tr1/savegame_bson: append game version

This adds the current TRX version to the BSON payload.

src/tr1/game/savegame.h

@@ -14,7 +14,7 @@
 // creatures, triggers etc., and is what actually sets Lara's health, creatures
 // status, triggers, inventory etc.
 
-#define SAVEGAME_CURRENT_VERSION 7
+#define SAVEGAME_CURRENT_VERSION 8
 
 typedef enum {
     VERSION_LEGACY = -1,
@@ -31,6 +31,8 @@ typedef enum {
     // access to essential data, such as the level counter and the level title,
     // without the need to parse the entire BSON document.
     // Added TR2+ stats ammo hits/used, health packs used, distance travelled.
+    VERSION_8 = 8,
+    // Added the current TR1X version string.
 } SAVEGAME_VERSION;
 
 void Savegame_Init(void);

src/tr1/game/savegame/savegame_bson.c

@@ -23,6 +23,7 @@
 #include <libtrx/log.h>
 #include <libtrx/memory.h>
 #include <libtrx/utils.h>
+#include <libtrx/version.h>
 
 #include <inttypes.h>
 #include <stdio.h>
@@ -1031,6 +1032,7 @@ static JSON_ARRAY *M_DumpResumeInfo(void)
 static JSON_OBJECT *M_DumpMisc(void)
 {
     JSON_OBJECT *misc_obj = JSON_ObjectNew();
+    JSON_ObjectAppendString(misc_obj, "game_version", g_TRXVersion);
     JSON_ObjectAppendInt(misc_obj, "bonus_flag", Game_GetBonusFlag());
 
     const GF_LEVEL *const level = Game_GetCurrentLevel();

src/tr2/game/savegame/savegame_bson.c

@@ -171,7 +171,6 @@ static void M_SaveRaw(MYFILE *const fp, const JSON_VALUE *const root)
     File_WriteData(fp, &header, sizeof(header));
     File_WriteData(fp, level->title, strlen(level->title));
     File_WriteData(fp, compressed, compressed_size);
-    File_WriteData(fp, g_TRXVersion, strlen(g_TRXVersion));
 
     Memory_FreePointer(&uncompressed);
     Memory_FreePointer(&compressed);
@@ -279,6 +278,7 @@ static JSON_VALUE *M_ParseFromBuffer(
 static JSON_OBJECT *M_DumpMisc(void)
 {
     JSON_OBJECT *const misc_obj = JSON_ObjectNew();
+    JSON_ObjectAppendString(misc_obj, "game_version", g_TRXVersion);
     JSON_ObjectAppendInt(misc_obj, "bonus_flag", Game_GetBonusFlag());
     JSON_ObjectAppendBool(misc_obj, "are_monks_angry", g_IsMonkAngry);
     return misc_obj;