82 lines
2.8 KiB
C++
82 lines
2.8 KiB
C++
/*
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; Project: Open Vehicle Monitor System
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; Module: CAN dump framework
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; Date: 18th January 2018
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;
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; (C) 2018 Mark Webb-Johnson
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;
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; Permission is hereby granted, free of charge, to any person obtaining a copy
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; of this software and associated documentation files (the "Software"), to deal
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; in the Software without restriction, including without limitation the rights
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; to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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; copies of the Software, and to permit persons to whom the Software is
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; furnished to do so, subject to the following conditions:
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;
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; The above copyright notice and this permission notice shall be included in
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; all copies or substantial portions of the Software.
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;
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; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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; IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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; FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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; AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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; LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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; OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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; THE SOFTWARE.
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*/
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#include "ovms_log.h"
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static const char *TAG = "canformat-raw";
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#include "canformat_raw.h"
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#include <errno.h>
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#include <endian.h>
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#include "pcp.h"
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class OvmsCanFormatRawInit
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{
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public: OvmsCanFormatRawInit();
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} MyOvmsCanFormatRawInit __attribute__ ((init_priority (4505)));
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OvmsCanFormatRawInit::OvmsCanFormatRawInit()
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{
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ESP_LOGI(TAG, "Registering CAN Format: RAW (4505)");
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MyCanFormatFactory.RegisterCanFormat<canformat_raw>("raw");
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}
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canformat_raw::canformat_raw(const char* type)
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: canformat(type)
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{
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}
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canformat_raw::~canformat_raw()
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{
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}
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std::string canformat_raw::get(CAN_log_message_t* message)
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{
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CAN_log_message_t raw;
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memcpy(&raw,message,sizeof(raw));
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raw.origin = (canbus*)raw.origin->m_busnumber;
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return std::string((const char*)&raw,sizeof(CAN_log_message_t));
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}
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std::string canformat_raw::getheader(struct timeval *time)
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{
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return std::string("");
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}
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size_t canformat_raw::put(CAN_log_message_t* message, uint8_t *buffer, size_t len, bool* hasmore, canlogconnection* clc)
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{
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if (m_buf.FreeSpace()==0) SetServeDiscarding(true); // Buffer full, so discard from now on
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if (IsServeDiscarding()) return len; // Quick return if discarding
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size_t consumed = Stuff(buffer,len); // Stuff m_buf with as much as possible
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if (m_buf.UsedSpace() < sizeof(CAN_log_message_t)) return consumed; // Insufficient data so far
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*hasmore = true; // Call us again to see if we have more frames to process
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m_buf.Pop(sizeof(CAN_log_message_t), (uint8_t*)message);
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message->origin = MyCan.GetBus((int)message->origin);
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return consumed;
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}
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