#include "fmt.h"

#include "qmail.h"

#include "now.h"

#include "datetime.h"

#include "date822fmt.h"

#include "received.h"

static int issafe(ch) char ch;

{

  if (ch == '.') return 1;

  if (ch == '@') return 1;

  if (ch == '%') return 1;

  if (ch == '+') return 1;

  if (ch == '/') return 1;

  if (ch == '=') return 1;

  if (ch == ':') return 1;

  if (ch == '-') return 1;

  if ((ch >= 'a') && (ch <= 'z')) return 1;

  if ((ch >= 'A') && (ch <= 'Z')) return 1;

  if ((ch >= '0') && (ch <= '9')) return 1;

  return 0;

}

void safeput(qqt,s)

struct qmail *qqt;

char *s;

{

  char ch;

  while (ch = *s++) {

    if (!issafe(ch)) ch = '?';

    qmail_put(qqt,&ch,1);

  }

}

static char buf[DATE822FMT];

/* "Received: from relay1.uu.net (HELO uunet.uu.net) (7@192.48.96.5)\n" */

/* "  by silverton.berkeley.edu with SMTP; 26 Sep 1995 04:46:54 -0000\n" */

void received(qqt,protocol,local,remoteip,remotehost,remoteinfo,helo)

struct qmail *qqt;

char *protocol;

char *local;

char *remoteip;

char *remotehost;

char *remoteinfo;

char *helo;

{

  struct datetime dt;

  qmail_puts(qqt,"Received: from ");

  safeput(qqt,remotehost);

  if (helo) {

    qmail_puts(qqt," (HELO ");

    safeput(qqt,helo);

    qmail_puts(qqt,")");

  }

  qmail_puts(qqt," (");

  if (remoteinfo) {

    safeput(qqt,remoteinfo);

    qmail_puts(qqt,"@");

  }

  safeput(qqt,remoteip);

  qmail_puts(qqt,")\n  by ");

  safeput(qqt,local);

  qmail_puts(qqt," with ");

  qmail_puts(qqt,protocol);

  qmail_puts(qqt,"; ");

  datetime_tai(&dt,now());

  qmail_put(qqt,buf,date822fmt(buf,&dt));

}