Do not use memcmp(sha1_1, sha1_2, 20) with hardcoded length.

[thirdparty/git.git] / cache.h

diff --git a/cache.h b/cache.h
index b2ab2088e37d39a4c8e1927591015bf05a813233..f99254bf991af312e2e15aa279e75db4a3b1dbdd 100644 (file)
--- a/cache.h
+++ b/cache.h
@@ -210,6 +210,14 @@ extern char *sha1_pack_name(const unsigned char *sha1);
 extern char *sha1_pack_index_name(const unsigned char *sha1);
 extern const char *find_unique_abbrev(const unsigned char *sha1, int);
 extern const unsigned char null_sha1[20];
+static inline int is_null_sha1(const unsigned char *sha1)
+{
+       return !memcmp(sha1, null_sha1, 20);
+}
+static inline int hashcmp(const unsigned char *sha1, const unsigned char *sha2)
+{
+       return memcmp(sha1, sha2, 20);
+}
 
 int git_mkstemp(char *path, size_t n, const char *template);
 
@@ -244,6 +252,8 @@ extern int move_temp_to_file(const char *tmpfile, char *filename);
 
 extern int has_sha1_pack(const unsigned char *sha1);
 extern int has_sha1_file(const unsigned char *sha1);
+extern void *map_sha1_file(const unsigned char *sha1, unsigned long *);
+extern int legacy_loose_object(unsigned char *);
 
 extern int has_pack_file(const unsigned char *sha1);
 extern int has_pack_index(const unsigned char *sha1);