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/* miscutil.c - miscellaneous utilities
* Copyright (C) 1998, 1999 Free Software Foundation, Inc.
*
* This file is part of GnuPG.
*
* GnuPG is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* GnuPG is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#include <config.h>
#include <stdio.h>
#include <string.h>
#include <time.h>
#include <ctype.h>
#ifdef HAVE_LANGINFO_H
#include <langinfo.h>
#endif
#include "types.h"
#include "util.h"
#include "i18n.h"
u32
make_timestamp()
{
return time(NULL);
}
u32
add_days_to_timestamp( u32 stamp, u16 days )
{
return stamp + days*86400L;
}
/****************
* Return a string with a time value in the form: x Y, n D, n H
*/
const char *
strtimevalue( u32 value )
{
static char buffer[30];
unsigned int years, days, hours, minutes;
value /= 60;
minutes = value % 60;
value /= 60;
hours = value % 24;
value /= 24;
days = value % 365;
value /= 365;
years = value;
sprintf(buffer,"%uy%ud%uh%um", years, days, hours, minutes );
if( years )
return buffer;
if( days )
return strchr( buffer, 'y' ) + 1;
return strchr( buffer, 'd' ) + 1;
}
/****************
* Note: this function returns GMT
*/
const char *
strtimestamp( u32 stamp )
{
static char buffer[11+5];
struct tm *tp;
time_t atime = stamp;
tp = gmtime( &atime );
sprintf(buffer,"%04d-%02d-%02d",
1900+tp->tm_year, tp->tm_mon+1, tp->tm_mday );
return buffer;
}
/****************
* Note: this function returns local time
*/
const char *
asctimestamp( u32 stamp )
{
static char buffer[50];
#if defined (HAVE_STRFTIME) && defined (HAVE_NL_LANGINFO)
static char fmt[50];
#endif
struct tm *tp;
time_t atime = stamp;
tp = localtime( &atime );
#ifdef HAVE_STRFTIME
#if defined(HAVE_NL_LANGINFO)
mem2str( fmt, nl_langinfo(D_T_FMT), DIM(fmt) );
if( strstr( fmt, "%Z" ) == NULL )
strcat( fmt, " %Z");
strftime( buffer, DIM(buffer)-1, fmt, tp );
#else
/* fixme: we should check whether the locale appends a " %Z"
* These locales from glibc don't put the " %Z":
* fi_FI hr_HR ja_JP lt_LT lv_LV POSIX ru_RU ru_SU sv_FI sv_SE zh_CN
*/
strftime( buffer, DIM(buffer)-1, "%c %Z", tp );
#endif
buffer[DIM(buffer)-1] = 0;
#else
mem2str( buffer, asctime(tp), DIM(buffer) );
#endif
return buffer;
}
/****************
* Print a string to FP, but filter all control characters out.
*/
void
print_string( FILE *fp, const byte *p, size_t n, int delim )
{
for( ; n; n--, p++ )
if( iscntrl( *p ) || *p == delim ) {
putc('\\', fp);
if( *p == '\n' )
putc('n', fp);
else if( *p == '\r' )
putc('r', fp);
else if( *p == '\f' )
putc('f', fp);
else if( *p == '\v' )
putc('v', fp);
else if( *p == '\b' )
putc('b', fp);
else if( !*p )
putc('0', fp);
else
fprintf(fp, "x%02x", *p );
}
else
putc(*p, fp);
}
int
answer_is_yes( const char *s )
{
char *long_yes = _("yes");
char *short_yes = _("yY");
if( !stricmp(s, long_yes ) )
return 1;
if( strchr( short_yes, *s ) && !s[1] )
return 1;
return 0;
}
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