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bug fix: Byte slices belong to the caller and so must be copies. 

With the exeption of slices in the result type sql.RawBytes,
new calls to Sqlite must not corrupt slices.
This commit is contained in:
Thomas Leske 2012-08-20 17:20:58 +02:00
parent 8f1b649756
commit a4e5e7a617
1 changed files with 8 additions and 1 deletions
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9
sqlite3.go
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@ -297,7 +297,14 @@ func (rc *SQLiteRows) Next(dest []driver.Value) error {
case C.SQLITE_BLOB:
n := int(C.sqlite3_column_bytes(rc.s.s, C.int(i)))
p := C.sqlite3_column_blob(rc.s.s, C.int(i))
dest[i] = (*[1 << 30]byte)(unsafe.Pointer(p))[0:n]
switch dest[i].(type) {
case sql.RawBytes:
dest[i] = (*[1 << 30]byte)(unsafe.Pointer(p))[0:n]
default:
slice := make([]byte, n)
copy(slice[:], (*[1 << 30]byte)(unsafe.Pointer(p))[0:n])
dest[i] = slice
}
case C.SQLITE_NULL:
dest[i] = nil
case C.SQLITE_TEXT: