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Overview
| Comment: | Avoid trying to allocate a negative number of bytes of memory in the test wrapper for sqlite3_blob_read(). |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: | 739b5d9aa4eaa4191ca512d0dbf94a6b |
| User & Date: | dan 2010-10-27 19:08:26 |
Context
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2010-10-28
| ||
| 11:31 | Enforce the MAX_EXPR_DEPTH limit while building expression trees during SQL parsing. check-in: 2625eee0 user: dan tags: trunk | |
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2010-10-27
| ||
| 19:23 | Add tail recursion to the sqlite3ExprDelete() routine in order to keep down stack space usage for really, really large expressions. Later: The tail recursion is dangerous since the recursion might happen after the expression has been freed. check-in: 7324c7f2 user: drh tags: mistake | |
| 19:08 | Avoid trying to allocate a negative number of bytes of memory in the test wrapper for sqlite3_blob_read(). check-in: 739b5d9a user: dan tags: trunk | |
| 18:10 | Merge experimental fts3/fts4 changes with trunk. check-in: 988164cf user: dan tags: trunk | |
Changes
Changes to src/test1.c.
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Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int objc, /* Number of arguments */
Tcl_Obj *CONST objv[] /* Command arguments */
){
sqlite3_blob *pBlob;
int nByte;
int iOffset;
unsigned char *zBuf;
int rc;
if( objc!=4 ){
Tcl_WrongNumArgs(interp, 1, objv, "CHANNEL OFFSET N");
return TCL_ERROR;
}
................................................................................
if( blobHandleFromObj(interp, objv[1], &pBlob) ) return TCL_ERROR;
if( TCL_OK!=Tcl_GetIntFromObj(interp, objv[2], &iOffset)
|| TCL_OK!=Tcl_GetIntFromObj(interp, objv[3], &nByte)
){
return TCL_ERROR;
}
zBuf = (unsigned char *)Tcl_Alloc(nByte);
rc = sqlite3_blob_read(pBlob, zBuf, nByte, iOffset);
if( rc==SQLITE_OK ){
Tcl_SetObjResult(interp, Tcl_NewByteArrayObj(zBuf, nByte));
}else{
Tcl_SetResult(interp, (char *)sqlite3TestErrorName(rc), TCL_VOLATILE);
}
Tcl_Free((char *)zBuf);
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Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int objc, /* Number of arguments */
Tcl_Obj *CONST objv[] /* Command arguments */
){
sqlite3_blob *pBlob;
int nByte;
int iOffset;
unsigned char *zBuf = 0;
int rc;
if( objc!=4 ){
Tcl_WrongNumArgs(interp, 1, objv, "CHANNEL OFFSET N");
return TCL_ERROR;
}
................................................................................
if( blobHandleFromObj(interp, objv[1], &pBlob) ) return TCL_ERROR;
if( TCL_OK!=Tcl_GetIntFromObj(interp, objv[2], &iOffset)
|| TCL_OK!=Tcl_GetIntFromObj(interp, objv[3], &nByte)
){
return TCL_ERROR;
}
if( nByte>0 ){
zBuf = (unsigned char *)Tcl_Alloc(nByte);
}
rc = sqlite3_blob_read(pBlob, zBuf, nByte, iOffset);
if( rc==SQLITE_OK ){
Tcl_SetObjResult(interp, Tcl_NewByteArrayObj(zBuf, nByte));
}else{
Tcl_SetResult(interp, (char *)sqlite3TestErrorName(rc), TCL_VOLATILE);
}
Tcl_Free((char *)zBuf);
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