1 // parttypes.cc 2 // Class to manage partition type codes -- a slight variant on MBR type 3 // codes, GUID type codes, and associated names. 4 5 /* This program is copyright (c) 2009-2014 by Roderick W. Smith. It is distributed 6 under the terms of the GNU GPL version 2, as detailed in the COPYING file. */ 7 8 #define __STDC_LIMIT_MACROS 9 #define __STDC_CONSTANT_MACROS 10 11 #include <string.h> 12 #include <stdint.h> 13 #include <stdio.h> 14 #include <iostream> 15 #include "parttypes.h" 16 17 using namespace std; 18 19 int PartType::numInstances = 0; 20 AType* PartType::allTypes = NULL; 21 AType* PartType::lastType = NULL; 22 23 // Constructor. Its main task is to initialize the data list, but only 24 // if this is the first instance, since it's a static linked list. 25 // Partition type codes are MBR type codes multiplied by 0x0100, with 26 // additional related codes taking on following numbers. For instance, 27 // the FreeBSD disklabel code in MBR is 0xa5; here, it's 0xa500, with 28 // additional FreeBSD codes being 0xa501, 0xa502, and so on. This gives 29 // related codes similar numbers and (given appropriate entry positions 30 // in the linked list) keeps them together in the listings generated 31 // by typing "L" at the main gdisk menu. 32 PartType::PartType(void) : GUIDData() { 33 numInstances++; 34 if (numInstances == 1) { 35 AddAllTypes(); 36 } // if 37 } // default constructor 38 39 PartType::PartType(const PartType & orig) : GUIDData(orig) { 40 numInstances++; 41 if (numInstances == 1) { // should never happen; just being paranoid 42 AddAllTypes(); 43 } // if 44 } // PartType copy constructor 45 46 PartType::PartType(const GUIDData & orig) : GUIDData(orig) { 47 numInstances++; 48 if (numInstances == 1) { 49 AddAllTypes(); 50 } // if 51 } // PartType copy constructor 52 53 PartType::~PartType(void) { 54 AType* tempType; 55 56 numInstances--; 57 if (numInstances == 0) { 58 while (allTypes != NULL) { 59 tempType = allTypes; 60 allTypes = allTypes->next; 61 delete tempType; 62 } // while 63 } // if 64 } // destructor 65 66 // Add all partition type codes to the internal linked-list structure. 67 // Used by constructors. 68 // See http://www.win.tue.nl/~aeb/partitions/partition_types-1.html 69 // for a list of MBR partition type codes. 70 void PartType::AddAllTypes(void) { 71 // Start with the "unused entry," which should normally appear only 72 // on empty partition table entries.... 73 AddType(0x0000, "00000000-0000-0000-0000-000000000000", "Unused entry", 0); 74 75 // DOS/Windows partition types, most of which are hidden from the "L" listing 76 // (they're available mainly for MBR-to-GPT conversions). 77 AddType(0x0100, "EBD0A0A2-B9E5-4433-87C0-68B6B72699C7", "Microsoft basic data", 0); // FAT-12 78 AddType(0x0400, "EBD0A0A2-B9E5-4433-87C0-68B6B72699C7", "Microsoft basic data", 0); // FAT-16 < 32M 79 AddType(0x0600, "EBD0A0A2-B9E5-4433-87C0-68B6B72699C7", "Microsoft basic data", 0); // FAT-16 80 AddType(0x0700, "EBD0A0A2-B9E5-4433-87C0-68B6B72699C7", "Microsoft basic data", 1); // NTFS (or HPFS) 81 AddType(0x0b00, "EBD0A0A2-B9E5-4433-87C0-68B6B72699C7", "Microsoft basic data", 0); // FAT-32 82 AddType(0x0c00, "EBD0A0A2-B9E5-4433-87C0-68B6B72699C7", "Microsoft basic data", 0); // FAT-32 LBA 83 AddType(0x0c01, "E3C9E316-0B5C-4DB8-817D-F92DF00215AE", "Microsoft reserved"); 84 AddType(0x0e00, "EBD0A0A2-B9E5-4433-87C0-68B6B72699C7", "Microsoft basic data", 0); // FAT-16 LBA 85 AddType(0x1100, "EBD0A0A2-B9E5-4433-87C0-68B6B72699C7", "Microsoft basic data", 0); // Hidden FAT-12 86 AddType(0x1400, "EBD0A0A2-B9E5-4433-87C0-68B6B72699C7", "Microsoft basic data", 0); // Hidden FAT-16 < 32M 87 AddType(0x1600, "EBD0A0A2-B9E5-4433-87C0-68B6B72699C7", "Microsoft basic data", 0); // Hidden FAT-16 88 AddType(0x1700, "EBD0A0A2-B9E5-4433-87C0-68B6B72699C7", "Microsoft basic data", 0); // Hidden NTFS (or HPFS) 89 AddType(0x1b00, "EBD0A0A2-B9E5-4433-87C0-68B6B72699C7", "Microsoft basic data", 0); // Hidden FAT-32 90 AddType(0x1c00, "EBD0A0A2-B9E5-4433-87C0-68B6B72699C7", "Microsoft basic data", 0); // Hidden FAT-32 LBA 91 AddType(0x1e00, "EBD0A0A2-B9E5-4433-87C0-68B6B72699C7", "Microsoft basic data", 0); // Hidden FAT-16 LBA 92 AddType(0x2700, "DE94BBA4-06D1-4D40-A16A-BFD50179D6AC", "Windows RE"); 93 94 // Open Network Install Environment (ONIE) specific types. 95 // See http://www.onie.org/ and 96 // https://github.com/onie/onie/blob/master/rootconf/x86_64/sysroot-lib-onie/onie-blkdev-common 97 AddType(0x3000, "7412F7D5-A156-4B13-81DC-867174929325", "ONIE boot"); 98 AddType(0x3001, "D4E6E2CD-4469-46F3-B5CB-1BFF57AFC149", "ONIE config"); 99 100 // PowerPC reference platform boot partition 101 AddType(0x4100, "9E1A2D38-C612-4316-AA26-8B49521E5A8B", "PowerPC PReP boot"); 102 103 // Windows LDM ("dynamic disk") types 104 AddType(0x4200, "AF9B60A0-1431-4F62-BC68-3311714A69AD", "Windows LDM data"); // Logical disk manager 105 AddType(0x4201, "5808C8AA-7E8F-42E0-85D2-E1E90434CFB3", "Windows LDM metadata"); // Logical disk manager 106 107 // An oddball IBM filesystem.... 108 AddType(0x7501, "37AFFC90-EF7D-4E96-91C3-2D7AE055B174", "IBM GPFS"); // General Parallel File System (GPFS) 109 110 // ChromeOS-specific partition types... 111 // Values taken from vboot_reference/firmware/lib/cgptlib/include/gpt.h in 112 // ChromeOS source code, retrieved 12/23/2010. They're also at 113 // http://www.chromium.org/chromium-os/chromiumos-design-docs/disk-format. 114 // These have no MBR equivalents, AFAIK, so I'm using 0x7Fxx values, since they're close 115 // to the Linux values. 116 AddType(0x7f00, "FE3A2A5D-4F32-41A7-B725-ACCC3285A309", "ChromeOS kernel"); 117 AddType(0x7f01, "3CB8E202-3B7E-47DD-8A3C-7FF2A13CFCEC", "ChromeOS root"); 118 AddType(0x7f02, "2E0A753D-9E48-43B0-8337-B15192CB1B5E", "ChromeOS reserved"); 119 120 // Linux-specific partition types.... 121 AddType(0x8200, "0657FD6D-A4AB-43C4-84E5-0933C84B4F4F", "Linux swap"); // Linux swap (or Solaris on MBR) 122 AddType(0x8300, "0FC63DAF-8483-4772-8E79-3D69D8477DE4", "Linux filesystem"); // Linux native 123 AddType(0x8301, "8DA63339-0007-60C0-C436-083AC8230908", "Linux reserved"); 124 // See http://www.freedesktop.org/software/systemd/man/systemd-gpt-auto-generator.html 125 // and http://www.freedesktop.org/wiki/Specifications/DiscoverablePartitionsSpec/ 126 AddType(0x8302, "933AC7E1-2EB4-4F13-B844-0E14E2AEF915", "Linux /home"); // Linux /home (auto-mounted by systemd) 127 AddType(0x8303, "44479540-F297-41B2-9AF7-D131D5F0458A", "Linux x86 root (/)"); // Linux / on x86 (auto-mounted by systemd) 128 AddType(0x8304, "4F68BCE3-E8CD-4DB1-96E7-FBCAF984B709", "Linux x86-64 root (/)"); // Linux / on x86-64 (auto-mounted by systemd) 129 AddType(0x8305, "B921B045-1DF0-41C3-AF44-4C6F280D3FAE", "Linux ARM64 root (/)"); // Linux / on 64-bit ARM (auto-mounted by systemd) 130 AddType(0x8306, "3B8F8425-20E0-4F3B-907F-1A25A76F98E8", "Linux /srv"); // Linux /srv (auto-mounted by systemd) 131 132 // Used by Intel Rapid Start technology 133 AddType(0x8400, "D3BFE2DE-3DAF-11DF-BA40-E3A556D89593", "Intel Rapid Start"); 134 135 // Another Linux type code.... 136 AddType(0x8e00, "E6D6D379-F507-44C2-A23C-238F2A3DF928", "Linux LVM"); 137 138 // FreeBSD partition types.... 139 // Note: Rather than extract FreeBSD disklabel data, convert FreeBSD 140 // partitions in-place, and let FreeBSD sort out the details.... 141 AddType(0xa500, "516E7CB4-6ECF-11D6-8FF8-00022D09712B", "FreeBSD disklabel"); 142 AddType(0xa501, "83BD6B9D-7F41-11DC-BE0B-001560B84F0F", "FreeBSD boot"); 143 AddType(0xa502, "516E7CB5-6ECF-11D6-8FF8-00022D09712B", "FreeBSD swap"); 144 AddType(0xa503, "516E7CB6-6ECF-11D6-8FF8-00022D09712B", "FreeBSD UFS"); 145 AddType(0xa504, "516E7CBA-6ECF-11D6-8FF8-00022D09712B", "FreeBSD ZFS"); 146 AddType(0xa505, "516E7CB8-6ECF-11D6-8FF8-00022D09712B", "FreeBSD Vinum/RAID"); 147 148 // Midnight BSD partition types.... 149 AddType(0xa580, "85D5E45A-237C-11E1-B4B3-E89A8F7FC3A7", "Midnight BSD data"); 150 AddType(0xa581, "85D5E45E-237C-11E1-B4B3-E89A8F7FC3A7", "Midnight BSD boot"); 151 AddType(0xa582, "85D5E45B-237C-11E1-B4B3-E89A8F7FC3A7", "Midnight BSD swap"); 152 AddType(0xa583, "0394Ef8B-237E-11E1-B4B3-E89A8F7FC3A7", "Midnight BSD UFS"); 153 AddType(0xa584, "85D5E45D-237C-11E1-B4B3-E89A8F7FC3A7", "Midnight BSD ZFS"); 154 AddType(0xa585, "85D5E45C-237C-11E1-B4B3-E89A8F7FC3A7", "Midnight BSD Vinum"); 155 156 // A MacOS partition type, separated from others by NetBSD partition types... 157 AddType(0xa800, "55465300-0000-11AA-AA11-00306543ECAC", "Apple UFS"); // Mac OS X 158 159 // NetBSD partition types. Note that the main entry sets it up as a 160 // FreeBSD disklabel. I'm not 100% certain this is the correct behavior. 161 AddType(0xa900, "516E7CB4-6ECF-11D6-8FF8-00022D09712B", "FreeBSD disklabel", 0); // NetBSD disklabel 162 AddType(0xa901, "49F48D32-B10E-11DC-B99B-0019D1879648", "NetBSD swap"); 163 AddType(0xa902, "49F48D5A-B10E-11DC-B99B-0019D1879648", "NetBSD FFS"); 164 AddType(0xa903, "49F48D82-B10E-11DC-B99B-0019D1879648", "NetBSD LFS"); 165 AddType(0xa904, "2DB519C4-B10F-11DC-B99B-0019D1879648", "NetBSD concatenated"); 166 AddType(0xa905, "2DB519EC-B10F-11DC-B99B-0019D1879648", "NetBSD encrypted"); 167 AddType(0xa906, "49F48DAA-B10E-11DC-B99B-0019D1879648", "NetBSD RAID"); 168 169 // Mac OS partition types (See also 0xa800, above).... 170 AddType(0xab00, "426F6F74-0000-11AA-AA11-00306543ECAC", "Apple boot"); 171 AddType(0xaf00, "48465300-0000-11AA-AA11-00306543ECAC", "Apple HFS/HFS+"); 172 AddType(0xaf01, "52414944-0000-11AA-AA11-00306543ECAC", "Apple RAID"); 173 AddType(0xaf02, "52414944-5F4F-11AA-AA11-00306543ECAC", "Apple RAID offline"); 174 AddType(0xaf03, "4C616265-6C00-11AA-AA11-00306543ECAC", "Apple label"); 175 AddType(0xaf04, "5265636F-7665-11AA-AA11-00306543ECAC", "AppleTV recovery"); 176 AddType(0xaf05, "53746F72-6167-11AA-AA11-00306543ECAC", "Apple Core Storage"); 177 178 // Solaris partition types (one of which is shared with MacOS) 179 AddType(0xbe00, "6A82CB45-1DD2-11B2-99A6-080020736631", "Solaris boot"); 180 AddType(0xbf00, "6A85CF4D-1DD2-11B2-99A6-080020736631", "Solaris root"); 181 AddType(0xbf01, "6A898CC3-1DD2-11B2-99A6-080020736631", "Solaris /usr & Mac ZFS"); // Solaris/MacOS 182 AddType(0xbf02, "6A87C46F-1DD2-11B2-99A6-080020736631", "Solaris swap"); 183 AddType(0xbf03, "6A8B642B-1DD2-11B2-99A6-080020736631", "Solaris backup"); 184 AddType(0xbf04, "6A8EF2E9-1DD2-11B2-99A6-080020736631", "Solaris /var"); 185 AddType(0xbf05, "6A90BA39-1DD2-11B2-99A6-080020736631", "Solaris /home"); 186 AddType(0xbf06, "6A9283A5-1DD2-11B2-99A6-080020736631", "Solaris alternate sector"); 187 AddType(0xbf07, "6A945A3B-1DD2-11B2-99A6-080020736631", "Solaris Reserved 1"); 188 AddType(0xbf08, "6A9630D1-1DD2-11B2-99A6-080020736631", "Solaris Reserved 2"); 189 AddType(0xbf09, "6A980767-1DD2-11B2-99A6-080020736631", "Solaris Reserved 3"); 190 AddType(0xbf0a, "6A96237F-1DD2-11B2-99A6-080020736631", "Solaris Reserved 4"); 191 AddType(0xbf0b, "6A8D2AC7-1DD2-11B2-99A6-080020736631", "Solaris Reserved 5"); 192 193 // I can find no MBR equivalents for these, but they're on the 194 // Wikipedia page for GPT, so here we go.... 195 AddType(0xc001, "75894C1E-3AEB-11D3-B7C1-7B03A0000000", "HP-UX data"); 196 AddType(0xc002, "E2A1E728-32E3-11D6-A682-7B03A0000000", "HP-UX service"); 197 198 // See http://www.freedesktop.org/wiki/Specifications/BootLoaderSpec 199 AddType(0xea00, "BC13C2FF-59E6-4262-A352-B275FD6F7172", "Freedesktop $BOOT"); 200 201 // Type code for Haiku; uses BeOS MBR code as hex code base 202 AddType(0xeb00, "42465331-3BA3-10F1-802A-4861696B7521", "Haiku BFS"); 203 204 // Manufacturer-specific ESP-like partitions (in order in which they were added) 205 AddType(0xed00, "F4019732-066E-4E12-8273-346C5641494F", "Sony system partition"); 206 AddType(0xed01, "BFBFAFE7-A34F-448A-9A5B-6213EB736C22", "Lenovo system partition"); 207 208 // EFI system and related partitions 209 AddType(0xef00, "C12A7328-F81F-11D2-BA4B-00A0C93EC93B", "EFI System"); // Parted identifies these as having the "boot flag" set 210 AddType(0xef01, "024DEE41-33E7-11D3-9D69-0008C781F39F", "MBR partition scheme"); // Used to nest MBR in GPT 211 AddType(0xef02, "21686148-6449-6E6F-744E-656564454649", "BIOS boot partition"); // Used by GRUB 212 213 // Ceph type codes; see https://github.com/ceph/ceph/blob/9bcc42a3e6b08521694b5c0228b2c6ed7b3d312e/src/ceph-disk#L76-L81 214 AddType(0xf800, "4FBD7E29-9D25-41B8-AFD0-062C0CEFF05D", "Ceph OSD"); // Ceph Object Storage Daemon 215 AddType(0xf801, "4FBD7E29-9D25-41B8-AFD0-5EC00CEFF05D", "Ceph dm-crypt OSD"); // Ceph Object Storage Daemon (encrypted) 216 AddType(0xf802, "BFBFAFE7-A34F-448A-9A5B-6213EB736C22", "Ceph journal"); 217 AddType(0xf803, "45B0969E-9B03-4F30-B4C6-5EC00CEFF106", "Ceph dm-crypt journal"); 218 AddType(0xf804, "89C57F98-2FE5-4DC0-89C1-F3AD0CEFF2BE", "Ceph disk in creation"); 219 AddType(0xf805, "89C57F98-2FE5-4DC0-89C1-5EC00CEFF2BE", "Ceph dm-crypt disk in creation"); 220 221 // VMWare ESX partition types codes 222 AddType(0xfb00, "AA31E02A-400F-11DB-9590-000C2911D1B8", "VMWare VMFS"); 223 AddType(0xfb01, "9198EFFC-31C0-11DB-8F78-000C2911D1B8", "VMWare reserved"); 224 AddType(0xfc00, "9D275380-40AD-11DB-BF97-000C2911D1B8", "VMWare kcore crash protection"); 225 226 // A straggler Linux partition type.... 227 AddType(0xfd00, "A19D880F-05FC-4D3B-A006-743F0F84911E", "Linux RAID"); 228 229 // Note: DO NOT use the 0xffff code; that's reserved to indicate an 230 // unknown GUID type code. 231 } // PartType::AddAllTypes() 232 233 // Add a single type to the linked list of types. Returns 1 if operation 234 // succeeds, 0 otherwise. 235 int PartType::AddType(uint16_t mbrType, const char * guidData, const char * name, 236 int toDisplay) { 237 AType* tempType; 238 int allOK = 1; 239 240 tempType = new AType; 241 if (tempType != NULL) { 242 tempType->MBRType = mbrType; 243 tempType->GUIDType = guidData; 244 tempType->name = name; 245 tempType->display = toDisplay; 246 tempType->next = NULL; 247 if (allTypes == NULL) { // first entry 248 allTypes = tempType; 249 } else { 250 lastType->next = tempType; 251 } // if/else 252 lastType = tempType; 253 } else { 254 cerr << "Unable to allocate memory in PartType::AddType()! Partition type list will\n"; 255 cerr << "be incomplete!\n"; 256 allOK = 0; 257 } // if/else 258 return allOK; 259 } // GUID::AddType(const char* variant) 260 261 // Assignment operator by string. If the original string is short, 262 // interpret it as a gdisk hex code; if it's longer, interpret it as 263 // a direct entry of a GUID value. If a short string isn't a hex 264 // number, do nothing. 265 PartType & PartType::operator=(const string & orig) { 266 uint32_t hexCode; 267 268 if (orig.length() < 32) { 269 if (IsHex(orig)) { 270 sscanf(orig.c_str(), "%x", &hexCode); 271 *this = hexCode; 272 } 273 } else { 274 GUIDData::operator=(orig); 275 } // if/else hexCode or GUID 276 return *this; 277 } // PartType::operator=(const char * orig) 278 279 // Assignment from C-style string; rely on C++ casting.... 280 PartType & PartType::operator=(const char * orig) { 281 return operator=((string) orig); 282 } // PartType::operator=(const char * orig) 283 284 // Assign a GUID based on my custom 2-byte (16-bit) MBR hex ID variant 285 PartType & PartType::operator=(uint16_t ID) { 286 AType* theItem = allTypes; 287 int found = 0; 288 289 // Now search the type list for a match to the ID.... 290 while ((theItem != NULL) && (!found)) { 291 if (theItem->MBRType == ID) { 292 GUIDData::operator=(theItem->GUIDType); 293 found = 1; 294 } else { 295 theItem = theItem->next; 296 } // if/else 297 } // while 298 if (!found) { 299 // Assign a default value.... 300 operator=(DEFAULT_GPT_TYPE); 301 cout.setf(ios::uppercase); 302 cout.fill('0'); 303 cout << "Exact type match not found for type code "; 304 cout.width(4); 305 cout << hex << ID << "; assigning type code for\n'" << TypeName() << "'\n" << dec; 306 cout.fill(' '); 307 } // if (!found) 308 return *this; 309 } // PartType::operator=(uint16_t ID) 310 311 // Return the English description of the partition type (e.g., "Linux filesystem") 312 string PartType::TypeName(void) const { 313 AType* theItem = allTypes; 314 int found = 0; 315 string typeName; 316 317 while ((theItem != NULL) && (!found)) { 318 if (theItem->GUIDType == *this) { // found it! 319 typeName = theItem->name; 320 found = 1; 321 } else { 322 theItem = theItem->next; 323 } // if/else 324 } // while 325 if (!found) { 326 typeName = "Unknown"; 327 } // if (!found) 328 return typeName; 329 } // PartType::TypeName() 330 331 #ifdef USE_UTF16 332 // Return the Unicode description of the partition type (e.g., "Linux filesystem") 333 UnicodeString PartType::UTypeName(void) const { 334 AType* theItem = allTypes; 335 int found = 0; 336 UnicodeString typeName; 337 338 while ((theItem != NULL) && (!found)) { 339 if (theItem->GUIDType == *this) { // found it! 340 typeName = theItem->name.c_str(); 341 found = 1; 342 } else { 343 theItem = theItem->next; 344 } // if/else 345 } // while 346 if (!found) { 347 typeName = "Unknown"; 348 } // if (!found) 349 return typeName; 350 } // PartType::TypeName() 351 #endif 352 353 // Return the custom GPT fdisk 2-byte (16-bit) hex code for this GUID partition type 354 // Note that this function ignores entries for which the display variable 355 // is set to 0. This enables control of which values get returned when 356 // there are multiple possibilities, but opens the algorithm up to the 357 // potential for problems should the data in the list be bad. 358 uint16_t PartType::GetHexType() const { 359 AType* theItem = allTypes; 360 int found = 0; 361 uint16_t theID = 0xFFFF; 362 363 while ((theItem != NULL) && (!found)) { 364 if ((theItem->GUIDType == *this) && (theItem->display == 1)) { // found it! 365 theID = theItem->MBRType; 366 found = 1; 367 } else { 368 theItem = theItem->next; 369 } // if/else 370 } // while 371 if (!found) { 372 theID = 0xFFFF; 373 } // if (!found) 374 return theID; 375 } // PartType::GetHex() 376 377 // Displays the available types and my extended MBR codes for same.... 378 // Note: This function assumes an 80-column display. On wider displays, 379 // it stops at under 80 columns; on narrower displays, lines will wrap 380 // in an ugly way. The maxLines value is the maximum number of lines 381 // to display before prompting to continue, or 0 (or a negative value) 382 // for no limit. 383 void PartType::ShowAllTypes(int maxLines) const { 384 int colCount = 1, lineCount = 1; 385 size_t i; 386 AType* thisType = allTypes; 387 string line; 388 389 cout.unsetf(ios::uppercase); 390 while (thisType != NULL) { 391 if (thisType->display == 1) { // show it 392 cout.fill('0'); 393 cout.width(4); 394 cout << hex << thisType->MBRType << " "; 395 cout << thisType->name.substr(0, 20); 396 for (i = 0; i < (20 - (thisType->name.substr(0, 20).length())); i++) 397 cout << " "; 398 if ((colCount % 3) == 0) { 399 if (thisType->next) { 400 cout << "\n"; 401 if ((maxLines > 0) && (lineCount++ % maxLines) == 0) { 402 cout << "Press the <Enter> key to see more codes: "; 403 getline(cin, line); 404 } // if reached screen line limit 405 } // if there's another entry following this one 406 } else { 407 cout << " "; 408 } 409 colCount++; 410 } // if 411 thisType = thisType->next; 412 } // while 413 cout.fill(' '); 414 cout << "\n" << dec; 415 } // PartType::ShowAllTypes(int maxLines) 416 417 // Returns 1 if code is a valid extended MBR code, 0 if it's not 418 int PartType::Valid(uint16_t code) const { 419 AType* thisType = allTypes; 420 int found = 0; 421 422 while ((thisType != NULL) && (!found)) { 423 if (thisType->MBRType == code) { 424 found = 1; 425 } // if 426 thisType = thisType->next; 427 } // while 428 return found; 429 } // PartType::Valid() 430