/****************************************************************************
* httpd_cgi.c
* Web server script interface
* Author: Adam Dunkels <adam@sics.se>
*
* Copyright (c) 2001-2006, Adam Dunkels.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <string.h>
#include <apps/netutils/httpd.h>
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/****************************************************************************
* Private Function Prototypes
****************************************************************************/
/****************************************************************************
* Private Data
****************************************************************************/
struct httpd_cgi_call *cgi_calls = NULL;
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: nullfunction
****************************************************************************/
static void nullfunction(struct httpd_state *pstate, char *ptr)
{
}
void httpd_cgi_register(struct httpd_cgi_call *cgi_call)
{
if (cgi_calls == NULL)
{
cgi_calls = cgi_call;
}
else
{
cgi_call->next = cgi_calls;
cgi_calls = cgi_call;
}
}
httpd_cgifunction httpd_cgi(char *name)
{
struct httpd_cgi_call *cgi_call = cgi_calls;
while (cgi_call != NULL)
{
if (strncmp(cgi_call->name, name, strlen(cgi_call->name)) == 0)
{
return cgi_call->function;
}
cgi_call = cgi_call->next;
}
return nullfunction;
}