FM / dyninst

/usr/share/systemtap/runtime/dyninst

Name	Size	Mode	Actions
addr-map.c	565	0644	edit dl rm
alloc.c	1188	0644	edit dl rm
arith.c	2291	0644	edit dl rm
common_session_state.h	6921	0644	edit dl rm
copy.c	4095	0644	edit dl rm
debug.h	413	0644	edit dl rm
ilog2.h	2943	0644	edit dl rm
io.c	4541	0644	edit dl rm
linux_defs.h	5602	0644	edit dl rm
linux_hash.h	1877	0644	edit dl rm
linux_types.h	654	0644	edit dl rm
loc2c-runtime.h	2494	0644	edit dl rm
map_list.h	1059	0644	edit dl rm
map_runtime.h	5160	0644	edit dl rm
namespaces.h	0	0644	edit dl rm
offptr.h	4788	0644	edit dl rm
offset_list.h	4428	0644	edit dl rm
perf.c	0	0644	edit dl rm
print.c	2700	0644	edit dl rm
probe_lock.h	1849	0644	edit dl rm
regs.c	2557	0644	edit dl rm
runtime.h	10292	0644	edit dl rm
runtime_context.h	6556	0644	edit dl rm
runtime_defines.h	280	0644	edit dl rm
session_attributes.c	1717	0644	edit dl rm
session_attributes.h	772	0644	edit dl rm
shm.c	6171	0644	edit dl rm
stapdyn.h	4617	0644	edit dl rm
stat_runtime.h	1832	0644	edit dl rm
sym.c	1621	0644	edit dl rm
task_finder.c	0	0644	edit dl rm
timer.c	2770	0644	edit dl rm
transport.c	31128	0644	edit dl rm
transport.h	3968	0644	edit dl rm
unwind.c	0	0644	edit dl rm
uprobes-regs.c	3163	0644	edit dl rm
uprobes.c	1798	0644	edit dl rm
uprobes.h	953	0644	edit dl rm

Edit: /usr/share/systemtap/runtime/dyninst/uprobes.c (1798B)

/* -*- linux-c -*-
 * Common functions for using dyninst-based uprobes
 * Copyright (C) 2012-2013 Red Hat Inc.
 *
 * This file is part of systemtap, and is free software.  You can
 * redistribute it and/or modify it under the terms of the GNU General
 * Public License (GPL); either version 2, or (at your option) any
 * later version.
 */

#ifndef _UPROBES_DYNINST_C_
#define _UPROBES_DYNINST_C_

/* STAPDU: SystemTap Dyninst Uprobes */

// loc2c-generated code assumes pt_regs are available, so use this to make
// sure we always have *something* for it to dereference...
static struct pt_regs stapdu_dummy_uregs = {};

/* These functions implement the ABI in stapdyn.h
 *
 * NB: The translator will generate two arrays used here:
 *   struct stapdu_target stapdu_targets[];
 *   struct stapdu_probe stapdu_probes[];
 */

uint64_t stp_dyninst_target_count(void)
{
	return ARRAY_SIZE(stapdu_targets);
}

const char* stp_dyninst_target_path(uint64_t index)
{
	if (index >= stp_dyninst_target_count())
		return NULL;
	return stapdu_targets[index].path;
}

uint64_t stp_dyninst_probe_count(void)
{
	return ARRAY_SIZE(stapdu_probes);
}

uint64_t stp_dyninst_probe_target(uint64_t index)
{
	if (index >= stp_dyninst_probe_count())
		return (uint64_t)-1;
	return stapdu_probes[index].target;
}

uint64_t stp_dyninst_probe_offset(uint64_t index)
{
	if (index >= stp_dyninst_probe_count())
		return (uint64_t)-1;
	return stapdu_probes[index].offset;
}

uint64_t stp_dyninst_probe_semaphore(uint64_t index)
{
	if (index >= stp_dyninst_probe_count())
		return (uint64_t)-1;
	return stapdu_probes[index].semaphore;
}

uint64_t stp_dyninst_probe_flags(uint64_t index)
{
	if (index >= stp_dyninst_probe_count())
		return (uint64_t)-1;
	return stapdu_probes[index].flags;
}

#endif /* _UPROBES_DYNINST_C_ */

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