1 files changed, 123 insertions, 0 deletions

diff --git a/tools/perf/builtin-data.c b/tools/perf/builtin-data.c
new file mode 100644
index 000000000000..d6525bc54d13
--- /dev/null
+++ b/tools/perf/builtin-data.c
@@ -0,0 +1,123 @@
+#include <linux/compiler.h>
+#include "builtin.h"
+#include "perf.h"
+#include "debug.h"
+#include "parse-options.h"
+#include "data-convert-bt.h"
+
+typedef int (*data_cmd_fn_t)(int argc, const char **argv, const char *prefix);
+
+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 struct option data_options[] = {
+        OPT_END()
+};
+
+static const char * const data_subcommands[] = { "convert", NULL };
+
+static const char *data_usage[] = {
+        "perf data [<common options>] <command> [<options>]",
+        NULL
+};
+
+static void print_usage(void)
+{
+        struct data_cmd *cmd;
+
+        printf("Usage:\n");
+        printf("\t%s\n\n", data_usage[0]);
+        printf("\tAvailable commands:\n");
+
+        for_each_cmd(cmd) {
+                printf("\t %s\t- %s\n", cmd->name, cmd->summary);
+        }
+
+        printf("\n");
+}
+
+static const char * const data_convert_usage[] = {
+        "perf data convert [<options>]",
+        NULL
+};
+
+static int cmd_data_convert(int argc, const char **argv,
+                            const char *prefix __maybe_unused)
+{
+        const char *to_ctf     = NULL;
+        bool force = false;
+        const struct option options[] = {
+                OPT_INCR('v', "verbose", &verbose, "be more verbose"),
+                OPT_STRING('i', "input", &input_name, "file", "input file name"),
+#ifdef HAVE_LIBBABELTRACE_SUPPORT
+                OPT_STRING(0, "to-ctf", &to_ctf, NULL, "Convert to CTF format"),
+#endif
+                OPT_BOOLEAN('f', "force", &force, "don't complain, do it"),
+                OPT_END()
+        };
+
+#ifndef HAVE_LIBBABELTRACE_SUPPORT
+        pr_err("No conversion support compiled in.\n");
+        return -1;
+#endif
+
+        argc = parse_options(argc, argv, options,
+                             data_convert_usage, 0);
+        if (argc) {
+                usage_with_options(data_convert_usage, options);
+                return -1;
+        }
+
+        if (to_ctf) {
+#ifdef HAVE_LIBBABELTRACE_SUPPORT
+                return bt_convert__perf2ctf(input_name, to_ctf, force);
+#else
+                pr_err("The libbabeltrace support is not compiled in.\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, const char *prefix)
+{
+        struct data_cmd *cmd;
+        const char *cmdstr;
+
+        /* No command specified. */
+        if (argc < 2)
+                goto usage;
+
+        argc = parse_options_subcommand(argc, argv, data_options, data_subcommands, data_usage,
+                             PARSE_OPT_STOP_AT_NON_OPTION);
+        if (argc < 1)
+                goto usage;
+
+        cmdstr = argv[0];
+
+        for_each_cmd(cmd) {
+                if (strcmp(cmd->name, cmdstr))
+                        continue;
+
+                return cmd->fn(argc, argv, prefix);
+        }
+
+        pr_err("Unknown command: %s\n", cmdstr);
+usage:
+        print_usage();
+        return -1;
+}