adb connect and disconnect improvements:
Port number is now optional. Will use default port 5555 if not specified.
"adb disconnect" with no additional arguments will disconnect all TCP devices.
Change-Id: I7fc26528ed85e66a73b8f6254cea7bf83d98109f
Signed-off-by: Mike Lockwood <lockwood@android.com>
diff --git a/adb/adb.c b/adb/adb.c
index 311498b..b1a0e62 100644
--- a/adb/adb.c
+++ b/adb/adb.c
@@ -971,25 +971,32 @@
{
int port, fd;
char* portstr = strchr(host, ':');
- char buf[4096];
+ char hostbuf[100];
+ char serial[100];
- if (!portstr) {
- snprintf(buffer, buffer_size, "unable to parse %s as <host>:<port>", host);
- return;
+ strncpy(hostbuf, host, sizeof(hostbuf) - 1);
+ if (portstr) {
+ if (portstr - host >= sizeof(hostbuf)) {
+ snprintf(buffer, buffer_size, "bad host name %s", host);
+ return;
+ }
+ // zero terminate the host at the point we found the colon
+ hostbuf[portstr - host] = 0;
+ if (sscanf(portstr + 1, "%d", &port) == 0) {
+ snprintf(buffer, buffer_size, "bad port number %s", portstr);
+ return;
+ }
+ } else {
+ port = DEFAULT_ADB_LOCAL_TRANSPORT_PORT;
}
- if (find_transport(host)) {
- snprintf(buffer, buffer_size, "already connected to %s", host);
+
+ snprintf(serial, sizeof(serial), "%s:%d", hostbuf, port);
+ if (find_transport(serial)) {
+ snprintf(buffer, buffer_size, "already connected to %s", serial);
return;
}
- // zero terminate host by overwriting the ':'
- *portstr++ = 0;
- if (sscanf(portstr, "%d", &port) == 0) {
- snprintf(buffer, buffer_size, "bad port number %s", portstr);
- return;
- }
-
- fd = socket_network_client(host, port, SOCK_STREAM);
+ fd = socket_network_client(hostbuf, port, SOCK_STREAM);
if (fd < 0) {
snprintf(buffer, buffer_size, "unable to connect to %s:%d", host, port);
return;
@@ -998,9 +1005,8 @@
D("client: connected on remote on fd %d\n", fd);
close_on_exec(fd);
disable_tcp_nagle(fd);
- snprintf(buf, sizeof buf, "%s:%d", host, port);
- register_socket_transport(fd, buf, port, 0);
- snprintf(buffer, buffer_size, "connected to %s:%d", host, port);
+ register_socket_transport(fd, serial, port, 0);
+ snprintf(buffer, buffer_size, "connected to %s", serial);
}
void connect_emulator(char* port_spec, char* buffer, int buffer_size)
@@ -1136,12 +1142,23 @@
char buffer[4096];
memset(buffer, 0, sizeof(buffer));
char* serial = service + 11;
- atransport *t = find_transport(serial);
-
- if (t) {
- unregister_transport(t);
+ if (serial[0] == 0) {
+ // disconnect from all TCP devices
+ unregister_all_tcp_transports();
} else {
- snprintf(buffer, sizeof(buffer), "No such device %s", serial);
+ char hostbuf[100];
+ // assume port 5555 if no port is specified
+ if (!strchr(serial, ':')) {
+ snprintf(hostbuf, sizeof(hostbuf) - 1, "%s:5555", serial);
+ serial = hostbuf;
+ }
+ atransport *t = find_transport(serial);
+
+ if (t) {
+ unregister_transport(t);
+ } else {
+ snprintf(buffer, sizeof(buffer), "No such device %s", serial);
+ }
}
snprintf(buf, sizeof(buf), "OKAY%04x%s",(unsigned)strlen(buffer), buffer);
diff --git a/adb/adb.h b/adb/adb.h
index 292e415..3d2a77b 100644
--- a/adb/adb.h
+++ b/adb/adb.h
@@ -275,8 +275,9 @@
/* cause new transports to be init'd and added to the list */
void register_socket_transport(int s, const char *serial, int port, int local);
-/* this should only be used for the "adb disconnect" command */
+/* these should only be used for the "adb disconnect" command */
void unregister_transport(atransport *t);
+void unregister_all_tcp_transports();
void register_usb_transport(usb_handle *h, const char *serial, unsigned writeable);
diff --git a/adb/commandline.c b/adb/commandline.c
index d1eba5a..02e4658 100644
--- a/adb/commandline.c
+++ b/adb/commandline.c
@@ -100,8 +100,12 @@
" environment variable is used, which must\n"
" be an absolute path.\n"
" devices - list all connected devices\n"
- " connect <host>:<port> - connect to a device via TCP/IP\n"
- " disconnect <host>:<port> - disconnect from a TCP/IP device\n"
+ " connect <host>[:<port>] - connect to a device via TCP/IP\n"
+ " Port 5555 is used by default if no port number is specified.\n"
+ " disconnect [<host>[:<port>]] - disconnect from a TCP/IP device.\n"
+ " Port 5555 is used by default if no port number is specified.\n"
+ " Using this ocmmand with no additional arguments\n"
+ " will disconnect from all connected TCP/IP devices.\n"
"\n"
"device commands:\n"
" adb push <local> <remote> - copy file/dir to device\n"
@@ -793,13 +797,33 @@
}
}
- if(!strcmp(argv[0], "connect") || !strcmp(argv[0], "disconnect")) {
+ if(!strcmp(argv[0], "connect")) {
char *tmp;
if (argc != 2) {
- fprintf(stderr, "Usage: adb %s <host>:<port>\n", argv[0]);
+ fprintf(stderr, "Usage: adb connect <host>[:<port>]\n");
return 1;
}
- snprintf(buf, sizeof buf, "host:%s:%s", argv[0], argv[1]);
+ snprintf(buf, sizeof buf, "host:connect:%s", argv[1]);
+ tmp = adb_query(buf);
+ if(tmp) {
+ printf("%s\n", tmp);
+ return 0;
+ } else {
+ return 1;
+ }
+ }
+
+ if(!strcmp(argv[0], "disconnect")) {
+ char *tmp;
+ if (argc > 2) {
+ fprintf(stderr, "Usage: adb disconnect [<host>[:<port>]]\n");
+ return 1;
+ }
+ if (argc == 2) {
+ snprintf(buf, sizeof buf, "host:disconnect:%s", argv[1]);
+ } else {
+ snprintf(buf, sizeof buf, "host:disconnect:");
+ }
tmp = adb_query(buf);
if(tmp) {
printf("%s\n", tmp);
diff --git a/adb/transport.c b/adb/transport.c
index c2877d2..62bdfdb 100644
--- a/adb/transport.c
+++ b/adb/transport.c
@@ -671,21 +671,26 @@
}
+static void transport_unref_locked(atransport *t)
+{
+ t->ref_count--;
+ D("transport: %p R- (ref=%d)\n", t, t->ref_count);
+ if (t->ref_count == 0) {
+ D("transport: %p kicking and closing\n", t);
+ if (!t->kicked) {
+ t->kicked = 1;
+ t->kick(t);
+ }
+ t->close(t);
+ remove_transport(t);
+ }
+}
+
static void transport_unref(atransport *t)
{
if (t) {
adb_mutex_lock(&transport_lock);
- t->ref_count--;
- D("transport: %p R- (ref=%d)\n", t, t->ref_count);
- if (t->ref_count == 0) {
- D("transport: %p kicking and closing\n", t);
- if (!t->kicked) {
- t->kicked = 1;
- t->kick(t);
- }
- t->close(t);
- remove_transport(t);
- }
+ transport_unref_locked(t);
adb_mutex_unlock(&transport_lock);
}
}
@@ -894,6 +899,29 @@
transport_unref(t);
}
+// unregisters all non-emulator TCP transports
+void unregister_all_tcp_transports()
+{
+ atransport *t, *next;
+ adb_mutex_lock(&transport_lock);
+ for (t = transport_list.next; t != &transport_list; t = next) {
+ next = t->next;
+ if (t->type == kTransportLocal && t->adb_port == 0) {
+ t->next->prev = t->prev;
+ t->prev->next = next;
+ // we cannot call kick_transport when holding transport_lock
+ if (!t->kicked)
+ {
+ t->kicked = 1;
+ t->kick(t);
+ }
+ transport_unref_locked(t);
+ }
+ }
+
+ adb_mutex_unlock(&transport_lock);
+}
+
#endif
void register_usb_transport(usb_handle *usb, const char *serial, unsigned writeable)