summaryrefslogtreecommitdiff
path: root/reftable/publicbasics.c
diff options
context:
space:
mode:
Diffstat (limited to 'reftable/publicbasics.c')
-rw-r--r--reftable/publicbasics.c65
1 files changed, 65 insertions, 0 deletions
diff --git a/reftable/publicbasics.c b/reftable/publicbasics.c
new file mode 100644
index 0000000000..0ad7d5c0ff
--- /dev/null
+++ b/reftable/publicbasics.c
@@ -0,0 +1,65 @@
+/*
+Copyright 2020 Google LLC
+
+Use of this source code is governed by a BSD-style
+license that can be found in the LICENSE file or at
+https://developers.google.com/open-source/licenses/bsd
+*/
+
+#include "reftable-malloc.h"
+
+#include "basics.h"
+#include "system.h"
+
+static void *(*reftable_malloc_ptr)(size_t sz);
+static void *(*reftable_realloc_ptr)(void *, size_t);
+static void (*reftable_free_ptr)(void *);
+
+void *reftable_malloc(size_t sz)
+{
+ if (reftable_malloc_ptr)
+ return (*reftable_malloc_ptr)(sz);
+ return malloc(sz);
+}
+
+void *reftable_realloc(void *p, size_t sz)
+{
+ if (reftable_realloc_ptr)
+ return (*reftable_realloc_ptr)(p, sz);
+ return realloc(p, sz);
+}
+
+void reftable_free(void *p)
+{
+ if (reftable_free_ptr)
+ reftable_free_ptr(p);
+ else
+ free(p);
+}
+
+void *reftable_calloc(size_t sz)
+{
+ void *p = reftable_malloc(sz);
+ memset(p, 0, sz);
+ return p;
+}
+
+void reftable_set_alloc(void *(*malloc)(size_t),
+ void *(*realloc)(void *, size_t), void (*free)(void *))
+{
+ reftable_malloc_ptr = malloc;
+ reftable_realloc_ptr = realloc;
+ reftable_free_ptr = free;
+}
+
+int hash_size(uint32_t id)
+{
+ switch (id) {
+ case 0:
+ case GIT_SHA1_FORMAT_ID:
+ return GIT_SHA1_RAWSZ;
+ case GIT_SHA256_FORMAT_ID:
+ return GIT_SHA256_RAWSZ;
+ }
+ abort();
+}