search for: udevp

...sb_get_string_simple(dev, index, buf, blen); +} + + +  /* On success, fill in the curDevice structure and return the report   * descriptor length. On failure, return -1.   * Note: When callback is not NULL, the report descriptor will be @@ -152,7 +228,7 @@ static int libusb_open(usb_dev_handle **udevp, USBDevice_t *curDevice, USBDevice      int ret, res;      unsigned char buf[20];      unsigned char *p; -    char string[256]; +    char string[USB_BUFLEN_MAX];      int i;      /* All devices use HID descriptor at index 0. However, some newer       * Eaton units have a light HID descriptor...

...lure, return -1. Note: ReportDesc must point to a large enough > buffer. There's no way to know the size ahead of time. Matcher is > a linked list of matchers (see libhid.h), and the opened device > - must match all of them. */ > -static int libusb_open(usb_dev_handle **udevp, HIDDevice *curDevice, HIDDeviceMatcher_t *matcher, unsigned char *ReportDesc, int mode) > + must match all of them. Also note: the string components of > + curDevice are filled with allocated strings that must later be > + freed. */ > +static int libusb_open(usb_dev_handle **u...

...gt; + free(data); > + free(matcher); > } > > /* ---------------------------------------------------------------------- */ > @@ -600,12 +651,12 @@ > /* Matcher is a linked list of matchers (see libhid.h), and the opened > device must match all of them. On success, set *udevp and *hd and > return hd. On failure, return NULL. Mode is MODE_OPEN or MODE_REOPEN. */ > -HIDDevice_t *HIDOpenDevice(hid_dev_handle_t **udevp, HIDDevice_t *hd, HIDDeviceMatcher_t *matcher, int mode) > +HIDDevice_t *HIDOpenDevice(hid_dev_handle_t **udevp, HIDDevice_t *hd, HIDDeviceMatc...

...eport: No error (and so on and so on) I found the location where this is happening and did the following patch: diff --git a/drivers/libusb.c b/drivers/libusb.c index 50bfc7f..3eae478 100644 --- a/drivers/libusb.c +++ b/drivers/libusb.c @@ -353,7 +353,7 @@ static int libusb_open(usb_dev_handle **udevp, USBDevice_t *curDevice, USBDevice */ static int libusb_strerror(const int ret, const char *desc) { - if (ret > 0) { + if (ret >= 0) { return ret; } I've been running that patched version since April 16th, monitoring two UPSes (APC Back UPS XS...

...-) But it doesn't for me. I traced what I think the problem is to this section in libusb1.c diff --git a/drivers/libusb1.c b/drivers/libusb1.c index 17f4b8f74..f49cc78aa 100644 --- a/drivers/libusb1.c +++ b/drivers/libusb1.c @@ -420,7 +420,7 @@ static int nut_libusb_open(libusb_device_handle **udevp, upsdebugx(2, "Reading first configuration descriptor"); ret = libusb_get_config_descriptor(device, - (uint8_t)usb_subdriver.hid_rep_index, + 0, //(uint8_t)usb_subdriver.hid_rep_index, &am...

...I traced what I think the problem is to this section in libusb1.c > diff --git a/drivers/libusb1.c b/drivers/libusb1.c > index 17f4b8f74..f49cc78aa 100644 > --- a/drivers/libusb1.c > +++ b/drivers/libusb1.c > @@ -420,7 +420,7 @@ static int nut_libusb_open(libusb_device_handle > **udevp, > > upsdebugx(2, "Reading first configuration descriptor"); > ret = libusb_get_config_descriptor(device, > - (uint8_t)usb_subdriver.hid_rep_index, > + 0, //(uint8_t)usb_subdriver.hid_rep_index, &gt...

...he problem is to this section in libusb1.c >> diff --git a/drivers/libusb1.c b/drivers/libusb1.c >> index 17f4b8f74..f49cc78aa 100644 >> --- a/drivers/libusb1.c >> +++ b/drivers/libusb1.c >> @@ -420,7 +420,7 @@ static int nut_libusb_open(libusb_device_handle >> **udevp, >> >> upsdebugx(2, "Reading first configuration descriptor"); >> ret = libusb_get_config_descriptor(device, >> - (uint8_t)usb_subdriver.hid_rep_index, >> + 0, //(uint8_t)usb_subdrive...

...ction in libusb1.c >>> diff --git a/drivers/libusb1.c b/drivers/libusb1.c >>> index 17f4b8f74..f49cc78aa 100644 >>> --- a/drivers/libusb1.c >>> +++ b/drivers/libusb1.c >>> @@ -420,7 +420,7 @@ static int nut_libusb_open(libusb_device_handle >>> **udevp, >>> >>> upsdebugx(2, "Reading first configuration descriptor"); >>> ret = libusb_get_config_descriptor(device, >>> - (uint8_t)usb_subdriver.hid_rep_index, >>> + 0, //(...