569 problematic_chars (char const *s)  in problematic_chars()  argument
571   size_t length = strcspn (s, "\\\n\r");  in problematic_chars()
572   return s[length] != '\0';  in problematic_chars()
587 filename_unescape (char *s, size_t s_len)  in filename_unescape()  argument
589   char *dst = s;  in filename_unescape()
593       switch (s[i])  in filename_unescape()
602           switch (s[i])  in filename_unescape()
624           *dst++ = s[i];  in filename_unescape()
628   if (dst < s + s_len)  in filename_unescape()
631   return s;  in filename_unescape()
638 valid_digits (unsigned char const *s, size_t len)  in valid_digits()  argument
646           if (!isbase64 (*s))  in valid_digits()
648           ++s;  in valid_digits()
652           if (*s != '=')  in valid_digits()
654           ++s;  in valid_digits()
663           if (!isxdigit (*s))  in valid_digits()
665           ++s;  in valid_digits()
671   return *s == '\0';  in valid_digits()
680 bsd_split_3 (char *s, size_t s_len,  in bsd_split_3()  argument
689   while (i && s[i] != ')')  in bsd_split_3()
692   if (s[i] != ')')  in bsd_split_3()
695   *file_name = s;  in bsd_split_3()
697   if (escaped_filename && filename_unescape (s, i) == nullptr)  in bsd_split_3()
700   s[i++] = '\0';  in bsd_split_3()
702   while (ISWHITE (s[i]))  in bsd_split_3()
705   if (s[i] != '=')  in bsd_split_3()
710   while (ISWHITE (s[i]))  in bsd_split_3()
713   *digest = (unsigned char *) &s[i];  in bsd_split_3()
724 algorithm_from_tag (char *s)  in algorithm_from_tag()  argument
741   while (i <= max_tag_len && s[i] && ! ISWHITE (s[i])  in algorithm_from_tag()
742          && s[i] != '-' && s[i] != '(')  in algorithm_from_tag()
749   char sep = s[i];  in algorithm_from_tag()
750   s[i] = '\0';  in algorithm_from_tag()
751   ptrdiff_t algo = argmatch_exact (s, algorithm_tags);  in algorithm_from_tag()
752   s[i] = sep;  in algorithm_from_tag()
764 split_3 (char *s, size_t s_len,  in split_3()  argument
771   while (ISWHITE (s[i]))  in split_3()
774   if (s[i] == '\\')  in split_3()
785       ptrdiff_t algo_tag = algorithm_from_tag (s + i);  in split_3()
798   if (STREQ_LEN (s + i, DIGEST_TYPE_STRING, algo_name_len))  in split_3()
803       char const *algo_name = &s[i - algo_name_len];  in split_3()
804       bool length_specified = s[i] == '-';  in split_3()
805       bool openssl_format = s[i] == '('; /* and no length_specified */  in split_3()
806       s[i++] = '\0';  in split_3()
810         s[--i] = '(';  in split_3()
821           if (! (xstrtoumax (s + i, &siend, 0, &length, nullptr) == LONGINT_OK  in split_3()
826           i = siend - s;  in split_3()
831       if (s[i] == ' ')  in split_3()
833       if (s[i] == '(')  in split_3()
837           return bsd_split_3 (s + i, s_len - i,  in split_3()
847   if (s_len - i < min_digest_line_length + (s[i] == '\\'))  in split_3()
850   *digest = (unsigned char *) &s[i];  in split_3()
872   while (s[i] && !ISWHITE (s[i]))  in split_3()
879   *d_len = &s[i] - (char *) *digest;  in split_3()
880   s[i++] = '\0';  in split_3()
886   if ((s_len - i == 1) || (s[i] != ' ' && s[i] != '*'))  in split_3()
901       *binary = (s[i++] == '*');  in split_3()
906   *file_name = &s[i];  in split_3()
909     return filename_unescape (&s[i], s_len - i) != nullptr;  in split_3()