The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1 | /* |
| 2 | ** Copyright 2006, 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 LOG_TAG "BluetoothAudioGateway.cpp" |
| 18 | |
| 19 | #include "android_bluetooth_common.h" |
Doug Kwan | 75d086e | 2011-07-16 19:14:18 -0700 | [diff] [blame] | 20 | #include "android_bluetooth_c.h" |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 21 | #include "android_runtime/AndroidRuntime.h" |
| 22 | #include "JNIHelp.h" |
| 23 | #include "jni.h" |
| 24 | #include "utils/Log.h" |
| 25 | #include "utils/misc.h" |
| 26 | |
| 27 | #define USE_ACCEPT_DIRECTLY (0) |
| 28 | #define USE_SELECT (0) /* 1 for select(), 0 for poll(); used only when |
| 29 | USE_ACCEPT_DIRECTLY == 0 */ |
| 30 | |
| 31 | #include <stdio.h> |
| 32 | #include <string.h> |
| 33 | #include <stdlib.h> |
| 34 | #include <errno.h> |
| 35 | #include <unistd.h> |
| 36 | #include <fcntl.h> |
| 37 | #include <sys/socket.h> |
| 38 | #include <sys/time.h> |
| 39 | #include <sys/types.h> |
| 40 | #include <unistd.h> |
| 41 | #include <fcntl.h> |
| 42 | #include <sys/uio.h> |
| 43 | #include <ctype.h> |
| 44 | |
| 45 | #if USE_SELECT |
| 46 | #include <sys/select.h> |
| 47 | #else |
| 48 | #include <sys/poll.h> |
| 49 | #endif |
| 50 | |
| 51 | #ifdef HAVE_BLUETOOTH |
| 52 | #include <bluetooth/bluetooth.h> |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 53 | #include <bluetooth/rfcomm.h> |
| 54 | #include <bluetooth/sco.h> |
| 55 | #endif |
| 56 | |
| 57 | namespace android { |
| 58 | |
| 59 | #ifdef HAVE_BLUETOOTH |
| 60 | static jfieldID field_mNativeData; |
| 61 | /* in */ |
| 62 | static jfieldID field_mHandsfreeAgRfcommChannel; |
| 63 | static jfieldID field_mHeadsetAgRfcommChannel; |
| 64 | /* out */ |
| 65 | static jfieldID field_mTimeoutRemainingMs; /* out */ |
| 66 | |
| 67 | static jfieldID field_mConnectingHeadsetAddress; |
| 68 | static jfieldID field_mConnectingHeadsetRfcommChannel; /* -1 when not connected */ |
| 69 | static jfieldID field_mConnectingHeadsetSocketFd; |
| 70 | |
| 71 | static jfieldID field_mConnectingHandsfreeAddress; |
| 72 | static jfieldID field_mConnectingHandsfreeRfcommChannel; /* -1 when not connected */ |
| 73 | static jfieldID field_mConnectingHandsfreeSocketFd; |
| 74 | |
| 75 | |
| 76 | typedef struct { |
| 77 | int hcidev; |
| 78 | int hf_ag_rfcomm_channel; |
| 79 | int hs_ag_rfcomm_channel; |
| 80 | int hf_ag_rfcomm_sock; |
| 81 | int hs_ag_rfcomm_sock; |
| 82 | } native_data_t; |
| 83 | |
| 84 | static inline native_data_t * get_native_data(JNIEnv *env, jobject object) { |
| 85 | return (native_data_t *)(env->GetIntField(object, |
| 86 | field_mNativeData)); |
| 87 | } |
| 88 | |
| 89 | static int setup_listening_socket(int dev, int channel); |
| 90 | #endif |
| 91 | |
| 92 | static void classInitNative(JNIEnv* env, jclass clazz) { |
Jaikumar Ganesh | 2653a1e | 2011-02-22 10:53:29 -0800 | [diff] [blame] | 93 | LOGV("%s", __FUNCTION__); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 94 | #ifdef HAVE_BLUETOOTH |
| 95 | |
| 96 | /* in */ |
| 97 | field_mNativeData = get_field(env, clazz, "mNativeData", "I"); |
Jaikumar Ganesh | 2653a1e | 2011-02-22 10:53:29 -0800 | [diff] [blame] | 98 | field_mHandsfreeAgRfcommChannel = |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 99 | get_field(env, clazz, "mHandsfreeAgRfcommChannel", "I"); |
Jaikumar Ganesh | 2653a1e | 2011-02-22 10:53:29 -0800 | [diff] [blame] | 100 | field_mHeadsetAgRfcommChannel = |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 101 | get_field(env, clazz, "mHeadsetAgRfcommChannel", "I"); |
| 102 | |
| 103 | /* out */ |
Jaikumar Ganesh | 2653a1e | 2011-02-22 10:53:29 -0800 | [diff] [blame] | 104 | field_mConnectingHeadsetAddress = |
| 105 | get_field(env, clazz, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 106 | "mConnectingHeadsetAddress", "Ljava/lang/String;"); |
Jaikumar Ganesh | 2653a1e | 2011-02-22 10:53:29 -0800 | [diff] [blame] | 107 | field_mConnectingHeadsetRfcommChannel = |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 108 | get_field(env, clazz, "mConnectingHeadsetRfcommChannel", "I"); |
Jaikumar Ganesh | 2653a1e | 2011-02-22 10:53:29 -0800 | [diff] [blame] | 109 | field_mConnectingHeadsetSocketFd = |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 110 | get_field(env, clazz, "mConnectingHeadsetSocketFd", "I"); |
| 111 | |
Jaikumar Ganesh | 2653a1e | 2011-02-22 10:53:29 -0800 | [diff] [blame] | 112 | field_mConnectingHandsfreeAddress = |
| 113 | get_field(env, clazz, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 114 | "mConnectingHandsfreeAddress", "Ljava/lang/String;"); |
Jaikumar Ganesh | 2653a1e | 2011-02-22 10:53:29 -0800 | [diff] [blame] | 115 | field_mConnectingHandsfreeRfcommChannel = |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 116 | get_field(env, clazz, "mConnectingHandsfreeRfcommChannel", "I"); |
Jaikumar Ganesh | 2653a1e | 2011-02-22 10:53:29 -0800 | [diff] [blame] | 117 | field_mConnectingHandsfreeSocketFd = |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 118 | get_field(env, clazz, "mConnectingHandsfreeSocketFd", "I"); |
| 119 | |
Jaikumar Ganesh | 2653a1e | 2011-02-22 10:53:29 -0800 | [diff] [blame] | 120 | field_mTimeoutRemainingMs = |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 121 | get_field(env, clazz, "mTimeoutRemainingMs", "I"); |
| 122 | #endif |
| 123 | } |
| 124 | |
| 125 | static void initializeNativeDataNative(JNIEnv* env, jobject object) { |
Jaikumar Ganesh | 2653a1e | 2011-02-22 10:53:29 -0800 | [diff] [blame] | 126 | LOGV("%s", __FUNCTION__); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 127 | #ifdef HAVE_BLUETOOTH |
| 128 | native_data_t *nat = (native_data_t *)calloc(1, sizeof(native_data_t)); |
| 129 | if (NULL == nat) { |
| 130 | LOGE("%s: out of memory!", __FUNCTION__); |
| 131 | return; |
| 132 | } |
| 133 | |
| 134 | nat->hcidev = BLUETOOTH_ADAPTER_HCI_NUM; |
| 135 | |
| 136 | env->SetIntField(object, field_mNativeData, (jint)nat); |
| 137 | nat->hf_ag_rfcomm_channel = |
| 138 | env->GetIntField(object, field_mHandsfreeAgRfcommChannel); |
| 139 | nat->hs_ag_rfcomm_channel = |
| 140 | env->GetIntField(object, field_mHeadsetAgRfcommChannel); |
| 141 | LOGV("HF RFCOMM channel = %d.", nat->hf_ag_rfcomm_channel); |
| 142 | LOGV("HS RFCOMM channel = %d.", nat->hs_ag_rfcomm_channel); |
| 143 | |
| 144 | /* Set the default values of these to -1. */ |
| 145 | env->SetIntField(object, field_mConnectingHeadsetRfcommChannel, -1); |
| 146 | env->SetIntField(object, field_mConnectingHandsfreeRfcommChannel, -1); |
| 147 | |
| 148 | nat->hf_ag_rfcomm_sock = -1; |
| 149 | nat->hs_ag_rfcomm_sock = -1; |
| 150 | #endif |
| 151 | } |
| 152 | |
| 153 | static void cleanupNativeDataNative(JNIEnv* env, jobject object) { |
Jaikumar Ganesh | 2653a1e | 2011-02-22 10:53:29 -0800 | [diff] [blame] | 154 | LOGV("%s", __FUNCTION__); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 155 | #ifdef HAVE_BLUETOOTH |
| 156 | native_data_t *nat = get_native_data(env, object); |
| 157 | if (nat) { |
| 158 | free(nat); |
| 159 | } |
| 160 | #endif |
| 161 | } |
| 162 | |
| 163 | #ifdef HAVE_BLUETOOTH |
| 164 | |
| 165 | #if USE_ACCEPT_DIRECTLY==0 |
| 166 | static int set_nb(int sk, bool nb) { |
| 167 | int flags = fcntl(sk, F_GETFL); |
| 168 | if (flags < 0) { |
Jaikumar Ganesh | 2653a1e | 2011-02-22 10:53:29 -0800 | [diff] [blame] | 169 | LOGE("Can't get socket flags with fcntl(): %s (%d)", |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 170 | strerror(errno), errno); |
| 171 | close(sk); |
| 172 | return -1; |
| 173 | } |
| 174 | flags &= ~O_NONBLOCK; |
| 175 | if (nb) flags |= O_NONBLOCK; |
| 176 | int status = fcntl(sk, F_SETFL, flags); |
| 177 | if (status < 0) { |
| 178 | LOGE("Can't set socket to nonblocking mode with fcntl(): %s (%d)", |
| 179 | strerror(errno), errno); |
| 180 | close(sk); |
| 181 | return -1; |
| 182 | } |
| 183 | return 0; |
| 184 | } |
| 185 | #endif /*USE_ACCEPT_DIRECTLY==0*/ |
| 186 | |
| 187 | static int do_accept(JNIEnv* env, jobject object, int ag_fd, |
| 188 | jfieldID out_fd, |
| 189 | jfieldID out_address, |
| 190 | jfieldID out_channel) { |
| 191 | |
| 192 | #if USE_ACCEPT_DIRECTLY==0 |
| 193 | if (set_nb(ag_fd, true) < 0) |
| 194 | return -1; |
| 195 | #endif |
| 196 | |
| 197 | struct sockaddr_rc raddr; |
| 198 | int alen = sizeof(raddr); |
| 199 | int nsk = accept(ag_fd, (struct sockaddr *) &raddr, &alen); |
| 200 | if (nsk < 0) { |
| 201 | LOGE("Error on accept from socket fd %d: %s (%d).", |
| 202 | ag_fd, |
| 203 | strerror(errno), |
| 204 | errno); |
| 205 | #if USE_ACCEPT_DIRECTLY==0 |
| 206 | set_nb(ag_fd, false); |
| 207 | #endif |
| 208 | return -1; |
| 209 | } |
| 210 | |
| 211 | env->SetIntField(object, out_fd, nsk); |
| 212 | env->SetIntField(object, out_channel, raddr.rc_channel); |
| 213 | |
| 214 | char addr[BTADDR_SIZE]; |
| 215 | get_bdaddr_as_string(&raddr.rc_bdaddr, addr); |
| 216 | env->SetObjectField(object, out_address, env->NewStringUTF(addr)); |
| 217 | |
| 218 | LOGI("Successful accept() on AG socket %d: new socket %d, address %s, RFCOMM channel %d", |
| 219 | ag_fd, |
| 220 | nsk, |
| 221 | addr, |
| 222 | raddr.rc_channel); |
| 223 | #if USE_ACCEPT_DIRECTLY==0 |
| 224 | set_nb(ag_fd, false); |
| 225 | #endif |
| 226 | return 0; |
| 227 | } |
| 228 | |
| 229 | #if USE_SELECT |
| 230 | static inline int on_accept_set_fields(JNIEnv* env, jobject object, |
| 231 | fd_set *rset, int ag_fd, |
| 232 | jfieldID out_fd, |
| 233 | jfieldID out_address, |
| 234 | jfieldID out_channel) { |
| 235 | |
| 236 | env->SetIntField(object, out_channel, -1); |
| 237 | |
| 238 | if (ag_fd >= 0 && FD_ISSET(ag_fd, &rset)) { |
| 239 | return do_accept(env, object, ag_fd, |
| 240 | out_fd, out_address, out_channel); |
| 241 | } |
| 242 | else { |
| 243 | LOGI("fd = %d, FD_ISSET() = %d", |
| 244 | ag_fd, |
| 245 | FD_ISSET(ag_fd, &rset)); |
| 246 | if (ag_fd >= 0 && !FD_ISSET(ag_fd, &rset)) { |
| 247 | LOGE("WTF???"); |
| 248 | return -1; |
| 249 | } |
| 250 | } |
| 251 | |
| 252 | return 0; |
| 253 | } |
| 254 | #endif |
| 255 | #endif /* HAVE_BLUETOOTH */ |
| 256 | |
| 257 | static jboolean waitForHandsfreeConnectNative(JNIEnv* env, jobject object, |
| 258 | jint timeout_ms) { |
Jaikumar Ganesh | 2653a1e | 2011-02-22 10:53:29 -0800 | [diff] [blame] | 259 | // LOGV("%s", __FUNCTION__); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 260 | #ifdef HAVE_BLUETOOTH |
| 261 | |
| 262 | env->SetIntField(object, field_mTimeoutRemainingMs, timeout_ms); |
| 263 | |
| 264 | int n = 0; |
| 265 | native_data_t *nat = get_native_data(env, object); |
| 266 | #if USE_ACCEPT_DIRECTLY |
| 267 | if (nat->hf_ag_rfcomm_channel > 0) { |
Jaikumar Ganesh | 2653a1e | 2011-02-22 10:53:29 -0800 | [diff] [blame] | 268 | LOGI("Setting HF AG server socket to RFCOMM port %d!", |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 269 | nat->hf_ag_rfcomm_channel); |
| 270 | struct timeval tv; |
| 271 | int len = sizeof(tv); |
Jaikumar Ganesh | 2653a1e | 2011-02-22 10:53:29 -0800 | [diff] [blame] | 272 | if (getsockopt(nat->hf_ag_rfcomm_channel, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 273 | SOL_SOCKET, SO_RCVTIMEO, &tv, &len) < 0) { |
| 274 | LOGE("getsockopt(%d, SOL_SOCKET, SO_RCVTIMEO): %s (%d)", |
| 275 | nat->hf_ag_rfcomm_channel, |
| 276 | strerror(errno), |
| 277 | errno); |
| 278 | return JNI_FALSE; |
| 279 | } |
Jaikumar Ganesh | 2653a1e | 2011-02-22 10:53:29 -0800 | [diff] [blame] | 280 | LOGI("Current HF AG server socket RCVTIMEO is (%d(s), %d(us))!", |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 281 | (int)tv.tv_sec, (int)tv.tv_usec); |
| 282 | if (timeout_ms >= 0) { |
| 283 | tv.tv_sec = timeout_ms / 1000; |
| 284 | tv.tv_usec = 1000 * (timeout_ms % 1000); |
Jaikumar Ganesh | 2653a1e | 2011-02-22 10:53:29 -0800 | [diff] [blame] | 285 | if (setsockopt(nat->hf_ag_rfcomm_channel, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 286 | SOL_SOCKET, SO_RCVTIMEO, &tv, sizeof(tv)) < 0) { |
| 287 | LOGE("setsockopt(%d, SOL_SOCKET, SO_RCVTIMEO): %s (%d)", |
| 288 | nat->hf_ag_rfcomm_channel, |
| 289 | strerror(errno), |
| 290 | errno); |
| 291 | return JNI_FALSE; |
| 292 | } |
Jaikumar Ganesh | 2653a1e | 2011-02-22 10:53:29 -0800 | [diff] [blame] | 293 | LOGI("Changed HF AG server socket RCVTIMEO to (%d(s), %d(us))!", |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 294 | (int)tv.tv_sec, (int)tv.tv_usec); |
| 295 | } |
| 296 | |
Jaikumar Ganesh | 2653a1e | 2011-02-22 10:53:29 -0800 | [diff] [blame] | 297 | if (!do_accept(env, object, nat->hf_ag_rfcomm_sock, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 298 | field_mConnectingHandsfreeSocketFd, |
| 299 | field_mConnectingHandsfreeAddress, |
| 300 | field_mConnectingHandsfreeRfcommChannel)) |
| 301 | { |
| 302 | env->SetIntField(object, field_mTimeoutRemainingMs, 0); |
| 303 | return JNI_TRUE; |
| 304 | } |
| 305 | return JNI_FALSE; |
| 306 | } |
| 307 | #else |
| 308 | #if USE_SELECT |
| 309 | fd_set rset; |
| 310 | FD_ZERO(&rset); |
| 311 | int cnt = 0; |
| 312 | if (nat->hf_ag_rfcomm_channel > 0) { |
Jaikumar Ganesh | 2653a1e | 2011-02-22 10:53:29 -0800 | [diff] [blame] | 313 | LOGI("Setting HF AG server socket to RFCOMM port %d!", |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 314 | nat->hf_ag_rfcomm_channel); |
| 315 | cnt++; |
| 316 | FD_SET(nat->hf_ag_rfcomm_sock, &rset); |
| 317 | } |
| 318 | if (nat->hs_ag_rfcomm_channel > 0) { |
Jaikumar Ganesh | 2653a1e | 2011-02-22 10:53:29 -0800 | [diff] [blame] | 319 | LOGI("Setting HS AG server socket to RFCOMM port %d!", |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 320 | nat->hs_ag_rfcomm_channel); |
| 321 | cnt++; |
| 322 | FD_SET(nat->hs_ag_rfcomm_sock, &rset); |
| 323 | } |
| 324 | if (cnt == 0) { |
| 325 | LOGE("Neither HF nor HS listening sockets are open!"); |
| 326 | return JNI_FALSE; |
| 327 | } |
| 328 | |
| 329 | struct timeval to; |
| 330 | if (timeout_ms >= 0) { |
| 331 | to.tv_sec = timeout_ms / 1000; |
| 332 | to.tv_usec = 1000 * (timeout_ms % 1000); |
| 333 | } |
Jaikumar Ganesh | 2653a1e | 2011-02-22 10:53:29 -0800 | [diff] [blame] | 334 | n = select(MAX(nat->hf_ag_rfcomm_sock, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 335 | nat->hs_ag_rfcomm_sock) + 1, |
| 336 | &rset, |
| 337 | NULL, |
| 338 | NULL, |
| 339 | (timeout_ms < 0 ? NULL : &to)); |
| 340 | if (timeout_ms > 0) { |
| 341 | jint remaining = to.tv_sec*1000 + to.tv_usec/1000; |
| 342 | LOGI("Remaining time %ldms", (long)remaining); |
| 343 | env->SetIntField(object, field_mTimeoutRemainingMs, |
| 344 | remaining); |
| 345 | } |
| 346 | |
| 347 | LOGI("listening select() returned %d", n); |
| 348 | |
| 349 | if (n <= 0) { |
| 350 | if (n < 0) { |
| 351 | LOGE("listening select() on RFCOMM sockets: %s (%d)", |
| 352 | strerror(errno), |
| 353 | errno); |
| 354 | } |
| 355 | return JNI_FALSE; |
| 356 | } |
| 357 | |
Jaikumar Ganesh | 2653a1e | 2011-02-22 10:53:29 -0800 | [diff] [blame] | 358 | n = on_accept_set_fields(env, object, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 359 | &rset, nat->hf_ag_rfcomm_sock, |
| 360 | field_mConnectingHandsfreeSocketFd, |
| 361 | field_mConnectingHandsfreeAddress, |
| 362 | field_mConnectingHandsfreeRfcommChannel); |
| 363 | |
| 364 | n += on_accept_set_fields(env, object, |
| 365 | &rset, nat->hs_ag_rfcomm_sock, |
| 366 | field_mConnectingHeadsetSocketFd, |
| 367 | field_mConnectingHeadsetAddress, |
| 368 | field_mConnectingHeadsetRfcommChannel); |
| 369 | |
| 370 | return !n ? JNI_TRUE : JNI_FALSE; |
| 371 | #else |
| 372 | struct pollfd fds[2]; |
| 373 | int cnt = 0; |
| 374 | if (nat->hf_ag_rfcomm_channel > 0) { |
Jaikumar Ganesh | 2653a1e | 2011-02-22 10:53:29 -0800 | [diff] [blame] | 375 | // LOGI("Setting HF AG server socket %d to RFCOMM port %d!", |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 376 | // nat->hf_ag_rfcomm_sock, |
| 377 | // nat->hf_ag_rfcomm_channel); |
| 378 | fds[cnt].fd = nat->hf_ag_rfcomm_sock; |
| 379 | fds[cnt].events = POLLIN | POLLPRI | POLLOUT | POLLERR; |
| 380 | cnt++; |
| 381 | } |
| 382 | if (nat->hs_ag_rfcomm_channel > 0) { |
Jaikumar Ganesh | 2653a1e | 2011-02-22 10:53:29 -0800 | [diff] [blame] | 383 | // LOGI("Setting HS AG server socket %d to RFCOMM port %d!", |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 384 | // nat->hs_ag_rfcomm_sock, |
| 385 | // nat->hs_ag_rfcomm_channel); |
| 386 | fds[cnt].fd = nat->hs_ag_rfcomm_sock; |
| 387 | fds[cnt].events = POLLIN | POLLPRI | POLLOUT | POLLERR; |
| 388 | cnt++; |
| 389 | } |
| 390 | if (cnt == 0) { |
| 391 | LOGE("Neither HF nor HS listening sockets are open!"); |
| 392 | return JNI_FALSE; |
| 393 | } |
| 394 | n = poll(fds, cnt, timeout_ms); |
| 395 | if (n <= 0) { |
| 396 | if (n < 0) { |
| 397 | LOGE("listening poll() on RFCOMM sockets: %s (%d)", |
| 398 | strerror(errno), |
| 399 | errno); |
| 400 | } |
| 401 | else { |
| 402 | env->SetIntField(object, field_mTimeoutRemainingMs, 0); |
| 403 | // LOGI("listening poll() on RFCOMM socket timed out"); |
| 404 | } |
| 405 | return JNI_FALSE; |
| 406 | } |
| 407 | |
| 408 | //LOGI("listening poll() on RFCOMM socket returned %d", n); |
| 409 | int err = 0; |
| 410 | for (cnt = 0; cnt < (int)(sizeof(fds)/sizeof(fds[0])); cnt++) { |
| 411 | //LOGI("Poll on fd %d revent = %d.", fds[cnt].fd, fds[cnt].revents); |
| 412 | if (fds[cnt].fd == nat->hf_ag_rfcomm_sock) { |
| 413 | if (fds[cnt].revents & (POLLIN | POLLPRI | POLLOUT)) { |
| 414 | LOGI("Accepting HF connection.\n"); |
Jaikumar Ganesh | 2653a1e | 2011-02-22 10:53:29 -0800 | [diff] [blame] | 415 | err += do_accept(env, object, fds[cnt].fd, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 416 | field_mConnectingHandsfreeSocketFd, |
| 417 | field_mConnectingHandsfreeAddress, |
| 418 | field_mConnectingHandsfreeRfcommChannel); |
| 419 | n--; |
| 420 | } |
| 421 | } |
| 422 | else if (fds[cnt].fd == nat->hs_ag_rfcomm_sock) { |
| 423 | if (fds[cnt].revents & (POLLIN | POLLPRI | POLLOUT)) { |
| 424 | LOGI("Accepting HS connection.\n"); |
Jaikumar Ganesh | 2653a1e | 2011-02-22 10:53:29 -0800 | [diff] [blame] | 425 | err += do_accept(env, object, fds[cnt].fd, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 426 | field_mConnectingHeadsetSocketFd, |
| 427 | field_mConnectingHeadsetAddress, |
| 428 | field_mConnectingHeadsetRfcommChannel); |
| 429 | n--; |
| 430 | } |
| 431 | } |
| 432 | } /* for */ |
| 433 | |
| 434 | if (n != 0) { |
| 435 | LOGI("Bogus poll(): %d fake pollfd entrie(s)!", n); |
| 436 | return JNI_FALSE; |
| 437 | } |
| 438 | |
| 439 | return !err ? JNI_TRUE : JNI_FALSE; |
| 440 | #endif /* USE_SELECT */ |
| 441 | #endif /* USE_ACCEPT_DIRECTLY */ |
| 442 | #else |
| 443 | return JNI_FALSE; |
| 444 | #endif /* HAVE_BLUETOOTH */ |
| 445 | } |
| 446 | |
| 447 | static jboolean setUpListeningSocketsNative(JNIEnv* env, jobject object) { |
Jaikumar Ganesh | 2653a1e | 2011-02-22 10:53:29 -0800 | [diff] [blame] | 448 | LOGV("%s", __FUNCTION__); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 449 | #ifdef HAVE_BLUETOOTH |
| 450 | native_data_t *nat = get_native_data(env, object); |
| 451 | |
| 452 | nat->hf_ag_rfcomm_sock = |
| 453 | setup_listening_socket(nat->hcidev, nat->hf_ag_rfcomm_channel); |
| 454 | if (nat->hf_ag_rfcomm_sock < 0) |
| 455 | return JNI_FALSE; |
| 456 | |
| 457 | nat->hs_ag_rfcomm_sock = |
| 458 | setup_listening_socket(nat->hcidev, nat->hs_ag_rfcomm_channel); |
| 459 | if (nat->hs_ag_rfcomm_sock < 0) { |
| 460 | close(nat->hf_ag_rfcomm_sock); |
| 461 | nat->hf_ag_rfcomm_sock = -1; |
| 462 | return JNI_FALSE; |
| 463 | } |
| 464 | |
| 465 | return JNI_TRUE; |
| 466 | #else |
| 467 | return JNI_FALSE; |
| 468 | #endif /* HAVE_BLUETOOTH */ |
| 469 | } |
| 470 | |
| 471 | #ifdef HAVE_BLUETOOTH |
| 472 | static int setup_listening_socket(int dev, int channel) { |
| 473 | struct sockaddr_rc laddr; |
| 474 | int sk, lm; |
| 475 | |
| 476 | sk = socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM); |
| 477 | if (sk < 0) { |
| 478 | LOGE("Can't create RFCOMM socket"); |
| 479 | return -1; |
| 480 | } |
| 481 | |
| 482 | if (debug_no_encrypt()) { |
| 483 | lm = RFCOMM_LM_AUTH; |
| 484 | } else { |
| 485 | lm = RFCOMM_LM_AUTH | RFCOMM_LM_ENCRYPT; |
| 486 | } |
| 487 | |
Jaikumar Ganesh | 14faa3b | 2011-03-30 14:04:42 -0700 | [diff] [blame] | 488 | if (lm && setsockopt(sk, SOL_RFCOMM, RFCOMM_LM, &lm, sizeof(lm)) < 0) { |
| 489 | LOGE("Can't set RFCOMM link mode"); |
| 490 | close(sk); |
| 491 | return -1; |
| 492 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 493 | |
| 494 | laddr.rc_family = AF_BLUETOOTH; |
Doug Kwan | 75d086e | 2011-07-16 19:14:18 -0700 | [diff] [blame] | 495 | bdaddr_t any = android_bluetooth_bdaddr_any(); |
| 496 | memcpy(&laddr.rc_bdaddr, &any, sizeof(bdaddr_t)); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 497 | laddr.rc_channel = channel; |
| 498 | |
Jaikumar Ganesh | 14faa3b | 2011-03-30 14:04:42 -0700 | [diff] [blame] | 499 | if (bind(sk, (struct sockaddr *)&laddr, sizeof(laddr)) < 0) { |
| 500 | LOGE("Can't bind RFCOMM socket"); |
| 501 | close(sk); |
| 502 | return -1; |
| 503 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 504 | |
| 505 | listen(sk, 10); |
| 506 | return sk; |
| 507 | } |
| 508 | #endif /* HAVE_BLUETOOTH */ |
| 509 | |
| 510 | /* |
| 511 | private native void tearDownListeningSocketsNative(); |
| 512 | */ |
| 513 | static void tearDownListeningSocketsNative(JNIEnv *env, jobject object) { |
Jaikumar Ganesh | 2653a1e | 2011-02-22 10:53:29 -0800 | [diff] [blame] | 514 | LOGV("%s", __FUNCTION__); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 515 | #ifdef HAVE_BLUETOOTH |
| 516 | native_data_t *nat = get_native_data(env, object); |
| 517 | |
| 518 | if (nat->hf_ag_rfcomm_sock > 0) { |
| 519 | if (close(nat->hf_ag_rfcomm_sock) < 0) { |
| 520 | LOGE("Could not close HF server socket: %s (%d)\n", |
| 521 | strerror(errno), errno); |
| 522 | } |
| 523 | nat->hf_ag_rfcomm_sock = -1; |
| 524 | } |
| 525 | if (nat->hs_ag_rfcomm_sock > 0) { |
| 526 | if (close(nat->hs_ag_rfcomm_sock) < 0) { |
| 527 | LOGE("Could not close HS server socket: %s (%d)\n", |
| 528 | strerror(errno), errno); |
| 529 | } |
| 530 | nat->hs_ag_rfcomm_sock = -1; |
| 531 | } |
| 532 | #endif /* HAVE_BLUETOOTH */ |
| 533 | } |
| 534 | |
| 535 | static JNINativeMethod sMethods[] = { |
| 536 | /* name, signature, funcPtr */ |
| 537 | |
| 538 | {"classInitNative", "()V", (void*)classInitNative}, |
| 539 | {"initializeNativeDataNative", "()V", (void *)initializeNativeDataNative}, |
| 540 | {"cleanupNativeDataNative", "()V", (void *)cleanupNativeDataNative}, |
| 541 | |
| 542 | {"setUpListeningSocketsNative", "()Z", (void *)setUpListeningSocketsNative}, |
| 543 | {"tearDownListeningSocketsNative", "()V", (void *)tearDownListeningSocketsNative}, |
| 544 | {"waitForHandsfreeConnectNative", "(I)Z", (void *)waitForHandsfreeConnectNative}, |
| 545 | }; |
| 546 | |
| 547 | int register_android_bluetooth_BluetoothAudioGateway(JNIEnv *env) { |
| 548 | return AndroidRuntime::registerNativeMethods(env, |
| 549 | "android/bluetooth/BluetoothAudioGateway", sMethods, |
| 550 | NELEM(sMethods)); |
| 551 | } |
| 552 | |
| 553 | } /* namespace android */ |