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authorvitalyisaev <vitalyisaev@yandex-team.com>2023-06-29 10:00:50 +0300
committervitalyisaev <vitalyisaev@yandex-team.com>2023-06-29 10:00:50 +0300
commit6ffe9e53658409f212834330e13564e4952558f6 (patch)
tree85b1e00183517648b228aafa7c8fb07f5276f419 /contrib/libs/llvm14/lib/ObjectYAML/YAML.cpp
parent726057070f9c5a91fc10fde0d5024913d10f1ab9 (diff)
downloadydb-6ffe9e53658409f212834330e13564e4952558f6.tar.gz
YQ Connector: support managed ClickHouse
Со стороны dqrun можно обратиться к инстансу коннектора, который работает на streaming стенде, и извлечь данные из облачного CH.
Diffstat (limited to 'contrib/libs/llvm14/lib/ObjectYAML/YAML.cpp')
-rw-r--r--contrib/libs/llvm14/lib/ObjectYAML/YAML.cpp63
1 files changed, 63 insertions, 0 deletions
diff --git a/contrib/libs/llvm14/lib/ObjectYAML/YAML.cpp b/contrib/libs/llvm14/lib/ObjectYAML/YAML.cpp
new file mode 100644
index 0000000000..54e8c627d5
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+++ b/contrib/libs/llvm14/lib/ObjectYAML/YAML.cpp
@@ -0,0 +1,63 @@
+//===- YAML.cpp - YAMLIO utilities for object files -----------------------===//
+//
+// 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 defines utility classes for handling the YAML representation of
+// object files.
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm/ObjectYAML/YAML.h"
+#include "llvm/ADT/StringExtras.h"
+#include "llvm/Support/raw_ostream.h"
+#include <cctype>
+#include <cstdint>
+
+using namespace llvm;
+
+void yaml::ScalarTraits<yaml::BinaryRef>::output(
+ const yaml::BinaryRef &Val, void *, raw_ostream &Out) {
+ Val.writeAsHex(Out);
+}
+
+StringRef yaml::ScalarTraits<yaml::BinaryRef>::input(StringRef Scalar, void *,
+ yaml::BinaryRef &Val) {
+ if (Scalar.size() % 2 != 0)
+ return "BinaryRef hex string must contain an even number of nybbles.";
+ // TODO: Can we improve YAMLIO to permit a more accurate diagnostic here?
+ // (e.g. a caret pointing to the offending character).
+ if (!llvm::all_of(Scalar, llvm::isHexDigit))
+ return "BinaryRef hex string must contain only hex digits.";
+ Val = yaml::BinaryRef(Scalar);
+ return {};
+}
+
+void yaml::BinaryRef::writeAsBinary(raw_ostream &OS, uint64_t N) const {
+ if (!DataIsHexString) {
+ OS.write((const char *)Data.data(), std::min<uint64_t>(N, Data.size()));
+ return;
+ }
+
+ for (uint64_t I = 0, E = std::min<uint64_t>(N, Data.size() / 2); I != E;
+ ++I) {
+ uint8_t Byte = llvm::hexDigitValue(Data[I * 2]);
+ Byte <<= 4;
+ Byte |= llvm::hexDigitValue(Data[I * 2 + 1]);
+ OS.write(Byte);
+ }
+}
+
+void yaml::BinaryRef::writeAsHex(raw_ostream &OS) const {
+ if (binary_size() == 0)
+ return;
+ if (DataIsHexString) {
+ OS.write((const char *)Data.data(), Data.size());
+ return;
+ }
+ for (uint8_t Byte : Data)
+ OS << hexdigit(Byte >> 4) << hexdigit(Byte & 0xf);
+}