diff options
| -rw-r--r-- | include/git2/oid.h | 2 | ||||
| -rw-r--r-- | src/oid.c | 11 | ||||
| -rw-r--r-- | src/oid.h | 12 |
3 files changed, 20 insertions, 5 deletions
diff --git a/include/git2/oid.h b/include/git2/oid.h index 062b9ca8b..f1f7dcc6c 100644 --- a/include/git2/oid.h +++ b/include/git2/oid.h @@ -142,7 +142,7 @@ GIT_EXTERN(int) git_oid_cmp(const git_oid *a, const git_oid *b); * @param len the number of hex chars to compare * @param a first oid structure. * @param b second oid structure. - * @return 1 in case of a match + * @return 0 in case of a match */ GIT_EXTERN(int) gid_oid_match(unsigned int len, git_oid *a, git_oid *b); @@ -177,15 +177,20 @@ int git_oid_match_raw(unsigned int len, const unsigned char *a, const unsigned c { do { if (*a != *b) - return 0; + return 1; a++; b++; len -= 2; } while (len > 1); if (len) if ((*a ^ *b) & 0xf0) - return 0; - return 1; + return 1; + return 0; +} + +int git_oid_match_hex(unsigned int len, const unsigned char *a, const unsigned char *b) +{ + return memcmp(a, b, len); } int gid_oid_match(unsigned int len, git_oid *a, git_oid *b) @@ -1,7 +1,17 @@ #ifndef INCLUDE_oid_h__ #define INCLUDE_oid_h__ -/* This can be useful for internal use */ +/** + * Compare the first ('len'*4) bits of two raw formatted oids. + * This can be useful for internal use. + * Return 0 if they match. + */ int git_oid_match_raw(unsigned int len, const unsigned char *a, const unsigned char *b); +/** + * Compare the first 'len' characters of two hex formatted oids. + * Return 0 if they match. + */ +int git_oid_match_hex(unsigned int len, const unsigned char *a, const unsigned char *b); + #endif |