456 char *number(char *buf, char *end, unsigned long long num,  in number()  argument
520 			if (buf < end)  in number()
527 		if (buf < end)  in number()
534 			if (buf < end)  in number()
539 			if (buf < end)  in number()
549 			if (buf < end)  in number()
556 		if (buf < end)  in number()
562 		if (buf < end)  in number()
568 		if (buf < end)  in number()
577 char *special_hex_number(char *buf, char *end, unsigned long long num, int size)  in special_hex_number()  argument
587 	return number(buf, end, num, spec);  in special_hex_number()
590 static void move_right(char *buf, char *end, unsigned len, unsigned spaces)  in move_right()  argument
593 	if (buf >= end)	/* nowhere to put anything */  in move_right()
595 	size = end - buf;  in move_right()
617 char *widen_string(char *buf, int n, char *end, struct printf_spec spec)  in widen_string()  argument
626 		move_right(buf - n, end, n, spaces);  in widen_string()
630 		if (buf < end)  in widen_string()
638 static char *string_nocheck(char *buf, char *end, const char *s,  in string_nocheck()  argument
648 		if (buf < end)  in string_nocheck()
653 	return widen_string(buf, len, end, spec);  in string_nocheck()
656 static char *err_ptr(char *buf, char *end, void *ptr,  in err_ptr()  argument
663 		return string_nocheck(buf, end, sym, spec);  in err_ptr()
672 	return number(buf, end, err, spec);  in err_ptr()
676 static char *error_string(char *buf, char *end, const char *s,  in error_string()  argument
687 	return string_nocheck(buf, end, s, spec);  in error_string()
706 static int check_pointer(char **buf, char *end, const void *ptr,  in check_pointer()  argument
713 		*buf = error_string(*buf, end, err_msg, spec);  in check_pointer()
721 char *string(char *buf, char *end, const char *s,  in string()  argument
724 	if (check_pointer(&buf, end, s, spec))  in string()
727 	return string_nocheck(buf, end, s, spec);  in string()
730 static char *pointer_string(char *buf, char *end,  in pointer_string()  argument
741 	return number(buf, end, (unsigned long int)ptr, spec);  in pointer_string()
806 static char *ptr_to_id(char *buf, char *end, const void *ptr,  in ptr_to_id()  argument
818 		return pointer_string(buf, end, ptr, spec);  in ptr_to_id()
823 		return pointer_string(buf, end, (const void *)hashval, spec);  in ptr_to_id()
830 		return error_string(buf, end, str, spec);  in ptr_to_id()
833 	return pointer_string(buf, end, (const void *)hashval, spec);  in ptr_to_id()
836 static char *default_pointer(char *buf, char *end, const void *ptr,  in default_pointer()  argument
844 		return pointer_string(buf, end, ptr, spec);  in default_pointer()
846 	return ptr_to_id(buf, end, ptr, spec);  in default_pointer()
852 char *restricted_pointer(char *buf, char *end, const void *ptr,  in restricted_pointer()  argument
858 		return default_pointer(buf, end, ptr, spec);  in restricted_pointer()
869 			return error_string(buf, end, "pK-error", spec);  in restricted_pointer()
895 	return pointer_string(buf, end, ptr, spec);  in restricted_pointer()
899 char *dentry_name(char *buf, char *end, const struct dentry *d, struct printf_spec spec,  in dentry_name()  argument
917 		if (check_pointer(&buf, end, d, spec)) {  in dentry_name()
940 		if (buf < end)  in dentry_name()
944 	return widen_string(buf, n, end, spec);  in dentry_name()
948 char *file_dentry_name(char *buf, char *end, const struct file *f,  in file_dentry_name()  argument
951 	if (check_pointer(&buf, end, f, spec))  in file_dentry_name()
954 	return dentry_name(buf, end, f->f_path.dentry, spec, fmt);  in file_dentry_name()
958 char *bdev_name(char *buf, char *end, struct block_device *bdev,  in bdev_name()  argument
963 	if (check_pointer(&buf, end, bdev, spec))  in bdev_name()
967 	buf = string(buf, end, hd->disk_name, spec);  in bdev_name()
970 			if (buf < end)  in bdev_name()
974 		buf = number(buf, end, bdev->bd_partno, spec);  in bdev_name()
981 char *symbol_string(char *buf, char *end, void *ptr,  in symbol_string()  argument
1005 	return string_nocheck(buf, end, sym, spec);  in symbol_string()
1007 	return special_hex_number(buf, end, value, sizeof(void *));  in symbol_string()
1042 char *resource_string(char *buf, char *end, struct resource *res,  in resource_string()  argument
1089 	if (check_pointer(&buf, end, res, spec))  in resource_string()
1118 		if (res->start != res->end) {  in resource_string()
1120 			p = number(p, pend, res->end, *specp);  in resource_string()
1139 	return string_nocheck(buf, end, sym, spec);  in resource_string()
1143 char *hex_string(char *buf, char *end, u8 *addr, struct printf_spec spec,  in hex_string()  argument
1154 	if (check_pointer(&buf, end, addr, spec))  in hex_string()
1176 		if (buf < end)  in hex_string()
1179 		if (buf < end)  in hex_string()
1184 			if (buf < end)  in hex_string()
1194 char *bitmap_string(char *buf, char *end, const unsigned long *bitmap,  in bitmap_string()  argument
1202 	if (check_pointer(&buf, end, bitmap, spec))  in bitmap_string()
1223 			if (buf < end)  in bitmap_string()
1230 		buf = number(buf, end, val, spec);  in bitmap_string()
1238 char *bitmap_list_string(char *buf, char *end, const unsigned long *bitmap,  in bitmap_list_string()  argument
1245 	if (check_pointer(&buf, end, bitmap, spec))  in bitmap_list_string()
1250 			if (buf < end)  in bitmap_list_string()
1256 		buf = number(buf, end, rbot, default_dec_spec);  in bitmap_list_string()
1260 		if (buf < end)  in bitmap_list_string()
1262 		buf = number(++buf, end, rtop - 1, default_dec_spec);  in bitmap_list_string()
1268 char *mac_address_string(char *buf, char *end, u8 *addr,  in mac_address_string()  argument
1277 	if (check_pointer(&buf, end, addr, spec))  in mac_address_string()
1305 	return string_nocheck(buf, end, mac_addr, spec);  in mac_address_string()
1458 char *ip6_addr_string(char *buf, char *end, const u8 *addr,  in ip6_addr_string()  argument
1468 	return string_nocheck(buf, end, ip6_addr, spec);  in ip6_addr_string()
1472 char *ip4_addr_string(char *buf, char *end, const u8 *addr,  in ip4_addr_string()  argument
1479 	return string_nocheck(buf, end, ip4_addr, spec);  in ip4_addr_string()
1483 char *ip6_addr_string_sa(char *buf, char *end, const struct sockaddr_in6 *sa,  in ip6_addr_string_sa()  argument
1541 	return string_nocheck(buf, end, ip6_addr, spec);  in ip6_addr_string_sa()
1545 char *ip4_addr_string_sa(char *buf, char *end, const struct sockaddr_in *sa,  in ip4_addr_string_sa()  argument
1576 	return string_nocheck(buf, end, ip4_addr, spec);  in ip4_addr_string_sa()
1580 char *ip_addr_string(char *buf, char *end, const void *ptr,  in ip_addr_string()  argument
1585 	if (check_pointer(&buf, end, ptr, spec))  in ip_addr_string()
1590 		return ip6_addr_string(buf, end, ptr, spec, fmt);  in ip_addr_string()
1592 		return ip4_addr_string(buf, end, ptr, spec, fmt);  in ip_addr_string()
1602 			return ip4_addr_string_sa(buf, end, &sa->v4, spec, fmt);  in ip_addr_string()
1604 			return ip6_addr_string_sa(buf, end, &sa->v6, spec, fmt);  in ip_addr_string()
1606 			return error_string(buf, end, "(einval)", spec);  in ip_addr_string()
1611 	return error_string(buf, end, err_fmt_msg, spec);  in ip_addr_string()
1615 char *escaped_string(char *buf, char *end, u8 *addr, struct printf_spec spec,  in escaped_string()  argument
1626 	if (check_pointer(&buf, end, addr, spec))  in escaped_string()
1668 	buf += string_escape_mem(addr, len, buf, buf < end ? end - buf : 0, flags, NULL);  in escaped_string()
1673 static char *va_format(char *buf, char *end, struct va_format *va_fmt,  in va_format()  argument
1678 	if (check_pointer(&buf, end, va_fmt, spec))  in va_format()
1682 	buf += vsnprintf(buf, end > buf ? end - buf : 0, va_fmt->fmt, va);  in va_format()
1689 char *uuid_string(char *buf, char *end, const u8 *addr,  in uuid_string()  argument
1698 	if (check_pointer(&buf, end, addr, spec))  in uuid_string()
1730 	return string_nocheck(buf, end, uuid, spec);  in uuid_string()
1734 char *netdev_bits(char *buf, char *end, const void *addr,  in netdev_bits()  argument
1740 	if (check_pointer(&buf, end, addr, spec))  in netdev_bits()
1749 		return error_string(buf, end, "(%pN?)", spec);  in netdev_bits()
1752 	return special_hex_number(buf, end, num, size);  in netdev_bits()
1756 char *fourcc_string(char *buf, char *end, const u32 *fourcc,  in fourcc_string()  argument
1765 		return error_string(buf, end, "(%p4?)", spec);  in fourcc_string()
1767 	if (check_pointer(&buf, end, fourcc, spec))  in fourcc_string()
1790 	return string(buf, end, output, spec);  in fourcc_string()
1794 char *address_val(char *buf, char *end, const void *addr,  in address_val()  argument
1800 	if (check_pointer(&buf, end, addr, spec))  in address_val()
1815 	return special_hex_number(buf, end, num, size);  in address_val()
1819 char *date_str(char *buf, char *end, const struct rtc_time *tm, bool r)  in date_str()  argument
1824 	buf = number(buf, end, year, default_dec04_spec);  in date_str()
1825 	if (buf < end)  in date_str()
1829 	buf = number(buf, end, mon, default_dec02_spec);  in date_str()
1830 	if (buf < end)  in date_str()
1834 	return number(buf, end, tm->tm_mday, default_dec02_spec);  in date_str()
1838 char *time_str(char *buf, char *end, const struct rtc_time *tm, bool r)  in time_str()  argument
1840 	buf = number(buf, end, tm->tm_hour, default_dec02_spec);  in time_str()
1841 	if (buf < end)  in time_str()
1845 	buf = number(buf, end, tm->tm_min, default_dec02_spec);  in time_str()
1846 	if (buf < end)  in time_str()
1850 	return number(buf, end, tm->tm_sec, default_dec02_spec);  in time_str()
1854 char *rtc_str(char *buf, char *end, const struct rtc_time *tm,  in rtc_str()  argument
1862 	if (check_pointer(&buf, end, tm, spec))  in rtc_str()
1891 		buf = date_str(buf, end, tm, raw);  in rtc_str()
1893 		if (buf < end)  in rtc_str()
1898 		buf = time_str(buf, end, tm, raw);  in rtc_str()
1904 char *time64_str(char *buf, char *end, const time64_t time,  in time64_str()  argument
1923 	return rtc_str(buf, end, &rtc_time, spec, fmt);  in time64_str()
1927 char *time_and_date(char *buf, char *end, void *ptr, struct printf_spec spec,  in time_and_date()  argument
1932 		return rtc_str(buf, end, (const struct rtc_time *)ptr, spec, fmt);  in time_and_date()
1934 		return time64_str(buf, end, *(const time64_t *)ptr, spec, fmt);  in time_and_date()
1936 		return error_string(buf, end, "(%pt?)", spec);  in time_and_date()
1941 char *clock(char *buf, char *end, struct clk *clk, struct printf_spec spec,  in clock()  argument
1945 		return error_string(buf, end, "(%pC?)", spec);  in clock()
1947 	if (check_pointer(&buf, end, clk, spec))  in clock()
1954 		return string(buf, end, __clk_get_name(clk), spec);  in clock()
1956 		return ptr_to_id(buf, end, clk, spec);  in clock()
1962 char *format_flags(char *buf, char *end, unsigned long flags,  in format_flags()  argument
1972 		buf = string(buf, end, names->name, default_str_spec);  in format_flags()
1976 			if (buf < end)  in format_flags()
1983 		buf = number(buf, end, flags, default_flag_spec);  in format_flags()
2010 char *format_page_flags(char *buf, char *end, unsigned long flags)  in format_page_flags()  argument
2016 	buf = number(buf, end, flags, default_flag_spec);  in format_page_flags()
2017 	if (buf < end)  in format_page_flags()
2023 		buf = format_flags(buf, end, main_flags, pageflag_names);  in format_page_flags()
2035 			if (buf < end)  in format_page_flags()
2040 		buf = string(buf, end, pff[i].name, default_str_spec);  in format_page_flags()
2041 		if (buf < end)  in format_page_flags()
2044 		buf = number(buf, end, (flags >> pff[i].shift) & pff[i].mask,  in format_page_flags()
2049 	if (buf < end)  in format_page_flags()
2057 char *format_page_type(char *buf, char *end, unsigned int page_type)  in format_page_type()  argument
2059 	buf = number(buf, end, page_type, default_flag_spec);  in format_page_type()
2061 	if (buf < end)  in format_page_type()
2066 		buf = format_flags(buf, end, ~page_type, pagetype_names);  in format_page_type()
2068 	if (buf < end)  in format_page_type()
2076 char *flags_string(char *buf, char *end, void *flags_ptr,  in flags_string()  argument
2082 	if (check_pointer(&buf, end, flags_ptr, spec))  in flags_string()
2087 		return format_page_flags(buf, end, *(unsigned long *)flags_ptr);  in flags_string()
2089 		return format_page_type(buf, end, *(unsigned int *)flags_ptr);  in flags_string()
2099 		return error_string(buf, end, "(%pG?)", spec);  in flags_string()
2102 	return format_flags(buf, end, flags, names);  in flags_string()
2107 			      char *end)  in fwnode_full_name_string()  argument
2120 		buf = string(buf, end, fwnode_get_name_prefix(__fwnode),  in fwnode_full_name_string()
2122 		buf = string(buf, end, fwnode_get_name(__fwnode),  in fwnode_full_name_string()
2133 char *device_node_string(char *buf, char *end, struct device_node *dn,  in device_node_string()  argument
2147 		return error_string(buf, end, "(%pO?)", spec);  in device_node_string()
2150 		return error_string(buf, end, "(%pOF?)", spec);  in device_node_string()
2152 	if (check_pointer(&buf, end, dn, spec))  in device_node_string()
2163 			if (buf < end)  in device_node_string()
2171 						      end);  in device_node_string()
2177 			buf = string(buf, end, p, str_spec);  in device_node_string()
2181 			buf = number(buf, end, (unsigned int)dn->phandle, default_dec_spec);  in device_node_string()
2187 			buf = string(buf, end, p, str_spec);  in device_node_string()
2195 			buf = string_nocheck(buf, end, tbuf, str_spec);  in device_node_string()
2200 				buf = string(buf, end, p, str_spec);  in device_node_string()
2206 					buf = string_nocheck(buf, end, ",", str_spec);  in device_node_string()
2207 				buf = string_nocheck(buf, end, "\"", str_spec);  in device_node_string()
2208 				buf = string(buf, end, p, str_spec);  in device_node_string()
2209 				buf = string_nocheck(buf, end, "\"", str_spec);  in device_node_string()
2219 	return widen_string(buf, buf - buf_start, end, spec);  in device_node_string()
2223 char *fwnode_string(char *buf, char *end, struct fwnode_handle *fwnode,  in fwnode_string()  argument
2232 		return error_string(buf, end, "(%pf?)", spec);  in fwnode_string()
2234 	if (check_pointer(&buf, end, fwnode, spec))  in fwnode_string()
2241 		buf = string(buf, end, fwnode_get_name(fwnode), str_spec);  in fwnode_string()
2245 		buf = fwnode_full_name_string(fwnode, buf, end);  in fwnode_string()
2249 	return widen_string(buf, buf - buf_start, end, spec);  in fwnode_string()
2278 char *rust_fmt_argument(char *buf, char *end, void *ptr);
2412 char *pointer(const char *fmt, char *buf, char *end, void *ptr,  in pointer()  argument
2421 		return symbol_string(buf, end, ptr, spec, fmt);  in pointer()
2424 		return resource_string(buf, end, ptr, spec, fmt);  in pointer()
2426 		return hex_string(buf, end, ptr, spec, fmt);  in pointer()
2430 			return bitmap_list_string(buf, end, ptr, spec, fmt);  in pointer()
2432 			return bitmap_string(buf, end, ptr, spec, fmt);  in pointer()
2438 		return mac_address_string(buf, end, ptr, spec, fmt);  in pointer()
2448 		return ip_addr_string(buf, end, ptr, spec, fmt);  in pointer()
2450 		return escaped_string(buf, end, ptr, spec, fmt);  in pointer()
2452 		return uuid_string(buf, end, ptr, spec, fmt);  in pointer()
2454 		return va_format(buf, end, ptr, spec, fmt);  in pointer()
2456 		return restricted_pointer(buf, end, ptr, spec);  in pointer()
2458 		return netdev_bits(buf, end, ptr, spec, fmt);  in pointer()
2460 		return fourcc_string(buf, end, ptr, spec, fmt);  in pointer()
2462 		return address_val(buf, end, ptr, spec, fmt);  in pointer()
2464 		return dentry_name(buf, end, ptr, spec, fmt);  in pointer()
2466 		return time_and_date(buf, end, ptr, spec, fmt);  in pointer()
2468 		return clock(buf, end, ptr, spec, fmt);  in pointer()
2470 		return file_dentry_name(buf, end, ptr, spec, fmt);  in pointer()
2473 		return bdev_name(buf, end, ptr, spec, fmt);  in pointer()
2477 		return flags_string(buf, end, ptr, spec, fmt);  in pointer()
2479 		return device_node_string(buf, end, ptr, spec, fmt + 1);  in pointer()
2481 		return fwnode_string(buf, end, ptr, spec, fmt + 1);  in pointer()
2485 			return error_string(buf, end, "(%pA?)", spec);  in pointer()
2487 		return rust_fmt_argument(buf, end, ptr);  in pointer()
2489 		return pointer_string(buf, end, ptr, spec);  in pointer()
2493 			return default_pointer(buf, end, ptr, spec);  in pointer()
2494 		return err_ptr(buf, end, ptr, spec);  in pointer()
2499 			return string(buf, end, ptr, spec);  in pointer()
2501 			return error_string(buf, end, "(einval)", spec);  in pointer()
2504 		return default_pointer(buf, end, ptr, spec);  in pointer()
2756 	char *str, *end;  in vsnprintf()  local
2765 	end = buf + size;  in vsnprintf()
2768 	if (end < buf) {  in vsnprintf()
2769 		end = ((void *)-1);  in vsnprintf()
2770 		size = end - buf;  in vsnprintf()
2782 			if (str < end) {  in vsnprintf()
2783 				if (copy > end - str)  in vsnprintf()
2784 					copy = end - str;  in vsnprintf()
2804 					if (str < end)  in vsnprintf()
2811 			if (str < end)  in vsnprintf()
2815 				if (str < end)  in vsnprintf()
2823 			str = string(str, end, va_arg(args, char *), spec);  in vsnprintf()
2827 			str = pointer(fmt, str, end, va_arg(args, void *),  in vsnprintf()
2834 			if (str < end)  in vsnprintf()
2889 			str = number(str, end, num, spec);  in vsnprintf()
2895 		if (str < end)  in vsnprintf()
2898 			end[-1] = '\0';  in vsnprintf()
3061 	char *str, *end;  in vbin_printf()  local
3065 	end = (char *)(bin_buf + size);  in vbin_printf()
3074 		if (str + sizeof(type) <= end) {			\  in vbin_printf()
3083 		if (str + sizeof(type) <= end)				\  in vbin_printf()
3125 			if (str + len < end)  in vbin_printf()
3147 				str = pointer(fmt, str, end, va_arg(args, void *),  in vbin_printf()
3149 				if (str + 1 < end)  in vbin_printf()
3152 					end[-1] = '\0'; /* Must be nul terminated */  in vbin_printf()
3220 	char *str, *end;  in bstr_printf()  local
3227 	end = buf + size;  in bstr_printf()
3245 	if (end < buf) {  in bstr_printf()
3246 		end = ((void *)-1);  in bstr_printf()
3247 		size = end - buf;  in bstr_printf()
3259 			if (str < end) {  in bstr_printf()
3260 				if (copy > end - str)  in bstr_printf()
3261 					copy = end - str;  in bstr_printf()
3281 					if (str < end)  in bstr_printf()
3287 			if (str < end)  in bstr_printf()
3291 				if (str < end)  in bstr_printf()
3301 			str = string(str, end, (char *)str_arg, spec);  in bstr_printf()
3323 				if (str < end) {  in bstr_printf()
3325 					if (copy > end - str)  in bstr_printf()
3326 						copy = end - str;  in bstr_printf()
3333 				str = pointer(fmt, str, end, get_arg(void *), spec);  in bstr_printf()
3341 			if (str < end)  in bstr_printf()
3386 			str = number(str, end, num, spec);  in bstr_printf()
3393 		if (str < end)  in bstr_printf()
3396 			end[-1] = '\0';  in bstr_printf()