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agent/src/os/linux/proc_service.h@710a3c8b516e (annotated)
agent/src/os/linux/proc_service.h
Tue, 08 Aug 2017 15:57:29 +0800
- author
- aoqi
- date
- Tue, 08 Aug 2017 15:57:29 +0800
- changeset 6876
- 710a3c8b516e
- parent 1907
- c18cbe5936b8
- parent 0
- f90c822e73f8
- permissions
- -rw-r--r--
merge
| aoqi@0 | 1 | /* |
| aoqi@0 | 2 | * Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved. |
| aoqi@0 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| aoqi@0 | 4 | * |
| aoqi@0 | 5 | * This code is free software; you can redistribute it and/or modify it |
| aoqi@0 | 6 | * under the terms of the GNU General Public License version 2 only, as |
| aoqi@0 | 7 | * published by the Free Software Foundation. |
| aoqi@0 | 8 | * |
| aoqi@0 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| aoqi@0 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| aoqi@0 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| aoqi@0 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
| aoqi@0 | 13 | * accompanied this code). |
| aoqi@0 | 14 | * |
| aoqi@0 | 15 | * You should have received a copy of the GNU General Public License version |
| aoqi@0 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
| aoqi@0 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| aoqi@0 | 18 | * |
| aoqi@0 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| aoqi@0 | 20 | * or visit www.oracle.com if you need additional information or have any |
| aoqi@0 | 21 | * questions. |
| aoqi@0 | 22 | * |
| aoqi@0 | 23 | */ |
| aoqi@0 | 24 | |
| aoqi@0 | 25 | #ifndef _PROC_SERVICE_H_ |
| aoqi@0 | 26 | #define _PROC_SERVICE_H_ |
| aoqi@0 | 27 | |
| aoqi@0 | 28 | #include <stdio.h> |
| aoqi@0 | 29 | #include <thread_db.h> |
| aoqi@0 | 30 | |
| aoqi@0 | 31 | // Linux does not have the proc service library, though it does provide the |
| aoqi@0 | 32 | // thread_db library which can be used to manipulate threads without having |
| aoqi@0 | 33 | // to know the details of LinuxThreads or NPTL |
| aoqi@0 | 34 | |
| aoqi@0 | 35 | // copied from Solaris "proc_service.h" |
| aoqi@0 | 36 | typedef enum { |
| aoqi@0 | 37 | PS_OK, /* generic "call succeeded" */ |
| aoqi@0 | 38 | PS_ERR, /* generic error */ |
| aoqi@0 | 39 | PS_BADPID, /* bad process handle */ |
| aoqi@0 | 40 | PS_BADLID, /* bad lwp identifier */ |
| aoqi@0 | 41 | PS_BADADDR, /* bad address */ |
| aoqi@0 | 42 | PS_NOSYM, /* p_lookup() could not find given symbol */ |
| aoqi@0 | 43 | PS_NOFREGS /* FPU register set not available for given lwp */ |
| aoqi@0 | 44 | } ps_err_e; |
| aoqi@0 | 45 | |
| aoqi@0 | 46 | // ps_getpid() is only defined on Linux to return a thread's process ID |
| aoqi@0 | 47 | pid_t ps_getpid(struct ps_prochandle *ph); |
| aoqi@0 | 48 | |
| aoqi@0 | 49 | // ps_pglobal_lookup() looks up the symbol sym_name in the symbol table |
| aoqi@0 | 50 | // of the load object object_name in the target process identified by ph. |
| aoqi@0 | 51 | // It returns the symbol's value as an address in the target process in |
| aoqi@0 | 52 | // *sym_addr. |
| aoqi@0 | 53 | |
| aoqi@0 | 54 | ps_err_e ps_pglobal_lookup(struct ps_prochandle *ph, const char *object_name, |
| aoqi@0 | 55 | const char *sym_name, psaddr_t *sym_addr); |
| aoqi@0 | 56 | |
| aoqi@0 | 57 | // read "size" bytes of data from debuggee at address "addr" |
| aoqi@0 | 58 | ps_err_e ps_pdread(struct ps_prochandle *ph, psaddr_t addr, |
| aoqi@0 | 59 | void *buf, size_t size); |
| aoqi@0 | 60 | |
| aoqi@0 | 61 | // write "size" bytes of data to debuggee at address "addr" |
| aoqi@0 | 62 | ps_err_e ps_pdwrite(struct ps_prochandle *ph, psaddr_t addr, |
| aoqi@0 | 63 | const void *buf, size_t size); |
| aoqi@0 | 64 | |
| aoqi@0 | 65 | ps_err_e ps_lsetfpregs(struct ps_prochandle *ph, lwpid_t lid, const prfpregset_t *fpregs); |
| aoqi@0 | 66 | |
| aoqi@0 | 67 | ps_err_e ps_lsetregs(struct ps_prochandle *ph, lwpid_t lid, const prgregset_t gregset); |
| aoqi@0 | 68 | |
| aoqi@0 | 69 | ps_err_e ps_lgetfpregs(struct ps_prochandle *ph, lwpid_t lid, prfpregset_t *fpregs); |
| aoqi@0 | 70 | |
| aoqi@0 | 71 | ps_err_e ps_lgetregs(struct ps_prochandle *ph, lwpid_t lid, prgregset_t gregset); |
| aoqi@0 | 72 | |
| aoqi@0 | 73 | // new libthread_db of NPTL seem to require this symbol |
| aoqi@0 | 74 | ps_err_e ps_get_thread_area(); |
| aoqi@0 | 75 | |
| aoqi@0 | 76 | #endif /* _PROC_SERVICE_H_ */ |
