19 static inline u64 ceph_decode_64(void **p)  in ceph_decode_64()  argument
21 	u64 v = get_unaligned_le64(*p);  in ceph_decode_64()
22 	*p += sizeof(u64);  in ceph_decode_64()
25 static inline u32 ceph_decode_32(void **p)  in ceph_decode_32()  argument
27 	u32 v = get_unaligned_le32(*p);  in ceph_decode_32()
28 	*p += sizeof(u32);  in ceph_decode_32()
31 static inline u16 ceph_decode_16(void **p)  in ceph_decode_16()  argument
33 	u16 v = get_unaligned_le16(*p);  in ceph_decode_16()
34 	*p += sizeof(u16);  in ceph_decode_16()
37 static inline u8 ceph_decode_8(void **p)  in ceph_decode_8()  argument
39 	u8 v = *(u8 *)*p;  in ceph_decode_8()
40 	(*p)++;  in ceph_decode_8()
43 static inline void ceph_decode_copy(void **p, void *pv, size_t n)  in ceph_decode_copy()  argument
45 	memcpy(pv, *p, n);  in ceph_decode_copy()
46 	*p += n;  in ceph_decode_copy()
52 static inline bool ceph_has_room(void **p, void *end, size_t n)  in ceph_has_room()  argument
54 	return end >= *p && n <= end - *p;  in ceph_has_room()
57 #define ceph_decode_need(p, end, n, bad)			\  argument
59 		if (!likely(ceph_has_room(p, end, n)))		\
63 #define ceph_decode_64_safe(p, end, v, bad)			\  argument
65 		ceph_decode_need(p, end, sizeof(u64), bad);	\
66 		v = ceph_decode_64(p);				\
68 #define ceph_decode_32_safe(p, end, v, bad)			\  argument
70 		ceph_decode_need(p, end, sizeof(u32), bad);	\
71 		v = ceph_decode_32(p);				\
73 #define ceph_decode_16_safe(p, end, v, bad)			\  argument
75 		ceph_decode_need(p, end, sizeof(u16), bad);	\
76 		v = ceph_decode_16(p);				\
78 #define ceph_decode_8_safe(p, end, v, bad)			\  argument
80 		ceph_decode_need(p, end, sizeof(u8), bad);	\
81 		v = ceph_decode_8(p);				\
84 #define ceph_decode_copy_safe(p, end, pv, n, bad)		\  argument
86 		ceph_decode_need(p, end, n, bad);		\
87 		ceph_decode_copy(p, pv, n);			\
107 static inline char *ceph_extract_encoded_string(void **p, void *end,  in ceph_extract_encoded_string()  argument
111 	void *sp = *p;  in ceph_extract_encoded_string()
126 	*p = (char *) *p + sizeof (u32) + len;  in ceph_extract_encoded_string()
139 #define ceph_decode_skip_n(p, end, n, bad)			\  argument
141 		ceph_decode_need(p, end, n, bad);		\
142                 *p += n;					\
145 #define ceph_decode_skip_64(p, end, bad)			\  argument
146 ceph_decode_skip_n(p, end, sizeof(u64), bad)
148 #define ceph_decode_skip_32(p, end, bad)			\  argument
149 ceph_decode_skip_n(p, end, sizeof(u32), bad)
151 #define ceph_decode_skip_16(p, end, bad)			\  argument
152 ceph_decode_skip_n(p, end, sizeof(u16), bad)
154 #define ceph_decode_skip_8(p, end, bad)				\  argument
155 ceph_decode_skip_n(p, end, sizeof(u8), bad)
157 #define ceph_decode_skip_string(p, end, bad)			\  argument
161 		ceph_decode_32_safe(p, end, len, bad);		\
162 		ceph_decode_skip_n(p, end, len, bad);		\
165 #define ceph_decode_skip_set(p, end, type, bad)			\  argument
169 		ceph_decode_32_safe(p, end, len, bad);		\
171 			ceph_decode_skip_##type(p, end, bad);	\
174 #define ceph_decode_skip_map(p, end, ktype, vtype, bad)		\  argument
178 		ceph_decode_32_safe(p, end, len, bad);		\
180 			ceph_decode_skip_##ktype(p, end, bad);	\
181 			ceph_decode_skip_##vtype(p, end, bad);	\
185 #define ceph_decode_skip_map_of_map(p, end, ktype1, ktype2, vtype2, bad) \  argument
189 		ceph_decode_32_safe(p, end, len, bad);		\
191 			ceph_decode_skip_##ktype1(p, end, bad);	\
192 			ceph_decode_skip_map(p, end, ktype2, vtype2, bad); \
236 static inline void ceph_encode_64(void **p, u64 v)  in ceph_encode_64()  argument
238 	put_unaligned_le64(v, (__le64 *)*p);  in ceph_encode_64()
239 	*p += sizeof(u64);  in ceph_encode_64()
241 static inline void ceph_encode_32(void **p, u32 v)  in ceph_encode_32()  argument
243 	put_unaligned_le32(v, (__le32 *)*p);  in ceph_encode_32()
244 	*p += sizeof(u32);  in ceph_encode_32()
246 static inline void ceph_encode_16(void **p, u16 v)  in ceph_encode_16()  argument
248 	put_unaligned_le16(v, (__le16 *)*p);  in ceph_encode_16()
249 	*p += sizeof(u16);  in ceph_encode_16()
251 static inline void ceph_encode_8(void **p, u8 v)  in ceph_encode_8()  argument
253 	*(u8 *)*p = v;  in ceph_encode_8()
254 	(*p)++;  in ceph_encode_8()
256 static inline void ceph_encode_copy(void **p, const void *s, int len)  in ceph_encode_copy()  argument
258 	memcpy(*p, s, len);  in ceph_encode_copy()
259 	*p += len;  in ceph_encode_copy()
265 static inline void ceph_encode_filepath(void **p, void *end,  in ceph_encode_filepath()  argument
269 	BUG_ON(*p + 1 + sizeof(ino) + sizeof(len) + len > end);  in ceph_encode_filepath()
270 	ceph_encode_8(p, 1);  in ceph_encode_filepath()
271 	ceph_encode_64(p, ino);  in ceph_encode_filepath()
272 	ceph_encode_32(p, len);  in ceph_encode_filepath()
274 		memcpy(*p, path, len);  in ceph_encode_filepath()
275 	*p += len;  in ceph_encode_filepath()
278 static inline void ceph_encode_string(void **p, void *end,  in ceph_encode_string()  argument
281 	BUG_ON(*p + sizeof(len) + len > end);  in ceph_encode_string()
282 	ceph_encode_32(p, len);  in ceph_encode_string()
284 		memcpy(*p, s, len);  in ceph_encode_string()
285 	*p += len;  in ceph_encode_string()
301 static inline void ceph_start_encoding(void **p, u8 struct_v, u8 struct_compat,  in ceph_start_encoding()  argument
304 	ceph_encode_8(p, struct_v);  in ceph_start_encoding()
305 	ceph_encode_8(p, struct_compat);  in ceph_start_encoding()
306 	ceph_encode_32(p, struct_len);  in ceph_start_encoding()
319 static inline int ceph_start_decoding(void **p, void *end, u8 v,  in ceph_start_decoding()  argument
325 	ceph_decode_need(p, end, CEPH_ENCODING_START_BLK_LEN, bad);  in ceph_start_decoding()
326 	*struct_v = ceph_decode_8(p);  in ceph_start_decoding()
327 	struct_compat = ceph_decode_8(p);  in ceph_start_decoding()
334 	*struct_len = ceph_decode_32(p);  in ceph_start_decoding()
335 	ceph_decode_need(p, end, *struct_len, bad);  in ceph_start_decoding()
342 #define ceph_encode_need(p, end, n, bad)			\  argument
344 		if (!likely(ceph_has_room(p, end, n)))		\
348 #define ceph_encode_64_safe(p, end, v, bad)			\  argument
350 		ceph_encode_need(p, end, sizeof(u64), bad);	\
351 		ceph_encode_64(p, v);				\
353 #define ceph_encode_32_safe(p, end, v, bad)			\  argument
355 		ceph_encode_need(p, end, sizeof(u32), bad);	\
356 		ceph_encode_32(p, v);				\
358 #define ceph_encode_16_safe(p, end, v, bad)			\  argument
360 		ceph_encode_need(p, end, sizeof(u16), bad);	\
361 		ceph_encode_16(p, v);				\
363 #define ceph_encode_8_safe(p, end, v, bad)			\  argument
365 		ceph_encode_need(p, end, sizeof(u8), bad);	\
366 		ceph_encode_8(p, v);				\
369 #define ceph_encode_copy_safe(p, end, pv, n, bad)		\  argument
371 		ceph_encode_need(p, end, n, bad);		\
372 		ceph_encode_copy(p, pv, n);			\
374 #define ceph_encode_string_safe(p, end, s, n, bad)		\  argument
376 		ceph_encode_need(p, end, n, bad);		\
377 		ceph_encode_string(p, end, s, n);		\