1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate #ifndef _DT_PROVIDER_H 28*0Sstevel@tonic-gate #define _DT_PROVIDER_H 29*0Sstevel@tonic-gate 30*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 31*0Sstevel@tonic-gate 32*0Sstevel@tonic-gate #include <dt_impl.h> 33*0Sstevel@tonic-gate #include <dt_ident.h> 34*0Sstevel@tonic-gate #include <dt_list.h> 35*0Sstevel@tonic-gate 36*0Sstevel@tonic-gate #ifdef __cplusplus 37*0Sstevel@tonic-gate extern "C" { 38*0Sstevel@tonic-gate #endif 39*0Sstevel@tonic-gate 40*0Sstevel@tonic-gate typedef struct dt_provider { 41*0Sstevel@tonic-gate dt_list_t pv_list; /* list forward/back pointers */ 42*0Sstevel@tonic-gate struct dt_provider *pv_next; /* pointer to next provider in hash */ 43*0Sstevel@tonic-gate dtrace_providerdesc_t pv_desc; /* provider name and attributes */ 44*0Sstevel@tonic-gate dt_idhash_t *pv_probes; /* probe defs (if user-declared) */ 45*0Sstevel@tonic-gate dt_node_t *pv_nodes; /* parse node allocation list */ 46*0Sstevel@tonic-gate ulong_t pv_gen; /* generation # that created me */ 47*0Sstevel@tonic-gate dtrace_hdl_t *pv_hdl; /* pointer to containing dtrace_hdl */ 48*0Sstevel@tonic-gate uint_t pv_flags; /* flags (see below) */ 49*0Sstevel@tonic-gate } dt_provider_t; 50*0Sstevel@tonic-gate 51*0Sstevel@tonic-gate #define DT_PROVIDER_INTF 0x1 /* provider interface declaration */ 52*0Sstevel@tonic-gate #define DT_PROVIDER_IMPL 0x2 /* provider implementation is loaded */ 53*0Sstevel@tonic-gate 54*0Sstevel@tonic-gate typedef struct dt_probe_iter { 55*0Sstevel@tonic-gate dtrace_probedesc_t pit_desc; /* description storage */ 56*0Sstevel@tonic-gate dtrace_hdl_t *pit_hdl; /* libdtrace handle */ 57*0Sstevel@tonic-gate dt_provider_t *pit_pvp; /* current provider */ 58*0Sstevel@tonic-gate const char *pit_pat; /* caller's name pattern (or NULL) */ 59*0Sstevel@tonic-gate dtrace_probe_f *pit_func; /* caller's function */ 60*0Sstevel@tonic-gate void *pit_arg; /* caller's argument */ 61*0Sstevel@tonic-gate uint_t pit_matches; /* number of matches */ 62*0Sstevel@tonic-gate } dt_probe_iter_t; 63*0Sstevel@tonic-gate 64*0Sstevel@tonic-gate typedef struct dt_probe_instance { 65*0Sstevel@tonic-gate char pi_fname[DTRACE_FUNCNAMELEN]; /* function name */ 66*0Sstevel@tonic-gate uint32_t *pi_offs; /* offsets into the function */ 67*0Sstevel@tonic-gate uint_t pi_noffs; /* number of offsets */ 68*0Sstevel@tonic-gate uint_t pi_maxoffs; /* size of pi_offs allocation */ 69*0Sstevel@tonic-gate struct dt_probe_instance *pi_next; /* next instance in the list */ 70*0Sstevel@tonic-gate } dt_probe_instance_t; 71*0Sstevel@tonic-gate 72*0Sstevel@tonic-gate typedef struct dt_probe { 73*0Sstevel@tonic-gate dt_provider_t *pr_pvp; /* pointer to containing provider */ 74*0Sstevel@tonic-gate dt_ident_t *pr_ident; /* pointer to probe identifier */ 75*0Sstevel@tonic-gate const char *pr_name; /* pointer to name component */ 76*0Sstevel@tonic-gate dt_node_t *pr_nargs; /* native argument list */ 77*0Sstevel@tonic-gate dt_node_t **pr_nargv; /* native argument vector */ 78*0Sstevel@tonic-gate uint_t pr_nargc; /* native argument count */ 79*0Sstevel@tonic-gate dt_node_t *pr_xargs; /* translated argument list */ 80*0Sstevel@tonic-gate dt_node_t **pr_xargv; /* translated argument vector */ 81*0Sstevel@tonic-gate uint_t pr_xargc; /* translated argument count */ 82*0Sstevel@tonic-gate uint8_t *pr_mapping; /* translated argument mapping */ 83*0Sstevel@tonic-gate dt_probe_instance_t *pr_inst; /* list of functions and offsets */ 84*0Sstevel@tonic-gate dtrace_typeinfo_t *pr_argv; /* output argument types */ 85*0Sstevel@tonic-gate int pr_argc; /* output argument count */ 86*0Sstevel@tonic-gate } dt_probe_t; 87*0Sstevel@tonic-gate 88*0Sstevel@tonic-gate extern dt_provider_t *dt_provider_lookup(dtrace_hdl_t *, const char *); 89*0Sstevel@tonic-gate extern dt_provider_t *dt_provider_create(dtrace_hdl_t *, const char *); 90*0Sstevel@tonic-gate extern void dt_provider_destroy(dtrace_hdl_t *, dt_provider_t *); 91*0Sstevel@tonic-gate 92*0Sstevel@tonic-gate extern dt_probe_t *dt_probe_create(dtrace_hdl_t *, dt_ident_t *, 93*0Sstevel@tonic-gate dt_node_t *, uint_t, dt_node_t *, uint_t); 94*0Sstevel@tonic-gate 95*0Sstevel@tonic-gate extern dt_probe_t *dt_probe_info(dtrace_hdl_t *, 96*0Sstevel@tonic-gate const dtrace_probedesc_t *, dtrace_probeinfo_t *); 97*0Sstevel@tonic-gate 98*0Sstevel@tonic-gate extern dt_probe_t *dt_probe_lookup(dt_provider_t *, const char *); 99*0Sstevel@tonic-gate extern void dt_probe_declare(dt_provider_t *, dt_probe_t *); 100*0Sstevel@tonic-gate extern void dt_probe_destroy(dt_probe_t *); 101*0Sstevel@tonic-gate 102*0Sstevel@tonic-gate extern int dt_probe_define(dt_provider_t *, dt_probe_t *, 103*0Sstevel@tonic-gate const char *, uint32_t); 104*0Sstevel@tonic-gate 105*0Sstevel@tonic-gate #ifdef __cplusplus 106*0Sstevel@tonic-gate } 107*0Sstevel@tonic-gate #endif 108*0Sstevel@tonic-gate 109*0Sstevel@tonic-gate #endif /* _DT_PROVIDER_H */ 110