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/* http.h - HTTP protocol handler
* Copyright (C) 1999 Free Software Foundation, Inc.
*
* This file is part of GnuPG.
*
* GnuPG is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* GnuPG is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#ifndef GPG_HTTP_H
#define GPG_HTTP_H 1
#include "iobuf.h"
struct uri_tuple {
struct uri_tuple *next;
const char *name; /* a pointer into name */
char *value; /* a pointer to value (a Nul is always appended) */
size_t valuelen; /* and the real length of the value */
/* because the value may contain embedded Nuls */
};
typedef struct uri_tuple *URI_TUPLE;
struct parsed_uri {
/* all these pointers point into buffer; most stuff is not escaped */
char *scheme; /* pointer to the scheme string (lowercase) */
char *host; /* host (converted to lowercase) */
ushort port; /* port (always set if the host is set) */
char *path; /* the path */
URI_TUPLE params; /* ";xxxxx" */
URI_TUPLE query; /* "?xxx=yyy" */
char buffer[1]; /* buffer which holds a (modified) copy of the URI */
};
typedef struct parsed_uri *PARSED_URI;
typedef enum {
HTTP_REQ_GET = 1,
HTTP_REQ_HEAD = 2,
HTTP_REQ_POST = 3
} HTTP_REQ_TYPE;
enum { /* put flag values into an enum, so that gdb can display them */
HTTP_FLAG_TRY_PROXY = 1
};
struct http_context {
int initialized;
unsigned int status_code;
int sock;
int in_data;
IOBUF fp_read;
IOBUF fp_write;
int is_http_0_9;
PARSED_URI uri;
HTTP_REQ_TYPE req_type;
byte *buffer; /* line buffer */
unsigned int buffer_size;
unsigned int flags;
};
typedef struct http_context *HTTP_HD;
int http_open( HTTP_HD hd, HTTP_REQ_TYPE reqtype, const char *url,
unsigned int flags );
void http_start_data( HTTP_HD hd );
int http_wait_response( HTTP_HD hd, unsigned int *ret_status );
void http_close( HTTP_HD hd );
int http_open_document( HTTP_HD hd, const char *document, unsigned int flags );
#endif /*GPG_HTTP_H*/
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