summaryrefslogtreecommitdiffstats
path: root/common/status.c
blob: b752c12c6364ac92e37d08e32ca711ba05046fcd (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
/* status.c - status code helper functions
 *	Copyright (C) 2007 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 <stdlib.h>

#include "util.h"
#include "status.h"
#include "status-codes.h"

/* The stream to output the status information.  Output is disabled if
 * this is NULL.  */
static estream_t statusfp;


/* Return the status string for code NO. */
const char *
get_status_string ( int no )
{
  int idx = statusstr_msgidxof (no);
  if (idx == -1)
    return "?";
  else
    return statusstr_msgstr + statusstr_msgidx[idx];
}


/* Set a global status FD.  */
void
gnupg_set_status_fd (int fd)
{
  static int last_fd = -1;

  if (fd != -1 && last_fd == fd)
    return;

  if (statusfp && statusfp != es_stdout && statusfp != es_stderr)
    es_fclose (statusfp);
  statusfp = NULL;
  if (fd == -1)
    return;

  if (fd == 1)
    statusfp = es_stdout;
  else if (fd == 2)
    statusfp = es_stderr;
  else
    statusfp = es_fdopen (fd, "w");
  if (!statusfp)
    {
      log_fatal ("can't open fd %d for status output: %s\n",
                 fd, gpg_strerror (gpg_error_from_syserror ()));
    }
  last_fd = fd;
}


/* Write a status line with code NO followed by the output of the
 * printf style FORMAT.  The caller needs to make sure that LFs and
 * CRs are not printed.  */
void
gnupg_status_printf (int no, const char *format, ...)
{
  va_list arg_ptr;

  if (!statusfp)
    return;  /* Not enabled.  */

  es_fputs ("[GNUPG:] ", statusfp);
  es_fputs (get_status_string (no), statusfp);
  if (format)
    {
      es_putc (' ', statusfp);
      va_start (arg_ptr, format);
      es_vfprintf (statusfp, format, arg_ptr);
      va_end (arg_ptr);
    }
  es_putc ('\n', statusfp);
}


/* Write a status line with code NO followed by the remaining
 * arguments which must be a list of strings terminated by a NULL.
 * Embedded CR and LFs in the strings are C-style escaped.  All
 * strings are printed with a space as delimiter.  */
gpg_error_t
gnupg_status_strings (ctrl_t dummy, int no, ...)
{
  va_list arg_ptr;
  const char *s;

  (void)dummy;

  if (!statusfp)
    return 0;  /* Not enabled. */

  va_start (arg_ptr, no);

  es_fputs ("[GNUPG:] ", statusfp);
  es_fputs (get_status_string (no), statusfp);
  while ((s = va_arg (arg_ptr, const char*)))
    {
      if (*s)
        es_putc (' ', statusfp);
      for (; *s; s++)
        {
          if (*s == '\n')
            es_fputs ("\\n", statusfp);
          else if (*s == '\r')
            es_fputs ("\\r", statusfp);
          else
            es_fputc (*(const byte *)s, statusfp);
        }
    }
  es_putc ('\n', statusfp);
  es_fflush (statusfp);

  va_end (arg_ptr);
  return 0;
}


const char *
get_inv_recpsgnr_code (gpg_error_t err)
{
  const char *errstr;

  switch (gpg_err_code (err))
    {
    case GPG_ERR_NO_PUBKEY:       errstr = "1"; break;
    case GPG_ERR_AMBIGUOUS_NAME:  errstr = "2"; break;
    case GPG_ERR_WRONG_KEY_USAGE: errstr = "3"; break;
    case GPG_ERR_CERT_REVOKED:    errstr = "4"; break;
    case GPG_ERR_CERT_EXPIRED:    errstr = "5"; break;
    case GPG_ERR_NO_CRL_KNOWN:    errstr = "6"; break;
    case GPG_ERR_CRL_TOO_OLD:     errstr = "7"; break;
    case GPG_ERR_NO_POLICY_MATCH: errstr = "8"; break;

    case GPG_ERR_UNUSABLE_SECKEY:
    case GPG_ERR_NO_SECKEY:       errstr = "9"; break;

    case GPG_ERR_NOT_TRUSTED:     errstr = "10"; break;
    case GPG_ERR_MISSING_CERT:    errstr = "11"; break;
    case GPG_ERR_MISSING_ISSUER_CERT: errstr = "12"; break;
    default:                      errstr = "0"; break;
    }

  return errstr;
}