| 1 | #include "buffer_pair.hpp" |
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| 2 | |
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| 3 | #include "impi_interface.hpp" |
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| 4 | |
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| 5 | namespace xmlioserver |
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| 6 | { |
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| 7 | namespace comm |
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| 8 | { |
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| 9 | /// ////////////////////// Définitions ////////////////////// /// |
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| 10 | CBufferPair::CBufferPair(MPIComm com_client_server) |
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| 11 | : com_client_server(com_client_server) |
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| 12 | , first(BUFFER_CLIENT_SIZE), second(BUFFER_CLIENT_SIZE) |
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| 13 | , first_request(mpi_request_null), second_request(mpi_request_null) |
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| 14 | , currentBuffer(0) |
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| 15 | { /* Ne rien faire de plus */ } |
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| 16 | |
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| 17 | CBufferPair::~CBufferPair(void) |
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| 18 | { /* Ne rien faire de plus */ } |
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| 19 | |
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| 20 | ///-------------------------------------------------------------- |
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| 21 | |
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| 22 | bool CBufferPair::mustBeSent(void) |
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| 23 | { |
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| 24 | if ((currentBuffer == 0) && (first.getUsedSize() != 0) && |
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| 25 | ((second_request == mpi_request_null) || CMPIManager::Test (second_request))) |
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| 26 | return (true); |
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| 27 | |
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| 28 | if ((currentBuffer == 1) && (second.getUsedSize() != 0) && |
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| 29 | ((first_request == mpi_request_null) || CMPIManager::Test (first_request))) |
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| 30 | return (true); |
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| 31 | |
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| 32 | return (false); |
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| 33 | } |
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| 34 | |
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| 35 | //--------------------------------------------------------------- |
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| 36 | |
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| 37 | int CBufferPair::wait(void) |
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| 38 | { |
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| 39 | if (this->currentBuffer == 0) |
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| 40 | { |
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| 41 | CMPIManager::Wait(this->second_request); |
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| 42 | this->second_request = mpi_request_null; |
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| 43 | return (this->second_request); |
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| 44 | } |
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| 45 | else |
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| 46 | { |
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| 47 | CMPIManager::Wait(this->first_request); |
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| 48 | this->first_request = mpi_request_null; |
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| 49 | return (this->first_request); |
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| 50 | } |
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| 51 | } |
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| 52 | |
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| 53 | //--------------------------------------------------------------- |
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| 54 | |
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| 55 | void CBufferPair::sendCurrentBuffer(void) |
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| 56 | { |
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| 57 | if (this->currentBuffer == 0) |
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| 58 | { |
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| 59 | CMPIManager::SendLinearBuffer |
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| 60 | (this->com_client_server, 0, this->first, this->first_request); |
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| 61 | this->currentBuffer = 1; |
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| 62 | this->second_request = mpi_request_null; |
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| 63 | this->second.clear(); |
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| 64 | } |
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| 65 | else if(this->currentBuffer == 1) |
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| 66 | { |
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| 67 | CMPIManager::SendLinearBuffer |
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| 68 | (this->com_client_server, 0, this->second, this->second_request); |
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| 69 | this->currentBuffer = 0; |
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| 70 | this->first_request = mpi_request_null; |
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| 71 | this->first.clear(); |
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| 72 | } |
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| 73 | } |
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| 74 | |
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| 75 | //--------------------------------------------------------------- |
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| 76 | |
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| 77 | CLinearBuffer & CBufferPair::getCurrentBuffer(void) |
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| 78 | { |
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| 79 | if (currentBuffer == 0) return (this->first); |
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| 80 | return (this->second); |
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| 81 | } |
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| 82 | |
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| 83 | ///-------------------------------------------------------------- |
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| 84 | |
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| 85 | } // namespace tree |
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| 86 | } // namespace xmlioserver |
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| 87 | |
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