diff options
Diffstat (limited to 'reftable/basics.c')
| -rw-r--r-- | reftable/basics.c | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/reftable/basics.c b/reftable/basics.c index bc4fcc9144..70b1091d14 100644 --- a/reftable/basics.c +++ b/reftable/basics.c @@ -17,6 +17,8 @@ static void (*reftable_free_ptr)(void *); void *reftable_malloc(size_t sz) { + if (!sz) + return NULL; if (reftable_malloc_ptr) return (*reftable_malloc_ptr)(sz); return malloc(sz); @@ -24,6 +26,11 @@ void *reftable_malloc(size_t sz) void *reftable_realloc(void *p, size_t sz) { + if (!sz) { + reftable_free(p); + return NULL; + } + if (reftable_realloc_ptr) return (*reftable_realloc_ptr)(p, sz); return realloc(p, sz); @@ -271,14 +278,15 @@ int common_prefix_size(struct reftable_buf *a, struct reftable_buf *b) return p; } -int hash_size(uint32_t id) +int hash_size(enum reftable_hash id) { + if (!id) + return REFTABLE_HASH_SIZE_SHA1; switch (id) { - case 0: - case GIT_SHA1_FORMAT_ID: - return GIT_SHA1_RAWSZ; - case GIT_SHA256_FORMAT_ID: - return GIT_SHA256_RAWSZ; + case REFTABLE_HASH_SHA1: + return REFTABLE_HASH_SIZE_SHA1; + case REFTABLE_HASH_SHA256: + return REFTABLE_HASH_SIZE_SHA256; } abort(); } |