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* Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
* 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 if you need additional information or have any
* questions.
#ifndef _PROC_SERVICE_H_
#define _PROC_SERVICE_H_
#include <stdio.h>
#include <thread_db.h>
// Linux does not have the proc service library, though it does provide the
// thread_db library which can be used to manipulate threads without having
// to know the details of LinuxThreads or NPTL
// copied from Solaris "proc_service.h"
typedef enum {
PS_OK, /* generic "call succeeded" */
PS_ERR, /* generic error */
PS_BADPID, /* bad process handle */
PS_BADLID, /* bad lwp identifier */
PS_BADADDR, /* bad address */
PS_NOSYM, /* p_lookup() could not find given symbol */
PS_NOFREGS /* FPU register set not available for given lwp */
} ps_err_e;
// ps_getpid() is only defined on Linux to return a thread's process ID
pid_t ps_getpid(struct ps_prochandle *ph);
// ps_pglobal_lookup() looks up the symbol sym_name in the symbol table
// of the load object object_name in the target process identified by ph.
// It returns the symbol's value as an address in the target process in
// *sym_addr.
ps_err_e ps_pglobal_lookup(struct ps_prochandle *ph, const char *object_name,
const char *sym_name, psaddr_t *sym_addr);
// read "size" bytes of data from debuggee at address "addr"
ps_err_e ps_pdread(struct ps_prochandle *ph, psaddr_t addr,
void *buf, size_t size);
// write "size" bytes of data to debuggee at address "addr"
ps_err_e ps_pdwrite(struct ps_prochandle *ph, psaddr_t addr,
const void *buf, size_t size);
ps_err_e ps_lsetfpregs(struct ps_prochandle *ph, lwpid_t lid, const prfpregset_t *fpregs);
ps_err_e ps_lsetregs(struct ps_prochandle *ph, lwpid_t lid, const prgregset_t gregset);
ps_err_e ps_lgetfpregs(struct ps_prochandle *ph, lwpid_t lid, prfpregset_t *fpregs);
ps_err_e ps_lgetregs(struct ps_prochandle *ph, lwpid_t lid, prgregset_t gregset);
// new libthread_db of NPTL seem to require this symbol
ps_err_e ps_get_thread_area();
#endif /* _PROC_SERVICE_H_ */