Commit | Line | Data |
---|---|---|
8af55556 | 1 | /* GnuTLS glue for GNU Emacs. |
ba318903 | 2 | Copyright (C) 2010-2014 Free Software Foundation, Inc. |
8af55556 TZ |
3 | |
4 | This file is part of GNU Emacs. | |
5 | ||
6 | GNU Emacs is free software: you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation, either version 3 of the License, or | |
9 | (at your option) any later version. | |
10 | ||
11 | GNU Emacs is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */ | |
18 | ||
19 | #ifndef EMACS_GNUTLS_DEFINED | |
20 | #define EMACS_GNUTLS_DEFINED | |
21 | ||
22 | #ifdef HAVE_GNUTLS | |
23 | #include <gnutls/gnutls.h> | |
e061a11b | 24 | #include <gnutls/x509.h> |
8af55556 | 25 | |
a18ecafa TZ |
26 | /* This limits the attempts to handshake per process (connection). */ |
27 | #define GNUTLS_EMACS_HANDSHAKES_LIMIT 100 | |
28 | ||
8af55556 TZ |
29 | typedef enum |
30 | { | |
31 | /* Initialization stages. */ | |
32 | GNUTLS_STAGE_EMPTY = 0, | |
33 | GNUTLS_STAGE_CRED_ALLOC, | |
34 | GNUTLS_STAGE_FILES, | |
e061a11b | 35 | GNUTLS_STAGE_CALLBACKS, |
8af55556 TZ |
36 | GNUTLS_STAGE_INIT, |
37 | GNUTLS_STAGE_PRIORITY, | |
38 | GNUTLS_STAGE_CRED_SET, | |
39 | ||
40 | /* Handshake stages. */ | |
41 | GNUTLS_STAGE_HANDSHAKE_CANDO = GNUTLS_STAGE_CRED_SET, | |
42 | GNUTLS_STAGE_TRANSPORT_POINTERS_SET, | |
43 | GNUTLS_STAGE_HANDSHAKE_TRIED, | |
44 | ||
29abe551 | 45 | GNUTLS_STAGE_READY |
8af55556 TZ |
46 | } gnutls_initstage_t; |
47 | ||
11dde529 | 48 | #define GNUTLS_EMACS_ERROR_NOT_LOADED (GNUTLS_E_APPLICATION_ERROR_MIN + 1) |
8af55556 TZ |
49 | #define GNUTLS_EMACS_ERROR_INVALID_TYPE GNUTLS_E_APPLICATION_ERROR_MIN |
50 | ||
51 | #define GNUTLS_INITSTAGE(proc) (XPROCESS (proc)->gnutls_initstage) | |
52 | ||
11dde529 PE |
53 | #define GNUTLS_PROCESS_USABLE(proc) \ |
54 | (GNUTLS_INITSTAGE (proc) >= GNUTLS_STAGE_READY) | |
8af55556 | 55 | |
11dde529 PE |
56 | #define GNUTLS_LOG(level, max, string) \ |
57 | do { \ | |
58 | if ((level) <= (max)) \ | |
59 | gnutls_log_function (level, "(Emacs) " string); \ | |
96c06863 | 60 | } while (false) |
8ed70bf3 | 61 | |
11dde529 PE |
62 | #define GNUTLS_LOG2(level, max, string, extra) \ |
63 | do { \ | |
64 | if ((level) <= (max)) \ | |
65 | gnutls_log_function2 (level, "(Emacs) " string, extra); \ | |
96c06863 | 66 | } while (false) |
c1ae068b | 67 | |
11dde529 PE |
68 | #define GNUTLS_LOG2i(level, max, string, extra) \ |
69 | do { \ | |
70 | if ((level) <= (max)) \ | |
71 | gnutls_log_function2i (level, "(Emacs) " string, extra); \ | |
96c06863 | 72 | } while (false) |
a18ecafa | 73 | |
d311d28c PE |
74 | extern ptrdiff_t |
75 | emacs_gnutls_write (struct Lisp_Process *proc, const char *buf, ptrdiff_t nbyte); | |
76 | extern ptrdiff_t | |
77 | emacs_gnutls_read (struct Lisp_Process *proc, char *buf, ptrdiff_t nbyte); | |
8af55556 | 78 | |
11dde529 | 79 | extern ptrdiff_t emacs_gnutls_record_check_pending (gnutls_session_t state); |
3d798ba7 | 80 | #ifdef WINDOWSNT |
0898ca10 | 81 | extern void emacs_gnutls_transport_set_errno (gnutls_session_t state, int err); |
3d798ba7 | 82 | #endif |
9c6c6f49 | 83 | extern Lisp_Object emacs_gnutls_deinit (Lisp_Object); |
0898ca10 | 84 | |
8af55556 TZ |
85 | extern void syms_of_gnutls (void); |
86 | ||
368f4090 | 87 | #endif |
8af55556 TZ |
88 | |
89 | #endif |