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msi: Fix handling of strings with embedded nulls in msi_addstring.

This commit is contained in:
Hans Leidekker 2012-11-05 16:29:30 +01:00 committed by Alexandre Julliard
parent aeb5950e6f
commit 8d21f998c3
1 changed files with 5 additions and 10 deletions
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15
dlls/msi/string.c
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@ -258,14 +258,12 @@ static UINT msi_string2idA( const string_table *st, LPCSTR buffer, UINT *id )
return r;
}
static int msi_addstring( string_table *st, UINT n, const CHAR *data, int len, USHORT refcount, enum StringPersistence persistence )
static int msi_addstring( string_table *st, UINT n, const char *data, UINT len, USHORT refcount, enum StringPersistence persistence )
{
LPWSTR str;
int sz;
if( !data )
return 0;
if( !data[0] )
if( !data || !len )
return 0;
if( n > 0 )
{
@ -295,8 +293,6 @@ static int msi_addstring( string_table *st, UINT n, const CHAR *data, int len, U
}
/* allocate a new string */
if( len < 0 )
len = strlen(data);
sz = MultiByteToWideChar( st->codepage, 0, data, len, NULL, 0 );
str = msi_alloc( (sz+1)*sizeof(WCHAR) );
if( !str )
@ -305,7 +301,6 @@ static int msi_addstring( string_table *st, UINT n, const CHAR *data, int len, U
str[sz] = 0;
set_st_entry( st, n, str, sz, refcount, persistence );
return n;
}
@ -316,6 +311,9 @@ int msi_addstringW( string_table *st, const WCHAR *data, int len, USHORT refcoun
if( !data )
return 0;
if (len < 0) len = strlenW( data );
if( !data[0] && !len )
return 0;
@ -333,8 +331,6 @@ int msi_addstringW( string_table *st, const WCHAR *data, int len, USHORT refcoun
return -1;
/* allocate a new string */
if(len<0)
len = strlenW(data);
TRACE( "%s, n = %d len = %d\n", debugstr_wn(data, len), n, len );
str = msi_alloc( (len+1)*sizeof(WCHAR) );
@ -344,7 +340,6 @@ int msi_addstringW( string_table *st, const WCHAR *data, int len, USHORT refcoun
str[len] = 0;
set_st_entry( st, n, str, len, refcount, persistence );
return n;
}