*/
/*
- * Copyright 2006 Sun Microsystems, Inc. All rights reserved.
+ * Portions copyright (c) 2011, Joyent, Inc. All rights reserved.
+ */
+
+/*
+ * Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _SYS_DTRACE_H
#define _SYS_DTRACE_H
-/* #pragma ident "@(#)dtrace.h 1.32 06/08/07 SMI" */
+/* #pragma ident "@(#)dtrace.h 1.37 07/06/05 SMI" */
#ifdef __cplusplus
extern "C" {
#include <sys/int_limits.h>
#else /* is Apple Mac OS X */
+#if defined(__LP64__)
+#if !defined(_LP64)
+#define _LP64 /* Solaris vs. Darwin */
+#endif
+#else
+#if !defined(_ILP32)
+#define _ILP32 /* Solaris vs. Darwin */
+#endif
+#endif
+
#ifdef KERNEL
#ifndef _KERNEL
#define _KERNEL /* Solaris vs. Darwin */
#define P2ROUNDUP(x, align) (-(-(x) & -(align)))
#define CTF_MODEL_ILP32 1 /* object data model is ILP32 */
+#define CTF_MODEL_LP64 2 /* object data model is LP64 */
+#ifdef __LP64__
+#define CTF_MODEL_NATIVE CTF_MODEL_LP64
+#else
#define CTF_MODEL_NATIVE CTF_MODEL_ILP32
+#endif
typedef uint8_t uchar_t;
typedef uint16_t ushort_t;
typedef uint32_t uint_t;
-typedef uint32_t ulong_t;
+typedef unsigned long ulong_t;
typedef uint64_t u_longlong_t;
typedef int64_t longlong_t;
typedef int64_t off64_t;
typedef enum { B_FALSE = 0, B_TRUE = 1 } _dtrace_boolean;
+typedef uint8_t UUID[16]; /* For modctl use in dtrace.h */
+
struct modctl; /* In lieu of Solaris <sys/modctl.h> */
/* NOTHING */ /* In lieu of Solaris <sys/processor.h> */
#include <sys/ioctl.h> /* In lieu of Solaris <sys/systm.h> */
#include <stdarg.h>
typedef va_list __va_list;
-#define proc_t struct proc
+/* Solaris proc_t is the struct. Darwin's proc_t is a pointer to it. */
+#define proc_t struct proc /* Steer clear of the Darwin typedef for proc_t */
#endif /* __APPLE__ */
/*
#define DIF_VAR_UID 0x011e /* process user ID */
#define DIF_VAR_GID 0x011f /* process group ID */
#define DIF_VAR_ERRNO 0x0120 /* thread errno */
+#if defined(__APPLE__)
+#define DIF_VAR_PTHREAD_SELF 0x0200 /* Apple specific PTHREAD_SELF (Not currently supported!) */
+#define DIF_VAR_DISPATCHQADDR 0x0201 /* Apple specific dispatch queue addr */
+#endif /* __APPLE __ */
#define DIF_SUBR_RAND 0
#define DIF_SUBR_MUTEX_OWNED 1
#define DIF_SUBR_SUBSTR 32
#define DIF_SUBR_INDEX 33
#define DIF_SUBR_RINDEX 34
-#define DIF_SUBR_CHUD 35
+#define DIF_SUBR_HTONS 35
+#define DIF_SUBR_HTONL 36
+#define DIF_SUBR_HTONLL 37
+#define DIF_SUBR_NTOHS 38
+#define DIF_SUBR_NTOHL 39
+#define DIF_SUBR_NTOHLL 40
+#define DIF_SUBR_INET_NTOP 41
+#define DIF_SUBR_INET_NTOA 42
+#define DIF_SUBR_INET_NTOA6 43
+#if !defined(__APPLE__)
+
+#define DIF_SUBR_MAX 43 /* max subroutine value */
+#else
+#define DIF_SUBR_COREPROFILE 44
-#define DIF_SUBR_MAX 35 /* max subroutine value */
+#define DIF_SUBR_MAX 44 /* max subroutine value */
+#endif /* __APPLE__ */
typedef uint32_t dif_instr_t;
#define DTRACEACT_PRINTA 4 /* printa() action */
#define DTRACEACT_LIBACT 5 /* library-controlled action */
+#if defined(__APPLE__)
+#define DTRACEACT_APPLEBINARY 50 /* Apple DT perf. tool action */
+#endif /* __APPLE__ */
+
#define DTRACEACT_PROC 0x0100
#define DTRACEACT_USTACK (DTRACEACT_PROC + 1)
#define DTRACEACT_JSTACK (DTRACEACT_PROC + 2)
#define DTRACEACT_RAISE (DTRACEACT_PROC_DESTRUCTIVE + 2)
#define DTRACEACT_SYSTEM (DTRACEACT_PROC_DESTRUCTIVE + 3)
#define DTRACEACT_FREOPEN (DTRACEACT_PROC_DESTRUCTIVE + 4)
+
+#if defined(__APPLE__)
+/*
+ * Dtrace stop() will task_suspend the currently running process.
+ * Dtrace pidresume(pid) will task_resume it.
+ */
+
+#define DTRACEACT_PIDRESUME (DTRACEACT_PROC_DESTRUCTIVE + 50)
+#endif /* __APPLE__ */
#define DTRACEACT_PROC_CONTROL 0x0300
#define DTRACEAGG_STDDEV (DTRACEACT_AGGREGATION + 6)
#define DTRACEAGG_QUANTIZE (DTRACEACT_AGGREGATION + 7)
#define DTRACEAGG_LQUANTIZE (DTRACEACT_AGGREGATION + 8)
+#define DTRACEAGG_LLQUANTIZE (DTRACEACT_AGGREGATION + 9)
#define DTRACEACT_ISAGG(x) \
(DTRACEACT_CLASS(x) == DTRACEACT_AGGREGATION)
+#if !defined(__APPLE__) /* Quiet compiler warning. */
#define DTRACE_QUANTIZE_NBUCKETS \
(((sizeof (uint64_t) * NBBY) - 1) * 2 + 1)
#define DTRACE_QUANTIZE_ZEROBUCKET ((sizeof (uint64_t) * NBBY) - 1)
+#else
+#define DTRACE_QUANTIZE_NBUCKETS \
+ (int)(((sizeof (uint64_t) * NBBY) - 1) * 2 + 1)
+
+#define DTRACE_QUANTIZE_ZEROBUCKET (int64_t)((sizeof (uint64_t) * NBBY) - 1)
+#endif /* __APPLE __*/
#define DTRACE_QUANTIZE_BUCKETVAL(buck) \
(int64_t)((buck) < DTRACE_QUANTIZE_ZEROBUCKET ? \
(int32_t)(((x) & DTRACE_LQUANTIZE_BASEMASK) >> \
DTRACE_LQUANTIZE_BASESHIFT)
+#define DTRACE_LLQUANTIZE_FACTORSHIFT 48
+#define DTRACE_LLQUANTIZE_FACTORMASK ((uint64_t)UINT16_MAX << 48)
+#define DTRACE_LLQUANTIZE_LOWSHIFT 32
+#define DTRACE_LLQUANTIZE_LOWMASK ((uint64_t)UINT16_MAX << 32)
+#define DTRACE_LLQUANTIZE_HIGHSHIFT 16
+#define DTRACE_LLQUANTIZE_HIGHMASK ((uint64_t)UINT16_MAX << 16)
+#define DTRACE_LLQUANTIZE_NSTEPSHIFT 0
+#define DTRACE_LLQUANTIZE_NSTEPMASK UINT16_MAX
+
+#define DTRACE_LLQUANTIZE_FACTOR(x) \
+ (uint16_t)(((x) & DTRACE_LLQUANTIZE_FACTORMASK) >> \
+ DTRACE_LLQUANTIZE_FACTORSHIFT)
+
+#define DTRACE_LLQUANTIZE_LOW(x) \
+ (uint16_t)(((x) & DTRACE_LLQUANTIZE_LOWMASK) >> \
+ DTRACE_LLQUANTIZE_LOWSHIFT)
+
+#define DTRACE_LLQUANTIZE_HIGH(x) \
+ (uint16_t)(((x) & DTRACE_LLQUANTIZE_HIGHMASK) >> \
+ DTRACE_LLQUANTIZE_HIGHSHIFT)
+
+#define DTRACE_LLQUANTIZE_NSTEPS(x) \
+ (uint16_t)(((x) & DTRACE_LLQUANTIZE_NSTEPMASK) >> \
+ DTRACE_LLQUANTIZE_NSTEPSHIFT)
+
#define DTRACE_USTACK_NFRAMES(x) (uint32_t)((x) & UINT32_MAX)
#define DTRACE_USTACK_STRSIZE(x) (uint32_t)((x) >> 32)
#define DTRACE_USTACK_ARG(x, y) \
((((uint64_t)(y)) << 32) | ((x) & UINT32_MAX))
+#if !defined(__APPLE__)
+
#ifndef _LP64
#ifndef _LITTLE_ENDIAN
#define DTRACE_PTR(type, name) uint32_t name##pad; type *name
#define DTRACE_PTR(type, name) type *name
#endif
+#else
+
+#ifndef _LP64
+#define DTRACE_PTR(type, name) user_addr_t name
+#else
+#define DTRACE_PTR(type, name) type *name
+#endif
+
+#endif /* __APPLE__ */
+
/*
* DTrace Object Format (DOF)
*
#define DOF_VERSION_1 1 /* DOF version 1: Solaris 10 FCS */
#define DOF_VERSION_2 2 /* DOF version 2: Solaris Express 6/06 */
+#if !defined(__APPLE__)
+#define DOF_VERSION DOF_VERSION_2 /* Latest DOF version */
+#else
#define DOF_VERSION_3 3 /* DOF version 3: Minimum version for Leopard */
#define DOF_VERSION DOF_VERSION_3 /* Latest DOF version */
+#endif /* __APPLE__ */
#define DOF_FL_VALID 0 /* mask of all valid dofh_flags bits */
#define DTRACEOPT_AGGSORTREV 24 /* reverse-sort aggregations */
#define DTRACEOPT_AGGSORTPOS 25 /* agg. position to sort on */
#define DTRACEOPT_AGGSORTKEYPOS 26 /* agg. key position to sort on */
-#if defined(__APPLE__)
+#if !defined(__APPLE__)
+#define DTRACEOPT_MAX 27 /* number of options */
+#else
#define DTRACEOPT_STACKSYMBOLS 27 /* clear to prevent stack symbolication */
#define DTRACEOPT_MAX 28 /* number of options */
-#else
-#define DTRACEOPT_MAX 27 /* number of options */
-#endif
+#endif /* __APPLE__ */
#define DTRACEOPT_UNSET (dtrace_optval_t)-2 /* unset option */
#define DTRACEFLT_KPRIV 6 /* Illegal kernel access */
#define DTRACEFLT_UPRIV 7 /* Illegal user access */
#define DTRACEFLT_TUPOFLOW 8 /* Tuple stack overflow */
+#define DTRACEFLT_BADSTACK 9 /* Bad stack */
#define DTRACEFLT_LIBRARY 1000 /* Library-level fault */
#define DTRACEIOC_FORMAT (DTRACEIOC | 16) /* get format str */
#define DTRACEIOC_DOFGET (DTRACEIOC | 17) /* get DOF */
#define DTRACEIOC_REPLICATE (DTRACEIOC | 18) /* replicate enab */
+#define DTRACEIOC_MODUUIDSLIST (DTRACEIOC | 30) /* APPLE ONLY, query for modules with missing symbols */
+#define DTRACEIOC_PROVMODSYMS (DTRACEIOC | 31) /* APPLE ONLY, provide missing symbols for a given module */
+
+/*
+ * The following structs are used to provide symbol information to the kernel from userspace.
+ */
+
+typedef struct dtrace_symbol {
+ uint64_t dtsym_addr; /* address of the symbol */
+ uint64_t dtsym_size; /* size of the symbol, must be uint64_t to maintain alignment when called by 64b uproc in i386 kernel */
+ char dtsym_name[DTRACE_FUNCNAMELEN]; /* symbol name */
+} dtrace_symbol_t;
+
+typedef struct dtrace_module_symbols {
+ UUID dtmodsyms_uuid;
+ uint64_t dtmodsyms_count;
+ dtrace_symbol_t dtmodsyms_symbols[1];
+} dtrace_module_symbols_t;
+
+#define DTRACE_MODULE_SYMBOLS_SIZE(count) (sizeof(dtrace_module_symbols_t) + ((count - 1) * sizeof(dtrace_symbol_t)))
+
+typedef struct dtrace_module_uuids_list {
+ uint64_t dtmul_count;
+ UUID dtmul_uuid[1];
+} dtrace_module_uuids_list_t;
+
+#define DTRACE_MODULE_UUIDS_LIST_SIZE(count) (sizeof(dtrace_module_uuids_list_t) + ((count - 1) * sizeof(UUID)))
+
#endif /* __APPLE__ */
/*
#endif
#define DTRACEMNR_DTRACE "dtrace" /* node for DTrace ops */
+#if !defined(__APPLE__)
+#define DTRACEMNR_HELPER "helper" /* node for helpers */
+#else
#define DTRACEMNR_HELPER "dtracehelper" /* node for helpers */
+#endif /* __APPLE__ */
#define DTRACEMNRN_DTRACE 0 /* minor for DTrace ops */
#define DTRACEMNRN_HELPER 1 /* minor for helpers */
#define DTRACEMNRN_CLONE 2 /* first clone minor */
* dtps_provide_module(); see "Arguments and Notes" for dtrace_register(),
* below.
*
- * 1.4 void dtps_enable(void *arg, dtrace_id_t id, void *parg)
+ * 1.4 int dtps_enable(void *arg, dtrace_id_t id, void *parg)
*
* 1.4.1 Overview
*
*
* 1.4.3 Return value
*
- * None.
+ * On success, dtps_enable() should return 0. On failure, -1 should be
+ * returned.
*
* 1.4.4 Caller's context
*
typedef struct dtrace_pops {
void (*dtps_provide)(void *arg, const dtrace_probedesc_t *spec);
void (*dtps_provide_module)(void *arg, struct modctl *mp);
- void (*dtps_enable)(void *arg, dtrace_id_t id, void *parg);
+ int (*dtps_enable)(void *arg, dtrace_id_t id, void *parg);
void (*dtps_disable)(void *arg, dtrace_id_t id, void *parg);
void (*dtps_suspend)(void *arg, dtrace_id_t id, void *parg);
void (*dtps_resume)(void *arg, dtrace_id_t id, void *parg);
extern void dtrace_vtime_enable(void);
extern void dtrace_vtime_disable(void);
-#if defined (__ppc__) || defined (__ppc64__)
-extern int (*dtrace_pid_probe_ptr)(ppc_saved_state_t *regs);
-extern int (*dtrace_return_probe_ptr)(ppc_saved_state_t* regs);
-#elif defined (__i386__) || defined(__x86_64__)
+#if !defined(__APPLE__)
+struct regs;
+
+extern int (*dtrace_pid_probe_ptr)(struct regs *);
+extern int (*dtrace_return_probe_ptr)(struct regs *);
+#else
+#if defined (__i386__) || defined(__x86_64__)
extern int (*dtrace_pid_probe_ptr)(x86_saved_state_t *regs);
extern int (*dtrace_return_probe_ptr)(x86_saved_state_t* regs);
-#elif defined (__arm__)
-extern int (*dtrace_pid_probe_ptr)(struct arm_saved_state *regs);
-extern int (*dtrace_return_probe_ptr)(struct arm_saved_state* regs);
#else
#error architecture not supported
#endif
-
+#endif /* __APPLE__ */
extern void (*dtrace_fasttrap_fork_ptr)(proc_t *, proc_t *);
extern void (*dtrace_fasttrap_exec_ptr)(proc_t *);
extern void (*dtrace_fasttrap_exit_ptr)(proc_t *);
extern void dtrace_membar_consumer(void);
extern void (*dtrace_cpu_init)(processorid_t);
+#if !defined(__APPLE__)
extern void (*dtrace_modload)(struct modctl *);
extern void (*dtrace_modunload)(struct modctl *);
+#else
+extern int (*dtrace_modload)(struct kmod_info *, uint32_t);
+extern int (*dtrace_modunload)(struct kmod_info *);
+#endif /* __APPLE__ */
extern void (*dtrace_helpers_cleanup)(proc_t*);
extern void (*dtrace_helpers_fork)(proc_t *parent, proc_t *child);
extern void (*dtrace_cpustart_init)(void);
extern void dtrace_sync(void);
extern void dtrace_toxic_ranges(void (*)(uintptr_t, uintptr_t));
extern void dtrace_xcall(processorid_t, dtrace_xcall_t, void *);
-extern void dtrace_vpanic(const char *, __va_list);
-extern void dtrace_panic(const char *, ...);
extern int dtrace_safe_defer_signal(void);
extern void dtrace_safe_synchronous_signal(void);
-#if defined(__i386__) || defined(__x86_64__)
+extern int dtrace_mach_aframes(void);
+
+#if !defined(__APPLE__)
+#if defined(__i386) || defined(__amd64)
extern int dtrace_instr_size(uchar_t *instr);
extern int dtrace_instr_size_isa(uchar_t *, model_t, int *);
extern void dtrace_invop_add(int (*)(uintptr_t, uintptr_t *, uintptr_t));
extern int dtrace_blksuword32(uintptr_t, uint32_t *, int);
extern void dtrace_getfsr(uint64_t *);
#endif
-
-#if defined(__APPLE__)
-#if defined (__ppc__) || defined (__ppc64__)
+#else
+#if defined(__i386__) || defined(__x86_64__)
+extern int dtrace_instr_size(uchar_t *instr);
+extern int dtrace_instr_size_isa(uchar_t *, model_t, int *);
extern void dtrace_invop_add(int (*)(uintptr_t, uintptr_t *, uintptr_t));
extern void dtrace_invop_remove(int (*)(uintptr_t, uintptr_t *, uintptr_t));
+extern void *dtrace_invop_callsite_pre;
+extern void *dtrace_invop_callsite_post;
#endif
+
+
#undef proc_t
#endif /* __APPLE__ */
#endif /* _ASM */
+#if !defined(__APPLE__)
+#if defined(__i386) || defined(__amd64)
+
+#define DTRACE_INVOP_PUSHL_EBP 1
+#define DTRACE_INVOP_POPL_EBP 2
+#define DTRACE_INVOP_LEAVE 3
+#define DTRACE_INVOP_NOP 4
+#define DTRACE_INVOP_RET 5
+
+#endif
+#else
#if defined(__i386__) || defined(__x86_64__)
#define DTRACE_INVOP_PUSHL_EBP 1
#endif
-#if defined(__APPLE__)
-#if defined (__ppc__) || defined (__ppc64__)
-#define DTRACE_INVOP_NOP 4
-#define DTRACE_INVOP_RET 5
-#define DTRACE_INVOP_BCTR 6
-#define DTRACE_INVOP_TAILJUMP 7
-#endif
+
#endif /* __APPLE__ */
#ifdef __cplusplus
projects / apple / xnu.git / blobdiff