The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2007 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #define TRACE_TAG TRACE_ADB |
| 18 | |
| 19 | #include <stdio.h> |
| 20 | #include <stdlib.h> |
| 21 | #include <ctype.h> |
| 22 | #include <stdarg.h> |
| 23 | #include <errno.h> |
| 24 | #include <string.h> |
| 25 | #include <time.h> |
Mike Lockwood | 1f546e6 | 2009-05-25 18:17:55 -0400 | [diff] [blame] | 26 | #include <sys/time.h> |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 27 | |
| 28 | #include "sysdeps.h" |
| 29 | #include "adb.h" |
| 30 | |
| 31 | #if !ADB_HOST |
| 32 | #include <private/android_filesystem_config.h> |
Mike Lockwood | 5f4b051 | 2009-08-04 20:37:51 -0400 | [diff] [blame] | 33 | #include <linux/capability.h> |
| 34 | #include <linux/prctl.h> |
Xavier Ducrohet | a09fbd1 | 2009-05-20 17:33:53 -0700 | [diff] [blame] | 35 | #else |
| 36 | #include "usb_vendors.h" |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 37 | #endif |
| 38 | |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 39 | #if ADB_TRACE |
| 40 | ADB_MUTEX_DEFINE( D_lock ); |
| 41 | #endif |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 42 | |
| 43 | int HOST = 0; |
| 44 | |
| 45 | static const char *adb_device_banner = "device"; |
| 46 | |
| 47 | void fatal(const char *fmt, ...) |
| 48 | { |
| 49 | va_list ap; |
| 50 | va_start(ap, fmt); |
| 51 | fprintf(stderr, "error: "); |
| 52 | vfprintf(stderr, fmt, ap); |
| 53 | fprintf(stderr, "\n"); |
| 54 | va_end(ap); |
| 55 | exit(-1); |
| 56 | } |
| 57 | |
| 58 | void fatal_errno(const char *fmt, ...) |
| 59 | { |
| 60 | va_list ap; |
| 61 | va_start(ap, fmt); |
| 62 | fprintf(stderr, "error: %s: ", strerror(errno)); |
| 63 | vfprintf(stderr, fmt, ap); |
| 64 | fprintf(stderr, "\n"); |
| 65 | va_end(ap); |
| 66 | exit(-1); |
| 67 | } |
| 68 | |
| 69 | int adb_trace_mask; |
| 70 | |
| 71 | /* read a comma/space/colum/semi-column separated list of tags |
| 72 | * from the ADB_TRACE environment variable and build the trace |
| 73 | * mask from it. note that '1' and 'all' are special cases to |
| 74 | * enable all tracing |
| 75 | */ |
| 76 | void adb_trace_init(void) |
| 77 | { |
| 78 | const char* p = getenv("ADB_TRACE"); |
| 79 | const char* q; |
| 80 | |
| 81 | static const struct { |
| 82 | const char* tag; |
| 83 | int flag; |
| 84 | } tags[] = { |
| 85 | { "1", 0 }, |
| 86 | { "all", 0 }, |
| 87 | { "adb", TRACE_ADB }, |
| 88 | { "sockets", TRACE_SOCKETS }, |
| 89 | { "packets", TRACE_PACKETS }, |
| 90 | { "rwx", TRACE_RWX }, |
| 91 | { "usb", TRACE_USB }, |
| 92 | { "sync", TRACE_SYNC }, |
| 93 | { "sysdeps", TRACE_SYSDEPS }, |
| 94 | { "transport", TRACE_TRANSPORT }, |
| 95 | { "jdwp", TRACE_JDWP }, |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 96 | { "services", TRACE_SERVICES }, |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 97 | { NULL, 0 } |
| 98 | }; |
| 99 | |
| 100 | if (p == NULL) |
| 101 | return; |
| 102 | |
| 103 | /* use a comma/column/semi-colum/space separated list */ |
| 104 | while (*p) { |
| 105 | int len, tagn; |
| 106 | |
| 107 | q = strpbrk(p, " ,:;"); |
| 108 | if (q == NULL) { |
| 109 | q = p + strlen(p); |
| 110 | } |
| 111 | len = q - p; |
| 112 | |
| 113 | for (tagn = 0; tags[tagn].tag != NULL; tagn++) |
| 114 | { |
| 115 | int taglen = strlen(tags[tagn].tag); |
| 116 | |
| 117 | if (len == taglen && !memcmp(tags[tagn].tag, p, len) ) |
| 118 | { |
| 119 | int flag = tags[tagn].flag; |
| 120 | if (flag == 0) { |
| 121 | adb_trace_mask = ~0; |
| 122 | return; |
| 123 | } |
| 124 | adb_trace_mask |= (1 << flag); |
| 125 | break; |
| 126 | } |
| 127 | } |
| 128 | p = q; |
| 129 | if (*p) |
| 130 | p++; |
| 131 | } |
| 132 | } |
| 133 | |
Vladimir Chtchetkine | 28781b0 | 2012-02-27 10:41:53 -0800 | [diff] [blame] | 134 | #if !ADB_HOST |
| 135 | /* |
| 136 | * Implements ADB tracing inside the emulator. |
| 137 | */ |
| 138 | |
| 139 | #include <stdarg.h> |
| 140 | |
| 141 | /* |
| 142 | * Redefine open and write for qemu_pipe.h that contains inlined references |
| 143 | * to those routines. We will redifine them back after qemu_pipe.h inclusion. |
| 144 | */ |
| 145 | |
| 146 | #undef open |
| 147 | #undef write |
| 148 | #define open adb_open |
| 149 | #define write adb_write |
| 150 | #include <hardware/qemu_pipe.h> |
| 151 | #undef open |
| 152 | #undef write |
| 153 | #define open ___xxx_open |
| 154 | #define write ___xxx_write |
| 155 | |
| 156 | /* A handle to adb-debug qemud service in the emulator. */ |
| 157 | int adb_debug_qemu = -1; |
| 158 | |
| 159 | /* Initializes connection with the adb-debug qemud service in the emulator. */ |
| 160 | static int adb_qemu_trace_init(void) |
| 161 | { |
| 162 | char con_name[32]; |
| 163 | |
| 164 | if (adb_debug_qemu >= 0) { |
| 165 | return 0; |
| 166 | } |
| 167 | |
| 168 | /* adb debugging QEMUD service connection request. */ |
| 169 | snprintf(con_name, sizeof(con_name), "qemud:adb-debug"); |
| 170 | adb_debug_qemu = qemu_pipe_open(con_name); |
| 171 | return (adb_debug_qemu >= 0) ? 0 : -1; |
| 172 | } |
| 173 | |
| 174 | void adb_qemu_trace(const char* fmt, ...) |
| 175 | { |
| 176 | va_list args; |
| 177 | va_start(args, fmt); |
| 178 | char msg[1024]; |
| 179 | |
| 180 | if (adb_debug_qemu >= 0) { |
| 181 | vsnprintf(msg, sizeof(msg), fmt, args); |
| 182 | adb_write(adb_debug_qemu, msg, strlen(msg)); |
| 183 | } |
| 184 | } |
| 185 | #endif /* !ADB_HOST */ |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 186 | |
| 187 | apacket *get_apacket(void) |
| 188 | { |
| 189 | apacket *p = malloc(sizeof(apacket)); |
| 190 | if(p == 0) fatal("failed to allocate an apacket"); |
| 191 | memset(p, 0, sizeof(apacket) - MAX_PAYLOAD); |
| 192 | return p; |
| 193 | } |
| 194 | |
| 195 | void put_apacket(apacket *p) |
| 196 | { |
| 197 | free(p); |
| 198 | } |
| 199 | |
| 200 | void handle_online(void) |
| 201 | { |
| 202 | D("adb: online\n"); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 203 | } |
| 204 | |
| 205 | void handle_offline(atransport *t) |
| 206 | { |
| 207 | D("adb: offline\n"); |
| 208 | //Close the associated usb |
| 209 | run_transport_disconnects(t); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 210 | } |
| 211 | |
| 212 | #if TRACE_PACKETS |
| 213 | #define DUMPMAX 32 |
| 214 | void print_packet(const char *label, apacket *p) |
| 215 | { |
| 216 | char *tag; |
| 217 | char *x; |
| 218 | unsigned count; |
| 219 | |
| 220 | switch(p->msg.command){ |
| 221 | case A_SYNC: tag = "SYNC"; break; |
| 222 | case A_CNXN: tag = "CNXN" ; break; |
| 223 | case A_OPEN: tag = "OPEN"; break; |
| 224 | case A_OKAY: tag = "OKAY"; break; |
| 225 | case A_CLSE: tag = "CLSE"; break; |
| 226 | case A_WRTE: tag = "WRTE"; break; |
| 227 | default: tag = "????"; break; |
| 228 | } |
| 229 | |
| 230 | fprintf(stderr, "%s: %s %08x %08x %04x \"", |
| 231 | label, tag, p->msg.arg0, p->msg.arg1, p->msg.data_length); |
| 232 | count = p->msg.data_length; |
| 233 | x = (char*) p->data; |
| 234 | if(count > DUMPMAX) { |
| 235 | count = DUMPMAX; |
| 236 | tag = "\n"; |
| 237 | } else { |
| 238 | tag = "\"\n"; |
| 239 | } |
| 240 | while(count-- > 0){ |
| 241 | if((*x >= ' ') && (*x < 127)) { |
| 242 | fputc(*x, stderr); |
| 243 | } else { |
| 244 | fputc('.', stderr); |
| 245 | } |
| 246 | x++; |
| 247 | } |
| 248 | fprintf(stderr, tag); |
| 249 | } |
| 250 | #endif |
| 251 | |
| 252 | static void send_ready(unsigned local, unsigned remote, atransport *t) |
| 253 | { |
| 254 | D("Calling send_ready \n"); |
| 255 | apacket *p = get_apacket(); |
| 256 | p->msg.command = A_OKAY; |
| 257 | p->msg.arg0 = local; |
| 258 | p->msg.arg1 = remote; |
| 259 | send_packet(p, t); |
| 260 | } |
| 261 | |
| 262 | static void send_close(unsigned local, unsigned remote, atransport *t) |
| 263 | { |
| 264 | D("Calling send_close \n"); |
| 265 | apacket *p = get_apacket(); |
| 266 | p->msg.command = A_CLSE; |
| 267 | p->msg.arg0 = local; |
| 268 | p->msg.arg1 = remote; |
| 269 | send_packet(p, t); |
| 270 | } |
| 271 | |
| 272 | static void send_connect(atransport *t) |
| 273 | { |
| 274 | D("Calling send_connect \n"); |
| 275 | apacket *cp = get_apacket(); |
| 276 | cp->msg.command = A_CNXN; |
| 277 | cp->msg.arg0 = A_VERSION; |
| 278 | cp->msg.arg1 = MAX_PAYLOAD; |
| 279 | snprintf((char*) cp->data, sizeof cp->data, "%s::", |
| 280 | HOST ? "host" : adb_device_banner); |
| 281 | cp->msg.data_length = strlen((char*) cp->data) + 1; |
| 282 | send_packet(cp, t); |
| 283 | #if ADB_HOST |
| 284 | /* XXX why sleep here? */ |
| 285 | // allow the device some time to respond to the connect message |
| 286 | adb_sleep_ms(1000); |
| 287 | #endif |
| 288 | } |
| 289 | |
| 290 | static char *connection_state_name(atransport *t) |
| 291 | { |
| 292 | if (t == NULL) { |
| 293 | return "unknown"; |
| 294 | } |
| 295 | |
| 296 | switch(t->connection_state) { |
| 297 | case CS_BOOTLOADER: |
| 298 | return "bootloader"; |
| 299 | case CS_DEVICE: |
| 300 | return "device"; |
| 301 | case CS_OFFLINE: |
| 302 | return "offline"; |
| 303 | default: |
| 304 | return "unknown"; |
| 305 | } |
| 306 | } |
| 307 | |
| 308 | void parse_banner(char *banner, atransport *t) |
| 309 | { |
| 310 | char *type, *product, *end; |
| 311 | |
| 312 | D("parse_banner: %s\n", banner); |
| 313 | type = banner; |
| 314 | product = strchr(type, ':'); |
| 315 | if(product) { |
| 316 | *product++ = 0; |
| 317 | } else { |
| 318 | product = ""; |
| 319 | } |
| 320 | |
| 321 | /* remove trailing ':' */ |
| 322 | end = strchr(product, ':'); |
| 323 | if(end) *end = 0; |
| 324 | |
| 325 | /* save product name in device structure */ |
| 326 | if (t->product == NULL) { |
| 327 | t->product = strdup(product); |
| 328 | } else if (strcmp(product, t->product) != 0) { |
| 329 | free(t->product); |
| 330 | t->product = strdup(product); |
| 331 | } |
| 332 | |
| 333 | if(!strcmp(type, "bootloader")){ |
| 334 | D("setting connection_state to CS_BOOTLOADER\n"); |
| 335 | t->connection_state = CS_BOOTLOADER; |
| 336 | update_transports(); |
| 337 | return; |
| 338 | } |
| 339 | |
| 340 | if(!strcmp(type, "device")) { |
| 341 | D("setting connection_state to CS_DEVICE\n"); |
| 342 | t->connection_state = CS_DEVICE; |
| 343 | update_transports(); |
| 344 | return; |
| 345 | } |
| 346 | |
| 347 | if(!strcmp(type, "recovery")) { |
| 348 | D("setting connection_state to CS_RECOVERY\n"); |
| 349 | t->connection_state = CS_RECOVERY; |
| 350 | update_transports(); |
| 351 | return; |
| 352 | } |
| 353 | |
Doug Zongker | 447f061 | 2012-01-09 14:54:53 -0800 | [diff] [blame] | 354 | if(!strcmp(type, "sideload")) { |
| 355 | D("setting connection_state to CS_SIDELOAD\n"); |
| 356 | t->connection_state = CS_SIDELOAD; |
| 357 | update_transports(); |
| 358 | return; |
| 359 | } |
| 360 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 361 | t->connection_state = CS_HOST; |
| 362 | } |
| 363 | |
| 364 | void handle_packet(apacket *p, atransport *t) |
| 365 | { |
| 366 | asocket *s; |
| 367 | |
Viral Mehta | 899913f | 2010-06-16 18:41:28 +0530 | [diff] [blame] | 368 | D("handle_packet() %c%c%c%c\n", ((char*) (&(p->msg.command)))[0], |
| 369 | ((char*) (&(p->msg.command)))[1], |
| 370 | ((char*) (&(p->msg.command)))[2], |
| 371 | ((char*) (&(p->msg.command)))[3]); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 372 | print_packet("recv", p); |
| 373 | |
| 374 | switch(p->msg.command){ |
| 375 | case A_SYNC: |
| 376 | if(p->msg.arg0){ |
| 377 | send_packet(p, t); |
| 378 | if(HOST) send_connect(t); |
| 379 | } else { |
| 380 | t->connection_state = CS_OFFLINE; |
| 381 | handle_offline(t); |
| 382 | send_packet(p, t); |
| 383 | } |
| 384 | return; |
| 385 | |
| 386 | case A_CNXN: /* CONNECT(version, maxdata, "system-id-string") */ |
| 387 | /* XXX verify version, etc */ |
| 388 | if(t->connection_state != CS_OFFLINE) { |
| 389 | t->connection_state = CS_OFFLINE; |
| 390 | handle_offline(t); |
| 391 | } |
| 392 | parse_banner((char*) p->data, t); |
| 393 | handle_online(); |
| 394 | if(!HOST) send_connect(t); |
| 395 | break; |
| 396 | |
| 397 | case A_OPEN: /* OPEN(local-id, 0, "destination") */ |
| 398 | if(t->connection_state != CS_OFFLINE) { |
| 399 | char *name = (char*) p->data; |
| 400 | name[p->msg.data_length > 0 ? p->msg.data_length - 1 : 0] = 0; |
| 401 | s = create_local_service_socket(name); |
| 402 | if(s == 0) { |
| 403 | send_close(0, p->msg.arg0, t); |
| 404 | } else { |
| 405 | s->peer = create_remote_socket(p->msg.arg0, t); |
| 406 | s->peer->peer = s; |
| 407 | send_ready(s->id, s->peer->id, t); |
| 408 | s->ready(s); |
| 409 | } |
| 410 | } |
| 411 | break; |
| 412 | |
| 413 | case A_OKAY: /* READY(local-id, remote-id, "") */ |
| 414 | if(t->connection_state != CS_OFFLINE) { |
| 415 | if((s = find_local_socket(p->msg.arg1))) { |
| 416 | if(s->peer == 0) { |
| 417 | s->peer = create_remote_socket(p->msg.arg0, t); |
| 418 | s->peer->peer = s; |
| 419 | } |
| 420 | s->ready(s); |
| 421 | } |
| 422 | } |
| 423 | break; |
| 424 | |
| 425 | case A_CLSE: /* CLOSE(local-id, remote-id, "") */ |
| 426 | if(t->connection_state != CS_OFFLINE) { |
| 427 | if((s = find_local_socket(p->msg.arg1))) { |
| 428 | s->close(s); |
| 429 | } |
| 430 | } |
| 431 | break; |
| 432 | |
| 433 | case A_WRTE: |
| 434 | if(t->connection_state != CS_OFFLINE) { |
| 435 | if((s = find_local_socket(p->msg.arg1))) { |
| 436 | unsigned rid = p->msg.arg0; |
| 437 | p->len = p->msg.data_length; |
| 438 | |
| 439 | if(s->enqueue(s, p) == 0) { |
| 440 | D("Enqueue the socket\n"); |
| 441 | send_ready(s->id, rid, t); |
| 442 | } |
| 443 | return; |
| 444 | } |
| 445 | } |
| 446 | break; |
| 447 | |
| 448 | default: |
| 449 | printf("handle_packet: what is %08x?!\n", p->msg.command); |
| 450 | } |
| 451 | |
| 452 | put_apacket(p); |
| 453 | } |
| 454 | |
| 455 | alistener listener_list = { |
| 456 | .next = &listener_list, |
| 457 | .prev = &listener_list, |
| 458 | }; |
| 459 | |
| 460 | static void ss_listener_event_func(int _fd, unsigned ev, void *_l) |
| 461 | { |
| 462 | asocket *s; |
| 463 | |
| 464 | if(ev & FDE_READ) { |
| 465 | struct sockaddr addr; |
| 466 | socklen_t alen; |
| 467 | int fd; |
| 468 | |
| 469 | alen = sizeof(addr); |
| 470 | fd = adb_socket_accept(_fd, &addr, &alen); |
| 471 | if(fd < 0) return; |
| 472 | |
| 473 | adb_socket_setbufsize(fd, CHUNK_SIZE); |
| 474 | |
| 475 | s = create_local_socket(fd); |
| 476 | if(s) { |
| 477 | connect_to_smartsocket(s); |
| 478 | return; |
| 479 | } |
| 480 | |
| 481 | adb_close(fd); |
| 482 | } |
| 483 | } |
| 484 | |
| 485 | static void listener_event_func(int _fd, unsigned ev, void *_l) |
| 486 | { |
| 487 | alistener *l = _l; |
| 488 | asocket *s; |
| 489 | |
| 490 | if(ev & FDE_READ) { |
| 491 | struct sockaddr addr; |
| 492 | socklen_t alen; |
| 493 | int fd; |
| 494 | |
| 495 | alen = sizeof(addr); |
| 496 | fd = adb_socket_accept(_fd, &addr, &alen); |
| 497 | if(fd < 0) return; |
| 498 | |
| 499 | s = create_local_socket(fd); |
| 500 | if(s) { |
| 501 | s->transport = l->transport; |
| 502 | connect_to_remote(s, l->connect_to); |
| 503 | return; |
| 504 | } |
| 505 | |
| 506 | adb_close(fd); |
| 507 | } |
| 508 | } |
| 509 | |
| 510 | static void free_listener(alistener* l) |
| 511 | { |
| 512 | if (l->next) { |
| 513 | l->next->prev = l->prev; |
| 514 | l->prev->next = l->next; |
| 515 | l->next = l->prev = l; |
| 516 | } |
| 517 | |
| 518 | // closes the corresponding fd |
| 519 | fdevent_remove(&l->fde); |
| 520 | |
| 521 | if (l->local_name) |
| 522 | free((char*)l->local_name); |
| 523 | |
| 524 | if (l->connect_to) |
| 525 | free((char*)l->connect_to); |
| 526 | |
| 527 | if (l->transport) { |
| 528 | remove_transport_disconnect(l->transport, &l->disconnect); |
| 529 | } |
| 530 | free(l); |
| 531 | } |
| 532 | |
| 533 | static void listener_disconnect(void* _l, atransport* t) |
| 534 | { |
| 535 | alistener* l = _l; |
| 536 | |
| 537 | free_listener(l); |
| 538 | } |
| 539 | |
| 540 | int local_name_to_fd(const char *name) |
| 541 | { |
| 542 | int port; |
| 543 | |
| 544 | if(!strncmp("tcp:", name, 4)){ |
| 545 | int ret; |
| 546 | port = atoi(name + 4); |
| 547 | ret = socket_loopback_server(port, SOCK_STREAM); |
| 548 | return ret; |
| 549 | } |
| 550 | #ifndef HAVE_WIN32_IPC /* no Unix-domain sockets on Win32 */ |
| 551 | // It's non-sensical to support the "reserved" space on the adb host side |
| 552 | if(!strncmp(name, "local:", 6)) { |
| 553 | return socket_local_server(name + 6, |
| 554 | ANDROID_SOCKET_NAMESPACE_ABSTRACT, SOCK_STREAM); |
| 555 | } else if(!strncmp(name, "localabstract:", 14)) { |
| 556 | return socket_local_server(name + 14, |
| 557 | ANDROID_SOCKET_NAMESPACE_ABSTRACT, SOCK_STREAM); |
| 558 | } else if(!strncmp(name, "localfilesystem:", 16)) { |
| 559 | return socket_local_server(name + 16, |
| 560 | ANDROID_SOCKET_NAMESPACE_FILESYSTEM, SOCK_STREAM); |
| 561 | } |
| 562 | |
| 563 | #endif |
| 564 | printf("unknown local portname '%s'\n", name); |
| 565 | return -1; |
| 566 | } |
| 567 | |
| 568 | static int remove_listener(const char *local_name, const char *connect_to, atransport* transport) |
| 569 | { |
| 570 | alistener *l; |
| 571 | |
| 572 | for (l = listener_list.next; l != &listener_list; l = l->next) { |
| 573 | if (!strcmp(local_name, l->local_name) && |
| 574 | !strcmp(connect_to, l->connect_to) && |
| 575 | l->transport && l->transport == transport) { |
| 576 | |
| 577 | listener_disconnect(l, transport); |
| 578 | return 0; |
| 579 | } |
| 580 | } |
| 581 | |
| 582 | return -1; |
| 583 | } |
| 584 | |
| 585 | static int install_listener(const char *local_name, const char *connect_to, atransport* transport) |
| 586 | { |
| 587 | alistener *l; |
| 588 | |
| 589 | //printf("install_listener('%s','%s')\n", local_name, connect_to); |
| 590 | |
| 591 | for(l = listener_list.next; l != &listener_list; l = l->next){ |
| 592 | if(strcmp(local_name, l->local_name) == 0) { |
| 593 | char *cto; |
| 594 | |
| 595 | /* can't repurpose a smartsocket */ |
| 596 | if(l->connect_to[0] == '*') { |
| 597 | return -1; |
| 598 | } |
| 599 | |
| 600 | cto = strdup(connect_to); |
| 601 | if(cto == 0) { |
| 602 | return -1; |
| 603 | } |
| 604 | |
| 605 | //printf("rebinding '%s' to '%s'\n", local_name, connect_to); |
| 606 | free((void*) l->connect_to); |
| 607 | l->connect_to = cto; |
| 608 | if (l->transport != transport) { |
| 609 | remove_transport_disconnect(l->transport, &l->disconnect); |
| 610 | l->transport = transport; |
| 611 | add_transport_disconnect(l->transport, &l->disconnect); |
| 612 | } |
| 613 | return 0; |
| 614 | } |
| 615 | } |
| 616 | |
| 617 | if((l = calloc(1, sizeof(alistener))) == 0) goto nomem; |
| 618 | if((l->local_name = strdup(local_name)) == 0) goto nomem; |
| 619 | if((l->connect_to = strdup(connect_to)) == 0) goto nomem; |
| 620 | |
| 621 | |
| 622 | l->fd = local_name_to_fd(local_name); |
| 623 | if(l->fd < 0) { |
| 624 | free((void*) l->local_name); |
| 625 | free((void*) l->connect_to); |
| 626 | free(l); |
| 627 | printf("cannot bind '%s'\n", local_name); |
| 628 | return -2; |
| 629 | } |
| 630 | |
| 631 | close_on_exec(l->fd); |
| 632 | if(!strcmp(l->connect_to, "*smartsocket*")) { |
| 633 | fdevent_install(&l->fde, l->fd, ss_listener_event_func, l); |
| 634 | } else { |
| 635 | fdevent_install(&l->fde, l->fd, listener_event_func, l); |
| 636 | } |
| 637 | fdevent_set(&l->fde, FDE_READ); |
| 638 | |
| 639 | l->next = &listener_list; |
| 640 | l->prev = listener_list.prev; |
| 641 | l->next->prev = l; |
| 642 | l->prev->next = l; |
| 643 | l->transport = transport; |
| 644 | |
| 645 | if (transport) { |
| 646 | l->disconnect.opaque = l; |
| 647 | l->disconnect.func = listener_disconnect; |
| 648 | add_transport_disconnect(transport, &l->disconnect); |
| 649 | } |
| 650 | return 0; |
| 651 | |
| 652 | nomem: |
| 653 | fatal("cannot allocate listener"); |
| 654 | return 0; |
| 655 | } |
| 656 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 657 | #ifdef HAVE_WIN32_PROC |
| 658 | static BOOL WINAPI ctrlc_handler(DWORD type) |
| 659 | { |
| 660 | exit(STATUS_CONTROL_C_EXIT); |
| 661 | return TRUE; |
| 662 | } |
| 663 | #endif |
| 664 | |
| 665 | static void adb_cleanup(void) |
| 666 | { |
| 667 | usb_cleanup(); |
| 668 | } |
| 669 | |
| 670 | void start_logging(void) |
| 671 | { |
| 672 | #ifdef HAVE_WIN32_PROC |
| 673 | char temp[ MAX_PATH ]; |
| 674 | FILE* fnul; |
| 675 | FILE* flog; |
| 676 | |
| 677 | GetTempPath( sizeof(temp) - 8, temp ); |
| 678 | strcat( temp, "adb.log" ); |
| 679 | |
| 680 | /* Win32 specific redirections */ |
| 681 | fnul = fopen( "NUL", "rt" ); |
| 682 | if (fnul != NULL) |
| 683 | stdin[0] = fnul[0]; |
| 684 | |
| 685 | flog = fopen( temp, "at" ); |
| 686 | if (flog == NULL) |
| 687 | flog = fnul; |
| 688 | |
| 689 | setvbuf( flog, NULL, _IONBF, 0 ); |
| 690 | |
| 691 | stdout[0] = flog[0]; |
| 692 | stderr[0] = flog[0]; |
| 693 | fprintf(stderr,"--- adb starting (pid %d) ---\n", getpid()); |
| 694 | #else |
| 695 | int fd; |
| 696 | |
| 697 | fd = unix_open("/dev/null", O_RDONLY); |
| 698 | dup2(fd, 0); |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 699 | adb_close(fd); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 700 | |
| 701 | fd = unix_open("/tmp/adb.log", O_WRONLY | O_CREAT | O_APPEND, 0640); |
| 702 | if(fd < 0) { |
| 703 | fd = unix_open("/dev/null", O_WRONLY); |
| 704 | } |
| 705 | dup2(fd, 1); |
| 706 | dup2(fd, 2); |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 707 | adb_close(fd); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 708 | fprintf(stderr,"--- adb starting (pid %d) ---\n", getpid()); |
| 709 | #endif |
| 710 | } |
| 711 | |
| 712 | #if !ADB_HOST |
| 713 | void start_device_log(void) |
| 714 | { |
| 715 | int fd; |
Mike Lockwood | 1f546e6 | 2009-05-25 18:17:55 -0400 | [diff] [blame] | 716 | char path[PATH_MAX]; |
| 717 | struct tm now; |
| 718 | time_t t; |
| 719 | char value[PROPERTY_VALUE_MAX]; |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 720 | |
Mike Lockwood | 1f546e6 | 2009-05-25 18:17:55 -0400 | [diff] [blame] | 721 | // read the trace mask from persistent property persist.adb.trace_mask |
| 722 | // give up if the property is not set or cannot be parsed |
| 723 | property_get("persist.adb.trace_mask", value, ""); |
| 724 | if (sscanf(value, "%x", &adb_trace_mask) != 1) |
| 725 | return; |
| 726 | |
| 727 | adb_mkdir("/data/adb", 0775); |
| 728 | tzset(); |
| 729 | time(&t); |
| 730 | localtime_r(&t, &now); |
| 731 | strftime(path, sizeof(path), |
| 732 | "/data/adb/adb-%Y-%m-%d-%H-%M-%S.txt", |
| 733 | &now); |
| 734 | fd = unix_open(path, O_WRONLY | O_CREAT | O_TRUNC, 0640); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 735 | if (fd < 0) |
| 736 | return; |
| 737 | |
| 738 | // redirect stdout and stderr to the log file |
| 739 | dup2(fd, 1); |
| 740 | dup2(fd, 2); |
| 741 | fprintf(stderr,"--- adb starting (pid %d) ---\n", getpid()); |
Benoit Goby | 95ef828 | 2011-02-01 18:57:41 -0800 | [diff] [blame] | 742 | adb_close(fd); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 743 | |
| 744 | fd = unix_open("/dev/null", O_RDONLY); |
| 745 | dup2(fd, 0); |
Benoit Goby | 95ef828 | 2011-02-01 18:57:41 -0800 | [diff] [blame] | 746 | adb_close(fd); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 747 | } |
| 748 | #endif |
| 749 | |
| 750 | #if ADB_HOST |
Stefan Hilzinger | a84a42e | 2010-04-19 12:21:12 +0100 | [diff] [blame] | 751 | int launch_server(int server_port) |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 752 | { |
| 753 | #ifdef HAVE_WIN32_PROC |
| 754 | /* we need to start the server in the background */ |
| 755 | /* we create a PIPE that will be used to wait for the server's "OK" */ |
| 756 | /* message since the pipe handles must be inheritable, we use a */ |
| 757 | /* security attribute */ |
| 758 | HANDLE pipe_read, pipe_write; |
| 759 | SECURITY_ATTRIBUTES sa; |
| 760 | STARTUPINFO startup; |
| 761 | PROCESS_INFORMATION pinfo; |
| 762 | char program_path[ MAX_PATH ]; |
| 763 | int ret; |
| 764 | |
| 765 | sa.nLength = sizeof(sa); |
| 766 | sa.lpSecurityDescriptor = NULL; |
| 767 | sa.bInheritHandle = TRUE; |
| 768 | |
| 769 | /* create pipe, and ensure its read handle isn't inheritable */ |
| 770 | ret = CreatePipe( &pipe_read, &pipe_write, &sa, 0 ); |
| 771 | if (!ret) { |
| 772 | fprintf(stderr, "CreatePipe() failure, error %ld\n", GetLastError() ); |
| 773 | return -1; |
| 774 | } |
| 775 | |
| 776 | SetHandleInformation( pipe_read, HANDLE_FLAG_INHERIT, 0 ); |
| 777 | |
| 778 | ZeroMemory( &startup, sizeof(startup) ); |
| 779 | startup.cb = sizeof(startup); |
| 780 | startup.hStdInput = GetStdHandle( STD_INPUT_HANDLE ); |
| 781 | startup.hStdOutput = pipe_write; |
| 782 | startup.hStdError = GetStdHandle( STD_ERROR_HANDLE ); |
| 783 | startup.dwFlags = STARTF_USESTDHANDLES; |
| 784 | |
| 785 | ZeroMemory( &pinfo, sizeof(pinfo) ); |
| 786 | |
| 787 | /* get path of current program */ |
| 788 | GetModuleFileName( NULL, program_path, sizeof(program_path) ); |
| 789 | |
| 790 | ret = CreateProcess( |
| 791 | program_path, /* program path */ |
| 792 | "adb fork-server server", |
| 793 | /* the fork-server argument will set the |
| 794 | debug = 2 in the child */ |
| 795 | NULL, /* process handle is not inheritable */ |
| 796 | NULL, /* thread handle is not inheritable */ |
| 797 | TRUE, /* yes, inherit some handles */ |
| 798 | DETACHED_PROCESS, /* the new process doesn't have a console */ |
| 799 | NULL, /* use parent's environment block */ |
| 800 | NULL, /* use parent's starting directory */ |
| 801 | &startup, /* startup info, i.e. std handles */ |
| 802 | &pinfo ); |
| 803 | |
| 804 | CloseHandle( pipe_write ); |
| 805 | |
| 806 | if (!ret) { |
| 807 | fprintf(stderr, "CreateProcess failure, error %ld\n", GetLastError() ); |
| 808 | CloseHandle( pipe_read ); |
| 809 | return -1; |
| 810 | } |
| 811 | |
| 812 | CloseHandle( pinfo.hProcess ); |
| 813 | CloseHandle( pinfo.hThread ); |
| 814 | |
| 815 | /* wait for the "OK\n" message */ |
| 816 | { |
| 817 | char temp[3]; |
| 818 | DWORD count; |
| 819 | |
| 820 | ret = ReadFile( pipe_read, temp, 3, &count, NULL ); |
| 821 | CloseHandle( pipe_read ); |
| 822 | if ( !ret ) { |
| 823 | fprintf(stderr, "could not read ok from ADB Server, error = %ld\n", GetLastError() ); |
| 824 | return -1; |
| 825 | } |
| 826 | if (count != 3 || temp[0] != 'O' || temp[1] != 'K' || temp[2] != '\n') { |
| 827 | fprintf(stderr, "ADB server didn't ACK\n" ); |
| 828 | return -1; |
| 829 | } |
| 830 | } |
| 831 | #elif defined(HAVE_FORKEXEC) |
| 832 | char path[PATH_MAX]; |
| 833 | int fd[2]; |
| 834 | |
| 835 | // set up a pipe so the child can tell us when it is ready. |
| 836 | // fd[0] will be parent's end, and fd[1] will get mapped to stderr in the child. |
| 837 | if (pipe(fd)) { |
| 838 | fprintf(stderr, "pipe failed in launch_server, errno: %d\n", errno); |
| 839 | return -1; |
| 840 | } |
Alexey Tarasov | 3166410 | 2009-10-22 02:55:00 +1100 | [diff] [blame] | 841 | get_my_path(path, PATH_MAX); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 842 | pid_t pid = fork(); |
| 843 | if(pid < 0) return -1; |
| 844 | |
| 845 | if (pid == 0) { |
| 846 | // child side of the fork |
| 847 | |
| 848 | // redirect stderr to the pipe |
| 849 | // we use stderr instead of stdout due to stdout's buffering behavior. |
| 850 | adb_close(fd[0]); |
| 851 | dup2(fd[1], STDERR_FILENO); |
| 852 | adb_close(fd[1]); |
| 853 | |
| 854 | // child process |
| 855 | int result = execl(path, "adb", "fork-server", "server", NULL); |
| 856 | // this should not return |
| 857 | fprintf(stderr, "OOPS! execl returned %d, errno: %d\n", result, errno); |
| 858 | } else { |
| 859 | // parent side of the fork |
| 860 | |
| 861 | char temp[3]; |
| 862 | |
| 863 | temp[0] = 'A'; temp[1] = 'B'; temp[2] = 'C'; |
| 864 | // wait for the "OK\n" message |
| 865 | adb_close(fd[1]); |
| 866 | int ret = adb_read(fd[0], temp, 3); |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 867 | int saved_errno = errno; |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 868 | adb_close(fd[0]); |
| 869 | if (ret < 0) { |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 870 | fprintf(stderr, "could not read ok from ADB Server, errno = %d\n", saved_errno); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 871 | return -1; |
| 872 | } |
| 873 | if (ret != 3 || temp[0] != 'O' || temp[1] != 'K' || temp[2] != '\n') { |
| 874 | fprintf(stderr, "ADB server didn't ACK\n" ); |
| 875 | return -1; |
| 876 | } |
| 877 | |
| 878 | setsid(); |
| 879 | } |
| 880 | #else |
| 881 | #error "cannot implement background server start on this platform" |
| 882 | #endif |
| 883 | return 0; |
| 884 | } |
| 885 | #endif |
| 886 | |
Stefan Hilzinger | a84a42e | 2010-04-19 12:21:12 +0100 | [diff] [blame] | 887 | /* Constructs a local name of form tcp:port. |
| 888 | * target_str points to the target string, it's content will be overwritten. |
| 889 | * target_size is the capacity of the target string. |
| 890 | * server_port is the port number to use for the local name. |
| 891 | */ |
| 892 | void build_local_name(char* target_str, size_t target_size, int server_port) |
| 893 | { |
| 894 | snprintf(target_str, target_size, "tcp:%d", server_port); |
| 895 | } |
| 896 | |
Nick Kralevich | bd9206b | 2012-01-19 10:18:59 -0800 | [diff] [blame] | 897 | #if !ADB_HOST |
| 898 | static int should_drop_privileges() { |
Nick Kralevich | 5890fe3 | 2012-01-19 13:11:35 -0800 | [diff] [blame] | 899 | #ifndef ALLOW_ADBD_ROOT |
| 900 | return 1; |
| 901 | #else /* ALLOW_ADBD_ROOT */ |
Nick Kralevich | bd9206b | 2012-01-19 10:18:59 -0800 | [diff] [blame] | 902 | int secure = 0; |
| 903 | char value[PROPERTY_VALUE_MAX]; |
| 904 | |
| 905 | /* run adbd in secure mode if ro.secure is set and |
| 906 | ** we are not in the emulator |
| 907 | */ |
| 908 | property_get("ro.kernel.qemu", value, ""); |
| 909 | if (strcmp(value, "1") != 0) { |
| 910 | property_get("ro.secure", value, "1"); |
| 911 | if (strcmp(value, "1") == 0) { |
| 912 | // don't run as root if ro.secure is set... |
| 913 | secure = 1; |
| 914 | |
| 915 | // ... except we allow running as root in userdebug builds if the |
| 916 | // service.adb.root property has been set by the "adb root" command |
| 917 | property_get("ro.debuggable", value, ""); |
| 918 | if (strcmp(value, "1") == 0) { |
| 919 | property_get("service.adb.root", value, ""); |
| 920 | if (strcmp(value, "1") == 0) { |
| 921 | secure = 0; |
| 922 | } |
| 923 | } |
| 924 | } |
| 925 | } |
| 926 | return secure; |
Nick Kralevich | 5890fe3 | 2012-01-19 13:11:35 -0800 | [diff] [blame] | 927 | #endif /* ALLOW_ADBD_ROOT */ |
Nick Kralevich | bd9206b | 2012-01-19 10:18:59 -0800 | [diff] [blame] | 928 | } |
| 929 | #endif /* !ADB_HOST */ |
| 930 | |
Stefan Hilzinger | a84a42e | 2010-04-19 12:21:12 +0100 | [diff] [blame] | 931 | int adb_main(int is_daemon, int server_port) |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 932 | { |
| 933 | #if !ADB_HOST |
Mike Lockwood | 2f38b69 | 2009-08-24 15:58:40 -0700 | [diff] [blame] | 934 | int port; |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 935 | char value[PROPERTY_VALUE_MAX]; |
Nick Kralevich | eb68fa8 | 2012-04-02 13:00:35 -0700 | [diff] [blame] | 936 | |
| 937 | umask(000); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 938 | #endif |
| 939 | |
| 940 | atexit(adb_cleanup); |
| 941 | #ifdef HAVE_WIN32_PROC |
| 942 | SetConsoleCtrlHandler( ctrlc_handler, TRUE ); |
| 943 | #elif defined(HAVE_FORKEXEC) |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 944 | // No SIGCHLD. Let the service subproc handle its children. |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 945 | signal(SIGPIPE, SIG_IGN); |
| 946 | #endif |
| 947 | |
| 948 | init_transport_registration(); |
| 949 | |
| 950 | |
| 951 | #if ADB_HOST |
| 952 | HOST = 1; |
Xavier Ducrohet | a09fbd1 | 2009-05-20 17:33:53 -0700 | [diff] [blame] | 953 | usb_vendors_init(); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 954 | usb_init(); |
Stefan Hilzinger | a84a42e | 2010-04-19 12:21:12 +0100 | [diff] [blame] | 955 | local_init(DEFAULT_ADB_LOCAL_TRANSPORT_PORT); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 956 | |
Stefan Hilzinger | a84a42e | 2010-04-19 12:21:12 +0100 | [diff] [blame] | 957 | char local_name[30]; |
| 958 | build_local_name(local_name, sizeof(local_name), server_port); |
| 959 | if(install_listener(local_name, "*smartsocket*", NULL)) { |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 960 | exit(1); |
| 961 | } |
| 962 | #else |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 963 | |
Stefan Hilzinger | a84a42e | 2010-04-19 12:21:12 +0100 | [diff] [blame] | 964 | /* don't listen on a port (default 5037) if running in secure mode */ |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 965 | /* don't run as root if we are running in secure mode */ |
Nick Kralevich | bd9206b | 2012-01-19 10:18:59 -0800 | [diff] [blame] | 966 | if (should_drop_privileges()) { |
Mike Lockwood | 5f4b051 | 2009-08-04 20:37:51 -0400 | [diff] [blame] | 967 | struct __user_cap_header_struct header; |
| 968 | struct __user_cap_data_struct cap; |
| 969 | |
Nick Kralevich | 44db990 | 2010-08-27 14:35:07 -0700 | [diff] [blame] | 970 | if (prctl(PR_SET_KEEPCAPS, 1, 0, 0, 0) != 0) { |
| 971 | exit(1); |
| 972 | } |
Mike Lockwood | 5f4b051 | 2009-08-04 20:37:51 -0400 | [diff] [blame] | 973 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 974 | /* add extra groups: |
| 975 | ** AID_ADB to access the USB driver |
| 976 | ** AID_LOG to read system logs (adb logcat) |
| 977 | ** AID_INPUT to diagnose input issues (getevent) |
| 978 | ** AID_INET to diagnose network issues (netcfg, ping) |
| 979 | ** AID_GRAPHICS to access the frame buffer |
The Android Open Source Project | 2015549 | 2009-03-11 12:12:01 -0700 | [diff] [blame] | 980 | ** AID_NET_BT and AID_NET_BT_ADMIN to diagnose bluetooth (hcidump) |
Dianne Hackborn | 50458cf | 2012-03-07 12:57:14 -0800 | [diff] [blame] | 981 | ** AID_SDCARD_R to allow reading from the SD card |
Mike Lockwood | 6a3075c | 2009-05-25 13:52:00 -0400 | [diff] [blame] | 982 | ** AID_SDCARD_RW to allow writing to the SD card |
Mike Lockwood | d969faa | 2010-02-24 16:07:23 -0500 | [diff] [blame] | 983 | ** AID_MOUNT to allow unmounting the SD card before rebooting |
JP Abgrall | 61b90bd | 2011-11-09 10:30:08 -0800 | [diff] [blame] | 984 | ** AID_NET_BW_STATS to read out qtaguid statistics |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 985 | */ |
The Android Open Source Project | 2015549 | 2009-03-11 12:12:01 -0700 | [diff] [blame] | 986 | gid_t groups[] = { AID_ADB, AID_LOG, AID_INPUT, AID_INET, AID_GRAPHICS, |
Dianne Hackborn | 50458cf | 2012-03-07 12:57:14 -0800 | [diff] [blame] | 987 | AID_NET_BT, AID_NET_BT_ADMIN, AID_SDCARD_R, AID_SDCARD_RW, |
| 988 | AID_MOUNT, AID_NET_BW_STATS }; |
Nick Kralevich | 44db990 | 2010-08-27 14:35:07 -0700 | [diff] [blame] | 989 | if (setgroups(sizeof(groups)/sizeof(groups[0]), groups) != 0) { |
| 990 | exit(1); |
| 991 | } |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 992 | |
| 993 | /* then switch user and group to "shell" */ |
Nick Kralevich | 44db990 | 2010-08-27 14:35:07 -0700 | [diff] [blame] | 994 | if (setgid(AID_SHELL) != 0) { |
| 995 | exit(1); |
| 996 | } |
| 997 | if (setuid(AID_SHELL) != 0) { |
| 998 | exit(1); |
| 999 | } |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 1000 | |
Mike Lockwood | 5f4b051 | 2009-08-04 20:37:51 -0400 | [diff] [blame] | 1001 | /* set CAP_SYS_BOOT capability, so "adb reboot" will succeed */ |
| 1002 | header.version = _LINUX_CAPABILITY_VERSION; |
| 1003 | header.pid = 0; |
| 1004 | cap.effective = cap.permitted = (1 << CAP_SYS_BOOT); |
| 1005 | cap.inheritable = 0; |
| 1006 | capset(&header, &cap); |
| 1007 | |
Stefan Hilzinger | a84a42e | 2010-04-19 12:21:12 +0100 | [diff] [blame] | 1008 | D("Local port disabled\n"); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 1009 | } else { |
Stefan Hilzinger | a84a42e | 2010-04-19 12:21:12 +0100 | [diff] [blame] | 1010 | char local_name[30]; |
| 1011 | build_local_name(local_name, sizeof(local_name), server_port); |
| 1012 | if(install_listener(local_name, "*smartsocket*", NULL)) { |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 1013 | exit(1); |
| 1014 | } |
| 1015 | } |
| 1016 | |
| 1017 | /* for the device, start the usb transport if the |
Mike Lockwood | 8e2ceae | 2010-04-20 14:06:40 -0400 | [diff] [blame] | 1018 | ** android usb device exists and the "service.adb.tcp.port" and |
| 1019 | ** "persist.adb.tcp.port" properties are not set. |
| 1020 | ** Otherwise start the network transport. |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 1021 | */ |
Mike Lockwood | 8e2ceae | 2010-04-20 14:06:40 -0400 | [diff] [blame] | 1022 | property_get("service.adb.tcp.port", value, ""); |
| 1023 | if (!value[0]) |
| 1024 | property_get("persist.adb.tcp.port", value, ""); |
Mike Lockwood | cef31a0 | 2009-08-26 12:50:22 -0700 | [diff] [blame] | 1025 | if (sscanf(value, "%d", &port) == 1 && port > 0) { |
| 1026 | // listen on TCP port specified by service.adb.tcp.port property |
| 1027 | local_init(port); |
| 1028 | } else if (access("/dev/android_adb", F_OK) == 0) { |
| 1029 | // listen on USB |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 1030 | usb_init(); |
| 1031 | } else { |
Mike Lockwood | cef31a0 | 2009-08-26 12:50:22 -0700 | [diff] [blame] | 1032 | // listen on default port |
Stefan Hilzinger | a84a42e | 2010-04-19 12:21:12 +0100 | [diff] [blame] | 1033 | local_init(DEFAULT_ADB_LOCAL_TRANSPORT_PORT); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 1034 | } |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 1035 | D("adb_main(): pre init_jdwp()\n"); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 1036 | init_jdwp(); |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 1037 | D("adb_main(): post init_jdwp()\n"); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 1038 | #endif |
| 1039 | |
| 1040 | if (is_daemon) |
| 1041 | { |
| 1042 | // inform our parent that we are up and running. |
| 1043 | #ifdef HAVE_WIN32_PROC |
| 1044 | DWORD count; |
| 1045 | WriteFile( GetStdHandle( STD_OUTPUT_HANDLE ), "OK\n", 3, &count, NULL ); |
| 1046 | #elif defined(HAVE_FORKEXEC) |
| 1047 | fprintf(stderr, "OK\n"); |
| 1048 | #endif |
| 1049 | start_logging(); |
| 1050 | } |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 1051 | D("Event loop starting\n"); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 1052 | |
| 1053 | fdevent_loop(); |
| 1054 | |
| 1055 | usb_cleanup(); |
| 1056 | |
| 1057 | return 0; |
| 1058 | } |
| 1059 | |
Stefan Hilzinger | d9d1ca4 | 2010-04-26 10:17:43 +0100 | [diff] [blame] | 1060 | #if ADB_HOST |
| 1061 | void connect_device(char* host, char* buffer, int buffer_size) |
| 1062 | { |
| 1063 | int port, fd; |
| 1064 | char* portstr = strchr(host, ':'); |
Mike Lockwood | cbbe79a | 2010-05-24 10:44:35 -0400 | [diff] [blame] | 1065 | char hostbuf[100]; |
| 1066 | char serial[100]; |
Stefan Hilzinger | d9d1ca4 | 2010-04-26 10:17:43 +0100 | [diff] [blame] | 1067 | |
Mike Lockwood | cbbe79a | 2010-05-24 10:44:35 -0400 | [diff] [blame] | 1068 | strncpy(hostbuf, host, sizeof(hostbuf) - 1); |
| 1069 | if (portstr) { |
| 1070 | if (portstr - host >= sizeof(hostbuf)) { |
| 1071 | snprintf(buffer, buffer_size, "bad host name %s", host); |
| 1072 | return; |
| 1073 | } |
| 1074 | // zero terminate the host at the point we found the colon |
| 1075 | hostbuf[portstr - host] = 0; |
| 1076 | if (sscanf(portstr + 1, "%d", &port) == 0) { |
| 1077 | snprintf(buffer, buffer_size, "bad port number %s", portstr); |
| 1078 | return; |
| 1079 | } |
| 1080 | } else { |
| 1081 | port = DEFAULT_ADB_LOCAL_TRANSPORT_PORT; |
Stefan Hilzinger | d9d1ca4 | 2010-04-26 10:17:43 +0100 | [diff] [blame] | 1082 | } |
Mike Lockwood | cbbe79a | 2010-05-24 10:44:35 -0400 | [diff] [blame] | 1083 | |
| 1084 | snprintf(serial, sizeof(serial), "%s:%d", hostbuf, port); |
| 1085 | if (find_transport(serial)) { |
| 1086 | snprintf(buffer, buffer_size, "already connected to %s", serial); |
Stefan Hilzinger | d9d1ca4 | 2010-04-26 10:17:43 +0100 | [diff] [blame] | 1087 | return; |
| 1088 | } |
| 1089 | |
Mike Lockwood | cbbe79a | 2010-05-24 10:44:35 -0400 | [diff] [blame] | 1090 | fd = socket_network_client(hostbuf, port, SOCK_STREAM); |
Stefan Hilzinger | d9d1ca4 | 2010-04-26 10:17:43 +0100 | [diff] [blame] | 1091 | if (fd < 0) { |
| 1092 | snprintf(buffer, buffer_size, "unable to connect to %s:%d", host, port); |
| 1093 | return; |
| 1094 | } |
| 1095 | |
| 1096 | D("client: connected on remote on fd %d\n", fd); |
| 1097 | close_on_exec(fd); |
| 1098 | disable_tcp_nagle(fd); |
Mike Lockwood | cbbe79a | 2010-05-24 10:44:35 -0400 | [diff] [blame] | 1099 | register_socket_transport(fd, serial, port, 0); |
| 1100 | snprintf(buffer, buffer_size, "connected to %s", serial); |
Stefan Hilzinger | d9d1ca4 | 2010-04-26 10:17:43 +0100 | [diff] [blame] | 1101 | } |
| 1102 | |
| 1103 | void connect_emulator(char* port_spec, char* buffer, int buffer_size) |
| 1104 | { |
| 1105 | char* port_separator = strchr(port_spec, ','); |
| 1106 | if (!port_separator) { |
| 1107 | snprintf(buffer, buffer_size, |
| 1108 | "unable to parse '%s' as <console port>,<adb port>", |
| 1109 | port_spec); |
| 1110 | return; |
| 1111 | } |
| 1112 | |
| 1113 | // Zero-terminate console port and make port_separator point to 2nd port. |
| 1114 | *port_separator++ = 0; |
| 1115 | int console_port = strtol(port_spec, NULL, 0); |
| 1116 | int adb_port = strtol(port_separator, NULL, 0); |
| 1117 | if (!(console_port > 0 && adb_port > 0)) { |
| 1118 | *(port_separator - 1) = ','; |
| 1119 | snprintf(buffer, buffer_size, |
| 1120 | "Invalid port numbers: Expected positive numbers, got '%s'", |
| 1121 | port_spec); |
| 1122 | return; |
| 1123 | } |
| 1124 | |
| 1125 | /* Check if the emulator is already known. |
| 1126 | * Note: There's a small but harmless race condition here: An emulator not |
| 1127 | * present just yet could be registered by another invocation right |
| 1128 | * after doing this check here. However, local_connect protects |
| 1129 | * against double-registration too. From here, a better error message |
| 1130 | * can be produced. In the case of the race condition, the very specific |
| 1131 | * error message won't be shown, but the data doesn't get corrupted. */ |
| 1132 | atransport* known_emulator = find_emulator_transport_by_adb_port(adb_port); |
| 1133 | if (known_emulator != NULL) { |
| 1134 | snprintf(buffer, buffer_size, |
| 1135 | "Emulator on port %d already registered.", adb_port); |
| 1136 | return; |
| 1137 | } |
| 1138 | |
| 1139 | /* Check if more emulators can be registered. Similar unproblematic |
| 1140 | * race condition as above. */ |
| 1141 | int candidate_slot = get_available_local_transport_index(); |
| 1142 | if (candidate_slot < 0) { |
| 1143 | snprintf(buffer, buffer_size, "Cannot accept more emulators."); |
| 1144 | return; |
| 1145 | } |
| 1146 | |
| 1147 | /* Preconditions met, try to connect to the emulator. */ |
| 1148 | if (!local_connect_arbitrary_ports(console_port, adb_port)) { |
| 1149 | snprintf(buffer, buffer_size, |
| 1150 | "Connected to emulator on ports %d,%d", console_port, adb_port); |
| 1151 | } else { |
| 1152 | snprintf(buffer, buffer_size, |
| 1153 | "Could not connect to emulator on ports %d,%d", |
| 1154 | console_port, adb_port); |
| 1155 | } |
| 1156 | } |
| 1157 | #endif |
| 1158 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 1159 | int handle_host_request(char *service, transport_type ttype, char* serial, int reply_fd, asocket *s) |
| 1160 | { |
| 1161 | atransport *transport = NULL; |
| 1162 | char buf[4096]; |
| 1163 | |
| 1164 | if(!strcmp(service, "kill")) { |
| 1165 | fprintf(stderr,"adb server killed by remote request\n"); |
| 1166 | fflush(stdout); |
| 1167 | adb_write(reply_fd, "OKAY", 4); |
| 1168 | usb_cleanup(); |
| 1169 | exit(0); |
| 1170 | } |
| 1171 | |
| 1172 | #if ADB_HOST |
| 1173 | // "transport:" is used for switching transport with a specified serial number |
| 1174 | // "transport-usb:" is used for switching transport to the only USB transport |
| 1175 | // "transport-local:" is used for switching transport to the only local transport |
| 1176 | // "transport-any:" is used for switching transport to the only transport |
| 1177 | if (!strncmp(service, "transport", strlen("transport"))) { |
| 1178 | char* error_string = "unknown failure"; |
| 1179 | transport_type type = kTransportAny; |
| 1180 | |
| 1181 | if (!strncmp(service, "transport-usb", strlen("transport-usb"))) { |
| 1182 | type = kTransportUsb; |
| 1183 | } else if (!strncmp(service, "transport-local", strlen("transport-local"))) { |
| 1184 | type = kTransportLocal; |
| 1185 | } else if (!strncmp(service, "transport-any", strlen("transport-any"))) { |
| 1186 | type = kTransportAny; |
| 1187 | } else if (!strncmp(service, "transport:", strlen("transport:"))) { |
| 1188 | service += strlen("transport:"); |
Tom Marlin | 3175c8e | 2011-07-27 12:56:14 -0500 | [diff] [blame] | 1189 | serial = service; |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 1190 | } |
| 1191 | |
| 1192 | transport = acquire_one_transport(CS_ANY, type, serial, &error_string); |
| 1193 | |
| 1194 | if (transport) { |
| 1195 | s->transport = transport; |
| 1196 | adb_write(reply_fd, "OKAY", 4); |
| 1197 | } else { |
| 1198 | sendfailmsg(reply_fd, error_string); |
| 1199 | } |
| 1200 | return 1; |
| 1201 | } |
| 1202 | |
| 1203 | // return a list of all connected devices |
| 1204 | if (!strcmp(service, "devices")) { |
| 1205 | char buffer[4096]; |
| 1206 | memset(buf, 0, sizeof(buf)); |
| 1207 | memset(buffer, 0, sizeof(buffer)); |
| 1208 | D("Getting device list \n"); |
| 1209 | list_transports(buffer, sizeof(buffer)); |
| 1210 | snprintf(buf, sizeof(buf), "OKAY%04x%s",(unsigned)strlen(buffer),buffer); |
| 1211 | D("Wrote device list \n"); |
| 1212 | writex(reply_fd, buf, strlen(buf)); |
| 1213 | return 0; |
| 1214 | } |
| 1215 | |
Stefan Hilzinger | d9d1ca4 | 2010-04-26 10:17:43 +0100 | [diff] [blame] | 1216 | // add a new TCP transport, device or emulator |
Mike Lockwood | 2f38b69 | 2009-08-24 15:58:40 -0700 | [diff] [blame] | 1217 | if (!strncmp(service, "connect:", 8)) { |
| 1218 | char buffer[4096]; |
Mike Lockwood | 2f38b69 | 2009-08-24 15:58:40 -0700 | [diff] [blame] | 1219 | char* host = service + 8; |
Stefan Hilzinger | d9d1ca4 | 2010-04-26 10:17:43 +0100 | [diff] [blame] | 1220 | if (!strncmp(host, "emu:", 4)) { |
| 1221 | connect_emulator(host + 4, buffer, sizeof(buffer)); |
| 1222 | } else { |
| 1223 | connect_device(host, buffer, sizeof(buffer)); |
Mike Lockwood | 2f38b69 | 2009-08-24 15:58:40 -0700 | [diff] [blame] | 1224 | } |
Stefan Hilzinger | d9d1ca4 | 2010-04-26 10:17:43 +0100 | [diff] [blame] | 1225 | // Send response for emulator and device |
Mike Lockwood | 74d7ff8 | 2009-10-11 23:04:18 -0400 | [diff] [blame] | 1226 | snprintf(buf, sizeof(buf), "OKAY%04x%s",(unsigned)strlen(buffer), buffer); |
| 1227 | writex(reply_fd, buf, strlen(buf)); |
| 1228 | return 0; |
| 1229 | } |
| 1230 | |
| 1231 | // remove TCP transport |
| 1232 | if (!strncmp(service, "disconnect:", 11)) { |
| 1233 | char buffer[4096]; |
| 1234 | memset(buffer, 0, sizeof(buffer)); |
| 1235 | char* serial = service + 11; |
Mike Lockwood | cbbe79a | 2010-05-24 10:44:35 -0400 | [diff] [blame] | 1236 | if (serial[0] == 0) { |
| 1237 | // disconnect from all TCP devices |
| 1238 | unregister_all_tcp_transports(); |
Mike Lockwood | 74d7ff8 | 2009-10-11 23:04:18 -0400 | [diff] [blame] | 1239 | } else { |
Mike Lockwood | cbbe79a | 2010-05-24 10:44:35 -0400 | [diff] [blame] | 1240 | char hostbuf[100]; |
| 1241 | // assume port 5555 if no port is specified |
| 1242 | if (!strchr(serial, ':')) { |
| 1243 | snprintf(hostbuf, sizeof(hostbuf) - 1, "%s:5555", serial); |
| 1244 | serial = hostbuf; |
| 1245 | } |
| 1246 | atransport *t = find_transport(serial); |
| 1247 | |
| 1248 | if (t) { |
| 1249 | unregister_transport(t); |
| 1250 | } else { |
| 1251 | snprintf(buffer, sizeof(buffer), "No such device %s", serial); |
| 1252 | } |
Mike Lockwood | 74d7ff8 | 2009-10-11 23:04:18 -0400 | [diff] [blame] | 1253 | } |
| 1254 | |
| 1255 | snprintf(buf, sizeof(buf), "OKAY%04x%s",(unsigned)strlen(buffer), buffer); |
Mike Lockwood | 2f38b69 | 2009-08-24 15:58:40 -0700 | [diff] [blame] | 1256 | writex(reply_fd, buf, strlen(buf)); |
| 1257 | return 0; |
| 1258 | } |
| 1259 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 1260 | // returns our value for ADB_SERVER_VERSION |
| 1261 | if (!strcmp(service, "version")) { |
| 1262 | char version[12]; |
| 1263 | snprintf(version, sizeof version, "%04x", ADB_SERVER_VERSION); |
| 1264 | snprintf(buf, sizeof buf, "OKAY%04x%s", (unsigned)strlen(version), version); |
| 1265 | writex(reply_fd, buf, strlen(buf)); |
| 1266 | return 0; |
| 1267 | } |
| 1268 | |
| 1269 | if(!strncmp(service,"get-serialno",strlen("get-serialno"))) { |
| 1270 | char *out = "unknown"; |
| 1271 | transport = acquire_one_transport(CS_ANY, ttype, serial, NULL); |
| 1272 | if (transport && transport->serial) { |
| 1273 | out = transport->serial; |
| 1274 | } |
| 1275 | snprintf(buf, sizeof buf, "OKAY%04x%s",(unsigned)strlen(out),out); |
| 1276 | writex(reply_fd, buf, strlen(buf)); |
| 1277 | return 0; |
| 1278 | } |
| 1279 | // indicates a new emulator instance has started |
| 1280 | if (!strncmp(service,"emulator:",9)) { |
| 1281 | int port = atoi(service+9); |
| 1282 | local_connect(port); |
| 1283 | /* we don't even need to send a reply */ |
| 1284 | return 0; |
| 1285 | } |
| 1286 | #endif // ADB_HOST |
| 1287 | |
| 1288 | if(!strncmp(service,"forward:",8) || !strncmp(service,"killforward:",12)) { |
| 1289 | char *local, *remote, *err; |
| 1290 | int r; |
| 1291 | atransport *transport; |
| 1292 | |
| 1293 | int createForward = strncmp(service,"kill",4); |
| 1294 | |
| 1295 | local = service + (createForward ? 8 : 12); |
| 1296 | remote = strchr(local,';'); |
| 1297 | if(remote == 0) { |
| 1298 | sendfailmsg(reply_fd, "malformed forward spec"); |
| 1299 | return 0; |
| 1300 | } |
| 1301 | |
| 1302 | *remote++ = 0; |
| 1303 | if((local[0] == 0) || (remote[0] == 0) || (remote[0] == '*')){ |
| 1304 | sendfailmsg(reply_fd, "malformed forward spec"); |
| 1305 | return 0; |
| 1306 | } |
| 1307 | |
| 1308 | transport = acquire_one_transport(CS_ANY, ttype, serial, &err); |
| 1309 | if (!transport) { |
| 1310 | sendfailmsg(reply_fd, err); |
| 1311 | return 0; |
| 1312 | } |
| 1313 | |
| 1314 | if (createForward) { |
| 1315 | r = install_listener(local, remote, transport); |
| 1316 | } else { |
| 1317 | r = remove_listener(local, remote, transport); |
| 1318 | } |
| 1319 | if(r == 0) { |
| 1320 | /* 1st OKAY is connect, 2nd OKAY is status */ |
| 1321 | writex(reply_fd, "OKAYOKAY", 8); |
| 1322 | return 0; |
| 1323 | } |
| 1324 | |
| 1325 | if (createForward) { |
| 1326 | sendfailmsg(reply_fd, (r == -1) ? "cannot rebind smartsocket" : "cannot bind socket"); |
| 1327 | } else { |
| 1328 | sendfailmsg(reply_fd, "cannot remove listener"); |
| 1329 | } |
| 1330 | return 0; |
| 1331 | } |
| 1332 | |
| 1333 | if(!strncmp(service,"get-state",strlen("get-state"))) { |
| 1334 | transport = acquire_one_transport(CS_ANY, ttype, serial, NULL); |
| 1335 | char *state = connection_state_name(transport); |
| 1336 | snprintf(buf, sizeof buf, "OKAY%04x%s",(unsigned)strlen(state),state); |
| 1337 | writex(reply_fd, buf, strlen(buf)); |
| 1338 | return 0; |
| 1339 | } |
| 1340 | return -1; |
| 1341 | } |
| 1342 | |
| 1343 | #if !ADB_HOST |
| 1344 | int recovery_mode = 0; |
| 1345 | #endif |
| 1346 | |
| 1347 | int main(int argc, char **argv) |
| 1348 | { |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 1349 | #if ADB_HOST |
| 1350 | adb_sysdeps_init(); |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 1351 | adb_trace_init(); |
| 1352 | D("Handling commandline()\n"); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 1353 | return adb_commandline(argc - 1, argv + 1); |
| 1354 | #else |
Vladimir Chtchetkine | 28781b0 | 2012-02-27 10:41:53 -0800 | [diff] [blame] | 1355 | /* If adbd runs inside the emulator this will enable adb tracing via |
| 1356 | * adb-debug qemud service in the emulator. */ |
| 1357 | adb_qemu_trace_init(); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 1358 | if((argc > 1) && (!strcmp(argv[1],"recovery"))) { |
| 1359 | adb_device_banner = "recovery"; |
| 1360 | recovery_mode = 1; |
| 1361 | } |
Mike Lockwood | 1f546e6 | 2009-05-25 18:17:55 -0400 | [diff] [blame] | 1362 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 1363 | start_device_log(); |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 1364 | D("Handling main()\n"); |
Stefan Hilzinger | a84a42e | 2010-04-19 12:21:12 +0100 | [diff] [blame] | 1365 | return adb_main(0, DEFAULT_ADB_PORT); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 1366 | #endif |
| 1367 | } |