Update prebuilt Clang to r416183b from Android.
https://android.googlesource.com/platform/prebuilts/clang/host/
linux-x86/+/06a71ddac05c22edb2d10b590e1769b3f8619bef
clang 12.0.5 (based on r416183b) from build 7284624.
Change-Id: I277a316abcf47307562d8b748b84870f31a72866
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/linux-x64/clang/include/llvm/Support/Base64.h b/linux-x64/clang/include/llvm/Support/Base64.h
new file mode 100644
index 0000000..62064a3
--- /dev/null
+++ b/linux-x64/clang/include/llvm/Support/Base64.h
@@ -0,0 +1,56 @@
+//===--- Base64.h - Base64 Encoder/Decoder ----------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// This file provides generic base64 encoder/decoder.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_SUPPORT_BASE64_H
+#define LLVM_SUPPORT_BASE64_H
+
+#include <string>
+
+namespace llvm {
+
+template <class InputBytes> std::string encodeBase64(InputBytes const &Bytes) {
+ static const char Table[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
+ "abcdefghijklmnopqrstuvwxyz"
+ "0123456789+/";
+ std::string Buffer;
+ Buffer.resize(((Bytes.size() + 2) / 3) * 4);
+
+ size_t i = 0, j = 0;
+ for (size_t n = Bytes.size() / 3 * 3; i < n; i += 3, j += 4) {
+ uint32_t x = ((unsigned char)Bytes[i] << 16) |
+ ((unsigned char)Bytes[i + 1] << 8) |
+ (unsigned char)Bytes[i + 2];
+ Buffer[j + 0] = Table[(x >> 18) & 63];
+ Buffer[j + 1] = Table[(x >> 12) & 63];
+ Buffer[j + 2] = Table[(x >> 6) & 63];
+ Buffer[j + 3] = Table[x & 63];
+ }
+ if (i + 1 == Bytes.size()) {
+ uint32_t x = ((unsigned char)Bytes[i] << 16);
+ Buffer[j + 0] = Table[(x >> 18) & 63];
+ Buffer[j + 1] = Table[(x >> 12) & 63];
+ Buffer[j + 2] = '=';
+ Buffer[j + 3] = '=';
+ } else if (i + 2 == Bytes.size()) {
+ uint32_t x =
+ ((unsigned char)Bytes[i] << 16) | ((unsigned char)Bytes[i + 1] << 8);
+ Buffer[j + 0] = Table[(x >> 18) & 63];
+ Buffer[j + 1] = Table[(x >> 12) & 63];
+ Buffer[j + 2] = Table[(x >> 6) & 63];
+ Buffer[j + 3] = '=';
+ }
+ return Buffer;
+}
+
+} // end namespace llvm
+
+#endif