diff options
| author | Steve Markgraf <steve@steve-m.de> | 2012-07-16 21:04:48 +0200 |
|---|---|---|
| committer | Steve Markgraf <steve@steve-m.de> | 2012-07-16 21:11:26 +0200 |
| commit | 9d0232385b5eb1096a383d9810971a4e0a50c121 (patch) | |
| tree | 33002863cd382bb034451491da52dd579cce2c0b /src | |
| parent | 42a6592e6382e62b7361ad18f42d01286ac2bb18 (diff) | |
add debug messages to rtlsdr_read/write_array
Signed-off-by: Steve Markgraf <steve@steve-m.de>
Diffstat (limited to 'src')
| -rw-r--r-- | src/librtlsdr.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/librtlsdr.c b/src/librtlsdr.c index 8d82586..781256c 100644 --- a/src/librtlsdr.c +++ b/src/librtlsdr.c @@ -279,6 +279,9 @@ int rtlsdr_read_array(rtlsdr_dev_t *dev, uint8_t block, uint16_t addr, uint8_t * r = libusb_control_transfer(dev->devh, CTRL_IN, 0, addr, index, array, len, CTRL_TIMEOUT); + if (r < 0) + fprintf(stderr, "%s failed with %d\n", __FUNCTION__, r); + return r; } @@ -289,6 +292,9 @@ int rtlsdr_write_array(rtlsdr_dev_t *dev, uint8_t block, uint16_t addr, uint8_t r = libusb_control_transfer(dev->devh, CTRL_OUT, 0, addr, index, array, len, CTRL_TIMEOUT); + if (r < 0) + fprintf(stderr, "%s failed with %d\n", __FUNCTION__, r); + return r; } |