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get bd_addr from IORegistry on iPod touch

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This commit is contained in:
matthias.ringwald 2009-06-14 20:38:50 +00:00
parent 72b8ef13ac
commit e938d609c9
2 changed files with 48 additions and 17 deletions

24
Makefile.iphone

@ -4,19 +4,25 @@ SRCDIR = src
VPATH = src
# These paths must be changed to match the compilation environment
SDK_PATH = /Developer/Platforms/iPhoneOS.platform/Developer
DEVELOPER_PATH = /Developer/Platforms/iPhoneOS.platform/Developer
SDK_VERSION = 2.1
SDK_PATH = $(DEVELOPER_PATH)/SDKs/iPhoneOS$(SDK_VERSION).sdk
GCC_VERSION = 4.0.1
#
CXX = $(SDK_PATH)/usr/bin/arm-apple-darwin9-gcc-$(GCC_VERSION)
CXXFLAGS = -g0 -O2 -Wall -Werror -I. -Iinclude
LDFLAGS = \
-multiply_defined suppress \
-I$(SDK_PATH)/SDKs/iPhoneOS$(SDK_VERSION).sdk/usr/include \
-I$(SDK_PATH)/SDKs/iPhoneOS$(SDK_VERSION).sdk/usr/lib/gcc/arm-apple-darwin9/4.0.1/include \
-L$(SDK_PATH)/SDKs/iPhoneOS$(SDK_VERSION).sdk/usr/lib \
CC = $(DEVELOPER_PATH)/usr/bin/arm-apple-darwin9-gcc-$(GCC_VERSION)
CFLAGS = -g0 -O2 -Wall -Werror -I. -Iinclude \
-I$(SDK_PATH)/usr/include \
-I$(SDK_PATH)/usr/lib/gcc/arm-apple-darwin9/4.0.1/include \
-F$(SDK_PATH)/System/Library/Frameworks \
LDFLAGS = \
-multiply_defined suppress \
-L$(SDK_PATH)/usr/lib \
-framework CoreFoundation \
-L$(SDK_PATH)/System/Library/Frameworks/IOKit.framework/Versions/A \
-lIOKit
SRCS = \
bt_control_iphone.c \
hci.c \
@ -46,7 +52,7 @@ clean:
$(SRCS): $(HEADERS)
$(NAME): $(SRCS)
$(CXX) $(CXXFLAGS) -o $(NAME) $(filter %.mm,$^) $(filter %.m,$^) $(filter %.c,$^) $(LDFLAGS)
$(CC) $(CFLAGS) -o $(NAME) $(filter %.mm,$^) $(filter %.m,$^) $(filter %.c,$^) $(LDFLAGS)
export CODESIGN_ALLOCATE=/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/codesign_allocate ; ldid -S $(NAME)
ssh root@192.168.3.102 rm -f BTdaemon
scp $(NAME) root@192.168.3.102:/var/mobile

41
src/bt_control_iphone.c

@ -46,6 +46,31 @@ static const char * iphone_name(void *config){
return get_machine_name();
}
// Get BD_ADDR from IORegistry
#ifdef __APPLE__
#include <mach/mach.h>
#define IOKIT
#include <device/device_types.h>
#include <CoreFoundation/CoreFoundation.h>
kern_return_t IOMasterPort( mach_port_t bootstrapPort, mach_port_t * masterPort );
CFMutableDictionaryRef IOServiceNameMatching(const char * name );
CFTypeRef IORegistryEntrySearchCFProperty(mach_port_t entry, const io_name_t plane,
CFStringRef key, CFAllocatorRef allocator, UInt32 options );
mach_port_t IOServiceGetMatchingService(mach_port_t masterPort, CFDictionaryRef matching );
kern_return_t IOObjectRelease(mach_port_t object);
static bd_addr_t ioRegAddr;
static void ioregistry_get_bd_addr() {
mach_port_t mp;
IOMasterPort(MACH_PORT_NULL,&mp);
CFMutableDictionaryRef bt_matching = IOServiceNameMatching("bluetooth");
mach_port_t bt_service = IOServiceGetMatchingService(mp, bt_matching);
CFTypeRef bt_typeref = IORegistryEntrySearchCFProperty(bt_service,"IODevicTree",CFSTR("local-mac-address"), kCFAllocatorDefault, 1);
CFDataGetBytes(bt_typeref,CFRangeMake(0,CFDataGetLength(bt_typeref)),ioRegAddr); // buffer needs to be unsigned char
IOObjectRelease(bt_service);
}
#endif
static void iphone_set_pskey(int fd, int key, int value){
sprintf(buffer, "csr -p 0x%04x=0x%04x\n", key, value);
write(fd, buffer, 21);
@ -58,11 +83,8 @@ static int iphone_write_initscript (void *config, int output){
// calculate baud rate (assume rate is multiply of 100)
uint32_t baud_key = (4096 * (uart_config->baudrate/100) + 4999) / 10000;
printf("Baud key %u\n", baud_key);
// printf("Baud key %u\n", baud_key);
// pick random BT address
uint32_t random_nr = random();
// construct script path from device name
strcpy(buffer, "/etc/bluetool/");
char *machine = get_machine_name();
@ -73,6 +95,8 @@ static int iphone_write_initscript (void *config, int output){
} else {
// It's an iPod Touch (2G)
strcat(buffer, ".boot.script");
// then, get bd_addr from IORegistry
ioregistry_get_bd_addr();
}
// open script
@ -121,9 +145,9 @@ static int iphone_write_initscript (void *config, int output){
switch (buffer[5]){
case 'a': // BT Address
write(output, buffer, pos); // "bcm -a "
sprintf(buffer, "00:00:%.2x:%.2x:%.2x:%.2x\n", random_nr & 0xff, (random_nr >> 8) & 0xff,
(random_nr >> 16) & 0xff, (random_nr >> 24) & 0xff);
write(output, buffer, 18);
sprintf(buffer, "%.2x:%.2x:%.2x:%.2x:%.2x:%.2x\n", ioRegAddr[0], ioRegAddr[1],
ioRegAddr[2], ioRegAddr[3], ioRegAddr[4], ioRegAddr[5]);
write(output, buffer, 18);
mirror = 0;
break;
case 'b': // baud rate command
@ -176,7 +200,8 @@ static int iphone_write_initscript (void *config, int output){
}
static int iphone_on (void *config){
ioregistry_get_bd_addr();
#if 0
// use tmp file
int output = open("/tmp/bt.init", O_WRONLY | O_CREAT | O_TRUNC);