mirror of
git://git.gnupg.org/gnupg.git
synced 2024-09-08 13:06:22 +02:00
![Werner Koch](/assets/img/avatar_default.png)
* common/asshelp.c (warn_server_version_mismatch): New. Actually a slightly modified version of warn_version_mismatch found in other modules. * common/status.c (gnupg_status_strings): New. * g10/cpr.c (write_status_strings2): New. * g10/call-agent.c (warn_version_mismatch): Use the new unified warn_server_version_mismatch function. * g10/call-dirmngr.c (warn_version_mismatch): Ditto. * g10/call-keyboxd.c (warn_version_mismatch): Ditto. * sm/call-agent.c (warn_version_mismatch): Ditto. * sm/call-dirmngr.c (warn_version_mismatch): Ditto. * tools/card-call-scd.c (warn_version_mismatch): Ditto. Signed-off-by: Werner Koch <wk@gnupg.org>
193 lines
5.0 KiB
C
193 lines
5.0 KiB
C
/* asshelp2.c - More helper functions for Assuan
|
|
* Copyright (C) 2012 Free Software Foundation, Inc.
|
|
*
|
|
* This file is part of GnuPG.
|
|
*
|
|
* This file is free software; you can redistribute it and/or modify
|
|
* it under the terms of either
|
|
*
|
|
* - the GNU Lesser General Public License as published by the Free
|
|
* Software Foundation; either version 3 of the License, or (at
|
|
* your option) any later version.
|
|
*
|
|
* or
|
|
*
|
|
* - 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.
|
|
*
|
|
* or both in parallel, as here.
|
|
*
|
|
* This file 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, see <https://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include <config.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <errno.h>
|
|
#include <assuan.h>
|
|
|
|
#include "util.h"
|
|
#include "asshelp.h"
|
|
#include "status.h"
|
|
|
|
|
|
/* A variable with a function to be used to return the current assuan
|
|
* context for a CTRL variable. This needs to be set using the
|
|
* set_assuan_ctx_func function. */
|
|
static assuan_context_t (*the_assuan_ctx_func)(ctrl_t ctrl);
|
|
|
|
|
|
/* Set FUNC to be used as a mapping function from CTRL to an assuan
|
|
* context. Pass NULL for FUNC to disable the use of the assuan
|
|
* context in this module. */
|
|
void
|
|
set_assuan_context_func (assuan_context_t (*func)(ctrl_t ctrl))
|
|
{
|
|
the_assuan_ctx_func = func;
|
|
}
|
|
|
|
|
|
/* Helper function to print an assuan status line using a printf
|
|
format string. */
|
|
gpg_error_t
|
|
vprint_assuan_status (assuan_context_t ctx,
|
|
const char *keyword,
|
|
const char *format, va_list arg_ptr)
|
|
{
|
|
int rc;
|
|
char *buf;
|
|
|
|
rc = gpgrt_vasprintf (&buf, format, arg_ptr);
|
|
if (rc < 0)
|
|
return gpg_err_make (default_errsource, gpg_err_code_from_syserror ());
|
|
rc = assuan_write_status (ctx, keyword, buf);
|
|
xfree (buf);
|
|
return rc;
|
|
}
|
|
|
|
|
|
/* Helper function to print an assuan status line using a printf
|
|
format string. */
|
|
gpg_error_t
|
|
print_assuan_status (assuan_context_t ctx,
|
|
const char *keyword,
|
|
const char *format, ...)
|
|
{
|
|
va_list arg_ptr;
|
|
gpg_error_t err;
|
|
|
|
va_start (arg_ptr, format);
|
|
err = vprint_assuan_status (ctx, keyword, format, arg_ptr);
|
|
va_end (arg_ptr);
|
|
return err;
|
|
}
|
|
|
|
|
|
/* Helper function to print a list of strings as an assuan status
|
|
* line. KEYWORD is the first item on the status line. ARG_PTR is a
|
|
* list of strings which are all separated by a space in the output.
|
|
* The last argument must be a NULL. Linefeeds and carriage returns
|
|
* characters (which are not allowed in an Assuan status line) are
|
|
* silently quoted in C-style. */
|
|
gpg_error_t
|
|
vprint_assuan_status_strings (assuan_context_t ctx,
|
|
const char *keyword, va_list arg_ptr)
|
|
{
|
|
gpg_error_t err = 0;
|
|
const char *text;
|
|
char buf[950], *p;
|
|
size_t n;
|
|
|
|
p = buf;
|
|
n = 0;
|
|
while ((text = va_arg (arg_ptr, const char *)) && n < DIM (buf)-3 )
|
|
{
|
|
if (n)
|
|
{
|
|
*p++ = ' ';
|
|
n++;
|
|
}
|
|
for ( ; *text && n < DIM (buf)-3; n++, text++)
|
|
{
|
|
if (*text == '\n')
|
|
{
|
|
*p++ = '\\';
|
|
*p++ = 'n';
|
|
n++;
|
|
}
|
|
else if (*text == '\r')
|
|
{
|
|
*p++ = '\\';
|
|
*p++ = 'r';
|
|
n++;
|
|
}
|
|
else
|
|
*p++ = *text;
|
|
}
|
|
}
|
|
*p = 0;
|
|
err = assuan_write_status (ctx, keyword, buf);
|
|
|
|
return err;
|
|
}
|
|
|
|
|
|
/* See vprint_assuan_status_strings. */
|
|
gpg_error_t
|
|
print_assuan_status_strings (assuan_context_t ctx, const char *keyword, ...)
|
|
{
|
|
va_list arg_ptr;
|
|
gpg_error_t err;
|
|
|
|
va_start (arg_ptr, keyword);
|
|
err = vprint_assuan_status_strings (ctx, keyword, arg_ptr);
|
|
va_end (arg_ptr);
|
|
return err;
|
|
}
|
|
|
|
|
|
/* This function is similar to print_assuan_status but takes a CTRL
|
|
* arg instead of an assuan context as first argument. */
|
|
gpg_error_t
|
|
status_printf (ctrl_t ctrl, const char *keyword, const char *format, ...)
|
|
{
|
|
gpg_error_t err;
|
|
va_list arg_ptr;
|
|
assuan_context_t ctx;
|
|
|
|
if (!ctrl || !the_assuan_ctx_func || !(ctx = the_assuan_ctx_func (ctrl)))
|
|
return 0;
|
|
|
|
va_start (arg_ptr, format);
|
|
err = vprint_assuan_status (ctx, keyword, format, arg_ptr);
|
|
va_end (arg_ptr);
|
|
return err;
|
|
}
|
|
|
|
|
|
/* Same as status_printf but takes a status number instead of a
|
|
* keyword. */
|
|
gpg_error_t
|
|
status_no_printf (ctrl_t ctrl, int no, const char *format, ...)
|
|
{
|
|
gpg_error_t err;
|
|
va_list arg_ptr;
|
|
assuan_context_t ctx;
|
|
|
|
if (!ctrl || !the_assuan_ctx_func || !(ctx = the_assuan_ctx_func (ctrl)))
|
|
return 0;
|
|
|
|
va_start (arg_ptr, format);
|
|
err = vprint_assuan_status (ctx, get_status_string (no), format, arg_ptr);
|
|
va_end (arg_ptr);
|
|
return err;
|
|
}
|