Jim Flynn / Mbed OS aws-iot-device-sdk-mbed-c

Changes to enabled on-line compiler

platform/ezconnect/wnc14a2a-driver/WNC14A2AInterface/WNCIO.h@0:082731ede69f, 2018-05-30 (annotated)

Committer:
JMF
Date:
Wed May 30 20:59:51 2018 +0000
Revision:
0:082731ede69f
Initial commit

Who changed what in which revision?

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JMF 0:082731ede69f 1 /**
JMF 0:082731ede69f 2 * copyright (c) 2017-2018, James Flynn
JMF 0:082731ede69f 3 * SPDX-License-Identifier: Apache-2.0
JMF 0:082731ede69f 4 */
JMF 0:082731ede69f 5
JMF 0:082731ede69f 6 /*
JMF 0:082731ede69f 7 * Licensed under the Apache License, Version 2.0 (the "License");
JMF 0:082731ede69f 8 * you may not use this file except in compliance with the License.
JMF 0:082731ede69f 9 * You may obtain a copy of the License at
JMF 0:082731ede69f 10 *
JMF 0:082731ede69f 11 * http://www.apache.org/licenses/LICENSE-2.0
JMF 0:082731ede69f 12 *
JMF 0:082731ede69f 13 * Unless required by applicable law or agreed to in writing, software
JMF 0:082731ede69f 14 * distributed under the License is distributed on an "AS IS" BASIS,
JMF 0:082731ede69f 15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
JMF 0:082731ede69f 16 *
JMF 0:082731ede69f 17 * See the License for the specific language governing permissions and
JMF 0:082731ede69f 18 * limitations under the License.
JMF 0:082731ede69f 19 */
JMF 0:082731ede69f 20
JMF 0:082731ede69f 21 /**
JMF 0:082731ede69f 22 * @file WNCIO.h
JMF 0:082731ede69f 23 * @brief A class that WNCInterface uses for input/output
JMF 0:082731ede69f 24 *
JMF 0:082731ede69f 25 * @author James Flynn
JMF 0:082731ede69f 26 *
JMF 0:082731ede69f 27 * @date 1-Feb-2018
JMF 0:082731ede69f 28 *
JMF 0:082731ede69f 29 */
JMF 0:082731ede69f 30
JMF 0:082731ede69f 31 #ifndef __WNCIO__
JMF 0:082731ede69f 32 #define __WNCIO__
JMF 0:082731ede69f 33 #include <stdio.h>
JMF 0:082731ede69f 34 #include "mbed.h"
JMF 0:082731ede69f 35
JMF 0:082731ede69f 36 /** WncIO class
JMF 0:082731ede69f 37 * Used to read/write the WNC UART using FILE I/O.
JMF 0:082731ede69f 38 */
JMF 0:082731ede69f 39
JMF 0:082731ede69f 40 class WncIO
JMF 0:082731ede69f 41 {
JMF 0:082731ede69f 42 public:
JMF 0:082731ede69f 43 //! Create class with either stdio or a pointer to a uart
JMF 0:082731ede69f 44 WncIO( UARTSerial * uart): m_puart(uart) {;}
JMF 0:082731ede69f 45 ~WncIO() {};
JMF 0:082731ede69f 46
JMF 0:082731ede69f 47 //! standard printf() functionallity
JMF 0:082731ede69f 48 int printf( char * fmt, ...) {
JMF 0:082731ede69f 49 char buffer[256];
JMF 0:082731ede69f 50 int ret=0;
JMF 0:082731ede69f 51 va_list args;
JMF 0:082731ede69f 52 va_start (args, fmt);
JMF 0:082731ede69f 53 vsnprintf(buffer, sizeof(buffer), fmt, args);
JMF 0:082731ede69f 54 prt.lock();
JMF 0:082731ede69f 55 ret=m_puart->write(buffer,strlen(buffer));
JMF 0:082731ede69f 56 prt.unlock();
JMF 0:082731ede69f 57 va_end (args);
JMF 0:082731ede69f 58 return ret;
JMF 0:082731ede69f 59 }
JMF 0:082731ede69f 60
JMF 0:082731ede69f 61 //! standard putc() functionallity
JMF 0:082731ede69f 62 int putc( int c ) {
JMF 0:082731ede69f 63 int ret=0;
JMF 0:082731ede69f 64 prt.lock();
JMF 0:082731ede69f 65 ret=m_puart->write((const void*)&c,1);
JMF 0:082731ede69f 66 prt.unlock();
JMF 0:082731ede69f 67 return ret;
JMF 0:082731ede69f 68 }
JMF 0:082731ede69f 69
JMF 0:082731ede69f 70 //! standard puts() functionallity
JMF 0:082731ede69f 71 int puts( const char * str ) {
JMF 0:082731ede69f 72 int ret=0;
JMF 0:082731ede69f 73 prt.lock();
JMF 0:082731ede69f 74 ret=m_puart->write(str,strlen(str));
JMF 0:082731ede69f 75 prt.unlock();
JMF 0:082731ede69f 76 return ret;
JMF 0:082731ede69f 77 }
JMF 0:082731ede69f 78
JMF 0:082731ede69f 79 //! return true when data is available, false otherwise
JMF 0:082731ede69f 80 bool readable( void ) {
JMF 0:082731ede69f 81 return m_puart->readable();
JMF 0:082731ede69f 82 }
JMF 0:082731ede69f 83
JMF 0:082731ede69f 84 //! get the next character available from the uart
JMF 0:082731ede69f 85 int getc( void ) {
JMF 0:082731ede69f 86 char c;
JMF 0:082731ede69f 87 m_puart->read( &c, 1 );
JMF 0:082731ede69f 88 return c;
JMF 0:082731ede69f 89 }
JMF 0:082731ede69f 90
JMF 0:082731ede69f 91 //! set the uart baud rate
JMF 0:082731ede69f 92 void baud( int baud ) {
JMF 0:082731ede69f 93 m_puart->set_baud(baud);
JMF 0:082731ede69f 94 }
JMF 0:082731ede69f 95
JMF 0:082731ede69f 96 private:
JMF 0:082731ede69f 97 UARTSerial *m_puart;
JMF 0:082731ede69f 98 Mutex prt;
JMF 0:082731ede69f 99 };
JMF 0:082731ede69f 100
JMF 0:082731ede69f 101 #endif
JMF 0:082731ede69f 102