100f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project/* //device/system/rild/rild.c 200f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project** 300f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project** Copyright 2006, The Android Open Source Project 400f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project** 500f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project** Licensed under the Apache License, Version 2.0 (the "License"); 600f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project** you may not use this file except in compliance with the License. 700f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project** You may obtain a copy of the License at 800f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project** 900f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project** http://www.apache.org/licenses/LICENSE-2.0 1000f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project** 1100f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project** Unless required by applicable law or agreed to in writing, software 1200f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project** distributed under the License is distributed on an "AS IS" BASIS, 1300f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1400f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project** See the License for the specific language governing permissions and 1500f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project** limitations under the License. 1600f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project*/ 1700f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 1800f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project#include <stdio.h> 1900f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project#include <stdlib.h> 2000f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project#include <dlfcn.h> 2100f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project#include <string.h> 2200f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project#include <stdint.h> 2300f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project#include <unistd.h> 2400f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project#include <fcntl.h> 2500f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project#include <errno.h> 2600f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 2700f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project#include <telephony/ril.h> 2800f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project#define LOG_TAG "RILD" 2900f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project#include <utils/Log.h> 3000f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project#include <cutils/properties.h> 3100f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project#include <cutils/sockets.h> 32fe4e1ec0233967f537e21d1b2ae30e7d33a97051Nick Kralevich#include <sys/capability.h> 3300f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project#include <linux/prctl.h> 3400f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 3500f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project#include <private/android_filesystem_config.h> 36385a73934b05fd28915e0ae17020dbfe3b20afd4Vladimir Chtchetkine#include "hardware/qemu_pipe.h" 3700f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 3800f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project#define LIB_PATH_PROPERTY "rild.libpath" 3900f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project#define LIB_ARGS_PROPERTY "rild.libargs" 4000f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project#define MAX_LIB_ARGS 16 4100f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 4200f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Projectstatic void usage(const char *argv0) 4300f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project{ 4400f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project fprintf(stderr, "Usage: %s -l <ril impl library> [-- <args for impl library>]\n", argv0); 4500f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project exit(-1); 4600f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project} 4700f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 4800f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Projectextern void RIL_register (const RIL_RadioFunctions *callbacks); 4900f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 5000f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Projectextern void RIL_onRequestComplete(RIL_Token t, RIL_Errno e, 5100f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project void *response, size_t responselen); 5200f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 5300f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Projectextern void RIL_onUnsolicitedResponse(int unsolResponse, const void *data, 5400f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project size_t datalen); 5500f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 562932f31296822b86ed945e09cadaabf2a453843cWink Savilleextern void RIL_requestTimedCallback (RIL_TimedCallback callback, 5700f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project void *param, const struct timeval *relativeTime); 5800f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 5900f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 6000f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Projectstatic struct RIL_Env s_rilEnv = { 6100f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project RIL_onRequestComplete, 6200f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project RIL_onUnsolicitedResponse, 632932f31296822b86ed945e09cadaabf2a453843cWink Saville RIL_requestTimedCallback 6400f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project}; 6500f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 6600f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Projectextern void RIL_startEventLoop(); 6700f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 6800f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Projectstatic int make_argv(char * args, char ** argv) 6900f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project{ 7000f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project // Note: reserve argv[0] 7100f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project int count = 1; 7200f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project char * tok; 7300f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project char * s = args; 7400f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 7500f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project while ((tok = strtok(s, " \0"))) { 7600f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project argv[count] = tok; 7700f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project s = NULL; 7800f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project count++; 7900f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project } 8000f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project return count; 8100f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project} 8200f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 8300f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project/* 8400f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project * switchUser - Switches UID to radio, preserving CAP_NET_ADMIN capabilities. 8500f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project * Our group, cache, was set by init. 8600f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project */ 8700f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Projectvoid switchUser() { 8800f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project prctl(PR_SET_KEEPCAPS, 1, 0, 0, 0); 8900f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project setuid(AID_RADIO); 9000f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 9100f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project struct __user_cap_header_struct header; 9200f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project struct __user_cap_data_struct cap; 9300f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project header.version = _LINUX_CAPABILITY_VERSION; 9400f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project header.pid = 0; 95c45f4678481f1f38c969989cebbd4c3bd25d6667Pal Szasz cap.effective = cap.permitted = (1 << CAP_NET_ADMIN) | (1 << CAP_NET_RAW); 9600f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project cap.inheritable = 0; 9700f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project capset(&header, &cap); 9800f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project} 9900f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 10000f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Projectint main(int argc, char **argv) 10100f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project{ 10200f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project const char * rilLibPath = NULL; 10300f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project char **rilArgv; 10400f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project void *dlHandle; 10500f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project const RIL_RadioFunctions *(*rilInit)(const struct RIL_Env *, int, char **); 10600f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project const RIL_RadioFunctions *funcs; 10700f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project char libPath[PROPERTY_VALUE_MAX]; 10800f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project unsigned char hasLibArgs = 0; 10900f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 11000f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project int i; 11100f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 112aea7d5beb2d2cc4d49954f9d5158b8a53c3d7d31Nick Kralevich umask(S_IRGRP | S_IWGRP | S_IXGRP | S_IROTH | S_IWOTH | S_IXOTH); 11300f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project for (i = 1; i < argc ;) { 11400f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project if (0 == strcmp(argv[i], "-l") && (argc - i > 1)) { 11500f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project rilLibPath = argv[i + 1]; 11600f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project i += 2; 11700f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project } else if (0 == strcmp(argv[i], "--")) { 11800f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project i++; 11900f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project hasLibArgs = 1; 12000f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project break; 12100f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project } else { 12200f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project usage(argv[0]); 12300f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project } 12400f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project } 12500f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 12600f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project if (rilLibPath == NULL) { 12700f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project if ( 0 == property_get(LIB_PATH_PROPERTY, libPath, NULL)) { 12800f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project // No lib sepcified on the command line, and nothing set in props. 12900f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project // Assume "no-ril" case. 13000f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project goto done; 13100f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project } else { 13200f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project rilLibPath = libPath; 13300f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project } 13400f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project } 13500f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 13600f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project /* special override when in the emulator */ 13700f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project#if 1 13800f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project { 13900f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project static char* arg_overrides[3]; 14000f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project static char arg_device[32]; 14100f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project int done = 0; 14200f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 14300f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project#define REFERENCE_RIL_PATH "/system/lib/libreference-ril.so" 14400f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 14500f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project /* first, read /proc/cmdline into memory */ 14600f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project char buffer[1024], *p, *q; 14700f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project int len; 14800f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project int fd = open("/proc/cmdline",O_RDONLY); 14900f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 15000f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project if (fd < 0) { 1518eb2a12cb7b525e74736300962a5f3848427275aWink Saville RLOGD("could not open /proc/cmdline:%s", strerror(errno)); 15200f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project goto OpenLib; 15300f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project } 15400f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 15500f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project do { 15600f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project len = read(fd,buffer,sizeof(buffer)); } 15700f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project while (len == -1 && errno == EINTR); 15800f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 15900f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project if (len < 0) { 1608eb2a12cb7b525e74736300962a5f3848427275aWink Saville RLOGD("could not read /proc/cmdline:%s", strerror(errno)); 16100f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project close(fd); 16200f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project goto OpenLib; 16300f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project } 16400f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project close(fd); 16500f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 16600f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project if (strstr(buffer, "android.qemud=") != NULL) 16700f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project { 16800f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project /* the qemud daemon is launched after rild, so 16900f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project * give it some time to create its GSM socket 17000f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project */ 17100f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project int tries = 5; 172e6e6fb2ebbaae681ab45b866bb9bba57aff1c33cThe Android Open Source Project#define QEMUD_SOCKET_NAME "qemud" 17300f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 17400f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project while (1) { 17500f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project int fd; 17600f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 17700f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project sleep(1); 17800f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 179385a73934b05fd28915e0ae17020dbfe3b20afd4Vladimir Chtchetkine fd = qemu_pipe_open("qemud:gsm"); 180385a73934b05fd28915e0ae17020dbfe3b20afd4Vladimir Chtchetkine if (fd < 0) { 181385a73934b05fd28915e0ae17020dbfe3b20afd4Vladimir Chtchetkine fd = socket_local_client( 182385a73934b05fd28915e0ae17020dbfe3b20afd4Vladimir Chtchetkine QEMUD_SOCKET_NAME, 183385a73934b05fd28915e0ae17020dbfe3b20afd4Vladimir Chtchetkine ANDROID_SOCKET_NAMESPACE_RESERVED, 184385a73934b05fd28915e0ae17020dbfe3b20afd4Vladimir Chtchetkine SOCK_STREAM ); 185385a73934b05fd28915e0ae17020dbfe3b20afd4Vladimir Chtchetkine } 18600f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project if (fd >= 0) { 18700f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project close(fd); 18800f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project snprintf( arg_device, sizeof(arg_device), "%s/%s", 18900f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project ANDROID_SOCKET_DIR, QEMUD_SOCKET_NAME ); 19000f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 19100f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project arg_overrides[1] = "-s"; 19200f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project arg_overrides[2] = arg_device; 19300f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project done = 1; 19400f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project break; 19500f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project } 1968eb2a12cb7b525e74736300962a5f3848427275aWink Saville RLOGD("could not connect to %s socket: %s", 19700f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project QEMUD_SOCKET_NAME, strerror(errno)); 19800f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project if (--tries == 0) 19900f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project break; 20000f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project } 20100f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project if (!done) { 2028eb2a12cb7b525e74736300962a5f3848427275aWink Saville RLOGE("could not connect to %s socket (giving up): %s", 20300f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project QEMUD_SOCKET_NAME, strerror(errno)); 20400f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project while(1) 20500f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project sleep(0x00ffffff); 20600f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project } 20700f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project } 20800f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 20900f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project /* otherwise, try to see if we passed a device name from the kernel */ 21000f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project if (!done) do { 21100f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project#define KERNEL_OPTION "android.ril=" 21200f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project#define DEV_PREFIX "/dev/" 21300f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 21400f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project p = strstr( buffer, KERNEL_OPTION ); 21500f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project if (p == NULL) 21600f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project break; 21700f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 21800f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project p += sizeof(KERNEL_OPTION)-1; 21900f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project q = strpbrk( p, " \t\n\r" ); 22000f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project if (q != NULL) 22100f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project *q = 0; 22200f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 22300f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project snprintf( arg_device, sizeof(arg_device), DEV_PREFIX "%s", p ); 22400f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project arg_device[sizeof(arg_device)-1] = 0; 22500f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project arg_overrides[1] = "-d"; 22600f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project arg_overrides[2] = arg_device; 22700f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project done = 1; 22800f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 22900f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project } while (0); 23000f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 23100f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project if (done) { 23200f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project argv = arg_overrides; 23300f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project argc = 3; 23400f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project i = 1; 23500f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project hasLibArgs = 1; 23600f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project rilLibPath = REFERENCE_RIL_PATH; 23700f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 2388eb2a12cb7b525e74736300962a5f3848427275aWink Saville RLOGD("overriding with %s %s", arg_overrides[1], arg_overrides[2]); 23900f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project } 24000f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project } 24100f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source ProjectOpenLib: 24200f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project#endif 24300f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project switchUser(); 24400f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 24500f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project dlHandle = dlopen(rilLibPath, RTLD_NOW); 24600f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 24700f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project if (dlHandle == NULL) { 2488eb2a12cb7b525e74736300962a5f3848427275aWink Saville RLOGE("dlopen failed: %s", dlerror()); 24900f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project exit(-1); 25000f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project } 25100f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 25200f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project RIL_startEventLoop(); 25300f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 25400f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project rilInit = (const RIL_RadioFunctions *(*)(const struct RIL_Env *, int, char **))dlsym(dlHandle, "RIL_Init"); 25500f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 25600f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project if (rilInit == NULL) { 2578eb2a12cb7b525e74736300962a5f3848427275aWink Saville RLOGE("RIL_Init not defined or exported in %s\n", rilLibPath); 25800f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project exit(-1); 25900f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project } 26000f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 26100f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project if (hasLibArgs) { 26200f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project rilArgv = argv + i - 1; 26300f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project argc = argc -i + 1; 26400f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project } else { 26500f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project static char * newArgv[MAX_LIB_ARGS]; 26600f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project static char args[PROPERTY_VALUE_MAX]; 26700f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project rilArgv = newArgv; 26800f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project property_get(LIB_ARGS_PROPERTY, args, ""); 26900f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project argc = make_argv(args, rilArgv); 27000f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project } 27100f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 27200f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project // Make sure there's a reasonable argv[0] 27300f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project rilArgv[0] = argv[0]; 27400f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 27500f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project funcs = rilInit(&s_rilEnv, argc, rilArgv); 27600f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 27700f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project RIL_register(funcs); 27800f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 27900f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Projectdone: 28000f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 28100f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project while(1) { 28200f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project // sleep(UINT32_MAX) seems to return immediately on bionic 28300f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project sleep(0x00ffffff); 28400f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project } 28500f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project} 28600f06fc3fdb05d4276e76091cacb42b6f6862222The Android Open Source Project 287