add autotools based build system

8 files changed, 21 insertions, 487 deletions

diff --git a/src/Makefile b/src/Makefile
deleted file mode 100644
index 09070df..0000000
--- a/src/Makefile
+++ /dev/null
@@ -1,10 +0,0 @@
-LDFLAGS=`pkg-config --libs libusb-1.0`
-CFLAGS=-Wall -g -O0 `pkg-config --cflags libusb-1.0`
-
-all: rtl-sdr
-
-rtl-sdr: main.o rtl-sdr.o tuner_e4000.o tuner_fc0013.c
-	$(CC) -o $@ $^ $(LDFLAGS)
-
-clean:
-	@rm -f rtl-sdr *.o
diff --git a/src/Makefile.am b/src/Makefile.am
new file mode 100644
index 0000000..4313876
--- /dev/null
+++ b/src/Makefile.am
@@ -0,0 +1,15 @@
+# This is _NOT_ the library release version, it's an API version.
+# Please read Chapter 6 "Library interface versions" of the libtool documentation before making any modification
+LIBVERSION=0:0:0
+
+INCLUDES = $(all_includes) -I$(top_srcdir)/include
+AM_CFLAGS = -fPIC -Wall
+
+lib_LTLIBRARIES = librtlsdr.la
+
+librtlsdr_la_SOURCES = rtl-sdr.c tuner_e4000.c tuner_fc0013.c
+librtlsdr_la_LDFALGS = -version-info $(LIBVERSION)
+
+bin_PROGRAMS         = rtl_sdr
+rtl_sdr_SOURCES      = main.c
+rtl_sdr_LDADD        = librtlsdr.la
diff --git a/src/i2c.h b/src/i2c.h
deleted file mode 100644
index 0877380..0000000
--- a/src/i2c.h
+++ /dev/null
@@ -1,9 +0,0 @@
-#ifndef __I2C_H
-#define __I2C_H
-
-typedef int rtlsdr_dev_t;
-
-int rtlsdr_i2c_write(rtlsdr_dev_t *dev, uint8_t i2c_addr, uint8_t *buffer, int len);
-int rtlsdr_i2c_read(rtlsdr_dev_t *dev, uint8_t i2c_addr, uint8_t *buffer, int len);
-
-#endif
diff --git a/src/main.c b/src/main.c
index 5329676..fac8a20 100644
--- a/src/main.c
+++ b/src/main.c
@@ -32,7 +32,7 @@ static int do_exit = 0;
 
 void usage(void)
 {
-	printf("rtl-sdr, an I/Q recorder for RTL2832 based USB-sticks\n\n"
+	printf("rtl-sdr, an I/Q recorder for RTL2832 based DVB-T receivers\n\n"
 		"Usage:\t -f frequency to tune to [Hz]\n"
 		"\t[-s samplerate (default: 2048000 Hz)]\n"
 		"\toutput filename\n");
@@ -48,7 +48,7 @@ int main(int argc, char **argv)
 {
 	struct sigaction sigact;
 	int r, opt;
-	char *filename;
+	char *filename = NULL;
 	uint32_t frequency = 0, samp_rate = 2048000;
 	uint8_t buffer[READLEN];
     uint32_t n_read;
diff --git a/src/rtl-sdr.c b/src/rtl-sdr.c
index cabaa58..d3bc060 100644
--- a/src/rtl-sdr.c
+++ b/src/rtl-sdr.c
@@ -399,7 +399,7 @@ uint32_t rtlsdr_get_device_count(void)
 {
     int i, j;
 	libusb_device **list;
-    uint32_t device_count;
+    uint32_t device_count = 0;
     struct libusb_device_descriptor dd;
 
 	ssize_t cnt = libusb_get_device_list(NULL, &list);
@@ -424,7 +424,7 @@ const char *rtlsdr_get_device_name(uint32_t index)
 	libusb_device **list;
 
 	ssize_t cnt = libusb_get_device_list(NULL, &list);
-	
+
 	if (index > cnt - 1)
 		return NULL;
 
@@ -451,7 +451,7 @@ rtlsdr_dev_t *rtlsdr_open(int index)
     memset(dev, 0, sizeof(rtlsdr_dev_t));
 
 	ssize_t cnt = libusb_get_device_list(NULL, &list);
-	
+
     for (i = 0; i < cnt; i++) {
         device = list[i];
 
@@ -483,7 +483,7 @@ rtlsdr_dev_t *rtlsdr_open(int index)
     }
 
     libusb_free_device_list(list, 0);
-	
+
     unsigned char buffer[256];
 
     libusb_get_string_descriptor_ascii(dev->devh, 0, buffer, sizeof(buffer) );
diff --git a/src/rtl-sdr.h b/src/rtl-sdr.h
deleted file mode 100644
index 0b22eb1..0000000
--- a/src/rtl-sdr.h
+++ /dev/null
@@ -1,73 +0,0 @@
-/*
- * rtl-sdr, a poor man's SDR using a Realtek RTL2832 based DVB-stick
- * Copyright (C) 2012 by Steve Markgraf <steve@steve-m.de>
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 2 of the License, or
- *(at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#ifndef __RTL_SDR_H
-#define __RTL_SDR_H
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-#include <stdint.h>
-
-typedef int rtlsdr_dev_t;
-
-/* must be called once before using any other library functions */
-int rtlsdr_init(void);
-
-/* must be called once at application shutdown */
-void rtlsdr_exit(void);
-
-uint32_t rtlsdr_get_device_count(void);
-
-const char *rtlsdr_get_device_name(uint32_t index);
-
-rtlsdr_dev_t *rtlsdr_open(uint32_t index);
-
-int rtlsdr_close(rtlsdr_dev_t *dev);
-
-/* configuration functions */
-
-int rtlsdr_set_center_freq(rtlsdr_dev_t *dev, uint32_t freq);
-
-int rtlsdr_get_center_freq(rtlsdr_dev_t *dev);
-
-int rtlsdr_set_freq_correction(rtlsdr_dev_t *dev, int32_t ppm);
-
-int32_t rtlsdr_get_freq_correction(rtlsdr_dev_t *dev);
-
-/* this will select the baseband filters according to the requested sample rate */
-int rtlsdr_set_sample_rate(rtlsdr_dev_t *dev, uint32_t rate);
-
-int rtlsdr_get_sample_rate(rtlsdr_dev_t *dev);
-
-/* streaming functions */
-
-int rtlsdr_reset_buffer(rtlsdr_dev_t *dev);
-
-int rtlsdr_read_sync(rtlsdr_dev_t *dev, void *buf, uint32_t len, uint32_t *n_read);
-
-typedef void(*rtlsdr_async_read_cb_t)(const char *buf, uint32_t len, void *ctx);
-
-int rtlsdr_async_loop(rtlsdr_dev_t *dev, rtlsdr_async_read_cb_t cb, void *ctx);
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* __RTL_SDR_H */
diff --git a/src/tuner_e4000.h b/src/tuner_e4000.h
deleted file mode 100644
index 4c78f3e..0000000
--- a/src/tuner_e4000.h
+++ /dev/null
@@ -1,234 +0,0 @@
-#ifndef __TUNER_E4000_H
-#define __TUNER_E4000_H
-
-/**
-
-@file
-
-@brief   E4000 tuner module declaration
-
-One can manipulate E4000 tuner through E4000 module.
-E4000 module is derived from tuner module.
-
-
-
-@par Example:
-@code
-
-// The example is the same as the tuner example in tuner_base.h except the listed lines.
-
-
-
-#include "tuner_e4000.h"
-
-
-...
-
-
-
-int main(void)
-{
-	TUNER_MODULE        *pTuner;
-	E4000_EXTRA_MODULE *pTunerExtra;
-
-	TUNER_MODULE          TunerModuleMemory;
-	BASE_INTERFACE_MODULE BaseInterfaceModuleMemory;
-//	I2C_BRIDGE_MODULE     I2cBridgeModuleMemory;
-
-	unsigned long BandwidthMode;
-
-
-	...
-
-
-
-	// Build E4000 tuner module.
-	BuildE4000Module(
-		&pTuner,
-		&TunerModuleMemory,
-		&BaseInterfaceModuleMemory,
-		&I2cBridgeModuleMemory,
-		0xac,								// I2C device address is 0xac in 8-bit format.
-		CRYSTAL_FREQ_16384000HZ,			// Crystal frequency is 16.384 MHz.
-		E4000_AGC_INTERNAL					// The E4000 AGC mode is internal AGC mode.
-		);
-
-
-
-
-
-	// Get E4000 tuner extra module.
-	pTunerExtra = (T2266_EXTRA_MODULE *)(pTuner->pExtra);
-
-
-
-
-
-	// ==== Initialize tuner and set its parameters =====
-
-	...
-
-	// Set E4000 bandwidth.
-	pTunerExtra->SetBandwidthMode(pTuner, E4000_BANDWIDTH_6MHZ);
-
-
-
-
-
-	// ==== Get tuner information =====
-
-	...
-
-	// Get E4000 bandwidth.
-	pTunerExtra->GetBandwidthMode(pTuner, &BandwidthMode);
-
-
-
-	// See the example for other tuner functions in tuner_base.h
-
-
-	return 0;
-}
-
-
-@endcode
-
-*/
-
-
-
-
-
-//#include "tuner_base.h"
-
-
-
-
-
-// The following context is implemented for E4000 source code.
-
-
-// Definition (implemeted for E4000)
-#define E4000_1_SUCCESS			1
-#define E4000_1_FAIL			0
-#define E4000_I2C_SUCCESS		1
-#define E4000_I2C_FAIL			0
-
-
-
-// Function (implemeted for E4000)
-int
-I2CReadByte(void *pTuner,
-    unsigned char NoUse,
-    unsigned char RegAddr,
-    unsigned char *pReadingByte
-    );
-
-int
-I2CWriteByte(
-    void *pTuner,
-	unsigned char NoUse,
-	unsigned char RegAddr,
-	unsigned char WritingByte
-	);
-
-int
-I2CWriteArray(void *pTuner,
-    unsigned char NoUse,
-    unsigned char RegStartAddr,
-    unsigned char ByteNum,
-    unsigned char *pWritingBytes
-    );
-
-
-
-// Functions (from E4000 source code)
-int tunerreset (void *pTuner);
-int Tunerclock(void *pTuner);
-int Qpeak(void *pTuner);
-int DCoffloop(void *pTuner);
-int GainControlinit(void *pTuner);
-
-int Gainmanual(void *pTuner);
-int E4000_gain_freq(void *pTuner, int frequency);
-int PLL(void *pTuner, int Ref_clk, int Freq);
-int LNAfilter(void *pTuner, int Freq);
-int IFfilter(void *pTuner, int bandwidth, int Ref_clk);
-int freqband(void *pTuner, int Freq);
-int DCoffLUT(void *pTuner);
-int GainControlauto(void *pTuner);
-
-int E4000_sensitivity(void *pTuner, int Freq, int bandwidth);
-int E4000_linearity(void *pTuner, int Freq, int bandwidth);
-int E4000_high_linearity(void *pTuner);
-int E4000_nominal(void *pTuner, int Freq, int bandwidth);
-
-
-// The following context is E4000 tuner API source code
-
-// Definitions
-
-// Bandwidth in Hz
-enum E4000_BANDWIDTH_HZ
-{
-	E4000_BANDWIDTH_6000000HZ = 6000000,
-	E4000_BANDWIDTH_7000000HZ = 7000000,
-	E4000_BANDWIDTH_8000000HZ = 8000000,
-};
-
-
-// Manipulaing functions
-void
-e4000_GetTunerType(
-    void *pTuner,
-	int *pTunerType
-	);
-
-void
-e4000_GetDeviceAddr(
-    void *pTuner,
-	unsigned char *pDeviceAddr
-	);
-
-int
-e4000_Initialize(
-    void *pTuner
-	);
-
-int
-e4000_SetRfFreqHz(
-    void *pTuner,
-	unsigned long RfFreqHz
-	);
-
-int
-e4000_GetRfFreqHz(
-    void *pTuner,
-	unsigned long *pRfFreqHz
-	);
-
-
-
-
-
-// Extra manipulaing functions
-int
-e4000_GetRegByte(
-    void *pTuner,
-	unsigned char RegAddr,
-	unsigned char *pReadingByte
-	);
-
-int
-e4000_SetBandwidthHz(
-    void *pTuner,
-	unsigned long BandwidthHz
-	);
-
-int
-e4000_GetBandwidthHz(
-    void *pTuner,
-	unsigned long *pBandwidthHz
-	);
-
-#endif
diff --git a/src/tuner_fc0013.h b/src/tuner_fc0013.h
deleted file mode 100644
index b405808..0000000
--- a/src/tuner_fc0013.h
+++ /dev/null
@@ -1,155 +0,0 @@
-#ifndef __TUNER_FC0013_H
-#define __TUNER_FC0013_H
-
-/**
-
-@file
-
-@brief   FC0013 tuner module declaration
-
-One can manipulate FC0013 tuner through FC0013 module.
-FC0013 module is derived from tuner module.
-
-
-// The following context is implemented for FC0013 source code.
-
-**/
-
-// Definitions
-enum FC0013_TRUE_FALSE_STATUS
-{
-	FC0013_FALSE,
-	FC0013_TRUE,
-};
-
-
-enum FC0013_I2C_STATUS
-{
-	FC0013_I2C_SUCCESS,
-	FC0013_I2C_ERROR,
-};
-
-
-enum FC0013_FUNCTION_STATUS
-{
-	FC0013_FUNCTION_SUCCESS,
-	FC0013_FUNCTION_ERROR,
-};
-
-
-
-// Functions
-int FC0013_Read(void *pTuner, unsigned char RegAddr, unsigned char *pByte);
-int FC0013_Write(void *pTuner, unsigned char RegAddr, unsigned char Byte);
-
-int
-fc0013_SetRegMaskBits(
-    void *pTuner,
-	unsigned char RegAddr,
-	unsigned char Msb,
-	unsigned char Lsb,
-	const unsigned char WritingValue
-	);
-
-int
-fc0013_GetRegMaskBits(
-    void *pTuner,
-	unsigned char RegAddr,
-	unsigned char Msb,
-	unsigned char Lsb,
-	unsigned char *pReadingValue
-	);
-
-int FC0013_Open(void *pTuner);
-int FC0013_SetFrequency(void *pTuner, unsigned long Frequency, unsigned short Bandwidth);
-
-// Set VHF Track depends on input frequency
-int FC0013_SetVhfTrack(void *pTuner, unsigned long Frequency);
-
-
-// The following context is FC0013 tuner API source code
-
-
-// Definitions
-
-// Bandwidth mode
-enum FC0013_BANDWIDTH_MODE
-{
-	FC0013_BANDWIDTH_6000000HZ = 6,
-	FC0013_BANDWIDTH_7000000HZ = 7,
-	FC0013_BANDWIDTH_8000000HZ = 8,
-};
-
-
-// Default for initialing
-#define FC0013_RF_FREQ_HZ_DEFAULT			50000000
-#define FC0013_BANDWIDTH_MODE_DEFAULT		FC0013_BANDWIDTH_8000000HZ
-
-
-// Tuner LNA
-enum FC0013_LNA_GAIN_VALUE
-{
-	FC0013_LNA_GAIN_LOW     = 0x00,	// -6.3dB
-	FC0013_LNA_GAIN_MIDDLE  = 0x08,	//  7.1dB
-	FC0013_LNA_GAIN_HIGH_17 = 0x11,	// 19.1dB
-	FC0013_LNA_GAIN_HIGH_19 = 0x10,	// 19.7dB
-};
-
-// Manipulaing functions
-void
-fc0013_GetTunerType(
-    void *pTuner,
-	int *pTunerType
-	);
-
-void
-fc0013_GetDeviceAddr(
-    void *pTuner,
-	unsigned char *pDeviceAddr
-	);
-
-int
-fc0013_Initialize(
-    void *pTuner
-	);
-
-int
-fc0013_SetRfFreqHz(
-    void *pTuner,
-	unsigned long RfFreqHz
-	);
-
-int
-fc0013_GetRfFreqHz(
-    void *pTuner,
-	unsigned long *pRfFreqHz
-	);
-
-// Extra manipulaing functions
-int
-fc0013_SetBandwidthMode(
-    void *pTuner,
-	int BandwidthMode
-	);
-
-int
-fc0013_GetBandwidthMode(
-    void *pTuner,
-	int *pBandwidthMode
-	);
-
-int
-fc0013_RcCalReset(
-    void *pTuner
-	);
-
-int
-fc0013_RcCalAdd(
-    void *pTuner,
-	int RcValue
-	);
-
-
-
-
-#endif