For non-interactive adb shell commands, batch USB writes into 4K chunks
instead of sending small packets of data as they come in.
Add a timeout so we do not block for more than 200ms when our 4K buffer is partially full.
Signed-off-by: Mike Lockwood <lockwood@android.com>
This is needed by the MemoryFile changes in
https://android-git.corp.google.com/g/2714
where it is used to find out whether a file descriptor
refers to an ashmem region.
asocket_connect()
asocket_accept()
asocket_read()
asocket_write()
These calls are similar to the regular syscalls, but can be aborted with:
asocket_abort()
Calling close() on a regular POSIX socket does not abort blocked syscalls on
that socket in other threads.
After calling asocket_abort() the socket cannot be reused.
Call asocket_destory() *after* all threads have finished with the socket to
finish closing the socket and free the asocket structure.
The helper is implemented by setting the socket non-blocking to initiate
syscalls connect(), accept(), read(), write(), then using a blocking poll()
on both the primary socket and a local pipe. This makes the poll() abortable
by writing a byte to the local pipe in asocket_abort().
asocket_create() sets the fd to non-blocking mode. It must not be changed to
blocking mode.
Using asocket will triple the number of file descriptors required per
socket, due to the local pipe. It may be possible to use a global pipe per
process rather than per socket, but we have not been able to come up with a
race-free implementation yet.
All functions except asocket_init() and asocket_destroy() are thread safe.
retrieving network lists from supplicant
nexus: Rework properties
nexus: Implement wifi network enable/disable and add some error checking
nexus: Add some TODOs
nexus: Whitespace cleanup
nexus: Add bindings between controllers and network interfaces
nexus: Add properties for InterfaceConfig
nexus: Fix a few conversion bugs in InterfaceConfig
Signed-off-by: San Mehat <san@google.com>
* changes:
Modify init.goldfish.sh to launch the 'qemu-props' program when the emulator boots up. Its purpose is to receive a list of system property (name,value) pairs and set them on launch.
To enable logging, set the property persist.adb.trace_mask to a hex value
containing the bitmask for adb_trace_mask (see the TRACE_* enum values in adb.h).
This will result in adb writing log output to a file in /data/adb/
No logging will occur if persist.adb.trace_mask is not set or has a value
that cannot be parsed as a hex integer.
The property is read once only at startup, so you must reboot or restart adbd
for changes in the property to take effect.
Signed-off-by: Mike Lockwood <lockwood@android.com>
Vendor IDs are read from ~/.android/adb_usb.ini. The format is very simple:
1 number per line. First number is ID count, followed by the ID themselves.
Lines starting with # are considered comments.
Other misc changes: moved VENDOR_ID_* to usb_vendors.c to prevent direct
access. Made transport_usb.c reuse the USB constant introduced in usb_osx
(moved them to adb.h)
Added usb_vendors.* which handles creating (and deleting) a list of vendor ids.
This list is meant to be used everywhere the built-in lists (usb_osx), or the
built-in vendor IDs (transport_usb) were used.
For now the list is only built with the built-in VENDOR_ID_*. Next step
is to read a small file created from all the SDK add-on.
Other misc changes: made is_adb_interface present only if ADB_HOST is true
to prevent accessing a list that doesn't exist (usb_vendors is only
compiled for the host version of adb).
* changes:
Mount SD card synchronous. This is an experimental change intended to give us another data point on the system performance regressions that seem to revolved around SD card access.
To add arguments dynamically to a service, start the service like so:
setprop ctl.start service_to_run:arg1 arg2 arg3...
To start a service with *no* dynamic arguments, start the service normally:
setprop ctl.start service_to_run
Dynamic arguments are only supported on 'oneshot' services
Signed-off-by: San Mehat <san@google.com>
Android (Google) Code Review