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|
#if defined(GNUSTEP_BASE_LIBRARY)
/**
* This test tests client and server socket
*/
#import "ObjectTesting.h"
#import <Foundation/Foundation.h>
#import <Foundation/NSStream.h>
static GSServerStream *serverStream;
static NSOutputStream *serverOutput = nil;
static NSOutputStream *clientOutput = nil;
static NSInputStream *serverInput = nil;
static NSInputStream *clientInput = nil;
static NSData *goldData;
static NSMutableData *testData;
static NSString *prefix = @"";
static NSString *
eventString(NSStream *stream, NSStreamEvent event)
{
switch (event)
{
case NSStreamEventOpenCompleted: return @"open completed";
case NSStreamEventHasSpaceAvailable: return @"space available";
case NSStreamEventHasBytesAvailable: return @"bytes available";
case NSStreamEventEndEncountered: return @"end encountered";
case NSStreamEventErrorOccurred:
return [NSString stringWithFormat: @"error %ld (%@)",
(long int)[[stream streamError] code], [stream streamError]];
default:
return [NSString stringWithFormat: @"unknown event %ld", (long int)event];
}
}
@interface ClientListener : NSObject
{
uint8_t buffer[4096];
int writePointer;
}
@end
@implementation ClientListener
- (void)stream: (NSStream *)theStream handleEvent: (NSStreamEvent)streamEvent
{
NSLog(@"%@ Client %p %@", prefix, theStream, eventString(theStream, streamEvent));
switch (streamEvent)
{
case NSStreamEventOpenCompleted:
{
if (theStream==clientOutput)
{
NSLog(@"%@ Client %p set write pointer to zero", prefix, theStream);
writePointer = 0;
}
break;
}
case NSStreamEventHasSpaceAvailable:
{
NSAssert(theStream==clientOutput, @"Wrong stream for writing");
if (writePointer < [goldData length])
{
int writeReturn;
writeReturn = [clientOutput write: [goldData bytes]+writePointer
maxLength: [goldData length]-writePointer];
NSLog(@"%@ Client %p wrote %d", prefix, theStream, writeReturn);
if (writeReturn < 0)
NSLog(@"%@ Error ... %@", prefix, [theStream streamError]);
writePointer += writeReturn;
}
else
{
writePointer = 0;
[theStream close];
[theStream removeFromRunLoop: [NSRunLoop currentRunLoop]
forMode: NSDefaultRunLoopMode];
NSLog(@"%@ Client close %p", prefix, theStream);
}
break;
}
case NSStreamEventHasBytesAvailable:
{
int readSize;
NSAssert(theStream==clientInput, @"Wrong stream for reading");
readSize = [clientInput read: buffer maxLength: 4096];
NSLog(@"%@ Client %p read %d", prefix, theStream, readSize);
if (readSize < 0)
{
NSLog(@"%@ Error ... %@", prefix, [theStream streamError]);
// it is possible that readSize<0 but not an Error.
// For example would block
}
else if (readSize == 0)
{
[theStream close];
[theStream removeFromRunLoop: [NSRunLoop currentRunLoop]
forMode: NSDefaultRunLoopMode];
NSLog(@"%@ Client close %p", prefix, theStream);
}
else
{
[testData appendBytes: buffer length: readSize];
}
break;
}
case NSStreamEventEndEncountered:
{
[theStream setDelegate: nil];
[theStream close];
[theStream removeFromRunLoop: [NSRunLoop currentRunLoop]
forMode: NSDefaultRunLoopMode];
break;
}
case NSStreamEventErrorOccurred:
{
break;
}
default:
break;
}
}
@end
@interface ServerListener : NSObject
{
uint8_t buffer[4096];
int readSize;
int writeSize;
BOOL readable;
BOOL writable;
}
@end
@implementation ServerListener
- (void)stream: (NSStream *)theStream handleEvent: (NSStreamEvent)streamEvent
{
NSLog(@"%@ Server %p %@", prefix, theStream, eventString(theStream, streamEvent));
switch (streamEvent)
{
case NSStreamEventHasBytesAvailable:
{
if (theStream==serverStream)
{
NSAssert(serverInput==nil, @"accept twice");
NSLog(@"%@ Server %p accepting incoming connection", prefix, theStream);
[serverStream acceptWithInputStream: &serverInput
outputStream: &serverOutput];
if (nil == serverInput) // it is ok to accept nothing
{
NSLog(@"%@ Server %p accept failed (no connection)", prefix, theStream);
}
else
{
NSRunLoop *rl = [NSRunLoop currentRunLoop];
[serverInput scheduleInRunLoop: rl
forMode: NSDefaultRunLoopMode];
[serverOutput scheduleInRunLoop: rl
forMode: NSDefaultRunLoopMode];
NSLog(@"%@ Server input stream is %p", prefix, serverInput);
NSLog(@"%@ Server output stream is %p", prefix, serverOutput);
RETAIN(serverInput);
RETAIN(serverOutput);
[serverInput setDelegate: self];
[serverOutput setDelegate: self];
[serverInput open];
[serverOutput open];
[serverInput scheduleInRunLoop: rl
forMode: NSDefaultRunLoopMode];
[serverOutput scheduleInRunLoop: rl
forMode: NSDefaultRunLoopMode];
readSize = 0;
writeSize = 0;
[serverStream setDelegate: nil];
[serverStream close];
[serverStream removeFromRunLoop: [NSRunLoop currentRunLoop]
forMode: NSDefaultRunLoopMode];
}
}
if (theStream == serverInput)
{
readable = YES;
}
break;
}
case NSStreamEventHasSpaceAvailable:
{
NSAssert(theStream==serverOutput, @"Wrong stream for writing");
writable = YES;
break;
}
case NSStreamEventEndEncountered:
{
[theStream setDelegate: nil];
[theStream close];
[theStream removeFromRunLoop: [NSRunLoop currentRunLoop]
forMode: NSDefaultRunLoopMode];
NSLog(@"%@ Server close %p", prefix, theStream);
if (theStream == serverInput && writeSize == readSize)
{
[serverOutput setDelegate: nil];
[serverOutput close];
[serverOutput removeFromRunLoop: [NSRunLoop currentRunLoop]
forMode: NSDefaultRunLoopMode];
NSLog(@"%@ Server output close %p", prefix, serverOutput);
}
break;
}
case NSStreamEventErrorOccurred:
break;
default:
break;
}
while ((readable == YES && writeSize == readSize)
|| (writable == YES && writeSize < readSize))
{
if (readable == YES && writeSize == readSize)
{
readSize = [serverInput read: buffer maxLength: 4096];
readable = NO;
NSLog(@"%@ Server %p read %d", prefix, serverInput, readSize);
writeSize = 0;
if (readSize == 0)
{
[serverInput setDelegate: nil];
[serverInput close];
[serverInput removeFromRunLoop: [NSRunLoop currentRunLoop]
forMode: NSDefaultRunLoopMode];
NSLog(@"%@ Server input close %p", prefix, serverInput);
[serverOutput setDelegate: nil];
[serverOutput close];
[serverOutput removeFromRunLoop: [NSRunLoop currentRunLoop]
forMode: NSDefaultRunLoopMode];
NSLog(@"%@ Server output close %p", prefix, serverOutput);
}
else if (readSize < 0)
{
NSLog(@"%@ Error ... %@", prefix, [clientInput streamError]);
readSize = 0;
}
}
if (writable == YES && writeSize < readSize)
{
int writeReturn = [serverOutput write: buffer+writeSize
maxLength: readSize-writeSize];
NSLog(@"%@ Server %p wrote %d", prefix, serverOutput, writeReturn);
writable = NO;
if (writeReturn == 0)
{
[serverOutput setDelegate: nil];
[serverOutput close];
[serverOutput removeFromRunLoop: [NSRunLoop currentRunLoop]
forMode: NSDefaultRunLoopMode];
NSLog(@"%@ Server close %p", prefix, serverOutput);
[serverInput setDelegate: nil];
[serverInput close];
[serverInput removeFromRunLoop: [NSRunLoop currentRunLoop]
forMode: NSDefaultRunLoopMode];
NSLog(@"%@ Server input close %p", prefix, serverInput);
}
else if (writeReturn > 0)
{
writeSize += writeReturn;
}
else if (writeReturn < 0)
{
NSLog(@"%@ Error ... %@", prefix, [serverOutput streamError]);
}
/* If we have finished writing and there is no more data coming,
* we can close the output stream.
*/
if (writeSize == readSize
&& [serverInput streamStatus] == NSStreamStatusClosed)
{
[serverOutput setDelegate: nil];
[serverOutput close];
[serverOutput removeFromRunLoop: [NSRunLoop currentRunLoop]
forMode: NSDefaultRunLoopMode];
NSLog(@"%@ Server output close %p", prefix, serverOutput);
}
}
}
}
@end
int main()
{
CREATE_AUTORELEASE_POOL(arp);
NSRunLoop *rl = [NSRunLoop currentRunLoop];
NSHost *host = [NSHost hostWithAddress: @"127.0.0.1"];
ServerListener *sli;
ClientListener *cli;
NSString *path = @"socket_cs.m";
NSString *socketPath = @"test-socket";
NSDate *end;
[[NSFileManager defaultManager] removeFileAtPath: socketPath handler: nil];
NSLog(@"sending and receiving on %@: %@", host, [host address]);
goldData = [NSData dataWithContentsOfFile: path];
testData = [NSMutableData dataWithCapacity: 4096];
{
CREATE_AUTORELEASE_POOL(inner);
prefix = @"Test1";
[testData setLength: 0];
sli = AUTORELEASE([ServerListener new]);
cli = AUTORELEASE([ClientListener new]);
serverStream
= [GSServerStream serverStreamToAddr: [host address] port: 1234];
[serverStream setDelegate: sli];
[serverStream scheduleInRunLoop: rl forMode: NSDefaultRunLoopMode];
[serverStream open];
[NSStream getStreamsToHost: host
port: 1234
inputStream: &clientInput
outputStream: &clientOutput];
NSLog(@"%@ Client input stream is %p", prefix, clientInput);
NSLog(@"%@ Client output stream is %p", prefix, clientOutput);
[clientInput setDelegate: cli];
[clientOutput setDelegate: cli];
[clientInput scheduleInRunLoop: rl forMode: NSDefaultRunLoopMode];
[clientOutput scheduleInRunLoop: rl forMode: NSDefaultRunLoopMode];
[clientInput open];
[clientOutput open];
end = [NSDate dateWithTimeIntervalSinceNow: 5];
while (NO == [goldData isEqualToData: testData]
&& [end timeIntervalSinceNow] > 0.0)
{
[rl runMode: NSDefaultRunLoopMode beforeDate: end];
}
PASS([goldData isEqualToData: testData], "Local tcp");
if ([end timeIntervalSinceNow] < 0.0)
NSLog(@"%@ timed out.\n", prefix);
[clientInput setDelegate: nil];
[clientOutput setDelegate: nil];
DESTROY(serverInput);
DESTROY(serverOutput);
RELEASE(inner);
}
{
CREATE_AUTORELEASE_POOL(inner);
prefix = @"Test2";
[testData setLength: 0];
sli = AUTORELEASE([ServerListener new]);
cli = AUTORELEASE([ClientListener new]);
serverStream
= [GSServerStream serverStreamToAddr: [host address] port: 1234];
[serverStream setDelegate: sli];
[serverStream open];
[serverStream scheduleInRunLoop: rl forMode: NSDefaultRunLoopMode];
[NSStream getStreamsToHost: host
port: 1234
inputStream: &clientInput
outputStream: &clientOutput];
NSLog(@"%@ Client input stream is %p", prefix, clientInput);
NSLog(@"%@ Client output stream is %p", prefix, clientOutput);
[clientInput setDelegate: cli];
[clientOutput setDelegate: cli];
[clientInput open];
[clientOutput open];
[clientInput scheduleInRunLoop: rl forMode: NSDefaultRunLoopMode];
[clientOutput scheduleInRunLoop: rl forMode: NSDefaultRunLoopMode];
end = [NSDate dateWithTimeIntervalSinceNow: 5];
while (NO == [goldData isEqualToData: testData]
&& [end timeIntervalSinceNow] > 0.0)
{
[rl runMode: NSDefaultRunLoopMode beforeDate: end];
}
PASS([goldData isEqualToData: testData], "Local tcp (blocking open)");
if ([end timeIntervalSinceNow] < 0.0)
NSLog(@"%@ timed out.\n", prefix);
[clientInput setDelegate: nil];
[clientOutput setDelegate: nil];
DESTROY(serverInput);
DESTROY(serverOutput);
RELEASE(inner);
}
{
CREATE_AUTORELEASE_POOL(inner);
prefix = @"Test3";
[testData setLength: 0];
sli = AUTORELEASE([ServerListener new]);
cli = AUTORELEASE([ClientListener new]);
serverStream = [GSServerStream serverStreamToAddr: socketPath];
[serverStream setDelegate: sli];
[serverStream scheduleInRunLoop: rl forMode: NSDefaultRunLoopMode];
[serverStream open];
[NSStream getLocalStreamsToPath: socketPath
inputStream: &clientInput
outputStream: &clientOutput];
NSLog(@"%@ Client input stream is %p", prefix, clientInput);
NSLog(@"%@ Client output stream is %p", prefix, clientOutput);
[clientInput setDelegate: cli];
[clientOutput setDelegate: cli];
[clientInput scheduleInRunLoop: rl forMode: NSDefaultRunLoopMode];
[clientOutput scheduleInRunLoop: rl forMode: NSDefaultRunLoopMode];
[clientInput open];
[clientOutput open];
end = [NSDate dateWithTimeIntervalSinceNow: 5];
while (NO == [goldData isEqualToData: testData]
&& [end timeIntervalSinceNow] > 0.0)
{
[rl runMode: NSDefaultRunLoopMode beforeDate: end];
}
PASS([goldData isEqualToData: testData], "Local socket");
if ([end timeIntervalSinceNow] < 0.0)
NSLog(@"%@ timed out.\n", prefix);
[clientInput setDelegate: nil];
[clientOutput setDelegate: nil];
DESTROY(serverInput);
DESTROY(serverOutput);
RELEASE(inner);
}
{
CREATE_AUTORELEASE_POOL(inner);
prefix = @"Test4";
[testData setLength: 0];
sli = AUTORELEASE([ServerListener new]);
cli = AUTORELEASE([ClientListener new]);
[[NSFileManager defaultManager] removeFileAtPath: socketPath handler: nil];
serverStream = [GSServerStream serverStreamToAddr: socketPath];
[serverStream setDelegate: sli];
[serverStream open];
[serverStream scheduleInRunLoop: rl forMode: NSDefaultRunLoopMode];
[NSStream getLocalStreamsToPath: socketPath
inputStream: &clientInput
outputStream: &clientOutput];
NSLog(@"%@ Client input stream is %p", prefix, clientInput);
NSLog(@"%@ Client output stream is %p", prefix, clientOutput);
[clientInput setDelegate: cli];
[clientOutput setDelegate: cli];
[clientInput open];
[clientOutput open];
[clientInput scheduleInRunLoop: rl forMode: NSDefaultRunLoopMode];
[clientOutput scheduleInRunLoop: rl forMode: NSDefaultRunLoopMode];
end = [NSDate dateWithTimeIntervalSinceNow: 5];
while (NO == [goldData isEqualToData: testData]
&& [end timeIntervalSinceNow] > 0.0)
{
[rl runMode: NSDefaultRunLoopMode beforeDate: end];
}
PASS([goldData isEqualToData: testData], "Local socket (blocking open)");
if ([end timeIntervalSinceNow] < 0.0)
NSLog(@"%@ timed out.\n", prefix);
[clientInput setDelegate: nil];
[clientOutput setDelegate: nil];
DESTROY(serverInput);
DESTROY(serverOutput);
RELEASE(inner);
}
[[NSFileManager defaultManager] removeFileAtPath: socketPath handler: nil];
RELEASE(arp);
return 0;
}
#else
int main()
{
return 0;
}
#endif
|
