Use nd_ types, add EXTRACT_ calls, use %u for unsigned values.

[tcpdump] / cpack.h

diff --git a/cpack.h b/cpack.h
index a7eb6d611d6b32dbc0207fc803bad5a56e73708a..b9a37850a733670a31bdf8aacadbd6dde207cf90 100644 (file)
--- a/cpack.h
+++ b/cpack.h
@@ -31,25 +31,24 @@
 #define _CPACK_H
 
 struct cpack_state {
 #define _CPACK_H
 
 struct cpack_state {

-       uint8_t                                 *c_buf;
-       uint8_t                                 *c_next;
+       const uint8_t                                   *c_buf;
+       const uint8_t                                   *c_next;

        size_t                                           c_len;
 };
 
        size_t                                           c_len;
 };
 

-int cpack_init(struct cpack_state *, uint8_t *, size_t);
+int cpack_init(struct cpack_state *, const uint8_t *, size_t);

 
 int cpack_uint8(struct cpack_state *, uint8_t *);
 
 int cpack_uint8(struct cpack_state *, uint8_t *);

+int cpack_int8(struct cpack_state *, int8_t *);

 int cpack_uint16(struct cpack_state *, uint16_t *);
 int cpack_uint16(struct cpack_state *, uint16_t *);

+int cpack_int16(struct cpack_state *, int16_t *);

 int cpack_uint32(struct cpack_state *, uint32_t *);
 int cpack_uint32(struct cpack_state *, uint32_t *);

+int cpack_int32(struct cpack_state *, int32_t *);

 int cpack_uint64(struct cpack_state *, uint64_t *);
 int cpack_uint64(struct cpack_state *, uint64_t *);

+int cpack_int64(struct cpack_state *, int64_t *);

 
 

-uint8_t *cpack_next_boundary(uint8_t *buf, uint8_t *p, size_t alignment);
-uint8_t *cpack_align_and_reserve(struct cpack_state *cs, size_t wordsize);
-
-#define cpack_int8(__s, __p)   cpack_uint8((__s),  (uint8_t*)(__p))
-#define cpack_int16(__s, __p)  cpack_uint16((__s), (uint16_t*)(__p))
-#define cpack_int32(__s, __p)  cpack_uint32((__s), (uint32_t*)(__p))
-#define cpack_int64(__s, __p)  cpack_uint64((__s), (uint64_t*)(__p))
+const uint8_t *cpack_next_boundary(const uint8_t *buf, const uint8_t *p, size_t alignment);
+const uint8_t *cpack_align_and_reserve(struct cpack_state *cs, size_t wordsize);

 
 extern int cpack_advance(struct cpack_state *, const size_t);
 
 
 extern int cpack_advance(struct cpack_state *, const size_t);