From: pwpiwi Date: Fri, 24 Jan 2020 08:24:39 +0000 (-0500) Subject: cleaning up uart_posix.c X-Git-Url: http://cvs.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/commitdiff_plain/fd6675219387500f61bfdcde608e326d30ff904b?ds=sidebyside cleaning up uart_posix.c * whitespace fixes * sorting out #includes --- diff --git a/uart/uart_posix.c b/uart/uart_posix.c old mode 100644 new mode 100755 index 29a02cf7..7eeb1a83 --- a/uart/uart_posix.c +++ b/uart/uart_posix.c @@ -1,391 +1,389 @@ -/* - * Generic uart / rs232/ serial port library - * - * Copyright (c) 2013, Roel Verdult - * Copyright (c) 2018 Google - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the name of the copyright holders nor the - * names of its contributors may be used to endorse or promote products - * derived from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY - * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED - * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY - * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES - * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; - * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND - * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS - * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - * @file uart_posix.c - * - * This version of the library has functionality removed which was not used by - * proxmark3 project. - */ - -// Test if we are dealing with posix operating systems -#ifndef _WIN32 -#define _DEFAULT_SOURCE - -#include "uart.h" - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -// Fix missing definition on OS X. -// Taken from https://github.com/unbit/uwsgi/commit/b608eb1772641d525bfde268fe9d6d8d0d5efde7 -#ifndef SOL_TCP -#define SOL_TCP IPPROTO_TCP -#endif - -typedef struct termios term_info; -typedef struct { - int fd; // Serial port file descriptor - term_info tiOld; // Terminal info before using the port - term_info tiNew; // Terminal info during the transaction -} serial_port_unix; - -// Set time-out on 30 miliseconds -struct timeval timeout = { - .tv_sec = 0, // 0 second - .tv_usec = 30000 // 30000 micro seconds -}; - -serial_port uart_open(const char* pcPortName) -{ - serial_port_unix* sp = malloc(sizeof(serial_port_unix)); - if (sp == 0) return INVALID_SERIAL_PORT; - - if (memcmp(pcPortName, "tcp:", 4) == 0) { - struct addrinfo *addr = NULL, *rp; - char *addrstr = strdup(pcPortName + 4); - if (addrstr == NULL) { - printf("Error: strdup\n"); - return INVALID_SERIAL_PORT; - } - char *colon = strrchr(addrstr, ':'); - char *portstr; - - // Set time-out to 300 miliseconds only for TCP port - timeout.tv_usec = 300000; - - if (colon) { - portstr = colon + 1; - *colon = '\0'; - } else - portstr = "7901"; - - struct addrinfo info; - - memset (&info, 0, sizeof(info)); - - info.ai_socktype = SOCK_STREAM; - - int s = getaddrinfo(addrstr, portstr, &info, &addr); - if (s != 0) { - printf("Error: getaddrinfo: %s\n", gai_strerror(s)); - return INVALID_SERIAL_PORT; - } - - int sfd; - for (rp = addr; rp != NULL; rp = rp->ai_next) { - sfd = socket(rp->ai_family, rp->ai_socktype, - rp->ai_protocol); - if (sfd == -1) - continue; - - if (connect(sfd, rp->ai_addr, rp->ai_addrlen) != -1) - break; - - close(sfd); - } - - if (rp == NULL) { /* No address succeeded */ - printf("Error: Could not connect\n"); - return INVALID_SERIAL_PORT; - } - - freeaddrinfo(addr); - free(addrstr); - - sp->fd = sfd; - - int one = 1; - setsockopt(sp->fd, SOL_TCP, TCP_NODELAY, &one, sizeof(one)); - return sp; - } - - sp->fd = open(pcPortName, O_RDWR | O_NOCTTY | O_NDELAY | O_NONBLOCK); - if(sp->fd == -1) { - uart_close(sp); - return INVALID_SERIAL_PORT; - } - - // Finally figured out a way to claim a serial port interface under unix - // We just try to set a (advisory) lock on the file descriptor - struct flock fl; - fl.l_type = F_WRLCK; - fl.l_whence = SEEK_SET; - fl.l_start = 0; - fl.l_len = 0; - fl.l_pid = getpid(); - - // Does the system allows us to place a lock on this file descriptor - if (fcntl(sp->fd, F_SETLK, &fl) == -1) { - // A conflicting lock is held by another process - free(sp); - return CLAIMED_SERIAL_PORT; - } - - // Try to retrieve the old (current) terminal info struct - if(tcgetattr(sp->fd,&sp->tiOld) == -1) { - uart_close(sp); - return INVALID_SERIAL_PORT; - } - - // Duplicate the (old) terminal info struct - sp->tiNew = sp->tiOld; - - // Configure the serial port - sp->tiNew.c_cflag = CS8 | CLOCAL | CREAD; - sp->tiNew.c_iflag = IGNPAR; - sp->tiNew.c_oflag = 0; - sp->tiNew.c_lflag = 0; - - // Block until n bytes are received - sp->tiNew.c_cc[VMIN] = 0; - // Block until a timer expires (n * 100 mSec.) - sp->tiNew.c_cc[VTIME] = 0; - - // Try to set the new terminal info struct - if(tcsetattr(sp->fd,TCSANOW,&sp->tiNew) == -1) { - uart_close(sp); - return INVALID_SERIAL_PORT; - } - - // Flush all lingering data that may exist - tcflush(sp->fd, TCIOFLUSH); - - return sp; -} - -void uart_close(const serial_port sp) { - serial_port_unix* spu = (serial_port_unix*)sp; - tcflush(spu->fd,TCIOFLUSH); - tcsetattr(spu->fd,TCSANOW,&(spu->tiOld)); - struct flock fl; - fl.l_type = F_UNLCK; - fl.l_whence = SEEK_SET; - fl.l_start = 0; - fl.l_len = 0; - fl.l_pid = getpid(); - fcntl(spu->fd, F_SETLK, &fl); - close(spu->fd); - free(sp); -} - -bool uart_receive(const serial_port sp, uint8_t* pbtRx, size_t pszMaxRxLen, size_t* pszRxLen) { - int res; - int byteCount; - fd_set rfds; - struct timeval tv; - - // Reset the output count - *pszRxLen = 0; - - do { - // Reset file descriptor - FD_ZERO(&rfds); - FD_SET(((serial_port_unix*)sp)->fd,&rfds); - tv = timeout; - res = select(((serial_port_unix*)sp)->fd+1, &rfds, NULL, NULL, &tv); - - // Read error - if (res < 0) { - return false; - } - - // Read time-out - if (res == 0) { - if (*pszRxLen == 0) { - // Error, we received no data - return false; - } else { - // We received some data, but nothing more is available - return true; - } - } - - // Retrieve the count of the incoming bytes - res = ioctl(((serial_port_unix*)sp)->fd, FIONREAD, &byteCount); - if (res < 0) return false; - - // Cap the number of bytes, so we don't overrun the buffer - if (pszMaxRxLen - (*pszRxLen) < byteCount) { - byteCount = pszMaxRxLen - (*pszRxLen); - } - - // There is something available, read the data - res = read(((serial_port_unix*)sp)->fd, pbtRx+(*pszRxLen), byteCount); - - // Stop if the OS has some troubles reading the data - if (res <= 0) return false; - - *pszRxLen += res; - - if (*pszRxLen == pszMaxRxLen) { - // We have all the data we wanted. - return true; - } - - } while (byteCount); - - return true; -} - -bool uart_send(const serial_port sp, const uint8_t* pbtTx, const size_t szTxLen) { - int32_t res; - size_t szPos = 0; - fd_set rfds; - struct timeval tv; - - while (szPos < szTxLen) { - // Reset file descriptor - FD_ZERO(&rfds); - FD_SET(((serial_port_unix*)sp)->fd,&rfds); - tv = timeout; - res = select(((serial_port_unix*)sp)->fd+1, NULL, &rfds, NULL, &tv); - - // Write error - if (res < 0) { - return false; - } - - // Write time-out - if (res == 0) { - return false; - } - - // Send away the bytes - res = write(((serial_port_unix*)sp)->fd,pbtTx+szPos,szTxLen-szPos); - - // Stop if the OS has some troubles sending the data - if (res <= 0) return false; - - szPos += res; - } - return true; -} - -bool uart_set_speed(serial_port sp, const uint32_t uiPortSpeed) { - const serial_port_unix* spu = (serial_port_unix*)sp; - speed_t stPortSpeed; - switch (uiPortSpeed) { - case 0: stPortSpeed = B0; break; - case 50: stPortSpeed = B50; break; - case 75: stPortSpeed = B75; break; - case 110: stPortSpeed = B110; break; - case 134: stPortSpeed = B134; break; - case 150: stPortSpeed = B150; break; - case 300: stPortSpeed = B300; break; - case 600: stPortSpeed = B600; break; - case 1200: stPortSpeed = B1200; break; - case 1800: stPortSpeed = B1800; break; - case 2400: stPortSpeed = B2400; break; - case 4800: stPortSpeed = B4800; break; - case 9600: stPortSpeed = B9600; break; - case 19200: stPortSpeed = B19200; break; - case 38400: stPortSpeed = B38400; break; -# ifdef B57600 - case 57600: stPortSpeed = B57600; break; -# endif -# ifdef B115200 - case 115200: stPortSpeed = B115200; break; -# endif -# ifdef B230400 - case 230400: stPortSpeed = B230400; break; -# endif -# ifdef B460800 - case 460800: stPortSpeed = B460800; break; -# endif -# ifdef B921600 - case 921600: stPortSpeed = B921600; break; -# endif - default: return false; - }; - struct termios ti; - if (tcgetattr(spu->fd,&ti) == -1) return false; - // Set port speed (Input and Output) - cfsetispeed(&ti,stPortSpeed); - cfsetospeed(&ti,stPortSpeed); - return (tcsetattr(spu->fd,TCSANOW,&ti) != -1); -} - -uint32_t uart_get_speed(const serial_port sp) { - struct termios ti; - uint32_t uiPortSpeed; - const serial_port_unix* spu = (serial_port_unix*)sp; - if (tcgetattr(spu->fd,&ti) == -1) return 0; - // Set port speed (Input) - speed_t stPortSpeed = cfgetispeed(&ti); - switch (stPortSpeed) { - case B0: uiPortSpeed = 0; break; - case B50: uiPortSpeed = 50; break; - case B75: uiPortSpeed = 75; break; - case B110: uiPortSpeed = 110; break; - case B134: uiPortSpeed = 134; break; - case B150: uiPortSpeed = 150; break; - case B300: uiPortSpeed = 300; break; - case B600: uiPortSpeed = 600; break; - case B1200: uiPortSpeed = 1200; break; - case B1800: uiPortSpeed = 1800; break; - case B2400: uiPortSpeed = 2400; break; - case B4800: uiPortSpeed = 4800; break; - case B9600: uiPortSpeed = 9600; break; - case B19200: uiPortSpeed = 19200; break; - case B38400: uiPortSpeed = 38400; break; -# ifdef B57600 - case B57600: uiPortSpeed = 57600; break; -# endif -# ifdef B115200 - case B115200: uiPortSpeed = 115200; break; -# endif -# ifdef B230400 - case B230400: uiPortSpeed = 230400; break; -# endif -# ifdef B460800 - case B460800: uiPortSpeed = 460800; break; -# endif -# ifdef B921600 - case B921600: uiPortSpeed = 921600; break; -# endif - default: return 0; - }; - return uiPortSpeed; -} - -#endif - +/* + * Generic uart / rs232/ serial port library + * + * Copyright (c) 2013, Roel Verdult + * Copyright (c) 2018 Google + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the copyright holders nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * @file uart_posix.c + * + * This version of the library has functionality removed which was not used by + * proxmark3 project. + */ + +// Test if we are dealing with posix operating systems +#ifndef _WIN32 +#define _DEFAULT_SOURCE + +#include "uart.h" + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +// Fix missing definition on OS X. +// Taken from https://github.com/unbit/uwsgi/commit/b608eb1772641d525bfde268fe9d6d8d0d5efde7 +#ifndef SOL_TCP +#define SOL_TCP IPPROTO_TCP +#endif + +typedef struct termios term_info; +typedef struct { + int fd; // Serial port file descriptor + term_info tiOld; // Terminal info before using the port + term_info tiNew; // Terminal info during the transaction +} serial_port_unix; + +// Set time-out on 30 miliseconds +static struct timeval timeout = { + .tv_sec = 0, // 0 second + .tv_usec = 30000 // 30000 micro seconds +}; + + +void uart_close(const serial_port sp) { + serial_port_unix* spu = (serial_port_unix*)sp; + tcflush(spu->fd,TCIOFLUSH); + tcsetattr(spu->fd,TCSANOW,&(spu->tiOld)); + struct flock fl; + fl.l_type = F_UNLCK; + fl.l_whence = SEEK_SET; + fl.l_start = 0; + fl.l_len = 0; + fl.l_pid = getpid(); + fcntl(spu->fd, F_SETLK, &fl); + close(spu->fd); + free(sp); +} + + +serial_port uart_open(const char* pcPortName) { + + serial_port_unix* sp = malloc(sizeof(serial_port_unix)); + if (sp == 0) return INVALID_SERIAL_PORT; + + if (memcmp(pcPortName, "tcp:", 4) == 0) { + struct addrinfo *addr = NULL, *rp; + char *addrstr = strdup(pcPortName + 4); + if (addrstr == NULL) { + printf("Error: strdup\n"); + return INVALID_SERIAL_PORT; + } + char *colon = strrchr(addrstr, ':'); + char *portstr; + + // Set time-out to 300 milliseconds only for TCP port + timeout.tv_usec = 300000; + + if (colon) { + portstr = colon + 1; + *colon = '\0'; + } else { + portstr = "7901"; + } + + struct addrinfo info; + + memset(&info, 0, sizeof(info)); + + info.ai_socktype = SOCK_STREAM; + + int s = getaddrinfo(addrstr, portstr, &info, &addr); + if (s != 0) { + printf("Error: getaddrinfo: %s\n", gai_strerror(s)); + return INVALID_SERIAL_PORT; + } + + int sfd; + for (rp = addr; rp != NULL; rp = rp->ai_next) { + sfd = socket(rp->ai_family, rp->ai_socktype, rp->ai_protocol); + if (sfd == -1) + continue; + if (connect(sfd, rp->ai_addr, rp->ai_addrlen) != -1) + break; + close(sfd); + } + + if (rp == NULL) { /* No address succeeded */ + printf("Error: Could not connect\n"); + return INVALID_SERIAL_PORT; + } + + freeaddrinfo(addr); + free(addrstr); + + sp->fd = sfd; + + int one = 1; + setsockopt(sp->fd, SOL_TCP, TCP_NODELAY, &one, sizeof(one)); + return sp; + } + + sp->fd = open(pcPortName, O_RDWR | O_NOCTTY | O_NDELAY | O_NONBLOCK); + if (sp->fd == -1) { + uart_close(sp); + return INVALID_SERIAL_PORT; + } + + // Finally figured out a way to claim a serial port interface under unix + // We just try to set a (advisory) lock on the file descriptor + struct flock fl; + fl.l_type = F_WRLCK; + fl.l_whence = SEEK_SET; + fl.l_start = 0; + fl.l_len = 0; + fl.l_pid = getpid(); + + // Does the system allows us to place a lock on this file descriptor + if (fcntl(sp->fd, F_SETLK, &fl) == -1) { + // A conflicting lock is held by another process + free(sp); + return CLAIMED_SERIAL_PORT; + } + + // Try to retrieve the old (current) terminal info struct + if(tcgetattr(sp->fd,&sp->tiOld) == -1) { + uart_close(sp); + return INVALID_SERIAL_PORT; + } + + // Duplicate the (old) terminal info struct + sp->tiNew = sp->tiOld; + + // Configure the serial port + sp->tiNew.c_cflag = CS8 | CLOCAL | CREAD; + sp->tiNew.c_iflag = IGNPAR; + sp->tiNew.c_oflag = 0; + sp->tiNew.c_lflag = 0; + + // Block until n bytes are received + sp->tiNew.c_cc[VMIN] = 0; + // Block until a timer expires (n * 100 mSec.) + sp->tiNew.c_cc[VTIME] = 0; + + // Try to set the new terminal info struct + if(tcsetattr(sp->fd,TCSANOW,&sp->tiNew) == -1) { + uart_close(sp); + return INVALID_SERIAL_PORT; + } + + // Flush all lingering data that may exist + tcflush(sp->fd, TCIOFLUSH); + + return sp; +} + + +bool uart_receive(const serial_port sp, uint8_t* pbtRx, size_t pszMaxRxLen, size_t* pszRxLen) { + int byteCount; + fd_set rfds; + struct timeval tv; + + // Reset the output count + *pszRxLen = 0; + + do { + // Reset file descriptor + FD_ZERO(&rfds); + FD_SET(((serial_port_unix*)sp)->fd,&rfds); + tv = timeout; + int res = select(((serial_port_unix*)sp)->fd+1, &rfds, NULL, NULL, &tv); + + // Read error + if (res < 0) { + return false; + } + + // Read time-out + if (res == 0) { + if (*pszRxLen == 0) { + // Error, we received no data + return false; + } else { + // We received some data, but nothing more is available + return true; + } + } + + // Retrieve the count of the incoming bytes + res = ioctl(((serial_port_unix*)sp)->fd, FIONREAD, &byteCount); + if (res < 0) return false; + + // Cap the number of bytes, so we don't overrun the buffer + if (pszMaxRxLen - (*pszRxLen) < byteCount) { + byteCount = pszMaxRxLen - (*pszRxLen); + } + + // There is something available, read the data + res = read(((serial_port_unix*)sp)->fd, pbtRx+(*pszRxLen), byteCount); + + // Stop if the OS has some troubles reading the data + if (res <= 0) return false; + + *pszRxLen += res; + + if (*pszRxLen == pszMaxRxLen) { + // We have all the data we wanted. + return true; + } + + } while (byteCount); + + return true; +} + + +bool uart_send(const serial_port sp, const uint8_t* pbtTx, const size_t szTxLen) { + size_t szPos = 0; + fd_set rfds; + struct timeval tv; + + while (szPos < szTxLen) { + // Reset file descriptor + FD_ZERO(&rfds); + FD_SET(((serial_port_unix*)sp)->fd,&rfds); + tv = timeout; + int res = select(((serial_port_unix*)sp)->fd+1, NULL, &rfds, NULL, &tv); + + // Write error + if (res < 0) { + return false; + } + + // Write time-out + if (res == 0) { + return false; + } + + // Send away the bytes + res = write(((serial_port_unix*)sp)->fd, pbtTx+szPos, szTxLen-szPos); + + // Stop if the OS has some troubles sending the data + if (res <= 0) return false; + + szPos += res; + } + return true; +} + + +bool uart_set_speed(serial_port sp, const uint32_t uiPortSpeed) { + const serial_port_unix* spu = (serial_port_unix*)sp; + speed_t stPortSpeed; + switch (uiPortSpeed) { + case 0: stPortSpeed = B0; break; + case 50: stPortSpeed = B50; break; + case 75: stPortSpeed = B75; break; + case 110: stPortSpeed = B110; break; + case 134: stPortSpeed = B134; break; + case 150: stPortSpeed = B150; break; + case 300: stPortSpeed = B300; break; + case 600: stPortSpeed = B600; break; + case 1200: stPortSpeed = B1200; break; + case 1800: stPortSpeed = B1800; break; + case 2400: stPortSpeed = B2400; break; + case 4800: stPortSpeed = B4800; break; + case 9600: stPortSpeed = B9600; break; + case 19200: stPortSpeed = B19200; break; + case 38400: stPortSpeed = B38400; break; +# ifdef B57600 + case 57600: stPortSpeed = B57600; break; +# endif +# ifdef B115200 + case 115200: stPortSpeed = B115200; break; +# endif +# ifdef B230400 + case 230400: stPortSpeed = B230400; break; +# endif +# ifdef B460800 + case 460800: stPortSpeed = B460800; break; +# endif +# ifdef B921600 + case 921600: stPortSpeed = B921600; break; +# endif + default: return false; + }; + struct termios ti; + if (tcgetattr(spu->fd, &ti) == -1) return false; + // Set port speed (Input and Output) + cfsetispeed(&ti,stPortSpeed); + cfsetospeed(&ti,stPortSpeed); + return (tcsetattr(spu->fd, TCSANOW, &ti) != -1); +} + +uint32_t uart_get_speed(const serial_port sp) { + struct termios ti; + uint32_t uiPortSpeed; + const serial_port_unix* spu = (serial_port_unix*)sp; + if (tcgetattr(spu->fd, &ti) == -1) return 0; + // Set port speed (Input) + speed_t stPortSpeed = cfgetispeed(&ti); + switch (stPortSpeed) { + case B0: uiPortSpeed = 0; break; + case B50: uiPortSpeed = 50; break; + case B75: uiPortSpeed = 75; break; + case B110: uiPortSpeed = 110; break; + case B134: uiPortSpeed = 134; break; + case B150: uiPortSpeed = 150; break; + case B300: uiPortSpeed = 300; break; + case B600: uiPortSpeed = 600; break; + case B1200: uiPortSpeed = 1200; break; + case B1800: uiPortSpeed = 1800; break; + case B2400: uiPortSpeed = 2400; break; + case B4800: uiPortSpeed = 4800; break; + case B9600: uiPortSpeed = 9600; break; + case B19200: uiPortSpeed = 19200; break; + case B38400: uiPortSpeed = 38400; break; +# ifdef B57600 + case B57600: uiPortSpeed = 57600; break; +# endif +# ifdef B115200 + case B115200: uiPortSpeed = 115200; break; +# endif +# ifdef B230400 + case B230400: uiPortSpeed = 230400; break; +# endif +# ifdef B460800 + case B460800: uiPortSpeed = 460800; break; +# endif +# ifdef B921600 + case B921600: uiPortSpeed = 921600; break; +# endif + default: return 0; + }; + return uiPortSpeed; +} + +#endif