833 lines
19 KiB
Plaintext
833 lines
19 KiB
Plaintext
%{
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/*
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* Implementation of the Microsoft Installer (msi.dll)
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*
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* Copyright 2002-2004 Mike McCormack for CodeWeavers
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "config.h"
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#include <stdarg.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include "windef.h"
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#include "winbase.h"
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#include "query.h"
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#include "wine/debug.h"
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#include "wine/unicode.h"
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#define YYLEX_PARAM info
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#define YYPARSE_PARAM info
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extern int SQL_error(const char *str);
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WINE_DEFAULT_DEBUG_CHANNEL(msi);
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typedef struct tag_SQL_input
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{
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MSIDATABASE *db;
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LPCWSTR command;
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DWORD n, len;
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MSIVIEW **view; /* view structure for the resulting query */
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} SQL_input;
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static LPWSTR SQL_getstring( struct sql_str *str );
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static INT SQL_getint( SQL_input *sql );
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static int SQL_lex( void *SQL_lval, SQL_input *info);
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static MSIVIEW *do_one_select( MSIDATABASE *db, MSIVIEW *in,
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string_list *columns );
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static MSIVIEW *do_order_by( MSIDATABASE *db, MSIVIEW *in,
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string_list *columns );
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static BOOL SQL_MarkPrimaryKeys( create_col_info *cols,
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string_list *keys);
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static struct expr * EXPR_complex( struct expr *l, UINT op, struct expr *r );
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static struct expr * EXPR_column( LPWSTR );
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static struct expr * EXPR_ival( struct sql_str *, int sign);
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static struct expr * EXPR_sval( struct sql_str *);
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static struct expr * EXPR_wildcard();
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%}
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%pure-parser
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%union
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{
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struct sql_str str;
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LPWSTR string;
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string_list *column_list;
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value_list *val_list;
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MSIVIEW *query;
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struct expr *expr;
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USHORT column_type;
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create_col_info *column_info;
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column_assignment update_col_info;
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}
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%token TK_ABORT TK_AFTER TK_AGG_FUNCTION TK_ALL TK_AND TK_AS TK_ASC
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%token TK_BEFORE TK_BEGIN TK_BETWEEN TK_BITAND TK_BITNOT TK_BITOR TK_BY
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%token TK_CASCADE TK_CASE TK_CHAR TK_CHECK TK_CLUSTER TK_COLLATE TK_COLUMN
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%token TK_COMMA TK_COMMENT TK_COMMIT TK_CONCAT TK_CONFLICT
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%token TK_CONSTRAINT TK_COPY TK_CREATE
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%token TK_DEFAULT TK_DEFERRABLE TK_DEFERRED TK_DELETE TK_DELIMITERS TK_DESC
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%token TK_DISTINCT TK_DOT TK_DROP TK_EACH
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%token TK_ELSE TK_END TK_END_OF_FILE TK_EQ TK_EXCEPT TK_EXPLAIN
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%token TK_FAIL TK_FLOAT TK_FOR TK_FOREIGN TK_FROM TK_FUNCTION
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%token TK_GE TK_GLOB TK_GROUP TK_GT
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%token TK_HAVING TK_HOLD
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%token TK_IGNORE TK_ILLEGAL TK_IMMEDIATE TK_IN TK_INDEX TK_INITIALLY
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%token <str> TK_ID
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%token TK_INSERT TK_INSTEAD TK_INT
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%token <str> TK_INTEGER
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%token TK_INTERSECT TK_INTO TK_IS
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%token TK_ISNULL
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%token TK_JOIN TK_JOIN_KW
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%token TK_KEY
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%token TK_LE TK_LIKE TK_LIMIT TK_LONG TK_LONGCHAR TK_LP TK_LSHIFT TK_LT
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%token TK_LOCALIZABLE
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%token TK_MATCH TK_MINUS
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%token TK_NE TK_NOT TK_NOTNULL TK_NULL
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%token TK_OBJECT TK_OF TK_OFFSET TK_ON TK_OR TK_ORACLE_OUTER_JOIN TK_ORDER
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%token TK_PLUS TK_PRAGMA TK_PRIMARY
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%token TK_RAISE TK_REFERENCES TK_REM TK_REPLACE TK_RESTRICT TK_ROLLBACK
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%token TK_ROW TK_RP TK_RSHIFT
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%token TK_SELECT TK_SEMI TK_SET TK_SHORT TK_SLASH TK_SPACE TK_STAR TK_STATEMENT
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%token <str> TK_STRING
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%token TK_TABLE TK_TEMP TK_THEN TK_TRANSACTION TK_TRIGGER
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%token TK_UMINUS TK_UNCLOSED_STRING TK_UNION TK_UNIQUE
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%token TK_UPDATE TK_UPLUS TK_USING
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%token TK_VACUUM TK_VALUES TK_VIEW
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%token TK_WHEN TK_WHERE TK_WILDCARD
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/*
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* These are extra tokens used by the lexer but never seen by the
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* parser. We put them in a rule so that the parser generator will
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* add them to the parse.h output file.
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*
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*/
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%nonassoc END_OF_FILE ILLEGAL SPACE UNCLOSED_STRING COMMENT FUNCTION
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COLUMN AGG_FUNCTION.
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%type <string> column table string_or_id
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%type <column_list> selcollist
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%type <query> from unorderedsel oneselect onequery onecreate oneinsert oneupdate
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%type <expr> expr val column_val const_val
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%type <column_type> column_type data_type data_type_l data_count
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%type <column_info> column_def table_def
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%type <val_list> constlist
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%type <update_col_info> column_assignment update_assign_list
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%%
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onequery:
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oneselect
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{
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SQL_input* sql = (SQL_input*) info;
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*sql->view = $1;
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}
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| onecreate
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{
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SQL_input* sql = (SQL_input*) info;
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*sql->view = $1;
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}
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| oneinsert
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{
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SQL_input* sql = (SQL_input*) info;
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*sql->view = $1;
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}
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| oneupdate
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{
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SQL_input* sql = (SQL_input*) info;
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*sql->view = $1;
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}
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;
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oneinsert:
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TK_INSERT TK_INTO table TK_LP selcollist TK_RP TK_VALUES TK_LP constlist TK_RP
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{
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SQL_input *sql = (SQL_input*) info;
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MSIVIEW *insert = NULL;
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INSERT_CreateView( sql->db, &insert, $3, $5, $9, FALSE );
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$$ = insert;
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}
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| TK_INSERT TK_INTO table TK_LP selcollist TK_RP TK_VALUES TK_LP constlist TK_RP TK_TEMP
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{
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SQL_input *sql = (SQL_input*) info;
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MSIVIEW *insert = NULL;
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INSERT_CreateView( sql->db, &insert, $3, $5, $9, TRUE );
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$$ = insert;
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}
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;
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onecreate:
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TK_CREATE TK_TABLE table TK_LP table_def TK_RP
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{
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SQL_input* sql = (SQL_input*) info;
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MSIVIEW *create = NULL;
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if( !$5 )
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YYABORT;
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CREATE_CreateView( sql->db, &create, $3, $5, FALSE );
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$$ = create;
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}
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| TK_CREATE TK_TABLE table TK_LP table_def TK_RP TK_HOLD
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{
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SQL_input* sql = (SQL_input*) info;
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MSIVIEW *create = NULL;
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if( !$5 )
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YYABORT;
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CREATE_CreateView( sql->db, &create, $3, $5, TRUE );
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$$ = create;
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}
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;
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oneupdate:
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TK_UPDATE table TK_SET update_assign_list TK_WHERE expr
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{
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SQL_input* sql = (SQL_input*) info;
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MSIVIEW *update = NULL;
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UPDATE_CreateView( sql->db, &update, $2, &$4, $6 );
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$$ = update;
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}
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;
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table_def:
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column_def TK_PRIMARY TK_KEY selcollist
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{
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if( SQL_MarkPrimaryKeys( $1, $4 ) )
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$$ = $1;
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else
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$$ = NULL;
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}
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;
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column_def:
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column_def TK_COMMA column column_type
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{
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create_col_info *ci;
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for( ci = $1; ci->next; ci = ci->next )
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;
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ci->next = HeapAlloc( GetProcessHeap(), 0, sizeof *$$ );
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if( !ci->next )
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{
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/* FIXME: free $1 */
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YYABORT;
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}
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ci->next->colname = $3;
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ci->next->type = $4;
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ci->next->next = NULL;
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$$ = $1;
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}
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| column column_type
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{
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$$ = HeapAlloc( GetProcessHeap(), 0, sizeof *$$ );
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if( ! $$ )
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YYABORT;
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$$->colname = $1;
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$$->type = $2;
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$$->next = NULL;
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}
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;
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column_type:
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data_type_l
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{
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$$ = $1 | MSITYPE_VALID;
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}
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| data_type_l TK_LOCALIZABLE
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{
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FIXME("LOCALIZABLE ignored\n");
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$$ = $1 | MSITYPE_VALID;
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}
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;
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data_type_l:
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data_type
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{
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$$ |= MSITYPE_NULLABLE;
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}
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| data_type TK_NOT TK_NULL
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{
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$$ = $1;
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}
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;
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data_type:
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TK_CHAR
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{
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$$ = MSITYPE_STRING | 1;
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}
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| TK_CHAR TK_LP data_count TK_RP
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{
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$$ = MSITYPE_STRING | 0x400 | $3;
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}
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| TK_LONGCHAR
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{
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$$ = 2;
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}
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| TK_SHORT
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{
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$$ = 2;
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}
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| TK_INT
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{
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$$ = 2;
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}
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| TK_LONG
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{
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$$ = 4;
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}
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| TK_OBJECT
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{
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$$ = 0;
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}
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;
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data_count:
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TK_INTEGER
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{
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SQL_input* sql = (SQL_input*) info;
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int val = SQL_getint(sql);
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if( ( val > 255 ) || ( val < 0 ) )
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YYABORT;
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$$ = val;
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}
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;
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oneselect:
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unorderedsel TK_ORDER TK_BY selcollist
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{
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SQL_input* sql = (SQL_input*) info;
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if( !$1 )
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YYABORT;
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if( $4 )
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$$ = do_order_by( sql->db, $1, $4 );
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else
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$$ = $1;
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}
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| unorderedsel
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;
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unorderedsel:
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TK_SELECT selcollist from
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{
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SQL_input* sql = (SQL_input*) info;
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if( !$3 )
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YYABORT;
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if( $2 )
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{
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$$ = do_one_select( sql->db, $3, $2 );
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if( !$$ )
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YYABORT;
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}
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else
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$$ = $3;
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}
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| TK_SELECT TK_DISTINCT selcollist from
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{
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SQL_input* sql = (SQL_input*) info;
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MSIVIEW *view = $4;
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if( !view )
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YYABORT;
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if( $3 )
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{
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view = do_one_select( sql->db, view, $3 );
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if( !view )
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YYABORT;
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}
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DISTINCT_CreateView( sql->db, & $$, view );
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}
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;
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selcollist:
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column
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{
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string_list *list;
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list = HeapAlloc( GetProcessHeap(), 0, sizeof *list );
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if( !list )
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YYABORT;
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list->string = $1;
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list->next = NULL;
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$$ = list;
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TRACE("Collist %s\n",debugstr_w($$->string));
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}
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| column TK_COMMA selcollist
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{
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string_list *list;
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list = HeapAlloc( GetProcessHeap(), 0, sizeof *list );
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if( !list )
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YYABORT;
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list->string = $1;
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list->next = $3;
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$$ = list;
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TRACE("From table: %s\n",debugstr_w($$->string));
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}
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| TK_STAR
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{
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$$ = NULL;
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}
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;
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from:
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TK_FROM table
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{
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SQL_input* sql = (SQL_input*) info;
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UINT r;
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$$ = NULL;
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TRACE("From table: %s\n",debugstr_w($2));
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r = TABLE_CreateView( sql->db, $2, & $$ );
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if( r != ERROR_SUCCESS )
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YYABORT;
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}
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| TK_FROM table TK_WHERE expr
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{
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SQL_input* sql = (SQL_input*) info;
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MSIVIEW *view = NULL;
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UINT r;
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$$ = NULL;
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TRACE("From table: %s\n",debugstr_w($2));
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r = TABLE_CreateView( sql->db, $2, &view );
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if( r != ERROR_SUCCESS )
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YYABORT;
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r = WHERE_CreateView( sql->db, &view, view, $4 );
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if( r != ERROR_SUCCESS )
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YYABORT;
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$$ = view;
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}
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;
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expr:
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TK_LP expr TK_RP
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{
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$$ = $2;
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}
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| column_val TK_EQ column_val
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{
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$$ = EXPR_complex( $1, OP_EQ, $3 );
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}
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| expr TK_AND expr
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{
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$$ = EXPR_complex( $1, OP_AND, $3 );
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}
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| expr TK_OR expr
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{
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$$ = EXPR_complex( $1, OP_OR, $3 );
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}
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| column_val TK_EQ val
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{
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$$ = EXPR_complex( $1, OP_EQ, $3 );
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}
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| column_val TK_GT val
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{
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$$ = EXPR_complex( $1, OP_GT, $3 );
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}
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| column_val TK_LT val
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{
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$$ = EXPR_complex( $1, OP_LT, $3 );
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}
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| column_val TK_LE val
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{
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$$ = EXPR_complex( $1, OP_LE, $3 );
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}
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| column_val TK_GE val
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{
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$$ = EXPR_complex( $1, OP_GE, $3 );
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}
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| column_val TK_NE val
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{
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$$ = EXPR_complex( $1, OP_NE, $3 );
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}
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| column_val TK_IS TK_NULL
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{
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$$ = EXPR_complex( $1, OP_ISNULL, NULL );
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}
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| column_val TK_IS TK_NOT TK_NULL
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{
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$$ = EXPR_complex( $1, OP_NOTNULL, NULL );
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}
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;
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val:
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column_val
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| const_val
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;
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constlist:
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const_val
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{
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value_list *vals;
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vals = HeapAlloc( GetProcessHeap(), 0, sizeof *vals );
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if( vals )
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{
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vals->val = $1;
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vals->next = NULL;
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}
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$$ = vals;
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}
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| constlist TK_COMMA const_val
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{
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value_list *vals;
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vals = HeapAlloc( GetProcessHeap(), 0, sizeof *vals );
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if( vals )
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{
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vals->val = $3;
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vals->next = NULL;
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}
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$1->next = vals;
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$$ = $1;
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}
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;
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update_assign_list:
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column_assignment
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| column_assignment TK_COMMA update_assign_list
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{
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$1.col_list->next = $3.col_list;
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$1.val_list->next = $3.val_list;
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$$ = $1;
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}
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;
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column_assignment:
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column TK_EQ const_val
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{
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$$.col_list = HeapAlloc( GetProcessHeap(), 0, sizeof *$$.col_list );
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if( !$$.col_list )
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YYABORT;
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$$.col_list->string = $1;
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$$.col_list->next = NULL;
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$$.val_list = HeapAlloc( GetProcessHeap(), 0, sizeof *$$.val_list );
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if( !$$.val_list )
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YYABORT;
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$$.val_list->val = $3;
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$$.val_list->next = 0;
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}
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;
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const_val:
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TK_INTEGER
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{
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$$ = EXPR_ival( &$1, 1 );
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}
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| TK_MINUS TK_INTEGER
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{
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$$ = EXPR_ival( &$2, -1 );
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}
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| TK_STRING
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{
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$$ = EXPR_sval( &$1 );
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}
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| TK_WILDCARD
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{
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$$ = EXPR_wildcard();
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}
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;
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column_val:
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column
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{
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$$ = EXPR_column( $1 );
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|
}
|
|
;
|
|
|
|
column:
|
|
table TK_DOT string_or_id
|
|
{
|
|
$$ = $3; /* FIXME */
|
|
}
|
|
| string_or_id
|
|
{
|
|
$$ = $1;
|
|
}
|
|
;
|
|
|
|
table:
|
|
string_or_id
|
|
{
|
|
$$ = $1;
|
|
}
|
|
;
|
|
|
|
string_or_id:
|
|
TK_ID
|
|
{
|
|
$$ = SQL_getstring( &$1 );
|
|
}
|
|
| TK_STRING
|
|
{
|
|
$$ = SQL_getstring( &$1 );
|
|
}
|
|
;
|
|
|
|
%%
|
|
|
|
int SQL_lex( void *SQL_lval, SQL_input *sql)
|
|
{
|
|
int token;
|
|
struct sql_str * str = SQL_lval;
|
|
|
|
do
|
|
{
|
|
sql->n += sql->len;
|
|
if( ! sql->command[sql->n] )
|
|
return 0; /* end of input */
|
|
|
|
TRACE("string : %s\n", debugstr_w(&sql->command[sql->n]));
|
|
sql->len = sqliteGetToken( &sql->command[sql->n], &token );
|
|
if( sql->len==0 )
|
|
break;
|
|
str->data = &sql->command[sql->n];
|
|
str->len = sql->len;
|
|
}
|
|
while( token == TK_SPACE );
|
|
|
|
TRACE("token : %d (%s)\n", token, debugstr_wn(&sql->command[sql->n], sql->len));
|
|
|
|
return token;
|
|
}
|
|
|
|
LPWSTR SQL_getstring( struct sql_str *strdata)
|
|
{
|
|
LPCWSTR p = strdata->data;
|
|
UINT len = strdata->len;
|
|
LPWSTR str;
|
|
|
|
/* if there's quotes, remove them */
|
|
if( ( (p[0]=='`') && (p[len-1]=='`') ) ||
|
|
( (p[0]=='\'') && (p[len-1]=='\'') ) )
|
|
{
|
|
p++;
|
|
len -= 2;
|
|
}
|
|
str = HeapAlloc( GetProcessHeap(), 0, (len + 1)*sizeof(WCHAR));
|
|
if(!str )
|
|
return str;
|
|
memcpy(str, p, len*sizeof(WCHAR) );
|
|
str[len]=0;
|
|
|
|
return str;
|
|
}
|
|
|
|
INT SQL_getint( SQL_input *sql )
|
|
{
|
|
LPCWSTR p = &sql->command[sql->n];
|
|
|
|
return atoiW( p );
|
|
}
|
|
|
|
int SQL_error(const char *str)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static MSIVIEW *do_one_select( MSIDATABASE *db, MSIVIEW *in,
|
|
string_list *columns )
|
|
{
|
|
MSIVIEW *view = NULL;
|
|
|
|
SELECT_CreateView( db, &view, in, columns );
|
|
delete_string_list( columns );
|
|
if( !view )
|
|
ERR("Error creating select query\n");
|
|
return view;
|
|
}
|
|
|
|
static MSIVIEW *do_order_by( MSIDATABASE *db, MSIVIEW *in,
|
|
string_list *columns )
|
|
{
|
|
MSIVIEW *view = NULL;
|
|
|
|
ORDER_CreateView( db, &view, in );
|
|
if( view )
|
|
{
|
|
string_list *x = columns;
|
|
|
|
for( x = columns; x ; x = x->next )
|
|
ORDER_AddColumn( view, x->string );
|
|
}
|
|
else
|
|
ERR("Error creating select query\n");
|
|
delete_string_list( columns );
|
|
return view;
|
|
}
|
|
|
|
static struct expr * EXPR_wildcard()
|
|
{
|
|
struct expr *e = HeapAlloc( GetProcessHeap(), 0, sizeof *e );
|
|
if( e )
|
|
{
|
|
e->type = EXPR_WILDCARD;
|
|
}
|
|
return e;
|
|
}
|
|
|
|
static struct expr * EXPR_complex( struct expr *l, UINT op, struct expr *r )
|
|
{
|
|
struct expr *e = HeapAlloc( GetProcessHeap(), 0, sizeof *e );
|
|
if( e )
|
|
{
|
|
e->type = EXPR_COMPLEX;
|
|
e->u.expr.left = l;
|
|
e->u.expr.op = op;
|
|
e->u.expr.right = r;
|
|
}
|
|
return e;
|
|
}
|
|
|
|
static struct expr * EXPR_column( LPWSTR str )
|
|
{
|
|
struct expr *e = HeapAlloc( GetProcessHeap(), 0, sizeof *e );
|
|
if( e )
|
|
{
|
|
e->type = EXPR_COLUMN;
|
|
e->u.sval = str;
|
|
}
|
|
return e;
|
|
}
|
|
|
|
static struct expr * EXPR_ival( struct sql_str *str , int sign)
|
|
{
|
|
struct expr *e = HeapAlloc( GetProcessHeap(), 0, sizeof *e );
|
|
if( e )
|
|
{
|
|
e->type = EXPR_IVAL;
|
|
e->u.ival = atoiW( str->data ) * sign;
|
|
}
|
|
return e;
|
|
}
|
|
|
|
static struct expr * EXPR_sval( struct sql_str *str )
|
|
{
|
|
struct expr *e = HeapAlloc( GetProcessHeap(), 0, sizeof *e );
|
|
if( e )
|
|
{
|
|
e->type = EXPR_SVAL;
|
|
e->u.sval = SQL_getstring( str );
|
|
}
|
|
return e;
|
|
}
|
|
|
|
void delete_expr( struct expr *e )
|
|
{
|
|
if( !e )
|
|
return;
|
|
if( e->type == EXPR_COMPLEX )
|
|
{
|
|
delete_expr( e->u.expr.left );
|
|
delete_expr( e->u.expr.right );
|
|
}
|
|
else if( e->type == EXPR_UTF8 )
|
|
HeapFree( GetProcessHeap(), 0, e->u.utf8 );
|
|
else if( e->type == EXPR_SVAL )
|
|
HeapFree( GetProcessHeap(), 0, e->u.sval );
|
|
HeapFree( GetProcessHeap(), 0, e );
|
|
}
|
|
|
|
void delete_string_list( string_list *sl )
|
|
{
|
|
while( sl )
|
|
{
|
|
string_list *t = sl->next;
|
|
HeapFree( GetProcessHeap(), 0, sl->string );
|
|
HeapFree( GetProcessHeap(), 0, sl );
|
|
sl = t;
|
|
}
|
|
}
|
|
|
|
void delete_value_list( value_list *vl )
|
|
{
|
|
while( vl )
|
|
{
|
|
value_list *t = vl->next;
|
|
delete_expr( vl->val );
|
|
HeapFree( GetProcessHeap(), 0, vl );
|
|
vl = t;
|
|
}
|
|
}
|
|
|
|
static BOOL SQL_MarkPrimaryKeys( create_col_info *cols,
|
|
string_list *keys )
|
|
{
|
|
string_list *k;
|
|
BOOL found = TRUE;
|
|
|
|
for( k = keys; k && found; k = k->next )
|
|
{
|
|
create_col_info *c;
|
|
|
|
found = FALSE;
|
|
for( c = cols; c && !found; c = c->next )
|
|
{
|
|
if( lstrcmpW( k->string, c->colname ) )
|
|
continue;
|
|
c->type |= MSITYPE_KEY;
|
|
found = TRUE;
|
|
}
|
|
}
|
|
|
|
return found;
|
|
}
|
|
|
|
UINT MSI_ParseSQL( MSIDATABASE *db, LPCWSTR command, MSIVIEW **phview )
|
|
{
|
|
SQL_input sql;
|
|
int r;
|
|
|
|
*phview = NULL;
|
|
|
|
sql.db = db;
|
|
sql.command = command;
|
|
sql.n = 0;
|
|
sql.len = 0;
|
|
sql.view = phview;
|
|
|
|
r = SQL_parse(&sql);
|
|
|
|
TRACE("Parse returned %d\n", r);
|
|
if( r )
|
|
{
|
|
if( *sql.view )
|
|
(*sql.view)->ops->delete( *sql.view );
|
|
*sql.view = NULL;
|
|
return ERROR_BAD_QUERY_SYNTAX;
|
|
}
|
|
|
|
return ERROR_SUCCESS;
|
|
}
|