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USB device list - convert some common error numbers to messages

nfactor-troky
Kano 12 years ago
parent
commit
a6f17cbf95
  1. 31
      usbutils.c

31
usbutils.c

@ -277,6 +277,29 @@ static const char *BULK = "Bulk";
static const char *INTERRUPT = "Interrupt"; static const char *INTERRUPT = "Interrupt";
static const char *UNKNOWN = "Unknown"; static const char *UNKNOWN = "Unknown";
static const char *err_io_str = " IO Error";
static const char *err_access_str = " Access Denied-a";
static const char *err_timeout_str = " Reply Timeout";
static const char *err_pipe_str = " Access denied-p";
static const char *err_other_str = " Access denied-o";
static const char *usberrstr(int err)
{
switch (err) {
case LIBUSB_ERROR_IO:
return err_io_str;
case LIBUSB_ERROR_ACCESS:
return err_access_str;
case LIBUSB_ERROR_TIMEOUT:
return err_timeout_str;
case LIBUSB_ERROR_PIPE:
return err_pipe_str;
case LIBUSB_ERROR_OTHER:
return err_other_str;
}
return BLANK;
}
static const char *destype(uint8_t bDescriptorType) static const char *destype(uint8_t bDescriptorType)
{ {
switch (bDescriptorType) { switch (bDescriptorType) {
@ -481,11 +504,11 @@ static void usb_full(ssize_t *count, libusb_device *dev, char **buf, size_t *off
err = libusb_get_string_descriptor_ascii(handle, desc.iManufacturer, man, STRBUFLEN); err = libusb_get_string_descriptor_ascii(handle, desc.iManufacturer, man, STRBUFLEN);
if (err < 0) if (err < 0)
sprintf((char *)man, "** err(%d)", err); sprintf((char *)man, "** err(%d)%s", err, usberrstr(err));
err = libusb_get_string_descriptor_ascii(handle, desc.iProduct, prod, STRBUFLEN); err = libusb_get_string_descriptor_ascii(handle, desc.iProduct, prod, STRBUFLEN);
if (err < 0) if (err < 0)
sprintf((char *)prod, "** err(%d)", err); sprintf((char *)prod, "** err(%d)%s", err, usberrstr(err));
if (level == 0) { if (level == 0) {
libusb_close(handle); libusb_close(handle);
@ -561,7 +584,7 @@ static void usb_full(ssize_t *count, libusb_device *dev, char **buf, size_t *off
err = libusb_get_string_descriptor_ascii(handle, desc.iSerialNumber, ser, STRBUFLEN); err = libusb_get_string_descriptor_ascii(handle, desc.iSerialNumber, ser, STRBUFLEN);
if (err < 0) if (err < 0)
sprintf((char *)ser, "** err(%d)", err); sprintf((char *)ser, "** err(%d)%s", err, usberrstr(err));
sprintf(tmp, EOL " dev %d: More Info:" EOL "\tManufacturer: '%s'" EOL sprintf(tmp, EOL " dev %d: More Info:" EOL "\tManufacturer: '%s'" EOL
"\tProduct: '%s'" EOL "\tSerial '%s'", "\tProduct: '%s'" EOL "\tSerial '%s'",
@ -581,7 +604,7 @@ void usb_all(int level)
count = libusb_get_device_list(NULL, &list); count = libusb_get_device_list(NULL, &list);
if (count < 0) { if (count < 0) {
applog(LOG_ERR, "USB all: failed, err %d", (int)count); applog(LOG_ERR, "USB all: failed, err %d%s", (int)count, usberrstr((int)count));
return; return;
} }

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