This file is indexed.

/usr/include/diet/sys/ptrace.h is in dietlibc-dev 0.33~cvs20120325-6+deb8u1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  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
#ifndef _SYS_PTRACE_H
#define _SYS_PTRACE_H

#include <sys/cdefs.h>
#include <inttypes.h>

__BEGIN_DECLS

#define PTRACE_TRACEME		   0
#define PTRACE_PEEKTEXT		   1
#define PTRACE_PEEKDATA		   2
#define PTRACE_PEEKUSR		   3
#define PTRACE_PEEKUSER		   PTRACE_PEEKUSR
#define PTRACE_POKETEXT		   4
#define PTRACE_POKEDATA		   5
#define PTRACE_POKEUSR		   6
#define PTRACE_POKEUSER		   PTRACE_POKEUSR
#define PTRACE_CONT		   7
#define PTRACE_KILL		   8
#define PTRACE_SINGLESTEP	   9

#define PTRACE_ATTACH		0x10
#define PTRACE_DETACH		0x11

#define PTRACE_SYSCALL		  24

/* 0x4200-0x4300 are reserved for architecture-independent additions.  */
#define PTRACE_SETOPTIONS	0x4200
#define PTRACE_GETEVENTMSG	0x4201
#define PTRACE_GETSIGINFO	0x4202
#define PTRACE_SETSIGINFO	0x4203

/* options set using PTRACE_SETOPTIONS */
#define PTRACE_O_TRACESYSGOOD	0x00000001
#define PTRACE_O_TRACEFORK	0x00000002
#define PTRACE_O_TRACEVFORK	0x00000004
#define PTRACE_O_TRACECLONE	0x00000008
#define PTRACE_O_TRACEEXEC	0x00000010
#define PTRACE_O_TRACEVFORKDONE	0x00000020
#define PTRACE_O_TRACEEXIT	0x00000040

#define PTRACE_O_MASK		0x0000007f

/* Wait extended result codes for the above trace options.  */
#define PTRACE_EVENT_FORK	1
#define PTRACE_EVENT_VFORK	2
#define PTRACE_EVENT_CLONE	3
#define PTRACE_EVENT_EXEC	4
#define PTRACE_EVENT_VFORK_DONE	5
#define PTRACE_EVENT_EXIT	6

#define PT_TRACE_ME		PTRACE_TRACEME
#define PT_READ_I		PTRACE_PEEKTEXT
#define PT_READ_D		PTRACE_PEEKDATA
#define PT_READ_U		PTRACE_PEEKUSER
#define PT_WRITE_I		PTRACE_POKETEXT
#define PT_WRITE_D		PTRACE_POKEDATA
#define PT_WRITE_U		PTRACE_POKEUSER
#define PT_CONTINUE		PTRACE_CONT
#define PT_KILL			PTRACE_KILL
#define PT_STEP			PTRACE_SINGLESTEP
#define PT_GETREGS		PTRACE_GETREGS
#define PT_SETREGS		PTRACE_SETREGS
#define PT_GETFPREGS		PTRACE_GETFPREGS
#define PT_SETFPREGS		PTRACE_SETFPREGS
#define PT_ATTACH		PTRACE_ATTACH
#define PT_DETACH		PTRACE_DETACH

#if defined(__i386__)
#define EBX 0
#define ECX 1
#define EDX 2
#define ESI 3
#define EDI 4
#define EBP 5
#define EAX 6
#define DS 7
#define ES 8
#define FS 9
#define GS 10
#define ORIG_EAX 11
#define EIP 12
#define CS  13
#define EFL 14
#define UESP 15
#define SS   16
#define FRAME_SIZE 17

/* this struct defines the way the registers are stored on the 
   stack during a system call. */

struct pt_regs {
  long ebx;
  long ecx;
  long edx;
  long esi;
  long edi;
  long ebp;
  long eax;
  int32_t xds;
  int32_t xes;
  long orig_eax;
  long eip;
  int32_t xcs;
  long eflags;
  long esp;
  int32_t xss;
};

/* Arbitrarily choose the same ptrace numbers as used by the Sparc code. */
#define PTRACE_GETREGS            12
#define PTRACE_SETREGS            13
#define PTRACE_GETFPREGS          14
#define PTRACE_SETFPREGS          15
#define PTRACE_GETFPXREGS         18
#define PTRACE_SETFPXREGS         19

#define PTRACE_SETOPTIONS         21

/* options set using PTRACE_SETOPTIONS */
#define PTRACE_O_TRACESYSGOOD     0x00000001

#elif defined(__x86_64__)

struct pt_regs {
	unsigned long r15;
	unsigned long r14;
	unsigned long r13;
	unsigned long r12;
	unsigned long rbp;
	unsigned long rbx;
/* arguments: non interrupts/non tracing syscalls only save upto here*/
	unsigned long r11;
	unsigned long r10;
	unsigned long r9;
	unsigned long r8;
	unsigned long rax;
	unsigned long rcx;
	unsigned long rdx;
	unsigned long rsi;
	unsigned long rdi;
	unsigned long orig_rax;
/* end of arguments */
/* cpu exception frame or undefined */
	unsigned long rip;
	unsigned long cs;
	unsigned long eflags;
	unsigned long rsp;
	unsigned long ss;
/* top of stack page */
};

#elif defined(__s390__)

#define PT_PSWMASK  0x00
#define PT_PSWADDR  0x04
#define PT_GPR0     0x08
#define PT_GPR1     0x0C
#define PT_GPR2     0x10
#define PT_GPR3     0x14
#define PT_GPR4     0x18
#define PT_GPR5     0x1C
#define PT_GPR6     0x20
#define PT_GPR7     0x24
#define PT_GPR8     0x28
#define PT_GPR9     0x2C
#define PT_GPR10    0x30
#define PT_GPR11    0x34
#define PT_GPR12    0x38
#define PT_GPR13    0x3C
#define PT_GPR14    0x40
#define PT_GPR15    0x44
#define PT_ACR0     0x48
#define PT_ACR1     0x4C
#define PT_ACR2     0x50
#define PT_ACR3     0x54
#define PT_ACR4	    0x58
#define PT_ACR5	    0x5C
#define PT_ACR6	    0x60
#define PT_ACR7	    0x64
#define PT_ACR8	    0x68
#define PT_ACR9	    0x6C
#define PT_ACR10    0x70
#define PT_ACR11    0x74
#define PT_ACR12    0x78
#define PT_ACR13    0x7C
#define PT_ACR14    0x80
#define PT_ACR15    0x84
#define PT_ORIGGPR2 0x88
#define PT_FPC	    0x90
#define PT_FPR0_HI  0x98
#define PT_FPR0_LO  0x9C
#define PT_FPR1_HI  0xA0
#define PT_FPR1_LO  0xA4
#define PT_FPR2_HI  0xA8
#define PT_FPR2_LO  0xAC
#define PT_FPR3_HI  0xB0
#define PT_FPR3_LO  0xB4
#define PT_FPR4_HI  0xB8
#define PT_FPR4_LO  0xBC
#define PT_FPR5_HI  0xC0
#define PT_FPR5_LO  0xC4
#define PT_FPR6_HI  0xC8
#define PT_FPR6_LO  0xCC
#define PT_FPR7_HI  0xD0
#define PT_FPR7_LO  0xD4
#define PT_FPR8_HI  0xD8
#define PT_FPR8_LO  0XDC
#define PT_FPR9_HI  0xE0
#define PT_FPR9_LO  0xE4
#define PT_FPR10_HI 0xE8
#define PT_FPR10_LO 0xEC
#define PT_FPR11_HI 0xF0
#define PT_FPR11_LO 0xF4
#define PT_FPR12_HI 0xF8
#define PT_FPR12_LO 0xFC
#define PT_FPR13_HI 0x100
#define PT_FPR13_LO 0x104
#define PT_FPR14_HI 0x108
#define PT_FPR14_LO 0x10C
#define PT_FPR15_HI 0x110
#define PT_FPR15_LO 0x114
#define PT_CR_9	    0x118
#define PT_CR_10    0x11C
#define PT_CR_11    0x120
#define PT_IEEE_IP  0x13C
#define PT_LASTOFF  PT_IEEE_IP
#define PT_ENDREGS  0x140-1

#define NUM_GPRS	16
#define NUM_FPRS	16
#define NUM_CRS		16
#define NUM_ACRS	16
#define GPR_SIZE	4
#define FPR_SIZE	8
#define FPC_SIZE	4
#define FPC_PAD_SIZE	4 /* gcc insists on aligning the fpregs */
#define CR_SIZE		4
#define ACR_SIZE	4

#define STACK_FRAME_OVERHEAD	96	/* size of minimum stack frame */

/* this typedef defines how a Program Status Word looks like */
typedef struct {
        uint32_t   mask;
        uint32_t   addr;
} psw_t __attribute__ ((__aligned__(8)));

typedef union
{
	float   f;
	double  d;
        uint64_t   ui;
	struct
	{
		uint32_t hi;
		uint32_t lo;
	} fp;
} freg_t;

typedef struct
{
	uint32_t   fpc;
	freg_t  fprs[NUM_FPRS];              
} s390_fp_regs;

#define FPC_EXCEPTION_MASK      0xF8000000
#define FPC_FLAGS_MASK          0x00F80000
#define FPC_DXC_MASK            0x0000FF00
#define FPC_RM_MASK             0x00000003
#define FPC_VALID_MASK          0xF8F8FF03

typedef struct
{
	psw_t psw;
	uint32_t gprs[NUM_GPRS];
	uint32_t acrs[NUM_ACRS];
	uint32_t orig_gpr2;
} s390_regs;

struct pt_regs 
{
	psw_t psw;
	uint32_t gprs[NUM_GPRS];
	uint32_t acrs[NUM_ACRS];
	uint32_t orig_gpr2;
	uint32_t trap;
        uint32_t old_ilc;
};

typedef struct
{
	uint32_t cr[3];
} per_cr_words  __attribute__((__packed__));

#define PER_EM_MASK 0xE8000000

typedef uint32_t addr_t;

typedef	struct
{
	uint32_t em_branching          : 1;
	uint32_t em_instruction_fetch  : 1;
	/*
	 * Switching on storage alteration automatically fixes
	 * the storage alteration event bit in the users std.
	 */
	uint32_t em_storage_alteration : 1;
	uint32_t em_gpr_alt_unused     : 1;
	uint32_t em_store_real_address : 1;
	uint32_t                       : 3;
	uint32_t branch_addr_ctl       : 1;
	uint32_t                       : 1;
	uint32_t storage_alt_space_ctl : 1;
	uint32_t                       : 21;
	addr_t   starting_addr;
	addr_t   ending_addr;
} per_cr_bits  __attribute__((__packed__));

typedef struct
{
	uint16_t          perc_atmid;          /* 0x096 */
	uint32_t          address;             /* 0x098 */
	uint8_t           access_id;           /* 0x0a1 */
} per_lowcore_words  __attribute__((__packed__));

typedef struct
{
	uint32_t perc_branching          : 1; /* 0x096 */
	uint32_t perc_instruction_fetch  : 1;
	uint32_t perc_storage_alteration : 1;
	uint32_t perc_gpr_alt_unused     : 1;
	uint32_t perc_store_real_address : 1;
	uint32_t                         : 4;
	uint32_t atmid_validity_bit      : 1;
	uint32_t atmid_psw_bit_32        : 1;
	uint32_t atmid_psw_bit_5         : 1;
	uint32_t atmid_psw_bit_16        : 1;
	uint32_t atmid_psw_bit_17        : 1;
	uint32_t si                      : 2;
	addr_t   address;                     /* 0x098 */
	uint32_t                         : 4; /* 0x0a1 */
	uint32_t access_id               : 4;
} per_lowcore_bits __attribute__((__packed__));

typedef struct
{
	union {
		per_cr_words   words;
		per_cr_bits    bits;
	} control_regs  __attribute__((__packed__));
	/*
	 * Use these flags instead of setting em_instruction_fetch
	 * directly they are used so that single stepping can be
	 * switched on & off while not affecting other tracing
	 */
	uint32_t  single_step       : 1;
	uint32_t  instruction_fetch : 1;
	uint32_t                    : 30;
	/*
	 * These addresses are copied into cr10 & cr11 if single
	 * stepping is switched off
	 */
	uint32_t     starting_addr;
	uint32_t     ending_addr;
	union {
		per_lowcore_words words;
		per_lowcore_bits  bits;
	} lowcore; 
} per_struct __attribute__((__packed__));

typedef struct
{
	uint32_t  len;
	addr_t kernel_addr;
	addr_t process_addr;
} ptrace_area;

/*
 * S/390 specific non posix ptrace requests. I chose unusual values so
 * they are unlikely to clash with future ptrace definitions.
 */
#define PTRACE_PEEKUSR_AREA           0x5000
#define PTRACE_POKEUSR_AREA           0x5001
#define PTRACE_PEEKTEXT_AREA	      0x5002
#define PTRACE_PEEKDATA_AREA	      0x5003
#define PTRACE_POKETEXT_AREA	      0x5004
#define PTRACE_POKEDATA_AREA 	      0x5005
/*
 * PT_PROT definition is loosely based on hppa bsd definition in
 * gdb/hppab-nat.c
 */
#define PTRACE_PROT                       21

typedef enum
{
	ptprot_set_access_watchpoint,
	ptprot_set_write_watchpoint,
	ptprot_disable_watchpoint
} ptprot_flags;

typedef struct
{
	addr_t           lowaddr;
	addr_t           hiaddr;
	ptprot_flags     prot;
} ptprot_area;                     

/* Sequence of bytes for breakpoint illegal instruction.  */
#define S390_BREAKPOINT     {0x0,0x1}
#define S390_BREAKPOINT_U16 ((uint16_t)0x0001)
#define S390_SYSCALL_OPCODE ((uint16_t)0x0a00)
#define S390_SYSCALL_SIZE   2

/*
 * The user_regs_struct defines the way the user registers are
 * store on the stack for signal handling.
 */
struct user_regs_struct
{
	psw_t psw;
	uint32_t gprs[NUM_GPRS];
	uint32_t acrs[NUM_ACRS];
	uint32_t orig_gpr2;
	s390_fp_regs fp_regs;
	/*
	 * These per registers are in here so that gdb can modify them
	 * itself as there is no "official" ptrace interface for hardware
	 * watchpoints. This is the way intel does it.
	 */
	per_struct per_info;
	addr_t  ieee_instruction_pointer; 
	/* Used to give failing instruction back to user for ieee exceptions */
};

#elif defined(__arm__)

/* this assumes armv */
#define USR26_MODE	0x00
#define FIQ26_MODE	0x01
#define IRQ26_MODE	0x02
#define SVC26_MODE	0x03
#define USR_MODE	0x10
#define FIQ_MODE	0x11
#define IRQ_MODE	0x12
#define SVC_MODE	0x13
#define ABT_MODE	0x17
#define UND_MODE	0x1b
#define SYSTEM_MODE	0x1f
#define MODE_MASK	0x1f
#define T_BIT		0x20
#define F_BIT		0x40
#define I_BIT		0x80
#define CC_V_BIT	(1 << 28)
#define CC_C_BIT	(1 << 29)
#define CC_Z_BIT	(1 << 30)
#define CC_N_BIT	(1 << 31)
#define PCMASK		0

struct pt_regs {
	long uregs[18];
};

#define ARM_cpsr	uregs[16]
#define ARM_pc		uregs[15]
#define ARM_lr		uregs[14]
#define ARM_sp		uregs[13]
#define ARM_ip		uregs[12]
#define ARM_fp		uregs[11]
#define ARM_r10		uregs[10]
#define ARM_r9		uregs[9]
#define ARM_r8		uregs[8]
#define ARM_r7		uregs[7]
#define ARM_r6		uregs[6]
#define ARM_r5		uregs[5]
#define ARM_r4		uregs[4]
#define ARM_r3		uregs[3]
#define ARM_r2		uregs[2]
#define ARM_r1		uregs[1]
#define ARM_r0		uregs[0]
#define ARM_ORIG_r0	uregs[17]

#elif defined(__alpha__)

struct pt_regs {
  unsigned long r0;
  unsigned long r1;
  unsigned long r2;
  unsigned long r3;
  unsigned long r4;
  unsigned long r5;
  unsigned long r6;
  unsigned long r7;
  unsigned long r8;
  unsigned long r19;
  unsigned long r20;
  unsigned long r21;
  unsigned long r22;
  unsigned long r23;
  unsigned long r24;
  unsigned long r25;
  unsigned long r26;
  unsigned long r27;
  unsigned long r28;
  unsigned long hae;
/* JRP - These are the values provided to a0-a2 by PALcode */
  unsigned long trap_a0;
  unsigned long trap_a1;
  unsigned long trap_a2;
/* These are saved by PAL-code: */
  unsigned long ps;
  unsigned long pc;
  unsigned long gp;
  unsigned long r16;
  unsigned long r17;
  unsigned long r18;
};

struct switch_stack {
  unsigned long r9;
  unsigned long r10;
  unsigned long r11;
  unsigned long r12;
  unsigned long r13;
  unsigned long r14;
  unsigned long r15;
  unsigned long r26;
  unsigned long fp[32];	/* fp[31] is fpcr */
};

#elif defined(__mips__)

/* 0 - 31 are integer registers, 32 - 63 are fp registers.  */
#define FPR_BASE	32
#define PC		64
#define CAUSE		65
#define BADVADDR	66
#define MMHI		67
#define MMLO		68
#define FPC_CSR		69
#define FPC_EIR		70

struct pt_regs {
  /* Pad bytes for argument save space on the stack. */
  unsigned long pad0[6];
  /* Saved main processor registers. */
  unsigned long regs[32];
  /* Other saved registers. */
  unsigned long lo;
  unsigned long hi;
  /* saved cp0 registers */
  unsigned long cp0_epc;
  unsigned long cp0_badvaddr;
  unsigned long cp0_status;
  unsigned long cp0_cause;
};

#elif defined(__sparc__)

struct pt_regs {
  unsigned long psr;
  unsigned long pc;
  unsigned long npc;
  unsigned long y;
  unsigned long u_regs[16]; /* globals and ins */
};

#define UREG_G0        0
#define UREG_G1        1
#define UREG_G2        2
#define UREG_G3        3
#define UREG_G4        4
#define UREG_G5        5
#define UREG_G6        6
#define UREG_G7        7
#define UREG_I0        8
#define UREG_I1        9
#define UREG_I2        10
#define UREG_I3        11
#define UREG_I4        12
#define UREG_I5        13
#define UREG_I6        14
#define UREG_I7        15
#define UREG_WIM       UREG_G0
#define UREG_FADDR     UREG_G0
#define UREG_FP        UREG_I6
#define UREG_RETPC     UREG_I7

/* A register window */
struct reg_window {
  unsigned long locals[8];
  unsigned long ins[8];
};

/* A Sparc stack frame */
struct sparc_stackf {
  unsigned long locals[8];
  unsigned long ins[6];
  struct sparc_stackf *fp;
  unsigned long callers_pc;
  char *structptr;
  unsigned long xargs[6];
  unsigned long xxargs[1];
};

#define TRACEREG_SZ   sizeof(struct pt_regs)
#define STACKFRAME_SZ sizeof(struct sparc_stackf)
#define REGWIN_SZ     sizeof(struct reg_window)

/* These are for pt_regs. */
#define PT_PSR    0x0
#define PT_PC     0x4
#define PT_NPC    0x8
#define PT_Y      0xc
#define PT_G0     0x10
#define PT_WIM    PT_G0
#define PT_G1     0x14
#define PT_G2     0x18
#define PT_G3     0x1c
#define PT_G4     0x20
#define PT_G5     0x24
#define PT_G6     0x28
#define PT_G7     0x2c
#define PT_I0     0x30
#define PT_I1     0x34
#define PT_I2     0x38
#define PT_I3     0x3c
#define PT_I4     0x40
#define PT_I5     0x44
#define PT_I6     0x48
#define PT_FP     PT_I6
#define PT_I7     0x4c

/* Reg_window offsets */
#define RW_L0     0x00
#define RW_L1     0x04
#define RW_L2     0x08
#define RW_L3     0x0c
#define RW_L4     0x10
#define RW_L5     0x14
#define RW_L6     0x18
#define RW_L7     0x1c
#define RW_I0     0x20
#define RW_I1     0x24
#define RW_I2     0x28
#define RW_I3     0x2c
#define RW_I4     0x30
#define RW_I5     0x34
#define RW_I6     0x38
#define RW_I7     0x3c

/* Stack_frame offsets */
#define SF_L0     0x00
#define SF_L1     0x04
#define SF_L2     0x08
#define SF_L3     0x0c
#define SF_L4     0x10
#define SF_L5     0x14
#define SF_L6     0x18
#define SF_L7     0x1c
#define SF_I0     0x20
#define SF_I1     0x24
#define SF_I2     0x28
#define SF_I3     0x2c
#define SF_I4     0x30
#define SF_I5     0x34
#define SF_FP     0x38
#define SF_PC     0x3c
#define SF_RETP   0x40
#define SF_XARG0  0x44
#define SF_XARG1  0x48
#define SF_XARG2  0x4c
#define SF_XARG3  0x50
#define SF_XARG4  0x54
#define SF_XARG5  0x58
#define SF_XXARG  0x5c

/* Stuff for the ptrace system call */
#define PTRACE_SUNATTACH	  10
#define PTRACE_SUNDETACH	  11
#define PTRACE_GETREGS            12
#define PTRACE_SETREGS            13
#define PTRACE_GETFPREGS          14
#define PTRACE_SETFPREGS          15
#define PTRACE_READDATA           16
#define PTRACE_WRITEDATA          17
#define PTRACE_READTEXT           18
#define PTRACE_WRITETEXT          19
#define PTRACE_GETFPAREGS         20
#define PTRACE_SETFPAREGS         21

#define PTRACE_GETUCODE           29  /* stupid bsd-ism */

#elif defined(__powerpc__) || defined (__powerpc64__)

#include <asm/sigcontext.h>

#elif defined(__hppa__)

#include <inttypes.h>

struct pt_regs {
	unsigned long gr[32];	/* PSW is in gr[0] */
	uint64_t fr[32];
	unsigned long sr[ 8];
	unsigned long iasq[2];
	unsigned long iaoq[2];
	unsigned long cr27;
	unsigned long pad0;     /* available for other uses */
	unsigned long orig_r28;
	unsigned long ksp;
	unsigned long kpc;
	unsigned long sar;	/* CR11 */
	unsigned long iir;	/* CR19 */
	unsigned long isr;	/* CR20 */
	unsigned long ior;	/* CR21 */
	unsigned long ipsw;	/* CR22 */
};

#define PTRACE_SINGLEBLOCK	12	/* resume execution until next branch */
#define PTRACE_GETSIGINFO	13	/* get child's siginfo structure */
#define PTRACE_SETSIGINFO	14	/* set child's siginfo structure */

#elif defined(__ia64__)

struct ia64_fpreg {
  union {
    unsigned long bits[2];
  } u;
} __attribute__ ((__aligned__ (16)));

struct pt_regs {
	unsigned long cr_ipsr;		/* interrupted task's psr */
	unsigned long cr_iip;		/* interrupted task's instruction pointer */
	unsigned long cr_ifs;		/* interrupted task's function state */
	unsigned long ar_unat;		/* interrupted task's NaT register (preserved) */ 
	unsigned long ar_pfs;		/* prev function state  */
	unsigned long ar_rsc;		/* RSE configuration */
	unsigned long ar_rnat;		/* RSE NaT */ 
	unsigned long ar_bspstore;	/* RSE bspstore */
	unsigned long pr;		/* 64 predicate registers (1 bit each) */
	unsigned long b6;		/* scratch */
	unsigned long loadrs;		/* size of dirty partition << 16 */
	unsigned long r1;		/* the gp pointer */
	unsigned long r2;		/* scratch */
	unsigned long r3;		/* scratch */
	unsigned long r12;		/* interrupted task's memory stack pointer */
	unsigned long r13;		/* thread pointer */
	unsigned long r14;		/* scratch */
	unsigned long r15;		/* scratch */
	unsigned long r8;		/* scratch (return value register 0) */
	unsigned long r9;		/* scratch (return value register 1) */
	unsigned long r10;		/* scratch (return value register 2) */
	unsigned long r11;		/* scratch (return value register 3) */
	unsigned long r16;		/* scratch */
	unsigned long r17;		/* scratch */
	unsigned long r18;		/* scratch */
	unsigned long r19;		/* scratch */
	unsigned long r20;		/* scratch */
	unsigned long r21;		/* scratch */
	unsigned long r22;		/* scratch */
	unsigned long r23;		/* scratch */
	unsigned long r24;		/* scratch */
	unsigned long r25;		/* scratch */
	unsigned long r26;		/* scratch */
	unsigned long r27;		/* scratch */
	unsigned long r28;		/* scratch */
	unsigned long r29;		/* scratch */
	unsigned long r30;		/* scratch */
	unsigned long r31;		/* scratch */
	unsigned long ar_ccv;		/* compare/exchange value (scratch) */
	unsigned long ar_fpsr;		/* floating point status (preserved) */
	unsigned long b0;		/* return pointer (bp) */
	unsigned long b7;		/* scratch */
	struct ia64_fpreg f6;		/* scratch */
	struct ia64_fpreg f7;		/* scratch */
	struct ia64_fpreg f8;		/* scratch */
	struct ia64_fpreg f9;		/* scratch */
};

struct switch_stack {
	unsigned long caller_unat;	/* user NaT collection register (preserved) */ 
	unsigned long ar_fpsr;		/* floating-point status register */

	struct ia64_fpreg f2;		/* preserved */
	struct ia64_fpreg f3;		/* preserved */
	struct ia64_fpreg f4;		/* preserved */
	struct ia64_fpreg f5;		/* preserved */

	struct ia64_fpreg f10;		/* scratch, but untouched by kernel */
	struct ia64_fpreg f11;		/* scratch, but untouched by kernel */
	struct ia64_fpreg f12;		/* scratch, but untouched by kernel */
	struct ia64_fpreg f13;		/* scratch, but untouched by kernel */
	struct ia64_fpreg f14;		/* scratch, but untouched by kernel */
	struct ia64_fpreg f15;		/* scratch, but untouched by kernel */
	struct ia64_fpreg f16;		/* preserved */
	struct ia64_fpreg f17;		/* preserved */
	struct ia64_fpreg f18;		/* preserved */
	struct ia64_fpreg f19;		/* preserved */
	struct ia64_fpreg f20;		/* preserved */
	struct ia64_fpreg f21;		/* preserved */
	struct ia64_fpreg f22;		/* preserved */
	struct ia64_fpreg f23;		/* preserved */
	struct ia64_fpreg f24;		/* preserved */
	struct ia64_fpreg f25;		/* preserved */
	struct ia64_fpreg f26;		/* preserved */
	struct ia64_fpreg f27;		/* preserved */
	struct ia64_fpreg f28;		/* preserved */
	struct ia64_fpreg f29;		/* preserved */
	struct ia64_fpreg f30;		/* preserved */
	struct ia64_fpreg f31;		/* preserved */

	unsigned long r4;		/* preserved */
	unsigned long r5;		/* preserved */
	unsigned long r6;		/* preserved */
	unsigned long r7;		/* preserved */

	unsigned long b0;		/* so we can force a direct return in copy_thread */
	unsigned long b1;
	unsigned long b2;
	unsigned long b3;
	unsigned long b4;
	unsigned long b5;

	unsigned long ar_pfs;		/* previous function state */
	unsigned long ar_lc;		/* loop counter (preserved) */
	unsigned long ar_unat;		/* NaT bits for r4-r7 */
	unsigned long ar_rnat;		/* RSE NaT collection register */ 
	unsigned long ar_bspstore;	/* RSE dirty base (preserved) */
	unsigned long pr;		/* 64 predicate registers (1 bit each) */
};

#endif

extern long int ptrace(int request, ...) __THROW;

__END_DECLS

#endif