X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/cb779e3d7d32d7c43e0a45bb526de0a04135b0c7..ec537fd84d6ad3fd0dfa1b55efa2c2d554c1db48:/Projects/USBtoSerial/Lib/LightweightRingBuff.h diff --git a/Projects/USBtoSerial/Lib/LightweightRingBuff.h b/Projects/USBtoSerial/Lib/LightweightRingBuff.h index 0205fe467..cddf97f6a 100644 --- a/Projects/USBtoSerial/Lib/LightweightRingBuff.h +++ b/Projects/USBtoSerial/Lib/LightweightRingBuff.h @@ -51,7 +51,7 @@ /* Defines: */ /** Size of each ring buffer, in data elements - must be between 1 and 255. */ - #define BUFFER_SIZE 255 + #define BUFFER_SIZE 128 /** Type of data to store into the buffer. */ #define RingBuff_Data_t uint8_t @@ -196,5 +196,16 @@ return Data; } + /** Returns the next element stored in the ring buffer, without removing it. + * + * \param[in,out] Buffer Pointer to a ring buffer structure to retrieve from + * + * \return Next data element stored in the buffer + */ + static inline RingBuff_Data_t RingBuffer_Peek(RingBuff_t* const Buffer) + { + return *Buffer->Out; + } + #endif