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Make sure zeroblob does reasonable things with a negative argument or

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an argument that is larger than the maximum blob size. (CVS 4048)

FossilOrigin-Name: f40218434e549144ddb48303df30e5191d44d3fc
This commit is contained in:
drh
2007-06-07 19:08:32 +00:00
parent 6c900c3df7
commit 98640a3fa1
8 changed files with 72 additions and 27 deletions
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12
src/func.c
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@@ -16,7 +16,7 @@
** sqliteRegisterBuildinFunctions() found at the bottom of the file.
** All other code has file scope.
**
** $Id: func.c,v 1.159 2007/05/15 14:40:11 drh Exp $
** $Id: func.c,v 1.160 2007/06/07 19:08:33 drh Exp $
*/
#include "sqliteInt.h"
#include <ctype.h>
@@ -756,10 +756,14 @@ static void zeroblobFunc(
int argc,
sqlite3_value **argv
){
int n;
i64 n;
assert( argc==1 );
n = sqlite3_value_int(argv[0]);
sqlite3_result_zeroblob(context, n);
n = sqlite3_value_int64(argv[0]);
if( n>SQLITE_MAX_LENGTH ){
sqlite3_result_error_toobig(context);
}else{
sqlite3_result_zeroblob(context, n);
}
}
/*