lib3mf :

- primo commit.
2021-09-07 16:50:23 +02:00
parent a5a65b4c8d
commit f8c998f6ff
633 changed files with 108631 additions and 0 deletions
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+/*++
+
+Copyright (C) 2019 3MF Consortium
+
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without modification,
+are permitted provided that the following conditions are met:
+
+1. Redistributions of source code must retain the above copyright notice, this
+list of conditions and the following disclaimer.
+2. Redistributions in binary form must reproduce the above copyright notice,
+this list of conditions and the following disclaimer in the documentation
+and/or other materials provided with the distribution.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
+ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+Abstract:
+
+NMR_ExportStream_Memory.cpp implements the ExportStream to Memory Class.
+
+--*/
+
+#include "Common/Platform/NMR_ExportStream_Memory.h"
+#include "Common/NMR_Exception.h"
+
+namespace NMR {
+
+	CExportStreamMemory::CExportStreamMemory() {
+		m_Position = 0;
+	}
+
+	nfBool CExportStreamMemory::seekPosition(_In_ nfUint64 position, _In_ nfBool bHasToSucceed) {
+		if (position >= m_Buffer.size() && bHasToSucceed) {
+			throw CNMRException(NMR_ERROR_COULDNOTSEEKSTREAM);
+		}
+		m_Position = position;
+		return true;
+	}
+
+	nfBool CExportStreamMemory::seekForward(_In_ nfUint64 bytes, _In_ nfBool bHasToSucceed) {
+		if (bytes + m_Position >= m_Buffer.size() && bHasToSucceed) {
+			throw CNMRException(NMR_ERROR_COULDNOTSEEKSTREAM);
+		}
+		m_Position = bytes + m_Position;
+		return true;
+	}
+
+	nfBool CExportStreamMemory::seekFromEnd(_In_ nfUint64 bytes, _In_ nfBool bHasToSucceed) {
+		if (bytes >= m_Buffer.size() && bHasToSucceed) {
+			throw CNMRException(NMR_ERROR_COULDNOTSEEKSTREAM);
+		}
+		m_Position = m_Buffer.size() - bytes;
+		return true;
+	}
+
+	nfUint64 CExportStreamMemory::getPosition() {
+		return m_Position;
+	}
+
+	nfUint64 CExportStreamMemory::writeBuffer(_In_ const void * pBuffer, _In_ nfUint64 cbTotalBytesToWrite) {
+		nfByte *pByteBuffer = (nfByte *)pBuffer;
+		if ((m_Position + cbTotalBytesToWrite) > m_Buffer.size()) {
+			m_Buffer.resize(static_cast<size_t>(m_Position + cbTotalBytesToWrite));
+		}
+		for (nfUint64 i = 0; i < cbTotalBytesToWrite; i++) {
+			m_Buffer[static_cast<size_t>(m_Position + i)] = pByteBuffer[i];
+		}
+		m_Position += cbTotalBytesToWrite;
+		return cbTotalBytesToWrite;
+	}
+
+	nfUint64 CExportStreamMemory::getDataSize() {
+		return m_Buffer.size();
+	}
+
+	const nfByte *CExportStreamMemory::getData() {
+		return m_Buffer.data();
+	}
+
+}