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//===-- UUID.h --------------------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef LLDB_UTILITY_UUID_H
#define LLDB_UTILITY_UUID_H
// C Includes
// C++ Includes
#include <stddef.h>
#include <stdint.h>
#include <string>
namespace llvm {
class StringRef;
}
namespace lldb_private {
class Stream;
class UUID {
public:
// Most UUIDs are 16 bytes, but some Linux build-ids (SHA1) are 20.
typedef uint8_t ValueType[20];
//------------------------------------------------------------------
// Constructors and Destructors
//------------------------------------------------------------------
UUID();
UUID(const UUID &rhs);
UUID(const void *uuid_bytes, uint32_t num_uuid_bytes);
~UUID();
const UUID &operator=(const UUID &rhs);
void Clear();
void Dump(Stream *s) const;
const void *GetBytes() const;
size_t GetByteSize() const;
bool IsValid() const;
bool SetBytes(const void *uuid_bytes, uint32_t num_uuid_bytes = 16);
std::string GetAsString(const char *separator = nullptr) const;
size_t SetFromStringRef(llvm::StringRef str, uint32_t num_uuid_bytes = 16);
size_t SetFromCString(const char *c_str, uint32_t num_uuid_bytes = 16);
// Decode as many UUID bytes (up to 16) as possible from the C string "cstr"
// This is used for auto completion where a partial UUID might have been
// typed in. It
//------------------------------------------------------------------
/// Decode as many UUID bytes (up to 16) as possible from the C
/// string \a cstr.
///
/// @param[in] cstr
/// A NULL terminate C string that points at a UUID string value
/// (no leading spaces). The string must contain only hex
/// characters and optionally can contain the '-' sepearators.
///
/// @param[in] uuid_bytes
/// A buffer of bytes that will contain a full or patially
/// decoded UUID.
///
/// @return
/// The original string, with all decoded bytes removed.
//------------------------------------------------------------------
static llvm::StringRef
DecodeUUIDBytesFromString(llvm::StringRef str, ValueType &uuid_bytes,
uint32_t &bytes_decoded,
uint32_t num_uuid_bytes = 16);
protected:
//------------------------------------------------------------------
// Classes that inherit from UUID can see and modify these
//------------------------------------------------------------------
uint32_t m_num_uuid_bytes; // Should be 16 or 20
ValueType m_uuid;
};
bool operator==(const UUID &lhs, const UUID &rhs);
bool operator!=(const UUID &lhs, const UUID &rhs);
bool operator<(const UUID &lhs, const UUID &rhs);
bool operator<=(const UUID &lhs, const UUID &rhs);
bool operator>(const UUID &lhs, const UUID &rhs);
bool operator>=(const UUID &lhs, const UUID &rhs);
} // namespace lldb_private
#endif // LLDB_UTILITY_UUID_H
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