private int uncompressbuf()

in src/compress.c [207:243]

• 32 lines of code
• 4 McCabe index (conditional complexity)

private int uncompressbuf(int, size_t, size_t, const unsigned char *,
    unsigned char **, size_t *);
#ifdef BUILTIN_DECOMPRESS
private int uncompresszlib(const unsigned char *, unsigned char **, size_t,
    size_t *, int);
private int uncompressgzipped(const unsigned char *, unsigned char **, size_t,
    size_t *);
#endif
#ifdef BUILTIN_BZLIB
private int uncompressbzlib(const unsigned char *, unsigned char **, size_t,
    size_t *);
#endif
#ifdef BUILTIN_XZLIB
private int uncompressxzlib(const unsigned char *, unsigned char **, size_t,
    size_t *);
#endif

static int makeerror(unsigned char **, size_t *, const char *, ...)
    __attribute__((__format__(__printf__, 3, 4)));
private const char *methodname(size_t);

private int
format_decompression_error(struct magic_set *ms, size_t i, unsigned char *buf)
{
	unsigned char *p;
	int mime = ms->flags & MAGIC_MIME;

	if (!mime)
		return file_printf(ms, "ERROR:[%s: %s]", methodname(i), buf);

	for (p = buf; *p; p++)
		if (!isalnum(*p))
			*p = '-';

	return file_printf(ms, "application/x-decompression-error-%s-%s",
	    methodname(i), buf);
}