/tools/widl/parser.y
Happy | 2827 lines | 2542 code | 285 blank | 0 comment | 0 complexity | c34bb2d6da8d2f13311d3fed158711cc MD5 | raw file
Possible License(s): GPL-2.0, LGPL-2.1, LGPL-3.0, CC-BY-SA-3.0, AGPL-3.0, GPL-3.0, CPL-1.0
- %{
- /*
- * IDL Compiler
- *
- * Copyright 2002 Ove Kaaven
- * Copyright 2006-2008 Robert Shearman
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library 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
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
- */
- #include "config.h"
- #include <stdio.h>
- #include <stdlib.h>
- #include <stdarg.h>
- #include <assert.h>
- #include <ctype.h>
- #include <string.h>
- #include "widl.h"
- #include "utils.h"
- #include "parser.h"
- #include "header.h"
- #include "typelib.h"
- #include "typegen.h"
- #include "expr.h"
- #include "typetree.h"
- #if defined(YYBYACC)
- /* Berkeley yacc (byacc) doesn't seem to know about these */
- /* Some *BSD supplied versions do define these though */
- # ifndef YYEMPTY
- # define YYEMPTY (-1) /* Empty lookahead value of yychar */
- # endif
- # ifndef YYLEX
- # define YYLEX yylex()
- # endif
- #elif defined(YYBISON)
- /* Bison was used for original development */
- /* #define YYEMPTY -2 */
- /* #define YYLEX yylex() */
- #else
- /* No yacc we know yet */
- # if !defined(YYEMPTY) || !defined(YYLEX)
- # error Yacc version/type unknown. This version needs to be verified for settings of YYEMPTY and YYLEX.
- # elif defined(__GNUC__) /* gcc defines the #warning directive */
- # warning Yacc version/type unknown. It defines YYEMPTY and YYLEX, but is not tested
- /* #else we just take a chance that it works... */
- # endif
- #endif
- #define YYERROR_VERBOSE
- static unsigned char pointer_default = RPC_FC_UP;
- typedef struct list typelist_t;
- struct typenode {
- type_t *type;
- struct list entry;
- };
- struct _import_t
- {
- char *name;
- int import_performed;
- };
- typedef struct _decl_spec_t
- {
- type_t *type;
- attr_list_t *attrs;
- enum storage_class stgclass;
- } decl_spec_t;
- typelist_t incomplete_types = LIST_INIT(incomplete_types);
- static void fix_incomplete(void);
- static void fix_incomplete_types(type_t *complete_type);
- static str_list_t *append_str(str_list_t *list, char *str);
- static attr_list_t *append_attr(attr_list_t *list, attr_t *attr);
- static attr_list_t *append_attr_list(attr_list_t *new_list, attr_list_t *old_list);
- static decl_spec_t *make_decl_spec(type_t *type, decl_spec_t *left, decl_spec_t *right, attr_t *attr, enum storage_class stgclass);
- static attr_t *make_attr(enum attr_type type);
- static attr_t *make_attrv(enum attr_type type, unsigned int val);
- static attr_t *make_attrp(enum attr_type type, void *val);
- static expr_list_t *append_expr(expr_list_t *list, expr_t *expr);
- static array_dims_t *append_array(array_dims_t *list, expr_t *expr);
- static var_t *declare_var(attr_list_t *attrs, decl_spec_t *decl_spec, const declarator_t *decl, int top);
- static var_list_t *set_var_types(attr_list_t *attrs, decl_spec_t *decl_spec, declarator_list_t *decls);
- static ifref_list_t *append_ifref(ifref_list_t *list, ifref_t *iface);
- static ifref_t *make_ifref(type_t *iface);
- static var_list_t *append_var_list(var_list_t *list, var_list_t *vars);
- static declarator_list_t *append_declarator(declarator_list_t *list, declarator_t *p);
- static declarator_t *make_declarator(var_t *var);
- static type_t *make_safearray(type_t *type);
- static typelib_t *make_library(const char *name, const attr_list_t *attrs);
- static type_t *append_ptrchain_type(type_t *ptrchain, type_t *type);
- static type_t *reg_typedefs(decl_spec_t *decl_spec, var_list_t *names, attr_list_t *attrs);
- static type_t *find_type_or_error(const char *name, int t);
- static type_t *find_type_or_error2(char *name, int t);
- static var_t *reg_const(var_t *var);
- static char *gen_name(void);
- static void check_arg_attrs(const var_t *arg);
- static void check_statements(const statement_list_t *stmts, int is_inside_library);
- static void check_all_user_types(const statement_list_t *stmts);
- static attr_list_t *check_iface_attrs(const char *name, attr_list_t *attrs);
- static attr_list_t *check_function_attrs(const char *name, attr_list_t *attrs);
- static attr_list_t *check_typedef_attrs(attr_list_t *attrs);
- static attr_list_t *check_enum_attrs(attr_list_t *attrs);
- static attr_list_t *check_struct_attrs(attr_list_t *attrs);
- static attr_list_t *check_union_attrs(attr_list_t *attrs);
- static attr_list_t *check_field_attrs(const char *name, attr_list_t *attrs);
- static attr_list_t *check_library_attrs(const char *name, attr_list_t *attrs);
- static attr_list_t *check_dispiface_attrs(const char *name, attr_list_t *attrs);
- static attr_list_t *check_module_attrs(const char *name, attr_list_t *attrs);
- static attr_list_t *check_coclass_attrs(const char *name, attr_list_t *attrs);
- const char *get_attr_display_name(enum attr_type type);
- static void add_explicit_handle_if_necessary(const type_t *iface, var_t *func);
- static void check_def(const type_t *t);
- static statement_t *make_statement(enum statement_type type);
- static statement_t *make_statement_type_decl(type_t *type);
- static statement_t *make_statement_reference(type_t *type);
- static statement_t *make_statement_declaration(var_t *var);
- static statement_t *make_statement_library(typelib_t *typelib);
- static statement_t *make_statement_cppquote(const char *str);
- static statement_t *make_statement_importlib(const char *str);
- static statement_t *make_statement_module(type_t *type);
- static statement_t *make_statement_typedef(var_list_t *names);
- static statement_t *make_statement_import(const char *str);
- static statement_t *make_statement_typedef(var_list_t *names);
- static statement_list_t *append_statement(statement_list_t *list, statement_t *stmt);
- %}
- %union {
- attr_t *attr;
- attr_list_t *attr_list;
- str_list_t *str_list;
- expr_t *expr;
- expr_list_t *expr_list;
- array_dims_t *array_dims;
- type_t *type;
- var_t *var;
- var_list_t *var_list;
- declarator_t *declarator;
- declarator_list_t *declarator_list;
- statement_t *statement;
- statement_list_t *stmt_list;
- ifref_t *ifref;
- ifref_list_t *ifref_list;
- char *str;
- UUID *uuid;
- unsigned int num;
- double dbl;
- interface_info_t ifinfo;
- typelib_t *typelib;
- struct _import_t *import;
- struct _decl_spec_t *declspec;
- enum storage_class stgclass;
- }
- %token <str> aIDENTIFIER
- %token <str> aKNOWNTYPE
- %token <num> aNUM aHEXNUM
- %token <dbl> aDOUBLE
- %token <str> aSTRING aWSTRING aSQSTRING
- %token <uuid> aUUID
- %token aEOF
- %token SHL SHR
- %token MEMBERPTR
- %token EQUALITY INEQUALITY
- %token GREATEREQUAL LESSEQUAL
- %token LOGICALOR LOGICALAND
- %token ELLIPSIS
- %token tAGGREGATABLE tALLOCATE tANNOTATION tAPPOBJECT tASYNC tASYNCUUID
- %token tAUTOHANDLE tBINDABLE tBOOLEAN tBROADCAST tBYTE tBYTECOUNT
- %token tCALLAS tCALLBACK tCASE tCDECL tCHAR tCOCLASS tCODE tCOMMSTATUS
- %token tCONST tCONTEXTHANDLE tCONTEXTHANDLENOSERIALIZE
- %token tCONTEXTHANDLESERIALIZE tCONTROL tCPPQUOTE
- %token tDECODE tDEFAULT tDEFAULTBIND
- %token tDEFAULTCOLLELEM
- %token tDEFAULTVALUE
- %token tDEFAULTVTABLE
- %token tDISABLECONSISTENCYCHECK tDISPLAYBIND
- %token tDISPINTERFACE
- %token tDLLNAME tDOUBLE tDUAL
- %token tENABLEALLOCATE tENCODE tENDPOINT
- %token tENTRY tENUM tERRORSTATUST
- %token tEXPLICITHANDLE tEXTERN
- %token tFALSE
- %token tFASTCALL tFAULTSTATUS
- %token tFLOAT tFORCEALLOCATE
- %token tHANDLE
- %token tHANDLET
- %token tHELPCONTEXT tHELPFILE
- %token tHELPSTRING tHELPSTRINGCONTEXT tHELPSTRINGDLL
- %token tHIDDEN
- %token tHYPER tID tIDEMPOTENT
- %token tIGNORE tIIDIS
- %token tIMMEDIATEBIND
- %token tIMPLICITHANDLE
- %token tIMPORT tIMPORTLIB
- %token tIN tIN_LINE tINLINE
- %token tINPUTSYNC
- %token tINT tINT3264 tINT64
- %token tINTERFACE
- %token tLCID
- %token tLENGTHIS tLIBRARY
- %token tLICENSED tLOCAL
- %token tLONG
- %token tMAYBE tMESSAGE
- %token tMETHODS
- %token tMODULE
- %token tNOCODE tNONBROWSABLE
- %token tNONCREATABLE
- %token tNONEXTENSIBLE
- %token tNOTIFY tNOTIFYFLAG
- %token tNULL
- %token tOBJECT tODL tOLEAUTOMATION
- %token tOPTIMIZE tOPTIONAL
- %token tOUT
- %token tPARTIALIGNORE tPASCAL
- %token tPOINTERDEFAULT
- %token tPROGID tPROPERTIES
- %token tPROPGET tPROPPUT tPROPPUTREF
- %token tPROXY tPTR
- %token tPUBLIC
- %token tRANGE
- %token tREADONLY tREF
- %token tREGISTER tREPRESENTAS
- %token tREQUESTEDIT
- %token tRESTRICTED
- %token tRETVAL
- %token tSAFEARRAY
- %token tSHORT
- %token tSIGNED
- %token tSIZEIS tSIZEOF
- %token tSMALL
- %token tSOURCE
- %token tSTATIC
- %token tSTDCALL
- %token tSTRICTCONTEXTHANDLE
- %token tSTRING tSTRUCT
- %token tSWITCH tSWITCHIS tSWITCHTYPE
- %token tTHREADING tTRANSMITAS
- %token tTRUE
- %token tTYPEDEF
- %token tUIDEFAULT tUNION
- %token tUNIQUE
- %token tUNSIGNED
- %token tUSESGETLASTERROR tUSERMARSHAL tUUID
- %token tV1ENUM
- %token tVARARG
- %token tVERSION tVIPROGID
- %token tVOID
- %token tWCHAR tWIREMARSHAL
- %token tAPARTMENT tNEUTRAL tSINGLE tFREE tBOTH
- %type <attr> attribute type_qualifier function_specifier
- %type <attr_list> m_attributes attributes attrib_list m_type_qual_list
- %type <str_list> str_list
- %type <expr> m_expr expr expr_const expr_int_const array m_bitfield
- %type <expr_list> m_exprs /* exprs expr_list */ expr_list_int_const
- %type <ifinfo> interfacehdr
- %type <stgclass> storage_cls_spec
- %type <declspec> decl_spec decl_spec_no_type m_decl_spec_no_type
- %type <type> inherit interface interfacedef interfacedec
- %type <type> dispinterface dispinterfacehdr dispinterfacedef
- %type <type> module modulehdr moduledef
- %type <type> base_type int_std
- %type <type> enumdef structdef uniondef typedecl
- %type <type> type
- %type <ifref> coclass_int
- %type <ifref_list> coclass_ints
- %type <var> arg ne_union_field union_field s_field case enum declaration
- %type <var> funcdef
- %type <var_list> m_args arg_list args dispint_meths
- %type <var_list> fields ne_union_fields cases enums enum_list dispint_props field
- %type <var> m_ident ident
- %type <declarator> declarator direct_declarator init_declarator struct_declarator
- %type <declarator> m_any_declarator any_declarator any_declarator_no_direct any_direct_declarator
- %type <declarator> m_abstract_declarator abstract_declarator abstract_declarator_no_direct abstract_direct_declarator
- %type <declarator_list> declarator_list struct_declarator_list
- %type <type> coclass coclasshdr coclassdef
- %type <num> pointer_type threading_type version
- %type <str> libraryhdr callconv cppquote importlib import t_ident
- %type <uuid> uuid_string
- %type <import> import_start
- %type <typelib> library_start librarydef
- %type <statement> statement typedef
- %type <stmt_list> gbl_statements imp_statements int_statements
- %left ','
- %right '?' ':'
- %left LOGICALOR
- %left LOGICALAND
- %left '|'
- %left '^'
- %left '&'
- %left EQUALITY INEQUALITY
- %left '<' '>' LESSEQUAL GREATEREQUAL
- %left SHL SHR
- %left '-' '+'
- %left '*' '/' '%'
- %right '!' '~' CAST PPTR POS NEG ADDRESSOF tSIZEOF
- %left '.' MEMBERPTR '[' ']'
- %%
- input: gbl_statements { fix_incomplete();
- check_statements($1, FALSE);
- check_all_user_types($1);
- write_header($1);
- write_id_data($1);
- write_proxies($1);
- write_client($1);
- write_server($1);
- write_regscript($1);
- write_dlldata($1);
- write_local_stubs($1);
- }
- ;
- gbl_statements: { $$ = NULL; }
- | gbl_statements interfacedec { $$ = append_statement($1, make_statement_reference($2)); }
- | gbl_statements interfacedef { $$ = append_statement($1, make_statement_type_decl($2)); }
- | gbl_statements coclass ';' { $$ = $1;
- reg_type($2, $2->name, 0);
- }
- | gbl_statements coclassdef { $$ = append_statement($1, make_statement_type_decl($2));
- reg_type($2, $2->name, 0);
- }
- | gbl_statements moduledef { $$ = append_statement($1, make_statement_module($2)); }
- | gbl_statements librarydef { $$ = append_statement($1, make_statement_library($2)); }
- | gbl_statements statement { $$ = append_statement($1, $2); }
- ;
- imp_statements: { $$ = NULL; }
- | imp_statements interfacedec { $$ = append_statement($1, make_statement_reference($2)); }
- | imp_statements interfacedef { $$ = append_statement($1, make_statement_type_decl($2)); }
- | imp_statements coclass ';' { $$ = $1; reg_type($2, $2->name, 0); }
- | imp_statements coclassdef { $$ = append_statement($1, make_statement_type_decl($2));
- reg_type($2, $2->name, 0);
- }
- | imp_statements moduledef { $$ = append_statement($1, make_statement_module($2)); }
- | imp_statements statement { $$ = append_statement($1, $2); }
- | imp_statements importlib { $$ = append_statement($1, make_statement_importlib($2)); }
- | imp_statements librarydef { $$ = append_statement($1, make_statement_library($2)); }
- ;
- int_statements: { $$ = NULL; }
- | int_statements statement { $$ = append_statement($1, $2); }
- ;
- semicolon_opt:
- | ';'
- ;
- statement:
- cppquote { $$ = make_statement_cppquote($1); }
- | typedecl ';' { $$ = make_statement_type_decl($1); }
- | declaration ';' { $$ = make_statement_declaration($1); }
- | import { $$ = make_statement_import($1); }
- | typedef ';' { $$ = $1; }
- ;
- typedecl:
- enumdef
- | tENUM aIDENTIFIER { $$ = type_new_enum($2, FALSE, NULL); }
- | structdef
- | tSTRUCT aIDENTIFIER { $$ = type_new_struct($2, FALSE, NULL); }
- | uniondef
- | tUNION aIDENTIFIER { $$ = type_new_nonencapsulated_union($2, FALSE, NULL); }
- | attributes enumdef { $$ = $2; $$->attrs = check_enum_attrs($1); }
- | attributes structdef { $$ = $2; $$->attrs = check_struct_attrs($1); }
- | attributes uniondef { $$ = $2; $$->attrs = check_union_attrs($1); }
- ;
- cppquote: tCPPQUOTE '(' aSTRING ')' { $$ = $3; }
- ;
- import_start: tIMPORT aSTRING ';' { assert(yychar == YYEMPTY);
- $$ = xmalloc(sizeof(struct _import_t));
- $$->name = $2;
- $$->import_performed = do_import($2);
- if (!$$->import_performed) yychar = aEOF;
- }
- ;
- import: import_start imp_statements aEOF { $$ = $1->name;
- if ($1->import_performed) pop_import();
- free($1);
- }
- ;
- importlib: tIMPORTLIB '(' aSTRING ')'
- semicolon_opt { $$ = $3; if(!parse_only) add_importlib($3); }
- ;
- libraryhdr: tLIBRARY aIDENTIFIER { $$ = $2; }
- ;
- library_start: attributes libraryhdr '{' { $$ = make_library($2, check_library_attrs($2, $1));
- if (!parse_only) start_typelib($$);
- }
- ;
- librarydef: library_start imp_statements '}'
- semicolon_opt { $$ = $1;
- $$->stmts = $2;
- if (!parse_only) end_typelib();
- }
- ;
- m_args: { $$ = NULL; }
- | args
- ;
- arg_list: arg { check_arg_attrs($1); $$ = append_var( NULL, $1 ); }
- | arg_list ',' arg { check_arg_attrs($3); $$ = append_var( $1, $3 ); }
- ;
- args: arg_list
- | arg_list ',' ELLIPSIS { $$ = append_var( $1, make_var(strdup("...")) ); }
- ;
- /* split into two rules to get bison to resolve a tVOID conflict */
- arg: attributes decl_spec m_any_declarator { if ($2->stgclass != STG_NONE && $2->stgclass != STG_REGISTER)
- error_loc("invalid storage class for function parameter\n");
- $$ = declare_var($1, $2, $3, TRUE);
- free($2); free($3);
- }
- | decl_spec m_any_declarator { if ($1->stgclass != STG_NONE && $1->stgclass != STG_REGISTER)
- error_loc("invalid storage class for function parameter\n");
- $$ = declare_var(NULL, $1, $2, TRUE);
- free($1); free($2);
- }
- ;
- array: '[' expr ']' { $$ = $2;
- if (!$$->is_const)
- error_loc("array dimension is not an integer constant\n");
- }
- | '[' '*' ']' { $$ = make_expr(EXPR_VOID); }
- | '[' ']' { $$ = make_expr(EXPR_VOID); }
- ;
- m_attributes: { $$ = NULL; }
- | attributes
- ;
- attributes:
- '[' attrib_list ']' { $$ = $2; }
- ;
- attrib_list: attribute { $$ = append_attr( NULL, $1 ); }
- | attrib_list ',' attribute { $$ = append_attr( $1, $3 ); }
- | attrib_list ']' '[' attribute { $$ = append_attr( $1, $4 ); }
- ;
- str_list: aSTRING { $$ = append_str( NULL, $1 ); }
- | str_list ',' aSTRING { $$ = append_str( $1, $3 ); }
- ;
- attribute: { $$ = NULL; }
- | tAGGREGATABLE { $$ = make_attr(ATTR_AGGREGATABLE); }
- | tANNOTATION '(' aSTRING ')' { $$ = make_attrp(ATTR_ANNOTATION, $3); }
- | tAPPOBJECT { $$ = make_attr(ATTR_APPOBJECT); }
- | tASYNC { $$ = make_attr(ATTR_ASYNC); }
- | tAUTOHANDLE { $$ = make_attr(ATTR_AUTO_HANDLE); }
- | tBINDABLE { $$ = make_attr(ATTR_BINDABLE); }
- | tBROADCAST { $$ = make_attr(ATTR_BROADCAST); }
- | tCALLAS '(' ident ')' { $$ = make_attrp(ATTR_CALLAS, $3); }
- | tCASE '(' expr_list_int_const ')' { $$ = make_attrp(ATTR_CASE, $3); }
- | tCODE { $$ = make_attr(ATTR_CODE); }
- | tCOMMSTATUS { $$ = make_attr(ATTR_COMMSTATUS); }
- | tCONTEXTHANDLE { $$ = make_attrv(ATTR_CONTEXTHANDLE, 0); }
- | tCONTEXTHANDLENOSERIALIZE { $$ = make_attrv(ATTR_CONTEXTHANDLE, 0); /* RPC_CONTEXT_HANDLE_DONT_SERIALIZE */ }
- | tCONTEXTHANDLESERIALIZE { $$ = make_attrv(ATTR_CONTEXTHANDLE, 0); /* RPC_CONTEXT_HANDLE_SERIALIZE */ }
- | tCONTROL { $$ = make_attr(ATTR_CONTROL); }
- | tDECODE { $$ = make_attr(ATTR_DECODE); }
- | tDEFAULT { $$ = make_attr(ATTR_DEFAULT); }
- | tDEFAULTBIND { $$ = make_attr(ATTR_DEFAULTBIND); }
- | tDEFAULTCOLLELEM { $$ = make_attr(ATTR_DEFAULTCOLLELEM); }
- | tDEFAULTVALUE '(' expr_const ')' { $$ = make_attrp(ATTR_DEFAULTVALUE, $3); }
- | tDEFAULTVTABLE { $$ = make_attr(ATTR_DEFAULTVTABLE); }
- | tDISABLECONSISTENCYCHECK { $$ = make_attr(ATTR_DISABLECONSISTENCYCHECK); }
- | tDISPLAYBIND { $$ = make_attr(ATTR_DISPLAYBIND); }
- | tDLLNAME '(' aSTRING ')' { $$ = make_attrp(ATTR_DLLNAME, $3); }
- | tDUAL { $$ = make_attr(ATTR_DUAL); }
- | tENABLEALLOCATE { $$ = make_attr(ATTR_ENABLEALLOCATE); }
- | tENCODE { $$ = make_attr(ATTR_ENCODE); }
- | tENDPOINT '(' str_list ')' { $$ = make_attrp(ATTR_ENDPOINT, $3); }
- | tENTRY '(' expr_const ')' { $$ = make_attrp(ATTR_ENTRY, $3); }
- | tEXPLICITHANDLE { $$ = make_attr(ATTR_EXPLICIT_HANDLE); }
- | tFAULTSTATUS { $$ = make_attr(ATTR_FAULTSTATUS); }
- | tFORCEALLOCATE { $$ = make_attr(ATTR_FORCEALLOCATE); }
- | tHANDLE { $$ = make_attr(ATTR_HANDLE); }
- | tHELPCONTEXT '(' expr_int_const ')' { $$ = make_attrp(ATTR_HELPCONTEXT, $3); }
- | tHELPFILE '(' aSTRING ')' { $$ = make_attrp(ATTR_HELPFILE, $3); }
- | tHELPSTRING '(' aSTRING ')' { $$ = make_attrp(ATTR_HELPSTRING, $3); }
- | tHELPSTRINGCONTEXT '(' expr_int_const ')' { $$ = make_attrp(ATTR_HELPSTRINGCONTEXT, $3); }
- | tHELPSTRINGDLL '(' aSTRING ')' { $$ = make_attrp(ATTR_HELPSTRINGDLL, $3); }
- | tHIDDEN { $$ = make_attr(ATTR_HIDDEN); }
- | tID '(' expr_int_const ')' { $$ = make_attrp(ATTR_ID, $3); }
- | tIDEMPOTENT { $$ = make_attr(ATTR_IDEMPOTENT); }
- | tIGNORE { $$ = make_attr(ATTR_IGNORE); }
- | tIIDIS '(' expr ')' { $$ = make_attrp(ATTR_IIDIS, $3); }
- | tIMMEDIATEBIND { $$ = make_attr(ATTR_IMMEDIATEBIND); }
- | tIMPLICITHANDLE '(' arg ')' { $$ = make_attrp(ATTR_IMPLICIT_HANDLE, $3); }
- | tIN { $$ = make_attr(ATTR_IN); }
- | tINPUTSYNC { $$ = make_attr(ATTR_INPUTSYNC); }
- | tLENGTHIS '(' m_exprs ')' { $$ = make_attrp(ATTR_LENGTHIS, $3); }
- | tLCID '(' expr_int_const ')' { $$ = make_attrp(ATTR_LIBLCID, $3); }
- | tLCID { $$ = make_attr(ATTR_PARAMLCID); }
- | tLICENSED { $$ = make_attr(ATTR_LICENSED); }
- | tLOCAL { $$ = make_attr(ATTR_LOCAL); }
- | tMAYBE { $$ = make_attr(ATTR_MAYBE); }
- | tMESSAGE { $$ = make_attr(ATTR_MESSAGE); }
- | tNOCODE { $$ = make_attr(ATTR_NOCODE); }
- | tNONBROWSABLE { $$ = make_attr(ATTR_NONBROWSABLE); }
- | tNONCREATABLE { $$ = make_attr(ATTR_NONCREATABLE); }
- | tNONEXTENSIBLE { $$ = make_attr(ATTR_NONEXTENSIBLE); }
- | tNOTIFY { $$ = make_attr(ATTR_NOTIFY); }
- | tNOTIFYFLAG { $$ = make_attr(ATTR_NOTIFYFLAG); }
- | tOBJECT { $$ = make_attr(ATTR_OBJECT); }
- | tODL { $$ = make_attr(ATTR_ODL); }
- | tOLEAUTOMATION { $$ = make_attr(ATTR_OLEAUTOMATION); }
- | tOPTIMIZE '(' aSTRING ')' { $$ = make_attrp(ATTR_OPTIMIZE, $3); }
- | tOPTIONAL { $$ = make_attr(ATTR_OPTIONAL); }
- | tOUT { $$ = make_attr(ATTR_OUT); }
- | tPARTIALIGNORE { $$ = make_attr(ATTR_PARTIALIGNORE); }
- | tPOINTERDEFAULT '(' pointer_type ')' { $$ = make_attrv(ATTR_POINTERDEFAULT, $3); }
- | tPROGID '(' aSTRING ')' { $$ = make_attrp(ATTR_PROGID, $3); }
- | tPROPGET { $$ = make_attr(ATTR_PROPGET); }
- | tPROPPUT { $$ = make_attr(ATTR_PROPPUT); }
- | tPROPPUTREF { $$ = make_attr(ATTR_PROPPUTREF); }
- | tPROXY { $$ = make_attr(ATTR_PROXY); }
- | tPUBLIC { $$ = make_attr(ATTR_PUBLIC); }
- | tRANGE '(' expr_int_const ',' expr_int_const ')'
- { expr_list_t *list = append_expr( NULL, $3 );
- list = append_expr( list, $5 );
- $$ = make_attrp(ATTR_RANGE, list); }
- | tREADONLY { $$ = make_attr(ATTR_READONLY); }
- | tREPRESENTAS '(' type ')' { $$ = make_attrp(ATTR_REPRESENTAS, $3); }
- | tREQUESTEDIT { $$ = make_attr(ATTR_REQUESTEDIT); }
- | tRESTRICTED { $$ = make_attr(ATTR_RESTRICTED); }
- | tRETVAL { $$ = make_attr(ATTR_RETVAL); }
- | tSIZEIS '(' m_exprs ')' { $$ = make_attrp(ATTR_SIZEIS, $3); }
- | tSOURCE { $$ = make_attr(ATTR_SOURCE); }
- | tSTRICTCONTEXTHANDLE { $$ = make_attr(ATTR_STRICTCONTEXTHANDLE); }
- | tSTRING { $$ = make_attr(ATTR_STRING); }
- | tSWITCHIS '(' expr ')' { $$ = make_attrp(ATTR_SWITCHIS, $3); }
- | tSWITCHTYPE '(' type ')' { $$ = make_attrp(ATTR_SWITCHTYPE, $3); }
- | tTRANSMITAS '(' type ')' { $$ = make_attrp(ATTR_TRANSMITAS, $3); }
- | tTHREADING '(' threading_type ')' { $$ = make_attrv(ATTR_THREADING, $3); }
- | tUIDEFAULT { $$ = make_attr(ATTR_UIDEFAULT); }
- | tUSESGETLASTERROR { $$ = make_attr(ATTR_USESGETLASTERROR); }
- | tUSERMARSHAL '(' type ')' { $$ = make_attrp(ATTR_USERMARSHAL, $3); }
- | tUUID '(' uuid_string ')' { $$ = make_attrp(ATTR_UUID, $3); }
- | tV1ENUM { $$ = make_attr(ATTR_V1ENUM); }
- | tVARARG { $$ = make_attr(ATTR_VARARG); }
- | tVERSION '(' version ')' { $$ = make_attrv(ATTR_VERSION, $3); }
- | tVIPROGID '(' aSTRING ')' { $$ = make_attrp(ATTR_VIPROGID, $3); }
- | tWIREMARSHAL '(' type ')' { $$ = make_attrp(ATTR_WIREMARSHAL, $3); }
- | pointer_type { $$ = make_attrv(ATTR_POINTERTYPE, $1); }
- ;
- uuid_string:
- aUUID
- | aSTRING { if (!is_valid_uuid($1))
- error_loc("invalid UUID: %s\n", $1);
- $$ = parse_uuid($1); }
- ;
- callconv: tCDECL { $$ = xstrdup("__cdecl"); }
- | tFASTCALL { $$ = xstrdup("__fastcall"); }
- | tPASCAL { $$ = xstrdup("__pascal"); }
- | tSTDCALL { $$ = xstrdup("__stdcall"); }
- ;
- cases: { $$ = NULL; }
- | cases case { $$ = append_var( $1, $2 ); }
- ;
- case: tCASE expr_int_const ':' union_field { attr_t *a = make_attrp(ATTR_CASE, append_expr( NULL, $2 ));
- $$ = $4; if (!$$) $$ = make_var(NULL);
- $$->attrs = append_attr( $$->attrs, a );
- }
- | tDEFAULT ':' union_field { attr_t *a = make_attr(ATTR_DEFAULT);
- $$ = $3; if (!$$) $$ = make_var(NULL);
- $$->attrs = append_attr( $$->attrs, a );
- }
- ;
- enums: { $$ = NULL; }
- | enum_list ',' { $$ = $1; }
- | enum_list
- ;
- enum_list: enum { if (!$1->eval)
- $1->eval = make_exprl(EXPR_NUM, 0 /* default for first enum entry */);
- $$ = append_var( NULL, $1 );
- }
- | enum_list ',' enum { if (!$3->eval)
- {
- var_t *last = LIST_ENTRY( list_tail($$), var_t, entry );
- $3->eval = make_exprl(EXPR_NUM, last->eval->cval + 1);
- }
- $$ = append_var( $1, $3 );
- }
- ;
- enum: ident '=' expr_int_const { $$ = reg_const($1);
- $$->eval = $3;
- $$->type = type_new_int(TYPE_BASIC_INT, 0);
- }
- | ident { $$ = reg_const($1);
- $$->type = type_new_int(TYPE_BASIC_INT, 0);
- }
- ;
- enumdef: tENUM t_ident '{' enums '}' { $$ = type_new_enum($2, TRUE, $4); }
- ;
- m_exprs: m_expr { $$ = append_expr( NULL, $1 ); }
- | m_exprs ',' m_expr { $$ = append_expr( $1, $3 ); }
- ;
- m_expr: { $$ = make_expr(EXPR_VOID); }
- | expr
- ;
- expr: aNUM { $$ = make_exprl(EXPR_NUM, $1); }
- | aHEXNUM { $$ = make_exprl(EXPR_HEXNUM, $1); }
- | aDOUBLE { $$ = make_exprd(EXPR_DOUBLE, $1); }
- | tFALSE { $$ = make_exprl(EXPR_TRUEFALSE, 0); }
- | tNULL { $$ = make_exprl(EXPR_NUM, 0); }
- | tTRUE { $$ = make_exprl(EXPR_TRUEFALSE, 1); }
- | aSTRING { $$ = make_exprs(EXPR_STRLIT, $1); }
- | aWSTRING { $$ = make_exprs(EXPR_WSTRLIT, $1); }
- | aSQSTRING { $$ = make_exprs(EXPR_CHARCONST, $1); }
- | aIDENTIFIER { $$ = make_exprs(EXPR_IDENTIFIER, $1); }
- | expr '?' expr ':' expr { $$ = make_expr3(EXPR_COND, $1, $3, $5); }
- | expr LOGICALOR expr { $$ = make_expr2(EXPR_LOGOR, $1, $3); }
- | expr LOGICALAND expr { $$ = make_expr2(EXPR_LOGAND, $1, $3); }
- | expr '|' expr { $$ = make_expr2(EXPR_OR , $1, $3); }
- | expr '^' expr { $$ = make_expr2(EXPR_XOR, $1, $3); }
- | expr '&' expr { $$ = make_expr2(EXPR_AND, $1, $3); }
- | expr EQUALITY expr { $$ = make_expr2(EXPR_EQUALITY, $1, $3); }
- | expr INEQUALITY expr { $$ = make_expr2(EXPR_INEQUALITY, $1, $3); }
- | expr '>' expr { $$ = make_expr2(EXPR_GTR, $1, $3); }
- | expr '<' expr { $$ = make_expr2(EXPR_LESS, $1, $3); }
- | expr GREATEREQUAL expr { $$ = make_expr2(EXPR_GTREQL, $1, $3); }
- | expr LESSEQUAL expr { $$ = make_expr2(EXPR_LESSEQL, $1, $3); }
- | expr SHL expr { $$ = make_expr2(EXPR_SHL, $1, $3); }
- | expr SHR expr { $$ = make_expr2(EXPR_SHR, $1, $3); }
- | expr '+' expr { $$ = make_expr2(EXPR_ADD, $1, $3); }
- | expr '-' expr { $$ = make_expr2(EXPR_SUB, $1, $3); }
- | expr '%' expr { $$ = make_expr2(EXPR_MOD, $1, $3); }
- | expr '*' expr { $$ = make_expr2(EXPR_MUL, $1, $3); }
- | expr '/' expr { $$ = make_expr2(EXPR_DIV, $1, $3); }
- | '!' expr { $$ = make_expr1(EXPR_LOGNOT, $2); }
- | '~' expr { $$ = make_expr1(EXPR_NOT, $2); }
- | '+' expr %prec POS { $$ = make_expr1(EXPR_POS, $2); }
- | '-' expr %prec NEG { $$ = make_expr1(EXPR_NEG, $2); }
- | '&' expr %prec ADDRESSOF { $$ = make_expr1(EXPR_ADDRESSOF, $2); }
- | '*' expr %prec PPTR { $$ = make_expr1(EXPR_PPTR, $2); }
- | expr MEMBERPTR aIDENTIFIER { $$ = make_expr2(EXPR_MEMBER, make_expr1(EXPR_PPTR, $1), make_exprs(EXPR_IDENTIFIER, $3)); }
- | expr '.' aIDENTIFIER { $$ = make_expr2(EXPR_MEMBER, $1, make_exprs(EXPR_IDENTIFIER, $3)); }
- | '(' decl_spec m_abstract_declarator ')' expr %prec CAST
- { $$ = make_exprt(EXPR_CAST, declare_var(NULL, $2, $3, 0), $5); free($2); free($3); }
- | tSIZEOF '(' decl_spec m_abstract_declarator ')'
- { $$ = make_exprt(EXPR_SIZEOF, declare_var(NULL, $3, $4, 0), NULL); free($3); free($4); }
- | expr '[' expr ']' { $$ = make_expr2(EXPR_ARRAY, $1, $3); }
- | '(' expr ')' { $$ = $2; }
- ;
- expr_list_int_const: expr_int_const { $$ = append_expr( NULL, $1 ); }
- | expr_list_int_const ',' expr_int_const { $$ = append_expr( $1, $3 ); }
- ;
- expr_int_const: expr { $$ = $1;
- if (!$$->is_const)
- error_loc("expression is not an integer constant\n");
- }
- ;
- expr_const: expr { $$ = $1;
- if (!$$->is_const && $$->type != EXPR_STRLIT && $$->type != EXPR_WSTRLIT)
- error_loc("expression is not constant\n");
- }
- ;
- fields: { $$ = NULL; }
- | fields field { $$ = append_var_list($1, $2); }
- ;
- field: m_attributes decl_spec struct_declarator_list ';'
- { const char *first = LIST_ENTRY(list_head($3), declarator_t, entry)->var->name;
- check_field_attrs(first, $1);
- $$ = set_var_types($1, $2, $3);
- }
- | m_attributes uniondef ';' { var_t *v = make_var(NULL);
- v->type = $2; v->attrs = $1;
- $$ = append_var(NULL, v);
- }
- ;
- ne_union_field:
- s_field ';' { $$ = $1; }
- | attributes ';' { $$ = make_var(NULL); $$->attrs = $1; }
- ;
- ne_union_fields: { $$ = NULL; }
- | ne_union_fields ne_union_field { $$ = append_var( $1, $2 ); }
- ;
- union_field:
- s_field ';' { $$ = $1; }
- | ';' { $$ = NULL; }
- ;
- s_field: m_attributes decl_spec declarator { $$ = declare_var(check_field_attrs($3->var->name, $1),
- $2, $3, FALSE);
- free($3);
- }
- ;
- funcdef: declaration { $$ = $1;
- if (type_get_type($$->type) != TYPE_FUNCTION)
- error_loc("only methods may be declared inside the methods section of a dispinterface\n");
- check_function_attrs($$->name, $$->attrs);
- }
- ;
- declaration:
- attributes decl_spec init_declarator
- { $$ = declare_var($1, $2, $3, FALSE);
- free($3);
- }
- | decl_spec init_declarator { $$ = declare_var(NULL, $1, $2, FALSE);
- free($2);
- }
- ;
- m_ident: { $$ = NULL; }
- | ident
- ;
- t_ident: { $$ = NULL; }
- | aIDENTIFIER { $$ = $1; }
- | aKNOWNTYPE { $$ = $1; }
- ;
- ident: aIDENTIFIER { $$ = make_var($1); }
- /* some "reserved words" used in attributes are also used as field names in some MS IDL files */
- | aKNOWNTYPE { $$ = make_var($<str>1); }
- ;
- base_type: tBYTE { $$ = find_type_or_error($<str>1, 0); }
- | tWCHAR { $$ = find_type_or_error($<str>1, 0); }
- | int_std
- | tSIGNED int_std { $$ = type_new_int(type_basic_get_type($2), -1); }
- | tUNSIGNED int_std { $$ = type_new_int(type_basic_get_type($2), 1); }
- | tUNSIGNED { $$ = type_new_int(TYPE_BASIC_INT, 1); }
- | tFLOAT { $$ = find_type_or_error($<str>1, 0); }
- | tDOUBLE { $$ = find_type_or_error($<str>1, 0); }
- | tBOOLEAN { $$ = find_type_or_error($<str>1, 0); }
- | tERRORSTATUST { $$ = find_type_or_error($<str>1, 0); }
- | tHANDLET { $$ = find_type_or_error($<str>1, 0); }
- ;
- m_int:
- | tINT
- ;
- int_std: tINT { $$ = type_new_int(TYPE_BASIC_INT, 0); }
- | tSHORT m_int { $$ = type_new_int(TYPE_BASIC_INT16, 0); }
- | tSMALL { $$ = type_new_int(TYPE_BASIC_INT8, 0); }
- | tLONG m_int { $$ = type_new_int(TYPE_BASIC_INT32, 0); }
- | tHYPER m_int { $$ = type_new_int(TYPE_BASIC_HYPER, 0); }
- | tINT64 { $$ = type_new_int(TYPE_BASIC_INT64, 0); }
- | tCHAR { $$ = type_new_int(TYPE_BASIC_CHAR, 0); }
- | tINT3264 { $$ = type_new_int(TYPE_BASIC_INT3264, 0); }
- ;
- coclass: tCOCLASS aIDENTIFIER { $$ = type_new_coclass($2); }
- | tCOCLASS aKNOWNTYPE { $$ = find_type($2, 0);
- if (type_get_type_detect_alias($$) != TYPE_COCLASS)
- error_loc("%s was not declared a coclass at %s:%d\n",
- $2, $$->loc_info.input_name,
- $$->loc_info.line_number);
- }
- ;
- coclasshdr: attributes coclass { $$ = $2;
- check_def($$);
- $$->attrs = check_coclass_attrs($2->name, $1);
- }
- ;
- coclassdef: coclasshdr '{' coclass_ints '}' semicolon_opt
- { $$ = type_coclass_define($1, $3); }
- ;
- coclass_ints: { $$ = NULL; }
- | coclass_ints coclass_int { $$ = append_ifref( $1, $2 ); }
- ;
- coclass_int:
- m_attributes interfacedec { $$ = make_ifref($2); $$->attrs = $1; }
- ;
- dispinterface: tDISPINTERFACE aIDENTIFIER { $$ = get_type(TYPE_INTERFACE, $2, 0); }
- | tDISPINTERFACE aKNOWNTYPE { $$ = get_type(TYPE_INTERFACE, $2, 0); }
- ;
- dispinterfacehdr: attributes dispinterface { attr_t *attrs;
- $$ = $2;
- check_def($$);
- attrs = make_attr(ATTR_DISPINTERFACE);
- $$->attrs = append_attr( check_dispiface_attrs($2->name, $1), attrs );
- $$->defined = TRUE;
- }
- ;
- dispint_props: tPROPERTIES ':' { $$ = NULL; }
- | dispint_props s_field ';' { $$ = append_var( $1, $2 ); }
- ;
- dispint_meths: tMETHODS ':' { $$ = NULL; }
- | dispint_meths funcdef ';' { $$ = append_var( $1, $2 ); }
- ;
- dispinterfacedef: dispinterfacehdr '{'
- dispint_props
- dispint_meths
- '}' { $$ = $1;
- type_dispinterface_define($$, $3, $4);
- }
- | dispinterfacehdr
- '{' interface ';' '}' { $$ = $1;
- type_dispinterface_define_from_iface($$, $3);
- }
- ;
- inherit: { $$ = NULL; }
- | ':' aKNOWNTYPE { $$ = find_type_or_error2($2, 0); }
- ;
- interface: tINTERFACE aIDENTIFIER { $$ = get_type(TYPE_INTERFACE, $2, 0); }
- | tINTERFACE aKNOWNTYPE { $$ = get_type(TYPE_INTERFACE, $2, 0); }
- ;
- interfacehdr: attributes interface { $$.interface = $2;
- $$.old_pointer_default = pointer_default;
- if (is_attr($1, ATTR_POINTERDEFAULT))
- pointer_default = get_attrv($1, ATTR_POINTERDEFAULT);
- check_def($2);
- $2->attrs = check_iface_attrs($2->name, $1);
- $2->defined = TRUE;
- }
- ;
- interfacedef: interfacehdr inherit
- '{' int_statements '}' semicolon_opt { $$ = $1.interface;
- type_interface_define($$, $2, $4);
- pointer_default = $1.old_pointer_default;
- }
- /* MIDL is able to import the definition of a base class from inside the
- * definition of a derived class, I'll try to support it with this rule */
- | interfacehdr ':' aIDENTIFIER
- '{' import int_statements '}'
- semicolon_opt { $$ = $1.interface;
- type_interface_define($$, find_type_or_error2($3, 0), $6);
- pointer_default = $1.old_pointer_default;
- }
- | dispinterfacedef semicolon_opt { $$ = $1; }
- ;
- interfacedec:
- interface ';' { $$ = $1; }
- | dispinterface ';' { $$ = $1; }
- ;
- module: tMODULE aIDENTIFIER { $$ = type_new_module($2); }
- | tMODULE aKNOWNTYPE { $$ = type_new_module($2); }
- ;
- modulehdr: attributes module { $$ = $2;
- $$->attrs = check_module_attrs($2->name, $1);
- }
- ;
- moduledef: modulehdr '{' int_statements '}'
- semicolon_opt { $$ = $1;
- type_module_define($$, $3);
- }
- ;
- storage_cls_spec:
- tEXTERN { $$ = STG_EXTERN; }
- | tSTATIC { $$ = STG_STATIC; }
- | tREGISTER { $$ = STG_REGISTER; }
- ;
- function_specifier:
- tINLINE { $$ = make_attr(ATTR_INLINE); }
- ;
- type_qualifier:
- tCONST { $$ = make_attr(ATTR_CONST); }
- ;
- m_type_qual_list: { $$ = NULL; }
- | m_type_qual_list type_qualifier { $$ = append_attr($1, $2); }
- ;
- decl_spec: type m_decl_spec_no_type { $$ = make_decl_spec($1, $2, NULL, NULL, STG_NONE); }
- | decl_spec_no_type type m_decl_spec_no_type
- { $$ = make_decl_spec($2, $1, $3, NULL, STG_NONE); }
- ;
- m_decl_spec_no_type: { $$ = NULL; }
- | decl_spec_no_type
- ;
- decl_spec_no_type:
- type_qualifier m_decl_spec_no_type { $$ = make_decl_spec(NULL, $2, NULL, $1, STG_NONE); }
- | function_specifier m_decl_spec_no_type { $$ = make_decl_spec(NULL, $2, NULL, $1, STG_NONE); }
- | storage_cls_spec m_decl_spec_no_type { $$ = make_decl_spec(NULL, $2, NULL, NULL, $1); }
- ;
- declarator:
- '*' m_type_qual_list declarator %prec PPTR
- { $$ = $3; $$->type = append_ptrchain_type($$->type, type_new_pointer(pointer_default, NULL, $2)); }
- | callconv declarator { $$ = $2; if ($$->func_type) $$->func_type->attrs = append_attr($$->func_type->attrs, make_attrp(ATTR_CALLCONV, $1));
- else if ($$->type) $$->type->attrs = append_attr($$->type->attrs, make_attrp(ATTR_CALLCONV, $1)); }
- | direct_declarator
- ;
- direct_declarator:
- ident { $$ = make_declarator($1); }
- | '(' declarator ')' { $$ = $2; }
- | direct_declarator array { $$ = $1; $$->array = append_array($$->array, $2); }
- | direct_declarator '(' m_args ')' { $$ = $1;
- $$->func_type = append_ptrchain_type($$->type, type_new_function($3));
- $$->type = NULL;
- }
- ;
- /* abstract declarator */
- abstract_declarator:
- '*' m_type_qual_list m_abstract_declarator %prec PPTR
- { $$ = $3; $$->type = append_ptrchain_type($$->type, type_new_pointer(pointer_default, NULL, $2)); }
- | callconv m_abstract_declarator { $$ = $2; if ($$->func_type) $$->func_type->attrs = append_attr($$->func_type->attrs, make_attrp(ATTR_CALLCONV, $1));
- else if ($$->type) $$->type->attrs = append_attr($$->type->attrs, make_attrp(ATTR_CALLCONV, $1)); }
- | abstract_direct_declarator
- ;
- /* abstract declarator without accepting direct declarator */
- abstract_declarator_no_direct:
- '*' m_type_qual_list m_any_declarator %prec PPTR
- { $$ = $3; $$->type = append_ptrchain_type($$->type, type_new_pointer(pointer_default, NULL, $2)); }
- | callconv m_any_declarator { $$ = $2; if ($$->func_type) $$->func_type->attrs = append_attr($$->func_type->attrs, make_attrp(ATTR_CALLCONV, $1));
- else if ($$->type) $$->type->attrs = append_attr($$->type->attrs, make_attrp(ATTR_CALLCONV, $1)); }
- ;
- /* abstract declarator or empty */
- m_abstract_declarator: { $$ = make_declarator(NULL); }
- | abstract_declarator
- ;
- /* abstract direct declarator */
- abstract_direct_declarator:
- '(' abstract_declarator_no_direct ')' { $$ = $2; }
- | abstract_direct_declarator array { $$ = $1; $$->array = append_array($$->array, $2); }
- | array { $$ = make_declarator(NULL); $$->array = append_array($$->array, $1); }
- | '(' m_args ')'
- { $$ = make_declarator(NULL);
- $$->func_type = append_ptrchain_type($$->type, type_new_function($2));
- $$->type = NULL;
- }
- | abstract_direct_declarator '(' m_args ')'
- { $$ = $1;
- $$->func_type = append_ptrchain_type($$->type, type_new_function($3));
- $$->type = NULL;
- }
- ;
- /* abstract or non-abstract declarator */
- any_declarator:
- '*' m_type_qual_list m_any_declarator %prec PPTR
- { $$ = $3; $$->type = append_ptrchain_type($$->type, type_new_pointer(pointer_default, NULL, $2)); }
- | callconv m_any_declarator { $$ = $2; $$->type->attrs = append_attr($$->type->attrs, make_attrp(ATTR_CALLCONV, $1)); }
- | any_direct_declarator
- ;
- /* abstract or non-abstract declarator without accepting direct declarator */
- any_declarator_no_direct:
- '*' m_type_qual_list m_any_declarator %prec PPTR
- { $$ = $3; $$->type = append_ptrchain_type($$->type, type_new_pointer(pointer_default, NULL, $2)); }
- | callconv m_any_declarator { $$ = $2; $$->type->attrs = append_attr($$->type->attrs, make_attrp(ATTR_CALLCONV, $1)); }
- ;
- /* abstract or non-abstract declarator or empty */
- m_any_declarator: { $$ = make_declarator(NULL); }
- | any_declarator
- ;
- /* abstract or non-abstract direct declarator. note: direct declarators
- * aren't accepted inside brackets to avoid ambiguity with the rule for
- * function arguments */
- any_direct_declarator:
- ident { $$ = make_declarator($1); }
- | '(' any_declarator_no_direct ')' { $$ = $2; }
- | any_direct_declarator array { $$ = $1; $$->array = append_array($$->array, $2); }
- | array { $$ = make_declarator(NULL); $$->array = append_array($$->array, $1); }
- | '(' m_args ')'
- { $$ = make_declarator(NULL);
- $$->func_type = append_ptrchain_type($$->type, type_new_function($2));
- $$->type = NULL;
- }
- | any_direct_declarator '(' m_args ')'
- { $$ = $1;
- $$->func_type = append_ptrchain_type($$->type, type_new_function($3));
- $$->type = NULL;
- }
- ;
- declarator_list:
- declarator { $$ = append_declarator( NULL, $1 ); }
- | declarator_list ',' declarator { $$ = append_declarator( $1, $3 ); }
- ;
- m_bitfield: { $$ = NULL; }
- | ':' expr_const { $$ = $2; }
- ;
- struct_declarator: any_declarator m_bitfield { $$ = $1; $$->bits = $2;
- if (!$$->bits && !$$->var->name)
- error_loc("unnamed fields are not allowed\n");
- }
- ;
- struct_declarator_list:
- struct_declarator { $$ = append_declarator( NULL, $1 ); }
- | struct_declarator_list ',' struct_declarator
- { $$ = append_declarator( $1, $3 ); }
- ;
- init_declarator:
- declarator { $$ = $1; }
- | declarator '=' expr_const { $$ = $1; $1->var->eval = $3; }
- ;
- threading_type:
- tAPARTMENT { $$ = THREADING_APARTMENT; }
- | tNEUTRAL { $$ = THREADING_NEUTRAL; }
- | tSINGLE { $$ = THREADING_SINGLE; }
- | tFREE { $$ = THREADING_FREE; }
- | tBOTH { $$ = THREADING_BOTH; }
- ;
- pointer_type:
- tREF { $$ = RPC_FC_RP; }
- | tUNIQUE { $$ = RPC_FC_UP; }
- | tPTR { $$ = RPC_FC_FP; }
- ;
- structdef: tSTRUCT t_ident '{' fields '}' { $$ = type_new_struct($2, TRUE, $4); }
- ;
- type: tVOID { $$ = type_new_void(); }
- | aKNOWNTYPE { $$ = find_type_or_error($1, 0); }
- | base_type { $$ = $1; }
- | enumdef { $$ = $1; }
- | tENUM aIDENTIFIER { $$ = type_new_enum($2, FALSE, NULL); }
- | structdef { $$ = $1; }
- | tSTRUCT aIDENTIFIER { $$ = type_new_struct($2, FALSE, NULL); }
- | uniondef { $$ = $1; }
- | tUNION aIDENTIFIER { $$ = type_new_nonencapsulated_union($2, FALSE, NULL); }
- | tSAFEARRAY '(' type ')' { $$ = make_safearray($3); }
- ;
- typedef: tTYPEDEF m_attributes decl_spec declarator_list
- { reg_typedefs($3, $4, check_typedef_attrs($2));
- $$ = make_statement_typedef($4);
- }
- ;
- uniondef: tUNION t_ident '{' ne_union_fields '}'
- { $$ = type_new_nonencapsulated_union($2, TRUE, $4); }
- | tUNION t_ident
- tSWITCH '(' s_field ')'
- m_ident '{' cases '}' { $$ = type_new_encapsulated_union($2, $5, $7, $9); }
- ;
- version:
- aNUM { $$ = MAKEVERSION($1, 0); }
- | aNUM '.' aNUM { $$ = MAKEVERSION($1, $3); }
- ;
- %%
- static void decl_builtin_basic(const char *name, enum type_basic_type type)
- {
- type_t *t = type_new_basic(type);
- reg_type(t, name, 0);
- }
- static void decl_builtin_alias(const char *name, type_t *t)
- {
- reg_type(type_new_alias(t, name), name, 0);
- }
- void init_types(void)
- {
- decl_builtin_basic("byte", TYPE_BASIC_BYTE);
- decl_builtin_basic("wchar_t", TYPE_BASIC_WCHAR);
- decl_builtin_basic("float", TYPE_BASIC_FLOAT);
- decl_builtin_basic("double", TYPE_BASIC_DOUBLE);
- decl_builtin_basic("error_status_t", TYPE_BASIC_ERROR_STATUS_T);
- decl_builtin_basic("handle_t", TYPE_BASIC_HANDLE);
- decl_builtin_alias("boolean", type_new_basic(TYPE_BASIC_BYTE));
- }
- static str_list_t *append_str(str_list_t *list, char *str)
- {
- struct str_list_entry_t *entry;
- if (!str) return list;
- if (!list)
- {
- list = xmalloc( sizeof(*list) );
- list_init( list );
- }
- entry = xmalloc( sizeof(*entry) );
- entry->str = str;
- list_add_tail( list, &entry->entry );
- return list;
- }
- static attr_list_t *append_attr(attr_list_t *list, attr_t *attr)
- {
- attr_t *attr_existing;
- if (!attr) return list;
- if (!list)
- {
- list = xmalloc( sizeof(*list) );
- list_init( list );
- }
- LIST_FOR_EACH_ENTRY(attr_existing, list, attr_t, entry)
- if (attr_existing->type == attr->type)
- {
- parser_warning("duplicate attribute %s\n", get_attr_display_name(attr->type));
- /* use the last attribute, like MIDL does */
- list_remove(&attr_existing->entry);
- break;
- }
- list_add_tail( list, &attr->entry );
- return list;
- }
- static attr_list_t *move_attr(attr_list_t *dst, attr_list_t *src, enum attr_type type)
- {
- attr_t *attr;
- if (!src) return dst;
- LIST_FOR_EACH_ENTRY(attr, src, attr_t, entry)
- if (attr->type == type)
- {
- list_remove(&attr->entry);
- return append_attr(dst, attr);
- }
- return dst;
- }
- static attr_list_t *append_attr_list(attr_list_t *new_list, attr_list_t *old_list)
- {
- struct list *entry;
- if (!old_list) return new_list;
- while ((entry = list_head(old_list)))
- {
- attr_t *attr = LIST_ENTRY(entry, attr_t, entry);
- list_remove(entry);
- new_list = append_attr(new_list, attr);
- }
- return new_list;
- }
- static attr_list_t *dupattrs(const attr_list_t *list)
- {
- attr_list_t *new_list;
- const attr_t *attr;
- if (!list) return NULL;
- new_list = xmalloc( sizeof(*list) );
- list_init( new_list );
- LIST_FOR_EACH_ENTRY(attr, list, const attr_t, entry)
- {
- attr_t *new_attr = xmalloc(sizeof(*new_attr));
- *new_attr = *attr;
- list_add_tail(new_list, &new_attr->entry);
- }
- return new_list;
- }
- static decl_spec_t *make_decl_spec(type_t *type, decl_spec_t *left, decl_spec_t *right, attr_t *attr, enum storage_class stgclass)
- {
- decl_spec_t *declspec = left ? left : right;
- if (!declspec)
- {
- declspec = xmalloc(sizeof(*declspec));
- declspec->type = NULL;
- declspec->attrs = NULL;
- declspec->stgclass = STG_NONE;
- }
- declspec->type = type;
- if (left && declspec != left)
- {
- declspec->attrs = append_attr_list(declspec->attrs, left->attrs);
- if (declspec->stgclass == STG_NONE)
- declspec->stgclass = left->stgclass;
- else if (left->stgclass != STG_NONE)
- error_loc("only one storage class can be specified\n");
- assert(!left->type);
- free(left);
- }
- if (right && declspec != right)
- {
- declspec->attrs = append_attr_list(declspec->attrs, right->attrs);
- if (declspec->stgclass == STG_NONE)
- declspec->stgclass = right->stgclass;
- else if (right->stgclass != STG_NONE)
- error_loc("only one storage class can be specified\n");
- assert(!right->type);
- free(right);
- }
- declspec->attrs = append_attr(declspec->attrs, attr);
- if (declspec->stgclass == STG_NONE)
- declspec->stgclass = stgclass;
- else if (stgclass != STG_NONE)
- error_loc("only one storage class can be specified\n");
- /* apply attributes to type */
- if (type && declspec->attrs)
- {
- attr_list_t *attrs;
- declspec->type = duptype(type, 1);
- attrs = dupattrs(type->attrs);
- declspec->type->attrs = append_attr_list(attrs, declspec->attrs);
- declspec->attrs = NULL;
- }
- return declspec;
- }
- static attr_t *make_attr(enum attr_type type)
- {
- attr_t *a = xmalloc(sizeof(attr_t));
- a->type = type;
- a->u.ival = 0;
- return a;
- }
- static attr_t *make_attrv(enum attr_type type, unsigned int val)
- {
- attr_t *a = xmalloc(sizeof(attr_t));
- a->type = type;
- a->u.ival = val;
- return a;
- }
- static attr_t *make_attrp(enum attr_type type, void *val)
- {
- attr_t *a = xmalloc(sizeof(attr_t));
- a->type = type;
- a->u.pval = val;
- return a;
- }
- static expr_list_t *append_expr(expr_list_t *list, expr_t *expr)
- {
- if (!expr) return list;
- if (!list)
- {
- list = xmalloc( sizeof(*list) );
- list_init( list );
- }
- list_add_tail( list, &expr->entry );
- return list;
- }
- static array_dims_t *append_array(array_dims_t *list, expr_t *expr)
- {
- if (!expr) return list;
- if (!list)
- {
- list = xmalloc( sizeof(*list) );
- list_init( list );
- }
- list_add_tail( list, &expr->entry );
- return list;
- }
- static struct list type_pool = LIST_INIT(type_pool);
- typedef struct
- {
- type_t data;
- struct list link;
- } type_pool_node_t;
- type_t *alloc_type(void)
- {
- type_pool_node_t *node = xmalloc(sizeof *node);
- list_add_tail(&type_pool, &node->link);
- return &node->data;
- }
- void set_all_tfswrite(int val)
- {
- type_pool_node_t *node;
- LIST_FOR_EACH_ENTRY(node, &type_pool, type_pool_node_t, link)
- node->data.tfswrite = val;
- }
- void clear_all_offsets(void)
- {
- type_pool_node_t *node;
- LIST_FOR_EACH_ENTRY(node, &type_pool, type_pool_node_t, link)
- node->data.typestring_offset = node->data.ptrdesc = 0;
- }
- static void type_function_add_head_arg(type_t *type, var_t *arg)
- {
- if (!type->details.function->args)
- {
- type->details.function->args = xmalloc( sizeof(*type->details.function->args) );
- list_init( type->details.function->args );
- }
- list_add_head( type->details.function->args, &arg->entry );
- }
- static int is_allowed_range_type(const type_t *type)
- {
- switch (type_get_type(type))
- {
- case TYPE_ENUM:
- return TRUE;
- case TYPE_BASIC:
- switch (type_basic_get_type(type))
- {
- case TYPE_BASIC_INT8:
- case TYPE_BASIC_INT16:
- case TYPE_BASIC_INT32:
- case TYPE_BASIC_INT64:
- case TYPE_BASIC_INT:
- case TYPE_BASIC_INT3264:
- case TYPE_BASIC_BYTE:
- case TYPE_BASIC_CHAR:
- case TYPE_BASIC_WCHAR:
- case TYPE_BASIC_HYPER:
- return TRUE;
- case TYPE_BASIC_FLOAT:
- case TYPE_BASIC_DOUBLE:
- case TYPE_BASIC_ERROR_STATUS_T:
- case TYPE_BASIC_HANDLE:
- return FALSE;
- }
- return FALSE;
- default:
- return FALSE;
- }
- }
- static type_t *append_ptrchain_type(type_t *ptrchain, type_t *type)
- {
- type_t *ptrchain_type;
- if (!ptrchain)
- return type;
- for (ptrchain_type = ptrchain; type_pointer_get_ref(ptrchain_type); ptrchain_type = type_pointer_get_ref(ptrchain_type))
- ;
- assert(ptrchain_type->type_type == TYPE_POINTER);
- ptrchain_type->details.pointer.ref = type;
- return ptrchain;
- }
- static var_t *declare_var(attr_list_t *attrs, decl_spec_t *decl_spec, const declarator_t *decl,
- int top)
- {
- var_t *v = decl->var;
- expr_list_t *sizes = get_attrp(attrs, ATTR_SIZEIS);
- expr_list_t *lengs = get_attrp(attrs, ATTR_LENGTHIS);
- int sizeless;
- expr_t *dim;
- type_t **ptype;
- array_dims_t *arr = decl ? decl->array : NULL;
- type_t *func_type = decl ? decl->func_type : NULL;
- type_t *type = decl_spec->type;
-
- /* In case of a range attribute, duplicate the type to keep track of
- * the min/max values in the type format string */
- if(is_attr(attrs, ATTR_RANGE))
- type = duptype(type, 1);
- if (is_attr(type->attrs, ATTR_INLINE))
- {
- if (!func_type)
- error_loc("inline attribute applied to non-function type\n");
- else
- {
- type_t *t;
- /* move inline attribute from return type node to function node */
- for (t = func_type; is_ptr(t); t = type_pointer_get_ref(t))
- ;
- t->attrs = move_attr(t->attrs, type->attrs, ATTR_INLINE);
- }
- }
- /* add type onto the end of the pointers in pident->type */
- v->type = append_ptrchain_type(decl ? decl->type : NULL, type);
- v->stgclass = decl_spec->stgclass;
- v->attrs = attrs;
- /* check for pointer attribute being applied to non-pointer, non-array
- * type */
- if (!arr)
- {
- int ptr_attr = get_attrv(v->attrs, ATTR_POINTERTYPE);
- const type_t *ptr = NULL;
- /* pointer attributes on the left side of the type belong to the function
- * pointer, if one is being declared */
- type_t **pt = func_type ? &func_type : &v->type;
- for (ptr = *pt; ptr && !ptr_attr; )
- {
- ptr_attr = get_attrv(ptr->attrs, ATTR_POINTERTYPE);
- if (!ptr_attr && type_is_alias(ptr))
- ptr = type_alias_get_aliasee(ptr);
- else
- break;
- }
- if (is_ptr(ptr))
- {
- if (ptr_attr && ptr_attr != RPC_FC_UP &&
- type_get_type(type_pointer_get_ref(ptr)) == TYPE_INTERFACE)
- warning_loc_info(&v->loc_info,
- "%s: pointer attribute applied to interface "
- "pointer type has no effect\n", v->name);
- if (!ptr_attr && top && (*pt)->details.pointer.def_fc != RPC_FC_RP)
- {
- /* FIXME: this is a horrible hack to cope with the issue that we
- * store an offset to the typeformat string in the type object, but
- * two typeformat strings may be written depending on whether the
- * pointer is a toplevel parameter or not */
- *pt = duptype(*pt, 1);
- }
- }
- else if (ptr_attr)
- error_loc("%s: pointer attribute applied to non-pointer type\n", v->name);
- }
- if (is_attr(v->attrs, ATTR_STRING))
- {
- type_t *t = type;
- if (!is_ptr(v->type) && !arr)
- error_loc("'%s': [string] attribute applied to non-pointer, non-array type\n",
- v->name);
- while (is_ptr(t))
- t = type_pointer_get_ref(t);
- if (type_get_type(t) != TYPE_BASIC &&
- (get_basic_fc(t) != RPC_FC_CHAR &&
- get_basic_fc(t) != RPC_FC_BYTE &&
- get_basic_fc(t) != RPC_FC_WCHAR))
- {
- error_loc("'%s': [string] attribute is only valid on 'char', 'byte', or 'wchar_t' pointers and arrays\n",
- v->name);
- }
- }
- if (is_attr(v->attrs, ATTR_V1ENUM))
- {
- if (type_get_type_detect_alias(v->type) != TYPE_ENUM)
- error_loc("'%s': [v1_enum] attribute applied to non-enum type\n", v->name);
- }
- if (is_attr(v->attrs, ATTR_RANGE) && !is_allowed_range_type(v->type))
- error_loc("'%s': [range] attribute applied to non-integer type\n",
- v->name);
- ptype = &v->type;
- sizeless = FALSE;
- if (arr) LIST_FOR_EACH_ENTRY_REV(dim, arr, expr_t, entry)
- {
- if (sizeless)
- error_loc("%s: only the first array dimension can be unspecified\n", v->name);
- if (dim->is_const)
- {
- if (dim->cval <= 0)
- error_loc("%s: array dimension must be positive\n", v->name);
- /* FIXME: should use a type_memsize that allows us to pass in a pointer size */
- if (0)
- {
- unsigned int size = type_memsize(v->type);
- if (0xffffffffu / size < dim->cval)
- error_loc("%s: total array size is too large\n", v->name);
- }
- }
- else
- sizeless = TRUE;
- *ptype = type_new_array(NULL, *ptype, FALSE,
- dim->is_const ? dim->cval : 0,
- dim->is_const ? NULL : dim, NULL,
- pointer_default);
- }
- ptype = &v->type;
- if (sizes) LIST_FOR_EACH_ENTRY(dim, sizes, expr_t, entry)
- {
- if (dim->type != EXPR_VOID)
- {
- if (is_array(*ptype))
- {
- if (!type_array_get_conformance(*ptype) ||
- type_array_get_conformance(*ptype)->type != EXPR_VOID)
- error_loc("%s: cannot specify size_is for an already sized array\n", v->name);
- else
- *ptype = type_new_array((*ptype)->name,
- type_array_get_element(*ptype), FALSE,
- 0, dim, NULL, 0);
- }
- else if (is_ptr(*ptype))
- *ptype = type_new_array((*ptype)->name, type_pointer_get_ref(*ptype), TRUE,
- 0, dim, NULL, pointer_default);
- else
- error_loc("%s: size_is attribute applied to illegal type\n", v->name);
- }
- if (is_ptr(*ptype))
- ptype = &(*ptype)->details.pointer.ref;
- else if (is_array(*ptype))
- ptype = &(*ptype)->details.array.elem;
- else
- error_loc("%s: too many expressions in size_is attribute\n", v->name);
- }
- ptype = &v->type;
- if (lengs) LIST_FOR_EACH_ENTRY(dim, lengs, expr_t, entry)
- {
- if (dim->type != EXPR_VOID)
- {
- if (is_array(*ptype))
- {
- *ptype = type_new_array((*ptype)->name,
- type_array_get_element(*ptype),
- type_array_is_decl_as_ptr(*ptype),
- type_array_get_dim(*ptype),
- type_array_get_conformance(*ptype),
- dim, type_array_get_ptr_default_fc(*ptype));
- }
- else
- error_loc("%s: length_is attribute applied to illegal type\n", v->name);
- }
- if (is_ptr(*ptype))
- ptype = &(*ptype)->details.pointer.ref;
- else if (is_array(*ptype))
- ptype = &(*ptype)->details.array.elem;
- else
- error_loc("%s: too many expressions in length_is attribute\n", v->name);
- }
- /* v->type is currently pointing to the type on the left-side of the
- * declaration, so we need to fix this up so that it is the return type of the
- * function and make v->type point to the function side of the declaration */
- if (func_type)
- {
- type_t *ft, *t;
- type_t *return_type = v->type;
- v->type = func_type;
- for (ft = v->type; is_ptr(ft); ft = type_pointer_get_ref(ft))
- ;
- assert(type_get_type_detect_alias(ft) == TYPE_FUNCTION);
- ft->details.function->rettype = return_type;
- /* move calling convention attribute, if present, from pointer nodes to
- * function node */
- for (t = v->type; is_ptr(t); t = type_pointer_get_ref(t))
- ft->attrs = move_attr(ft->attrs, t->attrs, ATTR_CALLCONV);
- }
- else
- {
- type_t *t;
- for (t = v->type; is_ptr(t); t = type_pointer_get_ref(t))
- if (is_attr(t->attrs, ATTR_CALLCONV))
- error_loc("calling convention applied to non-function-pointer type\n");
- }
- if (decl->bits)
- v->type = type_new_bitfield(v->type, decl->bits);
- return v;
- }
- static var_list_t *set_var_types(attr_list_t *attrs, decl_spec_t *decl_spec, declarator_list_t *decls)
- {
- declarator_t *decl, *next;
- var_list_t *var_list = NULL;
- LIST_FOR_EACH_ENTRY_SAFE( decl, next, decls, declarator_t, entry )
- {
- var_t *var = declare_var(attrs, decl_spec, decl, 0);
- var_list = append_var(var_list, var);
- free(decl);
- }
- free(decl_spec);
- return var_list;
- }
- static ifref_list_t *append_ifref(ifref_list_t *list, ifref_t *iface)
- {
- if (!iface) return list;
- if (!list)
- {
- list = xmalloc( sizeof(*list) );
- list_init( list );
- }
- list_add_tail( list, &iface->entry );
- return list;
- }
- static ifref_t *make_ifref(type_t *iface)
- {
- ifref_t *l = xmalloc(sizeof(ifref_t));
- l->iface = iface;
- l->attrs = NULL;
- return l;
- }
- var_list_t *append_var(var_list_t *list, var_t *var)
- {
- if (!var) return list;
- if (!list)
- {
- list = xmalloc( sizeof(*list) );
- list_init( list );
- }
- list_add_tail( list, &var->entry );
- return list;
- }
- static var_list_t *append_var_list(var_list_t *list, var_list_t *vars)
- {
- if (!vars) return list;
- if (!list)
- {
- list = xmalloc( sizeof(*list) );
- list_init( list );
- }
- list_move_tail( list, vars );
- return list;
- }
- var_t *make_var(char *name)
- {
- var_t *v = xmalloc(sizeof(var_t));
- v->name = name;
- v->type = NULL;
- v->attrs = NULL;
- v->eval = NULL;
- v->stgclass = STG_NONE;
- init_loc_info(&v->loc_info);
- return v;
- }
- static declarator_list_t *append_declarator(declarator_list_t *list, declarator_t *d)
- {
- if (!d) return list;
- if (!list) {
- list = xmalloc(sizeof(*list));
- list_init(list);
- }
- list_add_tail(list, &d->entry);
- return list;
- }
- static declarator_t *make_declarator(var_t *var)
- {
- declarator_t *d = xmalloc(sizeof(*d));
- d->var = var ? var : make_var(NULL);
- d->type = NULL;
- d->func_type = NULL;
- d->array = NULL;
- d->bits = NULL;
- return d;
- }
- static type_t *make_safearray(type_t *type)
- {
- return type_new_array(NULL, type_new_alias(type, "SAFEARRAY"), TRUE, 0,
- NULL, NULL, RPC_FC_RP);
- }
- static typelib_t *make_library(const char *name, const attr_list_t *attrs)
- {
- typelib_t *typelib = xmalloc(sizeof(*typelib));
- typelib->name = xstrdup(name);
- typelib->attrs = attrs;
- list_init( &typelib->importlibs );
- return typelib;
- }
- #define HASHMAX 64
- static int hash_ident(const char *name)
- {
- const char *p = name;
- int sum = 0;
- /* a simple sum hash is probably good enough */
- while (*p) {
- sum += *p;
- p++;
- }
- return sum & (HASHMAX-1);
- }
- /***** type repository *****/
- struct rtype {
- const char *name;
- type_t *type;
- int t;
- struct rtype *next;
- };
- struct rtype *type_hash[HASHMAX];
- type_t *reg_type(type_t *type, const char *name, int t)
- {
- struct rtype *nt;
- int hash;
- if (!name) {
- error_loc("registering named type without name\n");
- return type;
- }
- hash = hash_ident(name);
- nt = xmalloc(sizeof(struct rtype));
- nt->name = name;
- nt->type = type;
- nt->t = t;
- nt->next = type_hash[hash];
- type_hash[hash] = nt;
- if ((t == tsSTRUCT || t == tsUNION))
- fix_incomplete_types(type);
- return type;
- }
- static int is_incomplete(const type_t *t)
- {
- return !t->defined &&
- (type_get_type_detect_alias(t) == TYPE_STRUCT ||
- type_get_type_detect_alias(t) == TYPE_UNION ||
- type_get_type_detect_alias(t) == TYPE_ENCAPSULATED_UNION);
- }
- void add_incomplete(type_t *t)
- {
- struct typenode *tn = xmalloc(sizeof *tn);
- tn->type = t;
- list_add_tail(&incomplete_types, &tn->entry);
- }
- static void fix_type(type_t *t)
- {
- if (type_is_alias(t) && is_incomplete(t)) {
- type_t *ot = type_alias_get_aliasee(t);
- fix_type(ot);
- if (type_get_type_detect_alias(ot) == TYPE_STRUCT ||
- type_get_type_detect_alias(ot) == TYPE_UNION ||
- type_get_type_detect_alias(ot) == TYPE_ENCAPSULATED_UNION)
- t->details.structure = ot->details.structure;
- t->defined = ot->defined;
- }
- }
- static void fix_incomplete(void)
- {
- struct typenode *tn, *next;
- LIST_FOR_EACH_ENTRY_SAFE(tn, next, &incomplete_types, struct typenode, entry) {
- fix_type(tn->type);
- list_remove(&tn->entry);
- free(tn);
- }
- }
- static void fix_incomplete_types(type_t *complete_type)
- {
- struct typenode *tn, *next;
- LIST_FOR_EACH_ENTRY_SAFE(tn, next, &incomplete_types, struct typenode, entry)
- {
- if (type_is_equal(complete_type, tn->type))
- {
- tn->type->details.structure = complete_type->details.structure;
- list_remove(&tn->entry);
- free(tn);
- }
- }
- }
- static type_t *reg_typedefs(decl_spec_t *decl_spec, declarator_list_t *decls, attr_list_t *attrs)
- {
- const declarator_t *decl;
- type_t *type = decl_spec->type;
- /* We must generate names for tagless enum, struct or union.
- Typedef-ing a tagless enum, struct or union means we want the typedef
- to be included in a library hence the public attribute. */
- if ((type_get_type_detect_alias(type) == TYPE_ENUM ||
- type_get_type_detect_alias(type) == TYPE_STRUCT ||
- type_get_type_detect_alias(type) == TYPE_UNION ||
- type_get_type_detect_alias(type) == TYPE_ENCAPSULATED_UNION) &&
- !type->name && !parse_only)
- {
- if (! is_attr(attrs, ATTR_PUBLIC))
- attrs = append_attr( attrs, make_attr(ATTR_PUBLIC) );
- type->name = gen_name();
- }
- else if (is_attr(attrs, ATTR_UUID) && !is_attr(attrs, ATTR_PUBLIC))
- attrs = append_attr( attrs, make_attr(ATTR_PUBLIC) );
- /* Append the SWITCHTYPE attribute to a non-encapsulated union if it does not already have it. */
- if (type_get_type_detect_alias(type) == TYPE_UNION &&
- is_attr(attrs, ATTR_SWITCHTYPE) &&
- !is_attr(type->attrs, ATTR_SWITCHTYPE))
- type->attrs = append_attr(type->attrs, make_attrp(ATTR_SWITCHTYPE, get_attrp(attrs, ATTR_SWITCHTYPE)));
- LIST_FOR_EACH_ENTRY( decl, decls, const declarator_t, entry )
- {
- if (decl->var->name) {
- type_t *cur;
- var_t *name;
- cur = find_type(decl->var->name, 0);
- if (cur)
- error_loc("%s: redefinition error; original definition was at %s:%d\n",
- cur->name, cur->loc_info.input_name,
- cur->loc_info.line_number);
- name = declare_var(attrs, decl_spec, decl, 0);
- cur = type_new_alias(name->type, name->name);
- cur->attrs = attrs;
- if (is_incomplete(cur))
- add_incomplete(cur);
- reg_type(cur, cur->name, 0);
- }
- }
- return type;
- }
- type_t *find_type(const char *name, int t)
- {
- struct rtype *cur = type_hash[hash_ident(name)];
- while (cur && (cur->t != t || strcmp(cur->name, name)))
- cur = cur->next;
- return cur ? cur->type : NULL;
- }
- static type_t *find_type_or_error(const char *name, int t)
- {
- type_t *type = find_type(name, t);
- if (!type) {
- error_loc("type '%s' not found\n", name);
- return NULL;
- }
- return type;
- }
- static type_t *find_type_or_error2(char *name, int t)
- {
- type_t *tp = find_type_or_error(name, t);
- free(name);
- return tp;
- }
- int is_type(const char *name)
- {
- return find_type(name, 0) != NULL;
- }
- type_t *get_type(enum type_type type, char *name, int t)
- {
- type_t *tp;
- if (name) {
- tp = find_type(name, t);
- if (tp) {
- free(name);
- return tp;
- }
- }
- tp = make_type(type);
- tp->name = name;
- if (!name) return tp;
- return reg_type(tp, name, t);
- }
- /***** constant repository *****/
- struct rconst {
- char *name;
- var_t *var;
- struct rconst *next;
- };
- struct rconst *const_hash[HASHMAX];
- static var_t *reg_const(var_t *var)
- {
- struct rconst *nc;
- int hash;
- if (!var->name) {
- error_loc("registering constant without name\n");
- return var;
- }
- hash = hash_ident(var->name);
- nc = xmalloc(sizeof(struct rconst));
- nc->name = var->name;
- nc->var = var;
- nc->next = const_hash[hash];
- const_hash[hash] = nc;
- return var;
- }
- var_t *find_const(const char *name, int f)
- {
- struct rconst *cur = const_hash[hash_ident(name)];
- while (cur && strcmp(cur->name, name))
- cur = cur->next;
- if (!cur) {
- if (f) error_loc("constant '%s' not found\n", name);
- return NULL;
- }
- return cur->var;
- }
- static char *gen_name(void)
- {
- static const char format[] = "__WIDL_%s_generated_name_%08lX";
- static unsigned long n = 0;
- static const char *file_id;
- static size_t size;
- char *name;
- if (! file_id)
- {
- char *dst = dup_basename(input_name, ".idl");
- file_id = dst;
- for (; *dst; ++dst)
- if (! isalnum((unsigned char) *dst))
- *dst = '_';
- size = sizeof format - 7 + strlen(file_id) + 8;
- }
- name = xmalloc(size);
- sprintf(name, format, file_id, n++);
- return name;
- }
- struct allowed_attr
- {
- unsigned int dce_compatible : 1;
- unsigned int acf : 1;
- unsigned int on_interface : 1;
- unsigned int on_function : 1;
- unsigned int on_arg : 1;
- unsigned int on_type : 1;
- unsigned int on_enum : 1;
- unsigned int on_struct : 1;
- unsigned int on_union : 1;
- unsigned int on_field : 1;
- unsigned int on_library : 1;
- unsigned int on_dispinterface : 1;
- unsigned int on_module : 1;
- unsigned int on_coclass : 1;
- const char *display_name;
- };
- struct allowed_attr allowed_attr[] =
- {
- /* attr { D ACF I Fn ARG T En St Un Fi L DI M C <display name> } */
- /* ATTR_AGGREGATABLE */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, "aggregatable" },
- /* ATTR_ANNOTATION */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, "annotation" },
- /* ATTR_APPOBJECT */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, "appobject" },
- /* ATTR_ASYNC */ { 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "async" },
- /* ATTR_AUTO_HANDLE */ { 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "auto_handle" },
- /* ATTR_BINDABLE */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "bindable" },
- /* ATTR_BROADCAST */ { 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "broadcast" },
- /* ATTR_CALLAS */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "call_as" },
- /* ATTR_CALLCONV */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, NULL },
- /* ATTR_CASE */ { 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, "case" },
- /* ATTR_CODE */ { 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "code" },
- /* ATTR_COMMSTATUS */ { 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, "comm_status" },
- /* ATTR_CONST */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "const" },
- /* ATTR_CONTEXTHANDLE */ { 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, "context_handle" },
- /* ATTR_CONTROL */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, "control" },
- /* ATTR_DECODE */ { 0, 0, 1, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, "decode" },
- /* ATTR_DEFAULT */ { 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, "default" },
- /* ATTR_DEFAULTBIND */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "defaultbind" },
- /* ATTR_DEFAULTCOLLELEM */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "defaultcollelem" },
- /* ATTR_DEFAULTVALUE */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, "defaultvalue" },
- /* ATTR_DEFAULTVTABLE */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, "defaultvtable" },
- /* ATTR_DISABLECONSISTENCYCHECK */{ 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, "disable_consistency_check" },
- /* ATTR_DISPINTERFACE */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, NULL },
- /* ATTR_DISPLAYBIND */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "displaybind" },
- /* ATTR_DLLNAME */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, "dllname" },
- /* ATTR_DUAL */ { 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "dual" },
- /* ATTR_ENABLEALLOCATE */ { 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "enable_allocate" },
- /* ATTR_ENCODE */ { 0, 0, 1, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, "encode" },
- /* ATTR_ENDPOINT */ { 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "endpoint" },
- /* ATTR_ENTRY */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "entry" },
- /* ATTR_EXPLICIT_HANDLE */ { 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "explicit_handle" },
- /* ATTR_FAULTSTATUS */ { 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, "fault_status" },
- /* ATTR_FORCEALLOCATE */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, "force_allocate" },
- /* ATTR_HANDLE */ { 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, "handle" },
- /* ATTR_HELPCONTEXT */ { 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 1, 1, 1, 1, "helpcontext" },
- /* ATTR_HELPFILE */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, "helpfile" },
- /* ATTR_HELPSTRING */ { 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 1, 1, 1, 1, "helpstring" },
- /* ATTR_HELPSTRINGCONTEXT */ { 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 1, 1, 1, 1, "helpstringcontext" },
- /* ATTR_HELPSTRINGDLL */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, "helpstringdll" },
- /* ATTR_HIDDEN */ { 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 1, 1, 0, 1, "hidden" },
- /* ATTR_ID */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, "id" },
- /* ATTR_IDEMPOTENT */ { 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "idempotent" },
- /* ATTR_IGNORE */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, "ignore" },
- /* ATTR_IIDIS */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, "iid_is" },
- /* ATTR_IMMEDIATEBIND */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "immediatebind" },
- /* ATTR_IMPLICIT_HANDLE */ { 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "implicit_handle" },
- /* ATTR_IN */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, "in" },
- /* ATTR_INLINE */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "inline" },
- /* ATTR_INPUTSYNC */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "inputsync" },
- /* ATTR_LENGTHIS */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, "length_is" },
- /* ATTR_LIBLCID */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, "lcid" },
- /* ATTR_LICENSED */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, "licensed" },
- /* ATTR_LOCAL */ { 1, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "local" },
- /* ATTR_MAYBE */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "maybe" },
- /* ATTR_MESSAGE */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "message" },
- /* ATTR_NOCODE */ { 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "nocode" },
- /* ATTR_NONBROWSABLE */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "nonbrowsable" },
- /* ATTR_NONCREATABLE */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, "noncreatable" },
- /* ATTR_NONEXTENSIBLE */ { 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "nonextensible" },
- /* ATTR_NOTIFY */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "notify" },
- /* ATTR_NOTIFYFLAG */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "notify_flag" },
- /* ATTR_OBJECT */ { 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "object" },
- /* ATTR_ODL */ { 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, "odl" },
- /* ATTR_OLEAUTOMATION */ { 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "oleautomation" },
- /* ATTR_OPTIMIZE */ { 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "optimize" },
- /* ATTR_OPTIONAL */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, "optional" },
- /* ATTR_OUT */ { 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, "out" },
- /* ATTR_PARAMLCID */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, "lcid" },
- /* ATTR_PARTIALIGNORE */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, "partial_ignore" },
- /* ATTR_POINTERDEFAULT */ { 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "pointer_default" },
- /* ATTR_POINTERTYPE */ { 1, 0, 0, 0, 1, 1, 0, 0, 0, 1, 0, 0, 0, 0, "ref, unique or ptr" },
- /* ATTR_PROGID */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, "progid" },
- /* ATTR_PROPGET */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "propget" },
- /* ATTR_PROPPUT */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "propput" },
- /* ATTR_PROPPUTREF */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "propputref" },
- /* ATTR_PROXY */ { 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "proxy" },
- /* ATTR_PUBLIC */ { 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, "public" },
- /* ATTR_RANGE */ { 0, 0, 0, 0, 1, 1, 1, 0, 0, 1, 0, 0, 0, 0, "range" },
- /* ATTR_READONLY */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, "readonly" },
- /* ATTR_REPRESENTAS */ { 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, "represent_as" },
- /* ATTR_REQUESTEDIT */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "requestedit" },
- /* ATTR_RESTRICTED */ { 0, 0, 1, 1, 0, 1, 1, 1, 0, 0, 1, 1, 1, 0, "restricted" },
- /* ATTR_RETVAL */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, "retval" },
- /* ATTR_SIZEIS */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, "size_is" },
- /* ATTR_SOURCE */ { 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, "source" },
- /* ATTR_STRICTCONTEXTHANDLE */ { 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "strict_context_handle" },
- /* ATTR_STRING */ { 1, 0, 0, 1, 1, 1, 0, 0, 0, 1, 0, 0, 0, 0, "string" },
- /* ATTR_SWITCHIS */ { 1, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, "switch_is" },
- /* ATTR_SWITCHTYPE */ { 1, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, "switch_type" },
- /* ATTR_THREADING */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, "threading" },
- /* ATTR_TRANSMITAS */ { 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, "transmit_as" },
- /* ATTR_UIDEFAULT */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "uidefault" },
- /* ATTR_USESGETLASTERROR */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "usesgetlasterror" },
- /* ATTR_USERMARSHAL */ { 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, "user_marshal" },
- /* ATTR_UUID */ { 1, 0, 1, 0, 0, 1, 1, 0, 0, 0, 1, 1, 1, 1, "uuid" },
- /* ATTR_V1ENUM */ { 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, "v1_enum" },
- /* ATTR_VARARG */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "vararg" },
- /* ATTR_VERSION */ { 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, "version" },
- /* ATTR_VIPROGID */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, "vi_progid" },
- /* ATTR_WIREMARSHAL */ { 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, "wire_marshal" },
- };
- const char *get_attr_display_name(enum attr_type type)
- {
- return allowed_attr[type].display_name;
- }
- static attr_list_t *check_iface_attrs(const char *name, attr_list_t *attrs)
- {
- const attr_t *attr;
- if (!attrs) return attrs;
- LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
- {
- if (!allowed_attr[attr->type].on_interface)
- error_loc("inapplicable attribute %s for interface %s\n",
- allowed_attr[attr->type].display_name, name);
- if (attr->type == ATTR_IMPLICIT_HANDLE)
- {
- const var_t *var = attr->u.pval;
- if (type_get_type( var->type) == TYPE_BASIC &&
- type_basic_get_type( var->type ) == TYPE_BASIC_HANDLE)
- continue;
- if (is_aliaschain_attr( var->type, ATTR_HANDLE ))
- continue;
- error_loc("attribute %s requires a handle type in interface %s\n",
- allowed_attr[attr->type].display_name, name);
- }
- }
- return attrs;
- }
- static attr_list_t *check_function_attrs(const char *name, attr_list_t *attrs)
- {
- const attr_t *attr;
- if (!attrs) return attrs;
- LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
- {
- if (!allowed_attr[attr->type].on_function)
- error_loc("inapplicable attribute %s for function %s\n",
- allowed_attr[attr->type].display_name, name);
- }
- return attrs;
- }
- static void check_arg_attrs(const var_t *arg)
- {
- const attr_t *attr;
- if (arg->attrs)
- {
- LIST_FOR_EACH_ENTRY(attr, arg->attrs, const attr_t, entry)
- {
- if (!allowed_attr[attr->type].on_arg)
- error_loc("inapplicable attribute %s for argument %s\n",
- allowed_attr[attr->type].display_name, arg->name);
- }
- }
- }
- static attr_list_t *check_typedef_attrs(attr_list_t *attrs)
- {
- const attr_t *attr;
- if (!attrs) return attrs;
- LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
- {
- if (!allowed_attr[attr->type].on_type)
- error_loc("inapplicable attribute %s for typedef\n",
- allowed_attr[attr->type].display_name);
- }
- return attrs;
- }
- static attr_list_t *check_enum_attrs(attr_list_t *attrs)
- {
- const attr_t *attr;
- if (!attrs) return attrs;
- LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
- {
- if (!allowed_attr[attr->type].on_enum)
- error_loc("inapplicable attribute %s for enum\n",
- allowed_attr[attr->type].display_name);
- }
- return attrs;
- }
- static attr_list_t *check_struct_attrs(attr_list_t *attrs)
- {
- const attr_t *attr;
- if (!attrs) return attrs;
- LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
- {
- if (!allowed_attr[attr->type].on_struct)
- error_loc("inapplicable attribute %s for struct\n",
- allowed_attr[attr->type].display_name);
- }
- return attrs;
- }
- static attr_list_t *check_union_attrs(attr_list_t *attrs)
- {
- const attr_t *attr;
- if (!attrs) return attrs;
- LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
- {
- if (!allowed_attr[attr->type].on_union)
- error_loc("inapplicable attribute %s for union\n",
- allowed_attr[attr->type].display_name);
- }
- return attrs;
- }
- static attr_list_t *check_field_attrs(const char *name, attr_list_t *attrs)
- {
- const attr_t *attr;
- if (!attrs) return attrs;
- LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
- {
- if (!allowed_attr[attr->type].on_field)
- error_loc("inapplicable attribute %s for field %s\n",
- allowed_attr[attr->type].display_name, name);
- }
- return attrs;
- }
- static attr_list_t *check_library_attrs(const char *name, attr_list_t *attrs)
- {
- const attr_t *attr;
- if (!attrs) return attrs;
- LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
- {
- if (!allowed_attr[attr->type].on_library)
- error_loc("inapplicable attribute %s for library %s\n",
- allowed_attr[attr->type].display_name, name);
- }
- return attrs;
- }
- static attr_list_t *check_dispiface_attrs(const char *name, attr_list_t *attrs)
- {
- const attr_t *attr;
- if (!attrs) return attrs;
- LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
- {
- if (!allowed_attr[attr->type].on_dispinterface)
- error_loc("inapplicable attribute %s for dispinterface %s\n",
- allowed_attr[attr->type].display_name, name);
- }
- return attrs;
- }
- static attr_list_t *check_module_attrs(const char *name, attr_list_t *attrs)
- {
- const attr_t *attr;
- if (!attrs) return attrs;
- LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
- {
- if (!allowed_attr[attr->type].on_module)
- error_loc("inapplicable attribute %s for module %s\n",
- allowed_attr[attr->type].display_name, name);
- }
- return attrs;
- }
- static attr_list_t *check_coclass_attrs(const char *name, attr_list_t *attrs)
- {
- const attr_t *attr;
- if (!attrs) return attrs;
- LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
- {
- if (!allowed_attr[attr->type].on_coclass)
- error_loc("inapplicable attribute %s for coclass %s\n",
- allowed_attr[attr->type].display_name, name);
- }
- return attrs;
- }
- static int is_allowed_conf_type(const type_t *type)
- {
- switch (type_get_type(type))
- {
- case TYPE_ENUM:
- return TRUE;
- case TYPE_BASIC:
- switch (type_basic_get_type(type))
- {
- case TYPE_BASIC_INT8:
- case TYPE_BASIC_INT16:
- case TYPE_BASIC_INT32:
- case TYPE_BASIC_INT64:
- case TYPE_BASIC_INT:
- case TYPE_BASIC_CHAR:
- case TYPE_BASIC_HYPER:
- case TYPE_BASIC_BYTE:
- case TYPE_BASIC_WCHAR:
- return TRUE;
- default:
- return FALSE;
- }
- case TYPE_ALIAS:
- /* shouldn't get here because of type_get_type call above */
- assert(0);
- /* fall through */
- case TYPE_STRUCT:
- case TYPE_UNION:
- case TYPE_ENCAPSULATED_UNION:
- case TYPE_ARRAY:
- case TYPE_POINTER:
- case TYPE_VOID:
- case TYPE_MODULE:
- case TYPE_COCLASS:
- case TYPE_FUNCTION:
- case TYPE_INTERFACE:
- case TYPE_BITFIELD:
- return FALSE;
- }
- return FALSE;
- }
- static int is_ptr_guid_type(const type_t *type)
- {
- /* first, make sure it is a pointer to something */
- if (!is_ptr(type)) return FALSE;
- /* second, make sure it is a pointer to something of size sizeof(GUID),
- * i.e. 16 bytes */
- return (type_memsize(type_pointer_get_ref(type)) == 16);
- }
- static void check_conformance_expr_list(const char *attr_name, const var_t *arg, const type_t *container_type, expr_list_t *expr_list)
- {
- expr_t *dim;
- struct expr_loc expr_loc;
- expr_loc.v = arg;
- expr_loc.attr = attr_name;
- if (expr_list) LIST_FOR_EACH_ENTRY(dim, expr_list, expr_t, entry)
- {
- if (dim->type != EXPR_VOID)
- {
- const type_t *expr_type = expr_resolve_type(&expr_loc, container_type, dim);
- if (!is_allowed_conf_type(expr_type))
- error_loc_info(&arg->loc_info, "expression must resolve to integral type <= 32bits for attribute %s\n",
- attr_name);
- }
- }
- }
- static void check_remoting_fields(const var_t *var, type_t *type);
- /* checks that properties common to fields and arguments are consistent */
- static void check_field_common(const type_t *container_type,
- const char *container_name, const var_t *arg)
- {
- type_t *type = arg->type;
- int more_to_do;
- const char *container_type_name;
- const char *var_type;
- switch (type_get_type(container_type))
- {
- case TYPE_STRUCT:
- container_type_name = "struct";
- var_type = "field";
- break;
- case TYPE_UNION:
- container_type_name = "union";
- var_type = "arm";
- break;
- case TYPE_ENCAPSULATED_UNION:
- container_type_name = "encapsulated union";
- var_type = "arm";
- break;
- case TYPE_FUNCTION:
- container_type_name = "function";
- var_type = "parameter";
- break;
- default:
- /* should be no other container types */
- assert(0);
- return;
- }
- if (is_attr(arg->attrs, ATTR_LENGTHIS) &&
- (is_attr(arg->attrs, ATTR_STRING) || is_aliaschain_attr(arg->type, ATTR_STRING)))
- error_loc_info(&arg->loc_info,
- "string and length_is specified for argument %s are mutually exclusive attributes\n",
- arg->name);
- if (is_attr(arg->attrs, ATTR_SIZEIS))
- {
- expr_list_t *size_is_exprs = get_attrp(arg->attrs, ATTR_SIZEIS);
- check_conformance_expr_list("size_is", arg, container_type, size_is_exprs);
- }
- if (is_attr(arg->attrs, ATTR_LENGTHIS))
- {
- expr_list_t *length_is_exprs = get_attrp(arg->attrs, ATTR_LENGTHIS);
- check_conformance_expr_list("length_is", arg, container_type, length_is_exprs);
- }
- if (is_attr(arg->attrs, ATTR_IIDIS))
- {
- struct expr_loc expr_loc;
- expr_t *expr = get_attrp(arg->attrs, ATTR_IIDIS);
- if (expr->type != EXPR_VOID)
- {
- const type_t *expr_type;
- expr_loc.v = arg;
- expr_loc.attr = "iid_is";
- expr_type = expr_resolve_type(&expr_loc, container_type, expr);
- if (!expr_type || !is_ptr_guid_type(expr_type))
- error_loc_info(&arg->loc_info, "expression must resolve to pointer to GUID type for attribute iid_is\n");
- }
- }
- if (is_attr(arg->attrs, ATTR_SWITCHIS))
- {
- struct expr_loc expr_loc;
- expr_t *expr = get_attrp(arg->attrs, ATTR_SWITCHIS);
- if (expr->type != EXPR_VOID)
- {
- const type_t *expr_type;
- expr_loc.v = arg;
- expr_loc.attr = "switch_is";
- expr_type = expr_resolve_type(&expr_loc, container_type, expr);
- if (!expr_type || !is_allowed_conf_type(expr_type))
- error_loc_info(&arg->loc_info, "expression must resolve to integral type <= 32bits for attribute %s\n",
- expr_loc.attr);
- }
- }
- do
- {
- more_to_do = FALSE;
- switch (typegen_detect_type(type, arg->attrs, TDT_IGNORE_STRINGS))
- {
- case TGT_STRUCT:
- case TGT_UNION:
- check_remoting_fields(arg, type);
- break;
- case TGT_INVALID:
- {
- const char *reason = "is invalid";
- switch (type_get_type(type))
- {
- case TYPE_VOID:
- reason = "cannot derive from void *";
- break;
- case TYPE_FUNCTION:
- reason = "cannot be a function pointer";
- break;
- case TYPE_BITFIELD:
- reason = "cannot be a bit-field";
- break;
- case TYPE_COCLASS:
- reason = "cannot be a class";
- break;
- case TYPE_INTERFACE:
- reason = "cannot be a non-pointer to an interface";
- break;
- case TYPE_MODULE:
- reason = "cannot be a module";
- break;
- default:
- break;
- }
- error_loc_info(&arg->loc_info, "%s \'%s\' of %s \'%s\' %s\n",
- var_type, arg->name, container_type_name, container_name, reason);
- break;
- }
- case TGT_CTXT_HANDLE:
- case TGT_CTXT_HANDLE_POINTER:
- if (type_get_type(container_type) != TYPE_FUNCTION)
- error_loc_info(&arg->loc_info,
- "%s \'%s\' of %s \'%s\' cannot be a context handle\n",
- var_type, arg->name, container_type_name,
- container_name);
- break;
- case TGT_STRING:
- {
- const type_t *t = type;
- while (is_ptr(t))
- t = type_pointer_get_ref(t);
- if (is_aliaschain_attr(t, ATTR_RANGE))
- warning_loc_info(&arg->loc_info, "%s: range not verified for a string of ranged types\n", arg->name);
- break;
- }
- case TGT_POINTER:
- type = type_pointer_get_ref(type);
- more_to_do = TRUE;
- break;
- case TGT_ARRAY:
- type = type_array_get_element(type);
- more_to_do = TRUE;
- break;
- case TGT_USER_TYPE:
- case TGT_IFACE_POINTER:
- case TGT_BASIC:
- case TGT_ENUM:
- case TGT_RANGE:
- /* nothing to do */
- break;
- }
- } while (more_to_do);
- }
- static void check_remoting_fields(const var_t *var, type_t *type)
- {
- const var_t *field;
- const var_list_t *fields = NULL;
- type = type_get_real_type(type);
- if (type->checked)
- return;
- type->checked = TRUE;
- if (type_get_type(type) == TYPE_STRUCT)
- {
- if (type_is_complete(type))
- fields = type_struct_get_fields(type);
- else
- error_loc_info(&var->loc_info, "undefined type declaration %s\n", type->name);
- }
- else if (type_get_type(type) == TYPE_UNION || type_get_type(type) == TYPE_ENCAPSULATED_UNION)
- fields = type_union_get_cases(type);
- if (fields) LIST_FOR_EACH_ENTRY( field, fields, const var_t, entry )
- if (field->type) check_field_common(type, type->name, field);
- }
- /* checks that arguments for a function make sense for marshalling and unmarshalling */
- static void check_remoting_args(const var_t *func)
- {
- const char *funcname = func->name;
- const var_t *arg;
- if (func->type->details.function->args) LIST_FOR_EACH_ENTRY( arg, func->type->details.function->args, const var_t, entry )
- {
- const type_t *type = arg->type;
- /* check that [out] parameters have enough pointer levels */
- if (is_attr(arg->attrs, ATTR_OUT))
- {
- switch (typegen_detect_type(type, arg->attrs, TDT_ALL_TYPES))
- {
- case TGT_BASIC:
- case TGT_ENUM:
- case TGT_RANGE:
- case TGT_STRUCT:
- case TGT_UNION:
- case TGT_CTXT_HANDLE:
- case TGT_USER_TYPE:
- error_loc_info(&arg->loc_info, "out parameter \'%s\' of function \'%s\' is not a pointer\n", arg->name, funcname);
- break;
- case TGT_IFACE_POINTER:
- error_loc_info(&arg->loc_info, "out interface pointer \'%s\' of function \'%s\' is not a double pointer\n", arg->name, funcname);
- break;
- case TGT_STRING:
- if (is_array(type))
- {
- /* needs conformance or fixed dimension */
- if (type_array_has_conformance(type) &&
- type_array_get_conformance(type)->type != EXPR_VOID) break;
- if (!type_array_has_conformance(type) && type_array_get_dim(type)) break;
- }
- if (is_attr( arg->attrs, ATTR_IN )) break;
- error_loc_info(&arg->loc_info, "out parameter \'%s\' of function \'%s\' cannot be an unsized string\n", arg->name, funcname);
- break;
- case TGT_INVALID:
- /* already error'd before we get here */
- case TGT_CTXT_HANDLE_POINTER:
- case TGT_POINTER:
- case TGT_ARRAY:
- /* OK */
- break;
- }
- }
- check_field_common(func->type, funcname, arg);
- }
- if (type_get_type(type_function_get_rettype(func->type)) != TYPE_VOID)
- {
- var_t var;
- var = *func;
- var.type = type_function_get_rettype(func->type);
- var.name = xstrdup("return value");
- check_field_common(func->type, funcname, &var);
- free(var.name);
- }
- }
- static void add_explicit_handle_if_necessary(const type_t *iface, var_t *func)
- {
- unsigned char explicit_fc, implicit_fc;
- /* check for a defined binding handle */
- if (!get_func_handle_var( iface, func, &explicit_fc, &implicit_fc ) || !explicit_fc)
- {
- /* no explicit handle specified so add
- * "[in] handle_t IDL_handle" as the first parameter to the
- * function */
- var_t *idl_handle = make_var(xstrdup("IDL_handle"));
- idl_handle->attrs = append_attr(NULL, make_attr(ATTR_IN));
- idl_handle->type = find_type_or_error("handle_t", 0);
- type_function_add_head_arg(func->type, idl_handle);
- }
- }
- static void check_functions(const type_t *iface, int is_inside_library)
- {
- const statement_t *stmt;
- if (is_attr(iface->attrs, ATTR_EXPLICIT_HANDLE))
- {
- STATEMENTS_FOR_EACH_FUNC( stmt, type_iface_get_stmts(iface) )
- {
- var_t *func = stmt->u.var;
- add_explicit_handle_if_necessary(iface, func);
- }
- }
- if (!is_inside_library && !is_attr(iface->attrs, ATTR_LOCAL))
- {
- STATEMENTS_FOR_EACH_FUNC( stmt, type_iface_get_stmts(iface) )
- {
- const var_t *func = stmt->u.var;
- if (!is_attr(func->attrs, ATTR_LOCAL))
- check_remoting_args(func);
- }
- }
- }
- static void check_statements(const statement_list_t *stmts, int is_inside_library)
- {
- const statement_t *stmt;
- if (stmts) LIST_FOR_EACH_ENTRY(stmt, stmts, const statement_t, entry)
- {
- if (stmt->type == STMT_LIBRARY)
- check_statements(stmt->u.lib->stmts, TRUE);
- else if (stmt->type == STMT_TYPE && type_get_type(stmt->u.type) == TYPE_INTERFACE)
- check_functions(stmt->u.type, is_inside_library);
- }
- }
- static void check_all_user_types(const statement_list_t *stmts)
- {
- const statement_t *stmt;
- if (stmts) LIST_FOR_EACH_ENTRY(stmt, stmts, const statement_t, entry)
- {
- if (stmt->type == STMT_LIBRARY)
- check_all_user_types(stmt->u.lib->stmts);
- else if (stmt->type == STMT_TYPE && type_get_type(stmt->u.type) == TYPE_INTERFACE &&
- !is_local(stmt->u.type->attrs))
- {
- const statement_t *stmt_func;
- STATEMENTS_FOR_EACH_FUNC(stmt_func, type_iface_get_stmts(stmt->u.type)) {
- const var_t *func = stmt_func->u.var;
- check_for_additional_prototype_types(func->type->details.function->args);
- }
- }
- }
- }
- int is_valid_uuid(const char *s)
- {
- int i;
- for (i = 0; i < 36; ++i)
- if (i == 8 || i == 13 || i == 18 || i == 23)
- {
- if (s[i] != '-')
- return FALSE;
- }
- else
- if (!isxdigit(s[i]))
- return FALSE;
- return s[i] == '\0';
- }
- static statement_t *make_statement(enum statement_type type)
- {
- statement_t *stmt = xmalloc(sizeof(*stmt));
- stmt->type = type;
- return stmt;
- }
- static statement_t *make_statement_type_decl(type_t *type)
- {
- statement_t *stmt = make_statement(STMT_TYPE);
- stmt->u.type = type;
- return stmt;
- }
- static statement_t *make_statement_reference(type_t *type)
- {
- statement_t *stmt = make_statement(STMT_TYPEREF);
- stmt->u.type = type;
- return stmt;
- }
- static statement_t *make_statement_declaration(var_t *var)
- {
- statement_t *stmt = make_statement(STMT_DECLARATION);
- stmt->u.var = var;
- if (var->stgclass == STG_EXTERN && var->eval)
- warning("'%s' initialised and declared extern\n", var->name);
- if (is_const_decl(var))
- {
- if (var->eval)
- reg_const(var);
- }
- else if (type_get_type(var->type) == TYPE_FUNCTION)
- check_function_attrs(var->name, var->attrs);
- else if (var->stgclass == STG_NONE || var->stgclass == STG_REGISTER)
- error_loc("instantiation of data is illegal\n");
- return stmt;
- }
- static statement_t *make_statement_library(typelib_t *typelib)
- {
- statement_t *stmt = make_statement(STMT_LIBRARY);
- stmt->u.lib = typelib;
- return stmt;
- }
- static statement_t *make_statement_cppquote(const char *str)
- {
- statement_t *stmt = make_statement(STMT_CPPQUOTE);
- stmt->u.str = str;
- return stmt;
- }
- static statement_t *make_statement_importlib(const char *str)
- {
- statement_t *stmt = make_statement(STMT_IMPORTLIB);
- stmt->u.str = str;
- return stmt;
- }
- static statement_t *make_statement_import(const char *str)
- {
- statement_t *stmt = make_statement(STMT_IMPORT);
- stmt->u.str = str;
- return stmt;
- }
- static statement_t *make_statement_module(type_t *type)
- {
- statement_t *stmt = make_statement(STMT_MODULE);
- stmt->u.type = type;
- return stmt;
- }
- static statement_t *make_statement_typedef(declarator_list_t *decls)
- {
- declarator_t *decl, *next;
- statement_t *stmt;
- type_list_t **type_list;
- if (!decls) return NULL;
- stmt = make_statement(STMT_TYPEDEF);
- stmt->u.type_list = NULL;
- type_list = &stmt->u.type_list;
- LIST_FOR_EACH_ENTRY_SAFE( decl, next, decls, declarator_t, entry )
- {
- var_t *var = decl->var;
- type_t *type = find_type_or_error(var->name, 0);
- *type_list = xmalloc(sizeof(type_list_t));
- (*type_list)->type = type;
- (*type_list)->next = NULL;
- type_list = &(*type_list)->next;
- free(decl);
- free(var);
- }
- return stmt;
- }
- static statement_list_t *append_statement(statement_list_t *list, statement_t *stmt)
- {
- if (!stmt) return list;
- if (!list)
- {
- list = xmalloc( sizeof(*list) );
- list_init( list );
- }
- list_add_tail( list, &stmt->entry );
- return list;
- }
- void init_loc_info(loc_info_t *i)
- {
- i->input_name = input_name ? input_name : "stdin";
- i->line_number = line_number;
- i->near_text = parser_text;
- }
- static void check_def(const type_t *t)
- {
- if (t->defined)
- error_loc("%s: redefinition error; original definition was at %s:%d\n",
- t->name, t->loc_info.input_name, t->loc_info.line_number);
- }