mirror of https://github.com/acidanthera/audk.git
861c8dff2f
This solution is equivalent to DXE core. AllocatePool() allocates POOL_TAIL after the buffer. This POOL_TAIL is checked at FreePool(). If the there is buffer overflow, the issue can be caught at FreePool(). This patch could also handle the eight-byte aligned allocation requirement. The discussion related to the eight-byte aligned allocation requirement is at https://lists.01.org/pipermail/edk2-devel/2017-April/009995.html. According to the PI spec (Vol 4, Section 3.2 SmmAllocatePool()): The SmmAllocatePool() function ... All allocations are eight-byte aligned. Cc: Jiewen Yao <jiewen.yao@intel.com> Cc: Hao Wu <hao.a.wu@intel.com> Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Star Zeng <star.zeng@intel.com> Reviewed-by: Jiewen Yao <jiewen.yao@intel.com> Reviewed-by: Hao Wu <hao.a.wu@intel.com> |
||
|---|---|---|
| .. | ||
| Dependency.c | ||
| Dispatcher.c | ||
| Handle.c | ||
| InstallConfigurationTable.c | ||
| Locate.c | ||
| MemoryAttributesTable.c | ||
| Notify.c | ||
| Page.c | ||
| PiSmmCore.c | ||
| PiSmmCore.h | ||
| PiSmmCore.inf | ||
| PiSmmCore.uni | ||
| PiSmmCoreExtra.uni | ||
| PiSmmCorePrivateData.h | ||
| PiSmmIpl.c | ||
| PiSmmIpl.inf | ||
| PiSmmIpl.uni | ||
| PiSmmIplExtra.uni | ||
| Pool.c | ||
| Smi.c | ||
| SmiHandlerProfile.c | ||
| SmramProfileRecord.c | ||