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Example cleanup/warning fix for better compatibility with GNU g++.

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Adding hackrf_compute_baseband_filter_bw_round_down_lt() & hackrf_compute_baseband_filter_bw() in libhackrf.
Adding DLL export for _WIN32 (cdecl ..).
This commit is contained in:
TitanMKD
2013-04-01 18:35:32 +02:00
parent d62f4ede8b
commit 281c8701f8
7 changed files with 229 additions and 158 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
host/libhackrf/examples/hackrf_max2837.c
View File

@ -82,9 +82,10 @@ int dump_register(hackrf_device* device, const uint16_t register_number) {
}
int dump_registers(hackrf_device* device) {
uint16_t register_number;
int result = HACKRF_SUCCESS;
for(uint16_t register_number=0; register_number<32; register_number++) {
for(register_number=0; register_number<32; register_number++) {
result = dump_register(device, register_number);
if( result != HACKRF_SUCCESS ) {
break;

3
host/libhackrf/examples/hackrf_rffc5071.c
View File

@ -83,9 +83,10 @@ int dump_register(hackrf_device* device, const uint16_t register_number) {
}
int dump_registers(hackrf_device* device) {
uint16_t register_number;
int result = HACKRF_SUCCESS;
for(uint16_t register_number=0; register_number<31; register_number++) {
for(register_number=0; register_number<31; register_number++) {
result = dump_register(device, register_number);
if( result != HACKRF_SUCCESS ) {
break;

17
host/libhackrf/examples/hackrf_si5351c.c
View File

@ -70,9 +70,10 @@ int dump_register(hackrf_device* device, const uint16_t register_number) {
}
int dump_registers(hackrf_device* device) {
uint16_t register_number;
int result = HACKRF_SUCCESS;
for(uint16_t register_number=0; register_number<256; register_number++) {
for(register_number=0; register_number<256; register_number++) {
result = dump_register(device, register_number);
if( result != HACKRF_SUCCESS ) {
break;
@ -102,9 +103,12 @@ int write_register(
#define REGISTER_INVALID 32767
int dump_multisynth_config(hackrf_device* device, const uint_fast8_t ms_number) {
uint_fast8_t i;
uint_fast8_t reg_base;
uint16_t parameters[8];
uint_fast8_t reg_base = 42 + (ms_number * 8);
for(uint_fast8_t i=0; i<8; i++) {
reg_base = 42 + (ms_number * 8);
for(i=0; i<8; i++) {
uint_fast8_t reg_number = reg_base + i;
int result = hackrf_si5351c_read(device, reg_number, &parameters[i]);
if( result != HACKRF_SUCCESS ) {
@ -141,8 +145,11 @@ int dump_multisynth_config(hackrf_device* device, const uint_fast8_t ms_number)
}
int dump_configuration(hackrf_device* device) {
for(uint_fast8_t ms_number=0; ms_number<8; ms_number++) {
int result = dump_multisynth_config(device, ms_number);
uint_fast8_t ms_number;
int result;
for(ms_number=0; ms_number<8; ms_number++) {
result = dump_multisynth_config(device, ms_number);
if( result != HACKRF_SUCCESS ) {
return result;
}

92
host/libhackrf/examples/hackrf_transfer.c
View File

@ -43,7 +43,9 @@
#include <sys/time.h>
#include <signal.h>
#define FREQ_ONE_MHZ (1000000)
#define FD_BUFFER_SIZE (8*1024)
#define FREQ_ONE_MHZ (1000000ull)
#define DEFAULT_FREQ_HZ (900000000ull) /* 900MHz */
#define FREQ_MIN_HZ (30000000ull) /* 30MHz */
@ -124,30 +126,6 @@ t_wav_file_hdr wave_file_hdr =
}
};
typedef struct {
uint32_t bandwidth_hz;
} max2837_ft_t;
static const max2837_ft_t max2837_ft[] = {
{ 1750000 },
{ 2500000 },
{ 3500000 },
{ 5000000 },
{ 5500000 },
{ 6000000 },
{ 7000000 },
{ 8000000 },
{ 9000000 },
{ 10000000 },
{ 12000000 },
{ 14000000 },
{ 15000000 },
{ 20000000 },
{ 24000000 },
{ 28000000 },
{ 0 },
};
typedef enum {
TRANSCEIVER_MODE_OFF = 0,
TRANSCEIVER_MODE_RX = 1,
@ -209,47 +187,6 @@ int parse_u32(char* s, uint32_t* const value) {
}
}
/* Return final bw round down and less than expected bw. */
uint32_t compute_baseband_filter_bw_round_down_lt(const uint32_t bandwidth_hz)
{
const max2837_ft_t* p = max2837_ft;
while( p->bandwidth_hz != 0 )
{
if( p->bandwidth_hz >= bandwidth_hz ) {
break;
}
p++;
}
/* Round down (if no equal to first entry) */
if(p != max2837_ft)
{
p--;
}
return p->bandwidth_hz;
}
/* Return final bw. */
uint32_t compute_baseband_filter_bw(const uint32_t bandwidth_hz)
{
const max2837_ft_t* p = max2837_ft;
while( p->bandwidth_hz != 0 )
{
if( p->bandwidth_hz >= bandwidth_hz ) {
break;
}
p++;
}
/* Round down (if no equal to first entry) and if > bandwidth_hz */
if(p != max2837_ft)
{
if(p->bandwidth_hz > bandwidth_hz)
p--;
}
return p->bandwidth_hz;
}
volatile bool do_exit = false;
FILE* fd = NULL;
@ -464,11 +401,11 @@ int main(int argc, char** argv) {
if( baseband_filter_bw )
{
/* Compute nearest freq for bw filter */
baseband_filter_bw_hz = compute_baseband_filter_bw(baseband_filter_bw_hz);
baseband_filter_bw_hz = hackrf_compute_baseband_filter_bw(baseband_filter_bw_hz);
}else
{
/* Compute default value depending on sample rate */
baseband_filter_bw_hz = compute_baseband_filter_bw_round_down_lt(sample_rate_hz);
baseband_filter_bw_hz = hackrf_compute_baseband_filter_bw_round_down_lt(sample_rate_hz);
}
if (baseband_filter_bw_hz > BASEBAND_FILTER_BW_MAX) {
@ -559,7 +496,14 @@ int main(int argc, char** argv) {
printf("Failed to open file: %s\n", path);
return EXIT_FAILURE;
}
/* Change fd buffer to have bigger one to store or read data on/to HDD */
result = setvbuf(fd , NULL , _IOFBF , FD_BUFFER_SIZE);
if( result != 0 ) {
printf("setvbuf() failed: %d\n", result);
usage();
return EXIT_FAILURE;
}
/* Write Wav header */
if( receive_wav )
{
@ -573,7 +517,7 @@ int main(int argc, char** argv) {
signal(SIGTERM, &sigint_callback_handler);
signal(SIGABRT, &sigint_callback_handler);
printf("call hackrf_sample_rate_set(%u Hz/%.02f MHz)\n", sample_rate_hz,((float)sample_rate_hz/(float)FREQ_ONE_MHZ));
printf("call hackrf_sample_rate_set(%u Hz/%.03f MHz)\n", sample_rate_hz,((float)sample_rate_hz/(float)FREQ_ONE_MHZ));
result = hackrf_sample_rate_set(device, sample_rate_hz);
if( result != HACKRF_SUCCESS ) {
printf("hackrf_sample_rate_set() failed: %s (%d)\n", hackrf_error_name(result), result);
@ -581,7 +525,7 @@ int main(int argc, char** argv) {
return EXIT_FAILURE;
}
printf("call hackrf_baseband_filter_bandwidth_set(%d Hz/%.02f MHz)\n",
printf("call hackrf_baseband_filter_bandwidth_set(%d Hz/%.03f MHz)\n",
baseband_filter_bw_hz, ((float)baseband_filter_bw_hz/(float)FREQ_ONE_MHZ));
result = hackrf_baseband_filter_bandwidth_set(device, baseband_filter_bw_hz);
if( result != HACKRF_SUCCESS ) {
@ -591,9 +535,9 @@ int main(int argc, char** argv) {
}
if( transceiver_mode == TRANSCEIVER_MODE_RX ) {
result = hackrf_start_rx(device, rx_callback);
result = hackrf_start_rx(device, rx_callback, NULL);
} else {
result = hackrf_start_tx(device, tx_callback);
result = hackrf_start_tx(device, tx_callback, NULL);
}
if( result != HACKRF_SUCCESS ) {
printf("hackrf_start_?x() failed: %s (%d)\n", hackrf_error_name(result), result);
@ -601,7 +545,7 @@ int main(int argc, char** argv) {
return EXIT_FAILURE;
}
printf("call hackrf_set_freq(%llu Hz/%llu MHz)\n", freq_hz, (freq_hz/FREQ_ONE_MHZ) );
printf("call hackrf_set_freq(%llu Hz/%.03f MHz)\n", freq_hz, ((float)freq_hz/(float)FREQ_ONE_MHZ) );
result = hackrf_set_freq(device, freq_hz);
if( result != HACKRF_SUCCESS ) {
printf("hackrf_set_freq() failed: %s (%d)\n", hackrf_error_name(result), result);

3
host/libhackrf/src/CMakeLists.txt
View File

@ -25,6 +25,9 @@
set(c_sources ${CMAKE_CURRENT_SOURCE_DIR}/hackrf.c CACHE INTERNAL "List of C sources")
set(c_headers ${CMAKE_CURRENT_SOURCE_DIR}/hackrf.h CACHE INTERNAL "List of C headers")
set_source_files_properties(hackrf.c PROPERTIES LANGUAGE CXX )
set_source_files_properties(hackrf.h PROPERTIES LANGUAGE CXX )
# Dynamic library
add_library(hackrf SHARED ${c_sources})
set_target_properties(hackrf PROPERTIES VERSION ${MAJOR_VERSION}.${MINOR_VERSION}.0 SOVERSION 0)

158
host/libhackrf/src/hackrf.c
View File

@ -65,6 +65,33 @@ struct hackrf_device {
uint32_t transfer_count;
uint32_t buffer_size;
bool streaming;
void* rx_ctx;
void* tx_ctx;
};
typedef struct {
uint32_t bandwidth_hz;
} max2837_ft_t;
static const max2837_ft_t max2837_ft[] = {
{ 1750000 },
{ 2500000 },
{ 3500000 },
{ 5000000 },
{ 5500000 },
{ 6000000 },
{ 7000000 },
{ 8000000 },
{ 9000000 },
{ 10000000 },
{ 12000000 },
{ 14000000 },
{ 15000000 },
{ 20000000 },
{ 24000000 },
{ 28000000 },
{ 0 },
};
volatile bool do_exit = false;
@ -91,7 +118,7 @@ static int free_transfers(hackrf_device* device) {
static int allocate_transfers(hackrf_device* const device) {
if( device->transfers == NULL ) {
device->transfers = calloc(device->transfer_count, sizeof(struct libusb_transfer));
device->transfers = (libusb_transfer**) calloc(device->transfer_count, sizeof(struct libusb_transfer));
if( device->transfers == NULL ) {
return HACKRF_ERROR_NO_MEM;
}
@ -158,7 +185,12 @@ static int cancel_transfers(hackrf_device* device) {
}
}
*/
int hackrf_init() {
#ifdef __cplusplus
extern "C"
{
#endif
int ADDCALL hackrf_init() {
const int libusb_error = libusb_init(&g_libusb_context);
if( libusb_error != 0 ) {
return HACKRF_ERROR_LIBUSB;
@ -167,7 +199,7 @@ int hackrf_init() {
}
}
int hackrf_exit() {
int ADDCALL hackrf_exit() {
if( g_libusb_context != NULL ) {
libusb_exit(g_libusb_context);
g_libusb_context = NULL;
@ -176,7 +208,7 @@ int hackrf_exit() {
return HACKRF_SUCCESS;
}
int hackrf_open(hackrf_device** device) {
int ADDCALL hackrf_open(hackrf_device** device) {
if( device == NULL ) {
return HACKRF_ERROR_INVALID_PARAM;
}
@ -204,7 +236,7 @@ int hackrf_open(hackrf_device** device) {
}
hackrf_device* lib_device = NULL;
lib_device = malloc(sizeof(*lib_device));
lib_device = (hackrf_device*)malloc(sizeof(*lib_device));
if( lib_device == NULL ) {
libusb_release_interface(usb_device, 0);
libusb_close(usb_device);
@ -220,8 +252,8 @@ int hackrf_open(hackrf_device** device) {
lib_device->transfer_count = 1024;
lib_device->buffer_size = 16384;
*/
lib_device->transfer_count = 4;
lib_device->buffer_size = 262144; /* 1048576; */
lib_device->transfer_count = 32;
lib_device->buffer_size = 16384; //262144; /* 1048576; */
lib_device->streaming = false;
do_exit = false;
@ -238,7 +270,7 @@ int hackrf_open(hackrf_device** device) {
return HACKRF_SUCCESS;
}
static int hackrf_set_transceiver_mode(hackrf_device* device, hackrf_transceiver_mode value) {
int ADDCALL hackrf_set_transceiver_mode(hackrf_device* device, hackrf_transceiver_mode value) {
int result = libusb_control_transfer(
device->usb_device,
LIBUSB_ENDPOINT_OUT | LIBUSB_REQUEST_TYPE_VENDOR | LIBUSB_RECIPIENT_DEVICE,
@ -257,7 +289,7 @@ static int hackrf_set_transceiver_mode(hackrf_device* device, hackrf_transceiver
}
}
int hackrf_max2837_read(hackrf_device* device, uint8_t register_number, uint16_t* value) {
int ADDCALL hackrf_max2837_read(hackrf_device* device, uint8_t register_number, uint16_t* value) {
if( register_number >= 32 ) {
return HACKRF_ERROR_INVALID_PARAM;
}
@ -280,7 +312,7 @@ int hackrf_max2837_read(hackrf_device* device, uint8_t register_number, uint16_t
}
}
int hackrf_max2837_write(hackrf_device* device, uint8_t register_number, uint16_t value) {
int ADDCALL hackrf_max2837_write(hackrf_device* device, uint8_t register_number, uint16_t value) {
if( register_number >= 32 ) {
return HACKRF_ERROR_INVALID_PARAM;
}
@ -306,7 +338,7 @@ int hackrf_max2837_write(hackrf_device* device, uint8_t register_number, uint16_
}
}
int hackrf_si5351c_read(hackrf_device* device, uint16_t register_number, uint16_t* value) {
int ADDCALL hackrf_si5351c_read(hackrf_device* device, uint16_t register_number, uint16_t* value) {
if( register_number >= 256 ) {
return HACKRF_ERROR_INVALID_PARAM;
}
@ -331,7 +363,7 @@ int hackrf_si5351c_read(hackrf_device* device, uint16_t register_number, uint16_
}
}
int hackrf_si5351c_write(hackrf_device* device, uint16_t register_number, uint16_t value) {
int ADDCALL hackrf_si5351c_write(hackrf_device* device, uint16_t register_number, uint16_t value) {
if( register_number >= 256 ) {
return HACKRF_ERROR_INVALID_PARAM;
}
@ -357,7 +389,7 @@ int hackrf_si5351c_write(hackrf_device* device, uint16_t register_number, uint16
}
}
int hackrf_sample_rate_set(hackrf_device* device, const uint32_t sampling_rate_hz) {
int ADDCALL hackrf_sample_rate_set(hackrf_device* device, const uint32_t sampling_rate_hz) {
int result = libusb_control_transfer(
device->usb_device,
LIBUSB_ENDPOINT_OUT | LIBUSB_REQUEST_TYPE_VENDOR | LIBUSB_RECIPIENT_DEVICE,
@ -376,7 +408,7 @@ int hackrf_sample_rate_set(hackrf_device* device, const uint32_t sampling_rate_h
}
}
int hackrf_baseband_filter_bandwidth_set(hackrf_device* device, const uint32_t bandwidth_hz) {
int ADDCALL hackrf_baseband_filter_bandwidth_set(hackrf_device* device, const uint32_t bandwidth_hz) {
int result = libusb_control_transfer(
device->usb_device,
LIBUSB_ENDPOINT_OUT | LIBUSB_REQUEST_TYPE_VENDOR | LIBUSB_RECIPIENT_DEVICE,
@ -396,7 +428,7 @@ int hackrf_baseband_filter_bandwidth_set(hackrf_device* device, const uint32_t b
}
int hackrf_rffc5071_read(hackrf_device* device, uint8_t register_number, uint16_t* value)
int ADDCALL hackrf_rffc5071_read(hackrf_device* device, uint8_t register_number, uint16_t* value)
{
if( register_number >= 31 ) {
return HACKRF_ERROR_INVALID_PARAM;
@ -420,7 +452,7 @@ int hackrf_rffc5071_read(hackrf_device* device, uint8_t register_number, uint16_
}
}
int hackrf_rffc5071_write(hackrf_device* device, uint8_t register_number, uint16_t value)
int ADDCALL hackrf_rffc5071_write(hackrf_device* device, uint8_t register_number, uint16_t value)
{
if( register_number >= 31 ) {
return HACKRF_ERROR_INVALID_PARAM;
@ -444,7 +476,7 @@ int hackrf_rffc5071_write(hackrf_device* device, uint8_t register_number, uint16
}
}
int hackrf_spiflash_erase(hackrf_device* device) {
int ADDCALL hackrf_spiflash_erase(hackrf_device* device) {
int result = libusb_control_transfer(
device->usb_device,
LIBUSB_ENDPOINT_OUT | LIBUSB_REQUEST_TYPE_VENDOR | LIBUSB_RECIPIENT_DEVICE,
@ -463,7 +495,7 @@ int hackrf_spiflash_erase(hackrf_device* device) {
}
}
int hackrf_spiflash_write(hackrf_device* device, const uint32_t address,
int ADDCALL hackrf_spiflash_write(hackrf_device* device, const uint32_t address,
const uint16_t length, unsigned char* const data)
{
if (address > 0x0FFFFF) {
@ -488,7 +520,7 @@ int hackrf_spiflash_write(hackrf_device* device, const uint32_t address,
}
}
int hackrf_spiflash_read(hackrf_device* device, const uint32_t address,
int ADDCALL hackrf_spiflash_read(hackrf_device* device, const uint32_t address,
const uint16_t length, unsigned char* data)
{
if (address > 0x0FFFFF) {
@ -513,7 +545,7 @@ int hackrf_spiflash_read(hackrf_device* device, const uint32_t address,
}
}
int hackrf_cpld_write(hackrf_device* device, const uint16_t length,
int ADDCALL hackrf_cpld_write(hackrf_device* device, const uint16_t length,
unsigned char* const data)
{
int result = libusb_control_transfer(
@ -534,7 +566,7 @@ int hackrf_cpld_write(hackrf_device* device, const uint16_t length,
}
}
int hackrf_board_id_read(hackrf_device* device, uint8_t* value) {
int ADDCALL hackrf_board_id_read(hackrf_device* device, uint8_t* value) {
int result = libusb_control_transfer(
device->usb_device,
LIBUSB_ENDPOINT_IN | LIBUSB_REQUEST_TYPE_VENDOR | LIBUSB_RECIPIENT_DEVICE,
@ -553,7 +585,7 @@ int hackrf_board_id_read(hackrf_device* device, uint8_t* value) {
}
}
int hackrf_version_string_read(hackrf_device* device, char* version,
int ADDCALL hackrf_version_string_read(hackrf_device* device, char* version,
uint8_t length)
{
int result = libusb_control_transfer(
@ -582,7 +614,7 @@ typedef struct {
} set_freq_params_t;
#define FREQ_ONE_MHZ (1000*1000ull)
int hackrf_set_freq(hackrf_device* device, const uint64_t freq_hz)
int ADDCALL hackrf_set_freq(hackrf_device* device, const uint64_t freq_hz)
{
uint32_t l_freq_mhz;
uint32_t l_freq_hz;
@ -614,7 +646,7 @@ int hackrf_set_freq(hackrf_device* device, const uint64_t freq_hz)
}
}
int hackrf_set_amp_enable(hackrf_device* device, const uint8_t value)
int ADDCALL hackrf_set_amp_enable(hackrf_device* device, const uint8_t value)
{
int result = libusb_control_transfer(
device->usb_device,
@ -634,7 +666,7 @@ int hackrf_set_amp_enable(hackrf_device* device, const uint8_t value)
}
}
int hackrf_board_partid_serialno_read(hackrf_device* device, read_partid_serialno_t* read_partid_serialno)
int ADDCALL hackrf_board_partid_serialno_read(hackrf_device* device, read_partid_serialno_t* read_partid_serialno)
{
uint8_t length;
@ -660,7 +692,7 @@ int hackrf_board_partid_serialno_read(hackrf_device* device, read_partid_serialn
static void* transfer_threadproc(void* arg) {
hackrf_device* device = (hackrf_device*)arg;
struct timeval timeout = { 0, 500000 };
struct timeval timeout = { 1, 000000 };
while( (device->streaming) && (do_exit == false) )
{
@ -678,10 +710,12 @@ static void hackrf_libusb_transfer_callback(struct libusb_transfer* usb_transfer
if( usb_transfer->status == LIBUSB_TRANSFER_COMPLETED ) {
hackrf_transfer transfer = {
.device = device,
.buffer = usb_transfer->buffer,
.buffer_length = usb_transfer->length,
.valid_length = usb_transfer->actual_length,
transfer.device = device,
transfer.buffer = usb_transfer->buffer,
transfer.buffer_length = usb_transfer->length,
transfer.valid_length = usb_transfer->actual_length,
transfer.rx_ctx = device->rx_ctx,
transfer.tx_ctx = device->tx_ctx
};
if( device->callback(&transfer) == 0 ) {
@ -739,20 +773,21 @@ static int create_transfer_thread(
return HACKRF_SUCCESS;
}
bool hackrf_is_streaming(hackrf_device* device) {
bool ADDCALL hackrf_is_streaming(hackrf_device* device) {
return device->streaming;
}
int hackrf_start_rx(hackrf_device* device, hackrf_sample_block_cb_fn callback) {
int ADDCALL hackrf_start_rx(hackrf_device* device, hackrf_sample_block_cb_fn callback, void* rx_ctx) {
const uint8_t endpoint_address = LIBUSB_ENDPOINT_IN | 1;
int result = hackrf_set_transceiver_mode(device, HACKRF_TRANSCEIVER_MODE_RECEIVE);
if( result == HACKRF_SUCCESS ) {
device->rx_ctx = rx_ctx;
create_transfer_thread(device, endpoint_address, callback);
}
return result;
}
int hackrf_stop_rx(hackrf_device* device) {
int ADDCALL hackrf_stop_rx(hackrf_device* device) {
int result1, result2;
result1 = kill_transfer_thread(device);
result2 = hackrf_set_transceiver_mode(device, HACKRF_TRANSCEIVER_MODE_OFF);
@ -761,16 +796,17 @@ int hackrf_stop_rx(hackrf_device* device) {
return result1;
}
int hackrf_start_tx(hackrf_device* device, hackrf_sample_block_cb_fn callback) {
int ADDCALL hackrf_start_tx(hackrf_device* device, hackrf_sample_block_cb_fn callback, void* tx_ctx) {
const uint8_t endpoint_address = LIBUSB_ENDPOINT_OUT | 2;
int result = hackrf_set_transceiver_mode(device, HACKRF_TRANSCEIVER_MODE_TRANSMIT);
if( result == HACKRF_SUCCESS ) {
device->tx_ctx = tx_ctx;
result = create_transfer_thread(device, endpoint_address, callback);
}
return result;
}
int hackrf_stop_tx(hackrf_device* device) {
int ADDCALL hackrf_stop_tx(hackrf_device* device) {
int result1, result2;
result1 = kill_transfer_thread(device);
result2 = hackrf_set_transceiver_mode(device, HACKRF_TRANSCEIVER_MODE_OFF);
@ -779,7 +815,7 @@ int hackrf_stop_tx(hackrf_device* device) {
return result1;
}
int hackrf_close(hackrf_device* device) {
int ADDCALL hackrf_close(hackrf_device* device) {
if( device != NULL ) {
int result = hackrf_stop_rx(device);
if( result ) {
@ -810,7 +846,7 @@ int hackrf_close(hackrf_device* device) {
return HACKRF_SUCCESS;
}
const char* hackrf_error_name(enum hackrf_error errcode) {
const char* ADDCALL hackrf_error_name(enum hackrf_error errcode) {
switch(errcode) {
case HACKRF_SUCCESS:
return "HACKRF_SUCCESS";
@ -841,7 +877,7 @@ const char* hackrf_error_name(enum hackrf_error errcode) {
}
}
const char* hackrf_board_id_name(enum hackrf_board_id board_id) {
const char* ADDCALL hackrf_board_id_name(enum hackrf_board_id board_id) {
switch(board_id) {
case BOARD_ID_JELLYBEAN:
return "Jellybean";
@ -856,3 +892,49 @@ const char* hackrf_board_id_name(enum hackrf_board_id board_id) {
return "Unknown Board ID";
}
}
/* Return final bw round down and less than expected bw. */
uint32_t ADDCALL hackrf_compute_baseband_filter_bw_round_down_lt(const uint32_t bandwidth_hz)
{
const max2837_ft_t* p = max2837_ft;
while( p->bandwidth_hz != 0 )
{
if( p->bandwidth_hz >= bandwidth_hz ) {
break;
}
p++;
}
/* Round down (if no equal to first entry) */
if(p != max2837_ft)
{
p--;
}
return p->bandwidth_hz;
}
/* Return final bw. */
uint32_t ADDCALL hackrf_compute_baseband_filter_bw(const uint32_t bandwidth_hz)
{
const max2837_ft_t* p = max2837_ft;
while( p->bandwidth_hz != 0 )
{
if( p->bandwidth_hz >= bandwidth_hz ) {
break;
}
p++;
}
/* Round down (if no equal to first entry) and if > bandwidth_hz */
if(p != max2837_ft)
{
if(p->bandwidth_hz > bandwidth_hz)
p--;
}
return p->bandwidth_hz;
}
#ifdef __cplusplus
} // __cplusplus defined.
#endif

111
host/libhackrf/src/hackrf.h
View File

@ -26,6 +26,27 @@
#include <stdint.h>
#include <stdbool.h>
#ifdef _WIN32
#define ADD_EXPORTS
/* You should define ADD_EXPORTS *only* when building the DLL. */
#ifdef ADD_EXPORTS
#define ADDAPI __declspec(dllexport)
#else
#define ADDAPI __declspec(dllimport)
#endif
/* Define calling convention in one place, for convenience. */
#define ADDCALL __cdecl
#else /* _WIN32 not defined. */
/* Define with no value on non-Windows OSes. */
#define ADDAPI
#define ADDCALL
#endif
enum hackrf_error {
HACKRF_SUCCESS = 0,
HACKRF_ERROR_INVALID_PARAM = -2,
@ -50,6 +71,8 @@ typedef struct {
uint8_t* buffer;
int buffer_length;
int valid_length;
void* rx_ctx;
void* tx_ctx;
} hackrf_transfer;
typedef struct {
@ -59,52 +82,62 @@ typedef struct {
typedef int (*hackrf_sample_block_cb_fn)(hackrf_transfer* transfer);
int hackrf_init();
int hackrf_exit();
#ifdef __cplusplus
extern "C"
{
#endif
int hackrf_open(hackrf_device** device);
int hackrf_close(hackrf_device* device);
extern ADDAPI int ADDCALL hackrf_init();
extern ADDAPI int ADDCALL hackrf_exit();
extern ADDAPI int ADDCALL hackrf_open(hackrf_device** device);
extern ADDAPI int ADDCALL hackrf_close(hackrf_device* device);
extern ADDAPI int ADDCALL hackrf_start_rx(hackrf_device* device, hackrf_sample_block_cb_fn callback, void* rx_ctx);
extern ADDAPI int ADDCALL hackrf_stop_rx(hackrf_device* device);
extern ADDAPI int ADDCALL hackrf_start_tx(hackrf_device* device, hackrf_sample_block_cb_fn callback, void* tx_ctx);
extern ADDAPI int ADDCALL hackrf_stop_tx(hackrf_device* device);
extern ADDAPI bool ADDCALL hackrf_is_streaming(hackrf_device* device);
extern ADDAPI int ADDCALL hackrf_max2837_read(hackrf_device* device, uint8_t register_number, uint16_t* value);
extern ADDAPI int ADDCALL hackrf_max2837_write(hackrf_device* device, uint8_t register_number, uint16_t value);
extern ADDAPI int ADDCALL hackrf_si5351c_read(hackrf_device* device, uint16_t register_number, uint16_t* value);
extern ADDAPI int ADDCALL hackrf_si5351c_write(hackrf_device* device, uint16_t register_number, uint16_t value);
extern ADDAPI int ADDCALL hackrf_sample_rate_set(hackrf_device* device, const uint32_t sampling_rate_hz);
extern ADDAPI int ADDCALL hackrf_baseband_filter_bandwidth_set(hackrf_device* device, const uint32_t bandwidth_hz);
extern ADDAPI int ADDCALL hackrf_rffc5071_read(hackrf_device* device, uint8_t register_number, uint16_t* value);
extern ADDAPI int ADDCALL hackrf_rffc5071_write(hackrf_device* device, uint8_t register_number, uint16_t value);
extern ADDAPI int ADDCALL hackrf_spiflash_erase(hackrf_device* device);
extern ADDAPI int ADDCALL hackrf_spiflash_write(hackrf_device* device, const uint32_t address, const uint16_t length, unsigned char* const data);
extern ADDAPI int ADDCALL hackrf_spiflash_read(hackrf_device* device, const uint32_t address, const uint16_t length, unsigned char* data);
extern ADDAPI int ADDCALL hackrf_cpld_write(hackrf_device* device, const uint16_t length, unsigned char* const data);
int hackrf_start_rx(hackrf_device* device, hackrf_sample_block_cb_fn callback);
int hackrf_stop_rx(hackrf_device* device);
extern ADDAPI int ADDCALL hackrf_board_id_read(hackrf_device* device, uint8_t* value);
extern ADDAPI int ADDCALL hackrf_version_string_read(hackrf_device* device, char* version, uint8_t length);
int hackrf_start_tx(hackrf_device* device, hackrf_sample_block_cb_fn callback);
int hackrf_stop_tx(hackrf_device* device);
extern ADDAPI int ADDCALL hackrf_set_freq(hackrf_device* device, const uint64_t freq_hz);
bool hackrf_is_streaming(hackrf_device* device);
extern ADDAPI int ADDCALL hackrf_set_amp_enable(hackrf_device* device, const uint8_t value);
int hackrf_max2837_read(hackrf_device* device, uint8_t register_number, uint16_t* value);
int hackrf_max2837_write(hackrf_device* device, uint8_t register_number, uint16_t value);
extern ADDAPI int ADDCALL hackrf_board_partid_serialno_read(hackrf_device* device, read_partid_serialno_t* read_partid_serialno);
int hackrf_si5351c_read(hackrf_device* device, uint16_t register_number, uint16_t* value);
int hackrf_si5351c_write(hackrf_device* device, uint16_t register_number, uint16_t value);
extern ADDAPI const char* ADDCALL hackrf_error_name(enum hackrf_error errcode);
extern ADDAPI const char* ADDCALL hackrf_board_id_name(enum hackrf_board_id board_id);
int hackrf_sample_rate_set(hackrf_device* device, const uint32_t sampling_rate_hz);
int hackrf_baseband_filter_bandwidth_set(hackrf_device* device, const uint32_t bandwidth_hz);
/* Compute nearest freq for bw filter (manual filter) */
extern ADDAPI uint32_t ADDCALL hackrf_compute_baseband_filter_bw_round_down_lt(const uint32_t bandwidth_hz);
/* Compute best default value depending on sample rate (auto filter) */
extern ADDAPI uint32_t ADDCALL hackrf_compute_baseband_filter_bw(const uint32_t bandwidth_hz);
int hackrf_rffc5071_read(hackrf_device* device, uint8_t register_number, uint16_t* value);
int hackrf_rffc5071_write(hackrf_device* device, uint8_t register_number, uint16_t value);
int hackrf_spiflash_erase(hackrf_device* device);
int hackrf_spiflash_write(hackrf_device* device, const uint32_t address,
const uint16_t length, unsigned char* const data);
int hackrf_spiflash_read(hackrf_device* device, const uint32_t address,
const uint16_t length, unsigned char* data);
int hackrf_cpld_write(hackrf_device* device, const uint16_t length,
unsigned char* const data);
int hackrf_board_id_read(hackrf_device* device, uint8_t* value);
int hackrf_version_string_read(hackrf_device* device, char* version,
uint8_t length);
int hackrf_set_freq(hackrf_device* device, const uint64_t freq_hz);
int hackrf_set_amp_enable(hackrf_device* device, const uint8_t value);
int hackrf_board_partid_serialno_read(hackrf_device* device, read_partid_serialno_t* read_partid_serialno);
const char* hackrf_error_name(enum hackrf_error errcode);
const char* hackrf_board_id_name(enum hackrf_board_id board_id);
#ifdef __cplusplus
} // __cplusplus defined.
#endif
#endif//__HACKRF_H__