闲来无事，将Permission对照列出在下表，以便参考
| EmptyMask | 0x0000000000000000 | 0 |
| list/document | 0x000000000000XXXX | |
| ViewListItems | 0x0000000000000001 | 1 |
| AddListItems | 0x0000000000000002 | 2 |
| EditListItems | 0x0000000000000004 | 4 |
| DeleteListItems | 0x0000000000000008 | 8 |
| ApproveItems | 0x0000000000000010 | 16 |
| OpenItems | 0x0000000000000020 | 32 |
| ViewVersions | 0x0000000000000040 | 64 |
| DeleteVersions | 0x0000000000000080 | 128 |
| CancelCheckout | 0x0000000000000100 | 256 |
| ManagePersonalViews | 0x0000000000000200 | 512 |
| ManageLists | 0x0000000000000800 | 2048 |
| ViewFormPages | 0x0000000000001000 | 4096 |
| web level | 0x0000XXXXXXXX0000 | |
| Open | 0x0000000000010000 | 65536 |
| ViewPages | 0x0000000000020000 | 131072 |
| AddAndCustomizePages | 0x0000000000040000 | 262144 |
| ApplyThemeAndBorder | 0x0000000000080000 | 524288 |
| ApplyStyleSheets | 0x0000000000100000 | 1048576 |
| ViewUsageData | 0x0000000000200000 | 2097152 |
| CreateSSCSite | 0x0000000000400000 | 4194314 |
| ManageSubwebs | 0x0000000000800000 | 8388608 |
| CreateGroups | 0x0000000001000000 | 16777216 |
| ManagePermissions | 0x0000000002000000 | 33554432 |
| BrowseDirectories | 0x0000000004000000 | 67108864 |
| BrowseUserInfo | 0x0000000008000000 | 134217728 |
| AddDelPrivateWebParts | 0x0000000010000000 | 268435456 |
| UpdatePersonalWebParts | 0x0000000020000000 | 536870912 |
| ManageWeb | 0x0000000040000000 | 1073741824 |
| UseRemoteAPIs | 0x0000002000000000 | 137438953472 |
| ManageAlerts | 0x0000004000000000 | 274877906944 |
| CreateAlerts | 0x0000008000000000 | 549755813888 |
| EditMyUserInfo | 0x0000010000000000 | 1099511627776 |
| special | 0xXXXX000000000000 | |
| EnumeratePermissions | 0x4000000000000000 | 4611686018427387904 |
| FullMask | 0x7FFFFFFFFFFFFFFF | 9223372036854775807 |
