4 * Implementation of the Microsoft Installer (msi.dll)
6 * Copyright 2002-2004 Mike McCormack for CodeWeavers
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with this library; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
33 #include "wine/list.h"
34 #include "wine/debug.h"
36 #define YYLEX_PARAM info
37 #define YYPARSE_PARAM info
39 static int sql_error(const char *str);
41 WINE_DEFAULT_DEBUG_CHANNEL(msi);
43 typedef struct tag_SQL_input
48 MSIVIEW **view; /* view structure for the resulting query */
52 static LPWSTR SQL_getstring( void *info, const struct sql_str *str );
53 static INT SQL_getint( void *info );
54 static int sql_lex( void *SQL_lval, SQL_input *info );
56 static void *parser_alloc( void *info, unsigned int sz );
57 static column_info *parser_alloc_column( void *info, LPCWSTR table, LPCWSTR column );
59 static BOOL SQL_MarkPrimaryKeys( column_info *cols, column_info *keys);
61 static struct expr * EXPR_complex( void *info, struct expr *l, UINT op, struct expr *r );
62 static struct expr * EXPR_unary( void *info, struct expr *l, UINT op );
63 static struct expr * EXPR_column( void *info, const column_info *column );
64 static struct expr * EXPR_ival( void *info, int val );
65 static struct expr * EXPR_sval( void *info, const struct sql_str *str );
66 static struct expr * EXPR_wildcard( void *info );
76 column_info *column_list;
83 %token TK_ALTER TK_AND TK_BY TK_CHAR TK_COMMA TK_CREATE TK_DELETE
84 %token TK_DISTINCT TK_DOT TK_EQ TK_FREE TK_FROM TK_GE TK_GT TK_HOLD TK_ADD
86 %token TK_ILLEGAL TK_INSERT TK_INT
87 %token <str> TK_INTEGER
88 %token TK_INTO TK_IS TK_KEY TK_LE TK_LONG TK_LONGCHAR TK_LP TK_LT
89 %token TK_LOCALIZABLE TK_MINUS TK_NE TK_NOT TK_NULL
90 %token TK_OBJECT TK_OR TK_ORDER TK_PRIMARY TK_RP
91 %token TK_SELECT TK_SET TK_SHORT TK_SPACE TK_STAR
92 %token <str> TK_STRING
93 %token TK_TABLE TK_TEMPORARY TK_UPDATE TK_VALUES TK_WHERE TK_WILDCARD
96 * These are extra tokens used by the lexer but never seen by the
97 * parser. We put them in a rule so that the parser generator will
98 * add them to the parse.h output file.
101 %nonassoc END_OF_FILE ILLEGAL SPACE UNCLOSED_STRING COMMENT FUNCTION
104 %type <string> table id
105 %type <column_list> selcollist column column_and_type column_def table_def
106 %type <column_list> column_assignment update_assign_list constlist
107 %type <query> query from fromtable selectfrom unorderedsel
108 %type <query> oneupdate onedelete oneselect onequery onecreate oneinsert onealter
109 %type <expr> expr val column_val const_val
110 %type <column_type> column_type data_type data_type_l data_count
111 %type <integer> number alterop
113 /* Reference: http://mates.ms.mff.cuni.cz/oracle/doc/ora815nt/server.815/a67779/operator.htm */
117 %left TK_EQ TK_NE TK_LT TK_GT TK_LE TK_GE TK_LIKE
125 SQL_input* sql = (SQL_input*) info;
140 TK_INSERT TK_INTO table TK_LP selcollist TK_RP TK_VALUES TK_LP constlist TK_RP
142 SQL_input *sql = (SQL_input*) info;
143 MSIVIEW *insert = NULL;
146 r = INSERT_CreateView( sql->db, &insert, $3, $5, $9, FALSE );
151 | TK_INSERT TK_INTO table TK_LP selcollist TK_RP TK_VALUES TK_LP constlist TK_RP TK_TEMPORARY
153 SQL_input *sql = (SQL_input*) info;
154 MSIVIEW *insert = NULL;
156 INSERT_CreateView( sql->db, &insert, $3, $5, $9, TRUE );
164 TK_CREATE TK_TABLE table TK_LP table_def TK_RP
166 SQL_input* sql = (SQL_input*) info;
167 MSIVIEW *create = NULL;
171 CREATE_CreateView( sql->db, &create, $3, $5, FALSE );
176 | TK_CREATE TK_TABLE table TK_LP table_def TK_RP TK_HOLD
178 SQL_input* sql = (SQL_input*) info;
179 MSIVIEW *create = NULL;
183 CREATE_CreateView( sql->db, &create, $3, $5, TRUE );
191 TK_UPDATE table TK_SET update_assign_list TK_WHERE expr
193 SQL_input* sql = (SQL_input*) info;
194 MSIVIEW *update = NULL;
196 UPDATE_CreateView( sql->db, &update, $2, $4, $6 );
201 | TK_UPDATE table TK_SET update_assign_list
203 SQL_input* sql = (SQL_input*) info;
204 MSIVIEW *update = NULL;
206 UPDATE_CreateView( sql->db, &update, $2, $4, NULL );
216 SQL_input* sql = (SQL_input*) info;
217 MSIVIEW *delete = NULL;
219 DELETE_CreateView( sql->db, &delete, $2 );
227 TK_ALTER TK_TABLE table alterop
229 SQL_input* sql = (SQL_input*) info;
230 MSIVIEW *alter = NULL;
232 ALTER_CreateView( sql->db, &alter, $3, NULL, $4 );
237 | TK_ALTER TK_TABLE table TK_ADD column_and_type
239 SQL_input *sql = (SQL_input *)info;
240 MSIVIEW *alter = NULL;
242 ALTER_CreateView( sql->db, &alter, $3, $5, 0 );
247 | TK_ALTER TK_TABLE table TK_ADD column_and_type TK_HOLD
249 SQL_input *sql = (SQL_input *)info;
250 MSIVIEW *alter = NULL;
252 ALTER_CreateView( sql->db, &alter, $3, $5, 1 );
271 column_def TK_PRIMARY TK_KEY selcollist
273 if( SQL_MarkPrimaryKeys( $1, $4 ) )
281 column_def TK_COMMA column_and_type
285 for( ci = $1; ci->next; ci = ci->next )
301 $$->type = ($2 | MSITYPE_VALID);
302 $$->temporary = $2 & MSITYPE_TEMPORARY ? TRUE : FALSE;
311 | data_type_l TK_LOCALIZABLE
313 $$ = $1 | MSITYPE_LOCALIZABLE;
315 | data_type_l TK_TEMPORARY
317 $$ = $1 | MSITYPE_TEMPORARY;
324 $$ |= MSITYPE_NULLABLE;
326 | data_type TK_NOT TK_NULL
335 $$ = MSITYPE_STRING | 1;
337 | TK_CHAR TK_LP data_count TK_RP
339 $$ = MSITYPE_STRING | 0x400 | $3;
359 $$ = MSITYPE_STRING | MSITYPE_VALID;
366 if( ( $1 > 255 ) || ( $1 < 0 ) )
373 unorderedsel TK_ORDER TK_BY selcollist
375 SQL_input* sql = (SQL_input*) info;
379 ORDER_CreateView( sql->db, &$$, $1, $4 );
393 | TK_SELECT TK_DISTINCT selectfrom
395 SQL_input* sql = (SQL_input*) info;
399 r = DISTINCT_CreateView( sql->db, &$$, $3 );
400 if (r != ERROR_SUCCESS)
411 SQL_input* sql = (SQL_input*) info;
417 r = SELECT_CreateView( sql->db, &$$, $2, $1 );
418 if (r != ERROR_SUCCESS)
431 | column TK_COMMA selcollist
443 | fromtable TK_WHERE expr
445 SQL_input* sql = (SQL_input*) info;
449 r = WHERE_CreateView( sql->db, &$$, $1, $3 );
450 if( r != ERROR_SUCCESS )
452 $1->ops->delete( $1 );
461 SQL_input* sql = (SQL_input*) info;
465 r = TABLE_CreateView( sql->db, $2, &$$ );
466 if( r != ERROR_SUCCESS || !$$ )
469 | TK_FROM table TK_COMMA table
471 SQL_input* sql = (SQL_input*) info;
474 /* only support inner joins on two tables */
475 r = JOIN_CreateView( sql->db, &$$, $2, $4 );
476 if( r != ERROR_SUCCESS )
490 $$ = EXPR_complex( info, $1, OP_AND, $3 );
496 $$ = EXPR_complex( info, $1, OP_OR, $3 );
500 | column_val TK_EQ val
502 $$ = EXPR_complex( info, $1, OP_EQ, $3 );
506 | column_val TK_GT val
508 $$ = EXPR_complex( info, $1, OP_GT, $3 );
512 | column_val TK_LT val
514 $$ = EXPR_complex( info, $1, OP_LT, $3 );
518 | column_val TK_LE val
520 $$ = EXPR_complex( info, $1, OP_LE, $3 );
524 | column_val TK_GE val
526 $$ = EXPR_complex( info, $1, OP_GE, $3 );
530 | column_val TK_NE val
532 $$ = EXPR_complex( info, $1, OP_NE, $3 );
536 | column_val TK_IS TK_NULL
538 $$ = EXPR_unary( info, $1, OP_ISNULL );
542 | column_val TK_IS TK_NOT TK_NULL
544 $$ = EXPR_unary( info, $1, OP_NOTNULL );
558 $$ = parser_alloc_column( info, NULL, NULL );
563 | const_val TK_COMMA constlist
565 $$ = parser_alloc_column( info, NULL, NULL );
575 | column_assignment TK_COMMA update_assign_list
583 column TK_EQ const_val
593 $$ = EXPR_ival( info, $1 );
597 | TK_MINUS number %prec TK_NEGATION
599 $$ = EXPR_ival( info, -$2 );
605 $$ = EXPR_sval( info, &$1 );
611 $$ = EXPR_wildcard( info );
620 $$ = EXPR_column( info, $1 );
629 $$ = parser_alloc_column( info, $1, $3 );
635 $$ = parser_alloc_column( info, NULL, $1 );
651 $$ = SQL_getstring( info, &$1 );
660 $$ = SQL_getint( info );
666 static void *parser_alloc( void *info, unsigned int sz )
668 SQL_input* sql = (SQL_input*) info;
671 mem = msi_alloc( sizeof (struct list) + sz );
672 list_add_tail( sql->mem, mem );
676 static column_info *parser_alloc_column( void *info, LPCWSTR table, LPCWSTR column )
680 col = parser_alloc( info, sizeof (*col) );
684 col->column = column;
693 static int sql_lex( void *SQL_lval, SQL_input *sql )
696 struct sql_str * str = SQL_lval;
701 if( ! sql->command[sql->n] )
702 return 0; /* end of input */
704 /* TRACE("string : %s\n", debugstr_w(&sql->command[sql->n])); */
705 sql->len = sqliteGetToken( &sql->command[sql->n], &token );
708 str->data = &sql->command[sql->n];
711 while( token == TK_SPACE );
713 /* TRACE("token : %d (%s)\n", token, debugstr_wn(&sql->command[sql->n], sql->len)); */
718 LPWSTR SQL_getstring( void *info, const struct sql_str *strdata )
720 LPCWSTR p = strdata->data;
721 UINT len = strdata->len;
724 /* if there's quotes, remove them */
725 if( ( (p[0]=='`') && (p[len-1]=='`') ) ||
726 ( (p[0]=='\'') && (p[len-1]=='\'') ) )
731 str = parser_alloc( info, (len + 1)*sizeof(WCHAR) );
734 memcpy( str, p, len*sizeof(WCHAR) );
740 INT SQL_getint( void *info )
742 SQL_input* sql = (SQL_input*) info;
743 LPCWSTR p = &sql->command[sql->n];
746 for( i=0; i<sql->len; i++ )
748 if( '0' > p[i] || '9' < p[i] )
750 ERR("should only be numbers here!\n");
753 r = (p[i]-'0') + r*10;
759 static int sql_error( const char *str )
764 static struct expr * EXPR_wildcard( void *info )
766 struct expr *e = parser_alloc( info, sizeof *e );
769 e->type = EXPR_WILDCARD;
774 static struct expr * EXPR_complex( void *info, struct expr *l, UINT op, struct expr *r )
776 struct expr *e = parser_alloc( info, sizeof *e );
779 e->type = EXPR_COMPLEX;
787 static struct expr * EXPR_unary( void *info, struct expr *l, UINT op )
789 struct expr *e = parser_alloc( info, sizeof *e );
792 e->type = EXPR_UNARY;
795 e->u.expr.right = NULL;
800 static struct expr * EXPR_column( void *info, const column_info *column )
802 struct expr *e = parser_alloc( info, sizeof *e );
805 e->type = EXPR_COLUMN;
806 e->u.sval = column->column;
811 static struct expr * EXPR_ival( void *info, int val )
813 struct expr *e = parser_alloc( info, sizeof *e );
822 static struct expr * EXPR_sval( void *info, const struct sql_str *str )
824 struct expr *e = parser_alloc( info, sizeof *e );
828 e->u.sval = SQL_getstring( info, str );
833 static BOOL SQL_MarkPrimaryKeys( column_info *cols,
839 for( k = keys; k && found; k = k->next )
844 for( c = cols; c && !found; c = c->next )
846 if( lstrcmpW( k->column, c->column ) )
848 c->type |= MSITYPE_KEY;
856 UINT MSI_ParseSQL( MSIDATABASE *db, LPCWSTR command, MSIVIEW **phview,
865 sql.command = command;
873 TRACE("Parse returned %d\n", r);
877 return ERROR_BAD_QUERY_SYNTAX;
880 return ERROR_SUCCESS;