Ruby 2.0.0p247(2013-06-27revision41674)

- Main Page
- Modules
- Data Structures
- Files

- File List
- Globals

siphash.h
Go to the documentation of this file.
1 #ifndef SIPHASH_H
2 #define SIPHASH_H 1
3 #include <stdlib.h>
4 #ifdef HAVE_STDINT_H
5 #include <stdint.h>
6 #endif
7 #ifdef HAVE_INTTYPES_H
8 #include <inttypes.h>
9 #endif
10
11 #ifndef HAVE_UINT64_T
12 typedef struct {
13 uint32_t u32[2];
14 } sip_uint64_t;
15 #define uint64_t sip_uint64_t
16 #else
17 typedef uint64_t sip_uint64_t;
18 #endif
19
20 typedef struct {
21 int c;
22 int d;
23 uint64_t v[4];
24 uint8_t buf[sizeof(uint64_t)];
25 uint8_t buflen;
26 uint8_t msglen_byte;
27 } sip_state;
28
29 typedef struct sip_interface_st sip_interface;
30
31 typedef struct {
32 sip_state state[1];
33 const sip_interface *methods;
34 } sip_hash;
35
36 sip_hash *sip_hash_new(const uint8_t key[16], int c, int d);
37 sip_hash *sip_hash_init(sip_hash *h, const uint8_t key[16], int c, int d);
38 int sip_hash_update(sip_hash *h, const uint8_t *data, size_t len);
39 int sip_hash_final(sip_hash *h, uint8_t **digest, size_t *len);
40 int sip_hash_final_integer(sip_hash *h, uint64_t *digest);
41 int sip_hash_digest(sip_hash *h, const uint8_t *data, size_t data_len, uint8_t **digest, size_t *digest_len);
42 int sip_hash_digest_integer(sip_hash *h, const uint8_t *data, size_t data_len, uint64_t *digest);
43 void sip_hash_free(sip_hash *h);
44 void sip_hash_dump(sip_hash *h);
45
46 uint64_t sip_hash24(const uint8_t key[16], const uint8_t *data, size_t len);
47
48 #endif
49