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/*
* 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 gmon_out_h
#define gmon_out_h
#define GMON_MAGIC "gmon" /* magic cookie */
#define GMON_VERSION 1 /* version number */
/*
* Raw header as it appears on file (without padding):
*/
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 */
};
#endif /* gmon_out_h */
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