/* 
 * echo2.c --
 *
 *	Produce a page containing all the inputs (fcgiapp version)
 *
 *
 * Copyright (c) 1996 Open Market, Inc.
 *
 * See the file "LICENSE.TERMS" for information on usage and redistribution
 * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
 *
 */

#ifndef lint
static const char rcsid[] = "$Id: echo2.c,v 1.2.2.2 1997/03/20 22:23:18 snapper Exp $";
#endif /* not lint */

#include <stdio.h>
#include <stdlib.h>
#include "fcgiapp.h"

#ifdef _WIN32
#include <process.h>
#endif

void PrintEnv(FCGX_Stream *out, char *label, char **envp)
{
    printf("%s:<br>\n<pre>\n", label);
    FCGX_FPrintF(out, "%s:<br>\n<pre>\n", label);
    for(; *envp != NULL; envp++) {
        FCGX_FPrintF(out, "%s\n", *envp);
    }
    FCGX_FPrintF(out, "</pre><p>\n");
}

#ifndef _WIN32
extern char **environ;
#endif

void main ()
{
    FCGX_Stream *in, *out, *err;
    FCGX_ParamArray envp;
    int count = 0;
    while (FCGX_Accept(&in, &out, &err, &envp) >= 0) {
        char *contentLength = FCGX_GetParam("CONTENT_LENGTH", envp);
        int len;
        FCGX_FPrintF(out,
               "Content-type: text/html\r\n"
	       "\r\n"
	       "<title>FastCGI echo (fcgiapp version)</title>"
	       "<h1>FastCGI echo (fcgiapp version)</h1>\n"
               "Request number %d,  Process ID: %d<p>\n", ++count, 
                     getpid());
        if(contentLength != NULL) {
            len = strtol(contentLength, NULL, 10);
        } else {
            len = 0;
        }
        if(len <= 0) {
	    FCGX_FPrintF(out, "No data from standard input.<p>\n");
        } else {
            int i, ch;
	    FCGX_FPrintF(out, "Standard input:<br>\n<pre>\n");
            for(i = 0; i < len; i++) {
                if((ch = FCGX_GetChar(in)) < 0) {
                    FCGX_FPrintF(out, "Error: Not enough bytes received "
                                      "on standard input<p>\n");
                    break;
	        }
                FCGX_PutChar(ch, out);
            }
            FCGX_FPrintF(out, "\n</pre><p>\n");
        }
        PrintEnv(out, "Request environment", envp);
        PrintEnv(out, "Initial environment", environ);
    } /* while */
}