84  * @endp: A pointer to the end of the parsed string will be placed here
99  * @endp: A pointer to the end of the parsed string will be placed here
113  * @endp: A pointer to the end of the parsed string will be placed here
145  * @endp: A pointer to the end of the parsed string will be placed here
449 char *number(char *buf, char *end, unsigned long long num,  in number()  argument
513 			if (buf < end)  in number()
520 		if (buf < end)  in number()
527 			if (buf < end)  in number()
532 			if (buf < end)  in number()
542 			if (buf < end)  in number()
549 		if (buf < end)  in number()
555 		if (buf < end)  in number()
561 		if (buf < end)  in number()
570 char *special_hex_number(char *buf, char *end, unsigned long long num, int size)  in special_hex_number()  argument
580 	return number(buf, end, num, spec);  in special_hex_number()
583 static void move_right(char *buf, char *end, unsigned len, unsigned spaces)  in move_right()  argument
586 	if (buf >= end)	/* nowhere to put anything */  in move_right()
588 	size = end - buf;  in move_right()
605  * @end: end of output buffer
610 char *widen_string(char *buf, int n, char *end, struct printf_spec spec)  in widen_string()  argument
619 		move_right(buf - n, end, n, spaces);  in widen_string()
623 		if (buf < end)  in widen_string()
631 static char *string_nocheck(char *buf, char *end, const char *s,  in string_nocheck()  argument
641 		if (buf < end)  in string_nocheck()
646 	return widen_string(buf, len, end, spec);  in string_nocheck()
649 static char *err_ptr(char *buf, char *end, void *ptr,  in err_ptr()  argument
656 		return string_nocheck(buf, end, sym, spec);  in err_ptr()
665 	return number(buf, end, err, spec);  in err_ptr()
669 static char *error_string(char *buf, char *end, const char *s,  in error_string()  argument
680 	return string_nocheck(buf, end, s, spec);  in error_string()
699 static int check_pointer(char **buf, char *end, const void *ptr,  in check_pointer()  argument
706 		*buf = error_string(*buf, end, err_msg, spec);  in check_pointer()
714 char *string(char *buf, char *end, const char *s,  in string()  argument
717 	if (check_pointer(&buf, end, s, spec))  in string()
720 	return string_nocheck(buf, end, s, spec);  in string()
723 static char *pointer_string(char *buf, char *end,  in pointer_string()  argument
734 	return number(buf, end, (unsigned long int)ptr, spec);  in pointer_string()
821 static char *ptr_to_id(char *buf, char *end, const void *ptr,  in ptr_to_id()  argument
833 		return pointer_string(buf, end, ptr, spec);  in ptr_to_id()
838 		return pointer_string(buf, end, (const void *)hashval, spec);  in ptr_to_id()
845 		return error_string(buf, end, str, spec);  in ptr_to_id()
848 	return pointer_string(buf, end, (const void *)hashval, spec);  in ptr_to_id()
854 char *restricted_pointer(char *buf, char *end, const void *ptr,  in restricted_pointer()  argument
860 		return ptr_to_id(buf, end, ptr, spec);  in restricted_pointer()
871 			return error_string(buf, end, "pK-error", spec);  in restricted_pointer()
897 	return pointer_string(buf, end, ptr, spec);  in restricted_pointer()
901 char *dentry_name(char *buf, char *end, const struct dentry *d, struct printf_spec spec,  in dentry_name()  argument
919 		if (check_pointer(&buf, end, d, spec)) {  in dentry_name()
942 		if (buf < end)  in dentry_name()
946 	return widen_string(buf, n, end, spec);  in dentry_name()
950 char *file_dentry_name(char *buf, char *end, const struct file *f,  in file_dentry_name()  argument
953 	if (check_pointer(&buf, end, f, spec))  in file_dentry_name()
956 	return dentry_name(buf, end, f->f_path.dentry, spec, fmt);  in file_dentry_name()
960 char *bdev_name(char *buf, char *end, struct block_device *bdev,  in bdev_name()  argument
965 	if (check_pointer(&buf, end, bdev, spec))  in bdev_name()
969 	buf = string(buf, end, hd->disk_name, spec);  in bdev_name()
972 			if (buf < end)  in bdev_name()
976 		buf = number(buf, end, bdev->bd_partno, spec);  in bdev_name()
983 char *symbol_string(char *buf, char *end, void *ptr,  in symbol_string()  argument
1007 	return string_nocheck(buf, end, sym, spec);  in symbol_string()
1009 	return special_hex_number(buf, end, value, sizeof(void *));  in symbol_string()
1044 char *resource_string(char *buf, char *end, struct resource *res,  in resource_string()  argument
1091 	if (check_pointer(&buf, end, res, spec))  in resource_string()
1120 		if (res->start != res->end) {  in resource_string()
1122 			p = number(p, pend, res->end, *specp);  in resource_string()
1141 	return string_nocheck(buf, end, sym, spec);  in resource_string()
1145 char *hex_string(char *buf, char *end, u8 *addr, struct printf_spec spec,  in hex_string()  argument
1156 	if (check_pointer(&buf, end, addr, spec))  in hex_string()
1178 		if (buf < end)  in hex_string()
1181 		if (buf < end)  in hex_string()
1186 			if (buf < end)  in hex_string()
1196 char *bitmap_string(char *buf, char *end, unsigned long *bitmap,  in bitmap_string()  argument
1204 	if (check_pointer(&buf, end, bitmap, spec))  in bitmap_string()
1225 			if (buf < end)  in bitmap_string()
1232 		buf = number(buf, end, val, spec);  in bitmap_string()
1240 char *bitmap_list_string(char *buf, char *end, unsigned long *bitmap,  in bitmap_list_string()  argument
1248 	if (check_pointer(&buf, end, bitmap, spec))  in bitmap_list_string()
1259 			if (buf < end)  in bitmap_list_string()
1265 		buf = number(buf, end, rbot, default_dec_spec);  in bitmap_list_string()
1267 			if (buf < end)  in bitmap_list_string()
1271 			buf = number(buf, end, rtop, default_dec_spec);  in bitmap_list_string()
1280 char *mac_address_string(char *buf, char *end, u8 *addr,  in mac_address_string()  argument
1289 	if (check_pointer(&buf, end, addr, spec))  in mac_address_string()
1317 	return string_nocheck(buf, end, mac_addr, spec);  in mac_address_string()
1470 char *ip6_addr_string(char *buf, char *end, const u8 *addr,  in ip6_addr_string()  argument
1480 	return string_nocheck(buf, end, ip6_addr, spec);  in ip6_addr_string()
1484 char *ip4_addr_string(char *buf, char *end, const u8 *addr,  in ip4_addr_string()  argument
1491 	return string_nocheck(buf, end, ip4_addr, spec);  in ip4_addr_string()
1495 char *ip6_addr_string_sa(char *buf, char *end, const struct sockaddr_in6 *sa,  in ip6_addr_string_sa()  argument
1553 	return string_nocheck(buf, end, ip6_addr, spec);  in ip6_addr_string_sa()
1557 char *ip4_addr_string_sa(char *buf, char *end, const struct sockaddr_in *sa,  in ip4_addr_string_sa()  argument
1588 	return string_nocheck(buf, end, ip4_addr, spec);  in ip4_addr_string_sa()
1592 char *ip_addr_string(char *buf, char *end, const void *ptr,  in ip_addr_string()  argument
1597 	if (check_pointer(&buf, end, ptr, spec))  in ip_addr_string()
1602 		return ip6_addr_string(buf, end, ptr, spec, fmt);  in ip_addr_string()
1604 		return ip4_addr_string(buf, end, ptr, spec, fmt);  in ip_addr_string()
1614 			return ip4_addr_string_sa(buf, end, &sa->v4, spec, fmt);  in ip_addr_string()
1616 			return ip6_addr_string_sa(buf, end, &sa->v6, spec, fmt);  in ip_addr_string()
1618 			return error_string(buf, end, "(einval)", spec);  in ip_addr_string()
1623 	return error_string(buf, end, err_fmt_msg, spec);  in ip_addr_string()
1627 char *escaped_string(char *buf, char *end, u8 *addr, struct printf_spec spec,  in escaped_string()  argument
1638 	if (check_pointer(&buf, end, addr, spec))  in escaped_string()
1680 	buf += string_escape_mem(addr, len, buf, buf < end ? end - buf : 0, flags, NULL);  in escaped_string()
1685 static char *va_format(char *buf, char *end, struct va_format *va_fmt,  in va_format()  argument
1690 	if (check_pointer(&buf, end, va_fmt, spec))  in va_format()
1694 	buf += vsnprintf(buf, end > buf ? end - buf : 0, va_fmt->fmt, va);  in va_format()
1701 char *uuid_string(char *buf, char *end, const u8 *addr,  in uuid_string()  argument
1710 	if (check_pointer(&buf, end, addr, spec))  in uuid_string()
1742 	return string_nocheck(buf, end, uuid, spec);  in uuid_string()
1746 char *netdev_bits(char *buf, char *end, const void *addr,  in netdev_bits()  argument
1752 	if (check_pointer(&buf, end, addr, spec))  in netdev_bits()
1761 		return error_string(buf, end, "(%pN?)", spec);  in netdev_bits()
1764 	return special_hex_number(buf, end, num, size);  in netdev_bits()
1768 char *fourcc_string(char *buf, char *end, const u32 *fourcc,  in fourcc_string()  argument
1777 		return error_string(buf, end, "(%p4?)", spec);  in fourcc_string()
1779 	if (check_pointer(&buf, end, fourcc, spec))  in fourcc_string()
1800 	return string(buf, end, output, spec);  in fourcc_string()
1804 char *address_val(char *buf, char *end, const void *addr,  in address_val()  argument
1810 	if (check_pointer(&buf, end, addr, spec))  in address_val()
1825 	return special_hex_number(buf, end, num, size);  in address_val()
1829 char *date_str(char *buf, char *end, const struct rtc_time *tm, bool r)  in date_str()  argument
1834 	buf = number(buf, end, year, default_dec04_spec);  in date_str()
1835 	if (buf < end)  in date_str()
1839 	buf = number(buf, end, mon, default_dec02_spec);  in date_str()
1840 	if (buf < end)  in date_str()
1844 	return number(buf, end, tm->tm_mday, default_dec02_spec);  in date_str()
1848 char *time_str(char *buf, char *end, const struct rtc_time *tm, bool r)  in time_str()  argument
1850 	buf = number(buf, end, tm->tm_hour, default_dec02_spec);  in time_str()
1851 	if (buf < end)  in time_str()
1855 	buf = number(buf, end, tm->tm_min, default_dec02_spec);  in time_str()
1856 	if (buf < end)  in time_str()
1860 	return number(buf, end, tm->tm_sec, default_dec02_spec);  in time_str()
1864 char *rtc_str(char *buf, char *end, const struct rtc_time *tm,  in rtc_str()  argument
1872 	if (check_pointer(&buf, end, tm, spec))  in rtc_str()
1901 		buf = date_str(buf, end, tm, raw);  in rtc_str()
1903 		if (buf < end)  in rtc_str()
1908 		buf = time_str(buf, end, tm, raw);  in rtc_str()
1914 char *time64_str(char *buf, char *end, const time64_t time,  in time64_str()  argument
1933 	return rtc_str(buf, end, &rtc_time, spec, fmt);  in time64_str()
1937 char *time_and_date(char *buf, char *end, void *ptr, struct printf_spec spec,  in time_and_date()  argument
1942 		return rtc_str(buf, end, (const struct rtc_time *)ptr, spec, fmt);  in time_and_date()
1944 		return time64_str(buf, end, *(const time64_t *)ptr, spec, fmt);  in time_and_date()
1946 		return error_string(buf, end, "(%pt?)", spec);  in time_and_date()
1951 char *clock(char *buf, char *end, struct clk *clk, struct printf_spec spec,  in clock()  argument
1955 		return error_string(buf, end, "(%pC?)", spec);  in clock()
1957 	if (check_pointer(&buf, end, clk, spec))  in clock()
1964 		return string(buf, end, __clk_get_name(clk), spec);  in clock()
1966 		return ptr_to_id(buf, end, clk, spec);  in clock()
1972 char *format_flags(char *buf, char *end, unsigned long flags,  in format_flags()  argument
1982 		buf = string(buf, end, names->name, default_str_spec);  in format_flags()
1986 			if (buf < end)  in format_flags()
1993 		buf = number(buf, end, flags, default_flag_spec);  in format_flags()
2020 char *format_page_flags(char *buf, char *end, unsigned long flags)  in format_page_flags()  argument
2028 		buf = format_flags(buf, end, main_flags, pageflag_names);  in format_page_flags()
2040 			if (buf < end)  in format_page_flags()
2045 		buf = string(buf, end, pff[i].name, default_str_spec);  in format_page_flags()
2046 		if (buf < end)  in format_page_flags()
2049 		buf = number(buf, end, (flags >> pff[i].shift) & pff[i].mask,  in format_page_flags()
2059 char *flags_string(char *buf, char *end, void *flags_ptr,  in flags_string()  argument
2065 	if (check_pointer(&buf, end, flags_ptr, spec))  in flags_string()
2070 		return format_page_flags(buf, end, *(unsigned long *)flags_ptr);  in flags_string()
2080 		return error_string(buf, end, "(%pG?)", spec);  in flags_string()
2083 	return format_flags(buf, end, flags, names);  in flags_string()
2088 			      char *end)  in fwnode_full_name_string()  argument
2097 		buf = string(buf, end, fwnode_get_name_prefix(__fwnode),  in fwnode_full_name_string()
2099 		buf = string(buf, end, fwnode_get_name(__fwnode),  in fwnode_full_name_string()
2109 char *device_node_string(char *buf, char *end, struct device_node *dn,  in device_node_string()  argument
2123 		return error_string(buf, end, "(%pO?)", spec);  in device_node_string()
2126 		return error_string(buf, end, "(%pOF?)", spec);  in device_node_string()
2128 	if (check_pointer(&buf, end, dn, spec))  in device_node_string()
2139 			if (buf < end)  in device_node_string()
2147 						      end);  in device_node_string()
2153 			buf = string(buf, end, p, str_spec);  in device_node_string()
2157 			buf = number(buf, end, (unsigned int)dn->phandle, default_dec_spec);  in device_node_string()
2163 			buf = string(buf, end, p, str_spec);  in device_node_string()
2171 			buf = string_nocheck(buf, end, tbuf, str_spec);  in device_node_string()
2176 				buf = string(buf, end, p, str_spec);  in device_node_string()
2182 					buf = string_nocheck(buf, end, ",", str_spec);  in device_node_string()
2183 				buf = string_nocheck(buf, end, "\"", str_spec);  in device_node_string()
2184 				buf = string(buf, end, p, str_spec);  in device_node_string()
2185 				buf = string_nocheck(buf, end, "\"", str_spec);  in device_node_string()
2195 	return widen_string(buf, buf - buf_start, end, spec);  in device_node_string()
2199 char *fwnode_string(char *buf, char *end, struct fwnode_handle *fwnode,  in fwnode_string()  argument
2208 		return error_string(buf, end, "(%pf?)", spec);  in fwnode_string()
2210 	if (check_pointer(&buf, end, fwnode, spec))  in fwnode_string()
2217 		buf = string(buf, end, fwnode_get_name(fwnode), str_spec);  in fwnode_string()
2221 		buf = fwnode_full_name_string(fwnode, buf, end);  in fwnode_string()
2225 	return widen_string(buf, buf - buf_start, end, spec);  in fwnode_string()
2385 char *pointer(const char *fmt, char *buf, char *end, void *ptr,  in pointer()  argument
2394 		return symbol_string(buf, end, ptr, spec, fmt);  in pointer()
2397 		return resource_string(buf, end, ptr, spec, fmt);  in pointer()
2399 		return hex_string(buf, end, ptr, spec, fmt);  in pointer()
2403 			return bitmap_list_string(buf, end, ptr, spec, fmt);  in pointer()
2405 			return bitmap_string(buf, end, ptr, spec, fmt);  in pointer()
2411 		return mac_address_string(buf, end, ptr, spec, fmt);  in pointer()
2421 		return ip_addr_string(buf, end, ptr, spec, fmt);  in pointer()
2423 		return escaped_string(buf, end, ptr, spec, fmt);  in pointer()
2425 		return uuid_string(buf, end, ptr, spec, fmt);  in pointer()
2427 		return va_format(buf, end, ptr, spec, fmt);  in pointer()
2429 		return restricted_pointer(buf, end, ptr, spec);  in pointer()
2431 		return netdev_bits(buf, end, ptr, spec, fmt);  in pointer()
2433 		return fourcc_string(buf, end, ptr, spec, fmt);  in pointer()
2435 		return address_val(buf, end, ptr, spec, fmt);  in pointer()
2437 		return dentry_name(buf, end, ptr, spec, fmt);  in pointer()
2439 		return time_and_date(buf, end, ptr, spec, fmt);  in pointer()
2441 		return clock(buf, end, ptr, spec, fmt);  in pointer()
2443 		return file_dentry_name(buf, end, ptr, spec, fmt);  in pointer()
2446 		return bdev_name(buf, end, ptr, spec, fmt);  in pointer()
2450 		return flags_string(buf, end, ptr, spec, fmt);  in pointer()
2452 		return device_node_string(buf, end, ptr, spec, fmt + 1);  in pointer()
2454 		return fwnode_string(buf, end, ptr, spec, fmt + 1);  in pointer()
2456 		return pointer_string(buf, end, ptr, spec);  in pointer()
2461 		return err_ptr(buf, end, ptr, spec);  in pointer()
2466 			return string(buf, end, ptr, spec);  in pointer()
2468 			return error_string(buf, end, "(einval)", spec);  in pointer()
2477 		return pointer_string(buf, end, ptr, spec);  in pointer()
2479 		return ptr_to_id(buf, end, ptr, spec);  in pointer()
2730 	char *str, *end;  in vsnprintf()  local
2739 	end = buf + size;  in vsnprintf()
2741 	/* Make sure end is always >= buf */  in vsnprintf()
2742 	if (end < buf) {  in vsnprintf()
2743 		end = ((void *)-1);  in vsnprintf()
2744 		size = end - buf;  in vsnprintf()
2756 			if (str < end) {  in vsnprintf()
2757 				if (copy > end - str)  in vsnprintf()
2758 					copy = end - str;  in vsnprintf()
2778 					if (str < end)  in vsnprintf()
2785 			if (str < end)  in vsnprintf()
2789 				if (str < end)  in vsnprintf()
2797 			str = string(str, end, va_arg(args, char *), spec);  in vsnprintf()
2801 			str = pointer(fmt, str, end, va_arg(args, void *),  in vsnprintf()
2808 			if (str < end)  in vsnprintf()
2863 			str = number(str, end, num, spec);  in vsnprintf()
2869 		if (str < end)  in vsnprintf()
2872 			end[-1] = '\0';  in vsnprintf()
3033 	char *str, *end;  in vbin_printf()  local
3037 	end = (char *)(bin_buf + size);  in vbin_printf()
3046 		if (str + sizeof(type) <= end) {			\  in vbin_printf()
3055 		if (str + sizeof(type) <= end)				\  in vbin_printf()
3097 			if (str + len < end)  in vbin_printf()
3119 				str = pointer(fmt, str, end, va_arg(args, void *),  in vbin_printf()
3121 				if (str + 1 < end)  in vbin_printf()
3124 					end[-1] = '\0'; /* Must be nul terminated */  in vbin_printf()
3192 	char *str, *end;  in bstr_printf()  local
3199 	end = buf + size;  in bstr_printf()
3216 	/* Make sure end is always >= buf */  in bstr_printf()
3217 	if (end < buf) {  in bstr_printf()
3218 		end = ((void *)-1);  in bstr_printf()
3219 		size = end - buf;  in bstr_printf()
3231 			if (str < end) {  in bstr_printf()
3232 				if (copy > end - str)  in bstr_printf()
3233 					copy = end - str;  in bstr_printf()
3253 					if (str < end)  in bstr_printf()
3259 			if (str < end)  in bstr_printf()
3263 				if (str < end)  in bstr_printf()
3273 			str = string(str, end, (char *)str_arg, spec);  in bstr_printf()
3295 				if (str < end) {  in bstr_printf()
3297 					if (copy > end - str)  in bstr_printf()
3298 						copy = end - str;  in bstr_printf()
3305 				str = pointer(fmt, str, end, get_arg(void *), spec);  in bstr_printf()
3313 			if (str < end)  in bstr_printf()
3358 			str = number(str, end, num, spec);  in bstr_printf()
3365 		if (str < end)  in bstr_printf()
3368 			end[-1] = '\0';  in bstr_printf()