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authorPatrick Steinhardt <ps@pks.im>2024-02-06 07:35:27 +0100
committerJunio C Hamano <gitster@pobox.com>2024-02-06 12:10:08 -0800
commitb4ff12c8eefff9cba73ba3cb7492111adfa31d87 (patch)
treecf75adb950d3c8bc7fd2743513ead645a5dbe453 /reftable/merged_test.c
parentf6b58c1be40ba4bd6e7f2364acfe5fa34ce04120 (diff)
downloadgit-b4ff12c8eefff9cba73ba3cb7492111adfa31d87.tar.gz
reftable: introduce macros to allocate arrays
Similar to the preceding commit, let's carry over macros to allocate arrays with `REFTABLE_ALLOC_ARRAY()` and `REFTABLE_CALLOC_ARRAY()`. This requires us to change the signature of `reftable_calloc()`, which only takes a single argument right now and thus puts the burden on the caller to calculate the final array's size. This is a net improvement though as it means that we can now provide proper overflow checks when multiplying the array size with the member size. Convert callsites of `reftable_calloc()` to the new signature and start using the new macros where possible. Signed-off-by: Patrick Steinhardt <ps@pks.im> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'reftable/merged_test.c')
-rw-r--r--reftable/merged_test.c22
1 files changed, 13 insertions, 9 deletions
diff --git a/reftable/merged_test.c b/reftable/merged_test.c
index e05351e035..e233a9d581 100644
--- a/reftable/merged_test.c
+++ b/reftable/merged_test.c
@@ -93,10 +93,12 @@ merged_table_from_records(struct reftable_ref_record **refs,
int i = 0;
struct reftable_merged_table *mt = NULL;
int err;
- struct reftable_table *tabs =
- reftable_calloc(n * sizeof(struct reftable_table));
- *readers = reftable_calloc(n * sizeof(struct reftable_reader *));
- *source = reftable_calloc(n * sizeof(**source));
+ struct reftable_table *tabs;
+
+ REFTABLE_CALLOC_ARRAY(tabs, n);
+ REFTABLE_CALLOC_ARRAY(*readers, n);
+ REFTABLE_CALLOC_ARRAY(*source, n);
+
for (i = 0; i < n; i++) {
write_test_table(&buf[i], refs[i], sizes[i]);
block_source_from_strbuf(&(*source)[i], &buf[i]);
@@ -266,10 +268,12 @@ merged_table_from_log_records(struct reftable_log_record **logs,
int i = 0;
struct reftable_merged_table *mt = NULL;
int err;
- struct reftable_table *tabs =
- reftable_calloc(n * sizeof(struct reftable_table));
- *readers = reftable_calloc(n * sizeof(struct reftable_reader *));
- *source = reftable_calloc(n * sizeof(**source));
+ struct reftable_table *tabs;
+
+ REFTABLE_CALLOC_ARRAY(tabs, n);
+ REFTABLE_CALLOC_ARRAY(*readers, n);
+ REFTABLE_CALLOC_ARRAY(*source, n);
+
for (i = 0; i < n; i++) {
write_test_log_table(&buf[i], logs[i], sizes[i], i + 1);
block_source_from_strbuf(&(*source)[i], &buf[i]);
@@ -412,7 +416,7 @@ static void test_default_write_opts(void)
};
int err;
struct reftable_block_source source = { NULL };
- struct reftable_table *tab = reftable_calloc(sizeof(*tab) * 1);
+ struct reftable_table *tab = reftable_calloc(1, sizeof(*tab));
uint32_t hash_id;
struct reftable_reader *rd = NULL;
struct reftable_merged_table *merged = NULL;