33 static inline void seq_buf_clear(struct seq_buf *s)  in seq_buf_clear()  argument
35 	s->len = 0;  in seq_buf_clear()
36 	if (s->size)  in seq_buf_clear()
37 		s->buffer[0] = '\0';  in seq_buf_clear()
41 seq_buf_init(struct seq_buf *s, char *buf, unsigned int size)  in seq_buf_init()  argument
43 	s->buffer = buf;  in seq_buf_init()
44 	s->size = size;  in seq_buf_init()
45 	seq_buf_clear(s);  in seq_buf_init()
53 seq_buf_has_overflowed(struct seq_buf *s)  in seq_buf_has_overflowed()  argument
55 	return s->len > s->size;  in seq_buf_has_overflowed()
59 seq_buf_set_overflow(struct seq_buf *s)  in seq_buf_set_overflow()  argument
61 	s->len = s->size + 1;  in seq_buf_set_overflow()
68 seq_buf_buffer_left(struct seq_buf *s)  in seq_buf_buffer_left()  argument
70 	if (seq_buf_has_overflowed(s))  in seq_buf_buffer_left()
73 	return s->size - s->len;  in seq_buf_buffer_left()
77 static inline unsigned int seq_buf_used(struct seq_buf *s)  in seq_buf_used()  argument
79 	return min(s->len, s->size);  in seq_buf_used()
98 static inline const char *seq_buf_str(struct seq_buf *s)  in seq_buf_str()  argument
100 	if (WARN_ON(s->size == 0))  in seq_buf_str()
103 	if (seq_buf_buffer_left(s))  in seq_buf_str()
104 		s->buffer[s->len] = 0;  in seq_buf_str()
106 		s->buffer[s->size - 1] = 0;  in seq_buf_str()
108 	return s->buffer;  in seq_buf_str()
119 static inline size_t seq_buf_get_buf(struct seq_buf *s, char **bufp)  in seq_buf_get_buf()  argument
121 	WARN_ON(s->len > s->size + 1);  in seq_buf_get_buf()
123 	if (s->len < s->size) {  in seq_buf_get_buf()
124 		*bufp = s->buffer + s->len;  in seq_buf_get_buf()
125 		return s->size - s->len;  in seq_buf_get_buf()
141 static inline void seq_buf_commit(struct seq_buf *s, int num)  in seq_buf_commit()  argument
144 		seq_buf_set_overflow(s);  in seq_buf_commit()
147 		BUG_ON(s->len + num > s->size);  in seq_buf_commit()
148 		s->len += num;  in seq_buf_commit()
153 int seq_buf_printf(struct seq_buf *s, const char *fmt, ...);
155 int seq_buf_vprintf(struct seq_buf *s, const char *fmt, va_list args);
156 extern int seq_buf_print_seq(struct seq_file *m, struct seq_buf *s);
157 extern int seq_buf_to_user(struct seq_buf *s, char __user *ubuf,
159 extern int seq_buf_puts(struct seq_buf *s, const char *str);
160 extern int seq_buf_putc(struct seq_buf *s, unsigned char c);
161 extern int seq_buf_putmem(struct seq_buf *s, const void *mem, unsigned int len);
162 extern int seq_buf_putmem_hex(struct seq_buf *s, const void *mem,
164 extern int seq_buf_path(struct seq_buf *s, const struct path *path, const char *esc);
165 extern int seq_buf_hex_dump(struct seq_buf *s, const char *prefix_str,
171 seq_buf_bprintf(struct seq_buf *s, const char *fmt, const u32 *binary);
174 void seq_buf_do_printk(struct seq_buf *s, const char *lvl);