Last change
on this file since 167 was
167,
checked in by (none), 14 years ago
|
Simeo: added final project and also older proof of concept code.
We used Git for version control, so look at the Git repo
in SIMEO/Simeo/ for more info.
|
File size:
837 bytes
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1 | #include <stdio.h> |
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2 | #include "MPIChannel.h" |
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3 | |
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4 | |
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5 | MPIChannel::MPIChannel(int dest, int tag, MPI_Comm comm) |
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6 | : Channel() |
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7 | { |
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8 | m_dest = dest; |
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9 | m_tag = tag; |
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10 | m_comm = comm; |
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11 | } |
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12 | |
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13 | MPIChannel::~MPIChannel() |
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14 | { |
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15 | } |
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16 | |
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17 | MPI_Comm MPIChannel::getMPIComm() |
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18 | { |
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19 | return m_comm; |
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20 | } |
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21 | |
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22 | int MPIChannel::getDest() |
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23 | { |
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24 | return m_dest; |
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25 | } |
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26 | |
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27 | int MPIChannel::getTag() |
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28 | { |
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29 | return m_tag; |
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30 | } |
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31 | |
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32 | int MPIChannel::read(void *buf, channel_datatype_t datatype, size_t count) |
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33 | { |
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34 | MPI_Status status; |
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35 | MPI_Recv(buf, count, datatype, m_dest, m_tag, MPI_COMM_WORLD, &status); |
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36 | return 0; |
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37 | } |
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38 | |
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39 | int MPIChannel::write(const void *buf, channel_datatype_t datatype, size_t count) |
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40 | { |
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41 | MPI_Send((void *) buf, count, datatype, m_dest, m_tag, MPI_COMM_WORLD); |
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42 | return 0; |
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43 | } |
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44 | |
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45 | int MPIChannel::available() |
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46 | { |
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47 | int flag; |
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48 | MPI_Status status; |
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49 | |
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50 | MPI_Iprobe(m_dest, m_tag, MPI_COMM_WORLD, &flag, &status); |
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51 | |
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52 | return flag; |
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53 | } |
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