platform: serial: add bytesAvailable() function

This commit is contained in:
Jacob Dahl
2025-11-10 00:55:16 -05:00
committed by Daniel Agar
parent 42dccca8fc
commit 399512571b
8 changed files with 40 additions and 0 deletions
@@ -61,6 +61,7 @@ public:
bool close();
ssize_t bytesAvailable();
ssize_t read(uint8_t *buffer, size_t buffer_size);
ssize_t readAtLeast(uint8_t *buffer, size_t buffer_size, size_t character_count = 1, uint32_t timeout_ms = 0);