Rahol Rajan / NetServices-Traffic

Used in Live Traffic Update Nokia LCD Display Project

Fork of NetServices by Segundo Equipo

services/http/client/data/HTTPText.cpp@8:92b57208ab99, 2013-03-06 (annotated)

Committer:
rrajan8
Date:
Wed Mar 06 19:07:23 2013 +0000
Revision:
8:92b57208ab99
Parent:
0:ac1725ba162c 
This project utilizes mbed's networking features to display live traffic updates on the Nokia LCD using the MapQuest API's Traffic Web Service.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
segundo 0:ac1725ba162c 1
segundo 0:ac1725ba162c 2 /*
segundo 0:ac1725ba162c 3 Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
segundo 0:ac1725ba162c 4
segundo 0:ac1725ba162c 5 Permission is hereby granted, free of charge, to any person obtaining a copy
segundo 0:ac1725ba162c 6 of this software and associated documentation files (the "Software"), to deal
segundo 0:ac1725ba162c 7 in the Software without restriction, including without limitation the rights
segundo 0:ac1725ba162c 8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
segundo 0:ac1725ba162c 9 copies of the Software, and to permit persons to whom the Software is
segundo 0:ac1725ba162c 10 furnished to do so, subject to the following conditions:
segundo 0:ac1725ba162c 11
segundo 0:ac1725ba162c 12 The above copyright notice and this permission notice shall be included in
segundo 0:ac1725ba162c 13 all copies or substantial portions of the Software.
segundo 0:ac1725ba162c 14
segundo 0:ac1725ba162c 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
segundo 0:ac1725ba162c 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
segundo 0:ac1725ba162c 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
segundo 0:ac1725ba162c 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
segundo 0:ac1725ba162c 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
segundo 0:ac1725ba162c 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
segundo 0:ac1725ba162c 21 THE SOFTWARE.
segundo 0:ac1725ba162c 22 */
segundo 0:ac1725ba162c 23
segundo 0:ac1725ba162c 24 #include "HTTPText.h"
segundo 0:ac1725ba162c 25
segundo 0:ac1725ba162c 26
segundo 0:ac1725ba162c 27
segundo 0:ac1725ba162c 28 #define MIN(a,b) ((a)<(b)?(a):(b))
segundo 0:ac1725ba162c 29
segundo 0:ac1725ba162c 30 HTTPText::HTTPText(const string& encoding /*= "text/html"*/, int maxSize /*= DEFAULT_MAX_MEM_ALLOC*/) : HTTPData(), m_buf(), m_encoding(encoding), m_maxSize(maxSize)
segundo 0:ac1725ba162c 31 {
segundo 0:ac1725ba162c 32
segundo 0:ac1725ba162c 33 }
segundo 0:ac1725ba162c 34
segundo 0:ac1725ba162c 35 HTTPText::~HTTPText()
segundo 0:ac1725ba162c 36 {
segundo 0:ac1725ba162c 37
segundo 0:ac1725ba162c 38 }
segundo 0:ac1725ba162c 39
segundo 0:ac1725ba162c 40 const char* HTTPText::gets() const
segundo 0:ac1725ba162c 41 {
segundo 0:ac1725ba162c 42 return m_buf.c_str();
segundo 0:ac1725ba162c 43 }
segundo 0:ac1725ba162c 44
segundo 0:ac1725ba162c 45 void HTTPText::puts(const char* str)
segundo 0:ac1725ba162c 46 {
segundo 0:ac1725ba162c 47 m_buf = string(str);
segundo 0:ac1725ba162c 48 }
segundo 0:ac1725ba162c 49
segundo 0:ac1725ba162c 50 string& HTTPText::get()
segundo 0:ac1725ba162c 51 {
segundo 0:ac1725ba162c 52 return m_buf;
segundo 0:ac1725ba162c 53 }
segundo 0:ac1725ba162c 54
segundo 0:ac1725ba162c 55 void HTTPText::set(const string& str)
segundo 0:ac1725ba162c 56 {
segundo 0:ac1725ba162c 57 m_buf = str;
segundo 0:ac1725ba162c 58 }
segundo 0:ac1725ba162c 59
segundo 0:ac1725ba162c 60 void HTTPText::clear()
segundo 0:ac1725ba162c 61 {
segundo 0:ac1725ba162c 62 m_buf.clear();
segundo 0:ac1725ba162c 63 }
segundo 0:ac1725ba162c 64
segundo 0:ac1725ba162c 65 int HTTPText::read(char* buf, int len)
segundo 0:ac1725ba162c 66 {
segundo 0:ac1725ba162c 67 len = MIN( len, m_buf.length() );
segundo 0:ac1725ba162c 68 memcpy( (void*)buf, (void*)m_buf.data(), len );
segundo 0:ac1725ba162c 69 m_buf.erase(0, len); //Erase these chars
segundo 0:ac1725ba162c 70 return len;
segundo 0:ac1725ba162c 71 }
segundo 0:ac1725ba162c 72
segundo 0:ac1725ba162c 73 int HTTPText::write(const char* buf, int len)
segundo 0:ac1725ba162c 74 {
segundo 0:ac1725ba162c 75 len = MIN( m_maxSize - m_buf.length(), len ); //Do not go over m_maxSize
segundo 0:ac1725ba162c 76 m_buf.append( buf, len );
segundo 0:ac1725ba162c 77 return len;
segundo 0:ac1725ba162c 78 }
segundo 0:ac1725ba162c 79
segundo 0:ac1725ba162c 80 string HTTPText::getDataType() //Internet media type for Content-Type header
segundo 0:ac1725ba162c 81 {
segundo 0:ac1725ba162c 82 return m_encoding;
segundo 0:ac1725ba162c 83 }
segundo 0:ac1725ba162c 84
segundo 0:ac1725ba162c 85 void HTTPText::setDataType(const string& type) //Internet media type from Content-Type header
segundo 0:ac1725ba162c 86 {
segundo 0:ac1725ba162c 87 //Do not really care here
segundo 0:ac1725ba162c 88 }
segundo 0:ac1725ba162c 89
segundo 0:ac1725ba162c 90 bool HTTPText::getIsChunked() //For Transfer-Encoding header
segundo 0:ac1725ba162c 91 {
segundo 0:ac1725ba162c 92 return false; //We don't want to chunk this
segundo 0:ac1725ba162c 93 }
segundo 0:ac1725ba162c 94
segundo 0:ac1725ba162c 95 void HTTPText::setIsChunked(bool chunked) //From Transfer-Encoding header
segundo 0:ac1725ba162c 96 {
segundo 0:ac1725ba162c 97 //Nothing to do
segundo 0:ac1725ba162c 98 }
segundo 0:ac1725ba162c 99
segundo 0:ac1725ba162c 100 int HTTPText::getDataLen() //For Content-Length header
segundo 0:ac1725ba162c 101 {
segundo 0:ac1725ba162c 102 return m_buf.length();
segundo 0:ac1725ba162c 103 }
segundo 0:ac1725ba162c 104
segundo 0:ac1725ba162c 105 void HTTPText::setDataLen(int len) //From Content-Length header, or if the transfer is chunked, next chunk length
segundo 0:ac1725ba162c 106 {
segundo 0:ac1725ba162c 107 m_buf.reserve(MIN(m_buf.length() + len,m_maxSize));
segundo 0:ac1725ba162c 108 }