ringbuffer, helper, HAL_Driver (LL)

Core/Inc/helper.h

@@ -0,0 +1,15 @@
+/*
+ * helper.h
+ *
+ *  Created on: Jul 14, 2022
+ *      Author: tom
+ */
+
+#ifndef INC_HELPER_H_
+#define INC_HELPER_H_
+
+char *ltrim(char *s);
+char *rtrim(char *s);
+char *trim(char *s);
+
+#endif /* INC_HELPER_H_ */

Core/Inc/ringbuf.h

@@ -0,0 +1,63 @@
+/*
+ * ringbuf.h
+ *
+ *  Created on: Jul 12, 2022
+ *      Author: tom
+ */
+
+#ifndef _INC_RINGBUF_H_
+#define _INC_RINGBUF_H_
+
+#define RING_STATISTICS_ENABLED 1
+
+#define RINGBUF_MAX_READ_LEN 20
+
+typedef enum {
+	RINGBUF_PARAM_NONE =	0x00,
+	RINGBUF_ALLOWOVERWRITE=	0x01,
+} ringbuf_param_t;
+
+#if !defined _SYS_ERRNO_H_ && !defined __ERRNO_H__ && !defined _STM32_SI5351_H_
+typedef enum {
+	EPERM	=  1,	/*!< Operation not permitted	*/
+	EIO		=  5,	/*!< I/O error	*/
+	ENOMEM	= 12,	/*!< Out of memory		*/
+	EFAULT	= 14,	/*!< Bad address		*/
+	EBUSY 	= 16,	/*!< Device or resource busy	*/
+	ENODEV	= 19,	/*!< No such device		*/
+	EINVAL	= 22,	/*!< Invalid argument	*/
+	EADDRINUSE = 98,/*!< Address already in use	*/
+	ETIMEDOUT = 116,/*!< Connection timed out	*/
+} ringbuf_errno_t;
+#endif
+//extern ringbuf;
+#define hring struct ringbuf *
+//receive callback typedef definition
+typedef void (*ringbuf_rcv_cb_t)(uint16_t delimiterfound, void* cb_data);
+
+#if !defined min
+#define min(a,b) ((a < b)? a : b)
+#endif
+
+hring ringbuf_create(size_t size, ringbuf_param_t param);
+void ringbuf_destroy(hring);
+int ringbuf_push(hring, const uint8_t *data, size_t size);
+int ringbuf_pull(hring, uint8_t *data, size_t maxsize);
+int ringbuf_clear(hring);
+int ringbuf_free(hring);
+int ringbuf_read(hring, char *str);
+int ringbuf_write(hring, char *str);
+int ringbuf_callback_register(hring, ringbuf_rcv_cb_t cb_func, void *cb_data);
+int ringbuf_set_max_read_len(hring, int max_read_len);
+int ringbuf_get_max_read_len(hring);
+int ringbuf_is_empty(hring);
+int ringbuf_dump(hring);
+
+#if RING_STATISTICS_ENABLED
+int ringbuf_statistics(hring);
+int ringbuf_stat_writes(hring);
+int ringbuf_stat_reads(hring);
+int ringbuf_stat_overflow(hring);
+#endif
+
+#endif /* _INC_RINGBUF_H_ */

Core/Inc/ringbuf_test.h

@@ -0,0 +1,15 @@
+/*
+ * ringbuf_test.h
+ *
+ *  Created on: Jul 14, 2022
+ *      Author: tom
+ */
+
+#ifndef INC_RINGBUF_TEST_H_
+#define INC_RINGBUF_TEST_H_
+
+void ringbuf_test(void);
+
+
+
+#endif /* INC_RINGBUF_TEST_H_ */