kopia lustrzana https://github.com/RPiks/pico-hf-oscillator
156 wiersze
3.7 KiB
C
156 wiersze
3.7 KiB
C
///////////////////////////////////////////////////////////////////////////////
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//
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// Roman Piksaykin [piksaykin@gmail.com], R2BDY, PhD
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// https://www.qrz.com/db/r2bdy
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//
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///////////////////////////////////////////////////////////////////////////////
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//
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//
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// hfconsole.c - Serial console of Raspberry Pi Pico.
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//
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// DESCRIPTION
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// -
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//
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// PLATFORM
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// Raspberry Pi pico.
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//
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// REVISION HISTORY
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// Rev 0.1 16 Dec 2023 Initial revision.
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//
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// PROJECT PAGE
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// https://github.com/RPiks/pico-hf-oscillator
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//
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// LICENCE
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// MIT License (http://www.opensource.org/licenses/mit-license.php)
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//
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// Copyright (c) 2023 by Roman Piksaykin
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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 "hfconsole.h"
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HFconsoleContext *HFconsoleInit(int uart_id, int baud)
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{
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assert_(uart_id < 2);
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HFconsoleContext *pctx = calloc(1, sizeof(HFconsoleContext));
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assert_(pctx);
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memset(pctx->buffer, 0, sizeof(pctx->buffer));
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pctx->_uart_id = uart_id;
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pctx->_uart_baudrate = baud;
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return pctx;
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}
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void HFconsoleDestroy(HFconsoleContext **pp)
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{
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if(pp && *pp)
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{
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free(*pp);
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*pp = NULL;
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}
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}
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void HFconsoleClear(HFconsoleContext *pc)
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{
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if(pc)
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{
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memset(pc->buffer, 0, sizeof(pc->buffer));
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pc->ix = 0;
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}
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}
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int HFconsoleProcess(HFconsoleContext *p, int ms)
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{
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const int ichr = getchar_timeout_us(ms);
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if(ichr < 0)
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{
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return -1;
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}
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switch(ichr)
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{
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case 13:
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HFconsoleEmitCommand(p);
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HFconsoleClear(p);
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printf("\n=> ");
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break;
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case 8:
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if(p->ix)
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{
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--p->ix;
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}
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printf("%c", ichr);
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break;
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default:
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p->buffer[p->ix++] = (char)ichr;
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printf("%c", ichr);
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break;
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}
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return 0;
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}
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int HFconsoleEmitCommand(HFconsoleContext *pc)
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{
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char *p = strchr(pc->buffer, ' ');
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if(p)
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{
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if(strlen(p) < 1)
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{
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return -1;
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}
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int narg = 0;
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const char* delimiters = ",. ";
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char* token = strtok(pc->buffer, delimiters);
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while (token)
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{
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++narg;
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token = strtok(NULL, delimiters);
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}
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if(pc->_pfwrapper)
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{
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*p = 0;
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(*pc->_pfwrapper)(pc->buffer, narg, p+1);
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}
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return 0;
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}
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else
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{
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if(pc->_pfwrapper)
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{
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(*pc->_pfwrapper)(pc->buffer, 0, pc->buffer);
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}
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}
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return 0;
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}
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void HFconsoleSetWrapper(HFconsoleContext *pc, void *pfwrapper)
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{
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assert_(pc);
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pc->_pfwrapper = pfwrapper;
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}
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