| // Copyright 2011 Google Inc. All Rights Reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #include "syzygy/pdb/pdb_data.h" |
| |
| #include "base/logging.h" |
| |
| namespace pdb { |
| |
| // Here is a translation from our types to |
| bool PdbFixup::ValidHeader() const { |
| switch (type) { |
| case TYPE_ABSOLUTE: |
| case TYPE_RELATIVE: |
| case TYPE_PC_RELATIVE: { |
| // Ensure that no unknown flags are set. |
| return (flags & FLAG_UNKNOWN) == 0; |
| } |
| |
| case TYPE_OFFSET_32BIT: |
| case TYPE_OFFSET_8BIT: { |
| return (flags & ~FLAG_OFFSET_32BIT_VS2017) == 0; |
| } |
| |
| default: { |
| return false; |
| } |
| } |
| } |
| |
| size_t PdbFixup::size() const { |
| switch (type) { |
| case TYPE_ABSOLUTE: return 4; |
| case TYPE_RELATIVE: return 4; |
| case TYPE_OFFSET_32BIT: return 4; |
| case TYPE_OFFSET_8BIT: return 1; |
| case TYPE_PC_RELATIVE: return 4; |
| |
| default: { |
| NOTREACHED() << "Invalid PdbFixup::Type: " << type << "."; |
| } |
| } |
| |
| return 0; |
| } |
| |
| bool PdbFixup::is_offset() const { |
| return type == TYPE_OFFSET_32BIT || |
| type == TYPE_OFFSET_8BIT; |
| } |
| |
| } // namespace pdb |