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Dependencies:   mbed

NetServices/services/http/client/data/HTTPStream.cpp@1:f5ac63519541, 2014-03-05 (annotated)

Committer:
Michael J. Spencer
Date:
Wed Mar 05 06:14:02 2014 -0800
Revision:
1:f5ac63519541
Initial commit.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Michael J. Spencer 1:f5ac63519541 1
Michael J. Spencer 1:f5ac63519541 2 /*
Michael J. Spencer 1:f5ac63519541 3 Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
Michael J. Spencer 1:f5ac63519541 4
Michael J. Spencer 1:f5ac63519541 5 Permission is hereby granted, free of charge, to any person obtaining a copy
Michael J. Spencer 1:f5ac63519541 6 of this software and associated documentation files (the "Software"), to deal
Michael J. Spencer 1:f5ac63519541 7 in the Software without restriction, including without limitation the rights
Michael J. Spencer 1:f5ac63519541 8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
Michael J. Spencer 1:f5ac63519541 9 copies of the Software, and to permit persons to whom the Software is
Michael J. Spencer 1:f5ac63519541 10 furnished to do so, subject to the following conditions:
Michael J. Spencer 1:f5ac63519541 11
Michael J. Spencer 1:f5ac63519541 12 The above copyright notice and this permission notice shall be included in
Michael J. Spencer 1:f5ac63519541 13 all copies or substantial portions of the Software.
Michael J. Spencer 1:f5ac63519541 14
Michael J. Spencer 1:f5ac63519541 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
Michael J. Spencer 1:f5ac63519541 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
Michael J. Spencer 1:f5ac63519541 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
Michael J. Spencer 1:f5ac63519541 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
Michael J. Spencer 1:f5ac63519541 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
Michael J. Spencer 1:f5ac63519541 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
Michael J. Spencer 1:f5ac63519541 21 THE SOFTWARE.
Michael J. Spencer 1:f5ac63519541 22 */
Michael J. Spencer 1:f5ac63519541 23
Michael J. Spencer 1:f5ac63519541 24 #include "HTTPStream.h"
Michael J. Spencer 1:f5ac63519541 25
Michael J. Spencer 1:f5ac63519541 26 #define MIN(a,b) ((a)<(b)?(a):(b))
Michael J. Spencer 1:f5ac63519541 27
Michael J. Spencer 1:f5ac63519541 28 HTTPStream::HTTPStream() : HTTPData(), m_buf(NULL), m_size(0), m_len(0)
Michael J. Spencer 1:f5ac63519541 29 {
Michael J. Spencer 1:f5ac63519541 30
Michael J. Spencer 1:f5ac63519541 31 }
Michael J. Spencer 1:f5ac63519541 32
Michael J. Spencer 1:f5ac63519541 33 HTTPStream::~HTTPStream()
Michael J. Spencer 1:f5ac63519541 34 {
Michael J. Spencer 1:f5ac63519541 35
Michael J. Spencer 1:f5ac63519541 36 }
Michael J. Spencer 1:f5ac63519541 37
Michael J. Spencer 1:f5ac63519541 38
Michael J. Spencer 1:f5ac63519541 39 void HTTPStream::readNext(byte* buf, int size)
Michael J. Spencer 1:f5ac63519541 40 {
Michael J. Spencer 1:f5ac63519541 41 m_buf = buf;
Michael J. Spencer 1:f5ac63519541 42 m_size = size;
Michael J. Spencer 1:f5ac63519541 43 m_len = 0;
Michael J. Spencer 1:f5ac63519541 44 }
Michael J. Spencer 1:f5ac63519541 45
Michael J. Spencer 1:f5ac63519541 46 bool HTTPStream::readable()
Michael J. Spencer 1:f5ac63519541 47 {
Michael J. Spencer 1:f5ac63519541 48 return (m_len>0);
Michael J. Spencer 1:f5ac63519541 49 }
Michael J. Spencer 1:f5ac63519541 50
Michael J. Spencer 1:f5ac63519541 51 int HTTPStream::readLen()
Michael J. Spencer 1:f5ac63519541 52 {
Michael J. Spencer 1:f5ac63519541 53 return m_len;
Michael J. Spencer 1:f5ac63519541 54 }
Michael J. Spencer 1:f5ac63519541 55
Michael J. Spencer 1:f5ac63519541 56 void HTTPStream::clear()
Michael J. Spencer 1:f5ac63519541 57 {
Michael J. Spencer 1:f5ac63519541 58 //Do nothing here since it is a stream and not a buffer
Michael J. Spencer 1:f5ac63519541 59 }
Michael J. Spencer 1:f5ac63519541 60
Michael J. Spencer 1:f5ac63519541 61 int HTTPStream::read(char* buf, int len)
Michael J. Spencer 1:f5ac63519541 62 {
Michael J. Spencer 1:f5ac63519541 63 return 0; //Unsupported yet
Michael J. Spencer 1:f5ac63519541 64 }
Michael J. Spencer 1:f5ac63519541 65
Michael J. Spencer 1:f5ac63519541 66 int HTTPStream::write(const char* buf, int len)
Michael J. Spencer 1:f5ac63519541 67 {
Michael J. Spencer 1:f5ac63519541 68 if(!m_buf)
Michael J. Spencer 1:f5ac63519541 69 return 0;
Michael J. Spencer 1:f5ac63519541 70 len = MIN( m_size - m_len, len );
Michael J. Spencer 1:f5ac63519541 71 memcpy(m_buf + m_len, buf, len);
Michael J. Spencer 1:f5ac63519541 72 m_len += len;
Michael J. Spencer 1:f5ac63519541 73 return len;
Michael J. Spencer 1:f5ac63519541 74 }
Michael J. Spencer 1:f5ac63519541 75
Michael J. Spencer 1:f5ac63519541 76 string HTTPStream::getDataType() //Internet media type for Content-Type header
Michael J. Spencer 1:f5ac63519541 77 {
Michael J. Spencer 1:f5ac63519541 78 return "";
Michael J. Spencer 1:f5ac63519541 79 }
Michael J. Spencer 1:f5ac63519541 80
Michael J. Spencer 1:f5ac63519541 81 void HTTPStream::setDataType(const string& type) //Internet media type from Content-Type header
Michael J. Spencer 1:f5ac63519541 82 {
Michael J. Spencer 1:f5ac63519541 83 //Do not really care here
Michael J. Spencer 1:f5ac63519541 84 }
Michael J. Spencer 1:f5ac63519541 85
Michael J. Spencer 1:f5ac63519541 86 bool HTTPStream::getIsChunked() //For Transfer-Encoding header
Michael J. Spencer 1:f5ac63519541 87 {
Michael J. Spencer 1:f5ac63519541 88 return false; //We don't want to chunk this
Michael J. Spencer 1:f5ac63519541 89 }
Michael J. Spencer 1:f5ac63519541 90
Michael J. Spencer 1:f5ac63519541 91 void HTTPStream::setIsChunked(bool chunked) //From Transfer-Encoding header
Michael J. Spencer 1:f5ac63519541 92 {
Michael J. Spencer 1:f5ac63519541 93 //Nothing to do
Michael J. Spencer 1:f5ac63519541 94 }
Michael J. Spencer 1:f5ac63519541 95
Michael J. Spencer 1:f5ac63519541 96 int HTTPStream::getDataLen() //For Content-Length header
Michael J. Spencer 1:f5ac63519541 97 {
Michael J. Spencer 1:f5ac63519541 98 return 0;
Michael J. Spencer 1:f5ac63519541 99 }
Michael J. Spencer 1:f5ac63519541 100
Michael J. Spencer 1:f5ac63519541 101 void HTTPStream::setDataLen(int len) //From Content-Length header, or if the transfer is chunked, next chunk length
Michael J. Spencer 1:f5ac63519541 102 {
Michael J. Spencer 1:f5ac63519541 103
Michael J. Spencer 1:f5ac63519541 104 }