Use native packer to transfer globals into async env(s)

[minetest.git] / src / serialization.h

diff --git a/src/serialization.h b/src/serialization.h
index f399983c49a09cb5b901ac439040453d9deca99f..e83a8c17953f3576be5c5bf32e09df82043907b0 100644 (file)
--- a/src/serialization.h
+++ b/src/serialization.h
@@ -63,13 +63,14 @@ with this program; if not, write to the Free Software Foundation, Inc.,
        26: Never written; read the same as 25
        27: Added light spreading flags to blocks
        28: Added "private" flag to NodeMetadata
+       29: Switched compression to zstd, a bit of reorganization
 */
 // This represents an uninitialized or invalid format
 #define SER_FMT_VER_INVALID 255
 // Highest supported serialization version
-#define SER_FMT_VER_HIGHEST_READ 28
+#define SER_FMT_VER_HIGHEST_READ 29
 // Saved on disk version
-#define SER_FMT_VER_HIGHEST_WRITE 28
+#define SER_FMT_VER_HIGHEST_WRITE 29
 // Lowest supported serialization version
 #define SER_FMT_VER_LOWEST_READ 0
 // Lowest serialization version for writing
@@ -89,7 +90,12 @@ void compressZlib(const u8 *data, size_t data_size, std::ostream &os, int level
 void compressZlib(const std::string &data, std::ostream &os, int level = -1);
 void decompressZlib(std::istream &is, std::ostream &os, size_t limit = 0);
 
+void compressZstd(const u8 *data, size_t data_size, std::ostream &os, int level = 0);
+void compressZstd(const std::string &data, std::ostream &os, int level = 0);
+void decompressZstd(std::istream &is, std::ostream &os);
+
 // These choose between zlib and a self-made one according to version
-void compress(const SharedBuffer<u8> &data, std::ostream &os, u8 version);
-//void compress(const std::string &data, std::ostream &os, u8 version);
+void compress(const SharedBuffer<u8> &data, std::ostream &os, u8 version, int level = -1);
+void compress(const std::string &data, std::ostream &os, u8 version, int level = -1);
+void compress(u8 *data, u32 size, std::ostream &os, u8 version, int level = -1);
 void decompress(std::istream &is, std::ostream &os, u8 version);