Turns out that there's no convenient equivalent of strncmp()
in the Windows kernel. RtlEqualString() works on STRING *
pointers which are different from the CHAR * pointers.
In this patch, we add support for such a function for comparing
strings.
Signed-off-by: Nithin Raju <nit...@vmware.com>
---
datapath-windows/ovsext/Util.c | 12 ++++++++++++
datapath-windows/ovsext/Util.h | 3 +++
2 files changed, 15 insertions(+), 0 deletions(-)
diff --git a/datapath-windows/ovsext/Util.c b/datapath-windows/ovsext/Util.c
index 51360a8..be2b829 100644
--- a/datapath-windows/ovsext/Util.c
+++ b/datapath-windows/ovsext/Util.c
@@ -87,3 +87,15 @@ OvsAppendList(PLIST_ENTRY dst, PLIST_ENTRY src)
src->Flink = src;
src->Blink = src;
}
+
+BOOLEAN
+OvsCompareString(PVOID string1, UINT32 size1,
+ PVOID string2, UINT32 size2)
+{
+ if (size1 == size2 &&
+ RtlCompareMemory(string1, string2, size1) == size1) {
+ return TRUE;
+ }
+
+ return FALSE;
+}
diff --git a/datapath-windows/ovsext/Util.h b/datapath-windows/ovsext/Util.h
index c45d488..3e21af6 100644
--- a/datapath-windows/ovsext/Util.h
+++ b/datapath-windows/ovsext/Util.h
@@ -75,4 +75,7 @@ VOID OvsAppendList(PLIST_ENTRY dst, PLIST_ENTRY src);
#define BIT16(_x) ((UINT16)0x1 << (_x))
#define BIT32(_x) ((UINT32)0x1 << (_x))
+BOOLEAN OvsCompareString(PVOID string1, UINT32 size1,
+ PVOID string2, UINT32 size2);
+
#endif /* __UTIL_H_ */
--
1.7.4.1
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