25 static inline int membuf_zero(struct membuf *s, size_t size)  in membuf_zero()  argument
27 	if (s->left) {  in membuf_zero()
28 		if (size > s->left)  in membuf_zero()
29 			size = s->left;  in membuf_zero()
30 		memset(s->p, 0, size);  in membuf_zero()
31 		s->p += size;  in membuf_zero()
32 		s->left -= size;  in membuf_zero()
34 	return s->left;  in membuf_zero()
37 static inline int membuf_write(struct membuf *s, const void *v, size_t size)  in membuf_write()  argument
39 	if (s->left) {  in membuf_write()
40 		if (size > s->left)  in membuf_write()
41 			size = s->left;  in membuf_write()
42 		memcpy(s->p, v, size);  in membuf_write()
43 		s->p += size;  in membuf_write()
44 		s->left -= size;  in membuf_write()
46 	return s->left;  in membuf_write()
49 static inline struct membuf membuf_at(const struct membuf *s, size_t offs)  in membuf_at()  argument
51 	struct membuf n = *s;  in membuf_at()
62 #define membuf_store(s, v)				\  argument
64 	struct membuf *__s = (s);			\