| 1 | |
| 2 | #include <linux/compiler.h>
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| 3 | #include <stdio.h>
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| 4 | #include <string.h>
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| 5 | #include "builtin.h"
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| 6 | #include "debug.h"
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| 7 | #include <subcmd/parse-options.h>
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| 8 | #include "data-convert.h"
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| 9 | #include "util/util.h"
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| 10 |
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| 11 | typedef int (*data_cmd_fn_t)(int argc, const char **argv);
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| 12 |
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| 13 | struct data_cmd {
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| 14 | const char *name;
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| 15 | const char *summary;
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| 16 | data_cmd_fn_t fn;
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| 17 | };
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| 18 |
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| 19 | static struct data_cmd data_cmds[];
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| 20 |
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| 21 | #define for_each_cmd(cmd) \
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| 22 | for (cmd = data_cmds; cmd && cmd->name; cmd++)
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| 23 |
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| 24 | static const char * const data_subcommands[] = { "convert", NULL };
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| 25 |
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| 26 | static const char *data_usage[] = {
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| 27 | "perf data convert [<options>]",
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| 28 | NULL
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| 29 | };
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| 30 |
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| 31 | static const char *to_json;
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| 32 | static const char *to_ctf;
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| 33 | static struct perf_data_convert_opts opts = {
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| 34 | .force = false,
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| 35 | .all = false,
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| 36 | .time_str = NULL,
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| 37 | };
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| 38 |
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| 39 | static const struct option data_options[] = {
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| 40 | OPT_INCR('v', "verbose", &verbose, "be more verbose"),
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| 41 | OPT_STRING('i', "input", &input_name, "file", "input file name"),
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| 42 | OPT_STRING(0, "to-json", &to_json, NULL, "Convert to JSON format"),
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| 43 | OPT_STRING(0, "to-ctf", &to_ctf, NULL, "Convert to CTF format"),
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| 44 | OPT_BOOLEAN(0, "tod", &opts.tod, "Convert time to wall clock time"),
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| 45 | OPT_BOOLEAN('f', "force", &opts.force, "don't complain, do it"),
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| 46 | OPT_BOOLEAN(0, "all", &opts.all, "Convert all events"),
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| 47 | OPT_STRING(0, "time", &opts.time_str, "str",
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| 48 | "Time span of interest (start,stop)"),
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| 49 | OPT_END()
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| 50 | };
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| 51 |
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| 52 | static int cmd_data_convert(int argc, const char **argv)
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| 53 | {
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| 54 |
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| 55 | argc = parse_options(argc, argv, data_options,
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| 56 | data_usage, 0);
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| 57 | if (argc) {
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| 58 | usage_with_options(data_usage, data_options);
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| 59 | return -1;
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| 60 | }
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| 61 |
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| 62 | if (to_json && to_ctf) {
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| 63 | pr_err("You cannot specify both --to-ctf and --to-json.\n");
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| 64 | return -1;
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| 65 | }
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| 66 | if (!to_json && !to_ctf) {
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| 67 | pr_err("You must specify one of --to-ctf or --to-json.\n");
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| 68 | return -1;
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| 69 | }
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| 70 |
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| 71 | if (to_json)
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| 72 | return bt_convert__perf2json(input_name, to_json, &opts);
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| 73 |
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| 74 | if (to_ctf) {
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| 75 | #if defined(HAVE_BABELTRACE2_CTF_WRITER_SUPPORT) && defined(HAVE_LIBTRACEEVENT)
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| 76 | return bt_convert__perf2ctf(input_name, to_ctf, &opts);
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| 77 | #else
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| 78 | pr_err("The babeltrace2 ctf support is not compiled in. Ensure you have both\n"
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| 79 | "libbabeltrace2-dev[el] and libtraceevent-dev[el] installed or set\n"
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| 80 | "PKG_CONFIG_PATH to find a local installation of those libraries.\n");
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| 81 | return -1;
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| 82 | #endif
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| 83 | }
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| 84 |
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| 85 | return 0;
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| 86 | }
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| 87 |
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| 88 | static struct data_cmd data_cmds[] = {
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| 89 | { "convert", "converts data file between formats", cmd_data_convert },
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| 90 | { .name = NULL, },
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| 91 | };
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| 92 |
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| 93 | int cmd_data(int argc, const char **argv)
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| 94 | {
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| 95 | struct data_cmd *cmd;
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| 96 | const char *cmdstr;
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| 97 |
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| 98 | argc = parse_options_subcommand(argc, argv, data_options, data_subcommands, data_usage,
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| 99 | PARSE_OPT_STOP_AT_NON_OPTION);
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| 100 |
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| 101 | if (!argc) {
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| 102 | usage_with_options(data_usage, data_options);
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| 103 | return -1;
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| 104 | }
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| 105 |
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| 106 | cmdstr = argv[0];
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| 107 |
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| 108 | for_each_cmd(cmd) {
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| 109 | if (strcmp(cmd->name, cmdstr))
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| 110 | continue;
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| 111 |
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| 112 | return cmd->fn(argc, argv);
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| 113 | }
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| 114 |
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| 115 | pr_err("Unknown command: %s\n", cmdstr);
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| 116 | usage_with_options(data_usage, data_options);
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| 117 | return -1;
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| 118 | }
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