1 files changed, 37 insertions, 0 deletions
diff --git a/src/mempool_args.cpp b/src/mempool_args.cpp
new file mode 100644
index 0000000000..e26cbe0275
--- /dev/null
+++ b/src/mempool_args.cpp
@@ -0,0 +1,37 @@
+// Copyright (c) 2022 The Bitcoin Core developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#include <mempool_args.h>
+
+#include <kernel/mempool_limits.h>
+#include <kernel/mempool_options.h>
+
+#include <util/system.h>
+
+using kernel::MemPoolLimits;
+using kernel::MemPoolOptions;
+
+namespace {
+void ApplyArgsManOptions(const ArgsManager& argsman, MemPoolLimits& mempool_limits)
+{
+    mempool_limits.ancestor_count = argsman.GetIntArg("-limitancestorcount", mempool_limits.ancestor_count);
+
+    if (auto vkb = argsman.GetIntArg("-limitancestorsize")) mempool_limits.ancestor_size_vbytes = *vkb * 1'000;
+
+    mempool_limits.descendant_count = argsman.GetIntArg("-limitdescendantcount", mempool_limits.descendant_count);
+
+    if (auto vkb = argsman.GetIntArg("-limitdescendantsize")) mempool_limits.descendant_size_vbytes = *vkb * 1'000;
+}
+}
+
+void ApplyArgsManOptions(const ArgsManager& argsman, MemPoolOptions& mempool_opts)
+{
+    mempool_opts.check_ratio = argsman.GetIntArg("-checkmempool", mempool_opts.check_ratio);
+
+    if (auto mb = argsman.GetIntArg("-maxmempool")) mempool_opts.max_size_bytes = *mb * 1'000'000;
+
+    if (auto hours = argsman.GetIntArg("-mempoolexpiry")) mempool_opts.expiry = std::chrono::hours{*hours};
+
+    ApplyArgsManOptions(argsman, mempool_opts.limits);
+}