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Fix the UPDATE query.

This commit is contained in:
Mike McCormack 2004-06-30 18:24:33 +00:00 committed by Alexandre Julliard
parent c95a6aa6de
commit abd259fd12
4 changed files with 86 additions and 43 deletions
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7
dlls/msi/msipriv.h
View File

@ -182,8 +182,8 @@ extern HRESULT init_string_table( IStorage *stg );
/* string table functions */
extern BOOL msi_addstring( string_table *st, UINT string_no, const CHAR *data, int len, UINT refcount );
extern BOOL msi_addstringW( string_table *st, UINT string_no, const WCHAR *data, int len, UINT refcount );
extern BOOL msi_addstring( string_table *st, int string_no, const CHAR *data, int len, UINT refcount );
extern BOOL msi_addstringW( string_table *st, int string_no, const WCHAR *data, int len, UINT refcount );
extern UINT msi_id2stringW( string_table *st, UINT string_no, LPWSTR buffer, UINT *sz );
extern UINT msi_id2stringA( string_table *st, UINT string_no, LPSTR buffer, UINT *sz );
@ -194,9 +194,10 @@ extern string_table *msi_init_stringtable( int entries, UINT codepage );
extern VOID msi_destroy_stringtable( string_table *st );
extern UINT msi_string_count( string_table *st );
extern UINT msi_id_refcount( string_table *st, UINT i );
extern UINT msi_string_totalsize( string_table *st );
extern UINT msi_string_totalsize( string_table *st, UINT *last );
extern UINT msi_strcmp( string_table *st, UINT lval, UINT rval, UINT *res );
extern const WCHAR *msi_string_lookup_id( string_table *st, UINT id );
extern UINT msi_string_get_codepage( string_table *st );
UINT VIEW_find_column( MSIVIEW *view, LPWSTR name, UINT *n );

16
dlls/msi/sql.y
View File

@ -155,20 +155,20 @@ onequery:
;
oneinsert:
TK_INSERT TK_INTO table selcollist TK_VALUES constlist
TK_INSERT TK_INTO table TK_LP selcollist TK_RP TK_VALUES TK_LP constlist TK_RP
{
SQL_input *sql = (SQL_input*) info;
MSIVIEW *insert = NULL;
INSERT_CreateView( sql->db, &insert, $3, $4, $6, FALSE );
INSERT_CreateView( sql->db, &insert, $3, $5, $9, FALSE );
$$ = insert;
}
| TK_INSERT TK_INTO table selcollist TK_VALUES constlist TK_TEMP
| TK_INSERT TK_INTO table TK_LP selcollist TK_RP TK_VALUES TK_LP constlist TK_RP TK_TEMP
{
SQL_input *sql = (SQL_input*) info;
MSIVIEW *insert = NULL;
INSERT_CreateView( sql->db, &insert, $3, $4, $6, TRUE );
INSERT_CreateView( sql->db, &insert, $3, $5, $9, TRUE );
$$ = insert;
}
;
@ -461,10 +461,6 @@ expr:
val:
column_val
| const_val
| TK_WILDCARD
{
$$ = EXPR_wildcard();
}
;
constlist:
@ -504,6 +500,10 @@ const_val:
{
$$ = EXPR_sval( &$1 );
}
| TK_WILDCARD
{
$$ = EXPR_wildcard();
}
;
column_val:

83
dlls/msi/string.c
View File

@ -46,7 +46,7 @@ typedef struct _msistring
struct string_table
{
UINT count; /* the number of strings */
UINT maxcount; /* the number of strings */
UINT freeslot;
UINT codepage;
msistring *strings; /* an array of strings (in the tree) */
@ -79,7 +79,9 @@ string_table *msi_init_stringtable( int entries, UINT codepage )
HeapFree( GetProcessHeap(), 0, st );
return NULL;
}
st->count = entries;
if( entries < 1 )
entries = 1;
st->maxcount = entries;
st->freeslot = 1;
st->codepage = codepage;
@ -90,7 +92,7 @@ VOID msi_destroy_stringtable( string_table *st )
{
UINT i;
for( i=0; i<st->count; i++ )
for( i=0; i<st->maxcount; i++ )
{
if( st->strings[i].refcount )
HeapFree( GetProcessHeap(), 0, st->strings[i].str );
@ -106,22 +108,25 @@ static int st_find_free_entry( string_table *st )
TRACE("%p\n", st);
for( i = st->freeslot; i < st->count; i++ )
if( !st->strings[i].refcount )
return i;
for( i = 1; i < st->freeslot; i++ )
if( st->freeslot )
{
for( i = st->freeslot; i < st->maxcount; i++ )
if( !st->strings[i].refcount )
return i;
}
for( i = 1; i < st->maxcount; i++ )
if( !st->strings[i].refcount )
return i;
/* dynamically resize */
sz = st->count + 1 + st->count/2;
sz = st->maxcount + 1 + st->maxcount/2;
p = HeapReAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY,
st->strings, sz*sizeof(msistring) );
if( !p )
return -1;
st->strings = p;
st->freeslot = st->count;
st->count = sz;
st->freeslot = st->maxcount;
st->maxcount = sz;
if( st->strings[st->freeslot].refcount )
ERR("oops. expected freeslot to be free...\n");
return st->freeslot;
@ -129,12 +134,12 @@ static int st_find_free_entry( string_table *st )
static void st_mark_entry_used( string_table *st, int n )
{
if( n >= st->count )
if( n >= st->maxcount )
return;
st->freeslot = n + 1;
}
int msi_addstring( string_table *st, UINT n, const CHAR *data, int len, UINT refcount )
int msi_addstring( string_table *st, int n, const CHAR *data, int len, UINT refcount )
{
int sz;
@ -157,6 +162,12 @@ int msi_addstring( string_table *st, UINT n, const CHAR *data, int len, UINT ref
return -1;
}
if( n < 1 )
{
ERR("invalid index adding %s (%d)\n", debugstr_a( data ), n );
return -1;
}
/* allocate a new string */
if( len < 0 )
len = strlen(data);
@ -174,7 +185,7 @@ int msi_addstring( string_table *st, UINT n, const CHAR *data, int len, UINT ref
return n;
}
int msi_addstringW( string_table *st, UINT n, const WCHAR *data, int len, UINT refcount )
int msi_addstringW( string_table *st, int n, const WCHAR *data, int len, UINT refcount )
{
/* TRACE("[%2d] = %s\n", string_no, debugstr_an(data,len) ); */
@ -197,6 +208,12 @@ int msi_addstringW( string_table *st, UINT n, const WCHAR *data, int len, UINT r
return -1;
}
if( n < 1 )
{
ERR("invalid index adding %s (%d)\n", debugstr_w( data ), n );
return -1;
}
/* allocate a new string */
if(len<0)
len = strlenW(data);
@ -223,7 +240,7 @@ const WCHAR *msi_string_lookup_id( string_table *st, UINT id )
if( id == 0 )
return zero;
if( id >= st->count )
if( id >= st->maxcount )
return NULL;
if( id && !st->strings[id].refcount )
@ -249,7 +266,7 @@ UINT msi_id2stringW( string_table *st, UINT id, LPWSTR buffer, UINT *sz )
UINT len;
const WCHAR *str;
TRACE("Finding string %d of %d\n", id, st->count);
TRACE("Finding string %d of %d\n", id, st->maxcount);
str = msi_string_lookup_id( st, id );
if( !str )
@ -287,8 +304,9 @@ UINT msi_id2stringA( string_table *st, UINT id, LPSTR buffer, UINT *sz )
{
UINT len;
const WCHAR *str;
int n;
TRACE("Finding string %d of %d\n", id, st->count);
TRACE("Finding string %d of %d\n", id, st->maxcount);
str = msi_string_lookup_id( st, id );
if( !str )
@ -302,7 +320,17 @@ UINT msi_id2stringA( string_table *st, UINT id, LPSTR buffer, UINT *sz )
return ERROR_SUCCESS;
}
*sz = WideCharToMultiByte( st->codepage, 0, str, -1, buffer, *sz, NULL, NULL );
if( len > *sz )
{
n = strlenW( str ) + 1;
while( n && (len > *sz) )
len = WideCharToMultiByte( st->codepage, 0,
str, --n, NULL, 0, NULL, NULL );
}
else
n = -1;
*sz = WideCharToMultiByte( st->codepage, 0, str, n, buffer, len, NULL, NULL );
return ERROR_SUCCESS;
}
@ -320,7 +348,7 @@ UINT msi_string2idW( string_table *st, LPCWSTR str, UINT *id )
UINT i, r = ERROR_INVALID_PARAMETER;
hash = msistring_makehash( str );
for( i=0; i<st->count; i++ )
for( i=0; i<st->maxcount; i++ )
{
if( ( st->strings[i].hash == hash ) &&
!strcmpW( st->strings[i].str, str ) )
@ -383,30 +411,41 @@ UINT msi_strcmp( string_table *st, UINT lval, UINT rval, UINT *res )
UINT msi_string_count( string_table *st )
{
return st->count;
return st->maxcount;
}
UINT msi_id_refcount( string_table *st, UINT i )
{
if( i >= st->count )
if( i >= st->maxcount )
return 0;
return st->strings[i].refcount;
}
UINT msi_string_totalsize( string_table *st )
UINT msi_string_totalsize( string_table *st, UINT *total )
{
UINT size = 0, i, len;
for( i=0; i<st->count; i++)
if( st->strings[0].str || st->strings[0].refcount )
ERR("oops. element 0 has a string\n");
*total = 0;
for( i=1; i<st->maxcount; i++ )
{
if( st->strings[i].str )
{
TRACE("[%u] = %s\n", i, debugstr_w(st->strings[i].str));
len = WideCharToMultiByte( st->codepage, 0,
st->strings[i].str, -1, NULL, 0, NULL, NULL);
if( len )
len--;
size += len;
*total = (i+1);
}
}
TRACE("%u/%u strings %u bytes codepage %x\n", *total, st->maxcount, size, st->codepage );
return size;
}
UINT msi_string_get_codepage( string_table *st )
{
return st->codepage;
}

23
dlls/msi/table.c
View File

@ -702,7 +702,7 @@ UINT load_string_table( MSIDATABASE *db )
{
CHAR *data;
USHORT *pool;
UINT r, ret = ERROR_FUNCTION_FAILED, datasize = 0, poolsize = 0;
UINT r, ret = ERROR_FUNCTION_FAILED, datasize = 0, poolsize = 0, codepage;
DWORD i, count, offset, len, n;
static const WCHAR szStringData[] = {
'_','S','t','r','i','n','g','D','a','t','a',0 };
@ -723,10 +723,12 @@ UINT load_string_table( MSIDATABASE *db )
goto end;
count = poolsize/4;
db->strings = msi_init_stringtable( count, pool[0] );
if( poolsize > 4 )
codepage = pool[0] | ( pool[1] << 16 );
else
codepage = CP_ACP;
db->strings = msi_init_stringtable( count, codepage );
if( pool[1] )
ERR("The first string should have zero refcount, but doesn't %04x\n", pool[1]);
offset = 0;
for( i=1; i<count; i++ )
{
@ -752,7 +754,7 @@ end:
UINT save_string_table( MSIDATABASE *db )
{
UINT i, count, datasize, poolsize, sz, used, r;
UINT i, count, datasize, poolsize, sz, used, r, codepage;
UINT ret = ERROR_FUNCTION_FAILED;
static const WCHAR szStringData[] = {
'_','S','t','r','i','n','g','D','a','t','a',0 };
@ -764,9 +766,8 @@ UINT save_string_table( MSIDATABASE *db )
TRACE("\n");
/* construct the new table in memory first */
count = msi_string_count( db->strings );
datasize = msi_string_totalsize( db->strings, &count );
poolsize = count*2*sizeof(USHORT);
datasize = msi_string_totalsize( db->strings );
pool = HeapAlloc( GetProcessHeap(), 0, poolsize );
if( ! pool )
@ -782,8 +783,9 @@ UINT save_string_table( MSIDATABASE *db )
}
used = 0;
pool[0]=0; /* the first element is always zero */
pool[1]=0;
codepage = msi_string_get_codepage( db->strings );
pool[0]=codepage&0xffff;
pool[1]=(codepage>>16);
for( i=1; i<count; i++ )
{
sz = datasize - used;
@ -793,8 +795,9 @@ UINT save_string_table( MSIDATABASE *db )
ERR("failed to fetch string\n");
sz = 0;
}
else
if( sz && (sz < (datasize - used ) ) )
sz--;
TRACE("adding %u bytes %s\n", sz, data+used );
pool[ i*2 ] = sz;
pool[ i*2 + 1 ] = msi_id_refcount( db->strings, i );
used += sz;