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Diffstat (limited to 'src/libfast/fast_request.h')
-rw-r--r-- | src/libfast/fast_request.h | 217 |
1 files changed, 217 insertions, 0 deletions
diff --git a/src/libfast/fast_request.h b/src/libfast/fast_request.h new file mode 100644 index 000000000..678cf54d5 --- /dev/null +++ b/src/libfast/fast_request.h @@ -0,0 +1,217 @@ +/* + * 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_ @}*/ |