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| author | Vitali Lovich <vlovich@aliph.com> | 2011-03-16 19:48:35 -0700 |
|---|---|---|
| committer | Peter Stuge <peter@stuge.se> | 2011-07-24 22:29:09 +0200 |
| commit | 8f1bc0659136faf312dabe8fe67380a798299d33 (patch) | |
| tree | 23290014a82f762f04a275103f27db0a20d0fe34 /libusb/io.c | |
| parent | 87ba8a9ead4fd9e81ae3c5a894f698779de1f2c2 (diff) | |
| download | android_external_libusbx-8f1bc0659136faf312dabe8fe67380a798299d33.tar.gz android_external_libusbx-8f1bc0659136faf312dabe8fe67380a798299d33.tar.bz2 android_external_libusbx-8f1bc0659136faf312dabe8fe67380a798299d33.zip | |
Add USBI_TRANSFER_CANCELLING and _DEVICE_DISAPPEARED status flags
The flags are used to indicate if a cancellation has started, and if
a cancellation has failed because the device is no longer available.
References #82.
Diffstat (limited to 'libusb/io.c')
| -rw-r--r-- | libusb/io.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/libusb/io.c b/libusb/io.c index 56c1d34..3ef422a 100644 --- a/libusb/io.c +++ b/libusb/io.c @@ -1309,9 +1309,16 @@ int API_EXPORTED libusb_cancel_transfer(struct libusb_transfer *transfer) usbi_dbg(""); usbi_mutex_lock(&itransfer->lock); r = usbi_backend->cancel_transfer(itransfer); - if (r < 0) + if (r < 0) { usbi_err(TRANSFER_CTX(transfer), "cancel transfer failed error %d", r); + + if (r == LIBUSB_ERROR_NO_DEVICE) + itransfer->flags |= USBI_TRANSFER_DEVICE_DISAPPEARED; + } + + itransfer->flags |= USBI_TRANSFER_CANCELLING; + usbi_mutex_unlock(&itransfer->lock); return r; } |