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/sonic-0.2.0/main.c
Examining data/sonic-0.2.0/sonic.c
Examining data/sonic-0.2.0/sonic.h
Examining data/sonic-0.2.0/wave.c
Examining data/sonic-0.2.0/wave.h

FINAL RESULTS:

data/sonic-0.2.0/sonic.c:376:5:  [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(stream->inputBuffer + stream->numInputSamples*stream->numChannels, samples,
data/sonic-0.2.0/sonic.c:428:5:  [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(stream->outputBuffer + stream->numOutputSamples*stream->numChannels,
data/sonic-0.2.0/sonic.c:502:5:  [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(samples, stream->outputBuffer, numSamples*sizeof(short)*stream->numChannels);
data/sonic-0.2.0/sonic.c:813:5:  [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(stream->pitchBuffer + stream->numPitchSamples*numChannels,
data/sonic-0.2.0/sonic.c:1001:5:  [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(out, samples, period*sizeof(short)*numChannels);
data/sonic-0.2.0/wave.c:60:5:  [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 bytes[4];
data/sonic-0.2.0/wave.c:75:5:  [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 bytes[2];
data/sonic-0.2.0/wave.c:119:14:  [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.
    unsigned char bytes[4];
data/sonic-0.2.0/wave.c:134:14:  [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.
    unsigned char bytes[2];
data/sonic-0.2.0/wave.c:150:5:  [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 buf[11]; /* Be sure that we never call with a longer string */
data/sonic-0.2.0/wave.c:246:23:  [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 *soundFile = fopen(fileName, "rb");
data/sonic-0.2.0/wave.c:271:23:  [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 *soundFile = fopen(fileName, "wb");
data/sonic-0.2.0/wave.c:332:14:  [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.
    unsigned char bytes[WAVE_BUF_LEN];
data/sonic-0.2.0/wave.c:356:14:  [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.
    unsigned char bytes[WAVE_BUF_LEN];
data/sonic-0.2.0/wave.c:52:30:  [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).
    writeBytes(file, string, strlen(string));
data/sonic-0.2.0/wave.c:151:18:  [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).
    int length = strlen(expectedString);

ANALYSIS SUMMARY:

Hits = 16
Lines analyzed = 1850 in approximately 0.06 seconds (31504 lines/second)
Physical Source Lines of Code (SLOC) = 1456
Hits@level = [0]  23 [1]   2 [2]  14 [3]   0 [4]   0 [5]   0
Hits@level+ = [0+]  39 [1+]  16 [2+]  14 [3+]   0 [4+]   0 [5+]   0
Hits/KSLOC@level+ = [0+] 26.7857 [1+] 10.989 [2+] 9.61538 [3+]   0 [4+]   0 [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.