update esppilight lib
content of the library is not filtered on 433mhz only
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@@ -0,0 +1,292 @@
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/*
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* avrdude - A Downloader/Uploader for AVR device programmers
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* Copyright (C) 2003-2004 Theodore A. Roth <troth@openavr.org>
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* Copyright (C) 2006 Joerg Wunsch <j@uriah.heep.sax.de>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/* $Id: ser_win32.c 1294 2014-03-12 23:03:18Z joerg_wunsch $ */
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/*
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* Native Win32 serial interface for avrdude.
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*/
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#ifdef _WIN32
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#include <windows.h>
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#include <stdio.h>
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#include <ctype.h>
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#include "../pilight/core/log.h"
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#include "../pilight/core/mem.h"
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#include "serial.h"
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long serial_recv_timeout = 5000; /* ms */
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#define W32SERBUFSIZE 1024
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static BOOL serial_w32SetTimeOut(HANDLE hComPort, DWORD timeout) {
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COMMTIMEOUTS ctmo;
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ZeroMemory (&ctmo, sizeof(COMMTIMEOUTS));
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ctmo.ReadIntervalTimeout = timeout;
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ctmo.ReadTotalTimeoutMultiplier = timeout;
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ctmo.ReadTotalTimeoutConstant = timeout;
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return SetCommTimeouts(hComPort, &ctmo);
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}
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static int ser_setspeed(union filedescriptor *fd, long baud) {
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DCB dcb;
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HANDLE hComPort = (HANDLE)fd->pfd;
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ZeroMemory (&dcb, sizeof(DCB));
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dcb.DCBlength = sizeof(DCB);
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dcb.BaudRate = baud;
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dcb.fBinary = 1;
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dcb.fDtrControl = DTR_CONTROL_DISABLE;
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dcb.fRtsControl = RTS_CONTROL_DISABLE;
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dcb.ByteSize = 8;
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dcb.Parity = NOPARITY;
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dcb.StopBits = ONESTOPBIT;
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if(!SetCommState(hComPort, &dcb)) {
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return -1;
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}
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return 0;
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}
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static int ser_open(char * port, union pinfo pinfo, union filedescriptor *fdp) {
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LPVOID lpMsgBuf;
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HANDLE hComPort=INVALID_HANDLE_VALUE;
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char *newname = 0;
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if(strncasecmp(port, "com", strlen("com")) == 0) {
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// prepend "\\\\.\\" to name, required for port # >= 10
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newname = MALLOC(strlen("\\\\.\\") + strlen(port) + 1);
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if(newname == NULL) {
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fprintf(stderr, "out of memory\n");
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exit(EXIT_FAILURE);
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}
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strcpy(newname, "\\\\.\\");
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strcat(newname, port);
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port = newname;
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}
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hComPort = CreateFile(port, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
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if(hComPort == INVALID_HANDLE_VALUE) {
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FormatMessage(
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FORMAT_MESSAGE_ALLOCATE_BUFFER |
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FORMAT_MESSAGE_FROM_SYSTEM |
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FORMAT_MESSAGE_IGNORE_INSERTS,
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NULL,
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GetLastError(),
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MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // Default language
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(LPTSTR) &lpMsgBuf,
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0,
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NULL);
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logprintf(LOG_ERR, "ser_open(): can't open device \"%s\": %s", port, (char*)lpMsgBuf);
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if(newname != NULL) {
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FREE(newname);
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}
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LocalFree(lpMsgBuf);
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return -1;
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}
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if(!SetupComm(hComPort, W32SERBUFSIZE, W32SERBUFSIZE)) {
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CloseHandle(hComPort);
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logprintf(LOG_ERR, "ser_open(): can't set buffers for \"%s\"", port);
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if(newname != NULL) {
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FREE(newname);
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}
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return -1;
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}
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fdp->pfd = (void *)hComPort;
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if(ser_setspeed(fdp, pinfo.baud) != 0) {
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CloseHandle(hComPort);
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logprintf(LOG_ERR, "ser_open(): can't set com-state for \"%s\"", port);
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if(newname != NULL) {
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FREE(newname);
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}
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return -1;
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}
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if(!serial_w32SetTimeOut(hComPort, 0)) {
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CloseHandle(hComPort);
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logprintf(LOG_ERR, "ser_open(): can't set initial timeout for \"%s\"", port);
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if(newname != NULL) {
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FREE(newname);
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}
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return -1;
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}
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if(newname != NULL) {
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FREE(newname);
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}
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return 0;
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}
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static void ser_close(union filedescriptor *fd) {
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HANDLE hComPort=(HANDLE)fd->pfd;
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if(hComPort != INVALID_HANDLE_VALUE) {
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CloseHandle (hComPort);
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}
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hComPort = INVALID_HANDLE_VALUE;
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}
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static int ser_set_dtr_rts(union filedescriptor *fd, int is_on) {
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HANDLE hComPort=(HANDLE)fd->pfd;
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if(is_on > 0) {
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EscapeCommFunction(hComPort, SETDTR);
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EscapeCommFunction(hComPort, SETRTS);
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} else {
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EscapeCommFunction(hComPort, CLRDTR);
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EscapeCommFunction(hComPort, CLRRTS);
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}
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return 0;
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}
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static int ser_send(union filedescriptor *fd, unsigned char *buf, size_t buflen) {
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size_t len = buflen;
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DWORD written;
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HANDLE hComPort = (HANDLE)fd->pfd;
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if(hComPort == INVALID_HANDLE_VALUE) {
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logprintf(LOG_ERR, "ser_send(): port not open");
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return -1;
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}
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if(len <= 0) {
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return 0;
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}
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serial_w32SetTimeOut(hComPort,500);
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if(!WriteFile(hComPort, buf, buflen, &written, NULL)) {
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logprintf(LOG_ERR, "ser_send(): write error"); // TODO
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exit(1);
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}
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if(written != buflen) {
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logprintf(LOG_ERR, "ser_send(): size/send mismatch");
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return -1;
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}
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return 0;
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}
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static int ser_recv(union filedescriptor *fd, unsigned char *buf, size_t buflen) {
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DWORD read;
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HANDLE hComPort = (HANDLE)fd->pfd;
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if(hComPort == INVALID_HANDLE_VALUE) {
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logprintf(LOG_ERR, "ser_read(): port not open");
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return -1;
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}
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serial_w32SetTimeOut(hComPort, serial_recv_timeout);
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if(!ReadFile(hComPort, buf, buflen, &read, NULL)) {
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LPVOID lpMsgBuf;
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FormatMessage(
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FORMAT_MESSAGE_ALLOCATE_BUFFER |
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FORMAT_MESSAGE_FROM_SYSTEM |
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FORMAT_MESSAGE_IGNORE_INSERTS,
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NULL,
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GetLastError(),
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MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // Default language
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(LPTSTR) &lpMsgBuf,
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0,
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NULL);
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logprintf(LOG_ERR, "ser_recv(): read error: %s", (char*)lpMsgBuf);
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LocalFree(lpMsgBuf);
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return -1;
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}
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/* time out detected */
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if(read == 0) {
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return -1;
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}
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return 0;
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}
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static int ser_drain(union filedescriptor *fd, int display) {
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unsigned char buf[10];
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BOOL readres;
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DWORD read;
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HANDLE hComPort=(HANDLE)fd->pfd;
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if(hComPort == INVALID_HANDLE_VALUE) {
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logprintf(LOG_ERR, "%s: ser_drain(): port not open");
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return -1;
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}
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serial_w32SetTimeOut(hComPort,250);
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while(1) {
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readres=ReadFile(hComPort, buf, 1, &read, NULL);
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if(!readres) {
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LPVOID lpMsgBuf;
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FormatMessage(
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FORMAT_MESSAGE_ALLOCATE_BUFFER |
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FORMAT_MESSAGE_FROM_SYSTEM |
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FORMAT_MESSAGE_IGNORE_INSERTS,
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NULL,
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GetLastError(),
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MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // Default language
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(LPTSTR) &lpMsgBuf,
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0,
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NULL);
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logprintf(LOG_ERR, "ser_drain(): read error: %s", (char*)lpMsgBuf);
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LocalFree(lpMsgBuf);
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return -1;
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}
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if(read <= 0) {
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break;
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}
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}
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return 0;
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}
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struct serial_device serial_serdev = {
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.open = ser_open,
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.setspeed = ser_setspeed,
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.close = ser_close,
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.send = ser_send,
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.recv = ser_recv,
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.drain = ser_drain,
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.set_dtr_rts = ser_set_dtr_rts,
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.flags = SERDEV_FL_CANSETSPEED,
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};
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struct serial_device *serdev = &serial_serdev;
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#endif
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