| /* Callback interface for libthread_db, functions users must define. |
| Copyright (C) 1999-2021 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| |
| The GNU C Library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Lesser General Public |
| License as published by the Free Software Foundation; either |
| version 2.1 of the License, or (at your option) any later version. |
| |
| The GNU C Library 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 |
| Lesser General Public License for more details. |
| |
| You should have received a copy of the GNU Lesser General Public |
| License along with the GNU C Library; if not, see |
| <https://www.gnu.org/licenses/>. */ |
| |
| #ifndef _PROC_SERVICE_H |
| #define _PROC_SERVICE_H 1 |
| |
| /* The definitions in this file must correspond to those in the debugger. */ |
| #include <sys/procfs.h> |
| |
| __BEGIN_DECLS |
| |
| /* Functions in this interface return one of these status codes. */ |
| 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, /* Could not find given symbol. */ |
| PS_NOFREGS /* FPU register set not available for given LWP. */ |
| } ps_err_e; |
| |
| |
| /* This type is opaque in this interface. |
| It's defined by the user of libthread_db. */ |
| struct ps_prochandle; |
| |
| |
| /* Read or write process memory at the given address. */ |
| extern ps_err_e ps_pdread (struct ps_prochandle *, |
| psaddr_t, void *, size_t); |
| extern ps_err_e ps_pdwrite (struct ps_prochandle *, |
| psaddr_t, const void *, size_t); |
| extern ps_err_e ps_ptread (struct ps_prochandle *, |
| psaddr_t, void *, size_t); |
| extern ps_err_e ps_ptwrite (struct ps_prochandle *, |
| psaddr_t, const void *, size_t); |
| |
| |
| /* Get and set the given LWP's general or FPU register set. */ |
| extern ps_err_e ps_lgetregs (struct ps_prochandle *, |
| lwpid_t, prgregset_t); |
| extern ps_err_e ps_lsetregs (struct ps_prochandle *, |
| lwpid_t, const prgregset_t); |
| extern ps_err_e ps_lgetfpregs (struct ps_prochandle *, |
| lwpid_t, prfpregset_t *); |
| extern ps_err_e ps_lsetfpregs (struct ps_prochandle *, |
| lwpid_t, const prfpregset_t *); |
| |
| /* Return the PID of the process. */ |
| extern pid_t ps_getpid (struct ps_prochandle *); |
| |
| /* Fetch the special per-thread address associated with the given LWP. |
| This call is only used on a few platforms (most use a normal register). |
| The meaning of the `int' parameter is machine-dependent. */ |
| extern ps_err_e ps_get_thread_area (struct ps_prochandle *, |
| lwpid_t, int, psaddr_t *); |
| |
| |
| /* Look up the named symbol in the named DSO in the symbol tables |
| associated with the process being debugged, filling in *SYM_ADDR |
| with the corresponding run-time address. */ |
| extern ps_err_e ps_pglobal_lookup (struct ps_prochandle *, |
| const char *object_name, |
| const char *sym_name, |
| psaddr_t *sym_addr); |
| |
| |
| /* Stop or continue the entire process. */ |
| extern ps_err_e ps_pstop (struct ps_prochandle *); |
| extern ps_err_e ps_pcontinue (struct ps_prochandle *); |
| |
| /* Stop or continue the given LWP alone. */ |
| extern ps_err_e ps_lstop (struct ps_prochandle *, lwpid_t); |
| extern ps_err_e ps_lcontinue (struct ps_prochandle *, lwpid_t); |
| |
| __END_DECLS |
| |
| #endif /* proc_service.h */ |
