intermediate changes

ref:cde9a383711a11544ce7e107a78147fb96cc4029

1 files changed, 32 insertions, 0 deletions

diff --git a/library/cpp/malloc/api/malloc.h b/library/cpp/malloc/api/malloc.h
new file mode 100644
index 0000000000..ebd545d6dd
--- /dev/null
+++ b/library/cpp/malloc/api/malloc.h
@@ -0,0 +1,32 @@
+#pragma once
+
+#include <string.h>
+#include <util/system/compiler.h>
+
+namespace NMalloc {
+    struct TMallocInfo {
+        TMallocInfo();
+
+        const char* Name;
+
+        bool (*SetParam)(const char* param, const char* value);
+        const char* (*GetParam)(const char* param);
+
+        bool (*CheckParam)(const char* param, bool defaultValue);
+    };
+
+    extern volatile bool IsAllocatorCorrupted;
+    void AbortFromCorruptedAllocator(const char* errorMessage = nullptr);
+
+    // this function should be implemented by malloc implementations
+    TMallocInfo MallocInfo();
+
+    struct TAllocHeader {
+        void* Block;
+        size_t AllocSize;
+        void Y_FORCE_INLINE Encode(void* block, size_t size, size_t signature) {
+            Block = block;
+            AllocSize = size | signature;
+        }
+    };
+}