vb@125
|
1 |
#include "pEp_internal.h"
|
vb@37
|
2 |
#include "message_api.h"
|
vb@37
|
3 |
|
vb@130
|
4 |
#include "platform.h"
|
vb@220
|
5 |
#include "mime.h"
|
vb@85
|
6 |
|
vb@37
|
7 |
#include <assert.h>
|
vb@37
|
8 |
#include <string.h>
|
vb@39
|
9 |
#include <stdlib.h>
|
vb@39
|
10 |
|
vb@190
|
11 |
#ifndef MIN
|
vb@190
|
12 |
#define MIN(A, B) ((B) > (A) ? (A) : (B))
|
vb@190
|
13 |
#endif
|
vb@190
|
14 |
|
vb@235
|
15 |
|
vb@235
|
16 |
static bool string_equality(const char *s1, const char *s2)
|
vb@235
|
17 |
{
|
vb@235
|
18 |
if (s1 == NULL || s2 == NULL)
|
vb@235
|
19 |
return false;
|
vb@235
|
20 |
|
vb@235
|
21 |
assert(s1 && s2);
|
vb@235
|
22 |
|
vb@235
|
23 |
return strcmp(s1, s2) == 0;
|
vb@235
|
24 |
}
|
vb@235
|
25 |
|
vb@235
|
26 |
static bool is_mime_type(const bloblist_t *bl, const char *mt)
|
vb@235
|
27 |
{
|
vb@235
|
28 |
assert(mt);
|
vb@235
|
29 |
|
vb@235
|
30 |
return bl && string_equality(bl->mime_type, mt);
|
vb@235
|
31 |
}
|
vb@235
|
32 |
|
vb@235
|
33 |
static bool is_fileending(const bloblist_t *bl, const char *fe)
|
vb@235
|
34 |
{
|
vb@235
|
35 |
assert(fe);
|
vb@235
|
36 |
|
vb@235
|
37 |
if (bl == NULL || bl->filename == NULL)
|
vb@235
|
38 |
return false;
|
vb@235
|
39 |
|
vb@235
|
40 |
assert(bl && bl->filename);
|
vb@235
|
41 |
|
vb@235
|
42 |
size_t fe_len = strlen(fe);
|
vb@235
|
43 |
size_t fn_len = strlen(bl->filename);
|
vb@235
|
44 |
|
vb@235
|
45 |
if (fn_len <= fe_len)
|
vb@235
|
46 |
return false;
|
vb@235
|
47 |
|
vb@235
|
48 |
assert(fn_len > fe_len);
|
vb@235
|
49 |
|
vb@235
|
50 |
return strcmp(bl->filename + (fn_len - fe_len), fe) == 0;
|
vb@235
|
51 |
}
|
vb@235
|
52 |
|
vb@235
|
53 |
void import_attached_keys(PEP_SESSION session, const message *msg)
|
vb@235
|
54 |
{
|
vb@236
|
55 |
assert(session);
|
vb@235
|
56 |
assert(msg);
|
vb@235
|
57 |
|
vb@235
|
58 |
bloblist_t *bl;
|
vb@235
|
59 |
for (bl = msg->attachments; bl && bl->data; bl = bl->next) {
|
vb@235
|
60 |
assert(bl && bl->data && bl->size);
|
vb@235
|
61 |
|
vb@235
|
62 |
if (bl->mime_type == NULL ||
|
vb@235
|
63 |
is_mime_type(bl, "application/octet-stream")) {
|
vb@235
|
64 |
if (is_fileending(bl, ".pgp") || is_fileending(bl, ".gpg") ||
|
vb@235
|
65 |
is_fileending(bl, ".key") ||
|
vb@235
|
66 |
string_equality(bl->filename, "key.asc"))
|
vb@235
|
67 |
import_key(session, bl->data, bl->size);
|
vb@235
|
68 |
}
|
vb@235
|
69 |
else if (is_mime_type(bl, "application/pgp-keys")) {
|
vb@235
|
70 |
import_key(session, bl->data, bl->size);
|
vb@235
|
71 |
}
|
vb@235
|
72 |
else if (is_mime_type(bl, "text/plain")) {
|
vb@235
|
73 |
if (is_fileending(bl, ".pgp") || is_fileending(bl, ".gpg") ||
|
vb@235
|
74 |
is_fileending(bl, ".key") || is_fileending(bl, ".asc"))
|
vb@235
|
75 |
import_key(session, bl->data, bl->size);
|
vb@235
|
76 |
}
|
vb@235
|
77 |
}
|
vb@235
|
78 |
}
|
vb@235
|
79 |
|
vb@236
|
80 |
void attach_own_key(PEP_SESSION session, message *msg)
|
vb@236
|
81 |
{
|
vb@236
|
82 |
char *keydata;
|
vb@236
|
83 |
size_t size;
|
vb@236
|
84 |
bloblist_t *bl;
|
vb@236
|
85 |
|
vb@236
|
86 |
assert(session);
|
vb@236
|
87 |
assert(msg);
|
vb@236
|
88 |
|
vb@236
|
89 |
if (msg->dir == PEP_dir_incoming)
|
vb@236
|
90 |
return;
|
vb@236
|
91 |
|
vb@236
|
92 |
assert(msg->from && msg->from->fpr);
|
vb@236
|
93 |
if (msg->from == NULL || msg->from->fpr == NULL)
|
vb@236
|
94 |
return;
|
vb@236
|
95 |
|
vb@236
|
96 |
PEP_STATUS status = export_key(session, msg->from->fpr, &keydata, &size);
|
vb@236
|
97 |
assert(status == PEP_STATUS_OK);
|
vb@236
|
98 |
if (status != PEP_STATUS_OK)
|
vb@236
|
99 |
return;
|
vb@236
|
100 |
assert(size);
|
vb@236
|
101 |
|
vb@236
|
102 |
bl = bloblist_add(msg->attachments, keydata, size, "application/pgp-keys",
|
vb@236
|
103 |
"pEp_key.asc");
|
vb@236
|
104 |
if (bl)
|
vb@236
|
105 |
msg->attachments = bl;
|
vb@236
|
106 |
}
|
vb@236
|
107 |
|
vb@83
|
108 |
static char * combine_short_and_long(const char *shortmsg, const char *longmsg)
|
vb@62
|
109 |
{
|
vb@62
|
110 |
char * ptext;
|
vb@81
|
111 |
|
vb@83
|
112 |
assert(shortmsg);
|
vb@83
|
113 |
assert(strcmp(shortmsg, "pEp") != 0);
|
vb@62
|
114 |
|
vb@83
|
115 |
if (longmsg == NULL)
|
vb@63
|
116 |
longmsg = "";
|
vb@63
|
117 |
|
vb@83
|
118 |
ptext = calloc(1, strlen(shortmsg) + strlen(longmsg) + 12);
|
vb@109
|
119 |
assert(ptext);
|
vb@62
|
120 |
if (ptext == NULL)
|
vb@62
|
121 |
return NULL;
|
vb@62
|
122 |
|
vb@85
|
123 |
strcpy(ptext, "Subject: ");
|
vb@83
|
124 |
strcat(ptext, shortmsg);
|
vb@62
|
125 |
strcat(ptext, "\n\n");
|
vb@63
|
126 |
strcat(ptext, longmsg);
|
vb@62
|
127 |
|
vb@62
|
128 |
return ptext;
|
vb@62
|
129 |
}
|
vb@44
|
130 |
|
vb@82
|
131 |
static int seperate_short_and_long(const char *src, char **shortmsg, char **longmsg)
|
vb@82
|
132 |
{
|
vb@82
|
133 |
char *_shortmsg = NULL;
|
vb@82
|
134 |
char *_longmsg = NULL;
|
vb@82
|
135 |
|
vb@82
|
136 |
assert(src);
|
vb@82
|
137 |
assert(shortmsg);
|
vb@82
|
138 |
assert(longmsg);
|
vb@82
|
139 |
|
vb@82
|
140 |
*shortmsg = NULL;
|
vb@82
|
141 |
*longmsg = NULL;
|
vb@82
|
142 |
|
vb@85
|
143 |
if (strncasecmp(src, "subject: ", 9) == 0) {
|
vb@82
|
144 |
char *line_end = strchr(src, '\n');
|
vb@82
|
145 |
|
vb@82
|
146 |
if (line_end == NULL) {
|
vb@82
|
147 |
_shortmsg = strdup(src + 9);
|
vb@82
|
148 |
if (_shortmsg == NULL)
|
vb@82
|
149 |
goto enomem;
|
vb@82
|
150 |
// _longmsg = NULL;
|
vb@82
|
151 |
}
|
vb@82
|
152 |
else {
|
vb@82
|
153 |
size_t n = line_end - src;
|
vb@166
|
154 |
|
vb@82
|
155 |
if (*(line_end - 1) == '\r')
|
vb@166
|
156 |
_shortmsg = strndup(src + 9, n - 10);
|
vb@82
|
157 |
else
|
vb@166
|
158 |
_shortmsg = strndup(src + 9, n - 9);
|
vb@166
|
159 |
|
vb@82
|
160 |
if (_shortmsg == NULL)
|
vb@82
|
161 |
goto enomem;
|
vb@166
|
162 |
|
vb@166
|
163 |
while (*(src + n) && (*(src + n) == '\n' || *(src + n) == '\r'))
|
vb@166
|
164 |
++n;
|
vb@166
|
165 |
|
vb@166
|
166 |
if (*(src + n)) {
|
vb@166
|
167 |
_longmsg = strdup(src + n);
|
vb@166
|
168 |
if (_longmsg == NULL)
|
vb@166
|
169 |
goto enomem;
|
vb@166
|
170 |
}
|
vb@82
|
171 |
}
|
vb@82
|
172 |
}
|
vb@82
|
173 |
else {
|
vb@113
|
174 |
_shortmsg = strdup("");
|
vb@82
|
175 |
if (_shortmsg == NULL)
|
vb@82
|
176 |
goto enomem;
|
vb@82
|
177 |
_longmsg = strdup(src);
|
vb@82
|
178 |
if (_longmsg == NULL)
|
vb@82
|
179 |
goto enomem;
|
vb@82
|
180 |
}
|
vb@82
|
181 |
|
vb@82
|
182 |
*shortmsg = _shortmsg;
|
vb@82
|
183 |
*longmsg = _longmsg;
|
vb@82
|
184 |
|
vb@82
|
185 |
return 0;
|
vb@82
|
186 |
|
vb@82
|
187 |
enomem:
|
vb@82
|
188 |
free(_shortmsg);
|
vb@82
|
189 |
free(_longmsg);
|
vb@82
|
190 |
|
vb@82
|
191 |
return -1;
|
vb@82
|
192 |
}
|
vb@82
|
193 |
|
vb@113
|
194 |
static PEP_STATUS copy_fields(message *dst, const message *src)
|
vb@113
|
195 |
{
|
vb@164
|
196 |
assert(dst);
|
vb@164
|
197 |
assert(src);
|
vb@164
|
198 |
|
vb@113
|
199 |
free_timestamp(dst->sent);
|
vb@113
|
200 |
dst->sent = NULL;
|
vb@113
|
201 |
if (src->sent) {
|
vb@113
|
202 |
dst->sent = timestamp_dup(src->sent);
|
vb@113
|
203 |
if (dst->sent == NULL)
|
vb@113
|
204 |
return PEP_OUT_OF_MEMORY;
|
vb@113
|
205 |
}
|
vb@113
|
206 |
|
vb@113
|
207 |
free_timestamp(dst->recv);
|
vb@113
|
208 |
dst->recv = NULL;
|
vb@113
|
209 |
if (src->recv) {
|
vb@113
|
210 |
dst->recv = timestamp_dup(src->recv);
|
vb@113
|
211 |
if (dst->recv == NULL)
|
vb@113
|
212 |
return PEP_OUT_OF_MEMORY;
|
vb@113
|
213 |
}
|
vb@113
|
214 |
|
vb@113
|
215 |
free_identity(dst->from);
|
vb@113
|
216 |
dst->from = NULL;
|
vb@113
|
217 |
if (src->from) {
|
vb@113
|
218 |
dst->from = identity_dup(src->from);
|
vb@113
|
219 |
if (dst->from == NULL)
|
vb@113
|
220 |
return PEP_OUT_OF_MEMORY;
|
vb@113
|
221 |
}
|
vb@113
|
222 |
|
vb@113
|
223 |
free_identity_list(dst->to);
|
vb@113
|
224 |
dst->to = NULL;
|
vb@113
|
225 |
if (src->to) {
|
vb@113
|
226 |
dst->to = identity_list_dup(src->to);
|
vb@113
|
227 |
if (dst->to == NULL)
|
vb@113
|
228 |
return PEP_OUT_OF_MEMORY;
|
vb@113
|
229 |
}
|
vb@113
|
230 |
|
vb@113
|
231 |
free_identity(dst->recv_by);
|
vb@113
|
232 |
dst->recv_by = NULL;
|
vb@113
|
233 |
if (src->recv_by) {
|
vb@113
|
234 |
dst->recv_by = identity_dup(src->recv_by);
|
vb@113
|
235 |
if (dst->recv_by == NULL)
|
vb@113
|
236 |
return PEP_OUT_OF_MEMORY;
|
vb@113
|
237 |
}
|
vb@113
|
238 |
|
vb@113
|
239 |
free_identity_list(dst->cc);
|
vb@113
|
240 |
dst->cc = NULL;
|
vb@113
|
241 |
if (src->cc) {
|
vb@113
|
242 |
dst->cc = identity_list_dup(src->cc);
|
vb@113
|
243 |
if (dst->cc == NULL)
|
vb@113
|
244 |
return PEP_OUT_OF_MEMORY;
|
vb@113
|
245 |
}
|
vb@113
|
246 |
|
vb@113
|
247 |
free_identity_list(dst->bcc);
|
vb@113
|
248 |
dst->bcc = NULL;
|
vb@113
|
249 |
if (src->bcc) {
|
vb@113
|
250 |
dst->bcc = identity_list_dup(src->bcc);
|
vb@113
|
251 |
if (dst->bcc == NULL)
|
vb@113
|
252 |
return PEP_OUT_OF_MEMORY;
|
vb@113
|
253 |
}
|
vb@113
|
254 |
|
vb@113
|
255 |
free_identity_list(dst->reply_to);
|
vb@113
|
256 |
dst->reply_to = NULL;
|
vb@113
|
257 |
if (src->reply_to) {
|
vb@113
|
258 |
dst->reply_to = identity_list_dup(src->reply_to);
|
vb@113
|
259 |
if (dst->reply_to == NULL)
|
vb@113
|
260 |
return PEP_OUT_OF_MEMORY;
|
vb@113
|
261 |
}
|
vb@113
|
262 |
|
vb@113
|
263 |
free_stringlist(dst->in_reply_to);
|
vb@113
|
264 |
dst->in_reply_to = NULL;
|
vb@113
|
265 |
if (src->in_reply_to) {
|
vb@113
|
266 |
dst->in_reply_to = stringlist_dup(src->in_reply_to);
|
vb@113
|
267 |
if (dst->in_reply_to == NULL)
|
vb@113
|
268 |
return PEP_OUT_OF_MEMORY;
|
vb@113
|
269 |
}
|
vb@113
|
270 |
|
vb@113
|
271 |
free_stringlist(dst->references);
|
vb@113
|
272 |
dst->references = NULL;
|
vb@113
|
273 |
if (src->references) {
|
vb@113
|
274 |
dst->references = stringlist_dup(src->references);
|
vb@113
|
275 |
if (dst->references == NULL)
|
vb@113
|
276 |
return PEP_OUT_OF_MEMORY;
|
vb@113
|
277 |
}
|
vb@113
|
278 |
|
vb@113
|
279 |
free_stringlist(dst->keywords);
|
vb@113
|
280 |
dst->keywords = NULL;
|
vb@113
|
281 |
if (src->keywords) {
|
vb@113
|
282 |
dst->keywords = stringlist_dup(src->keywords);
|
vb@113
|
283 |
if (dst->keywords == NULL)
|
vb@113
|
284 |
return PEP_OUT_OF_MEMORY;
|
vb@113
|
285 |
}
|
vb@113
|
286 |
|
vb@113
|
287 |
free(dst->comments);
|
vb@113
|
288 |
dst->comments = NULL;
|
vb@113
|
289 |
if (src->comments) {
|
vb@113
|
290 |
dst->comments = strdup(src->comments);
|
vb@113
|
291 |
assert(dst->comments);
|
vb@113
|
292 |
if (dst->comments == NULL)
|
vb@113
|
293 |
return PEP_OUT_OF_MEMORY;
|
vb@113
|
294 |
}
|
vb@113
|
295 |
|
vb@113
|
296 |
return PEP_STATUS_OK;
|
vb@113
|
297 |
}
|
vb@113
|
298 |
|
vb@81
|
299 |
static message * clone_to_empty_message(const message * src)
|
vb@80
|
300 |
{
|
vb@113
|
301 |
PEP_STATUS status;
|
vb@80
|
302 |
message * msg = NULL;
|
vb@80
|
303 |
|
vb@81
|
304 |
assert(src);
|
vb@81
|
305 |
|
vb@113
|
306 |
msg = calloc(1, sizeof(message));
|
vb@113
|
307 |
assert(msg);
|
vb@80
|
308 |
if (msg == NULL)
|
vb@80
|
309 |
goto enomem;
|
vb@80
|
310 |
|
vb@82
|
311 |
msg->dir = src->dir;
|
vb@82
|
312 |
|
vb@113
|
313 |
status = copy_fields(msg, src);
|
vb@113
|
314 |
if (status != PEP_STATUS_OK)
|
vb@113
|
315 |
goto enomem;
|
vb@81
|
316 |
|
vb@80
|
317 |
return msg;
|
vb@80
|
318 |
|
vb@80
|
319 |
enomem:
|
vb@113
|
320 |
free_message(msg);
|
vb@80
|
321 |
return NULL;
|
vb@80
|
322 |
}
|
vb@80
|
323 |
|
vb@48
|
324 |
DYNAMIC_API PEP_STATUS encrypt_message(
|
vb@37
|
325 |
PEP_SESSION session,
|
vb@113
|
326 |
message *src,
|
vb@37
|
327 |
stringlist_t * extra,
|
vb@38
|
328 |
message **dst,
|
vb@81
|
329 |
PEP_enc_format enc_format
|
vb@37
|
330 |
)
|
vb@37
|
331 |
{
|
vb@37
|
332 |
PEP_STATUS status = PEP_STATUS_OK;
|
vb@63
|
333 |
message * msg = NULL;
|
vb@63
|
334 |
stringlist_t * keys = NULL;
|
vb@113
|
335 |
bool free_src = false;
|
vb@37
|
336 |
|
vb@37
|
337 |
assert(session);
|
vb@37
|
338 |
assert(src);
|
vb@37
|
339 |
assert(dst);
|
vb@81
|
340 |
assert(enc_format >= PEP_enc_pieces);
|
vb@81
|
341 |
|
vb@191
|
342 |
if (!(session && src && dst && (enc_format >= PEP_enc_pieces)))
|
vb@191
|
343 |
return PEP_ILLEGAL_VALUE;
|
vb@191
|
344 |
|
vb@37
|
345 |
*dst = NULL;
|
vb@67
|
346 |
|
vb@235
|
347 |
import_attached_keys(session, src);
|
vb@235
|
348 |
|
vb@81
|
349 |
if (src->enc_format >= PEP_enc_pieces) {
|
vb@81
|
350 |
if (src->enc_format == enc_format) {
|
vb@113
|
351 |
assert(0); // the message is encrypted this way already
|
vb@81
|
352 |
msg = message_dup(src);
|
vb@81
|
353 |
if (msg == NULL)
|
vb@81
|
354 |
goto enomem;
|
vb@81
|
355 |
*dst = msg;
|
vb@81
|
356 |
return PEP_STATUS_OK;
|
vb@81
|
357 |
}
|
vb@81
|
358 |
else {
|
vb@113
|
359 |
// decrypt and re-encrypt again
|
vb@113
|
360 |
message * _dst = NULL;
|
vb@241
|
361 |
stringlist_t *_keylist = NULL;
|
vb@113
|
362 |
PEP_MIME_format mime = (enc_format == PEP_enc_PEP) ? PEP_MIME :
|
vb@113
|
363 |
PEP_MIME_fields_omitted;
|
vb@113
|
364 |
|
vb@241
|
365 |
status = decrypt_message(session, src, mime, &_dst, &_keylist);
|
vb@113
|
366 |
if (status != PEP_STATUS_OK)
|
vb@113
|
367 |
goto pep_error;
|
vb@241
|
368 |
free_stringlist(_keylist);
|
vb@113
|
369 |
|
vb@113
|
370 |
src = _dst;
|
vb@113
|
371 |
free_src = true;
|
vb@81
|
372 |
}
|
vb@67
|
373 |
}
|
vb@37
|
374 |
|
vb@236
|
375 |
status = myself(session, src->from);
|
vb@236
|
376 |
if (status != PEP_STATUS_OK)
|
vb@236
|
377 |
goto pep_error;
|
vb@236
|
378 |
|
vb@81
|
379 |
msg = clone_to_empty_message(src);
|
vb@80
|
380 |
if (msg == NULL)
|
vb@63
|
381 |
goto enomem;
|
vb@40
|
382 |
|
vb@80
|
383 |
keys = new_stringlist(src->from->fpr);
|
vb@63
|
384 |
if (keys == NULL)
|
vb@63
|
385 |
goto enomem;
|
vb@37
|
386 |
|
vb@39
|
387 |
stringlist_t *_k = keys;
|
vb@39
|
388 |
|
vb@39
|
389 |
if (extra) {
|
vb@39
|
390 |
_k = stringlist_append(_k, extra);
|
vb@63
|
391 |
if (_k == NULL)
|
vb@63
|
392 |
goto enomem;
|
vb@37
|
393 |
}
|
vb@39
|
394 |
|
vb@39
|
395 |
bool dest_keys_found = false;
|
vb@37
|
396 |
identity_list * _il;
|
vb@80
|
397 |
for (_il = msg->to; _il && _il->ident; _il = _il->next) {
|
vb@63
|
398 |
PEP_STATUS status = update_identity(session, _il->ident);
|
vb@63
|
399 |
if (status != PEP_STATUS_OK)
|
vb@63
|
400 |
goto pep_error;
|
vb@63
|
401 |
|
vb@37
|
402 |
if (_il->ident->fpr) {
|
vb@39
|
403 |
dest_keys_found = true;
|
vb@39
|
404 |
_k = stringlist_add(_k, _il->ident->fpr);
|
vb@63
|
405 |
if (_k == NULL)
|
vb@63
|
406 |
goto enomem;
|
vb@37
|
407 |
}
|
vb@37
|
408 |
else
|
vb@37
|
409 |
status = PEP_KEY_NOT_FOUND;
|
vb@37
|
410 |
}
|
vb@37
|
411 |
|
vb@39
|
412 |
if (dest_keys_found) {
|
vb@38
|
413 |
char *ptext;
|
vb@37
|
414 |
char *ctext = NULL;
|
vb@37
|
415 |
size_t csize = 0;
|
vb@37
|
416 |
|
vb@81
|
417 |
switch (enc_format) {
|
vb@112
|
418 |
case PEP_enc_PGP_MIME: {
|
vb@62
|
419 |
bool free_ptext = false;
|
vb@64
|
420 |
|
vb@112
|
421 |
msg->enc_format = PEP_enc_PGP_MIME;
|
vb@37
|
422 |
|
vb@113
|
423 |
if (src->mime == PEP_MIME) {
|
vb@113
|
424 |
message *_src = NULL;
|
vb@113
|
425 |
assert(src->longmsg);
|
vb@113
|
426 |
status = mime_decode_message(src->longmsg, &_src);
|
vb@113
|
427 |
if (status != PEP_STATUS_OK)
|
vb@113
|
428 |
goto pep_error;
|
vb@113
|
429 |
if (free_src)
|
vb@113
|
430 |
free_message(src);
|
vb@113
|
431 |
src = _src;
|
vb@113
|
432 |
free_src = true;
|
vb@62
|
433 |
}
|
vb@62
|
434 |
|
vb@113
|
435 |
if (src->mime == PEP_MIME_none) {
|
vb@113
|
436 |
if (src->shortmsg && strcmp(src->shortmsg, "pEp") != 0) {
|
vb@113
|
437 |
ptext = combine_short_and_long(src->shortmsg, src->longmsg);
|
vb@113
|
438 |
if (ptext == NULL)
|
vb@113
|
439 |
goto enomem;
|
vb@113
|
440 |
free_ptext = true;
|
vb@113
|
441 |
}
|
vb@113
|
442 |
else if (src->longmsg) {
|
vb@113
|
443 |
ptext = src->longmsg;
|
vb@113
|
444 |
}
|
vb@125
|
445 |
else {
|
vb@125
|
446 |
ptext = "pEp";
|
vb@125
|
447 |
}
|
vb@113
|
448 |
|
vb@113
|
449 |
message *_src = calloc(1, sizeof(message));
|
vb@89
|
450 |
assert(_src);
|
vb@89
|
451 |
if (_src == NULL)
|
vb@89
|
452 |
goto enomem;
|
vb@89
|
453 |
_src->longmsg = ptext;
|
vb@113
|
454 |
_src->longmsg_formatted = src->longmsg_formatted;
|
vb@113
|
455 |
_src->attachments = src->attachments;
|
vb@113
|
456 |
_src->enc_format = PEP_enc_PGP_MIME;
|
vb@113
|
457 |
status = mime_encode_message(_src, true, &ptext);
|
vb@67
|
458 |
assert(status == PEP_STATUS_OK);
|
vb@67
|
459 |
if (free_ptext)
|
vb@89
|
460 |
free(_src->longmsg);
|
vb@89
|
461 |
free(_src);
|
vb@67
|
462 |
assert(ptext);
|
vb@67
|
463 |
if (ptext == NULL)
|
vb@67
|
464 |
goto pep_error;
|
vb@67
|
465 |
free_ptext = true;
|
vb@67
|
466 |
}
|
vb@113
|
467 |
else /* if (src->mime == PEP_MIME_fields_omitted) */ {
|
vb@67
|
468 |
ptext = src->longmsg;
|
vb@67
|
469 |
}
|
vb@67
|
470 |
|
vb@67
|
471 |
status = encrypt_and_sign(session, keys, ptext, strlen(ptext),
|
vb@67
|
472 |
&ctext, &csize);
|
vb@62
|
473 |
if (free_ptext)
|
vb@62
|
474 |
free(ptext);
|
vb@113
|
475 |
if (ctext == NULL)
|
vb@63
|
476 |
goto pep_error;
|
vb@113
|
477 |
|
vb@113
|
478 |
msg->longmsg = strdup(ctext);
|
vb@113
|
479 |
if (msg->longmsg == NULL)
|
vb@113
|
480 |
goto enomem;
|
vb@62
|
481 |
}
|
vb@63
|
482 |
break;
|
vb@62
|
483 |
|
vb@62
|
484 |
case PEP_enc_pieces:
|
vb@64
|
485 |
msg->enc_format = PEP_enc_pieces;
|
vb@64
|
486 |
|
vb@63
|
487 |
if (src->shortmsg && strcmp(src->shortmsg, "pEp") != 0) {
|
vb@83
|
488 |
ptext = combine_short_and_long(src->shortmsg, src->longmsg);
|
vb@63
|
489 |
if (ptext == NULL)
|
vb@63
|
490 |
goto enomem;
|
vb@63
|
491 |
|
vb@39
|
492 |
status = encrypt_and_sign(session, keys, ptext, strlen(ptext),
|
vb@39
|
493 |
&ctext, &csize);
|
vb@40
|
494 |
free(ptext);
|
vb@38
|
495 |
if (ctext) {
|
vb@40
|
496 |
msg->longmsg = strdup(ctext);
|
vb@64
|
497 |
if (msg->longmsg == NULL)
|
vb@63
|
498 |
goto enomem;
|
vb@38
|
499 |
}
|
vb@38
|
500 |
else {
|
vb@63
|
501 |
goto pep_error;
|
vb@38
|
502 |
}
|
vb@38
|
503 |
}
|
vb@38
|
504 |
else if (src->longmsg) {
|
vb@38
|
505 |
ptext = src->longmsg;
|
vb@39
|
506 |
status = encrypt_and_sign(session, keys, ptext, strlen(ptext),
|
vb@39
|
507 |
&ctext, &csize);
|
vb@38
|
508 |
if (ctext) {
|
vb@40
|
509 |
msg->longmsg = strdup(ctext);
|
vb@64
|
510 |
if (msg->longmsg == NULL)
|
vb@63
|
511 |
goto enomem;
|
vb@38
|
512 |
}
|
vb@38
|
513 |
else {
|
vb@63
|
514 |
goto pep_error;
|
vb@38
|
515 |
}
|
vb@38
|
516 |
}
|
vb@63
|
517 |
|
vb@63
|
518 |
if (msg->longmsg_formatted) {
|
vb@38
|
519 |
ptext = src->longmsg_formatted;
|
vb@39
|
520 |
status = encrypt_and_sign(session, keys, ptext, strlen(ptext),
|
vb@39
|
521 |
&ctext, &csize);
|
vb@38
|
522 |
if (ctext) {
|
vb@40
|
523 |
msg->longmsg_formatted = strdup(ctext);
|
vb@63
|
524 |
if (msg->longmsg_formatted == NULL)
|
vb@63
|
525 |
goto enomem;
|
vb@63
|
526 |
}
|
vb@63
|
527 |
else {
|
vb@63
|
528 |
goto pep_error;
|
vb@63
|
529 |
}
|
vb@63
|
530 |
}
|
vb@63
|
531 |
|
vb@63
|
532 |
if (src->attachments) {
|
vb@63
|
533 |
bloblist_t *_s;
|
vb@63
|
534 |
bloblist_t *_d = new_bloblist(NULL, 0, NULL, NULL);
|
vb@63
|
535 |
if (_d == NULL)
|
vb@63
|
536 |
goto enomem;
|
vb@63
|
537 |
|
vb@63
|
538 |
msg->attachments = _d;
|
vb@63
|
539 |
for (_s = src->attachments; _s && _s->data; _s = _s->next) {
|
vb@63
|
540 |
int psize = _s->size;
|
vb@63
|
541 |
ptext = _s->data;
|
vb@63
|
542 |
status = encrypt_and_sign(session, keys, ptext, psize,
|
vb@63
|
543 |
&ctext, &csize);
|
vb@63
|
544 |
if (ctext) {
|
vb@63
|
545 |
char * _c = strdup(ctext);
|
vb@63
|
546 |
if (_c == NULL)
|
vb@63
|
547 |
goto enomem;
|
vb@63
|
548 |
|
vb@63
|
549 |
_d = bloblist_add(_d, _c, csize, _s->mime_type,
|
vb@113
|
550 |
_s->filename);
|
vb@63
|
551 |
if (_d == NULL)
|
vb@63
|
552 |
goto enomem;
|
vb@63
|
553 |
}
|
vb@63
|
554 |
else {
|
vb@63
|
555 |
goto pep_error;
|
vb@40
|
556 |
}
|
vb@38
|
557 |
}
|
vb@38
|
558 |
}
|
vb@38
|
559 |
break;
|
vb@38
|
560 |
|
vb@81
|
561 |
case PEP_enc_PEP:
|
vb@81
|
562 |
// TODO: implement
|
vb@81
|
563 |
NOT_IMPLEMENTED
|
vb@81
|
564 |
|
vb@38
|
565 |
default:
|
vb@38
|
566 |
assert(0);
|
vb@63
|
567 |
status = PEP_ILLEGAL_VALUE;
|
vb@63
|
568 |
goto pep_error;
|
vb@37
|
569 |
}
|
vb@37
|
570 |
}
|
vb@37
|
571 |
|
vb@37
|
572 |
free_stringlist(keys);
|
vb@113
|
573 |
if (free_src)
|
vb@113
|
574 |
free_message(src);
|
vb@63
|
575 |
|
vb@64
|
576 |
if (msg->shortmsg == NULL)
|
vb@64
|
577 |
msg->shortmsg = strdup("pEp");
|
vb@64
|
578 |
|
vb@236
|
579 |
attach_own_key(session, msg);
|
vb@235
|
580 |
|
vb@63
|
581 |
*dst = msg;
|
vb@63
|
582 |
return PEP_STATUS_OK;
|
vb@63
|
583 |
|
vb@63
|
584 |
enomem:
|
vb@63
|
585 |
status = PEP_OUT_OF_MEMORY;
|
vb@63
|
586 |
|
vb@63
|
587 |
pep_error:
|
vb@63
|
588 |
free_stringlist(keys);
|
vb@63
|
589 |
free_message(msg);
|
vb@113
|
590 |
if (free_src)
|
vb@113
|
591 |
free_message(src);
|
vb@63
|
592 |
|
vb@37
|
593 |
return status;
|
vb@37
|
594 |
}
|
vb@37
|
595 |
|
vb@113
|
596 |
static bool is_encrypted_attachment(const bloblist_t *blob)
|
vb@113
|
597 |
{
|
vb@113
|
598 |
char *ext;
|
vb@113
|
599 |
|
vb@113
|
600 |
assert(blob);
|
vb@113
|
601 |
|
vb@113
|
602 |
if (blob->filename == NULL)
|
vb@113
|
603 |
return false;
|
vb@113
|
604 |
|
vb@113
|
605 |
ext = strrchr(blob->filename, '.');
|
vb@113
|
606 |
if (ext == NULL)
|
vb@113
|
607 |
return false;
|
vb@113
|
608 |
|
vb@113
|
609 |
if (strcmp(blob->mime_type, "application/octet-stream")) {
|
vb@113
|
610 |
if (strcmp(ext, ".pgp") == 0 || strcmp(ext, ".gpg") == 0 ||
|
vb@113
|
611 |
strcmp(ext, ".asc") == 0)
|
vb@113
|
612 |
return true;
|
vb@113
|
613 |
}
|
vb@164
|
614 |
else if (strcmp(blob->mime_type, "text/plain")) {
|
vb@113
|
615 |
if (strcmp(ext, ".asc") == 0)
|
vb@113
|
616 |
return true;
|
vb@113
|
617 |
}
|
vb@113
|
618 |
|
vb@113
|
619 |
return false;
|
vb@113
|
620 |
}
|
vb@113
|
621 |
|
vb@113
|
622 |
static bool is_encrypted_html_attachment(const bloblist_t *blob)
|
vb@113
|
623 |
{
|
vb@113
|
624 |
assert(blob);
|
vb@113
|
625 |
assert(blob->filename);
|
vb@113
|
626 |
|
vb@113
|
627 |
if (strncmp(blob->filename, "PGPexch.htm.", 12) == 0) {
|
vb@113
|
628 |
if (strcmp(blob->filename + 11, ".pgp") == 0 ||
|
vb@113
|
629 |
strcmp(blob->filename + 11, ".asc") == 0)
|
vb@113
|
630 |
return true;
|
vb@113
|
631 |
}
|
vb@113
|
632 |
|
vb@113
|
633 |
return false;
|
vb@113
|
634 |
}
|
vb@113
|
635 |
|
vb@159
|
636 |
static char * without_double_ending(const char *filename)
|
vb@113
|
637 |
{
|
vb@113
|
638 |
char *ext;
|
vb@113
|
639 |
|
vb@113
|
640 |
assert(filename);
|
vb@113
|
641 |
|
vb@113
|
642 |
ext = strrchr(filename, '.');
|
vb@113
|
643 |
if (ext == NULL)
|
vb@113
|
644 |
return NULL;
|
vb@113
|
645 |
|
vb@113
|
646 |
return strndup(filename, ext - filename);
|
vb@113
|
647 |
}
|
vb@113
|
648 |
|
vb@48
|
649 |
DYNAMIC_API PEP_STATUS decrypt_message(
|
vb@37
|
650 |
PEP_SESSION session,
|
vb@113
|
651 |
message *src,
|
vb@113
|
652 |
PEP_MIME_format mime,
|
vb@241
|
653 |
message **dst,
|
vb@241
|
654 |
stringlist_t **keylist
|
vb@37
|
655 |
)
|
vb@37
|
656 |
{
|
vb@37
|
657 |
PEP_STATUS status = PEP_STATUS_OK;
|
vb@73
|
658 |
message *msg = NULL;
|
vb@112
|
659 |
char *ctext;
|
vb@112
|
660 |
size_t csize;
|
vb@112
|
661 |
char *ptext;
|
vb@112
|
662 |
size_t psize;
|
vb@241
|
663 |
stringlist_t *_keylist = NULL;
|
vb@113
|
664 |
bool free_src = false;
|
vb@37
|
665 |
|
vb@74
|
666 |
assert(session);
|
vb@74
|
667 |
assert(src);
|
vb@74
|
668 |
assert(dst);
|
vb@241
|
669 |
assert(keylist);
|
vb@73
|
670 |
|
vb@241
|
671 |
if (!(session && src && dst && keylist))
|
vb@191
|
672 |
return PEP_ILLEGAL_VALUE;
|
vb@191
|
673 |
|
vb@74
|
674 |
*dst = NULL;
|
vb@81
|
675 |
|
vb@235
|
676 |
import_attached_keys(session, src);
|
vb@235
|
677 |
|
vb@113
|
678 |
if (src->mime == PEP_MIME_fields_omitted || src->mime == PEP_MIME) {
|
vb@113
|
679 |
message *_src = NULL;
|
vb@113
|
680 |
status = mime_decode_message(src->longmsg, &_src);
|
vb@113
|
681 |
if (status != PEP_STATUS_OK)
|
vb@113
|
682 |
goto pep_error;
|
vb@81
|
683 |
|
vb@113
|
684 |
if ( src->mime == PEP_MIME_fields_omitted) {
|
vb@113
|
685 |
status = copy_fields(_src, src);
|
vb@113
|
686 |
if (status != PEP_STATUS_OK) {
|
vb@113
|
687 |
free_message(_src);
|
vb@113
|
688 |
goto pep_error;
|
vb@113
|
689 |
}
|
vb@113
|
690 |
}
|
vb@113
|
691 |
|
vb@113
|
692 |
src = _src;
|
vb@113
|
693 |
free_src = true;
|
vb@113
|
694 |
}
|
vb@113
|
695 |
|
vb@119
|
696 |
// src message is not MIME encoded (any more)
|
vb@113
|
697 |
assert(src->mime == PEP_MIME_none);
|
vb@113
|
698 |
|
vb@117
|
699 |
if (!is_PGP_message_text(src->longmsg)) {
|
vb@117
|
700 |
status = PEP_UNENCRYPTED;
|
vb@117
|
701 |
goto pep_error;
|
vb@117
|
702 |
}
|
vb@117
|
703 |
|
vb@113
|
704 |
ctext = src->longmsg;
|
vb@113
|
705 |
csize = strlen(src->longmsg);
|
vb@113
|
706 |
|
vb@113
|
707 |
status = decrypt_and_verify(session, ctext, csize, &ptext, &psize,
|
vb@241
|
708 |
&_keylist);
|
vb@113
|
709 |
if (ptext == NULL)
|
vb@113
|
710 |
goto pep_error;
|
vb@113
|
711 |
|
vb@113
|
712 |
switch (src->enc_format) {
|
vb@113
|
713 |
case PEP_enc_PGP_MIME:
|
vb@113
|
714 |
status = mime_decode_message(ptext, &msg);
|
vb@113
|
715 |
if (status != PEP_STATUS_OK)
|
vb@113
|
716 |
goto pep_error;
|
vb@113
|
717 |
|
vb@113
|
718 |
break;
|
vb@113
|
719 |
|
vb@113
|
720 |
case PEP_enc_pieces:
|
vb@113
|
721 |
msg = clone_to_empty_message(src);
|
vb@113
|
722 |
if (msg == NULL)
|
vb@113
|
723 |
goto enomem;
|
vb@113
|
724 |
|
vb@113
|
725 |
msg->longmsg = strdup(ptext);
|
vb@113
|
726 |
if (msg->longmsg == NULL)
|
vb@113
|
727 |
goto enomem;
|
vb@113
|
728 |
|
vb@113
|
729 |
bloblist_t *_m = msg->attachments;
|
vb@113
|
730 |
bloblist_t *_s;
|
vb@113
|
731 |
for (_s = src->attachments; _s; _s = _s->next) {
|
vb@113
|
732 |
if (is_encrypted_attachment(_s)) {
|
vb@241
|
733 |
stringlist_t *_keylist = NULL;
|
vb@113
|
734 |
ctext = _s->data;
|
vb@113
|
735 |
csize = _s->size;
|
vb@113
|
736 |
|
vb@113
|
737 |
status = decrypt_and_verify(session, ctext, csize, &ptext,
|
vb@241
|
738 |
&psize, &_keylist);
|
vb@113
|
739 |
if (ptext == NULL)
|
vb@113
|
740 |
goto pep_error;
|
vb@241
|
741 |
free_stringlist(_keylist);
|
vb@241
|
742 |
|
vb@113
|
743 |
if (is_encrypted_html_attachment(_s)) {
|
vb@113
|
744 |
msg->longmsg_formatted = strdup(ptext);
|
vb@113
|
745 |
if (msg->longmsg_formatted == NULL)
|
vb@113
|
746 |
goto pep_error;
|
vb@113
|
747 |
}
|
vb@113
|
748 |
else {
|
vb@113
|
749 |
char * mime_type = "application/octet-stream";
|
vb@113
|
750 |
char * filename = without_double_ending(_s->filename);
|
vb@113
|
751 |
if (filename == NULL)
|
vb@113
|
752 |
goto enomem;
|
vb@113
|
753 |
|
vb@113
|
754 |
_m = bloblist_add(_m, ptext, psize, mime_type, filename);
|
vb@113
|
755 |
if (_m == NULL)
|
vb@113
|
756 |
goto enomem;
|
vb@113
|
757 |
|
vb@113
|
758 |
if (msg->attachments == NULL)
|
vb@113
|
759 |
msg->attachments = _m;
|
vb@113
|
760 |
}
|
vb@113
|
761 |
}
|
vb@82
|
762 |
}
|
vb@82
|
763 |
|
vb@81
|
764 |
break;
|
vb@81
|
765 |
|
vb@81
|
766 |
default:
|
vb@113
|
767 |
// BUG: must implement more
|
vb@113
|
768 |
NOT_IMPLEMENTED
|
vb@81
|
769 |
}
|
vb@74
|
770 |
|
vb@113
|
771 |
switch (src->enc_format) {
|
vb@113
|
772 |
case PEP_enc_PGP_MIME:
|
vb@113
|
773 |
case PEP_enc_pieces:
|
vb@113
|
774 |
status = copy_fields(msg, src);
|
vb@113
|
775 |
if (status != PEP_STATUS_OK)
|
vb@113
|
776 |
goto pep_error;
|
vb@113
|
777 |
|
vb@166
|
778 |
if (src->shortmsg && strcmp(src->shortmsg, "pEp") != 0) {
|
vb@113
|
779 |
free(msg->shortmsg);
|
vb@113
|
780 |
msg->shortmsg = strdup(src->shortmsg);
|
vb@113
|
781 |
if (msg->shortmsg == NULL)
|
vb@113
|
782 |
goto enomem;
|
vb@113
|
783 |
}
|
vb@113
|
784 |
|
vb@113
|
785 |
if (msg->shortmsg == NULL || strcmp(msg->shortmsg, "pEp") == 0)
|
vb@113
|
786 |
{
|
vb@113
|
787 |
char * shortmsg;
|
vb@113
|
788 |
char * longmsg;
|
vb@113
|
789 |
|
vb@113
|
790 |
int r = seperate_short_and_long(msg->longmsg, &shortmsg,
|
vb@113
|
791 |
&longmsg);
|
vb@113
|
792 |
if (r == -1)
|
vb@113
|
793 |
goto enomem;
|
vb@113
|
794 |
|
vb@113
|
795 |
free(msg->shortmsg);
|
vb@113
|
796 |
free(msg->longmsg);
|
vb@113
|
797 |
|
vb@113
|
798 |
msg->shortmsg = shortmsg;
|
vb@113
|
799 |
msg->longmsg = longmsg;
|
vb@113
|
800 |
}
|
vb@113
|
801 |
else {
|
vb@113
|
802 |
msg->shortmsg = strdup(src->shortmsg);
|
vb@113
|
803 |
if (msg->shortmsg == NULL)
|
vb@113
|
804 |
goto enomem;
|
vb@113
|
805 |
msg->longmsg = ptext;
|
vb@113
|
806 |
}
|
vb@166
|
807 |
break;
|
vb@113
|
808 |
|
vb@113
|
809 |
default:
|
vb@113
|
810 |
// BUG: must implement more
|
vb@113
|
811 |
NOT_IMPLEMENTED
|
vb@113
|
812 |
}
|
vb@113
|
813 |
|
vb@113
|
814 |
switch (mime) {
|
vb@113
|
815 |
case PEP_MIME_none:
|
vb@113
|
816 |
break;
|
vb@113
|
817 |
|
vb@113
|
818 |
case PEP_MIME:
|
vb@113
|
819 |
case PEP_MIME_fields_omitted:
|
vb@113
|
820 |
{
|
vb@113
|
821 |
char *text = NULL;
|
vb@113
|
822 |
status = mime_encode_message(msg,
|
vb@113
|
823 |
mime == PEP_MIME_fields_omitted, &text);
|
vb@113
|
824 |
if (status != PEP_STATUS_OK)
|
vb@113
|
825 |
goto pep_error;
|
vb@113
|
826 |
|
vb@113
|
827 |
message *_msg = clone_to_empty_message(msg);
|
vb@113
|
828 |
if (_msg == NULL) {
|
vb@113
|
829 |
free(text);
|
vb@113
|
830 |
goto enomem;
|
vb@113
|
831 |
}
|
vb@113
|
832 |
_msg->longmsg = text;
|
vb@113
|
833 |
_msg->shortmsg = strdup(msg->shortmsg);
|
vb@113
|
834 |
if (msg->shortmsg == NULL)
|
vb@113
|
835 |
goto enomem;
|
vb@113
|
836 |
|
vb@113
|
837 |
free_message(msg);
|
vb@113
|
838 |
msg = _msg;
|
vb@113
|
839 |
}
|
vb@167
|
840 |
break;
|
vb@113
|
841 |
}
|
vb@113
|
842 |
|
vb@113
|
843 |
if (free_src)
|
vb@113
|
844 |
free_message(src);
|
vb@235
|
845 |
|
vb@235
|
846 |
import_attached_keys(session, msg);
|
vb@235
|
847 |
|
vb@74
|
848 |
*dst = msg;
|
vb@241
|
849 |
*keylist = _keylist;
|
vb@241
|
850 |
|
vb@74
|
851 |
return PEP_STATUS_OK;
|
vb@73
|
852 |
|
vb@73
|
853 |
enomem:
|
vb@73
|
854 |
status = PEP_OUT_OF_MEMORY;
|
vb@73
|
855 |
|
vb@73
|
856 |
pep_error:
|
vb@73
|
857 |
free_message(msg);
|
vb@241
|
858 |
free_stringlist(_keylist);
|
vb@113
|
859 |
if (free_src)
|
vb@113
|
860 |
free_message(src);
|
vb@39
|
861 |
|
vb@37
|
862 |
return status;
|
vb@37
|
863 |
}
|
vb@37
|
864 |
|
vb@190
|
865 |
static PEP_comm_type _get_comm_type(
|
vb@190
|
866 |
PEP_SESSION session,
|
vb@190
|
867 |
PEP_comm_type max_comm_type,
|
vb@190
|
868 |
pEp_identity *ident
|
vb@190
|
869 |
)
|
vb@190
|
870 |
{
|
vb@190
|
871 |
PEP_STATUS status = update_identity(session, ident);
|
vb@190
|
872 |
|
vb@190
|
873 |
if (max_comm_type == PEP_ct_compromized)
|
vb@190
|
874 |
return PEP_ct_compromized;
|
vb@190
|
875 |
|
vb@190
|
876 |
if (status == PEP_STATUS_OK) {
|
vb@190
|
877 |
if (ident->comm_type == PEP_ct_compromized)
|
vb@190
|
878 |
return PEP_ct_compromized;
|
vb@190
|
879 |
else
|
vb@190
|
880 |
return MIN(max_comm_type, ident->comm_type);
|
vb@190
|
881 |
}
|
vb@190
|
882 |
else {
|
vb@190
|
883 |
return PEP_ct_unknown;
|
vb@190
|
884 |
}
|
vb@190
|
885 |
}
|
vb@190
|
886 |
|
vb@239
|
887 |
static PEP_color _rating(PEP_comm_type ct)
|
vb@239
|
888 |
{
|
vb@239
|
889 |
if (ct == PEP_ct_unknown)
|
vb@239
|
890 |
return PEP_rating_undefined;
|
vb@239
|
891 |
|
vb@239
|
892 |
else if (ct == PEP_ct_compromized)
|
vb@239
|
893 |
return PEP_rating_under_attack;
|
vb@239
|
894 |
|
vb@239
|
895 |
else if (ct >= PEP_ct_confirmed_enc_anon)
|
vb@239
|
896 |
return PEP_rating_trusted_and_anonymized;
|
vb@239
|
897 |
|
vb@239
|
898 |
else if (ct >= PEP_ct_strong_encryption)
|
vb@239
|
899 |
return PEP_rating_trusted;
|
vb@239
|
900 |
|
vb@239
|
901 |
else if (ct >= PEP_ct_strong_but_unconfirmed && ct < PEP_ct_confirmed)
|
vb@239
|
902 |
return PEP_rating_reliable;
|
vb@239
|
903 |
|
vb@239
|
904 |
else if (ct == PEP_ct_no_encryption || ct == PEP_ct_no_encrypted_channel)
|
vb@239
|
905 |
return PEP_rating_unencrypted;
|
vb@239
|
906 |
|
vb@239
|
907 |
else
|
vb@239
|
908 |
return PEP_rating_unreliable;
|
vb@239
|
909 |
}
|
vb@239
|
910 |
|
vb@240
|
911 |
DYNAMIC_API PEP_STATUS message_color(
|
vb@190
|
912 |
PEP_SESSION session,
|
vb@190
|
913 |
message *msg,
|
vb@232
|
914 |
PEP_color *color
|
vb@190
|
915 |
)
|
vb@190
|
916 |
{
|
vb@190
|
917 |
PEP_STATUS status = PEP_STATUS_OK;
|
vb@190
|
918 |
PEP_comm_type max_comm_type = PEP_ct_pEp;
|
vb@190
|
919 |
bool comm_type_determined = false;
|
vb@190
|
920 |
identity_list * il;
|
vb@190
|
921 |
|
vb@190
|
922 |
assert(session);
|
vb@190
|
923 |
assert(msg);
|
vb@190
|
924 |
assert(color);
|
vb@190
|
925 |
|
vb@191
|
926 |
if (!(session && msg && color))
|
vb@191
|
927 |
return PEP_ILLEGAL_VALUE;
|
vb@191
|
928 |
|
vb@237
|
929 |
*color = PEP_rating_undefined;
|
vb@190
|
930 |
|
vb@190
|
931 |
assert(msg->from);
|
vb@190
|
932 |
if (msg->from == NULL)
|
vb@190
|
933 |
return PEP_ILLEGAL_VALUE;
|
vb@190
|
934 |
|
vb@190
|
935 |
switch (msg->dir) {
|
vb@190
|
936 |
case PEP_dir_incoming:
|
vb@190
|
937 |
status = update_identity(session, msg->from);
|
vb@190
|
938 |
if (status != PEP_STATUS_OK)
|
vb@190
|
939 |
return status;
|
vb@190
|
940 |
max_comm_type = msg->from->comm_type;
|
vb@190
|
941 |
comm_type_determined = true;
|
vb@190
|
942 |
break;
|
vb@190
|
943 |
|
vb@190
|
944 |
case PEP_dir_outgoing:
|
vb@190
|
945 |
status = myself(session, msg->from);
|
vb@190
|
946 |
if (status != PEP_STATUS_OK)
|
vb@190
|
947 |
return status;
|
vb@190
|
948 |
|
vb@195
|
949 |
for (il = msg->to; il != NULL; il = il->next) {
|
vb@195
|
950 |
if (il->ident) {
|
vb@195
|
951 |
max_comm_type = _get_comm_type(session, max_comm_type,
|
vb@195
|
952 |
il->ident);
|
vb@195
|
953 |
comm_type_determined = true;
|
vb@190
|
954 |
}
|
vb@190
|
955 |
}
|
vb@190
|
956 |
|
vb@195
|
957 |
for (il = msg->cc; il != NULL; il = il->next) {
|
vb@195
|
958 |
if (il->ident) {
|
vb@195
|
959 |
max_comm_type = _get_comm_type(session, max_comm_type,
|
vb@195
|
960 |
il->ident);
|
vb@195
|
961 |
comm_type_determined = true;
|
vb@190
|
962 |
}
|
vb@190
|
963 |
}
|
vb@190
|
964 |
|
vb@195
|
965 |
for (il = msg->bcc; il != NULL; il = il->next) {
|
vb@195
|
966 |
if (il->ident) {
|
vb@195
|
967 |
max_comm_type = _get_comm_type(session, max_comm_type,
|
vb@195
|
968 |
il->ident);
|
vb@195
|
969 |
comm_type_determined = true;
|
vb@190
|
970 |
}
|
vb@190
|
971 |
}
|
vb@190
|
972 |
break;
|
vb@190
|
973 |
|
vb@190
|
974 |
default:
|
vb@190
|
975 |
return PEP_ILLEGAL_VALUE;
|
vb@190
|
976 |
}
|
vb@190
|
977 |
|
vb@190
|
978 |
if (comm_type_determined == false)
|
vb@237
|
979 |
*color = PEP_rating_undefined;
|
vb@190
|
980 |
else
|
vb@239
|
981 |
*color = _rating(max_comm_type);
|
vb@190
|
982 |
|
vb@190
|
983 |
return PEP_STATUS_OK;
|
vb@190
|
984 |
}
|
vb@190
|
985 |
|
vb@240
|
986 |
DYNAMIC_API PEP_STATUS identity_color(
|
vb@239
|
987 |
PEP_SESSION session,
|
vb@239
|
988 |
pEp_identity *ident,
|
vb@239
|
989 |
PEP_color *color
|
vb@239
|
990 |
)
|
vb@239
|
991 |
{
|
vb@239
|
992 |
PEP_STATUS status = PEP_STATUS_OK;
|
vb@239
|
993 |
|
vb@239
|
994 |
assert(session);
|
vb@239
|
995 |
assert(ident);
|
vb@239
|
996 |
assert(color);
|
vb@239
|
997 |
|
vb@239
|
998 |
if (!(session && ident && color))
|
vb@239
|
999 |
return PEP_ILLEGAL_VALUE;
|
vb@239
|
1000 |
|
vb@239
|
1001 |
if (ident->me)
|
vb@239
|
1002 |
status = myself(session, ident);
|
vb@239
|
1003 |
else
|
vb@239
|
1004 |
status = update_identity(session, ident);
|
vb@239
|
1005 |
|
vb@239
|
1006 |
if (status == PEP_STATUS_OK)
|
vb@239
|
1007 |
*color = _rating(ident->comm_type);
|
vb@239
|
1008 |
|
vb@239
|
1009 |
return status;
|
vb@239
|
1010 |
}
|
vb@239
|
1011 |
|