X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/5ba3f43ea354af8ad55bea84372a2bc834d8757c..refs/heads/master:/bsd/sys/dtrace_impl.h

diff --git a/bsd/sys/dtrace_impl.h b/bsd/sys/dtrace_impl.h
index 125293dbf..e1ab6a060 100644
--- a/bsd/sys/dtrace_impl.h
+++ b/bsd/sys/dtrace_impl.h
@@ -30,8 +30,6 @@
 #ifndef _SYS_DTRACE_IMPL_H
 #define	_SYS_DTRACE_IMPL_H
 
-/* #pragma ident	"@(#)dtrace_impl.h	1.23	07/02/16 SMI" */
-
 #ifdef	__cplusplus
 extern "C" {
 #endif
@@ -52,6 +50,8 @@ extern "C" {
 /*
  * DTrace Implementation Locks
  */
+extern lck_attr_t dtrace_lck_attr;
+extern lck_grp_t dtrace_lck_grp;
 extern lck_mtx_t dtrace_procwaitfor_lock;
 
 /*
@@ -110,6 +110,8 @@ struct dtrace_probe {
 	char *dtpr_mod;				/* probe's module name */
 	char *dtpr_func;			/* probe's function name */
 	char *dtpr_name;			/* probe's name */
+	dtrace_probe_t *dtpr_nextprov;		/* next in provider hash */
+	dtrace_probe_t *dtpr_prevprov;		/* previous in provider hash */
 	dtrace_probe_t *dtpr_nextmod;		/* next in module hash */
 	dtrace_probe_t *dtpr_prevmod;		/* previous in module hash */
 	dtrace_probe_t *dtpr_nextfunc;		/* next in function hash */
@@ -135,18 +137,21 @@ typedef struct dtrace_probekey {
 
 typedef struct dtrace_hashbucket {
 	struct dtrace_hashbucket *dthb_next;	/* next on hash chain */
-	dtrace_probe_t *dthb_chain;		/* chain of probes */
+	void *dthb_chain;			/* chain of elements */
 	int dthb_len;				/* number of probes here */
 } dtrace_hashbucket_t;
 
+typedef const char* dtrace_strkey_f(void*, uintptr_t);
+
 typedef struct dtrace_hash {
-	dtrace_hashbucket_t **dth_tab;		/* hash table */
-	int dth_size;				/* size of hash table */
-	int dth_mask;				/* mask to index into table */
-	int dth_nbuckets;			/* total number of buckets */
-	uintptr_t dth_nextoffs;			/* offset of next in probe */
-	uintptr_t dth_prevoffs;			/* offset of prev in probe */
-	uintptr_t dth_stroffs;			/* offset of str in probe */
+	dtrace_hashbucket_t **dth_tab;	/* hash table */
+	int dth_size;			/* size of hash table */
+	int dth_mask;			/* mask to index into table */
+	int dth_nbuckets;		/* total number of buckets */
+	uintptr_t dth_nextoffs;		/* offset of next in element */
+	uintptr_t dth_prevoffs;		/* offset of prev in element */
+	dtrace_strkey_f *dth_getstr;	/* func to retrieve str in element */
+	uintptr_t dth_stroffs;		/* offset of str in element */
 } dtrace_hash_t;
 
 /*
@@ -912,6 +917,7 @@ typedef struct dtrace_vstate {
 #define	DTRACE_MSTATE_USTACKDEPTH	0x00000200
 #define	DTRACE_MSTATE_UCALLER		0x00000400
 #define	DTRACE_MSTATE_MACHTIMESTAMP	0x00000800
+#define	DTRACE_MSTATE_MACHCTIMESTAMP	0x00001000
 
 typedef struct dtrace_mstate {
 	uintptr_t dtms_scratch_base;		/* base of scratch space */
@@ -923,6 +929,7 @@ typedef struct dtrace_mstate {
 	uint64_t dtms_timestamp;		/* cached timestamp */
 	hrtime_t dtms_walltimestamp;		/* cached wall timestamp */
 	uint64_t dtms_machtimestamp;		/* cached mach absolute timestamp */
+	uint64_t dtms_machctimestamp;		/* cached mach continuous timestamp */
 	int dtms_stackdepth;			/* cached stackdepth */
 	int dtms_ustackdepth;			/* cached ustackdepth */
 	struct dtrace_probe *dtms_probe;	/* current probe */
@@ -1182,6 +1189,13 @@ typedef struct dtrace_cred {
 	uint16_t		dcr_action;
 } dtrace_cred_t;
 
+typedef struct dtrace_format {
+	uint64_t dtf_refcount;
+	char dtf_str[];
+} dtrace_format_t;
+
+#define DTRACE_FORMAT_SIZE(fmt) (strlen(fmt->dtf_str) + 1 + sizeof(dtrace_format_t))
+
 /*
  * DTrace Consumer State
  *
@@ -1221,12 +1235,13 @@ struct dtrace_state {
 	char dts_speculates;			/* boolean: has speculations */
 	char dts_destructive;			/* boolean: has dest. actions */
 	int dts_nformats;			/* number of formats */
-	char **dts_formats;			/* format string array */
+	dtrace_format_t **dts_formats;		/* format string array */
 	dtrace_optval_t dts_options[DTRACEOPT_MAX]; /* options */
 	dtrace_cred_t dts_cred;			/* credentials */
 	size_t dts_nretained;			/* number of retained enabs */
 	uint64_t dts_arg_error_illval;
 	uint32_t dts_buf_over_limit;		/* number of bufs over dtb_limit */
+	uint64_t **dts_rstate;			/* per-CPU random state */
 };
 
 struct dtrace_provider {
@@ -1310,6 +1325,15 @@ typedef struct dtrace_errhash {
 
 #endif	/* DTRACE_ERRDEBUG */
 
+typedef struct dtrace_string dtrace_string_t;
+
+typedef struct dtrace_string {
+	dtrace_string_t *dtst_next;
+	dtrace_string_t *dtst_prev;
+	uint32_t dtst_refcount;
+	char dtst_str[];
+} dtrace_string_t;
+
 /**
  * DTrace Matching pre-conditions
  *
@@ -1357,6 +1381,7 @@ extern uint64_t dtrace_load64(uintptr_t);
 extern int dtrace_canload(uint64_t, size_t, dtrace_mstate_t*, dtrace_vstate_t*);
 
 extern uint64_t dtrace_getreg(struct regs *, uint_t);
+extern uint64_t dtrace_getvmreg(uint_t);
 extern int dtrace_getstackdepth(int);
 extern void dtrace_getupcstack(uint64_t *, int);
 extern void dtrace_getufpstack(uint64_t *, uint64_t *, int);
@@ -1372,11 +1397,18 @@ extern void dtrace_probe_error(dtrace_state_t *, dtrace_epid_t, int, int,
 extern int dtrace_assfail(const char *, const char *, int);
 extern int dtrace_attached(void);
 extern hrtime_t dtrace_gethrestime(void);
-extern void dtrace_isa_init(void);
+
+extern void dtrace_flush_caches(void);
 
 extern void dtrace_copy(uintptr_t, uintptr_t, size_t);
 extern void dtrace_copystr(uintptr_t, uintptr_t, size_t, volatile uint16_t *);
 
+extern void* dtrace_ptrauth_strip(void*, uint64_t);
+extern int dtrace_is_valid_ptrauth_key(uint64_t);
+
+extern uint64_t dtrace_physmem_read(uint64_t, size_t);
+extern void dtrace_physmem_write(uint64_t, uint64_t, size_t);
+
 /*
  * DTrace state handling
  */