ScoopDroid/android_system_core
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Adding 'uhid' permission for access to /dev/uhid.

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This CL is in support of another CL c/2048848, topic
'Refactor hid command in /frameworks/base/cmds' in
internal master. Adding the permissions for
shell here to access uhid_node as part of the
new 'uhid' group.

Bug: 34052337
Test: Tested on angler, bluetooth mouse works OK.

Change-Id: If9e100aa1262d689fb8adc5c0ce93f157c96399e
This commit is contained in:
Siarhei Vishniakou 2017-05-08 15:50:55 -07:00
parent 484acce026
commit 0729dd1edb
3 changed files with 6 additions and 5 deletions
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8
adb/daemon/main.cpp
View file

@ -107,10 +107,10 @@ static void drop_privileges(int server_port) {
// AID_SDCARD_RW to allow writing to the SD card
// AID_NET_BW_STATS to read out qtaguid statistics
// AID_READPROC for reading /proc entries across UID boundaries
gid_t groups[] = {AID_ADB, AID_LOG, AID_INPUT,
AID_INET, AID_NET_BT, AID_NET_BT_ADMIN,
AID_SDCARD_R, AID_SDCARD_RW, AID_NET_BW_STATS,
AID_READPROC};
// AID_UHID for using 'hid' command to read/write to /dev/uhid
gid_t groups[] = {AID_ADB, AID_LOG, AID_INPUT, AID_INET,
AID_NET_BT, AID_NET_BT_ADMIN, AID_SDCARD_R, AID_SDCARD_RW,
AID_NET_BW_STATS, AID_READPROC, AID_UHID};
minijail_set_supplementary_gids(jail.get(), arraysize(groups), groups);
// Don't listen on a port (default 5037) if running in secure mode.

1
libcutils/include/private/android_filesystem_config.h
View file

@ -152,6 +152,7 @@
#define AID_NET_BW_ACCT 3007 /* change bandwidth statistics accounting */
#define AID_READPROC 3009 /* Allow /proc read access */
#define AID_WAKELOCK 3010 /* Allow system wakelock read/write access */
#define AID_UHID 3011 /* Allow read/write to /dev/uhid node */
/* The range 5000-5999 is also reserved for OEM, and must never be used here. */
#define AID_OEM_RESERVED_2_START 5000

2
rootdir/ueventd.rc
View file

@ -68,7 +68,7 @@ subsystem sound
/dev/diag 0660 radio radio
/dev/diag_arm9 0660 radio radio
/dev/ttyMSM0 0600 bluetooth bluetooth
/dev/uhid 0660 system bluetooth
/dev/uhid 0660 uhid uhid
/dev/uinput 0660 system bluetooth
/dev/alarm 0664 system radio
/dev/rtc0 0640 system system