singe/thirdparty/librs232/include/librs232/rs232_windows.h
2023-10-23 19:38:18 -05:00

103 lines
2.5 KiB
C

/*
* Copyright (c) 2011 Petr Stetiar <ynezz@true.cz>, Gaben Ltd.
*
* 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.
*
*/
#ifndef __LIBRS232_WINDOWS_H__
#define __LIBRS232_WINDOWS_H__
#include <windows.h>
#ifndef CBR_50
#define CBR_50 50
#endif
#ifndef CBR_75
#define CBR_75 75
#endif
#ifndef CBR_134
#define CBR_134 134
#endif
#ifndef CBR_150
#define CBR_150 150
#endif
#ifndef CBR_200
#define CBR_200 200
#endif
#ifndef CBR_1800
#define CBR_1800 1800
#endif
#ifndef CBR_460800
#define CBR_460800 460800
#endif
#ifndef CBR_921600
#define CBR_921600 921600
#endif
struct rs232_windows_t {
HANDLE fd;
COMMTIMEOUTS old_tm;
DCB old_dcb;
unsigned int r_timeout;
unsigned int w_timeout;
unsigned int r_buffer;
unsigned int w_buffer;
OVERLAPPED oWait;
unsigned char wait_progress;
DWORD wait_mask;
};
#define GET_PORT_TIMEOUTS(fd, t) \
memset(t, 0, sizeof(COMMTIMEOUTS)); \
if (!GetCommTimeouts(fd, t)) { \
DBG("GetCommTimeouts() %s\n", last_error()); \
return RS232_ERR_UNKNOWN; \
}
#define SET_PORT_TIMEOUTS(fd, t) \
if (!SetCommTimeouts(fd, t)) { \
DBG("SetCommTimeouts() %s\n", last_error()); \
return RS232_ERR_UNKNOWN; \
}
#define GET_PORT_STATE(fd, pdcb) \
memset(pdcb, 0, sizeof(DCB)); \
if (!GetCommState(fd, pdcb)) { \
DBG("GetCommState() %s\n", last_error()); \
return RS232_ERR_UNKNOWN; \
}
#define SET_PORT_STATE(fd, pdcb) \
if (!SetCommState(fd, pdcb)) { \
DBG("SetCommState() %s\n", last_error()); \
return RS232_ERR_UNKNOWN; \
}
#endif /* __LIBRS232_WINDOWS_H__ */