xref: /third_party/gptfdisk/parttypes.h

/* This program is copyright (c) 2009-2018 by Roderick W. Smith. It is distributed
  under the terms of the GNU GPL version 2, as detailed in the COPYING file. */

#ifndef __PARTITION_TYPES
#define __PARTITION_TYPES

#include <stdint.h>
#include <stdlib.h>
#include <string>
#include "support.h"
#include "guid.h"
#ifdef USE_UTF16
#include <unicode/ustream.h>
#else
#define UnicodeString std::string
#endif

// A partition type
struct AType {
   // I'm using a custom 16-bit extension of the original MBR 8-bit
   // type codes, so as to permit disambiguation and use of new
   // codes required by GPT
   uint16_t MBRType;
   GUIDData GUIDType;
   std::string name;
   int display; // 1 to show to users as available type, 0 not to
   AType* next;
}; // struct AType

class PartType : public GUIDData {
protected:
   static int numInstances;
   static AType* allTypes; // Linked list holding all the data
   static AType* lastType; // Pointer to last entry in the list
   void AddAllTypes(void);
public:
   // PartType with GUID "00000000-0000-0000-0000-000000000000"
   static const PartType unusedPartType;

   PartType(void);
   PartType(const PartType & orig);
   PartType(const GUIDData & orig);
   ~PartType(void);

   // Set up type information
   int AddType(uint16_t mbrType, const char * guidData, const char * name, int toDisplay = 1);

   // New assignment operators....
   PartType & operator=(const std::string & orig);
   PartType & operator=(const char * orig);

   // Assignment operators based on base class....
   GUIDData & operator=(const GUIDData & orig) {return GUIDData::operator=(orig);}

   // New data assignment
   PartType & operator=(uint16_t ID); // Use MBR type code times 0x0100 to assign GUID

   // Retrieve transformed GUID data based on type code matches
   std::string TypeName(void) const;
   UnicodeString UTypeName(void) const;
   uint16_t GetHexType() const;

   // Information relating to all type data
   void ShowAllTypes(int maxLines = 21) const;
   int Valid(uint16_t code) const;
};

#endif