1 files changed, 75 insertions, 0 deletions

diff --git a/tools/perf/builtin-data.c b/tools/perf/builtin-data.c
new file mode 100644
index 000000000000..1eee97d020fa
--- /dev/null
+++ b/tools/perf/builtin-data.c
@@ -0,0 +1,75 @@
+#include <linux/compiler.h>
+#include "builtin.h"
+#include "perf.h"
+#include "debug.h"
+#include "parse-options.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_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 struct data_cmd data_cmds[] = {
+        { 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(argc, argv, data_options, 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;
+}