10 #define SHA1_HASH_SIZE 20
12 extern const u8 empty_file_sha1sum[SHA1_HASH_SIZE];
14 static inline bool is_empty_file_hash(const u8 hash[SHA1_HASH_SIZE])
16 return memcmp(hash, empty_file_sha1sum, SHA1_HASH_SIZE) == 0;
19 static inline void copy_hash(u8 dest[SHA1_HASH_SIZE],
20 const u8 src[SHA1_HASH_SIZE])
22 memcpy(dest, src, SHA1_HASH_SIZE);
25 static inline void random_hash(u8 hash[SHA1_HASH_SIZE])
27 randomize_byte_array(hash, SHA1_HASH_SIZE);
30 static inline bool hashes_equal(const u8 h1[SHA1_HASH_SIZE],
31 const u8 h2[SHA1_HASH_SIZE])
33 return memcmp(h1, h2, SHA1_HASH_SIZE) == 0;
36 /* Prints a hash code field. */
37 static inline void print_hash(const u8 hash[])
39 print_byte_field(hash, SHA1_HASH_SIZE);
42 extern int sha1sum(const char *filename, void *md);
45 #include <openssl/sha.h>
46 static inline void sha1_buffer(const void *buffer, size_t len, void *md)
48 SHA1(buffer, len, md);
51 extern void sha1_buffer(const void *buffer, size_t len, void *md);
54 #endif /* _WIMLIB_SHA1_H */