From: Alexander Strange <astrange@ithinksw.com>
Date: Sun, 23 Feb 2003 04:41:51 +0000 (+0000)
Subject: Beginning rewrite of ITInetSocket
X-Git-Tag: v0.1~44
X-Git-Url: http://git.ithinksw.org/ITFoundation.git/commitdiff_plain/712a139143eb6cb86a4177b48fcb16211d60943f

Beginning rewrite of ITInetSocket
---

diff --git a/ITInetSocket.h b/ITInetSocket.h
index 9f7d165..bcf30f5 100755
--- a/ITInetSocket.h
+++ b/ITInetSocket.h
@@ -8,6 +8,7 @@
 
 #import <Foundation/Foundation.h>
 #import <netinet/in.h>
+#import <netdb.h>
 
 enum {
     ITInetMaxConnections = 36
@@ -15,12 +16,20 @@ enum {
 
 typedef enum {
     ITInetSocketConnecting,
-    ITInetSocketReady,
+    ITInetSocketListening,
+    ITInetSocketReading,
+    ITInetSocketWriting,
     ITInetSocketDisconnected
 } ITInetSocketState;
 
+typedef enum {
+    ITInetHostNotFound,
+    ITInetConnectionDropped,
+    ITInetCouldNotConnect,
+} ITInetSocketError;
+
 @protocol ITInetSocketOwner
-- (void) requestCompleted:(in NSData*)data;
+- (void) dataRecieved:(in NSData*)data;
 - (void) errorOccured:(int)err during:(ITInetSocketState)state;
 - (void) finishedConnecting;
 @end
@@ -30,8 +39,8 @@ typedef enum {
     int sockfd;
     int port;
     id delegate;
-    struct sockaddr_in6 sa;
-    NSMutableData *requestBuffer;
+    struct addrinfo *ai;
+    NSData *writeBuffer;
     ITInetSocketState state;
 }
 // Init
@@ -39,7 +48,6 @@ typedef enum {
 -(id) initWithDelegate:(id)d;
 
 -(void) connectToHost:(NSString*)host onPort:(short)port;
-
 -(ITInetSocketState) state;
 
 @end
diff --git a/ITInetSocket.m b/ITInetSocket.m
index ad781b7..7902782 100755
--- a/ITInetSocket.m
+++ b/ITInetSocket.m
@@ -7,11 +7,103 @@
 //
 
 #import "ITInetSocket.h"
+#import <sys/socket.h>
+#import <arpa/inet.h>
 
+@interface ITInetSocket(Debugging)
+-(NSString*)dumpv6Addrinfo:(struct addrinfo *)_ai;
+@end
 
 @implementation ITInetSocket
 -(id)initWithFD:(int)fd delegate:(id)d
 {
-    return nil;
+    if (self = [super init])
+	   {
+	   state = ITInetSocketListening;
+	   sockfd = fd;
+	   delegate = [d retain];
+	   port = 0;
+	   writeBuffer = nil;
+	   ai = nil;
+	   }
+    return self;
+}
+
+-(id)initWithDelegate:(id)d
+{
+    if (self = [super init])
+	   {
+	   state = ITInetSocketDisconnected;
+	   sockfd = -1;
+	   delegate = [d retain];
+	   port = 0;
+	   writeBuffer = nil;
+	   ai = nil;
+	   }
+    return self;
+}
+
+-(void) connectToHost:(NSString*)host onPort:(short)thePort
+{
+    if (state == ITInetSocketDisconnected)
+	   {
+	   struct addrinfo hints;
+	   int err;
+	   const char *portNam = [[[NSNumber numberWithShort:thePort] stringValue] cString], *hostCStr = [host cString];
+
+	   hints.ai_flags = 0;
+	   hints.ai_family = PF_INET6;
+	   hints.ai_socktype = SOCK_STREAM;
+	   hints.ai_protocol = IPPROTO_TCP;
+	   hints.ai_canonname = NULL;
+	   hints.ai_addr = NULL;
+	   hints.ai_next = NULL;
+
+	   err = getaddrinfo(hostCStr,portNam,&hints,&ai);
+	   if (err == EAI_NODATA) //it's a dotted-decimal IPv4 string, so we use v6compat stuff now
+	   {
+		  err = getaddrinfo([[NSString stringWithFormat:@"ffff::%s",hostCStr] cString],portNam,&hints,&ai);
+	   }
+	   NSLog([self dumpv6Addrinfo:ai]);
+	   }
+}
+
+-(ITInetSocketState)state
+{
+    return state;
 }
 @end
+
+@implementation ITInetSocket(Debugging)
+-(NSString*)dumpv6Addrinfo:(struct addrinfo *)_ai
+{
+    const char *cfmt =
+    "\{\n"
+    "Flags = %x\n"
+    "Family = %x\n"
+    "Socktype = %x\n"
+    "Protocol = %x\n"
+    "Canonname = %s\n"
+    "Sockaddr = \n"
+    "\{\n"
+    "\tLength = %x\n"
+    "\tFamily = %x\n"
+    "\tPort = %d\n"
+    "\tFlowinfo = %x\n"
+    "\tAddr = {%#lx,%#lx,%#lx,%#lx}\n"
+    "\tScope = %x\n"
+    "\}\n"
+    "Next = ";
+    NSString *nsfmt = [NSString stringWithCString:cfmt];
+    NSMutableString *buf = [[[NSMutableString alloc] init] autorelease];
+
+    do
+	   {
+		  struct sockaddr_in6 *sa = (struct sockaddr_in6 *)_ai->ai_addr;
+		  [buf appendFormat:nsfmt,_ai->ai_flags,_ai->ai_family,_ai->ai_socktype,_ai->ai_protocol,_ai->ai_canonname?_ai->ai_canonname:"",sa->sin6_len,sa->sin6_family,sa->sin6_port,sa->sin6_flowinfo,sa->sin6_addr.__u6_addr.__u6_addr32[0],sa->sin6_addr.__u6_addr.__u6_addr32[1],sa->sin6_addr.__u6_addr.__u6_addr32[2],sa->sin6_addr.__u6_addr.__u6_addr32[3],sa->sin6_scope_id];
+	   }
+    while (_ai = _ai->ai_next);
+    [buf appendString:@"nil\n}"];
+    return buf;
+}
+@end
\ No newline at end of file