2 * Copyright (c) 2005-2007, Joseph Koshy
3 * Copyright (c) 2007 The FreeBSD Foundation
6 * Portions of this software were developed by A. Joseph Koshy under
7 * sponsorship from the FreeBSD Foundation and Google, Inc.
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 #ifndef _PMCSTAT_PL_CALLGRAPH_H_
34 #define _PMCSTAT_PL_CALLGRAPH_H_
37 * Each call graph node is tracked by a pmcstat_cgnode struct.
40 struct pmcstat_cgnode {
41 struct pmcstat_image *pcg_image;
44 uint32_t pcg_nchildren;
45 LIST_ENTRY(pmcstat_cgnode) pcg_sibling;
46 LIST_HEAD(,pmcstat_cgnode) pcg_children;
49 struct pmcstat_cgnode_hash {
50 struct pmcstat_cgnode *pch_cgnode;
52 LIST_ENTRY(pmcstat_cgnode_hash) pch_next;
54 extern LIST_HEAD(pmcstat_cgnode_hash_list, pmcstat_cgnode_hash) pmcstat_cgnode_hash[PMCSTAT_NHASH];
55 extern int pmcstat_cgnode_hash_count;
57 /* Function prototypes */
58 int pmcpl_cg_init(void);
59 void pmcpl_cg_shutdown(FILE *mf);
60 void pmcpl_cg_process(
61 struct pmcstat_process *pp, struct pmcstat_pmcrecord *pmcr,
62 uint32_t nsamples, uintfptr_t *cc, int usermode, uint32_t cpu);
63 int pmcpl_cg_topkeypress(int c, WINDOW *w);
64 void pmcpl_cg_topdisplay(void);
65 void pmcpl_cg_configure(char *opt);
67 #endif /* _PMCSTAT_PL_CALLGRAPH_H_ */