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 | |
Dan Albert | 3313426 | 2015-03-19 15:21:08 -0700 | [diff] [blame] | 17 | #define TRACE_TAG TRACE_TRANSPORT |
Dan Albert | 7664901 | 2015-02-24 15:51:19 -0800 | [diff] [blame] | 18 | |
Dan Albert | 3313426 | 2015-03-19 15:21:08 -0700 | [diff] [blame] | 19 | #include "sysdeps.h" |
Dan Albert | 7664901 | 2015-02-24 15:51:19 -0800 | [diff] [blame] | 20 | #include "transport.h" |
| 21 | |
Dan Albert | 055f1aa | 2015-02-20 17:24:58 -0800 | [diff] [blame] | 22 | #include <ctype.h> |
Dan Albert | 7664901 | 2015-02-24 15:51:19 -0800 | [diff] [blame] | 23 | #include <errno.h> |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 24 | #include <stdio.h> |
| 25 | #include <stdlib.h> |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 26 | #include <string.h> |
Dan Albert | 7664901 | 2015-02-24 15:51:19 -0800 | [diff] [blame] | 27 | #include <unistd.h> |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 28 | |
Dan Albert | c7915a3 | 2015-05-18 16:46:31 -0700 | [diff] [blame] | 29 | #include <list> |
| 30 | |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 31 | #include <base/stringprintf.h> |
Dan Albert | 1792c23 | 2015-05-18 13:06:53 -0700 | [diff] [blame] | 32 | #include <base/strings.h> |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 33 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 34 | #include "adb.h" |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 35 | #include "adb_utils.h" |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 36 | |
| 37 | static void transport_unref(atransport *t); |
| 38 | |
Dan Albert | c7915a3 | 2015-05-18 16:46:31 -0700 | [diff] [blame] | 39 | static std::list<atransport*> transport_list; |
| 40 | static std::list<atransport*> pending_list; |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 41 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 42 | ADB_MUTEX_DEFINE( transport_lock ); |
| 43 | |
Dan Albert | 055f1aa | 2015-02-20 17:24:58 -0800 | [diff] [blame] | 44 | void kick_transport(atransport* t) |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 45 | { |
Yabin Cui | d8459b3 | 2015-08-26 11:44:16 -0700 | [diff] [blame] | 46 | if (t != nullptr) |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 47 | { |
| 48 | int kicked; |
| 49 | |
| 50 | adb_mutex_lock(&transport_lock); |
| 51 | kicked = t->kicked; |
| 52 | if (!kicked) |
| 53 | t->kicked = 1; |
| 54 | adb_mutex_unlock(&transport_lock); |
| 55 | |
| 56 | if (!kicked) |
| 57 | t->kick(t); |
| 58 | } |
| 59 | } |
| 60 | |
Dan Albert | 055f1aa | 2015-02-20 17:24:58 -0800 | [diff] [blame] | 61 | // Each atransport contains a list of adisconnects (t->disconnects). |
| 62 | // An adisconnect contains a link to the next/prev adisconnect, a function |
| 63 | // pointer to a disconnect callback which takes a void* piece of user data and |
| 64 | // the atransport, and some user data for the callback (helpfully named |
| 65 | // "opaque"). |
| 66 | // |
| 67 | // The list is circular. New items are added to the entry member of the list |
| 68 | // (t->disconnects) by add_transport_disconnect. |
| 69 | // |
| 70 | // run_transport_disconnects invokes each function in the list. |
| 71 | // |
| 72 | // Gotchas: |
| 73 | // * run_transport_disconnects assumes that t->disconnects is non-null, so |
| 74 | // this can't be run on a zeroed atransport. |
| 75 | // * The callbacks in this list are not removed when called, and this function |
| 76 | // is not guarded against running more than once. As such, ensure that this |
| 77 | // function is not called multiple times on the same atransport. |
| 78 | // TODO(danalbert): Just fix this so that it is guarded once you have tests. |
| 79 | void run_transport_disconnects(atransport* t) |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 80 | { |
| 81 | adisconnect* dis = t->disconnects.next; |
| 82 | |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 83 | D("%s: run_transport_disconnects\n", t->serial); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 84 | while (dis != &t->disconnects) { |
| 85 | adisconnect* next = dis->next; |
| 86 | dis->func( dis->opaque, t ); |
| 87 | dis = next; |
| 88 | } |
| 89 | } |
| 90 | |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 91 | static void dump_packet(const char* name, const char* func, apacket* p) { |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 92 | unsigned command = p->msg.command; |
| 93 | int len = p->msg.data_length; |
| 94 | char cmd[9]; |
| 95 | char arg0[12], arg1[12]; |
| 96 | int n; |
| 97 | |
| 98 | for (n = 0; n < 4; n++) { |
| 99 | int b = (command >> (n*8)) & 255; |
| 100 | if (b < 32 || b >= 127) |
| 101 | break; |
| 102 | cmd[n] = (char)b; |
| 103 | } |
| 104 | if (n == 4) { |
| 105 | cmd[4] = 0; |
| 106 | } else { |
| 107 | /* There is some non-ASCII name in the command, so dump |
| 108 | * the hexadecimal value instead */ |
| 109 | snprintf(cmd, sizeof cmd, "%08x", command); |
| 110 | } |
| 111 | |
| 112 | if (p->msg.arg0 < 256U) |
| 113 | snprintf(arg0, sizeof arg0, "%d", p->msg.arg0); |
| 114 | else |
| 115 | snprintf(arg0, sizeof arg0, "0x%x", p->msg.arg0); |
| 116 | |
| 117 | if (p->msg.arg1 < 256U) |
| 118 | snprintf(arg1, sizeof arg1, "%d", p->msg.arg1); |
| 119 | else |
| 120 | snprintf(arg1, sizeof arg1, "0x%x", p->msg.arg1); |
| 121 | |
| 122 | D("%s: %s: [%s] arg0=%s arg1=%s (len=%d) ", |
| 123 | name, func, cmd, arg0, arg1, len); |
| 124 | dump_hex(p->data, len); |
| 125 | } |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 126 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 127 | static int |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 128 | read_packet(int fd, const char* name, apacket** ppacket) |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 129 | { |
Yabin Cui | 6264129 | 2015-07-30 19:58:10 -0700 | [diff] [blame] | 130 | char buff[8]; |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 131 | if (!name) { |
| 132 | snprintf(buff, sizeof buff, "fd=%d", fd); |
| 133 | name = buff; |
| 134 | } |
Yabin Cui | 6264129 | 2015-07-30 19:58:10 -0700 | [diff] [blame] | 135 | char* p = reinterpret_cast<char*>(ppacket); /* really read a packet address */ |
| 136 | int len = sizeof(apacket*); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 137 | while(len > 0) { |
Yabin Cui | 6264129 | 2015-07-30 19:58:10 -0700 | [diff] [blame] | 138 | int r = adb_read(fd, p, len); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 139 | if(r > 0) { |
| 140 | len -= r; |
Yabin Cui | 6264129 | 2015-07-30 19:58:10 -0700 | [diff] [blame] | 141 | p += r; |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 142 | } else { |
Elliott Hughes | 8fcd8bc | 2015-08-25 10:59:45 -0700 | [diff] [blame] | 143 | D("%s: read_packet (fd=%d), error ret=%d: %s\n", name, fd, r, strerror(errno)); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 144 | return -1; |
| 145 | } |
| 146 | } |
| 147 | |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 148 | if (ADB_TRACING) { |
| 149 | dump_packet(name, "from remote", *ppacket); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 150 | } |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 151 | return 0; |
| 152 | } |
| 153 | |
| 154 | static int |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 155 | write_packet(int fd, const char* name, apacket** ppacket) |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 156 | { |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 157 | char buff[8]; |
| 158 | if (!name) { |
| 159 | snprintf(buff, sizeof buff, "fd=%d", fd); |
| 160 | name = buff; |
| 161 | } |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 162 | if (ADB_TRACING) { |
| 163 | dump_packet(name, "to remote", *ppacket); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 164 | } |
Yabin Cui | 6264129 | 2015-07-30 19:58:10 -0700 | [diff] [blame] | 165 | char* p = reinterpret_cast<char*>(ppacket); /* we really write the packet address */ |
| 166 | int len = sizeof(apacket*); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 167 | while(len > 0) { |
Yabin Cui | 6264129 | 2015-07-30 19:58:10 -0700 | [diff] [blame] | 168 | int r = adb_write(fd, p, len); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 169 | if(r > 0) { |
| 170 | len -= r; |
| 171 | p += r; |
| 172 | } else { |
Elliott Hughes | 8fcd8bc | 2015-08-25 10:59:45 -0700 | [diff] [blame] | 173 | D("%s: write_packet (fd=%d) error ret=%d: %s\n", name, fd, r, strerror(errno)); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 174 | return -1; |
| 175 | } |
| 176 | } |
| 177 | return 0; |
| 178 | } |
| 179 | |
| 180 | static void transport_socket_events(int fd, unsigned events, void *_t) |
| 181 | { |
Dan Albert | bac3474 | 2015-02-25 17:51:28 -0800 | [diff] [blame] | 182 | atransport *t = reinterpret_cast<atransport*>(_t); |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 183 | D("transport_socket_events(fd=%d, events=%04x,...)\n", fd, events); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 184 | if(events & FDE_READ){ |
| 185 | apacket *p = 0; |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 186 | if(read_packet(fd, t->serial, &p)){ |
| 187 | D("%s: failed to read packet from transport socket on fd %d\n", t->serial, fd); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 188 | } else { |
| 189 | handle_packet(p, (atransport *) _t); |
| 190 | } |
| 191 | } |
| 192 | } |
| 193 | |
| 194 | void send_packet(apacket *p, atransport *t) |
| 195 | { |
| 196 | unsigned char *x; |
| 197 | unsigned sum; |
| 198 | unsigned count; |
| 199 | |
| 200 | p->msg.magic = p->msg.command ^ 0xffffffff; |
| 201 | |
| 202 | count = p->msg.data_length; |
| 203 | x = (unsigned char *) p->data; |
| 204 | sum = 0; |
| 205 | while(count-- > 0){ |
| 206 | sum += *x++; |
| 207 | } |
| 208 | p->msg.data_check = sum; |
| 209 | |
| 210 | print_packet("send", p); |
| 211 | |
| 212 | if (t == NULL) { |
JP Abgrall | 0e7c427 | 2011-02-23 18:44:39 -0800 | [diff] [blame] | 213 | D("Transport is null \n"); |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 214 | // Zap errno because print_packet() and other stuff have errno effect. |
| 215 | errno = 0; |
| 216 | fatal_errno("Transport is null"); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 217 | } |
| 218 | |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 219 | if(write_packet(t->transport_socket, t->serial, &p)){ |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 220 | fatal_errno("cannot enqueue packet on transport socket"); |
| 221 | } |
| 222 | } |
| 223 | |
| 224 | /* The transport is opened by transport_register_func before |
| 225 | ** the input and output threads are started. |
| 226 | ** |
| 227 | ** The output thread issues a SYNC(1, token) message to let |
| 228 | ** the input thread know to start things up. In the event |
| 229 | ** of transport IO failure, the output thread will post a |
| 230 | ** SYNC(0,0) message to ensure shutdown. |
| 231 | ** |
| 232 | ** The transport will not actually be closed until both |
| 233 | ** threads exit, but the input thread will kick the transport |
| 234 | ** on its way out to disconnect the underlying device. |
| 235 | */ |
| 236 | |
| 237 | static void *output_thread(void *_t) |
| 238 | { |
Dan Albert | bac3474 | 2015-02-25 17:51:28 -0800 | [diff] [blame] | 239 | atransport *t = reinterpret_cast<atransport*>(_t); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 240 | apacket *p; |
| 241 | |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 242 | D("%s: starting transport output thread on fd %d, SYNC online (%d)\n", |
| 243 | t->serial, t->fd, t->sync_token + 1); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 244 | p = get_apacket(); |
| 245 | p->msg.command = A_SYNC; |
| 246 | p->msg.arg0 = 1; |
| 247 | p->msg.arg1 = ++(t->sync_token); |
| 248 | p->msg.magic = A_SYNC ^ 0xffffffff; |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 249 | if(write_packet(t->fd, t->serial, &p)) { |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 250 | put_apacket(p); |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 251 | D("%s: failed to write SYNC packet\n", t->serial); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 252 | goto oops; |
| 253 | } |
| 254 | |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 255 | D("%s: data pump started\n", t->serial); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 256 | for(;;) { |
| 257 | p = get_apacket(); |
| 258 | |
| 259 | if(t->read_from_remote(p, t) == 0){ |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 260 | D("%s: received remote packet, sending to transport\n", |
| 261 | t->serial); |
| 262 | if(write_packet(t->fd, t->serial, &p)){ |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 263 | put_apacket(p); |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 264 | D("%s: failed to write apacket to transport\n", t->serial); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 265 | goto oops; |
| 266 | } |
| 267 | } else { |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 268 | D("%s: remote read failed for transport\n", t->serial); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 269 | put_apacket(p); |
| 270 | break; |
| 271 | } |
| 272 | } |
| 273 | |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 274 | D("%s: SYNC offline for transport\n", t->serial); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 275 | p = get_apacket(); |
| 276 | p->msg.command = A_SYNC; |
| 277 | p->msg.arg0 = 0; |
| 278 | p->msg.arg1 = 0; |
| 279 | p->msg.magic = A_SYNC ^ 0xffffffff; |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 280 | if(write_packet(t->fd, t->serial, &p)) { |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 281 | put_apacket(p); |
Spencer Low | 8d8126a | 2015-07-21 02:06:26 -0700 | [diff] [blame] | 282 | D("%s: failed to write SYNC apacket to transport\n", t->serial); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 283 | } |
| 284 | |
| 285 | oops: |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 286 | D("%s: transport output thread is exiting\n", t->serial); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 287 | kick_transport(t); |
| 288 | transport_unref(t); |
| 289 | return 0; |
| 290 | } |
| 291 | |
| 292 | static void *input_thread(void *_t) |
| 293 | { |
Dan Albert | bac3474 | 2015-02-25 17:51:28 -0800 | [diff] [blame] | 294 | atransport *t = reinterpret_cast<atransport*>(_t); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 295 | apacket *p; |
| 296 | int active = 0; |
| 297 | |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 298 | D("%s: starting transport input thread, reading from fd %d\n", |
| 299 | t->serial, t->fd); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 300 | |
| 301 | for(;;){ |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 302 | if(read_packet(t->fd, t->serial, &p)) { |
| 303 | D("%s: failed to read apacket from transport on fd %d\n", |
| 304 | t->serial, t->fd ); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 305 | break; |
| 306 | } |
| 307 | if(p->msg.command == A_SYNC){ |
| 308 | if(p->msg.arg0 == 0) { |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 309 | D("%s: transport SYNC offline\n", t->serial); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 310 | put_apacket(p); |
| 311 | break; |
| 312 | } else { |
| 313 | if(p->msg.arg1 == t->sync_token) { |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 314 | D("%s: transport SYNC online\n", t->serial); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 315 | active = 1; |
| 316 | } else { |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 317 | D("%s: transport ignoring SYNC %d != %d\n", |
| 318 | t->serial, p->msg.arg1, t->sync_token); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 319 | } |
| 320 | } |
| 321 | } else { |
| 322 | if(active) { |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 323 | D("%s: transport got packet, sending to remote\n", t->serial); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 324 | t->write_to_remote(p, t); |
| 325 | } else { |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 326 | D("%s: transport ignoring packet while offline\n", t->serial); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 327 | } |
| 328 | } |
| 329 | |
| 330 | put_apacket(p); |
| 331 | } |
| 332 | |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 333 | D("%s: transport input thread is exiting, fd %d\n", t->serial, t->fd); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 334 | kick_transport(t); |
| 335 | transport_unref(t); |
| 336 | return 0; |
| 337 | } |
| 338 | |
| 339 | |
| 340 | static int transport_registration_send = -1; |
| 341 | static int transport_registration_recv = -1; |
| 342 | static fdevent transport_registration_fde; |
| 343 | |
| 344 | |
| 345 | #if ADB_HOST |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 346 | |
| 347 | /* this adds support required by the 'track-devices' service. |
| 348 | * this is used to send the content of "list_transport" to any |
| 349 | * number of client connections that want it through a single |
| 350 | * live TCP connection |
| 351 | */ |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 352 | struct device_tracker { |
| 353 | asocket socket; |
| 354 | int update_needed; |
| 355 | device_tracker* next; |
| 356 | }; |
| 357 | |
| 358 | /* linked list of all device trackers */ |
| 359 | static device_tracker* device_tracker_list; |
| 360 | |
| 361 | static void |
| 362 | device_tracker_remove( device_tracker* tracker ) |
| 363 | { |
| 364 | device_tracker** pnode = &device_tracker_list; |
| 365 | device_tracker* node = *pnode; |
| 366 | |
| 367 | adb_mutex_lock( &transport_lock ); |
| 368 | while (node) { |
| 369 | if (node == tracker) { |
| 370 | *pnode = node->next; |
| 371 | break; |
| 372 | } |
| 373 | pnode = &node->next; |
| 374 | node = *pnode; |
| 375 | } |
| 376 | adb_mutex_unlock( &transport_lock ); |
| 377 | } |
| 378 | |
| 379 | static void |
| 380 | device_tracker_close( asocket* socket ) |
| 381 | { |
| 382 | device_tracker* tracker = (device_tracker*) socket; |
| 383 | asocket* peer = socket->peer; |
| 384 | |
| 385 | D( "device tracker %p removed\n", tracker); |
| 386 | if (peer) { |
| 387 | peer->peer = NULL; |
| 388 | peer->close(peer); |
| 389 | } |
| 390 | device_tracker_remove(tracker); |
| 391 | free(tracker); |
| 392 | } |
| 393 | |
| 394 | static int |
| 395 | device_tracker_enqueue( asocket* socket, apacket* p ) |
| 396 | { |
| 397 | /* you can't read from a device tracker, close immediately */ |
| 398 | put_apacket(p); |
| 399 | device_tracker_close(socket); |
| 400 | return -1; |
| 401 | } |
| 402 | |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 403 | static int device_tracker_send(device_tracker* tracker, const std::string& string) { |
| 404 | apacket* p = get_apacket(); |
| 405 | asocket* peer = tracker->socket.peer; |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 406 | |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 407 | snprintf(reinterpret_cast<char*>(p->data), 5, "%04x", static_cast<int>(string.size())); |
| 408 | memcpy(&p->data[4], string.data(), string.size()); |
| 409 | p->len = 4 + string.size(); |
| 410 | return peer->enqueue(peer, p); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 411 | } |
| 412 | |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 413 | static void device_tracker_ready(asocket* socket) { |
| 414 | device_tracker* tracker = reinterpret_cast<device_tracker*>(socket); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 415 | |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 416 | // We want to send the device list when the tracker connects |
| 417 | // for the first time, even if no update occurred. |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 418 | if (tracker->update_needed > 0) { |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 419 | tracker->update_needed = 0; |
| 420 | |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 421 | std::string transports = list_transports(false); |
| 422 | device_tracker_send(tracker, transports); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 423 | } |
| 424 | } |
| 425 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 426 | asocket* |
| 427 | create_device_tracker(void) |
| 428 | { |
Elliott Hughes | dc3b459 | 2015-04-21 19:39:52 -0700 | [diff] [blame] | 429 | device_tracker* tracker = reinterpret_cast<device_tracker*>(calloc(1, sizeof(*tracker))); |
| 430 | if (tracker == nullptr) fatal("cannot allocate device tracker"); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 431 | |
| 432 | D( "device tracker %p created\n", tracker); |
| 433 | |
| 434 | tracker->socket.enqueue = device_tracker_enqueue; |
| 435 | tracker->socket.ready = device_tracker_ready; |
| 436 | tracker->socket.close = device_tracker_close; |
| 437 | tracker->update_needed = 1; |
| 438 | |
| 439 | tracker->next = device_tracker_list; |
| 440 | device_tracker_list = tracker; |
| 441 | |
| 442 | return &tracker->socket; |
| 443 | } |
| 444 | |
| 445 | |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 446 | // Call this function each time the transport list has changed. |
| 447 | void update_transports() { |
| 448 | std::string transports = list_transports(false); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 449 | |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 450 | device_tracker* tracker = device_tracker_list; |
| 451 | while (tracker != nullptr) { |
| 452 | device_tracker* next = tracker->next; |
| 453 | // This may destroy the tracker if the connection is closed. |
| 454 | device_tracker_send(tracker, transports); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 455 | tracker = next; |
| 456 | } |
| 457 | } |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 458 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 459 | #else |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 460 | |
| 461 | void update_transports() { |
| 462 | // Nothing to do on the device side. |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 463 | } |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 464 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 465 | #endif // ADB_HOST |
| 466 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 467 | struct tmsg |
| 468 | { |
| 469 | atransport *transport; |
| 470 | int action; |
| 471 | }; |
| 472 | |
| 473 | static int |
| 474 | transport_read_action(int fd, struct tmsg* m) |
| 475 | { |
| 476 | char *p = (char*)m; |
| 477 | int len = sizeof(*m); |
| 478 | int r; |
| 479 | |
| 480 | while(len > 0) { |
| 481 | r = adb_read(fd, p, len); |
| 482 | if(r > 0) { |
| 483 | len -= r; |
| 484 | p += r; |
| 485 | } else { |
Elliott Hughes | 8fcd8bc | 2015-08-25 10:59:45 -0700 | [diff] [blame] | 486 | D("transport_read_action: on fd %d: %s\n", fd, strerror(errno)); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 487 | return -1; |
| 488 | } |
| 489 | } |
| 490 | return 0; |
| 491 | } |
| 492 | |
| 493 | static int |
| 494 | transport_write_action(int fd, struct tmsg* m) |
| 495 | { |
| 496 | char *p = (char*)m; |
| 497 | int len = sizeof(*m); |
| 498 | int r; |
| 499 | |
| 500 | while(len > 0) { |
| 501 | r = adb_write(fd, p, len); |
| 502 | if(r > 0) { |
| 503 | len -= r; |
| 504 | p += r; |
| 505 | } else { |
Elliott Hughes | 8fcd8bc | 2015-08-25 10:59:45 -0700 | [diff] [blame] | 506 | D("transport_write_action: on fd %d: %s\n", fd, strerror(errno)); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 507 | return -1; |
| 508 | } |
| 509 | } |
| 510 | return 0; |
| 511 | } |
| 512 | |
| 513 | static void transport_registration_func(int _fd, unsigned ev, void *data) |
| 514 | { |
| 515 | tmsg m; |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 516 | int s[2]; |
| 517 | atransport *t; |
| 518 | |
| 519 | if(!(ev & FDE_READ)) { |
| 520 | return; |
| 521 | } |
| 522 | |
| 523 | if(transport_read_action(_fd, &m)) { |
| 524 | fatal_errno("cannot read transport registration socket"); |
| 525 | } |
| 526 | |
| 527 | t = m.transport; |
| 528 | |
Dan Albert | 1792c23 | 2015-05-18 13:06:53 -0700 | [diff] [blame] | 529 | if (m.action == 0) { |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 530 | D("transport: %s removing and free'ing %d\n", t->serial, t->transport_socket); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 531 | |
| 532 | /* IMPORTANT: the remove closes one half of the |
| 533 | ** socket pair. The close closes the other half. |
| 534 | */ |
| 535 | fdevent_remove(&(t->transport_fde)); |
| 536 | adb_close(t->fd); |
| 537 | |
| 538 | adb_mutex_lock(&transport_lock); |
Dan Albert | c7915a3 | 2015-05-18 16:46:31 -0700 | [diff] [blame] | 539 | transport_list.remove(t); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 540 | adb_mutex_unlock(&transport_lock); |
| 541 | |
| 542 | run_transport_disconnects(t); |
| 543 | |
| 544 | if (t->product) |
| 545 | free(t->product); |
| 546 | if (t->serial) |
| 547 | free(t->serial); |
Scott Anderson | e82c2db | 2012-05-25 14:10:02 -0700 | [diff] [blame] | 548 | if (t->model) |
| 549 | free(t->model); |
| 550 | if (t->device) |
| 551 | free(t->device); |
Scott Anderson | e109d26 | 2012-04-20 11:21:14 -0700 | [diff] [blame] | 552 | if (t->devpath) |
| 553 | free(t->devpath); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 554 | |
Dan Albert | c7915a3 | 2015-05-18 16:46:31 -0700 | [diff] [blame] | 555 | delete t; |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 556 | |
| 557 | update_transports(); |
| 558 | return; |
| 559 | } |
| 560 | |
Mike Lockwood | 0927bf9 | 2009-08-08 12:37:44 -0400 | [diff] [blame] | 561 | /* don't create transport threads for inaccessible devices */ |
Dan Albert | dcd78a1 | 2015-05-18 16:43:57 -0700 | [diff] [blame] | 562 | if (t->connection_state != kCsNoPerm) { |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 563 | /* initial references are the two threads */ |
Mike Lockwood | 0927bf9 | 2009-08-08 12:37:44 -0400 | [diff] [blame] | 564 | t->ref_count = 2; |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 565 | |
Dan Albert | c7915a3 | 2015-05-18 16:46:31 -0700 | [diff] [blame] | 566 | if (adb_socketpair(s)) { |
Mike Lockwood | 0927bf9 | 2009-08-08 12:37:44 -0400 | [diff] [blame] | 567 | fatal_errno("cannot open transport socketpair"); |
| 568 | } |
| 569 | |
Spencer Low | 8d8126a | 2015-07-21 02:06:26 -0700 | [diff] [blame] | 570 | D("transport: %s socketpair: (%d,%d) starting\n", t->serial, s[0], s[1]); |
Mike Lockwood | 0927bf9 | 2009-08-08 12:37:44 -0400 | [diff] [blame] | 571 | |
| 572 | t->transport_socket = s[0]; |
| 573 | t->fd = s[1]; |
| 574 | |
Mike Lockwood | 0927bf9 | 2009-08-08 12:37:44 -0400 | [diff] [blame] | 575 | fdevent_install(&(t->transport_fde), |
| 576 | t->transport_socket, |
| 577 | transport_socket_events, |
| 578 | t); |
| 579 | |
| 580 | fdevent_set(&(t->transport_fde), FDE_READ); |
| 581 | |
Elliott Hughes | 9b0f354 | 2015-05-05 13:41:21 -0700 | [diff] [blame] | 582 | if (!adb_thread_create(input_thread, t)) { |
Mike Lockwood | 0927bf9 | 2009-08-08 12:37:44 -0400 | [diff] [blame] | 583 | fatal_errno("cannot create input thread"); |
| 584 | } |
| 585 | |
Elliott Hughes | 9b0f354 | 2015-05-05 13:41:21 -0700 | [diff] [blame] | 586 | if (!adb_thread_create(output_thread, t)) { |
Mike Lockwood | 0927bf9 | 2009-08-08 12:37:44 -0400 | [diff] [blame] | 587 | fatal_errno("cannot create output thread"); |
| 588 | } |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 589 | } |
| 590 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 591 | adb_mutex_lock(&transport_lock); |
Dan Albert | c7915a3 | 2015-05-18 16:46:31 -0700 | [diff] [blame] | 592 | pending_list.remove(t); |
| 593 | transport_list.push_front(t); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 594 | adb_mutex_unlock(&transport_lock); |
| 595 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 596 | t->disconnects.next = t->disconnects.prev = &t->disconnects; |
| 597 | |
| 598 | update_transports(); |
| 599 | } |
| 600 | |
| 601 | void init_transport_registration(void) |
| 602 | { |
| 603 | int s[2]; |
| 604 | |
| 605 | if(adb_socketpair(s)){ |
| 606 | fatal_errno("cannot open transport registration socketpair"); |
| 607 | } |
Spencer Low | 8d8126a | 2015-07-21 02:06:26 -0700 | [diff] [blame] | 608 | D("socketpair: (%d,%d)\n", s[0], s[1]); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 609 | |
| 610 | transport_registration_send = s[0]; |
| 611 | transport_registration_recv = s[1]; |
| 612 | |
| 613 | fdevent_install(&transport_registration_fde, |
| 614 | transport_registration_recv, |
| 615 | transport_registration_func, |
| 616 | 0); |
| 617 | |
| 618 | fdevent_set(&transport_registration_fde, FDE_READ); |
| 619 | } |
| 620 | |
| 621 | /* the fdevent select pump is single threaded */ |
| 622 | static void register_transport(atransport *transport) |
| 623 | { |
| 624 | tmsg m; |
| 625 | m.transport = transport; |
| 626 | m.action = 1; |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 627 | D("transport: %s registered\n", transport->serial); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 628 | if(transport_write_action(transport_registration_send, &m)) { |
| 629 | fatal_errno("cannot write transport registration socket\n"); |
| 630 | } |
| 631 | } |
| 632 | |
| 633 | static void remove_transport(atransport *transport) |
| 634 | { |
| 635 | tmsg m; |
| 636 | m.transport = transport; |
| 637 | m.action = 0; |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 638 | D("transport: %s removed\n", transport->serial); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 639 | if(transport_write_action(transport_registration_send, &m)) { |
| 640 | fatal_errno("cannot write transport registration socket\n"); |
| 641 | } |
| 642 | } |
| 643 | |
| 644 | |
Mike Lockwood | cbbe79a | 2010-05-24 10:44:35 -0400 | [diff] [blame] | 645 | static void transport_unref_locked(atransport *t) |
| 646 | { |
| 647 | t->ref_count--; |
Mike Lockwood | cbbe79a | 2010-05-24 10:44:35 -0400 | [diff] [blame] | 648 | if (t->ref_count == 0) { |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 649 | D("transport: %s unref (kicking and closing)\n", t->serial); |
Mike Lockwood | cbbe79a | 2010-05-24 10:44:35 -0400 | [diff] [blame] | 650 | if (!t->kicked) { |
| 651 | t->kicked = 1; |
| 652 | t->kick(t); |
| 653 | } |
| 654 | t->close(t); |
| 655 | remove_transport(t); |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 656 | } else { |
| 657 | D("transport: %s unref (count=%d)\n", t->serial, t->ref_count); |
Mike Lockwood | cbbe79a | 2010-05-24 10:44:35 -0400 | [diff] [blame] | 658 | } |
| 659 | } |
| 660 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 661 | static void transport_unref(atransport *t) |
| 662 | { |
| 663 | if (t) { |
| 664 | adb_mutex_lock(&transport_lock); |
Mike Lockwood | cbbe79a | 2010-05-24 10:44:35 -0400 | [diff] [blame] | 665 | transport_unref_locked(t); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 666 | adb_mutex_unlock(&transport_lock); |
| 667 | } |
| 668 | } |
| 669 | |
| 670 | void add_transport_disconnect(atransport* t, adisconnect* dis) |
| 671 | { |
| 672 | adb_mutex_lock(&transport_lock); |
| 673 | dis->next = &t->disconnects; |
| 674 | dis->prev = dis->next->prev; |
| 675 | dis->prev->next = dis; |
| 676 | dis->next->prev = dis; |
| 677 | adb_mutex_unlock(&transport_lock); |
| 678 | } |
| 679 | |
| 680 | void remove_transport_disconnect(atransport* t, adisconnect* dis) |
| 681 | { |
| 682 | dis->prev->next = dis->next; |
| 683 | dis->next->prev = dis->prev; |
| 684 | dis->next = dis->prev = dis; |
| 685 | } |
| 686 | |
Scott Anderson | 2ca3e6b | 2012-05-30 18:11:27 -0700 | [diff] [blame] | 687 | static int qual_match(const char *to_test, |
Elliott Hughes | 09a45a1 | 2015-04-03 16:12:15 -0700 | [diff] [blame] | 688 | const char *prefix, const char *qual, bool sanitize_qual) |
Scott Anderson | 2ca3e6b | 2012-05-30 18:11:27 -0700 | [diff] [blame] | 689 | { |
| 690 | if (!to_test || !*to_test) |
| 691 | /* Return true if both the qual and to_test are null strings. */ |
| 692 | return !qual || !*qual; |
| 693 | |
| 694 | if (!qual) |
| 695 | return 0; |
| 696 | |
| 697 | if (prefix) { |
| 698 | while (*prefix) { |
| 699 | if (*prefix++ != *to_test++) |
| 700 | return 0; |
| 701 | } |
| 702 | } |
| 703 | |
| 704 | while (*qual) { |
| 705 | char ch = *qual++; |
Elliott Hughes | 09a45a1 | 2015-04-03 16:12:15 -0700 | [diff] [blame] | 706 | if (sanitize_qual && !isalnum(ch)) |
Scott Anderson | 2ca3e6b | 2012-05-30 18:11:27 -0700 | [diff] [blame] | 707 | ch = '_'; |
| 708 | if (ch != *to_test++) |
| 709 | return 0; |
| 710 | } |
| 711 | |
| 712 | /* Everything matched so far. Return true if *to_test is a NUL. */ |
| 713 | return !*to_test; |
| 714 | } |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 715 | |
Dan Albert | dcd78a1 | 2015-05-18 16:43:57 -0700 | [diff] [blame] | 716 | atransport* acquire_one_transport(ConnectionState state, TransportType type, |
| 717 | const char* serial, std::string* error_out) { |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 718 | atransport *result = NULL; |
| 719 | int ambiguous = 0; |
| 720 | |
| 721 | retry: |
Elliott Hughes | e2d3677 | 2015-06-23 13:00:32 -0700 | [diff] [blame] | 722 | *error_out = serial ? android::base::StringPrintf("device '%s' not found", serial) : "no devices found"; |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 723 | |
| 724 | adb_mutex_lock(&transport_lock); |
Dan Albert | c7915a3 | 2015-05-18 16:46:31 -0700 | [diff] [blame] | 725 | for (auto t : transport_list) { |
Dan Albert | dcd78a1 | 2015-05-18 16:43:57 -0700 | [diff] [blame] | 726 | if (t->connection_state == kCsNoPerm) { |
Elliott Hughes | e2d3677 | 2015-06-23 13:00:32 -0700 | [diff] [blame] | 727 | *error_out = "insufficient permissions for device"; |
Mike Lockwood | 37d3111 | 2009-08-08 13:53:16 -0400 | [diff] [blame] | 728 | continue; |
| 729 | } |
Mike Lockwood | 0927bf9 | 2009-08-08 12:37:44 -0400 | [diff] [blame] | 730 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 731 | /* check for matching serial number */ |
| 732 | if (serial) { |
Scott Anderson | 2ca3e6b | 2012-05-30 18:11:27 -0700 | [diff] [blame] | 733 | if ((t->serial && !strcmp(serial, t->serial)) || |
| 734 | (t->devpath && !strcmp(serial, t->devpath)) || |
Elliott Hughes | 09a45a1 | 2015-04-03 16:12:15 -0700 | [diff] [blame] | 735 | qual_match(serial, "product:", t->product, false) || |
| 736 | qual_match(serial, "model:", t->model, true) || |
| 737 | qual_match(serial, "device:", t->device, false)) { |
Scott Anderson | 2ca3e6b | 2012-05-30 18:11:27 -0700 | [diff] [blame] | 738 | if (result) { |
Elliott Hughes | e2d3677 | 2015-06-23 13:00:32 -0700 | [diff] [blame] | 739 | *error_out = "more than one device"; |
Scott Anderson | 2ca3e6b | 2012-05-30 18:11:27 -0700 | [diff] [blame] | 740 | ambiguous = 1; |
| 741 | result = NULL; |
| 742 | break; |
| 743 | } |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 744 | result = t; |
Scott Anderson | e109d26 | 2012-04-20 11:21:14 -0700 | [diff] [blame] | 745 | } |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 746 | } else { |
Elliott Hughes | 3bd73c1 | 2015-05-05 13:10:43 -0700 | [diff] [blame] | 747 | if (type == kTransportUsb && t->type == kTransportUsb) { |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 748 | if (result) { |
Elliott Hughes | e2d3677 | 2015-06-23 13:00:32 -0700 | [diff] [blame] | 749 | *error_out = "more than one device"; |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 750 | ambiguous = 1; |
| 751 | result = NULL; |
| 752 | break; |
| 753 | } |
| 754 | result = t; |
Elliott Hughes | 3bd73c1 | 2015-05-05 13:10:43 -0700 | [diff] [blame] | 755 | } else if (type == kTransportLocal && t->type == kTransportLocal) { |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 756 | if (result) { |
Elliott Hughes | e2d3677 | 2015-06-23 13:00:32 -0700 | [diff] [blame] | 757 | *error_out = "more than one emulator"; |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 758 | ambiguous = 1; |
| 759 | result = NULL; |
| 760 | break; |
| 761 | } |
| 762 | result = t; |
Elliott Hughes | 3bd73c1 | 2015-05-05 13:10:43 -0700 | [diff] [blame] | 763 | } else if (type == kTransportAny) { |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 764 | if (result) { |
Elliott Hughes | e2d3677 | 2015-06-23 13:00:32 -0700 | [diff] [blame] | 765 | *error_out = "more than one device/emulator"; |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 766 | ambiguous = 1; |
| 767 | result = NULL; |
| 768 | break; |
| 769 | } |
| 770 | result = t; |
| 771 | } |
| 772 | } |
| 773 | } |
| 774 | adb_mutex_unlock(&transport_lock); |
| 775 | |
| 776 | if (result) { |
Dan Albert | dcd78a1 | 2015-05-18 16:43:57 -0700 | [diff] [blame] | 777 | if (result->connection_state == kCsUnauthorized) { |
Elliott Hughes | e2d3677 | 2015-06-23 13:00:32 -0700 | [diff] [blame] | 778 | *error_out = "device unauthorized.\n"; |
| 779 | char* ADB_VENDOR_KEYS = getenv("ADB_VENDOR_KEYS"); |
Elliott Hughes | 64d303a | 2015-07-18 13:57:46 -0700 | [diff] [blame] | 780 | *error_out += "This adb server's $ADB_VENDOR_KEYS is "; |
Elliott Hughes | e2d3677 | 2015-06-23 13:00:32 -0700 | [diff] [blame] | 781 | *error_out += ADB_VENDOR_KEYS ? ADB_VENDOR_KEYS : "not set"; |
Elliott Hughes | 64d303a | 2015-07-18 13:57:46 -0700 | [diff] [blame] | 782 | *error_out += "\n"; |
| 783 | *error_out += "Try 'adb kill-server' if that seems wrong.\n"; |
Elliott Hughes | e2d3677 | 2015-06-23 13:00:32 -0700 | [diff] [blame] | 784 | *error_out += "Otherwise check for a confirmation dialog on your device."; |
Benoit Goby | 77e8e58 | 2013-01-15 12:36:47 -0800 | [diff] [blame] | 785 | result = NULL; |
| 786 | } |
| 787 | |
Elliott Hughes | 7be29c8 | 2015-04-16 22:54:44 -0700 | [diff] [blame] | 788 | /* offline devices are ignored -- they are either being born or dying */ |
Dan Albert | dcd78a1 | 2015-05-18 16:43:57 -0700 | [diff] [blame] | 789 | if (result && result->connection_state == kCsOffline) { |
Elliott Hughes | e2d3677 | 2015-06-23 13:00:32 -0700 | [diff] [blame] | 790 | *error_out = "device offline"; |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 791 | result = NULL; |
| 792 | } |
Elliott Hughes | 7be29c8 | 2015-04-16 22:54:44 -0700 | [diff] [blame] | 793 | |
| 794 | /* check for required connection state */ |
Dan Albert | dcd78a1 | 2015-05-18 16:43:57 -0700 | [diff] [blame] | 795 | if (result && state != kCsAny && result->connection_state != state) { |
Elliott Hughes | e2d3677 | 2015-06-23 13:00:32 -0700 | [diff] [blame] | 796 | *error_out = "invalid device state"; |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 797 | result = NULL; |
| 798 | } |
| 799 | } |
| 800 | |
| 801 | if (result) { |
| 802 | /* found one that we can take */ |
Elliott Hughes | e2d3677 | 2015-06-23 13:00:32 -0700 | [diff] [blame] | 803 | *error_out = "success"; |
Dan Albert | dcd78a1 | 2015-05-18 16:43:57 -0700 | [diff] [blame] | 804 | } else if (state != kCsAny && (serial || !ambiguous)) { |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 805 | adb_sleep_ms(1000); |
| 806 | goto retry; |
| 807 | } |
| 808 | |
| 809 | return result; |
| 810 | } |
| 811 | |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 812 | const char* atransport::connection_state_name() const { |
| 813 | switch (connection_state) { |
Dan Albert | dcd78a1 | 2015-05-18 16:43:57 -0700 | [diff] [blame] | 814 | case kCsOffline: return "offline"; |
| 815 | case kCsBootloader: return "bootloader"; |
| 816 | case kCsDevice: return "device"; |
| 817 | case kCsHost: return "host"; |
| 818 | case kCsRecovery: return "recovery"; |
| 819 | case kCsNoPerm: return "no permissions"; |
| 820 | case kCsSideload: return "sideload"; |
| 821 | case kCsUnauthorized: return "unauthorized"; |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 822 | default: return "unknown"; |
| 823 | } |
| 824 | } |
| 825 | |
Tamas Berghammer | 3d2904c | 2015-07-13 19:12:28 +0100 | [diff] [blame] | 826 | void atransport::update_version(int version, size_t payload) { |
| 827 | protocol_version = std::min(version, A_VERSION); |
| 828 | max_payload = std::min(payload, MAX_PAYLOAD); |
| 829 | } |
| 830 | |
| 831 | int atransport::get_protocol_version() const { |
| 832 | return protocol_version; |
| 833 | } |
| 834 | |
| 835 | size_t atransport::get_max_payload() const { |
| 836 | return max_payload; |
| 837 | } |
| 838 | |
Dan Albert | 1792c23 | 2015-05-18 13:06:53 -0700 | [diff] [blame] | 839 | // The list of features supported by the current system. Will be sent to the |
| 840 | // other side of the connection in the banner. |
| 841 | static const FeatureSet gSupportedFeatures = { |
| 842 | // None yet. |
| 843 | }; |
| 844 | |
| 845 | const FeatureSet& supported_features() { |
| 846 | return gSupportedFeatures; |
| 847 | } |
| 848 | |
| 849 | bool atransport::has_feature(const std::string& feature) const { |
| 850 | return features_.count(feature) > 0; |
| 851 | } |
| 852 | |
| 853 | void atransport::add_feature(const std::string& feature) { |
| 854 | features_.insert(feature); |
| 855 | } |
| 856 | |
| 857 | bool atransport::CanUseFeature(const std::string& feature) const { |
Elliott Hughes | aa24549 | 2015-08-03 10:38:08 -0700 | [diff] [blame] | 858 | return has_feature(feature) && supported_features().count(feature) > 0; |
Dan Albert | 1792c23 | 2015-05-18 13:06:53 -0700 | [diff] [blame] | 859 | } |
| 860 | |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 861 | #if ADB_HOST |
| 862 | |
Dan Albert | d99d902 | 2015-05-06 16:48:52 -0700 | [diff] [blame] | 863 | static void append_transport_info(std::string* result, const char* key, |
| 864 | const char* value, bool sanitize) { |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 865 | if (value == nullptr || *value == '\0') { |
Scott Anderson | 2ca3e6b | 2012-05-30 18:11:27 -0700 | [diff] [blame] | 866 | return; |
Scott Anderson | 2ca3e6b | 2012-05-30 18:11:27 -0700 | [diff] [blame] | 867 | } |
| 868 | |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 869 | *result += ' '; |
| 870 | *result += key; |
| 871 | |
| 872 | for (const char* p = value; *p; ++p) { |
| 873 | result->push_back((!sanitize || isalnum(*p)) ? *p : '_'); |
| 874 | } |
Scott Anderson | 2ca3e6b | 2012-05-30 18:11:27 -0700 | [diff] [blame] | 875 | } |
| 876 | |
Dan Albert | c7915a3 | 2015-05-18 16:46:31 -0700 | [diff] [blame] | 877 | static void append_transport(const atransport* t, std::string* result, |
| 878 | bool long_listing) { |
Scott Anderson | 2ca3e6b | 2012-05-30 18:11:27 -0700 | [diff] [blame] | 879 | const char* serial = t->serial; |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 880 | if (!serial || !serial[0]) { |
Dan Albert | d99d902 | 2015-05-06 16:48:52 -0700 | [diff] [blame] | 881 | serial = "(no serial number)"; |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 882 | } |
Scott Anderson | 2ca3e6b | 2012-05-30 18:11:27 -0700 | [diff] [blame] | 883 | |
| 884 | if (!long_listing) { |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 885 | *result += serial; |
| 886 | *result += '\t'; |
| 887 | *result += t->connection_state_name(); |
Scott Anderson | 2ca3e6b | 2012-05-30 18:11:27 -0700 | [diff] [blame] | 888 | } else { |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 889 | android::base::StringAppendF(result, "%-22s %s", serial, t->connection_state_name()); |
Scott Anderson | 2ca3e6b | 2012-05-30 18:11:27 -0700 | [diff] [blame] | 890 | |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 891 | append_transport_info(result, "", t->devpath, false); |
| 892 | append_transport_info(result, "product:", t->product, false); |
| 893 | append_transport_info(result, "model:", t->model, true); |
| 894 | append_transport_info(result, "device:", t->device, false); |
Dan Albert | 1792c23 | 2015-05-18 13:06:53 -0700 | [diff] [blame] | 895 | append_transport_info(result, "features:", |
| 896 | android::base::Join(t->features(), ',').c_str(), |
| 897 | false); |
Scott Anderson | 2ca3e6b | 2012-05-30 18:11:27 -0700 | [diff] [blame] | 898 | } |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 899 | *result += '\n'; |
Scott Anderson | 2ca3e6b | 2012-05-30 18:11:27 -0700 | [diff] [blame] | 900 | } |
| 901 | |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 902 | std::string list_transports(bool long_listing) { |
| 903 | std::string result; |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 904 | adb_mutex_lock(&transport_lock); |
Dan Albert | c7915a3 | 2015-05-18 16:46:31 -0700 | [diff] [blame] | 905 | for (const auto t : transport_list) { |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 906 | append_transport(t, &result, long_listing); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 907 | } |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 908 | adb_mutex_unlock(&transport_lock); |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 909 | return result; |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 910 | } |
| 911 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 912 | /* hack for osx */ |
Dan Albert | c7915a3 | 2015-05-18 16:46:31 -0700 | [diff] [blame] | 913 | void close_usb_devices() { |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 914 | adb_mutex_lock(&transport_lock); |
Dan Albert | c7915a3 | 2015-05-18 16:46:31 -0700 | [diff] [blame] | 915 | for (auto t : transport_list) { |
| 916 | if (!t->kicked) { |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 917 | t->kicked = 1; |
| 918 | t->kick(t); |
| 919 | } |
| 920 | } |
| 921 | adb_mutex_unlock(&transport_lock); |
| 922 | } |
| 923 | #endif // ADB_HOST |
| 924 | |
Dan Albert | c7915a3 | 2015-05-18 16:46:31 -0700 | [diff] [blame] | 925 | int register_socket_transport(int s, const char *serial, int port, int local) { |
| 926 | atransport* t = new atransport(); |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 927 | |
| 928 | if (!serial) { |
Dan Albert | c7915a3 | 2015-05-18 16:46:31 -0700 | [diff] [blame] | 929 | char buf[32]; |
| 930 | snprintf(buf, sizeof(buf), "T-%p", t); |
| 931 | serial = buf; |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 932 | } |
Dan Albert | c7915a3 | 2015-05-18 16:46:31 -0700 | [diff] [blame] | 933 | |
David 'Digit' Turner | 730ff3b | 2011-01-06 14:11:07 +0100 | [diff] [blame] | 934 | D("transport: %s init'ing for socket %d, on port %d\n", serial, s, port); |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 935 | if (init_socket_transport(t, s, port, local) < 0) { |
Dan Albert | c7915a3 | 2015-05-18 16:46:31 -0700 | [diff] [blame] | 936 | delete t; |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 937 | return -1; |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 938 | } |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 939 | |
| 940 | adb_mutex_lock(&transport_lock); |
Dan Albert | c7915a3 | 2015-05-18 16:46:31 -0700 | [diff] [blame] | 941 | for (auto transport : pending_list) { |
| 942 | if (transport->serial && strcmp(serial, transport->serial) == 0) { |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 943 | adb_mutex_unlock(&transport_lock); |
Dan Albert | c7915a3 | 2015-05-18 16:46:31 -0700 | [diff] [blame] | 944 | delete t; |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 945 | return -1; |
| 946 | } |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 947 | } |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 948 | |
Dan Albert | c7915a3 | 2015-05-18 16:46:31 -0700 | [diff] [blame] | 949 | for (auto transport : transport_list) { |
| 950 | if (transport->serial && strcmp(serial, transport->serial) == 0) { |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 951 | adb_mutex_unlock(&transport_lock); |
Dan Albert | c7915a3 | 2015-05-18 16:46:31 -0700 | [diff] [blame] | 952 | delete t; |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 953 | return -1; |
| 954 | } |
| 955 | } |
| 956 | |
Dan Albert | c7915a3 | 2015-05-18 16:46:31 -0700 | [diff] [blame] | 957 | pending_list.push_front(t); |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 958 | t->serial = strdup(serial); |
| 959 | adb_mutex_unlock(&transport_lock); |
| 960 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 961 | register_transport(t); |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 962 | return 0; |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 963 | } |
| 964 | |
Mike Lockwood | 8cf0d59 | 2009-10-11 23:04:18 -0400 | [diff] [blame] | 965 | #if ADB_HOST |
Dan Albert | c7915a3 | 2015-05-18 16:46:31 -0700 | [diff] [blame] | 966 | atransport *find_transport(const char *serial) { |
| 967 | atransport* result = nullptr; |
Mike Lockwood | 8cf0d59 | 2009-10-11 23:04:18 -0400 | [diff] [blame] | 968 | |
| 969 | adb_mutex_lock(&transport_lock); |
Dan Albert | c7915a3 | 2015-05-18 16:46:31 -0700 | [diff] [blame] | 970 | for (auto t : transport_list) { |
| 971 | if (t->serial && strcmp(serial, t->serial) == 0) { |
| 972 | result = t; |
Mike Lockwood | 8cf0d59 | 2009-10-11 23:04:18 -0400 | [diff] [blame] | 973 | break; |
| 974 | } |
Dan Albert | c7915a3 | 2015-05-18 16:46:31 -0700 | [diff] [blame] | 975 | } |
Mike Lockwood | 8cf0d59 | 2009-10-11 23:04:18 -0400 | [diff] [blame] | 976 | adb_mutex_unlock(&transport_lock); |
| 977 | |
Dan Albert | c7915a3 | 2015-05-18 16:46:31 -0700 | [diff] [blame] | 978 | return result; |
Mike Lockwood | 8cf0d59 | 2009-10-11 23:04:18 -0400 | [diff] [blame] | 979 | } |
| 980 | |
| 981 | void unregister_transport(atransport *t) |
| 982 | { |
| 983 | adb_mutex_lock(&transport_lock); |
Dan Albert | c7915a3 | 2015-05-18 16:46:31 -0700 | [diff] [blame] | 984 | transport_list.remove(t); |
Mike Lockwood | 8cf0d59 | 2009-10-11 23:04:18 -0400 | [diff] [blame] | 985 | adb_mutex_unlock(&transport_lock); |
| 986 | |
| 987 | kick_transport(t); |
| 988 | transport_unref(t); |
| 989 | } |
| 990 | |
Dan Albert | c7915a3 | 2015-05-18 16:46:31 -0700 | [diff] [blame] | 991 | // Unregisters all non-emulator TCP transports. |
| 992 | void unregister_all_tcp_transports() { |
Mike Lockwood | cbbe79a | 2010-05-24 10:44:35 -0400 | [diff] [blame] | 993 | adb_mutex_lock(&transport_lock); |
Dan Albert | c7915a3 | 2015-05-18 16:46:31 -0700 | [diff] [blame] | 994 | for (auto it = transport_list.begin(); it != transport_list.end(); ) { |
| 995 | atransport* t = *it; |
Mike Lockwood | cbbe79a | 2010-05-24 10:44:35 -0400 | [diff] [blame] | 996 | if (t->type == kTransportLocal && t->adb_port == 0) { |
Dan Albert | c7915a3 | 2015-05-18 16:46:31 -0700 | [diff] [blame] | 997 | // We cannot call kick_transport when holding transport_lock. |
| 998 | if (!t->kicked) { |
Mike Lockwood | cbbe79a | 2010-05-24 10:44:35 -0400 | [diff] [blame] | 999 | t->kicked = 1; |
| 1000 | t->kick(t); |
| 1001 | } |
| 1002 | transport_unref_locked(t); |
Dan Albert | c7915a3 | 2015-05-18 16:46:31 -0700 | [diff] [blame] | 1003 | |
| 1004 | it = transport_list.erase(it); |
| 1005 | } else { |
| 1006 | ++it; |
Mike Lockwood | cbbe79a | 2010-05-24 10:44:35 -0400 | [diff] [blame] | 1007 | } |
Dan Albert | c7915a3 | 2015-05-18 16:46:31 -0700 | [diff] [blame] | 1008 | } |
Mike Lockwood | cbbe79a | 2010-05-24 10:44:35 -0400 | [diff] [blame] | 1009 | |
| 1010 | adb_mutex_unlock(&transport_lock); |
| 1011 | } |
| 1012 | |
Mike Lockwood | 8cf0d59 | 2009-10-11 23:04:18 -0400 | [diff] [blame] | 1013 | #endif |
| 1014 | |
Dan Albert | c7915a3 | 2015-05-18 16:46:31 -0700 | [diff] [blame] | 1015 | void register_usb_transport(usb_handle* usb, const char* serial, |
| 1016 | const char* devpath, unsigned writeable) { |
| 1017 | atransport* t = new atransport(); |
| 1018 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 1019 | D("transport: %p init'ing for usb_handle %p (sn='%s')\n", t, usb, |
| 1020 | serial ? serial : ""); |
Dan Albert | dcd78a1 | 2015-05-18 16:43:57 -0700 | [diff] [blame] | 1021 | init_usb_transport(t, usb, (writeable ? kCsOffline : kCsNoPerm)); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 1022 | if(serial) { |
| 1023 | t->serial = strdup(serial); |
| 1024 | } |
Dan Albert | c7915a3 | 2015-05-18 16:46:31 -0700 | [diff] [blame] | 1025 | |
| 1026 | if (devpath) { |
Scott Anderson | e109d26 | 2012-04-20 11:21:14 -0700 | [diff] [blame] | 1027 | t->devpath = strdup(devpath); |
| 1028 | } |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 1029 | |
| 1030 | adb_mutex_lock(&transport_lock); |
Dan Albert | c7915a3 | 2015-05-18 16:46:31 -0700 | [diff] [blame] | 1031 | pending_list.push_front(t); |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 1032 | adb_mutex_unlock(&transport_lock); |
| 1033 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 1034 | register_transport(t); |
| 1035 | } |
| 1036 | |
Dan Albert | dcd78a1 | 2015-05-18 16:43:57 -0700 | [diff] [blame] | 1037 | // This should only be used for transports with connection_state == kCsNoPerm. |
Dan Albert | c7915a3 | 2015-05-18 16:46:31 -0700 | [diff] [blame] | 1038 | void unregister_usb_transport(usb_handle *usb) { |
Mike Lockwood | 0927bf9 | 2009-08-08 12:37:44 -0400 | [diff] [blame] | 1039 | adb_mutex_lock(&transport_lock); |
Dan Albert | c7915a3 | 2015-05-18 16:46:31 -0700 | [diff] [blame] | 1040 | transport_list.remove_if([usb](atransport* t) { |
| 1041 | return t->usb == usb && t->connection_state == kCsNoPerm; |
| 1042 | }); |
Mike Lockwood | 0927bf9 | 2009-08-08 12:37:44 -0400 | [diff] [blame] | 1043 | adb_mutex_unlock(&transport_lock); |
| 1044 | } |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 1045 | |
| 1046 | #undef TRACE_TAG |
| 1047 | #define TRACE_TAG TRACE_RWX |
| 1048 | |
Tamas Berghammer | 3d2904c | 2015-07-13 19:12:28 +0100 | [diff] [blame] | 1049 | int check_header(apacket *p, atransport *t) |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 1050 | { |
| 1051 | if(p->msg.magic != (p->msg.command ^ 0xffffffff)) { |
| 1052 | D("check_header(): invalid magic\n"); |
| 1053 | return -1; |
| 1054 | } |
| 1055 | |
Tamas Berghammer | 3d2904c | 2015-07-13 19:12:28 +0100 | [diff] [blame] | 1056 | if(p->msg.data_length > t->get_max_payload()) { |
| 1057 | D("check_header(): %u > atransport::max_payload = %zu\n", |
| 1058 | p->msg.data_length, t->get_max_payload()); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 1059 | return -1; |
| 1060 | } |
| 1061 | |
| 1062 | return 0; |
| 1063 | } |
| 1064 | |
| 1065 | int check_data(apacket *p) |
| 1066 | { |
| 1067 | unsigned count, sum; |
| 1068 | unsigned char *x; |
| 1069 | |
| 1070 | count = p->msg.data_length; |
| 1071 | x = p->data; |
| 1072 | sum = 0; |
| 1073 | while(count-- > 0) { |
| 1074 | sum += *x++; |
| 1075 | } |
| 1076 | |
| 1077 | if(sum != p->msg.data_check) { |
| 1078 | return -1; |
| 1079 | } else { |
| 1080 | return 0; |
| 1081 | } |
| 1082 | } |