added saving to memory buffer and SaveFileData for binary files (#5476)

src/rcore.c

@@ -3230,15 +3230,25 @@ bool ExportAutomationEventList(AutomationEventList list, const char *fileName)
 
 #if defined(SUPPORT_AUTOMATION_EVENTS)
     // Export events as binary file
-    // TODO: Save to memory buffer and SaveFileData()
-    /*
-    unsigned char fileId[4] = "rAE ";
-    FILE *raeFile = fopen(fileName, "wb");
-    fwrite(fileId, sizeof(unsigned char), 4, raeFile);
-    fwrite(&eventCount, sizeof(int), 1, raeFile);
-    fwrite(events, sizeof(AutomationEvent), eventCount, raeFile);
-    fclose(raeFile);
-    */
+    
+    // Binary buffer size = header (file id + count) + events data
+    int binarySize = 4 + sizeof(int) + sizeof(AutomationEvent)*list.count;
+    unsigned char *binBuffer = (unsigned char* )RL_MALLOC(binarySize);
+    if(!binBuffer) return false;
+
+    int offset = 0;
+    memcpy(binBuffer + offset, "rAE ", 4); offset += 4;
+    memcpy(binBuffer + offset, &list.count, sizeof(int)); offset += sizeof(int);
+    
+    if(list.count > 0)
+    {
+        memcpy(binBuffer + offset, list.events,sizeof(AutomationEvent)*list.count);
+        offset += sizeof(AutomationEvent)*list.count;
+    }
+
+    success = SaveFileData(TextFormat("%s.rae",fileName), binBuffer, binarySize);
+
+    RL_FREE(binBuffer);
 
     // Export events as text
     // NOTE: Save to memory buffer and SaveFileText()