mirror of
https://github.com/moparisthebest/curl
synced 2024-08-13 17:03:50 -04:00
90080da5fe
Use same preprocessor logic for curl tool MemoryTracking activation in source files located in 'src' subdirectory as the one used for libcurl sources.
266 lines
6.4 KiB
C
266 lines
6.4 KiB
C
/***************************************************************************
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* _ _ ____ _
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* Project ___| | | | _ \| |
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* / __| | | | |_) | |
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* | (__| |_| | _ <| |___
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* \___|\___/|_| \_\_____|
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*
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* Copyright (C) 1998 - 2011, Daniel Stenberg, <daniel@haxx.se>, et al.
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*
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* This software is licensed as described in the file COPYING, which
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* you should have received as part of this distribution. The terms
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* are also available at http://curl.haxx.se/docs/copyright.html.
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*
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* You may opt to use, copy, modify, merge, publish, distribute and/or sell
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* copies of the Software, and permit persons to whom the Software is
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* furnished to do so, under the terms of the COPYING file.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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***************************************************************************/
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#include "setup.h"
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#ifndef HAVE_GETPASS_R
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/* this file is only for systems without getpass_r() */
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#ifdef HAVE_FCNTL_H
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#include <fcntl.h>
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#endif
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#ifdef HAVE_TERMIOS_H
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#include <termios.h>
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#else
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#ifdef HAVE_TERMIO_H
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#include <termio.h>
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#endif
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#endif
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#ifdef __VMS
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# include descrip
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# include starlet
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# include iodef
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#endif
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#ifdef WIN32
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# include <conio.h>
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#endif
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#ifdef NETWARE
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# ifdef __NOVELL_LIBC__
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# include <screen.h>
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# else
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# include <nwconio.h>
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# endif
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#endif
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#include "getpass.h"
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#include "memdebug.h" /* keep this as LAST include */
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#ifdef __VMS
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/* VMS implementation */
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char *getpass_r(const char *prompt, char *buffer, size_t buflen)
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{
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long sts;
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short chan;
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/* MSK, 23-JAN-2004, iosbdef.h wasn't in VAX V7.2 or CC 6.4 */
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/* distribution so I created this. May revert back later to */
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/* struct _iosb iosb; */
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struct _iosb
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{
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short int iosb$w_status; /* status */
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short int iosb$w_bcnt; /* byte count */
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int unused; /* unused */
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} iosb;
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$DESCRIPTOR(ttdesc, "TT");
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buffer[0]='\0';
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sts = sys$assign(&ttdesc, &chan,0,0);
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if(sts & 1) {
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sts = sys$qiow(0, chan,
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IO$_READPROMPT | IO$M_NOECHO,
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&iosb, 0, 0, buffer, buflen, 0, 0,
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prompt, strlen(prompt));
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if((sts & 1) && (iosb.iosb$w_status&1))
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buffer[iosb.iosb$w_bcnt] = '\0';
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sts = sys$dassgn(chan);
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}
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return buffer; /* we always return success */
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}
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#define DONE
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#endif /* __VMS */
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#ifdef __SYMBIAN32__
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#define getch() getchar()
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#endif
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#if defined(WIN32) || defined(__SYMBIAN32__)
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char *getpass_r(const char *prompt, char *buffer, size_t buflen)
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{
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size_t i;
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fputs(prompt, stderr);
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for(i=0; i<buflen; i++) {
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buffer[i] = (char)getch();
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if(buffer[i] == '\r' || buffer[i] == '\n') {
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buffer[i] = 0;
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break;
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}
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else
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if(buffer[i] == '\b')
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/* remove this letter and if this is not the first key, remove the
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previous one as well */
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i = i - (i>=1?2:1);
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}
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#ifndef __SYMBIAN32__
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/* since echo is disabled, print a newline */
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fputs("\n", stderr);
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#endif
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/* if user didn't hit ENTER, terminate buffer */
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if(i==buflen)
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buffer[buflen-1]=0;
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return buffer; /* we always return success */
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}
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#define DONE
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#endif /* WIN32 || __SYMBIAN32__ */
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#ifdef NETWARE
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/* NetWare implementation */
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#ifdef __NOVELL_LIBC__
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char *getpass_r(const char *prompt, char *buffer, size_t buflen)
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{
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return getpassword(prompt, buffer, buflen);
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}
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#else
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char *getpass_r(const char *prompt, char *buffer, size_t buflen)
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{
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size_t i = 0;
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printf("%s", prompt);
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do {
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buffer[i++] = getch();
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if(buffer[i-1] == '\b') {
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/* remove this letter and if this is not the first key,
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remove the previous one as well */
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if(i > 1) {
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printf("\b \b");
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i = i - 2;
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}
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else {
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RingTheBell();
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i = i - 1;
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}
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}
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else if(buffer[i-1] != 13)
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putchar('*');
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} while((buffer[i-1] != 13) && (i < buflen));
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buffer[i-1] = 0;
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printf("\r\n");
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return buffer;
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}
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#endif /* __NOVELL_LIBC__ */
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#define DONE
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#endif /* NETWARE */
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#ifndef DONE /* not previously provided */
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#ifdef HAVE_TERMIOS_H
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#define struct_term struct termios
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#else
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#ifdef HAVE_TERMIO_H
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#define struct_term struct termio
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#else
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#undef struct_term
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#endif
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#endif
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static bool ttyecho(bool enable, int fd)
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{
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#ifdef struct_term
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static struct_term withecho;
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static struct_term noecho;
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#endif
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if(!enable) {
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/* disable echo by extracting the current 'withecho' mode and remove the
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ECHO bit and set back the struct */
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#ifdef HAVE_TERMIOS_H
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tcgetattr(fd, &withecho);
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noecho = withecho;
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noecho.c_lflag &= ~ECHO;
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tcsetattr(fd, TCSANOW, &noecho);
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#else /* HAVE_TERMIOS_H */
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#ifdef HAVE_TERMIO_H
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ioctl(fd, TCGETA, &withecho);
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noecho = withecho;
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noecho.c_lflag &= ~ECHO;
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ioctl(fd, TCSETA, &noecho);
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#else /* HAVE_TERMIO_H */
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/* neither HAVE_TERMIO_H nor HAVE_TERMIOS_H, we can't disable echo! */
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(void)fd; /* prevent compiler warning on unused variable */
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return FALSE; /* not disabled */
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#endif
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#endif
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return TRUE; /* disabled */
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}
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else {
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/* re-enable echo, assumes we disabled it before (and set the structs we
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now use to reset the terminal status) */
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#ifdef HAVE_TERMIOS_H
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tcsetattr(fd, TCSAFLUSH, &withecho);
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#else /* HAVE_TERMIOS_H */
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#ifdef HAVE_TERMIO_H
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ioctl(fd, TCSETA, &withecho);
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#else
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/* neither HAVE_TERMIO_H nor HAVE_TERMIOS_H */
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return FALSE; /* not enabled */
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#endif
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#endif
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return TRUE; /* enabled */
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}
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}
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char *getpass_r(const char *prompt, /* prompt to display */
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char *password, /* buffer to store password in */
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size_t buflen) /* size of buffer to store password in */
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{
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ssize_t nread;
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bool disabled;
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int fd=open("/dev/tty", O_RDONLY);
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if(-1 == fd)
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fd = 1; /* use stdin if the tty couldn't be used */
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disabled = ttyecho(FALSE, fd); /* disable terminal echo */
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fputs(prompt, stderr);
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nread=read(fd, password, buflen);
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if(nread > 0)
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password[--nread]=0; /* zero terminate where enter is stored */
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else
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password[0]=0; /* got nothing */
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if(disabled) {
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/* if echo actually was disabled, add a newline */
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fputs("\n", stderr);
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(void)ttyecho(TRUE, fd); /* enable echo */
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}
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if(1 != fd)
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close(fd);
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return password; /* return pointer to buffer */
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}
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#endif /* DONE */
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#endif /* HAVE_GETPASS_R */
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