AFF2, 0xE797076B, 0xF4359F1C,
+ 0x8E585659, 0x9DFACE2E, 0xA91D66B7, 0xBABFFEC0,
+ 0x5DC6F43D, 0x4E646C4A, 0x7A83C4D3, 0x69215CA4,
+ 0x134C95E1, 0x00EE0D96, 0x3409A50F, 0x27AB3D78,
+ 0x809C2506, 0x933EBD71, 0xA7D915E8, 0xB47B8D9F,
+ 0xCE1644DA, 0xDDB4DCAD, 0xE9537434, 0xFAF1EC43,
+ 0x1D88E6BE, 0x0E2A7EC9, 0x3ACDD650, 0x296F4E27,
+ 0x53028762, 0x40A01F15, 0x7447B78C, 0x67E52FFB,
+ 0xBF59D487, 0xACFB4CF0, 0x981CE469, 0x8BBE7C1E,
+ 0xF1D3B55B, 0xE2712D2C, 0xD69685B5, 0xC5341DC2,
+ 0x224D173F, 0x31EF8F48, 0x050827D1, 0x16AABFA6,
+ 0x6CC776E3, 0x7F65EE94, 0x4B82460D, 0x5820DE7A,
+ 0xFBC3FAF9, 0xE861628E, 0xDC86CA17, 0xCF245260,
+ 0xB5499B25, 0xA6EB0352, 0x920CABCB, 0x81AE33BC,
+ 0x66D73941, 0x7575A136, 0x419209AF, 0x523091D8,
+ 0x285D589D, 0x3BFFC0EA, 0x0F186873, 0x1CBAF004,
+ 0xC4060B78, 0xD7A4930F, 0xE3433B96, 0xF0E1A3E1,
+ 0x8A8C6AA4, 0x992EF2D3, 0xADC95A4A, 0xBE6BC23D,
+ 0x5912C8C0, 0x4AB050B7, 0x7E57F82E, 0x6DF56059,
+ 0x1798A91C, 0x043A316B, 0x30DD99F2, 0x237F0185,
+ 0x844819FB, 0x97EA818C, 0xA30D2915, 0xB0AFB162,
+ 0xCAC27827, 0xD960E050, 0xED8748C9, 0xFE25D0BE,
+ 0x195CDA43, 0x0AFE4234, 0x3E19EAAD, 0x2DBB72DA,
+ 0x57D6BB9F, 0x447423E8, 0x70938B71, 0x63311306,
+ 0xBB8DE87A, 0xA82F700D, 0x9CC8D894, 0x8F6A40E3,
+ 0xF50789A6, 0xE6A511D1, 0xD242B948, 0xC1E0213F,
+ 0x26992BC2, 0x353BB3B5, 0x01DC1B2C, 0x127E835B,
+ 0x68134A1E, 0x7BB1D269, 0x4F567AF0, 0x5CF4E287,
+ 0x04D43CFD, 0x1776A48A, 0x23910C13, 0x30339464,
+ 0x4A5E5D21, 0x59FCC556, 0x6D1B6DCF, 0x7EB9F5B8,
+ 0x99C0FF45, 0x8A626732, 0xBE85CFAB, 0xAD2757DC,
+ 0xD74A9E99, 0xC4E806EE, 0xF00FAE77, 0xE3AD3600,
+ 0x3B11CD7C, 0x28B3550B, 0x1C54FD92, 0x0FF665E5,
+ 0x759BACA0, 0x663934D7, 0x52DE9C4E, 0x417C0439,
+ 0xA6050EC4, 0xB5A796B3, 0x81403E2A, 0x92E2A65D,
+ 0xE88F6F18, 0xFB2DF76F, 0xCFCA5FF6, 0xDC68C781,
+ 0x7B5FDFFF, 0x68FD4788, 0x5C1AEF11, 0x4FB87766,
+ 0x35D5BE23, 0x26772654, 0x12908ECD, 0x013216BA,
+ 0xE64B1C47, 0xF5E98430, 0xC10E2CA9, 0xD2ACB4DE,
+ 0xA8C17D9B, 0xBB63E5EC, 0x8F844D75, 0x9C26D502,
+ 0x449A2E7E, 0x5738B609, 0x63DF1E90, 0x707D86E7,
+ 0x0A104FA2, 0x19B2D7D5, 0x2D557F4C, 0x3EF7E73B,
+ 0xD98EEDC6, 0xCA2C75B1, 0xFECBDD28, 0xED69455F,
+ 0x97048C1A, 0x84A6146D, 0xB041BCF4, 0xA3E32483,
+ /* T8_2 */
+ 0x00000000, 0xA541927E, 0x4F6F520D, 0xEA2EC073,
+ 0x9EDEA41A, 0x3B9F3664, 0xD1B1F617, 0x74F06469,
+ 0x38513EC5, 0x9D10ACBB, 0x773E6CC8, 0xD27FFEB6,
+ 0xA68F9ADF, 0x03CE08A1, 0xE9E0C8D2, 0x4CA15AAC,
+ 0x70A27D8A, 0xD5E3EFF4, 0x3FCD2F87, 0x9A8CBDF9,
+ 0xEE7CD990, 0x4B3D4BEE, 0xA1138B9D, 0x045219E3,
+ 0x48F3434F, 0xEDB2D131, 0x079C1142, 0xA2DD833C,
+ 0xD62DE755, 0x736C752B, 0x9942B558, 0x3C032726,
+ 0xE144FB14, 0x4405696A, 0xAE2BA919, 0x0B6A3B67,
+ 0x7F9A5F0E, 0xDADBCD70, 0x30F50D03, 0x95B49F7D,
+ 0xD915C5D1, 0x7C5457AF, 0x967A97DC, 0x333B05A2,
+ 0x47CB61CB, 0xE28AF3B5, 0x08A433C6, 0xADE5A1B8,
+ 0x91E6869E, 0x34A714E0, 0xDE89D493, 0x7BC846ED,
+ 0x0F382284, 0xAA79B0FA, 0x40577089, 0xE516E2F7,
+ 0xA9B7B85B, 0x0CF62A25, 0xE6D8EA56, 0x43997828,
+ 0x37691C41, 0x92288E3F, 0x78064E4C, 0xDD47DC32,
+ 0xC76580D9, 0x622412A7, 0x880AD2D4, 0x2D4B40AA,
+ 0x59BB24C3, 0xFCFAB6BD, 0x16D476CE, 0xB395E4B0,
+ 0xFF34BE1C, 0x5A752C62, 0xB05BEC11, 0x151A7E6F,
+ 0x61EA1A06, 0xC4AB8878, 0x2E85480B, 0x8BC4DA75,
+ 0xB7C7FD53, 0x12866F2D, 0xF8A8AF5E, 0x5DE93D20,
+ 0x29195949, 0x8C58CB37, 0x66760B44, 0xC337993A,
+ 0x8F96C396, 0x2AD751E8, 0xC0F9919B, 0x65B803E5,
+ 0x1148678C, 0xB409F5F2, 0x5E273581, 0xFB66A7FF,
+ 0x26217BCD, 0x8360E9B3, 0x694E29C0, 0xCC0FBBBE,
+ 0xB8FFDFD7, 0x1DBE4DA9, 0xF7908DDA, 0x52D11FA4,
+ 0x1E704508, 0xBB31D776, 0x511F1705, 0xF45E857B,
+ 0x80AEE112, 0x25EF736C, 0xCFC1B31F, 0x6A802161,
+ 0x56830647, 0xF3C29439, 0x19EC544A, 0xBCADC634,
+ 0xC85DA25D, 0x6D1C3023, 0x8732F050, 0x2273622E,
+ 0x6ED23882, 0xCB93AAFC, 0x21BD6A8F, 0x84FCF8F1,
+ 0xF00C9C98, 0x554D0EE6, 0xBF63CE95, 0x1A225CEB,
+ 0x8B277743, 0x2E66E53D, 0xC448254E, 0x6109B730,
+ 0x15F9D359, 0xB0B84127, 0x5A968154, 0xFFD7132A,
+ 0xB3764986, 0x1637DBF8, 0xFC191B8B, 0x595889F5,
+ 0x2DA8ED9C, 0x88E97FE2, 0x62C7BF91, 0xC7862DEF,
+ 0xFB850AC9, 0x5EC498B7, 0xB4EA58C4, 0x11ABCABA,
+ 0x655BAED3, 0xC01A3CAD, 0x2A34FCDE, 0x8F756EA0,
+ 0xC3D4340C, 0x6695A672, 0x8CBB6601, 0x29FAF47F,
+ 0x5D0A9016, 0xF84B0268, 0x1265C21B, 0xB7245065,
+ 0x6A638C57, 0xCF221E29, 0x250CDE5A, 0x804D4C24,
+ 0xF4BD284D, 0x51FCBA33, 0xBBD27A40, 0x1E93E83E,
+ 0x5232B292, 0xF77320EC, 0x1D5DE09F, 0xB81C72E1,
+ 0xCCEC1688, 0x69AD84F6, 0x83834485, 0x26C2D6FB,
+ 0x1AC1F1DD, 0xBF8063A3, 0x55AEA3D0, 0xF0EF31AE,
+ 0x841F55C7, 0x215EC7B9, 0xCB7007CA, 0x6E3195B4,
+ 0x2290CF18, 0x87D15D66, 0x6DFF9D15, 0xC8BE0F6B,
+ 0xBC4E6B02, 0x190FF97C, 0xF321390F, 0x5660AB71,
+ 0x4C42F79A, 0xE90365E4, 0x032DA597, 0xA66C37E9,
+ 0xD29C5380, 0x77DDC1FE, 0x9DF3018D, 0x38B293F3,
+ 0x7413C95F, 0xD1525B21, 0x3B7C9B52, 0x9E3D092C,
+ 0xEACD6D45, 0x4F8CFF3B, 0xA5A23F48, 0x00E3AD36,
+ 0x3CE08A10, 0x99A1186E, 0x738FD81D, 0xD6CE4A63,
+ 0xA23E2E0A, 0x077FBC74, 0xED517C07, 0x4810EE79,
+ 0x04B1B4D5, 0xA1F026AB, 0x4BDEE6D8, 0xEE9F74A6,
+ 0x9A6F10CF, 0x3F2E82B1, 0xD50042C2, 0x7041D0BC,
+ 0xAD060C8E, 0x08479EF0, 0xE2695E83, 0x4728CCFD,
+ 0x33D8A894, 0x96993AEA, 0x7CB7FA99, 0xD9F668E7,
+ 0x9557324B, 0x3016A035, 0xDA386046, 0x7F79F238,
+ 0x0B899651, 0xAEC8042F, 0x44E6C45C, 0xE1A75622,
+ 0xDDA47104, 0x78E5E37A, 0x92CB2309, 0x378AB177,
+ 0x437AD51E, 0xE63B4760, 0x0C158713, 0xA954156D,
+ 0xE5F54FC1, 0x40B4DDBF, 0xAA9A1DCC, 0x0FDB8FB2,
+ 0x7B2BEBDB, 0xDE6A79A5, 0x3444B9D6, 0x91052BA8,
+ /* T8_3 */
+ 0x00000000, 0xDD45AAB8, 0xBF672381, 0x62228939,
+ 0x7B2231F3, 0xA6679B4B, 0xC4451272, 0x1900B8CA,
+ 0xF64463E6, 0x2B01C95E, 0x49234067, 0x9466EADF,
+ 0x8D665215, 0x5023F8AD, 0x32017194, 0xEF44DB2C,
+ 0xE964B13D, 0x34211B85, 0x560392BC, 0x8B463804,
+ 0x924680CE, 0x4F032A76, 0x2D21A34F, 0xF06409F7,
+ 0x1F20D2DB, 0xC2657863, 0xA047F15A, 0x7D025BE2,
+ 0x6402E328, 0xB9474990, 0xDB65C0A9, 0x06206A11,
+ 0xD725148B, 0x0A60BE33, 0x6842370A, 0xB5079DB2,
+ 0xAC072578, 0x71428FC0, 0x136006F9, 0xCE25AC41,
+ 0x2161776D, 0xFC24DDD5, 0x9E0654EC, 0x4343FE54,
+ 0x5A43469E, 0x8706EC26, 0xE524651F, 0x3861CFA7,
+ 0x3E41A5B6, 0xE3040F0E, 0x81268637, 0x5C632C8F,
+ 0x45639445, 0x98263EFD, 0xFA04B7C4, 0x27411D7C,
+ 0xC805C650, 0x15406CE8, 0x7762E5D1, 0xAA274F69,
+ 0xB327F7A3, 0x6E625D1B, 0x0C40D422, 0xD1057E9A,
+ 0xABA65FE7, 0x76E3F55F, 0x14C17C66, 0xC984D6DE,
+ 0xD0846E14, 0x0DC1C4AC, 0x6FE34D95, 0xB2A6E72D,
+ 0x5DE23C01, 0x80A796B9, 0xE2851F80, 0x3FC0B538,
+ 0x26C00DF2, 0xFB85A74A, 0x99A72E73, 0x44E284CB,
+ 0x42C2EEDA, 0x9F874462, 0xFDA5CD5B, 0x20E067E3,
+ 0x39E0DF29, 0xE4A57591, 0x8687FCA8, 0x5BC25610,
+ 0xB4868D3C, 0x69C32784, 0x0BE1AEBD, 0xD6A40405,
+ 0xCFA4BCCF, 0x12E11677, 0x70C39F4E, 0xAD8635F6,
+ 0x7C834B6C, 0xA1C6E1D4, 0xC3E468ED, 0x1EA1C255,
+ 0x07A17A9F, 0xDAE4D027, 0xB8C6591E, 0x6583F3A6,
+ 0x8AC7288A, 0x57828232, 0x35A00B0B, 0xE8E5A1B3,
+ 0xF1E51979, 0x2CA0B3C1, 0x4E823AF8, 0x93C79040,
+ 0x95E7FA51, 0x48A250E9, 0x2A80D9D0, 0xF7C57368,
+ 0xEEC5CBA2, 0x3380611A, 0x51A2E823, 0x8CE7429B,
+ 0x63A399B7, 0xBEE6330F, 0xDCC4BA36, 0x0181108E,
+ 0x1881A844, 0xC5C402FC, 0xA7E68BC5, 0x7AA3217D,
+ 0x52A0C93F, 0x8FE56387, 0xEDC7EABE, 0x30824006,
+ 0x2982F8CC, 0xF4C75274, 0x96E5DB4D, 0x4BA071F5,
+ 0xA4E4AAD9, 0x79A10061, 0x1B838958, 0xC6C623E0,
+ 0xDFC69B2A, 0x02833192, 0x60A1B8AB, 0xBDE41213,
+ 0xBBC47802, 0x6681D2BA, 0x04A35B83, 0xD9E6F13B,
+ 0xC0E649F1, 0x1DA3E349, 0x7F816A70, 0xA2C4C0C8,
+ 0x4D801BE4, 0x90C5B15C, 0xF2E73865, 0x2FA292DD,
+ 0x36A22A17, 0xEBE780AF, 0x89C50996, 0x5480A32E,
+ 0x8585DDB4, 0x58C0770C, 0x3AE2FE35, 0xE7A7548D,
+ 0xFEA7EC47, 0x23E246FF, 0x41C0CFC6, 0x9C85657E,
+ 0x73C1BE52, 0xAE8414EA, 0xCCA69DD3, 0x11E3376B,
+ 0x08E38FA1, 0xD5A62519, 0xB784AC20, 0x6AC10698,
+ 0x6CE16C89, 0xB1A4C631, 0xD3864F08, 0x0EC3E5B0,
+ 0x17C35D7A, 0xCA86F7C2, 0xA8A47EFB, 0x75E1D443,
+ 0x9AA50F6F, 0x47E0A5D7, 0x25C22CEE, 0xF8878656,
+ 0xE1873E9C, 0x3CC29424, 0x5EE01D1D, 0x83A5B7A5,
+ 0xF90696D8, 0x24433C60, 0x4661B559, 0x9B241FE1,
+ 0x8224A72B, 0x5F610D93, 0x3D4384AA, 0xE0062E12,
+ 0x0F42F53E, 0xD2075F86, 0xB025D6BF, 0x6D607C07,
+ 0x7460C4CD, 0xA9256E75, 0xCB07E74C, 0x16424DF4,
+ 0x106227E5, 0xCD278D5D, 0xAF050464, 0x7240AEDC,
+ 0x6B401616, 0xB605BCAE, 0xD4273597, 0x09629F2F,
+ 0xE6264403, 0x3B63EEBB, 0x59416782, 0x8404CD3A,
+ 0x9D0475F0, 0x4041DF48, 0x22635671, 0xFF26FCC9,
+ 0x2E238253, 0xF36628EB, 0x9144A1D2, 0x4C010B6A,
+ 0x5501B3A0, 0x88441918, 0xEA669021, 0x37233A99,
+ 0xD867E1B5, 0x05224B0D, 0x6700C234, 0xBA45688C,
+ 0xA345D046, 0x7E007AFE, 0x1C22F3C7, 0xC167597F,
+ 0xC747336E, 0x1A0299D6, 0x782010EF, 0xA565BA57,
+ 0xBC65029D, 0x6120A825, 0x0302211C, 0xDE478BA4,
+ 0x31035088, 0xEC46FA30, 0x8E647309, 0x5321D9B1,
+ 0x4A21617B, 0x9764CBC3, 0xF54642FA, 0x2803E842,
+ /* T8_4 */
+ 0x00000000, 0x38116FAC, 0x7022DF58, 0x4833B0F4,
+ 0xE045BEB0, 0xD854D11C, 0x906761E8, 0xA8760E44,
+ 0xC5670B91, 0xFD76643D, 0xB545D4C9, 0x8D54BB65,
+ 0x2522B521, 0x1D33DA8D, 0x55006A79, 0x6D1105D5,
+ 0x8F2261D3, 0xB7330E7F, 0xFF00BE8B, 0xC711D127,
+ 0x6F67DF63, 0x5776B0CF, 0x1F45003B, 0x27546F97,
+ 0x4A456A42, 0x725405EE, 0x3A67B51A, 0x0276DAB6,
+ 0xAA00D4F2, 0x9211BB5E, 0xDA220BAA, 0xE2336406,
+ 0x1BA8B557, 0x23B9DAFB, 0x6B8A6A0F, 0x539B05A3,
+ 0xFBED0BE7, 0xC3FC644B, 0x8BCFD4BF, 0xB3DEBB13,
+ 0xDECFBEC6, 0xE6DED16A, 0xAEED619E, 0x96FC0E32,
+ 0x3E8A0076, 0x069B6FDA, 0x4EA8DF2E, 0x76B9B082,
+ 0x948AD484, 0xAC9BBB28, 0xE4A80BDC, 0xDCB96470,
+ 0x74CF6A34, 0x4CDE0598, 0x04EDB56C, 0x3CFCDAC0,
+ 0x51EDDF15, 0x69FCB0B9, 0x21CF004D, 0x19DE6FE1,
+ 0xB1A861A5, 0x89B90E09, 0xC18ABEFD, 0xF99BD151,
+ 0x37516AAE, 0x0F400502, 0x4773B5F6, 0x7F62DA5A,
+ 0xD714D41E, 0xEF05BBB2, 0xA7360B46, 0x9F2764EA,
+ 0xF236613F, 0xCA270E93, 0x8214BE67, 0xBA05D1CB,
+ 0x1273DF8F, 0x2A62B023, 0x625100D7, 0x5A406F7B,
+ 0xB8730B7D, 0x806264D1, 0xC851D425, 0xF040BB89,
+ 0x5836B5CD, 0x6027DA61, 0x28146A95, 0x10050539,
+ 0x7D1400EC, 0x45056F40, 0x0D36DFB4, 0x3527B018,
+ 0x9D51BE5C, 0xA540D1F0, 0xED736104, 0xD5620EA8,
+ 0x2CF9DFF9, 0x14E8B055, 0x5CDB00A1, 0x64CA6F0D,
+ 0xCCBC6149, 0xF4AD0EE5, 0xBC9EBE11, 0x848FD1BD,
+ 0xE99ED468, 0xD18FBBC4, 0x99BC0B30, 0xA1AD649C,
+ 0x09DB6AD8, 0x31CA0574, 0x79F9B580, 0x41E8DA2C,
+ 0xA3DBBE2A, 0x9BCAD186, 0xD3F96172, 0xEBE80EDE,
+ 0x439E009A, 0x7B8F6F36, 0x33BCDFC2, 0x0BADB06E,
+ 0x66BCB5BB, 0x5EADDA17, 0x169E6AE3, 0x2E8F054F,
+ 0x86F90B0B, 0xBEE864A7, 0xF6DBD453, 0xCECABBFF,
+ 0x6EA2D55C, 0x56B3BAF0, 0x1E800A04, 0x269165A8,
+ 0x8EE76BEC, 0xB6F60440, 0xFEC5B4B4, 0xC6D4DB18,
+ 0xABC5DECD, 0x93D4B161, 0xDBE70195, 0xE3F66E39,
+ 0x4B80607D, 0x73910FD1, 0x3BA2BF25, 0x03B3D089,
+ 0xE180B48F, 0xD991DB23, 0x91A26BD7, 0xA9B3047B,
+ 0x01C50A3F, 0x39D46593, 0x71E7D567, 0x49F6BACB,
+ 0x24E7BF1E, 0x1CF6D0B2, 0x54C56046, 0x6CD40FEA,
+ 0xC4A201AE, 0xFCB36E02, 0xB480DEF6, 0x8C91B15A,
+ 0x750A600B, 0x4D1B0FA7, 0x0528BF53, 0x3D39D0FF,
+ 0x954FDEBB, 0xAD5EB117, 0xE56D01E3, 0xDD7C6E4F,
+ 0xB06D6B9A, 0x887C0436, 0xC04FB4C2, 0xF85EDB6E,
+ 0x5028D52A, 0x6839BA86, 0x200A0A72, 0x181B65DE,
+ 0xFA2801D8, 0xC2396E74, 0x8A0ADE80, 0xB21BB12C,
+ 0x1A6DBF68, 0x227CD0C4, 0x6A4F6030, 0x525E0F9C,
+ 0x3F4F0A49, 0x075E65E5, 0x4F6DD511, 0x777CBABD,
+ 0xDF0AB4F9, 0xE71BDB55, 0xAF286BA1, 0x9739040D,
+ 0x59F3BFF2, 0x61E2D05E, 0x29D160AA, 0x11C00F06,
+ 0xB9B60142, 0x81A76EEE, 0xC994DE1A, 0xF185B1B6,
+ 0x9C94B463, 0xA485DBCF, 0xECB66B3B, 0xD4A70497,
+ 0x7CD10AD3, 0x44C0657F, 0x0CF3D58B, 0x34E2BA27,
+ 0xD6D1DE21, 0xEEC0B18D, 0xA6F30179, 0x9EE26ED5,
+ 0x36946091, 0x0E850F3D, 0x46B6BFC9, 0x7EA7D065,
+ 0x13B6D5B0, 0x2BA7BA1C, 0x63940AE8, 0x5B856544,
+ 0xF3F36B00, 0xCBE204AC, 0x83D1B458, 0xBBC0DBF4,
+ 0x425B0AA5, 0x7A4A6509, 0x3279D5FD, 0x0A68BA51,
+ 0xA21EB415, 0x9A0FDBB9, 0xD23C6B4D, 0xEA2D04E1,
+ 0x873C0134, 0xBF2D6E98, 0xF71EDE6C, 0xCF0FB1C0,
+ 0x6779BF84, 0x5F68D028, 0x175B60DC, 0x2F4A0F70,
+ 0xCD796B76, 0xF56804DA, 0xBD5BB42E, 0x854ADB82,
+ 0x2D3CD5C6, 0x152DBA6A, 0x5D1E0A9E, 0x650F6532,
+ 0x081E60E7, 0x300F0F4B, 0x783CBFBF, 0x402DD013,
+ 0xE85BDE57, 0xD04AB1FB, 0x9879010F, 0xA0686EA3,
+ /* T8_5 */
+ 0x00000000, 0xEF306B19, 0xDB8CA0C3, 0x34BCCBDA,
+ 0xB2F53777, 0x5DC55C6E, 0x697997B4, 0x8649FCAD,
+ 0x6006181F, 0x8F367306, 0xBB8AB8DC, 0x54BAD3C5,
+ 0xD2F32F68, 0x3DC34471, 0x097F8FAB, 0xE64FE4B2,
+ 0xC00C303E, 0x2F3C5B27, 0x1B8090FD, 0xF4B0FBE4,
+ 0x72F90749, 0x9DC96C50, 0xA975A78A, 0x4645CC93,
+ 0xA00A2821, 0x4F3A4338, 0x7B8688E2, 0x94B6E3FB,
+ 0x12FF1F56, 0xFDCF744F, 0xC973BF95, 0x2643D48C,
+ 0x85F4168D, 0x6AC47D94, 0x5E78B64E, 0xB148DD57,
+ 0x370121FA, 0xD8314AE3, 0xEC8D8139, 0x03BDEA20,
+ 0xE5F20E92, 0x0AC2658B, 0x3E7EAE51, 0xD14EC548,
+ 0x570739E5, 0xB83752FC, 0x8C8B9926, 0x63BBF23F,
+ 0x45F826B3, 0xAAC84DAA, 0x9E748670, 0x7144ED69,
+ 0xF70D11C4, 0x183D7ADD, 0x2C81B107, 0xC3B1DA1E,
+ 0x25FE3EAC, 0xCACE55B5, 0xFE729E6F, 0x1142F576,
+ 0x970B09DB, 0x783B62C2, 0x4C87A918, 0xA3B7C201,
+ 0x0E045BEB, 0xE13430F2, 0xD588FB28, 0x3AB89031,
+ 0xBCF16C9C, 0x53C10785, 0x677DCC5F, 0x884DA746,
+ 0x6E0243F4, 0x813228ED, 0xB58EE337, 0x5ABE882E,
+ 0xDCF77483, 0x33C71F9A, 0x077BD440, 0xE84BBF59,
+ 0xCE086BD5, 0x213800CC, 0x1584CB16, 0xFAB4A00F,
+ 0x7CFD5CA2, 0x93CD37BB, 0xA771FC61, 0x48419778,
+ 0xAE0E73CA, 0x413E18D3, 0x7582D309, 0x9AB2B810,
+ 0x1CFB44BD, 0xF3CB2FA4, 0xC777E47E, 0x28478F67,
+ 0x8BF04D66, 0x64C0267F, 0x507CEDA5, 0xBF4C86BC,
+ 0x39057A11, 0xD6351108, 0xE289DAD2, 0x0DB9B1CB,
+ 0xEBF65579, 0x04C63E60, 0x307AF5BA, 0xDF4A9EA3,
+ 0x5903620E, 0xB6330917, 0x828FC2CD, 0x6DBFA9D4,
+ 0x4BFC7D58, 0xA4CC1641, 0x9070DD9B, 0x7F40B682,
+ 0xF9094A2F, 0x16392136, 0x2285EAEC, 0xCDB581F5,
+ 0x2BFA6547, 0xC4CA0E5E, 0xF076C584, 0x1F46AE9D,
+ 0x990F5230, 0x763F3929, 0x4283F2F3, 0xADB399EA,
+ 0x1C08B7D6, 0xF338DCCF, 0xC7841715, 0x28B47C0C,
+ 0xAEFD80A1, 0x41CDEBB8, 0x75712062, 0x9A414B7B,
+ 0x7C0EAFC9, 0x933EC4D0, 0xA7820F0A, 0x48B26413,
+ 0xCEFB98BE, 0x21CBF3A7, 0x1577387D, 0xFA475364,
+ 0xDC0487E8, 0x3334ECF1, 0x0788272B, 0xE8B84C32,
+ 0x6EF1B09F, 0x81C1DB86, 0xB57D105C, 0x5A4D7B45,
+ 0xBC029FF7, 0x5332F4EE, 0x678E3F34, 0x88BE542D,
+ 0x0EF7A880, 0xE1C7C399, 0xD57B0843, 0x3A4B635A,
+ 0x99FCA15B, 0x76CCCA42, 0x42700198, 0xAD406A81,
+ 0x2B09962C, 0xC439FD35, 0xF08536EF, 0x1FB55DF6,
+ 0xF9FAB944, 0x16CAD25D, 0x22761987, 0xCD46729E,
+ 0x4B0F8E33, 0xA43FE52A, 0x90832EF0, 0x7FB345E9,
+ 0x59F09165, 0xB6C0FA7C, 0x827C31A6, 0x6D4C5ABF,
+ 0xEB05A612, 0x0435CD0B, 0x308906D1, 0xDFB96DC8,
+ 0x39F6897A, 0xD6C6E263, 0xE27A29B9, 0x0D4A42A0,
+ 0x8B03BE0D, 0x6433D514, 0x508F1ECE, 0xBFBF75D7,
+ 0x120CEC3D, 0xFD3C8724, 0xC9804CFE, 0x26B027E7,
+ 0xA0F9DB4A, 0x4FC9B053, 0x7B757B89, 0x94451090,
+ 0x720AF422, 0x9D3A9F3B, 0xA98654E1, 0x46B63FF8,
+ 0xC0FFC355, 0x2FCFA84C, 0x1B736396, 0xF443088F,
+ 0xD200DC03, 0x3D30B71A, 0x098C7CC0, 0xE6BC17D9,
+ 0x60F5EB74, 0x8FC5806D, 0xBB794BB7, 0x544920AE,
+ 0xB206C41C, 0x5D36AF05, 0x698A64DF, 0x86BA0FC6,
+ 0x00F3F36B, 0xEFC39872, 0xDB7F53A8, 0x344F38B1,
+ 0x97F8FAB0, 0x78C891A9, 0x4C745A73, 0xA344316A,
+ 0x250DCDC7, 0xCA3DA6DE, 0xFE816D04, 0x11B1061D,
+ 0xF7FEE2AF, 0x18CE89B6, 0x2C72426C, 0xC3422975,
+ 0x450BD5D8, 0xAA3BBEC1, 0x9E87751B, 0x71B71E02,
+ 0x57F4CA8E, 0xB8C4A197, 0x8C786A4D, 0x63480154,
+ 0xE501FDF9, 0x0A3196E0, 0x3E8D5D3A, 0xD1BD3623,
+ 0x37F2D291, 0xD8C2B988, 0xEC7E7252, 0x034E194B,
+ 0x8507E5E6, 0x6A378EFF, 0x5E8B4525, 0xB1BB2E3C,
+ /* T8_6 */
+ 0x00000000, 0x68032CC8, 0xD0065990, 0xB8057558,
+ 0xA5E0C5D1, 0xCDE3E919, 0x75E69C41, 0x1DE5B089,
+ 0x4E2DFD53, 0x262ED19B, 0x9E2BA4C3, 0xF628880B,
+ 0xEBCD3882, 0x83CE144A, 0x3BCB6112, 0x53C84DDA,
+ 0x9C5BFAA6, 0xF458D66E, 0x4C5DA336, 0x245E8FFE,
+ 0x39BB3F77, 0x51B813BF, 0xE9BD66E7, 0x81BE4A2F,
+ 0xD27607F5, 0xBA752B3D, 0x02705E65, 0x6A7372AD,
+ 0x7796C224, 0x1F95EEEC, 0xA7909BB4, 0xCF93B77C,
+ 0x3D5B83BD, 0x5558AF75, 0xED5DDA2D, 0x855EF6E5,
+ 0x98BB466C, 0xF0B86AA4, 0x48BD1FFC, 0x20BE3334,
+ 0x73767EEE, 0x1B755226, 0xA370277E, 0xCB730BB6,
+ 0xD696BB3F, 0xBE9597F7, 0x0690E2AF, 0x6E93CE67,
+ 0xA100791B, 0xC90355D3, 0x7106208B, 0x19050C43,
+ 0x04E0BCCA, 0x6CE39002, 0xD4E6E55A, 0xBCE5C992,
+ 0xEF2D8448, 0x872EA880, 0x3F2BDDD8, 0x5728F110,
+ 0x4ACD4199, 0x22CE6D51, 0x9ACB1809, 0xF2C834C1,
+ 0x7AB7077A, 0x12B42BB2, 0xAAB15EEA, 0xC2B27222,
+ 0xDF57C2AB, 0xB754EE63, 0x0F519B3B, 0x6752B7F3,
+ 0x349AFA29, 0x5C99D6E1, 0xE49CA3B9, 0x8C9F8F71,
+ 0x917A3FF8, 0xF9791330, 0x417C6668, 0x297F4AA0,
+ 0xE6ECFDDC, 0x8EEFD114, 0x36EAA44C, 0x5EE98884,
+ 0x430C380D, 0x2B0F14C5, 0x930A619D, 0xFB094D55,
+ 0xA8C1008F, 0xC0C22C47, 0x78C7591F, 0x10C475D7,
+ 0x0D21C55E, 0x6522E996, 0xDD279CCE, 0xB524B006,
+ 0x47EC84C7, 0x2FEFA80F, 0x97EADD57, 0xFFE9F19F,
+ 0xE20C4116, 0x8A0F6DDE, 0x320A1886, 0x5A09344E,
+ 0x09C17994, 0x61C2555C, 0xD9C72004, 0xB1C40CCC,
+ 0xAC21BC45, 0xC422908D, 0x7C27E5D5, 0x1424C91D,
+ 0xDBB77E61, 0xB3B452A9, 0x0BB127F1, 0x63B20B39,
+ 0x7E57BBB0, 0x16549778, 0xAE51E220, 0xC652CEE8,
+ 0x959A8332, 0xFD99AFFA, 0x459CDAA2, 0x2D9FF66A,
+ 0x307A46E3, 0x58796A2B, 0xE07C1F73, 0x887F33BB,
+ 0xF56E0EF4, 0x9D6D223C, 0x25685764, 0x4D6B7BAC,
+ 0x508ECB25, 0x388DE7ED, 0x808892B5, 0xE88BBE7D,
+ 0xBB43F3A7, 0xD340DF6F, 0x6B45AA37, 0x034686FF,
+ 0x1EA33676, 0x76A01ABE, 0xCEA56FE6, 0xA6A6432E,
+ 0x6935F452, 0x0136D89A, 0xB933ADC2, 0xD130810A,
+ 0xCCD53183, 0xA4D61D4B, 0x1CD36813, 0x74D044DB,
+ 0x27180901, 0x4F1B25C9, 0xF71E5091, 0x9F1D7C59,
+ 0x82F8CCD0, 0xEAFBE018, 0x52FE9540, 0x3AFDB988,
+ 0xC8358D49, 0xA036A181, 0x1833D4D9, 0x7030F811,
+ 0x6DD54898, 0x05D66450, 0xBDD31108, 0xD5D03DC0,
+ 0x8618701A, 0xEE1B5CD2, 0x561E298A, 0x3E1D0542,
+ 0x23F8B5CB, 0x4BFB9903, 0xF3FEEC5B, 0x9BFDC093,
+ 0x546E77EF, 0x3C6D5B27, 0x84682E7F, 0xEC6B02B7,
+ 0xF18EB23E, 0x998D9EF6, 0x2188EBAE, 0x498BC766,
+ 0x1A438ABC, 0x7240A674, 0xCA45D32C, 0xA246FFE4,
+ 0xBFA34F6D, 0xD7A063A5, 0x6FA516FD, 0x07A63A35,
+ 0x8FD9098E, 0xE7DA2546, 0x5FDF501E, 0x37DC7CD6,
+ 0x2A39CC5F, 0x423AE097, 0xFA3F95CF, 0x923CB907,
+ 0xC1F4F4DD, 0xA9F7D815, 0x11F2AD4D, 0x79F18185,
+ 0x6414310C, 0x0C171DC4, 0xB412689C, 0xDC114454,
+ 0x1382F328, 0x7B81DFE0, 0xC384AAB8, 0xAB878670,
+ 0xB66236F9, 0xDE611A31, 0x66646F69, 0x0E6743A1,
+ 0x5DAF0E7B, 0x35AC22B3, 0x8DA957EB, 0xE5AA7B23,
+ 0xF84FCBAA, 0x904CE762, 0x2849923A, 0x404ABEF2,
+ 0xB2828A33, 0xDA81A6FB, 0x6284D3A3, 0x0A87FF6B,
+ 0x17624FE2, 0x7F61632A, 0xC7641672, 0xAF673ABA,
+ 0xFCAF7760, 0x94AC5BA8, 0x2CA92EF0, 0x44AA0238,
+ 0x594FB2B1, 0x314C9E79, 0x8949EB21, 0xE14AC7E9,
+ 0x2ED97095, 0x46DA5C5D, 0xFEDF2905, 0x96DC05CD,
+ 0x8B39B544, 0xE33A998C, 0x5B3FECD4, 0x333CC01C,
+ 0x60F48DC6, 0x08F7A10E, 0xB0F2D456, 0xD8F1F89E,
+ 0xC5144817, 0xAD1764DF, 0x15121187, 0x7D113D4F,
+ /* T8_7 */
+ 0x00000000, 0x493C7D27, 0x9278FA4E, 0xDB448769,
+ 0x211D826D, 0x6821FF4A, 0xB3657823, 0xFA590504,
+ 0x423B04DA, 0x0B0779FD, 0xD043FE94, 0x997F83B3,
+ 0x632686B7, 0x2A1AFB90, 0xF15E7CF9, 0xB86201DE,
+ 0x847609B4, 0xCD4A7493, 0x160EF3FA, 0x5F328EDD,
+ 0xA56B8BD9, 0xEC57F6FE, 0x37137197, 0x7E2F0CB0,
+ 0xC64D0D6E, 0x8F717049, 0x5435F720, 0x1D098A07,
+ 0xE7508F03, 0xAE6CF224, 0x7528754D, 0x3C14086A,
+ 0x0D006599, 0x443C18BE, 0x9F789FD7, 0xD644E2F0,
+ 0x2C1DE7F4, 0x65219AD3, 0xBE651DBA, 0xF759609D,
+ 0x4F3B6143, 0x06071C64, 0xDD439B0D, 0x947FE62A,
+ 0x6E26E32E, 0x271A9E09, 0xFC5E1960, 0xB5626447,
+ 0x89766C2D, 0xC04A110A, 0x1B0E9663, 0x5232EB44,
+ 0xA86BEE40, 0xE1579367, 0x3A13140E, 0x732F6929,
+ 0xCB4D68F7, 0x827115D0, 0x593592B9, 0x1009EF9E,
+ 0xEA50EA9A, 0xA36C97BD, 0x782810D4, 0x31146DF3,
+ 0x1A00CB32, 0x533CB615, 0x8878317C, 0xC1444C5B,
+ 0x3B1D495F, 0x72213478, 0xA965B311, 0xE059CE36,
+ 0x583BCFE8, 0x1107B2CF, 0xCA4335A6, 0x837F4881,
+ 0x79264D85, 0x301A30A2, 0xEB5EB7CB, 0xA262CAEC,
+ 0x9E76C286, 0xD74ABFA1, 0x0C0E38C8, 0x453245EF,
+ 0xBF6B40EB, 0xF6573DCC, 0x2D13BAA5, 0x642FC782,
+ 0xDC4DC65C, 0x9571BB7B, 0x4E353C12, 0x07094135,
+ 0xFD504431, 0xB46C3916, 0x6F28BE7F, 0x2614C358,
+ 0x1700AEAB, 0x5E3CD38C, 0x857854E5, 0xCC4429C2,
+ 0x361D2CC6, 0x7F2151E1, 0xA465D688, 0xED59ABAF,
+ 0x553BAA71, 0x1C07D756, 0xC743503F, 0x8E7F2D18,
+ 0x7426281C, 0x3D1A553B, 0xE65ED252, 0xAF62AF75,
+ 0x9376A71F, 0xDA4ADA38, 0x010E5D51, 0x48322076,
+ 0xB26B2572, 0xFB575855, 0x2013DF3C, 0x692FA21B,
+ 0xD14DA3C5, 0x9871DEE2, 0x4335598B, 0x0A0924AC,
+ 0xF05021A8, 0xB96C5C8F, 0x6228DBE6, 0x2B14A6C1,
+ 0x34019664, 0x7D3DEB43, 0xA6796C2A, 0xEF45110D,
+ 0x151C1409, 0x5C20692E, 0x8764EE47, 0xCE589360,
+ 0x763A92BE, 0x3F06EF99, 0xE44268F0, 0xAD7E15D7,
+ 0x572710D3, 0x1E1B6DF4, 0xC55FEA9D, 0x8C6397BA,
+ 0xB0779FD0, 0xF94BE2F7, 0x220F659E, 0x6B3318B9,
+ 0x916A1DBD, 0xD856609A, 0x0312E7F3, 0x4A2E9AD4,
+ 0xF24C9B0A, 0xBB70E62D, 0x60346144, 0x29081C63,
+ 0xD3511967, 0x9A6D6440, 0x4129E329, 0x08159E0E,
+ 0x3901F3FD, 0x703D8EDA, 0xAB7909B3, 0xE2457494,
+ 0x181C7190, 0x51200CB7, 0x8A648BDE, 0xC358F6F9,
+ 0x7B3AF727, 0x32068A00, 0xE9420D69, 0xA07E704E,
+ 0x5A27754A, 0x131B086D, 0xC85F8F04, 0x8163F223,
+ 0xBD77FA49, 0xF44B876E, 0x2F0F0007, 0x66337D20,
+ 0x9C6A7824, 0xD5560503, 0x0E12826A, 0x472EFF4D,
+ 0xFF4CFE93, 0xB67083B4, 0x6D3404DD, 0x240879FA,
+ 0xDE517CFE, 0x976D01D9, 0x4C2986B0, 0x0515FB97,
+ 0x2E015D56, 0x673D2071, 0xBC79A718, 0xF545DA3F,
+ 0x0F1CDF3B, 0x4620A21C, 0x9D642575, 0xD4585852,
+ 0x6C3A598C, 0x250624AB, 0xFE42A3C2, 0xB77EDEE5,
+ 0x4D27DBE1, 0x041BA6C6, 0xDF5F21AF, 0x96635C88,
+ 0xAA7754E2, 0xE34B29C5, 0x380FAEAC, 0x7133D38B,
+ 0x8B6AD68F, 0xC256ABA8, 0x19122CC1, 0x502E51E6,
+ 0xE84C5038, 0xA1702D1F, 0x7A34AA76, 0x3308D751,
+ 0xC951D255, 0x806DAF72, 0x5B29281B, 0x1215553C,
+ 0x230138CF, 0x6A3D45E8, 0xB179C281, 0xF845BFA6,
+ 0x021CBAA2, 0x4B20C785, 0x906440EC, 0xD9583DCB,
+ 0x613A3C15, 0x28064132, 0xF342C65B, 0xBA7EBB7C,
+ 0x4027BE78, 0x091BC35F, 0xD25F4436, 0x9B633911,
+ 0xA777317B, 0xEE4B4C5C, 0x350FCB35, 0x7C33B612,
+ 0x866AB316, 0xCF56CE31, 0x14124958, 0x5D2E347F,
+ 0xE54C35A1, 0xAC704886, 0x7734CFEF, 0x3E08B2C8,
+ 0xC451B7CC, 0x8D6DCAEB, 0x56294D82, 0x1F1530A5
+ };
+ /**
+ * the current CRC value, bit-flipped
+ */
+ private int crc;
+
+ private SdkCrc32CChecksum() {
+ reset();
+ }
+
+ private SdkCrc32CChecksum(int crc) {
+ this.crc = crc;
+ }
+
+ public static SdkCrc32CChecksum create() {
+ return new SdkCrc32CChecksum();
+ }
+
+ @Override
+ public long getValue() {
+ long ret = crc;
+ return (~ret) & 0xffffffffL;
+ }
+
+ @Override
+ public void reset() {
+ crc = 0xffffffff;
+ }
+
+ @Override
+ public void update(byte[] b, int off, int len) {
+ int localCrc = crc;
+
+ while (len > 7) {
+ int c0 = (b[off + 0] ^ localCrc) & 0xff;
+ localCrc >>>= 8;
+ int c1 = (b[off + 1] ^ (localCrc)) & 0xff;
+ localCrc >>>= 8;
+ int c2 = (b[off + 2] ^ (localCrc)) & 0xff;
+ localCrc >>>= 8;
+ int c3 = (b[off + 3] ^ (localCrc)) & 0xff;
+ localCrc = (T[T8_7_START + c0] ^ T[T8_6_START + c1]) ^
+ (T[T8_5_START + c2] ^ T[T_8_4_START + c3]);
+ int c4 = b[off + 4] & 0xff;
+ int c5 = b[off + 5] & 0xff;
+ int c6 = b[off + 6] & 0xff;
+ int c7 = b[off + 7] & 0xff;
+
+ localCrc ^= (T[T8_3_START + c4] ^ T[T8_2_START + c5]) ^
+ (T[T8_1_START + c6] ^ T[T8_0_START + c7]);
+
+ off += 8;
+ len -= 8;
+ }
+
+ /* loop unroll - duff's device style */
+ for (int index = 0; index < len; index++) {
+ localCrc = (localCrc >>> 8) ^ T[T8_0_START + ((localCrc ^ b[off++]) & 0xff)];
+ }
+
+ // Publish crc out to object
+ crc = localCrc;
+ }
+
+ @Override
+ public void update(int b) {
+ crc = (crc >>> 8) ^ T[T8_0_START + ((crc ^ b) & 0xff)];
+ }
+
+ @Override
+ public Object clone() {
+ return new SdkCrc32CChecksum(crc);
+ }
+}
diff --git a/core/http-auth-aws/src/main/java/software/amazon/awssdk/http/auth/aws/internal/checksums/SdkCrc32Checksum.java b/core/http-auth-aws/src/main/java/software/amazon/awssdk/http/auth/aws/internal/checksums/SdkCrc32Checksum.java
new file mode 100644
index 000000000000..8dc554b624ed
--- /dev/null
+++ b/core/http-auth-aws/src/main/java/software/amazon/awssdk/http/auth/aws/internal/checksums/SdkCrc32Checksum.java
@@ -0,0 +1,622 @@
+/*
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License").
+ * You may not use this file except in compliance with the License.
+ * A copy of the License is located at
+ *
+ * http://aws.amazon.com/apache2.0
+ *
+ * or in the "license" file accompanying this file. This file is distributed
+ * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
+ * express or implied. See the License for the specific language governing
+ * permissions and limitations under the License.
+ */
+
+package software.amazon.awssdk.http.auth.aws.internal.checksums;
+
+import java.util.zip.Checksum;
+import software.amazon.awssdk.annotations.SdkInternalApi;
+
+/*
+ * THIS FILE HAS BEEN MODIFIED FROM THE ORIGINAL VERSION.
+ *
+ * The code comes from PureJavaCrc32.java in Apache Commons Codec 1.11.
+ * It has been modified to add a createCopy() method.
+ * The createCopy method is used to save current c checksum state when the checksum is marked.
+ */
+@SdkInternalApi
+public final class SdkCrc32Checksum implements Checksum, Cloneable {
+
+ /*
+ * CRC-32 lookup tables generated by the polynomial 0xEDB88320.
+ * See also TestPureJavaCrc32.Table.
+ */
+ private static final int[] T = {
+ /* T8_0 */
+ 0x00000000, 0x77073096, 0xEE0E612C, 0x990951BA,
+ 0x076DC419, 0x706AF48F, 0xE963A535, 0x9E6495A3,
+ 0x0EDB8832, 0x79DCB8A4, 0xE0D5E91E, 0x97D2D988,
+ 0x09B64C2B, 0x7EB17CBD, 0xE7B82D07, 0x90BF1D91,
+ 0x1DB71064, 0x6AB020F2, 0xF3B97148, 0x84BE41DE,
+ 0x1ADAD47D, 0x6DDDE4EB, 0xF4D4B551, 0x83D385C7,
+ 0x136C9856, 0x646BA8C0, 0xFD62F97A, 0x8A65C9EC,
+ 0x14015C4F, 0x63066CD9, 0xFA0F3D63, 0x8D080DF5,
+ 0x3B6E20C8, 0x4C69105E, 0xD56041E4, 0xA2677172,
+ 0x3C03E4D1, 0x4B04D447, 0xD20D85FD, 0xA50AB56B,
+ 0x35B5A8FA, 0x42B2986C, 0xDBBBC9D6, 0xACBCF940,
+ 0x32D86CE3, 0x45DF5C75, 0xDCD60DCF, 0xABD13D59,
+ 0x26D930AC, 0x51DE003A, 0xC8D75180, 0xBFD06116,
+ 0x21B4F4B5, 0x56B3C423, 0xCFBA9599, 0xB8BDA50F,
+ 0x2802B89E, 0x5F058808, 0xC60CD9B2, 0xB10BE924,
+ 0x2F6F7C87, 0x58684C11, 0xC1611DAB, 0xB6662D3D,
+ 0x76DC4190, 0x01DB7106, 0x98D220BC, 0xEFD5102A,
+ 0x71B18589, 0x06B6B51F, 0x9FBFE4A5, 0xE8B8D433,
+ 0x7807C9A2, 0x0F00F934, 0x9609A88E, 0xE10E9818,
+ 0x7F6A0DBB, 0x086D3D2D, 0x91646C97, 0xE6635C01,
+ 0x6B6B51F4, 0x1C6C6162, 0x856530D8, 0xF262004E,
+ 0x6C0695ED, 0x1B01A57B, 0x8208F4C1, 0xF50FC457,
+ 0x65B0D9C6, 0x12B7E950, 0x8BBEB8EA, 0xFCB9887C,
+ 0x62DD1DDF, 0x15DA2D49, 0x8CD37CF3, 0xFBD44C65,
+ 0x4DB26158, 0x3AB551CE, 0xA3BC0074, 0xD4BB30E2,
+ 0x4ADFA541, 0x3DD895D7, 0xA4D1C46D, 0xD3D6F4FB,
+ 0x4369E96A, 0x346ED9FC, 0xAD678846, 0xDA60B8D0,
+ 0x44042D73, 0x33031DE5, 0xAA0A4C5F, 0xDD0D7CC9,
+ 0x5005713C, 0x270241AA, 0xBE0B1010, 0xC90C2086,
+ 0x5768B525, 0x206F85B3, 0xB966D409, 0xCE61E49F,
+ 0x5EDEF90E, 0x29D9C998, 0xB0D09822, 0xC7D7A8B4,
+ 0x59B33D17, 0x2EB40D81, 0xB7BD5C3B, 0xC0BA6CAD,
+ 0xEDB88320, 0x9ABFB3B6, 0x03B6E20C, 0x74B1D29A,
+ 0xEAD54739, 0x9DD277AF, 0x04DB2615, 0x73DC1683,
+ 0xE3630B12, 0x94643B84, 0x0D6D6A3E, 0x7A6A5AA8,
+ 0xE40ECF0B, 0x9309FF9D, 0x0A00AE27, 0x7D079EB1,
+ 0xF00F9344, 0x8708A3D2, 0x1E01F268, 0x6906C2FE,
+ 0xF762575D, 0x806567CB, 0x196C3671, 0x6E6B06E7,
+ 0xFED41B76, 0x89D32BE0, 0x10DA7A5A, 0x67DD4ACC,
+ 0xF9B9DF6F, 0x8EBEEFF9, 0x17B7BE43, 0x60B08ED5,
+ 0xD6D6A3E8, 0xA1D1937E, 0x38D8C2C4, 0x4FDFF252,
+ 0xD1BB67F1, 0xA6BC5767, 0x3FB506DD, 0x48B2364B,
+ 0xD80D2BDA, 0xAF0A1B4C, 0x36034AF6, 0x41047A60,
+ 0xDF60EFC3, 0xA867DF55, 0x316E8EEF, 0x4669BE79,
+ 0xCB61B38C, 0xBC66831A, 0x256FD2A0, 0x5268E236,
+ 0xCC0C7795, 0xBB0B4703, 0x220216B9, 0x5505262F,
+ 0xC5BA3BBE, 0xB2BD0B28, 0x2BB45A92, 0x5CB36A04,
+ 0xC2D7FFA7, 0xB5D0CF31, 0x2CD99E8B, 0x5BDEAE1D,
+ 0x9B64C2B0, 0xEC63F226, 0x756AA39C, 0x026D930A,
+ 0x9C0906A9, 0xEB0E363F, 0x72076785, 0x05005713,
+ 0x95BF4A82, 0xE2B87A14, 0x7BB12BAE, 0x0CB61B38,
+ 0x92D28E9B, 0xE5D5BE0D, 0x7CDCEFB7, 0x0BDBDF21,
+ 0x86D3D2D4, 0xF1D4E242, 0x68DDB3F8, 0x1FDA836E,
+ 0x81BE16CD, 0xF6B9265B, 0x6FB077E1, 0x18B74777,
+ 0x88085AE6, 0xFF0F6A70, 0x66063BCA, 0x11010B5C,
+ 0x8F659EFF, 0xF862AE69, 0x616BFFD3, 0x166CCF45,
+ 0xA00AE278, 0xD70DD2EE, 0x4E048354, 0x3903B3C2,
+ 0xA7672661, 0xD06016F7, 0x4969474D, 0x3E6E77DB,
+ 0xAED16A4A, 0xD9D65ADC, 0x40DF0B66, 0x37D83BF0,
+ 0xA9BCAE53, 0xDEBB9EC5, 0x47B2CF7F, 0x30B5FFE9,
+ 0xBDBDF21C, 0xCABAC28A, 0x53B39330, 0x24B4A3A6,
+ 0xBAD03605, 0xCDD70693, 0x54DE5729, 0x23D967BF,
+ 0xB3667A2E, 0xC4614AB8, 0x5D681B02, 0x2A6F2B94,
+ 0xB40BBE37, 0xC30C8EA1, 0x5A05DF1B, 0x2D02EF8D,
+ /* T8_1 */
+ 0x00000000, 0x191B3141, 0x32366282, 0x2B2D53C3,
+ 0x646CC504, 0x7D77F445, 0x565AA786, 0x4F4196C7,
+ 0xC8D98A08, 0xD1C2BB49, 0xFAEFE88A, 0xE3F4D9CB,
+ 0xACB54F0C, 0xB5AE7E4D, 0x9E832D8E, 0x87981CCF,
+ 0x4AC21251, 0x53D92310, 0x78F470D3, 0x61EF4192,
+ 0x2EAED755, 0x37B5E614, 0x1C98B5D7, 0x05838496,
+ 0x821B9859, 0x9B00A918, 0xB02DFADB, 0xA936CB9A,
+ 0xE6775D5D, 0xFF6C6C1C, 0xD4413FDF, 0xCD5A0E9E,
+ 0x958424A2, 0x8C9F15E3, 0xA7B24620, 0xBEA97761,
+ 0xF1E8E1A6, 0xE8F3D0E7, 0xC3DE8324, 0xDAC5B265,
+ 0x5D5DAEAA, 0x44469FEB, 0x6F6BCC28, 0x7670FD69,
+ 0x39316BAE, 0x202A5AEF, 0x0B07092C, 0x121C386D,
+ 0xDF4636F3, 0xC65D07B2, 0xED705471, 0xF46B6530,
+ 0xBB2AF3F7, 0xA231C2B6, 0x891C9175, 0x9007A034,
+ 0x179FBCFB, 0x0E848DBA, 0x25A9DE79, 0x3CB2EF38,
+ 0x73F379FF, 0x6AE848BE, 0x41C51B7D, 0x58DE2A3C,
+ 0xF0794F05, 0xE9627E44, 0xC24F2D87, 0xDB541CC6,
+ 0x94158A01, 0x8D0EBB40, 0xA623E883, 0xBF38D9C2,
+ 0x38A0C50D, 0x21BBF44C, 0x0A96A78F, 0x138D96CE,
+ 0x5CCC0009, 0x45D73148, 0x6EFA628B, 0x77E153CA,
+ 0xBABB5D54, 0xA3A06C15, 0x888D3FD6, 0x91960E97,
+ 0xDED79850, 0xC7CCA911, 0xECE1FAD2, 0xF5FACB93,
+ 0x7262D75C, 0x6B79E61D, 0x4054B5DE, 0x594F849F,
+ 0x160E1258, 0x0F152319, 0x243870DA, 0x3D23419B,
+ 0x65FD6BA7, 0x7CE65AE6, 0x57CB0925, 0x4ED03864,
+ 0x0191AEA3, 0x188A9FE2, 0x33A7CC21, 0x2ABCFD60,
+ 0xAD24E1AF, 0xB43FD0EE, 0x9F12832D, 0x8609B26C,
+ 0xC94824AB, 0xD05315EA, 0xFB7E4629, 0xE2657768,
+ 0x2F3F79F6, 0x362448B7, 0x1D091B74, 0x04122A35,
+ 0x4B53BCF2, 0x52488DB3, 0x7965DE70, 0x607EEF31,
+ 0xE7E6F3FE, 0xFEFDC2BF, 0xD5D0917C, 0xCCCBA03D,
+ 0x838A36FA, 0x9A9107BB, 0xB1BC5478, 0xA8A76539,
+ 0x3B83984B, 0x2298A90A, 0x09B5FAC9, 0x10AECB88,
+ 0x5FEF5D4F, 0x46F46C0E, 0x6DD93FCD, 0x74C20E8C,
+ 0xF35A1243, 0xEA412302, 0xC16C70C1, 0xD8774180,
+ 0x9736D747, 0x8E2DE606, 0xA500B5C5, 0xBC1B8484,
+ 0x71418A1A, 0x685ABB5B, 0x4377E898, 0x5A6CD9D9,
+ 0x152D4F1E, 0x0C367E5F, 0x271B2D9C, 0x3E001CDD,
+ 0xB9980012, 0xA0833153, 0x8BAE6290, 0x92B553D1,
+ 0xDDF4C516, 0xC4EFF457, 0xEFC2A794, 0xF6D996D5,
+ 0xAE07BCE9, 0xB71C8DA8, 0x9C31DE6B, 0x852AEF2A,
+ 0xCA6B79ED, 0xD37048AC, 0xF85D1B6F, 0xE1462A2E,
+ 0x66DE36E1, 0x7FC507A0, 0x54E85463, 0x4DF36522,
+ 0x02B2F3E5, 0x1BA9C2A4, 0x30849167, 0x299FA026,
+ 0xE4C5AEB8, 0xFDDE9FF9, 0xD6F3CC3A, 0xCFE8FD7B,
+ 0x80A96BBC, 0x99B25AFD, 0xB29F093E, 0xAB84387F,
+ 0x2C1C24B0, 0x350715F1, 0x1E2A4632, 0x07317773,
+ 0x4870E1B4, 0x516BD0F5, 0x7A468336, 0x635DB277,
+ 0xCBFAD74E, 0xD2E1E60F, 0xF9CCB5CC, 0xE0D7848D,
+ 0xAF96124A, 0xB68D230B, 0x9DA070C8, 0x84BB4189,
+ 0x03235D46, 0x1A386C07, 0x31153FC4, 0x280E0E85,
+ 0x674F9842, 0x7E54A903, 0x5579FAC0, 0x4C62CB81,
+ 0x8138C51F, 0x9823F45E, 0xB30EA79D, 0xAA1596DC,
+ 0xE554001B, 0xFC4F315A, 0xD7626299, 0xCE7953D8,
+ 0x49E14F17, 0x50FA7E56, 0x7BD72D95, 0x62CC1CD4,
+ 0x2D8D8A13, 0x3496BB52, 0x1FBBE891, 0x06A0D9D0,
+ 0x5E7EF3EC, 0x4765C2AD, 0x6C48916E, 0x7553A02F,
+ 0x3A1236E8, 0x230907A9, 0x0824546A, 0x113F652B,
+ 0x96A779E4, 0x8FBC48A5, 0xA4911B66, 0xBD8A2A27,
+ 0xF2CBBCE0, 0xEBD08DA1, 0xC0FDDE62, 0xD9E6EF23,
+ 0x14BCE1BD, 0x0DA7D0FC, 0x268A833F, 0x3F91B27E,
+ 0x70D024B9, 0x69CB15F8, 0x42E6463B, 0x5BFD777A,
+ 0xDC656BB5, 0xC57E5AF4, 0xEE530937, 0xF7483876,
+ 0xB809AEB1, 0xA1129FF0, 0x8A3FCC33, 0x9324FD72,
+ /* T8_2 */
+ 0x00000000, 0x01C26A37, 0x0384D46E, 0x0246BE59,
+ 0x0709A8DC, 0x06CBC2EB, 0x048D7CB2, 0x054F1685,
+ 0x0E1351B8, 0x0FD13B8F, 0x0D9785D6, 0x0C55EFE1,
+ 0x091AF964, 0x08D89353, 0x0A9E2D0A, 0x0B5C473D,
+ 0x1C26A370, 0x1DE4C947, 0x1FA2771E, 0x1E601D29,
+ 0x1B2F0BAC, 0x1AED619B, 0x18ABDFC2, 0x1969B5F5,
+ 0x1235F2C8, 0x13F798FF, 0x11B126A6, 0x10734C91,
+ 0x153C5A14, 0x14FE3023, 0x16B88E7A, 0x177AE44D,
+ 0x384D46E0, 0x398F2CD7, 0x3BC9928E, 0x3A0BF8B9,
+ 0x3F44EE3C, 0x3E86840B, 0x3CC03A52, 0x3D025065,
+ 0x365E1758, 0x379C7D6F, 0x35DAC336, 0x3418A901,
+ 0x3157BF84, 0x3095D5B3, 0x32D36BEA, 0x331101DD,
+ 0x246BE590, 0x25A98FA7, 0x27EF31FE, 0x262D5BC9,
+ 0x23624D4C, 0x22A0277B, 0x20E69922, 0x2124F315,
+ 0x2A78B428, 0x2BBADE1F, 0x29FC6046, 0x283E0A71,
+ 0x2D711CF4, 0x2CB376C3, 0x2EF5C89A, 0x2F37A2AD,
+ 0x709A8DC0, 0x7158E7F7, 0x731E59AE, 0x72DC3399,
+ 0x7793251C, 0x76514F2B, 0x7417F172, 0x75D59B45,
+ 0x7E89DC78, 0x7F4BB64F, 0x7D0D0816, 0x7CCF6221,
+ 0x798074A4, 0x78421E93, 0x7A04A0CA, 0x7BC6CAFD,
+ 0x6CBC2EB0, 0x6D7E4487, 0x6F38FADE, 0x6EFA90E9,
+ 0x6BB5866C, 0x6A77EC5B, 0x68315202, 0x69F33835,
+ 0x62AF7F08, 0x636D153F, 0x612BAB66, 0x60E9C151,
+ 0x65A6D7D4, 0x6464BDE3, 0x662203BA, 0x67E0698D,
+ 0x48D7CB20, 0x4915A117, 0x4B531F4E, 0x4A917579,
+ 0x4FDE63FC, 0x4E1C09CB, 0x4C5AB792, 0x4D98DDA5,
+ 0x46C49A98, 0x4706F0AF, 0x45404EF6, 0x448224C1,
+ 0x41CD3244, 0x400F5873, 0x4249E62A, 0x438B8C1D,
+ 0x54F16850, 0x55330267, 0x5775BC3E, 0x56B7D609,
+ 0x53F8C08C, 0x523AAABB, 0x507C14E2, 0x51BE7ED5,
+ 0x5AE239E8, 0x5B2053DF, 0x5966ED86, 0x58A487B1,
+ 0x5DEB9134, 0x5C29FB03, 0x5E6F455A, 0x5FAD2F6D,
+ 0xE1351B80, 0xE0F771B7, 0xE2B1CFEE, 0xE373A5D9,
+ 0xE63CB35C, 0xE7FED96B, 0xE5B86732, 0xE47A0D05,
+ 0xEF264A38, 0xEEE4200F, 0xECA29E56, 0xED60F461,
+ 0xE82FE2E4, 0xE9ED88D3, 0xEBAB368A, 0xEA695CBD,
+ 0xFD13B8F0, 0xFCD1D2C7, 0xFE976C9E, 0xFF5506A9,
+ 0xFA1A102C, 0xFBD87A1B, 0xF99EC442, 0xF85CAE75,
+ 0xF300E948, 0xF2C2837F, 0xF0843D26, 0xF1465711,
+ 0xF4094194, 0xF5CB2BA3, 0xF78D95FA, 0xF64FFFCD,
+ 0xD9785D60, 0xD8BA3757, 0xDAFC890E, 0xDB3EE339,
+ 0xDE71F5BC, 0xDFB39F8B, 0xDDF521D2, 0xDC374BE5,
+ 0xD76B0CD8, 0xD6A966EF, 0xD4EFD8B6, 0xD52DB281,
+ 0xD062A404, 0xD1A0CE33, 0xD3E6706A, 0xD2241A5D,
+ 0xC55EFE10, 0xC49C9427, 0xC6DA2A7E, 0xC7184049,
+ 0xC25756CC, 0xC3953CFB, 0xC1D382A2, 0xC011E895,
+ 0xCB4DAFA8, 0xCA8FC59F, 0xC8C97BC6, 0xC90B11F1,
+ 0xCC440774, 0xCD866D43, 0xCFC0D31A, 0xCE02B92D,
+ 0x91AF9640, 0x906DFC77, 0x922B422E, 0x93E92819,
+ 0x96A63E9C, 0x976454AB, 0x9522EAF2, 0x94E080C5,
+ 0x9FBCC7F8, 0x9E7EADCF, 0x9C381396, 0x9DFA79A1,
+ 0x98B56F24, 0x99770513, 0x9B31BB4A, 0x9AF3D17D,
+ 0x8D893530, 0x8C4B5F07, 0x8E0DE15E, 0x8FCF8B69,
+ 0x8A809DEC, 0x8B42F7DB, 0x89044982, 0x88C623B5,
+ 0x839A6488, 0x82580EBF, 0x801EB0E6, 0x81DCDAD1,
+ 0x8493CC54, 0x8551A663, 0x8717183A, 0x86D5720D,
+ 0xA9E2D0A0, 0xA820BA97, 0xAA6604CE, 0xABA46EF9,
+ 0xAEEB787C, 0xAF29124B, 0xAD6FAC12, 0xACADC625,
+ 0xA7F18118, 0xA633EB2F, 0xA4755576, 0xA5B73F41,
+ 0xA0F829C4, 0xA13A43F3, 0xA37CFDAA, 0xA2BE979D,
+ 0xB5C473D0, 0xB40619E7, 0xB640A7BE, 0xB782CD89,
+ 0xB2CDDB0C, 0xB30FB13B, 0xB1490F62, 0xB08B6555,
+ 0xBBD72268, 0xBA15485F, 0xB853F606, 0xB9919C31,
+ 0xBCDE8AB4, 0xBD1CE083, 0xBF5A5EDA, 0xBE9834ED,
+ /* T8_3 */
+ 0x00000000, 0xB8BC6765, 0xAA09C88B, 0x12B5AFEE,
+ 0x8F629757, 0x37DEF032, 0x256B5FDC, 0x9DD738B9,
+ 0xC5B428EF, 0x7D084F8A, 0x6FBDE064, 0xD7018701,
+ 0x4AD6BFB8, 0xF26AD8DD, 0xE0DF7733, 0x58631056,
+ 0x5019579F, 0xE8A530FA, 0xFA109F14, 0x42ACF871,
+ 0xDF7BC0C8, 0x67C7A7AD, 0x75720843, 0xCDCE6F26,
+ 0x95AD7F70, 0x2D111815, 0x3FA4B7FB, 0x8718D09E,
+ 0x1ACFE827, 0xA2738F42, 0xB0C620AC, 0x087A47C9,
+ 0xA032AF3E, 0x188EC85B, 0x0A3B67B5, 0xB28700D0,
+ 0x2F503869, 0x97EC5F0C, 0x8559F0E2, 0x3DE59787,
+ 0x658687D1, 0xDD3AE0B4, 0xCF8F4F5A, 0x7733283F,
+ 0xEAE41086, 0x525877E3, 0x40EDD80D, 0xF851BF68,
+ 0xF02BF8A1, 0x48979FC4, 0x5A22302A, 0xE29E574F,
+ 0x7F496FF6, 0xC7F50893, 0xD540A77D, 0x6DFCC018,
+ 0x359FD04E, 0x8D23B72B, 0x9F9618C5, 0x272A7FA0,
+ 0xBAFD4719, 0x0241207C, 0x10F48F92, 0xA848E8F7,
+ 0x9B14583D, 0x23A83F58, 0x311D90B6, 0x89A1F7D3,
+ 0x1476CF6A, 0xACCAA80F, 0xBE7F07E1, 0x06C36084,
+ 0x5EA070D2, 0xE61C17B7, 0xF4A9B859, 0x4C15DF3C,
+ 0xD1C2E785, 0x697E80E0, 0x7BCB2F0E, 0xC377486B,
+ 0xCB0D0FA2, 0x73B168C7, 0x6104C729, 0xD9B8A04C,
+ 0x446F98F5, 0xFCD3FF90, 0xEE66507E, 0x56DA371B,
+ 0x0EB9274D, 0xB6054028, 0xA4B0EFC6, 0x1C0C88A3,
+ 0x81DBB01A, 0x3967D77F, 0x2BD27891, 0x936E1FF4,
+ 0x3B26F703, 0x839A9066, 0x912F3F88, 0x299358ED,
+ 0xB4446054, 0x0CF80731, 0x1E4DA8DF, 0xA6F1CFBA,
+ 0xFE92DFEC, 0x462EB889, 0x549B1767, 0xEC277002,
+ 0x71F048BB, 0xC94C2FDE, 0xDBF98030, 0x6345E755,
+ 0x6B3FA09C, 0xD383C7F9, 0xC1366817, 0x798A0F72,
+ 0xE45D37CB, 0x5CE150AE, 0x4E54FF40, 0xF6E89825,
+ 0xAE8B8873, 0x1637EF16, 0x048240F8, 0xBC3E279D,
+ 0x21E91F24, 0x99557841, 0x8BE0D7AF, 0x335CB0CA,
+ 0xED59B63B, 0x55E5D15E, 0x47507EB0, 0xFFEC19D5,
+ 0x623B216C, 0xDA874609, 0xC832E9E7, 0x708E8E82,
+ 0x28ED9ED4, 0x9051F9B1, 0x82E4565F, 0x3A58313A,
+ 0xA78F0983, 0x1F336EE6, 0x0D86C108, 0xB53AA66D,
+ 0xBD40E1A4, 0x05FC86C1, 0x1749292F, 0xAFF54E4A,
+ 0x322276F3, 0x8A9E1196, 0x982BBE78, 0x2097D91D,
+ 0x78F4C94B, 0xC048AE2E, 0xD2FD01C0, 0x6A4166A5,
+ 0xF7965E1C, 0x4F2A3979, 0x5D9F9697, 0xE523F1F2,
+ 0x4D6B1905, 0xF5D77E60, 0xE762D18E, 0x5FDEB6EB,
+ 0xC2098E52, 0x7AB5E937, 0x680046D9, 0xD0BC21BC,
+ 0x88DF31EA, 0x3063568F, 0x22D6F961, 0x9A6A9E04,
+ 0x07BDA6BD, 0xBF01C1D8, 0xADB46E36, 0x15080953,
+ 0x1D724E9A, 0xA5CE29FF, 0xB77B8611, 0x0FC7E174,
+ 0x9210D9CD, 0x2AACBEA8, 0x38191146, 0x80A57623,
+ 0xD8C66675, 0x607A0110, 0x72CFAEFE, 0xCA73C99B,
+ 0x57A4F122, 0xEF189647, 0xFDAD39A9, 0x45115ECC,
+ 0x764DEE06, 0xCEF18963, 0xDC44268D, 0x64F841E8,
+ 0xF92F7951, 0x41931E34, 0x5326B1DA, 0xEB9AD6BF,
+ 0xB3F9C6E9, 0x0B45A18C, 0x19F00E62, 0xA14C6907,
+ 0x3C9B51BE, 0x842736DB, 0x96929935, 0x2E2EFE50,
+ 0x2654B999, 0x9EE8DEFC, 0x8C5D7112, 0x34E11677,
+ 0xA9362ECE, 0x118A49AB, 0x033FE645, 0xBB838120,
+ 0xE3E09176, 0x5B5CF613, 0x49E959FD, 0xF1553E98,
+ 0x6C820621, 0xD43E6144, 0xC68BCEAA, 0x7E37A9CF,
+ 0xD67F4138, 0x6EC3265D, 0x7C7689B3, 0xC4CAEED6,
+ 0x591DD66F, 0xE1A1B10A, 0xF3141EE4, 0x4BA87981,
+ 0x13CB69D7, 0xAB770EB2, 0xB9C2A15C, 0x017EC639,
+ 0x9CA9FE80, 0x241599E5, 0x36A0360B, 0x8E1C516E,
+ 0x866616A7, 0x3EDA71C2, 0x2C6FDE2C, 0x94D3B949,
+ 0x090481F0, 0xB1B8E695, 0xA30D497B, 0x1BB12E1E,
+ 0x43D23E48, 0xFB6E592D, 0xE9DBF6C3, 0x516791A6,
+ 0xCCB0A91F, 0x740CCE7A, 0x66B96194, 0xDE0506F1,
+ /* T8_4 */
+ 0x00000000, 0x3D6029B0, 0x7AC05360, 0x47A07AD0,
+ 0xF580A6C0, 0xC8E08F70, 0x8F40F5A0, 0xB220DC10,
+ 0x30704BC1, 0x0D106271, 0x4AB018A1, 0x77D03111,
+ 0xC5F0ED01, 0xF890C4B1, 0xBF30BE61, 0x825097D1,
+ 0x60E09782, 0x5D80BE32, 0x1A20C4E2, 0x2740ED52,
+ 0x95603142, 0xA80018F2, 0xEFA06222, 0xD2C04B92,
+ 0x5090DC43, 0x6DF0F5F3, 0x2A508F23, 0x1730A693,
+ 0xA5107A83, 0x98705333, 0xDFD029E3, 0xE2B00053,
+ 0xC1C12F04, 0xFCA106B4, 0xBB017C64, 0x866155D4,
+ 0x344189C4, 0x0921A074, 0x4E81DAA4, 0x73E1F314,
+ 0xF1B164C5, 0xCCD14D75, 0x8B7137A5, 0xB6111E15,
+ 0x0431C205, 0x3951EBB5, 0x7EF19165, 0x4391B8D5,
+ 0xA121B886, 0x9C419136, 0xDBE1EBE6, 0xE681C256,
+ 0x54A11E46, 0x69C137F6, 0x2E614D26, 0x13016496,
+ 0x9151F347, 0xAC31DAF7, 0xEB91A027, 0xD6F18997,
+ 0x64D15587, 0x59B17C37, 0x1E1106E7, 0x23712F57,
+ 0x58F35849, 0x659371F9, 0x22330B29, 0x1F532299,
+ 0xAD73FE89, 0x9013D739, 0xD7B3ADE9, 0xEAD38459,
+ 0x68831388, 0x55E33A38, 0x124340E8, 0x2F236958,
+ 0x9D03B548, 0xA0639CF8, 0xE7C3E628, 0xDAA3CF98,
+ 0x3813CFCB, 0x0573E67B, 0x42D39CAB, 0x7FB3B51B,
+ 0xCD93690B, 0xF0F340BB, 0xB7533A6B, 0x8A3313DB,
+ 0x0863840A, 0x3503ADBA, 0x72A3D76A, 0x4FC3FEDA,
+ 0xFDE322CA, 0xC0830B7A, 0x872371AA, 0xBA43581A,
+ 0x9932774D, 0xA4525EFD, 0xE3F2242D, 0xDE920D9D,
+ 0x6CB2D18D, 0x51D2F83D, 0x167282ED, 0x2B12AB5D,
+ 0xA9423C8C, 0x9422153C, 0xD3826FEC, 0xEEE2465C,
+ 0x5CC29A4C, 0x61A2B3FC, 0x2602C92C, 0x1B62E09C,
+ 0xF9D2E0CF, 0xC4B2C97F, 0x8312B3AF, 0xBE729A1F,
+ 0x0C52460F, 0x31326FBF, 0x7692156F, 0x4BF23CDF,
+ 0xC9A2AB0E, 0xF4C282BE, 0xB362F86E, 0x8E02D1DE,
+ 0x3C220DCE, 0x0142247E, 0x46E25EAE, 0x7B82771E,
+ 0xB1E6B092, 0x8C869922, 0xCB26E3F2, 0xF646CA42,
+ 0x44661652, 0x79063FE2, 0x3EA64532, 0x03C66C82,
+ 0x8196FB53, 0xBCF6D2E3, 0xFB56A833, 0xC6368183,
+ 0x74165D93, 0x49767423, 0x0ED60EF3, 0x33B62743,
+ 0xD1062710, 0xEC660EA0, 0xABC67470, 0x96A65DC0,
+ 0x248681D0, 0x19E6A860, 0x5E46D2B0, 0x6326FB00,
+ 0xE1766CD1, 0xDC164561, 0x9BB63FB1, 0xA6D61601,
+ 0x14F6CA11, 0x2996E3A1, 0x6E369971, 0x5356B0C1,
+ 0x70279F96, 0x4D47B626, 0x0AE7CCF6, 0x3787E546,
+ 0x85A73956, 0xB8C710E6, 0xFF676A36, 0xC2074386,
+ 0x4057D457, 0x7D37FDE7, 0x3A978737, 0x07F7AE87,
+ 0xB5D77297, 0x88B75B27, 0xCF1721F7, 0xF2770847,
+ 0x10C70814, 0x2DA721A4, 0x6A075B74, 0x576772C4,
+ 0xE547AED4, 0xD8278764, 0x9F87FDB4, 0xA2E7D404,
+ 0x20B743D5, 0x1DD76A65, 0x5A7710B5, 0x67173905,
+ 0xD537E515, 0xE857CCA5, 0xAFF7B675, 0x92979FC5,
+ 0xE915E8DB, 0xD475C16B, 0x93D5BBBB, 0xAEB5920B,
+ 0x1C954E1B, 0x21F567AB, 0x66551D7B, 0x5B3534CB,
+ 0xD965A31A, 0xE4058AAA, 0xA3A5F07A, 0x9EC5D9CA,
+ 0x2CE505DA, 0x11852C6A, 0x562556BA, 0x6B457F0A,
+ 0x89F57F59, 0xB49556E9, 0xF3352C39, 0xCE550589,
+ 0x7C75D999, 0x4115F029, 0x06B58AF9, 0x3BD5A349,
+ 0xB9853498, 0x84E51D28, 0xC34567F8, 0xFE254E48,
+ 0x4C059258, 0x7165BBE8, 0x36C5C138, 0x0BA5E888,
+ 0x28D4C7DF, 0x15B4EE6F, 0x521494BF, 0x6F74BD0F,
+ 0xDD54611F, 0xE03448AF, 0xA794327F, 0x9AF41BCF,
+ 0x18A48C1E, 0x25C4A5AE, 0x6264DF7E, 0x5F04F6CE,
+ 0xED242ADE, 0xD044036E, 0x97E479BE, 0xAA84500E,
+ 0x4834505D, 0x755479ED, 0x32F4033D, 0x0F942A8D,
+ 0xBDB4F69D, 0x80D4DF2D, 0xC774A5FD, 0xFA148C4D,
+ 0x78441B9C, 0x4524322C, 0x028448FC, 0x3FE4614C,
+ 0x8DC4BD5C, 0xB0A494EC, 0xF704EE3C, 0xCA64C78C,
+ /* T8_5 */
+ 0x00000000, 0xCB5CD3A5, 0x4DC8A10B, 0x869472AE,
+ 0x9B914216, 0x50CD91B3, 0xD659E31D, 0x1D0530B8,
+ 0xEC53826D, 0x270F51C8, 0xA19B2366, 0x6AC7F0C3,
+ 0x77C2C07B, 0xBC9E13DE, 0x3A0A6170, 0xF156B2D5,
+ 0x03D6029B, 0xC88AD13E, 0x4E1EA390, 0x85427035,
+ 0x9847408D, 0x531B9328, 0xD58FE186, 0x1ED33223,
+ 0xEF8580F6, 0x24D95353, 0xA24D21FD, 0x6911F258,
+ 0x7414C2E0, 0xBF481145, 0x39DC63EB, 0xF280B04E,
+ 0x07AC0536, 0xCCF0D693, 0x4A64A43D, 0x81387798,
+ 0x9C3D4720, 0x57619485, 0xD1F5E62B, 0x1AA9358E,
+ 0xEBFF875B, 0x20A354FE, 0xA6372650, 0x6D6BF5F5,
+ 0x706EC54D, 0xBB3216E8, 0x3DA66446, 0xF6FAB7E3,
+ 0x047A07AD, 0xCF26D408, 0x49B2A6A6, 0x82EE7503,
+ 0x9FEB45BB, 0x54B7961E, 0xD223E4B0, 0x197F3715,
+ 0xE82985C0, 0x23755665, 0xA5E124CB, 0x6EBDF76E,
+ 0x73B8C7D6, 0xB8E41473, 0x3E7066DD, 0xF52CB578,
+ 0x0F580A6C, 0xC404D9C9, 0x4290AB67, 0x89CC78C2,
+ 0x94C9487A, 0x5F959BDF, 0xD901E971, 0x125D3AD4,
+ 0xE30B8801, 0x28575BA4, 0xAEC3290A, 0x659FFAAF,
+ 0x789ACA17, 0xB3C619B2, 0x35526B1C, 0xFE0EB8B9,
+ 0x0C8E08F7, 0xC7D2DB52, 0x4146A9FC, 0x8A1A7A59,
+ 0x971F4AE1, 0x5C439944, 0xDAD7EBEA, 0x118B384F,
+ 0xE0DD8A9A, 0x2B81593F, 0xAD152B91, 0x6649F834,
+ 0x7B4CC88C, 0xB0101B29, 0x36846987, 0xFDD8BA22,
+ 0x08F40F5A, 0xC3A8DCFF, 0x453CAE51, 0x8E607DF4,
+ 0x93654D4C, 0x58399EE9, 0xDEADEC47, 0x15F13FE2,
+ 0xE4A78D37, 0x2FFB5E92, 0xA96F2C3C, 0x6233FF99,
+ 0x7F36CF21, 0xB46A1C84, 0x32FE6E2A, 0xF9A2BD8F,
+ 0x0B220DC1, 0xC07EDE64, 0x46EAACCA, 0x8DB67F6F,
+ 0x90B34FD7, 0x5BEF9C72, 0xDD7BEEDC, 0x16273D79,
+ 0xE7718FAC, 0x2C2D5C09, 0xAAB92EA7, 0x61E5FD02,
+ 0x7CE0CDBA, 0xB7BC1E1F, 0x31286CB1, 0xFA74BF14,
+ 0x1EB014D8, 0xD5ECC77D, 0x5378B5D3, 0x98246676,
+ 0x852156CE, 0x4E7D856B, 0xC8E9F7C5, 0x03B52460,
+ 0xF2E396B5, 0x39BF4510, 0xBF2B37BE, 0x7477E41B,
+ 0x6972D4A3, 0xA22E0706, 0x24BA75A8, 0xEFE6A60D,
+ 0x1D661643, 0xD63AC5E6, 0x50AEB748, 0x9BF264ED,
+ 0x86F75455, 0x4DAB87F0, 0xCB3FF55E, 0x006326FB,
+ 0xF135942E, 0x3A69478B, 0xBCFD3525, 0x77A1E680,
+ 0x6AA4D638, 0xA1F8059D, 0x276C7733, 0xEC30A496,
+ 0x191C11EE, 0xD240C24B, 0x54D4B0E5, 0x9F886340,
+ 0x828D53F8, 0x49D1805D, 0xCF45F2F3, 0x04192156,
+ 0xF54F9383, 0x3E134026, 0xB8873288, 0x73DBE12D,
+ 0x6EDED195, 0xA5820230, 0x2316709E, 0xE84AA33B,
+ 0x1ACA1375, 0xD196C0D0, 0x5702B27E, 0x9C5E61DB,
+ 0x815B5163, 0x4A0782C6, 0xCC93F068, 0x07CF23CD,
+ 0xF6999118, 0x3DC542BD, 0xBB513013, 0x700DE3B6,
+ 0x6D08D30E, 0xA65400AB, 0x20C07205, 0xEB9CA1A0,
+ 0x11E81EB4, 0xDAB4CD11, 0x5C20BFBF, 0x977C6C1A,
+ 0x8A795CA2, 0x41258F07, 0xC7B1FDA9, 0x0CED2E0C,
+ 0xFDBB9CD9, 0x36E74F7C, 0xB0733DD2, 0x7B2FEE77,
+ 0x662ADECF, 0xAD760D6A, 0x2BE27FC4, 0xE0BEAC61,
+ 0x123E1C2F, 0xD962CF8A, 0x5FF6BD24, 0x94AA6E81,
+ 0x89AF5E39, 0x42F38D9C, 0xC467FF32, 0x0F3B2C97,
+ 0xFE6D9E42, 0x35314DE7, 0xB3A53F49, 0x78F9ECEC,
+ 0x65FCDC54, 0xAEA00FF1, 0x28347D5F, 0xE368AEFA,
+ 0x16441B82, 0xDD18C827, 0x5B8CBA89, 0x90D0692C,
+ 0x8DD55994, 0x46898A31, 0xC01DF89F, 0x0B412B3A,
+ 0xFA1799EF, 0x314B4A4A, 0xB7DF38E4, 0x7C83EB41,
+ 0x6186DBF9, 0xAADA085C, 0x2C4E7AF2, 0xE712A957,
+ 0x15921919, 0xDECECABC, 0x585AB812, 0x93066BB7,
+ 0x8E035B0F, 0x455F88AA, 0xC3CBFA04, 0x089729A1,
+ 0xF9C19B74, 0x329D48D1, 0xB4093A7F, 0x7F55E9DA,
+ 0x6250D962, 0xA90C0AC7, 0x2F987869, 0xE4C4ABCC,
+ /* T8_6 */
+ 0x00000000, 0xA6770BB4, 0x979F1129, 0x31E81A9D,
+ 0xF44F2413, 0x52382FA7, 0x63D0353A, 0xC5A73E8E,
+ 0x33EF4E67, 0x959845D3, 0xA4705F4E, 0x020754FA,
+ 0xC7A06A74, 0x61D761C0, 0x503F7B5D, 0xF64870E9,
+ 0x67DE9CCE, 0xC1A9977A, 0xF0418DE7, 0x56368653,
+ 0x9391B8DD, 0x35E6B369, 0x040EA9F4, 0xA279A240,
+ 0x5431D2A9, 0xF246D91D, 0xC3AEC380, 0x65D9C834,
+ 0xA07EF6BA, 0x0609FD0E, 0x37E1E793, 0x9196EC27,
+ 0xCFBD399C, 0x69CA3228, 0x582228B5, 0xFE552301,
+ 0x3BF21D8F, 0x9D85163B, 0xAC6D0CA6, 0x0A1A0712,
+ 0xFC5277FB, 0x5A257C4F, 0x6BCD66D2, 0xCDBA6D66,
+ 0x081D53E8, 0xAE6A585C, 0x9F8242C1, 0x39F54975,
+ 0xA863A552, 0x0E14AEE6, 0x3FFCB47B, 0x998BBFCF,
+ 0x5C2C8141, 0xFA5B8AF5, 0xCBB39068, 0x6DC49BDC,
+ 0x9B8CEB35, 0x3DFBE081, 0x0C13FA1C, 0xAA64F1A8,
+ 0x6FC3CF26, 0xC9B4C492, 0xF85CDE0F, 0x5E2BD5BB,
+ 0x440B7579, 0xE27C7ECD, 0xD3946450, 0x75E36FE4,
+ 0xB044516A, 0x16335ADE, 0x27DB4043, 0x81AC4BF7,
+ 0x77E43B1E, 0xD19330AA, 0xE07B2A37, 0x460C2183,
+ 0x83AB1F0D, 0x25DC14B9, 0x14340E24, 0xB2430590,
+ 0x23D5E9B7, 0x85A2E203, 0xB44AF89E, 0x123DF32A,
+ 0xD79ACDA4, 0x71EDC610, 0x4005DC8D, 0xE672D739,
+ 0x103AA7D0, 0xB64DAC64, 0x87A5B6F9, 0x21D2BD4D,
+ 0xE47583C3, 0x42028877, 0x73EA92EA, 0xD59D995E,
+ 0x8BB64CE5, 0x2DC14751, 0x1C295DCC, 0xBA5E5678,
+ 0x7FF968F6, 0xD98E6342, 0xE86679DF, 0x4E11726B,
+ 0xB8590282, 0x1E2E0936, 0x2FC613AB, 0x89B1181F,
+ 0x4C162691, 0xEA612D25, 0xDB8937B8, 0x7DFE3C0C,
+ 0xEC68D02B, 0x4A1FDB9F, 0x7BF7C102, 0xDD80CAB6,
+ 0x1827F438, 0xBE50FF8C, 0x8FB8E511, 0x29CFEEA5,
+ 0xDF879E4C, 0x79F095F8, 0x48188F65, 0xEE6F84D1,
+ 0x2BC8BA5F, 0x8DBFB1EB, 0xBC57AB76, 0x1A20A0C2,
+ 0x8816EAF2, 0x2E61E146, 0x1F89FBDB, 0xB9FEF06F,
+ 0x7C59CEE1, 0xDA2EC555, 0xEBC6DFC8, 0x4DB1D47C,
+ 0xBBF9A495, 0x1D8EAF21, 0x2C66B5BC, 0x8A11BE08,
+ 0x4FB68086, 0xE9C18B32, 0xD82991AF, 0x7E5E9A1B,
+ 0xEFC8763C, 0x49BF7D88, 0x78576715, 0xDE206CA1,
+ 0x1B87522F, 0xBDF0599B, 0x8C184306, 0x2A6F48B2,
+ 0xDC27385B, 0x7A5033EF, 0x4BB82972, 0xEDCF22C6,
+ 0x28681C48, 0x8E1F17FC, 0xBFF70D61, 0x198006D5,
+ 0x47ABD36E, 0xE1DCD8DA, 0xD034C247, 0x7643C9F3,
+ 0xB3E4F77D, 0x1593FCC9, 0x247BE654, 0x820CEDE0,
+ 0x74449D09, 0xD23396BD, 0xE3DB8C20, 0x45AC8794,
+ 0x800BB91A, 0x267CB2AE, 0x1794A833, 0xB1E3A387,
+ 0x20754FA0, 0x86024414, 0xB7EA5E89, 0x119D553D,
+ 0xD43A6BB3, 0x724D6007, 0x43A57A9A, 0xE5D2712E,
+ 0x139A01C7, 0xB5ED0A73, 0x840510EE, 0x22721B5A,
+ 0xE7D525D4, 0x41A22E60, 0x704A34FD, 0xD63D3F49,
+ 0xCC1D9F8B, 0x6A6A943F, 0x5B828EA2, 0xFDF58516,
+ 0x3852BB98, 0x9E25B02C, 0xAFCDAAB1, 0x09BAA105,
+ 0xFFF2D1EC, 0x5985DA58, 0x686DC0C5, 0xCE1ACB71,
+ 0x0BBDF5FF, 0xADCAFE4B, 0x9C22E4D6, 0x3A55EF62,
+ 0xABC30345, 0x0DB408F1, 0x3C5C126C, 0x9A2B19D8,
+ 0x5F8C2756, 0xF9FB2CE2, 0xC813367F, 0x6E643DCB,
+ 0x982C4D22, 0x3E5B4696, 0x0FB35C0B, 0xA9C457BF,
+ 0x6C636931, 0xCA146285, 0xFBFC7818, 0x5D8B73AC,
+ 0x03A0A617, 0xA5D7ADA3, 0x943FB73E, 0x3248BC8A,
+ 0xF7EF8204, 0x519889B0, 0x6070932D, 0xC6079899,
+ 0x304FE870, 0x9638E3C4, 0xA7D0F959, 0x01A7F2ED,
+ 0xC400CC63, 0x6277C7D7, 0x539FDD4A, 0xF5E8D6FE,
+ 0x647E3AD9, 0xC209316D, 0xF3E12BF0, 0x55962044,
+ 0x90311ECA, 0x3646157E, 0x07AE0FE3, 0xA1D90457,
+ 0x579174BE, 0xF1E67F0A, 0xC00E6597, 0x66796E23,
+ 0xA3DE50AD, 0x05A95B19, 0x34414184, 0x92364A30,
+ /* T8_7 */
+ 0x00000000, 0xCCAA009E, 0x4225077D, 0x8E8F07E3,
+ 0x844A0EFA, 0x48E00E64, 0xC66F0987, 0x0AC50919,
+ 0xD3E51BB5, 0x1F4F1B2B, 0x91C01CC8, 0x5D6A1C56,
+ 0x57AF154F, 0x9B0515D1, 0x158A1232, 0xD92012AC,
+ 0x7CBB312B, 0xB01131B5, 0x3E9E3656, 0xF23436C8,
+ 0xF8F13FD1, 0x345B3F4F, 0xBAD438AC, 0x767E3832,
+ 0xAF5E2A9E, 0x63F42A00, 0xED7B2DE3, 0x21D12D7D,
+ 0x2B142464, 0xE7BE24FA, 0x69312319, 0xA59B2387,
+ 0xF9766256, 0x35DC62C8, 0xBB53652B, 0x77F965B5,
+ 0x7D3C6CAC, 0xB1966C32, 0x3F196BD1, 0xF3B36B4F,
+ 0x2A9379E3, 0xE639797D, 0x68B67E9E, 0xA41C7E00,
+ 0xAED97719, 0x62737787, 0xECFC7064, 0x205670FA,
+ 0x85CD537D, 0x496753E3, 0xC7E85400, 0x0B42549E,
+ 0x01875D87, 0xCD2D5D19, 0x43A25AFA, 0x8F085A64,
+ 0x562848C8, 0x9A824856, 0x140D4FB5, 0xD8A74F2B,
+ 0xD2624632, 0x1EC846AC, 0x9047414F, 0x5CED41D1,
+ 0x299DC2ED, 0xE537C273, 0x6BB8C590, 0xA712C50E,
+ 0xADD7CC17, 0x617DCC89, 0xEFF2CB6A, 0x2358CBF4,
+ 0xFA78D958, 0x36D2D9C6, 0xB85DDE25, 0x74F7DEBB,
+ 0x7E32D7A2, 0xB298D73C, 0x3C17D0DF, 0xF0BDD041,
+ 0x5526F3C6, 0x998CF358, 0x1703F4BB, 0xDBA9F425,
+ 0xD16CFD3C, 0x1DC6FDA2, 0x9349FA41, 0x5FE3FADF,
+ 0x86C3E873, 0x4A69E8ED, 0xC4E6EF0E, 0x084CEF90,
+ 0x0289E689, 0xCE23E617, 0x40ACE1F4, 0x8C06E16A,
+ 0xD0EBA0BB, 0x1C41A025, 0x92CEA7C6, 0x5E64A758,
+ 0x54A1AE41, 0x980BAEDF, 0x1684A93C, 0xDA2EA9A2,
+ 0x030EBB0E, 0xCFA4BB90, 0x412BBC73, 0x8D81BCED,
+ 0x8744B5F4, 0x4BEEB56A, 0xC561B289, 0x09CBB217,
+ 0xAC509190, 0x60FA910E, 0xEE7596ED, 0x22DF9673,
+ 0x281A9F6A, 0xE4B09FF4, 0x6A3F9817, 0xA6959889,
+ 0x7FB58A25, 0xB31F8ABB, 0x3D908D58, 0xF13A8DC6,
+ 0xFBFF84DF, 0x37558441, 0xB9DA83A2, 0x7570833C,
+ 0x533B85DA, 0x9F918544, 0x111E82A7, 0xDDB48239,
+ 0xD7718B20, 0x1BDB8BBE, 0x95548C5D, 0x59FE8CC3,
+ 0x80DE9E6F, 0x4C749EF1, 0xC2FB9912, 0x0E51998C,
+ 0x04949095, 0xC83E900B, 0x46B197E8, 0x8A1B9776,
+ 0x2F80B4F1, 0xE32AB46F, 0x6DA5B38C, 0xA10FB312,
+ 0xABCABA0B, 0x6760BA95, 0xE9EFBD76, 0x2545BDE8,
+ 0xFC65AF44, 0x30CFAFDA, 0xBE40A839, 0x72EAA8A7,
+ 0x782FA1BE, 0xB485A120, 0x3A0AA6C3, 0xF6A0A65D,
+ 0xAA4DE78C, 0x66E7E712, 0xE868E0F1, 0x24C2E06F,
+ 0x2E07E976, 0xE2ADE9E8, 0x6C22EE0B, 0xA088EE95,
+ 0x79A8FC39, 0xB502FCA7, 0x3B8DFB44, 0xF727FBDA,
+ 0xFDE2F2C3, 0x3148F25D, 0xBFC7F5BE, 0x736DF520,
+ 0xD6F6D6A7, 0x1A5CD639, 0x94D3D1DA, 0x5879D144,
+ 0x52BCD85D, 0x9E16D8C3, 0x1099DF20, 0xDC33DFBE,
+ 0x0513CD12, 0xC9B9CD8C, 0x4736CA6F, 0x8B9CCAF1,
+ 0x8159C3E8, 0x4DF3C376, 0xC37CC495, 0x0FD6C40B,
+ 0x7AA64737, 0xB60C47A9, 0x3883404A, 0xF42940D4,
+ 0xFEEC49CD, 0x32464953, 0xBCC94EB0, 0x70634E2E,
+ 0xA9435C82, 0x65E95C1C, 0xEB665BFF, 0x27CC5B61,
+ 0x2D095278, 0xE1A352E6, 0x6F2C5505, 0xA386559B,
+ 0x061D761C, 0xCAB77682, 0x44387161, 0x889271FF,
+ 0x825778E6, 0x4EFD7878, 0xC0727F9B, 0x0CD87F05,
+ 0xD5F86DA9, 0x19526D37, 0x97DD6AD4, 0x5B776A4A,
+ 0x51B26353, 0x9D1863CD, 0x1397642E, 0xDF3D64B0,
+ 0x83D02561, 0x4F7A25FF, 0xC1F5221C, 0x0D5F2282,
+ 0x079A2B9B, 0xCB302B05, 0x45BF2CE6, 0x89152C78,
+ 0x50353ED4, 0x9C9F3E4A, 0x121039A9, 0xDEBA3937,
+ 0xD47F302E, 0x18D530B0, 0x965A3753, 0x5AF037CD,
+ 0xFF6B144A, 0x33C114D4, 0xBD4E1337, 0x71E413A9,
+ 0x7B211AB0, 0xB78B1A2E, 0x39041DCD, 0xF5AE1D53,
+ 0x2C8E0FFF, 0xE0240F61, 0x6EAB0882, 0xA201081C,
+ 0xA8C40105, 0x646E019B, 0xEAE10678, 0x264B06E6
+ };
+ /**
+ * the current CRC value, bit-flipped
+ */
+ private int crc;
+
+ private SdkCrc32Checksum() {
+ reset();
+ }
+
+
+ private SdkCrc32Checksum(int crc) {
+ this.crc = crc;
+
+ }
+
+ public static SdkCrc32Checksum create() {
+ return new SdkCrc32Checksum();
+ }
+
+ @Override
+ public long getValue() {
+ return (~crc) & 0xffffffffL;
+ }
+
+ @Override
+ public void reset() {
+ crc = 0xffffffff;
+ }
+
+ @Override
+ public void update(byte[] b, int offset, int len) {
+ int localCrc = crc;
+
+ int remainder = len & 0x7;
+ int i = offset;
+ for (int end = offset + len - remainder; i < end; i += 8) {
+ int x = localCrc ^
+ ((((b[i] << 24) >>> 24) + ((b[i + 1] << 24) >>> 16)) +
+ (((b[i + 2] << 24) >>> 8) + (b[i + 3] << 24)));
+
+ localCrc = ((T[((x << 24) >>> 24) + 0x700] ^ T[((x << 16) >>> 24) + 0x600]) ^
+ (T[((x << 8) >>> 24) + 0x500] ^ T[(x >>> 24) + 0x400])) ^
+ ((T[((b[i + 4] << 24) >>> 24) + 0x300] ^ T[((b[i + 5] << 24) >>> 24) + 0x200]) ^
+ (T[((b[i + 6] << 24) >>> 24) + 0x100] ^ T[((b[i + 7] << 24) >>> 24)]));
+ }
+
+ /* loop unroll - duff's device style */
+
+ for (int index = 0; index < remainder; index++) {
+ localCrc = (localCrc >>> 8) ^ T[((localCrc ^ b[i++]) << 24) >>> 24];
+ }
+
+ // Publish crc out to object
+ crc = localCrc;
+ }
+
+ @Override
+ public void update(int b) {
+ crc = (crc >>> 8) ^ T[(((crc ^ b) << 24) >>> 24)];
+ }
+
+ @Override
+ public Object clone() {
+ return new SdkCrc32Checksum(crc);
+ }
+}
diff --git a/core/http-auth-aws/src/main/java/software/amazon/awssdk/http/auth/aws/internal/checksums/Sha1Checksum.java b/core/http-auth-aws/src/main/java/software/amazon/awssdk/http/auth/aws/internal/checksums/Sha1Checksum.java
new file mode 100644
index 000000000000..eff87e2a5792
--- /dev/null
+++ b/core/http-auth-aws/src/main/java/software/amazon/awssdk/http/auth/aws/internal/checksums/Sha1Checksum.java
@@ -0,0 +1,84 @@
+/*
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License").
+ * You may not use this file except in compliance with the License.
+ * A copy of the License is located at
+ *
+ * http://aws.amazon.com/apache2.0
+ *
+ * or in the "license" file accompanying this file. This file is distributed
+ * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
+ * express or implied. See the License for the specific language governing
+ * permissions and limitations under the License.
+ */
+
+package software.amazon.awssdk.http.auth.aws.internal.checksums;
+
+import java.security.MessageDigest;
+import software.amazon.awssdk.annotations.SdkInternalApi;
+
+/**
+ * Implementation of {@link SdkChecksum} to calculate an Sha-1 checksum.
+ */
+@SdkInternalApi
+public class Sha1Checksum implements SdkChecksum {
+
+ private MessageDigest digest;
+
+ private MessageDigest digestLastMarked;
+
+ public Sha1Checksum() {
+ this.digest = getDigest();
+ }
+
+ @Override
+ public void update(int b) {
+ digest.update((byte) b);
+ }
+
+ @Override
+ public void update(byte[] b, int off, int len) {
+ digest.update(b, off, len);
+ }
+
+ @Override
+ public long getValue() {
+ throw new UnsupportedOperationException("Use getChecksumBytes() instead.");
+ }
+
+ @Override
+ public void reset() {
+ digest = (digestLastMarked == null)
+ // This is necessary so that should there be a reset without a
+ // preceding mark, the Sha-1 would still be computed correctly.
+ ? getDigest()
+ : cloneFrom(digestLastMarked);
+ }
+
+ private MessageDigest getDigest() {
+ try {
+ return MessageDigest.getInstance("SHA-1");
+ } catch (Exception e) {
+ throw new IllegalStateException("Unexpected error creating SHA-1 checksum", e);
+ }
+ }
+
+ @Override
+ public byte[] getChecksumBytes() {
+ return digest.digest();
+ }
+
+ @Override
+ public void mark(int readLimit) {
+ digestLastMarked = cloneFrom(digest);
+ }
+
+ private MessageDigest cloneFrom(MessageDigest from) {
+ try {
+ return (MessageDigest) from.clone();
+ } catch (CloneNotSupportedException e) { // should never occur
+ throw new IllegalStateException("unexpected", e);
+ }
+ }
+}
diff --git a/core/http-auth-aws/src/main/java/software/amazon/awssdk/http/auth/aws/internal/checksums/Sha256Checksum.java b/core/http-auth-aws/src/main/java/software/amazon/awssdk/http/auth/aws/internal/checksums/Sha256Checksum.java
new file mode 100644
index 000000000000..6b25f45d5e6c
--- /dev/null
+++ b/core/http-auth-aws/src/main/java/software/amazon/awssdk/http/auth/aws/internal/checksums/Sha256Checksum.java
@@ -0,0 +1,84 @@
+/*
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License").
+ * You may not use this file except in compliance with the License.
+ * A copy of the License is located at
+ *
+ * http://aws.amazon.com/apache2.0
+ *
+ * or in the "license" file accompanying this file. This file is distributed
+ * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
+ * express or implied. See the License for the specific language governing
+ * permissions and limitations under the License.
+ */
+
+package software.amazon.awssdk.http.auth.aws.internal.checksums;
+
+import java.security.MessageDigest;
+import software.amazon.awssdk.annotations.SdkInternalApi;
+
+/**
+ * Implementation of {@link SdkChecksum} to calculate an Sha-256 Checksum.
+ */
+@SdkInternalApi
+public class Sha256Checksum implements SdkChecksum {
+
+ private MessageDigest digest;
+
+ private MessageDigest digestLastMarked;
+
+ public Sha256Checksum() {
+ this.digest = getDigest();
+ }
+
+ @Override
+ public void update(int b) {
+ digest.update((byte) b);
+ }
+
+ @Override
+ public void update(byte[] b, int off, int len) {
+ digest.update(b, off, len);
+ }
+
+ @Override
+ public long getValue() {
+ throw new UnsupportedOperationException("Use getChecksumBytes() instead.");
+ }
+
+ @Override
+ public void reset() {
+ digest = (digestLastMarked == null)
+ // This is necessary so that should there be a reset without a
+ // preceding mark, the Sha-256 would still be computed correctly.
+ ? getDigest()
+ : cloneFrom(digestLastMarked);
+ }
+
+ private MessageDigest getDigest() {
+ try {
+ return MessageDigest.getInstance("SHA-256");
+ } catch (Exception e) {
+ throw new IllegalStateException("Unexpected error creating SHA-256 checksum", e);
+ }
+ }
+
+ @Override
+ public byte[] getChecksumBytes() {
+ return digest.digest();
+ }
+
+ @Override
+ public void mark(int readLimit) {
+ digestLastMarked = cloneFrom(digest);
+ }
+
+ private MessageDigest cloneFrom(MessageDigest from) {
+ try {
+ return (MessageDigest) from.clone();
+ } catch (CloneNotSupportedException e) { // should never occur
+ throw new IllegalStateException("unexpected", e);
+ }
+ }
+}
diff --git a/core/http-auth-aws/src/main/java/software/amazon/awssdk/http/auth/aws/internal/io/ChecksumInputStream.java b/core/http-auth-aws/src/main/java/software/amazon/awssdk/http/auth/aws/internal/io/ChecksumInputStream.java
new file mode 100644
index 000000000000..0ec6acbdd526
--- /dev/null
+++ b/core/http-auth-aws/src/main/java/software/amazon/awssdk/http/auth/aws/internal/io/ChecksumInputStream.java
@@ -0,0 +1,60 @@
+/*
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License").
+ * You may not use this file except in compliance with the License.
+ * A copy of the License is located at
+ *
+ * http://aws.amazon.com/apache2.0
+ *
+ * or in the "license" file accompanying this file. This file is distributed
+ * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
+ * express or implied. See the License for the specific language governing
+ * permissions and limitations under the License.
+ */
+
+package software.amazon.awssdk.http.auth.aws.internal.io;
+
+import java.io.FilterInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.zip.Checksum;
+import software.amazon.awssdk.annotations.SdkInternalApi;
+
+/**
+ * An input-stream that takes a collection of checksums, and updates each checksum when it reads data.
+ */
+@SdkInternalApi
+public class ChecksumInputStream extends FilterInputStream {
+
+ private final Collection
- * The {@code skip} method of this class creates a byte array and then repeatedly reads into it until
+ * All signing information, such as signature, signing key, canonical request, etc. is present in context object that is
+ * returned. This can be used by the caller to add the auth info to the request, such as adding the signature as a query
+ * parameter or building an authorization header using the signature and canonical request headers.
+ */
@SdkInternalApi
public final class DefaultV4RequestSigner implements V4RequestSigner {
@@ -45,11 +54,11 @@ public DefaultV4RequestSigner(V4Properties properties) {
@Override
public V4Context sign(SdkHttpRequest.Builder requestBuilder) {
// Step 0: Pre-requisites
- String checksum = getChecksum(requestBuilder);
+ String contentHash = getContentHash(requestBuilder);
addHostHeader(requestBuilder);
// Step 1: Create a canonical request
- V4CanonicalRequest canonicalRequest = createCanonicalRequest(requestBuilder.build(), checksum);
+ V4CanonicalRequest canonicalRequest = createCanonicalRequest(requestBuilder.build(), contentHash);
// Step 2: Create a hash of the canonical request
String canonicalRequestHash = hashCanonicalRequest(canonicalRequest.getCanonicalRequestString());
@@ -63,12 +72,12 @@ public V4Context sign(SdkHttpRequest.Builder requestBuilder) {
String signature = createSignature(stringToSign, signingKey);
// Step 5: Return the signature to be added to the request
- return new V4Context(checksum, signingKey, signature, canonicalRequest, requestBuilder);
+ return new V4Context(contentHash, signingKey, signature, canonicalRequest, requestBuilder);
}
- private String getChecksum(SdkHttpRequest.Builder requestBuilder) {
- return requestBuilder.firstMatchingHeader("x-amz-content-sha256").orElseThrow(
- () -> new IllegalArgumentException("Checksum must be present in the 'x-amz-content-sha256' header!")
+ private String getContentHash(SdkHttpRequest.Builder requestBuilder) {
+ return requestBuilder.firstMatchingHeader(X_AMZ_CONTENT_SHA256).orElseThrow(
+ () -> new IllegalArgumentException("Content hash must be present in the '" + X_AMZ_CONTENT_SHA256 + "' header!")
);
}
diff --git a/core/http-auth-aws/src/main/java/software/amazon/awssdk/http/auth/aws/internal/signer/FlexibleChecksummer.java b/core/http-auth-aws/src/main/java/software/amazon/awssdk/http/auth/aws/internal/signer/FlexibleChecksummer.java
new file mode 100644
index 000000000000..b0c5cdfa002c
--- /dev/null
+++ b/core/http-auth-aws/src/main/java/software/amazon/awssdk/http/auth/aws/internal/signer/FlexibleChecksummer.java
@@ -0,0 +1,79 @@
+/*
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License").
+ * You may not use this file except in compliance with the License.
+ * A copy of the License is located at
+ *
+ * http://aws.amazon.com/apache2.0
+ *
+ * or in the "license" file accompanying this file. This file is distributed
+ * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
+ * express or implied. See the License for the specific language governing
+ * permissions and limitations under the License.
+ */
+
+package software.amazon.awssdk.http.auth.aws.internal.signer;
+
+import static software.amazon.awssdk.http.auth.aws.internal.util.ChecksumUtil.fromChecksumAlgorithm;
+import static software.amazon.awssdk.http.auth.aws.internal.util.ChecksumUtil.readAll;
+import static software.amazon.awssdk.http.auth.aws.util.SignerUtils.getBinaryRequestPayloadStream;
+
+import java.io.InputStream;
+import java.nio.ByteBuffer;
+import java.util.Map;
+import java.util.concurrent.CompletableFuture;
+import java.util.stream.Collectors;
+import org.reactivestreams.Publisher;
+import software.amazon.awssdk.annotations.SdkInternalApi;
+import software.amazon.awssdk.checksums.spi.ChecksumAlgorithm;
+import software.amazon.awssdk.http.ContentStreamProvider;
+import software.amazon.awssdk.http.SdkHttpRequest;
+import software.amazon.awssdk.http.auth.aws.internal.checksums.SdkChecksum;
+import software.amazon.awssdk.http.auth.aws.internal.io.ChecksumInputStream;
+import software.amazon.awssdk.http.auth.aws.internal.io.ChecksumSubscriber;
+import software.amazon.awssdk.http.auth.aws.signer.Checksummer;
+
+/**
+ * A "flexible" implementation of a checksummer. It takes a map of checksums and their header names, computes them efficiently
+ * by updating each checksum while reading the payload (once), and adds the computed checksum strings to the request using the
+ * given header names in the map. This should be used in cases where a (flexible) checksum algorithm is present during signing.
+ */
+@SdkInternalApi
+public final class FlexibleChecksummer implements Checksummer {
+ private final Map
+ * x-amz-checksum-sha256, x-amz-checksum-sha1, x-amz-checksum-crc32, x-amz-checksum-crc32c, x-amz-checksum-md5
+ *
+ * The implementation may choose to also manipulate the request with the checksum, such as adding it as a header.
*/
@SdkProtectedApi
public interface Checksummer {
/**
- * Get a default implementation of a checksummer.
+ * Get a default implementation of a checksummer, which calculates the SHA-256 checksum and places it in the
+ * x-amz-content-sha256 header.
*/
static Checksummer create() {
- return new DefaultChecksummer();
+ return new FlexibleChecksummer(Collections.singletonMap(X_AMZ_CONTENT_SHA256, SHA256));
+ }
+
+ /**
+ * Get a flexible checksummer that performs two checksums: the given checksum-algorithm and the SHA-256 checksum. It places
+ * the SHA-256 checksum in x-amz-content-sha256 header, and the given checksum-algorithm in the x-amz-checksum-[name] header.
+ */
+ static Checksummer forFlexibleChecksum(ChecksumAlgorithm checksumAlgorithm) {
+ if (checksumAlgorithm != null) {
+ Mapn
- * bytes have been read or the end of the stream has been reached. Subclasses are encouraged to provide a more efficient
- * implementation of this method. For instance, the implementation may depend on the ability to seek.
- *
- * @param n the number of bytes to be skipped.
- * @return the actual number of bytes skipped.
- * @throws IOException if the stream does not support seek, or if some other I/O error occurs.
- */
- @Override
- public long skip(long n) throws IOException {
- if (n <= 0) {
- return n;
- }
- byte[] b = new byte[(int) Math.min(SKIP_BUF_SIZE, n)];
- long m = n; // remaining number of bytes to read
- while (m > 0) {
- int len = read(b, 0, (int) Math.min(m, b.length));
- if (len == -1) {
- return n - m;
- }
- m -= len;
- }
- assert m == 0;
- return n;
- }
-
- @Override
- public void release() {
- // Don't call IOUtils.release(in, null) or else could lead to infinite loop
- IoUtils.closeQuietly(this, null);
- if (in instanceof Releasable) {
- // This allows any underlying stream that has the close operation
- // disabled to be truly released
- Releasable r = (Releasable) in;
- r.release();
- }
- }
-
- /**
- * {@inheritdoc}
- */
- @Override
- public int read() throws IOException {
- int ch = in.read();
- if (ch != -1) {
- digest.update((byte) ch);
- }
- return ch;
- }
-
- /**
- * {@inheritdoc}
- */
- @Override
- public int read(byte[] b, int off, int len) throws IOException {
- int result = in.read(b, off, len);
- if (result != -1) {
- digest.update(b, off, result);
- }
- return result;
- }
-}
diff --git a/core/http-auth-aws/src/main/java/software/amazon/awssdk/http/auth/aws/internal/signer/DefaultAwsV4HttpSigner.java b/core/http-auth-aws/src/main/java/software/amazon/awssdk/http/auth/aws/internal/signer/DefaultAwsV4HttpSigner.java
index 70800a4e5623..7b75e6c36447 100644
--- a/core/http-auth-aws/src/main/java/software/amazon/awssdk/http/auth/aws/internal/signer/DefaultAwsV4HttpSigner.java
+++ b/core/http-auth-aws/src/main/java/software/amazon/awssdk/http/auth/aws/internal/signer/DefaultAwsV4HttpSigner.java
@@ -22,7 +22,6 @@
import static software.amazon.awssdk.http.auth.aws.util.SignerConstant.STREAMING_SIGNED_PAYLOAD_TRAILER;
import static software.amazon.awssdk.http.auth.aws.util.SignerConstant.STREAMING_UNSIGNED_PAYLOAD_TRAILER;
import static software.amazon.awssdk.http.auth.aws.util.SignerConstant.UNSIGNED_PAYLOAD;
-import static software.amazon.awssdk.http.auth.aws.util.SignerConstant.X_AMZ_CONTENT_SHA256;
import static software.amazon.awssdk.http.auth.aws.util.SignerConstant.X_AMZ_TRAILER;
import java.time.Clock;
@@ -62,7 +61,7 @@ public final class DefaultAwsV4HttpSigner implements AwsV4HttpSigner {
private static final int DEFAULT_CHUNK_SIZE_IN_BYTES = 128 * 1024;
private static V4Properties v4Properties(SignRequest request) {
- Clock signingClock = request.requireProperty(AwsV4HttpSigner.SIGNING_CLOCK, Clock.systemUTC());
+ Clock signingClock = request.requireProperty(SIGNING_CLOCK, Clock.systemUTC());
Instant signingInstant = signingClock.instant();
AwsCredentialsIdentity credentials = sanitizeCredentials(request.identity());
String regionName = request.requireProperty(AwsV4HttpSigner.REGION_NAME);
@@ -112,30 +111,39 @@ private static Checksummer checksummer(SignRequest STREAMING_EVENTS_PAYLOAD);
+ return Checksummer.forPrecomputed256Checksum(STREAMING_EVENTS_PAYLOAD);
}
if (isPayloadSigning) {
if (isChunkEncoding) {
- if (isTrailing) {
- return new PrecomputedChecksummer(() -> STREAMING_SIGNED_PAYLOAD_TRAILER);
+ if (isFlexible || isTrailing) {
+ return Checksummer.forPrecomputed256Checksum(STREAMING_SIGNED_PAYLOAD_TRAILER);
}
- return new PrecomputedChecksummer(() -> STREAMING_SIGNED_PAYLOAD);
+ return Checksummer.forPrecomputed256Checksum(STREAMING_SIGNED_PAYLOAD);
+ }
+
+ if (request.hasProperty(CHECKSUM_ALGORITHM)) {
+ return Checksummer.forFlexibleChecksum(request.property(CHECKSUM_ALGORITHM));
}
return Checksummer.create();
}
if (isChunkEncoding) {
- if (isTrailing) {
- return new PrecomputedChecksummer(() -> STREAMING_UNSIGNED_PAYLOAD_TRAILER);
+ if (isFlexible || isTrailing) {
+ return Checksummer.forPrecomputed256Checksum(STREAMING_UNSIGNED_PAYLOAD_TRAILER);
}
throw new UnsupportedOperationException("Chunk-Encoding without Payload-Signing must have a trailer!");
}
- return new PrecomputedChecksummer(() -> UNSIGNED_PAYLOAD);
+ if (isFlexible) {
+ return Checksummer.forFlexibleChecksum(UNSIGNED_PAYLOAD, request.property(CHECKSUM_ALGORITHM));
+ }
+
+ return Checksummer.forPrecomputed256Checksum(UNSIGNED_PAYLOAD);
}
private static V4PayloadSigner v4PayloadSigner(
@@ -177,8 +185,7 @@ private static SyncSignedRequest doSign(SyncSignRequest doSign(AsyncSignRequest futureV4Context =
- checksummer.checksum(request.payload().orElse(null)).thenApply(
- checksum -> {
- requestBuilder.putHeader(X_AMZ_CONTENT_SHA256, checksum);
- return requestSigner.sign(requestBuilder);
- });
+ checksummer.checksum(request.payload().orElse(null), requestBuilder)
+ .thenApply(__ -> requestSigner.sign(requestBuilder));
return futureV4Context.thenApply(
v4Context -> AsyncSignedRequest.builder()
@@ -235,12 +239,6 @@ private static boolean isEventStreaming(SdkHttpRequest request) {
return "application/vnd.amazon.eventstream".equals(request.firstMatchingHeader(Header.CONTENT_TYPE).orElse(""));
}
- private static boolean hasTrailer(SdkHttpRequest request) {
- // TODO(sra-identity-and-auth): Trailer would be determined by being a flexible-checksum enabled request, we will need
- // to update this once flexible checksums is enabled
- return request.firstMatchingHeader(X_AMZ_TRAILER).isPresent();
- }
-
/**
* A class-loader for the event-stream signer, which throws exceptions if it can't load the class (it's likely not on the
* classpath, so it should be added), or if it can't instantiate the signer.
diff --git a/core/http-auth-aws/src/main/java/software/amazon/awssdk/http/auth/aws/internal/signer/DefaultChecksummer.java b/core/http-auth-aws/src/main/java/software/amazon/awssdk/http/auth/aws/internal/signer/DefaultChecksummer.java
deleted file mode 100644
index e840398fdc9c..000000000000
--- a/core/http-auth-aws/src/main/java/software/amazon/awssdk/http/auth/aws/internal/signer/DefaultChecksummer.java
+++ /dev/null
@@ -1,53 +0,0 @@
-/*
- * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
- *
- * Licensed under the Apache License, Version 2.0 (the "License").
- * You may not use this file except in compliance with the License.
- * A copy of the License is located at
- *
- * http://aws.amazon.com/apache2.0
- *
- * or in the "license" file accompanying this file. This file is distributed
- * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
- * express or implied. See the License for the specific language governing
- * permissions and limitations under the License.
- */
-
-package software.amazon.awssdk.http.auth.aws.internal.signer;
-
-import static software.amazon.awssdk.http.auth.aws.util.SignerUtils.getBinaryRequestPayloadStream;
-import static software.amazon.awssdk.http.auth.aws.util.SignerUtils.hash;
-import static software.amazon.awssdk.utils.BinaryUtils.toHex;
-
-import java.io.InputStream;
-import java.nio.ByteBuffer;
-import java.util.concurrent.CompletableFuture;
-import org.reactivestreams.Publisher;
-import software.amazon.awssdk.annotations.SdkProtectedApi;
-import software.amazon.awssdk.http.ContentStreamProvider;
-import software.amazon.awssdk.http.auth.aws.internal.util.DigestComputingSubscriber;
-import software.amazon.awssdk.http.auth.aws.signer.Checksummer;
-import software.amazon.awssdk.utils.BinaryUtils;
-
-@SdkProtectedApi
-public final class DefaultChecksummer implements Checksummer {
-
- @Override
- public String checksum(ContentStreamProvider payload) {
- InputStream payloadStream = getBinaryRequestPayloadStream(payload);
- return toHex(
- hash(payloadStream)
- );
- }
-
- @Override
- public CompletableFuture