X-Git-Url: https://defiant.homedns.org/gitweb/?p=ros_wild_thumper.git;a=blobdiff_plain;f=avr%2Fnano%2Fringbuffer.h;fp=avr%2Fnano%2Fringbuffer.h;h=ed8b0222af7143f4b23bb66a267aa2f391b2d4e7;hp=0000000000000000000000000000000000000000;hb=4053424236542640b1cb23624877725d5ae8e50f;hpb=34bae39fabd9b44e1d169087e8d18d542f4f1525

diff --git a/avr/nano/ringbuffer.h b/avr/nano/ringbuffer.h
new file mode 100644
index 0000000..ed8b022
--- /dev/null
+++ b/avr/nano/ringbuffer.h
@@ -0,0 +1,34 @@
+#ifndef RINGBUFFER_H
+#define RINGBUFFER_H
+
+#define RINGBUFFER_LEN 100
+#define RINGBUFFER_MAX_NUM 1
+
+typedef struct ringbuffer {
+	char read[RINGBUFFER_LEN];
+	char *in_read_ptr;
+	char *out_read_ptr;
+	char write[RINGBUFFER_LEN];
+	char *in_write_ptr;
+	char *out_write_ptr;
+	FILE *dev;
+	FILE *dev_in_as_out;
+	uint8_t newlines;
+	char block_read;
+} ringbuffer_t;
+
+ringbuffer_t *ringbuffers[RINGBUFFER_MAX_NUM];
+uint8_t num_ringbuffers;
+
+void ringbuffer_setup(FILE *stream, ringbuffer_t *buffer);
+void ringbuffer_setup_in_as_out(FILE *stream, ringbuffer_t *buffer);
+void init_ringbuffers(void);
+void stream_setup(FILE *uart_stream);
+void stream_setup_out_only(FILE *stream);
+void stream_setup_in_as_out(FILE *stream, int ringbuffer_putchar_sound(char, FILE*));
+uint8_t ringbuffer_busy(void);
+void ringbuffer_set_read_noblock(FILE *stream);
+void ringbuffer_set_read_block(FILE *stream, char c);
+
+#endif
+