不久前,我使用 SSL 与 CFSockets 运行了同样的事情。 CFStream 处理所有握手的事情。我为 NSStream 编写了一些类添加(基本代码来自 Apple,不再有链接,如果我找到它,我会添加它)。这对我有用。
界面
@interface NSStream (FSNetworkAdditions)
+ (void)qNetworkAdditions_getStreamsToHostNamed:(NSString *)hostName
port:(NSInteger)port
inputStream:(out NSInputStream **)inputStreamPtr
outputStream:(out NSOutputStream **)outputStreamPtr;
@end
及实施
#import "FSNetworkAdditions.h"
@implementation NSStream (FSNetworkAdditions)
+ (void)qNetworkAdditions_getStreamsToHostNamed:(NSString *)hostName
port:(NSInteger)port
inputStream:(out NSInputStream **)inputStreamPtr
outputStream:(out NSOutputStream **)outputStreamPtr
{
CFReadStreamRef readStream;
CFWriteStreamRef writeStream;
assert(hostName != nil);
assert( (port > 0) && (port < 65536) );
assert( (inputStreamPtr != NULL) || (outputStreamPtr != NULL) );
readStream = NULL;
writeStream = NULL;
CFStreamCreatePairWithSocketToHost(
NULL,
(CFStringRef) hostName,
port,
((inputStreamPtr != NULL) ? &readStream : NULL),
((outputStreamPtr != NULL) ? &writeStream : NULL)
);
NSDictionary *settings = [[NSDictionary alloc] initWithObjectsAndKeys:
[NSNumber numberWithBool:YES], kCFStreamSSLAllowsExpiredCertificates,
[NSNumber numberWithBool:YES], kCFStreamSSLAllowsAnyRoot,
[NSNumber numberWithBool:YES], kCFStreamSSLAllowsExpiredRoots,
[NSNumber numberWithBool:NO], kCFStreamSSLValidatesCertificateChain,
//kCFNull,kCFStreamSSLPeerName,
kCFStreamSocketSecurityLevelSSLv3, kCFStreamSSLLevel,
[NSNumber numberWithBool:YES], kCFStreamPropertyShouldCloseNativeSocket,
nil];
if (readStream) {
CFReadStreamSetProperty(readStream, kCFStreamPropertySSLSettings, (CFTypeRef)settings);
}
if (writeStream) {
CFWriteStreamSetProperty(writeStream, kCFStreamPropertySSLSettings, (CFTypeRef)settings);
}
if (inputStreamPtr != NULL) {
*inputStreamPtr = CFBridgingRelease(readStream);
}
if (outputStreamPtr != NULL) {
*outputStreamPtr = CFBridgingRelease(writeStream);
}
}
@end
现在您可以像这样连接到服务器:
NSInputStream *inputStream;
NSOutputStream *outputStream;
[NSStream qNetworkAdditions_getStreamsToHostNamed:host
port:port
inputStream:&inputStream
outputStream:&outputStream];
inputStream.delegate = self;
outputStream.delegate = self;
其中“self”符合 NSStreamDelegate 协议。
我希望这些片段有帮助。