More socket work

[ITFoundation.git] / ITInetSocket.m

diff --git a/ITInetSocket.m b/ITInetSocket.m
index 4e40628..7d3989b 100755 (executable)
--- a/ITInetSocket.m
+++ b/ITInetSocket.m
@@ -10,7 +10,7 @@
 #import "ITServiceBrowserDelegate.h"
 #import <sys/socket.h>
 #import <arpa/inet.h>
-
+#import <unistd.h>
 
 @interface ITInetSocket(Debugging)
 -(NSString*)dumpv6Addrinfo:(struct addrinfo *)_ai;
@@ -18,10 +18,12 @@
 
 @interface ITInetSocket(Private)
 -(void)doConnSetupWithHost:(NSString*)host namedPort:(NSString*)namedPort;
+-(void)spinoffReadLoop;
+-(void)socketReadLoop:(id)data;
 @end
 
 @implementation ITInetSocket
-+(void)startAutoconnectingToService:(NSString*)type delegate:(id)d
++(void)startAutoconnectingToService:(NSString*)type delegate:(id <ITInetSocketDelegate,NSObject>)d
 {
     NSNetServiceBrowser *browse = [[NSNetServiceBrowser alloc] init];
     ITServiceBrowserDelegate *bd = [[ITServiceBrowserDelegate alloc] initWithDelegate:d];
@@ -30,7 +32,7 @@
     [browse searchForServicesOfType:[NSString stringWithFormat:@"._%@._tcp",type] inDomain:nil];
 }
 
--(id)initWithFD:(int)fd delegate:(id)d
+-(id)initWithFD:(int)fd delegate:(id <ITInetSocketDelegate,NSObject>)d
 {
     if (self = [super init])
           {
@@ -42,21 +44,13 @@
           readPipe = [[ITByteStream alloc] init];
           ai = nil;
           sarr = nil;
+          bufs = 512;
+          actionflag = dieflag = 0;
           }
     return self;
 }
 
--(void) dealloc
-{
-    shutdown(sockfd,2);
-    [delegate release];
-    [writePipe release];
-    [readPipe release];
-    if (!sarr) freeaddrinfo(ai);
-    [sarr release];
-}
-
--(id)initWithDelegate:(id)d
+-(id)initWithDelegate:(id <ITInetSocketDelegate,NSObject>)d
 {
     if (self = [super init])
           {
@@ -68,10 +62,23 @@
           readPipe = [[ITByteStream alloc] init];
           ai = nil;
           sarr = nil;
+          bufs = 512;
+          actionflag = dieflag = 0;
           }
     return self;
 }
 
+
+-(void) dealloc
+{
+    shutdown(sockfd,2);
+    [delegate release];
+    [writePipe release];
+    [readPipe release];
+    if (!sarr) freeaddrinfo(ai);
+    [sarr release];
+}
+
 -(void) connectToHost:(NSString*)host onPort:(short)thePort
 {
     if (state == ITInetSocketDisconnected)
@@ -91,25 +98,50 @@
 
 -(void) connectWithSockaddrArray:(NSArray*)arr
 {
-    NSEnumerator *e = [arr objectEnumerator];
-    NSData *d;
-    struct addrinfo *a;
-    ai = malloc(sizeof(struct addrinfo));
-    a = ai;
-    while (d = [e nextObject])
+    if (state == ITInetSocketDisconnected)
+          {
+          NSEnumerator *e = [arr objectEnumerator];
+          NSData *d;
+          struct addrinfo *a;
+          ai = malloc(sizeof(struct addrinfo));
+          a = ai;
+          while (d = [e nextObject])
           {
-          struct sockaddr *s = (struct sockaddr*)[d bytes];
-          a->ai_family = s->sa_family;
-          a->ai_addr = s;
-          a->ai_next = malloc(sizeof(struct addrinfo));
-          a = a->ai_next;
+                 struct sockaddr *s = (struct sockaddr*)[d bytes];
+                 a->ai_family = s->sa_family;
+                 a->ai_addr = s;
+                 a->ai_next = malloc(sizeof(struct addrinfo));
+                 a = a->ai_next;
+          }
           }
 }
 
+-(void)disconnect
+{
+}
+
+-(void)retryConnection
+{
+}
+
 -(ITInetSocketState)state
 {
     return state;
 }
+-(id <ITInetSocketDelegate>)delegate
+{
+    return delegate;
+}
+
+-(unsigned short)bufferSize
+{
+    return bufs;
+}
+
+-(void)setBufferSize:(unsigned short)_bufs
+{
+    bufs = _bufs;
+}
 @end
 
 @implementation ITInetSocket(Debugging)
@@ -168,4 +200,49 @@
           }
           NSLog([self dumpv6Addrinfo:ai]);
 }
+
+-(void)spinoffReadLoop
+{
+    NSPort *p1 = [NSPort port], *p2 = [NSPort port];
+    NSConnection *dcon = [[NSConnection alloc] initWithReceivePort:p1 sendPort:p2];
+    NSArray *par = [NSArray arrayWithObjects:p2,p1,nil];
+    [dcon setRootObject:delegate];
+    [NSThread detachNewThreadSelector:@selector(socketReadLoop:) toTarget:self withObject:par]; //spawn read thread
+}
+
+-(void)socketReadLoop:(id)data
+{
+    NSAutoreleasePool *ap = [[NSAutoreleasePool alloc] init];
+    NSConnection *dcon = [[NSConnection alloc] initWithReceivePort:[data objectAtIndex:0] sendPort:[data objectAtIndex:1]];
+    NSProxy *dp = [dcon rootProxy];
+    char *buf = malloc(bufs);
+    unsigned long readLen = 0;
+
+lstart:
+    do
+          {
+                 NSData *d = [NSData alloc];
+                 readLen = recv(sockfd,buf,bufs,0);
+                 [d initWithBytesNoCopy:buf length:readLen];
+                 [readPipe writeData:d];
+                 [d release];
+                 [dp dataRecieved:self];
+          }
+    while (!actionflag);
+    actionflag = 0;
+    if (dieflag)
+          {
+          free(buf);
+          [dcon release];
+          [ap release];
+          dieflag = 0;
+          return;
+          }
+
+    {
+          NSData *d = [writePipe readAllData];
+          write(sockfd,[d bytes],[d length]);
+          goto lstart;
+          }
+}
 @end
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