2.74
Fork of ExperimentServer by
ExperimentServer.cpp@1:63635482312f, 2015-08-11 (annotated)
- Committer:
- pwensing
- Date:
- Tue Aug 11 21:14:17 2015 +0000
- Revision:
- 1:63635482312f
- Parent:
- 0:85e387719efd
- Child:
- 2:bb4b95f37896
cleaned up cpp
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
pwensing | 0:85e387719efd | 1 | #include "ExperimentServer.h" |
pwensing | 0:85e387719efd | 2 | #include "EthernetInterface.h" |
pwensing | 0:85e387719efd | 3 | |
pwensing | 0:85e387719efd | 4 | ExperimentServer::ExperimentServer() { |
pwensing | 0:85e387719efd | 5 | _terminal = NULL; |
pwensing | 0:85e387719efd | 6 | _data_cnt = 0; |
pwensing | 0:85e387719efd | 7 | } |
pwensing | 0:85e387719efd | 8 | |
pwensing | 1:63635482312f | 9 | void ExperimentServer::attachTerminal( Serial & terminal) { |
pwensing | 0:85e387719efd | 10 | _terminal = &terminal; |
pwensing | 0:85e387719efd | 11 | } |
pwensing | 0:85e387719efd | 12 | |
pwensing | 1:63635482312f | 13 | void ExperimentServer::init(const char * ip_addr, const char * subnet_mask, const char * gateway, unsigned int port) { |
pwensing | 1:63635482312f | 14 | if(_terminal!=NULL) { |
pwensing | 0:85e387719efd | 15 | _terminal->printf("\n==============================\nStarting Server\n"); |
pwensing | 0:85e387719efd | 16 | _terminal->printf("...Intializing Ethernet\n"); |
pwensing | 0:85e387719efd | 17 | } |
pwensing | 0:85e387719efd | 18 | _eth.init(ip_addr,subnet_mask,gateway); |
pwensing | 0:85e387719efd | 19 | |
pwensing | 0:85e387719efd | 20 | if(_terminal!=NULL) |
pwensing | 0:85e387719efd | 21 | _terminal->printf("...Connecting\n"); |
pwensing | 0:85e387719efd | 22 | _eth.connect(); |
pwensing | 0:85e387719efd | 23 | |
pwensing | 0:85e387719efd | 24 | if(_terminal!=NULL) |
pwensing | 0:85e387719efd | 25 | _terminal->printf("...Ethernet IP Address is %s\n", _eth.getIPAddress()); |
pwensing | 0:85e387719efd | 26 | |
pwensing | 0:85e387719efd | 27 | _server.bind(port); |
pwensing | 0:85e387719efd | 28 | if(_terminal!=NULL) |
pwensing | 0:85e387719efd | 29 | _terminal->printf("...Listening on Port %d\n", port); |
pwensing | 0:85e387719efd | 30 | } |
pwensing | 0:85e387719efd | 31 | |
pwensing | 1:63635482312f | 32 | int ExperimentServer::getParams(float params[], int num_params) { |
pwensing | 1:63635482312f | 33 | if(_terminal!=NULL) { |
pwensing | 0:85e387719efd | 34 | _terminal->printf("\n========================\nNew Experiment\n"); |
pwensing | 0:85e387719efd | 35 | _terminal->printf("...Waiting for parameters...\n"); |
pwensing | 0:85e387719efd | 36 | } |
pwensing | 0:85e387719efd | 37 | |
pwensing | 0:85e387719efd | 38 | int n = _server.receiveFrom(_client,(char *) params, sizeof(params)*sizeof(float)); |
pwensing | 1:63635482312f | 39 | if ( (n% 4) > 0 ) { |
pwensing | 0:85e387719efd | 40 | if(_terminal!=NULL) |
pwensing | 0:85e387719efd | 41 | _terminal->printf("ERROR: input data bad size\n"); |
pwensing | 0:85e387719efd | 42 | return false; |
pwensing | 0:85e387719efd | 43 | } |
pwensing | 1:63635482312f | 44 | if ( n / 4 != num_params) { |
pwensing | 0:85e387719efd | 45 | if(_terminal!=NULL) |
pwensing | 0:85e387719efd | 46 | _terminal->printf("ERROR: input data bad size\n"); |
pwensing | 0:85e387719efd | 47 | return false; |
pwensing | 0:85e387719efd | 48 | } |
pwensing | 0:85e387719efd | 49 | |
pwensing | 1:63635482312f | 50 | if(_terminal!=NULL) { |
pwensing | 0:85e387719efd | 51 | _terminal->printf("...Received input from: %s\n", _client.get_address()); |
pwensing | 0:85e387719efd | 52 | _terminal->printf("...Parameters: \n"); |
pwensing | 1:63635482312f | 53 | for ( int j = 0 ; j < n/sizeof(float) ; j++) { |
pwensing | 0:85e387719efd | 54 | _terminal->printf(" %d) %f\n",j+1,params[j]); |
pwensing | 0:85e387719efd | 55 | } |
pwensing | 0:85e387719efd | 56 | } |
pwensing | 0:85e387719efd | 57 | return true; |
pwensing | 0:85e387719efd | 58 | } |
pwensing | 0:85e387719efd | 59 | void ExperimentServer::flushBuffer() { |
pwensing | 0:85e387719efd | 60 | if(_data_cnt > 0) { |
pwensing | 0:85e387719efd | 61 | _server.sendTo(_client,(char*) _buffer, 4*_data_cnt ); |
pwensing | 0:85e387719efd | 62 | _data_cnt = 0; |
pwensing | 0:85e387719efd | 63 | } |
pwensing | 0:85e387719efd | 64 | } |
pwensing | 0:85e387719efd | 65 | |
pwensing | 0:85e387719efd | 66 | void ExperimentServer::sendData(float data_output[], int data_size) { |
pwensing | 1:63635482312f | 67 | if( data_size + _data_cnt > _MAX_BUFFER_SIZE) { |
pwensing | 0:85e387719efd | 68 | flushBuffer(); |
pwensing | 0:85e387719efd | 69 | } |
pwensing | 0:85e387719efd | 70 | for(int j = 0; j < data_size; j++) { |
pwensing | 0:85e387719efd | 71 | _buffer[ _data_cnt++ ] = data_output[j]; |
pwensing | 0:85e387719efd | 72 | } |
pwensing | 0:85e387719efd | 73 | } |
pwensing | 0:85e387719efd | 74 | void ExperimentServer::setExperimentComplete() { |
pwensing | 0:85e387719efd | 75 | flushBuffer(); |
pwensing | 0:85e387719efd | 76 | } |