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use fallback to latin1 for invalid UTF8 names

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matthias.ringwald 2010-05-28 21:55:29 +00:00
parent 3a3bdd0105
commit c84ced3eff
1 changed files with 18 additions and 10 deletions
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28
CocoaTouch/src/BTstackManager.m
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@ -449,18 +449,26 @@ static void packet_handler(uint8_t packet_type, uint16_t channel, uint8_t *packe
// get lenght: first null byte or max 248 chars
int nameLen = 0;
while (nameLen < 248 && packet[9+nameLen]) nameLen++;
// Bluetooth specification mandates UTF-8 encoding...
NSString *name = [[NSString alloc] initWithBytes:&packet[9] length:nameLen encoding:NSUTF8StringEncoding];
device.name = name;
// set in device info
NSString *addrString = [[device addressString] retain];
NSMutableDictionary * deviceDict = [deviceInfo objectForKey:addrString];
if (!deviceDict){
deviceDict = [NSMutableDictionary dictionaryWithCapacity:3];
[deviceInfo setObject:deviceDict forKey:addrString];
// but fallback to latin-1 for non-standard products like old Microsoft Wireless Presenter
if (!name){
name = [[NSString alloc] initWithBytes:&packet[9] length:nameLen encoding:NSISOLatin1StringEncoding];
}
// check again
if (name){
device.name = name;
// set in device info
NSString *addrString = [[device addressString] retain];
NSMutableDictionary * deviceDict = [deviceInfo objectForKey:addrString];
if (!deviceDict){
deviceDict = [NSMutableDictionary dictionaryWithCapacity:3];
[deviceInfo setObject:deviceDict forKey:addrString];
}
[deviceDict setObject:name forKey:PREFS_REMOTE_NAME];
[addrString release];
[self sendDeviceInfo:device];
}
[deviceDict setObject:name forKey:PREFS_REMOTE_NAME];
[addrString release];
[self sendDeviceInfo:device];
}
discoveryDeviceIndex++;
[self discoveryRemoteName];