compiler/posixc/getpass.c

   1 /*
   2     Copyright © 2017, The AROS Development Team. All rights reserved.
   3     $Id$
   4 */
   5
   6 #include <sys/types.h>
   7
   8 #include <proto/exec.h>
   9
  10 #include <limits.h>
  11 #include <string.h>
  12
  13 #include "__posixc_intbase.h"
  14
  15 /*****************************************************************************
  16
  17     NAME */
  18 #include <unistd.h>
  19
  20         char * getpass(
  21
  22 /*  SYNOPSIS */
  23         const char *prompt)
  24
  25 /*  FUNCTION
  26         (obsolete) prompt for a password.
  27
  28     INPUTS
  29
  30     RESULT
  31
  32     NOTES
  33         This function returns a pointer to a static buffer
  34         containing (the first PASS_MAX bytes of) the password without the
  35         trailing newline, terminated by a null byte ('\0').
  36
  37         The buffer may be overwritten by a subsequent call
  38
  39     EXAMPLE
  40
  41     BUGS
  42
  43     SEE ALSO
  44
  45     INTERNALS
  46
  47 ******************************************************************************/
  48 {
  49     struct PosixCBase *PosixCBase = __aros_getbase_PosixCBase();
  50     struct PosixCIntBase *PosixCIntBase = (struct PosixCIntBase *)PosixCBase;
  51     char *s;
  52
  53     /* quick and ugly... */
  54     if ((prompt) &&
  55         ((fputs(prompt, PosixCBase->_stdout) != EOF) &&
  56           (fputs("\n", PosixCBase->_stdout) != EOF)))
  57     {
  58         fflush(PosixCBase->_stdout);
  59     }
  60     s = fgets(PosixCIntBase->passbuffer, PASS_MAX, PosixCBase->_stdin);
  61     if (s)
  62     {
  63         /* strip trailing \n */
  64         size_t sl = strlen(s);
  65         if ( (sl > 0) && (s[sl-1] == '\n') )
  66         {
  67             s[sl-1] = '\0';
  68         }
  69     }
  70     return s;
  71 }