Own fork of MbedSmartRest
Dependents: MbedSmartRestMain MbedSmartRestMain
Fork of MbedSmartRest by
MbedDataSink.cpp
- Committer:
- xinlei
- Date:
- 2015-02-16
- Revision:
- 14:56478403e340
- Parent:
- 0:099f76422485
- Child:
- 17:b3a4b4bdfc59
File content as of revision 14:56478403e340:
/* * MbedDataSink.cpp * * Created on: Feb 1, 2013 * * Authors: Vincent Wochnik <v.wochnik@gmail.com> * * Copyright (c) 2013 Cumulocity GmbH * * Permission is hereby granted, free of charge, to any person obtaining * a copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sublicense, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice shall be * included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ #include "MbedDataSink.h" #include "MbedClient.h" #include <stdlib.h> #include <string.h> #include "mbed.h" size_t packetSize = 0; MbedDataSink::MbedDataSink(TCPSocketConnection& sock) : _len(0), _sock(sock) { } MbedDataSink::~MbedDataSink() { } size_t MbedDataSink::write(char c) { while (MBED_SINK_BUFFER_SIZE - _len < 1) { if (!send()) return 0; } _buf[_len++] = c; ++packetSize; return 1; } size_t MbedDataSink::write(void *buf, size_t length) { size_t sent = 0, len; while (sent < length) { while (MBED_SINK_BUFFER_SIZE - _len < 1) { if (!send()) return 0; } if (MBED_SINK_BUFFER_SIZE - _len >= length-sent) len = length-sent; else len = MBED_SINK_BUFFER_SIZE - _len; memcpy(_buf+_len, (char*)buf+sent, len); _len += len; sent += len; } packetSize += length; return length; } size_t MbedDataSink::write(const char *str) { return write((void*)str, strlen(str)); } size_t MbedDataSink::write(unsigned long number) { char str[24]; packetSize += snprintf(str, 24, "%lu", number); return write(str); } bool MbedDataSink::flush() { while (_len > 0) { if (!send()) return false; } return true; } bool MbedDataSink::send() { int ret; if (!_sock.is_connected()) return false; _sock.set_blocking(true); ret = _sock.send(_buf, _len); //TODO: fix bug in u-blox so no longer wait is needed wait(0.5); if (ret < 0){ puts("Send failed."); return false; } // move rest of buffer if ((ret > 0) && (ret < _len)) memmove(_buf, _buf+ret, _len-ret); _len -= ret; return true; } void MbedDataSink::reset() { _len = 0; }