1 files changed, 99 insertions, 0 deletions
diff --git a/src/hw/sdr.h b/src/hw/sdr.h
new file mode 100644
index 0000000..ce4ef70
--- /dev/null
+++ b/src/hw/sdr.h
@@ -0,0 +1,99 @@
+#ifndef __RADIOLA_HW_SDR_H
+#define __RADIOLA_HW_SDR_H
+
+#include <string.h>
+
+#include "hw.h"
+
+
+//list of supported devices RTLSDR is rtlsdr tunners,
+//AUDIO is just used audio cards
+//NET get or send some info to server/client
+//PTT usb connected with audio link radios, trought PTT things
+typedef enum
+{
+	DEVICE_NONE=0,
+	DEVICE_RTLSDR,
+	DEVICE_AUDIO,
+	DEVICE_NET,
+	DEVICE_PTT
+} sdr_device;
+
+
+typedef struct dongle_t
+{
+	rtlsdr_dev_t *dev;
+	int dev_index;
+	uint32_t freq;
+	uint32_t rate;
+	int gain;
+} dongle_t;
+
+#define DONGLE_SAMPLE_RATE 2048000
+#define DONGLE_CENTER_FREQ 100000000
+#define DONGLE_GAIN        1
+
+//dongle pointer to dongle_t
+#define DEF_DONGLE_VALUES(DONGLE)\
+{\
+(DONGLE)->freq=DONGLE_CENTER_FREQ;\
+(DONGLE)->rate=DONGLE_SAMPLE_RATE;\
+(DONGLE)->gain=DONGLE_GAIN;\
+}
+
+
+typedef struct audio_t
+{
+} audio_t;
+
+
+typedef struct sdr_t 
+{
+	dongle_t   *dongle; //list of rtlsdr devices
+	uint32_t   d_used;  //not yes used
+	audio_t    *audio;  //audio devices used
+	uint32_t   a_used;  //not yet used
+} sdr_t;
+
+//init structure 
+
+sdr_t* sdr_init(); 
+//index of device in oter list
+//return inner device list
+int sdr_open_device( sdr_t *sdr, int dev_index );
+//associate audio device that going to be used
+//int sdr_open_audio( sdr_t *sdr, int dev_index );//?should be just device from list or device name?
+
+
+//get device structure from sdr manager
+dongle_t* sdr_get_device_id( sdr_t *sdr, int dev_index);
+
+//get index in list of devices of structure from outer device index
+//? do we need?
+//int sdr_get_dongle_idx( sdr_t *sdr, int idx );
+//close device by internal list index
+int sdr_close_device( sdr_t *sdr, int idx );
+
+//close sdr
+//if there is opened audios then close
+//if there is opened devices then close
+int sdr_close( sdr_t *sdr );
+
+//stop any action that associated with dongle
+int dongle_stop( dongle_t *dongle );
+//int dongle_open( sdr_t *);
+//set dongle frequency
+int dongle_set_freq( dongle_t *dongle, uint32_t freq);
+//set gain
+int dongle_set_gain( dongle_t *dongle, int gain);
+int dongle_set_agc( dongle_t *dongle, int mode);
+//set dongle sample rate
+int dongle_set_sample_rate( dongle_t *dongle, uint32_t rate );
+
+uint32_t dongle_get_freq( dongle_t *dongle );
+int      dongle_get_gain( dongle_t *dongle );
+uint32_t dongle_get_sample_rate( dongle_t *dongle );
+int      dongle_read_samples( dongle_t *dongle, uint8_t *buf, int len );
+//int dongle_close();
+
+#endif
+\ No newline at end of file