Add support for fetching room list

FossilOrigin-Name: 092c122c690b6e64c67120c6c153e82fceb484078dd3d713d56e01ce13c3902d

src/exceptions/MTXClientException.h

@@ -0,0 +1,44 @@
+/*
+ * Copyright (c) 2020, Jonathan Schleifer <js@nil.im>
+ *
+ * https://fossil.nil.im/objmatrix
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice is present in all copies.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#import <ObjFW/ObjFW.h>
+
+#import "MTXRequest.h"
+
+OF_ASSUME_NONNULL_BEGIN
+
+@class MTXClient;
+
+@interface MTXClientException: OFException
+@property (readonly, nonatomic) MTXClient *client;
+@property (readonly, nonatomic) int statusCode;
+@property (readonly, nonatomic) mtx_response_t response;
+
++ (instancetype)exceptionWithClient: (MTXClient *)client
+			 statusCode: (int)statusCode
+			   response: (mtx_response_t)response;
+- (instancetype)initWithClient: (OFString *)user
+		    statusCode: (int)statusCode
+		      response: (mtx_response_t)response;
+@end
+
+OF_ASSUME_NONNULL_END