[PATCH 07/16] ncrypt: Implement NCryptDeleteKey

From: Ariel Darshan

Signed-off-by: Ariel Darshan 
---
 dlls/ncrypt/main.c | 30 ++++++++++++++++++++++++++++--
 include/ncrypt.h   |  1 +
 2 files changed, 29 insertions(+), 2 deletions(-)

diff --git a/dlls/ncrypt/main.c b/dlls/ncrypt/main.c
index 4189132c395..63687850b55 100644
--- a/dlls/ncrypt/main.c
+++ b/dlls/ncrypt/main.c
@@ -95,8 +95,34 @@ SECURITY_STATUS WINAPI NCryptDecrypt(NCRYPT_KEY_HANDLE key, BYTE *input, DWORD i

SECURITY_STATUS WINAPI NCryptDeleteKey(NCRYPT_KEY_HANDLE key, DWORD flags)
 {
-    FIXME("(0x%lx, 0x%08x): stub\n", key, flags);
-    return NTE_NOT_SUPPORTED;
+    struct ncrypt_key_instance *keyInstance;
+    struct ncrypt_provider_instance *providerInstance;
+    SECURITY_STATUS ret;
+
+    TRACE("(0x%lx, 0x%08x)", key, flags);
+
+    if (!key)
+    {
+        return NTE_INVALID_HANDLE;
+    }
+    keyInstance = handle2key(key);
+
+    if (!keyInstance->provider)
+    {
+        return NTE_INVALID_HANDLE;
+    }
+    providerInstance = handle2provider(keyInstance->provider);
+
+    ret = providerInstance->functions.DeleteKey(providerInstance->kspHandle, keyInstance->kspHandle, flags);
+    if (ret != ERROR_SUCCESS)
+    {
+        return ret;
+    }
+    keyInstance->kspHandle = 0;
+
+    free_key(key);
+
+    return ret;
 }

SECURITY_STATUS WINAPI NCryptEncrypt(NCRYPT_KEY_HANDLE key, BYTE *input, DWORD insize, void *padding,
diff --git a/include/ncrypt.h b/include/ncrypt.h
index b78fa3aeae7..22f9c67ebb6 100644
--- a/include/ncrypt.h
+++ b/include/ncrypt.h
@@ -76,6 +76,7 @@ typedef ULONG_PTR NCRYPT_SECRET_HANDLE;

SECURITY_STATUS WINAPI NCryptCreatePersistedKey(NCRYPT_PROV_HANDLE, NCRYPT_KEY_HANDLE *, const WCHAR *, const WCHAR *, DWORD, DWORD);
 SECURITY_STATUS WINAPI NCryptDecrypt(NCRYPT_KEY_HANDLE, BYTE *, DWORD, void *, BYTE *, DWORD, DWORD *, DWORD);
+SECURITY_STATUS WINAPI NCryptDeleteKey(NCRYPT_KEY_HANDLE, DWORD);
 SECURITY_STATUS WINAPI NCryptEncrypt(NCRYPT_KEY_HANDLE, BYTE *, DWORD, void *, BYTE *, DWORD, DWORD *, DWORD);
 SECURITY_STATUS WINAPI NCryptEnumStorageProviders(DWORD *, NCryptProviderName **, DWORD);
 SECURITY_STATUS WINAPI NCryptFinalizeKey(NCRYPT_KEY_HANDLE, DWORD);