Milestone 5: deliver embedded RDP sessions and lifecycle hardening

third_party/FreeRDP/winpr/libwinpr/crypto/rc4.h

@@ -0,0 +1,35 @@
+/**
+ * WinPR: Windows Portable Runtime
+ * RC4 implementation for RDP
+ *
+ * Copyright 2023 Armin Novak <anovak@thincast.com>
+ * Copyright 2023 Thincast Technologies GmbH
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#ifndef WINPR_RC4_H
+#define WINPR_RC4_H
+
+#include <winpr/wtypes.h>
+#include <winpr/winpr.h>
+
+typedef struct winpr_int_rc4_ctx winpr_int_RC4_CTX;
+
+void winpr_int_rc4_free(winpr_int_RC4_CTX* ctx);
+
+WINPR_ATTR_MALLOC(winpr_int_rc4_free, 1)
+WINPR_ATTR_NODISCARD
+winpr_int_RC4_CTX* winpr_int_rc4_new(const BYTE* key, size_t keylength);
+BOOL winpr_int_rc4_update(winpr_int_RC4_CTX* ctx, size_t length, const BYTE* input, BYTE* output);
+
+#endif