Taylor Gy / Mbed OS 8-0_OneNet_IoT_demo

OneNet_IoT_demo for ASC platform

Dependencies:   Common_lib ESP8266 EdpKit_lib cJSON_lib driver_mbed_HP20x driver_mbed_TH02 wifi_example

Fork of mbed-os-example-esp8266 by ESP8266

esp8266-driver/ESP8266/ATParser/BufferedSerial/BufferedPrint.c@0:b887535f68bf, 2017-01-12 (annotated)

Committer:
group-ESP8266
Date:
Thu Jan 12 20:21:45 2017 +0000
Revision:
0:b887535f68bf
Child:
1:b4a718e62e0b
Initial commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
group-ESP8266 0:b887535f68bf 1 /*
group-ESP8266 0:b887535f68bf 2 * Copyright (c) 2014-2015 ARM Limited. All rights reserved.
group-ESP8266 0:b887535f68bf 3 * SPDX-License-Identifier: Apache-2.0
group-ESP8266 0:b887535f68bf 4 * Licensed under the Apache License, Version 2.0 (the License); you may
group-ESP8266 0:b887535f68bf 5 * not use this file except in compliance with the License.
group-ESP8266 0:b887535f68bf 6 * You may obtain a copy of the License at
group-ESP8266 0:b887535f68bf 7 *
group-ESP8266 0:b887535f68bf 8 * http://www.apache.org/licenses/LICENSE-2.0
group-ESP8266 0:b887535f68bf 9 *
group-ESP8266 0:b887535f68bf 10 * Unless required by applicable law or agreed to in writing, software
group-ESP8266 0:b887535f68bf 11 * distributed under the License is distributed on an AS IS BASIS, WITHOUT
group-ESP8266 0:b887535f68bf 12 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
group-ESP8266 0:b887535f68bf 13 * See the License for the specific language governing permissions and
group-ESP8266 0:b887535f68bf 14 * limitations under the License.
group-ESP8266 0:b887535f68bf 15 */
group-ESP8266 0:b887535f68bf 16
group-ESP8266 0:b887535f68bf 17 #include <stdarg.h>
group-ESP8266 0:b887535f68bf 18 #include <stdint.h>
group-ESP8266 0:b887535f68bf 19 #include <stdio.h>
group-ESP8266 0:b887535f68bf 20 #include <string.h>
group-ESP8266 0:b887535f68bf 21
group-ESP8266 0:b887535f68bf 22 #include "mbed_error.h"
group-ESP8266 0:b887535f68bf 23
group-ESP8266 0:b887535f68bf 24 size_t BufferedSerialThunk(void *buf_serial, const void *s, size_t length);
group-ESP8266 0:b887535f68bf 25
group-ESP8266 0:b887535f68bf 26 int BufferedPrintfC(void *stream, int size, const char* format, va_list arg)
group-ESP8266 0:b887535f68bf 27 {
group-ESP8266 0:b887535f68bf 28 int r;
group-ESP8266 0:b887535f68bf 29 char buffer[512];
group-ESP8266 0:b887535f68bf 30 if (size >= 512) {
group-ESP8266 0:b887535f68bf 31 return -1;
group-ESP8266 0:b887535f68bf 32 }
group-ESP8266 0:b887535f68bf 33 memset(buffer, 0, size);
group-ESP8266 0:b887535f68bf 34 r = vsprintf(buffer, format, arg);
group-ESP8266 0:b887535f68bf 35 // this may not hit the heap but should alert the user anyways
group-ESP8266 0:b887535f68bf 36 if(r > (int32_t) size) {
group-ESP8266 0:b887535f68bf 37 error("%s %d buffer overwrite (max_buf_size: %d exceeded: %d)!\r\n", __FILE__, __LINE__, size, r);
group-ESP8266 0:b887535f68bf 38 return 0;
group-ESP8266 0:b887535f68bf 39 }
group-ESP8266 0:b887535f68bf 40 if ( r > 0 ) {
group-ESP8266 0:b887535f68bf 41 BufferedSerialThunk(stream, buffer, r);
group-ESP8266 0:b887535f68bf 42 }
group-ESP8266 0:b887535f68bf 43 return r;
group-ESP8266 0:b887535f68bf 44 }