security-and-privacy/gnupg
security-and-privacy/gnupg
1
0
Fork 0
mirror of git://git.gnupg.org/gnupg.git synced 2025-07-03 22:56:33 +02:00
Code Activity

Sylvester Version

Browse source
This commit is contained in:
Werner Koch 1997-12-31 12:32:54 +00:00
parent c351df1dc5
commit 4d2636eafe
20 changed files with 1971 additions and 144 deletions
Download patch file Download diff file Expand all files Collapse all files

43
util/ttyio.c
View file

@ -23,6 +23,7 @@
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include <termios.h>
#include <errno.h>
#include <ctype.h>
#include "util.h"
@ -32,17 +33,35 @@
static int last_prompt_len;
static FILE *
open_tty(void)
open_tty(struct termios *termsave )
{
struct termios term;
FILE *tty = fopen("/dev/tty", "r");
if( !tty )
log_fatal("cannot open /dev/tty: %s\n", strerror(errno) );
if( termsave ) { /* hide input */
if( tcgetattr(fileno(tty), termsave) )
log_fatal("tcgetattr() failed: %s\n", strerror(errno) );
term = *termsave;
term.c_lflag &= ~(ECHO | ECHOE | ECHOK | ECHONL);
if( tcsetattr( fileno(tty), TCSAFLUSH, &term ) )
log_fatal("tcsetattr() failed: %s\n", strerror(errno) );
}
return tty;
}
static void
close_tty( FILE *tty )
close_tty( FILE *tty, struct termios *termsave )
{
if( termsave ) {
if( tcsetattr(fileno(tty), TCSAFLUSH, termsave) )
log_error("tcsetattr() failed: %s\n", strerror(errno) );
putc('\n', stderr);
}
fclose(tty);
}
@ -82,18 +101,21 @@ tty_print_string( byte *p, size_t n )
char *
tty_get( const char *prompt )
static char *
do_get( const char *prompt, int hidden )
{
char *buf;
int c, n, i;
FILE *fp;
struct termios termsave;
last_prompt_len = 0;
tty_printf( prompt );
buf = m_alloc(n=50);
i = 0;
fp = open_tty();
fp = open_tty(hidden? &termsave: NULL);
while( (c=getc(fp)) != EOF && c != '\n' ) {
last_prompt_len++;
if( c == '\t' )
@ -106,15 +128,22 @@ tty_get( const char *prompt )
}
buf[i++] = c;
}
close_tty(fp);
close_tty(fp, hidden? &termsave: NULL);
buf[i] = 0;
return buf;
}
char *
tty_get( const char *prompt )
{
return do_get( prompt, 0 );
}
char *
tty_get_hidden( const char *prompt )
{
return tty_get( prompt ); /* fixme */
return do_get( prompt, 1 );
}