1 files changed, 16 insertions, 0 deletions

diff --git a/core/io/compression.cpp b/core/io/compression.cpp
index 662411a62..9c3e0e8ec 100644
--- a/core/io/compression.cpp
+++ b/core/io/compression.cpp
@@ -33,9 +33,12 @@
 #include "zip_io.h"
 
 #include "thirdparty/misc/fastlz.h"
+#include "thirdparty/zstd/zstd.h"
 
 #include <zlib.h>
 
+#define ZSTD_DEFAULT_COMPRESSION 3
+
 int Compression::compress(uint8_t *p_dst, const uint8_t *p_src, int p_src_size, Mode p_mode) {
 
 	switch (p_mode) {
@@ -76,6 +79,11 @@ int Compression::compress(uint8_t *p_dst, const uint8_t *p_src, int p_src_size,
 			return aout;
 
 		} break;
+		case MODE_ZSTD: {
+
+			int max_dst_size = get_max_compressed_buffer_size(p_src_size, MODE_ZSTD);
+			return ZSTD_compress(p_dst, max_dst_size, p_src, p_src_size, ZSTD_DEFAULT_COMPRESSION);
+		} break;
 	}
 
 	ERR_FAIL_V(-1);
@@ -105,6 +113,10 @@ int Compression::get_max_compressed_buffer_size(int p_src_size, Mode p_mode) {
 			deflateEnd(&strm);
 			return aout;
 		} break;
+		case MODE_ZSTD: {
+
+			return ZSTD_compressBound(p_src_size);
+		} break;
 	}
 
 	ERR_FAIL_V(-1);
@@ -148,6 +160,10 @@ int Compression::decompress(uint8_t *p_dst, int p_dst_max_size, const uint8_t *p
 			ERR_FAIL_COND_V(err != Z_STREAM_END, -1);
 			return total;
 		} break;
+		case MODE_ZSTD: {
+
+			return ZSTD_decompress(p_dst, p_dst_max_size, p_src, p_src_size);
+		} break;
 	}
 
 	ERR_FAIL_V(-1);