boinc/client/http.h

108 lines
3.0 KiB
C++

// The contents of this file are subject to the Mozilla Public License
// Version 1.0 (the "License"); you may not use this file except in
// compliance with the License. You may obtain a copy of the License at
// http://www.mozilla.org/MPL/
//
// Software distributed under the License is distributed on an "AS IS"
// basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
// License for the specific language governing rights and limitations
// under the License.
//
// The Original Code is the Berkeley Open Infrastructure for Network Computing.
//
// The Initial Developer of the Original Code is the SETI@home project.
// Portions created by the SETI@home project are Copyright (C) 2002
// University of California at Berkeley. All Rights Reserved.
//
// Contributor(s):
//
// HTTP_OP represents an HTTP operation.
// There are variants for GET, POST etc.
// as well as for the data source/sink.
#ifndef _HTTP_
#define _HTTP_
#include "net_xfer.h"
// official HTTP status codes
#define HTTP_STATUS_OK 200
#define HTTP_STATUS_RANGE_REQUEST_ERROR 416
#define HTTP_STATUS_MOVED_PERM 301
#define HTTP_STATUS_MOVED_TEMP 302
struct HTTP_REPLY_HEADER {
int status;
int content_length;
char redirect_location[256];
};
#define HTTP_OP_NONE 0
// For the first 4, data source/sink are files
#define HTTP_OP_GET 1
#define HTTP_OP_POST 2
#define HTTP_OP_HEAD 4
#define HTTP_OP_POST2 5
// a POST operation where the request comes from a combination
// of a string and a file w/offset,
// and the reply goes into a memory buffer
class HTTP_OP : public NET_XFER {
public:
HTTP_OP();
~HTTP_OP();
char hostname[256];
int port;
char filename[256];
char* req1;
char infile[256];
char outfile[256];
int content_length;
double file_offset;
char request_header[256];
HTTP_REPLY_HEADER hrh;
int http_op_state; // values below
int http_op_type;
int http_op_retval;
bool use_http_proxy;
int proxy_server_port;
char proxy_server_name[256];
int init_head(char* url);
int init_get(char* url, char* outfile, bool del_old_file, double offset=0);
int init_post(char* url, char* infile, char* outfile);
int init_post2(
char* url, char* req1, char* infile, double offset
);
bool http_op_done();
};
// represents a set of HTTP requests in progress
//
class HTTP_OP_SET {
vector<HTTP_OP*> http_ops;
NET_XFER_SET* net_xfers;
public:
HTTP_OP_SET(NET_XFER_SET*);
bool poll();
int insert(HTTP_OP*);
int remove(HTTP_OP*);
};
#define HTTP_STATE_IDLE 0
#define HTTP_STATE_CONNECTING 1
#define HTTP_STATE_REQUEST_HEADER 2
#define HTTP_STATE_REQUEST_BODY1 3
// sending the string part of a POST2 operation
#define HTTP_STATE_REQUEST_BODY 4
#define HTTP_STATE_REPLY_HEADER 5
#define HTTP_STATE_REPLY_BODY 6
#define HTTP_STATE_DONE 7
extern int read_http_reply_header(int socket, HTTP_REPLY_HEADER&);
extern void parse_url(char* url, char* host, int &port, char* file);
#endif