1178479Sjb/* 2178479Sjb * CDDL HEADER START 3178479Sjb * 4178479Sjb * The contents of this file are subject to the terms of the 5178479Sjb * Common Development and Distribution License (the "License"). 6178479Sjb * You may not use this file except in compliance with the License. 7178479Sjb * 8178479Sjb * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9178479Sjb * or http://www.opensolaris.org/os/licensing. 10178479Sjb * See the License for the specific language governing permissions 11178479Sjb * and limitations under the License. 12178479Sjb * 13178479Sjb * When distributing Covered Code, include this CDDL HEADER in each 14178479Sjb * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15178479Sjb * If applicable, add the following below this CDDL HEADER, with the 16178479Sjb * fields enclosed by brackets "[]" replaced with your own identifying 17178479Sjb * information: Portions Copyright [yyyy] [name of copyright owner] 18178479Sjb * 19178479Sjb * CDDL HEADER END 20178479Sjb */ 21178479Sjb 22178479Sjb/* 23210767Srpaulo * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. 24268578Srpaulo * Copyright (c) 2013, Joyent, Inc. All rights reserved. 25250574Smarkj * Copyright (c) 2012 by Delphix. All rights reserved. 26178479Sjb */ 27178479Sjb 28178479Sjb#include <sys/types.h> 29178570Sjb#if defined(sun) 30178479Sjb#include <sys/modctl.h> 31178479Sjb#include <sys/systeminfo.h> 32178570Sjb#endif 33178479Sjb#include <sys/resource.h> 34178479Sjb 35178479Sjb#include <libelf.h> 36178479Sjb#include <strings.h> 37178570Sjb#if defined(sun) 38178479Sjb#include <alloca.h> 39178570Sjb#endif 40178479Sjb#include <limits.h> 41178479Sjb#include <unistd.h> 42178479Sjb#include <stdlib.h> 43178479Sjb#include <stdio.h> 44178479Sjb#include <fcntl.h> 45178479Sjb#include <errno.h> 46178479Sjb#include <assert.h> 47178479Sjb 48178479Sjb#define _POSIX_PTHREAD_SEMANTICS 49178479Sjb#include <dirent.h> 50178479Sjb#undef _POSIX_PTHREAD_SEMANTICS 51178479Sjb 52178479Sjb#include <dt_impl.h> 53178479Sjb#include <dt_program.h> 54178479Sjb#include <dt_module.h> 55178479Sjb#include <dt_printf.h> 56178479Sjb#include <dt_string.h> 57178479Sjb#include <dt_provider.h> 58178570Sjb#if !defined(sun) 59178570Sjb#include <sys/sysctl.h> 60178570Sjb#include <string.h> 61178570Sjb#endif 62178570Sjb#if defined(__i386__) 63178570Sjb#include <ieeefp.h> 64178570Sjb#endif 65178479Sjb 66178479Sjb/* 67178479Sjb * Stability and versioning definitions. These #defines are used in the tables 68178479Sjb * of identifiers below to fill in the attribute and version fields associated 69178479Sjb * with each identifier. The DT_ATTR_* macros are a convenience to permit more 70178479Sjb * concise declarations of common attributes such as Stable/Stable/Common. The 71178479Sjb * DT_VERS_* macros declare the encoded integer values of all versions used so 72178479Sjb * far. DT_VERS_LATEST must correspond to the latest version value among all 73178479Sjb * versions exported by the D compiler. DT_VERS_STRING must be an ASCII string 74178479Sjb * that contains DT_VERS_LATEST within it along with any suffixes (e.g. Beta). 75178479Sjb * You must update DT_VERS_LATEST and DT_VERS_STRING when adding a new version, 76178479Sjb * and then add the new version to the _dtrace_versions[] array declared below. 77178479Sjb * Refer to the Solaris Dynamic Tracing Guide Stability and Versioning chapters 78178479Sjb * respectively for an explanation of these DTrace features and their values. 79178479Sjb * 80178479Sjb * NOTE: Although the DTrace versioning scheme supports the labeling and 81178479Sjb * introduction of incompatible changes (e.g. dropping an interface in a 82178479Sjb * major release), the libdtrace code does not currently support this. 83178479Sjb * All versions are assumed to strictly inherit from one another. If 84178479Sjb * we ever need to provide divergent interfaces, this will need work. 85178479Sjb */ 86178479Sjb#define DT_ATTR_STABCMN { DTRACE_STABILITY_STABLE, \ 87178479Sjb DTRACE_STABILITY_STABLE, DTRACE_CLASS_COMMON } 88178479Sjb 89178479Sjb#define DT_ATTR_EVOLCMN { DTRACE_STABILITY_EVOLVING, \ 90178479Sjb DTRACE_STABILITY_EVOLVING, DTRACE_CLASS_COMMON \ 91178479Sjb} 92178479Sjb 93178479Sjb/* 94178479Sjb * The version number should be increased for every customer visible release 95250574Smarkj * of DTrace. The major number should be incremented when a fundamental 96178479Sjb * change has been made that would affect all consumers, and would reflect 97178479Sjb * sweeping changes to DTrace or the D language. The minor number should be 98178479Sjb * incremented when a change is introduced that could break scripts that had 99178479Sjb * previously worked; for example, adding a new built-in variable could break 100178479Sjb * a script which was already using that identifier. The micro number should 101178479Sjb * be changed when introducing functionality changes or major bug fixes that 102178479Sjb * do not affect backward compatibility -- this is merely to make capabilities 103178479Sjb * easily determined from the version number. Minor bugs do not require any 104178479Sjb * modification to the version number. 105178479Sjb */ 106178479Sjb#define DT_VERS_1_0 DT_VERSION_NUMBER(1, 0, 0) 107178479Sjb#define DT_VERS_1_1 DT_VERSION_NUMBER(1, 1, 0) 108178479Sjb#define DT_VERS_1_2 DT_VERSION_NUMBER(1, 2, 0) 109178479Sjb#define DT_VERS_1_2_1 DT_VERSION_NUMBER(1, 2, 1) 110178479Sjb#define DT_VERS_1_2_2 DT_VERSION_NUMBER(1, 2, 2) 111178479Sjb#define DT_VERS_1_3 DT_VERSION_NUMBER(1, 3, 0) 112178479Sjb#define DT_VERS_1_4 DT_VERSION_NUMBER(1, 4, 0) 113178479Sjb#define DT_VERS_1_4_1 DT_VERSION_NUMBER(1, 4, 1) 114178479Sjb#define DT_VERS_1_5 DT_VERSION_NUMBER(1, 5, 0) 115178479Sjb#define DT_VERS_1_6 DT_VERSION_NUMBER(1, 6, 0) 116178570Sjb#define DT_VERS_1_6_1 DT_VERSION_NUMBER(1, 6, 1) 117184696Srodrigc#define DT_VERS_1_6_2 DT_VERSION_NUMBER(1, 6, 2) 118210767Srpaulo#define DT_VERS_1_6_3 DT_VERSION_NUMBER(1, 6, 3) 119237624Spfg#define DT_VERS_1_7 DT_VERSION_NUMBER(1, 7, 0) 120248690Spfg#define DT_VERS_1_7_1 DT_VERSION_NUMBER(1, 7, 1) 121248706Spfg#define DT_VERS_1_8 DT_VERSION_NUMBER(1, 8, 0) 122248706Spfg#define DT_VERS_1_8_1 DT_VERSION_NUMBER(1, 8, 1) 123248708Spfg#define DT_VERS_1_9 DT_VERSION_NUMBER(1, 9, 0) 124250574Smarkj#define DT_VERS_1_9_1 DT_VERSION_NUMBER(1, 9, 1) 125268578Srpaulo#define DT_VERS_1_10 DT_VERSION_NUMBER(1, 10, 0) 126268578Srpaulo#define DT_VERS_1_11 DT_VERSION_NUMBER(1, 11, 0) 127268578Srpaulo#define DT_VERS_1_12 DT_VERSION_NUMBER(1, 12, 0) 128268578Srpaulo#define DT_VERS_1_12_1 DT_VERSION_NUMBER(1, 12, 1) 129268578Srpaulo#define DT_VERS_LATEST DT_VERS_1_12_1 130268578Srpaulo#define DT_VERS_STRING "Sun D 1.12.1" 131178479Sjb 132178479Sjbconst dt_version_t _dtrace_versions[] = { 133178479Sjb DT_VERS_1_0, /* D API 1.0.0 (PSARC 2001/466) Solaris 10 FCS */ 134178479Sjb DT_VERS_1_1, /* D API 1.1.0 Solaris Express 6/05 */ 135178479Sjb DT_VERS_1_2, /* D API 1.2.0 Solaris 10 Update 1 */ 136178479Sjb DT_VERS_1_2_1, /* D API 1.2.1 Solaris Express 4/06 */ 137178479Sjb DT_VERS_1_2_2, /* D API 1.2.2 Solaris Express 6/06 */ 138178479Sjb DT_VERS_1_3, /* D API 1.3 Solaris Express 10/06 */ 139178479Sjb DT_VERS_1_4, /* D API 1.4 Solaris Express 2/07 */ 140178479Sjb DT_VERS_1_4_1, /* D API 1.4.1 Solaris Express 4/07 */ 141178479Sjb DT_VERS_1_5, /* D API 1.5 Solaris Express 7/07 */ 142178479Sjb DT_VERS_1_6, /* D API 1.6 */ 143178570Sjb DT_VERS_1_6_1, /* D API 1.6.1 */ 144184696Srodrigc DT_VERS_1_6_2, /* D API 1.6.2 */ 145210767Srpaulo DT_VERS_1_6_3, /* D API 1.6.3 */ 146237624Spfg DT_VERS_1_7, /* D API 1.7 */ 147248690Spfg DT_VERS_1_7_1, /* D API 1.7.1 */ 148248706Spfg DT_VERS_1_8, /* D API 1.8 */ 149248706Spfg DT_VERS_1_8_1, /* D API 1.8.1 */ 150248708Spfg DT_VERS_1_9, /* D API 1.9 */ 151250574Smarkj DT_VERS_1_9_1, /* D API 1.9.1 */ 152268578Srpaulo DT_VERS_1_10, /* D API 1.10 */ 153268578Srpaulo DT_VERS_1_11, /* D API 1.11 */ 154268578Srpaulo DT_VERS_1_12, /* D API 1.12 */ 155268578Srpaulo DT_VERS_1_12_1, /* D API 1.12.1 */ 156178479Sjb 0 157178479Sjb}; 158178479Sjb 159178479Sjb/* 160178570Sjb * Global variables that are formatted on FreeBSD based on the kernel file name. 161178570Sjb */ 162178570Sjb#if !defined(sun) 163178570Sjbstatic char curthread_str[MAXPATHLEN]; 164178570Sjbstatic char intmtx_str[MAXPATHLEN]; 165178570Sjbstatic char threadmtx_str[MAXPATHLEN]; 166178570Sjbstatic char rwlock_str[MAXPATHLEN]; 167178570Sjbstatic char sxlock_str[MAXPATHLEN]; 168178570Sjb#endif 169178570Sjb 170178570Sjb/* 171178479Sjb * Table of global identifiers. This is used to populate the global identifier 172178479Sjb * hash when a new dtrace client open occurs. For more info see dt_ident.h. 173178479Sjb * The global identifiers that represent functions use the dt_idops_func ops 174178479Sjb * and specify the private data pointer as a prototype string which is parsed 175178479Sjb * when the identifier is first encountered. These prototypes look like ANSI 176178479Sjb * C function prototypes except that the special symbol "@" can be used as a 177178479Sjb * wildcard to represent a single parameter of any type (i.e. any dt_node_t). 178178479Sjb * The standard "..." notation can also be used to represent varargs. An empty 179178479Sjb * parameter list is taken to mean void (that is, no arguments are permitted). 180178479Sjb * A parameter enclosed in square brackets (e.g. "[int]") denotes an optional 181178479Sjb * argument. 182178479Sjb */ 183178479Sjbstatic const dt_ident_t _dtrace_globals[] = { 184178479Sjb{ "alloca", DT_IDENT_FUNC, 0, DIF_SUBR_ALLOCA, DT_ATTR_STABCMN, DT_VERS_1_0, 185178479Sjb &dt_idops_func, "void *(size_t)" }, 186178479Sjb{ "arg0", DT_IDENT_SCALAR, 0, DIF_VAR_ARG0, DT_ATTR_STABCMN, DT_VERS_1_0, 187178479Sjb &dt_idops_type, "int64_t" }, 188178479Sjb{ "arg1", DT_IDENT_SCALAR, 0, DIF_VAR_ARG1, DT_ATTR_STABCMN, DT_VERS_1_0, 189178479Sjb &dt_idops_type, "int64_t" }, 190178479Sjb{ "arg2", DT_IDENT_SCALAR, 0, DIF_VAR_ARG2, DT_ATTR_STABCMN, DT_VERS_1_0, 191178479Sjb &dt_idops_type, "int64_t" }, 192178479Sjb{ "arg3", DT_IDENT_SCALAR, 0, DIF_VAR_ARG3, DT_ATTR_STABCMN, DT_VERS_1_0, 193178479Sjb &dt_idops_type, "int64_t" }, 194178479Sjb{ "arg4", DT_IDENT_SCALAR, 0, DIF_VAR_ARG4, DT_ATTR_STABCMN, DT_VERS_1_0, 195178479Sjb &dt_idops_type, "int64_t" }, 196178479Sjb{ "arg5", DT_IDENT_SCALAR, 0, DIF_VAR_ARG5, DT_ATTR_STABCMN, DT_VERS_1_0, 197178479Sjb &dt_idops_type, "int64_t" }, 198178479Sjb{ "arg6", DT_IDENT_SCALAR, 0, DIF_VAR_ARG6, DT_ATTR_STABCMN, DT_VERS_1_0, 199178479Sjb &dt_idops_type, "int64_t" }, 200178479Sjb{ "arg7", DT_IDENT_SCALAR, 0, DIF_VAR_ARG7, DT_ATTR_STABCMN, DT_VERS_1_0, 201178479Sjb &dt_idops_type, "int64_t" }, 202178479Sjb{ "arg8", DT_IDENT_SCALAR, 0, DIF_VAR_ARG8, DT_ATTR_STABCMN, DT_VERS_1_0, 203178479Sjb &dt_idops_type, "int64_t" }, 204178479Sjb{ "arg9", DT_IDENT_SCALAR, 0, DIF_VAR_ARG9, DT_ATTR_STABCMN, DT_VERS_1_0, 205178479Sjb &dt_idops_type, "int64_t" }, 206178479Sjb{ "args", DT_IDENT_ARRAY, 0, DIF_VAR_ARGS, DT_ATTR_STABCMN, DT_VERS_1_0, 207178479Sjb &dt_idops_args, NULL }, 208178479Sjb{ "avg", DT_IDENT_AGGFUNC, 0, DTRACEAGG_AVG, DT_ATTR_STABCMN, DT_VERS_1_0, 209178479Sjb &dt_idops_func, "void(@)" }, 210178479Sjb{ "basename", DT_IDENT_FUNC, 0, DIF_SUBR_BASENAME, DT_ATTR_STABCMN, DT_VERS_1_0, 211178479Sjb &dt_idops_func, "string(const char *)" }, 212178479Sjb{ "bcopy", DT_IDENT_FUNC, 0, DIF_SUBR_BCOPY, DT_ATTR_STABCMN, DT_VERS_1_0, 213178479Sjb &dt_idops_func, "void(void *, void *, size_t)" }, 214178479Sjb{ "breakpoint", DT_IDENT_ACTFUNC, 0, DT_ACT_BREAKPOINT, 215178479Sjb DT_ATTR_STABCMN, DT_VERS_1_0, 216178479Sjb &dt_idops_func, "void()" }, 217178479Sjb{ "caller", DT_IDENT_SCALAR, 0, DIF_VAR_CALLER, DT_ATTR_STABCMN, DT_VERS_1_0, 218178479Sjb &dt_idops_type, "uintptr_t" }, 219178479Sjb{ "chill", DT_IDENT_ACTFUNC, 0, DT_ACT_CHILL, DT_ATTR_STABCMN, DT_VERS_1_0, 220178479Sjb &dt_idops_func, "void(int)" }, 221178479Sjb{ "cleanpath", DT_IDENT_FUNC, 0, DIF_SUBR_CLEANPATH, DT_ATTR_STABCMN, 222178479Sjb DT_VERS_1_0, &dt_idops_func, "string(const char *)" }, 223178479Sjb{ "clear", DT_IDENT_ACTFUNC, 0, DT_ACT_CLEAR, DT_ATTR_STABCMN, DT_VERS_1_0, 224178479Sjb &dt_idops_func, "void(...)" }, 225178479Sjb{ "commit", DT_IDENT_ACTFUNC, 0, DT_ACT_COMMIT, DT_ATTR_STABCMN, DT_VERS_1_0, 226178479Sjb &dt_idops_func, "void(int)" }, 227178479Sjb{ "copyin", DT_IDENT_FUNC, 0, DIF_SUBR_COPYIN, DT_ATTR_STABCMN, DT_VERS_1_0, 228178479Sjb &dt_idops_func, "void *(uintptr_t, size_t)" }, 229178479Sjb{ "copyinstr", DT_IDENT_FUNC, 0, DIF_SUBR_COPYINSTR, 230178479Sjb DT_ATTR_STABCMN, DT_VERS_1_0, 231178479Sjb &dt_idops_func, "string(uintptr_t, [size_t])" }, 232178479Sjb{ "copyinto", DT_IDENT_FUNC, 0, DIF_SUBR_COPYINTO, DT_ATTR_STABCMN, 233178479Sjb DT_VERS_1_0, &dt_idops_func, "void(uintptr_t, size_t, void *)" }, 234178479Sjb{ "copyout", DT_IDENT_FUNC, 0, DIF_SUBR_COPYOUT, DT_ATTR_STABCMN, DT_VERS_1_0, 235178479Sjb &dt_idops_func, "void(void *, uintptr_t, size_t)" }, 236178479Sjb{ "copyoutstr", DT_IDENT_FUNC, 0, DIF_SUBR_COPYOUTSTR, 237178479Sjb DT_ATTR_STABCMN, DT_VERS_1_0, 238178479Sjb &dt_idops_func, "void(char *, uintptr_t, size_t)" }, 239178479Sjb{ "count", DT_IDENT_AGGFUNC, 0, DTRACEAGG_COUNT, DT_ATTR_STABCMN, DT_VERS_1_0, 240178479Sjb &dt_idops_func, "void()" }, 241178479Sjb{ "curthread", DT_IDENT_SCALAR, 0, DIF_VAR_CURTHREAD, 242178479Sjb { DTRACE_STABILITY_STABLE, DTRACE_STABILITY_PRIVATE, 243178479Sjb DTRACE_CLASS_COMMON }, DT_VERS_1_0, 244178570Sjb#if defined(sun) 245178479Sjb &dt_idops_type, "genunix`kthread_t *" }, 246178570Sjb#else 247178570Sjb &dt_idops_type, curthread_str }, 248178570Sjb#endif 249178479Sjb{ "ddi_pathname", DT_IDENT_FUNC, 0, DIF_SUBR_DDI_PATHNAME, 250178479Sjb DT_ATTR_EVOLCMN, DT_VERS_1_0, 251178479Sjb &dt_idops_func, "string(void *, int64_t)" }, 252178479Sjb{ "denormalize", DT_IDENT_ACTFUNC, 0, DT_ACT_DENORMALIZE, DT_ATTR_STABCMN, 253178479Sjb DT_VERS_1_0, &dt_idops_func, "void(...)" }, 254178479Sjb{ "dirname", DT_IDENT_FUNC, 0, DIF_SUBR_DIRNAME, DT_ATTR_STABCMN, DT_VERS_1_0, 255178479Sjb &dt_idops_func, "string(const char *)" }, 256178479Sjb{ "discard", DT_IDENT_ACTFUNC, 0, DT_ACT_DISCARD, DT_ATTR_STABCMN, DT_VERS_1_0, 257178479Sjb &dt_idops_func, "void(int)" }, 258178479Sjb{ "epid", DT_IDENT_SCALAR, 0, DIF_VAR_EPID, DT_ATTR_STABCMN, DT_VERS_1_0, 259178479Sjb &dt_idops_type, "uint_t" }, 260178479Sjb{ "errno", DT_IDENT_SCALAR, 0, DIF_VAR_ERRNO, DT_ATTR_STABCMN, DT_VERS_1_0, 261178479Sjb &dt_idops_type, "int" }, 262178570Sjb{ "execargs", DT_IDENT_SCALAR, 0, DIF_VAR_EXECARGS, 263178570Sjb DT_ATTR_STABCMN, DT_VERS_1_0, &dt_idops_type, "string" }, 264178479Sjb{ "execname", DT_IDENT_SCALAR, 0, DIF_VAR_EXECNAME, 265178479Sjb DT_ATTR_STABCMN, DT_VERS_1_0, &dt_idops_type, "string" }, 266178479Sjb{ "exit", DT_IDENT_ACTFUNC, 0, DT_ACT_EXIT, DT_ATTR_STABCMN, DT_VERS_1_0, 267178479Sjb &dt_idops_func, "void(int)" }, 268178479Sjb{ "freopen", DT_IDENT_ACTFUNC, 0, DT_ACT_FREOPEN, DT_ATTR_STABCMN, 269178479Sjb DT_VERS_1_1, &dt_idops_func, "void(@, ...)" }, 270178479Sjb{ "ftruncate", DT_IDENT_ACTFUNC, 0, DT_ACT_FTRUNCATE, DT_ATTR_STABCMN, 271178479Sjb DT_VERS_1_0, &dt_idops_func, "void()" }, 272178479Sjb{ "func", DT_IDENT_ACTFUNC, 0, DT_ACT_SYM, DT_ATTR_STABCMN, 273178479Sjb DT_VERS_1_2, &dt_idops_func, "_symaddr(uintptr_t)" }, 274178479Sjb{ "getmajor", DT_IDENT_FUNC, 0, DIF_SUBR_GETMAJOR, 275178479Sjb DT_ATTR_EVOLCMN, DT_VERS_1_0, 276178479Sjb &dt_idops_func, "genunix`major_t(genunix`dev_t)" }, 277178479Sjb{ "getminor", DT_IDENT_FUNC, 0, DIF_SUBR_GETMINOR, 278178479Sjb DT_ATTR_EVOLCMN, DT_VERS_1_0, 279178479Sjb &dt_idops_func, "genunix`minor_t(genunix`dev_t)" }, 280178479Sjb{ "htonl", DT_IDENT_FUNC, 0, DIF_SUBR_HTONL, DT_ATTR_EVOLCMN, DT_VERS_1_3, 281178479Sjb &dt_idops_func, "uint32_t(uint32_t)" }, 282178479Sjb{ "htonll", DT_IDENT_FUNC, 0, DIF_SUBR_HTONLL, DT_ATTR_EVOLCMN, DT_VERS_1_3, 283178479Sjb &dt_idops_func, "uint64_t(uint64_t)" }, 284178479Sjb{ "htons", DT_IDENT_FUNC, 0, DIF_SUBR_HTONS, DT_ATTR_EVOLCMN, DT_VERS_1_3, 285178479Sjb &dt_idops_func, "uint16_t(uint16_t)" }, 286268578Srpaulo{ "getf", DT_IDENT_FUNC, 0, DIF_SUBR_GETF, DT_ATTR_STABCMN, DT_VERS_1_10, 287268578Srpaulo &dt_idops_func, "file_t *(int)" }, 288178479Sjb{ "gid", DT_IDENT_SCALAR, 0, DIF_VAR_GID, DT_ATTR_STABCMN, DT_VERS_1_0, 289178479Sjb &dt_idops_type, "gid_t" }, 290178479Sjb{ "id", DT_IDENT_SCALAR, 0, DIF_VAR_ID, DT_ATTR_STABCMN, DT_VERS_1_0, 291178479Sjb &dt_idops_type, "uint_t" }, 292178479Sjb{ "index", DT_IDENT_FUNC, 0, DIF_SUBR_INDEX, DT_ATTR_STABCMN, DT_VERS_1_1, 293178479Sjb &dt_idops_func, "int(const char *, const char *, [int])" }, 294178479Sjb{ "inet_ntoa", DT_IDENT_FUNC, 0, DIF_SUBR_INET_NTOA, DT_ATTR_STABCMN, 295178570Sjb#if defined(sun) 296178479Sjb DT_VERS_1_5, &dt_idops_func, "string(ipaddr_t *)" }, 297178570Sjb#else 298178570Sjb DT_VERS_1_5, &dt_idops_func, "string(in_addr_t *)" }, 299178570Sjb#endif 300178479Sjb{ "inet_ntoa6", DT_IDENT_FUNC, 0, DIF_SUBR_INET_NTOA6, DT_ATTR_STABCMN, 301178570Sjb#if defined(sun) 302178479Sjb DT_VERS_1_5, &dt_idops_func, "string(in6_addr_t *)" }, 303178570Sjb#else 304178570Sjb DT_VERS_1_5, &dt_idops_func, "string(struct in6_addr *)" }, 305178570Sjb#endif 306178479Sjb{ "inet_ntop", DT_IDENT_FUNC, 0, DIF_SUBR_INET_NTOP, DT_ATTR_STABCMN, 307178479Sjb DT_VERS_1_5, &dt_idops_func, "string(int, void *)" }, 308178479Sjb{ "ipl", DT_IDENT_SCALAR, 0, DIF_VAR_IPL, DT_ATTR_STABCMN, DT_VERS_1_0, 309178479Sjb &dt_idops_type, "uint_t" }, 310268578Srpaulo{ "json", DT_IDENT_FUNC, 0, DIF_SUBR_JSON, DT_ATTR_STABCMN, DT_VERS_1_11, 311268578Srpaulo &dt_idops_func, "string(const char *, const char *)" }, 312178479Sjb{ "jstack", DT_IDENT_ACTFUNC, 0, DT_ACT_JSTACK, DT_ATTR_STABCMN, DT_VERS_1_0, 313178479Sjb &dt_idops_func, "stack(...)" }, 314178479Sjb{ "lltostr", DT_IDENT_FUNC, 0, DIF_SUBR_LLTOSTR, DT_ATTR_STABCMN, DT_VERS_1_0, 315248706Spfg &dt_idops_func, "string(int64_t, [int])" }, 316237624Spfg{ "llquantize", DT_IDENT_AGGFUNC, 0, DTRACEAGG_LLQUANTIZE, DT_ATTR_STABCMN, 317237624Spfg DT_VERS_1_7, &dt_idops_func, 318237624Spfg "void(@, int32_t, int32_t, int32_t, int32_t, ...)" }, 319178479Sjb{ "lquantize", DT_IDENT_AGGFUNC, 0, DTRACEAGG_LQUANTIZE, 320178479Sjb DT_ATTR_STABCMN, DT_VERS_1_0, 321178479Sjb &dt_idops_func, "void(@, int32_t, int32_t, ...)" }, 322178479Sjb{ "max", DT_IDENT_AGGFUNC, 0, DTRACEAGG_MAX, DT_ATTR_STABCMN, DT_VERS_1_0, 323178479Sjb &dt_idops_func, "void(@)" }, 324178570Sjb{ "memref", DT_IDENT_FUNC, 0, DIF_SUBR_MEMREF, DT_ATTR_STABCMN, DT_VERS_1_1, 325178570Sjb &dt_idops_func, "uintptr_t *(void *, size_t)" }, 326269520Smarkj#if !defined(sun) 327269520Smarkj{ "memstr", DT_IDENT_FUNC, 0, DIF_SUBR_MEMSTR, DT_ATTR_STABCMN, DT_VERS_1_0, 328269520Smarkj &dt_idops_func, "string(void *, char, size_t)" }, 329269520Smarkj#endif 330178479Sjb{ "min", DT_IDENT_AGGFUNC, 0, DTRACEAGG_MIN, DT_ATTR_STABCMN, DT_VERS_1_0, 331178479Sjb &dt_idops_func, "void(@)" }, 332178479Sjb{ "mod", DT_IDENT_ACTFUNC, 0, DT_ACT_MOD, DT_ATTR_STABCMN, 333178479Sjb DT_VERS_1_2, &dt_idops_func, "_symaddr(uintptr_t)" }, 334178479Sjb{ "msgdsize", DT_IDENT_FUNC, 0, DIF_SUBR_MSGDSIZE, 335178479Sjb DT_ATTR_STABCMN, DT_VERS_1_0, 336178479Sjb &dt_idops_func, "size_t(mblk_t *)" }, 337178479Sjb{ "msgsize", DT_IDENT_FUNC, 0, DIF_SUBR_MSGSIZE, 338178479Sjb DT_ATTR_STABCMN, DT_VERS_1_0, 339178479Sjb &dt_idops_func, "size_t(mblk_t *)" }, 340178570Sjb#if defined(sun) 341178479Sjb{ "mutex_owned", DT_IDENT_FUNC, 0, DIF_SUBR_MUTEX_OWNED, 342178479Sjb DT_ATTR_EVOLCMN, DT_VERS_1_0, 343178479Sjb &dt_idops_func, "int(genunix`kmutex_t *)" }, 344178479Sjb{ "mutex_owner", DT_IDENT_FUNC, 0, DIF_SUBR_MUTEX_OWNER, 345178479Sjb DT_ATTR_EVOLCMN, DT_VERS_1_0, 346178479Sjb &dt_idops_func, "genunix`kthread_t *(genunix`kmutex_t *)" }, 347178479Sjb{ "mutex_type_adaptive", DT_IDENT_FUNC, 0, DIF_SUBR_MUTEX_TYPE_ADAPTIVE, 348178479Sjb DT_ATTR_EVOLCMN, DT_VERS_1_0, 349178479Sjb &dt_idops_func, "int(genunix`kmutex_t *)" }, 350178479Sjb{ "mutex_type_spin", DT_IDENT_FUNC, 0, DIF_SUBR_MUTEX_TYPE_SPIN, 351178479Sjb DT_ATTR_EVOLCMN, DT_VERS_1_0, 352178479Sjb &dt_idops_func, "int(genunix`kmutex_t *)" }, 353178570Sjb#else 354178570Sjb{ "mutex_owned", DT_IDENT_FUNC, 0, DIF_SUBR_MUTEX_OWNED, 355178570Sjb DT_ATTR_EVOLCMN, DT_VERS_1_0, 356178570Sjb &dt_idops_func, intmtx_str }, 357178570Sjb{ "mutex_owner", DT_IDENT_FUNC, 0, DIF_SUBR_MUTEX_OWNER, 358178570Sjb DT_ATTR_EVOLCMN, DT_VERS_1_0, 359178570Sjb &dt_idops_func, threadmtx_str }, 360178570Sjb{ "mutex_type_adaptive", DT_IDENT_FUNC, 0, DIF_SUBR_MUTEX_TYPE_ADAPTIVE, 361178570Sjb DT_ATTR_EVOLCMN, DT_VERS_1_0, 362178570Sjb &dt_idops_func, intmtx_str }, 363178570Sjb{ "mutex_type_spin", DT_IDENT_FUNC, 0, DIF_SUBR_MUTEX_TYPE_SPIN, 364178570Sjb DT_ATTR_EVOLCMN, DT_VERS_1_0, 365178570Sjb &dt_idops_func, intmtx_str }, 366178570Sjb#endif 367178479Sjb{ "ntohl", DT_IDENT_FUNC, 0, DIF_SUBR_NTOHL, DT_ATTR_EVOLCMN, DT_VERS_1_3, 368178479Sjb &dt_idops_func, "uint32_t(uint32_t)" }, 369178479Sjb{ "ntohll", DT_IDENT_FUNC, 0, DIF_SUBR_NTOHLL, DT_ATTR_EVOLCMN, DT_VERS_1_3, 370178479Sjb &dt_idops_func, "uint64_t(uint64_t)" }, 371178479Sjb{ "ntohs", DT_IDENT_FUNC, 0, DIF_SUBR_NTOHS, DT_ATTR_EVOLCMN, DT_VERS_1_3, 372178479Sjb &dt_idops_func, "uint16_t(uint16_t)" }, 373178479Sjb{ "normalize", DT_IDENT_ACTFUNC, 0, DT_ACT_NORMALIZE, DT_ATTR_STABCMN, 374178479Sjb DT_VERS_1_0, &dt_idops_func, "void(...)" }, 375178479Sjb{ "panic", DT_IDENT_ACTFUNC, 0, DT_ACT_PANIC, DT_ATTR_STABCMN, DT_VERS_1_0, 376178479Sjb &dt_idops_func, "void()" }, 377178479Sjb{ "pid", DT_IDENT_SCALAR, 0, DIF_VAR_PID, DT_ATTR_STABCMN, DT_VERS_1_0, 378178479Sjb &dt_idops_type, "pid_t" }, 379178479Sjb{ "ppid", DT_IDENT_SCALAR, 0, DIF_VAR_PPID, DT_ATTR_STABCMN, DT_VERS_1_0, 380178479Sjb &dt_idops_type, "pid_t" }, 381248708Spfg{ "print", DT_IDENT_ACTFUNC, 0, DT_ACT_PRINT, DT_ATTR_STABCMN, DT_VERS_1_9, 382248708Spfg &dt_idops_func, "void(@)" }, 383178479Sjb{ "printa", DT_IDENT_ACTFUNC, 0, DT_ACT_PRINTA, DT_ATTR_STABCMN, DT_VERS_1_0, 384178479Sjb &dt_idops_func, "void(@, ...)" }, 385178479Sjb{ "printf", DT_IDENT_ACTFUNC, 0, DT_ACT_PRINTF, DT_ATTR_STABCMN, DT_VERS_1_0, 386178479Sjb &dt_idops_func, "void(@, ...)" }, 387178570Sjb{ "printm", DT_IDENT_ACTFUNC, 0, DT_ACT_PRINTM, DT_ATTR_STABCMN, DT_VERS_1_0, 388178570Sjb &dt_idops_func, "void(size_t, uintptr_t *)" }, 389178570Sjb{ "printt", DT_IDENT_ACTFUNC, 0, DT_ACT_PRINTT, DT_ATTR_STABCMN, DT_VERS_1_0, 390178570Sjb &dt_idops_func, "void(size_t, uintptr_t *)" }, 391178479Sjb{ "probefunc", DT_IDENT_SCALAR, 0, DIF_VAR_PROBEFUNC, 392178479Sjb DT_ATTR_STABCMN, DT_VERS_1_0, &dt_idops_type, "string" }, 393178479Sjb{ "probemod", DT_IDENT_SCALAR, 0, DIF_VAR_PROBEMOD, 394178479Sjb DT_ATTR_STABCMN, DT_VERS_1_0, &dt_idops_type, "string" }, 395178479Sjb{ "probename", DT_IDENT_SCALAR, 0, DIF_VAR_PROBENAME, 396178479Sjb DT_ATTR_STABCMN, DT_VERS_1_0, &dt_idops_type, "string" }, 397178479Sjb{ "probeprov", DT_IDENT_SCALAR, 0, DIF_VAR_PROBEPROV, 398178479Sjb DT_ATTR_STABCMN, DT_VERS_1_0, &dt_idops_type, "string" }, 399178479Sjb{ "progenyof", DT_IDENT_FUNC, 0, DIF_SUBR_PROGENYOF, 400178479Sjb DT_ATTR_STABCMN, DT_VERS_1_0, 401178479Sjb &dt_idops_func, "int(pid_t)" }, 402178479Sjb{ "quantize", DT_IDENT_AGGFUNC, 0, DTRACEAGG_QUANTIZE, 403178479Sjb DT_ATTR_STABCMN, DT_VERS_1_0, 404178479Sjb &dt_idops_func, "void(@, ...)" }, 405178479Sjb{ "raise", DT_IDENT_ACTFUNC, 0, DT_ACT_RAISE, DT_ATTR_STABCMN, DT_VERS_1_0, 406178479Sjb &dt_idops_func, "void(int)" }, 407178479Sjb{ "rand", DT_IDENT_FUNC, 0, DIF_SUBR_RAND, DT_ATTR_STABCMN, DT_VERS_1_0, 408178479Sjb &dt_idops_func, "int()" }, 409178479Sjb{ "rindex", DT_IDENT_FUNC, 0, DIF_SUBR_RINDEX, DT_ATTR_STABCMN, DT_VERS_1_1, 410178479Sjb &dt_idops_func, "int(const char *, const char *, [int])" }, 411178570Sjb#if defined(sun) 412178479Sjb{ "rw_iswriter", DT_IDENT_FUNC, 0, DIF_SUBR_RW_ISWRITER, 413178479Sjb DT_ATTR_EVOLCMN, DT_VERS_1_0, 414178479Sjb &dt_idops_func, "int(genunix`krwlock_t *)" }, 415178479Sjb{ "rw_read_held", DT_IDENT_FUNC, 0, DIF_SUBR_RW_READ_HELD, 416178479Sjb DT_ATTR_EVOLCMN, DT_VERS_1_0, 417178479Sjb &dt_idops_func, "int(genunix`krwlock_t *)" }, 418178479Sjb{ "rw_write_held", DT_IDENT_FUNC, 0, DIF_SUBR_RW_WRITE_HELD, 419178479Sjb DT_ATTR_EVOLCMN, DT_VERS_1_0, 420178479Sjb &dt_idops_func, "int(genunix`krwlock_t *)" }, 421178570Sjb#else 422178570Sjb{ "rw_iswriter", DT_IDENT_FUNC, 0, DIF_SUBR_RW_ISWRITER, 423178570Sjb DT_ATTR_EVOLCMN, DT_VERS_1_0, 424178570Sjb &dt_idops_func, rwlock_str }, 425178570Sjb{ "rw_read_held", DT_IDENT_FUNC, 0, DIF_SUBR_RW_READ_HELD, 426178570Sjb DT_ATTR_EVOLCMN, DT_VERS_1_0, 427178570Sjb &dt_idops_func, rwlock_str }, 428178570Sjb{ "rw_write_held", DT_IDENT_FUNC, 0, DIF_SUBR_RW_WRITE_HELD, 429178570Sjb DT_ATTR_EVOLCMN, DT_VERS_1_0, 430178570Sjb &dt_idops_func, rwlock_str }, 431178570Sjb#endif 432178479Sjb{ "self", DT_IDENT_PTR, 0, 0, DT_ATTR_STABCMN, DT_VERS_1_0, 433178479Sjb &dt_idops_type, "void" }, 434178479Sjb{ "setopt", DT_IDENT_ACTFUNC, 0, DT_ACT_SETOPT, DT_ATTR_STABCMN, 435178479Sjb DT_VERS_1_2, &dt_idops_func, "void(const char *, [const char *])" }, 436178479Sjb{ "speculate", DT_IDENT_ACTFUNC, 0, DT_ACT_SPECULATE, 437178479Sjb DT_ATTR_STABCMN, DT_VERS_1_0, 438178479Sjb &dt_idops_func, "void(int)" }, 439178479Sjb{ "speculation", DT_IDENT_FUNC, 0, DIF_SUBR_SPECULATION, 440178479Sjb DT_ATTR_STABCMN, DT_VERS_1_0, 441178479Sjb &dt_idops_func, "int()" }, 442178479Sjb{ "stack", DT_IDENT_ACTFUNC, 0, DT_ACT_STACK, DT_ATTR_STABCMN, DT_VERS_1_0, 443178479Sjb &dt_idops_func, "stack(...)" }, 444178479Sjb{ "stackdepth", DT_IDENT_SCALAR, 0, DIF_VAR_STACKDEPTH, 445178479Sjb DT_ATTR_STABCMN, DT_VERS_1_0, 446178479Sjb &dt_idops_type, "uint32_t" }, 447178479Sjb{ "stddev", DT_IDENT_AGGFUNC, 0, DTRACEAGG_STDDEV, DT_ATTR_STABCMN, 448178479Sjb DT_VERS_1_6, &dt_idops_func, "void(@)" }, 449178479Sjb{ "stop", DT_IDENT_ACTFUNC, 0, DT_ACT_STOP, DT_ATTR_STABCMN, DT_VERS_1_0, 450178479Sjb &dt_idops_func, "void()" }, 451178479Sjb{ "strchr", DT_IDENT_FUNC, 0, DIF_SUBR_STRCHR, DT_ATTR_STABCMN, DT_VERS_1_1, 452178479Sjb &dt_idops_func, "string(const char *, char)" }, 453178479Sjb{ "strlen", DT_IDENT_FUNC, 0, DIF_SUBR_STRLEN, DT_ATTR_STABCMN, DT_VERS_1_0, 454178479Sjb &dt_idops_func, "size_t(const char *)" }, 455178479Sjb{ "strjoin", DT_IDENT_FUNC, 0, DIF_SUBR_STRJOIN, DT_ATTR_STABCMN, DT_VERS_1_0, 456178479Sjb &dt_idops_func, "string(const char *, const char *)" }, 457178479Sjb{ "strrchr", DT_IDENT_FUNC, 0, DIF_SUBR_STRRCHR, DT_ATTR_STABCMN, DT_VERS_1_1, 458178479Sjb &dt_idops_func, "string(const char *, char)" }, 459178479Sjb{ "strstr", DT_IDENT_FUNC, 0, DIF_SUBR_STRSTR, DT_ATTR_STABCMN, DT_VERS_1_1, 460178479Sjb &dt_idops_func, "string(const char *, const char *)" }, 461178479Sjb{ "strtok", DT_IDENT_FUNC, 0, DIF_SUBR_STRTOK, DT_ATTR_STABCMN, DT_VERS_1_1, 462178479Sjb &dt_idops_func, "string(const char *, const char *)" }, 463268578Srpaulo{ "strtoll", DT_IDENT_FUNC, 0, DIF_SUBR_STRTOLL, DT_ATTR_STABCMN, DT_VERS_1_11, 464268578Srpaulo &dt_idops_func, "int64_t(const char *, [int])" }, 465178479Sjb{ "substr", DT_IDENT_FUNC, 0, DIF_SUBR_SUBSTR, DT_ATTR_STABCMN, DT_VERS_1_1, 466178479Sjb &dt_idops_func, "string(const char *, int, [int])" }, 467178479Sjb{ "sum", DT_IDENT_AGGFUNC, 0, DTRACEAGG_SUM, DT_ATTR_STABCMN, DT_VERS_1_0, 468178479Sjb &dt_idops_func, "void(@)" }, 469178570Sjb#if !defined(sun) 470178570Sjb{ "sx_isexclusive", DT_IDENT_FUNC, 0, DIF_SUBR_SX_ISEXCLUSIVE, 471178570Sjb DT_ATTR_EVOLCMN, DT_VERS_1_0, 472178570Sjb &dt_idops_func, sxlock_str }, 473178570Sjb{ "sx_shared_held", DT_IDENT_FUNC, 0, DIF_SUBR_SX_SHARED_HELD, 474178570Sjb DT_ATTR_EVOLCMN, DT_VERS_1_0, 475178570Sjb &dt_idops_func, sxlock_str }, 476178570Sjb{ "sx_exclusive_held", DT_IDENT_FUNC, 0, DIF_SUBR_SX_EXCLUSIVE_HELD, 477178570Sjb DT_ATTR_EVOLCMN, DT_VERS_1_0, 478178570Sjb &dt_idops_func, sxlock_str }, 479178570Sjb#endif 480178479Sjb{ "sym", DT_IDENT_ACTFUNC, 0, DT_ACT_SYM, DT_ATTR_STABCMN, 481178479Sjb DT_VERS_1_2, &dt_idops_func, "_symaddr(uintptr_t)" }, 482178479Sjb{ "system", DT_IDENT_ACTFUNC, 0, DT_ACT_SYSTEM, DT_ATTR_STABCMN, DT_VERS_1_0, 483178479Sjb &dt_idops_func, "void(@, ...)" }, 484178479Sjb{ "this", DT_IDENT_PTR, 0, 0, DT_ATTR_STABCMN, DT_VERS_1_0, 485178479Sjb &dt_idops_type, "void" }, 486178479Sjb{ "tid", DT_IDENT_SCALAR, 0, DIF_VAR_TID, DT_ATTR_STABCMN, DT_VERS_1_0, 487178479Sjb &dt_idops_type, "id_t" }, 488178479Sjb{ "timestamp", DT_IDENT_SCALAR, 0, DIF_VAR_TIMESTAMP, 489178479Sjb DT_ATTR_STABCMN, DT_VERS_1_0, 490178479Sjb &dt_idops_type, "uint64_t" }, 491248706Spfg{ "tolower", DT_IDENT_FUNC, 0, DIF_SUBR_TOLOWER, DT_ATTR_STABCMN, DT_VERS_1_8, 492248706Spfg &dt_idops_func, "string(const char *)" }, 493248706Spfg{ "toupper", DT_IDENT_FUNC, 0, DIF_SUBR_TOUPPER, DT_ATTR_STABCMN, DT_VERS_1_8, 494248706Spfg &dt_idops_func, "string(const char *)" }, 495178479Sjb{ "trace", DT_IDENT_ACTFUNC, 0, DT_ACT_TRACE, DT_ATTR_STABCMN, DT_VERS_1_0, 496178479Sjb &dt_idops_func, "void(@)" }, 497178479Sjb{ "tracemem", DT_IDENT_ACTFUNC, 0, DT_ACT_TRACEMEM, 498178479Sjb DT_ATTR_STABCMN, DT_VERS_1_0, 499248690Spfg &dt_idops_func, "void(@, size_t, ...)" }, 500178479Sjb{ "trunc", DT_IDENT_ACTFUNC, 0, DT_ACT_TRUNC, DT_ATTR_STABCMN, 501178479Sjb DT_VERS_1_0, &dt_idops_func, "void(...)" }, 502178570Sjb{ "typeref", DT_IDENT_FUNC, 0, DIF_SUBR_TYPEREF, DT_ATTR_STABCMN, DT_VERS_1_1, 503178570Sjb &dt_idops_func, "uintptr_t *(void *, size_t, string, size_t)" }, 504178479Sjb{ "uaddr", DT_IDENT_ACTFUNC, 0, DT_ACT_UADDR, DT_ATTR_STABCMN, 505178479Sjb DT_VERS_1_2, &dt_idops_func, "_usymaddr(uintptr_t)" }, 506178479Sjb{ "ucaller", DT_IDENT_SCALAR, 0, DIF_VAR_UCALLER, DT_ATTR_STABCMN, 507178479Sjb DT_VERS_1_2, &dt_idops_type, "uint64_t" }, 508178479Sjb{ "ufunc", DT_IDENT_ACTFUNC, 0, DT_ACT_USYM, DT_ATTR_STABCMN, 509178479Sjb DT_VERS_1_2, &dt_idops_func, "_usymaddr(uintptr_t)" }, 510178479Sjb{ "uid", DT_IDENT_SCALAR, 0, DIF_VAR_UID, DT_ATTR_STABCMN, DT_VERS_1_0, 511178479Sjb &dt_idops_type, "uid_t" }, 512178479Sjb{ "umod", DT_IDENT_ACTFUNC, 0, DT_ACT_UMOD, DT_ATTR_STABCMN, 513178479Sjb DT_VERS_1_2, &dt_idops_func, "_usymaddr(uintptr_t)" }, 514178479Sjb{ "uregs", DT_IDENT_ARRAY, 0, DIF_VAR_UREGS, DT_ATTR_STABCMN, DT_VERS_1_0, 515178479Sjb &dt_idops_regs, NULL }, 516178479Sjb{ "ustack", DT_IDENT_ACTFUNC, 0, DT_ACT_USTACK, DT_ATTR_STABCMN, DT_VERS_1_0, 517178479Sjb &dt_idops_func, "stack(...)" }, 518178479Sjb{ "ustackdepth", DT_IDENT_SCALAR, 0, DIF_VAR_USTACKDEPTH, 519178479Sjb DT_ATTR_STABCMN, DT_VERS_1_2, 520178479Sjb &dt_idops_type, "uint32_t" }, 521178479Sjb{ "usym", DT_IDENT_ACTFUNC, 0, DT_ACT_USYM, DT_ATTR_STABCMN, 522178479Sjb DT_VERS_1_2, &dt_idops_func, "_usymaddr(uintptr_t)" }, 523178479Sjb{ "vtimestamp", DT_IDENT_SCALAR, 0, DIF_VAR_VTIMESTAMP, 524178479Sjb DT_ATTR_STABCMN, DT_VERS_1_0, 525178479Sjb &dt_idops_type, "uint64_t" }, 526178479Sjb{ "walltimestamp", DT_IDENT_SCALAR, 0, DIF_VAR_WALLTIMESTAMP, 527178479Sjb DT_ATTR_STABCMN, DT_VERS_1_0, 528178479Sjb &dt_idops_type, "int64_t" }, 529178570Sjb#if defined(sun) 530178479Sjb{ "zonename", DT_IDENT_SCALAR, 0, DIF_VAR_ZONENAME, 531178479Sjb DT_ATTR_STABCMN, DT_VERS_1_0, &dt_idops_type, "string" }, 532178570Sjb#endif 533234691Srstone 534234691Srstone#if !defined(sun) 535234691Srstone{ "cpu", DT_IDENT_SCALAR, 0, DIF_VAR_CPU, 536234691Srstone DT_ATTR_STABCMN, DT_VERS_1_6_3, &dt_idops_type, "int" }, 537234691Srstone#endif 538234691Srstone 539178479Sjb{ NULL, 0, 0, 0, { 0, 0, 0 }, 0, NULL, NULL } 540178479Sjb}; 541178479Sjb 542178479Sjb/* 543178479Sjb * Tables of ILP32 intrinsic integer and floating-point type templates to use 544178479Sjb * to populate the dynamic "C" CTF type container. 545178479Sjb */ 546178479Sjbstatic const dt_intrinsic_t _dtrace_intrinsics_32[] = { 547178479Sjb{ "void", { CTF_INT_SIGNED, 0, 0 }, CTF_K_INTEGER }, 548178479Sjb{ "signed", { CTF_INT_SIGNED, 0, 32 }, CTF_K_INTEGER }, 549178479Sjb{ "unsigned", { 0, 0, 32 }, CTF_K_INTEGER }, 550178479Sjb{ "char", { CTF_INT_SIGNED | CTF_INT_CHAR, 0, 8 }, CTF_K_INTEGER }, 551178479Sjb{ "short", { CTF_INT_SIGNED, 0, 16 }, CTF_K_INTEGER }, 552178479Sjb{ "int", { CTF_INT_SIGNED, 0, 32 }, CTF_K_INTEGER }, 553178479Sjb{ "long", { CTF_INT_SIGNED, 0, 32 }, CTF_K_INTEGER }, 554178479Sjb{ "long long", { CTF_INT_SIGNED, 0, 64 }, CTF_K_INTEGER }, 555178479Sjb{ "signed char", { CTF_INT_SIGNED | CTF_INT_CHAR, 0, 8 }, CTF_K_INTEGER }, 556178479Sjb{ "signed short", { CTF_INT_SIGNED, 0, 16 }, CTF_K_INTEGER }, 557178479Sjb{ "signed int", { CTF_INT_SIGNED, 0, 32 }, CTF_K_INTEGER }, 558178479Sjb{ "signed long", { CTF_INT_SIGNED, 0, 32 }, CTF_K_INTEGER }, 559178479Sjb{ "signed long long", { CTF_INT_SIGNED, 0, 64 }, CTF_K_INTEGER }, 560178479Sjb{ "unsigned char", { CTF_INT_CHAR, 0, 8 }, CTF_K_INTEGER }, 561178479Sjb{ "unsigned short", { 0, 0, 16 }, CTF_K_INTEGER }, 562178479Sjb{ "unsigned int", { 0, 0, 32 }, CTF_K_INTEGER }, 563178479Sjb{ "unsigned long", { 0, 0, 32 }, CTF_K_INTEGER }, 564178479Sjb{ "unsigned long long", { 0, 0, 64 }, CTF_K_INTEGER }, 565178479Sjb{ "_Bool", { CTF_INT_BOOL, 0, 8 }, CTF_K_INTEGER }, 566178479Sjb{ "float", { CTF_FP_SINGLE, 0, 32 }, CTF_K_FLOAT }, 567178479Sjb{ "double", { CTF_FP_DOUBLE, 0, 64 }, CTF_K_FLOAT }, 568178479Sjb{ "long double", { CTF_FP_LDOUBLE, 0, 128 }, CTF_K_FLOAT }, 569178479Sjb{ "float imaginary", { CTF_FP_IMAGRY, 0, 32 }, CTF_K_FLOAT }, 570178479Sjb{ "double imaginary", { CTF_FP_DIMAGRY, 0, 64 }, CTF_K_FLOAT }, 571178479Sjb{ "long double imaginary", { CTF_FP_LDIMAGRY, 0, 128 }, CTF_K_FLOAT }, 572178479Sjb{ "float complex", { CTF_FP_CPLX, 0, 64 }, CTF_K_FLOAT }, 573178479Sjb{ "double complex", { CTF_FP_DCPLX, 0, 128 }, CTF_K_FLOAT }, 574178479Sjb{ "long double complex", { CTF_FP_LDCPLX, 0, 256 }, CTF_K_FLOAT }, 575178479Sjb{ NULL, { 0, 0, 0 }, 0 } 576178479Sjb}; 577178479Sjb 578178479Sjb/* 579178479Sjb * Tables of LP64 intrinsic integer and floating-point type templates to use 580178479Sjb * to populate the dynamic "C" CTF type container. 581178479Sjb */ 582178479Sjbstatic const dt_intrinsic_t _dtrace_intrinsics_64[] = { 583178479Sjb{ "void", { CTF_INT_SIGNED, 0, 0 }, CTF_K_INTEGER }, 584178479Sjb{ "signed", { CTF_INT_SIGNED, 0, 32 }, CTF_K_INTEGER }, 585178479Sjb{ "unsigned", { 0, 0, 32 }, CTF_K_INTEGER }, 586178479Sjb{ "char", { CTF_INT_SIGNED | CTF_INT_CHAR, 0, 8 }, CTF_K_INTEGER }, 587178479Sjb{ "short", { CTF_INT_SIGNED, 0, 16 }, CTF_K_INTEGER }, 588178479Sjb{ "int", { CTF_INT_SIGNED, 0, 32 }, CTF_K_INTEGER }, 589178479Sjb{ "long", { CTF_INT_SIGNED, 0, 64 }, CTF_K_INTEGER }, 590178479Sjb{ "long long", { CTF_INT_SIGNED, 0, 64 }, CTF_K_INTEGER }, 591178479Sjb{ "signed char", { CTF_INT_SIGNED | CTF_INT_CHAR, 0, 8 }, CTF_K_INTEGER }, 592178479Sjb{ "signed short", { CTF_INT_SIGNED, 0, 16 }, CTF_K_INTEGER }, 593178479Sjb{ "signed int", { CTF_INT_SIGNED, 0, 32 }, CTF_K_INTEGER }, 594178479Sjb{ "signed long", { CTF_INT_SIGNED, 0, 64 }, CTF_K_INTEGER }, 595178479Sjb{ "signed long long", { CTF_INT_SIGNED, 0, 64 }, CTF_K_INTEGER }, 596178479Sjb{ "unsigned char", { CTF_INT_CHAR, 0, 8 }, CTF_K_INTEGER }, 597178479Sjb{ "unsigned short", { 0, 0, 16 }, CTF_K_INTEGER }, 598178479Sjb{ "unsigned int", { 0, 0, 32 }, CTF_K_INTEGER }, 599178479Sjb{ "unsigned long", { 0, 0, 64 }, CTF_K_INTEGER }, 600178479Sjb{ "unsigned long long", { 0, 0, 64 }, CTF_K_INTEGER }, 601178479Sjb{ "_Bool", { CTF_INT_BOOL, 0, 8 }, CTF_K_INTEGER }, 602178479Sjb{ "float", { CTF_FP_SINGLE, 0, 32 }, CTF_K_FLOAT }, 603178479Sjb{ "double", { CTF_FP_DOUBLE, 0, 64 }, CTF_K_FLOAT }, 604178479Sjb{ "long double", { CTF_FP_LDOUBLE, 0, 128 }, CTF_K_FLOAT }, 605178479Sjb{ "float imaginary", { CTF_FP_IMAGRY, 0, 32 }, CTF_K_FLOAT }, 606178479Sjb{ "double imaginary", { CTF_FP_DIMAGRY, 0, 64 }, CTF_K_FLOAT }, 607178479Sjb{ "long double imaginary", { CTF_FP_LDIMAGRY, 0, 128 }, CTF_K_FLOAT }, 608178479Sjb{ "float complex", { CTF_FP_CPLX, 0, 64 }, CTF_K_FLOAT }, 609178479Sjb{ "double complex", { CTF_FP_DCPLX, 0, 128 }, CTF_K_FLOAT }, 610178479Sjb{ "long double complex", { CTF_FP_LDCPLX, 0, 256 }, CTF_K_FLOAT }, 611178479Sjb{ NULL, { 0, 0, 0 }, 0 } 612178479Sjb}; 613178479Sjb 614178479Sjb/* 615178479Sjb * Tables of ILP32 typedefs to use to populate the dynamic "D" CTF container. 616178479Sjb * These aliases ensure that D definitions can use typical <sys/types.h> names. 617178479Sjb */ 618178479Sjbstatic const dt_typedef_t _dtrace_typedefs_32[] = { 619178479Sjb{ "char", "int8_t" }, 620178479Sjb{ "short", "int16_t" }, 621178479Sjb{ "int", "int32_t" }, 622178479Sjb{ "long long", "int64_t" }, 623178479Sjb{ "int", "intptr_t" }, 624178479Sjb{ "int", "ssize_t" }, 625178479Sjb{ "unsigned char", "uint8_t" }, 626178479Sjb{ "unsigned short", "uint16_t" }, 627178479Sjb{ "unsigned", "uint32_t" }, 628178479Sjb{ "unsigned long long", "uint64_t" }, 629178479Sjb{ "unsigned char", "uchar_t" }, 630178479Sjb{ "unsigned short", "ushort_t" }, 631178479Sjb{ "unsigned", "uint_t" }, 632178479Sjb{ "unsigned long", "ulong_t" }, 633178479Sjb{ "unsigned long long", "u_longlong_t" }, 634178479Sjb{ "int", "ptrdiff_t" }, 635178479Sjb{ "unsigned", "uintptr_t" }, 636178479Sjb{ "unsigned", "size_t" }, 637178479Sjb{ "long", "id_t" }, 638178479Sjb{ "long", "pid_t" }, 639178479Sjb{ NULL, NULL } 640178479Sjb}; 641178479Sjb 642178479Sjb/* 643178479Sjb * Tables of LP64 typedefs to use to populate the dynamic "D" CTF container. 644178479Sjb * These aliases ensure that D definitions can use typical <sys/types.h> names. 645178479Sjb */ 646178479Sjbstatic const dt_typedef_t _dtrace_typedefs_64[] = { 647178479Sjb{ "char", "int8_t" }, 648178479Sjb{ "short", "int16_t" }, 649178479Sjb{ "int", "int32_t" }, 650178479Sjb{ "long", "int64_t" }, 651178479Sjb{ "long", "intptr_t" }, 652178479Sjb{ "long", "ssize_t" }, 653178479Sjb{ "unsigned char", "uint8_t" }, 654178479Sjb{ "unsigned short", "uint16_t" }, 655178479Sjb{ "unsigned", "uint32_t" }, 656178479Sjb{ "unsigned long", "uint64_t" }, 657178479Sjb{ "unsigned char", "uchar_t" }, 658178479Sjb{ "unsigned short", "ushort_t" }, 659178479Sjb{ "unsigned", "uint_t" }, 660178479Sjb{ "unsigned long", "ulong_t" }, 661178479Sjb{ "unsigned long long", "u_longlong_t" }, 662178479Sjb{ "long", "ptrdiff_t" }, 663178479Sjb{ "unsigned long", "uintptr_t" }, 664178479Sjb{ "unsigned long", "size_t" }, 665178479Sjb{ "int", "id_t" }, 666178479Sjb{ "int", "pid_t" }, 667178479Sjb{ NULL, NULL } 668178479Sjb}; 669178479Sjb 670178479Sjb/* 671178479Sjb * Tables of ILP32 integer type templates used to populate the dtp->dt_ints[] 672178479Sjb * cache when a new dtrace client open occurs. Values are set by dtrace_open(). 673178479Sjb */ 674178479Sjbstatic const dt_intdesc_t _dtrace_ints_32[] = { 675178479Sjb{ "int", NULL, CTF_ERR, 0x7fffffffULL }, 676178479Sjb{ "unsigned int", NULL, CTF_ERR, 0xffffffffULL }, 677178479Sjb{ "long", NULL, CTF_ERR, 0x7fffffffULL }, 678178479Sjb{ "unsigned long", NULL, CTF_ERR, 0xffffffffULL }, 679178479Sjb{ "long long", NULL, CTF_ERR, 0x7fffffffffffffffULL }, 680178479Sjb{ "unsigned long long", NULL, CTF_ERR, 0xffffffffffffffffULL } 681178479Sjb}; 682178479Sjb 683178479Sjb/* 684178479Sjb * Tables of LP64 integer type templates used to populate the dtp->dt_ints[] 685178479Sjb * cache when a new dtrace client open occurs. Values are set by dtrace_open(). 686178479Sjb */ 687178479Sjbstatic const dt_intdesc_t _dtrace_ints_64[] = { 688178479Sjb{ "int", NULL, CTF_ERR, 0x7fffffffULL }, 689178479Sjb{ "unsigned int", NULL, CTF_ERR, 0xffffffffULL }, 690178479Sjb{ "long", NULL, CTF_ERR, 0x7fffffffffffffffULL }, 691178479Sjb{ "unsigned long", NULL, CTF_ERR, 0xffffffffffffffffULL }, 692178479Sjb{ "long long", NULL, CTF_ERR, 0x7fffffffffffffffULL }, 693178479Sjb{ "unsigned long long", NULL, CTF_ERR, 0xffffffffffffffffULL } 694178479Sjb}; 695178479Sjb 696178479Sjb/* 697178479Sjb * Table of macro variable templates used to populate the macro identifier hash 698178479Sjb * when a new dtrace client open occurs. Values are set by dtrace_update(). 699178479Sjb */ 700178479Sjbstatic const dt_ident_t _dtrace_macros[] = { 701178479Sjb{ "egid", DT_IDENT_SCALAR, 0, 0, DT_ATTR_STABCMN, DT_VERS_1_0 }, 702178479Sjb{ "euid", DT_IDENT_SCALAR, 0, 0, DT_ATTR_STABCMN, DT_VERS_1_0 }, 703178479Sjb{ "gid", DT_IDENT_SCALAR, 0, 0, DT_ATTR_STABCMN, DT_VERS_1_0 }, 704178479Sjb{ "pid", DT_IDENT_SCALAR, 0, 0, DT_ATTR_STABCMN, DT_VERS_1_0 }, 705178479Sjb{ "pgid", DT_IDENT_SCALAR, 0, 0, DT_ATTR_STABCMN, DT_VERS_1_0 }, 706178479Sjb{ "ppid", DT_IDENT_SCALAR, 0, 0, DT_ATTR_STABCMN, DT_VERS_1_0 }, 707178479Sjb{ "projid", DT_IDENT_SCALAR, 0, 0, DT_ATTR_STABCMN, DT_VERS_1_0 }, 708178479Sjb{ "sid", DT_IDENT_SCALAR, 0, 0, DT_ATTR_STABCMN, DT_VERS_1_0 }, 709178479Sjb{ "taskid", DT_IDENT_SCALAR, 0, 0, DT_ATTR_STABCMN, DT_VERS_1_0 }, 710178479Sjb{ "target", DT_IDENT_SCALAR, 0, 0, DT_ATTR_STABCMN, DT_VERS_1_0 }, 711178479Sjb{ "uid", DT_IDENT_SCALAR, 0, 0, DT_ATTR_STABCMN, DT_VERS_1_0 }, 712178479Sjb{ NULL, 0, 0, 0, { 0, 0, 0 }, 0 } 713178479Sjb}; 714178479Sjb 715178479Sjb/* 716178479Sjb * Hard-wired definition string to be compiled and cached every time a new 717178479Sjb * DTrace library handle is initialized. This string should only be used to 718178479Sjb * contain definitions that should be present regardless of DTRACE_O_NOLIBS. 719178479Sjb */ 720178479Sjbstatic const char _dtrace_hardwire[] = "\ 721178479Sjbinline long NULL = 0; \n\ 722178479Sjb#pragma D binding \"1.0\" NULL\n\ 723178479Sjb"; 724178479Sjb 725178479Sjb/* 726178479Sjb * Default DTrace configuration to use when opening libdtrace DTRACE_O_NODEV. 727178479Sjb * If DTRACE_O_NODEV is not set, we load the configuration from the kernel. 728178479Sjb * The use of CTF_MODEL_NATIVE is more subtle than it might appear: we are 729178479Sjb * relying on the fact that when running dtrace(1M), isaexec will invoke the 730178479Sjb * binary with the same bitness as the kernel, which is what we want by default 731178479Sjb * when generating our DIF. The user can override the choice using oflags. 732178479Sjb */ 733178479Sjbstatic const dtrace_conf_t _dtrace_conf = { 734178479Sjb DIF_VERSION, /* dtc_difversion */ 735178479Sjb DIF_DIR_NREGS, /* dtc_difintregs */ 736178479Sjb DIF_DTR_NREGS, /* dtc_diftupregs */ 737178479Sjb CTF_MODEL_NATIVE /* dtc_ctfmodel */ 738178479Sjb}; 739178479Sjb 740178479Sjbconst dtrace_attribute_t _dtrace_maxattr = { 741178479Sjb DTRACE_STABILITY_MAX, 742178479Sjb DTRACE_STABILITY_MAX, 743178479Sjb DTRACE_CLASS_MAX 744178479Sjb}; 745178479Sjb 746178479Sjbconst dtrace_attribute_t _dtrace_defattr = { 747178479Sjb DTRACE_STABILITY_STABLE, 748178479Sjb DTRACE_STABILITY_STABLE, 749178479Sjb DTRACE_CLASS_COMMON 750178479Sjb}; 751178479Sjb 752178479Sjbconst dtrace_attribute_t _dtrace_symattr = { 753178479Sjb DTRACE_STABILITY_PRIVATE, 754178479Sjb DTRACE_STABILITY_PRIVATE, 755178479Sjb DTRACE_CLASS_UNKNOWN 756178479Sjb}; 757178479Sjb 758178479Sjbconst dtrace_attribute_t _dtrace_typattr = { 759178479Sjb DTRACE_STABILITY_PRIVATE, 760178479Sjb DTRACE_STABILITY_PRIVATE, 761178479Sjb DTRACE_CLASS_UNKNOWN 762178479Sjb}; 763178479Sjb 764178479Sjbconst dtrace_attribute_t _dtrace_prvattr = { 765178479Sjb DTRACE_STABILITY_PRIVATE, 766178479Sjb DTRACE_STABILITY_PRIVATE, 767178479Sjb DTRACE_CLASS_UNKNOWN 768178479Sjb}; 769178479Sjb 770178479Sjbconst dtrace_pattr_t _dtrace_prvdesc = { 771178479Sjb{ DTRACE_STABILITY_UNSTABLE, DTRACE_STABILITY_UNSTABLE, DTRACE_CLASS_COMMON }, 772178479Sjb{ DTRACE_STABILITY_UNSTABLE, DTRACE_STABILITY_UNSTABLE, DTRACE_CLASS_COMMON }, 773178479Sjb{ DTRACE_STABILITY_UNSTABLE, DTRACE_STABILITY_UNSTABLE, DTRACE_CLASS_COMMON }, 774178479Sjb{ DTRACE_STABILITY_UNSTABLE, DTRACE_STABILITY_UNSTABLE, DTRACE_CLASS_COMMON }, 775178479Sjb{ DTRACE_STABILITY_UNSTABLE, DTRACE_STABILITY_UNSTABLE, DTRACE_CLASS_COMMON }, 776178479Sjb}; 777178479Sjb 778178570Sjb#if defined(sun) 779178479Sjbconst char *_dtrace_defcpp = "/usr/ccs/lib/cpp"; /* default cpp(1) to invoke */ 780178479Sjbconst char *_dtrace_defld = "/usr/ccs/bin/ld"; /* default ld(1) to invoke */ 781178570Sjb#else 782178570Sjbconst char *_dtrace_defcpp = "cpp"; /* default cpp(1) to invoke */ 783178570Sjbconst char *_dtrace_defld = "ld"; /* default ld(1) to invoke */ 784178570Sjb#endif 785178479Sjb 786178479Sjbconst char *_dtrace_libdir = "/usr/lib/dtrace"; /* default library directory */ 787178570Sjb#if defined(sun) 788178479Sjbconst char *_dtrace_provdir = "/dev/dtrace/provider"; /* provider directory */ 789178570Sjb#else 790178570Sjbconst char *_dtrace_provdir = "/dev/dtrace"; /* provider directory */ 791178570Sjb#endif 792178479Sjb 793178479Sjbint _dtrace_strbuckets = 211; /* default number of hash buckets (prime) */ 794178479Sjbint _dtrace_intbuckets = 256; /* default number of integer buckets (Pof2) */ 795178479Sjbuint_t _dtrace_strsize = 256; /* default size of string intrinsic type */ 796178479Sjbuint_t _dtrace_stkindent = 14; /* default whitespace indent for stack/ustack */ 797178479Sjbuint_t _dtrace_pidbuckets = 64; /* default number of pid hash buckets */ 798178479Sjbuint_t _dtrace_pidlrulim = 8; /* default number of pid handles to cache */ 799178479Sjbsize_t _dtrace_bufsize = 512; /* default dt_buf_create() size */ 800178479Sjbint _dtrace_argmax = 32; /* default maximum number of probe arguments */ 801178479Sjb 802178479Sjbint _dtrace_debug = 0; /* debug messages enabled (off) */ 803178479Sjbconst char *const _dtrace_version = DT_VERS_STRING; /* API version string */ 804178479Sjbint _dtrace_rdvers = RD_VERSION; /* rtld_db feature version */ 805178479Sjb 806178479Sjbtypedef struct dt_fdlist { 807178479Sjb int *df_fds; /* array of provider driver file descriptors */ 808178479Sjb uint_t df_ents; /* number of valid elements in df_fds[] */ 809178479Sjb uint_t df_size; /* size of df_fds[] */ 810178479Sjb} dt_fdlist_t; 811178479Sjb 812178570Sjb#if defined(sun) 813178479Sjb#pragma init(_dtrace_init) 814178570Sjb#else 815178570Sjbvoid _dtrace_init(void) __attribute__ ((constructor)); 816178570Sjb#endif 817178479Sjbvoid 818178479Sjb_dtrace_init(void) 819178479Sjb{ 820178479Sjb _dtrace_debug = getenv("DTRACE_DEBUG") != NULL; 821178479Sjb 822178479Sjb for (; _dtrace_rdvers > 0; _dtrace_rdvers--) { 823178479Sjb if (rd_init(_dtrace_rdvers) == RD_OK) 824178479Sjb break; 825178479Sjb } 826178570Sjb#if defined(__i386__) 827178570Sjb /* make long doubles 64 bits -sson */ 828178570Sjb (void) fpsetprec(FP_PE); 829178570Sjb#endif 830178479Sjb} 831178479Sjb 832178479Sjbstatic dtrace_hdl_t * 833178479Sjbset_open_errno(dtrace_hdl_t *dtp, int *errp, int err) 834178479Sjb{ 835178479Sjb if (dtp != NULL) 836178479Sjb dtrace_close(dtp); 837178479Sjb if (errp != NULL) 838178479Sjb *errp = err; 839178479Sjb return (NULL); 840178479Sjb} 841178479Sjb 842178479Sjbstatic void 843178479Sjbdt_provmod_open(dt_provmod_t **provmod, dt_fdlist_t *dfp) 844178479Sjb{ 845178479Sjb dt_provmod_t *prov; 846178479Sjb char path[PATH_MAX]; 847178570Sjb int fd; 848178570Sjb#if defined(sun) 849178479Sjb struct dirent *dp, *ep; 850178479Sjb DIR *dirp; 851178479Sjb 852178479Sjb if ((dirp = opendir(_dtrace_provdir)) == NULL) 853178479Sjb return; /* failed to open directory; just skip it */ 854178479Sjb 855178479Sjb ep = alloca(sizeof (struct dirent) + PATH_MAX + 1); 856178479Sjb bzero(ep, sizeof (struct dirent) + PATH_MAX + 1); 857178479Sjb 858178479Sjb while (readdir_r(dirp, ep, &dp) == 0 && dp != NULL) { 859178479Sjb if (dp->d_name[0] == '.') 860178479Sjb continue; /* skip "." and ".." */ 861178479Sjb 862178479Sjb if (dfp->df_ents == dfp->df_size) { 863178479Sjb uint_t size = dfp->df_size ? dfp->df_size * 2 : 16; 864178479Sjb int *fds = realloc(dfp->df_fds, size * sizeof (int)); 865178479Sjb 866178479Sjb if (fds == NULL) 867178479Sjb break; /* skip the rest of this directory */ 868178479Sjb 869178479Sjb dfp->df_fds = fds; 870178479Sjb dfp->df_size = size; 871178479Sjb } 872178479Sjb 873178479Sjb (void) snprintf(path, sizeof (path), "%s/%s", 874178479Sjb _dtrace_provdir, dp->d_name); 875178479Sjb 876178479Sjb if ((fd = open(path, O_RDONLY)) == -1) 877178479Sjb continue; /* failed to open driver; just skip it */ 878178479Sjb 879178479Sjb if (((prov = malloc(sizeof (dt_provmod_t))) == NULL) || 880178479Sjb (prov->dp_name = malloc(strlen(dp->d_name) + 1)) == NULL) { 881178479Sjb free(prov); 882178479Sjb (void) close(fd); 883178479Sjb break; 884178479Sjb } 885178479Sjb 886178479Sjb (void) strcpy(prov->dp_name, dp->d_name); 887178479Sjb prov->dp_next = *provmod; 888178479Sjb *provmod = prov; 889178479Sjb 890178479Sjb dt_dprintf("opened provider %s\n", dp->d_name); 891178479Sjb dfp->df_fds[dfp->df_ents++] = fd; 892178479Sjb } 893178479Sjb 894178479Sjb (void) closedir(dirp); 895178570Sjb#else 896178570Sjb char *p; 897178570Sjb char *p1; 898178570Sjb char *p_providers = NULL; 899178570Sjb int error; 900178570Sjb size_t len = 0; 901178570Sjb 902178570Sjb /* 903178570Sjb * Loop to allocate/reallocate memory for the string of provider 904178570Sjb * names and retry: 905178570Sjb */ 906178570Sjb while(1) { 907178570Sjb /* 908178570Sjb * The first time around, get the string length. The next time, 909178570Sjb * hopefully we've allocated enough memory. 910178570Sjb */ 911178570Sjb error = sysctlbyname("debug.dtrace.providers",p_providers,&len,NULL,0); 912178570Sjb if (len == 0) 913178570Sjb /* No providers? That's strange. Where's dtrace? */ 914178570Sjb break; 915178570Sjb else if (error == 0 && p_providers == NULL) { 916178570Sjb /* 917178570Sjb * Allocate the initial memory which should be enough 918178570Sjb * unless another provider loads before we have 919178570Sjb * time to go back and get the string. 920178570Sjb */ 921178570Sjb if ((p_providers = malloc(len)) == NULL) 922178570Sjb /* How do we report errors here? */ 923178570Sjb return; 924178570Sjb } else if (error == -1 && errno == ENOMEM) { 925178570Sjb /* 926178570Sjb * The current buffer isn't large enough, so 927178570Sjb * reallocate it. We normally won't need to do this 928178570Sjb * because providers aren't being loaded all the time. 929178570Sjb */ 930178570Sjb if ((p = realloc(p_providers,len)) == NULL) 931178570Sjb /* How do we report errors here? */ 932178570Sjb return; 933178570Sjb p_providers = p; 934178570Sjb } else 935178570Sjb break; 936178570Sjb } 937178570Sjb 938178570Sjb /* Check if we got a string of provider names: */ 939178570Sjb if (error == 0 && len > 0 && p_providers != NULL) { 940178570Sjb p = p_providers; 941178570Sjb 942178570Sjb /* 943178570Sjb * Parse the string containing the space separated 944178570Sjb * provider names. 945178570Sjb */ 946178570Sjb while ((p1 = strsep(&p," ")) != NULL) { 947178570Sjb if (dfp->df_ents == dfp->df_size) { 948178570Sjb uint_t size = dfp->df_size ? dfp->df_size * 2 : 16; 949178570Sjb int *fds = realloc(dfp->df_fds, size * sizeof (int)); 950178570Sjb 951178570Sjb if (fds == NULL) 952178570Sjb break; 953178570Sjb 954178570Sjb dfp->df_fds = fds; 955178570Sjb dfp->df_size = size; 956178570Sjb } 957178570Sjb 958178570Sjb (void) snprintf(path, sizeof (path), "/dev/dtrace/%s", p1); 959178570Sjb 960178570Sjb if ((fd = open(path, O_RDONLY)) == -1) 961178570Sjb continue; /* failed to open driver; just skip it */ 962178570Sjb 963178570Sjb if (((prov = malloc(sizeof (dt_provmod_t))) == NULL) || 964178570Sjb (prov->dp_name = malloc(strlen(p1) + 1)) == NULL) { 965178570Sjb free(prov); 966178570Sjb (void) close(fd); 967178570Sjb break; 968178570Sjb } 969178570Sjb 970178570Sjb (void) strcpy(prov->dp_name, p1); 971178570Sjb prov->dp_next = *provmod; 972178570Sjb *provmod = prov; 973178570Sjb 974178570Sjb dt_dprintf("opened provider %s\n", p1); 975178570Sjb dfp->df_fds[dfp->df_ents++] = fd; 976178570Sjb } 977178570Sjb } 978178570Sjb if (p_providers != NULL) 979178570Sjb free(p_providers); 980178570Sjb#endif 981178479Sjb} 982178479Sjb 983178479Sjbstatic void 984178479Sjbdt_provmod_destroy(dt_provmod_t **provmod) 985178479Sjb{ 986178479Sjb dt_provmod_t *next, *current; 987178479Sjb 988178479Sjb for (current = *provmod; current != NULL; current = next) { 989178479Sjb next = current->dp_next; 990178479Sjb free(current->dp_name); 991178479Sjb free(current); 992178479Sjb } 993178479Sjb 994178479Sjb *provmod = NULL; 995178479Sjb} 996178479Sjb 997178570Sjb#if defined(sun) 998178479Sjbstatic const char * 999178479Sjbdt_get_sysinfo(int cmd, char *buf, size_t len) 1000178479Sjb{ 1001178479Sjb ssize_t rv = sysinfo(cmd, buf, len); 1002178479Sjb char *p = buf; 1003178479Sjb 1004178479Sjb if (rv < 0 || rv > len) 1005178479Sjb (void) snprintf(buf, len, "%s", "Unknown"); 1006178479Sjb 1007178479Sjb while ((p = strchr(p, '.')) != NULL) 1008178479Sjb *p++ = '_'; 1009178479Sjb 1010178479Sjb return (buf); 1011178479Sjb} 1012178570Sjb#endif 1013178479Sjb 1014178479Sjbstatic dtrace_hdl_t * 1015178479Sjbdt_vopen(int version, int flags, int *errp, 1016178479Sjb const dtrace_vector_t *vector, void *arg) 1017178479Sjb{ 1018178479Sjb dtrace_hdl_t *dtp = NULL; 1019178479Sjb int dtfd = -1, ftfd = -1, fterr = 0; 1020178479Sjb dtrace_prog_t *pgp; 1021178479Sjb dt_module_t *dmp; 1022178479Sjb dt_provmod_t *provmod = NULL; 1023178479Sjb int i, err; 1024178479Sjb struct rlimit rl; 1025178479Sjb 1026178479Sjb const dt_intrinsic_t *dinp; 1027178479Sjb const dt_typedef_t *dtyp; 1028178479Sjb const dt_ident_t *idp; 1029178479Sjb 1030178479Sjb dtrace_typeinfo_t dtt; 1031178479Sjb ctf_funcinfo_t ctc; 1032178479Sjb ctf_arinfo_t ctr; 1033178479Sjb 1034178479Sjb dt_fdlist_t df = { NULL, 0, 0 }; 1035178479Sjb 1036178479Sjb char isadef[32], utsdef[32]; 1037178479Sjb char s1[64], s2[64]; 1038178479Sjb 1039178479Sjb if (version <= 0) 1040178479Sjb return (set_open_errno(dtp, errp, EINVAL)); 1041178479Sjb 1042178479Sjb if (version > DTRACE_VERSION) 1043178479Sjb return (set_open_errno(dtp, errp, EDT_VERSION)); 1044178479Sjb 1045178479Sjb if (version < DTRACE_VERSION) { 1046178479Sjb /* 1047178479Sjb * Currently, increasing the library version number is used to 1048178479Sjb * denote a binary incompatible change. That is, a consumer 1049178479Sjb * of the library cannot run on a version of the library with 1050178479Sjb * a higher DTRACE_VERSION number than the consumer compiled 1051178479Sjb * against. Once the library API has been committed to, 1052178479Sjb * backwards binary compatibility will be required; at that 1053178479Sjb * time, this check should change to return EDT_OVERSION only 1054178479Sjb * if the specified version number is less than the version 1055178479Sjb * number at the time of interface commitment. 1056178479Sjb */ 1057178479Sjb return (set_open_errno(dtp, errp, EDT_OVERSION)); 1058178479Sjb } 1059178479Sjb 1060178479Sjb if (flags & ~DTRACE_O_MASK) 1061178479Sjb return (set_open_errno(dtp, errp, EINVAL)); 1062178479Sjb 1063178479Sjb if ((flags & DTRACE_O_LP64) && (flags & DTRACE_O_ILP32)) 1064178479Sjb return (set_open_errno(dtp, errp, EINVAL)); 1065178479Sjb 1066178479Sjb if (vector == NULL && arg != NULL) 1067178479Sjb return (set_open_errno(dtp, errp, EINVAL)); 1068178479Sjb 1069178479Sjb if (elf_version(EV_CURRENT) == EV_NONE) 1070178479Sjb return (set_open_errno(dtp, errp, EDT_ELFVERSION)); 1071178479Sjb 1072178479Sjb if (vector != NULL || (flags & DTRACE_O_NODEV)) 1073178479Sjb goto alloc; /* do not attempt to open dtrace device */ 1074178479Sjb 1075178479Sjb /* 1076178479Sjb * Before we get going, crank our limit on file descriptors up to the 1077178479Sjb * hard limit. This is to allow for the fact that libproc keeps file 1078178479Sjb * descriptors to objects open for the lifetime of the proc handle; 1079178479Sjb * without raising our hard limit, we would have an acceptably small 1080178479Sjb * bound on the number of processes that we could concurrently 1081178479Sjb * instrument with the pid provider. 1082178479Sjb */ 1083178479Sjb if (getrlimit(RLIMIT_NOFILE, &rl) == 0) { 1084178479Sjb rl.rlim_cur = rl.rlim_max; 1085178479Sjb (void) setrlimit(RLIMIT_NOFILE, &rl); 1086178479Sjb } 1087178479Sjb 1088178479Sjb /* 1089178479Sjb * Get the device path of each of the providers. We hold them open 1090178479Sjb * in the df.df_fds list until we open the DTrace driver itself, 1091178479Sjb * allowing us to see all of the probes provided on this system. Once 1092178479Sjb * we have the DTrace driver open, we can safely close all the providers 1093178479Sjb * now that they have registered with the framework. 1094178479Sjb */ 1095178479Sjb dt_provmod_open(&provmod, &df); 1096178479Sjb 1097178479Sjb dtfd = open("/dev/dtrace/dtrace", O_RDWR); 1098178479Sjb err = errno; /* save errno from opening dtfd */ 1099254197Srpaulo#if defined(__FreeBSD__) 1100254197Srpaulo /* 1101254197Srpaulo * Automatically load the 'dtraceall' module if we couldn't open the 1102254197Srpaulo * char device. 1103254197Srpaulo */ 1104254197Srpaulo if (err == ENOENT && modfind("dtraceall") < 0) { 1105254197Srpaulo kldload("dtraceall"); /* ignore the error */ 1106254197Srpaulo dtfd = open("/dev/dtrace/dtrace", O_RDWR); 1107254197Srpaulo err = errno; 1108254197Srpaulo } 1109254197Srpaulo#endif 1110178570Sjb#if defined(sun) 1111178479Sjb ftfd = open("/dev/dtrace/provider/fasttrap", O_RDWR); 1112178570Sjb#else 1113178570Sjb ftfd = open("/dev/dtrace/fasttrap", O_RDWR); 1114178570Sjb#endif 1115178479Sjb fterr = ftfd == -1 ? errno : 0; /* save errno from open ftfd */ 1116178479Sjb 1117178479Sjb while (df.df_ents-- != 0) 1118178479Sjb (void) close(df.df_fds[df.df_ents]); 1119178479Sjb 1120178479Sjb free(df.df_fds); 1121178479Sjb 1122178479Sjb /* 1123178479Sjb * If we failed to open the dtrace device, fail dtrace_open(). 1124178479Sjb * We convert some kernel errnos to custom libdtrace errnos to 1125178479Sjb * improve the resulting message from the usual strerror(). 1126178479Sjb */ 1127178479Sjb if (dtfd == -1) { 1128178479Sjb dt_provmod_destroy(&provmod); 1129178479Sjb switch (err) { 1130178479Sjb case ENOENT: 1131178479Sjb err = EDT_NOENT; 1132178479Sjb break; 1133178479Sjb case EBUSY: 1134178479Sjb err = EDT_BUSY; 1135178479Sjb break; 1136178479Sjb case EACCES: 1137178479Sjb err = EDT_ACCESS; 1138178479Sjb break; 1139178479Sjb } 1140178479Sjb return (set_open_errno(dtp, errp, err)); 1141178479Sjb } 1142178479Sjb 1143178479Sjb (void) fcntl(dtfd, F_SETFD, FD_CLOEXEC); 1144178479Sjb (void) fcntl(ftfd, F_SETFD, FD_CLOEXEC); 1145178479Sjb 1146178479Sjballoc: 1147178479Sjb if ((dtp = malloc(sizeof (dtrace_hdl_t))) == NULL) 1148178479Sjb return (set_open_errno(dtp, errp, EDT_NOMEM)); 1149178479Sjb 1150178479Sjb bzero(dtp, sizeof (dtrace_hdl_t)); 1151178479Sjb dtp->dt_oflags = flags; 1152211554Srpaulo#if defined(sun) 1153178479Sjb dtp->dt_prcmode = DT_PROC_STOP_PREINIT; 1154211554Srpaulo#else 1155269724Smarkj dtp->dt_prcmode = DT_PROC_STOP_POSTINIT; 1156211554Srpaulo#endif 1157178479Sjb dtp->dt_linkmode = DT_LINK_KERNEL; 1158178479Sjb dtp->dt_linktype = DT_LTYP_ELF; 1159178479Sjb dtp->dt_xlatemode = DT_XL_STATIC; 1160178479Sjb dtp->dt_stdcmode = DT_STDC_XA; 1161268578Srpaulo dtp->dt_encoding = DT_ENCODING_UNSET; 1162178479Sjb dtp->dt_version = version; 1163178479Sjb dtp->dt_fd = dtfd; 1164178479Sjb dtp->dt_ftfd = ftfd; 1165178479Sjb dtp->dt_fterr = fterr; 1166178479Sjb dtp->dt_cdefs_fd = -1; 1167178479Sjb dtp->dt_ddefs_fd = -1; 1168178570Sjb#if defined(sun) 1169178479Sjb dtp->dt_stdout_fd = -1; 1170178570Sjb#else 1171178570Sjb dtp->dt_freopen_fp = NULL; 1172178570Sjb#endif 1173178479Sjb dtp->dt_modbuckets = _dtrace_strbuckets; 1174178479Sjb dtp->dt_mods = calloc(dtp->dt_modbuckets, sizeof (dt_module_t *)); 1175178479Sjb dtp->dt_provbuckets = _dtrace_strbuckets; 1176178479Sjb dtp->dt_provs = calloc(dtp->dt_provbuckets, sizeof (dt_provider_t *)); 1177249573Spfg dt_proc_hash_create(dtp); 1178178479Sjb dtp->dt_vmax = DT_VERS_LATEST; 1179178479Sjb dtp->dt_cpp_path = strdup(_dtrace_defcpp); 1180178479Sjb dtp->dt_cpp_argv = malloc(sizeof (char *)); 1181178479Sjb dtp->dt_cpp_argc = 1; 1182178479Sjb dtp->dt_cpp_args = 1; 1183178479Sjb dtp->dt_ld_path = strdup(_dtrace_defld); 1184178479Sjb dtp->dt_provmod = provmod; 1185178479Sjb dtp->dt_vector = vector; 1186178479Sjb dtp->dt_varg = arg; 1187178479Sjb dt_dof_init(dtp); 1188178479Sjb (void) uname(&dtp->dt_uts); 1189178479Sjb 1190178479Sjb if (dtp->dt_mods == NULL || dtp->dt_provs == NULL || 1191249573Spfg dtp->dt_procs == NULL || dtp->dt_ld_path == NULL || 1192249573Spfg dtp->dt_cpp_path == NULL || dtp->dt_cpp_argv == NULL) 1193178479Sjb return (set_open_errno(dtp, errp, EDT_NOMEM)); 1194178479Sjb 1195178479Sjb for (i = 0; i < DTRACEOPT_MAX; i++) 1196178479Sjb dtp->dt_options[i] = DTRACEOPT_UNSET; 1197178479Sjb 1198178479Sjb dtp->dt_cpp_argv[0] = (char *)strbasename(dtp->dt_cpp_path); 1199178479Sjb 1200178570Sjb#if defined(sun) 1201178479Sjb (void) snprintf(isadef, sizeof (isadef), "-D__SUNW_D_%u", 1202178479Sjb (uint_t)(sizeof (void *) * NBBY)); 1203178479Sjb 1204178479Sjb (void) snprintf(utsdef, sizeof (utsdef), "-D__%s_%s", 1205178479Sjb dt_get_sysinfo(SI_SYSNAME, s1, sizeof (s1)), 1206178479Sjb dt_get_sysinfo(SI_RELEASE, s2, sizeof (s2))); 1207178479Sjb 1208178479Sjb if (dt_cpp_add_arg(dtp, "-D__sun") == NULL || 1209178479Sjb dt_cpp_add_arg(dtp, "-D__unix") == NULL || 1210178479Sjb dt_cpp_add_arg(dtp, "-D__SVR4") == NULL || 1211178479Sjb dt_cpp_add_arg(dtp, "-D__SUNW_D=1") == NULL || 1212178479Sjb dt_cpp_add_arg(dtp, isadef) == NULL || 1213178479Sjb dt_cpp_add_arg(dtp, utsdef) == NULL) 1214178479Sjb return (set_open_errno(dtp, errp, EDT_NOMEM)); 1215178570Sjb#endif 1216178479Sjb 1217178479Sjb if (flags & DTRACE_O_NODEV) 1218178479Sjb bcopy(&_dtrace_conf, &dtp->dt_conf, sizeof (_dtrace_conf)); 1219178479Sjb else if (dt_ioctl(dtp, DTRACEIOC_CONF, &dtp->dt_conf) != 0) 1220178479Sjb return (set_open_errno(dtp, errp, errno)); 1221178479Sjb 1222178479Sjb if (flags & DTRACE_O_LP64) 1223178479Sjb dtp->dt_conf.dtc_ctfmodel = CTF_MODEL_LP64; 1224178479Sjb else if (flags & DTRACE_O_ILP32) 1225178479Sjb dtp->dt_conf.dtc_ctfmodel = CTF_MODEL_ILP32; 1226178479Sjb 1227178479Sjb#ifdef __sparc 1228178479Sjb /* 1229178479Sjb * On SPARC systems, __sparc is always defined for <sys/isa_defs.h> 1230178479Sjb * and __sparcv9 is defined if we are doing a 64-bit compile. 1231178479Sjb */ 1232178479Sjb if (dt_cpp_add_arg(dtp, "-D__sparc") == NULL) 1233178479Sjb return (set_open_errno(dtp, errp, EDT_NOMEM)); 1234178479Sjb 1235178479Sjb if (dtp->dt_conf.dtc_ctfmodel == CTF_MODEL_LP64 && 1236178479Sjb dt_cpp_add_arg(dtp, "-D__sparcv9") == NULL) 1237178479Sjb return (set_open_errno(dtp, errp, EDT_NOMEM)); 1238178479Sjb#endif 1239178479Sjb 1240178570Sjb#if defined(sun) 1241178479Sjb#ifdef __x86 1242178479Sjb /* 1243178479Sjb * On x86 systems, __i386 is defined for <sys/isa_defs.h> for 32-bit 1244178479Sjb * compiles and __amd64 is defined for 64-bit compiles. Unlike SPARC, 1245178479Sjb * they are defined exclusive of one another (see PSARC 2004/619). 1246178479Sjb */ 1247178479Sjb if (dtp->dt_conf.dtc_ctfmodel == CTF_MODEL_LP64) { 1248178479Sjb if (dt_cpp_add_arg(dtp, "-D__amd64") == NULL) 1249178479Sjb return (set_open_errno(dtp, errp, EDT_NOMEM)); 1250178479Sjb } else { 1251178479Sjb if (dt_cpp_add_arg(dtp, "-D__i386") == NULL) 1252178479Sjb return (set_open_errno(dtp, errp, EDT_NOMEM)); 1253178479Sjb } 1254178479Sjb#endif 1255178570Sjb#else 1256178570Sjb#if defined(__amd64__) || defined(__i386__) 1257178570Sjb if (dtp->dt_conf.dtc_ctfmodel == CTF_MODEL_LP64) { 1258178570Sjb if (dt_cpp_add_arg(dtp, "-m64") == NULL) 1259178570Sjb return (set_open_errno(dtp, errp, EDT_NOMEM)); 1260178570Sjb } else { 1261178570Sjb if (dt_cpp_add_arg(dtp, "-m32") == NULL) 1262178570Sjb return (set_open_errno(dtp, errp, EDT_NOMEM)); 1263178570Sjb } 1264178570Sjb#endif 1265178570Sjb#endif 1266178479Sjb 1267178479Sjb if (dtp->dt_conf.dtc_difversion < DIF_VERSION) 1268178479Sjb return (set_open_errno(dtp, errp, EDT_DIFVERS)); 1269178479Sjb 1270178479Sjb if (dtp->dt_conf.dtc_ctfmodel == CTF_MODEL_ILP32) 1271178479Sjb bcopy(_dtrace_ints_32, dtp->dt_ints, sizeof (_dtrace_ints_32)); 1272178479Sjb else 1273178479Sjb bcopy(_dtrace_ints_64, dtp->dt_ints, sizeof (_dtrace_ints_64)); 1274178479Sjb 1275178570Sjb /* 1276178570Sjb * On FreeBSD the kernel module name can't be hard-coded. The 1277178570Sjb * 'kern.bootfile' sysctl value tells us exactly which file is being 1278178570Sjb * used as the kernel. 1279178570Sjb */ 1280178570Sjb#if !defined(sun) 1281178570Sjb { 1282178570Sjb char bootfile[MAXPATHLEN]; 1283178570Sjb char *p; 1284178570Sjb int i; 1285178570Sjb size_t len = sizeof(bootfile); 1286178570Sjb 1287178570Sjb /* This call shouldn't fail, but use a default just in case. */ 1288178570Sjb if (sysctlbyname("kern.bootfile", bootfile, &len, NULL, 0) != 0) 1289178570Sjb strlcpy(bootfile, "kernel", sizeof(bootfile)); 1290178570Sjb 1291178570Sjb if ((p = strrchr(bootfile, '/')) != NULL) 1292178570Sjb p++; 1293178570Sjb else 1294178570Sjb p = bootfile; 1295178570Sjb 1296178570Sjb /* 1297178570Sjb * Format the global variables based on the kernel module name. 1298178570Sjb */ 1299178570Sjb snprintf(curthread_str, sizeof(curthread_str), "%s`struct thread *",p); 1300178570Sjb snprintf(intmtx_str, sizeof(intmtx_str), "int(%s`struct mtx *)",p); 1301178570Sjb snprintf(threadmtx_str, sizeof(threadmtx_str), "struct thread *(%s`struct mtx *)",p); 1302178570Sjb snprintf(rwlock_str, sizeof(rwlock_str), "int(%s`struct rwlock *)",p); 1303178570Sjb snprintf(sxlock_str, sizeof(sxlock_str), "int(%s`struct sxlock *)",p); 1304178570Sjb } 1305178570Sjb#endif 1306178570Sjb 1307178479Sjb dtp->dt_macros = dt_idhash_create("macro", NULL, 0, UINT_MAX); 1308178479Sjb dtp->dt_aggs = dt_idhash_create("aggregation", NULL, 1309178479Sjb DTRACE_AGGVARIDNONE + 1, UINT_MAX); 1310178479Sjb 1311178479Sjb dtp->dt_globals = dt_idhash_create("global", _dtrace_globals, 1312178479Sjb DIF_VAR_OTHER_UBASE, DIF_VAR_OTHER_MAX); 1313178479Sjb 1314178479Sjb dtp->dt_tls = dt_idhash_create("thread local", NULL, 1315178479Sjb DIF_VAR_OTHER_UBASE, DIF_VAR_OTHER_MAX); 1316178479Sjb 1317178479Sjb if (dtp->dt_macros == NULL || dtp->dt_aggs == NULL || 1318178479Sjb dtp->dt_globals == NULL || dtp->dt_tls == NULL) 1319178479Sjb return (set_open_errno(dtp, errp, EDT_NOMEM)); 1320178479Sjb 1321178479Sjb /* 1322178479Sjb * Populate the dt_macros identifier hash table by hand: we can't use 1323178479Sjb * the dt_idhash_populate() mechanism because we're not yet compiling 1324178479Sjb * and dtrace_update() needs to immediately reference these idents. 1325178479Sjb */ 1326178479Sjb for (idp = _dtrace_macros; idp->di_name != NULL; idp++) { 1327178479Sjb if (dt_idhash_insert(dtp->dt_macros, idp->di_name, 1328178479Sjb idp->di_kind, idp->di_flags, idp->di_id, idp->di_attr, 1329178479Sjb idp->di_vers, idp->di_ops ? idp->di_ops : &dt_idops_thaw, 1330178479Sjb idp->di_iarg, 0) == NULL) 1331178479Sjb return (set_open_errno(dtp, errp, EDT_NOMEM)); 1332178479Sjb } 1333178479Sjb 1334178479Sjb /* 1335178479Sjb * Update the module list using /system/object and load the values for 1336178479Sjb * the macro variable definitions according to the current process. 1337178479Sjb */ 1338178479Sjb dtrace_update(dtp); 1339178479Sjb 1340178479Sjb /* 1341178479Sjb * Select the intrinsics and typedefs we want based on the data model. 1342178479Sjb * The intrinsics are under "C". The typedefs are added under "D". 1343178479Sjb */ 1344178479Sjb if (dtp->dt_conf.dtc_ctfmodel == CTF_MODEL_ILP32) { 1345178479Sjb dinp = _dtrace_intrinsics_32; 1346178479Sjb dtyp = _dtrace_typedefs_32; 1347178479Sjb } else { 1348178479Sjb dinp = _dtrace_intrinsics_64; 1349178479Sjb dtyp = _dtrace_typedefs_64; 1350178479Sjb } 1351178479Sjb 1352178479Sjb /* 1353178479Sjb * Create a dynamic CTF container under the "C" scope for intrinsic 1354178479Sjb * types and types defined in ANSI-C header files that are included. 1355178479Sjb */ 1356178479Sjb if ((dmp = dtp->dt_cdefs = dt_module_create(dtp, "C")) == NULL) 1357178479Sjb return (set_open_errno(dtp, errp, EDT_NOMEM)); 1358178479Sjb 1359178479Sjb if ((dmp->dm_ctfp = ctf_create(&dtp->dt_ctferr)) == NULL) 1360178479Sjb return (set_open_errno(dtp, errp, EDT_CTF)); 1361178479Sjb 1362178479Sjb dt_dprintf("created CTF container for %s (%p)\n", 1363178479Sjb dmp->dm_name, (void *)dmp->dm_ctfp); 1364178479Sjb 1365178479Sjb (void) ctf_setmodel(dmp->dm_ctfp, dtp->dt_conf.dtc_ctfmodel); 1366178479Sjb ctf_setspecific(dmp->dm_ctfp, dmp); 1367178479Sjb 1368178479Sjb dmp->dm_flags = DT_DM_LOADED; /* fake up loaded bit */ 1369178479Sjb dmp->dm_modid = -1; /* no module ID */ 1370178479Sjb 1371178479Sjb /* 1372178479Sjb * Fill the dynamic "C" CTF container with all of the intrinsic 1373178479Sjb * integer and floating-point types appropriate for this data model. 1374178479Sjb */ 1375178479Sjb for (; dinp->din_name != NULL; dinp++) { 1376178479Sjb if (dinp->din_kind == CTF_K_INTEGER) { 1377178479Sjb err = ctf_add_integer(dmp->dm_ctfp, CTF_ADD_ROOT, 1378178479Sjb dinp->din_name, &dinp->din_data); 1379178479Sjb } else { 1380178479Sjb err = ctf_add_float(dmp->dm_ctfp, CTF_ADD_ROOT, 1381178479Sjb dinp->din_name, &dinp->din_data); 1382178479Sjb } 1383178479Sjb 1384178479Sjb if (err == CTF_ERR) { 1385178479Sjb dt_dprintf("failed to add %s to C container: %s\n", 1386178479Sjb dinp->din_name, ctf_errmsg( 1387178479Sjb ctf_errno(dmp->dm_ctfp))); 1388178479Sjb return (set_open_errno(dtp, errp, EDT_CTF)); 1389178479Sjb } 1390178479Sjb } 1391178479Sjb 1392178479Sjb if (ctf_update(dmp->dm_ctfp) != 0) { 1393178479Sjb dt_dprintf("failed to update C container: %s\n", 1394178479Sjb ctf_errmsg(ctf_errno(dmp->dm_ctfp))); 1395178479Sjb return (set_open_errno(dtp, errp, EDT_CTF)); 1396178479Sjb } 1397178479Sjb 1398178479Sjb /* 1399178479Sjb * Add intrinsic pointer types that are needed to initialize printf 1400178479Sjb * format dictionary types (see table in dt_printf.c). 1401178479Sjb */ 1402178479Sjb (void) ctf_add_pointer(dmp->dm_ctfp, CTF_ADD_ROOT, 1403178479Sjb ctf_lookup_by_name(dmp->dm_ctfp, "void")); 1404178479Sjb 1405178479Sjb (void) ctf_add_pointer(dmp->dm_ctfp, CTF_ADD_ROOT, 1406178479Sjb ctf_lookup_by_name(dmp->dm_ctfp, "char")); 1407178479Sjb 1408178479Sjb (void) ctf_add_pointer(dmp->dm_ctfp, CTF_ADD_ROOT, 1409178479Sjb ctf_lookup_by_name(dmp->dm_ctfp, "int")); 1410178479Sjb 1411178479Sjb if (ctf_update(dmp->dm_ctfp) != 0) { 1412178479Sjb dt_dprintf("failed to update C container: %s\n", 1413178479Sjb ctf_errmsg(ctf_errno(dmp->dm_ctfp))); 1414178479Sjb return (set_open_errno(dtp, errp, EDT_CTF)); 1415178479Sjb } 1416178479Sjb 1417178479Sjb /* 1418178479Sjb * Create a dynamic CTF container under the "D" scope for types that 1419178479Sjb * are defined by the D program itself or on-the-fly by the D compiler. 1420178479Sjb * The "D" CTF container is a child of the "C" CTF container. 1421178479Sjb */ 1422178479Sjb if ((dmp = dtp->dt_ddefs = dt_module_create(dtp, "D")) == NULL) 1423178479Sjb return (set_open_errno(dtp, errp, EDT_NOMEM)); 1424178479Sjb 1425178479Sjb if ((dmp->dm_ctfp = ctf_create(&dtp->dt_ctferr)) == NULL) 1426178479Sjb return (set_open_errno(dtp, errp, EDT_CTF)); 1427178479Sjb 1428178479Sjb dt_dprintf("created CTF container for %s (%p)\n", 1429178479Sjb dmp->dm_name, (void *)dmp->dm_ctfp); 1430178479Sjb 1431178479Sjb (void) ctf_setmodel(dmp->dm_ctfp, dtp->dt_conf.dtc_ctfmodel); 1432178479Sjb ctf_setspecific(dmp->dm_ctfp, dmp); 1433178479Sjb 1434178479Sjb dmp->dm_flags = DT_DM_LOADED; /* fake up loaded bit */ 1435178479Sjb dmp->dm_modid = -1; /* no module ID */ 1436178479Sjb 1437178479Sjb if (ctf_import(dmp->dm_ctfp, dtp->dt_cdefs->dm_ctfp) == CTF_ERR) { 1438178479Sjb dt_dprintf("failed to import D parent container: %s\n", 1439178479Sjb ctf_errmsg(ctf_errno(dmp->dm_ctfp))); 1440178479Sjb return (set_open_errno(dtp, errp, EDT_CTF)); 1441178479Sjb } 1442178479Sjb 1443178479Sjb /* 1444178479Sjb * Fill the dynamic "D" CTF container with all of the built-in typedefs 1445178479Sjb * that we need to use for our D variable and function definitions. 1446178479Sjb * This ensures that basic inttypes.h names are always available to us. 1447178479Sjb */ 1448178479Sjb for (; dtyp->dty_src != NULL; dtyp++) { 1449178479Sjb if (ctf_add_typedef(dmp->dm_ctfp, CTF_ADD_ROOT, 1450178479Sjb dtyp->dty_dst, ctf_lookup_by_name(dmp->dm_ctfp, 1451178479Sjb dtyp->dty_src)) == CTF_ERR) { 1452178479Sjb dt_dprintf("failed to add typedef %s %s to D " 1453178479Sjb "container: %s", dtyp->dty_src, dtyp->dty_dst, 1454178479Sjb ctf_errmsg(ctf_errno(dmp->dm_ctfp))); 1455178479Sjb return (set_open_errno(dtp, errp, EDT_CTF)); 1456178479Sjb } 1457178479Sjb } 1458178479Sjb 1459178479Sjb /* 1460178479Sjb * Insert a CTF ID corresponding to a pointer to a type of kind 1461178479Sjb * CTF_K_FUNCTION we can use in the compiler for function pointers. 1462178479Sjb * CTF treats all function pointers as "int (*)()" so we only need one. 1463178479Sjb */ 1464178479Sjb ctc.ctc_return = ctf_lookup_by_name(dmp->dm_ctfp, "int"); 1465178479Sjb ctc.ctc_argc = 0; 1466178479Sjb ctc.ctc_flags = 0; 1467178479Sjb 1468178479Sjb dtp->dt_type_func = ctf_add_function(dmp->dm_ctfp, 1469178479Sjb CTF_ADD_ROOT, &ctc, NULL); 1470178479Sjb 1471178479Sjb dtp->dt_type_fptr = ctf_add_pointer(dmp->dm_ctfp, 1472178479Sjb CTF_ADD_ROOT, dtp->dt_type_func); 1473178479Sjb 1474178479Sjb /* 1475178479Sjb * We also insert CTF definitions for the special D intrinsic types 1476178479Sjb * string and <DYN> into the D container. The string type is added 1477178479Sjb * as a typedef of char[n]. The <DYN> type is an alias for void. 1478178479Sjb * We compare types to these special CTF ids throughout the compiler. 1479178479Sjb */ 1480178479Sjb ctr.ctr_contents = ctf_lookup_by_name(dmp->dm_ctfp, "char"); 1481178479Sjb ctr.ctr_index = ctf_lookup_by_name(dmp->dm_ctfp, "long"); 1482178479Sjb ctr.ctr_nelems = _dtrace_strsize; 1483178479Sjb 1484178479Sjb dtp->dt_type_str = ctf_add_typedef(dmp->dm_ctfp, CTF_ADD_ROOT, 1485178479Sjb "string", ctf_add_array(dmp->dm_ctfp, CTF_ADD_ROOT, &ctr)); 1486178479Sjb 1487178479Sjb dtp->dt_type_dyn = ctf_add_typedef(dmp->dm_ctfp, CTF_ADD_ROOT, 1488178479Sjb "<DYN>", ctf_lookup_by_name(dmp->dm_ctfp, "void")); 1489178479Sjb 1490178479Sjb dtp->dt_type_stack = ctf_add_typedef(dmp->dm_ctfp, CTF_ADD_ROOT, 1491178479Sjb "stack", ctf_lookup_by_name(dmp->dm_ctfp, "void")); 1492178479Sjb 1493178479Sjb dtp->dt_type_symaddr = ctf_add_typedef(dmp->dm_ctfp, CTF_ADD_ROOT, 1494178479Sjb "_symaddr", ctf_lookup_by_name(dmp->dm_ctfp, "void")); 1495178479Sjb 1496178479Sjb dtp->dt_type_usymaddr = ctf_add_typedef(dmp->dm_ctfp, CTF_ADD_ROOT, 1497178479Sjb "_usymaddr", ctf_lookup_by_name(dmp->dm_ctfp, "void")); 1498178479Sjb 1499178479Sjb if (dtp->dt_type_func == CTF_ERR || dtp->dt_type_fptr == CTF_ERR || 1500178479Sjb dtp->dt_type_str == CTF_ERR || dtp->dt_type_dyn == CTF_ERR || 1501178479Sjb dtp->dt_type_stack == CTF_ERR || dtp->dt_type_symaddr == CTF_ERR || 1502178479Sjb dtp->dt_type_usymaddr == CTF_ERR) { 1503178479Sjb dt_dprintf("failed to add intrinsic to D container: %s\n", 1504178479Sjb ctf_errmsg(ctf_errno(dmp->dm_ctfp))); 1505178479Sjb return (set_open_errno(dtp, errp, EDT_CTF)); 1506178479Sjb } 1507178479Sjb 1508178479Sjb if (ctf_update(dmp->dm_ctfp) != 0) { 1509178479Sjb dt_dprintf("failed update D container: %s\n", 1510178479Sjb ctf_errmsg(ctf_errno(dmp->dm_ctfp))); 1511178479Sjb return (set_open_errno(dtp, errp, EDT_CTF)); 1512178479Sjb } 1513178479Sjb 1514178479Sjb /* 1515178479Sjb * Initialize the integer description table used to convert integer 1516178479Sjb * constants to the appropriate types. Refer to the comments above 1517178479Sjb * dt_node_int() for a complete description of how this table is used. 1518178479Sjb */ 1519178479Sjb for (i = 0; i < sizeof (dtp->dt_ints) / sizeof (dtp->dt_ints[0]); i++) { 1520178479Sjb if (dtrace_lookup_by_type(dtp, DTRACE_OBJ_EVERY, 1521178479Sjb dtp->dt_ints[i].did_name, &dtt) != 0) { 1522178479Sjb dt_dprintf("failed to lookup integer type %s: %s\n", 1523178479Sjb dtp->dt_ints[i].did_name, 1524178479Sjb dtrace_errmsg(dtp, dtrace_errno(dtp))); 1525178479Sjb return (set_open_errno(dtp, errp, dtp->dt_errno)); 1526178479Sjb } 1527178479Sjb dtp->dt_ints[i].did_ctfp = dtt.dtt_ctfp; 1528178479Sjb dtp->dt_ints[i].did_type = dtt.dtt_type; 1529178479Sjb } 1530178479Sjb 1531178479Sjb /* 1532178479Sjb * Now that we've created the "C" and "D" containers, move them to the 1533178479Sjb * start of the module list so that these types and symbols are found 1534178479Sjb * first (for stability) when iterating through the module list. 1535178479Sjb */ 1536178479Sjb dt_list_delete(&dtp->dt_modlist, dtp->dt_ddefs); 1537178479Sjb dt_list_prepend(&dtp->dt_modlist, dtp->dt_ddefs); 1538178479Sjb 1539178479Sjb dt_list_delete(&dtp->dt_modlist, dtp->dt_cdefs); 1540178479Sjb dt_list_prepend(&dtp->dt_modlist, dtp->dt_cdefs); 1541178479Sjb 1542178479Sjb if (dt_pfdict_create(dtp) == -1) 1543178479Sjb return (set_open_errno(dtp, errp, dtp->dt_errno)); 1544178479Sjb 1545178479Sjb /* 1546178479Sjb * If we are opening libdtrace DTRACE_O_NODEV enable C_ZDEFS by default 1547178479Sjb * because without /dev/dtrace open, we will not be able to load the 1548178479Sjb * names and attributes of any providers or probes from the kernel. 1549178479Sjb */ 1550178479Sjb if (flags & DTRACE_O_NODEV) 1551178479Sjb dtp->dt_cflags |= DTRACE_C_ZDEFS; 1552178479Sjb 1553178479Sjb /* 1554178479Sjb * Load hard-wired inlines into the definition cache by calling the 1555178479Sjb * compiler on the raw definition string defined above. 1556178479Sjb */ 1557178479Sjb if ((pgp = dtrace_program_strcompile(dtp, _dtrace_hardwire, 1558178479Sjb DTRACE_PROBESPEC_NONE, DTRACE_C_EMPTY, 0, NULL)) == NULL) { 1559178479Sjb dt_dprintf("failed to load hard-wired definitions: %s\n", 1560178479Sjb dtrace_errmsg(dtp, dtrace_errno(dtp))); 1561178479Sjb return (set_open_errno(dtp, errp, EDT_HARDWIRE)); 1562178479Sjb } 1563178479Sjb 1564178479Sjb dt_program_destroy(dtp, pgp); 1565178479Sjb 1566178479Sjb /* 1567178479Sjb * Set up the default DTrace library path. Once set, the next call to 1568178479Sjb * dt_compile() will compile all the libraries. We intentionally defer 1569178479Sjb * library processing to improve overhead for clients that don't ever 1570178479Sjb * compile, and to provide better error reporting (because the full 1571178479Sjb * reporting of compiler errors requires dtrace_open() to succeed). 1572178479Sjb */ 1573178479Sjb if (dtrace_setopt(dtp, "libdir", _dtrace_libdir) != 0) 1574178479Sjb return (set_open_errno(dtp, errp, dtp->dt_errno)); 1575178479Sjb 1576178479Sjb return (dtp); 1577178479Sjb} 1578178479Sjb 1579178479Sjbdtrace_hdl_t * 1580178479Sjbdtrace_open(int version, int flags, int *errp) 1581178479Sjb{ 1582178479Sjb return (dt_vopen(version, flags, errp, NULL, NULL)); 1583178479Sjb} 1584178479Sjb 1585178479Sjbdtrace_hdl_t * 1586178479Sjbdtrace_vopen(int version, int flags, int *errp, 1587178479Sjb const dtrace_vector_t *vector, void *arg) 1588178479Sjb{ 1589178479Sjb return (dt_vopen(version, flags, errp, vector, arg)); 1590178479Sjb} 1591178479Sjb 1592178479Sjbvoid 1593178479Sjbdtrace_close(dtrace_hdl_t *dtp) 1594178479Sjb{ 1595178479Sjb dt_ident_t *idp, *ndp; 1596178479Sjb dt_module_t *dmp; 1597178479Sjb dt_provider_t *pvp; 1598178479Sjb dtrace_prog_t *pgp; 1599178479Sjb dt_xlator_t *dxp; 1600178479Sjb dt_dirpath_t *dirp; 1601178479Sjb int i; 1602178479Sjb 1603178570Sjb if (dtp->dt_procs != NULL) 1604249573Spfg dt_proc_hash_destroy(dtp); 1605178570Sjb 1606178479Sjb while ((pgp = dt_list_next(&dtp->dt_programs)) != NULL) 1607178479Sjb dt_program_destroy(dtp, pgp); 1608178479Sjb 1609178479Sjb while ((dxp = dt_list_next(&dtp->dt_xlators)) != NULL) 1610178479Sjb dt_xlator_destroy(dtp, dxp); 1611178479Sjb 1612178479Sjb dt_free(dtp, dtp->dt_xlatormap); 1613178479Sjb 1614178479Sjb for (idp = dtp->dt_externs; idp != NULL; idp = ndp) { 1615178479Sjb ndp = idp->di_next; 1616178479Sjb dt_ident_destroy(idp); 1617178479Sjb } 1618178479Sjb 1619178479Sjb if (dtp->dt_macros != NULL) 1620178479Sjb dt_idhash_destroy(dtp->dt_macros); 1621178479Sjb if (dtp->dt_aggs != NULL) 1622178479Sjb dt_idhash_destroy(dtp->dt_aggs); 1623178479Sjb if (dtp->dt_globals != NULL) 1624178479Sjb dt_idhash_destroy(dtp->dt_globals); 1625178479Sjb if (dtp->dt_tls != NULL) 1626178479Sjb dt_idhash_destroy(dtp->dt_tls); 1627178479Sjb 1628178479Sjb while ((dmp = dt_list_next(&dtp->dt_modlist)) != NULL) 1629178479Sjb dt_module_destroy(dtp, dmp); 1630178479Sjb 1631178479Sjb while ((pvp = dt_list_next(&dtp->dt_provlist)) != NULL) 1632178479Sjb dt_provider_destroy(dtp, pvp); 1633178479Sjb 1634178479Sjb if (dtp->dt_fd != -1) 1635178479Sjb (void) close(dtp->dt_fd); 1636178479Sjb if (dtp->dt_ftfd != -1) 1637178479Sjb (void) close(dtp->dt_ftfd); 1638178479Sjb if (dtp->dt_cdefs_fd != -1) 1639178479Sjb (void) close(dtp->dt_cdefs_fd); 1640178479Sjb if (dtp->dt_ddefs_fd != -1) 1641178479Sjb (void) close(dtp->dt_ddefs_fd); 1642178570Sjb#if defined(sun) 1643178479Sjb if (dtp->dt_stdout_fd != -1) 1644178479Sjb (void) close(dtp->dt_stdout_fd); 1645178570Sjb#else 1646178570Sjb if (dtp->dt_freopen_fp != NULL) 1647178570Sjb (void) fclose(dtp->dt_freopen_fp); 1648178570Sjb#endif 1649178479Sjb 1650178479Sjb dt_epid_destroy(dtp); 1651178479Sjb dt_aggid_destroy(dtp); 1652178479Sjb dt_format_destroy(dtp); 1653248708Spfg dt_strdata_destroy(dtp); 1654178479Sjb dt_buffered_destroy(dtp); 1655178479Sjb dt_aggregate_destroy(dtp); 1656178479Sjb dt_pfdict_destroy(dtp); 1657178479Sjb dt_provmod_destroy(&dtp->dt_provmod); 1658178479Sjb dt_dof_fini(dtp); 1659178479Sjb 1660178479Sjb for (i = 1; i < dtp->dt_cpp_argc; i++) 1661178479Sjb free(dtp->dt_cpp_argv[i]); 1662178479Sjb 1663178479Sjb while ((dirp = dt_list_next(&dtp->dt_lib_path)) != NULL) { 1664178479Sjb dt_list_delete(&dtp->dt_lib_path, dirp); 1665178479Sjb free(dirp->dir_path); 1666178479Sjb free(dirp); 1667178479Sjb } 1668178479Sjb 1669178479Sjb free(dtp->dt_cpp_argv); 1670178479Sjb free(dtp->dt_cpp_path); 1671178479Sjb free(dtp->dt_ld_path); 1672178479Sjb 1673178479Sjb free(dtp->dt_mods); 1674178479Sjb free(dtp->dt_provs); 1675178479Sjb free(dtp); 1676178479Sjb} 1677178479Sjb 1678178479Sjbint 1679178479Sjbdtrace_provider_modules(dtrace_hdl_t *dtp, const char **mods, int nmods) 1680178479Sjb{ 1681178479Sjb dt_provmod_t *prov; 1682178479Sjb int i = 0; 1683178479Sjb 1684178479Sjb for (prov = dtp->dt_provmod; prov != NULL; prov = prov->dp_next, i++) { 1685178479Sjb if (i < nmods) 1686178479Sjb mods[i] = prov->dp_name; 1687178479Sjb } 1688178479Sjb 1689178479Sjb return (i); 1690178479Sjb} 1691178479Sjb 1692178479Sjbint 1693178479Sjbdtrace_ctlfd(dtrace_hdl_t *dtp) 1694178479Sjb{ 1695178479Sjb return (dtp->dt_fd); 1696178479Sjb} 1697