Milestone 5: deliver embedded RDP sessions and lifecycle hardening

third_party/FreeRDP/libfreerdp/codec/xcrush.h

@@ -0,0 +1,61 @@
+/**
+ * FreeRDP: A Remote Desktop Protocol Implementation
+ * XCrush (RDP6.1) Bulk Data Compression
+ *
+ * Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com>
+ *
+ * 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 FREERDP_CODEC_XCRUSH_H
+#define FREERDP_CODEC_XCRUSH_H
+
+#include <freerdp/api.h>
+#include <freerdp/types.h>
+
+#include "mppc.h"
+
+typedef struct s_XCRUSH_CONTEXT XCRUSH_CONTEXT;
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+	WINPR_ATTR_NODISCARD
+	FREERDP_LOCAL int xcrush_compress(XCRUSH_CONTEXT* WINPR_RESTRICT xcrush,
+	                                  const BYTE* WINPR_RESTRICT pSrcData, UINT32 SrcSize,
+	                                  BYTE* WINPR_RESTRICT pDstBuffer,
+	                                  const BYTE** WINPR_RESTRICT ppDstData,
+	                                  UINT32* WINPR_RESTRICT pDstSize,
+	                                  UINT32* WINPR_RESTRICT pFlags);
+
+	WINPR_ATTR_NODISCARD
+	FREERDP_LOCAL int xcrush_decompress(XCRUSH_CONTEXT* WINPR_RESTRICT xcrush,
+	                                    const BYTE* WINPR_RESTRICT pSrcData, UINT32 SrcSize,
+	                                    const BYTE** WINPR_RESTRICT ppDstData,
+	                                    UINT32* WINPR_RESTRICT pDstSize, UINT32 flags);
+
+	FREERDP_LOCAL void xcrush_context_reset(XCRUSH_CONTEXT* WINPR_RESTRICT xcrush, BOOL flush);
+
+	FREERDP_LOCAL void xcrush_context_free(XCRUSH_CONTEXT* xcrush);
+
+	WINPR_ATTR_MALLOC(xcrush_context_free, 1)
+	WINPR_ATTR_NODISCARD
+	FREERDP_LOCAL XCRUSH_CONTEXT* xcrush_context_new(BOOL Compressor);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* FREERDP_CODEC_XCRUSH_H */