174 lines
5.6 KiB
C++
174 lines
5.6 KiB
C++
/*===========================================================================
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FILE:
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Gobi3000TranslationVoice.cpp
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DESCRIPTION:
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QUALCOMM Translation for Gobi 3000 (Voice Service for USSD)
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Copyright (c) 2013, The Linux Foundation. All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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* Neither the name of The Linux Foundation nor the names of its
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contributors may be used to endorse or promote products derived from
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this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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==========================================================================*/
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//---------------------------------------------------------------------------
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// Include Files
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//---------------------------------------------------------------------------
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#include "Gobi3000Translation.h"
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//---------------------------------------------------------------------------
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// Pragmas (pack structs)
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//---------------------------------------------------------------------------
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#pragma pack( push, 1 )
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/*=========================================================================*/
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// Struct sUSSDInfo
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// Struct to represent USSD/Alpha information header
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/*=========================================================================*/
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struct sUSSDInfoHdr
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{
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public:
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BYTE mDCS;
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BYTE mLength;
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// Data of 'mLength' follows
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};
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//---------------------------------------------------------------------------
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// Pragmas
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//---------------------------------------------------------------------------
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#pragma pack( pop )
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/*===========================================================================
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METHOD:
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PackOriginateUSSD
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DESCRIPTION:
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This function initiates a USSD operation
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PARAMETERS:
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pOutLen [I/O] - Upon input the maximum number of BYTEs pOut can
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contain, upon output the number of BYTEs copied
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to pOut
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pOut [ O ] - Output buffer
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pInfo [ I ] - USSD information
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RETURN VALUE:
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ULONG - Return code
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===========================================================================*/
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ULONG PackOriginateUSSD(
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ULONG * pOutLen,
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BYTE * pOut,
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BYTE * pInfo )
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{
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// Validate arguments
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if (pOut == 0 || pInfo == 0)
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{
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return eGOBI_ERR_INVALID_ARG;
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}
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const WORD INFO_HDR_SZ = sizeof( sUSSDInfoHdr );
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// This assumes that pInfo is at least 2 bytes long
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sUSSDInfoHdr * pInInfo = (sUSSDInfoHdr *)pInfo;
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WORD infoLen = pInInfo->mLength + INFO_HDR_SZ;
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// Check size
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if (*pOutLen < sizeof( sQMIRawContentHeader ) + infoLen)
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{
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return eGOBI_ERR_BUFFER_SZ;
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}
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// Add pInfo
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sQMIRawContentHeader * pHeader = (sQMIRawContentHeader*)pOut;
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pHeader->mTypeID = 0x01;
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pHeader->mLength = infoLen;
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ULONG offset = sizeof( sQMIRawContentHeader );
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// No pTLVx01 since pInfo is our TLV
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memcpy( (pOut + offset), pInfo, infoLen );
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offset += infoLen;
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*pOutLen = offset;
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return eGOBI_ERR_NONE;
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}
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/*===========================================================================
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METHOD:
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PackAnswerUSSD
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DESCRIPTION:
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This function responds to a USSD request from the network
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PARAMETERS:
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pOutLen [I/O] - Upon input the maximum number of BYTEs pOut can
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contain, upon output the number of BYTEs copied
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to pOut
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pOut [ O ] - Output buffer
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pInfo [ I ] - USSD information
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RETURN VALUE:
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ULONG - Return code
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===========================================================================*/
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ULONG PackAnswerUSSD(
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ULONG * pOutLen,
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BYTE * pOut,
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BYTE * pInfo )
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{
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// Validate arguments
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if (pOut == 0 || pInfo == 0)
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{
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return eGOBI_ERR_INVALID_ARG;
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}
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const WORD INFO_HDR_SZ = sizeof( sUSSDInfoHdr );
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// This assumes that pInfo is at least 2 bytes long
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sUSSDInfoHdr * pInInfo = (sUSSDInfoHdr *)pInfo;
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WORD infoLen = pInInfo->mLength + INFO_HDR_SZ;
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// Check size
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if (*pOutLen < sizeof( sQMIRawContentHeader ) + infoLen)
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{
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return eGOBI_ERR_BUFFER_SZ;
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}
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sQMIRawContentHeader * pHeader = (sQMIRawContentHeader*)pOut;
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pHeader->mTypeID = 0x01;
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pHeader->mLength = infoLen;
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ULONG offset = sizeof( sQMIRawContentHeader );
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// No pTLVx01 since pInfo is our TLV
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memcpy( (pOut + offset), pInfo, infoLen );
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offset += infoLen;
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*pOutLen = offset;
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return eGOBI_ERR_NONE;
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}
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