int adbd_main(int server_port) { umask(0); signal(SIGPIPE, SIG_IGN); init_transport_registration(); // We need to call this even if auth isn't enabled because the file // descriptor will always be open. adbd_cloexec_auth_socket(); if (ALLOW_ADBD_NO_AUTH && property_get_bool("ro.adb.secure", 0) == 0) { auth_required = false; } adbd_auth_init(); // Our external storage path may be different than apps, since // we aren't able to bind mount after dropping root. const char* adb_external_storage = getenv("ADB_EXTERNAL_STORAGE"); if (adb_external_storage != nullptr) { setenv("EXTERNAL_STORAGE", adb_external_storage, 1); } else { D("Warning: ADB_EXTERNAL_STORAGE is not set. Leaving EXTERNAL_STORAGE" " unchanged.\n"); } drop_privileges(server_port); bool is_usb = false; if (access(USB_ADB_PATH, F_OK) == 0 || access(USB_FFS_ADB_EP0, F_OK) == 0) { // Listen on USB. usb_init(); is_usb = true; } // If one of these properties is set, also listen on that port. // If one of the properties isn't set and we couldn't listen on usb, listen // on the default port. char prop_port[PROPERTY_VALUE_MAX]; property_get("service.adb.tcp.port", prop_port, ""); if (prop_port[0] == '\0') { property_get("persist.adb.tcp.port", prop_port, ""); } int port; if (sscanf(prop_port, "%d", &port) == 1 && port > 0) { D("using port=%d", port); // Listen on TCP port specified by service.adb.tcp.port property. local_init(port); } else if (!is_usb) { // Listen on default port. local_init(DEFAULT_ADB_LOCAL_TRANSPORT_PORT); } D("adbd_main(): pre init_jdwp()"); init_jdwp(); D("adbd_main(): post init_jdwp()"); D("Event loop starting"); fdevent_loop(); return 0; }
int adb_main(int is_daemon, int server_port) { #if !ADB_HOST int port; char value[PROPERTY_VALUE_MAX]; umask(000); #endif atexit(adb_cleanup); #if defined(_WIN32) SetConsoleCtrlHandler( ctrlc_handler, TRUE ); #else // No SIGCHLD. Let the service subproc handle its children. signal(SIGPIPE, SIG_IGN); #endif init_transport_registration(); #if ADB_HOST HOST = 1; #ifdef WORKAROUND_BUG6558362 if(is_daemon) adb_set_affinity(); #endif usb_init(); local_init(DEFAULT_ADB_LOCAL_TRANSPORT_PORT); adb_auth_init(); std::string local_name = android::base::StringPrintf("tcp:%d", server_port); if (install_listener(local_name, "*smartsocket*", NULL, 0)) { exit(1); } #else // We need to call this even if auth isn't enabled because the file // descriptor will always be open. adbd_cloexec_auth_socket(); // Override auth in factory test mode if ((ALLOW_ADBD_NO_AUTH && property_get_bool("ro.adb.secure", 0) == 0) || (property_get_bool("ro.boot.ftm", 0) == 1)) { auth_required = false; } adbd_auth_init(); // Our external storage path may be different than apps, since // we aren't able to bind mount after dropping root. const char* adb_external_storage = getenv("ADB_EXTERNAL_STORAGE"); if (NULL != adb_external_storage) { setenv("EXTERNAL_STORAGE", adb_external_storage, 1); } else { D("Warning: ADB_EXTERNAL_STORAGE is not set. Leaving EXTERNAL_STORAGE" " unchanged.\n"); } /* add extra groups: ** AID_ADB to access the USB driver ** AID_LOG to read system logs (adb logcat) ** AID_INPUT to diagnose input issues (getevent) ** AID_INET to diagnose network issues (ping) ** AID_NET_BT and AID_NET_BT_ADMIN to diagnose bluetooth (hcidump) ** AID_SDCARD_R to allow reading from the SD card ** AID_SDCARD_RW to allow writing to the SD card ** AID_NET_BW_STATS to read out qtaguid statistics */ 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 }; if (setgroups(sizeof(groups)/sizeof(groups[0]), groups) != 0) { exit(1); } /* don't listen on a port (default 5037) if running in secure mode */ /* don't run as root if we are running in secure mode */ if (should_drop_privileges()) { drop_capabilities_bounding_set_if_needed(); /* then switch user and group to "shell" */ if (setgid(AID_SHELL) != 0) { exit(1); } if (setuid(AID_SHELL) != 0) { exit(1); } D("Local port disabled\n"); } else { if ((root_seclabel != NULL) && (is_selinux_enabled() > 0)) { // b/12587913: fix setcon to allow const pointers if (setcon((char *)root_seclabel) < 0) { exit(1); } } std::string local_name = android::base::StringPrintf("tcp:%d", server_port); if (install_listener(local_name, "*smartsocket*", NULL, 0)) { exit(1); } } int usb = 0; if (access(USB_ADB_PATH, F_OK) == 0 || access(USB_FFS_ADB_EP0, F_OK) == 0) { // listen on USB usb_init(); usb = 1; } // If one of these properties is set, also listen on that port // If one of the properties isn't set and we couldn't listen on usb, // listen on the default port. property_get("service.adb.tcp.port", value, ""); if (!value[0]) { property_get("persist.adb.tcp.port", value, ""); } if (sscanf(value, "%d", &port) == 1 && port > 0) { printf("using port=%d\n", port); // listen on TCP port specified by service.adb.tcp.port property local_init(port); } else if (!usb) { // listen on default port local_init(DEFAULT_ADB_LOCAL_TRANSPORT_PORT); } D("adb_main(): pre init_jdwp()\n"); init_jdwp(); D("adb_main(): post init_jdwp()\n"); #endif if (is_daemon) { // inform our parent that we are up and running. #if defined(_WIN32) DWORD count; WriteFile( GetStdHandle( STD_OUTPUT_HANDLE ), "OK\n", 3, &count, NULL ); #else fprintf(stderr, "OK\n"); #endif start_logging(); } D("Event loop starting\n"); fdevent_loop(); usb_cleanup(); return 0; }