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      1 
      2 /*--------------------------------------------------------------------*/
      3 /*--- Internal client requests.                   pub_core_clreq.h ---*/
      4 /*--------------------------------------------------------------------*/
      5 
      6 /*
      7    This file is part of Valgrind, a dynamic binary instrumentation
      8    framework.
      9 
     10    Copyright (C) 2000-2011 Julian Seward
     11       jseward (at) acm.org
     12 
     13    This program is free software; you can redistribute it and/or
     14    modify it under the terms of the GNU General Public License as
     15    published by the Free Software Foundation; either version 2 of the
     16    License, or (at your option) any later version.
     17 
     18    This program is distributed in the hope that it will be useful, but
     19    WITHOUT ANY WARRANTY; without even the implied warranty of
     20    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     21    General Public License for more details.
     22 
     23    You should have received a copy of the GNU General Public License
     24    along with this program; if not, write to the Free Software
     25    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
     26    02111-1307, USA.
     27 
     28    The GNU General Public License is contained in the file COPYING.
     29 */
     30 
     31 #ifndef __PUB_CORE_CLREQ_H
     32 #define __PUB_CORE_CLREQ_H
     33 
     34 //--------------------------------------------------------------------
     35 // PURPOSE: This module defined client requests.
     36 //--------------------------------------------------------------------
     37 
     38 #include "pub_tool_clreq.h"
     39 
     40 // The strange choice of values here is due to historical reasons -- there
     41 // used to be many more internal client requests.
     42 typedef
     43    enum {
     44       /* Denote the finish of __libc_freeres_wrapper().  Also causes exit. */
     45       VG_USERREQ__LIBC_FREERES_DONE = 0x3029,
     46 
     47       /* Get the tool's malloc-wrapping functions */
     48       VG_USERREQ__GET_MALLOCFUNCS   = 0x3030,
     49 
     50       /* Internal equivalent of VALGRIND_PRINTF_VALIST_BY_REF . */
     51       VG_USERREQ__INTERNAL_PRINTF_VALIST_BY_REF = 0x3103,
     52 
     53       /* Add a target for an indirect function redirection. */
     54       VG_USERREQ__ADD_IFUNC_TARGET  = 0x3104,
     55 
     56       /* NaCl mem_start */
     57       VG_USERREQ__NACL_MEM_START = 0x3105,
     58       /* NaCl nacl_file */
     59       VG_USERREQ__NACL_FILE = 0x3106,
     60       /* NaCl nacl_file */
     61       VG_USERREQ__NACL_MMAP = 0x3107,
     62 
     63    } Vg_InternalClientRequest;
     64 
     65 // Function for printing from code within Valgrind, but which runs on the
     66 // sim'd CPU.  Must be a function rather than macros so that va_list can
     67 // be used.
     68 
     69 static int VALGRIND_INTERNAL_PRINTF(const char *format, ...)
     70    __attribute__((format(__printf__, 1, 2), __unused__));
     71 static int VALGRIND_INTERNAL_PRINTF(const char *format, ...)
     72 {
     73    unsigned long _qzz_res = 0;
     74    va_list vargs;
     75    va_start(vargs, format);
     76    VALGRIND_DO_CLIENT_REQUEST(
     77       _qzz_res, 0, VG_USERREQ__INTERNAL_PRINTF_VALIST_BY_REF,
     78       (unsigned long)format, (unsigned long)&vargs, 0, 0, 0
     79    );
     80    va_end(vargs);
     81    return _qzz_res;
     82 }
     83 
     84 
     85 #endif   // __PUB_CORE_CLREQ_H
     86 
     87 /*--------------------------------------------------------------------*/
     88 /*--- end                                                          ---*/
     89 /*--------------------------------------------------------------------*/
     90