451 char *number(char *buf, char *end, unsigned long long num,  in number()  argument
515 			if (buf < end)  in number()
522 		if (buf < end)  in number()
529 			if (buf < end)  in number()
534 			if (buf < end)  in number()
544 			if (buf < end)  in number()
551 		if (buf < end)  in number()
557 		if (buf < end)  in number()
563 		if (buf < end)  in number()
572 char *special_hex_number(char *buf, char *end, unsigned long long num, int size)  in special_hex_number()  argument
581 	return number(buf, end, num, spec);  in special_hex_number()
584 static void move_right(char *buf, char *end, unsigned len, unsigned spaces)  in move_right()  argument
587 	if (buf >= end)	/* nowhere to put anything */  in move_right()
589 	size = end - buf;  in move_right()
611 char *widen_string(char *buf, int n, char *end, struct printf_spec spec)  in widen_string()  argument
620 		move_right(buf - n, end, n, spaces);  in widen_string()
624 		if (buf < end)  in widen_string()
632 static char *string_nocheck(char *buf, char *end, const char *s,  in string_nocheck()  argument
642 		if (buf < end)  in string_nocheck()
647 	return widen_string(buf, len, end, spec);  in string_nocheck()
650 static char *err_ptr(char *buf, char *end, void *ptr,  in err_ptr()  argument
657 		return string_nocheck(buf, end, sym, spec);  in err_ptr()
666 	return number(buf, end, err, spec);  in err_ptr()
670 static char *error_string(char *buf, char *end, const char *s,  in error_string()  argument
681 	return string_nocheck(buf, end, s, spec);  in error_string()
700 static int check_pointer(char **buf, char *end, const void *ptr,  in check_pointer()  argument
707 		*buf = error_string(*buf, end, err_msg, spec);  in check_pointer()
715 char *string(char *buf, char *end, const char *s,  in string()  argument
718 	if (check_pointer(&buf, end, s, spec))  in string()
721 	return string_nocheck(buf, end, s, spec);  in string()
724 static char *pointer_string(char *buf, char *end,  in pointer_string()  argument
735 	return number(buf, end, (unsigned long int)ptr, spec);  in pointer_string()
800 static char *ptr_to_id(char *buf, char *end, const void *ptr,  in ptr_to_id()  argument
812 		return pointer_string(buf, end, ptr, spec);  in ptr_to_id()
817 		return pointer_string(buf, end, (const void *)hashval, spec);  in ptr_to_id()
824 		return error_string(buf, end, str, spec);  in ptr_to_id()
827 	return pointer_string(buf, end, (const void *)hashval, spec);  in ptr_to_id()
830 static char *default_pointer(char *buf, char *end, const void *ptr,  in default_pointer()  argument
838 		return pointer_string(buf, end, ptr, spec);  in default_pointer()
840 	return ptr_to_id(buf, end, ptr, spec);  in default_pointer()
846 char *restricted_pointer(char *buf, char *end, const void *ptr,  in restricted_pointer()  argument
852 		return default_pointer(buf, end, ptr, spec);  in restricted_pointer()
863 			return error_string(buf, end, "pK-error", spec);  in restricted_pointer()
889 	return pointer_string(buf, end, ptr, spec);  in restricted_pointer()
893 char *dentry_name(char *buf, char *end, const struct dentry *d, struct printf_spec spec,  in dentry_name()  argument
911 		if (check_pointer(&buf, end, d, spec)) {  in dentry_name()
934 		if (buf < end)  in dentry_name()
938 	return widen_string(buf, n, end, spec);  in dentry_name()
942 char *file_dentry_name(char *buf, char *end, const struct file *f,  in file_dentry_name()  argument
945 	if (check_pointer(&buf, end, f, spec))  in file_dentry_name()
948 	return dentry_name(buf, end, f->f_path.dentry, spec, fmt);  in file_dentry_name()
952 char *bdev_name(char *buf, char *end, struct block_device *bdev,  in bdev_name()  argument
957 	if (check_pointer(&buf, end, bdev, spec))  in bdev_name()
961 	buf = string(buf, end, hd->disk_name, spec);  in bdev_name()
964 			if (buf < end)  in bdev_name()
968 		buf = number(buf, end, bdev_partno(bdev), spec);  in bdev_name()
975 char *symbol_string(char *buf, char *end, void *ptr,  in symbol_string()  argument
999 	return string_nocheck(buf, end, sym, spec);  in symbol_string()
1001 	return special_hex_number(buf, end, value, sizeof(void *));  in symbol_string()
1036 char *hex_range(char *buf, char *end, u64 start_val, u64 end_val,  in hex_range()  argument
1039 	buf = number(buf, end, start_val, spec);  in hex_range()
1043 	if (buf < end)  in hex_range()
1046 	return number(buf, end, end_val, spec);  in hex_range()
1050 char *resource_string(char *buf, char *end, struct resource *res,  in resource_string()  argument
1097 	if (check_pointer(&buf, end, res, spec))  in resource_string()
1125 		p = hex_range(p, pend, res->start, res->end, *specp);  in resource_string()
1143 	return string_nocheck(buf, end, sym, spec);  in resource_string()
1147 char *range_string(char *buf, char *end, const struct range *range,  in range_string()  argument
1160 	if (check_pointer(&buf, end, range, spec))  in range_string()
1164 	p = hex_range(p, pend, range->start, range->end, range_spec);  in range_string()
1168 	return string_nocheck(buf, end, sym, spec);  in range_string()
1172 char *hex_string(char *buf, char *end, u8 *addr, struct printf_spec spec,  in hex_string()  argument
1183 	if (check_pointer(&buf, end, addr, spec))  in hex_string()
1205 		if (buf < end)  in hex_string()
1208 		if (buf < end)  in hex_string()
1213 			if (buf < end)  in hex_string()
1223 char *bitmap_string(char *buf, char *end, const unsigned long *bitmap,  in bitmap_string()  argument
1231 	if (check_pointer(&buf, end, bitmap, spec))  in bitmap_string()
1252 			if (buf < end)  in bitmap_string()
1259 		buf = number(buf, end, val, spec);  in bitmap_string()
1267 char *bitmap_list_string(char *buf, char *end, const unsigned long *bitmap,  in bitmap_list_string()  argument
1274 	if (check_pointer(&buf, end, bitmap, spec))  in bitmap_list_string()
1279 			if (buf < end)  in bitmap_list_string()
1285 		buf = number(buf, end, rbot, default_dec_spec);  in bitmap_list_string()
1289 		if (buf < end)  in bitmap_list_string()
1291 		buf = number(++buf, end, rtop - 1, default_dec_spec);  in bitmap_list_string()
1297 char *mac_address_string(char *buf, char *end, u8 *addr,  in mac_address_string()  argument
1306 	if (check_pointer(&buf, end, addr, spec))  in mac_address_string()
1334 	return string_nocheck(buf, end, mac_addr, spec);  in mac_address_string()
1487 char *ip6_addr_string(char *buf, char *end, const u8 *addr,  in ip6_addr_string()  argument
1497 	return string_nocheck(buf, end, ip6_addr, spec);  in ip6_addr_string()
1501 char *ip4_addr_string(char *buf, char *end, const u8 *addr,  in ip4_addr_string()  argument
1508 	return string_nocheck(buf, end, ip4_addr, spec);  in ip4_addr_string()
1512 char *ip6_addr_string_sa(char *buf, char *end, const struct sockaddr_in6 *sa,  in ip6_addr_string_sa()  argument
1570 	return string_nocheck(buf, end, ip6_addr, spec);  in ip6_addr_string_sa()
1574 char *ip4_addr_string_sa(char *buf, char *end, const struct sockaddr_in *sa,  in ip4_addr_string_sa()  argument
1605 	return string_nocheck(buf, end, ip4_addr, spec);  in ip4_addr_string_sa()
1609 char *ip_addr_string(char *buf, char *end, const void *ptr,  in ip_addr_string()  argument
1614 	if (check_pointer(&buf, end, ptr, spec))  in ip_addr_string()
1619 		return ip6_addr_string(buf, end, ptr, spec, fmt);  in ip_addr_string()
1621 		return ip4_addr_string(buf, end, ptr, spec, fmt);  in ip_addr_string()
1631 			return ip4_addr_string_sa(buf, end, &sa->v4, spec, fmt);  in ip_addr_string()
1633 			return ip6_addr_string_sa(buf, end, &sa->v6, spec, fmt);  in ip_addr_string()
1635 			return error_string(buf, end, "(einval)", spec);  in ip_addr_string()
1640 	return error_string(buf, end, err_fmt_msg, spec);  in ip_addr_string()
1644 char *escaped_string(char *buf, char *end, u8 *addr, struct printf_spec spec,  in escaped_string()  argument
1655 	if (check_pointer(&buf, end, addr, spec))  in escaped_string()
1697 	buf += string_escape_mem(addr, len, buf, buf < end ? end - buf : 0, flags, NULL);  in escaped_string()
1706 static char *va_format(char *buf, char *end, struct va_format *va_fmt,  in va_format()  argument
1711 	if (check_pointer(&buf, end, va_fmt, spec))  in va_format()
1715 	buf += vsnprintf(buf, end > buf ? end - buf : 0, va_fmt->fmt, va);  in va_format()
1723 char *uuid_string(char *buf, char *end, const u8 *addr,  in uuid_string()  argument
1732 	if (check_pointer(&buf, end, addr, spec))  in uuid_string()
1764 	return string_nocheck(buf, end, uuid, spec);  in uuid_string()
1768 char *netdev_bits(char *buf, char *end, const void *addr,  in netdev_bits()  argument
1774 	if (check_pointer(&buf, end, addr, spec))  in netdev_bits()
1783 		return error_string(buf, end, "(%pN?)", spec);  in netdev_bits()
1786 	return special_hex_number(buf, end, num, size);  in netdev_bits()
1790 char *fourcc_string(char *buf, char *end, const u32 *fourcc,  in fourcc_string()  argument
1799 		return error_string(buf, end, "(%p4?)", spec);  in fourcc_string()
1801 	if (check_pointer(&buf, end, fourcc, spec))  in fourcc_string()
1824 	return string(buf, end, output, spec);  in fourcc_string()
1828 char *address_val(char *buf, char *end, const void *addr,  in address_val()  argument
1834 	if (check_pointer(&buf, end, addr, spec))  in address_val()
1849 	return special_hex_number(buf, end, num, size);  in address_val()
1853 char *date_str(char *buf, char *end, const struct rtc_time *tm, bool r)  in date_str()  argument
1858 	buf = number(buf, end, year, default_dec04_spec);  in date_str()
1859 	if (buf < end)  in date_str()
1863 	buf = number(buf, end, mon, default_dec02_spec);  in date_str()
1864 	if (buf < end)  in date_str()
1868 	return number(buf, end, tm->tm_mday, default_dec02_spec);  in date_str()
1872 char *time_str(char *buf, char *end, const struct rtc_time *tm, bool r)  in time_str()  argument
1874 	buf = number(buf, end, tm->tm_hour, default_dec02_spec);  in time_str()
1875 	if (buf < end)  in time_str()
1879 	buf = number(buf, end, tm->tm_min, default_dec02_spec);  in time_str()
1880 	if (buf < end)  in time_str()
1884 	return number(buf, end, tm->tm_sec, default_dec02_spec);  in time_str()
1888 char *rtc_str(char *buf, char *end, const struct rtc_time *tm,  in rtc_str()  argument
1896 	if (check_pointer(&buf, end, tm, spec))  in rtc_str()
1925 		buf = date_str(buf, end, tm, raw);  in rtc_str()
1927 		if (buf < end)  in rtc_str()
1932 		buf = time_str(buf, end, tm, raw);  in rtc_str()
1938 char *time64_str(char *buf, char *end, const time64_t time,  in time64_str()  argument
1957 	return rtc_str(buf, end, &rtc_time, spec, fmt);  in time64_str()
1961 char *time_and_date(char *buf, char *end, void *ptr, struct printf_spec spec,  in time_and_date()  argument
1966 		return rtc_str(buf, end, (const struct rtc_time *)ptr, spec, fmt);  in time_and_date()
1968 		return time64_str(buf, end, *(const time64_t *)ptr, spec, fmt);  in time_and_date()
1970 		return error_string(buf, end, "(%pt?)", spec);  in time_and_date()
1975 char *clock(char *buf, char *end, struct clk *clk, struct printf_spec spec,  in clock()  argument
1979 		return error_string(buf, end, "(%pC?)", spec);  in clock()
1981 	if (check_pointer(&buf, end, clk, spec))  in clock()
1988 		return string(buf, end, __clk_get_name(clk), spec);  in clock()
1990 		return ptr_to_id(buf, end, clk, spec);  in clock()
1996 char *format_flags(char *buf, char *end, unsigned long flags,  in format_flags()  argument
2006 		buf = string(buf, end, names->name, default_str_spec);  in format_flags()
2010 			if (buf < end)  in format_flags()
2017 		buf = number(buf, end, flags, default_flag_spec);  in format_flags()
2044 char *format_page_flags(char *buf, char *end, unsigned long flags)  in format_page_flags()  argument
2050 	buf = number(buf, end, flags, default_flag_spec);  in format_page_flags()
2051 	if (buf < end)  in format_page_flags()
2057 		buf = format_flags(buf, end, main_flags, pageflag_names);  in format_page_flags()
2069 			if (buf < end)  in format_page_flags()
2074 		buf = string(buf, end, pff[i].name, default_str_spec);  in format_page_flags()
2075 		if (buf < end)  in format_page_flags()
2078 		buf = number(buf, end, (flags >> pff[i].shift) & pff[i].mask,  in format_page_flags()
2083 	if (buf < end)  in format_page_flags()
2091 char *flags_string(char *buf, char *end, void *flags_ptr,  in flags_string()  argument
2097 	if (check_pointer(&buf, end, flags_ptr, spec))  in flags_string()
2102 		return format_page_flags(buf, end, *(unsigned long *)flags_ptr);  in flags_string()
2112 		return error_string(buf, end, "(%pG?)", spec);  in flags_string()
2115 	return format_flags(buf, end, flags, names);  in flags_string()
2120 			      char *end)  in fwnode_full_name_string()  argument
2133 		buf = string(buf, end, fwnode_get_name_prefix(__fwnode),  in fwnode_full_name_string()
2135 		buf = string(buf, end, fwnode_get_name(__fwnode),  in fwnode_full_name_string()
2146 char *device_node_string(char *buf, char *end, struct device_node *dn,  in device_node_string()  argument
2160 		return error_string(buf, end, "(%pO?)", spec);  in device_node_string()
2163 		return error_string(buf, end, "(%pOF?)", spec);  in device_node_string()
2165 	if (check_pointer(&buf, end, dn, spec))  in device_node_string()
2176 			if (buf < end)  in device_node_string()
2184 						      end);  in device_node_string()
2190 			buf = string(buf, end, p, str_spec);  in device_node_string()
2194 			buf = number(buf, end, (unsigned int)dn->phandle, default_dec_spec);  in device_node_string()
2200 			buf = string(buf, end, p, str_spec);  in device_node_string()
2208 			buf = string_nocheck(buf, end, tbuf, str_spec);  in device_node_string()
2213 				buf = string(buf, end, p, str_spec);  in device_node_string()
2219 					buf = string_nocheck(buf, end, ",", str_spec);  in device_node_string()
2220 				buf = string_nocheck(buf, end, "\"", str_spec);  in device_node_string()
2221 				buf = string(buf, end, p, str_spec);  in device_node_string()
2222 				buf = string_nocheck(buf, end, "\"", str_spec);  in device_node_string()
2232 	return widen_string(buf, buf - buf_start, end, spec);  in device_node_string()
2236 char *fwnode_string(char *buf, char *end, struct fwnode_handle *fwnode,  in fwnode_string()  argument
2245 		return error_string(buf, end, "(%pf?)", spec);  in fwnode_string()
2247 	if (check_pointer(&buf, end, fwnode, spec))  in fwnode_string()
2254 		buf = string(buf, end, fwnode_get_name(fwnode), str_spec);  in fwnode_string()
2258 		buf = fwnode_full_name_string(fwnode, buf, end);  in fwnode_string()
2262 	return widen_string(buf, buf - buf_start, end, spec);  in fwnode_string()
2266 char *resource_or_range(const char *fmt, char *buf, char *end, void *ptr,  in resource_or_range()  argument
2270 		return range_string(buf, end, ptr, spec, fmt);  in resource_or_range()
2271 	return resource_string(buf, end, ptr, spec, fmt);  in resource_or_range()
2432 char *pointer(const char *fmt, char *buf, char *end, void *ptr,  in pointer()  argument
2441 		return symbol_string(buf, end, ptr, spec, fmt);  in pointer()
2444 		return resource_or_range(fmt, buf, end, ptr, spec);  in pointer()
2446 		return hex_string(buf, end, ptr, spec, fmt);  in pointer()
2450 			return bitmap_list_string(buf, end, ptr, spec, fmt);  in pointer()
2452 			return bitmap_string(buf, end, ptr, spec, fmt);  in pointer()
2458 		return mac_address_string(buf, end, ptr, spec, fmt);  in pointer()
2468 		return ip_addr_string(buf, end, ptr, spec, fmt);  in pointer()
2470 		return escaped_string(buf, end, ptr, spec, fmt);  in pointer()
2472 		return uuid_string(buf, end, ptr, spec, fmt);  in pointer()
2474 		return va_format(buf, end, ptr, spec);  in pointer()
2476 		return restricted_pointer(buf, end, ptr, spec);  in pointer()
2478 		return netdev_bits(buf, end, ptr, spec, fmt);  in pointer()
2480 		return fourcc_string(buf, end, ptr, spec, fmt);  in pointer()
2482 		return address_val(buf, end, ptr, spec, fmt);  in pointer()
2484 		return dentry_name(buf, end, ptr, spec, fmt);  in pointer()
2486 		return time_and_date(buf, end, ptr, spec, fmt);  in pointer()
2488 		return clock(buf, end, ptr, spec, fmt);  in pointer()
2490 		return file_dentry_name(buf, end, ptr, spec, fmt);  in pointer()
2493 		return bdev_name(buf, end, ptr, spec, fmt);  in pointer()
2497 		return flags_string(buf, end, ptr, spec, fmt);  in pointer()
2499 		return device_node_string(buf, end, ptr, spec, fmt + 1);  in pointer()
2501 		return fwnode_string(buf, end, ptr, spec, fmt + 1);  in pointer()
2505 			return error_string(buf, end, "(%pA?)", spec);  in pointer()
2507 		return rust_fmt_argument(buf, end, ptr);  in pointer()
2509 		return pointer_string(buf, end, ptr, spec);  in pointer()
2513 			return default_pointer(buf, end, ptr, spec);  in pointer()
2514 		return err_ptr(buf, end, ptr, spec);  in pointer()
2519 			return string(buf, end, ptr, spec);  in pointer()
2521 			return error_string(buf, end, "(einval)", spec);  in pointer()
2524 		return default_pointer(buf, end, ptr, spec);  in pointer()
2771 	char *str, *end;  in vsnprintf()  local
2784 	end = buf + size;  in vsnprintf()
2787 	if (end < buf) {  in vsnprintf()
2788 		end = ((void *)-1);  in vsnprintf()
2789 		size = end - buf;  in vsnprintf()
2800 			if (str < end) {  in vsnprintf()
2802 				if (copy > end - str)  in vsnprintf()
2803 					copy = end - str;  in vsnprintf()
2816 			str = number(str, end, num, spec);  in vsnprintf()
2833 					if (str < end)  in vsnprintf()
2840 			if (str < end)  in vsnprintf()
2844 				if (str < end)  in vsnprintf()
2852 			str = string(str, end, va_arg(args, char *), spec);  in vsnprintf()
2856 			str = pointer(fmt.str, str, end, va_arg(args, void *),  in vsnprintf()
2863 			if (str < end)  in vsnprintf()
2883 		if (str < end)  in vsnprintf()
2886 			end[-1] = '\0';  in vsnprintf()
3053 	char *str, *end;  in vbin_printf()  local
3057 	end = (char *)(bin_buf + size);  in vbin_printf()
3066 		if (str + sizeof(type) <= end) {			\  in vbin_printf()
3075 		if (str + sizeof(type) <= end)				\  in vbin_printf()
3115 			if (str + len < end)  in vbin_printf()
3137 				str = pointer(fmt.str, str, end, va_arg(args, void *),  in vbin_printf()
3139 				if (str + 1 < end)  in vbin_printf()
3142 					end[-1] = '\0'; /* Must be nul terminated */  in vbin_printf()
3193 	char *str, *end;  in bstr_printf()  local
3200 	end = buf + size;  in bstr_printf()
3218 	if (end < buf) {  in bstr_printf()
3219 		end = ((void *)-1);  in bstr_printf()
3220 		size = end - buf;  in bstr_printf()
3231 			if (str < end) {  in bstr_printf()
3233 				if (copy > end - str)  in bstr_printf()
3234 					copy = end - str;  in bstr_printf()
3254 					if (str < end)  in bstr_printf()
3260 			if (str < end)  in bstr_printf()
3264 				if (str < end)  in bstr_printf()
3274 			str = string(str, end, (char *)str_arg, spec);  in bstr_printf()
3296 				if (str < end) {  in bstr_printf()
3298 					if (copy > end - str)  in bstr_printf()
3299 						copy = end - str;  in bstr_printf()
3306 				str = pointer(fmt.str, str, end, get_arg(void *), spec);  in bstr_printf()
3314 			if (str < end)  in bstr_printf()
3328 			str = number(str, end, num, spec);  in bstr_printf()
3335 		if (str < end)  in bstr_printf()
3338 			end[-1] = '\0';  in bstr_printf()