444 char *number(char *buf, char *end, unsigned long long num,  in number()  argument
508 			if (buf < end)  in number()
515 		if (buf < end)  in number()
522 			if (buf < end)  in number()
527 			if (buf < end)  in number()
537 			if (buf < end)  in number()
544 		if (buf < end)  in number()
550 		if (buf < end)  in number()
556 		if (buf < end)  in number()
565 char *special_hex_number(char *buf, char *end, unsigned long long num, int size)  in special_hex_number()  argument
574 	return number(buf, end, num, spec);  in special_hex_number()
577 static void move_right(char *buf, char *end, unsigned len, unsigned spaces)  in move_right()  argument
580 	if (buf >= end)	/* nowhere to put anything */  in move_right()
582 	size = end - buf;  in move_right()
604 char *widen_string(char *buf, int n, char *end, struct printf_spec spec)  in widen_string()  argument
613 		move_right(buf - n, end, n, spaces);  in widen_string()
617 		if (buf < end)  in widen_string()
625 static char *string_nocheck(char *buf, char *end, const char *s,  in string_nocheck()  argument
635 		if (buf < end)  in string_nocheck()
640 	return widen_string(buf, len, end, spec);  in string_nocheck()
643 static char *err_ptr(char *buf, char *end, void *ptr,  in err_ptr()  argument
650 		return string_nocheck(buf, end, sym, spec);  in err_ptr()
659 	return number(buf, end, err, spec);  in err_ptr()
663 static char *error_string(char *buf, char *end, const char *s,  in error_string()  argument
674 	return string_nocheck(buf, end, s, spec);  in error_string()
693 static int check_pointer(char **buf, char *end, const void *ptr,  in check_pointer()  argument
700 		*buf = error_string(*buf, end, err_msg, spec);  in check_pointer()
708 char *string(char *buf, char *end, const char *s,  in string()  argument
711 	if (check_pointer(&buf, end, s, spec))  in string()
714 	return string_nocheck(buf, end, s, spec);  in string()
717 static char *pointer_string(char *buf, char *end,  in pointer_string()  argument
728 	return number(buf, end, (unsigned long int)ptr, spec);  in pointer_string()
793 static char *ptr_to_id(char *buf, char *end, const void *ptr,  in ptr_to_id()  argument
805 		return pointer_string(buf, end, ptr, spec);  in ptr_to_id()
810 		return pointer_string(buf, end, (const void *)hashval, spec);  in ptr_to_id()
817 		return error_string(buf, end, str, spec);  in ptr_to_id()
820 	return pointer_string(buf, end, (const void *)hashval, spec);  in ptr_to_id()
823 static char *default_pointer(char *buf, char *end, const void *ptr,  in default_pointer()  argument
831 		return pointer_string(buf, end, ptr, spec);  in default_pointer()
833 	return ptr_to_id(buf, end, ptr, spec);  in default_pointer()
839 char *restricted_pointer(char *buf, char *end, const void *ptr,  in restricted_pointer()  argument
845 		return default_pointer(buf, end, ptr, spec);  in restricted_pointer()
856 			return error_string(buf, end, "pK-error", spec);  in restricted_pointer()
882 	return pointer_string(buf, end, ptr, spec);  in restricted_pointer()
886 char *dentry_name(char *buf, char *end, const struct dentry *d, struct printf_spec spec,  in dentry_name()  argument
904 		if (check_pointer(&buf, end, d, spec)) {  in dentry_name()
927 		if (buf < end)  in dentry_name()
931 	return widen_string(buf, n, end, spec);  in dentry_name()
935 char *file_dentry_name(char *buf, char *end, const struct file *f,  in file_dentry_name()  argument
938 	if (check_pointer(&buf, end, f, spec))  in file_dentry_name()
941 	return dentry_name(buf, end, f->f_path.dentry, spec, fmt);  in file_dentry_name()
945 char *bdev_name(char *buf, char *end, struct block_device *bdev,  in bdev_name()  argument
950 	if (check_pointer(&buf, end, bdev, spec))  in bdev_name()
954 	buf = string(buf, end, hd->disk_name, spec);  in bdev_name()
957 			if (buf < end)  in bdev_name()
961 		buf = number(buf, end, bdev_partno(bdev), spec);  in bdev_name()
968 char *symbol_string(char *buf, char *end, void *ptr,  in symbol_string()  argument
992 	return string_nocheck(buf, end, sym, spec);  in symbol_string()
994 	return special_hex_number(buf, end, value, sizeof(void *));  in symbol_string()
1029 char *hex_range(char *buf, char *end, u64 start_val, u64 end_val,  in hex_range()  argument
1032 	buf = number(buf, end, start_val, spec);  in hex_range()
1036 	if (buf < end)  in hex_range()
1039 	return number(buf, end, end_val, spec);  in hex_range()
1043 char *resource_string(char *buf, char *end, struct resource *res,  in resource_string()  argument
1090 	if (check_pointer(&buf, end, res, spec))  in resource_string()
1118 		p = hex_range(p, pend, res->start, res->end, *specp);  in resource_string()
1136 	return string_nocheck(buf, end, sym, spec);  in resource_string()
1140 char *range_string(char *buf, char *end, const struct range *range,  in range_string()  argument
1153 	if (check_pointer(&buf, end, range, spec))  in range_string()
1157 	p = hex_range(p, pend, range->start, range->end, range_spec);  in range_string()
1161 	return string_nocheck(buf, end, sym, spec);  in range_string()
1165 char *hex_string(char *buf, char *end, u8 *addr, struct printf_spec spec,  in hex_string()  argument
1176 	if (check_pointer(&buf, end, addr, spec))  in hex_string()
1198 		if (buf < end)  in hex_string()
1201 		if (buf < end)  in hex_string()
1206 			if (buf < end)  in hex_string()
1216 char *bitmap_string(char *buf, char *end, const unsigned long *bitmap,  in bitmap_string()  argument
1224 	if (check_pointer(&buf, end, bitmap, spec))  in bitmap_string()
1245 			if (buf < end)  in bitmap_string()
1252 		buf = number(buf, end, val, spec);  in bitmap_string()
1260 char *bitmap_list_string(char *buf, char *end, const unsigned long *bitmap,  in bitmap_list_string()  argument
1267 	if (check_pointer(&buf, end, bitmap, spec))  in bitmap_list_string()
1272 			if (buf < end)  in bitmap_list_string()
1278 		buf = number(buf, end, rbot, default_dec_spec);  in bitmap_list_string()
1282 		if (buf < end)  in bitmap_list_string()
1284 		buf = number(++buf, end, rtop - 1, default_dec_spec);  in bitmap_list_string()
1290 char *mac_address_string(char *buf, char *end, u8 *addr,  in mac_address_string()  argument
1299 	if (check_pointer(&buf, end, addr, spec))  in mac_address_string()
1327 	return string_nocheck(buf, end, mac_addr, spec);  in mac_address_string()
1480 char *ip6_addr_string(char *buf, char *end, const u8 *addr,  in ip6_addr_string()  argument
1490 	return string_nocheck(buf, end, ip6_addr, spec);  in ip6_addr_string()
1494 char *ip4_addr_string(char *buf, char *end, const u8 *addr,  in ip4_addr_string()  argument
1501 	return string_nocheck(buf, end, ip4_addr, spec);  in ip4_addr_string()
1505 char *ip6_addr_string_sa(char *buf, char *end, const struct sockaddr_in6 *sa,  in ip6_addr_string_sa()  argument
1563 	return string_nocheck(buf, end, ip6_addr, spec);  in ip6_addr_string_sa()
1567 char *ip4_addr_string_sa(char *buf, char *end, const struct sockaddr_in *sa,  in ip4_addr_string_sa()  argument
1598 	return string_nocheck(buf, end, ip4_addr, spec);  in ip4_addr_string_sa()
1602 char *ip_addr_string(char *buf, char *end, const void *ptr,  in ip_addr_string()  argument
1607 	if (check_pointer(&buf, end, ptr, spec))  in ip_addr_string()
1612 		return ip6_addr_string(buf, end, ptr, spec, fmt);  in ip_addr_string()
1614 		return ip4_addr_string(buf, end, ptr, spec, fmt);  in ip_addr_string()
1624 			return ip4_addr_string_sa(buf, end, &sa->v4, spec, fmt);  in ip_addr_string()
1626 			return ip6_addr_string_sa(buf, end, &sa->v6, spec, fmt);  in ip_addr_string()
1628 			return error_string(buf, end, "(einval)", spec);  in ip_addr_string()
1633 	return error_string(buf, end, err_fmt_msg, spec);  in ip_addr_string()
1637 char *escaped_string(char *buf, char *end, u8 *addr, struct printf_spec spec,  in escaped_string()  argument
1648 	if (check_pointer(&buf, end, addr, spec))  in escaped_string()
1690 	buf += string_escape_mem(addr, len, buf, buf < end ? end - buf : 0, flags, NULL);  in escaped_string()
1695 static char *va_format(char *buf, char *end, struct va_format *va_fmt,  in va_format()  argument
1700 	if (check_pointer(&buf, end, va_fmt, spec))  in va_format()
1704 	buf += vsnprintf(buf, end > buf ? end - buf : 0, va_fmt->fmt, va);  in va_format()
1711 char *uuid_string(char *buf, char *end, const u8 *addr,  in uuid_string()  argument
1720 	if (check_pointer(&buf, end, addr, spec))  in uuid_string()
1752 	return string_nocheck(buf, end, uuid, spec);  in uuid_string()
1756 char *netdev_bits(char *buf, char *end, const void *addr,  in netdev_bits()  argument
1762 	if (check_pointer(&buf, end, addr, spec))  in netdev_bits()
1771 		return error_string(buf, end, "(%pN?)", spec);  in netdev_bits()
1774 	return special_hex_number(buf, end, num, size);  in netdev_bits()
1778 char *fourcc_string(char *buf, char *end, const u32 *fourcc,  in fourcc_string()  argument
1787 		return error_string(buf, end, "(%p4?)", spec);  in fourcc_string()
1789 	if (check_pointer(&buf, end, fourcc, spec))  in fourcc_string()
1812 	return string(buf, end, output, spec);  in fourcc_string()
1816 char *address_val(char *buf, char *end, const void *addr,  in address_val()  argument
1822 	if (check_pointer(&buf, end, addr, spec))  in address_val()
1837 	return special_hex_number(buf, end, num, size);  in address_val()
1841 char *date_str(char *buf, char *end, const struct rtc_time *tm, bool r)  in date_str()  argument
1846 	buf = number(buf, end, year, default_dec04_spec);  in date_str()
1847 	if (buf < end)  in date_str()
1851 	buf = number(buf, end, mon, default_dec02_spec);  in date_str()
1852 	if (buf < end)  in date_str()
1856 	return number(buf, end, tm->tm_mday, default_dec02_spec);  in date_str()
1860 char *time_str(char *buf, char *end, const struct rtc_time *tm, bool r)  in time_str()  argument
1862 	buf = number(buf, end, tm->tm_hour, default_dec02_spec);  in time_str()
1863 	if (buf < end)  in time_str()
1867 	buf = number(buf, end, tm->tm_min, default_dec02_spec);  in time_str()
1868 	if (buf < end)  in time_str()
1872 	return number(buf, end, tm->tm_sec, default_dec02_spec);  in time_str()
1876 char *rtc_str(char *buf, char *end, const struct rtc_time *tm,  in rtc_str()  argument
1884 	if (check_pointer(&buf, end, tm, spec))  in rtc_str()
1913 		buf = date_str(buf, end, tm, raw);  in rtc_str()
1915 		if (buf < end)  in rtc_str()
1920 		buf = time_str(buf, end, tm, raw);  in rtc_str()
1926 char *time64_str(char *buf, char *end, const time64_t time,  in time64_str()  argument
1945 	return rtc_str(buf, end, &rtc_time, spec, fmt);  in time64_str()
1949 char *time_and_date(char *buf, char *end, void *ptr, struct printf_spec spec,  in time_and_date()  argument
1954 		return rtc_str(buf, end, (const struct rtc_time *)ptr, spec, fmt);  in time_and_date()
1956 		return time64_str(buf, end, *(const time64_t *)ptr, spec, fmt);  in time_and_date()
1958 		return error_string(buf, end, "(%pt?)", spec);  in time_and_date()
1963 char *clock(char *buf, char *end, struct clk *clk, struct printf_spec spec,  in clock()  argument
1967 		return error_string(buf, end, "(%pC?)", spec);  in clock()
1969 	if (check_pointer(&buf, end, clk, spec))  in clock()
1976 		return string(buf, end, __clk_get_name(clk), spec);  in clock()
1978 		return ptr_to_id(buf, end, clk, spec);  in clock()
1984 char *format_flags(char *buf, char *end, unsigned long flags,  in format_flags()  argument
1994 		buf = string(buf, end, names->name, default_str_spec);  in format_flags()
1998 			if (buf < end)  in format_flags()
2005 		buf = number(buf, end, flags, default_flag_spec);  in format_flags()
2032 char *format_page_flags(char *buf, char *end, unsigned long flags)  in format_page_flags()  argument
2038 	buf = number(buf, end, flags, default_flag_spec);  in format_page_flags()
2039 	if (buf < end)  in format_page_flags()
2045 		buf = format_flags(buf, end, main_flags, pageflag_names);  in format_page_flags()
2057 			if (buf < end)  in format_page_flags()
2062 		buf = string(buf, end, pff[i].name, default_str_spec);  in format_page_flags()
2063 		if (buf < end)  in format_page_flags()
2066 		buf = number(buf, end, (flags >> pff[i].shift) & pff[i].mask,  in format_page_flags()
2071 	if (buf < end)  in format_page_flags()
2079 char *flags_string(char *buf, char *end, void *flags_ptr,  in flags_string()  argument
2085 	if (check_pointer(&buf, end, flags_ptr, spec))  in flags_string()
2090 		return format_page_flags(buf, end, *(unsigned long *)flags_ptr);  in flags_string()
2100 		return error_string(buf, end, "(%pG?)", spec);  in flags_string()
2103 	return format_flags(buf, end, flags, names);  in flags_string()
2108 			      char *end)  in fwnode_full_name_string()  argument
2121 		buf = string(buf, end, fwnode_get_name_prefix(__fwnode),  in fwnode_full_name_string()
2123 		buf = string(buf, end, fwnode_get_name(__fwnode),  in fwnode_full_name_string()
2134 char *device_node_string(char *buf, char *end, struct device_node *dn,  in device_node_string()  argument
2148 		return error_string(buf, end, "(%pO?)", spec);  in device_node_string()
2151 		return error_string(buf, end, "(%pOF?)", spec);  in device_node_string()
2153 	if (check_pointer(&buf, end, dn, spec))  in device_node_string()
2164 			if (buf < end)  in device_node_string()
2172 						      end);  in device_node_string()
2178 			buf = string(buf, end, p, str_spec);  in device_node_string()
2182 			buf = number(buf, end, (unsigned int)dn->phandle, default_dec_spec);  in device_node_string()
2188 			buf = string(buf, end, p, str_spec);  in device_node_string()
2196 			buf = string_nocheck(buf, end, tbuf, str_spec);  in device_node_string()
2201 				buf = string(buf, end, p, str_spec);  in device_node_string()
2207 					buf = string_nocheck(buf, end, ",", str_spec);  in device_node_string()
2208 				buf = string_nocheck(buf, end, "\"", str_spec);  in device_node_string()
2209 				buf = string(buf, end, p, str_spec);  in device_node_string()
2210 				buf = string_nocheck(buf, end, "\"", str_spec);  in device_node_string()
2220 	return widen_string(buf, buf - buf_start, end, spec);  in device_node_string()
2224 char *fwnode_string(char *buf, char *end, struct fwnode_handle *fwnode,  in fwnode_string()  argument
2233 		return error_string(buf, end, "(%pf?)", spec);  in fwnode_string()
2235 	if (check_pointer(&buf, end, fwnode, spec))  in fwnode_string()
2242 		buf = string(buf, end, fwnode_get_name(fwnode), str_spec);  in fwnode_string()
2246 		buf = fwnode_full_name_string(fwnode, buf, end);  in fwnode_string()
2250 	return widen_string(buf, buf - buf_start, end, spec);  in fwnode_string()
2254 char *resource_or_range(const char *fmt, char *buf, char *end, void *ptr,  in resource_or_range()  argument
2258 		return range_string(buf, end, ptr, spec, fmt);  in resource_or_range()
2259 	return resource_string(buf, end, ptr, spec, fmt);  in resource_or_range()
2288 char *rust_fmt_argument(char *buf, char *end, void *ptr);
2423 char *pointer(const char *fmt, char *buf, char *end, void *ptr,  in pointer()  argument
2432 		return symbol_string(buf, end, ptr, spec, fmt);  in pointer()
2435 		return resource_or_range(fmt, buf, end, ptr, spec);  in pointer()
2437 		return hex_string(buf, end, ptr, spec, fmt);  in pointer()
2441 			return bitmap_list_string(buf, end, ptr, spec, fmt);  in pointer()
2443 			return bitmap_string(buf, end, ptr, spec, fmt);  in pointer()
2449 		return mac_address_string(buf, end, ptr, spec, fmt);  in pointer()
2459 		return ip_addr_string(buf, end, ptr, spec, fmt);  in pointer()
2461 		return escaped_string(buf, end, ptr, spec, fmt);  in pointer()
2463 		return uuid_string(buf, end, ptr, spec, fmt);  in pointer()
2465 		return va_format(buf, end, ptr, spec, fmt);  in pointer()
2467 		return restricted_pointer(buf, end, ptr, spec);  in pointer()
2469 		return netdev_bits(buf, end, ptr, spec, fmt);  in pointer()
2471 		return fourcc_string(buf, end, ptr, spec, fmt);  in pointer()
2473 		return address_val(buf, end, ptr, spec, fmt);  in pointer()
2475 		return dentry_name(buf, end, ptr, spec, fmt);  in pointer()
2477 		return time_and_date(buf, end, ptr, spec, fmt);  in pointer()
2479 		return clock(buf, end, ptr, spec, fmt);  in pointer()
2481 		return file_dentry_name(buf, end, ptr, spec, fmt);  in pointer()
2484 		return bdev_name(buf, end, ptr, spec, fmt);  in pointer()
2488 		return flags_string(buf, end, ptr, spec, fmt);  in pointer()
2490 		return device_node_string(buf, end, ptr, spec, fmt + 1);  in pointer()
2492 		return fwnode_string(buf, end, ptr, spec, fmt + 1);  in pointer()
2496 			return error_string(buf, end, "(%pA?)", spec);  in pointer()
2498 		return rust_fmt_argument(buf, end, ptr);  in pointer()
2500 		return pointer_string(buf, end, ptr, spec);  in pointer()
2504 			return default_pointer(buf, end, ptr, spec);  in pointer()
2505 		return err_ptr(buf, end, ptr, spec);  in pointer()
2510 			return string(buf, end, ptr, spec);  in pointer()
2512 			return error_string(buf, end, "(einval)", spec);  in pointer()
2515 		return default_pointer(buf, end, ptr, spec);  in pointer()
2762 	char *str, *end;  in vsnprintf()  local
2775 	end = buf + size;  in vsnprintf()
2778 	if (end < buf) {  in vsnprintf()
2779 		end = ((void *)-1);  in vsnprintf()
2780 		size = end - buf;  in vsnprintf()
2791 			if (str < end) {  in vsnprintf()
2793 				if (copy > end - str)  in vsnprintf()
2794 					copy = end - str;  in vsnprintf()
2807 			str = number(str, end, num, spec);  in vsnprintf()
2824 					if (str < end)  in vsnprintf()
2831 			if (str < end)  in vsnprintf()
2835 				if (str < end)  in vsnprintf()
2843 			str = string(str, end, va_arg(args, char *), spec);  in vsnprintf()
2847 			str = pointer(fmt.str, str, end, va_arg(args, void *),  in vsnprintf()
2854 			if (str < end)  in vsnprintf()
2874 		if (str < end)  in vsnprintf()
2877 			end[-1] = '\0';  in vsnprintf()
3044 	char *str, *end;  in vbin_printf()  local
3048 	end = (char *)(bin_buf + size);  in vbin_printf()
3057 		if (str + sizeof(type) <= end) {			\  in vbin_printf()
3066 		if (str + sizeof(type) <= end)				\  in vbin_printf()
3106 			if (str + len < end)  in vbin_printf()
3128 				str = pointer(fmt.str, str, end, va_arg(args, void *),  in vbin_printf()
3130 				if (str + 1 < end)  in vbin_printf()
3133 					end[-1] = '\0'; /* Must be nul terminated */  in vbin_printf()
3184 	char *str, *end;  in bstr_printf()  local
3191 	end = buf + size;  in bstr_printf()
3209 	if (end < buf) {  in bstr_printf()
3210 		end = ((void *)-1);  in bstr_printf()
3211 		size = end - buf;  in bstr_printf()
3222 			if (str < end) {  in bstr_printf()
3224 				if (copy > end - str)  in bstr_printf()
3225 					copy = end - str;  in bstr_printf()
3245 					if (str < end)  in bstr_printf()
3251 			if (str < end)  in bstr_printf()
3255 				if (str < end)  in bstr_printf()
3265 			str = string(str, end, (char *)str_arg, spec);  in bstr_printf()
3287 				if (str < end) {  in bstr_printf()
3289 					if (copy > end - str)  in bstr_printf()
3290 						copy = end - str;  in bstr_printf()
3297 				str = pointer(fmt.str, str, end, get_arg(void *), spec);  in bstr_printf()
3305 			if (str < end)  in bstr_printf()
3319 			str = number(str, end, num, spec);  in bstr_printf()
3326 		if (str < end)  in bstr_printf()
3329 			end[-1] = '\0';  in bstr_printf()