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📄 ARM64_DWARF_Registers.h(1.68 KB)
📄 ARM64_ehframe_Registers.h(1.74 KB)
📄 ARM_DWARF_Registers.h(3.21 KB)
📄 ARM_ehframe_Registers.h(907 B)
📄 ArchSpec.cpp(51.71 KB)
📄 Args.cpp(20.02 KB)
📄 Baton.cpp(630 B)
📄 Broadcaster.cpp(14.94 KB)
📄 CompletionRequest.cpp(3.11 KB)
📄 Connection.cpp(476 B)
📄 ConstString.cpp(12.33 KB)
📄 DataBufferHeap.cpp(2.28 KB)
📄 DataBufferLLVM.cpp(1.06 KB)
📄 DataEncoder.cpp(6.17 KB)
📄 DataExtractor.cpp(35.43 KB)
📄 Environment.cpp(1.44 KB)
📄 Event.cpp(8.2 KB)
📄 FileSpec.cpp(17.66 KB)
📄 GDBRemote.cpp(5.03 KB)
📄 IOObject.cpp(537 B)
📄 LLDBAssert.cpp(1.37 KB)
📄 Listener.cpp(16.12 KB)
📄 Log.cpp(10.81 KB)
📄 Logging.cpp(3.24 KB)
📄 NameMatches.cpp(1.06 KB)
📄 PPC64LE_DWARF_Registers.h(4.24 KB)
📄 PPC64_DWARF_Registers.h(2.6 KB)
📄 ProcessInfo.cpp(13.29 KB)
📄 RegisterValue.cpp(23.92 KB)
📄 RegularExpression.cpp(1.36 KB)
📄 Reproducer.cpp(8.75 KB)
📄 ReproducerInstrumentation.cpp(6.84 KB)
📄 Scalar.cpp(36.74 KB)
📄 SelectHelper.cpp(7.23 KB)
📄 State.cpp(2.52 KB)
📄 Status.cpp(8.34 KB)
📄 Stream.cpp(11.28 KB)
📄 StreamCallback.cpp(793 B)
📄 StreamString.cpp(1.95 KB)
📄 StringExtractor.cpp(10.19 KB)
📄 StringExtractorGDBRemote.cpp(17.3 KB)
📄 StringLexer.cpp(1.79 KB)
📄 StringList.cpp(5.83 KB)
📄 StructuredData.cpp(5.11 KB)
📄 TildeExpressionResolver.cpp(2.54 KB)
📄 Timer.cpp(4.61 KB)
📄 UUID.cpp(2.8 KB)
📄 UriParser.cpp(1.94 KB)
📄 UserID.cpp(648 B)
📄 UserIDResolver.cpp(1.34 KB)
📄 UuidCompatibility.h(648 B)
📄 VASprintf.cpp(1.55 KB)
📄 VMRange.cpp(2.1 KB)
📄 XcodeSDK.cpp(8.26 KB)

Editing: UUID.cpp

//===-- UUID.cpp ----------------------------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//

#include "lldb/Utility/UUID.h"

#include "lldb/Utility/Stream.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/Support/Format.h"

#include <ctype.h>
#include <stdio.h>
#include <string.h>

using namespace lldb_private;

// Whether to put a separator after count uuid bytes.
// For the first 16 bytes we follow the traditional UUID format. After that, we
// simply put a dash after every 6 bytes.
static inline bool separate(size_t count) {
  if (count >= 10)
    return (count - 10) % 6 == 0;

switch (count) {
  case 4:
  case 6:
  case 8:
    return true;
  default:
    return false;
  }
}

std::string UUID::GetAsString(llvm::StringRef separator) const {
  std::string result;
  llvm::raw_string_ostream os(result);

for (auto B : llvm::enumerate(GetBytes())) {
    if (separate(B.index()))
      os << separator;

os << llvm::format_hex_no_prefix(B.value(), 2, true);
  }
  os.flush();

return result;
}

void UUID::Dump(Stream *s) const { s->PutCString(GetAsString()); }

static inline int xdigit_to_int(char ch) {
  ch = tolower(ch);
  if (ch >= 'a' && ch <= 'f')
    return 10 + ch - 'a';
  return ch - '0';
}

llvm::StringRef
UUID::DecodeUUIDBytesFromString(llvm::StringRef p,
                                llvm::SmallVectorImpl<uint8_t> &uuid_bytes) {
  uuid_bytes.clear();
  while (p.size() >= 2) {
    if (isxdigit(p[0]) && isxdigit(p[1])) {
      int hi_nibble = xdigit_to_int(p[0]);
      int lo_nibble = xdigit_to_int(p[1]);
      // Translate the two hex nibble characters into a byte
      uuid_bytes.push_back((hi_nibble << 4) + lo_nibble);

// Skip both hex digits
      p = p.drop_front(2);
    } else if (p.front() == '-') {
      // Skip dashes
      p = p.drop_front();
    } else {
      // UUID values can only consist of hex characters and '-' chars
      break;
    }
  }
  return p;
}

bool UUID::SetFromStringRef(llvm::StringRef str) {
  llvm::StringRef p = str;

// Skip leading whitespace characters
  p = p.ltrim();

llvm::SmallVector<uint8_t, 20> bytes;
  llvm::StringRef rest = UUID::DecodeUUIDBytesFromString(p, bytes);

// Return false if we could not consume the entire string or if the parsed
  // UUID is empty.
  if (!rest.empty() || bytes.empty())
    return false;

*this = fromData(bytes);
  return true;
}

bool UUID::SetFromOptionalStringRef(llvm::StringRef str) {
  bool result = SetFromStringRef(str);
  if (result) {
    if (llvm::all_of(m_bytes, [](uint8_t b) { return b == 0; }))
        Clear();
  }

return result;
}

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Editing: UUID.cpp

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