902 		  const char *fmt)  in dentry_name()  argument
909 	switch (fmt[1]) {  in dentry_name()
911 			depth = fmt[1] - '0';  in dentry_name()
951 			struct printf_spec spec, const char *fmt)  in file_dentry_name()  argument
956 	return dentry_name(buf, end, f->f_path.dentry, spec, fmt);  in file_dentry_name()
961 		struct printf_spec spec, const char *fmt)  in bdev_name()  argument
984 		    struct printf_spec spec, const char *fmt)  in symbol_string()  argument
991 	if (fmt[1] == 'R')  in symbol_string()
996 	if (*fmt == 'B' && fmt[1] == 'b')  in symbol_string()
998 	else if (*fmt == 'B')  in symbol_string()
1000 	else if (*fmt == 'S' && (fmt[1] == 'b' || (fmt[1] == 'R' && fmt[2] == 'b')))  in symbol_string()
1002 	else if (*fmt != 's')  in symbol_string()
1045 		      struct printf_spec spec, const char *fmt)  in resource_string()  argument
1088 	int decode = (fmt[0] == 'R') ? 1 : 0;  in resource_string()
1146 		 const char *fmt)  in hex_string()  argument
1159 	switch (fmt[1]) {  in hex_string()
1197 		    struct printf_spec spec, const char *fmt)  in bitmap_string()  argument
1241 			 struct printf_spec spec, const char *fmt)  in bitmap_list_string()  argument
1281 			 struct printf_spec spec, const char *fmt)  in mac_address_string()  argument
1292 	switch (fmt[1]) {  in mac_address_string()
1312 		if (fmt[0] == 'M' && i != 5)  in mac_address_string()
1321 char *ip4_string(char *p, const u8 *addr, const char *fmt)  in ip4_string()  argument
1324 	bool leading_zeros = (fmt[0] == 'i');  in ip4_string()
1328 	switch (fmt[2]) {  in ip4_string()
1454 char *ip6_string(char *p, const char *addr, const char *fmt)  in ip6_string()  argument
1461 		if (fmt[0] == 'I' && i != 7)  in ip6_string()
1471 		      struct printf_spec spec, const char *fmt)  in ip6_addr_string()  argument
1475 	if (fmt[0] == 'I' && fmt[2] == 'c')  in ip6_addr_string()
1478 		ip6_string(ip6_addr, addr, fmt);  in ip6_addr_string()
1485 		      struct printf_spec spec, const char *fmt)  in ip4_addr_string()  argument
1489 	ip4_string(ip4_addr, addr, fmt);  in ip4_addr_string()
1496 			 struct printf_spec spec, const char *fmt)  in ip6_addr_string_sa()  argument
1504 	char fmt6[2] = { fmt[0], '6' };  in ip6_addr_string_sa()
1507 	fmt++;  in ip6_addr_string_sa()
1508 	while (isalpha(*++fmt)) {  in ip6_addr_string_sa()
1509 		switch (*fmt) {  in ip6_addr_string_sa()
1558 			 struct printf_spec spec, const char *fmt)  in ip4_addr_string_sa()  argument
1564 	char fmt4[3] = { fmt[0], '4', 0 };  in ip4_addr_string_sa()
1566 	fmt++;  in ip4_addr_string_sa()
1567 	while (isalpha(*++fmt)) {  in ip4_addr_string_sa()
1568 		switch (*fmt) {  in ip4_addr_string_sa()
1576 			fmt4[2] = *fmt;  in ip4_addr_string_sa()
1593 		     struct printf_spec spec, const char *fmt)  in ip_addr_string()  argument
1600 	switch (fmt[1]) {  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()
1622 	err_fmt_msg = fmt[0] == 'i' ? "(%pi?)" : "(%pI?)";  in ip_addr_string()
1628 		     const char *fmt)  in escaped_string()  argument
1642 		switch (fmt[count++]) {  in escaped_string()
1686 		       struct printf_spec spec, const char *fmt)  in va_format()  argument
1694 	buf += vsnprintf(buf, end > buf ? end - buf : 0, va_fmt->fmt, va);  in va_format()
1702 		  struct printf_spec spec, const char *fmt)  in uuid_string()  argument
1713 	switch (*(++fmt)) {  in uuid_string()
1747 		  struct printf_spec spec,  const char *fmt)  in netdev_bits()  argument
1755 	switch (fmt[1]) {  in netdev_bits()
1769 		    struct printf_spec spec, const char *fmt)  in fourcc_string()  argument
1776 	if (fmt[1] != 'c' || fmt[2] != 'c')  in fourcc_string()
1805 		  struct printf_spec spec, const char *fmt)  in address_val()  argument
1813 	switch (fmt[1]) {  in address_val()
1865 	      struct printf_spec spec, const char *fmt)  in rtc_str()  argument
1875 	switch (fmt[count]) {  in rtc_str()
1887 		switch (fmt[count++]) {  in rtc_str()
1915 		 struct printf_spec spec, const char *fmt)  in time64_str()  argument
1933 	return rtc_str(buf, end, &rtc_time, spec, fmt);  in time64_str()
1938 		    const char *fmt)  in time_and_date()  argument
1940 	switch (fmt[1]) {  in time_and_date()
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()
1952 	    const char *fmt)  in clock()  argument
1960 	switch (fmt[1]) {  in clock()
2060 		   struct printf_spec spec, const char *fmt)  in flags_string()  argument
2068 	switch (fmt[1]) {  in flags_string()
2110 			 struct printf_spec spec, const char *fmt)  in device_node_string()  argument
2122 	if (fmt[0] != 'F')  in device_node_string()
2132 	fmt++;  in device_node_string()
2133 	if (fmt[0] == '\0' || strcspn(fmt,"fnpPFcC") > 0)  in device_node_string()
2134 		fmt = "f";  in device_node_string()
2136 	for (pass = false; strspn(fmt,"fnpPFcC"); fmt++, pass = true) {  in device_node_string()
2144 		switch (*fmt) {  in device_node_string()
2200 		    struct printf_spec spec, const char *fmt)  in fwnode_string()  argument
2207 	if (*fmt != 'w')  in fwnode_string()
2213 	fmt++;  in fwnode_string()
2215 	switch (*fmt) {  in fwnode_string()
2385 char *pointer(const char *fmt, char *buf, char *end, void *ptr,  in pointer()  argument
2388 	switch (*fmt) {  in pointer()
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()
2401 		switch (fmt[1]) {  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()
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()
2464 		switch (fmt[1]) {  in pointer()
2504 int format_decode(const char *fmt, struct printf_spec *spec)  in format_decode()  argument
2506 	const char *start = fmt;  in format_decode()
2531 	for (; *fmt ; ++fmt) {  in format_decode()
2532 		if (*fmt == '%')  in format_decode()
2537 	if (fmt != start || !*fmt)  in format_decode()
2538 		return fmt - start;  in format_decode()
2546 		++fmt;  in format_decode()
2548 		switch (*fmt) {  in format_decode()
2564 	if (isdigit(*fmt))  in format_decode()
2565 		spec->field_width = skip_atoi(&fmt);  in format_decode()
2566 	else if (*fmt == '*') {  in format_decode()
2569 		return ++fmt - start;  in format_decode()
2575 	if (*fmt == '.') {  in format_decode()
2576 		++fmt;  in format_decode()
2577 		if (isdigit(*fmt)) {  in format_decode()
2578 			spec->precision = skip_atoi(&fmt);  in format_decode()
2581 		} else if (*fmt == '*') {  in format_decode()
2584 			return ++fmt - start;  in format_decode()
2591 	if (*fmt == 'h' || _tolower(*fmt) == 'l' ||  in format_decode()
2592 	    *fmt == 'z' || *fmt == 't') {  in format_decode()
2593 		qualifier = *fmt++;  in format_decode()
2594 		if (unlikely(qualifier == *fmt)) {  in format_decode()
2597 				++fmt;  in format_decode()
2600 				++fmt;  in format_decode()
2607 	switch (*fmt) {  in format_decode()
2610 		return ++fmt - start;  in format_decode()
2614 		return ++fmt - start;  in format_decode()
2618 		return ++fmt - start;  in format_decode()
2622 		return ++fmt - start;  in format_decode()
2653 		WARN_ONCE(1, "Please remove unsupported %%%c in format string\n", *fmt);  in format_decode()
2655 		return fmt - start;  in format_decode()
2678 	return ++fmt - start;  in format_decode()
2727 int vsnprintf(char *buf, size_t size, const char *fmt, va_list args)  in vsnprintf()  argument
2747 	while (*fmt) {  in vsnprintf()
2748 		const char *old_fmt = fmt;  in vsnprintf()
2749 		int read = format_decode(fmt, &spec);  in vsnprintf()
2751 		fmt += read;  in vsnprintf()
2801 			str = pointer(fmt, str, end, va_arg(args, void *),  in vsnprintf()
2803 			while (isalnum(*fmt))  in vsnprintf()
2804 				fmt++;  in vsnprintf()
2896 int vscnprintf(char *buf, size_t size, const char *fmt, va_list args)  in vscnprintf()  argument
2900 	i = vsnprintf(buf, size, fmt, args);  in vscnprintf()
2924 int snprintf(char *buf, size_t size, const char *fmt, ...)  in snprintf()  argument
2929 	va_start(args, fmt);  in snprintf()
2930 	i = vsnprintf(buf, size, fmt, args);  in snprintf()
2948 int scnprintf(char *buf, size_t size, const char *fmt, ...)  in scnprintf()  argument
2953 	va_start(args, fmt);  in scnprintf()
2954 	i = vscnprintf(buf, size, fmt, args);  in scnprintf()
2975 int vsprintf(char *buf, const char *fmt, va_list args)  in vsprintf()  argument
2977 	return vsnprintf(buf, INT_MAX, fmt, args);  in vsprintf()
2993 int sprintf(char *buf, const char *fmt, ...)  in sprintf()  argument
2998 	va_start(args, fmt);  in sprintf()
2999 	i = vsnprintf(buf, INT_MAX, fmt, args);  in sprintf()
3030 int vbin_printf(u32 *bin_buf, size_t size, const char *fmt, va_list args)  in vbin_printf()  argument
3063 	while (*fmt) {  in vbin_printf()
3064 		int read = format_decode(fmt, &spec);  in vbin_printf()
3066 		fmt += read;  in vbin_printf()
3079 			if (*fmt == 'p')  in vbin_printf()
3105 			switch (*fmt) {  in vbin_printf()
3115 				if (!isalnum(*fmt)) {  in vbin_printf()
3119 				str = pointer(fmt, str, end, va_arg(args, void *),  in vbin_printf()
3127 			while (isalnum(*fmt))  in vbin_printf()
3128 				fmt++;  in vbin_printf()
3189 int bstr_printf(char *buf, size_t size, const char *fmt, const u32 *bin_buf)  in bstr_printf()  argument
3222 	while (*fmt) {  in bstr_printf()
3223 		const char *old_fmt = fmt;  in bstr_printf()
3224 		int read = format_decode(fmt, &spec);  in bstr_printf()
3226 		fmt += read;  in bstr_printf()
3281 			switch (*fmt) {  in bstr_printf()
3290 				if (!isalnum(*fmt)) {  in bstr_printf()
3305 				str = pointer(fmt, str, end, get_arg(void *), spec);  in bstr_printf()
3307 			while (isalnum(*fmt))  in bstr_printf()
3308 				fmt++;  in bstr_printf()
3388 int bprintf(u32 *bin_buf, size_t size, const char *fmt, ...)  in bprintf()  argument
3393 	va_start(args, fmt);  in bprintf()
3394 	ret = vbin_printf(bin_buf, size, fmt, args);  in bprintf()
3409 int vsscanf(const char *buf, const char *fmt, va_list args)  in vsscanf()  argument
3424 	while (*fmt) {  in vsscanf()
3429 		if (isspace(*fmt)) {  in vsscanf()
3430 			fmt = skip_spaces(++fmt);  in vsscanf()
3435 		if (*fmt != '%' && *fmt) {  in vsscanf()
3436 			if (*fmt++ != *str++)  in vsscanf()
3441 		if (!*fmt)  in vsscanf()
3443 		++fmt;  in vsscanf()
3448 		if (*fmt == '*') {  in vsscanf()
3451 			while (!isspace(*fmt) && *fmt != '%' && *fmt) {  in vsscanf()
3453 				if (*fmt == '[')  in vsscanf()
3455 				fmt++;  in vsscanf()
3464 		if (isdigit(*fmt)) {  in vsscanf()
3465 			field_width = skip_atoi(&fmt);  in vsscanf()
3472 		if (*fmt == 'h' || _tolower(*fmt) == 'l' ||  in vsscanf()
3473 		    *fmt == 'z') {  in vsscanf()
3474 			qualifier = *fmt++;  in vsscanf()
3475 			if (unlikely(qualifier == *fmt)) {  in vsscanf()
3478 					fmt++;  in vsscanf()
3481 					fmt++;  in vsscanf()
3486 		if (!*fmt)  in vsscanf()
3489 		if (*fmt == 'n') {  in vsscanf()
3492 			++fmt;  in vsscanf()
3502 		switch (*fmt++) {  in vsscanf()
3549 			bool negate = (*fmt == '^');  in vsscanf()
3556 				++fmt;  in vsscanf()
3558 			for ( ; *fmt && *fmt != ']'; ++fmt, ++len)  in vsscanf()
3559 				set_bit((u8)*fmt, set);  in vsscanf()
3562 			if (!*fmt || !len)  in vsscanf()
3564 			++fmt;  in vsscanf()
3688 int sscanf(const char *buf, const char *fmt, ...)  in sscanf()  argument
3693 	va_start(args, fmt);  in sscanf()
3694 	i = vsscanf(buf, fmt, args);  in sscanf()