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/*
* Copyright (C) 2007 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __ADB_H
#define __ADB_H
#include <limits.h>
#include <sys/types.h>
#include <string>
#include <base/macros.h>
#include "adb_trace.h"
#include "fdevent.h"
#include "socket.h"
constexpr size_t MAX_PAYLOAD_V1 = 4 * 1024;
constexpr size_t MAX_PAYLOAD_V2 = 256 * 1024;
constexpr size_t MAX_PAYLOAD = MAX_PAYLOAD_V2;
#define A_SYNC 0x434e5953
#define A_CNXN 0x4e584e43
#define A_OPEN 0x4e45504f
#define A_OKAY 0x59414b4f
#define A_CLSE 0x45534c43
#define A_WRTE 0x45545257
#define A_AUTH 0x48545541
// ADB protocol version.
#define A_VERSION 0x01000000
// Used for help/version information.
#define ADB_VERSION_MAJOR 1
#define ADB_VERSION_MINOR 0
std::string adb_version();
// Increment this when we want to force users to start a new adb server.
#define ADB_SERVER_VERSION 32
class atransport;
struct usb_handle;
struct amessage {
unsigned command; /* command identifier constant */
unsigned arg0; /* first argument */
unsigned arg1; /* second argument */
unsigned data_length; /* length of payload (0 is allowed) */
unsigned data_check; /* checksum of data payload */
unsigned magic; /* command ^ 0xffffffff */
};
struct apacket
{
apacket *next;
unsigned len;
unsigned char *ptr;
amessage msg;
unsigned char data[MAX_PAYLOAD];
};
/* the adisconnect structure is used to record a callback that
** will be called whenever a transport is disconnected (e.g. by the user)
** this should be used to cleanup objects that depend on the
** transport (e.g. remote sockets, listeners, etc...)
*/
struct adisconnect
{
void (*func)(void* opaque, atransport* t);
void* opaque;
};
// A transport object models the connection to a remote device or emulator there
// is one transport per connected device/emulator. A "local transport" connects
// through TCP (for the emulator), while a "usb transport" through USB (for real
// devices).
//
// Note that kTransportHost doesn't really correspond to a real transport
// object, it's a special value used to indicate that a client wants to connect
// to a service implemented within the ADB server itself.
enum TransportType {
kTransportUsb,
kTransportLocal,
kTransportAny,
kTransportHost,
};
#define TOKEN_SIZE 20
enum ConnectionState {
kCsAny = -1,
kCsOffline = 0,
kCsBootloader,
kCsDevice,
kCsHost,
kCsRecovery,
kCsNoPerm, // Insufficient permissions to communicate with the device.
kCsSideload,
kCsUnauthorized,
};
/* A listener is an entity which binds to a local port
** and, upon receiving a connection on that port, creates
** an asocket to connect the new local connection to a
** specific remote service.
**
** TODO: some listeners read from the new connection to
** determine what exact service to connect to on the far
** side.
*/
struct alistener
{
alistener *next;
alistener *prev;
fdevent fde;
int fd;
char *local_name;
char *connect_to;
atransport *transport;
adisconnect disconnect;
};
void print_packet(const char *label, apacket *p);
void fatal(const char *fmt, ...) __attribute__((noreturn));
void fatal_errno(const char *fmt, ...) __attribute__((noreturn));
void handle_packet(apacket *p, atransport *t);
void get_my_path(char *s, size_t maxLen);
int launch_server(int server_port);
int adb_main(int is_daemon, int server_port, int ack_reply_fd);
/* initialize a transport object's func pointers and state */
#if ADB_HOST
int get_available_local_transport_index();
#endif
int init_socket_transport(atransport *t, int s, int port, int local);
void init_usb_transport(atransport *t, usb_handle *usb, ConnectionState state);
#if ADB_HOST
atransport* find_emulator_transport_by_adb_port(int adb_port);
#endif
int service_to_fd(const char* name, const atransport* transport);
#if ADB_HOST
asocket *host_service_to_socket(const char* name, const char *serial);
#endif
#if !ADB_HOST
int init_jdwp(void);
asocket* create_jdwp_service_socket();
asocket* create_jdwp_tracker_service_socket();
int create_jdwp_connection_fd(int jdwp_pid);
#endif
int handle_forward_request(const char* service, TransportType type, const char* serial, int reply_fd);
#if !ADB_HOST
void framebuffer_service(int fd, void *cookie);
void set_verity_enabled_state_service(int fd, void* cookie);
#endif
/* packet allocator */
apacket *get_apacket(void);
void put_apacket(apacket *p);
// Define it if you want to dump packets.
#define DEBUG_PACKETS 0
#if !DEBUG_PACKETS
#define print_packet(tag,p) do {} while (0)
#endif
#if ADB_HOST_ON_TARGET
/* adb and adbd are coexisting on the target, so use 5038 for adb
* to avoid conflicting with adbd's usage of 5037
*/
# define DEFAULT_ADB_PORT 5038
#else
# define DEFAULT_ADB_PORT 5037
#endif
#define DEFAULT_ADB_LOCAL_TRANSPORT_PORT 5555
#define ADB_CLASS 0xff
#define ADB_SUBCLASS 0x42
#define ADB_PROTOCOL 0x1
void local_init(int port);
void local_connect(int port);
int local_connect_arbitrary_ports(int console_port, int adb_port, std::string* error);
/* usb host/client interface */
void usb_init();
int usb_write(usb_handle *h, const void *data, int len);
int usb_read(usb_handle *h, void *data, int len);
int usb_close(usb_handle *h);
void usb_kick(usb_handle *h);
/* used for USB device detection */
#if ADB_HOST
int is_adb_interface(int vid, int pid, int usb_class, int usb_subclass, int usb_protocol);
#endif
int adb_commandline(int argc, const char **argv);
ConnectionState connection_state(atransport *t);
extern const char* adb_device_banner;
#if !ADB_HOST
extern int SHELL_EXIT_NOTIFY_FD;
#endif // !ADB_HOST
#define CHUNK_SIZE (64*1024)
#if !ADB_HOST
#define USB_ADB_PATH "/dev/android_adb"
#define USB_FFS_ADB_PATH "/dev/usb-ffs/adb/"
#define USB_FFS_ADB_EP(x) USB_FFS_ADB_PATH#x
#define USB_FFS_ADB_EP0 USB_FFS_ADB_EP(ep0)
#define USB_FFS_ADB_OUT USB_FFS_ADB_EP(ep1)
#define USB_FFS_ADB_IN USB_FFS_ADB_EP(ep2)
#endif
int handle_host_request(const char* service, TransportType type, const char* serial, int reply_fd, asocket *s);
void handle_online(atransport *t);
void handle_offline(atransport *t);
void send_connect(atransport *t);
void parse_banner(const std::string&, atransport* t);
#endif