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 #define MSITYPE_TEMPORARY 0x8000
45 typedef struct tag_SQL_input
50 MSIVIEW **view; /* view structure for the resulting query */
54 static LPWSTR SQL_getstring( void *info, struct sql_str *str );
55 static INT SQL_getint( void *info );
56 static int sql_lex( void *SQL_lval, SQL_input *info );
58 static void *parser_alloc( void *info, unsigned int sz );
59 static column_info *parser_alloc_column( void *info, LPCWSTR table, LPCWSTR column );
61 static BOOL SQL_MarkPrimaryKeys( column_info *cols, column_info *keys);
63 static struct expr * EXPR_complex( void *info, struct expr *l, UINT op, struct expr *r );
64 static struct expr * EXPR_unary( void *info, struct expr *l, UINT op );
65 static struct expr * EXPR_column( void *info, column_info *column );
66 static struct expr * EXPR_ival( void *info, int val );
67 static struct expr * EXPR_sval( void *info, struct sql_str * );
68 static struct expr * EXPR_wildcard( void *info );
78 column_info *column_list;
85 %token TK_ALTER TK_AND TK_BY TK_CHAR TK_COMMA TK_CREATE TK_DELETE
86 %token TK_DISTINCT TK_DOT TK_EQ TK_FREE TK_FROM TK_GE TK_GT TK_HOLD
88 %token TK_ILLEGAL TK_INSERT TK_INT
89 %token <str> TK_INTEGER
90 %token TK_INTO TK_IS TK_KEY TK_LE TK_LONG TK_LONGCHAR TK_LP TK_LT
91 %token TK_LOCALIZABLE TK_MINUS TK_NE TK_NOT TK_NULL
92 %token TK_OBJECT TK_OR TK_ORDER TK_PRIMARY TK_RP
93 %token TK_SELECT TK_SET TK_SHORT TK_SPACE TK_STAR
94 %token <str> TK_STRING
95 %token TK_TABLE TK_TEMPORARY TK_UPDATE TK_VALUES TK_WHERE TK_WILDCARD
98 * These are extra tokens used by the lexer but never seen by the
99 * parser. We put them in a rule so that the parser generator will
100 * add them to the parse.h output file.
103 %nonassoc END_OF_FILE ILLEGAL SPACE UNCLOSED_STRING COMMENT FUNCTION
106 %type <string> table id
107 %type <column_list> selcollist column column_and_type column_def table_def
108 %type <column_list> column_assignment update_assign_list constlist
109 %type <query> query from fromtable selectfrom unorderedsel
110 %type <query> oneupdate onedelete oneselect onequery onecreate oneinsert onealter
111 %type <expr> expr val column_val const_val
112 %type <column_type> column_type data_type data_type_l data_count
113 %type <integer> number alterop
115 /* Reference: http://mates.ms.mff.cuni.cz/oracle/doc/ora815nt/server.815/a67779/operator.htm */
119 %left TK_EQ TK_NE TK_LT TK_GT TK_LE TK_GE TK_LIKE
127 SQL_input* sql = (SQL_input*) info;
142 TK_INSERT TK_INTO table TK_LP selcollist TK_RP TK_VALUES TK_LP constlist TK_RP
144 SQL_input *sql = (SQL_input*) info;
145 MSIVIEW *insert = NULL;
148 r = INSERT_CreateView( sql->db, &insert, $3, $5, $9, FALSE );
153 | TK_INSERT TK_INTO table TK_LP selcollist TK_RP TK_VALUES TK_LP constlist TK_RP TK_TEMPORARY
155 SQL_input *sql = (SQL_input*) info;
156 MSIVIEW *insert = NULL;
158 INSERT_CreateView( sql->db, &insert, $3, $5, $9, TRUE );
166 TK_CREATE TK_TABLE table TK_LP table_def TK_RP
168 SQL_input* sql = (SQL_input*) info;
169 MSIVIEW *create = NULL;
173 CREATE_CreateView( sql->db, &create, $3, $5, FALSE );
178 | TK_CREATE TK_TABLE table TK_LP table_def TK_RP TK_HOLD
180 SQL_input* sql = (SQL_input*) info;
181 MSIVIEW *create = NULL;
185 CREATE_CreateView( sql->db, &create, $3, $5, TRUE );
193 TK_UPDATE table TK_SET update_assign_list TK_WHERE expr
195 SQL_input* sql = (SQL_input*) info;
196 MSIVIEW *update = NULL;
198 UPDATE_CreateView( sql->db, &update, $2, $4, $6 );
203 | TK_UPDATE table TK_SET update_assign_list
205 SQL_input* sql = (SQL_input*) info;
206 MSIVIEW *update = NULL;
208 UPDATE_CreateView( sql->db, &update, $2, $4, NULL );
218 SQL_input* sql = (SQL_input*) info;
219 MSIVIEW *delete = NULL;
221 DELETE_CreateView( sql->db, &delete, $2 );
229 TK_ALTER TK_TABLE table alterop
231 SQL_input* sql = (SQL_input*) info;
232 MSIVIEW *alter = NULL;
234 ALTER_CreateView( sql->db, &alter, $3, $4 );
253 column_def TK_PRIMARY TK_KEY selcollist
255 if( SQL_MarkPrimaryKeys( $1, $4 ) )
263 column_def TK_COMMA column_and_type
267 for( ci = $1; ci->next; ci = ci->next )
283 $$->type = ($2 | MSITYPE_VALID) & ~MSITYPE_TEMPORARY;
284 $$->temporary = $2 & MSITYPE_TEMPORARY ? TRUE : FALSE;
293 | data_type_l TK_LOCALIZABLE
295 $$ = $1 | MSITYPE_LOCALIZABLE;
297 | data_type_l TK_TEMPORARY
299 $$ = $1 | MSITYPE_TEMPORARY;
306 $$ |= MSITYPE_NULLABLE;
308 | data_type TK_NOT TK_NULL
317 $$ = MSITYPE_STRING | 1;
319 | TK_CHAR TK_LP data_count TK_RP
321 $$ = MSITYPE_STRING | 0x400 | $3;
341 $$ = MSITYPE_STRING | MSITYPE_VALID;
348 if( ( $1 > 255 ) || ( $1 < 0 ) )
355 unorderedsel TK_ORDER TK_BY selcollist
357 SQL_input* sql = (SQL_input*) info;
361 ORDER_CreateView( sql->db, &$$, $1, $4 );
375 | TK_SELECT TK_DISTINCT selectfrom
377 SQL_input* sql = (SQL_input*) info;
381 r = DISTINCT_CreateView( sql->db, &$$, $3 );
382 if (r != ERROR_SUCCESS)
393 SQL_input* sql = (SQL_input*) info;
399 r = SELECT_CreateView( sql->db, &$$, $2, $1 );
400 if (r != ERROR_SUCCESS)
413 | column TK_COMMA selcollist
425 | fromtable TK_WHERE expr
427 SQL_input* sql = (SQL_input*) info;
431 r = WHERE_CreateView( sql->db, &$$, $1, $3 );
432 if( r != ERROR_SUCCESS )
434 $1->ops->delete( $1 );
443 SQL_input* sql = (SQL_input*) info;
447 r = TABLE_CreateView( sql->db, $2, &$$ );
448 if( r != ERROR_SUCCESS || !$$ )
451 | TK_FROM table TK_COMMA table
453 SQL_input* sql = (SQL_input*) info;
456 /* only support inner joins on two tables */
457 r = JOIN_CreateView( sql->db, &$$, $2, $4 );
458 if( r != ERROR_SUCCESS )
472 $$ = EXPR_complex( info, $1, OP_AND, $3 );
478 $$ = EXPR_complex( info, $1, OP_OR, $3 );
482 | column_val TK_EQ val
484 $$ = EXPR_complex( info, $1, OP_EQ, $3 );
488 | column_val TK_GT val
490 $$ = EXPR_complex( info, $1, OP_GT, $3 );
494 | column_val TK_LT val
496 $$ = EXPR_complex( info, $1, OP_LT, $3 );
500 | column_val TK_LE val
502 $$ = EXPR_complex( info, $1, OP_LE, $3 );
506 | column_val TK_GE val
508 $$ = EXPR_complex( info, $1, OP_GE, $3 );
512 | column_val TK_NE val
514 $$ = EXPR_complex( info, $1, OP_NE, $3 );
518 | column_val TK_IS TK_NULL
520 $$ = EXPR_unary( info, $1, OP_ISNULL );
524 | column_val TK_IS TK_NOT TK_NULL
526 $$ = EXPR_unary( info, $1, OP_NOTNULL );
540 $$ = parser_alloc_column( info, NULL, NULL );
545 | const_val TK_COMMA constlist
547 $$ = parser_alloc_column( info, NULL, NULL );
557 | column_assignment TK_COMMA update_assign_list
565 column TK_EQ const_val
575 $$ = EXPR_ival( info, $1 );
579 | TK_MINUS number %prec TK_NEGATION
581 $$ = EXPR_ival( info, -$2 );
587 $$ = EXPR_sval( info, &$1 );
593 $$ = EXPR_wildcard( info );
602 $$ = EXPR_column( info, $1 );
611 $$ = parser_alloc_column( info, $1, $3 );
617 $$ = parser_alloc_column( info, NULL, $1 );
633 $$ = SQL_getstring( info, &$1 );
642 $$ = SQL_getint( info );
648 static void *parser_alloc( void *info, unsigned int sz )
650 SQL_input* sql = (SQL_input*) info;
653 mem = msi_alloc( sizeof (struct list) + sz );
654 list_add_tail( sql->mem, mem );
658 static column_info *parser_alloc_column( void *info, LPCWSTR table, LPCWSTR column )
662 col = parser_alloc( info, sizeof (*col) );
666 col->column = column;
675 static int sql_lex( void *SQL_lval, SQL_input *sql )
678 struct sql_str * str = SQL_lval;
683 if( ! sql->command[sql->n] )
684 return 0; /* end of input */
686 /* TRACE("string : %s\n", debugstr_w(&sql->command[sql->n])); */
687 sql->len = sqliteGetToken( &sql->command[sql->n], &token );
690 str->data = &sql->command[sql->n];
693 while( token == TK_SPACE );
695 /* TRACE("token : %d (%s)\n", token, debugstr_wn(&sql->command[sql->n], sql->len)); */
700 LPWSTR SQL_getstring( void *info, struct sql_str *strdata )
702 LPCWSTR p = strdata->data;
703 UINT len = strdata->len;
706 /* if there's quotes, remove them */
707 if( ( (p[0]=='`') && (p[len-1]=='`') ) ||
708 ( (p[0]=='\'') && (p[len-1]=='\'') ) )
713 str = parser_alloc( info, (len + 1)*sizeof(WCHAR) );
716 memcpy( str, p, len*sizeof(WCHAR) );
722 INT SQL_getint( void *info )
724 SQL_input* sql = (SQL_input*) info;
725 LPCWSTR p = &sql->command[sql->n];
728 for( i=0; i<sql->len; i++ )
730 if( '0' > p[i] || '9' < p[i] )
732 ERR("should only be numbers here!\n");
735 r = (p[i]-'0') + r*10;
741 static int sql_error( const char *str )
746 static struct expr * EXPR_wildcard( void *info )
748 struct expr *e = parser_alloc( info, sizeof *e );
751 e->type = EXPR_WILDCARD;
756 static struct expr * EXPR_complex( void *info, struct expr *l, UINT op, struct expr *r )
758 struct expr *e = parser_alloc( info, sizeof *e );
761 e->type = EXPR_COMPLEX;
769 static struct expr * EXPR_unary( void *info, struct expr *l, UINT op )
771 struct expr *e = parser_alloc( info, sizeof *e );
774 e->type = EXPR_UNARY;
777 e->u.expr.right = NULL;
782 static struct expr * EXPR_column( void *info, column_info *column )
784 struct expr *e = parser_alloc( info, sizeof *e );
787 e->type = EXPR_COLUMN;
788 e->u.sval = column->column;
793 static struct expr * EXPR_ival( void *info, int val )
795 struct expr *e = parser_alloc( info, sizeof *e );
804 static struct expr * EXPR_sval( void *info, struct sql_str *str )
806 struct expr *e = parser_alloc( info, sizeof *e );
810 e->u.sval = SQL_getstring( info, str );
815 static BOOL SQL_MarkPrimaryKeys( column_info *cols,
821 for( k = keys; k && found; k = k->next )
826 for( c = cols; c && !found; c = c->next )
828 if( lstrcmpW( k->column, c->column ) )
830 c->type |= MSITYPE_KEY;
838 UINT MSI_ParseSQL( MSIDATABASE *db, LPCWSTR command, MSIVIEW **phview,
847 sql.command = command;
855 TRACE("Parse returned %d\n", r);
859 return ERROR_BAD_QUERY_SYNTAX;
862 return ERROR_SUCCESS;