]>
Commit | Line | Data |
---|---|---|
c38138cd LT |
1 | #ifndef CSUM_FILE_H |
2 | #define CSUM_FILE_H | |
3 | ||
ef3ca954 EN |
4 | #include "hash.h" |
5 | ||
2a128d63 NP |
6 | struct progress; |
7 | ||
c38138cd | 8 | /* A SHA1-protected file */ |
98a3beab | 9 | struct hashfile { |
ec640ed1 | 10 | int fd; |
e337a04d | 11 | int check_fd; |
ec640ed1 | 12 | unsigned int offset; |
4d273500 | 13 | git_hash_ctx ctx; |
218558af | 14 | off_t total; |
2a128d63 | 15 | struct progress *tp; |
ec640ed1 | 16 | const char *name; |
78d1e84f NP |
17 | int do_crc; |
18 | uint32_t crc32; | |
c38138cd LT |
19 | unsigned char buffer[8192]; |
20 | }; | |
21 | ||
6c526148 | 22 | /* Checkpoint */ |
98a3beab | 23 | struct hashfile_checkpoint { |
6c526148 | 24 | off_t offset; |
4d273500 | 25 | git_hash_ctx ctx; |
6c526148 JH |
26 | }; |
27 | ||
55454427 DL |
28 | void hashfile_checkpoint(struct hashfile *, struct hashfile_checkpoint *); |
29 | int hashfile_truncate(struct hashfile *, struct hashfile_checkpoint *); | |
6c526148 | 30 | |
f2af9f5e | 31 | /* finalize_hashfile flags */ |
cfe83216 DS |
32 | #define CSUM_CLOSE 1 |
33 | #define CSUM_FSYNC 2 | |
34 | #define CSUM_HASH_IN_STREAM 4 | |
4c81b03e | 35 | |
55454427 DL |
36 | struct hashfile *hashfd(int fd, const char *name); |
37 | struct hashfile *hashfd_check(const char *name); | |
38 | struct hashfile *hashfd_throughput(int fd, const char *name, struct progress *tp); | |
39 | int finalize_hashfile(struct hashfile *, unsigned char *, unsigned int); | |
40 | void hashwrite(struct hashfile *, const void *, unsigned int); | |
41 | void hashflush(struct hashfile *f); | |
42 | void crc32_begin(struct hashfile *); | |
43 | uint32_t crc32_end(struct hashfile *); | |
c38138cd | 44 | |
98a3beab | 45 | static inline void hashwrite_u8(struct hashfile *f, uint8_t data) |
b5007211 | 46 | { |
98a3beab | 47 | hashwrite(f, &data, sizeof(data)); |
b5007211 KB |
48 | } |
49 | ||
98a3beab | 50 | static inline void hashwrite_be32(struct hashfile *f, uint32_t data) |
b5007211 KB |
51 | { |
52 | data = htonl(data); | |
98a3beab | 53 | hashwrite(f, &data, sizeof(data)); |
b5007211 KB |
54 | } |
55 | ||
c38138cd | 56 | #endif |