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-rw-r--r--include/private/android_filesystem_config.h5
-rw-r--r--libnetutils/dhcp_utils.c88
-rw-r--r--libsysutils/src/NetlinkListener.cpp29
-rw-r--r--rootdir/ueventd.rc3
4 files changed, 113 insertions, 12 deletions
diff --git a/include/private/android_filesystem_config.h b/include/private/android_filesystem_config.h
index 9c35aa4..4d19f17 100644
--- a/include/private/android_filesystem_config.h
+++ b/include/private/android_filesystem_config.h
@@ -55,7 +55,10 @@
#define AID_DRM 1019 /* DRM server */
#define AID_DRMIO 1020 /* DRM IO server */
#define AID_GPS 1021 /* GPS daemon */
-#define AID_NFC 1022 /* nfc subsystem */
+#define AID_UNUSED1 1022 /* deprecated, DO NOT USE */
+#define AID_RFU1 1023 /* RFU */
+#define AID_RFU2 1024 /* RFU */
+#define AID_NFC 1025 /* nfc subsystem */
#define AID_SHELL 2000 /* adb and debug shell user */
#define AID_CACHE 2001 /* cache access */
diff --git a/libnetutils/dhcp_utils.c b/libnetutils/dhcp_utils.c
index cb0960f..064eb0c 100644
--- a/libnetutils/dhcp_utils.c
+++ b/libnetutils/dhcp_utils.c
@@ -28,6 +28,7 @@ static const char DAEMON_NAME[] = "dhcpcd";
static const char DAEMON_PROP_NAME[] = "init.svc.dhcpcd";
static const char HOSTNAME_PROP_NAME[] = "net.hostname";
static const char DHCP_PROP_NAME_PREFIX[] = "dhcp";
+static const char DAEMON_NAME_RENEW[] = "iprenew";
static const int NAP_TIME = 1; /* wait for 1 second at a time */
/* when polling for property values */
static char errmsg[100];
@@ -137,6 +138,7 @@ int dhcp_do_request(const char *interface,
uint32_t *lease)
{
char result_prop_name[PROPERTY_KEY_MAX];
+ char daemon_prop_name[PROPERTY_KEY_MAX];
char prop_value[PROPERTY_VALUE_MAX] = {'\0'};
char daemon_cmd[PROPERTY_VALUE_MAX * 2];
const char *ctrl_prop = "ctl.start";
@@ -145,18 +147,23 @@ int dhcp_do_request(const char *interface,
snprintf(result_prop_name, sizeof(result_prop_name), "%s.%s.result",
DHCP_PROP_NAME_PREFIX,
interface);
+
+ snprintf(daemon_prop_name, sizeof(daemon_prop_name), "%s_%s",
+ DAEMON_PROP_NAME,
+ interface);
+
/* Erase any previous setting of the dhcp result property */
property_set(result_prop_name, "");
/* Start the daemon and wait until it's ready */
if (property_get(HOSTNAME_PROP_NAME, prop_value, NULL) && (prop_value[0] != '\0'))
- snprintf(daemon_cmd, sizeof(daemon_cmd), "%s:-h %s %s", DAEMON_NAME,
+ snprintf(daemon_cmd, sizeof(daemon_cmd), "%s_%s:-h %s %s", DAEMON_NAME, interface,
prop_value, interface);
else
- snprintf(daemon_cmd, sizeof(daemon_cmd), "%s:%s", DAEMON_NAME, interface);
+ snprintf(daemon_cmd, sizeof(daemon_cmd), "%s_%s:%s", DAEMON_NAME, interface, interface);
memset(prop_value, '\0', PROPERTY_VALUE_MAX);
property_set(ctrl_prop, daemon_cmd);
- if (wait_for_property(DAEMON_PROP_NAME, desired_status, 10) < 0) {
+ if (wait_for_property(daemon_prop_name, desired_status, 10) < 0) {
snprintf(errmsg, sizeof(errmsg), "%s", "Timed out waiting for dhcpcd to start");
return -1;
}
@@ -193,15 +200,24 @@ int dhcp_do_request(const char *interface,
int dhcp_stop(const char *interface)
{
char result_prop_name[PROPERTY_KEY_MAX];
+ char daemon_prop_name[PROPERTY_KEY_MAX];
+ char daemon_cmd[PROPERTY_VALUE_MAX * 2];
const char *ctrl_prop = "ctl.stop";
const char *desired_status = "stopped";
snprintf(result_prop_name, sizeof(result_prop_name), "%s.%s.result",
DHCP_PROP_NAME_PREFIX,
interface);
+
+ snprintf(daemon_prop_name, sizeof(daemon_prop_name), "%s_%s",
+ DAEMON_PROP_NAME,
+ interface);
+
+ snprintf(daemon_cmd, sizeof(daemon_cmd), "%s_%s", DAEMON_NAME, interface);
+
/* Stop the daemon and wait until it's reported to be stopped */
- property_set(ctrl_prop, DAEMON_NAME);
- if (wait_for_property(DAEMON_PROP_NAME, desired_status, 5) < 0) {
+ property_set(ctrl_prop, daemon_cmd);
+ if (wait_for_property(daemon_prop_name, desired_status, 5) < 0) {
return -1;
}
property_set(result_prop_name, "failed");
@@ -213,12 +229,20 @@ int dhcp_stop(const char *interface)
*/
int dhcp_release_lease(const char *interface)
{
+ char daemon_prop_name[PROPERTY_KEY_MAX];
+ char daemon_cmd[PROPERTY_VALUE_MAX * 2];
const char *ctrl_prop = "ctl.stop";
const char *desired_status = "stopped";
+ snprintf(daemon_prop_name, sizeof(daemon_prop_name), "%s_%s",
+ DAEMON_PROP_NAME,
+ interface);
+
+ snprintf(daemon_cmd, sizeof(daemon_cmd), "%s_%s", DAEMON_NAME, interface);
+
/* Stop the daemon and wait until it's reported to be stopped */
- property_set(ctrl_prop, DAEMON_NAME);
- if (wait_for_property(DAEMON_PROP_NAME, desired_status, 5) < 0) {
+ property_set(ctrl_prop, daemon_cmd);
+ if (wait_for_property(daemon_prop_name, desired_status, 5) < 0) {
return -1;
}
return 0;
@@ -227,3 +251,53 @@ int dhcp_release_lease(const char *interface)
char *dhcp_get_errmsg() {
return errmsg;
}
+
+/**
+ * Run WiMAX dhcp renew service.
+ * "wimax_renew" service shoud be included in init.rc.
+ */
+int dhcp_do_request_renew(const char *interface,
+ in_addr_t *ipaddr,
+ in_addr_t *gateway,
+ in_addr_t *mask,
+ in_addr_t *dns1,
+ in_addr_t *dns2,
+ in_addr_t *server,
+ uint32_t *lease)
+{
+ char result_prop_name[PROPERTY_KEY_MAX];
+ char prop_value[PROPERTY_VALUE_MAX] = {'\0'};
+ char daemon_cmd[PROPERTY_VALUE_MAX * 2];
+ const char *ctrl_prop = "ctl.start";
+
+ snprintf(result_prop_name, sizeof(result_prop_name), "%s.%s.result",
+ DHCP_PROP_NAME_PREFIX,
+ interface);
+
+ /* Erase any previous setting of the dhcp result property */
+ property_set(result_prop_name, "");
+
+ /* Start the renew daemon and wait until it's ready */
+ snprintf(daemon_cmd, sizeof(daemon_cmd), "%s_%s:%s", DAEMON_NAME_RENEW, interface, interface);
+ memset(prop_value, '\0', PROPERTY_VALUE_MAX);
+ property_set(ctrl_prop, daemon_cmd);
+
+ /* Wait for the daemon to return a result */
+ if (wait_for_property(result_prop_name, NULL, 30) < 0) {
+ snprintf(errmsg, sizeof(errmsg), "%s", "Timed out waiting for DHCP Renew to finish");
+ return -1;
+ }
+
+ if (!property_get(result_prop_name, prop_value, NULL)) {
+ /* shouldn't ever happen, given the success of wait_for_property() */
+ snprintf(errmsg, sizeof(errmsg), "%s", "DHCP Renew result property was not set");
+ return -1;
+ }
+ if (strcmp(prop_value, "ok") == 0) {
+ fill_ip_info(interface, ipaddr, gateway, mask, dns1, dns2, server, lease);
+ return 0;
+ } else {
+ snprintf(errmsg, sizeof(errmsg), "DHCP Renew result was %s", prop_value);
+ return -1;
+ }
+}
diff --git a/libsysutils/src/NetlinkListener.cpp b/libsysutils/src/NetlinkListener.cpp
index e2a354e..fb088e1 100644
--- a/libsysutils/src/NetlinkListener.cpp
+++ b/libsysutils/src/NetlinkListener.cpp
@@ -17,6 +17,7 @@
#include <sys/types.h>
#include <sys/socket.h>
+#include <linux/netlink.h>
#include <string.h>
#define LOG_TAG "NetlinkListener"
@@ -32,10 +33,32 @@ NetlinkListener::NetlinkListener(int socket) :
bool NetlinkListener::onDataAvailable(SocketClient *cli)
{
int socket = cli->getSocket();
- int count;
+ ssize_t count;
+ char cred_msg[CMSG_SPACE(sizeof(struct ucred))];
+ struct sockaddr_nl snl;
+ struct iovec iov = {mBuffer, sizeof(mBuffer)};
+ struct msghdr hdr = {&snl, sizeof(snl), &iov, 1, cred_msg, sizeof(cred_msg), 0};
- if ((count = recv(socket, mBuffer, sizeof(mBuffer), 0)) < 0) {
- SLOGE("recv failed (%s)", strerror(errno));
+ if ((count = recvmsg(socket, &hdr, 0)) < 0) {
+ SLOGE("recvmsg failed (%s)", strerror(errno));
+ return false;
+ }
+
+ if ((snl.nl_groups != 1) || (snl.nl_pid != 0)) {
+ SLOGE("ignoring non-kernel netlink multicast message");
+ return false;
+ }
+
+ struct cmsghdr * cmsg = CMSG_FIRSTHDR(&hdr);
+
+ if (cmsg == NULL || cmsg->cmsg_type != SCM_CREDENTIALS) {
+ SLOGE("ignoring message with no sender credentials");
+ return false;
+ }
+
+ struct ucred * cred = (struct ucred *)CMSG_DATA(cmsg);
+ if (cred->uid != 0) {
+ SLOGE("ignoring message from non-root UID %d", cred->uid);
return false;
}
diff --git a/rootdir/ueventd.rc b/rootdir/ueventd.rc
index 616566e..b534669 100644
--- a/rootdir/ueventd.rc
+++ b/rootdir/ueventd.rc
@@ -70,6 +70,7 @@
/dev/qmi1 0640 radio radio
/dev/qmi2 0640 radio radio
/dev/bus/usb/* 0660 root usb
+/dev/usb_accessory 0660 root usb
# CDMA radio interface MUX
/dev/ts0710mux* 0640 radio radio
@@ -79,4 +80,4 @@
# sysfs properties
/sys/devices/virtual/input/input* enable 0660 root input
/sys/devices/virtual/input/input* poll_delay 0660 root input
-
+/sys/devices/virtual/usb_composite/* enable 0664 root system
generated by cgit v1.1 at 2025-11-28 00:16:36 +0000