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2022-06-25 11:52:00 +08:00
//
// Copyright (c) 2016-present, Facebook, Inc.
// All rights reserved.
//
// This source code is licensed under the BSD-style license found in the
// LICENSE file in the root directory of this source tree. An additional grant
// of patent rights can be found in the PATENTS file in the same directory.
//
#import "SRURLUtilities.h"
#import "SRHash.h"
NS_ASSUME_NONNULL_BEGIN
NSString *SRURLOrigin(NSURL *url)
{
NSMutableString *origin = [NSMutableString string];
NSString *scheme = url.scheme.lowercaseString;
if ([scheme isEqualToString:@"wss"]) {
scheme = @"https";
} else if ([scheme isEqualToString:@"ws"]) {
scheme = @"http";
}
[origin appendFormat:@"%@://%@", scheme, url.host];
NSNumber *port = url.port;
BOOL portIsDefault = (!port ||
([scheme isEqualToString:@"http"] && port.integerValue == 80) ||
([scheme isEqualToString:@"https"] && port.integerValue == 443));
if (!portIsDefault) {
[origin appendFormat:@":%@", port.stringValue];
}
return origin;
}
extern BOOL SRURLRequiresSSL(NSURL *url)
{
NSString *scheme = url.scheme.lowercaseString;
return ([scheme isEqualToString:@"wss"] || [scheme isEqualToString:@"https"]);
}
extern NSString *_Nullable SRBasicAuthorizationHeaderFromURL(NSURL *url)
{
NSData *data = [[NSString stringWithFormat:@"%@:%@", url.user, url.password] dataUsingEncoding:NSUTF8StringEncoding];
return [NSString stringWithFormat:@"Basic %@", SRBase64EncodedStringFromData(data)];
}
extern NSString *_Nullable SRStreamNetworkServiceTypeFromURLRequest(NSURLRequest *request)
{
NSString *networkServiceType = nil;
switch (request.networkServiceType) {
case NSURLNetworkServiceTypeDefault:
break;
case NSURLNetworkServiceTypeVoIP:
networkServiceType = NSStreamNetworkServiceTypeVoIP;
break;
case NSURLNetworkServiceTypeVideo:
networkServiceType = NSStreamNetworkServiceTypeVideo;
break;
case NSURLNetworkServiceTypeBackground:
networkServiceType = NSStreamNetworkServiceTypeBackground;
break;
case NSURLNetworkServiceTypeVoice:
networkServiceType = NSStreamNetworkServiceTypeVoice;
break;
#if (__MAC_OS_X_VERSION_MAX_ALLOWED >= 101200 || __IPHONE_OS_VERSION_MAX_ALLOWED >= 100000 || __TV_OS_VERSION_MAX_ALLOWED >= 100000 || __WATCH_OS_VERSION_MAX_ALLOWED >= 30000)
case NSURLNetworkServiceTypeCallSignaling:
networkServiceType = NSStreamNetworkServiceTypeCallSignaling;
break;
#endif
}
return networkServiceType;
}
NS_ASSUME_NONNULL_END