1*ef5ccd6cSJohn Marino /* SystemTap probe support for GDB. 2*ef5ccd6cSJohn Marino 3*ef5ccd6cSJohn Marino Copyright (C) 2012-2013 Free Software Foundation, Inc. 4*ef5ccd6cSJohn Marino 5*ef5ccd6cSJohn Marino This file is part of GDB. 6*ef5ccd6cSJohn Marino 7*ef5ccd6cSJohn Marino This program is free software; you can redistribute it and/or modify 8*ef5ccd6cSJohn Marino it under the terms of the GNU General Public License as published by 9*ef5ccd6cSJohn Marino the Free Software Foundation; either version 3 of the License, or 10*ef5ccd6cSJohn Marino (at your option) any later version. 11*ef5ccd6cSJohn Marino 12*ef5ccd6cSJohn Marino This program is distributed in the hope that it will be useful, 13*ef5ccd6cSJohn Marino but WITHOUT ANY WARRANTY; without even the implied warranty of 14*ef5ccd6cSJohn Marino MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15*ef5ccd6cSJohn Marino GNU General Public License for more details. 16*ef5ccd6cSJohn Marino 17*ef5ccd6cSJohn Marino You should have received a copy of the GNU General Public License 18*ef5ccd6cSJohn Marino along with this program. If not, see <http://www.gnu.org/licenses/>. */ 19*ef5ccd6cSJohn Marino 20*ef5ccd6cSJohn Marino #if !defined (STAP_PROBE_H) 21*ef5ccd6cSJohn Marino #define STAP_PROBE_H 1 22*ef5ccd6cSJohn Marino 23*ef5ccd6cSJohn Marino /* Structure which holds information about the parsing process of one probe's 24*ef5ccd6cSJohn Marino argument. */ 25*ef5ccd6cSJohn Marino 26*ef5ccd6cSJohn Marino struct stap_parse_info 27*ef5ccd6cSJohn Marino { 28*ef5ccd6cSJohn Marino /* The probe's argument in a string format. */ 29*ef5ccd6cSJohn Marino const char *arg; 30*ef5ccd6cSJohn Marino 31*ef5ccd6cSJohn Marino /* A pointer to the full chain of arguments. This is useful for printing 32*ef5ccd6cSJohn Marino error messages. The parser functions should not modify this argument 33*ef5ccd6cSJohn Marino directly; instead, they should use the ARG pointer above. */ 34*ef5ccd6cSJohn Marino const char *saved_arg; 35*ef5ccd6cSJohn Marino 36*ef5ccd6cSJohn Marino /* The expected argument type (bitness), as defined in the probe's 37*ef5ccd6cSJohn Marino argument. For instance, if the argument begins with `-8@', it means 38*ef5ccd6cSJohn Marino the bitness is 64-bit signed. In this case, ARG_TYPE would represent 39*ef5ccd6cSJohn Marino the type `int64_t'. */ 40*ef5ccd6cSJohn Marino struct type *arg_type; 41*ef5ccd6cSJohn Marino 42*ef5ccd6cSJohn Marino /* A pointer to the current gdbarch. */ 43*ef5ccd6cSJohn Marino struct gdbarch *gdbarch; 44*ef5ccd6cSJohn Marino 45*ef5ccd6cSJohn Marino /* Greater than zero if we are inside a parenthesized expression. Useful 46*ef5ccd6cSJohn Marino for knowing when to skip spaces or not. */ 47*ef5ccd6cSJohn Marino int inside_paren_p; 48*ef5ccd6cSJohn Marino }; 49*ef5ccd6cSJohn Marino 50*ef5ccd6cSJohn Marino #endif /* !defined (STAP_PROBE_H) */ 51