146 lines
6 KiB
C
146 lines
6 KiB
C
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// httpconnection.h -- Manage state machine for HTTP connections
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// Copyright (C) 2008 Markus Gutschke <markus@shellinabox.com>
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License version 2 as
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// published by the Free Software Foundation.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License along
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// with this program; if not, write to the Free Software Foundation, Inc.,
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// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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//
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// In addition to these license terms, the author grants the following
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// additional rights:
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//
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// If you modify this program, or any covered work, by linking or
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// combining it with the OpenSSL project's OpenSSL library (or a
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// modified version of that library), containing parts covered by the
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// terms of the OpenSSL or SSLeay licenses, the author
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// grants you additional permission to convey the resulting work.
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// Corresponding Source for a non-source form of such a combination
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// shall include the source code for the parts of OpenSSL used as well
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// as that of the covered work.
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//
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// You may at your option choose to remove this additional permission from
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// the work, or from any part of it.
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//
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// It is possible to build this program in a way that it loads OpenSSL
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// libraries at run-time. If doing so, the following notices are required
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// by the OpenSSL and SSLeay licenses:
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//
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// This product includes software developed by the OpenSSL Project
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// for use in the OpenSSL Toolkit. (http://www.openssl.org/)
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//
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// This product includes cryptographic software written by Eric Young
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// (eay@cryptsoft.com)
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//
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//
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// The most up-to-date version of this program is always available from
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// http://shellinabox.com
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#ifndef HTTP_CONNECTION__
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#define HTTP_CONNECTION__
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#include <time.h>
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#include "libhttp/hashmap.h"
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#include "libhttp/trie.h"
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#include "libhttp/server.h"
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#include "libhttp/http.h"
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#include "libhttp/ssl.h"
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#define HTTP_DONE 0
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#define HTTP_ERROR 1
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#define HTTP_READ_MORE 2
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#define HTTP_SUSPEND 3
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#define HTTP_PARTIAL_REPLY 4
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struct HttpConnection {
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struct Server *server;
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struct ServerConnection *connection;
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int fd;
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int port;
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int closed;
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int isSuspended;
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int isPartialReply;
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int done;
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enum { SNIFFING_SSL, COMMAND, HEADERS, PAYLOAD, DISCARD_PAYLOAD } state;
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char *peerName;
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int peerPort;
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char *url;
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char *method;
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char *path;
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char *matchedPath;
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char *pathInfo;
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char *query;
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char *version;
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struct HashMap header;
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int headerLength;
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char *key;
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char *partial;
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int partialLength;
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char *msg;
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int msgLength;
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int msgOffset;
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int totalWritten;
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int expecting;
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int (*callback)(struct HttpConnection *, void *,
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const char *,int);
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void *arg;
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void *private;
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int code;
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struct SSLSupport *ssl;
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SSL *sslHndl;
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int lastError;
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};
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struct HttpHandler {
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int (*handler)(struct HttpConnection *, void *);
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int (*streamingHandler)(struct HttpConnection *, void *, const char *, int);
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void *arg, *streamingArg;
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};
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struct HttpConnection *newHttpConnection(struct Server *server, int fd,
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int port, struct SSLSupport *ssl,
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int numericHosts);
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void initHttpConnection(struct HttpConnection *http, struct Server *server,
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int fd, int port, struct SSLSupport *ssl,
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int numericHosts);
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void destroyHttpConnection(struct HttpConnection *http);
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void deleteHttpConnection(struct HttpConnection *http);
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void httpTransfer(struct HttpConnection *http, char *msg, int len);
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void httpTransferPartialReply(struct HttpConnection *http, char *msg, int len);
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int httpHandleConnection(struct ServerConnection *connection, void *http_,
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short *events, short revents);
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void httpSetCallback(struct HttpConnection *http,
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int (*callback)(struct HttpConnection *, void *,
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const char *, int), void *arg);
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void *httpGetPrivate(struct HttpConnection *http);
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void *httpSetPrivate(struct HttpConnection *http, void *private);
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void httpSendReply(struct HttpConnection *http, int code,
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const char *msg, const char *fmt, ...)
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__attribute__((format(printf, 4, 5)));
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void httpExitLoop(struct HttpConnection *http, int exitAll);
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struct Server *httpGetServer(const struct HttpConnection *http);
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struct ServerConnection *httpGetServerConnection(const struct HttpConnection*);
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int httpGetFd(const HttpConnection *http);
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const char *httpGetPeerName(const struct HttpConnection *http);
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const char *httpGetMethod(const struct HttpConnection *http);
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const char *httpGetProtocol(const struct HttpConnection *http);
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const char *httpGetHost(const struct HttpConnection *http);
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int httpGetPort(const struct HttpConnection *http);
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const char *httpGetPath(const struct HttpConnection *http);
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const char *httpGetPathInfo(const struct HttpConnection *http);
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const char *httpGetQuery(const struct HttpConnection *http);
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const char *httpGetURL(const struct HttpConnection *http);
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const char *httpGetVersion(const struct HttpConnection *http);
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const struct HashMap *httpGetHeaders(const struct HttpConnection *http);
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#endif /* HTTP_CONNECTION__ */
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