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Annotation of embedaddon/libpdel/http/http_servlet.h, revision 1.1.1.1

1.1       misho       1: 
                      2: /*
                      3:  * Copyright (c) 2001-2002 Packet Design, LLC.
                      4:  * All rights reserved.
                      5:  * 
                      6:  * Subject to the following obligations and disclaimer of warranty,
                      7:  * use and redistribution of this software, in source or object code
                      8:  * forms, with or without modifications are expressly permitted by
                      9:  * Packet Design; provided, however, that:
                     10:  * 
                     11:  *    (i)  Any and all reproductions of the source or object code
                     12:  *         must include the copyright notice above and the following
                     13:  *         disclaimer of warranties; and
                     14:  *    (ii) No rights are granted, in any manner or form, to use
                     15:  *         Packet Design trademarks, including the mark "PACKET DESIGN"
                     16:  *         on advertising, endorsements, or otherwise except as such
                     17:  *         appears in the above copyright notice or in the software.
                     18:  * 
                     19:  * THIS SOFTWARE IS BEING PROVIDED BY PACKET DESIGN "AS IS", AND
                     20:  * TO THE MAXIMUM EXTENT PERMITTED BY LAW, PACKET DESIGN MAKES NO
                     21:  * REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED, REGARDING
                     22:  * THIS SOFTWARE, INCLUDING WITHOUT LIMITATION, ANY AND ALL IMPLIED
                     23:  * WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE,
                     24:  * OR NON-INFRINGEMENT.  PACKET DESIGN DOES NOT WARRANT, GUARANTEE,
                     25:  * OR MAKE ANY REPRESENTATIONS REGARDING THE USE OF, OR THE RESULTS
                     26:  * OF THE USE OF THIS SOFTWARE IN TERMS OF ITS CORRECTNESS, ACCURACY,
                     27:  * RELIABILITY OR OTHERWISE.  IN NO EVENT SHALL PACKET DESIGN BE
                     28:  * LIABLE FOR ANY DAMAGES RESULTING FROM OR ARISING OUT OF ANY USE
                     29:  * OF THIS SOFTWARE, INCLUDING WITHOUT LIMITATION, ANY DIRECT,
                     30:  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, PUNITIVE, OR CONSEQUENTIAL
                     31:  * DAMAGES, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, LOSS OF
                     32:  * USE, DATA OR PROFITS, HOWEVER CAUSED AND UNDER ANY THEORY OF
                     33:  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
                     34:  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
                     35:  * THE USE OF THIS SOFTWARE, EVEN IF PACKET DESIGN IS ADVISED OF
                     36:  * THE POSSIBILITY OF SUCH DAMAGE.
                     37:  *
                     38:  * Author: Archie Cobbs <archie@freebsd.org>
                     39:  */
                     40: 
                     41: #ifndef _PDEL_HTTP_HTTP_SERVLET_H_
                     42: #define _PDEL_HTTP_HTTP_SERVLET_H_
                     43: 
                     44: /*
                     45:  * HTTP servlets
                     46:  */
                     47: 
                     48: struct http_request;
                     49: struct http_response;
                     50: struct http_servlet;
                     51: struct http_servlet_hook;
                     52: 
                     53: /*
                     54:  * Run method
                     55:  *
                     56:  * Should return "1" if further servlets should be tried, else "0" to
                     57:  * stop and send the output to the peer.
                     58:  *
                     59:  * If the servlet requires single threading, it must handle that itself.
                     60:  */
                     61: typedef        int     http_servlet_run_t(struct http_servlet *servlet,
                     62:                        struct http_request *req, struct http_response *resp);
                     63: 
                     64: /*
                     65:  * Destroy method
                     66:  *
                     67:  * Cleanup and free a servlet structure. It is guaranteed that no threads
                     68:  * will execute in this servlet's "run" method when this is called.
                     69:  */
                     70: typedef        void    http_servlet_destroy_t(struct http_servlet *servlet);
                     71: 
                     72: /*
                     73:  * Servlet structure
                     74:  */
                     75: struct http_servlet {
                     76:        void                            *arg;           /* servlet cookie */
                     77:        struct http_servlet_hook        *hook;          /* server info */
                     78:        http_servlet_run_t              *run;           /* execute method */
                     79:        http_servlet_destroy_t          *destroy;       /* destructor */
                     80: };
                     81: 
                     82: #endif /* _PDEL_HTTP_HTTP_SERVLET_H_ */
                     83: