xref: /OK3568_Linux_fs/kernel/tools/perf/builtin-data.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun #include <linux/compiler.h>
3*4882a593Smuzhiyun #include <stdio.h>
4*4882a593Smuzhiyun #include <string.h>
5*4882a593Smuzhiyun #include "builtin.h"
6*4882a593Smuzhiyun #include "perf.h"
7*4882a593Smuzhiyun #include "debug.h"
8*4882a593Smuzhiyun #include <subcmd/parse-options.h>
9*4882a593Smuzhiyun #include "data-convert.h"
10*4882a593Smuzhiyun #include "data-convert-bt.h"
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun typedef int (*data_cmd_fn_t)(int argc, const char **argv);
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun struct data_cmd {
15*4882a593Smuzhiyun 	const char	*name;
16*4882a593Smuzhiyun 	const char	*summary;
17*4882a593Smuzhiyun 	data_cmd_fn_t	fn;
18*4882a593Smuzhiyun };
19*4882a593Smuzhiyun 
20*4882a593Smuzhiyun static struct data_cmd data_cmds[];
21*4882a593Smuzhiyun 
22*4882a593Smuzhiyun #define for_each_cmd(cmd) \
23*4882a593Smuzhiyun 	for (cmd = data_cmds; cmd && cmd->name; cmd++)
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun static const struct option data_options[] = {
26*4882a593Smuzhiyun 	OPT_END()
27*4882a593Smuzhiyun };
28*4882a593Smuzhiyun 
29*4882a593Smuzhiyun static const char * const data_subcommands[] = { "convert", NULL };
30*4882a593Smuzhiyun 
31*4882a593Smuzhiyun static const char *data_usage[] = {
32*4882a593Smuzhiyun 	"perf data [<common options>] <command> [<options>]",
33*4882a593Smuzhiyun 	NULL
34*4882a593Smuzhiyun };
35*4882a593Smuzhiyun 
print_usage(void)36*4882a593Smuzhiyun static void print_usage(void)
37*4882a593Smuzhiyun {
38*4882a593Smuzhiyun 	struct data_cmd *cmd;
39*4882a593Smuzhiyun 
40*4882a593Smuzhiyun 	printf("Usage:\n");
41*4882a593Smuzhiyun 	printf("\t%s\n\n", data_usage[0]);
42*4882a593Smuzhiyun 	printf("\tAvailable commands:\n");
43*4882a593Smuzhiyun 
44*4882a593Smuzhiyun 	for_each_cmd(cmd) {
45*4882a593Smuzhiyun 		printf("\t %s\t- %s\n", cmd->name, cmd->summary);
46*4882a593Smuzhiyun 	}
47*4882a593Smuzhiyun 
48*4882a593Smuzhiyun 	printf("\n");
49*4882a593Smuzhiyun }
50*4882a593Smuzhiyun 
51*4882a593Smuzhiyun static const char * const data_convert_usage[] = {
52*4882a593Smuzhiyun 	"perf data convert [<options>]",
53*4882a593Smuzhiyun 	NULL
54*4882a593Smuzhiyun };
55*4882a593Smuzhiyun 
cmd_data_convert(int argc,const char ** argv)56*4882a593Smuzhiyun static int cmd_data_convert(int argc, const char **argv)
57*4882a593Smuzhiyun {
58*4882a593Smuzhiyun 	const char *to_ctf     = NULL;
59*4882a593Smuzhiyun 	struct perf_data_convert_opts opts = {
60*4882a593Smuzhiyun 		.force = false,
61*4882a593Smuzhiyun 		.all = false,
62*4882a593Smuzhiyun 	};
63*4882a593Smuzhiyun 	const struct option options[] = {
64*4882a593Smuzhiyun 		OPT_INCR('v', "verbose", &verbose, "be more verbose"),
65*4882a593Smuzhiyun 		OPT_STRING('i', "input", &input_name, "file", "input file name"),
66*4882a593Smuzhiyun #ifdef HAVE_LIBBABELTRACE_SUPPORT
67*4882a593Smuzhiyun 		OPT_STRING(0, "to-ctf", &to_ctf, NULL, "Convert to CTF format"),
68*4882a593Smuzhiyun 		OPT_BOOLEAN(0, "tod", &opts.tod, "Convert time to wall clock time"),
69*4882a593Smuzhiyun #endif
70*4882a593Smuzhiyun 		OPT_BOOLEAN('f', "force", &opts.force, "don't complain, do it"),
71*4882a593Smuzhiyun 		OPT_BOOLEAN(0, "all", &opts.all, "Convert all events"),
72*4882a593Smuzhiyun 		OPT_END()
73*4882a593Smuzhiyun 	};
74*4882a593Smuzhiyun 
75*4882a593Smuzhiyun #ifndef HAVE_LIBBABELTRACE_SUPPORT
76*4882a593Smuzhiyun 	pr_err("No conversion support compiled in. perf should be compiled with environment variables LIBBABELTRACE=1 and LIBBABELTRACE_DIR=/path/to/libbabeltrace/\n");
77*4882a593Smuzhiyun 	return -1;
78*4882a593Smuzhiyun #endif
79*4882a593Smuzhiyun 
80*4882a593Smuzhiyun 	argc = parse_options(argc, argv, options,
81*4882a593Smuzhiyun 			     data_convert_usage, 0);
82*4882a593Smuzhiyun 	if (argc) {
83*4882a593Smuzhiyun 		usage_with_options(data_convert_usage, options);
84*4882a593Smuzhiyun 		return -1;
85*4882a593Smuzhiyun 	}
86*4882a593Smuzhiyun 
87*4882a593Smuzhiyun 	if (to_ctf) {
88*4882a593Smuzhiyun #ifdef HAVE_LIBBABELTRACE_SUPPORT
89*4882a593Smuzhiyun 		return bt_convert__perf2ctf(input_name, to_ctf, &opts);
90*4882a593Smuzhiyun #else
91*4882a593Smuzhiyun 		pr_err("The libbabeltrace support is not compiled in.\n");
92*4882a593Smuzhiyun 		return -1;
93*4882a593Smuzhiyun #endif
94*4882a593Smuzhiyun 	}
95*4882a593Smuzhiyun 
96*4882a593Smuzhiyun 	return 0;
97*4882a593Smuzhiyun }
98*4882a593Smuzhiyun 
99*4882a593Smuzhiyun static struct data_cmd data_cmds[] = {
100*4882a593Smuzhiyun 	{ "convert", "converts data file between formats", cmd_data_convert },
101*4882a593Smuzhiyun 	{ .name = NULL, },
102*4882a593Smuzhiyun };
103*4882a593Smuzhiyun 
cmd_data(int argc,const char ** argv)104*4882a593Smuzhiyun int cmd_data(int argc, const char **argv)
105*4882a593Smuzhiyun {
106*4882a593Smuzhiyun 	struct data_cmd *cmd;
107*4882a593Smuzhiyun 	const char *cmdstr;
108*4882a593Smuzhiyun 
109*4882a593Smuzhiyun 	/* No command specified. */
110*4882a593Smuzhiyun 	if (argc < 2)
111*4882a593Smuzhiyun 		goto usage;
112*4882a593Smuzhiyun 
113*4882a593Smuzhiyun 	argc = parse_options_subcommand(argc, argv, data_options, data_subcommands, data_usage,
114*4882a593Smuzhiyun 			     PARSE_OPT_STOP_AT_NON_OPTION);
115*4882a593Smuzhiyun 	if (argc < 1)
116*4882a593Smuzhiyun 		goto usage;
117*4882a593Smuzhiyun 
118*4882a593Smuzhiyun 	cmdstr = argv[0];
119*4882a593Smuzhiyun 
120*4882a593Smuzhiyun 	for_each_cmd(cmd) {
121*4882a593Smuzhiyun 		if (strcmp(cmd->name, cmdstr))
122*4882a593Smuzhiyun 			continue;
123*4882a593Smuzhiyun 
124*4882a593Smuzhiyun 		return cmd->fn(argc, argv);
125*4882a593Smuzhiyun 	}
126*4882a593Smuzhiyun 
127*4882a593Smuzhiyun 	pr_err("Unknown command: %s\n", cmdstr);
128*4882a593Smuzhiyun usage:
129*4882a593Smuzhiyun 	print_usage();
130*4882a593Smuzhiyun 	return -1;
131*4882a593Smuzhiyun }
132