/* Defs for interface to demanglers.
- Copyright 1992, 1995, 1996 Free Software Foundation, Inc.
+ Copyright 1992, 1993, 1994, 1995, 1996, 1997, 1998, 2000, 2001, 2002,
+ 2003, 2004, 2005, 2007, 2008, 2009 Free Software Foundation, Inc.
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
- any later version.
+ This program is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License
+ as published by the Free Software Foundation; either version 2, or
+ (at your option) any later version.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
+ In addition to the permissions in the GNU Library General Public
+ License, the Free Software Foundation gives you unlimited
+ permission to link the compiled version of this file into
+ combinations with other programs, and to distribute those
+ combinations without any restriction coming from the use of this
+ file. (The Library Public License restrictions do apply in other
+ respects; for example, they cover modification of the file, and
+ distribution when not linked into a combined executable.)
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
+ This program is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with this program; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
+ 02110-1301, USA. */
#if !defined (DEMANGLE_H)
#define DEMANGLE_H
-#ifndef IN_GCC
-#include <ansidecl.h>
-#endif /* ! IN_GCC */
+#include "libiberty.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
/* Options passed to cplus_demangle (in 2nd parameter). */
-#define DMGL_NO_OPTS 0 /* For readability... */
-#define DMGL_PARAMS (1 << 0) /* Include function args */
-#define DMGL_ANSI (1 << 1) /* Include const, volatile, etc */
-#define DMGL_JAVA (1 << 2) /* Demangle as Java rather than C++. */
+#define DMGL_NO_OPTS 0 /* For readability... */
+#define DMGL_PARAMS (1 << 0) /* Include function args */
+#define DMGL_ANSI (1 << 1) /* Include const, volatile, etc */
+#define DMGL_JAVA (1 << 2) /* Demangle as Java rather than C++. */
+#define DMGL_VERBOSE (1 << 3) /* Include implementation details. */
+#define DMGL_TYPES (1 << 4) /* Also try to demangle type encodings. */
+#define DMGL_RET_POSTFIX (1 << 5) /* Print function return types (when
+ present) after function signature */
-#define DMGL_AUTO (1 << 8)
-#define DMGL_GNU (1 << 9)
-#define DMGL_LUCID (1 << 10)
-#define DMGL_ARM (1 << 11)
-#define DMGL_HP (1 << 12) /* For the HP aCC compiler; same as ARM
- except for template arguments, etc. */
-#define DMGL_EDG (1 << 13)
+#define DMGL_AUTO (1 << 8)
+#define DMGL_GNU (1 << 9)
+#define DMGL_LUCID (1 << 10)
+#define DMGL_ARM (1 << 11)
+#define DMGL_HP (1 << 12) /* For the HP aCC compiler;
+ same as ARM except for
+ template arguments, etc. */
+#define DMGL_EDG (1 << 13)
+#define DMGL_GNU_V3 (1 << 14)
+#define DMGL_GNAT (1 << 15)
/* If none of these are set, use 'current_demangling_style' as the default. */
-#define DMGL_STYLE_MASK (DMGL_AUTO|DMGL_GNU|DMGL_LUCID|DMGL_ARM|DMGL_HP|DMGL_EDG)
+#define DMGL_STYLE_MASK (DMGL_AUTO|DMGL_GNU|DMGL_LUCID|DMGL_ARM|DMGL_HP|DMGL_EDG|DMGL_GNU_V3|DMGL_JAVA|DMGL_GNAT)
/* Enumeration of possible demangling styles.
extern enum demangling_styles
{
+ no_demangling = -1,
unknown_demangling = 0,
auto_demangling = DMGL_AUTO,
gnu_demangling = DMGL_GNU,
lucid_demangling = DMGL_LUCID,
arm_demangling = DMGL_ARM,
hp_demangling = DMGL_HP,
- edg_demangling = DMGL_EDG
+ edg_demangling = DMGL_EDG,
+ gnu_v3_demangling = DMGL_GNU_V3,
+ java_demangling = DMGL_JAVA,
+ gnat_demangling = DMGL_GNAT
} current_demangling_style;
/* Define string names for the various demangling styles. */
-#define AUTO_DEMANGLING_STYLE_STRING "auto"
-#define GNU_DEMANGLING_STYLE_STRING "gnu"
-#define LUCID_DEMANGLING_STYLE_STRING "lucid"
-#define ARM_DEMANGLING_STYLE_STRING "arm"
-#define HP_DEMANGLING_STYLE_STRING "hp"
-#define EDG_DEMANGLING_STYLE_STRING "edg"
+#define NO_DEMANGLING_STYLE_STRING "none"
+#define AUTO_DEMANGLING_STYLE_STRING "auto"
+#define GNU_DEMANGLING_STYLE_STRING "gnu"
+#define LUCID_DEMANGLING_STYLE_STRING "lucid"
+#define ARM_DEMANGLING_STYLE_STRING "arm"
+#define HP_DEMANGLING_STYLE_STRING "hp"
+#define EDG_DEMANGLING_STYLE_STRING "edg"
+#define GNU_V3_DEMANGLING_STYLE_STRING "gnu-v3"
+#define JAVA_DEMANGLING_STYLE_STRING "java"
+#define GNAT_DEMANGLING_STYLE_STRING "gnat"
/* Some macros to test what demangling style is active. */
#define ARM_DEMANGLING (((int) CURRENT_DEMANGLING_STYLE) & DMGL_ARM)
#define HP_DEMANGLING (((int) CURRENT_DEMANGLING_STYLE) & DMGL_HP)
#define EDG_DEMANGLING (((int) CURRENT_DEMANGLING_STYLE) & DMGL_EDG)
+#define GNU_V3_DEMANGLING (((int) CURRENT_DEMANGLING_STYLE) & DMGL_GNU_V3)
+#define JAVA_DEMANGLING (((int) CURRENT_DEMANGLING_STYLE) & DMGL_JAVA)
+#define GNAT_DEMANGLING (((int) CURRENT_DEMANGLING_STYLE) & DMGL_GNAT)
+
+/* Provide information about the available demangle styles. This code is
+ pulled from gdb into libiberty because it is useful to binutils also. */
+
+extern const struct demangler_engine
+{
+ const char *const demangling_style_name;
+ const enum demangling_styles demangling_style;
+ const char *const demangling_style_doc;
+} libiberty_demanglers[];
extern char *
-cplus_demangle PARAMS ((const char *mangled, int options));
+cplus_demangle (const char *mangled, int options);
extern int
-cplus_demangle_opname PARAMS ((const char *opname, char *result, int options));
+cplus_demangle_opname (const char *opname, char *result, int options);
extern const char *
-cplus_mangle_opname PARAMS ((const char *opname, int options));
+cplus_mangle_opname (const char *opname, int options);
/* Note: This sets global state. FIXME if you care about multi-threading. */
extern void
-set_cplus_marker_for_demangling PARAMS ((int ch));
+set_cplus_marker_for_demangling (int ch);
+
+extern enum demangling_styles
+cplus_demangle_set_style (enum demangling_styles style);
+
+extern enum demangling_styles
+cplus_demangle_name_to_style (const char *name);
+
+/* Callback typedef for allocation-less demangler interfaces. */
+typedef void (*demangle_callbackref) (const char *, size_t, void *);
+
+/* V3 ABI demangling entry points, defined in cp-demangle.c. Callback
+ variants return non-zero on success, zero on error. char* variants
+ return a string allocated by malloc on success, NULL on error. */
+extern int
+cplus_demangle_v3_callback (const char *mangled, int options,
+ demangle_callbackref callback, void *opaque);
+
+extern char*
+cplus_demangle_v3 (const char *mangled, int options);
+
+extern int
+java_demangle_v3_callback (const char *mangled,
+ demangle_callbackref callback, void *opaque);
+
+extern char*
+java_demangle_v3 (const char *mangled);
+
+char *
+ada_demangle (const char *mangled, int options);
+
+enum gnu_v3_ctor_kinds {
+ gnu_v3_complete_object_ctor = 1,
+ gnu_v3_base_object_ctor,
+ gnu_v3_complete_object_allocating_ctor
+};
+
+/* Return non-zero iff NAME is the mangled form of a constructor name
+ in the G++ V3 ABI demangling style. Specifically, return an `enum
+ gnu_v3_ctor_kinds' value indicating what kind of constructor
+ it is. */
+extern enum gnu_v3_ctor_kinds
+ is_gnu_v3_mangled_ctor (const char *name);
+
+
+enum gnu_v3_dtor_kinds {
+ gnu_v3_deleting_dtor = 1,
+ gnu_v3_complete_object_dtor,
+ gnu_v3_base_object_dtor
+};
+
+/* Return non-zero iff NAME is the mangled form of a destructor name
+ in the G++ V3 ABI demangling style. Specifically, return an `enum
+ gnu_v3_dtor_kinds' value, indicating what kind of destructor
+ it is. */
+extern enum gnu_v3_dtor_kinds
+ is_gnu_v3_mangled_dtor (const char *name);
+
+/* The V3 demangler works in two passes. The first pass builds a tree
+ representation of the mangled name, and the second pass turns the
+ tree representation into a demangled string. Here we define an
+ interface to permit a caller to build their own tree
+ representation, which they can pass to the demangler to get a
+ demangled string. This can be used to canonicalize user input into
+ something which the demangler might output. It could also be used
+ by other demanglers in the future. */
+
+/* These are the component types which may be found in the tree. Many
+ component types have one or two subtrees, referred to as left and
+ right (a component type with only one subtree puts it in the left
+ subtree). */
+
+enum demangle_component_type
+{
+ /* A name, with a length and a pointer to a string. */
+ DEMANGLE_COMPONENT_NAME,
+ /* A qualified name. The left subtree is a class or namespace or
+ some such thing, and the right subtree is a name qualified by
+ that class. */
+ DEMANGLE_COMPONENT_QUAL_NAME,
+ /* A local name. The left subtree describes a function, and the
+ right subtree is a name which is local to that function. */
+ DEMANGLE_COMPONENT_LOCAL_NAME,
+ /* A typed name. The left subtree is a name, and the right subtree
+ describes that name as a function. */
+ DEMANGLE_COMPONENT_TYPED_NAME,
+ /* A template. The left subtree is a template name, and the right
+ subtree is a template argument list. */
+ DEMANGLE_COMPONENT_TEMPLATE,
+ /* A template parameter. This holds a number, which is the template
+ parameter index. */
+ DEMANGLE_COMPONENT_TEMPLATE_PARAM,
+ /* A function parameter. This holds a number, which is the index. */
+ DEMANGLE_COMPONENT_FUNCTION_PARAM,
+ /* A constructor. This holds a name and the kind of
+ constructor. */
+ DEMANGLE_COMPONENT_CTOR,
+ /* A destructor. This holds a name and the kind of destructor. */
+ DEMANGLE_COMPONENT_DTOR,
+ /* A vtable. This has one subtree, the type for which this is a
+ vtable. */
+ DEMANGLE_COMPONENT_VTABLE,
+ /* A VTT structure. This has one subtree, the type for which this
+ is a VTT. */
+ DEMANGLE_COMPONENT_VTT,
+ /* A construction vtable. The left subtree is the type for which
+ this is a vtable, and the right subtree is the derived type for
+ which this vtable is built. */
+ DEMANGLE_COMPONENT_CONSTRUCTION_VTABLE,
+ /* A typeinfo structure. This has one subtree, the type for which
+ this is the tpeinfo structure. */
+ DEMANGLE_COMPONENT_TYPEINFO,
+ /* A typeinfo name. This has one subtree, the type for which this
+ is the typeinfo name. */
+ DEMANGLE_COMPONENT_TYPEINFO_NAME,
+ /* A typeinfo function. This has one subtree, the type for which
+ this is the tpyeinfo function. */
+ DEMANGLE_COMPONENT_TYPEINFO_FN,
+ /* A thunk. This has one subtree, the name for which this is a
+ thunk. */
+ DEMANGLE_COMPONENT_THUNK,
+ /* A virtual thunk. This has one subtree, the name for which this
+ is a virtual thunk. */
+ DEMANGLE_COMPONENT_VIRTUAL_THUNK,
+ /* A covariant thunk. This has one subtree, the name for which this
+ is a covariant thunk. */
+ DEMANGLE_COMPONENT_COVARIANT_THUNK,
+ /* A Java class. This has one subtree, the type. */
+ DEMANGLE_COMPONENT_JAVA_CLASS,
+ /* A guard variable. This has one subtree, the name for which this
+ is a guard variable. */
+ DEMANGLE_COMPONENT_GUARD,
+ /* A reference temporary. This has one subtree, the name for which
+ this is a temporary. */
+ DEMANGLE_COMPONENT_REFTEMP,
+ /* A hidden alias. This has one subtree, the encoding for which it
+ is providing alternative linkage. */
+ DEMANGLE_COMPONENT_HIDDEN_ALIAS,
+ /* A standard substitution. This holds the name of the
+ substitution. */
+ DEMANGLE_COMPONENT_SUB_STD,
+ /* The restrict qualifier. The one subtree is the type which is
+ being qualified. */
+ DEMANGLE_COMPONENT_RESTRICT,
+ /* The volatile qualifier. The one subtree is the type which is
+ being qualified. */
+ DEMANGLE_COMPONENT_VOLATILE,
+ /* The const qualifier. The one subtree is the type which is being
+ qualified. */
+ DEMANGLE_COMPONENT_CONST,
+ /* The restrict qualifier modifying a member function. The one
+ subtree is the type which is being qualified. */
+ DEMANGLE_COMPONENT_RESTRICT_THIS,
+ /* The volatile qualifier modifying a member function. The one
+ subtree is the type which is being qualified. */
+ DEMANGLE_COMPONENT_VOLATILE_THIS,
+ /* The const qualifier modifying a member function. The one subtree
+ is the type which is being qualified. */
+ DEMANGLE_COMPONENT_CONST_THIS,
+ /* A vendor qualifier. The left subtree is the type which is being
+ qualified, and the right subtree is the name of the
+ qualifier. */
+ DEMANGLE_COMPONENT_VENDOR_TYPE_QUAL,
+ /* A pointer. The one subtree is the type which is being pointed
+ to. */
+ DEMANGLE_COMPONENT_POINTER,
+ /* A reference. The one subtree is the type which is being
+ referenced. */
+ DEMANGLE_COMPONENT_REFERENCE,
+ /* C++0x: An rvalue reference. The one subtree is the type which is
+ being referenced. */
+ DEMANGLE_COMPONENT_RVALUE_REFERENCE,
+ /* A complex type. The one subtree is the base type. */
+ DEMANGLE_COMPONENT_COMPLEX,
+ /* An imaginary type. The one subtree is the base type. */
+ DEMANGLE_COMPONENT_IMAGINARY,
+ /* A builtin type. This holds the builtin type information. */
+ DEMANGLE_COMPONENT_BUILTIN_TYPE,
+ /* A vendor's builtin type. This holds the name of the type. */
+ DEMANGLE_COMPONENT_VENDOR_TYPE,
+ /* A function type. The left subtree is the return type. The right
+ subtree is a list of ARGLIST nodes. Either or both may be
+ NULL. */
+ DEMANGLE_COMPONENT_FUNCTION_TYPE,
+ /* An array type. The left subtree is the dimension, which may be
+ NULL, or a string (represented as DEMANGLE_COMPONENT_NAME), or an
+ expression. The right subtree is the element type. */
+ DEMANGLE_COMPONENT_ARRAY_TYPE,
+ /* A pointer to member type. The left subtree is the class type,
+ and the right subtree is the member type. CV-qualifiers appear
+ on the latter. */
+ DEMANGLE_COMPONENT_PTRMEM_TYPE,
+ /* A fixed-point type. */
+ DEMANGLE_COMPONENT_FIXED_TYPE,
+ /* A vector type. The left subtree is the number of elements,
+ the right subtree is the element type. */
+ DEMANGLE_COMPONENT_VECTOR_TYPE,
+ /* An argument list. The left subtree is the current argument, and
+ the right subtree is either NULL or another ARGLIST node. */
+ DEMANGLE_COMPONENT_ARGLIST,
+ /* A template argument list. The left subtree is the current
+ template argument, and the right subtree is either NULL or
+ another TEMPLATE_ARGLIST node. */
+ DEMANGLE_COMPONENT_TEMPLATE_ARGLIST,
+ /* An operator. This holds information about a standard
+ operator. */
+ DEMANGLE_COMPONENT_OPERATOR,
+ /* An extended operator. This holds the number of arguments, and
+ the name of the extended operator. */
+ DEMANGLE_COMPONENT_EXTENDED_OPERATOR,
+ /* A typecast, represented as a unary operator. The one subtree is
+ the type to which the argument should be cast. */
+ DEMANGLE_COMPONENT_CAST,
+ /* A unary expression. The left subtree is the operator, and the
+ right subtree is the single argument. */
+ DEMANGLE_COMPONENT_UNARY,
+ /* A binary expression. The left subtree is the operator, and the
+ right subtree is a BINARY_ARGS. */
+ DEMANGLE_COMPONENT_BINARY,
+ /* Arguments to a binary expression. The left subtree is the first
+ argument, and the right subtree is the second argument. */
+ DEMANGLE_COMPONENT_BINARY_ARGS,
+ /* A trinary expression. The left subtree is the operator, and the
+ right subtree is a TRINARY_ARG1. */
+ DEMANGLE_COMPONENT_TRINARY,
+ /* Arguments to a trinary expression. The left subtree is the first
+ argument, and the right subtree is a TRINARY_ARG2. */
+ DEMANGLE_COMPONENT_TRINARY_ARG1,
+ /* More arguments to a trinary expression. The left subtree is the
+ second argument, and the right subtree is the third argument. */
+ DEMANGLE_COMPONENT_TRINARY_ARG2,
+ /* A literal. The left subtree is the type, and the right subtree
+ is the value, represented as a DEMANGLE_COMPONENT_NAME. */
+ DEMANGLE_COMPONENT_LITERAL,
+ /* A negative literal. Like LITERAL, but the value is negated.
+ This is a minor hack: the NAME used for LITERAL points directly
+ to the mangled string, but since negative numbers are mangled
+ using 'n' instead of '-', we want a way to indicate a negative
+ number which involves neither modifying the mangled string nor
+ allocating a new copy of the literal in memory. */
+ DEMANGLE_COMPONENT_LITERAL_NEG,
+ /* A libgcj compiled resource. The left subtree is the name of the
+ resource. */
+ DEMANGLE_COMPONENT_JAVA_RESOURCE,
+ /* A name formed by the concatenation of two parts. The left
+ subtree is the first part and the right subtree the second. */
+ DEMANGLE_COMPONENT_COMPOUND_NAME,
+ /* A name formed by a single character. */
+ DEMANGLE_COMPONENT_CHARACTER,
+ /* A number. */
+ DEMANGLE_COMPONENT_NUMBER,
+ /* A decltype type. */
+ DEMANGLE_COMPONENT_DECLTYPE,
+ /* Global constructors keyed to name. */
+ DEMANGLE_COMPONENT_GLOBAL_CONSTRUCTORS,
+ /* Global destructors keyed to name. */
+ DEMANGLE_COMPONENT_GLOBAL_DESTRUCTORS,
+ /* A lambda closure type. */
+ DEMANGLE_COMPONENT_LAMBDA,
+ /* A default argument scope. */
+ DEMANGLE_COMPONENT_DEFAULT_ARG,
+ /* An unnamed type. */
+ DEMANGLE_COMPONENT_UNNAMED_TYPE,
+ /* A pack expansion. */
+ DEMANGLE_COMPONENT_PACK_EXPANSION
+};
+
+/* Types which are only used internally. */
+
+struct demangle_operator_info;
+struct demangle_builtin_type_info;
+
+/* A node in the tree representation is an instance of a struct
+ demangle_component. Note that the field names of the struct are
+ not well protected against macros defined by the file including
+ this one. We can fix this if it ever becomes a problem. */
+
+struct demangle_component
+{
+ /* The type of this component. */
+ enum demangle_component_type type;
+
+ union
+ {
+ /* For DEMANGLE_COMPONENT_NAME. */
+ struct
+ {
+ /* A pointer to the name (which need not NULL terminated) and
+ its length. */
+ const char *s;
+ int len;
+ } s_name;
+
+ /* For DEMANGLE_COMPONENT_OPERATOR. */
+ struct
+ {
+ /* Operator. */
+ const struct demangle_operator_info *op;
+ } s_operator;
+
+ /* For DEMANGLE_COMPONENT_EXTENDED_OPERATOR. */
+ struct
+ {
+ /* Number of arguments. */
+ int args;
+ /* Name. */
+ struct demangle_component *name;
+ } s_extended_operator;
+
+ /* For DEMANGLE_COMPONENT_FIXED_TYPE. */
+ struct
+ {
+ /* The length, indicated by a C integer type name. */
+ struct demangle_component *length;
+ /* _Accum or _Fract? */
+ short accum;
+ /* Saturating or not? */
+ short sat;
+ } s_fixed;
+
+ /* For DEMANGLE_COMPONENT_CTOR. */
+ struct
+ {
+ /* Kind of constructor. */
+ enum gnu_v3_ctor_kinds kind;
+ /* Name. */
+ struct demangle_component *name;
+ } s_ctor;
+
+ /* For DEMANGLE_COMPONENT_DTOR. */
+ struct
+ {
+ /* Kind of destructor. */
+ enum gnu_v3_dtor_kinds kind;
+ /* Name. */
+ struct demangle_component *name;
+ } s_dtor;
+
+ /* For DEMANGLE_COMPONENT_BUILTIN_TYPE. */
+ struct
+ {
+ /* Builtin type. */
+ const struct demangle_builtin_type_info *type;
+ } s_builtin;
+
+ /* For DEMANGLE_COMPONENT_SUB_STD. */
+ struct
+ {
+ /* Standard substitution string. */
+ const char* string;
+ /* Length of string. */
+ int len;
+ } s_string;
+
+ /* For DEMANGLE_COMPONENT_*_PARAM. */
+ struct
+ {
+ /* Parameter index. */
+ long number;
+ } s_number;
+
+ /* For DEMANGLE_COMPONENT_CHARACTER. */
+ struct
+ {
+ int character;
+ } s_character;
+
+ /* For other types. */
+ struct
+ {
+ /* Left (or only) subtree. */
+ struct demangle_component *left;
+ /* Right subtree. */
+ struct demangle_component *right;
+ } s_binary;
+
+ struct
+ {
+ /* subtree, same place as d_left. */
+ struct demangle_component *sub;
+ /* integer. */
+ int num;
+ } s_unary_num;
+
+ } u;
+};
+
+/* People building mangled trees are expected to allocate instances of
+ struct demangle_component themselves. They can then call one of
+ the following functions to fill them in. */
+
+/* Fill in most component types with a left subtree and a right
+ subtree. Returns non-zero on success, zero on failure, such as an
+ unrecognized or inappropriate component type. */
+
+extern int
+cplus_demangle_fill_component (struct demangle_component *fill,
+ enum demangle_component_type,
+ struct demangle_component *left,
+ struct demangle_component *right);
+
+/* Fill in a DEMANGLE_COMPONENT_NAME. Returns non-zero on success,
+ zero for bad arguments. */
+
+extern int
+cplus_demangle_fill_name (struct demangle_component *fill,
+ const char *, int);
+
+/* Fill in a DEMANGLE_COMPONENT_BUILTIN_TYPE, using the name of the
+ builtin type (e.g., "int", etc.). Returns non-zero on success,
+ zero if the type is not recognized. */
+
+extern int
+cplus_demangle_fill_builtin_type (struct demangle_component *fill,
+ const char *type_name);
+
+/* Fill in a DEMANGLE_COMPONENT_OPERATOR, using the name of the
+ operator and the number of arguments which it takes (the latter is
+ used to disambiguate operators which can be both binary and unary,
+ such as '-'). Returns non-zero on success, zero if the operator is
+ not recognized. */
+
+extern int
+cplus_demangle_fill_operator (struct demangle_component *fill,
+ const char *opname, int args);
+
+/* Fill in a DEMANGLE_COMPONENT_EXTENDED_OPERATOR, providing the
+ number of arguments and the name. Returns non-zero on success,
+ zero for bad arguments. */
+
+extern int
+cplus_demangle_fill_extended_operator (struct demangle_component *fill,
+ int numargs,
+ struct demangle_component *nm);
+
+/* Fill in a DEMANGLE_COMPONENT_CTOR. Returns non-zero on success,
+ zero for bad arguments. */
+
+extern int
+cplus_demangle_fill_ctor (struct demangle_component *fill,
+ enum gnu_v3_ctor_kinds kind,
+ struct demangle_component *name);
+
+/* Fill in a DEMANGLE_COMPONENT_DTOR. Returns non-zero on success,
+ zero for bad arguments. */
+
+extern int
+cplus_demangle_fill_dtor (struct demangle_component *fill,
+ enum gnu_v3_dtor_kinds kind,
+ struct demangle_component *name);
+
+/* This function translates a mangled name into a struct
+ demangle_component tree. The first argument is the mangled name.
+ The second argument is DMGL_* options. This returns a pointer to a
+ tree on success, or NULL on failure. On success, the third
+ argument is set to a block of memory allocated by malloc. This
+ block should be passed to free when the tree is no longer
+ needed. */
+
+extern struct demangle_component *
+cplus_demangle_v3_components (const char *mangled, int options, void **mem);
+
+/* This function takes a struct demangle_component tree and returns
+ the corresponding demangled string. The first argument is DMGL_*
+ options. The second is the tree to demangle. The third is a guess
+ at the length of the demangled string, used to initially allocate
+ the return buffer. The fourth is a pointer to a size_t. On
+ success, this function returns a buffer allocated by malloc(), and
+ sets the size_t pointed to by the fourth argument to the size of
+ the allocated buffer (not the length of the returned string). On
+ failure, this function returns NULL, and sets the size_t pointed to
+ by the fourth argument to 0 for an invalid tree, or to 1 for a
+ memory allocation error. */
+
+extern char *
+cplus_demangle_print (int options,
+ const struct demangle_component *tree,
+ int estimated_length,
+ size_t *p_allocated_size);
+
+/* This function takes a struct demangle_component tree and passes back
+ a demangled string in one or more calls to a callback function.
+ The first argument is DMGL_* options. The second is the tree to
+ demangle. The third is a pointer to a callback function; on each call
+ this receives an element of the demangled string, its length, and an
+ opaque value. The fourth is the opaque value passed to the callback.
+ The callback is called once or more to return the full demangled
+ string. The demangled element string is always nul-terminated, though
+ its length is also provided for convenience. In contrast to
+ cplus_demangle_print(), this function does not allocate heap memory
+ to grow output strings (except perhaps where alloca() is implemented
+ by malloc()), and so is normally safe for use where the heap has been
+ corrupted. On success, this function returns 1; on failure, 0. */
+
+extern int
+cplus_demangle_print_callback (int options,
+ const struct demangle_component *tree,
+ demangle_callbackref callback, void *opaque);
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
#endif /* DEMANGLE_H */
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