Flawfinder version 2.0.10, (C) 2001-2019 David A. Wheeler. Number of rules (primarily dangerous function names) in C/C++ ruleset: 223 Examining data/gjs-1.66.1/gi/arg-cache.cpp Examining data/gjs-1.66.1/gi/arg-cache.h Examining data/gjs-1.66.1/gi/arg-inl.h Examining data/gjs-1.66.1/gi/arg.cpp Examining data/gjs-1.66.1/gi/arg.h Examining data/gjs-1.66.1/gi/boxed.cpp Examining data/gjs-1.66.1/gi/boxed.h Examining data/gjs-1.66.1/gi/closure.cpp Examining data/gjs-1.66.1/gi/closure.h Examining data/gjs-1.66.1/gi/enumeration.cpp Examining data/gjs-1.66.1/gi/enumeration.h Examining data/gjs-1.66.1/gi/foreign.cpp Examining data/gjs-1.66.1/gi/foreign.h Examining data/gjs-1.66.1/gi/function.cpp Examining data/gjs-1.66.1/gi/function.h Examining data/gjs-1.66.1/gi/fundamental.cpp Examining data/gjs-1.66.1/gi/fundamental.h Examining data/gjs-1.66.1/gi/gerror.cpp Examining data/gjs-1.66.1/gi/gerror.h Examining data/gjs-1.66.1/gi/gjs_gi_trace.h Examining data/gjs-1.66.1/gi/gobject.cpp Examining data/gjs-1.66.1/gi/gobject.h Examining data/gjs-1.66.1/gi/gtype.cpp Examining data/gjs-1.66.1/gi/gtype.h Examining data/gjs-1.66.1/gi/interface.cpp Examining data/gjs-1.66.1/gi/interface.h Examining data/gjs-1.66.1/gi/ns.cpp Examining data/gjs-1.66.1/gi/ns.h Examining data/gjs-1.66.1/gi/object.cpp Examining data/gjs-1.66.1/gi/object.h Examining data/gjs-1.66.1/gi/param.cpp Examining data/gjs-1.66.1/gi/param.h Examining data/gjs-1.66.1/gi/private.cpp Examining data/gjs-1.66.1/gi/private.h Examining data/gjs-1.66.1/gi/repo.cpp Examining data/gjs-1.66.1/gi/repo.h Examining data/gjs-1.66.1/gi/toggle.cpp Examining data/gjs-1.66.1/gi/toggle.h Examining data/gjs-1.66.1/gi/union.cpp Examining data/gjs-1.66.1/gi/union.h Examining data/gjs-1.66.1/gi/utils-inl.h Examining data/gjs-1.66.1/gi/value.cpp Examining data/gjs-1.66.1/gi/value.h Examining data/gjs-1.66.1/gi/wrapperutils.cpp Examining data/gjs-1.66.1/gi/wrapperutils.h Examining data/gjs-1.66.1/gjs/atoms.cpp Examining data/gjs-1.66.1/gjs/atoms.h Examining data/gjs-1.66.1/gjs/byteArray.cpp Examining data/gjs-1.66.1/gjs/byteArray.h Examining data/gjs-1.66.1/gjs/console.cpp Examining data/gjs-1.66.1/gjs/context-private.h Examining data/gjs-1.66.1/gjs/context.cpp Examining data/gjs-1.66.1/gjs/context.h Examining data/gjs-1.66.1/gjs/coverage.cpp Examining data/gjs-1.66.1/gjs/coverage.h Examining data/gjs-1.66.1/gjs/debugger.cpp Examining data/gjs-1.66.1/gjs/deprecation.cpp Examining data/gjs-1.66.1/gjs/deprecation.h Examining data/gjs-1.66.1/gjs/engine.cpp Examining data/gjs-1.66.1/gjs/engine.h Examining data/gjs-1.66.1/gjs/error-types.cpp Examining data/gjs-1.66.1/gjs/error-types.h Examining data/gjs-1.66.1/gjs/gjs.h Examining data/gjs-1.66.1/gjs/global.cpp Examining data/gjs-1.66.1/gjs/global.h Examining data/gjs-1.66.1/gjs/importer.cpp Examining data/gjs-1.66.1/gjs/importer.h Examining data/gjs-1.66.1/gjs/jsapi-class.h Examining data/gjs-1.66.1/gjs/jsapi-dynamic-class.cpp Examining data/gjs-1.66.1/gjs/jsapi-util-args.h Examining data/gjs-1.66.1/gjs/jsapi-util-error.cpp Examining data/gjs-1.66.1/gjs/jsapi-util-root.h Examining data/gjs-1.66.1/gjs/jsapi-util-string.cpp Examining data/gjs-1.66.1/gjs/jsapi-util.cpp Examining data/gjs-1.66.1/gjs/jsapi-util.h Examining data/gjs-1.66.1/gjs/macros.h Examining data/gjs-1.66.1/gjs/mem-private.h Examining data/gjs-1.66.1/gjs/mem.cpp Examining data/gjs-1.66.1/gjs/mem.h Examining data/gjs-1.66.1/gjs/module.cpp Examining data/gjs-1.66.1/gjs/module.h Examining data/gjs-1.66.1/gjs/native.cpp Examining data/gjs-1.66.1/gjs/native.h Examining data/gjs-1.66.1/gjs/profiler-private.h Examining data/gjs-1.66.1/gjs/profiler.cpp Examining data/gjs-1.66.1/gjs/profiler.h Examining data/gjs-1.66.1/gjs/stack.cpp Examining data/gjs-1.66.1/installed-tests/minijasmine.cpp Examining data/gjs-1.66.1/libgjs-private/gjs-gdbus-wrapper.c Examining data/gjs-1.66.1/libgjs-private/gjs-gdbus-wrapper.h Examining data/gjs-1.66.1/libgjs-private/gjs-util.c Examining data/gjs-1.66.1/libgjs-private/gjs-util.h Examining data/gjs-1.66.1/modules/cairo-context.cpp Examining data/gjs-1.66.1/modules/cairo-gradient.cpp Examining data/gjs-1.66.1/modules/cairo-image-surface.cpp Examining data/gjs-1.66.1/modules/cairo-linear-gradient.cpp Examining data/gjs-1.66.1/modules/cairo-module.h Examining data/gjs-1.66.1/modules/cairo-path.cpp Examining data/gjs-1.66.1/modules/cairo-pattern.cpp Examining data/gjs-1.66.1/modules/cairo-pdf-surface.cpp Examining data/gjs-1.66.1/modules/cairo-private.h Examining data/gjs-1.66.1/modules/cairo-ps-surface.cpp Examining data/gjs-1.66.1/modules/cairo-radial-gradient.cpp Examining data/gjs-1.66.1/modules/cairo-region.cpp Examining data/gjs-1.66.1/modules/cairo-solid-pattern.cpp Examining data/gjs-1.66.1/modules/cairo-surface-pattern.cpp Examining data/gjs-1.66.1/modules/cairo-surface.cpp Examining data/gjs-1.66.1/modules/cairo-svg-surface.cpp Examining data/gjs-1.66.1/modules/cairo.cpp Examining data/gjs-1.66.1/modules/console.cpp Examining data/gjs-1.66.1/modules/console.h Examining data/gjs-1.66.1/modules/modules.cpp Examining data/gjs-1.66.1/modules/modules.h Examining data/gjs-1.66.1/modules/print.cpp Examining data/gjs-1.66.1/modules/print.h Examining data/gjs-1.66.1/modules/system.cpp Examining data/gjs-1.66.1/modules/system.h Examining data/gjs-1.66.1/test/gjs-test-call-args.cpp Examining data/gjs-1.66.1/test/gjs-test-common.cpp Examining data/gjs-1.66.1/test/gjs-test-common.h Examining data/gjs-1.66.1/test/gjs-test-coverage.cpp Examining data/gjs-1.66.1/test/gjs-test-no-introspection-object.cpp Examining data/gjs-1.66.1/test/gjs-test-no-introspection-object.h Examining data/gjs-1.66.1/test/gjs-test-rooting.cpp Examining data/gjs-1.66.1/test/gjs-test-utils.cpp Examining data/gjs-1.66.1/test/gjs-test-utils.h Examining data/gjs-1.66.1/test/gjs-tests.cpp Examining data/gjs-1.66.1/util/log.cpp Examining data/gjs-1.66.1/util/log.h Examining data/gjs-1.66.1/util/misc.cpp Examining data/gjs-1.66.1/util/misc.h FINAL RESULTS: data/gjs-1.66.1/test/gjs-test-coverage.cpp:810:16: [4] (buffer) sscanf: The scanf() family's %s operation, without a limit specification, permits buffer overflows (CWE-120, CWE-20). Specify a limit to %s, or use a different input function. If the scanf format is influenceable by an attacker, it's exploitable. nmatches = sscanf(line, format_string, &hit_count, detected_function); data/gjs-1.66.1/gi/arg.cpp:1142:9: [2] (buffer) memcpy: Does not check for buffer overflows when copying to destination (CWE-120). Make sure destination can always hold the source data. memcpy(&flat_array[struct_size * i], gjs_arg_get<void*>(&arg), data/gjs-1.66.1/gi/arg.cpp:2173:17: [2] (buffer) memcpy: Does not check for buffer overflows when copying to destination (CWE-120). Make sure destination can always hold the source data. memcpy(array->pdata, data, sizeof(void*) * length); data/gjs-1.66.1/gi/arg.cpp:2927:9: [2] (buffer) char: Statically-sized arrays can be improperly restricted, leading to potential overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use functions that limit length, or ensure that the size is larger than the maximum possible length. char utf8[7]; data/gjs-1.66.1/gi/boxed.cpp:312:5: [2] (buffer) memcpy: Does not check for buffer overflows when copying to destination (CWE-120). Make sure destination can always hold the source data. memcpy(m_ptr, boxed_ptr, g_struct_info_get_size(info())); data/gjs-1.66.1/gi/boxed.cpp:629:5: [2] (buffer) memcpy: Does not check for buffer overflows when copying to destination (CWE-120). Make sure destination can always hold the source data. memcpy(raw_ptr() + offset, source_priv->to_instance()->ptr(), data/gjs-1.66.1/gjs/context.cpp:169:16: [2] (misc) fopen: Check when opening files - can an attacker redirect it (via symlinks), force the opening of special file type (e.g., device files), move things around to create a race condition, control its ancestors, or change its contents? (CWE-362). FILE *fp = fopen(filename, "w"); data/gjs-1.66.1/gjs/debugger.cpp:93:13: [2] (buffer) char: Statically-sized arrays can be improperly restricted, leading to potential overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use functions that limit length, or ensure that the size is larger than the maximum possible length. char buf[256]; data/gjs-1.66.1/gjs/jsapi-util.cpp:665:19: [2] (buffer) MultiByteToWideChar: Requires maximum length in CHARACTERS, not bytes (CWE-120). int bufsize = MultiByteToWideChar(CP_UTF8, 0, str, len, nullptr, 0); data/gjs-1.66.1/gjs/jsapi-util.cpp:670:18: [2] (buffer) MultiByteToWideChar: Requires maximum length in CHARACTERS, not bytes (CWE-120). int result = MultiByteToWideChar(CP_UTF8, 0, str, len, &wstr[0], bufsize); data/gjs-1.66.1/gjs/profiler.cpp:160:9: [2] (buffer) char: Statically-sized arrays can be improperly restricted, leading to potential overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use functions that limit length, or ensure that the size is larger than the maximum possible length. char file[256]; data/gjs-1.66.1/gjs/profiler.cpp:334:9: [2] (buffer) char: Statically-sized arrays can be improperly restricted, leading to potential overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use functions that limit length, or ensure that the size is larger than the maximum possible length. char final_string[512]; data/gjs-1.66.1/gjs/profiler.cpp:342:13: [2] (buffer) memcpy: Does not check for buffer overflows when copying to destination (CWE-120). Make sure destination can always hold the source data. memcpy(position, label, label_length); data/gjs-1.66.1/gjs/profiler.cpp:364:17: [2] (buffer) memcpy: Does not check for buffer overflows when copying to destination (CWE-120). Make sure destination can always hold the source data. memcpy(position, dynamic_string, remaining_length); data/gjs-1.66.1/installed-tests/minijasmine.cpp:69:15: [2] (buffer) char: Statically-sized arrays can be improperly restricted, leading to potential overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use functions that limit length, or ensure that the size is larger than the maximum possible length. const char *coverage_prefixes[2] = { coverage_prefix, NULL }; data/gjs-1.66.1/modules/console.cpp:127:5: [2] (buffer) char: Statically-sized arrays can be improperly restricted, leading to potential overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use functions that limit length, or ensure that the size is larger than the maximum possible length. char line[256]; data/gjs-1.66.1/modules/system.cpp:142:20: [2] (misc) fopen: Check when opening files - can an attacker redirect it (via symlinks), force the opening of special file type (e.g., device files), move things around to create a race condition, control its ancestors, or change its contents? (CWE-362). FILE *fp = fopen(filename, "a"); data/gjs-1.66.1/test/gjs-test-coverage.cpp:458:5: [2] (buffer) char: Statically-sized arrays can be improperly restricted, leading to potential overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use functions that limit length, or ensure that the size is larger than the maximum possible length. char hit_count[20]; /* can hold maxint64 (19 digits) + nul terminator */ data/gjs-1.66.1/test/gjs-test-coverage.cpp:475:25: [2] (integer) atoi: Unless checked, the resulting number can exceed the expected range (CWE-190). If source untrusted, check both minimum and maximum, even if the input had no minus sign (large numbers can roll over into negative number; consider saving to an unsigned value if that is intended). hit_count_num = atoi(hit_count); data/gjs-1.66.1/test/gjs-tests.cpp:351:5: [2] (buffer) char: Statically-sized arrays can be improperly restricted, leading to potential overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use functions that limit length, or ensure that the size is larger than the maximum possible length. char *strv0[2] = {(char*)"foo", NULL}; data/gjs-1.66.1/test/gjs-tests.cpp:352:5: [2] (buffer) char: Statically-sized arrays can be improperly restricted, leading to potential overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use functions that limit length, or ensure that the size is larger than the maximum possible length. char *strv1[1] = {NULL}; data/gjs-1.66.1/test/gjs-tests.cpp:354:5: [2] (buffer) char: Statically-sized arrays can be improperly restricted, leading to potential overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use functions that limit length, or ensure that the size is larger than the maximum possible length. char *strv3[2] = {(char*)"bar", NULL}; data/gjs-1.66.1/test/gjs-tests.cpp:355:5: [2] (buffer) char: Statically-sized arrays can be improperly restricted, leading to potential overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use functions that limit length, or ensure that the size is larger than the maximum possible length. char **stuff[4]; data/gjs-1.66.1/util/log.cpp:155:21: [2] (misc) fopen: Check when opening files - can an attacker redirect it (via symlinks), force the opening of special file type (e.g., device files), move things around to create a race condition, control its ancestors, or change its contents? (CWE-362). logfp = fopen(log_file, "a"); data/gjs-1.66.1/gi/arg.cpp:838:19: [1] (buffer) strlen: Does not handle strings that are not \0-terminated; if given one it may perform an over-read (it could cause a crash if unprotected) (CWE-126). *length = strlen(result.get()); data/gjs-1.66.1/gi/arg.cpp:2676:22: [1] (buffer) strlen: Does not handle strings that are not \0-terminated; if given one it may perform an over-read (it could cause a crash if unprotected) (CWE-126). size_t len = strlen(static_cast<char*>(c_array)); data/gjs-1.66.1/gi/repo.cpp:728:28: [1] (buffer) strlen: Does not handle strings that are not \0-terminated; if given one it may perform an over-read (it could cause a crash if unprotected) (CWE-126). s = g_string_sized_new(strlen(camel_name) + 4 + 1); data/gjs-1.66.1/gjs/byteArray.cpp:267:22: [1] (buffer) strlen: Does not handle strings that are not \0-terminated; if given one it may perform an over-read (it could cause a crash if unprotected) (CWE-126). size_t len = strlen(utf8.get()); data/gjs-1.66.1/gjs/console.cpp:287:15: [1] (buffer) strlen: Does not handle strings that are not \0-terminated; if given one it may perform an over-read (it could cause a crash if unprotected) (CWE-126). len = strlen(script); data/gjs-1.66.1/gjs/console.cpp:292:15: [1] (buffer) strlen: Does not handle strings that are not \0-terminated; if given one it may perform an over-read (it could cause a crash if unprotected) (CWE-126). len = strlen(script); data/gjs-1.66.1/gjs/coverage.cpp:119:24: [1] (buffer) strlen: Does not handle strings that are not \0-terminated; if given one it may perform an over-read (it could cause a crash if unprotected) (CWE-126). gsize offset = strlen(uri_header); data/gjs-1.66.1/gjs/importer.cpp:719:41: [1] (buffer) strlen: Does not handle strings that are not \0-terminated; if given one it may perform an over-read (it could cause a crash if unprotected) (CWE-126). g_strndup(filename, strlen(filename) - 3); data/gjs-1.66.1/gjs/jsapi-dynamic-class.cpp:124:23: [1] (buffer) strlen: Does not handle strings that are not \0-terminated; if given one it may perform an over-read (it could cause a crash if unprotected) (CWE-126). return name + strlen("_private_"); data/gjs-1.66.1/gjs/jsapi-util-string.cpp:102:44: [1] (buffer) strlen: Does not handle strings that are not \0-terminated; if given one it may perform an over-read (it could cause a crash if unprotected) (CWE-126). JS::ConstUTF8CharsZ chars(utf8_string, strlen(utf8_string)); data/gjs-1.66.1/gjs/jsapi-util.cpp:306:23: [1] (buffer) strlen: Does not handle strings that are not \0-terminated; if given one it may perform an over-read (it could cause a crash if unprotected) (CWE-126). remaining_bytes = strlen (name); data/gjs-1.66.1/gjs/jsapi-util.cpp:674:27: [1] (buffer) strlen: Does not handle strings that are not \0-terminated; if given one it may perform an over-read (it could cause a crash if unprotected) (CWE-126). wstr.resize(len < 0 ? strlen(str) : len); data/gjs-1.66.1/gjs/profiler.cpp:168:17: [1] (buffer) sscanf: It's unclear if the %s limit in the format string is small enough (CWE-120). Check that the limit is sufficiently small, or use a different input function. int r = sscanf(lines[ix], "%lx-%lx %*15s %lx %*x:%*x %lu %255s", data/gjs-1.66.1/gjs/profiler.cpp:328:31: [1] (buffer) strlen: Does not handle strings that are not \0-terminated; if given one it may perform an over-read (it could cause a crash if unprotected) (CWE-126). size_t label_length = strlen(label); data/gjs-1.66.1/gjs/profiler.cpp:360:44: [1] (buffer) strlen: Does not handle strings that are not \0-terminated; if given one it may perform an over-read (it could cause a crash if unprotected) (CWE-126). size_t dynamic_string_length = strlen(dynamic_string); data/gjs-1.66.1/test/gjs-test-call-args.cpp:299:43: [1] (buffer) strlen: Does not handle strings that are not \0-terminated; if given one it may perform an over-read (it could cause a crash if unprotected) (CWE-126). bool ok = source.init(fx->cx, script, strlen(script), data/gjs-1.66.1/test/gjs-test-call-args.cpp:320:43: [1] (buffer) strlen: Does not handle strings that are not \0-terminated; if given one it may perform an over-read (it could cause a crash if unprotected) (CWE-126). bool ok = source.init(fx->cx, script, strlen(script), data/gjs-1.66.1/test/gjs-test-coverage.cpp:75:45: [1] (buffer) strlen: Does not handle strings that are not \0-terminated; if given one it may perform an over-read (it could cause a crash if unprotected) (CWE-126). g_file_replace_contents(file, contents, strlen(contents), NULL /* etag */, data/gjs-1.66.1/test/gjs-test-coverage.cpp:163:33: [1] (buffer) strlen: Does not handle strings that are not \0-terminated; if given one it may perform an over-read (it could cause a crash if unprotected) (CWE-126). const gsize needle_length = strlen(needle); data/gjs-1.66.1/test/gjs-test-coverage.cpp:232:45: [1] (buffer) strlen: Does not handle strings that are not \0-terminated; if given one it may perform an over-read (it could cause a crash if unprotected) (CWE-126). GjsAutoChar actual = g_strndup(&sf_line[strlen(key)], strlen(value)); data/gjs-1.66.1/test/gjs-test-coverage.cpp:232:59: [1] (buffer) strlen: Does not handle strings that are not \0-terminated; if given one it may perform an over-read (it could cause a crash if unprotected) (CWE-126). GjsAutoChar actual = g_strndup(&sf_line[strlen(key)], strlen(value)); data/gjs-1.66.1/test/gjs-test-coverage.cpp:463:16: [1] (buffer) sscanf: It's unclear if the %s limit in the format string is small enough (CWE-120). Check that the limit is sufficiently small, or use a different input function. nmatches = sscanf(line, "%i,%i,%i,%19s", &line_no, &block_no, &branch_id, hit_count); data/gjs-1.66.1/test/gjs-test-coverage.cpp:472:9: [1] (buffer) strlen: Does not handle strings that are not \0-terminated; if given one it may perform an over-read (it could cause a crash if unprotected) (CWE-126). if (strlen(hit_count) == 1 && *hit_count == '-') data/gjs-1.66.1/test/gjs-test-coverage.cpp:697:42: [1] (buffer) strlen: Does not handle strings that are not \0-terminated; if given one it may perform an over-read (it could cause a crash if unprotected) (CWE-126). GjsAutoChar actual = g_strndup(line, strlen(expected_function_name)); data/gjs-1.66.1/test/gjs-test-coverage.cpp:745:42: [1] (buffer) strlen: Does not handle strings that are not \0-terminated; if given one it may perform an over-read (it could cause a crash if unprotected) (CWE-126). GjsAutoChar actual = g_strndup(line, strlen(expected_function_line)); data/gjs-1.66.1/test/gjs-test-coverage.cpp:1163:51: [1] (buffer) strlen: Does not handle strings that are not \0-terminated; if given one it may perform an over-read (it could cause a crash if unprotected) (CWE-126). strlen(base_name) - 3); data/gjs-1.66.1/test/gjs-test-coverage.cpp:1226:21: [1] (buffer) strlen: Does not handle strings that are not \0-terminated; if given one it may perform an over-read (it could cause a crash if unprotected) (CWE-126). strlen (expected[i].source_file_path)) == 0) { data/gjs-1.66.1/test/gjs-tests.cpp:240:38: [1] (buffer) strlen: Does not handle strings that are not \0-terminated; if given one it may perform an over-read (it could cause a crash if unprotected) (CWE-126). strlen(VALID_UTF8_STRING), &v_out); data/gjs-1.66.1/test/gjs-tests.cpp:250:52: [1] (buffer) strlen: Does not handle strings that are not \0-terminated; if given one it may perform an over-read (it could cause a crash if unprotected) (CWE-126). JS::ConstUTF8CharsZ jschars(VALID_UTF8_STRING, strlen(VALID_UTF8_STRING)); data/gjs-1.66.1/test/gjs-tests.cpp:271:52: [1] (buffer) strlen: Does not handle strings that are not \0-terminated; if given one it may perform an over-read (it could cause a crash if unprotected) (CWE-126). JS::ConstUTF8CharsZ jschars(VALID_UTF8_STRING, strlen(VALID_UTF8_STRING)); ANALYSIS SUMMARY: Hits = 54 Lines analyzed = 39954 in approximately 0.94 seconds (42507 lines/second) Physical Source Lines of Code (SLOC) = 27007 Hits@level = [0] 6 [1] 30 [2] 23 [3] 0 [4] 1 [5] 0 Hits@level+ = [0+] 60 [1+] 54 [2+] 24 [3+] 1 [4+] 1 [5+] 0 Hits/KSLOC@level+ = [0+] 2.22165 [1+] 1.99948 [2+] 0.888658 [3+] 0.0370274 [4+] 0.0370274 [5+] 0 Dot directories skipped = 1 (--followdotdir overrides) Minimum risk level = 1 Not every hit is necessarily a security vulnerability. There may be other security vulnerabilities; review your code! See 'Secure Programming HOWTO' (https://dwheeler.com/secure-programs) for more information.