| /* Copyright (C) 1996-2014 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| Contributed by David Mosberger <davidm@cs.arizona.edu>. |
| |
| 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 |
| <http://www.gnu.org/licenses/>. */ |
| |
| /* This file specifies the format of gmon.out files. It should have |
| as few external dependencies as possible as it is going to be included |
| in many different programs. That is, minimize the number of #include's. |
| |
| A gmon.out file consists of a header (defined by gmon_hdr) followed by |
| a sequence of records. Each record starts with a one-byte tag |
| identifying the type of records, followed by records specific data. */ |
| |
| #ifndef _SYS_GMON_OUT_H |
| #define _SYS_GMON_OUT_H 1 |
| |
| #include <features.h> |
| |
| #define GMON_MAGIC "gmon" /* magic cookie */ |
| #define GMON_VERSION 1 /* version number */ |
| |
| /* For profiling shared object we need a new format. */ |
| #define GMON_SHOBJ_VERSION 0x1ffff |
| |
| __BEGIN_DECLS |
| |
| /* |
| * Raw header as it appears on file (without padding). This header |
| * always comes first in gmon.out and is then followed by a series |
| * records defined below. |
| */ |
| struct gmon_hdr |
| { |
| char cookie[4]; |
| char version[4]; |
| char spare[3 * 4]; |
| }; |
| |
| /* types of records in this file: */ |
| typedef enum |
| { |
| GMON_TAG_TIME_HIST = 0, |
| GMON_TAG_CG_ARC = 1, |
| GMON_TAG_BB_COUNT = 2 |
| } GMON_Record_Tag; |
| |
| struct gmon_hist_hdr |
| { |
| char low_pc[sizeof (char *)]; /* base pc address of sample buffer */ |
| char high_pc[sizeof (char *)]; /* max pc address of sampled buffer */ |
| char hist_size[4]; /* size of sample buffer */ |
| char prof_rate[4]; /* profiling clock rate */ |
| char dimen[15]; /* phys. dim., usually "seconds" */ |
| char dimen_abbrev; /* usually 's' for "seconds" */ |
| }; |
| |
| struct gmon_cg_arc_record |
| { |
| char from_pc[sizeof (char *)]; /* address within caller's body */ |
| char self_pc[sizeof (char *)]; /* address within callee's body */ |
| char count[4]; /* number of arc traversals */ |
| }; |
| |
| __END_DECLS |
| |
| #endif /* sys/gmon_out.h */ |
