1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #ifndef _PROC_SERVICE_H 28 #define _PROC_SERVICE_H 29 30 #pragma ident "%Z%%M% %I% %E% SMI" 31 32 /* 33 * Description: 34 * Types, global variables, and function definitions for provider 35 * of import functions for users of libc_db and librtld_db. 36 */ 37 38 #ifdef __cplusplus 39 extern "C" { 40 #endif 41 42 #include <sys/types.h> 43 #include <sys/procfs_isa.h> 44 #include <sys/lwp.h> 45 #include <sys/auxv.h> 46 #include <elf.h> 47 #if defined(__i386) || defined(__amd64) /* for struct ssd */ 48 #include <sys/segments.h> 49 #include <sys/sysi86.h> 50 #endif 51 52 53 typedef unsigned long psaddr_t; 54 55 typedef enum { 56 PS_OK, /* generic "call succeeded" */ 57 PS_ERR, /* generic error */ 58 PS_BADPID, /* bad process handle */ 59 PS_BADLID, /* bad lwp identifier */ 60 PS_BADADDR, /* bad address */ 61 PS_NOSYM, /* p_lookup() could not find given symbol */ 62 PS_NOFREGS /* FPU register set not available for given lwp */ 63 } ps_err_e; 64 65 struct ps_prochandle; 66 67 /* 68 * See <sys/procfs_isa.h> for possible values of data_model. 69 */ 70 extern ps_err_e ps_pdmodel(struct ps_prochandle *, int *data_model); 71 72 /* 73 * Special values for 'object_name' to refer to certain well-known objects. 74 */ 75 #define PS_OBJ_EXEC ((const char *)0x0) /* the executable file */ 76 #define PS_OBJ_LDSO ((const char *)0x1) /* the dynamic linker */ 77 78 extern ps_err_e ps_pglobal_lookup(struct ps_prochandle *, 79 const char *object_name, const char *sym_name, psaddr_t *sym_addr); 80 81 #ifdef _LP64 82 typedef Elf64_Sym ps_sym_t; 83 #else 84 typedef Elf32_Sym ps_sym_t; 85 #endif 86 extern ps_err_e ps_pglobal_sym(struct ps_prochandle *, 87 const char *object_name, const char *sym_name, ps_sym_t *sym); 88 89 /* 90 * To read and write the process's address space. 91 */ 92 extern ps_err_e ps_pread(struct ps_prochandle *, 93 psaddr_t, void *, size_t); 94 extern ps_err_e ps_pwrite(struct ps_prochandle *, 95 psaddr_t, const void *, size_t); 96 /* 97 * The following four functions can be implemented as simple aliases for 98 * the corresponding primary two functions above (#pragma weak ...). 99 * They are artifacts of history that must be maintained. 100 */ 101 extern ps_err_e ps_pdread(struct ps_prochandle *, 102 psaddr_t, void *, size_t); 103 extern ps_err_e ps_pdwrite(struct ps_prochandle *, 104 psaddr_t, const void *, size_t); 105 extern ps_err_e ps_ptread(struct ps_prochandle *, 106 psaddr_t, void *, size_t); 107 extern ps_err_e ps_ptwrite(struct ps_prochandle *, 108 psaddr_t, const void *, size_t); 109 110 extern ps_err_e ps_pstop(struct ps_prochandle *); 111 extern ps_err_e ps_pcontinue(struct ps_prochandle *); 112 extern ps_err_e ps_lstop(struct ps_prochandle *, lwpid_t); 113 extern ps_err_e ps_lcontinue(struct ps_prochandle *, lwpid_t); 114 115 extern ps_err_e ps_lgetregs(struct ps_prochandle *, 116 lwpid_t, prgregset_t); 117 extern ps_err_e ps_lsetregs(struct ps_prochandle *, 118 lwpid_t, const prgregset_t); 119 extern ps_err_e ps_lgetfpregs(struct ps_prochandle *, 120 lwpid_t, prfpregset_t *); 121 extern ps_err_e ps_lsetfpregs(struct ps_prochandle *, 122 lwpid_t, const prfpregset_t *); 123 124 #if defined(__sparc) || defined(__sparcv9) 125 extern ps_err_e ps_lgetxregsize(struct ps_prochandle *, lwpid_t, int *); 126 extern ps_err_e ps_lgetxregs(struct ps_prochandle *, lwpid_t, caddr_t); 127 extern ps_err_e ps_lsetxregs(struct ps_prochandle *, lwpid_t, caddr_t); 128 #endif 129 130 #if defined(__i386) || defined(__amd64) 131 extern ps_err_e ps_lgetLDT(struct ps_prochandle *, lwpid_t, struct ssd *); 132 #endif 133 134 extern ps_err_e ps_pauxv(struct ps_prochandle *, const auxv_t **); 135 136 extern ps_err_e ps_kill(struct ps_prochandle *, int sig); 137 extern ps_err_e ps_lrolltoaddr(struct ps_prochandle *, 138 lwpid_t, psaddr_t go_addr, psaddr_t stop_addr); 139 140 extern void ps_plog(const char *fmt, ...); 141 142 #ifdef __cplusplus 143 } 144 #endif 145 146 #endif /* _PROC_SERVICE_H */ 147