Add jailbroken iPhone MCP screen app

2026-06-21 21:25:55 -04:00
parent 8dbc5f4c7b
commit ad30662a48
21 changed files with 2206 additions and 2 deletions
@@ -0,0 +1,163 @@
+#import "IMCMCPServer.h"
+#import "IMCViewController.h"
+#import <arpa/inet.h>
+#import <netinet/in.h>
+#import <sys/socket.h>
+#import <unistd.h>
+
+@interface IMCMCPServer ()
+@property (nonatomic, weak) IMCViewController *viewController;
+@property (nonatomic, assign) NSInteger port;
+@property (nonatomic, assign) BOOL running;
+@end
+
+@implementation IMCMCPServer
+
+- (instancetype)initWithViewController:(IMCViewController *)viewController port:(NSInteger)port {
+    self = [super init];
+    if (self) {
+        _viewController = viewController;
+        _port = port;
+    }
+    return self;
+}
+
+- (void)start {
+    if (self.running) {
+        return;
+    }
+    self.running = YES;
+    [NSThread detachNewThreadSelector:@selector(serverLoop) toTarget:self withObject:nil];
+}
+
+- (void)serverLoop {
+    @autoreleasepool {
+        int serverSocket = socket(AF_INET, SOCK_STREAM, 0);
+        if (serverSocket < 0) {
+            return;
+        }
+
+        int yes = 1;
+        setsockopt(serverSocket, SOL_SOCKET, SO_REUSEADDR, &yes, sizeof(yes));
+
+        struct sockaddr_in address;
+        memset(&address, 0, sizeof(address));
+        address.sin_family = AF_INET;
+        address.sin_addr.s_addr = INADDR_ANY;
+        address.sin_port = htons((uint16_t)self.port);
+
+        if (bind(serverSocket, (struct sockaddr *)&address, sizeof(address)) < 0) {
+            close(serverSocket);
+            return;
+        }
+
+        if (listen(serverSocket, 8) < 0) {
+            close(serverSocket);
+            return;
+        }
+
+        while (self.running) {
+            @autoreleasepool {
+                struct sockaddr_in clientAddress;
+                socklen_t clientLength = sizeof(clientAddress);
+                int clientSocket = accept(serverSocket,
+                                          (struct sockaddr *)&clientAddress,
+                                          &clientLength);
+                if (clientSocket >= 0) {
+                    [self handleClientSocket:clientSocket];
+                    close(clientSocket);
+                }
+            }
+        }
+
+        close(serverSocket);
+    }
+}
+
+- (void)handleClientSocket:(int)clientSocket {
+    NSMutableData *requestData = [NSMutableData data];
+    char buffer[2048];
+
+    while (requestData.length < 1024 * 1024) {
+        ssize_t count = recv(clientSocket, buffer, sizeof(buffer), 0);
+        if (count <= 0) {
+            break;
+        }
+        [requestData appendBytes:buffer length:(NSUInteger)count];
+
+        NSString *partial = [[NSString alloc] initWithData:requestData encoding:NSUTF8StringEncoding];
+        NSRange separator = [partial rangeOfString:@"\r\n\r\n"];
+        if (separator.location == NSNotFound) {
+            continue;
+        }
+
+        NSInteger contentLength = [self contentLengthFromHeader:partial];
+        NSUInteger bodyStart = separator.location + separator.length;
+        if (requestData.length >= bodyStart + MAX(contentLength, 0)) {
+            break;
+        }
+    }
+
+    NSString *request = [[NSString alloc] initWithData:requestData encoding:NSUTF8StringEncoding];
+    NSDictionary *responseObject = [self responseObjectForHTTPRequest:request];
+    NSData *responseJSON = [NSJSONSerialization dataWithJSONObject:responseObject options:0 error:nil];
+    if (!responseJSON) {
+        responseJSON = [@"{}" dataUsingEncoding:NSUTF8StringEncoding];
+    }
+
+    NSString *status = responseObject[@"httpStatus"] ?: @"200 OK";
+    NSMutableDictionary *bodyObject = [responseObject mutableCopy];
+    [bodyObject removeObjectForKey:@"httpStatus"];
+    responseJSON = [NSJSONSerialization dataWithJSONObject:bodyObject options:0 error:nil];
+
+    NSMutableData *responseData = [NSMutableData data];
+    NSString *header = [NSString stringWithFormat:
+                        @"HTTP/1.1 %@\r\nContent-Type: application/json\r\nContent-Length: %lu\r\nConnection: close\r\n\r\n",
+                        status,
+                        (unsigned long)responseJSON.length];
+    [responseData appendData:[header dataUsingEncoding:NSUTF8StringEncoding]];
+    [responseData appendData:responseJSON];
+    send(clientSocket, responseData.bytes, responseData.length, 0);
+}
+
+- (NSDictionary *)responseObjectForHTTPRequest:(NSString *)request {
+    if (![request hasPrefix:@"POST /api/mcp "]) {
+        return @{@"httpStatus": @"404 Not Found",
+                 @"jsonrpc": @"2.0",
+                 @"error": @{@"code": @-32601, @"message": @"POST /api/mcp required"},
+                 @"id": [NSNull null]};
+    }
+
+    NSRange separator = [request rangeOfString:@"\r\n\r\n"];
+    if (separator.location == NSNotFound) {
+        return [self parseError:@"Missing HTTP body."];
+    }
+
+    NSString *body = [request substringFromIndex:separator.location + separator.length];
+    NSData *bodyData = [body dataUsingEncoding:NSUTF8StringEncoding];
+    NSError *jsonError = nil;
+    NSDictionary *rpcRequest = [NSJSONSerialization JSONObjectWithData:bodyData options:0 error:&jsonError];
+    if (jsonError || ![rpcRequest isKindOfClass:NSDictionary.class]) {
+        return [self parseError:@"Invalid JSON-RPC object."];
+    }
+
+    return [self.viewController handleRPCRequest:rpcRequest];
+}
+
+- (NSDictionary *)parseError:(NSString *)message {
+    return @{@"jsonrpc": @"2.0",
+             @"error": @{@"code": @-32700, @"message": message ?: @"Parse error"},
+             @"id": [NSNull null]};
+}
+
+- (NSInteger)contentLengthFromHeader:(NSString *)request {
+    NSArray *lines = [request componentsSeparatedByString:@"\r\n"];
+    for (NSString *line in lines) {
+        if ([[line lowercaseString] hasPrefix:@"content-length:"]) {
+            return [[line substringFromIndex:15] integerValue];
+        }
+    }
+    return 0;
+}
+
+@end