1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
|
// elfcpp.h -- main header file for elfcpp -*- C++ -*-
// This is the external interface for elfcpp.
#ifndef ELFCPP_H
#define ELFCPP_H
#include "elfcpp_config.h"
#include "elfcpp_swap.h"
#include <stdint.h>
namespace elfcpp
{
// Basic ELF types.
// These types are always the same size.
typedef uint16_t Elf_Half;
typedef uint32_t Elf_Word;
typedef int32_t Elf_Sword;
typedef uint64_t Elf_Xword;
typedef int64_t Elf_Sxword;
// These types vary in size depending on the ELF file class. The
// template parameter should be 32 or 64.
template<int size>
struct Elf_types;
template<>
struct Elf_types<32>
{
typedef uint32_t Elf_Addr;
typedef uint32_t Elf_Off;
typedef uint32_t Elf_WXword;
typedef int32_t Elf_Swxword;
};
template<>
struct Elf_types<64>
{
typedef uint64_t Elf_Addr;
typedef uint64_t Elf_Off;
typedef uint64_t Elf_WXword;
typedef int64_t Elf_Swxword;
};
// Offsets within the Ehdr e_ident field.
const int EI_MAG0 = 0;
const int EI_MAG1 = 1;
const int EI_MAG2 = 2;
const int EI_MAG3 = 3;
const int EI_CLASS = 4;
const int EI_DATA = 5;
const int EI_VERSION = 6;
const int EI_OSABI = 7;
const int EI_ABIVERSION = 8;
const int EI_PAD = 9;
const int EI_NIDENT = 16;
// The valid values found in Ehdr e_ident[EI_MAG0 through EI_MAG3].
const int ELFMAG0 = 0x7f;
const int ELFMAG1 = 'E';
const int ELFMAG2 = 'L';
const int ELFMAG3 = 'F';
// The valid values found in Ehdr e_ident[EI_CLASS].
enum
{
ELFCLASSNONE = 0,
ELFCLASS32 = 1,
ELFCLASS64 = 2
};
// The valid values found in Ehdr e_ident[EI_DATA].
enum
{
ELFDATANONE = 0,
ELFDATA2LSB = 1,
ELFDATA2MSB = 2
};
// The valid values found in Ehdr e_ident[EI_VERSION] and e_version.
enum
{
EV_NONE = 0,
EV_CURRENT = 1
};
// The valid values found in Ehdr e_ident[EI_OSABI].
enum ELFOSABI
{
ELFOSABI_NONE = 0,
ELFOSABI_HPUX = 1,
ELFOSABI_NETBSD = 2,
// ELFOSABI_LINUX is not listed in the ELF standard.
ELFOSABI_LINUX = 3,
// ELFOSABI_HURD is not listed in the ELF standard.
ELFOSABI_HURD = 4,
ELFOSABI_SOLARIS = 6,
ELFOSABI_AIX = 7,
ELFOSABI_IRIX = 8,
ELFOSABI_FREEBSD = 9,
ELFOSABI_TRU64 = 10,
ELFOSABI_MODESTO = 11,
ELFOSABI_OPENBSD = 12,
ELFOSABI_OPENVMS = 13,
ELFOSABI_NSK = 14,
ELFOSABI_AROS = 15,
// A GNU extension for the ARM.
ELFOSABI_ARM = 97,
// A GNU extension for the MSP.
ELFOSABI_STANDALONE = 255
};
// The valid values found in the Ehdr e_type field.
enum ET
{
ET_NONE = 0,
ET_REL = 1,
ET_EXEC = 2,
ET_DYN = 3,
ET_CORE = 4,
ET_LOOS = 0xfe00,
ET_HIOS = 0xfeff,
ET_LOPROC = 0xff00,
ET_HIPROC = 0xffff
};
// The valid values found in the Ehdr e_machine field.
enum EM
{
EM_NONE = 0,
EM_M32 = 1,
EM_SPARC = 2,
EM_386 = 3,
EM_68K = 4,
EM_88K = 5,
// 6 used to be EM_486
EM_860 = 7,
EM_MIPS = 8,
EM_S370 = 9,
EM_MIPS_RS3_LE = 10,
// 11 was the old Sparc V9 ABI.
// 12 through 14 are reserved.
EM_PARISC = 15,
// 16 is reserved.
// Some old PowerPC object files use 17.
EM_VPP500 = 17,
EM_SPARC32PLUS = 18,
EM_960 = 19,
EM_PPC = 20,
EM_PPC64 = 21,
EM_S390 = 22,
// 23 through 35 are served.
EM_V800 = 36,
EM_FR20 = 37,
EM_RH32 = 38,
EM_RCE = 39,
EM_ARM = 40,
EM_ALPHA = 41,
EM_SH = 42,
EM_SPARCV9 = 43,
EM_TRICORE = 44,
EM_ARC = 45,
EM_H8_300 = 46,
EM_H8_300H = 47,
EM_H8S = 48,
EM_H8_500 = 49,
EM_IA_64 = 50,
EM_MIPS_X = 51,
EM_COLDFIRE = 52,
EM_68HC12 = 53,
EM_MMA = 54,
EM_PCP = 55,
EM_NCPU = 56,
EM_NDR1 = 57,
EM_STARCORE = 58,
EM_ME16 = 59,
EM_ST100 = 60,
EM_TINYJ = 61,
EM_X86_64 = 62,
EM_PDSP = 63,
EM_PDP10 = 64,
EM_PDP11 = 65,
EM_FX66 = 66,
EM_ST9PLUS = 67,
EM_ST7 = 68,
EM_68HC16 = 69,
EM_68HC11 = 70,
EM_68HC08 = 71,
EM_68HC05 = 72,
EM_SVX = 73,
EM_ST19 = 74,
EM_VAX = 75,
EM_CRIS = 76,
EM_JAVELIN = 77,
EM_FIREPATH = 78,
EM_ZSP = 79,
EM_MMIX = 80,
EM_HUANY = 81,
EM_PRISM = 82,
EM_AVR = 83,
EM_FR30 = 84,
EM_D10V = 85,
EM_D30V = 86,
EM_V850 = 87,
EM_M32R = 88,
EM_MN10300 = 89,
EM_MN10200 = 90,
EM_PJ = 91,
EM_OPENRISC = 92,
EM_ARC_A5 = 93,
EM_XTENSA = 94,
EM_VIDEOCORE = 95,
EM_TMM_GPP = 96,
EM_NS32K = 97,
EM_TPC = 98,
// Some old picoJava object files use 99 (EM_PJ is correct).
EM_SNP1K = 99,
EM_ST200 = 100,
EM_IP2K = 101,
EM_MAX = 102,
EM_CR = 103,
EM_F2MC16 = 104,
EM_MSP430 = 105,
EM_BLACKFIN = 106,
EM_SE_C33 = 107,
EM_SEP = 108,
EM_ARCA = 109,
EM_UNICORE = 110,
EM_ALTERA_NIOS2 = 113,
EM_CRX = 114,
// The Morph MT.
EM_MT = 0x2530,
// DLX.
EM_DLX = 0x5aa5,
// FRV.
EM_FRV = 0x5441,
// Infineon Technologies 16-bit microcontroller with C166-V2 core.
EM_X16X = 0x4688,
// Xstorym16
EM_XSTORMY16 = 0xad45,
// Renesas M32C
EM_M32C = 0xfeb0,
// Vitesse IQ2000
EM_IQ2000 = 0xfeba,
// NIOS
EM_NIOS32 = 0xfebb
// Old AVR objects used 0x1057 (EM_AVR is correct).
// Old MSP430 objects used 0x1059 (EM_MSP430 is correct).
// Old FR30 objects used 0x3330 (EM_FR30 is correct).
// Old OpenRISC objects used 0x3426 and 0x8472 (EM_OPENRISC is correct).
// Old D10V objects used 0x7650 (EM_D10V is correct).
// Old D30V objects used 0x7676 (EM_D30V is correct).
// Old IP2X objects used 0x8217 (EM_IP2K is correct).
// Old PowerPC objects used 0x9025 (EM_PPC is correct).
// Old Alpha objects used 0x9026 (EM_ALPHA is correct).
// Old M32R objects used 0x9041 (EM_M32R is correct).
// Old V850 objects used 0x9080 (EM_V850 is correct).
// Old S/390 objects used 0xa390 (EM_S390 is correct).
// Old Xtensa objects used 0xabc7 (EM_XTENSA is correct).
// Old MN10300 objects used 0xbeef (EM_MN10300 is correct).
// Old MN10200 objects used 0xdead (EM_MN10200 is correct).
};
// Special section indices.
enum
{
SHN_UNDEF = 0,
SHN_LORESERVE = 0xff00,
SHN_LOPROC = 0xff00,
SHN_HIPROC = 0xff1f,
SHN_LOOS = 0xff20,
SHN_HIOS = 0xff3f,
SHN_ABS = 0xfff1,
SHN_COMMON = 0xfff2,
SHN_XINDEX = 0xffff,
SHN_HIRESERVE = 0xffff
};
// The valid values found in the Shdr sh_type field.
enum SHT
{
SHT_NULL = 0,
SHT_PROGBITS = 1,
SHT_SYMTAB = 2,
SHT_STRTAB = 3,
SHT_RELA = 4,
SHT_HASH = 5,
SHT_DYNAMIC = 6,
SHT_NOTE = 7,
SHT_NOBITS = 8,
SHT_REL = 9,
SHT_SHLIB = 10,
SHT_DYNSYM = 11,
SHT_INIT_ARRAY = 14,
SHT_FINI_ARRAY = 15,
SHT_PREINIT_ARRAY = 16,
SHT_GROUP = 17,
SHT_SYMTAB_SHNDX = 18,
SHT_LOOS = 0x60000000,
SHT_HIOS = 0x6fffffff,
SHT_LOPROC = 0x70000000,
SHT_HIPROC = 0x7fffffff,
SHT_LOUSER = 0x80000000,
SHT_HIUSER = 0xffffffff,
// The remaining values are not in the standard.
// List of prelink dependencies.
SHT_GNU_LIBLIST = 0x6ffffff7,
// Versions defined by file.
SHT_SUNW_verdef = 0x6ffffffd,
SHT_GNU_verdef = 0x6ffffffd,
// Versions needed by file.
SHT_SUNW_verneed = 0x6ffffffe,
SHT_GNU_verneed = 0x6ffffffe,
// Symbol versions,
SHT_SUNW_versym = 0x6fffffff,
SHT_GNU_versym = 0x6fffffff,
};
// The valid bit flags found in the Shdr sh_flags field.
enum SHF
{
SHF_WRITE = 0x1,
SHF_ALLOC = 0x2,
SHF_EXECINSTR = 0x4,
SHF_MERGE = 0x10,
SHF_STRINGS = 0x20,
SHF_INFO_LINK = 0x40,
SHF_LINK_ORDER = 0x80,
SHF_OS_NONCONFORMING = 0x100,
SHF_GROUP = 0x200,
SHF_TLS = 0x400,
SHF_MASKOS = 0x0ff00000,
SHF_MASKPROC = 0xf0000000
};
// Bit flags which appear in the first 32-bit word of the section data
// of a SHT_GROUP section.
enum
{
GRP_COMDAT = 0x1,
GRP_MASKOS = 0x0ff00000,
GRP_MASKPROC = 0xf0000000
};
// The valid values found in the Phdr p_type field.
enum PT
{
PT_NULL = 0,
PT_LOAD = 1,
PT_DYNAMIC = 2,
PT_INTERP = 3,
PT_NOTE = 4,
PT_SHLIB = 5,
PT_PHDR = 6,
PT_TLS = 7,
PT_LOOS = 0x60000000,
PT_HIOS = 0x6fffffff,
PT_LOPROC = 0x70000000,
PT_HIPROC = 0x7fffffff,
// The remaining values are not in the standard.
// Frame unwind information.
PT_GNU_EH_FRAME = 0x6474e550,
PT_SUNW_EH_FRAME = 0x6474e550,
// Stack flags.
PT_GNU_STACK = 0x6474e551,
// Read only after relocation.
PT_GNU_RELRO = 0x6474e552
};
// The valid bit flags found in the Phdr p_flags field.
enum PF
{
PF_X = 0x1,
PF_W = 0x2,
PF_R = 0x4,
PF_MASKOS = 0x0ff00000,
PF_MASKPROC = 0xf0000000
};
// Symbol binding from Sym st_info field.
enum STB
{
STB_LOCAL = 0,
STB_GLOBAL = 1,
STB_WEAK = 2,
STB_LOOS = 10,
STB_HIOS = 12,
STB_LOPROC = 13,
STB_HIPROC = 15
};
// Symbol types from Sym st_info field.
enum STT
{
STT_NOTYPE = 0,
STT_OBJECT = 1,
STT_FUNC = 2,
STT_SECTION = 3,
STT_FILE = 4,
STT_COMMON = 5,
STT_TLS = 6,
STT_LOOS = 10,
STT_HIOS = 12,
STT_LOPROC = 13,
STT_HIPROC = 15
};
inline STB
elf_st_bind(unsigned char info)
{
return static_cast<STB>(info >> 4);
}
inline STT
elf_st_type(unsigned char info)
{
return static_cast<STT>(info & 0xf);
}
inline unsigned char
elf_st_info(STB bind, STT type)
{
return ((static_cast<unsigned char>(bind) << 4)
+ (static_cast<unsigned char>(type) & 0xf));
}
// Symbol visibility from Sym st_other field.
enum STV
{
STV_DEFAULT = 0,
STV_INTERNAL = 1,
STV_HIDDEN = 2,
STV_PROTECTED = 3
};
inline STV
elf_st_visibility(unsigned char other)
{
return static_cast<STV>(other & 0x3);
}
inline unsigned char
elf_st_nonvis(unsigned char other)
{
return static_cast<STV>(other >> 2);
}
inline unsigned char
elf_st_other(STV vis, unsigned char nonvis)
{
return ((nonvis << 2)
+ (static_cast<unsigned char>(vis) & 3));
}
// Reloc information from Rel/Rela r_info field.
template<int size>
unsigned int
elf_r_sym(typename Elf_types<size>::Elf_WXword);
template<>
inline unsigned int
elf_r_sym<32>(Elf_Word v)
{
return v >> 8;
}
template<>
inline unsigned int
elf_r_sym<64>(Elf_Xword v)
{
return v >> 32;
}
template<int size>
unsigned int
elf_r_type(typename Elf_types<size>::Elf_WXword);
template<>
inline unsigned int
elf_r_type<32>(Elf_Word v)
{
return v & 0xff;
}
template<>
inline unsigned int
elf_r_type<64>(Elf_Xword v)
{
return v & 0xffffffff;
}
template<int size>
typename Elf_types<size>::Elf_WXword
elf_r_info(unsigned int s, unsigned int t);
template<>
inline Elf_Word
elf_r_info<32>(unsigned int s, unsigned int t)
{
return (s << 8) + (t & 0xff);
}
template<>
inline Elf_Xword
elf_r_info<64>(unsigned int s, unsigned int t)
{
return (static_cast<Elf_Xword>(s) << 32) + (t & 0xffffffff);
}
// Dynamic tags found in the PT_DYNAMIC segment.
enum DT
{
DT_NULL = 0,
DT_NEEDED = 1,
DT_PLTRELSZ = 2,
DT_PLTGOT = 3,
DT_HASH = 4,
DT_STRTAB = 5,
DT_SYMTAB = 6,
DT_RELA = 7,
DT_RELASZ = 8,
DT_RELAENT = 9,
DT_STRSZ = 10,
DT_SYMENT = 11,
DT_INIT = 12,
DT_FINI = 13,
DT_SONAME = 14,
DT_RPATH = 15,
DT_SYMBOLIC = 16,
DT_REL = 17,
DT_RELSZ = 18,
DT_RELENT = 19,
DT_PLTREL = 20,
DT_DEBUG = 21,
DT_TEXTREL = 22,
DT_JMPREL = 23,
DT_BIND_NOW = 24,
DT_INIT_ARRAY = 25,
DT_FINI_ARRAY = 26,
DT_INIT_ARRAYSZ = 27,
DT_FINI_ARRAYSZ = 28,
DT_RUNPATH = 29,
DT_FLAGS = 30,
DT_ENCODING = 32,
DT_PREINIT_ARRAY = 33,
DT_PREINIT_ARRAYSZ = 33,
DT_LOOS = 0x6000000d,
DT_HIOS = 0x6ffff000,
DT_LOPROC = 0x70000000,
DT_HIPROC = 0x7fffffff,
// The remaining values are extensions used by GNU or Solaris.
DT_VALRNGLO = 0x6ffffd00,
DT_GNU_PRELINKED = 0x6ffffdf5,
DT_GNU_CONFLICTSZ = 0x6ffffdf6,
DT_GNU_LIBLISTSZ = 0x6ffffdf7,
DT_CHECKSUM = 0x6ffffdf8,
DT_PLTPADSZ = 0x6ffffdf9,
DT_MOVEENT = 0x6ffffdfa,
DT_MOVESZ = 0x6ffffdfb,
DT_FEATURE = 0x6ffffdfc,
DT_POSFLAG_1 = 0x6ffffdfd,
DT_SYMINSZ = 0x6ffffdfe,
DT_SYMINENT = 0x6ffffdff,
DT_VALRNGHI = 0x6ffffdff,
DT_ADDRRNGLO = 0x6ffffe00,
DT_GNU_HASH = 0x6ffffef5,
DT_TLSDESC_PLT = 0x6ffffef6,
DT_TLSDESC_GOT = 0x6ffffef7,
DT_GNU_CONFLICT = 0x6ffffef8,
DT_GNU_LIBLIST = 0x6ffffef9,
DT_CONFIG = 0x6ffffefa,
DT_DEPAUDIT = 0x6ffffefb,
DT_AUDIT = 0x6ffffefc,
DT_PLTPAD = 0x6ffffefd,
DT_MOVETAB = 0x6ffffefe,
DT_SYMINFO = 0x6ffffeff,
DT_ADDRRNGHI = 0x6ffffeff,
DT_RELACOUNT = 0x6ffffff9,
DT_RELCOUNT = 0x6ffffffa,
DT_FLAGS_1 = 0x6ffffffb,
DT_VERDEF = 0x6ffffffc,
DT_VERDEFNUM = 0x6ffffffd,
DT_VERNEED = 0x6ffffffe,
DT_VERNEEDNUM = 0x6fffffff,
DT_VERSYM = 0x6ffffff0,
DT_AUXILIARY = 0x7ffffffd,
DT_USED = 0x7ffffffe,
DT_FILTER = 0x7fffffff
};
// Flags found in the DT_FLAGS dynamic element.
enum DF
{
DF_ORIGIN = 0x1,
DF_SYMBOLIC = 0x2,
DF_TEXTREL = 0x4,
DF_BIND_NOW = 0x8,
DF_STATIC_TLS = 0x10
};
// Version numbers which appear in the vd_version field of a Verdef
// structure.
const int VER_DEF_NONE = 0;
const int VER_DEF_CURRENT = 1;
// Version numbers which appear in the vn_version field of a Verneed
// structure.
const int VER_NEED_NONE = 0;
const int VER_NEED_CURRENT = 1;
// Bit flags which appear in vd_flags of Verdef and vna_flags of
// Vernaux.
const int VER_FLG_BASE = 0x1;
const int VER_FLG_WEAK = 0x2;
// Special constants found in the SHT_GNU_versym entries.
const int VER_NDX_LOCAL = 0;
const int VER_NDX_GLOBAL = 1;
// A SHT_GNU_versym section holds 16-bit words. This bit is set if
// the symbol is hidden and can only be seen when referenced using an
// explicit version number. This is a GNU extension.
const int VERSYM_HIDDEN = 0x8000;
// This is the mask for the rest of the data in a word read from a
// SHT_GNU_versym section.
const int VERSYM_VERSION = 0x7fff;
} // End namespace elfcpp.
// Include internal details after defining the types.
#include "elfcpp_internal.h"
namespace elfcpp
{
// The offset of the ELF file header in the ELF file.
const int file_header_offset = 0;
// ELF structure sizes.
template<int size>
struct Elf_sizes
{
// Size of ELF file header.
static const int ehdr_size = sizeof(internal::Ehdr_data<size>);
// Size of ELF segment header.
static const int phdr_size = sizeof(internal::Phdr_data<size>);
// Size of ELF section header.
static const int shdr_size = sizeof(internal::Shdr_data<size>);
// Size of ELF symbol table entry.
static const int sym_size = sizeof(internal::Sym_data<size>);
// Sizes of ELF reloc entries.
static const int rel_size = sizeof(internal::Rel_data<size>);
static const int rela_size = sizeof(internal::Rela_data<size>);
// Size of ELF dynamic entry.
static const int dyn_size = sizeof(internal::Dyn_data<size>);
};
// Accessor class for the ELF file header.
template<int size, bool big_endian>
class Ehdr
{
public:
Ehdr(const unsigned char* p)
: p_(reinterpret_cast<const internal::Ehdr_data<size>*>(p))
{ }
template<typename File>
Ehdr(File* file, typename File::Location loc)
: p_(reinterpret_cast<const internal::Ehdr_data<size>*>(
file->view(loc.file_offset, loc.data_size).data()))
{ }
const unsigned char*
get_e_ident() const
{ return this->p_->e_ident; }
Elf_Half
get_e_type() const
{ return Convert<16, big_endian>::convert_host(this->p_->e_type); }
Elf_Half
get_e_machine() const
{ return Convert<16, big_endian>::convert_host(this->p_->e_machine); }
Elf_Word
get_e_version() const
{ return Convert<32, big_endian>::convert_host(this->p_->e_version); }
typename Elf_types<size>::Elf_Addr
get_e_entry() const
{ return Convert<size, big_endian>::convert_host(this->p_->e_entry); }
typename Elf_types<size>::Elf_Off
get_e_phoff() const
{ return Convert<size, big_endian>::convert_host(this->p_->e_phoff); }
typename Elf_types<size>::Elf_Off
get_e_shoff() const
{ return Convert<size, big_endian>::convert_host(this->p_->e_shoff); }
Elf_Word
get_e_flags() const
{ return Convert<32, big_endian>::convert_host(this->p_->e_flags); }
Elf_Half
get_e_ehsize() const
{ return Convert<16, big_endian>::convert_host(this->p_->e_ehsize); }
Elf_Half
get_e_phentsize() const
{ return Convert<16, big_endian>::convert_host(this->p_->e_phentsize); }
Elf_Half
get_e_phnum() const
{ return Convert<16, big_endian>::convert_host(this->p_->e_phnum); }
Elf_Half
get_e_shentsize() const
{ return Convert<16, big_endian>::convert_host(this->p_->e_shentsize); }
Elf_Half
get_e_shnum() const
{ return Convert<16, big_endian>::convert_host(this->p_->e_shnum); }
Elf_Half
get_e_shstrndx() const
{ return Convert<16, big_endian>::convert_host(this->p_->e_shstrndx); }
private:
const internal::Ehdr_data<size>* p_;
};
// Write class for the ELF file header.
template<int size, bool big_endian>
class Ehdr_write
{
public:
Ehdr_write(unsigned char* p)
: p_(reinterpret_cast<internal::Ehdr_data<size>*>(p))
{ }
void
put_e_ident(const unsigned char v[EI_NIDENT]) const
{ memcpy(this->p_->e_ident, v, EI_NIDENT); }
void
put_e_type(Elf_Half v)
{ this->p_->e_type = Convert<16, big_endian>::convert_host(v); }
void
put_e_machine(Elf_Half v)
{ this->p_->e_machine = Convert<16, big_endian>::convert_host(v); }
void
put_e_version(Elf_Word v)
{ this->p_->e_version = Convert<32, big_endian>::convert_host(v); }
void
put_e_entry(typename Elf_types<size>::Elf_Addr v)
{ this->p_->e_entry = Convert<size, big_endian>::convert_host(v); }
void
put_e_phoff(typename Elf_types<size>::Elf_Off v)
{ this->p_->e_phoff = Convert<size, big_endian>::convert_host(v); }
void
put_e_shoff(typename Elf_types<size>::Elf_Off v)
{ this->p_->e_shoff = Convert<size, big_endian>::convert_host(v); }
void
put_e_flags(Elf_Word v)
{ this->p_->e_flags = Convert<32, big_endian>::convert_host(v); }
void
put_e_ehsize(Elf_Half v)
{ this->p_->e_ehsize = Convert<16, big_endian>::convert_host(v); }
void
put_e_phentsize(Elf_Half v)
{ this->p_->e_phentsize = Convert<16, big_endian>::convert_host(v); }
void
put_e_phnum(Elf_Half v)
{ this->p_->e_phnum = Convert<16, big_endian>::convert_host(v); }
void
put_e_shentsize(Elf_Half v)
{ this->p_->e_shentsize = Convert<16, big_endian>::convert_host(v); }
void
put_e_shnum(Elf_Half v)
{ this->p_->e_shnum = Convert<16, big_endian>::convert_host(v); }
void
put_e_shstrndx(Elf_Half v)
{ this->p_->e_shstrndx = Convert<16, big_endian>::convert_host(v); }
private:
internal::Ehdr_data<size>* p_;
};
// Accessor class for an ELF section header.
template<int size, bool big_endian>
class Shdr
{
public:
Shdr(const unsigned char* p)
: p_(reinterpret_cast<const internal::Shdr_data<size>*>(p))
{ }
template<typename File>
Shdr(File* file, typename File::Location loc)
: p_(reinterpret_cast<const internal::Shdr_data<size>*>(
file->view(loc.file_offset, loc.data_size).data()))
{ }
Elf_Word
get_sh_name() const
{ return Convert<32, big_endian>::convert_host(this->p_->sh_name); }
Elf_Word
get_sh_type() const
{ return Convert<32, big_endian>::convert_host(this->p_->sh_type); }
typename Elf_types<size>::Elf_WXword
get_sh_flags() const
{ return Convert<size, big_endian>::convert_host(this->p_->sh_flags); }
typename Elf_types<size>::Elf_Addr
get_sh_addr() const
{ return Convert<size, big_endian>::convert_host(this->p_->sh_addr); }
typename Elf_types<size>::Elf_Off
get_sh_offset() const
{ return Convert<size, big_endian>::convert_host(this->p_->sh_offset); }
typename Elf_types<size>::Elf_WXword
get_sh_size() const
{ return Convert<size, big_endian>::convert_host(this->p_->sh_size); }
Elf_Word
get_sh_link() const
{ return Convert<32, big_endian>::convert_host(this->p_->sh_link); }
Elf_Word
get_sh_info() const
{ return Convert<32, big_endian>::convert_host(this->p_->sh_info); }
typename Elf_types<size>::Elf_WXword
get_sh_addralign() const
{ return
Convert<size, big_endian>::convert_host(this->p_->sh_addralign); }
typename Elf_types<size>::Elf_WXword
get_sh_entsize() const
{ return Convert<size, big_endian>::convert_host(this->p_->sh_entsize); }
private:
const internal::Shdr_data<size>* p_;
};
// Write class for an ELF section header.
template<int size, bool big_endian>
class Shdr_write
{
public:
Shdr_write(unsigned char* p)
: p_(reinterpret_cast<internal::Shdr_data<size>*>(p))
{ }
void
put_sh_name(Elf_Word v)
{ this->p_->sh_name = Convert<32, big_endian>::convert_host(v); }
void
put_sh_type(Elf_Word v)
{ this->p_->sh_type = Convert<32, big_endian>::convert_host(v); }
void
put_sh_flags(typename Elf_types<size>::Elf_WXword v)
{ this->p_->sh_flags = Convert<size, big_endian>::convert_host(v); }
void
put_sh_addr(typename Elf_types<size>::Elf_Addr v)
{ this->p_->sh_addr = Convert<size, big_endian>::convert_host(v); }
void
put_sh_offset(typename Elf_types<size>::Elf_Off v)
{ this->p_->sh_offset = Convert<size, big_endian>::convert_host(v); }
void
put_sh_size(typename Elf_types<size>::Elf_WXword v)
{ this->p_->sh_size = Convert<size, big_endian>::convert_host(v); }
void
put_sh_link(Elf_Word v)
{ this->p_->sh_link = Convert<32, big_endian>::convert_host(v); }
void
put_sh_info(Elf_Word v)
{ this->p_->sh_info = Convert<32, big_endian>::convert_host(v); }
void
put_sh_addralign(typename Elf_types<size>::Elf_WXword v)
{ this->p_->sh_addralign = Convert<size, big_endian>::convert_host(v); }
void
put_sh_entsize(typename Elf_types<size>::Elf_WXword v)
{ this->p_->sh_entsize = Convert<size, big_endian>::convert_host(v); }
private:
internal::Shdr_data<size>* p_;
};
// Accessor class for an ELF segment header.
template<int size, bool big_endian>
class Phdr
{
public:
Phdr(const unsigned char* p)
: p_(reinterpret_cast<const internal::Phdr_data<size>*>(p))
{ }
template<typename File>
Phdr(File* file, typename File::Location loc)
: p_(reinterpret_cast<internal::Phdr_data<size>*>(
file->view(loc.file_offset, loc.data_size).data()))
{ }
Elf_Word
get_p_type() const
{ return Convert<32, big_endian>::convert_host(this->p_->p_type); }
typename Elf_types<size>::Elf_Off
get_p_offset() const
{ return Convert<size, big_endian>::convert_host(this->p_->p_offset); }
typename Elf_types<size>::Elf_Addr
get_p_vaddr() const
{ return Convert<size, big_endian>::convert_host(this->p_->p_vaddr); }
typename Elf_types<size>::Elf_Addr
get_p_paddr() const
{ return Convert<size, big_endian>::convert_host(this->p_->p_paddr); }
typename Elf_types<size>::Elf_WXword
get_p_filesz() const
{ return Convert<size, big_endian>::convert_host(this->p_->p_filesz); }
typename Elf_types<size>::Elf_WXword
get_p_memsz() const
{ return Convert<size, big_endian>::convert_host(this->p_->p_memsz); }
Elf_Word
get_p_flags() const
{ return Convert<32, big_endian>::convert_host(this->p_->p_flags); }
typename Elf_types<size>::Elf_WXword
get_p_align() const
{ return Convert<size, big_endian>::convert_host(this->p_->p_align); }
private:
const internal::Phdr_data<size>* p_;
};
// Write class for an ELF segment header.
template<int size, bool big_endian>
class Phdr_write
{
public:
Phdr_write(unsigned char* p)
: p_(reinterpret_cast<internal::Phdr_data<size>*>(p))
{ }
void
put_p_type(Elf_Word v)
{ this->p_->p_type = Convert<32, big_endian>::convert_host(v); }
void
put_p_offset(typename Elf_types<size>::Elf_Off v)
{ this->p_->p_offset = Convert<size, big_endian>::convert_host(v); }
void
put_p_vaddr(typename Elf_types<size>::Elf_Addr v)
{ this->p_->p_vaddr = Convert<size, big_endian>::convert_host(v); }
void
put_p_paddr(typename Elf_types<size>::Elf_Addr v)
{ this->p_->p_paddr = Convert<size, big_endian>::convert_host(v); }
void
put_p_filesz(typename Elf_types<size>::Elf_WXword v)
{ this->p_->p_filesz = Convert<size, big_endian>::convert_host(v); }
void
put_p_memsz(typename Elf_types<size>::Elf_WXword v)
{ this->p_->p_memsz = Convert<size, big_endian>::convert_host(v); }
void
put_p_flags(Elf_Word v)
{ this->p_->p_flags = Convert<32, big_endian>::convert_host(v); }
void
put_p_align(typename Elf_types<size>::Elf_WXword v)
{ this->p_->p_align = Convert<size, big_endian>::convert_host(v); }
private:
internal::Phdr_data<size>* p_;
};
// Accessor class for an ELF symbol table entry.
template<int size, bool big_endian>
class Sym
{
public:
Sym(const unsigned char* p)
: p_(reinterpret_cast<const internal::Sym_data<size>*>(p))
{ }
template<typename File>
Sym(File* file, typename File::Location loc)
: p_(reinterpret_cast<const internal::Sym_data<size>*>(
file->view(loc.file_offset, loc.data_size).data()))
{ }
Elf_Word
get_st_name() const
{ return Convert<32, big_endian>::convert_host(this->p_->st_name); }
typename Elf_types<size>::Elf_Addr
get_st_value() const
{ return Convert<size, big_endian>::convert_host(this->p_->st_value); }
typename Elf_types<size>::Elf_WXword
get_st_size() const
{ return Convert<size, big_endian>::convert_host(this->p_->st_size); }
unsigned char
get_st_info() const
{ return this->p_->st_info; }
STB
get_st_bind() const
{ return elf_st_bind(this->get_st_info()); }
STT
get_st_type() const
{ return elf_st_type(this->get_st_info()); }
unsigned char
get_st_other() const
{ return this->p_->st_other; }
STV
get_st_visibility() const
{ return elf_st_visibility(this->get_st_other()); }
unsigned char
get_st_nonvis() const
{ return elf_st_nonvis(this->get_st_other()); }
Elf_Half
get_st_shndx() const
{ return Convert<16, big_endian>::convert_host(this->p_->st_shndx); }
private:
const internal::Sym_data<size>* p_;
};
// Writer class for an ELF symbol table entry.
template<int size, bool big_endian>
class Sym_write
{
public:
Sym_write(unsigned char* p)
: p_(reinterpret_cast<internal::Sym_data<size>*>(p))
{ }
void
put_st_name(Elf_Word v)
{ this->p_->st_name = Convert<32, big_endian>::convert_host(v); }
void
put_st_value(typename Elf_types<size>::Elf_Addr v)
{ this->p_->st_value = Convert<size, big_endian>::convert_host(v); }
void
put_st_size(typename Elf_types<size>::Elf_WXword v)
{ this->p_->st_size = Convert<size, big_endian>::convert_host(v); }
void
put_st_info(unsigned char v)
{ this->p_->st_info = v; }
void
put_st_info(STB bind, STT type)
{ this->p_->st_info = elf_st_info(bind, type); }
void
put_st_other(unsigned char v)
{ this->p_->st_other = v; }
void
put_st_other(STV vis, unsigned char nonvis)
{ this->p_->st_other = elf_st_other(vis, nonvis); }
void
put_st_shndx(Elf_Half v)
{ this->p_->st_shndx = Convert<16, big_endian>::convert_host(v); }
Sym<size, big_endian>
sym()
{ return Sym<size, big_endian>(reinterpret_cast<unsigned char*>(this->p_)); }
private:
internal::Sym_data<size>* p_;
};
// Accessor classes for an ELF REL relocation entry.
template<int size, bool big_endian>
class Rel
{
public:
Rel(const unsigned char* p)
: p_(reinterpret_cast<const internal::Rel_data<size>*>(p))
{ }
template<typename File>
Rel(File* file, typename File::Location loc)
: p_(reinterpret_cast<const internal::Rel_data<size>*>(
file->view(loc.file_offset, loc.data_size).data()))
{ }
typename Elf_types<size>::Elf_Addr
get_r_offset() const
{ return Convert<size, big_endian>::convert_host(this->p_->r_offset); }
typename Elf_types<size>::Elf_WXword
get_r_info() const
{ return Convert<size, big_endian>::convert_host(this->p_->r_info); }
private:
const internal::Rel_data<size>* p_;
};
// Writer class for an ELF Rel relocation.
template<int size, bool big_endian>
class Rel_write
{
public:
Rel_write(unsigned char* p)
: p_(reinterpret_cast<internal::Rel_data<size>*>(p))
{ }
void
put_r_offset(typename Elf_types<size>::Elf_Addr v)
{ this->p_->r_offset = Convert<size, big_endian>::convert_host(v); }
void
put_r_info(typename Elf_types<size>::Elf_WXword v)
{ this->p_->r_info = Convert<size, big_endian>::convert_host(v); }
private:
internal::Rel_data<size>* p_;
};
// Accessor class for an ELF Rela relocation.
template<int size, bool big_endian>
class Rela
{
public:
Rela(const unsigned char* p)
: p_(reinterpret_cast<const internal::Rela_data<size>*>(p))
{ }
template<typename File>
Rela(File* file, typename File::Location loc)
: p_(reinterpret_cast<const internal::Rela_data<size>*>(
file->view(loc.file_offset, loc.data_size).data()))
{ }
typename Elf_types<size>::Elf_Addr
get_r_offset() const
{ return Convert<size, big_endian>::convert_host(this->p_->r_offset); }
typename Elf_types<size>::Elf_WXword
get_r_info() const
{ return Convert<size, big_endian>::convert_host(this->p_->r_info); }
typename Elf_types<size>::Elf_Swxword
get_r_addend() const
{ return Convert<size, big_endian>::convert_host(this->p_->r_addend); }
private:
const internal::Rela_data<size>* p_;
};
// Writer class for an ELF Rela relocation.
template<int size, bool big_endian>
class Rela_write
{
public:
Rela_write(unsigned char* p)
: p_(reinterpret_cast<internal::Rela_data<size>*>(p))
{ }
void
put_r_offset(typename Elf_types<size>::Elf_Addr v)
{ this->p_->r_offset = Convert<size, big_endian>::convert_host(v); }
void
put_r_info(typename Elf_types<size>::Elf_WXword v)
{ this->p_->r_info = Convert<size, big_endian>::convert_host(v); }
void
put_r_addend(typename Elf_types<size>::Elf_Swxword v)
{ this->p_->r_addend = Convert<size, big_endian>::convert_host(v); }
private:
internal::Rela_data<size>* p_;
};
// Accessor classes for entries in the ELF SHT_DYNAMIC section aka
// PT_DYNAMIC segment.
template<int size, bool big_endian>
class Dyn
{
public:
Dyn(const unsigned char* p)
: p_(reinterpret_cast<const internal::Dyn_data<size>*>(p))
{ }
template<typename File>
Dyn(File* file, typename File::Location loc)
: p_(reinterpret_cast<const internal::Dyn_data<size>*>(
file->view(loc.file_offset, loc.data_size).data()))
{ }
typename Elf_types<size>::Elf_Swxword
get_d_tag() const
{ return Convert<size, big_endian>::convert_host(this->p_->d_tag); }
typename Elf_types<size>::Elf_WXword
get_d_val() const
{ return Convert<size, big_endian>::convert_host(this->p_->d_val); }
typename Elf_types<size>::Elf_Addr
get_d_ptr() const
{ return Convert<size, big_endian>::convert_host(this->p_->d_val); }
private:
const internal::Dyn_data<size>* p_;
};
// Accessor classes for entries in the ELF SHT_GNU_verdef section.
template<int size, bool big_endian>
class Verdef
{
public:
Verdef(const unsigned char* p)
: p_(reinterpret_cast<const internal::Verdef_data*>(p))
{ }
template<typename File>
Verdef(File* file, typename File::Location loc)
: p_(reinterpret_cast<const internal::Verdef_data*>(
file->view(loc.file_offset, loc.data_size).data()))
{ }
Elf_Half
get_vd_version() const
{ return Convert<16, big_endian>::convert_host(this->p_->vd_version); }
Elf_Half
get_vd_flags() const
{ return Convert<16, big_endian>::convert_host(this->p_->vd_flags); }
Elf_Half
get_vd_ndx() const
{ return Convert<16, big_endian>::convert_host(this->p_->vd_ndx); }
Elf_Half
get_vd_cnt() const
{ return Convert<16, big_endian>::convert_host(this->p_->vd_cnt); }
Elf_Word
get_vd_hash() const
{ return Convert<32, big_endian>::convert_host(this->p_->vd_hash); }
Elf_Word
get_vd_aux() const
{ return Convert<32, big_endian>::convert_host(this->p_->vd_aux); }
Elf_Word
get_vd_next() const
{ return Convert<32, big_endian>::convert_host(this->p_->vd_next); }
private:
const internal::Verdef_data* p_;
};
// Accessor classes for auxiliary entries in the ELF SHT_GNU_verdef
// section.
template<int size, bool big_endian>
class Verdaux
{
public:
Verdaux(const unsigned char* p)
: p_(reinterpret_cast<const internal::Verdaux_data*>(p))
{ }
template<typename File>
Verdaux(File* file, typename File::Location loc)
: p_(reinterpret_cast<const internal::Verdaux_data*>(
file->view(loc.file_offset, loc.data_size).data()))
{ }
Elf_Word
get_vda_name() const
{ return Convert<32, big_endian>::convert_host(this->p_->vda_name); }
Elf_Word
get_vda_next() const
{ return Convert<32, big_endian>::convert_host(this->p_->vda_next); }
private:
const internal::Verdaux_data* p_;
};
// Accessor classes for entries in the ELF SHT_GNU_verneed section.
template<int size, bool big_endian>
class Verneed
{
public:
Verneed(const unsigned char* p)
: p_(reinterpret_cast<const internal::Verneed_data*>(p))
{ }
template<typename File>
Verneed(File* file, typename File::Location loc)
: p_(reinterpret_cast<const internal::Verneed_data*>(
file->view(loc.file_offset, loc.data_size).data()))
{ }
Elf_Half
get_vn_version() const
{ return Convert<16, big_endian>::convert_host(this->p_->vn_version); }
Elf_Half
get_vn_cnt() const
{ return Convert<16, big_endian>::convert_host(this->p_->vn_cnt); }
Elf_Word
get_vn_file() const
{ return Convert<32, big_endian>::convert_host(this->p_->vn_file); }
Elf_Word
get_vn_aux() const
{ return Convert<32, big_endian>::convert_host(this->p_->vn_aux); }
Elf_Word
get_vn_next() const
{ return Convert<32, big_endian>::convert_host(this->p_->vn_next); }
private:
const internal::Verneed_data* p_;
};
// Accessor classes for auxiliary entries in the ELF SHT_GNU_verneed
// section.
template<int size, bool big_endian>
class Vernaux
{
public:
Vernaux(const unsigned char* p)
: p_(reinterpret_cast<const internal::Vernaux_data*>(p))
{ }
template<typename File>
Vernaux(File* file, typename File::Location loc)
: p_(reinterpret_cast<const internal::Vernaux_data*>(
file->view(loc.file_offset, loc.data_size).data()))
{ }
Elf_Word
get_vna_hash() const
{ return Convert<32, big_endian>::convert_host(this->p_->vna_hash); }
Elf_Half
get_vna_flags() const
{ return Convert<16, big_endian>::convert_host(this->p_->vna_flags); }
Elf_Half
get_vna_other() const
{ return Convert<16, big_endian>::convert_host(this->p_->vna_other); }
Elf_Word
get_vna_name() const
{ return Convert<32, big_endian>::convert_host(this->p_->vna_name); }
Elf_Word
get_vna_next() const
{ return Convert<32, big_endian>::convert_host(this->p_->vna_next); }
private:
const internal::Vernaux_data* p_;
};
} // End namespace elfcpp.
#endif // !defined(ELFPCP_H)
|