Initial import into SourceForge CVS

git-svn-id: file:///Users/olsen/Code/migration-svn-zu-git/logical-line-staging/clib2/trunk@14685 87f5fb63-7c3d-0410-a384-fd976d0f7a62

library/socket_hook_entry.c

@@ -0,0 +1,168 @@
+/*
+ * $Id: socket_hook_entry.c,v 1.1.1.1 2004-07-26 16:31:14 obarthel Exp $
+ *
+ * :ts=4
+ *
+ * Portable ISO 'C' (1994) runtime library for the Amiga computer
+ * Copyright (c) 2002-2004 by Olaf Barthel <olsen@sourcery.han.de>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ *   - Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ *
+ *   - Neither the name of Olaf Barthel nor the names of contributors
+ *     may be used to endorse or promote products derived from this
+ *     software without specific prior written permission.
+ *
+ * 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.
+ */
+
+#if defined(SOCKET_SUPPORT)
+
+/****************************************************************************/
+
+#ifndef _SOCKET_HEADERS_H
+#include "socket_headers.h"
+#endif /* _SOCKET_HEADERS_H */
+
+/****************************************************************************/
+
+void
+__socket_hook_entry(
+	struct Hook * UNUSED		unused_hook,
+	struct fd *					fd,
+	struct file_hook_message *	message)
+{
+	struct FileInfoBlock * fib;
+	int error = OK;
+	int result;
+
+	assert( message != NULL && fd != NULL );
+
+	switch(message->action)
+	{
+		case file_hook_action_read:
+
+			SHOWMSG("file_hook_action_read");
+
+			assert( message->data != NULL );
+			assert( message->size > 0 );
+
+			SHOWVALUE(message->data);
+			SHOWVALUE(message->size);
+
+			PROFILE_OFF();
+
+			result	= __recv((LONG)fd->fd_DefaultFile,message->data,message->size,0);
+			error	= errno;
+
+			PROFILE_ON();
+
+			break;
+
+		case file_hook_action_write:
+
+			SHOWMSG("file_hook_action_write");
+
+			assert( message->data != NULL );
+			assert( message->size > 0 );
+
+			SHOWVALUE(message->data);
+			SHOWVALUE(message->size);
+
+			PROFILE_OFF();
+
+			result	= __send((LONG)fd->fd_DefaultFile,message->data,message->size,0);
+			error	= errno;
+
+			PROFILE_ON();
+
+			break;
+
+		case file_hook_action_close:
+
+			SHOWMSG("file_hook_action_close");
+
+			PROFILE_OFF();
+
+			__CloseSocket((LONG)fd->fd_DefaultFile);
+
+			PROFILE_ON();
+
+			fd->fd_DefaultFile = -1; /* paranoia! */
+
+			result = 0;
+
+			break;
+
+		case file_hook_action_duplicate_fd:
+
+			SHOWMSG("file_hook_action_duplicate_fd");
+
+			__duplicate_fd(message->duplicate_fd,fd);
+
+			result = 0;
+
+			break;
+
+		case file_hook_action_seek:
+		case file_hook_action_seek_and_extend:
+
+			SHOWMSG("file_hook_action_seek");
+
+			result	= -1;
+			error	= ESPIPE;
+
+			break;
+
+		case file_hook_action_examine:
+
+			SHOWMSG("file_hook_action_examine");
+
+			fib = message->file_info;
+
+			memset(fib,0,sizeof(*fib));
+
+			fib->fib_DirEntryType = ST_SOCKET;
+
+			PROFILE_OFF();
+			DateStamp(&fib->fib_Date);
+			PROFILE_ON();
+
+			result = 0;
+
+			break;
+
+		default:
+
+			SHOWVALUE(message->action);
+
+			result	= -1;
+			error	= EBADF;
+
+			break;
+	}
+
+	SHOWVALUE(result);
+
+	message->result	= result;
+	message->error	= error;
+}
+
+/****************************************************************************/
+
+#endif /* SOCKET_SUPPORT */