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// SPDX-License-Identifier: GPL-2.0
#include <linux/compiler.h>
#include <stdio.h>
#include <string.h>
#include "builtin.h"
#include "perf.h"
#include "debug.h"
#include <subcmd/parse-options.h>
#include "data-convert.h"
typedef int (*data_cmd_fn_t)(int argc, const char **argv);
struct data_cmd {
const char *name;
const char *summary;
data_cmd_fn_t fn;
};
static struct data_cmd data_cmds[];
#define for_each_cmd(cmd) \
for (cmd = data_cmds; cmd && cmd->name; cmd++)
static const char * const data_subcommands[] = { "convert", NULL };
static const char *data_usage[] = {
"perf data convert [<options>]",
NULL
};
const char *to_json;
const char *to_ctf;
struct perf_data_convert_opts opts = {
.force = false,
.all = false,
};
const struct option data_options[] = {
OPT_INCR('v', "verbose", &verbose, "be more verbose"),
OPT_STRING('i', "input", &input_name, "file", "input file name"),
OPT_STRING(0, "to-json", &to_json, NULL, "Convert to JSON format"),
#ifdef HAVE_LIBBABELTRACE_SUPPORT
OPT_STRING(0, "to-ctf", &to_ctf, NULL, "Convert to CTF format"),
OPT_BOOLEAN(0, "tod", &opts.tod, "Convert time to wall clock time"),
#endif
OPT_BOOLEAN('f', "force", &opts.force, "don't complain, do it"),
OPT_BOOLEAN(0, "all", &opts.all, "Convert all events"),
OPT_END()
};
static int cmd_data_convert(int argc, const char **argv)
{
argc = parse_options(argc, argv, data_options,
data_usage, 0);
if (argc) {
usage_with_options(data_usage, data_options);
return -1;
}
if (to_json && to_ctf) {
pr_err("You cannot specify both --to-ctf and --to-json.\n");
return -1;
}
#ifdef HAVE_LIBBABELTRACE_SUPPORT
if (!to_json && !to_ctf) {
pr_err("You must specify one of --to-ctf or --to-json.\n");
return -1;
}
#else
if (!to_json) {
pr_err("You must specify --to-json.\n");
return -1;
}
#endif
if (to_json)
return bt_convert__perf2json(input_name, to_json, &opts);
if (to_ctf) {
#if defined(HAVE_LIBBABELTRACE_SUPPORT) && defined(HAVE_LIBTRACEEVENT)
return bt_convert__perf2ctf(input_name, to_ctf, &opts);
#else
pr_err("The libbabeltrace support is not compiled in. perf should be "
"compiled with environment variables LIBBABELTRACE=1 and "
"LIBBABELTRACE_DIR=/path/to/libbabeltrace/.\n"
"Check also if libbtraceevent devel files are available.\n");
return -1;
#endif
}
return 0;
}
static struct data_cmd data_cmds[] = {
{ "convert", "converts data file between formats", cmd_data_convert },
{ .name = NULL, },
};
int cmd_data(int argc, const char **argv)
{
struct data_cmd *cmd;
const char *cmdstr;
argc = parse_options_subcommand(argc, argv, data_options, data_subcommands, data_usage,
PARSE_OPT_STOP_AT_NON_OPTION);
if (!argc) {
usage_with_options(data_usage, data_options);
return -1;
}
cmdstr = argv[0];
for_each_cmd(cmd) {
if (strcmp(cmd->name, cmdstr))
continue;
return cmd->fn(argc, argv);
}
pr_err("Unknown command: %s\n", cmdstr);
usage_with_options(data_usage, data_options);
return -1;
}
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