1 /* This program is copyright (c) 2009-2018 by Roderick W. Smith. It is distributed 2 under the terms of the GNU GPL version 2, as detailed in the COPYING file. */ 3 4 #ifndef __GPTSUPPORT 5 #define __GPTSUPPORT 6 7 #include <stdint.h> 8 #include <stdlib.h> 9 #include <string> 10 11 #define GPTFDISK_VERSION "1.0.8" 12 13 #if defined(__DragonFly__) 14 #define lseek64 lseek 15 #endif 16 17 #if defined (__FreeBSD__) || defined (__FreeBSD_kernel__) || defined (__APPLE__) 18 // Darwin (Mac OS) & FreeBSD: disk IOCTLs are different, and there is no lseek64 19 #include <sys/disk.h> 20 #define lseek64 lseek 21 #endif 22 23 #if defined (__DragonFly__) 24 //#include <sys/diskslice.h> 25 #define lseek64 lseek 26 #endif 27 28 #if defined (__DragonFly__) || defined (__FreeBSD__) || defined (__FreeBSD_kernel__) 29 #define DEFAULT_GPT_TYPE 0xA503 30 #endif 31 32 #ifdef __APPLE__ 33 #define DEFAULT_GPT_TYPE 0xAF00 34 #endif 35 36 #ifdef _WIN32 37 #define DEFAULT_GPT_TYPE 0x0700 38 #endif 39 40 #ifdef __sun__ 41 #define DEFAULT_GPT_TYPE 0xbf01 42 #endif 43 44 // Microsoft Visual C++ only 45 #if defined (_MSC_VER) 46 #define sscanf sscanf_s 47 #define strcpy strcpy_s 48 #define sprintf sprintf_s 49 #endif 50 51 // Linux only.... 52 #ifdef __linux__ 53 #include <linux/fs.h> 54 #define DEFAULT_GPT_TYPE 0x8300 55 #endif 56 57 #ifndef DEFAULT_GPT_TYPE 58 #define DEFAULT_GPT_TYPE 0x8300 59 #endif 60 61 // Set this as a default 62 #define SECTOR_SIZE UINT32_C(512) 63 64 // Signatures for Apple (APM) disks, multiplied by 0x100000000 65 #define APM_SIGNATURE1 UINT64_C(0x00004D5000000000) 66 #define APM_SIGNATURE2 UINT64_C(0x0000535400000000) 67 68 /************************** 69 * Some GPT constants.... * 70 **************************/ 71 72 #define GPT_SIGNATURE UINT64_C(0x5452415020494645) 73 74 // Number and size of GPT entries... 75 #define NUM_GPT_ENTRIES 128 76 #define GPT_SIZE 128 77 #define HEADER_SIZE UINT32_C(92) 78 #define GPT_RESERVED 420 79 #define NAME_SIZE 36 // GPT allows 36 UTF-16LE code units for a name in a 128 byte partition entry 80 81 using namespace std; 82 83 string ReadString(void); 84 uint64_t GetNumber(uint64_t low, uint64_t high, uint64_t def, const string & prompt); 85 char GetYN(void); 86 uint64_t GetSectorNum(uint64_t low, uint64_t high, uint64_t def, uint64_t sSize, const std::string& prompt); 87 uint64_t IeeeToInt(string IeeeValue, uint64_t sSize, uint64_t low, uint64_t high, uint64_t def = 0); 88 string BytesToIeee(uint64_t size, uint32_t sectorSize); 89 unsigned char StrToHex(const string & input, unsigned int position); 90 int IsHex(string input); // Returns 1 if input can be hexadecimal number.... 91 int IsLittleEndian(void); // Returns 1 if CPU is little-endian, 0 if it's big-endian 92 void ReverseBytes(void* theValue, int numBytes); // Reverses byte-order of theValue 93 void WinWarning(void); 94 string ToLower(const string& input); 95 96 #endif 97