diff options
Diffstat (limited to 'Library/CommonLib/EfiMem.c')
-rw-r--r-- | Library/CommonLib/EfiMem.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/Library/CommonLib/EfiMem.c b/Library/CommonLib/EfiMem.c index d9386c0..872d3de 100644 --- a/Library/CommonLib/EfiMem.c +++ b/Library/CommonLib/EfiMem.c @@ -72,3 +72,30 @@ PrepareMemory( *mem = buf;
return status;
}
+
+//////////////////////////////////////////////////////////////////////////
+// Memory misc
+//////////////////////////////////////////////////////////////////////////
+EFI_STATUS MemoryHasPattern (
+ CONST VOID* buffer,
+ UINTN bufferLen,
+ CONST VOID* pattern,
+ UINTN patternLen)
+{
+ EFI_STATUS status = EFI_NOT_FOUND;
+ if (patternLen <= bufferLen)
+ {
+ UINTN i;
+ CONST UINT8* memPtr = (CONST UINT8*) buffer;
+ for (i = 0; i <= (bufferLen - patternLen); ++i)
+ {
+ if (CompareMem (&memPtr[i], pattern, patternLen) == 0)
+ {
+ status = EFI_SUCCESS;
+ break;
+ }
+ }
+ }
+
+ return status;
+}
|