| /* |
| * Copyright (c) 2003, 2016, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| * |
| */ |
| #ifndef _SALIBPROC_H_ |
| #define _SALIBPROC_H_ |
| |
| /* |
| * The following definitions, prototypes are from Solaris libproc.h. |
| * We used to use the copy of it from Solaris 8.0. But there are |
| * problems with that approach in building this library across Solaris |
| * versions. Solaris 10 has libproc.h in /usr/include. And libproc.h |
| * varies slightly across Solaris versions. On Solaris 9, we get |
| * 'sysret_t multiply defined' error. This is common minimum subset we |
| * really need from libproc.h. The libproc.h in the current dir has |
| * been left for reference and not used in build. |
| */ |
| |
| #include <dlfcn.h> |
| #include <gelf.h> |
| #include <procfs.h> |
| #include <proc_service.h> |
| #include <fcntl.h> |
| #include <unistd.h> |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| /* extended symbol table information */ |
| typedef struct { |
| const char *prs_object; /* object name */ |
| const char *prs_name; /* symbol name */ |
| Lmid_t prs_lmid; /* link map id */ |
| uint_t prs_id; /* symbol id */ |
| uint_t prs_table; /* symbol table id */ |
| } prsyminfo_t; |
| |
| typedef struct ps_prochandle ps_prochandle_t; |
| |
| /* |
| * 'object_name' is the name of a load object obtained from an |
| * iteration over the process's address space mappings (Pmapping_iter), |
| * or an iteration over the process's mapped objects (Pobject_iter), |
| * or else it is one of the special PR_OBJ_* values above. |
| */ |
| |
| extern int Plookup_by_addr(ps_prochandle_t *, uintptr_t, char *, |
| size_t, GElf_Sym *, prsyminfo_t *); |
| extern ps_prochandle_t *proc_arg_grab(const char *, int, int, |
| int *, const char **); |
| |
| typedef int proc_map_f(void *, const prmap_t *, const char *); |
| extern int Pobject_iter(struct ps_prochandle *, proc_map_f *, void *); |
| |
| /* |
| * Utility functions for processing arguments which should be /proc files, |
| * pids, and/or core files. The returned error code can be passed to |
| * Pgrab_error() in order to convert it to an error string. |
| */ |
| #define PR_ARG_PIDS 0x1 /* Allow pid and /proc file arguments */ |
| #define PR_ARG_CORES 0x2 /* Allow core file arguments */ |
| #define PR_ARG_ANY (PR_ARG_PIDS | PR_ARG_CORES) |
| |
| /* Flags accepted by Pgrab() (partial) */ |
| #define PGRAB_FORCE 0x02 /* Open the process w/o O_EXCL */ |
| |
| /* Error codes from Pgrab(), Pfgrab_core(), and Pgrab_core() */ |
| #define G_STRANGE -1 /* Unanticipated error, errno is meaningful */ |
| #define G_NOPROC 1 /* No such process */ |
| #define G_NOCORE 2 /* No such core file */ |
| #define G_NOPROCORCORE 3 /* No such proc or core (for proc_arg_grab) */ |
| #define G_NOEXEC 4 /* Cannot locate executable file */ |
| #define G_ZOMB 5 /* Zombie process */ |
| #define G_PERM 6 /* No permission */ |
| #define G_BUSY 7 /* Another process has control */ |
| #define G_SYS 8 /* System process */ |
| #define G_SELF 9 /* Process is self */ |
| #define G_INTR 10 /* Interrupt received while grabbing */ |
| #define G_LP64 11 /* Process is _LP64, self is ILP32 */ |
| #define G_FORMAT 12 /* File is not an ELF format core file */ |
| #define G_ELF 13 /* Libelf error, elf_errno() is meaningful */ |
| #define G_NOTE 14 /* Required PT_NOTE Phdr not present in core */ |
| |
| extern const pstatus_t *Pstatus(struct ps_prochandle *); |
| |
| /* Flags accepted by Prelease (partial) */ |
| #define PRELEASE_CLEAR 0x10 /* Clear all tracing flags */ |
| |
| extern void Prelease(struct ps_prochandle *, int); |
| extern int Psetrun(struct ps_prochandle *, int, int); |
| extern int Pstop(struct ps_prochandle *, uint_t); |
| |
| /* |
| * Stack frame iteration interface. |
| */ |
| typedef int proc_stack_f( |
| void *, /* the cookie given to Pstack_iter() */ |
| const prgregset_t, /* the frame's registers */ |
| uint_t, /* argc for the frame's function */ |
| const long *, /* argv for the frame's function */ |
| int, /* bitwise flags describing the frame (see below) */ |
| int); /* a signal number */ |
| |
| #define PR_SIGNAL_FRAME 1 /* called by a signal handler */ |
| #define PR_FOUND_SIGNAL 2 /* we found the corresponding signal number */ |
| |
| extern int Pstack_iter(struct ps_prochandle *, |
| const prgregset_t, proc_stack_f *, void *); |
| |
| #define PR_OBJ_EVERY ((const char *)-1) /* search every load object */ |
| |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* _SALIBPROC_H_ */ |