| 1 | |
| 2 | #include <subcmd/parse-options.h>
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| 3 | #include <string.h>
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| 4 | #include <stdlib.h>
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| 5 | #include <objtool/builtin.h>
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| 6 | #include <objtool/objtool.h>
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| 7 | #include <objtool/klp.h>
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| 8 |
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| 9 | struct subcmd {
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| 10 | const char *name;
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| 11 | const char *description;
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| 12 | int (*fn)(int, const char **);
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| 13 | };
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| 14 |
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| 15 | static struct subcmd subcmds[] = {
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| 16 | { "checksum", "Generate per-function checksums", cmd_klp_checksum, },
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| 17 | { "diff", "Generate binary diff of two object files", cmd_klp_diff, },
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| 18 | { "post-link", "Finalize klp symbols/relocs after module linking", cmd_klp_post_link, },
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| 19 | };
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| 20 |
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| 21 | static void cmd_klp_usage(void)
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| 22 | {
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| 23 | fprintf(stderr, "usage: objtool klp <subcommand> [<options>]\n\n");
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| 24 | fprintf(stderr, "Subcommands:\n");
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| 25 |
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| 26 | for (int i = 0; i < ARRAY_SIZE(subcmds); i++) {
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| 27 | struct subcmd *cmd = &subcmds[i];
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| 28 |
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| 29 | fprintf(stderr, " %s\t%s\n", cmd->name, cmd->description);
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| 30 | }
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| 31 |
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| 32 | exit(1);
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| 33 | }
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| 34 |
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| 35 | int cmd_klp(int argc, const char **argv)
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| 36 | {
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| 37 | argc--;
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| 38 | argv++;
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| 39 |
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| 40 | if (!argc)
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| 41 | cmd_klp_usage();
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| 42 |
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| 43 | if (argc) {
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| 44 | for (int i = 0; i < ARRAY_SIZE(subcmds); i++) {
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| 45 | struct subcmd *cmd = &subcmds[i];
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| 46 |
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| 47 | if (!strcmp(cmd->name, argv[0]))
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| 48 | return cmd->fn(argc, argv);
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| 49 | }
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| 50 | }
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| 51 |
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| 52 | cmd_klp_usage();
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| 53 | return 0;
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| 54 | }
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