RetroZilla/extensions/java/xpcom/tools/xpidl/xpidl.h
2015-10-20 23:03:22 -04:00

287 lines
8.5 KiB
C

/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
/*
* Intramodule declarations.
*/
#ifndef __xpidl_h
#define __xpidl_h
#include <errno.h>
#include <stddef.h>
#include <stdio.h>
#include <stdlib.h>
#include <glib.h>
#include <string.h> /* After glib.h to avoid warnings about shadowing 'index'. */
#ifndef XP_MAC
#include <libIDL/IDL.h>
#else
#include <IDL.h>
#endif
#include <xpt_struct.h>
/*
* IDL_tree_warning bombs on libIDL version 6.5, and I don't want to not write
* warnings... so I define a versioned one here. Thanks to Mike Shaver for the
* this solution, which allows us to pass through varargs calls.
*/
#if !(LIBIDL_MAJOR_VERSION == 0 && LIBIDL_MINOR_VERSION == 6 && \
LIBIDL_MICRO_VERSION == 5) && !defined(DEBUG_shaver)
/*
* This turns a varargs call to XPIDL_WARNING directly into a varargs
* call to IDL_tree_warning or xpidl_tree_warning as appropriate. The
* only tricky bit is that you must call XPIDL_WARNING with extra
* parens, e.g. XPIDL_WARNING((foo, bar, "sil"))
*
* Probably best removed when we leave 6.5. */
#define XPIDL_WARNING(x) IDL_tree_warning x
#else
extern void xpidl_tree_warning(IDL_tree p, int level, const char *fmt, ...);
#define XPIDL_WARNING(x) xpidl_tree_warning x
#endif
/*
* Internal operation flags.
*/
extern gboolean enable_debug;
extern gboolean enable_warnings;
extern gboolean verbose_mode;
extern gboolean emit_typelib_annotations;
extern gboolean explicit_output_filename;
extern PRUint8 major_version;
extern PRUint8 minor_version;
typedef struct TreeState TreeState;
/*
* A function to handle an IDL_tree type.
*/
typedef gboolean (*nodeHandler)(TreeState *);
/*
* Struct containing functions to define the behavior of a given output mode.
*/
typedef struct backend {
nodeHandler *dispatch_table; /* nodeHandlers table, indexed by node type. */
nodeHandler emit_prolog; /* called at beginning of output generation. */
nodeHandler emit_epilog; /* called at end. */
} backend;
/* Function that produces a struct of output-generation functions */
typedef backend *(*backendFactory)();
extern backend *xpidl_header_dispatch(void);
extern backend *xpidl_typelib_dispatch(void);
extern backend *xpidl_doc_dispatch(void);
extern backend *xpidl_java_dispatch(void);
typedef struct ModeData {
char *mode;
char *modeInfo;
char *suffix;
backendFactory factory;
} ModeData;
typedef struct IncludePathEntry {
char *directory;
struct IncludePathEntry *next;
} IncludePathEntry;
struct TreeState {
FILE *file;
char *filename;
/* Maybe supplied by -o. Not related to (g_)basename from string.h or glib */
char *basename;
char *package;
IDL_ns ns;
IDL_tree tree;
GSList *base_includes;
nodeHandler *dispatch;
void *priv; /* mode-private data */
};
struct java_priv_data {
GHashTable *typedefTable;
int numMethods;
gboolean bHasBaseClass;
gboolean bCountingMethods;
GHashTable *keywords;
char *filename;
};
/*
* Process an IDL file, generating InterfaceInfo, documentation and headers as
* appropriate.
*/
int
xpidl_process_idl(char *filename, IncludePathEntry *include_path,
char *file_basename, char *package, ModeData *mode);
/*
* Iterate over an IDLN_LIST -- why is this not part of libIDL?
*/
void
xpidl_list_foreach(IDL_tree p, IDL_tree_func foreach, gpointer user_data);
/*
* Wrapper whines to stderr then exits after null return from malloc or strdup.
*/
void *
xpidl_malloc(size_t nbytes);
char *
xpidl_strdup(const char *s);
/*
* Return a pointer to the start of the base filename of path
*/
const char *
xpidl_basename(const char * path);
/*
* Process an XPIDL node and its kids, if any.
*/
gboolean
xpidl_process_node(TreeState *state);
/*
* Write a newline folllowed by an indented, one-line comment containing IDL
* source decompiled from state->tree.
*/
void
xpidl_write_comment(TreeState *state, int indent);
/*
* Functions for parsing and printing UUIDs.
*/
/*
* How large should the buffer supplied to xpidl_sprint_IID be?
*/
#define UUID_LENGTH 37
/*
* Print an iid to into a supplied buffer; the buffer should be at least
* UUID_LENGTH bytes.
*/
gboolean
xpidl_sprint_iid(nsID *iid, char iidbuf[]);
/*
* Parse a uuid string into an nsID struct. We cannot link against libxpcom,
* so we re-implement nsID::Parse here.
*/
gboolean
xpidl_parse_iid(nsID *id, const char *str);
/* Try to common a little node-handling stuff. */
/* is this node from an aggregate type (interface)? */
#define UP_IS_AGGREGATE(node) \
(IDL_NODE_UP(node) && \
(IDL_NODE_TYPE(IDL_NODE_UP(node)) == IDLN_INTERFACE || \
IDL_NODE_TYPE(IDL_NODE_UP(node)) == IDLN_FORWARD_DCL))
#define UP_IS_NATIVE(node) \
(IDL_NODE_UP(node) && \
IDL_NODE_TYPE(IDL_NODE_UP(node)) == IDLN_NATIVE)
/* is this type output in the form "<foo> *"? */
#define STARRED_TYPE(node) (IDL_NODE_TYPE(node) == IDLN_TYPE_STRING || \
IDL_NODE_TYPE(node) == IDLN_TYPE_WIDE_STRING || \
(IDL_NODE_TYPE(node) == IDLN_IDENT && \
UP_IS_AGGREGATE(node)))
#define DIPPER_TYPE(node) \
(NULL != IDL_tree_property_get(node, "domstring") || \
NULL != IDL_tree_property_get(node, "utf8string") || \
NULL != IDL_tree_property_get(node, "cstring") || \
NULL != IDL_tree_property_get(node, "astring"))
/*
* Find the underlying type of an identifier typedef. Returns NULL
* (and doesn't complain) on failure.
*/
IDL_tree /* IDL_TYPE_DCL */
find_underlying_type(IDL_tree typedef_ident);
/*
* Check that const declarations match their stated sign and are of the
* appropriate types.
*/
gboolean
verify_const_declaration(IDL_tree const_tree);
/*
* Check that scriptable attributes in scriptable interfaces actually are.
*/
gboolean
verify_attribute_declaration(IDL_tree method_tree);
/*
* Perform various validation checks on methods.
*/
gboolean
verify_method_declaration(IDL_tree method_tree);
/*
* Verifies the interface declaration
*/
gboolean
verify_interface_declaration(IDL_tree method_tree);
/*
* Verify that a native declaration has an associated C++ expression, i.e. that
* it's of the form native <idl-name>(<c++-name>)
*/
gboolean
check_native(TreeState *state);
void
printlist(FILE *outfile, GSList *slist);
#endif /* __xpidl_h */