| /* Get a thread's general register set. |
| Copyright (C) 1999, 2000, 2001, 2002, 2003, 2007 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| Contributed by Ulrich Drepper <drepper@redhat.com>, 1999. |
| |
| 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, write to the Free |
| Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 02111-1307 USA. */ |
| |
| #include "thread_dbP.h" |
| |
| |
| td_err_e |
| td_thr_getgregs (const td_thrhandle_t *th, prgregset_t regset) |
| { |
| psaddr_t cancelhandling, tid; |
| td_err_e err; |
| |
| LOG ("td_thr_getgregs"); |
| |
| if (th->th_unique == 0) |
| /* Special case for the main thread before initialization. */ |
| return ps_lgetregs (th->th_ta_p->ph, ps_getpid (th->th_ta_p->ph), |
| regset) != PS_OK ? TD_ERR : TD_OK; |
| |
| /* We have to get the state and the PID for this thread. */ |
| err = DB_GET_FIELD (cancelhandling, th->th_ta_p, th->th_unique, pthread, |
| cancelhandling, 0); |
| if (err != TD_OK) |
| return err; |
| |
| /* If the thread already terminated we return all zeroes. */ |
| if (((int) (uintptr_t) cancelhandling) & TERMINATED_BITMASK) |
| memset (regset, '\0', sizeof (*regset)); |
| /* Otherwise get the register content through the callback. */ |
| else |
| { |
| err = DB_GET_FIELD (tid, th->th_ta_p, th->th_unique, pthread, tid, 0); |
| if (err != TD_OK) |
| return err; |
| |
| if (ps_lgetregs (th->th_ta_p->ph, (uintptr_t) tid, regset) != PS_OK) |
| return TD_ERR; |
| } |
| |
| return TD_OK; |
| } |