ObjXMPP  Check-in [aa0dc6e2b4]

Overview
Comment:Let -[checkCertificate] return a BOOL and a reason.

Throwing an exception there was strange.

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SHA3-256: aa0dc6e2b422ae5557cc327f71af2bd4048f9360d8eaacd1d1ad921c3a6f32f2
User & Date: js on 2012-02-03 15:46:06
Other Links: manifest | tags
Context
2012-02-03
16:26
Add xml:lang support. check-in: 93625a9695 user: js tags: trunk
15:46
Let -[checkCertificate] return a BOOL and a reason. check-in: aa0dc6e2b4 user: js tags: trunk
15:37
Hide undocumented classes again (oops) check-in: 1046e63df3 user: florob@babelmonkeys.de tags: trunk
Changes
Hide Diffs Unified Diffs Ignore Whitespace Patch

Modified src/XMPPConnection.h from [3f70f40e9f] to [abde314206].

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/**
 * \brief Closes the stream to the XMPP service
 */
- (void)close;

/**
 * \brief Checks the certificate presented by the server.

 *



 * \throw SSLInvalidCertificateException Thrown if the certificate is invalid
 */
- (void)checkCertificate;

/**
 * \brief Starts a loop handling incomming data.
 */
- (void)handleConnection;

/**








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/**
 * \brief Closes the stream to the XMPP service
 */
- (void)close;

/**
 * \brief Checks the certificate presented by the server and sets the specified
 *	  pointer to the reason why the certificate is not valid
 *
 * \param reason A pointer to an OFString which is set to a reason in case the
 *		 certificate is not valid (otherwise, it does not touch it).
 *		 Passing NULL means the reason is not stored anywhere.
 * \return Whether the certificate is valid
 */
- (BOOL)checkCertificateAndGetReason: (OFString**)reason;

/**
 * \brief Starts a loop handling incomming data.
 */
- (void)handleConnection;

/**
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Modified src/XMPPConnection.m from [2fe019cc16] to [4cfcab5b18].

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}

- (BOOL)streamOpen
{
	return streamOpen;
}

- (void)checkCertificate
{
	X509Certificate *cert;
	OFDictionary *SANs;
	BOOL serviceSpecific = NO;


	[sock verifyPeerCertificate];







	cert = [sock peerCertificate];
	SANs = [cert subjectAlternativeName];

	if ([[SANs objectForKey: @"otherName"]
		objectForKey: OID_SRVName] ||
	     [SANs objectForKey: @"dNSName"] ||
	     [SANs objectForKey: @"uniformResourceIdentifier"])
		serviceSpecific = YES;

	if ([cert hasSRVNameMatchingDomain: domainToASCII
				   service: @"xmpp-client"] ||
	    [cert hasDNSNameMatchingDomain: domainToASCII])
		return;

	if (serviceSpecific ||
	    ![cert hasCommonNameMatchingDomain: domainToASCII])
		@throw [SSLInvalidCertificateException
		    exceptionWithClass: isa
				reason: @"No matching identifier"];
}

- (void)sendStanza: (OFXMLElement*)element
{
	[delegates broadcastSelector: @selector(connection:didSendElement:)
			  withObject: self
			  withObject: element];








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}

- (BOOL)streamOpen
{
	return streamOpen;
}

- (BOOL)checkCertificateAndGetReason: (OFString**)reason
{
	X509Certificate *cert;
	OFDictionary *SANs;
	BOOL serviceSpecific = NO;

	@try {
		[sock verifyPeerCertificate];
	} @catch (SSLInvalidCertificateException *e) {
		if (reason != NULL)
			*reason = [[[e reason] copy] autorelease];

		return NO;
	}

	cert = [sock peerCertificate];
	SANs = [cert subjectAlternativeName];

	if ([[SANs objectForKey: @"otherName"]
		objectForKey: OID_SRVName] != nil ||
	     [SANs objectForKey: @"dNSName"] != nil ||
	     [SANs objectForKey: @"uniformResourceIdentifier"] != nil)
		serviceSpecific = YES;

	if ([cert hasSRVNameMatchingDomain: domainToASCII
				   service: @"xmpp-client"] ||
	    [cert hasDNSNameMatchingDomain: domainToASCII])
		return YES;

	if (!serviceSpecific &&
	    [cert hasCommonNameMatchingDomain: domainToASCII])
		return YES;

	return NO;
}

- (void)sendStanza: (OFXMLElement*)element
{
	[delegates broadcastSelector: @selector(connection:didSendElement:)
			  withObject: self
			  withObject: element];
︙︙

Modified tests/test.m from [92c191f042] to [393e299430].

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 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#include <assert.h>

#import <ObjFW/ObjFW.h>
#import <ObjOpenSSL/SSLInvalidCertificateException.h>

#import "XMPPConnection.h"
#import "XMPPJID.h"
#import "XMPPStanza.h"
#import "XMPPIQ.h"
#import "XMPPMessage.h"
#import "XMPPPresence.h"








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 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#include <assert.h>

#import <ObjFW/ObjFW.h>


#import "XMPPConnection.h"
#import "XMPPJID.h"
#import "XMPPStanza.h"
#import "XMPPIQ.h"
#import "XMPPMessage.h"
#import "XMPPPresence.h"
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		of_log(@"Ping response: %@", resp);
	}];
#endif
}

- (void)connectionDidUpgradeToTLS: (XMPPConnection*)conn_
{

	@try {
		[conn_ checkCertificate];
	} @catch (SSLInvalidCertificateException *e) {
		OFString *answer;
		[of_stdout writeString: @"Couldn't verify certificate: "];
		[of_stdout writeFormat: @"%@\n", e];
		[of_stdout writeString: @"Do you want to continue [y/N]? "];
		answer = [of_stdin readLine];
		if (![answer hasPrefix: @"y"])
			@throw e;

	}
}

-         (void)roster: (XMPPRoster*)roster_
  didReceiveRosterItem: (XMPPRosterItem*)rosterItem
{
	of_log(@"Got roster push: %@", rosterItem);








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		of_log(@"Ping response: %@", resp);
	}];
#endif
}

- (void)connectionDidUpgradeToTLS: (XMPPConnection*)conn_
{
	OFString *reason;

	if (![conn_ checkCertificateAndGetReason: &reason]) {


		[of_stdout writeString: @"Couldn't verify certificate: "];
		[of_stdout writeFormat: @"%@\n", reason];
		[of_stdout writeString: @"Do you want to continue [y/N]? "];

		if (![[of_stdin readLine] hasPrefix: @"y"])

			[OFApplication terminateWithStatus: 1];
	}
}

-         (void)roster: (XMPPRoster*)roster_
  didReceiveRosterItem: (XMPPRosterItem*)rosterItem
{
	of_log(@"Got roster push: %@", rosterItem);
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