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576ec7da AS |
1 | /* Copyright (C) 2007-2010 Open Information Security Foundation |
2 | * | |
3 | * You can copy, redistribute or modify this Program under the terms of | |
4 | * the GNU General Public License version 2 as published by the Free | |
5 | * Software Foundation. | |
6 | * | |
7 | * This program is distributed in the hope that it will be useful, | |
8 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
9 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
10 | * GNU General Public License for more details. | |
11 | * | |
12 | * You should have received a copy of the GNU General Public License | |
13 | * version 2 along with this program; if not, write to the Free Software | |
14 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA | |
15 | * 02110-1301, USA. | |
16 | */ | |
17 | ||
18 | /** | |
19 | * \file | |
20 | * | |
21 | * \author Anoop Saldanha <poonaatsoc@gmail.com> | |
22 | */ | |
23 | ||
24 | #include "suricata.h" | |
25 | #include "suricata-common.h" | |
26 | #include "debug.h" | |
27 | #include "decode.h" | |
28 | #include "threads.h" | |
29 | ||
30 | #include "stream-tcp-private.h" | |
31 | #include "stream-tcp-reassemble.h" | |
32 | #include "stream-tcp.h" | |
33 | #include "stream.h" | |
34 | ||
35 | #include "app-layer-protos.h" | |
36 | #include "app-layer-parser.h" | |
37 | #include "app-layer-smtp.h" | |
38 | ||
39 | #include "util-debug.h" | |
40 | #include "util-byte.h" | |
41 | #include "util-unittest.h" | |
42 | #include "util-byte.h" | |
43 | #include "util-unittest-helper.h" | |
44 | #include "util-memcmp.h" | |
45 | #include "flow-util.h" | |
46 | ||
47 | #include "detect-engine.h" | |
48 | #include "detect-engine-state.h" | |
49 | #include "detect-parse.h" | |
50 | ||
51 | #include "conf.h" | |
52 | ||
576ec7da AS |
53 | #define SMTP_MAX_REQUEST_AND_REPLY_LINE_LENGTH 510 |
54 | ||
55 | #define SMTP_COMMAND_BUFFER_STEPS 5 | |
56 | ||
57 | /* we are in process of parsing a fresh command. Just a placeholder. If we | |
58 | * are not in STATE_COMMAND_DATA_MODE, we have to be in this mode */ | |
59 | #define SMTP_PARSER_STATE_COMMAND_MODE 0x00 | |
60 | /* we are in mode of parsing a command's data. Used when we are parsing tls | |
61 | * or accepting the rfc 2822 mail after DATA command */ | |
62 | #define SMTP_PARSER_STATE_COMMAND_DATA_MODE 0x01 | |
63 | /* Used when we are still in the process of parsing a server command. Used | |
64 | * with multi-line replies and the stream is fragmented before all the lines | |
65 | * for a response is seen */ | |
66 | #define SMTP_PARSER_STATE_PARSING_SERVER_RESPONSE 0x02 | |
67 | /* Used to indicate that the parser has seen the first reply */ | |
68 | #define SMTP_PARSER_STATE_FIRST_REPLY_SEEN 0x04 | |
69 | /* Used to indicate that the parser is parsing a multiline reply */ | |
70 | #define SMTP_PARSER_STATE_PARSING_MULTILINE_REPLY 0x08 | |
71 | ||
72 | /* Various SMTP commands | |
73 | * We currently have var-ified just STARTTLS and DATA, since we need to them | |
74 | * for state transitions. The rest are just indicate as OTHER_CMD. Other | |
75 | * commands would be introduced as and when needed */ | |
76 | #define SMTP_COMMAND_STARTTLS 1 | |
77 | #define SMTP_COMMAND_DATA 2 | |
d3ca65de | 78 | #define SMTP_COMMAND_BDAT 3 |
576ec7da AS |
79 | /* not an actual command per se, but the mode where we accept the mail after |
80 | * DATA has it's own reply code for completion, from the server. We give this | |
81 | * stage a pseudo command of it's own, so that we can add this to the command | |
82 | * buffer to match with the reply */ | |
d3ca65de | 83 | #define SMTP_COMMAND_DATA_MODE 4 |
576ec7da | 84 | /* All other commands are represented by this var */ |
d3ca65de | 85 | #define SMTP_COMMAND_OTHER_CMD 5 |
576ec7da AS |
86 | |
87 | /* Different EHLO extensions. Not used now. */ | |
88 | #define SMTP_EHLO_EXTENSION_PIPELINING | |
89 | #define SMTP_EHLO_EXTENSION_SIZE | |
90 | #define SMTP_EHLO_EXTENSION_DSN | |
91 | #define SMTP_EHLO_EXTENSION_STARTTLS | |
92 | #define SMTP_EHLO_EXTENSION_8BITMIME | |
93 | ||
94 | //static void SMTPParserReset(void) | |
95 | //{ | |
96 | // return; | |
97 | //} | |
98 | ||
99 | /** | |
100 | * \internal | |
101 | * \brief Get the next line from input. It doesn't do any length validation. | |
102 | * | |
103 | * \param state The smtp state. | |
104 | * | |
105 | * \retval 0 On suceess. | |
106 | * \retval -1 Either when we don't have any new lines to supply anymore or | |
107 | * on failure. | |
108 | */ | |
109 | static int SMTPGetLine(SMTPState *state) | |
110 | { | |
88115902 AS |
111 | /* we have run out of input */ |
112 | if (state->input_len <= 0) | |
576ec7da AS |
113 | return -1; |
114 | ||
88115902 AS |
115 | /* toserver */ |
116 | if (state->direction == 0) { | |
117 | if (state->ts_current_line_lf_seen == 1) { | |
118 | /* we have seen the lf for the previous line. Clear the parser | |
119 | * details to parse new line */ | |
120 | state->ts_current_line_lf_seen = 0; | |
121 | if (state->ts_current_line_db == 1) { | |
122 | state->ts_current_line_db = 0; | |
123 | SCFree(state->ts_db); | |
124 | state->ts_db = NULL; | |
125 | state->current_line = NULL; | |
126 | } | |
576ec7da | 127 | } |
576ec7da | 128 | |
88115902 | 129 | uint8_t *lf_idx = memchr(state->input, 0x0a, state->input_len); |
576ec7da | 130 | |
88115902 AS |
131 | if (lf_idx == NULL) { |
132 | /* set decoder event */ | |
133 | if (state->ts_current_line_db == 0) { | |
134 | state->ts_current_line_db = 1; | |
135 | state->ts_db = SCMalloc(state->input_len); | |
136 | if (state->ts_db == NULL) { | |
137 | return -1; | |
138 | } | |
139 | memcpy(state->ts_db, state->input, state->input_len); | |
140 | state->ts_db_len = state->input_len; | |
141 | } else { | |
142 | state->ts_db = SCRealloc(state->ts_db, (state->ts_db_len + | |
143 | state->input_len)); | |
144 | if (state->ts_db == NULL) { | |
145 | return -1; | |
146 | } | |
147 | memcpy(state->ts_db + state->ts_db_len, | |
148 | state->input, state->input_len); | |
149 | state->ts_db_len += state->input_len; | |
150 | } /* else */ | |
151 | state->input += state->input_len; | |
152 | state->input_len = 0; | |
153 | ||
154 | return -1; | |
576ec7da | 155 | } else { |
88115902 AS |
156 | state->ts_current_line_lf_seen = 1; |
157 | ||
158 | /* We have CR-LF as the line delimiter */ | |
159 | if (*(lf_idx - 1) == 0x0d) { | |
160 | if (state->ts_current_line_db == 1) { | |
161 | state->ts_db = SCRealloc(state->ts_db, | |
162 | (state->ts_db_len + | |
163 | (lf_idx - state->input - 1))); | |
164 | if (state->ts_db == NULL) { | |
165 | return -1; | |
166 | } | |
167 | memcpy(state->ts_db + state->ts_db_len, | |
168 | state->input, (lf_idx - state->input - 1)); | |
169 | state->ts_db_len += (lf_idx - state->input - 1); | |
170 | ||
171 | state->current_line = state->ts_db; | |
172 | state->current_line_len = state->ts_db_len; | |
173 | } else { | |
174 | state->current_line = state->input; | |
175 | state->current_line_len = (lf_idx - state->input - 1); | |
176 | } | |
576ec7da | 177 | |
d3ca65de | 178 | state->current_line_delimiter_len = 2; |
88115902 AS |
179 | /* We have just LF as the line delimiter */ |
180 | } else { | |
181 | if (state->ts_current_line_db == 1) { | |
182 | state->ts_db = SCRealloc(state->ts_db, | |
183 | (state->ts_db_len + | |
184 | (lf_idx - state->input))); | |
185 | if (state->ts_db == NULL) { | |
186 | return -1; | |
187 | } | |
188 | memcpy(state->ts_db + state->ts_db_len, | |
189 | state->input, (lf_idx - state->input)); | |
190 | state->ts_db_len += (lf_idx - state->input); | |
191 | ||
192 | state->current_line = state->ts_db; | |
193 | state->current_line_len = state->ts_db_len; | |
194 | } else { | |
195 | state->current_line = state->input; | |
196 | state->current_line_len = (lf_idx - state->input); | |
197 | } | |
d3ca65de AS |
198 | |
199 | state->current_line_delimiter_len = 1; | |
88115902 AS |
200 | } /* else */ |
201 | ||
202 | state->input_len -= (lf_idx - state->input) + 1; | |
203 | state->input = lf_idx + 1; | |
204 | ||
205 | return 0; | |
206 | } /* else - if (lf_idx == NULL) */ | |
207 | ||
208 | /* toclient */ | |
576ec7da | 209 | } else { |
88115902 AS |
210 | if (state->tc_current_line_lf_seen == 1) { |
211 | /* we have seen the lf for the previous line. Clear the parser | |
212 | * details to parse new line */ | |
213 | state->tc_current_line_lf_seen = 0; | |
214 | if (state->tc_current_line_db == 1) { | |
215 | state->tc_current_line_db = 0; | |
216 | SCFree(state->tc_db); | |
217 | state->tc_db = NULL; | |
218 | state->current_line = NULL; | |
219 | } | |
220 | } | |
221 | ||
222 | uint8_t *lf_idx = memchr(state->input, 0x0a, state->input_len); | |
223 | ||
224 | if (lf_idx == NULL) { | |
225 | /* set decoder event */ | |
226 | if (state->tc_current_line_db == 0) { | |
227 | state->tc_current_line_db = 1; | |
228 | state->tc_db = SCMalloc(state->input_len); | |
229 | if (state->tc_db == NULL) { | |
576ec7da AS |
230 | return -1; |
231 | } | |
88115902 AS |
232 | memcpy(state->tc_db, state->input, state->input_len); |
233 | state->tc_db_len = state->input_len; | |
576ec7da | 234 | } else { |
88115902 AS |
235 | state->tc_db = SCRealloc(state->tc_db, (state->tc_db_len + |
236 | state->input_len)); | |
237 | if (state->tc_db == NULL) { | |
238 | return -1; | |
239 | } | |
240 | memcpy(state->tc_db + state->tc_db_len, | |
241 | state->input, state->input_len); | |
242 | state->tc_db_len += state->input_len; | |
243 | } /* else */ | |
244 | state->input += state->input_len; | |
245 | state->input_len = 0; | |
576ec7da | 246 | |
88115902 | 247 | return -1; |
576ec7da | 248 | } else { |
88115902 AS |
249 | state->tc_current_line_lf_seen = 1; |
250 | ||
251 | /* We have CR-LF as the line delimiter */ | |
252 | if (*(lf_idx - 1) == 0x0d) { | |
253 | if (state->tc_current_line_db == 1) { | |
254 | state->tc_db = SCRealloc(state->tc_db, | |
255 | (state->tc_db_len + | |
256 | (lf_idx - state->input - 1))); | |
257 | if (state->tc_db == NULL) { | |
258 | return -1; | |
259 | } | |
260 | memcpy(state->tc_db + state->tc_db_len, | |
261 | state->input, (lf_idx - state->input - 1)); | |
262 | state->tc_db_len += (lf_idx - state->input - 1); | |
263 | ||
264 | state->current_line = state->tc_db; | |
265 | state->current_line_len = state->tc_db_len; | |
266 | } else { | |
267 | state->current_line = state->input; | |
268 | state->current_line_len = (lf_idx - state->input - 1); | |
576ec7da | 269 | } |
88115902 | 270 | |
d3ca65de | 271 | state->current_line_delimiter_len = 2; |
88115902 | 272 | /* We have just LF as the line delimiter */ |
576ec7da | 273 | } else { |
88115902 AS |
274 | if (state->tc_current_line_db == 1) { |
275 | state->tc_db = SCRealloc(state->tc_db, | |
276 | (state->tc_db_len + | |
277 | (lf_idx - state->input))); | |
278 | if (state->tc_db == NULL) { | |
279 | return -1; | |
280 | } | |
281 | memcpy(state->tc_db + state->tc_db_len, | |
282 | state->input, (lf_idx - state->input)); | |
283 | state->tc_db_len += (lf_idx - state->input); | |
284 | ||
285 | state->current_line = state->tc_db; | |
286 | state->current_line_len = state->tc_db_len; | |
287 | } else { | |
288 | state->current_line = state->input; | |
289 | state->current_line_len = (lf_idx - state->input); | |
290 | } | |
d3ca65de AS |
291 | |
292 | state->current_line_delimiter_len = 1; | |
88115902 | 293 | } /* else */ |
576ec7da | 294 | |
88115902 AS |
295 | state->input_len -= (lf_idx - state->input) + 1; |
296 | state->input = lf_idx + 1; | |
297 | ||
298 | return 0; | |
299 | } /* else - if (lf_idx == NULL) */ | |
300 | } | |
576ec7da | 301 | |
576ec7da AS |
302 | } |
303 | ||
304 | static int SMTPInsertCommandIntoCommandBuffer(uint8_t command, SMTPState *state) | |
305 | { | |
306 | if (state->cmds_cnt >= state->cmds_buffer_len) { | |
bc5c9f4a VJ |
307 | int increment = SMTP_COMMAND_BUFFER_STEPS; |
308 | if ((int)(state->cmds_buffer_len + SMTP_COMMAND_BUFFER_STEPS) > (int)USHRT_MAX) { | |
309 | increment = USHRT_MAX - state->cmds_buffer_len; | |
310 | } | |
311 | ||
576ec7da AS |
312 | state->cmds = SCRealloc(state->cmds, |
313 | sizeof(uint8_t) * | |
314 | (state->cmds_buffer_len + | |
bc5c9f4a | 315 | increment)); |
576ec7da AS |
316 | if (state->cmds == NULL) { |
317 | return -1; | |
318 | } | |
bc5c9f4a | 319 | state->cmds_buffer_len += increment; |
576ec7da AS |
320 | } |
321 | if (state->cmds_cnt >= 1 && | |
322 | ((state->cmds[state->cmds_cnt - 1] == SMTP_COMMAND_STARTTLS) || | |
323 | (state->cmds[state->cmds_cnt - 1] == SMTP_COMMAND_DATA))) { | |
324 | /* decoder event */ | |
325 | /* we have to have EHLO, DATA, VRFY, EXPN, TURN, QUIT, NOOP, | |
326 | * STARTTLS as the last command in pipelined mode */ | |
327 | } | |
bc5c9f4a VJ |
328 | |
329 | /** \todo decoder event */ | |
330 | if ((int)(state->cmds_cnt + 1) > (int)USHRT_MAX) | |
331 | return -1; | |
332 | ||
576ec7da AS |
333 | state->cmds[state->cmds_cnt] = command; |
334 | state->cmds_cnt++; | |
335 | ||
336 | return 0; | |
337 | } | |
338 | ||
d3ca65de AS |
339 | static int SMTPProcessCommandBDAT(SMTPState *state, Flow *f, |
340 | AppLayerParserState *pstate) | |
341 | { | |
342 | state->bdat_chunk_idx += (state->current_line_len + | |
343 | state->current_line_delimiter_len); | |
344 | if (state->bdat_chunk_idx > state->bdat_chunk_len) { | |
345 | state->parser_state &= ~SMTP_PARSER_STATE_COMMAND_DATA_MODE; | |
346 | /* decoder event */ | |
347 | return -1; | |
348 | } else if (state->bdat_chunk_idx == state->bdat_chunk_len) { | |
349 | state->parser_state &= ~SMTP_PARSER_STATE_COMMAND_DATA_MODE; | |
350 | } | |
351 | ||
352 | return 0; | |
353 | } | |
354 | ||
576ec7da AS |
355 | static int SMTPProcessCommandDATA(SMTPState *state, Flow *f, |
356 | AppLayerParserState *pstate) | |
357 | { | |
358 | if (!(state->parser_state & SMTP_PARSER_STATE_COMMAND_DATA_MODE)) { | |
359 | /* looks like are still waiting for a confirmination from the server */ | |
360 | return 0; | |
361 | } | |
362 | ||
363 | if (state->current_line_len == 1 && state->current_line[0] == '.') { | |
364 | state->parser_state &= ~SMTP_PARSER_STATE_COMMAND_DATA_MODE; | |
365 | /* kinda like a hack. The mail sent in DATA mode, would be | |
366 | * acknowledged with a reply. We insert a dummy command to | |
367 | * the command buffer to be used by the reply handler to match | |
368 | * the reply received */ | |
369 | SMTPInsertCommandIntoCommandBuffer(SMTP_COMMAND_DATA_MODE, state); | |
370 | } | |
371 | ||
372 | return 0; | |
373 | } | |
374 | ||
375 | static int SMTPProcessCommandSTARTTLS(SMTPState *state, Flow *f, | |
376 | AppLayerParserState *pstate) | |
377 | { | |
378 | return 0; | |
379 | } | |
380 | ||
381 | static int SMTPProcessReply(SMTPState *state, Flow *f, | |
382 | AppLayerParserState *pstate) | |
383 | { | |
384 | uint64_t reply_code = 0; | |
385 | ||
386 | if (state->cmds_idx == state->cmds_cnt) { | |
387 | /* decoder event - unable to match reply with request */ | |
388 | return -1; | |
389 | } | |
390 | ||
391 | /* the reply code has to contain at least 3 bytes, to hold the 3 digit | |
392 | * reply code */ | |
393 | if (state->current_line_len < 3) { | |
394 | /* decoder event */ | |
395 | return -1; | |
396 | } | |
397 | ||
398 | if (state->current_line_len >= 4) { | |
399 | if (state->parser_state & SMTP_PARSER_STATE_PARSING_MULTILINE_REPLY) { | |
400 | if (state->current_line[3] != '-') { | |
401 | state->parser_state &= ~SMTP_PARSER_STATE_PARSING_MULTILINE_REPLY; | |
402 | } | |
403 | } else { | |
404 | if (state->current_line[3] == '-') { | |
405 | state->parser_state |= SMTP_PARSER_STATE_PARSING_MULTILINE_REPLY; | |
406 | } | |
407 | } | |
408 | } else { | |
409 | if (state->parser_state & SMTP_PARSER_STATE_PARSING_MULTILINE_REPLY) { | |
410 | state->parser_state &= ~SMTP_PARSER_STATE_PARSING_MULTILINE_REPLY; | |
411 | } | |
412 | } | |
413 | ||
414 | if (ByteExtractString(&reply_code, 10, 3, | |
415 | (const char *)state->current_line) < 3) { | |
416 | /* decoder event */ | |
417 | return -1; | |
418 | } | |
419 | ||
420 | /* kinda hack needed for us. Our parser logs commands, to be | |
421 | * matched against server replies. SMTP is normally accompanied by a | |
422 | * toclient welcome message, which would have had no command to | |
423 | * accompany it with. And also alproto detection sees to it that the | |
424 | * toserver stream is the first one to be processed by the app layer. | |
425 | * Hence check the first reply and if it is a welcome message(220), | |
426 | * leave without matching it against any buffered command */ | |
427 | if (!(state->parser_state & SMTP_PARSER_STATE_FIRST_REPLY_SEEN)) { | |
428 | state->parser_state |= SMTP_PARSER_STATE_FIRST_REPLY_SEEN; | |
429 | if (reply_code == 220) { | |
430 | return 0; | |
431 | } | |
432 | } | |
433 | ||
434 | if (state->cmds[state->cmds_idx] == SMTP_COMMAND_STARTTLS) { | |
435 | if (reply_code == 220) { | |
436 | /* we are entering STARRTTLS data mode */ | |
437 | state->parser_state |= SMTP_PARSER_STATE_COMMAND_DATA_MODE; | |
438 | pstate->flags |= APP_LAYER_PARSER_DONE; | |
439 | pstate->flags |= APP_LAYER_PARSER_NO_INSPECTION; | |
440 | pstate->flags |= APP_LAYER_PARSER_NO_REASSEMBLY; | |
441 | } else { | |
442 | /* decoder event */ | |
443 | } | |
444 | } else if (state->cmds[state->cmds_idx] == SMTP_COMMAND_DATA) { | |
445 | if (reply_code == 354) { | |
446 | /* Next comes the mail for the DATA command in toserver direction */ | |
447 | state->parser_state |= SMTP_PARSER_STATE_COMMAND_DATA_MODE; | |
448 | } else { | |
449 | /* decoder event */ | |
450 | } | |
451 | } else { | |
452 | /* we don't care for any other command */ | |
453 | } | |
454 | ||
455 | /* if it is a multiline reply, we need to move the index only once for all | |
456 | * the line of the reply. We unset the multiline flag on the last | |
457 | * line of the multiline reply, following which we increment the index */ | |
458 | if (!(state->parser_state & SMTP_PARSER_STATE_PARSING_MULTILINE_REPLY)) { | |
459 | state->cmds_idx++; | |
460 | } | |
461 | ||
462 | /* if we have matched all the buffered commands, reset the cnt and index */ | |
463 | if (state->cmds_idx == state->cmds_cnt) { | |
464 | state->cmds_cnt = 0; | |
465 | state->cmds_idx = 0; | |
466 | } | |
467 | ||
468 | return 0; | |
469 | } | |
470 | ||
d3ca65de AS |
471 | static int SMTPParseCommandBDAT(SMTPState *state) |
472 | { | |
473 | int i = 4; | |
474 | while (i < state->current_line_len) { | |
475 | if (state->current_line[i] != ' ') { | |
476 | break; | |
477 | } | |
478 | i++; | |
479 | } | |
480 | if (i == 4) { | |
481 | /* decoder event */ | |
482 | return -1; | |
483 | } | |
484 | if (i == state->current_line_len) { | |
485 | /* decoder event */ | |
486 | return -1; | |
487 | } | |
488 | uint8_t *endptr = NULL; | |
489 | state->bdat_chunk_len = strtoul((const char *)state->current_line + i, | |
490 | (char **)&endptr, 10); | |
491 | if (endptr == state->current_line + i) { | |
492 | /* decoder event */ | |
493 | return -1; | |
494 | } | |
495 | ||
496 | return 0; | |
497 | } | |
498 | ||
576ec7da AS |
499 | static int SMTPProcessRequest(SMTPState *state, Flow *f, |
500 | AppLayerParserState *pstate) | |
501 | { | |
502 | /* there are 2 commands that can push it into this COMMAND_DATA mode - | |
503 | * STARTTLS and DATA */ | |
504 | if (!(state->parser_state & SMTP_PARSER_STATE_COMMAND_DATA_MODE)) { | |
d3ca65de AS |
505 | int r = 0; |
506 | ||
576ec7da AS |
507 | if (state->current_line_len >= 8 && |
508 | SCMemcmpLowercase("starttls", state->current_line, 8) == 0) { | |
509 | state->current_command = SMTP_COMMAND_STARTTLS; | |
510 | } else if (state->current_line_len >= 4 && | |
511 | SCMemcmpLowercase("data", state->current_line, 4) == 0) { | |
512 | state->current_command = SMTP_COMMAND_DATA; | |
d3ca65de AS |
513 | } else if (state->current_line_len >= 4 && |
514 | SCMemcmpLowercase("bdat", state->current_line, 4) == 0) { | |
515 | r = SMTPParseCommandBDAT(state); | |
516 | if (r == -1) | |
517 | return -1; | |
518 | state->current_command = SMTP_COMMAND_BDAT; | |
519 | state->parser_state |= SMTP_PARSER_STATE_COMMAND_DATA_MODE; | |
576ec7da AS |
520 | } else { |
521 | state->current_command = SMTP_COMMAND_OTHER_CMD; | |
522 | } | |
523 | ||
524 | /* Every command is inserted into a command buffer, to be matched | |
525 | * against reply(ies) sent by the server */ | |
526 | if (SMTPInsertCommandIntoCommandBuffer(state->current_command, | |
527 | state) == -1) { | |
528 | return -1; | |
529 | } | |
d3ca65de AS |
530 | |
531 | return r; | |
576ec7da AS |
532 | } |
533 | ||
534 | switch (state->current_command) { | |
535 | case SMTP_COMMAND_STARTTLS: | |
536 | return SMTPProcessCommandSTARTTLS(state, f, pstate); | |
537 | ||
538 | case SMTP_COMMAND_DATA: | |
539 | return SMTPProcessCommandDATA(state, f, pstate); | |
540 | ||
d3ca65de AS |
541 | case SMTP_COMMAND_BDAT: |
542 | return SMTPProcessCommandBDAT(state, f, pstate); | |
543 | ||
576ec7da AS |
544 | default: |
545 | /* we have nothing to do with any other command at this instant. | |
546 | * Just let it go through */ | |
547 | return 0; | |
548 | } | |
549 | } | |
550 | ||
88115902 AS |
551 | static int SMTPParse(int direction, Flow *f, SMTPState *state, |
552 | AppLayerParserState *pstate, uint8_t *input, | |
553 | uint32_t input_len, AppLayerParserResult *output) | |
576ec7da | 554 | { |
576ec7da AS |
555 | state->input = input; |
556 | state->input_len = input_len; | |
88115902 | 557 | state->direction = direction; |
576ec7da AS |
558 | |
559 | while (SMTPGetLine(state) >= 0) { | |
88115902 AS |
560 | /* toserver */ |
561 | if (direction == 0) { | |
d3ca65de AS |
562 | if (SMTPProcessRequest(state, f, pstate) == -1) |
563 | return -1; | |
88115902 AS |
564 | |
565 | /* toclient */ | |
566 | } else { | |
d3ca65de AS |
567 | if (SMTPProcessReply(state, f, pstate) == -1) |
568 | return -1; | |
88115902 | 569 | } |
576ec7da AS |
570 | } |
571 | ||
572 | return 0; | |
573 | } | |
574 | ||
88115902 | 575 | static int SMTPParseClientRecord(Flow *f, void *alstate, |
576ec7da AS |
576 | AppLayerParserState *pstate, |
577 | uint8_t *input, uint32_t input_len, | |
578 | AppLayerParserResult *output) | |
579 | { | |
88115902 AS |
580 | /* first arg 0 is toserver */ |
581 | return SMTPParse(0, f, alstate, pstate, input, input_len, output); | |
582 | } | |
576ec7da | 583 | |
88115902 AS |
584 | static int SMTPParseServerRecord(Flow *f, void *alstate, |
585 | AppLayerParserState *pstate, | |
586 | uint8_t *input, uint32_t input_len, | |
587 | AppLayerParserResult *output) | |
588 | { | |
589 | /* first arg 1 is toclient */ | |
590 | return SMTPParse(1, f, alstate, pstate, input, input_len, output); | |
576ec7da AS |
591 | |
592 | return 0; | |
593 | } | |
594 | ||
595 | /** | |
596 | * \internal | |
597 | * \brief Function to allocate SMTP state memory. | |
598 | */ | |
599 | static void *SMTPStateAlloc(void) | |
600 | { | |
601 | SMTPState *smtp_state = SCMalloc(sizeof(SMTPState)); | |
602 | if (smtp_state == NULL) | |
603 | return NULL; | |
604 | memset(smtp_state, 0, sizeof(SMTPState)); | |
605 | ||
606 | smtp_state->cmds = SCMalloc(sizeof(uint8_t) * | |
607 | SMTP_COMMAND_BUFFER_STEPS); | |
608 | if (smtp_state->cmds == NULL) { | |
609 | SCFree(smtp_state); | |
610 | return NULL; | |
611 | } | |
612 | smtp_state->cmds_buffer_len = SMTP_COMMAND_BUFFER_STEPS; | |
613 | ||
614 | return smtp_state; | |
615 | } | |
616 | ||
617 | /** | |
618 | * \internal | |
619 | * \brief Function to free SMTP state memory. | |
620 | */ | |
621 | static void SMTPStateFree(void *p) | |
622 | { | |
623 | SMTPState *smtp_state = (SMTPState *)p; | |
624 | ||
625 | if (smtp_state->cmds != NULL) { | |
626 | SCFree(smtp_state->cmds); | |
627 | } | |
88115902 AS |
628 | if (smtp_state->ts_current_line_db) { |
629 | SCFree(smtp_state->ts_db); | |
630 | } | |
631 | if (smtp_state->tc_current_line_db) { | |
632 | SCFree(smtp_state->tc_db); | |
633 | } | |
576ec7da AS |
634 | |
635 | SCFree(smtp_state); | |
636 | ||
637 | return; | |
638 | } | |
639 | ||
640 | /** | |
641 | * \brief Register the SMPT Protocol parser. | |
642 | */ | |
643 | void RegisterSMTPParsers(void) | |
644 | { | |
645 | AlpProtoAdd(&alp_proto_ctx, IPPROTO_TCP, ALPROTO_SMTP, "EHLO", 4, 0, | |
646 | STREAM_TOSERVER); | |
647 | AlpProtoAdd(&alp_proto_ctx, IPPROTO_TCP, ALPROTO_SMTP, "HELO", 4, 0, | |
648 | STREAM_TOSERVER); | |
649 | ||
650 | AppLayerRegisterStateFuncs(ALPROTO_SMTP, SMTPStateAlloc, SMTPStateFree); | |
651 | ||
652 | AppLayerRegisterProto("smtp", ALPROTO_SMTP, STREAM_TOSERVER, | |
653 | SMTPParseClientRecord); | |
654 | AppLayerRegisterProto("smtp", ALPROTO_SMTP, STREAM_TOCLIENT, | |
655 | SMTPParseServerRecord); | |
656 | ||
657 | return; | |
658 | } | |
659 | ||
660 | /***************************************Unittests******************************/ | |
661 | ||
662 | /* | |
663 | * \test Test STARTTLS. | |
664 | */ | |
665 | int SMTPParserTest01(void) | |
666 | { | |
667 | int result = 0; | |
668 | Flow f; | |
669 | int r = 0; | |
670 | ||
671 | /* 220 mx.google.com ESMTP d15sm986283wfl.6<CR><LF> */ | |
672 | uint8_t welcome_reply[] = { | |
673 | 0x32, 0x32, 0x30, 0x20, 0x6d, 0x78, 0x2e, 0x67, | |
674 | 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x63, 0x6f, | |
675 | 0x6d, 0x20, 0x45, 0x53, 0x4d, 0x54, 0x50, 0x20, | |
676 | 0x64, 0x31, 0x35, 0x73, 0x6d, 0x39, 0x38, 0x36, | |
677 | 0x32, 0x38, 0x33, 0x77, 0x66, 0x6c, 0x2e, 0x36, | |
678 | 0x0d, 0x0a | |
679 | }; | |
680 | uint32_t welcome_reply_len = sizeof(welcome_reply); | |
681 | ||
682 | /* EHLO [192.168.0.158]<CR><LF> */ | |
683 | uint8_t request1[] = { | |
684 | 0x45, 0x48, 0x4c, 0x4f, 0x20, 0x5b, 0x31, 0x39, | |
685 | 0x32, 0x2e, 0x31, 0x36, 0x38, 0x2e, 0x30, 0x2e, | |
686 | 0x31, 0x35, 0x38, 0x5d, 0x0d, 0x0a | |
687 | }; | |
688 | uint32_t request1_len = sizeof(request1); | |
689 | /* 250-mx.google.com at your service, [117.198.115.50]<CR><LF> | |
690 | * 250-SIZE 35882577<CR><LF> | |
691 | * 250-8BITMIME<CR><LF> | |
692 | * 250-STARTTLS<CR><LF> | |
693 | * 250 ENHANCEDSTATUSCODES<CR><LF> | |
694 | */ | |
695 | uint8_t reply1[] = { | |
696 | 0x32, 0x35, 0x30, 0x2d, 0x6d, 0x78, 0x2e, 0x67, | |
697 | 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x63, 0x6f, | |
698 | 0x6d, 0x20, 0x61, 0x74, 0x20, 0x79, 0x6f, 0x75, | |
699 | 0x72, 0x20, 0x73, 0x65, 0x72, 0x76, 0x69, 0x63, | |
700 | 0x65, 0x2c, 0x20, 0x5b, 0x31, 0x31, 0x37, 0x2e, | |
701 | 0x31, 0x39, 0x38, 0x2e, 0x31, 0x31, 0x35, 0x2e, | |
702 | 0x35, 0x30, 0x5d, 0x0d, 0x0a, 0x32, 0x35, 0x30, | |
703 | 0x2d, 0x53, 0x49, 0x5a, 0x45, 0x20, 0x33, 0x35, | |
704 | 0x38, 0x38, 0x32, 0x35, 0x37, 0x37, 0x0d, 0x0a, | |
705 | 0x32, 0x35, 0x30, 0x2d, 0x38, 0x42, 0x49, 0x54, | |
706 | 0x4d, 0x49, 0x4d, 0x45, 0x0d, 0x0a, 0x32, 0x35, | |
707 | 0x30, 0x2d, 0x53, 0x54, 0x41, 0x52, 0x54, 0x54, | |
708 | 0x4c, 0x53, 0x0d, 0x0a, 0x32, 0x35, 0x30, 0x20, | |
709 | 0x45, 0x4e, 0x48, 0x41, 0x4e, 0x43, 0x45, 0x44, | |
710 | 0x53, 0x54, 0x41, 0x54, 0x55, 0x53, 0x43, 0x4f, | |
711 | 0x44, 0x45, 0x53, 0x0d, 0x0a | |
712 | }; | |
713 | uint32_t reply1_len = sizeof(reply1); | |
714 | ||
715 | /* STARTTLS<CR><LF> */ | |
716 | uint8_t request2[] = { | |
717 | 0x53, 0x54, 0x41, 0x52, 0x54, 0x54, 0x4c, 0x53, | |
718 | 0x0d, 0x0a | |
719 | }; | |
720 | uint32_t request2_len = sizeof(request2); | |
721 | /* 220 2.0.0 Ready to start TLS<CR><LF> */ | |
722 | uint8_t reply2[] = { | |
723 | 0x32, 0x32, 0x30, 0x20, 0x32, 0x2e, 0x30, 0x2e, | |
724 | 0x30, 0x20, 0x52, 0x65, 0x61, 0x64, 0x79, 0x20, | |
725 | 0x74, 0x6f, 0x20, 0x73, 0x74, 0x61, 0x72, 0x74, | |
726 | 0x20, 0x54, 0x4c, 0x53, 0x0d, 0x0a | |
727 | }; | |
728 | uint32_t reply2_len = sizeof(reply2); | |
729 | ||
730 | TcpSession ssn; | |
731 | ||
732 | memset(&f, 0, sizeof(f)); | |
733 | memset(&ssn, 0, sizeof(ssn)); | |
734 | ||
735 | FLOW_INITIALIZE(&f); | |
736 | f.protoctx = (void *)&ssn; | |
737 | ||
738 | StreamTcpInitConfig(TRUE); | |
739 | FlowL7DataPtrInit(&f); | |
740 | ||
741 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOSERVER, | |
742 | request1, request1_len); | |
743 | if (r != 0) { | |
744 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
745 | goto end; | |
746 | } | |
747 | SMTPState *smtp_state = f.aldata[AlpGetStateIdx(ALPROTO_SMTP)]; | |
748 | if (smtp_state == NULL) { | |
749 | printf("no smtp state: "); | |
750 | goto end; | |
751 | } | |
752 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
753 | smtp_state->cmds_cnt != 1 || |
754 | smtp_state->cmds_idx != 0 || | |
755 | smtp_state->cmds[0] != SMTP_COMMAND_OTHER_CMD || | |
756 | smtp_state->parser_state != 0) { | |
757 | printf("smtp parser in inconsistent state\n"); | |
758 | goto end; | |
759 | } | |
760 | ||
761 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOCLIENT, | |
762 | welcome_reply, welcome_reply_len); | |
763 | if (r != 0) { | |
764 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
765 | goto end; | |
766 | } | |
767 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
768 | smtp_state->cmds_cnt != 1 || |
769 | smtp_state->cmds_idx != 0 || | |
770 | smtp_state->cmds[0] != SMTP_COMMAND_OTHER_CMD || | |
771 | smtp_state->parser_state != SMTP_PARSER_STATE_FIRST_REPLY_SEEN) { | |
772 | printf("smtp parser in inconsistent state\n"); | |
773 | goto end; | |
774 | } | |
775 | ||
776 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOCLIENT, | |
777 | reply1, reply1_len); | |
778 | if (r != 0) { | |
779 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
780 | goto end; | |
781 | } | |
782 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
783 | smtp_state->cmds_cnt != 0 || |
784 | smtp_state->cmds_idx != 0 || | |
785 | smtp_state->parser_state != SMTP_PARSER_STATE_FIRST_REPLY_SEEN) { | |
786 | printf("smtp parser in inconsistent state\n"); | |
787 | goto end; | |
788 | } | |
789 | ||
790 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOSERVER, | |
791 | request2, request2_len); | |
792 | if (r != 0) { | |
793 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
794 | goto end; | |
795 | } | |
796 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
797 | smtp_state->cmds_cnt != 1 || |
798 | smtp_state->cmds_idx != 0 || | |
799 | smtp_state->cmds[0] != SMTP_COMMAND_STARTTLS || | |
800 | smtp_state->parser_state != SMTP_PARSER_STATE_FIRST_REPLY_SEEN) { | |
801 | printf("smtp parser in inconsistent state\n"); | |
802 | goto end; | |
803 | } | |
804 | ||
805 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOCLIENT, | |
806 | reply2, reply2_len); | |
807 | if (r != 0) { | |
808 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
809 | goto end; | |
810 | } | |
811 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
812 | smtp_state->cmds_cnt != 0 || |
813 | smtp_state->cmds_idx != 0 || | |
814 | smtp_state->parser_state != (SMTP_PARSER_STATE_FIRST_REPLY_SEEN | | |
815 | SMTP_PARSER_STATE_COMMAND_DATA_MODE)) { | |
816 | printf("smtp parser in inconsistent state\n"); | |
817 | goto end; | |
818 | } | |
819 | ||
820 | if (!(f.flags & FLOW_NOPAYLOAD_INSPECTION) || | |
821 | !(f.flags & FLOW_NO_APPLAYER_INSPECTION) || | |
822 | !(((TcpSession *)f.protoctx)->server.flags & STREAMTCP_STREAM_FLAG_NOREASSEMBLY) || | |
823 | !(((TcpSession *)f.protoctx)->client.flags & STREAMTCP_STREAM_FLAG_NOREASSEMBLY)) { | |
824 | goto end; | |
825 | } | |
826 | ||
827 | result = 1; | |
828 | end: | |
829 | FlowL7DataPtrFree(&f); | |
830 | StreamTcpFreeConfig(TRUE); | |
831 | FLOW_DESTROY(&f); | |
832 | return result; | |
833 | } | |
834 | ||
835 | /** | |
836 | * \test Test multiple DATA commands(full mail transactions). | |
837 | */ | |
838 | int SMTPParserTest02(void) | |
839 | { | |
840 | int result = 0; | |
841 | Flow f; | |
842 | int r = 0; | |
843 | ||
844 | /* 220 mx.google.com ESMTP d15sm986283wfl.6<CR><LF> */ | |
845 | uint8_t welcome_reply[] = { | |
846 | 0x32, 0x32, 0x30, 0x20, 0x6d, 0x78, 0x2e, 0x67, | |
847 | 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x63, 0x6f, | |
848 | 0x6d, 0x20, 0x45, 0x53, 0x4d, 0x54, 0x50, 0x20, | |
849 | 0x64, 0x31, 0x35, 0x73, 0x6d, 0x39, 0x38, 0x36, | |
850 | 0x32, 0x38, 0x33, 0x77, 0x66, 0x6c, 0x2e, 0x36, | |
851 | 0x0d, 0x0a | |
852 | }; | |
853 | uint32_t welcome_reply_len = sizeof(welcome_reply); | |
854 | ||
855 | /* EHLO boo.com<CR><LF> */ | |
856 | uint8_t request1[] = { | |
857 | 0x45, 0x48, 0x4c, 0x4f, 0x20, 0x62, 0x6f, 0x6f, | |
858 | 0x2e, 0x63, 0x6f, 0x6d, 0x0d, 0x0a | |
859 | }; | |
860 | uint32_t request1_len = sizeof(request1); | |
861 | /* 250-mx.google.com at your service, [117.198.115.50]<CR><LF> | |
862 | * 250-SIZE 35882577<CR><LF> | |
863 | * 250-8BITMIME<CR><LF> | |
864 | * 250-STARTTLS<CR><LF> | |
865 | * 250 ENHANCEDSTATUSCODES<CR><LF> | |
866 | */ | |
867 | uint8_t reply1[] = { | |
868 | 0x32, 0x35, 0x30, 0x2d, 0x70, 0x6f, 0x6f, 0x6e, | |
869 | 0x61, 0x5f, 0x73, 0x6c, 0x61, 0x63, 0x6b, 0x5f, | |
870 | 0x76, 0x6d, 0x31, 0x2e, 0x6c, 0x6f, 0x63, 0x61, | |
871 | 0x6c, 0x64, 0x6f, 0x6d, 0x61, 0x69, 0x6e, 0x0d, | |
872 | 0x0a, 0x32, 0x35, 0x30, 0x2d, 0x50, 0x49, 0x50, | |
873 | 0x45, 0x4c, 0x49, 0x4e, 0x49, 0x4e, 0x47, 0x0d, | |
874 | 0x0a, 0x32, 0x35, 0x30, 0x2d, 0x53, 0x49, 0x5a, | |
875 | 0x45, 0x20, 0x31, 0x30, 0x32, 0x34, 0x30, 0x30, | |
876 | 0x30, 0x30, 0x0d, 0x0a, 0x32, 0x35, 0x30, 0x2d, | |
877 | 0x56, 0x52, 0x46, 0x59, 0x0d, 0x0a, 0x32, 0x35, | |
878 | 0x30, 0x2d, 0x45, 0x54, 0x52, 0x4e, 0x0d, 0x0a, | |
879 | 0x32, 0x35, 0x30, 0x2d, 0x45, 0x4e, 0x48, 0x41, | |
880 | 0x4e, 0x43, 0x45, 0x44, 0x53, 0x54, 0x41, 0x54, | |
881 | 0x55, 0x53, 0x43, 0x4f, 0x44, 0x45, 0x53, 0x0d, | |
882 | 0x0a, 0x32, 0x35, 0x30, 0x2d, 0x38, 0x42, 0x49, | |
883 | 0x54, 0x4d, 0x49, 0x4d, 0x45, 0x0d, 0x0a, 0x32, | |
884 | 0x35, 0x30, 0x20, 0x44, 0x53, 0x4e, 0x0d, 0x0a | |
885 | }; | |
886 | uint32_t reply1_len = sizeof(reply1); | |
887 | ||
888 | /* MAIL FROM:asdff@asdf.com<CR><LF> */ | |
889 | uint8_t request2[] = { | |
890 | 0x4d, 0x41, 0x49, 0x4c, 0x20, 0x46, 0x52, 0x4f, | |
891 | 0x4d, 0x3a, 0x61, 0x73, 0x64, 0x66, 0x66, 0x40, | |
892 | 0x61, 0x73, 0x64, 0x66, 0x2e, 0x63, 0x6f, 0x6d, | |
893 | 0x0d, 0x0a | |
894 | }; | |
895 | uint32_t request2_len = sizeof(request2); | |
896 | /* 250 2.1.0 Ok<CR><LF> */ | |
897 | uint8_t reply2[] = { | |
898 | 0x32, 0x35, 0x30, 0x20, 0x32, 0x2e, 0x31, 0x2e, | |
899 | 0x30, 0x20, 0x4f, 0x6b, 0x0d, 0x0a | |
900 | }; | |
901 | uint32_t reply2_len = sizeof(reply2); | |
902 | ||
903 | /* RCPT TO:bimbs@gmail.com<CR><LF> */ | |
904 | uint8_t request3[] = { | |
905 | 0x52, 0x43, 0x50, 0x54, 0x20, 0x54, 0x4f, 0x3a, | |
906 | 0x62, 0x69, 0x6d, 0x62, 0x73, 0x40, 0x67, 0x6d, | |
907 | 0x61, 0x69, 0x6c, 0x2e, 0x63, 0x6f, 0x6d, 0x0d, | |
908 | 0x0a | |
909 | }; | |
910 | uint32_t request3_len = sizeof(request3); | |
911 | /* 250 2.1.5 Ok<CR><LF> */ | |
912 | uint8_t reply3[] = { | |
913 | 0x32, 0x35, 0x30, 0x20, 0x32, 0x2e, 0x31, 0x2e, | |
914 | 0x35, 0x20, 0x4f, 0x6b, 0x0d, 0x0a | |
915 | }; | |
916 | uint32_t reply3_len = sizeof(reply3); | |
917 | ||
918 | /* DATA<CR><LF> */ | |
919 | uint8_t request4[] = { | |
920 | 0x44, 0x41, 0x54, 0x41, 0x0d, 0x0a | |
921 | }; | |
922 | uint32_t request4_len = sizeof(request4); | |
923 | /* 354 End data with <CR><LF>.<CR><LF>|<CR><LF>| */ | |
924 | uint8_t reply4[] = { | |
925 | 0x33, 0x35, 0x34, 0x20, 0x45, 0x6e, 0x64, 0x20, | |
926 | 0x64, 0x61, 0x74, 0x61, 0x20, 0x77, 0x69, 0x74, | |
927 | 0x68, 0x20, 0x3c, 0x43, 0x52, 0x3e, 0x3c, 0x4c, | |
928 | 0x46, 0x3e, 0x2e, 0x3c, 0x43, 0x52, 0x3e, 0x3c, | |
929 | 0x4c, 0x46, 0x3e, 0x0d, 0x0a | |
930 | }; | |
931 | uint32_t reply4_len = sizeof(reply4); | |
932 | ||
933 | /* FROM:asdff@asdf.com<CR><LF> */ | |
934 | uint8_t request5_1[] = { | |
935 | 0x46, 0x52, 0x4f, 0x4d, 0x3a, 0x61, 0x73, 0x64, | |
936 | 0x66, 0x66, 0x40, 0x61, 0x73, 0x64, 0x66, 0x2e, | |
937 | 0x63, 0x6f, 0x6d, 0x0d, 0x0a | |
938 | }; | |
939 | uint32_t request5_1_len = sizeof(request5_1); | |
940 | /* TO:bimbs@gmail.com<CR><LF> */ | |
941 | uint8_t request5_2[] = { | |
942 | 0x54, 0x4f, 0x3a, 0x62, 0x69, 0x6d, 0x62, 0x73, | |
943 | 0x40, 0x67, 0x6d, 0x61, 0x69, 0x6c, 0x2e, 0x63, | |
944 | 0x6f, 0x6d, 0x0d, 0x0a | |
945 | }; | |
946 | uint32_t request5_2_len = sizeof(request5_2); | |
947 | /* <CR><LF> */ | |
948 | uint8_t request5_3[] = { | |
949 | 0x0d, 0x0a | |
950 | }; | |
951 | uint32_t request5_3_len = sizeof(request5_3); | |
952 | /* this is test mail1<CR><LF> */ | |
953 | uint8_t request5_4[] = { | |
954 | 0x74, 0x68, 0x69, 0x73, 0x20, 0x69, 0x73, 0x20, | |
955 | 0x74, 0x65, 0x73, 0x74, 0x20, 0x6d, 0x61, 0x69, | |
956 | 0x6c, 0x31, 0x0d, 0x0a | |
957 | }; | |
958 | uint32_t request5_4_len = sizeof(request5_4); | |
959 | /* .<CR><LF> */ | |
960 | uint8_t request5_5[] = { | |
961 | 0x2e, 0x0d, 0x0a | |
962 | }; | |
963 | uint32_t request5_5_len = sizeof(request5_5); | |
964 | /* 250 2.0.0 Ok: queued as 6A1AF20BF2<CR><LF> */ | |
965 | uint8_t reply5[] = { | |
966 | 0x32, 0x35, 0x30, 0x20, 0x32, 0x2e, 0x30, 0x2e, | |
967 | 0x30, 0x20, 0x4f, 0x6b, 0x3a, 0x20, 0x71, 0x75, | |
968 | 0x65, 0x75, 0x65, 0x64, 0x20, 0x61, 0x73, 0x20, | |
969 | 0x36, 0x41, 0x31, 0x41, 0x46, 0x32, 0x30, 0x42, | |
970 | 0x46, 0x32, 0x0d, 0x0a | |
971 | }; | |
972 | uint32_t reply5_len = sizeof(reply5); | |
973 | ||
974 | /* MAIL FROM:asdfg@asdf.com<CR><LF> */ | |
975 | uint8_t request6[] = { | |
976 | 0x4d, 0x41, 0x49, 0x4c, 0x20, 0x46, 0x52, 0x4f, | |
977 | 0x4d, 0x3a, 0x61, 0x73, 0x64, 0x66, 0x67, 0x40, | |
978 | 0x61, 0x73, 0x64, 0x66, 0x2e, 0x63, 0x6f, 0x6d, | |
979 | 0x0d, 0x0a | |
980 | }; | |
981 | uint32_t request6_len = sizeof(request6); | |
982 | /* 250 2.1.0 Ok<CR><LF> */ | |
983 | uint8_t reply6[] = { | |
984 | 0x32, 0x35, 0x30, 0x20, 0x32, 0x2e, 0x31, 0x2e, | |
985 | 0x30, 0x20, 0x4f, 0x6b, 0x0d, 0x0a | |
986 | }; | |
987 | uint32_t reply6_len = sizeof(reply6); | |
988 | ||
989 | /* RCPT TO:bimbs@gmail.com<CR><LF> */ | |
990 | uint8_t request7[] = { | |
991 | 0x52, 0x43, 0x50, 0x54, 0x20, 0x54, 0x4f, 0x3a, | |
992 | 0x62, 0x69, 0x6d, 0x62, 0x73, 0x40, 0x67, 0x6d, | |
993 | 0x61, 0x69, 0x6c, 0x2e, 0x63, 0x6f, 0x6d, 0x0d, | |
994 | 0x0a | |
995 | }; | |
996 | uint32_t request7_len = sizeof(request7); | |
997 | /* 250 2.1.5 Ok<CR><LF> */ | |
998 | uint8_t reply7[] = { | |
999 | 0x32, 0x35, 0x30, 0x20, 0x32, 0x2e, 0x31, 0x2e, | |
1000 | 0x35, 0x20, 0x4f, 0x6b, 0x0d, 0x0a | |
1001 | }; | |
1002 | uint32_t reply7_len = sizeof(reply7); | |
1003 | ||
1004 | /* DATA<CR><LF> */ | |
1005 | uint8_t request8[] = { | |
1006 | 0x44, 0x41, 0x54, 0x41, 0x0d, 0x0a | |
1007 | }; | |
1008 | uint32_t request8_len = sizeof(request8); | |
1009 | /* 354 End data with <CR><LF>.<CR><LF>|<CR><LF>| */ | |
1010 | uint8_t reply8[] = { | |
1011 | 0x33, 0x35, 0x34, 0x20, 0x45, 0x6e, 0x64, 0x20, | |
1012 | 0x64, 0x61, 0x74, 0x61, 0x20, 0x77, 0x69, 0x74, | |
1013 | 0x68, 0x20, 0x3c, 0x43, 0x52, 0x3e, 0x3c, 0x4c, | |
1014 | 0x46, 0x3e, 0x2e, 0x3c, 0x43, 0x52, 0x3e, 0x3c, | |
1015 | 0x4c, 0x46, 0x3e, 0x0d, 0x0a | |
1016 | }; | |
1017 | uint32_t reply8_len = sizeof(reply8); | |
1018 | ||
1019 | /* FROM:asdfg@gmail.com<CR><LF> */ | |
1020 | uint8_t request9_1[] = { | |
1021 | 0x46, 0x52, 0x4f, 0x4d, 0x3a, 0x61, 0x73, 0x64, | |
1022 | 0x66, 0x67, 0x40, 0x67, 0x6d, 0x61, 0x69, 0x6c, | |
1023 | 0x2e, 0x63, 0x6f, 0x6d, 0x0d, 0x0a | |
1024 | }; | |
1025 | uint32_t request9_1_len = sizeof(request9_1); | |
1026 | /* TO:bimbs@gmail.com<CR><LF> */ | |
1027 | uint8_t request9_2[] = { | |
1028 | 0x54, 0x4f, 0x3a, 0x62, 0x69, 0x6d, 0x62, 0x73, | |
1029 | 0x40, 0x67, 0x6d, 0x61, 0x69, 0x6c, 0x2e, 0x63, | |
1030 | 0x6f, 0x6d, 0x0d, 0x0a | |
1031 | }; | |
1032 | uint32_t request9_2_len = sizeof(request9_2); | |
1033 | /* <CR><LF> */ | |
1034 | uint8_t request9_3[] = { | |
1035 | 0x0d, 0x0a | |
1036 | }; | |
1037 | uint32_t request9_3_len = sizeof(request9_3); | |
1038 | /* this is test mail2<CR><LF> */ | |
1039 | uint8_t request9_4[] = { | |
1040 | 0x74, 0x68, 0x69, 0x73, 0x20, 0x69, 0x73, 0x20, | |
1041 | 0x74, 0x65, 0x73, 0x74, 0x20, 0x6d, 0x61, 0x69, | |
1042 | 0x6c, 0x32, 0x0d, 0x0a | |
1043 | }; | |
1044 | uint32_t request9_4_len = sizeof(request9_4); | |
1045 | /* .<CR><LF> */ | |
1046 | uint8_t request9_5[] = { | |
1047 | 0x2e, 0x0d, 0x0a | |
1048 | }; | |
1049 | uint32_t request9_5_len = sizeof(request9_5); | |
1050 | /* 250 2.0.0 Ok: queued as 28CFF20BF2<CR><LF> */ | |
1051 | uint8_t reply9[] = { | |
1052 | 0x32, 0x35, 0x30, 0x20, 0x32, 0x2e, 0x30, 0x2e, | |
1053 | 0x30, 0x20, 0x4f, 0x6b, 0x3a, 0x20, 0x71, 0x75, | |
1054 | 0x65, 0x75, 0x65, 0x64, 0x20, 0x61, 0x73, 0x20, | |
1055 | 0x32, 0x38, 0x43, 0x46, 0x46, 0x32, 0x30, 0x42, | |
1056 | 0x46, 0x32, 0x0d, 0x0a | |
1057 | }; | |
1058 | uint32_t reply9_len = sizeof(reply9); | |
1059 | ||
1060 | /* QUIT<CR><LF> */ | |
1061 | uint8_t request10[] = { | |
1062 | 0x51, 0x55, 0x49, 0x54, 0x0d, 0x0a | |
1063 | }; | |
1064 | uint32_t request10_len = sizeof(request10); | |
1065 | /* 221 2.0.0 Bye<CR><LF> */ | |
1066 | uint8_t reply10[] = { | |
1067 | 0x32, 0x32, 0x31, 0x20, 0x32, 0x2e, 0x30, 0x2e, | |
1068 | 0x30, 0x20, 0x42, 0x79, 0x65, 0x0d, 0x0a | |
1069 | }; | |
1070 | uint32_t reply10_len = sizeof(reply10); | |
1071 | ||
1072 | TcpSession ssn; | |
1073 | ||
1074 | memset(&f, 0, sizeof(f)); | |
1075 | memset(&ssn, 0, sizeof(ssn)); | |
1076 | ||
1077 | FLOW_INITIALIZE(&f); | |
1078 | f.protoctx = (void *)&ssn; | |
1079 | ||
1080 | StreamTcpInitConfig(TRUE); | |
1081 | FlowL7DataPtrInit(&f); | |
1082 | ||
1083 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOSERVER, | |
1084 | request1, request1_len); | |
1085 | if (r != 0) { | |
1086 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1087 | goto end; | |
1088 | } | |
1089 | SMTPState *smtp_state = f.aldata[AlpGetStateIdx(ALPROTO_SMTP)]; | |
1090 | if (smtp_state == NULL) { | |
1091 | printf("no smtp state: "); | |
1092 | goto end; | |
1093 | } | |
1094 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1095 | smtp_state->cmds_cnt != 1 || |
1096 | smtp_state->cmds_idx != 0 || | |
1097 | smtp_state->cmds[0] != SMTP_COMMAND_OTHER_CMD || | |
1098 | smtp_state->parser_state != 0) { | |
1099 | printf("smtp parser in inconsistent state\n"); | |
1100 | goto end; | |
1101 | } | |
1102 | ||
1103 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOCLIENT, | |
1104 | welcome_reply, welcome_reply_len); | |
1105 | if (r != 0) { | |
1106 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1107 | goto end; | |
1108 | } | |
1109 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1110 | smtp_state->cmds_cnt != 1 || |
1111 | smtp_state->cmds_idx != 0 || | |
1112 | smtp_state->cmds[0] != SMTP_COMMAND_OTHER_CMD || | |
1113 | smtp_state->parser_state != SMTP_PARSER_STATE_FIRST_REPLY_SEEN) { | |
1114 | printf("smtp parser in inconsistent state\n"); | |
1115 | goto end; | |
1116 | } | |
1117 | ||
1118 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOCLIENT, | |
1119 | reply1, reply1_len); | |
1120 | if (r != 0) { | |
1121 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1122 | goto end; | |
1123 | } | |
1124 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1125 | smtp_state->cmds_cnt != 0 || |
1126 | smtp_state->cmds_idx != 0 || | |
1127 | smtp_state->parser_state != SMTP_PARSER_STATE_FIRST_REPLY_SEEN) { | |
1128 | printf("smtp parser in inconsistent state\n"); | |
1129 | goto end; | |
1130 | } | |
1131 | ||
1132 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOSERVER, | |
1133 | request2, request2_len); | |
1134 | if (r != 0) { | |
1135 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1136 | goto end; | |
1137 | } | |
1138 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1139 | smtp_state->cmds_cnt != 1 || |
1140 | smtp_state->cmds_idx != 0 || | |
1141 | smtp_state->cmds[0] != SMTP_COMMAND_OTHER_CMD || | |
1142 | smtp_state->parser_state != SMTP_PARSER_STATE_FIRST_REPLY_SEEN) { | |
1143 | printf("smtp parser in inconsistent state\n"); | |
1144 | goto end; | |
1145 | } | |
1146 | ||
1147 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOCLIENT, | |
1148 | reply2, reply2_len); | |
1149 | if (r != 0) { | |
1150 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1151 | goto end; | |
1152 | } | |
1153 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1154 | smtp_state->cmds_cnt != 0 || |
1155 | smtp_state->cmds_idx != 0 || | |
1156 | smtp_state->parser_state != (SMTP_PARSER_STATE_FIRST_REPLY_SEEN)) { | |
1157 | printf("smtp parser in inconsistent state\n"); | |
1158 | goto end; | |
1159 | } | |
1160 | ||
1161 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOSERVER, | |
1162 | request3, request3_len); | |
1163 | if (r != 0) { | |
1164 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1165 | goto end; | |
1166 | } | |
1167 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1168 | smtp_state->cmds_cnt != 1 || |
1169 | smtp_state->cmds_idx != 0 || | |
1170 | smtp_state->cmds[0] != SMTP_COMMAND_OTHER_CMD || | |
1171 | smtp_state->parser_state != SMTP_PARSER_STATE_FIRST_REPLY_SEEN) { | |
1172 | printf("smtp parser in inconsistent state\n"); | |
1173 | goto end; | |
1174 | } | |
1175 | ||
1176 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOCLIENT, | |
1177 | reply3, reply3_len); | |
1178 | if (r != 0) { | |
1179 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1180 | goto end; | |
1181 | } | |
1182 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1183 | smtp_state->cmds_cnt != 0 || |
1184 | smtp_state->cmds_idx != 0 || | |
1185 | smtp_state->parser_state != (SMTP_PARSER_STATE_FIRST_REPLY_SEEN)) { | |
1186 | printf("smtp parser in inconsistent state\n"); | |
1187 | goto end; | |
1188 | } | |
1189 | ||
1190 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOSERVER, | |
1191 | request4, request4_len); | |
1192 | if (r != 0) { | |
1193 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1194 | goto end; | |
1195 | } | |
1196 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1197 | smtp_state->cmds_cnt != 1 || |
1198 | smtp_state->cmds_idx != 0 || | |
1199 | smtp_state->cmds[0] != SMTP_COMMAND_DATA || | |
1200 | smtp_state->parser_state != SMTP_PARSER_STATE_FIRST_REPLY_SEEN) { | |
1201 | printf("smtp parser in inconsistent state\n"); | |
1202 | goto end; | |
1203 | } | |
1204 | ||
1205 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOCLIENT, | |
1206 | reply4, reply4_len); | |
1207 | if (r != 0) { | |
1208 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1209 | goto end; | |
1210 | } | |
1211 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1212 | smtp_state->cmds_cnt != 0 || |
1213 | smtp_state->cmds_idx != 0 || | |
1214 | smtp_state->parser_state != (SMTP_PARSER_STATE_FIRST_REPLY_SEEN | | |
1215 | SMTP_PARSER_STATE_COMMAND_DATA_MODE)) { | |
1216 | printf("smtp parser in inconsistent state\n"); | |
1217 | goto end; | |
1218 | } | |
1219 | ||
1220 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOSERVER, | |
1221 | request5_1, request5_1_len); | |
1222 | if (r != 0) { | |
1223 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1224 | goto end; | |
1225 | } | |
1226 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1227 | smtp_state->cmds_cnt != 0 || |
1228 | smtp_state->cmds_idx != 0 || | |
1229 | smtp_state->parser_state != (SMTP_PARSER_STATE_FIRST_REPLY_SEEN | | |
1230 | SMTP_PARSER_STATE_COMMAND_DATA_MODE)) { | |
1231 | ||
1232 | printf("smtp parser in inconsistent state\n"); | |
1233 | goto end; | |
1234 | } | |
1235 | ||
1236 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOSERVER, | |
1237 | request5_2, request5_2_len); | |
1238 | if (r != 0) { | |
1239 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1240 | goto end; | |
1241 | } | |
1242 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1243 | smtp_state->cmds_cnt != 0 || |
1244 | smtp_state->cmds_idx != 0 || | |
1245 | smtp_state->parser_state != (SMTP_PARSER_STATE_FIRST_REPLY_SEEN | | |
1246 | SMTP_PARSER_STATE_COMMAND_DATA_MODE)) { | |
1247 | ||
1248 | printf("smtp parser in inconsistent state\n"); | |
1249 | goto end; | |
1250 | } | |
1251 | ||
1252 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOSERVER, | |
1253 | request5_3, request5_3_len); | |
1254 | if (r != 0) { | |
1255 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1256 | goto end; | |
1257 | } | |
1258 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1259 | smtp_state->cmds_cnt != 0 || |
1260 | smtp_state->cmds_idx != 0 || | |
1261 | smtp_state->parser_state != (SMTP_PARSER_STATE_FIRST_REPLY_SEEN | | |
1262 | SMTP_PARSER_STATE_COMMAND_DATA_MODE)) { | |
1263 | ||
1264 | printf("smtp parser in inconsistent state\n"); | |
1265 | goto end; | |
1266 | } | |
1267 | ||
1268 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOSERVER, | |
1269 | request5_4, request5_4_len); | |
1270 | if (r != 0) { | |
1271 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1272 | goto end; | |
1273 | } | |
1274 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1275 | smtp_state->cmds_cnt != 0 || |
1276 | smtp_state->cmds_idx != 0 || | |
1277 | smtp_state->parser_state != (SMTP_PARSER_STATE_FIRST_REPLY_SEEN | | |
1278 | SMTP_PARSER_STATE_COMMAND_DATA_MODE)) { | |
1279 | ||
1280 | printf("smtp parser in inconsistent state\n"); | |
1281 | goto end; | |
1282 | } | |
1283 | ||
1284 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOSERVER, | |
1285 | request5_5, request5_5_len); | |
1286 | if (r != 0) { | |
1287 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1288 | goto end; | |
1289 | } | |
1290 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1291 | smtp_state->cmds_cnt != 1 || |
1292 | smtp_state->cmds_idx != 0 || | |
1293 | smtp_state->cmds[0] != SMTP_COMMAND_DATA_MODE || | |
1294 | smtp_state->parser_state != (SMTP_PARSER_STATE_FIRST_REPLY_SEEN)) { | |
1295 | printf("smtp parser in inconsistent state\n"); | |
1296 | goto end; | |
1297 | } | |
1298 | ||
1299 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOCLIENT, | |
1300 | reply5, reply5_len); | |
1301 | if (r != 0) { | |
1302 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1303 | goto end; | |
1304 | } | |
1305 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1306 | smtp_state->cmds_cnt != 0 || |
1307 | smtp_state->cmds_idx != 0 || | |
1308 | smtp_state->parser_state != (SMTP_PARSER_STATE_FIRST_REPLY_SEEN)) { | |
1309 | printf("smtp parser in inconsistent state\n"); | |
1310 | goto end; | |
1311 | } | |
1312 | ||
1313 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOSERVER, | |
1314 | request6, request6_len); | |
1315 | if (r != 0) { | |
1316 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1317 | goto end; | |
1318 | } | |
1319 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1320 | smtp_state->cmds_cnt != 1 || |
1321 | smtp_state->cmds_idx != 0 || | |
1322 | smtp_state->cmds[0] != SMTP_COMMAND_OTHER_CMD || | |
1323 | smtp_state->parser_state != SMTP_PARSER_STATE_FIRST_REPLY_SEEN) { | |
1324 | printf("smtp parser in inconsistent state\n"); | |
1325 | goto end; | |
1326 | } | |
1327 | ||
1328 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOCLIENT, | |
1329 | reply6, reply6_len); | |
1330 | if (r != 0) { | |
1331 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1332 | goto end; | |
1333 | } | |
1334 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1335 | smtp_state->cmds_cnt != 0 || |
1336 | smtp_state->cmds_idx != 0 || | |
1337 | smtp_state->parser_state != (SMTP_PARSER_STATE_FIRST_REPLY_SEEN)) { | |
1338 | printf("smtp parser in inconsistent state\n"); | |
1339 | goto end; | |
1340 | } | |
1341 | ||
1342 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOSERVER, | |
1343 | request7, request7_len); | |
1344 | if (r != 0) { | |
1345 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1346 | goto end; | |
1347 | } | |
1348 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1349 | smtp_state->cmds_cnt != 1 || |
1350 | smtp_state->cmds_idx != 0 || | |
1351 | smtp_state->cmds[0] != SMTP_COMMAND_OTHER_CMD || | |
1352 | smtp_state->parser_state != SMTP_PARSER_STATE_FIRST_REPLY_SEEN) { | |
1353 | printf("smtp parser in inconsistent state\n"); | |
1354 | goto end; | |
1355 | } | |
1356 | ||
1357 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOCLIENT, | |
1358 | reply7, reply7_len); | |
1359 | if (r != 0) { | |
1360 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1361 | goto end; | |
1362 | } | |
1363 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1364 | smtp_state->cmds_cnt != 0 || |
1365 | smtp_state->cmds_idx != 0 || | |
1366 | smtp_state->parser_state != (SMTP_PARSER_STATE_FIRST_REPLY_SEEN)) { | |
1367 | printf("smtp parser in inconsistent state\n"); | |
1368 | goto end; | |
1369 | } | |
1370 | ||
1371 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOSERVER, | |
1372 | request8, request8_len); | |
1373 | if (r != 0) { | |
1374 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1375 | goto end; | |
1376 | } | |
1377 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1378 | smtp_state->cmds_cnt != 1 || |
1379 | smtp_state->cmds_idx != 0 || | |
1380 | smtp_state->cmds[0] != SMTP_COMMAND_DATA || | |
1381 | smtp_state->parser_state != SMTP_PARSER_STATE_FIRST_REPLY_SEEN) { | |
1382 | printf("smtp parser in inconsistent state\n"); | |
1383 | goto end; | |
1384 | } | |
1385 | ||
1386 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOCLIENT, | |
1387 | reply8, reply8_len); | |
1388 | if (r != 0) { | |
1389 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1390 | goto end; | |
1391 | } | |
1392 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1393 | smtp_state->cmds_cnt != 0 || |
1394 | smtp_state->cmds_idx != 0 || | |
1395 | smtp_state->parser_state != (SMTP_PARSER_STATE_FIRST_REPLY_SEEN | | |
1396 | SMTP_PARSER_STATE_COMMAND_DATA_MODE)) { | |
1397 | printf("smtp parser in inconsistent state\n"); | |
1398 | goto end; | |
1399 | } | |
1400 | ||
1401 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOSERVER, | |
1402 | request9_1, request9_1_len); | |
1403 | if (r != 0) { | |
1404 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1405 | goto end; | |
1406 | } | |
1407 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1408 | smtp_state->cmds_cnt != 0 || |
1409 | smtp_state->cmds_idx != 0 || | |
1410 | smtp_state->parser_state != (SMTP_PARSER_STATE_FIRST_REPLY_SEEN | | |
1411 | SMTP_PARSER_STATE_COMMAND_DATA_MODE)) { | |
1412 | ||
1413 | printf("smtp parser in inconsistent state\n"); | |
1414 | goto end; | |
1415 | } | |
1416 | ||
1417 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOSERVER, | |
1418 | request9_2, request9_2_len); | |
1419 | if (r != 0) { | |
1420 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1421 | goto end; | |
1422 | } | |
1423 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1424 | smtp_state->cmds_cnt != 0 || |
1425 | smtp_state->cmds_idx != 0 || | |
1426 | smtp_state->parser_state != (SMTP_PARSER_STATE_FIRST_REPLY_SEEN | | |
1427 | SMTP_PARSER_STATE_COMMAND_DATA_MODE)) { | |
1428 | ||
1429 | printf("smtp parser in inconsistent state\n"); | |
1430 | goto end; | |
1431 | } | |
1432 | ||
1433 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOSERVER, | |
1434 | request9_3, request9_3_len); | |
1435 | if (r != 0) { | |
1436 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1437 | goto end; | |
1438 | } | |
1439 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1440 | smtp_state->cmds_cnt != 0 || |
1441 | smtp_state->cmds_idx != 0 || | |
1442 | smtp_state->parser_state != (SMTP_PARSER_STATE_FIRST_REPLY_SEEN | | |
1443 | SMTP_PARSER_STATE_COMMAND_DATA_MODE)) { | |
1444 | ||
1445 | printf("smtp parser in inconsistent state\n"); | |
1446 | goto end; | |
1447 | } | |
1448 | ||
1449 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOSERVER, | |
1450 | request9_4, request9_4_len); | |
1451 | if (r != 0) { | |
1452 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1453 | goto end; | |
1454 | } | |
1455 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1456 | smtp_state->cmds_cnt != 0 || |
1457 | smtp_state->cmds_idx != 0 || | |
1458 | smtp_state->parser_state != (SMTP_PARSER_STATE_FIRST_REPLY_SEEN | | |
1459 | SMTP_PARSER_STATE_COMMAND_DATA_MODE)) { | |
1460 | ||
1461 | printf("smtp parser in inconsistent state\n"); | |
1462 | goto end; | |
1463 | } | |
1464 | ||
1465 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOSERVER, | |
1466 | request9_5, request9_5_len); | |
1467 | if (r != 0) { | |
1468 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1469 | goto end; | |
1470 | } | |
1471 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1472 | smtp_state->cmds_cnt != 1 || |
1473 | smtp_state->cmds_idx != 0 || | |
1474 | smtp_state->cmds[0] != SMTP_COMMAND_DATA_MODE || | |
1475 | smtp_state->parser_state != (SMTP_PARSER_STATE_FIRST_REPLY_SEEN)) { | |
1476 | printf("smtp parser in inconsistent state\n"); | |
1477 | goto end; | |
1478 | } | |
1479 | ||
1480 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOCLIENT, | |
1481 | reply9, reply9_len); | |
1482 | if (r != 0) { | |
1483 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1484 | goto end; | |
1485 | } | |
1486 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1487 | smtp_state->cmds_cnt != 0 || |
1488 | smtp_state->cmds_idx != 0 || | |
1489 | smtp_state->parser_state != (SMTP_PARSER_STATE_FIRST_REPLY_SEEN)) { | |
1490 | printf("smtp parser in inconsistent state\n"); | |
1491 | goto end; | |
1492 | } | |
1493 | ||
1494 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOSERVER, | |
1495 | request10, request10_len); | |
1496 | if (r != 0) { | |
1497 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1498 | goto end; | |
1499 | } | |
1500 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1501 | smtp_state->cmds_cnt != 1 || |
1502 | smtp_state->cmds_idx != 0 || | |
1503 | smtp_state->cmds[0] != SMTP_COMMAND_OTHER_CMD || | |
1504 | smtp_state->parser_state != SMTP_PARSER_STATE_FIRST_REPLY_SEEN) { | |
1505 | printf("smtp parser in inconsistent state\n"); | |
1506 | goto end; | |
1507 | } | |
1508 | ||
1509 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOCLIENT, | |
1510 | reply10, reply10_len); | |
1511 | if (r != 0) { | |
1512 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1513 | goto end; | |
1514 | } | |
1515 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1516 | smtp_state->cmds_cnt != 0 || |
1517 | smtp_state->cmds_idx != 0 || | |
1518 | smtp_state->parser_state != (SMTP_PARSER_STATE_FIRST_REPLY_SEEN)) { | |
1519 | printf("smtp parser in inconsistent state\n"); | |
1520 | goto end; | |
1521 | } | |
1522 | ||
1523 | result = 1; | |
1524 | end: | |
1525 | FlowL7DataPtrFree(&f); | |
1526 | StreamTcpFreeConfig(TRUE); | |
1527 | FLOW_DESTROY(&f); | |
1528 | return result; | |
1529 | } | |
1530 | ||
1531 | /** | |
1532 | * \test Testing parsing pipelined commands. | |
1533 | */ | |
1534 | int SMTPParserTest03(void) | |
1535 | { | |
1536 | int result = 0; | |
1537 | Flow f; | |
1538 | int r = 0; | |
1539 | ||
1540 | /* 220 poona_slack_vm1.localdomain ESMTP Postfix<CR><LF> */ | |
1541 | uint8_t welcome_reply[] = { | |
1542 | 0x32, 0x32, 0x30, 0x20, 0x70, 0x6f, 0x6f, 0x6e, | |
1543 | 0x61, 0x5f, 0x73, 0x6c, 0x61, 0x63, 0x6b, 0x5f, | |
1544 | 0x76, 0x6d, 0x31, 0x2e, 0x6c, 0x6f, 0x63, 0x61, | |
1545 | 0x6c, 0x64, 0x6f, 0x6d, 0x61, 0x69, 0x6e, 0x20, | |
1546 | 0x45, 0x53, 0x4d, 0x54, 0x50, 0x20, 0x50, 0x6f, | |
1547 | 0x73, 0x74, 0x66, 0x69, 0x78, 0x0d, 0x0a | |
1548 | }; | |
1549 | uint32_t welcome_reply_len = sizeof(welcome_reply); | |
1550 | ||
1551 | /* EHLO boo.com<CR><LF> */ | |
1552 | uint8_t request1[] = { | |
1553 | 0x45, 0x48, 0x4c, 0x4f, 0x20, 0x62, 0x6f, 0x6f, | |
1554 | 0x2e, 0x63, 0x6f, 0x6d, 0x0a | |
1555 | }; | |
1556 | uint32_t request1_len = sizeof(request1); | |
1557 | /* 250-poona_slack_vm1.localdomain<CR><LF> | |
1558 | * 250-PIPELINING<CR><LF> | |
1559 | * 250-SIZE 10240000<CR><LF> | |
1560 | * 250-VRFY<CR><LF> | |
1561 | * 250-ETRN<CR><LF> | |
1562 | * 250-ENHANCEDSTATUSCODES<CR><LF> | |
1563 | * 250-8BITMIME<CR><LF> | |
1564 | * 250 DSN<CR><LF> | |
1565 | */ | |
1566 | uint8_t reply1[] = { | |
1567 | 0x32, 0x35, 0x30, 0x2d, 0x70, 0x6f, 0x6f, 0x6e, | |
1568 | 0x61, 0x5f, 0x73, 0x6c, 0x61, 0x63, 0x6b, 0x5f, | |
1569 | 0x76, 0x6d, 0x31, 0x2e, 0x6c, 0x6f, 0x63, 0x61, | |
1570 | 0x6c, 0x64, 0x6f, 0x6d, 0x61, 0x69, 0x6e, 0x0d, | |
1571 | 0x0a, 0x32, 0x35, 0x30, 0x2d, 0x50, 0x49, 0x50, | |
1572 | 0x45, 0x4c, 0x49, 0x4e, 0x49, 0x4e, 0x47, 0x0d, | |
1573 | 0x0a, 0x32, 0x35, 0x30, 0x2d, 0x53, 0x49, 0x5a, | |
1574 | 0x45, 0x20, 0x31, 0x30, 0x32, 0x34, 0x30, 0x30, | |
1575 | 0x30, 0x30, 0x0d, 0x0a, 0x32, 0x35, 0x30, 0x2d, | |
1576 | 0x56, 0x52, 0x46, 0x59, 0x0d, 0x0a, 0x32, 0x35, | |
1577 | 0x30, 0x2d, 0x45, 0x54, 0x52, 0x4e, 0x0d, 0x0a, | |
1578 | 0x32, 0x35, 0x30, 0x2d, 0x45, 0x4e, 0x48, 0x41, | |
1579 | 0x4e, 0x43, 0x45, 0x44, 0x53, 0x54, 0x41, 0x54, | |
1580 | 0x55, 0x53, 0x43, 0x4f, 0x44, 0x45, 0x53, 0x0d, | |
1581 | 0x0a, 0x32, 0x35, 0x30, 0x2d, 0x38, 0x42, 0x49, | |
1582 | 0x54, 0x4d, 0x49, 0x4d, 0x45, 0x0d, 0x0a, 0x32, | |
1583 | 0x35, 0x30, 0x20, 0x44, 0x53, 0x4e, 0x0d, 0x0a | |
1584 | }; | |
1585 | uint32_t reply1_len = sizeof(reply1); | |
1586 | ||
1587 | /* MAIL FROM:pbsf@asdfs.com<CR><LF> | |
1588 | * RCPT TO:pbsf@asdfs.com<CR><LF> | |
1589 | * DATA<CR><LF> | |
1590 | */ | |
1591 | uint8_t request2[] = { | |
1592 | 0x4d, 0x41, 0x49, 0x4c, 0x20, 0x46, 0x52, 0x4f, | |
1593 | 0x4d, 0x3a, 0x70, 0x62, 0x73, 0x66, 0x40, 0x61, | |
1594 | 0x73, 0x64, 0x66, 0x73, 0x2e, 0x63, 0x6f, 0x6d, | |
1595 | 0x0d, 0x0a, 0x52, 0x43, 0x50, 0x54, 0x20, 0x54, | |
1596 | 0x4f, 0x3a, 0x70, 0x62, 0x73, 0x66, 0x40, 0x61, | |
1597 | 0x73, 0x64, 0x66, 0x73, 0x2e, 0x63, 0x6f, 0x6d, | |
1598 | 0x0d, 0x0a, 0x44, 0x41, 0x54, 0x41, 0x0d, 0x0a | |
1599 | }; | |
1600 | uint32_t request2_len = sizeof(request2); | |
1601 | /* 250 2.1.0 Ok<CR><LF> | |
1602 | * 250 2.1.5 Ok<CR><LF> | |
1603 | * 354 End data with <CR><LF>.<CR><LF>|<CR><LF>| | |
1604 | */ | |
1605 | uint8_t reply2[] = { | |
1606 | 0x32, 0x35, 0x30, 0x20, 0x32, 0x2e, 0x31, 0x2e, | |
1607 | 0x30, 0x20, 0x4f, 0x6b, 0x0d, 0x0a, 0x32, 0x35, | |
1608 | 0x30, 0x20, 0x32, 0x2e, 0x31, 0x2e, 0x35, 0x20, | |
1609 | 0x4f, 0x6b, 0x0d, 0x0a, 0x33, 0x35, 0x34, 0x20, | |
1610 | 0x45, 0x6e, 0x64, 0x20, 0x64, 0x61, 0x74, 0x61, | |
1611 | 0x20, 0x77, 0x69, 0x74, 0x68, 0x20, 0x3c, 0x43, | |
1612 | 0x52, 0x3e, 0x3c, 0x4c, 0x46, 0x3e, 0x2e, 0x3c, | |
1613 | 0x43, 0x52, 0x3e, 0x3c, 0x4c, 0x46, 0x3e, 0x0d, | |
1614 | 0x0a | |
1615 | }; | |
1616 | uint32_t reply2_len = sizeof(reply2); | |
1617 | ||
1618 | TcpSession ssn; | |
1619 | ||
1620 | memset(&f, 0, sizeof(f)); | |
1621 | memset(&ssn, 0, sizeof(ssn)); | |
1622 | ||
1623 | FLOW_INITIALIZE(&f); | |
1624 | f.protoctx = (void *)&ssn; | |
1625 | ||
1626 | StreamTcpInitConfig(TRUE); | |
1627 | FlowL7DataPtrInit(&f); | |
1628 | ||
1629 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOSERVER, | |
1630 | request1, request1_len); | |
1631 | if (r != 0) { | |
1632 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1633 | goto end; | |
1634 | } | |
1635 | SMTPState *smtp_state = f.aldata[AlpGetStateIdx(ALPROTO_SMTP)]; | |
1636 | if (smtp_state == NULL) { | |
1637 | printf("no smtp state: "); | |
1638 | goto end; | |
1639 | } | |
1640 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1641 | smtp_state->cmds_cnt != 1 || |
1642 | smtp_state->cmds_idx != 0 || | |
1643 | smtp_state->cmds[0] != SMTP_COMMAND_OTHER_CMD || | |
1644 | smtp_state->parser_state != 0) { | |
1645 | printf("smtp parser in inconsistent state\n"); | |
1646 | goto end; | |
1647 | } | |
1648 | ||
1649 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOCLIENT, | |
1650 | welcome_reply, welcome_reply_len); | |
1651 | if (r != 0) { | |
1652 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1653 | goto end; | |
1654 | } | |
1655 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1656 | smtp_state->cmds_cnt != 1 || |
1657 | smtp_state->cmds_idx != 0 || | |
1658 | smtp_state->cmds[0] != SMTP_COMMAND_OTHER_CMD || | |
1659 | smtp_state->parser_state != SMTP_PARSER_STATE_FIRST_REPLY_SEEN) { | |
1660 | printf("smtp parser in inconsistent state\n"); | |
1661 | goto end; | |
1662 | } | |
1663 | ||
1664 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOCLIENT, | |
1665 | reply1, reply1_len); | |
1666 | if (r != 0) { | |
1667 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1668 | goto end; | |
1669 | } | |
1670 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1671 | smtp_state->cmds_cnt != 0 || |
1672 | smtp_state->cmds_idx != 0 || | |
1673 | smtp_state->parser_state != SMTP_PARSER_STATE_FIRST_REPLY_SEEN) { | |
1674 | printf("smtp parser in inconsistent state\n"); | |
1675 | goto end; | |
1676 | } | |
1677 | ||
1678 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOSERVER, | |
1679 | request2, request2_len); | |
1680 | if (r != 0) { | |
1681 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1682 | goto end; | |
1683 | } | |
1684 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1685 | smtp_state->cmds_cnt != 3 || |
1686 | smtp_state->cmds_idx != 0 || | |
1687 | smtp_state->cmds[0] != SMTP_COMMAND_OTHER_CMD || | |
1688 | smtp_state->cmds[1] != SMTP_COMMAND_OTHER_CMD || | |
1689 | smtp_state->cmds[2] != SMTP_COMMAND_DATA || | |
1690 | smtp_state->parser_state != (SMTP_PARSER_STATE_FIRST_REPLY_SEEN)) { | |
1691 | printf("smtp parser in inconsistent state\n"); | |
1692 | goto end; | |
1693 | } | |
1694 | ||
1695 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOCLIENT, | |
1696 | reply2, reply2_len); | |
1697 | if (r != 0) { | |
1698 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1699 | goto end; | |
1700 | } | |
1701 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1702 | smtp_state->cmds_cnt != 0 || |
1703 | smtp_state->cmds_idx != 0 || | |
1704 | smtp_state->parser_state != (SMTP_PARSER_STATE_FIRST_REPLY_SEEN | | |
1705 | SMTP_PARSER_STATE_COMMAND_DATA_MODE)) { | |
1706 | printf("smtp parser in inconsistent state\n"); | |
1707 | goto end; | |
1708 | } | |
1709 | ||
1710 | result = 1; | |
1711 | end: | |
1712 | FlowL7DataPtrFree(&f); | |
1713 | StreamTcpFreeConfig(TRUE); | |
1714 | FLOW_DESTROY(&f); | |
1715 | return result; | |
1716 | } | |
1717 | ||
1718 | /* | |
1719 | * \test Test smtp with just <LF> delimter instead of <CR><LF>. | |
1720 | */ | |
1721 | int SMTPParserTest04(void) | |
1722 | { | |
1723 | int result = 0; | |
1724 | Flow f; | |
1725 | int r = 0; | |
1726 | ||
1727 | /* 220 poona_slack_vm1.localdomain ESMTP Postfix<CR><LF> */ | |
1728 | uint8_t welcome_reply[] = { | |
1729 | 0x32, 0x32, 0x30, 0x20, 0x70, 0x6f, 0x6f, 0x6e, | |
1730 | 0x61, 0x5f, 0x73, 0x6c, 0x61, 0x63, 0x6b, 0x5f, | |
1731 | 0x76, 0x6d, 0x31, 0x2e, 0x6c, 0x6f, 0x63, 0x61, | |
1732 | 0x6c, 0x64, 0x6f, 0x6d, 0x61, 0x69, 0x6e, 0x20, | |
1733 | 0x45, 0x53, 0x4d, 0x54, 0x50, 0x20, 0x50, 0x6f, | |
1734 | 0x73, 0x74, 0x66, 0x69, 0x78, 0x0d, 0x0a | |
1735 | }; | |
1736 | uint32_t welcome_reply_len = sizeof(welcome_reply); | |
1737 | ||
1738 | /* EHLO boo.com<CR><LF> */ | |
1739 | uint8_t request1[] = { | |
1740 | 0x32, 0x32, 0x30, 0x20, 0x70, 0x6f, 0x6f, 0x6e, | |
1741 | 0x61, 0x5f, 0x73, 0x6c, 0x61, 0x63, 0x6b, 0x5f, | |
1742 | 0x76, 0x6d, 0x31, 0x2e, 0x6c, 0x6f, 0x63, 0x61, | |
1743 | 0x6c, 0x64, 0x6f, 0x6d, 0x61, 0x69, 0x6e, 0x20, | |
1744 | 0x45, 0x53, 0x4d, 0x54, 0x50, 0x20, 0x50, 0x6f, | |
1745 | 0x73, 0x74, 0x66, 0x69, 0x78, 0x0d, 0x0a | |
1746 | }; | |
1747 | uint32_t request1_len = sizeof(request1); | |
1748 | ||
1749 | TcpSession ssn; | |
1750 | ||
1751 | memset(&f, 0, sizeof(f)); | |
1752 | memset(&ssn, 0, sizeof(ssn)); | |
1753 | ||
1754 | FLOW_INITIALIZE(&f); | |
1755 | f.protoctx = (void *)&ssn; | |
1756 | ||
1757 | StreamTcpInitConfig(TRUE); | |
1758 | FlowL7DataPtrInit(&f); | |
1759 | ||
1760 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOSERVER, | |
1761 | request1, request1_len); | |
1762 | if (r != 0) { | |
1763 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1764 | goto end; | |
1765 | } | |
1766 | SMTPState *smtp_state = f.aldata[AlpGetStateIdx(ALPROTO_SMTP)]; | |
1767 | if (smtp_state == NULL) { | |
1768 | printf("no smtp state: "); | |
1769 | goto end; | |
1770 | } | |
1771 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1772 | smtp_state->cmds_cnt != 1 || |
1773 | smtp_state->cmds_idx != 0 || | |
1774 | smtp_state->cmds[0] != SMTP_COMMAND_OTHER_CMD || | |
1775 | smtp_state->parser_state != 0) { | |
1776 | printf("smtp parser in inconsistent state\n"); | |
1777 | goto end; | |
1778 | } | |
1779 | ||
1780 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOCLIENT, | |
1781 | welcome_reply, welcome_reply_len); | |
1782 | if (r != 0) { | |
1783 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1784 | goto end; | |
1785 | } | |
1786 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1787 | smtp_state->cmds_cnt != 1 || |
1788 | smtp_state->cmds_idx != 0 || | |
1789 | smtp_state->cmds[0] != SMTP_COMMAND_OTHER_CMD || | |
1790 | smtp_state->parser_state != SMTP_PARSER_STATE_FIRST_REPLY_SEEN) { | |
1791 | printf("smtp parser in inconsistent state\n"); | |
1792 | goto end; | |
1793 | } | |
1794 | ||
1795 | result = 1; | |
1796 | end: | |
1797 | FlowL7DataPtrFree(&f); | |
1798 | StreamTcpFreeConfig(TRUE); | |
1799 | FLOW_DESTROY(&f); | |
1800 | return result; | |
1801 | } | |
1802 | ||
1803 | /* | |
1804 | * \test Test STARTTLS fail. | |
1805 | */ | |
1806 | int SMTPParserTest05(void) | |
1807 | { | |
1808 | int result = 0; | |
1809 | Flow f; | |
1810 | int r = 0; | |
1811 | ||
1812 | /* 220 poona_slack_vm1.localdomain ESMTP Postfix<CR><LF> */ | |
1813 | uint8_t welcome_reply[] = { | |
1814 | 0x32, 0x32, 0x30, 0x20, 0x70, 0x6f, 0x6f, 0x6e, | |
1815 | 0x61, 0x5f, 0x73, 0x6c, 0x61, 0x63, 0x6b, 0x5f, | |
1816 | 0x76, 0x6d, 0x31, 0x2e, 0x6c, 0x6f, 0x63, 0x61, | |
1817 | 0x6c, 0x64, 0x6f, 0x6d, 0x61, 0x69, 0x6e, 0x20, | |
1818 | 0x45, 0x53, 0x4d, 0x54, 0x50, 0x20, 0x50, 0x6f, | |
1819 | 0x73, 0x74, 0x66, 0x69, 0x78, 0x0d, 0x0a | |
1820 | }; | |
1821 | uint32_t welcome_reply_len = sizeof(welcome_reply); | |
1822 | ||
1823 | /* EHLO boo.com<CR><LF> */ | |
1824 | uint8_t request1[] = { | |
1825 | 0x45, 0x48, 0x4c, 0x4f, 0x20, 0x62, 0x6f, 0x6f, | |
1826 | 0x2e, 0x63, 0x6f, 0x6d, 0x0d, 0x0a | |
1827 | }; | |
1828 | uint32_t request1_len = sizeof(request1); | |
1829 | /* 250-poona_slack_vm1.localdomain<CR><LF> | |
1830 | * 250-PIPELINING<CR><LF> | |
1831 | * 250-SIZE 10240000<CR><LF> | |
1832 | * 250-VRFY<CR><LF> | |
1833 | * 250-ETRN<CR><LF> | |
1834 | * 250-ENHANCEDSTATUSCODES<CR><LF> | |
1835 | * 250-8BITMIME<CR><LF> | |
1836 | * 250 DSN<CR><LF> | |
1837 | */ | |
1838 | uint8_t reply1[] = { | |
1839 | 0x32, 0x35, 0x30, 0x2d, 0x70, 0x6f, 0x6f, 0x6e, | |
1840 | 0x61, 0x5f, 0x73, 0x6c, 0x61, 0x63, 0x6b, 0x5f, | |
1841 | 0x76, 0x6d, 0x31, 0x2e, 0x6c, 0x6f, 0x63, 0x61, | |
1842 | 0x6c, 0x64, 0x6f, 0x6d, 0x61, 0x69, 0x6e, 0x0d, | |
1843 | 0x0a, 0x32, 0x35, 0x30, 0x2d, 0x50, 0x49, 0x50, | |
1844 | 0x45, 0x4c, 0x49, 0x4e, 0x49, 0x4e, 0x47, 0x0d, | |
1845 | 0x0a, 0x32, 0x35, 0x30, 0x2d, 0x53, 0x49, 0x5a, | |
1846 | 0x45, 0x20, 0x31, 0x30, 0x32, 0x34, 0x30, 0x30, | |
1847 | 0x30, 0x30, 0x0d, 0x0a, 0x32, 0x35, 0x30, 0x2d, | |
1848 | 0x56, 0x52, 0x46, 0x59, 0x0d, 0x0a, 0x32, 0x35, | |
1849 | 0x30, 0x2d, 0x45, 0x54, 0x52, 0x4e, 0x0d, 0x0a, | |
1850 | 0x32, 0x35, 0x30, 0x2d, 0x45, 0x4e, 0x48, 0x41, | |
1851 | 0x4e, 0x43, 0x45, 0x44, 0x53, 0x54, 0x41, 0x54, | |
1852 | 0x55, 0x53, 0x43, 0x4f, 0x44, 0x45, 0x53, 0x0d, | |
1853 | 0x0a, 0x32, 0x35, 0x30, 0x2d, 0x38, 0x42, 0x49, | |
1854 | 0x54, 0x4d, 0x49, 0x4d, 0x45, 0x0d, 0x0a, 0x32, | |
1855 | 0x35, 0x30, 0x20, 0x44, 0x53, 0x4e, 0x0d, 0x0a | |
1856 | }; | |
1857 | uint32_t reply1_len = sizeof(reply1); | |
1858 | ||
1859 | /* STARTTLS<CR><LF> */ | |
1860 | uint8_t request2[] = { | |
1861 | 0x53, 0x54, 0x41, 0x52, 0x54, 0x54, 0x4c, 0x53, | |
1862 | 0x0d, 0x0a | |
1863 | }; | |
1864 | uint32_t request2_len = sizeof(request2); | |
1865 | /* 502 5.5.2 Error: command not recognized<CR><LF> */ | |
1866 | uint8_t reply2[] = { | |
1867 | 0x35, 0x30, 0x32, 0x20, 0x35, 0x2e, 0x35, 0x2e, | |
1868 | 0x32, 0x20, 0x45, 0x72, 0x72, 0x6f, 0x72, 0x3a, | |
1869 | 0x20, 0x63, 0x6f, 0x6d, 0x6d, 0x61, 0x6e, 0x64, | |
1870 | 0x20, 0x6e, 0x6f, 0x74, 0x20, 0x72, 0x65, 0x63, | |
1871 | 0x6f, 0x67, 0x6e, 0x69, 0x7a, 0x65, 0x64, 0x0d, | |
1872 | 0x0a | |
1873 | }; | |
1874 | uint32_t reply2_len = sizeof(reply2); | |
1875 | ||
1876 | /* QUIT<CR><LF> */ | |
1877 | uint8_t request3[] = { | |
1878 | 0x51, 0x55, 0x49, 0x54, 0x0d, 0x0a | |
1879 | ||
1880 | }; | |
1881 | uint32_t request3_len = sizeof(request3); | |
1882 | /* 221 2.0.0 Bye<CR><LF> */ | |
1883 | uint8_t reply3[] = { | |
1884 | 0x32, 0x32, 0x31, 0x20, 0x32, 0x2e, 0x30, 0x2e, | |
1885 | 0x30, 0x20, 0x42, 0x79, 0x65, 0x0d, 0x0a | |
1886 | }; | |
1887 | uint32_t reply3_len = sizeof(reply3); | |
1888 | ||
1889 | TcpSession ssn; | |
1890 | ||
1891 | memset(&f, 0, sizeof(f)); | |
1892 | memset(&ssn, 0, sizeof(ssn)); | |
1893 | ||
1894 | FLOW_INITIALIZE(&f); | |
1895 | f.protoctx = (void *)&ssn; | |
1896 | ||
1897 | StreamTcpInitConfig(TRUE); | |
1898 | FlowL7DataPtrInit(&f); | |
1899 | ||
1900 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOSERVER, | |
1901 | request1, request1_len); | |
1902 | if (r != 0) { | |
1903 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1904 | goto end; | |
1905 | } | |
1906 | SMTPState *smtp_state = f.aldata[AlpGetStateIdx(ALPROTO_SMTP)]; | |
1907 | if (smtp_state == NULL) { | |
1908 | printf("no smtp state: "); | |
1909 | goto end; | |
1910 | } | |
1911 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1912 | smtp_state->cmds_cnt != 1 || |
1913 | smtp_state->cmds_idx != 0 || | |
1914 | smtp_state->cmds[0] != SMTP_COMMAND_OTHER_CMD || | |
1915 | smtp_state->parser_state != 0) { | |
1916 | printf("smtp parser in inconsistent state\n"); | |
1917 | goto end; | |
1918 | } | |
1919 | ||
1920 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOCLIENT, | |
1921 | welcome_reply, welcome_reply_len); | |
1922 | if (r != 0) { | |
1923 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1924 | goto end; | |
1925 | } | |
1926 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1927 | smtp_state->cmds_cnt != 1 || |
1928 | smtp_state->cmds_idx != 0 || | |
1929 | smtp_state->cmds[0] != SMTP_COMMAND_OTHER_CMD || | |
1930 | smtp_state->parser_state != SMTP_PARSER_STATE_FIRST_REPLY_SEEN) { | |
1931 | printf("smtp parser in inconsistent state\n"); | |
1932 | goto end; | |
1933 | } | |
1934 | ||
1935 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOCLIENT, | |
1936 | reply1, reply1_len); | |
1937 | if (r != 0) { | |
1938 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1939 | goto end; | |
1940 | } | |
1941 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1942 | smtp_state->cmds_cnt != 0 || |
1943 | smtp_state->cmds_idx != 0 || | |
1944 | smtp_state->parser_state != SMTP_PARSER_STATE_FIRST_REPLY_SEEN) { | |
1945 | printf("smtp parser in inconsistent state\n"); | |
1946 | goto end; | |
1947 | } | |
1948 | ||
1949 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOSERVER, | |
1950 | request2, request2_len); | |
1951 | if (r != 0) { | |
1952 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1953 | goto end; | |
1954 | } | |
1955 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1956 | smtp_state->cmds_cnt != 1 || |
1957 | smtp_state->cmds_idx != 0 || | |
1958 | smtp_state->cmds[0] != SMTP_COMMAND_STARTTLS || | |
1959 | smtp_state->parser_state != SMTP_PARSER_STATE_FIRST_REPLY_SEEN) { | |
1960 | printf("smtp parser in inconsistent state\n"); | |
1961 | goto end; | |
1962 | } | |
1963 | ||
1964 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOCLIENT, | |
1965 | reply2, reply2_len); | |
1966 | if (r != 0) { | |
1967 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1968 | goto end; | |
1969 | } | |
1970 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1971 | smtp_state->cmds_cnt != 0 || |
1972 | smtp_state->cmds_idx != 0 || | |
1973 | smtp_state->parser_state != (SMTP_PARSER_STATE_FIRST_REPLY_SEEN)) { | |
1974 | printf("smtp parser in inconsistent state\n"); | |
1975 | goto end; | |
1976 | } | |
1977 | ||
1978 | if ((f.flags & FLOW_NOPAYLOAD_INSPECTION) || | |
1979 | (f.flags & FLOW_NO_APPLAYER_INSPECTION) || | |
1980 | (((TcpSession *)f.protoctx)->server.flags & STREAMTCP_STREAM_FLAG_NOREASSEMBLY) || | |
1981 | (((TcpSession *)f.protoctx)->client.flags & STREAMTCP_STREAM_FLAG_NOREASSEMBLY)) { | |
1982 | goto end; | |
1983 | } | |
1984 | ||
1985 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOSERVER, | |
1986 | request3, request3_len); | |
1987 | if (r != 0) { | |
1988 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
1989 | goto end; | |
1990 | } | |
1991 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
1992 | smtp_state->cmds_cnt != 1 || |
1993 | smtp_state->cmds_idx != 0 || | |
1994 | smtp_state->cmds[0] != SMTP_COMMAND_OTHER_CMD || | |
1995 | smtp_state->parser_state != SMTP_PARSER_STATE_FIRST_REPLY_SEEN) { | |
1996 | printf("smtp parser in inconsistent state\n"); | |
1997 | goto end; | |
1998 | } | |
1999 | ||
2000 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOCLIENT, | |
2001 | reply3, reply3_len); | |
2002 | if (r != 0) { | |
2003 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
2004 | goto end; | |
2005 | } | |
2006 | if (smtp_state->input_len != 0 || | |
576ec7da AS |
2007 | smtp_state->cmds_cnt != 0 || |
2008 | smtp_state->cmds_idx != 0 || | |
2009 | smtp_state->parser_state != (SMTP_PARSER_STATE_FIRST_REPLY_SEEN)) { | |
2010 | printf("smtp parser in inconsistent state\n"); | |
2011 | goto end; | |
2012 | } | |
2013 | ||
2014 | result = 1; | |
2015 | end: | |
2016 | FlowL7DataPtrFree(&f); | |
2017 | StreamTcpFreeConfig(TRUE); | |
2018 | FLOW_DESTROY(&f); | |
2019 | return result; | |
2020 | } | |
2021 | ||
d3ca65de AS |
2022 | /** |
2023 | * \test Test multiple DATA commands(full mail transactions). | |
2024 | */ | |
2025 | int SMTPParserTest06(void) | |
2026 | { | |
2027 | int result = 0; | |
2028 | Flow f; | |
2029 | int r = 0; | |
2030 | ||
2031 | uint8_t welcome_reply[] = { | |
2032 | 0x32, 0x32, 0x30, 0x20, 0x62, 0x61, 0x79, 0x30, | |
2033 | 0x2d, 0x6d, 0x63, 0x36, 0x2d, 0x66, 0x31, 0x30, | |
2034 | 0x2e, 0x62, 0x61, 0x79, 0x30, 0x2e, 0x68, 0x6f, | |
2035 | 0x74, 0x6d, 0x61, 0x69, 0x6c, 0x2e, 0x63, 0x6f, | |
2036 | 0x6d, 0x20, 0x53, 0x65, 0x6e, 0x64, 0x69, 0x6e, | |
2037 | 0x67, 0x20, 0x75, 0x6e, 0x73, 0x6f, 0x6c, 0x69, | |
2038 | 0x63, 0x69, 0x74, 0x65, 0x64, 0x20, 0x63, 0x6f, | |
2039 | 0x6d, 0x6d, 0x65, 0x72, 0x63, 0x69, 0x61, 0x6c, | |
2040 | 0x20, 0x6f, 0x72, 0x20, 0x62, 0x75, 0x6c, 0x6b, | |
2041 | 0x20, 0x65, 0x2d, 0x6d, 0x61, 0x69, 0x6c, 0x20, | |
2042 | 0x74, 0x6f, 0x20, 0x4d, 0x69, 0x63, 0x72, 0x6f, | |
2043 | 0x73, 0x6f, 0x66, 0x74, 0x27, 0x73, 0x20, 0x63, | |
2044 | 0x6f, 0x6d, 0x70, 0x75, 0x74, 0x65, 0x72, 0x20, | |
2045 | 0x6e, 0x65, 0x74, 0x77, 0x6f, 0x72, 0x6b, 0x20, | |
2046 | 0x69, 0x73, 0x20, 0x70, 0x72, 0x6f, 0x68, 0x69, | |
2047 | 0x62, 0x69, 0x74, 0x65, 0x64, 0x2e, 0x20, 0x4f, | |
2048 | 0x74, 0x68, 0x65, 0x72, 0x20, 0x72, 0x65, 0x73, | |
2049 | 0x74, 0x72, 0x69, 0x63, 0x74, 0x69, 0x6f, 0x6e, | |
2050 | 0x73, 0x20, 0x61, 0x72, 0x65, 0x20, 0x66, 0x6f, | |
2051 | 0x75, 0x6e, 0x64, 0x20, 0x61, 0x74, 0x20, 0x68, | |
2052 | 0x74, 0x74, 0x70, 0x3a, 0x2f, 0x2f, 0x70, 0x72, | |
2053 | 0x69, 0x76, 0x61, 0x63, 0x79, 0x2e, 0x6d, 0x73, | |
2054 | 0x6e, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x41, 0x6e, | |
2055 | 0x74, 0x69, 0x2d, 0x73, 0x70, 0x61, 0x6d, 0x2f, | |
2056 | 0x2e, 0x20, 0x56, 0x69, 0x6f, 0x6c, 0x61, 0x74, | |
2057 | 0x69, 0x6f, 0x6e, 0x73, 0x20, 0x77, 0x69, 0x6c, | |
2058 | 0x6c, 0x20, 0x72, 0x65, 0x73, 0x75, 0x6c, 0x74, | |
2059 | 0x20, 0x69, 0x6e, 0x20, 0x75, 0x73, 0x65, 0x20, | |
2060 | 0x6f, 0x66, 0x20, 0x65, 0x71, 0x75, 0x69, 0x70, | |
2061 | 0x6d, 0x65, 0x6e, 0x74, 0x20, 0x6c, 0x6f, 0x63, | |
2062 | 0x61, 0x74, 0x65, 0x64, 0x20, 0x69, 0x6e, 0x20, | |
2063 | 0x43, 0x61, 0x6c, 0x69, 0x66, 0x6f, 0x72, 0x6e, | |
2064 | 0x69, 0x61, 0x20, 0x61, 0x6e, 0x64, 0x20, 0x6f, | |
2065 | 0x74, 0x68, 0x65, 0x72, 0x20, 0x73, 0x74, 0x61, | |
2066 | 0x74, 0x65, 0x73, 0x2e, 0x20, 0x46, 0x72, 0x69, | |
2067 | 0x2c, 0x20, 0x31, 0x36, 0x20, 0x46, 0x65, 0x62, | |
2068 | 0x20, 0x32, 0x30, 0x30, 0x37, 0x20, 0x30, 0x35, | |
2069 | 0x3a, 0x30, 0x33, 0x3a, 0x32, 0x33, 0x20, 0x2d, | |
2070 | 0x30, 0x38, 0x30, 0x30, 0x20, 0x0d, 0x0a | |
2071 | }; | |
2072 | uint32_t welcome_reply_len = sizeof(welcome_reply); | |
2073 | ||
2074 | uint8_t request1[] = { | |
2075 | 0x45, 0x48, 0x4c, 0x4f, 0x20, 0x45, 0x58, 0x43, | |
2076 | 0x48, 0x41, 0x4e, 0x47, 0x45, 0x32, 0x2e, 0x63, | |
2077 | 0x67, 0x63, 0x65, 0x6e, 0x74, 0x2e, 0x6d, 0x69, | |
2078 | 0x61, 0x6d, 0x69, 0x2e, 0x65, 0x64, 0x75, 0x0d, | |
2079 | 0x0a | |
2080 | }; | |
2081 | uint32_t request1_len = sizeof(request1); | |
2082 | ||
2083 | uint8_t reply1[] = { | |
2084 | 0x32, 0x35, 0x30, 0x2d, 0x62, 0x61, 0x79, 0x30, | |
2085 | 0x2d, 0x6d, 0x63, 0x36, 0x2d, 0x66, 0x31, 0x30, | |
2086 | 0x2e, 0x62, 0x61, 0x79, 0x30, 0x2e, 0x68, 0x6f, | |
2087 | 0x74, 0x6d, 0x61, 0x69, 0x6c, 0x2e, 0x63, 0x6f, | |
2088 | 0x6d, 0x20, 0x28, 0x33, 0x2e, 0x33, 0x2e, 0x31, | |
2089 | 0x2e, 0x34, 0x29, 0x20, 0x48, 0x65, 0x6c, 0x6c, | |
2090 | 0x6f, 0x20, 0x5b, 0x31, 0x32, 0x39, 0x2e, 0x31, | |
2091 | 0x37, 0x31, 0x2e, 0x33, 0x32, 0x2e, 0x35, 0x39, | |
2092 | 0x5d, 0x0d, 0x0a, 0x32, 0x35, 0x30, 0x2d, 0x53, | |
2093 | 0x49, 0x5a, 0x45, 0x20, 0x32, 0x39, 0x36, 0x39, | |
2094 | 0x36, 0x30, 0x30, 0x30, 0x0d, 0x0a, 0x32, 0x35, | |
2095 | 0x30, 0x2d, 0x50, 0x49, 0x50, 0x45, 0x4c, 0x49, | |
2096 | 0x4e, 0x49, 0x4e, 0x47, 0x0d, 0x0a, 0x32, 0x35, | |
2097 | 0x30, 0x2d, 0x38, 0x62, 0x69, 0x74, 0x6d, 0x69, | |
2098 | 0x6d, 0x65, 0x0d, 0x0a, 0x32, 0x35, 0x30, 0x2d, | |
2099 | 0x42, 0x49, 0x4e, 0x41, 0x52, 0x59, 0x4d, 0x49, | |
2100 | 0x4d, 0x45, 0x0d, 0x0a, 0x32, 0x35, 0x30, 0x2d, | |
2101 | 0x43, 0x48, 0x55, 0x4e, 0x4b, 0x49, 0x4e, 0x47, | |
2102 | 0x0d, 0x0a, 0x32, 0x35, 0x30, 0x2d, 0x41, 0x55, | |
2103 | 0x54, 0x48, 0x20, 0x4c, 0x4f, 0x47, 0x49, 0x4e, | |
2104 | 0x0d, 0x0a, 0x32, 0x35, 0x30, 0x2d, 0x41, 0x55, | |
2105 | 0x54, 0x48, 0x3d, 0x4c, 0x4f, 0x47, 0x49, 0x4e, | |
2106 | 0x0d, 0x0a, 0x32, 0x35, 0x30, 0x20, 0x4f, 0x4b, | |
2107 | 0x0d, 0x0a | |
2108 | }; | |
2109 | uint32_t reply1_len = sizeof(reply1); | |
2110 | ||
2111 | /* MAIL FROM:asdff@asdf.com<CR><LF> */ | |
2112 | uint8_t request2[] = { | |
2113 | 0x4d, 0x41, 0x49, 0x4c, 0x20, 0x46, 0x52, 0x4f, | |
2114 | 0x4d, 0x3a, 0x61, 0x73, 0x64, 0x66, 0x66, 0x40, | |
2115 | 0x61, 0x73, 0x64, 0x66, 0x2e, 0x63, 0x6f, 0x6d, | |
2116 | 0x0d, 0x0a | |
2117 | }; | |
2118 | uint32_t request2_len = sizeof(request2); | |
2119 | /* 250 2.1.0 Ok<CR><LF> */ | |
2120 | uint8_t reply2[] = { | |
2121 | 0x32, 0x35, 0x30, 0x20, 0x32, 0x2e, 0x31, 0x2e, | |
2122 | 0x30, 0x20, 0x4f, 0x6b, 0x0d, 0x0a | |
2123 | }; | |
2124 | uint32_t reply2_len = sizeof(reply2); | |
2125 | ||
2126 | /* RCPT TO:bimbs@gmail.com<CR><LF> */ | |
2127 | uint8_t request3[] = { | |
2128 | 0x52, 0x43, 0x50, 0x54, 0x20, 0x54, 0x4f, 0x3a, | |
2129 | 0x62, 0x69, 0x6d, 0x62, 0x73, 0x40, 0x67, 0x6d, | |
2130 | 0x61, 0x69, 0x6c, 0x2e, 0x63, 0x6f, 0x6d, 0x0d, | |
2131 | 0x0a | |
2132 | }; | |
2133 | uint32_t request3_len = sizeof(request3); | |
2134 | /* 250 2.1.5 Ok<CR><LF> */ | |
2135 | uint8_t reply3[] = { | |
2136 | 0x32, 0x35, 0x30, 0x20, 0x32, 0x2e, 0x31, 0x2e, | |
2137 | 0x35, 0x20, 0x4f, 0x6b, 0x0d, 0x0a | |
2138 | }; | |
2139 | uint32_t reply3_len = sizeof(reply3); | |
2140 | ||
2141 | /* BDAT 51<CR><LF> */ | |
2142 | uint8_t request4[] = { | |
2143 | 0x42, 0x44, 0x41, 0x54, 0x20, 0x35, 0x31, 0x0d, | |
2144 | 0x0a, | |
2145 | }; | |
2146 | uint32_t request4_len = sizeof(request4); | |
2147 | ||
2148 | uint8_t request5[] = { | |
2149 | 0x46, 0x52, 0x4f, 0x4d, 0x3a, 0x61, 0x73, 0x64, | |
2150 | 0x66, 0x66, 0x40, 0x61, 0x73, 0x64, 0x66, 0x2e, | |
2151 | 0x66, 0x66, 0x40, 0x61, 0x73, 0x64, 0x66, 0x2e, | |
2152 | 0x66, 0x66, 0x40, 0x61, 0x73, 0x64, 0x0d, 0x0a, | |
2153 | }; | |
2154 | uint32_t request5_len = sizeof(request5); | |
2155 | ||
2156 | uint8_t request6[] = { | |
2157 | 0x46, 0x52, 0x4f, 0x4d, 0x3a, 0x61, 0x73, 0x64, | |
2158 | 0x66, 0x66, 0x40, 0x61, 0x73, 0x64, 0x66, 0x2e, | |
2159 | 0x66, 0x0d, 0x0a, | |
2160 | }; | |
2161 | uint32_t request6_len = sizeof(request5); | |
2162 | ||
2163 | TcpSession ssn; | |
2164 | ||
2165 | memset(&f, 0, sizeof(f)); | |
2166 | memset(&ssn, 0, sizeof(ssn)); | |
2167 | ||
2168 | FLOW_INITIALIZE(&f); | |
2169 | f.protoctx = (void *)&ssn; | |
2170 | ||
2171 | StreamTcpInitConfig(TRUE); | |
2172 | FlowL7DataPtrInit(&f); | |
2173 | ||
2174 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOSERVER, | |
2175 | request1, request1_len); | |
2176 | if (r != 0) { | |
2177 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
2178 | goto end; | |
2179 | } | |
2180 | SMTPState *smtp_state = f.aldata[AlpGetStateIdx(ALPROTO_SMTP)]; | |
2181 | if (smtp_state == NULL) { | |
2182 | printf("no smtp state: "); | |
2183 | goto end; | |
2184 | } | |
2185 | if (smtp_state->input_len != 0 || | |
2186 | smtp_state->cmds_cnt != 1 || | |
2187 | smtp_state->cmds_idx != 0 || | |
2188 | smtp_state->cmds[0] != SMTP_COMMAND_OTHER_CMD || | |
2189 | smtp_state->parser_state != 0) { | |
2190 | printf("smtp parser in inconsistent state\n"); | |
2191 | goto end; | |
2192 | } | |
2193 | ||
2194 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOCLIENT, | |
2195 | welcome_reply, welcome_reply_len); | |
2196 | if (r != 0) { | |
2197 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
2198 | goto end; | |
2199 | } | |
2200 | if (smtp_state->input_len != 0 || | |
2201 | smtp_state->cmds_cnt != 1 || | |
2202 | smtp_state->cmds_idx != 0 || | |
2203 | smtp_state->cmds[0] != SMTP_COMMAND_OTHER_CMD || | |
2204 | smtp_state->parser_state != SMTP_PARSER_STATE_FIRST_REPLY_SEEN) { | |
2205 | printf("smtp parser in inconsistent state\n"); | |
2206 | goto end; | |
2207 | } | |
2208 | ||
2209 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOCLIENT, | |
2210 | reply1, reply1_len); | |
2211 | if (r != 0) { | |
2212 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
2213 | goto end; | |
2214 | } | |
2215 | if (smtp_state->input_len != 0 || | |
2216 | smtp_state->cmds_cnt != 0 || | |
2217 | smtp_state->cmds_idx != 0 || | |
2218 | smtp_state->parser_state != SMTP_PARSER_STATE_FIRST_REPLY_SEEN) { | |
2219 | printf("smtp parser in inconsistent state\n"); | |
2220 | goto end; | |
2221 | } | |
2222 | ||
2223 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOSERVER, | |
2224 | request2, request2_len); | |
2225 | if (r != 0) { | |
2226 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
2227 | goto end; | |
2228 | } | |
2229 | if (smtp_state->input_len != 0 || | |
2230 | smtp_state->cmds_cnt != 1 || | |
2231 | smtp_state->cmds_idx != 0 || | |
2232 | smtp_state->cmds[0] != SMTP_COMMAND_OTHER_CMD || | |
2233 | smtp_state->parser_state != SMTP_PARSER_STATE_FIRST_REPLY_SEEN) { | |
2234 | printf("smtp parser in inconsistent state\n"); | |
2235 | goto end; | |
2236 | } | |
2237 | ||
2238 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOCLIENT, | |
2239 | reply2, reply2_len); | |
2240 | if (r != 0) { | |
2241 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
2242 | goto end; | |
2243 | } | |
2244 | if (smtp_state->input_len != 0 || | |
2245 | smtp_state->cmds_cnt != 0 || | |
2246 | smtp_state->cmds_idx != 0 || | |
2247 | smtp_state->parser_state != (SMTP_PARSER_STATE_FIRST_REPLY_SEEN)) { | |
2248 | printf("smtp parser in inconsistent state\n"); | |
2249 | goto end; | |
2250 | } | |
2251 | ||
2252 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOSERVER, | |
2253 | request3, request3_len); | |
2254 | if (r != 0) { | |
2255 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
2256 | goto end; | |
2257 | } | |
2258 | if (smtp_state->input_len != 0 || | |
2259 | smtp_state->cmds_cnt != 1 || | |
2260 | smtp_state->cmds_idx != 0 || | |
2261 | smtp_state->cmds[0] != SMTP_COMMAND_OTHER_CMD || | |
2262 | smtp_state->parser_state != SMTP_PARSER_STATE_FIRST_REPLY_SEEN) { | |
2263 | printf("smtp parser in inconsistent state\n"); | |
2264 | goto end; | |
2265 | } | |
2266 | ||
2267 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOCLIENT, | |
2268 | reply3, reply3_len); | |
2269 | if (r != 0) { | |
2270 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
2271 | goto end; | |
2272 | } | |
2273 | if (smtp_state->input_len != 0 || | |
2274 | smtp_state->cmds_cnt != 0 || | |
2275 | smtp_state->cmds_idx != 0 || | |
2276 | smtp_state->parser_state != (SMTP_PARSER_STATE_FIRST_REPLY_SEEN)) { | |
2277 | printf("smtp parser in inconsistent state\n"); | |
2278 | goto end; | |
2279 | } | |
2280 | ||
2281 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOSERVER, | |
2282 | request4, request4_len); | |
2283 | if (r != 0) { | |
2284 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
2285 | goto end; | |
2286 | } | |
2287 | if (smtp_state->input_len != 0 || | |
2288 | smtp_state->cmds_cnt != 1 || | |
2289 | smtp_state->cmds_idx != 0 || | |
2290 | smtp_state->cmds[0] != SMTP_COMMAND_BDAT || | |
2291 | smtp_state->parser_state != (SMTP_PARSER_STATE_FIRST_REPLY_SEEN | | |
2292 | SMTP_PARSER_STATE_COMMAND_DATA_MODE) || | |
2293 | smtp_state->bdat_chunk_len != 51 || | |
2294 | smtp_state->bdat_chunk_idx != 0) { | |
2295 | printf("smtp parser in inconsistent state\n"); | |
2296 | goto end; | |
2297 | } | |
2298 | ||
2299 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOSERVER, | |
2300 | request5, request5_len); | |
2301 | if (r != 0) { | |
2302 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
2303 | goto end; | |
2304 | } | |
2305 | if (smtp_state->input_len != 0 || | |
2306 | smtp_state->cmds_cnt != 1 || | |
2307 | smtp_state->cmds_idx != 0 || | |
2308 | smtp_state->parser_state != (SMTP_PARSER_STATE_FIRST_REPLY_SEEN | | |
2309 | SMTP_PARSER_STATE_COMMAND_DATA_MODE) || | |
2310 | smtp_state->bdat_chunk_len != 51 || | |
2311 | smtp_state->bdat_chunk_idx != 32) { | |
2312 | printf("smtp parser in inconsistent state\n"); | |
2313 | goto end; | |
2314 | } | |
2315 | ||
2316 | r = AppLayerParse(&f, ALPROTO_SMTP, STREAM_TOSERVER, | |
2317 | request6, request6_len); | |
2318 | if (r != 0) { | |
2319 | printf("smtp check returned %" PRId32 ", expected 0: ", r); | |
2320 | goto end; | |
2321 | } | |
2322 | if (smtp_state->input_len != 0 || | |
2323 | smtp_state->cmds_cnt != 1 || | |
2324 | smtp_state->cmds_idx != 0 || | |
2325 | smtp_state->parser_state != SMTP_PARSER_STATE_FIRST_REPLY_SEEN || | |
2326 | smtp_state->bdat_chunk_len != 51 || | |
2327 | smtp_state->bdat_chunk_idx != 51) { | |
2328 | printf("smtp parser in inconsistent state\n"); | |
2329 | goto end; | |
2330 | } | |
2331 | ||
2332 | result = 1; | |
2333 | end: | |
2334 | FlowL7DataPtrFree(&f); | |
2335 | StreamTcpFreeConfig(TRUE); | |
2336 | FLOW_DESTROY(&f); | |
2337 | return result; | |
2338 | } | |
2339 | ||
576ec7da AS |
2340 | void SMTPParserRegisterTests(void) |
2341 | { | |
2342 | UtRegisterTest("SMTPParserTest01", SMTPParserTest01, 1); | |
2343 | UtRegisterTest("SMTPParserTest02", SMTPParserTest02, 1); | |
2344 | UtRegisterTest("SMTPParserTest03", SMTPParserTest03, 1); | |
2345 | UtRegisterTest("SMTPParserTest04", SMTPParserTest04, 1); | |
2346 | UtRegisterTest("SMTPParserTest05", SMTPParserTest05, 1); | |
d3ca65de | 2347 | UtRegisterTest("SMTPParserTest06", SMTPParserTest06, 1); |
576ec7da AS |
2348 | return; |
2349 | } |