main.c

/*****************************************************************************
 *                                  _   _ ____  _     
 *  Project                     ___| | | |  _ \| |    
 *                             / __| | | | |_) | |    
 *                            | (__| |_| |  _ <| |___ 
 *                             \___|\___/|_| \_\_____|
 *
 *  The contents of this file are subject to the Mozilla Public License
 *  Version 1.0 (the "License"); you may not use this file except in
 *  compliance with the License. You may obtain a copy of the License at
 *  http://www.mozilla.org/MPL/
 *
 *  Software distributed under the License is distributed on an "AS IS"
 *  basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
 *  License for the specific language governing rights and limitations
 *  under the License.
 *
 *  The Original Code is Curl.
 *
 *  The Initial Developer of the Original Code is Daniel Stenberg.
 *
 *  Portions created by the Initial Developer are Copyright (C) 1998.
 *  All Rights Reserved.
 *
 * ------------------------------------------------------------
 * Main author:
 * - Daniel Stenberg <Daniel.Stenberg@haxx.nu>
 *
 * 	http://curl.haxx.nu
 *
 * $Source$
 * $Revision$
 * $Date$
 * $Author$
 * $State$
 * $Locker$
 *
 * ------------------------------------------------------------
 ****************************************************************************/

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include <sys/stat.h>
#include <ctype.h>

#include <curl/curl.h>
#include <curl/mprintf.h>
#include "../lib/getdate.h"

#include "urlglob.h"
#define CURLseparator	"--_curl_--"
#define MIMEseparator	"_curl_"

/* This define make use of the "Curlseparator" as opposed to the
   MIMEseparator. We might add support for the latter one in the
   future, and that's why this is left in the source. */
#define CURL_SEPARATORS

/* This is now designed to have its own local setup.h */
#include "setup.h"

#include "version.h"

#ifdef HAVE_IO_H /* typical win32 habit */
#include <io.h>
#endif

#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif

#ifndef HAVE_STRDUP
/* Ultrix doesn't have strdup(), so make a quick clone: */
char *strdup(char *str)
{
  int len;
  char *newstr;

  len = strlen(str);
  newstr = (char *) malloc((len+1)*sizeof(char));
  if (!newstr)
    return (char *)NULL;

  strcpy(newstr,str);

  return newstr;

}
#endif 

extern void hugehelp(void);

/***********************************************************************
 * Start with some silly functions to make win32-systems survive
 ***********************************************************************/
#if defined(WIN32) && !defined(__GNUC__) || defined(__MINGW32__)
static void win32_cleanup(void)
{
  WSACleanup();
}

static UrgError win32_init(void)
{
  WORD wVersionRequested;  
  WSADATA wsaData; 
  int err; 
  wVersionRequested = MAKEWORD(1, 1); 
    
  err = WSAStartup(wVersionRequested, &wsaData); 
    
  if (err != 0) 
    /* Tell the user that we couldn't find a useable */ 
    /* winsock.dll.     */ 
    return URG_FAILED_INIT; 
    
  /* Confirm that the Windows Sockets DLL supports 1.1.*/ 
  /* Note that if the DLL supports versions greater */ 
  /* than 1.1 in addition to 1.1, it will still return */ 
  /* 1.1 in wVersion since that is the version we */ 
  /* requested. */ 
    
  if ( LOBYTE( wsaData.wVersion ) != 1 || 
       HIBYTE( wsaData.wVersion ) != 1 ) { 
    /* Tell the user that we couldn't find a useable */ 

    /* winsock.dll. */ 
    WSACleanup(); 
    return URG_FAILED_INIT; 
  }
  return URG_OK;
}
/* The Windows Sockets DLL is acceptable. Proceed. */ 
#else
static UrgError win32_init(void) { return URG_OK; }
#define win32_cleanup()
#endif


/*
 * This is the main global constructor for the app. Call this before
 * _any_ libcurl usage. If this fails, *NO* libcurl functions may be
 * used, or havoc may be the result.
 */
UrgError main_init(void)
{
  return win32_init();
}

/*
 * This is the main global destructor for the app. Call this after
 * _all_ libcurl usage is done.
 */
void main_free(void)
{
  win32_cleanup();
}


static void helpf(char *fmt, ...)
{
  va_list ap;
  if(fmt) {
    va_start(ap, fmt);
    fputs("curl: ", stderr); /* prefix it */
    vfprintf(stderr, fmt, ap);
    va_end(ap);
  }
  fprintf(stderr, "curl: try 'curl --help' for more information\n");
}

static void help(void)
{
  printf(CURL_ID "%s\n"
       "Usage: curl [options...] <url>\n"
       "Options: (H) means HTTP/HTTPS only, (F) means FTP only\n"
       " -a/--append        Append to target file when uploading (F)\n"
       " -A/--user-agent <string> User-Agent to send to server (H)\n"
       " -b/--cookie <name=string/file> Cookie string or file to read cookies from (H)\n"
       " -B/--ftp-ascii     Use ASCII transfer (F)\n"
       " -c/--continue      Resume a previous transfer where we left it\n"
       " -C/--continue-at <offset> Specify absolute resume offset\n"
       " -d/--data          POST data (H)\n"
       " -D/--dump-header <file> Write the headers to this file\n"
       " -e/--referer       Referer page (H)\n"
       " -E/--cert <cert:passwd> Specifies your certificate file and password (HTTPS)\n"
       " -f/--fail          Fail silently (no output at all) on errors (H)\n"
       " -F/--form <name=content> Specify HTTP POST data (H)\n"

       " -h/--help          This help text\n"
       " -H/--header <line> Custom header to pass to server. (H)\n"
       " -i/--include       Include the HTTP-header in the output (H)\n"
       " -I/--head          Fetch document info only (HTTP HEAD/FTP SIZE)\n"
       " -K/--config        Specify which config file to read\n"
       " -l/--list-only     List only names of an FTP directory (F)\n"
       " -L/--location      Follow Location: hints (H)\n"
       " -m/--max-time <seconds> Maximum time allowed for the transfer\n"
       " -M/--manual        Display huge help text\n"
       " -n/--netrc         Read .netrc for user name and password\n"