58     /// let ascii = b_str!("Hello, BStr!");
59     /// let s = CString::try_from_fmt(fmt!("{}", ascii))?;
62     /// let non_ascii = b_str!("��");
63     /// let s = CString::try_from_fmt(fmt!("{}", non_ascii))?;
90     /// let ascii = b_str!("Hello, \"BStr\"!");
91     /// let s = CString::try_from_fmt(fmt!("{:?}", ascii))?;
94     /// let non_ascii = b_str!("��");
95     /// let s = CString::try_from_fmt(fmt!("{:?}", non_ascii))?;
238         let len = unsafe { bindings::strlen(ptr) } + 1;  in from_char_ptr()
240         let bytes = unsafe { core::slice::from_raw_parts(ptr as _, len) };  in from_char_ptr()
257         let mut i = 0;  in from_bytes_with_nul()
324     /// let cstr = CStr::from_bytes_with_nul(b"foo\0")?;
345     /// let bar = c_str!("ツ");
402         let mut s = self.to_cstring()?;  in to_ascii_lowercase()
419         let mut s = self.to_cstring()?;  in to_ascii_uppercase()
435     /// let penguin = c_str!("��");
436     /// let s = CString::try_from_fmt(fmt!("{}", penguin))?;
439     /// let ascii = c_str!("so \"cool\"");
440     /// let s = CString::try_from_fmt(fmt!("{}", ascii))?;
465     /// let penguin = c_str!("��");
466     /// let s = CString::try_from_fmt(fmt!("{:?}", penguin))?;
470     /// let ascii = c_str!("so \"cool\"");
471     /// let s = CString::try_from_fmt(fmt!("{:?}", ascii))?;
512         let _ = &self.as_bytes()[index.start..];  in index()
618         let good_bytes = b"\xf0\x9f\xa6\x80\0";  in test_cstr_to_str()
619         let checked_cstr = CStr::from_bytes_with_nul(good_bytes).unwrap();  in test_cstr_to_str()
620         let checked_str = checked_cstr.to_str().unwrap();  in test_cstr_to_str()
627         let bad_bytes = b"\xc3\x28\0";  in test_cstr_to_str_panic()
628         let checked_cstr = CStr::from_bytes_with_nul(bad_bytes).unwrap();  in test_cstr_to_str_panic()
634         let good_bytes = b"\xf0\x9f\x90\xA7\0";  in test_cstr_as_str_unchecked()
635         let checked_cstr = CStr::from_bytes_with_nul(good_bytes).unwrap();  in test_cstr_as_str_unchecked()
637         let unchecked_str = unsafe { checked_cstr.as_str_unchecked() };  in test_cstr_as_str_unchecked()
643         let hello_world = CStr::from_bytes_with_nul(b"hello, world!\0").unwrap();  in test_cstr_display()
645         let non_printables = CStr::from_bytes_with_nul(b"\x01\x09\x0a\0").unwrap();  in test_cstr_display()
647         let non_ascii = CStr::from_bytes_with_nul(b"d\xe9j\xe0 vu\0").unwrap();  in test_cstr_display()
649         let good_bytes = CStr::from_bytes_with_nul(b"\xf0\x9f\xa6\x80\0").unwrap();  in test_cstr_display()
655         let mut bytes: [u8; 256] = [0; 256];  in test_cstr_display_all_bytes()
660         let cstr = CStr::from_bytes_with_nul(&bytes).unwrap();  in test_cstr_display_all_bytes()
666         let hello_world = CStr::from_bytes_with_nul(b"hello, world!\0").unwrap();  in test_cstr_debug()
668         let non_printables = CStr::from_bytes_with_nul(b"\x01\x09\x0a\0").unwrap();  in test_cstr_debug()
670         let non_ascii = CStr::from_bytes_with_nul(b"d\xe9j\xe0 vu\0").unwrap();  in test_cstr_debug()
672         let good_bytes = CStr::from_bytes_with_nul(b"\xf0\x9f\xa6\x80\0").unwrap();  in test_cstr_debug()
678         let hello_world = BStr::from_bytes(b"hello, world!");  in test_bstr_display()
680         let escapes = BStr::from_bytes(b"_\t_\n_\r_\\_\'_\"_");  in test_bstr_display()
682         let others = BStr::from_bytes(b"\x01");  in test_bstr_display()
684         let non_ascii = BStr::from_bytes(b"d\xe9j\xe0 vu");  in test_bstr_display()
686         let good_bytes = BStr::from_bytes(b"\xf0\x9f\xa6\x80");  in test_bstr_display()
692         let hello_world = BStr::from_bytes(b"hello, world!");  in test_bstr_debug()
694         let escapes = BStr::from_bytes(b"_\t_\n_\r_\\_\'_\"_");  in test_bstr_debug()
696         let others = BStr::from_bytes(b"\x01");  in test_bstr_debug()
698         let non_ascii = BStr::from_bytes(b"d\xe9j\xe0 vu");  in test_bstr_debug()
700         let good_bytes = BStr::from_bytes(b"\xf0\x9f\xa6\x80");  in test_bstr_debug()
754         let pos = buf as usize;  in from_buffer()
781         let pos_new = self.pos.saturating_add(s.len());  in write_str()
784         let len_to_copy = core::cmp::min(pos_new, self.end).saturating_sub(self.pos);  in write_str()
855 /// let s = CString::try_from_fmt(fmt!("{}{}{}", "abc", 10, 20))?;
858 /// let tmp = "testing";
859 /// let s = CString::try_from_fmt(fmt!("{tmp}{}", 123))?;
863 /// let s = CString::try_from_fmt(fmt!("a\0b{}", 123));
875         let mut f = RawFormatter::new();  in try_from_fmt()
878         let size = f.bytes_written();  in try_from_fmt()
881         let mut buf = KVec::with_capacity(size, GFP_KERNEL)?;  in try_from_fmt()
883         let mut f = unsafe { Formatter::from_buffer(buf.as_mut_ptr(), size) };  in try_from_fmt()
895         let ptr = unsafe { bindings::memchr(buf.as_ptr().cast(), 0, f.bytes_written() - 1) };  in try_from_fmt()
928         let mut buf = KVec::new();  in try_from()