aboutsummaryrefslogtreecommitdiffstats
path: root/mail/mail-crypto.h
blob: 44d8a00400299af2be22db0de36cf06630b28bc5 (plain) (blame)
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
/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
 *  Authors: Jeffrey Stedfast <fejj@helixcode.com>
 *
 *  Copyright 2000 Helix Code, Inc. (www.helixcode.com)
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of 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.
 *
 *  This program 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, write to the Free Software
 *  Foundation, Inc., 59 Temple Street #330, Boston, MA 02111-1307, USA.
 *
 */

#ifndef MAIL_CRYPTO_H
#define MAIL_CRYPTO_H

#include <gnome.h>
#include <camel/camel.h>

#ifdef __cplusplus
extern "C" {
#pragma }
#endif /* __cplusplus }*/

typedef enum {
    PGP_HASH_TYPE_NONE,
    PGP_HASH_TYPE_MD5,
    PGP_HASH_TYPE_SHA1
} PgpHashType;

char *mail_crypto_openpgp_decrypt (const char *ciphertext,
                   int *outlen,
                   CamelException *ex);

char *mail_crypto_openpgp_encrypt (const char *plaintext,
                   int inlen,
                   const GPtrArray *recipients,
                   gboolean sign,
                   const char *userid,
                   CamelException *ex);

char *mail_crypto_openpgp_clearsign (const char *plaintext,
                     const char *userid,
                     PgpHashType hash,
                     gboolean detached,
                     CamelException *ex);

#ifdef __cplusplus
}
#endif /* __cplusplus */

#endif /* ! MAIL_CRYPTO_H */
98-04-03 12:53:51 +0800 committer Arturo Espinosa <unammx@src.gnome.org> 1998-04-03 12:53:51 +0800 More calendar work -mig' href='/~lantw44/cgit/gsoc2013-evolution/commit/calendar/timeutil.c?h=BUG_BUDDY_2_5_0&id=dc90ad6b4302059c79a95d535c8363829faed7df'>dc90ad6b43
f865d886f5






3799134926
f4295ffe09
f865d886f5

b254597d85





8a5a6f0d15



0032eeb1e0
8a5a6f0d15














f4295ffe09

bf844f9fa8














bacbb08589
f4295ffe09
bacbb08589

20bba8a8f6
bacbb08589

20bba8a8f6
bacbb08589




20bba8a8f6








bacbb08589
f4295ffe09


bf844f9fa8






26e5915000



bf844f9fa8




26e5915000
bf844f9fa8
26e5915000






f4295ffe09

bacbb08589









f4295ffe09
b265b27dfc




b265b27dfc





55f88f14fe
b265b27dfc

e0d99122ab























b265b27dfc

6158ea365f












96439bc6ff
b265b27dfc

96439bc6ff
b265b27dfc



96439bc6ff

b265b27dfc
55f88f14fe
b265b27dfc


96439bc6ff
b265b27dfc

96439bc6ff
b265b27dfc



96439bc6ff



55f88f14fe
b265b27dfc

f89cf24d20
96439bc6ff
f89cf24d20

e0d99122ab

f89cf24d20


f89cf24d20
e0d99122ab

f89cf24d20


96439bc6ff
f89cf24d20

e0d99122ab

96439bc6ff




e0d99122ab




96439bc6ff
e0d99122ab


96439bc6ff

e0d99122ab



96439bc6ff
e0d99122ab




96439bc6ff
e0d99122ab


96439bc6ff

e0d99122ab
96439bc6ff



e0d99122ab
55f88f14fe



96439bc6ff
55f88f14fe

20bba8a8f6

96439bc6ff
20bba8a8f6


96439bc6ff
20bba8a8f6






96439bc6ff

20bba8a8f6




96439bc6ff
20bba8a8f6
96439bc6ff
55f88f14fe
96439bc6ff



20bba8a8f6








55f88f14fe
20bba8a8f6







96439bc6ff

96439bc6ff
20bba8a8f6



f89cf24d20
55f88f14fe
07f873d107






































































































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
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478







                                                    
                   
                     





                                   
                 
 
                                                                             
 
                                                                       




                                                                     
                            
                 
 




                                              
                                                       

                                                     






                            
 





                                 
                                                                    
                       
 




                                                       


                                            
                             













                                                                             
      













                                                                            
                                    
 
                                          
                                    
                            
 



                                                                            







                                            
                        

      





                                              


                                          



                                                                                                   
                                            
                                                                              





                                    
                                      








                                                                             
 



                                  




                             
                            
 






















                                                                      
      











                                            
                          
                     
 


                             
                       
 
                            

      
                        
                     
 


                             


                       
                            
 
      
                           
                     
                             

                       
                       
                            

      
                         
                     
                             



                       



                            
                          

                     
                                                                    


                             
                                 



                            
                        

                     
                                                                    
                             


                                     
 


                            
                         
                     
                                
        

                                             
                             





                               
                       



                                
 
                    
 
 


                       







                                             
                             






                                
                       
        


                                
 
 





































































































                                                                                     
/* Miscellaneous time-related utilities
 *
 * Copyright (C) 1998 The Free Software Foundation
 *
 * Authors: Federico Mena <federico@nuclecu.unam.mx>
 *          Miguel de Icaza <miguel@nuclecu.unam.mx>
 */

#include <libgnome/libgnome.h>
#include <string.h>
#include "timeutil.h"

#define digit_at(x,y) (x [y] - '0')
    
time_t
time_from_isodate (char *str)
{
    struct tm my_tm;
    time_t t;

    my_tm.tm_year = (digit_at (str, 0) * 1000 + digit_at (str, 1) * 100 +
        digit_at (str, 2) * 10 + digit_at (str, 3)) - 1900;

    my_tm.tm_mon  = digit_at (str, 4) * 10 + digit_at (str, 5) - 1;
    my_tm.tm_mday = digit_at (str, 6) * 10 + digit_at (str, 7);
    my_tm.tm_hour = digit_at (str, 9) * 10 + digit_at (str, 10);
    my_tm.tm_min  = digit_at (str, 11) * 10 + digit_at (str, 12);
    my_tm.tm_sec  = digit_at (str, 13) * 10 + digit_at (str, 14);
    my_tm.tm_isdst = -1;
    
    t = mktime (&my_tm);
    return t;
}

void
print_time_t (time_t t)
{
    struct tm *tm = localtime (&t);
    
    printf ("TIEMPO: %d/%d/%d %d:%d:%d\n",
        tm->tm_mon+1, tm->tm_mday, tm->tm_year,
        tm->tm_hour, tm->tm_min, tm->tm_sec);
}

int
get_time_t_hour (time_t t)
{
    struct tm *tm;

    tm = localtime (&t);
    return tm->tm_hour;
}

char *
isodate_from_time_t (time_t t)
{
    struct tm *tm;
    static char isotime [40];

    tm = localtime (&t);
    strftime (isotime, sizeof (isotime)-1, "%Y%m%dT%H%M%S", tm);
    return isotime;
}

time_t
time_from_start_duration (time_t start, char *duration)
{
    printf ("Not yet implemented\n");
    return 0;
}

char *
format_simple_hour (int hour, int use_am_pm)
{
    static char buf[256];

    /* I don't know whether this is the best way to internationalize it.
     * Does any language use different conventions? - Federico
     */

    if (use_am_pm)
        sprintf (buf, "%d%s",
             (hour == 0) ? 12 : (hour > 12) ? (hour - 12) : hour,
             (hour < 12) ? _("am") : _("pm"));
    else
        sprintf (buf, "%02d%s", hour, _("h"));

    return buf;

}

time_t
time_add_minutes (time_t time, int minutes)
{
    struct tm *tm = localtime (&time);
    time_t new_time;

    tm->tm_min += minutes;
    if ((new_time = mktime (tm)) == -1){
        g_warning ("mktime could not handling adding a day with\n");
        print_time_t (time);
        return time;
    }
    return new_time;
}

time_t
time_add_day (time_t time, int days)
{
    struct tm *tm = localtime (&time);
    time_t new_time;
    int dst_flag = tm->tm_isdst;

    tm->tm_mday += days;

    if ((new_time = mktime (tm)) == -1){
        g_warning ("mktime could not handling adding a day with\n");
        print_time_t (time);
        return time;
    }

    if (dst_flag > tm->tm_isdst){
        tm->tm_hour++;
        new_time += 3600;
    } else if (dst_flag < tm->tm_isdst){
        tm->tm_hour--;
        new_time -= 3600;
    }

    return new_time;
}

time_t
time_add_week (time_t time, int weeks)
{
    return time_add_day (time, weeks * 7);
}

time_t
time_add_month (time_t time, int months)
{
    struct tm *tm = localtime (&time);
    time_t new_time;

    /* FIXME: this will not work correctly when switching, say, from a 31-day month to a 30-day
     * month.  Figure out the number of days in the month and go to the nearest "limit" day.
     */

    tm->tm_mon += months;
    if ((new_time = mktime (tm)) == -1){
        g_warning ("mktime could not handling adding a month with\n");
        print_time_t (time);
        return time;
    }
    return new_time;
}

time_t
time_add_year (time_t time, int years)
{
    struct tm *tm = localtime (&time);
    time_t new_time;
    
    tm->tm_year += years;
    if ((new_time = mktime (tm)) == -1){
        g_warning ("mktime could not handling adding a year with\n");
        print_time_t (time);
        return time;
    }
    return new_time;
}

time_t
time_day_hour (time_t t, int hour)
{
    struct tm tm;
    
    tm = *localtime (&t);
    tm.tm_hour = hour;
    tm.tm_min  = 0;
    tm.tm_sec  = 0;

    return mktime (&tm);
}

/* Number of days in a month, for normal and leap years */
static const int days_in_month[2][12] = {
    { 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 },
    { 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 }
};

/* Returns whether the specified year is a leap year */
static int
is_leap_year (int year)
{
    if (year <= 1752)
        return !(year % 4);
    else
        return (!(year % 4) && (year % 100)) || !(year % 400);
}

int
time_days_in_month (int year, int month)
{
    g_return_val_if_fail (year >= 1900, 0);
    g_return_val_if_fail ((month >= 0) && (month < 12), 0);

    return days_in_month [is_leap_year (year)][month];
}

time_t
time_from_day (int year, int month, int day)
{
    struct tm tm;

    memset (&tm, 0, sizeof (tm));
    tm.tm_year = year - 1900;
    tm.tm_mon = month;
    tm.tm_mday = day;

    return mktime (&tm);
}

time_t
time_year_begin (time_t t)
{
    struct tm tm;

    tm = *localtime (&t);
    tm.tm_hour = 0;
    tm.tm_min  = 0;
    tm.tm_sec  = 0;
    tm.tm_mon  = 0;
    tm.tm_mday = 1;

    return mktime (&tm);
}

time_t
time_year_end (time_t t)
{
    struct tm tm;

    tm = *localtime (&t);
    tm.tm_hour = 0;
    tm.tm_min  = 0;
    tm.tm_sec  = 0;
    tm.tm_mon  = 0;
    tm.tm_mday = 1;
    tm.tm_year++;

    return mktime (&tm);
}

time_t
time_month_begin (time_t t)
{
    struct tm tm;

    tm = *localtime (&t);
    tm.tm_hour = 0;
    tm.tm_min  = 0;
    tm.tm_sec  = 0;
    tm.tm_mday = 1;

    return mktime (&tm);
}

time_t
time_month_end (time_t t)
{
    struct tm tm;

    tm = *localtime (&t);
    tm.tm_hour = 0;
    tm.tm_min  = 0;
    tm.tm_sec  = 0;
    tm.tm_mday = 1;
    tm.tm_mon++;

    return mktime (&tm);
}

time_t
time_week_begin (time_t t)
{
    struct tm tm;

    /* FIXME: make it take week_starts_on_monday into account */

    tm = *localtime (&t);
    tm.tm_hour = 0;
    tm.tm_min  = 0;
    tm.tm_sec  = 0;
    tm.tm_mday -= tm.tm_wday;

    return mktime (&tm);
}

time_t
time_week_end (time_t t)
{
    struct tm tm;

    /* FIXME: make it take week_starts_on_monday into account */

    tm = *localtime (&t);
    tm.tm_hour = 0;
    tm.tm_min  = 0;
    tm.tm_sec  = 0;
    tm.tm_mday += 7 - tm.tm_wday;

    return mktime (&tm);
}

time_t
time_day_begin (time_t t)
{
    struct tm tm;
    time_t temp = t - 43200;
    int dstflag, dstflag2;
    
    tm = *localtime(&temp); /* one day */
    dstflag = tm.tm_isdst;

    tm = *localtime (&t);
    dstflag2 = tm.tm_isdst;

    if (dstflag < dstflag2)
        tm.tm_hour = 1;
    else
        tm.tm_hour = 0;

    tm.tm_min  = 0;
    tm.tm_sec  = 0;
    
    temp = mktime(&tm);
    if (dstflag > dstflag2){
        temp += 3600; 
    }

    return temp;
}

time_t
time_day_end (time_t t)
{
    struct tm tm;
    time_t temp;
    int dstflag, dstflag2;

    t += 10800;
    temp = t - 86400;

    tm = *localtime(&temp); /* one day */
    dstflag = tm.tm_isdst;

    tm = *localtime (&t);
    dstflag2 = tm.tm_isdst;

    if (dstflag < dstflag2)
        tm.tm_hour = 23;
    else {
        tm.tm_mday++;
        tm.tm_hour = 0;
    }
    tm.tm_min  = 0;
    tm.tm_sec  = 0;
    
    temp = mktime(&tm);
    if(dstflag > dstflag2) {
    }
    return temp;
}

static char *
pcat (char *dest, int num, char key)
{
    int c;

    c = sprintf (dest, "%d%c", num, key);
    return dest + c;
}

/* Converts secs into the ISO difftime representation */
char *
isodiff_from_secs (int secs)
{
    static char buffer [60], *p;
    int years, months, weeks, days, hours, minutes;
    
    years = months = weeks = days = hours = minutes = 0;
    
    years    = secs / (365 * 86400);
    secs    %= (365 * 86400);
    months   = secs / (30 * 86400);
    secs    %= (30 * 86400);
    weeks    = secs / (7 * 86400);
    secs    %= (7 * 86400);
    days     = secs / 86400;
    secs    %= 86400;
    hours    = secs / 3600;
    secs    %= 3600;
    minutes  = secs / 60;
    secs    %= 60;

    strcpy (buffer, "P");
    p = buffer + 1;
    if (years)
        p = pcat (p, years, 'Y');
    if (months)
        p = pcat (p, months, 'M');
    if (weeks)
        p = pcat (p, weeks, 'W');
    if (days)
        p = pcat (p, days, 'D');
    if (hours || minutes || secs){
        *p++ = 'T';
        if (hours)
            p = pcat (p, hours, 'H');
        if (minutes)
            p = pcat (p, minutes, 'M');
        if (secs)
            p = pcat (p, secs, 'S');
    }
    
    return buffer;
}

int
isodiff_to_secs (char *str)
{
    int value, time;
    int years, months, weeks, days, hours, minutes, seconds;

    value = years = months = weeks = days = hours = minutes = time = seconds = 0;
    if (*str != 'P')
        return 0;

    str++;
    while (*str){
        switch (*str){
        case '0': case '1': case '2': case '3': case '4':
        case '5': case '6': case '7': case '8': case '9':
            value = value * 10 + (*str - '0');
            break;
        case 'Y':
            years = value; value = 0;
            break;
        case 'M':
            if (time)
                minutes = value;
            else
                months = value;
            value = 0;
            break;
        case 'W':
            weeks = value; value = 0;
            break;
        case 'D':
            days = value; value = 0;
            break;
        case 'T':
            value = 0; time = 1;
            break;
        case 'H':
            hours = value; value = 0;
            break;
        case 'S':
            seconds = value; value = 0;
            break;
        }
        str++;
    }
    return seconds + (minutes * 60) + (hours * 3600) +
           (days * 86400) + (weeks * 7 * 86400) +
           (months * 30 * 86400) + (years * 365 * 86400);
}