Mercurial > hg
annotate mcabber/src/pgp.c @ 1041:d4b97a2423eb
Introduce PGP utility functions
author | Mikael Berthe <mikael@lilotux.net> |
---|---|
date | Sun, 26 Nov 2006 10:30:52 +0100 |
parents | |
children | 0dc104d51dce |
rev | line source |
---|---|
1041
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
1 /* |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
2 * pgp.c -- PGP utility functions |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
3 * |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
4 * Copyright (C) 2006 Mikael Berthe <bmikael@lists.lilotux.net> |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
5 * Some parts inspired by centericq (impgp.cc) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
6 * |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
7 * This program is free software; you can redistribute it and/or modify |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
8 * it under the terms of the GNU General Public License as published by |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
9 * the Free Software Foundation; either version 2 of the License, or (at |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
10 * your option) any later version. |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
11 * |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
12 * This program is distributed in the hope that it will be useful, but |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
13 * WITHOUT ANY WARRANTY; without even the implied warranty of |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
15 * General Public License for more details. |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
16 * |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
17 * You should have received a copy of the GNU General Public License |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
18 * along with this program; if not, write to the Free Software |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
20 * USA |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
21 */ |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
22 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
23 #include <config.h> |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
24 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
25 #ifdef HAVE_GPGME |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
26 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
27 #include <stdlib.h> |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
28 #include <string.h> |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
29 #include <unistd.h> |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
30 #include <locale.h> |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
31 #include <sys/mman.h> |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
32 #include <glib.h> |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
33 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
34 #include "pgp.h" |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
35 #include "logprint.h" |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
36 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
37 #define MIN_GPGME_VERSION "1.0.0" |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
38 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
39 static struct gpg_struct |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
40 { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
41 int enabled; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
42 char *private_key; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
43 char *passphrase; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
44 } gpg; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
45 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
46 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
47 // gpg_init(priv_key, passphrase) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
48 // Initialize the GPG sub-systems. This function must be invoked early. |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
49 // Note: priv_key & passphrase are optional, they can be set later. |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
50 // This function returns 0 if gpgme is available and initialized; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
51 // if not it returns the gpgme error code. |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
52 int gpg_init(const char *priv_key, const char *passphrase) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
53 { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
54 gpgme_error_t err; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
55 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
56 // Check for version and OpenPGP protocol support. |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
57 if (!gpgme_check_version(MIN_GPGME_VERSION)) { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
58 scr_LogPrint(LPRINT_LOGNORM|LPRINT_NOTUTF8, |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
59 "GPGME initialization error: %s", gpgme_strerror(err)); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
60 return -1; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
61 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
62 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
63 err = gpgme_engine_check_version(GPGME_PROTOCOL_OpenPGP); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
64 if (err) { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
65 scr_LogPrint(LPRINT_LOGNORM|LPRINT_NOTUTF8, |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
66 "GPGME initialization error: %s", gpgme_strerror(err)); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
67 return err; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
68 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
69 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
70 // Set the locale information. |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
71 gpgme_set_locale(NULL, LC_CTYPE, setlocale(LC_CTYPE, NULL)); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
72 gpgme_set_locale(NULL, LC_MESSAGES, setlocale(LC_MESSAGES, NULL)); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
73 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
74 // Store private data. |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
75 gpg_set_private_key(priv_key); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
76 gpg_set_passphrase(passphrase); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
77 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
78 gpg.enabled = 1; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
79 return 0; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
80 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
81 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
82 // gpg_terminate() |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
83 // Destroy data and free memory. |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
84 void gpg_terminate(void) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
85 { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
86 gpg.enabled = 0; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
87 gpg_set_passphrase(NULL); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
88 gpg_set_private_key(NULL); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
89 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
90 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
91 // gpg_set_passphrase(passphrase) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
92 // Set the current passphrase (use NULL to erase it). |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
93 void gpg_set_passphrase(const char *passphrase) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
94 { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
95 // Remove current passphrase |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
96 if (gpg.passphrase) { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
97 ssize_t len = strlen(gpg.passphrase); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
98 memset(gpg.passphrase, 0, len); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
99 munlock(gpg.passphrase, len); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
100 g_free(gpg.passphrase); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
101 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
102 if (passphrase) { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
103 gpg.passphrase = g_strdup(passphrase); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
104 mlock(gpg.passphrase, strlen(gpg.passphrase)); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
105 } else { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
106 gpg.passphrase = NULL; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
107 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
108 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
109 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
110 // gpg_set_private_key(keyid) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
111 // Set the current private key id (use NULL to unset it). |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
112 void gpg_set_private_key(const char *priv_keyid) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
113 { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
114 g_free(gpg.private_key); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
115 if (priv_keyid) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
116 gpg.private_key = g_strdup(priv_keyid); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
117 else |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
118 gpg.private_key = NULL; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
119 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
120 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
121 // strip_header_footer(data) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
122 // Remove PGP header & footer from data. |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
123 // Return a new string, or NULL. |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
124 // The string must be freed by the caller with g_free() when no longer needed. |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
125 static char *strip_header_footer(const char *data) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
126 { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
127 char *p, *q; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
128 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
129 if (!data) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
130 return NULL; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
131 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
132 // p: beginning of real data |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
133 // q: end of real data |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
134 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
135 // Strip header (to the first empty line) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
136 p = strstr(data, "\n\n"); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
137 if (!p) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
138 return g_strdup(data); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
139 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
140 // Strip footer |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
141 // We want to remove the last lines, until the line beginning with a '-' |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
142 p += 2; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
143 for (q = p ; *q; q++) ; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
144 // (q is at the end of data now) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
145 for (q--; q > p && (*q != '\n' || *(q+1) != '-'); q--) ; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
146 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
147 if (q <= p) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
148 return NULL; // Shouldn't happen... |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
149 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
150 return g_strndup(p, q-p); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
151 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
152 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
153 // passphrase_cb() |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
154 // GPGME passphrase callback function. |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
155 static gpgme_error_t passphrase_cb(void *hook, const char *uid_hint, |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
156 const char *passphrase_info, int prev_was_bad, int fd) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
157 { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
158 ssize_t len; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
159 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
160 // Abort if we do not have the password. |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
161 if (!gpg.passphrase) { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
162 write(fd, "\n", 1); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
163 return gpg_error(GPG_ERR_CANCELED); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
164 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
165 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
166 // Write the passphrase to the file descriptor. |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
167 len = strlen(gpg.passphrase); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
168 if (write(fd, gpg.passphrase, len) != len) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
169 return gpg_error(GPG_ERR_CANCELED); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
170 if (write(fd, "\n", 1) != 1) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
171 return gpg_error(GPG_ERR_CANCELED); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
172 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
173 return 0; // Success |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
174 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
175 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
176 // gpg_verify(gpg_data, text, *sigsum) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
177 // Verify that gpg_data is a correct signature for text. |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
178 // Return the key id (or fingerprint), and set *sigsum to |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
179 // the gpgme signature summary value. |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
180 // The returned string must be freed with g_free() after use. |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
181 char *gpg_verify(const char *gpg_data, const char *text, |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
182 gpgme_sigsum_t *sigsum) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
183 { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
184 gpgme_ctx_t ctx; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
185 gpgme_data_t data_sign, data_text; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
186 char *data; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
187 char *verified_key = NULL; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
188 gpgme_key_t key; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
189 gpgme_error_t err; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
190 const char prefix[] = "-----BEGIN PGP SIGNATURE-----\n\n"; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
191 const char suffix[] = "\n-----END PGP SIGNATURE-----\n"; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
192 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
193 // Reset the summary. |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
194 *sigsum = 0; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
195 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
196 if (!gpg.enabled) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
197 return NULL; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
198 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
199 err = gpgme_new(&ctx); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
200 if (err) { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
201 scr_LogPrint(LPRINT_LOGNORM|LPRINT_NOTUTF8, |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
202 "GPGME error: %s", gpgme_strerror(err)); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
203 return NULL; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
204 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
205 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
206 gpgme_set_protocol(ctx, GPGME_PROTOCOL_OpenPGP); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
207 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
208 // Surround the given data with the prefix & suffix |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
209 data = g_new(char, sizeof(prefix) + sizeof(suffix) + strlen(gpg_data)); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
210 strcpy(data, prefix); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
211 strcat(data, gpg_data); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
212 strcat(data, suffix); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
213 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
214 err = gpgme_data_new_from_mem(&data_sign, data, strlen(data), 0); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
215 if (!err) { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
216 err = gpgme_data_new_from_mem(&data_text, text, strlen(text), 0); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
217 if (!err) { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
218 err = gpgme_op_verify(ctx, data_sign, data_text, 0); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
219 if (!err) { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
220 gpgme_verify_result_t vr = gpgme_op_verify_result(ctx); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
221 if (vr && vr->signatures) { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
222 char *r = vr->signatures->fpr; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
223 // Found the fingerprint. Let's try to get the key id. |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
224 if(!gpgme_get_key(ctx, r, &key, 0)) { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
225 r = key->subkeys->keyid; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
226 gpgme_key_release(key); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
227 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
228 // r is a static variable, let's copy it. |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
229 verified_key = g_strdup(r); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
230 *sigsum = vr->signatures->summary; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
231 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
232 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
233 gpgme_data_release(data_text); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
234 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
235 gpgme_data_release(data_sign); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
236 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
237 if (err) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
238 scr_LogPrint(LPRINT_LOGNORM|LPRINT_NOTUTF8, |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
239 "GPGME error: %s", gpgme_strerror(err)); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
240 gpgme_release(ctx); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
241 g_free(data); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
242 return verified_key; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
243 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
244 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
245 // gpg_sign(gpg_data) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
246 // Return a signature of gpg_data (or NULL). |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
247 // The returned string must be freed with g_free() after use. |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
248 char *gpg_sign(const char *gpg_data) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
249 { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
250 gpgme_ctx_t ctx; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
251 gpgme_data_t in, out; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
252 char *p; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
253 char *signed_data = NULL; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
254 size_t nread; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
255 gpgme_key_t key; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
256 gpgme_error_t err; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
257 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
258 if (!gpg.enabled || !gpg.private_key) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
259 return NULL; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
260 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
261 err = gpgme_new(&ctx); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
262 if (err) { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
263 scr_LogPrint(LPRINT_LOGNORM|LPRINT_NOTUTF8, |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
264 "GPGME error: %s", gpgme_strerror(err)); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
265 return NULL; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
266 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
267 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
268 gpgme_set_protocol(ctx, GPGME_PROTOCOL_OpenPGP); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
269 gpgme_set_textmode(ctx, 0); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
270 gpgme_set_armor(ctx, 1); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
271 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
272 p = getenv("GPG_AGENT_INFO"); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
273 if (!(p && strchr(p, ':'))) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
274 gpgme_set_passphrase_cb(ctx, passphrase_cb, 0); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
275 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
276 err = gpgme_get_key(ctx, gpg.private_key, &key, 1); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
277 if (!err) { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
278 gpgme_signers_clear(ctx); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
279 gpgme_signers_add(ctx, key); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
280 gpgme_key_release(key); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
281 err = gpgme_data_new_from_mem(&in, gpg_data, strlen(gpg_data), 0); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
282 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
283 if (!err) { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
284 err = gpgme_data_new(&out); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
285 if (!err) { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
286 err = gpgme_op_sign(ctx, in, out, GPGME_SIG_MODE_DETACH); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
287 if (!err) { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
288 signed_data = gpgme_data_release_and_get_mem(out, &nread); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
289 if (signed_data) { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
290 // We need to add a trailing NULL |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
291 char *dd = g_strndup(signed_data, nread); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
292 free(signed_data); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
293 signed_data = strip_header_footer(dd); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
294 g_free(dd); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
295 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
296 } else { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
297 gpgme_data_release(out); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
298 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
299 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
300 gpgme_data_release(in); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
301 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
302 if (err && err != GPG_ERR_CANCELED) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
303 scr_LogPrint(LPRINT_LOGNORM|LPRINT_NOTUTF8, |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
304 "GPGME error: %s", gpgme_strerror(err)); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
305 gpgme_release(ctx); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
306 return signed_data; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
307 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
308 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
309 // gpg_decrypt(gpg_data) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
310 // Return decrypted gpg_data (or NULL). |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
311 // The returned string must be freed with g_free() after use. |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
312 char *gpg_decrypt(const char *gpg_data) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
313 { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
314 gpgme_ctx_t ctx; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
315 gpgme_data_t in, out; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
316 char *p, *data; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
317 char *decrypted_data = NULL; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
318 size_t nread; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
319 gpgme_error_t err; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
320 const char prefix[] = "-----BEGIN PGP MESSAGE-----\n\n"; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
321 const char suffix[] = "\n-----END PGP MESSAGE-----\n"; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
322 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
323 if (!gpg.enabled) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
324 return NULL; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
325 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
326 err = gpgme_new(&ctx); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
327 if (err) { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
328 scr_LogPrint(LPRINT_LOGNORM|LPRINT_NOTUTF8, |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
329 "GPGME error: %s", gpgme_strerror(err)); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
330 return NULL; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
331 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
332 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
333 gpgme_set_protocol(ctx, GPGME_PROTOCOL_OpenPGP); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
334 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
335 p = getenv("GPG_AGENT_INFO"); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
336 if (!(p && strchr(p, ':'))) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
337 gpgme_set_passphrase_cb(ctx, passphrase_cb, 0); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
338 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
339 // Surround the given data with the prefix & suffix |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
340 data = g_new(char, sizeof(prefix) + sizeof(suffix) + strlen(gpg_data)); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
341 strcpy(data, prefix); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
342 strcat(data, gpg_data); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
343 strcat(data, suffix); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
344 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
345 err = gpgme_data_new_from_mem(&in, data, strlen(data), 0); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
346 if (!err) { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
347 err = gpgme_data_new(&out); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
348 if (!err) { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
349 err = gpgme_op_decrypt(ctx, in, out); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
350 if (!err) { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
351 decrypted_data = gpgme_data_release_and_get_mem(out, &nread); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
352 if (decrypted_data) { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
353 // We need to add a trailing NULL |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
354 char *dd = g_strndup(decrypted_data, nread); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
355 free(decrypted_data); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
356 decrypted_data = dd; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
357 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
358 } else { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
359 gpgme_data_release(out); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
360 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
361 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
362 gpgme_data_release(in); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
363 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
364 if (err && err != GPG_ERR_CANCELED) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
365 scr_LogPrint(LPRINT_LOGNORM|LPRINT_NOTUTF8, |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
366 "GPGME error: %s", gpgme_strerror(err)); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
367 gpgme_release(ctx); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
368 g_free(data); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
369 return decrypted_data; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
370 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
371 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
372 // gpg_encrypt(gpg_data, keyid) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
373 // Return encrypted gpg_data with the key keyid (or NULL). |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
374 // The returned string must be freed with g_free() after use. |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
375 char *gpg_encrypt(const char *gpg_data, const char *keyid) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
376 { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
377 gpgme_ctx_t ctx; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
378 gpgme_data_t in, out; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
379 char *encrypted_data = NULL, *edata; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
380 size_t nread; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
381 gpgme_key_t key; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
382 gpgme_error_t err; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
383 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
384 if (!gpg.enabled) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
385 return NULL; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
386 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
387 err = gpgme_new(&ctx); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
388 if (err) { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
389 scr_LogPrint(LPRINT_LOGNORM|LPRINT_NOTUTF8, |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
390 "GPGME error: %s", gpgme_strerror(err)); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
391 return NULL; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
392 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
393 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
394 gpgme_set_protocol(ctx, GPGME_PROTOCOL_OpenPGP); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
395 gpgme_set_textmode(ctx, 0); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
396 gpgme_set_armor(ctx, 1); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
397 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
398 err = gpgme_get_key(ctx, keyid, &key, 0); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
399 if (!err) { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
400 gpgme_key_t keys[] = { key, 0 }; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
401 err = gpgme_data_new_from_mem(&in, gpg_data, strlen(gpg_data), 0); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
402 if (!err) { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
403 err = gpgme_data_new(&out); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
404 if (!err) { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
405 err = gpgme_op_encrypt(ctx, keys, GPGME_ENCRYPT_ALWAYS_TRUST, in, out); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
406 if (!err) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
407 encrypted_data = gpgme_data_release_and_get_mem(out, &nread); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
408 else |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
409 gpgme_data_release(out); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
410 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
411 gpgme_data_release(in); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
412 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
413 gpgme_key_release(key); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
414 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
415 if (err && err != GPG_ERR_CANCELED) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
416 scr_LogPrint(LPRINT_LOGNORM|LPRINT_NOTUTF8, |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
417 "GPGME error: %s", gpgme_strerror(err)); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
418 gpgme_release(ctx); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
419 edata = strip_header_footer(encrypted_data); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
420 if (encrypted_data) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
421 free(encrypted_data); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
422 return edata; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
423 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
424 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
425 // gpg_test_passphrase() |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
426 // Test the current gpg.passphrase with gpg.private_key. |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
427 // If the test doesn't succeed, the passphrase is cleared and a non-null |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
428 // value is returned. |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
429 int gpg_test_passphrase(void) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
430 { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
431 char *s; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
432 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
433 if (!gpg.private_key) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
434 return -1; // No private key... |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
435 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
436 s = gpg_sign("test"); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
437 if (s) { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
438 free(s); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
439 return 0; // Ok, test successful |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
440 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
441 // The passphrase is wrong (if provided) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
442 gpg_set_passphrase(NULL); |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
443 return -1; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
444 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
445 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
446 inline int gpg_enabled(void) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
447 { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
448 return gpg.enabled; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
449 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
450 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
451 #else /* not HAVE_GPGME */ |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
452 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
453 inline int gpg_enabled(void) |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
454 { |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
455 return 0; |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
456 } |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
457 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
458 #endif /* HAVE_GPGME */ |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
459 |
d4b97a2423eb
Introduce PGP utility functions
Mikael Berthe <mikael@lilotux.net>
parents:
diff
changeset
|
460 /* vim: set expandtab cindent cinoptions=>2\:2(0: For Vim users... */ |