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mdbx: refine mdbx_cursor_count() API.

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This commit is contained in:
Leo Yuriev
2017-05-25 16:21:29 +03:00
parent 3a166e1970
commit 96de36baef
2 changed files with 5 additions and 3 deletions
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6
src/mdbx.c
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@@ -6725,7 +6725,7 @@ int mdbx_cursor_renew(MDBX_txn *txn, MDBX_cursor *mc) {
}
/* Return the count of duplicate data items for the current key */
int mdbx_cursor_count(MDBX_cursor *mc, uint64_t *countp) {
int mdbx_cursor_count(MDBX_cursor *mc, size_t *countp) {
if (unlikely(mc == NULL || countp == NULL))
return MDBX_EINVAL;
@@ -6755,7 +6755,9 @@ int mdbx_cursor_count(MDBX_cursor *mc, uint64_t *countp) {
if (F_ISSET(leaf->mn_flags, F_DUPDATA)) {
mdbx_cassert(mc, mc->mc_xcursor && (mc->mc_xcursor->mx_cursor.mc_flags &
C_INITIALIZED));
*countp = mc->mc_xcursor->mx_db.md_entries;
*countp = unlikely(mc->mc_xcursor->mx_db.md_entries > INT_MAX)
? INT_MAX
: mc->mc_xcursor->mx_db.md_entries;
}
}
return MDBX_SUCCESS;