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/haskell-tf-random-0.5/cbits/threefish_port.h
Examining data/haskell-tf-random-0.5/cbits/skein_debug.c
Examining data/haskell-tf-random-0.5/cbits/skein_debug.h
Examining data/haskell-tf-random-0.5/cbits/brg_types.h
Examining data/haskell-tf-random-0.5/cbits/threefish.h
Examining data/haskell-tf-random-0.5/cbits/threefish_block.c

FINAL RESULTS:

data/haskell-tf-random-0.5/cbits/skein_debug.c:24:26:  [4] (format) printf:
  If format strings can be influenced by an attacker, they can be exploited
  (CWE-134). Use a constant for the format specification.
        if (i % 4 ==  0) printf(INDENT);
data/haskell-tf-random-0.5/cbits/skein_debug.c:49:26:  [4] (format) printf:
  If format strings can be influenced by an attacker, they can be exploited
  (CWE-134). Use a constant for the format specification.
        if (i %16 ==  0) printf(INDENT);
data/haskell-tf-random-0.5/cbits/skein_debug.c:198:13:  [4] (format) printf:
  If format strings can be influenced by an attacker, they can be exploited
  (CWE-134). Use a constant for the format specification.
            printf((h->T[1] & SKEIN_T1_FLAG_FIRST)   ? " First":"      ");
data/haskell-tf-random-0.5/cbits/skein_debug.c:199:13:  [4] (format) printf:
  If format strings can be influenced by an attacker, they can be exploited
  (CWE-134). Use a constant for the format specification.
            printf((h->T[1] & SKEIN_T1_FLAG_FINAL)   ? " Final":"      ");
data/haskell-tf-random-0.5/cbits/skein_debug.c:200:13:  [4] (format) printf:
  If format strings can be influenced by an attacker, they can be exploited
  (CWE-134). Use a constant for the format specification.
            printf((h->T[1] & SKEIN_T1_FLAG_BIT_PAD) ? " Pad"  :"    ");

ANALYSIS SUMMARY:

Hits = 5
Lines analyzed = 931 in approximately 0.08 seconds (12036 lines/second)
Physical Source Lines of Code (SLOC) = 615
Hits@level = [0]  35 [1]   0 [2]   0 [3]   0 [4]   5 [5]   0
Hits@level+ = [0+]  40 [1+]   5 [2+]   5 [3+]   5 [4+]   5 [5+]   0
Hits/KSLOC@level+ = [0+] 65.0407 [1+] 8.13008 [2+] 8.13008 [3+] 8.13008 [4+] 8.13008 [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.