Skip to content

Commit

Permalink
ongoing moc test dev
Browse files Browse the repository at this point in the history
  • Loading branch information
@jpoirier
jpoirier committed Dec 17, 2015
1 parent d62fa5b commit b9663f3
Show file tree
Hide file tree
Showing 2 changed files with 95 additions and 101 deletions.
152 changes: 63 additions & 89 deletions moc_test/gortlsdr/librtlsdr.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -19,6 +19,9 @@

#define DEBVICE_CNT (3)
#define DEVICE_GAIN_CNT (29)
#define EEPROM_SIZE (256)
#define DEFAULT_BUF_NUMBER (15)
#define DEFAULT_BUF_LENGTH (16 * 32 * 512)

// struct rtlsdr_dev {
// libusb_context *ctx;
Expand Down Expand Up @@ -75,6 +78,7 @@ struct rtlsdr_dev {
char product[37]; // fat pointer
char serial[37]; // fat pointer
int gains[DEVICE_GAIN_CNT];
char xbuf[DEFAULT_BUF_LENGTH];
};

/*
Expand Down Expand Up @@ -212,42 +216,34 @@ bool dev_valid(rtlsdr_dev_t *dev) {
}

int rtlsdr_set_freq_correction(rtlsdr_dev_t *dev, int ppm) {
if (!dev)
if (!dev || !dev_valid(dev))
return -1;
if (!dev_valid(dev))
return -2;

dev->ppm = ppm;
return 0;
}

int rtlsdr_set_xtal_freq(rtlsdr_dev_t *dev, uint32_t rtl_freq, uint32_t tuner_freq) {
if (!dev)
if (!dev || !dev_valid(dev))
return -1;
if (!dev_valid(dev))
return -2;

dev->tuner_freq = tuner_freq;
dev->rtl_freq = rtl_freq;
return 0;
}

int rtlsdr_get_xtal_freq(rtlsdr_dev_t *dev, uint32_t *rtl_freq, uint32_t *tuner_freq) {
if (!dev)
if (!dev || !dev_valid(dev))
return -1;
if (!dev_valid(dev))
return -2;

*rtl_freq = dev->rtl_freq;
*tuner_freq = dev->tuner_freq;
return 0;
}

int rtlsdr_get_usb_strings(rtlsdr_dev_t *dev, char *manufact, char *product, char *serial) {
if (!dev)
if (!dev || !dev_valid(dev))
return -1;
if (!dev_valid(dev))
return -2;

if (dev == &s0) {
memcpy(manufact, &s0.manufact[1], s0.manufact[0]);
Expand All @@ -270,136 +266,121 @@ int rtlsdr_get_usb_strings(rtlsdr_dev_t *dev, char *manufact, char *product, cha

// TODO:
int rtlsdr_write_eeprom(rtlsdr_dev_t *dev, uint8_t *data, uint8_t offset, uint16_t len) {
if (!dev)
if (!dev || !dev_valid(dev))
return -1;
if (!dev_valid(dev))

if ((len + offset) > EEPROM_SIZE)
return -2;

// if ((len + offset) > 256)
// return -2;
// int i;
// for (i = 0; i < len; i++)
// eeprom_buffer[i+offset] = data[i];
return 0;
}

// TODO:
int rtlsdr_read_eeprom(rtlsdr_dev_t *dev, uint8_t *data, uint8_t offset, uint16_t len) {
if (!dev)
if (!dev || !dev_valid(dev))
return -1;
if (!dev_valid(dev))

if ((len + offset) > EEPROM_SIZE)
return -2;

// if ((len + offset) > 256)
// return -2;
// int i;
// for (i = 0; i < len; i++)
// data[i] = eeprom_buffer[i+offset];
char *p;
if (dev == &s0) {
p = &(s0.eeprom_buffer[offset]);
} else if (dev == &s1) {
p = &(s1.eeprom_buffer[offset]);
} else if (dev == &s2) {
p = &(s2.eeprom_buffer[offset]);
} else {
return -3;
}

if (memcpy(data, p, len) == 0)
return -1;

return 0;
}

int rtlsdr_set_center_freq(rtlsdr_dev_t *dev, uint32_t freq) {
if (!dev)
if (!dev || !dev_valid(dev))
return -1;
if (!dev_valid(dev))
return -2;

dev->center_freq = freq;
return 0;
}

uint32_t rtlsdr_get_center_freq(rtlsdr_dev_t *dev) {
if (!dev)
if (!dev || !dev_valid(dev))
return -1;
if (!dev_valid(dev))
return -2;

return dev->center_freq;
}

int rtlsdr_get_freq_correction(rtlsdr_dev_t *dev) {
if (!dev)
if (!dev || !dev_valid(dev))
return -1;
if (!dev_valid(dev))
return -2;

return dev->ppm;
}

enum rtlsdr_tuner rtlsdr_get_tuner_type(rtlsdr_dev_t *dev){
if (!dev)
if (!dev || !dev_valid(dev))
return RTLSDR_TUNER_UNKNOWN;
if (!dev_valid(dev))
return -2;

return dev->type;
}

int rtlsdr_get_tuner_gains(rtlsdr_dev_t *dev, int *gains) {
if (!dev)
if (!dev || !dev_valid(dev))
return -1;
if (!dev_valid(dev))
return -2;

gains = &(dev->gains[0]);
return (DEVICE_GAIN_CNT / sizeof(int));
}

int rtlsdr_set_tuner_bandwidth(rtlsdr_dev_t *dev, uint32_t bw) {
if (!dev)
if (!dev || !dev_valid(dev))
return -1;
if (!dev_valid(dev))
return -2;

dev->tuner_bandwidth = bw;
return 0;
}

int rtlsdr_set_tuner_gain(rtlsdr_dev_t *dev, int gain) {
if (!dev)
if (!dev || !dev_valid(dev))
return -1;
if (!dev_valid(dev))
return -2;

dev->gain = gain;
return 0;
}

int rtlsdr_get_tuner_gain(rtlsdr_dev_t *dev) {
if (!dev)
if (!dev || !dev_valid(dev))
return -1;
if (!dev_valid(dev))
return -2;

return dev->gain;
}

int rtlsdr_set_tuner_if_gain(rtlsdr_dev_t *dev, int stage, int gain) {
if (!dev)
if (!dev || !dev_valid(dev))
return -1;
if (!dev_valid(dev))
return -2;

dev->gain = gain;
return 0;
}

int rtlsdr_set_tuner_gain_mode(rtlsdr_dev_t *dev, int mode) {
if (!dev)
if (!dev || !dev_valid(dev))
return -1;
if (!dev_valid(dev))
return -2;

dev->gain_mode = mode;
return 0;
}

int rtlsdr_set_sample_rate(rtlsdr_dev_t *dev, uint32_t samp_rate) {
if (!dev)
if (!dev || !dev_valid(dev))
return -1;
if (!dev_valid(dev))
return -2;

/* check if the rate is supported by the resampler */
if ((samp_rate <= 225000) || (samp_rate > 3200000) ||
Expand All @@ -412,49 +393,39 @@ int rtlsdr_set_sample_rate(rtlsdr_dev_t *dev, uint32_t samp_rate) {
}

uint32_t rtlsdr_get_sample_rate(rtlsdr_dev_t *dev) {
if (!dev)
if (!dev || !dev_valid(dev))
return -1;
if (!dev_valid(dev))
return -2;

return dev->sample_rate;
}

int rtlsdr_set_testmode(rtlsdr_dev_t *dev, int on) {
if (!dev)
if (!dev || !dev_valid(dev))
return -1;
if (!dev_valid(dev))
return -2;

dev->test_mode = on;
return 0;
}

int rtlsdr_set_agc_mode(rtlsdr_dev_t *dev, int on) {
if (!dev)
if (!dev || !dev_valid(dev))
return -1;
if (!dev_valid(dev))
return -2;

dev->agc_mode = on;
return 0;
}

int rtlsdr_set_direct_sampling(rtlsdr_dev_t *dev, int on) {
if (!dev)
if (!dev || !dev_valid(dev))
return -1;
if (!dev_valid(dev))
return -2;

dev->direct_sampling_mode = on;
return 0;
}

int rtlsdr_get_direct_sampling(rtlsdr_dev_t *dev){
if (!dev)
if (!dev || !dev_valid(dev))
return -1;
if (!dev_valid(dev))
return -2;

return dev->direct_sampling_mode;
}
Expand All @@ -468,10 +439,8 @@ int rtlsdr_set_offset_tuning(rtlsdr_dev_t *dev, int on) {
}

int rtlsdr_get_offset_tuning(rtlsdr_dev_t *dev) {
if (!dev)
if (!dev || !dev_valid(dev))
return -1;
if (!dev_valid(dev))
return -2;

return dev->offset_tuning;
}
Expand All @@ -482,6 +451,7 @@ uint32_t rtlsdr_get_device_count(void) {

const char *rtlsdr_get_device_name(uint32_t index) {
do_init();

if (index < 0 || index > 2)
return "";

Expand Down Expand Up @@ -556,31 +526,39 @@ int rtlsdr_open(rtlsdr_dev_t **out_dev, uint32_t index) {
}

int rtlsdr_close(rtlsdr_dev_t *dev) {
if (!dev)
if (!dev || !dev_valid(dev))
return -1;
if (!dev_valid(dev))
return -2;

dev->status = false;
return 0;
}

// TODO:
int rtlsdr_reset_buffer(rtlsdr_dev_t *dev) {
if (!dev)
if (!dev || !dev_valid(dev))
return -1;
if (!dev_valid(dev))
return -2;

return 0;
}

// TODO:
int rtlsdr_read_sync(rtlsdr_dev_t *dev, void *buf, int len, int *n_read) {
if (!dev)
if (!dev || !dev_valid(dev))
return -1;
if (!dev_valid(dev))

if (len > DEFAULT_BUF_LENGTH)
len = DEFAULT_BUF_LENGTH;
*n_read = len;

if (dev == &s0) {
memcpy(buf, &s0.xbuf[0], len);
} else if (dev == &s1) {
memcpy(buf, &s1.xbuf[0], len);
} else if (dev == &s1) {
memcpy(buf, &s1.xbuf[0], len);
} else {
return -2;
}

return 0;
}
Expand All @@ -594,10 +572,8 @@ int rtlsdr_read_async(rtlsdr_dev_t *dev, rtlsdr_read_async_cb_t cb, void *ctx,
// struct timeval zerotv = { 0, 0 };
// enum rtlsdr_async_status next_status = RTLSDR_INACTIVE;

if (!dev)
if (!dev || !dev_valid(dev))
return -1;
if (!dev_valid(dev))
return -2;

// if (RTLSDR_INACTIVE != dev->async_status)
// return -2;
Expand Down Expand Up @@ -693,10 +669,8 @@ int rtlsdr_read_async(rtlsdr_dev_t *dev, rtlsdr_read_async_cb_t cb, void *ctx,

// TODO:
int rtlsdr_cancel_async(rtlsdr_dev_t *dev) {
if (!dev)
if (!dev || !dev_valid(dev))
return -1;
if (!dev_valid(dev))
return -2;

// /* if streaming, try to cancel gracefully */
// if (RTLSDR_RUNNING == dev->async_status) {
Expand Down
Loading

0 comments on commit b9663f3

Please sign in to comment.