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1 /*
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2 * Copyright 2003 Sun Microsystems, Inc. All Rights Reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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20 * CA 95054 USA or visit www.sun.com if you need additional information or
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21 * have any questions.
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22 *
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23 */
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24
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25 #ifndef _PROC_SERVICE_H_
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26 #define _PROC_SERVICE_H_
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27
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28 #include <stdio.h>
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29 #include <thread_db.h>
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30
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31 // Linux does not have the proc service library, though it does provide the
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32 // thread_db library which can be used to manipulate threads without having
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33 // to know the details of LinuxThreads or NPTL
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34
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35 // copied from Solaris "proc_service.h"
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36 typedef enum {
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37 PS_OK, /* generic "call succeeded" */
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38 PS_ERR, /* generic error */
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39 PS_BADPID, /* bad process handle */
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40 PS_BADLID, /* bad lwp identifier */
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41 PS_BADADDR, /* bad address */
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42 PS_NOSYM, /* p_lookup() could not find given symbol */
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43 PS_NOFREGS /* FPU register set not available for given lwp */
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44 } ps_err_e;
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45
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46 // ps_getpid() is only defined on Linux to return a thread's process ID
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47 pid_t ps_getpid(struct ps_prochandle *ph);
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48
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49 // ps_pglobal_lookup() looks up the symbol sym_name in the symbol table
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50 // of the load object object_name in the target process identified by ph.
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51 // It returns the symbol's value as an address in the target process in
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52 // *sym_addr.
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53
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54 ps_err_e ps_pglobal_lookup(struct ps_prochandle *ph, const char *object_name,
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55 const char *sym_name, psaddr_t *sym_addr);
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56
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57 // read "size" bytes of data from debuggee at address "addr"
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58 ps_err_e ps_pdread(struct ps_prochandle *ph, psaddr_t addr,
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59 void *buf, size_t size);
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60
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61 // write "size" bytes of data to debuggee at address "addr"
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62 ps_err_e ps_pdwrite(struct ps_prochandle *ph, psaddr_t addr,
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63 const void *buf, size_t size);
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64
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65 ps_err_e ps_lsetfpregs(struct ps_prochandle *ph, lwpid_t lid, const prfpregset_t *fpregs);
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66
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67 ps_err_e ps_lsetregs(struct ps_prochandle *ph, lwpid_t lid, const prgregset_t gregset);
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68
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69 ps_err_e ps_lgetfpregs(struct ps_prochandle *ph, lwpid_t lid, prfpregset_t *fpregs);
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70
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71 ps_err_e ps_lgetregs(struct ps_prochandle *ph, lwpid_t lid, prgregset_t gregset);
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72
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73 // new libthread_db of NPTL seem to require this symbol
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74 ps_err_e ps_get_thread_area();
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75
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76 #endif /* _PROC_SERVICE_H_ */
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