timestampclient.m   [plain text]

/*
* Copyright (c) 2012 Apple Inc. All Rights Reserved.
*
* @APPLE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* compliance with the License. Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this
* file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
*
* @APPLE_LICENSE_HEADER_END@
*/

//
// timestampclient.m
// libsecurity_keychain
//

#import "timestampclient.h"

void sendTSARequest(CFDataRef tsaReq, const char *tsaURL, TSARequestCompletionBlock completionBlock)
{
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];

NSString *urlStr = [NSString stringWithCString:tsaURL encoding:NSUTF8StringEncoding];
TimeStampClient *client = [[TimeStampClient alloc] initWithURLString:urlStr];
[client post:(NSData *)tsaReq];
[client start3:completionBlock];
[client release];
[pool release];
}

@implementation TimeStampClient

@synthesize delegate;
@synthesize url;
@synthesize urlRequest;

- (id)init
{
self = [super init];
return self;
}

- (id)initWithURLString:(NSString *)urlStr
{
if ((self = [super init]))
{
NSString *escapedURLStr = [urlStr stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
url = [[NSURL alloc] initWithString:escapedURLStr];
urlRequest = [[NSMutableURLRequest alloc] initWithURL:self.url
cachePolicy:NSURLRequestReloadIgnoringLocalCacheData timeoutInterval:(NSTimeInterval)15.0];
}
return self;
}

- (void)dealloc
{
[url release];
[urlRequest release];
[super dealloc];
}

- (void)post: (NSData *)data
{
NSMutableURLRequest *request = self.urlRequest;

[request setHTTPMethod:@"POST"];
[request setHTTPBody:data];
[request setValue:@"application/timestamp-query" forHTTPHeaderField:@"Content-Type"];
}

- (void)start3:(TSARequestCompletionBlock)completionBlock
{
dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_LOW, 0),
^{
NSOperationQueue *opq = [[NSOperationQueue alloc] init];
[NSURLConnection sendAsynchronousRequest:self.urlRequest
queue:opq completionHandler: completionBlock
];
});
}

@end