📄 main.c

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/********************************************************************************** main.c**** This file is part of the ABYSS Web server project.**** Copyright (C) 2000 by Moez Mahfoudh <mmoez@bigfoot.com>.** 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 AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.********************************************************************************/#include <stdio.h>#include <stdlib.h>#include <time.h>#include <fcntl.h>#ifdef WIN32#include <io.h>#endif  /* WIN32 */#ifdef _UNIX#include <sys/signal.h>#include <sys/wait.h>#endif#include "xmlrpc-c/abyss.h"void Answer(TSession *r, uint16_t statuscode, char *buffer){    ResponseChunked(r);    ResponseStatus(r,statuscode);    ResponseContentType(r,"text/html");    ResponseWrite(r);        HTTPWrite(r,"<HTML><BODY>",12);        HTTPWrite(r,buffer,strlen(buffer));    HTTPWrite(r,"</BODY></HTML>",14);    HTTPWriteEnd(r);}abyss_bool HandleTime(TSession *r){    char z[50];    time_t ltime;    TDate date;    if (strcmp(r->uri,"/time")!=0)        return FALSE;    if (!RequestAuth(r,"Mot de passe","moez","hello"))        return TRUE;    time( &ltime );    DateFromGMT(&date,ltime);        strcpy(z,"The time is ");    DateToString(&date,z+strlen(z));    Answer(r,200,z);    return TRUE;}abyss_bool HandleDump(TSession *r){    char z[50];    if (strcmp(r->uri,"/name")!=0)        return FALSE;    sprintf(z,"Server name is %s", (r->server)->name );    Answer(r,200,z);    return TRUE;}abyss_bool HandleStatus(TSession *r){    uint32_t status;    if (sscanf(r->uri,"/status/%d",&status)<=0)        return FALSE;    ResponseStatus(r,(uint16_t)status);    return TRUE;}abyss_bool HandleMIMEType(TSession *r){    char *m;    if (strncmp(r->uri,"/mime/",6)!=0)        return FALSE;    m=MIMETypeFromExt(r->uri+6);    if (!m)        m="(none)";    Answer(r,200,m);    return TRUE;}#ifdef _UNIXstatic void sigterm(int sig){    TraceExit("Signal %d received. Exiting...\n",sig);}static voidsigchld(int const signalClass) {    abyss_bool childrenLeft;    abyss_bool error;    childrenLeft = true;    error = false;    /* Reap defunct children until there aren't any more. */    while (childrenLeft && !error) {        int status;        pid_t rc;        rc = waitpid((pid_t) -1, &status, WNOHANG);        if (rc == 0)            childrenLeft = false;        else if (rc < 0) {            /* because of ptrace */            if (errno == EINTR) {                /* ptrace causes this */            } else                error = true;        } else {            /* We reaped a child. */            pid_t const pid = rc;            ThreadHandleSigchld(pid);        }    }}#endif _UNIXint main(int argc,char **argv){    TServer srv;    char *p,*conffile=DEFAULT_CONF_FILE;    abyss_bool err=FALSE;    char *name=argv[0];    while (p=*(++argv))    {        if ((*p=='-') && (*(p+1)))            if (*(p+2)=='\0')                switch (*(p+1))                {                case 'c':                    argv++;                    if (*argv)                        conffile=*argv;                    else                        err=TRUE;                    break;                default:                    err=TRUE;                }            else                err=TRUE;        else            err=TRUE;    };    if (err)    {        help(name);        exit(1);    };    DateInit();    MIMETypeInit();    ServerCreate(&srv,"HTTPServer",80,DEFAULT_DOCS,NULL);    ConfReadServerFile(conffile,&srv);    ServerAddHandler(&srv,HandleTime);    ServerAddHandler(&srv,HandleDump);    ServerAddHandler(&srv,HandleStatus);    ServerAddHandler(&srv,HandleMIMEType);    ServerInit(&srv);#ifdef _UNIX    /* Catch various termination signals. */    signal(SIGTERM,sigterm);    signal(SIGINT,sigterm);    signal(SIGHUP,sigterm);    signal(SIGUSR1,sigterm);    /* Catch defunct children. */    signal(SIGCHLD,sigchld);#endif    ServerDaemonize(srv);    ServerRun(&srv);    return 0;}
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