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+/*
+ * Copyright (C) 2007 Martin Willi
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program 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. See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program 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.
+ */
+
+/**
+ * @defgroup fast_request fast_request
+ * @{ @ingroup libfast
+ */
+
+#ifndef FAST_REQUEST_H_
+#define FAST_REQUEST_H_
+
+#include <fcgiapp.h>
+#include <library.h>
+
+typedef struct fast_request_t fast_request_t;
+
+/**
+ * A HTTP request, encapsulates FCGX_Request.
+ *
+ * The response is also handled through the request object.
+ */
+struct fast_request_t {
+
+ /**
+ * Add a cookie to the reply (Set-Cookie header).
+ *
+ * @param name name of the cookie to set
+ * @param value value of the cookie
+ */
+ void (*add_cookie)(fast_request_t *this, char *name, char *value);
+
+ /**
+ * Get a cookie the client sent in the request.
+ *
+ * @param name name of the cookie
+ * @return cookie value, NULL if no such cookie found
+ */
+ char* (*get_cookie)(fast_request_t *this, char *name);
+
+ /**
+ * Get the request path relative to the application.
+ *
+ * @return path
+ */
+ char* (*get_path)(fast_request_t *this);
+
+ /**
+ * Get the base path of the application.
+ *
+ * @return base path
+ */
+ char* (*get_base)(fast_request_t *this);
+
+ /**
+ * Get the remote host address of this request.
+ *
+ * @return host address as string
+ */
+ char* (*get_host)(fast_request_t *this);
+
+ /**
+ * Get the user agent string.
+ *
+ * @return user agent string
+ */
+ char* (*get_user_agent)(fast_request_t *this);
+
+ /**
+ * Get a post/get variable included in the request.
+ *
+ * @param name name of the POST/GET variable
+ * @return value, NULL if not found
+ */
+ char* (*get_query_data)(fast_request_t *this, char *name);
+
+ /**
+ * Get an arbitrary environment variable.
+ *
+ * @param name name of the environment variable
+ * @return value, NULL if not found
+ */
+ char* (*get_env_var)(fast_request_t *this, char *name);
+
+ /**
+ * Read raw POST/PUT data from HTTP request.
+ *
+ * @param buf buffer to read data into
+ * @param len size of the supplied buffer
+ * @return number of bytes read, < 0 on error
+ */
+ int (*read_data)(fast_request_t *this, char *buf, int len);
+
+ /**
+ * Close the session and it's context after handling.
+ */
+ void (*close_session)(fast_request_t *this);
+
+ /**
+ * Has the session been closed by close_session()?
+ *
+ * @return TRUE if session has been closed
+ */
+ bool (*session_closed)(fast_request_t *this);
+
+ /**
+ * Redirect the client to another location.
+ *
+ * @param fmt location format string
+ * @param ... variable argument for fmt
+ */
+ void (*redirect)(fast_request_t *this, char *fmt, ...);
+
+ /**
+ * Get the HTTP referer.
+ *
+ * @return HTTP referer
+ */
+ char* (*get_referer)(fast_request_t *this);
+
+ /**
+ * Redirect back to the referer.
+ */
+ void (*to_referer)(fast_request_t *this);
+
+ /**
+ * Set a template value.
+ *
+ * @param key key to set
+ * @param value value to set key to
+ */
+ void (*set)(fast_request_t *this, char *key, char *value);
+
+ /**
+ * Set a template value using format strings.
+ *
+ * Format string is in the form "key=value", where printf like format
+ * substitution occurs over the whole string.
+ *
+ * @param format printf like format string
+ * @param ... variable argument list
+ */
+ void (*setf)(fast_request_t *this, char *format, ...);
+
+ /**
+ * Render a template.
+ *
+ * The render() function additionally sets a HDF variable "base"
+ * which points to the root of the web application and allows to point to
+ * other targets without to worry about path location.
+ *
+ * @param template clearsilver template file location
+ */
+ void (*render)(fast_request_t *this, char *template);
+
+ /**
+ * Stream a format string to the client.
+ *
+ * Stream is not closed and may be called multiple times to allow
+ * server-push functionality.
+ *
+ * @param format printf like format string
+ * @param ... argmuent list to format string
+ * @return number of streamed bytes, < 0 if stream closed
+ */
+ int (*streamf)(fast_request_t *this, char *format, ...);
+
+ /**
+ * Serve a request with headers and a body.
+ *
+ * @param headers HTTP headers, \n separated
+ * @param chunk body to write to output
+ */
+ void (*serve)(fast_request_t *this, char *headers, chunk_t chunk);
+
+ /**
+ * Send a file from the file system.
+ *
+ * @param path path to file to serve
+ * @param mime mime type of file to send, or NULL
+ * @return TRUE if file served successfully
+ */
+ bool (*sendfile)(fast_request_t *this, char *path, char *mime);
+
+ /**
+ * Increase the reference count to the stream.
+ *
+ * @return this with increased refcount
+ */
+ fast_request_t* (*get_ref)(fast_request_t *this);
+
+ /**
+ * Destroy the fast_request_t.
+ */
+ void (*destroy) (fast_request_t *this);
+};
+
+/**
+ * Create a request from the fastcgi struct.
+ *
+ * @param fd file descripter opened with FCGX_OpenSocket
+ * @param debug no stripping, no compression, timing information
+ */
+fast_request_t *fast_request_create(int fd, bool debug);
+
+#endif /** REQUEST_H_ @}*/