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git-svn-id: file:///Users/olsen/Code/migration-svn-zu-git/logical-line-staging/clib2/trunk@14685 87f5fb63-7c3d-0410-a384-fd976d0f7a62
2025-12-08 14:59:05 +00:00 · 2004-07-26 16:36:55 +00:00
parent a9e8f137ad
commit 91bcdea2a2
669 changed files with 80825 additions and 0 deletions
--- a/library/stdio_iobhookentry.c
+++ b/library/stdio_iobhookentry.c
@@ -0,0 +1,122 @@
+/*
+ * $Id: stdio_iobhookentry.c,v 1.1.1.1 2004-07-26 16:31:36 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.
+ */
+
+#ifndef _STDIO_HEADERS_H
+#include "stdio_headers.h"
+#endif /* _STDIO_HEADERS_H */
+
+/****************************************************************************/
+
+void
+__iob_hook_entry(
+	struct Hook *				UNUSED	unused_hook,
+	struct iob *						file_iob,
+	struct file_hook_message *			message)
+{
+	int result;
+	int error;
+
+	assert( message != NULL && file_iob != NULL );
+
+	switch(message->action)
+	{
+		case file_hook_action_read:
+
+			SHOWMSG("file_hook_action_read");
+
+			SHOWVALUE(file_iob->iob_Descriptor);
+			SHOWPOINTER(message->data);
+			SHOWVALUE(message->size);
+
+			assert( message->data != NULL );
+			assert( message->size > 0 );
+			assert( FLAG_IS_SET(file_iob->iob_Flags,IOBF_IN_USE) );
+
+			result = __read(file_iob->iob_Descriptor,message->data,(size_t)message->size,&error);
+			break;
+
+		case file_hook_action_write:
+
+			SHOWMSG("file_hook_action_write");
+
+			SHOWVALUE(file_iob->iob_Descriptor);
+			SHOWPOINTER(message->data);
+			SHOWVALUE(message->size);
+
+			assert( message->data != NULL );
+			assert( message->size > 0 );
+			assert( FLAG_IS_SET(file_iob->iob_Flags,IOBF_IN_USE) );
+
+			result = __write(file_iob->iob_Descriptor,message->data,(size_t)message->size,&error);
+
+			break;
+
+		case file_hook_action_seek:
+
+			SHOWMSG("file_hook_action_seek");
+
+			SHOWVALUE(file_iob->iob_Descriptor);
+			SHOWVALUE(message->position);
+			SHOWVALUE(message->mode);
+
+			assert( FLAG_IS_SET(file_iob->iob_Flags,IOBF_IN_USE) );
+
+			result = __lseek(file_iob->iob_Descriptor,message->position,message->mode,&error);
+			break;
+
+		case file_hook_action_close:
+
+			SHOWMSG("file_hook_action_close");
+
+			SHOWVALUE(file_iob->iob_Descriptor);
+
+			assert( FLAG_IS_SET(file_iob->iob_Flags,IOBF_IN_USE) );
+
+			result = __close(file_iob->iob_Descriptor,&error);
+			break;
+
+		default:
+
+			SHOWVALUE(message->action);
+
+			result	= -1;
+			error	= EBADF;
+
+			break;
+	}
+
+	SHOWVALUE(result);
+
+	message->result	= result;
+	message->error	= error;
+}