Signed-off-by: myperworld <myperworld@126.com>

v1.1/Shibo-main-TOMMY/lib/FastLED/src/fl/io.h

@@ -0,0 +1,61 @@
+#pragma once
+
+#define FL_IO_H_INCLUDED
+
+#ifdef FASTLED_TESTING
+#include "fl/function.h"
+#endif
+
+namespace fl {
+
+// Low-level print functions that avoid printf/sprintf dependencies
+// These use the most efficient output method for each platform
+
+// Print a string without newline
+void print(const char* str);
+
+// Print a string with newline  
+#ifndef FL_DBG_PRINTLN_DECLARED
+void println(const char* str);
+#else
+// Declaration already exists from fl/dbg.h
+#endif
+
+// Low-level input functions that provide Serial-style read functionality
+// These use the most efficient input method for each platform
+
+// Returns the number of bytes available to read from input stream
+// Returns 0 if no data is available
+int available();
+
+// Reads the next byte from input stream
+// Returns the byte value (0-255) if data is available
+// Returns -1 if no data is available
+int read();
+
+#ifdef FASTLED_TESTING
+
+// Testing function handler types
+using print_handler_t = fl::function<void(const char*)>;
+using println_handler_t = fl::function<void(const char*)>;
+using available_handler_t = fl::function<int()>;
+using read_handler_t = fl::function<int()>;
+
+// Inject function handlers for testing
+void inject_print_handler(const print_handler_t& handler);
+void inject_println_handler(const println_handler_t& handler);
+void inject_available_handler(const available_handler_t& handler);
+void inject_read_handler(const read_handler_t& handler);
+
+// Clear all injected handlers (restores default behavior)
+void clear_io_handlers();
+
+// Clear individual handlers
+void clear_print_handler();
+void clear_println_handler();
+void clear_available_handler();
+void clear_read_handler();
+
+#endif // FASTLED_TESTING
+
+} // namespace fl