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/xwiimote-2/lib/core.c
Examining data/xwiimote-2/lib/monitor.c
Examining data/xwiimote-2/lib/xwiimote.h
Examining data/xwiimote-2/tools/xwiidump.c
Examining data/xwiimote-2/tools/xwiishow.c

FINAL RESULTS:

data/xwiimote-2/tools/xwiishow.c:51:2:  [4] (format) vsnprintf:
  If format strings can be influenced by an attacker, they can be exploited,
  and note that sprintf variations do not always \0-terminate (CWE-134). Use
  a constant for the format specification.
	vsnprintf(str, sizeof(str), format, list);
data/xwiimote-2/tools/xwiishow.c:65:2:  [4] (format) vsnprintf:
  If format strings can be influenced by an attacker, they can be exploited,
  and note that sprintf variations do not always \0-terminate (CWE-134). Use
  a constant for the format specification.
	vsnprintf(str, sizeof(str), format, list);
data/xwiimote-2/lib/core.c:72:2:  [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 *led_attrs[4];
data/xwiimote-2/lib/core.c:485:2:  [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 name[256];
data/xwiimote-2/lib/core.c:497:7:  [2] (misc) open:
  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).
	fd = open(dev->ifs[tif].node, flags);
data/xwiimote-2/lib/core.c:815:2:  [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(&ev->time, &input.time, sizeof(struct timeval));
data/xwiimote-2/lib/core.c:845:3:  [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(&ev->time, &input.time, sizeof(struct timeval));
data/xwiimote-2/lib/core.c:846:3:  [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(ev->v.abs, &dev->accel_cache, sizeof(dev->accel_cache));
data/xwiimote-2/lib/core.c:887:3:  [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(&ev->time, &input.time, sizeof(struct timeval));
data/xwiimote-2/lib/core.c:888:3:  [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(&ev->v.abs, dev->ir_cache, sizeof(dev->ir_cache));
data/xwiimote-2/lib/core.c:939:3:  [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(&ev->time, &input.time, sizeof(struct timeval));
data/xwiimote-2/lib/core.c:991:3:  [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(&ev->time, &input.time, sizeof(struct timeval));
data/xwiimote-2/lib/core.c:992:3:  [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(&ev->v.abs, dev->bboard_cache,
data/xwiimote-2/lib/core.c:1120:3:  [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(&ev->time, &input.time, sizeof(struct timeval));
data/xwiimote-2/lib/core.c:1136:3:  [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(&ev->time, &input.time, sizeof(struct timeval));
data/xwiimote-2/lib/core.c:1137:3:  [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(&ev->v.abs, dev->pro_cache,
data/xwiimote-2/lib/core.c:1251:5:  [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(u_ev, &ev, size);
data/xwiimote-2/lib/core.c:1290:2:  [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[4096], *line;
data/xwiimote-2/lib/core.c:1292:6:  [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).
	f = fopen(path, "re");
data/xwiimote-2/lib/core.c:1319:6:  [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).
	f = fopen(path, "we");
data/xwiimote-2/lib/core.c:1344:13:  [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).
	*state = !!atoi(line);
data/xwiimote-2/lib/core.c:1387:14:  [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).
	*capacity = atoi(line);
data/xwiimote-2/tools/xwiidump.c:38:2:  [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[1];
data/xwiimote-2/tools/xwiidump.c:73:7:  [2] (misc) open:
  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).
	fd = open(file, O_RDONLY);
data/xwiimote-2/tools/xwiishow.c:48:2:  [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 str[58 + 1];
data/xwiimote-2/tools/xwiishow.c:62:2:  [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 str[58 + 80 + 1];
data/xwiimote-2/tools/xwiishow.c:1653:19:  [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).
			path = get_dev(atoi(argv[1]));
data/xwiimote-2/lib/core.c:233:10:  [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(name);
data/xwiimote-2/lib/core.c:737:8:  [1] (buffer) read:
  Check buffer boundaries if used in a loop including recursive loops
  (CWE-120, CWE-20).
	ret = read(fd, ev, sizeof(*ev));
data/xwiimote-2/tools/xwiidump.c:47:10:  [1] (buffer) read:
  Check buffer boundaries if used in a loop including recursive loops
  (CWE-120, CWE-20).
			ret = read(fd, buf, sizeof(buf));

ANALYSIS SUMMARY:

Hits = 30
Lines analyzed = 4582 in approximately 0.12 seconds (38305 lines/second)
Physical Source Lines of Code (SLOC) = 2991
Hits@level = [0]  36 [1]   3 [2]  25 [3]   0 [4]   2 [5]   0
Hits@level+ = [0+]  66 [1+]  30 [2+]  27 [3+]   2 [4+]   2 [5+]   0
Hits/KSLOC@level+ = [0+] 22.0662 [1+] 10.0301 [2+] 9.02708 [3+] 0.668673 [4+] 0.668673 [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.