142 lines
4.6 KiB
C
142 lines
4.6 KiB
C
/* GNU Objective-C Typed Streams interface.
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Copyright (C) 1993, 1995, 2004, 2009 Free Software Foundation, Inc.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation; either version 3, or (at your option) any
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later version.
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GCC is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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License for more details.
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Under Section 7 of GPL version 3, you are granted additional
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permissions described in the GCC Runtime Library Exception, version
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3.1, as published by the Free Software Foundation.
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You should have received a copy of the GNU General Public License and
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a copy of the GCC Runtime Library Exception along with this program;
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see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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<http://www.gnu.org/licenses/>. */
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#ifndef __typedstream_INCLUDE_GNU
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#define __typedstream_INCLUDE_GNU
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/* The API in this file was entirely deprecated in GCC 4.6.0 and will
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be removed in the following GCC release.
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*/
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#include <stdio.h>
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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typedef int (*objc_typed_read_func)(void*, char*, int);
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typedef int (*objc_typed_write_func)(void*, const char*, int);
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typedef int (*objc_typed_flush_func)(void*);
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typedef int (*objc_typed_eof_func)(void*);
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#define OBJC_READONLY 0x01
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#define OBJC_WRITEONLY 0x02
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#define OBJC_MANAGED_STREAM 0x01
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#define OBJC_FILE_STREAM 0x02
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#define OBJC_MEMORY_STREAM 0x04
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#define OBJC_TYPED_STREAM_VERSION 0x01
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typedef struct objc_typed_stream {
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void* physical;
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cache_ptr object_table; /* read/written objects */
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cache_ptr stream_table; /* other read/written but shared things.. */
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cache_ptr class_table; /* class version mapping */
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cache_ptr object_refs; /* forward references */
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int mode; /* OBJC_READONLY or OBJC_WRITEONLY */
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int type; /* MANAGED, FILE, MEMORY etc bit string */
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int version; /* version used when writing */
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int writing_root_p;
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objc_typed_read_func read;
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objc_typed_write_func write;
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objc_typed_eof_func eof;
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objc_typed_flush_func flush;
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} TypedStream;
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/* opcode masks */
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#define _B_VALUE 0x1fU
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#define _B_CODE 0xe0U
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#define _B_SIGN 0x10U
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#define _B_NUMBER 0x0fU
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/* standard opcodes */
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#define _B_INVALID 0x00U
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#define _B_SINT 0x20U
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#define _B_NINT 0x40U
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#define _B_SSTR 0x60U
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#define _B_NSTR 0x80U
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#define _B_RCOMM 0xa0U
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#define _B_UCOMM 0xc0U
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#define _B_EXT 0xe0U
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/* eXtension opcodes */
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#define _BX_OBJECT 0x00U
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#define _BX_CLASS 0x01U
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#define _BX_SEL 0x02U
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#define _BX_OBJREF 0x03U
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#define _BX_OBJROOT 0x04U
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#define _BX_EXT 0x1fU
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/*
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** Read and write objects as specified by TYPE. All the `last'
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** arguments are pointers to the objects to read/write.
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*/
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int objc_write_type (TypedStream* stream, const char* type, const void* data) __attribute__ ((deprecated));
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int objc_read_type (TypedStream* stream, const char* type, void* data) __attribute__ ((deprecated));
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int objc_write_types (TypedStream* stream, const char* type, ...) __attribute__ ((deprecated));
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int objc_read_types (TypedStream* stream, const char* type, ...) __attribute__ ((deprecated));
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int objc_write_object_reference (TypedStream* stream, id object) __attribute__ ((deprecated));
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int objc_write_root_object (TypedStream* stream, id object) __attribute__ ((deprecated));
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long objc_get_stream_class_version (TypedStream* stream, Class class_type) __attribute__ ((deprecated));
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/*
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** Convenience functions
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*/
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int objc_write_array (TypedStream* stream, const char* type,
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int count, const void* data) __attribute__ ((deprecated));
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int objc_read_array (TypedStream* stream, const char* type,
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int count, void* data) __attribute__ ((deprecated));
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int objc_write_object (TypedStream* stream, id object) __attribute__ ((deprecated));
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int objc_read_object (TypedStream* stream, id* object) __attribute__ ((deprecated));
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/*
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** Open a typed stream for reading or writing. MODE may be either of
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** OBJC_READONLY or OBJC_WRITEONLY.
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*/
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TypedStream* objc_open_typed_stream (FILE* physical, int mode) __attribute__ ((deprecated));
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TypedStream* objc_open_typed_stream_for_file (const char* file_name, int mode) __attribute__ ((deprecated));
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void objc_close_typed_stream (TypedStream* stream) __attribute__ ((deprecated));
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BOOL objc_end_of_typed_stream (TypedStream* stream) __attribute__ ((deprecated));
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void objc_flush_typed_stream (TypedStream* stream) __attribute__ ((deprecated));
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* not __typedstream_INCLUDE_GNU */
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