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