Mercurial > hg > nginx
annotate src/mail/ngx_mail_parse.c @ 7660:d33e17499088
Version bump.
| author | Maxim Dounin <mdounin@mdounin.ru> |
|---|---|
| date | Tue, 26 May 2020 22:03:00 +0300 |
| parents | bcb107bb89cd |
| children | 6a81d96d3733 |
| rev | line source |
|---|---|
|
441
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nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
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1 |
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nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
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2 /* |
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444
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nginx-0.1.0-2004-09-29-20:00:49 import; remove years from copyright
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3 * Copyright (C) Igor Sysoev |
| 4412 | 4 * Copyright (C) Nginx, Inc. |
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441
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5 */ |
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6 |
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7 |
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8 #include <ngx_config.h> |
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9 #include <ngx_core.h> |
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10 #include <ngx_event.h> |
| 1136 | 11 #include <ngx_mail.h> |
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Fixed compilation with -Wmissing-prototypes.
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12 #include <ngx_mail_pop3_module.h> |
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Fixed compilation with -Wmissing-prototypes.
Ruslan Ermilov <ru@nginx.com>
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13 #include <ngx_mail_imap_module.h> |
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Fixed compilation with -Wmissing-prototypes.
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14 #include <ngx_mail_smtp_module.h> |
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15 |
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16 |
| 1477 | 17 ngx_int_t |
| 18 ngx_mail_pop3_parse_command(ngx_mail_session_t *s) | |
| 1136 | 19 { |
| 20 u_char ch, *p, *c, c0, c1, c2, c3; | |
| 21 ngx_str_t *arg; | |
| 22 enum { | |
| 23 sw_start = 0, | |
| 24 sw_spaces_before_argument, | |
| 25 sw_argument, | |
| 26 sw_almost_done | |
| 27 } state; | |
| 28 | |
| 29 state = s->state; | |
| 30 | |
| 31 for (p = s->buffer->pos; p < s->buffer->last; p++) { | |
| 32 ch = *p; | |
| 33 | |
| 34 switch (state) { | |
| 35 | |
| 36 /* POP3 command */ | |
| 37 case sw_start: | |
| 38 if (ch == ' ' || ch == CR || ch == LF) { | |
| 39 c = s->buffer->start; | |
| 40 | |
| 41 if (p - c == 4) { | |
| 42 | |
| 43 c0 = ngx_toupper(c[0]); | |
| 44 c1 = ngx_toupper(c[1]); | |
| 45 c2 = ngx_toupper(c[2]); | |
| 46 c3 = ngx_toupper(c[3]); | |
| 47 | |
| 48 if (c0 == 'U' && c1 == 'S' && c2 == 'E' && c3 == 'R') | |
| 49 { | |
| 50 s->command = NGX_POP3_USER; | |
| 51 | |
| 52 } else if (c0 == 'P' && c1 == 'A' && c2 == 'S' && c3 == 'S') | |
| 53 { | |
| 54 s->command = NGX_POP3_PASS; | |
| 55 | |
| 56 } else if (c0 == 'A' && c1 == 'P' && c2 == 'O' && c3 == 'P') | |
| 57 { | |
| 58 s->command = NGX_POP3_APOP; | |
| 59 | |
| 60 } else if (c0 == 'Q' && c1 == 'U' && c2 == 'I' && c3 == 'T') | |
| 61 { | |
| 62 s->command = NGX_POP3_QUIT; | |
| 63 | |
| 64 } else if (c0 == 'C' && c1 == 'A' && c2 == 'P' && c3 == 'A') | |
| 65 { | |
| 66 s->command = NGX_POP3_CAPA; | |
| 67 | |
| 68 } else if (c0 == 'A' && c1 == 'U' && c2 == 'T' && c3 == 'H') | |
| 69 { | |
| 70 s->command = NGX_POP3_AUTH; | |
| 71 | |
| 72 } else if (c0 == 'N' && c1 == 'O' && c2 == 'O' && c3 == 'P') | |
| 73 { | |
| 74 s->command = NGX_POP3_NOOP; | |
| 75 #if (NGX_MAIL_SSL) | |
| 76 } else if (c0 == 'S' && c1 == 'T' && c2 == 'L' && c3 == 'S') | |
| 77 { | |
| 78 s->command = NGX_POP3_STLS; | |
| 79 #endif | |
| 80 } else { | |
| 81 goto invalid; | |
| 82 } | |
| 83 | |
| 84 } else { | |
| 85 goto invalid; | |
| 86 } | |
| 87 | |
| 88 switch (ch) { | |
| 89 case ' ': | |
| 90 state = sw_spaces_before_argument; | |
| 91 break; | |
| 92 case CR: | |
| 93 state = sw_almost_done; | |
| 94 break; | |
| 95 case LF: | |
| 96 goto done; | |
| 97 } | |
| 98 break; | |
| 99 } | |
| 100 | |
| 101 if ((ch < 'A' || ch > 'Z') && (ch < 'a' || ch > 'z')) { | |
| 102 goto invalid; | |
| 103 } | |
| 104 | |
| 105 break; | |
| 106 | |
| 107 case sw_spaces_before_argument: | |
| 108 switch (ch) { | |
| 109 case ' ': | |
| 110 break; | |
| 111 case CR: | |
| 112 state = sw_almost_done; | |
| 113 s->arg_end = p; | |
| 114 break; | |
| 115 case LF: | |
| 116 s->arg_end = p; | |
| 117 goto done; | |
| 118 default: | |
| 119 if (s->args.nelts <= 2) { | |
| 120 state = sw_argument; | |
| 121 s->arg_start = p; | |
| 122 break; | |
| 123 } | |
| 124 goto invalid; | |
| 125 } | |
| 126 break; | |
| 127 | |
| 128 case sw_argument: | |
| 129 switch (ch) { | |
| 130 | |
| 131 case ' ': | |
| 132 | |
| 133 /* | |
| 134 * the space should be considered as part of the at username | |
| 135 * or password, but not of argument in other commands | |
| 136 */ | |
| 137 | |
| 138 if (s->command == NGX_POP3_USER | |
| 139 || s->command == NGX_POP3_PASS) | |
| 140 { | |
| 141 break; | |
| 142 } | |
| 143 | |
| 144 /* fall through */ | |
| 145 | |
| 146 case CR: | |
| 147 case LF: | |
| 148 arg = ngx_array_push(&s->args); | |
| 149 if (arg == NULL) { | |
| 150 return NGX_ERROR; | |
| 151 } | |
| 152 arg->len = p - s->arg_start; | |
| 153 arg->data = s->arg_start; | |
| 154 s->arg_start = NULL; | |
| 155 | |
| 156 switch (ch) { | |
| 157 case ' ': | |
| 158 state = sw_spaces_before_argument; | |
| 159 break; | |
| 160 case CR: | |
| 161 state = sw_almost_done; | |
| 162 break; | |
| 163 case LF: | |
| 164 goto done; | |
| 165 } | |
| 166 break; | |
| 167 | |
| 168 default: | |
| 169 break; | |
| 170 } | |
| 171 break; | |
| 172 | |
| 173 case sw_almost_done: | |
| 174 switch (ch) { | |
| 175 case LF: | |
| 176 goto done; | |
| 177 default: | |
| 178 goto invalid; | |
| 179 } | |
| 180 } | |
| 181 } | |
| 182 | |
| 183 s->buffer->pos = p; | |
| 184 s->state = state; | |
| 185 | |
| 186 return NGX_AGAIN; | |
| 187 | |
| 188 done: | |
| 189 | |
| 190 s->buffer->pos = p + 1; | |
| 191 | |
| 192 if (s->arg_start) { | |
| 193 arg = ngx_array_push(&s->args); | |
| 194 if (arg == NULL) { | |
| 195 return NGX_ERROR; | |
| 196 } | |
| 197 arg->len = s->arg_end - s->arg_start; | |
| 198 arg->data = s->arg_start; | |
| 199 s->arg_start = NULL; | |
| 200 } | |
| 201 | |
| 202 s->state = (s->command != NGX_POP3_AUTH) ? sw_start : sw_argument; | |
| 203 | |
| 204 return NGX_OK; | |
| 205 | |
| 206 invalid: | |
| 207 | |
| 208 s->state = sw_start; | |
| 209 s->arg_start = NULL; | |
| 210 | |
| 211 return NGX_MAIL_PARSE_INVALID_COMMAND; | |
| 212 } | |
| 213 | |
| 214 | |
| 1477 | 215 ngx_int_t |
| 216 ngx_mail_imap_parse_command(ngx_mail_session_t *s) | |
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217 { |
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218 u_char ch, *p, *c; |
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219 ngx_str_t *arg; |
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220 enum { |
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221 sw_start = 0, |
| 527 | 222 sw_spaces_before_command, |
| 223 sw_command, | |
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224 sw_spaces_before_argument, |
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225 sw_argument, |
| 543 | 226 sw_backslash, |
| 527 | 227 sw_literal, |
| 543 | 228 sw_no_sync_literal_argument, |
| 527 | 229 sw_start_literal_argument, |
| 230 sw_literal_argument, | |
| 231 sw_end_literal_argument, | |
| 232 sw_almost_done | |
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233 } state; |
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234 |
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235 state = s->state; |
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236 |
| 527 | 237 for (p = s->buffer->pos; p < s->buffer->last; p++) { |
| 238 ch = *p; | |
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239 |
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240 switch (state) { |
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241 |
| 527 | 242 /* IMAP tag */ |
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243 case sw_start: |
| 527 | 244 switch (ch) { |
| 245 case ' ': | |
| 246 s->tag.len = p - s->buffer->start + 1; | |
| 247 s->tag.data = s->buffer->start; | |
| 248 state = sw_spaces_before_command; | |
| 249 break; | |
| 250 case CR: | |
| 251 s->state = sw_start; | |
| 1136 | 252 return NGX_MAIL_PARSE_INVALID_COMMAND; |
| 527 | 253 case LF: |
| 254 s->state = sw_start; | |
| 1136 | 255 return NGX_MAIL_PARSE_INVALID_COMMAND; |
| 527 | 256 } |
| 257 break; | |
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258 |
| 527 | 259 case sw_spaces_before_command: |
| 260 switch (ch) { | |
| 261 case ' ': | |
| 262 break; | |
| 263 case CR: | |
| 264 s->state = sw_start; | |
| 1136 | 265 return NGX_MAIL_PARSE_INVALID_COMMAND; |
| 527 | 266 case LF: |
| 267 s->state = sw_start; | |
| 1136 | 268 return NGX_MAIL_PARSE_INVALID_COMMAND; |
| 527 | 269 default: |
| 270 s->cmd_start = p; | |
| 271 state = sw_command; | |
| 272 break; | |
| 273 } | |
| 274 break; | |
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275 |
| 527 | 276 case sw_command: |
| 277 if (ch == ' ' || ch == CR || ch == LF) { | |
| 278 | |
| 279 c = s->cmd_start; | |
| 280 | |
| 281 switch (p - c) { | |
| 282 | |
| 283 case 4: | |
| 284 if ((c[0] == 'N' || c[0] == 'n') | |
| 285 && (c[1] == 'O'|| c[1] == 'o') | |
| 286 && (c[2] == 'O'|| c[2] == 'o') | |
| 287 && (c[3] == 'P'|| c[3] == 'p')) | |
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288 { |
| 527 | 289 s->command = NGX_IMAP_NOOP; |
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290 |
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291 } else { |
| 527 | 292 goto invalid; |
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293 } |
| 527 | 294 break; |
| 295 | |
| 296 case 5: | |
| 297 if ((c[0] == 'L'|| c[0] == 'l') | |
| 298 && (c[1] == 'O'|| c[1] == 'o') | |
| 299 && (c[2] == 'G'|| c[2] == 'g') | |
| 300 && (c[3] == 'I'|| c[3] == 'i') | |
| 301 && (c[4] == 'N'|| c[4] == 'n')) | |
| 302 { | |
| 303 s->command = NGX_IMAP_LOGIN; | |
| 304 | |
| 305 } else { | |
| 306 goto invalid; | |
| 307 } | |
| 308 break; | |
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309 |
| 527 | 310 case 6: |
| 311 if ((c[0] == 'L'|| c[0] == 'l') | |
| 312 && (c[1] == 'O'|| c[1] == 'o') | |
| 313 && (c[2] == 'G'|| c[2] == 'g') | |
| 314 && (c[3] == 'O'|| c[3] == 'o') | |
| 315 && (c[4] == 'U'|| c[4] == 'u') | |
| 316 && (c[5] == 'T'|| c[5] == 't')) | |
| 317 { | |
| 318 s->command = NGX_IMAP_LOGOUT; | |
| 319 | |
| 320 } else { | |
| 321 goto invalid; | |
| 322 } | |
| 323 break; | |
| 324 | |
| 1136 | 325 #if (NGX_MAIL_SSL) |
| 583 | 326 case 8: |
| 327 if ((c[0] == 'S'|| c[0] == 's') | |
| 328 && (c[1] == 'T'|| c[1] == 't') | |
| 329 && (c[2] == 'A'|| c[2] == 'a') | |
| 330 && (c[3] == 'R'|| c[3] == 'r') | |
| 331 && (c[4] == 'T'|| c[4] == 't') | |
| 332 && (c[5] == 'T'|| c[5] == 't') | |
| 333 && (c[6] == 'L'|| c[6] == 'l') | |
| 334 && (c[7] == 'S'|| c[7] == 's')) | |
| 335 { | |
| 336 s->command = NGX_IMAP_STARTTLS; | |
| 337 | |
| 338 } else { | |
| 339 goto invalid; | |
| 340 } | |
| 341 break; | |
| 342 #endif | |
| 343 | |
| 527 | 344 case 10: |
| 345 if ((c[0] == 'C'|| c[0] == 'c') | |
| 346 && (c[1] == 'A'|| c[1] == 'a') | |
| 347 && (c[2] == 'P'|| c[2] == 'p') | |
| 348 && (c[3] == 'A'|| c[3] == 'a') | |
| 349 && (c[4] == 'B'|| c[4] == 'b') | |
| 350 && (c[5] == 'I'|| c[5] == 'i') | |
| 351 && (c[6] == 'L'|| c[6] == 'l') | |
| 352 && (c[7] == 'I'|| c[7] == 'i') | |
| 353 && (c[8] == 'T'|| c[8] == 't') | |
| 354 && (c[9] == 'Y'|| c[9] == 'y')) | |
| 355 { | |
| 356 s->command = NGX_IMAP_CAPABILITY; | |
| 357 | |
| 358 } else { | |
| 359 goto invalid; | |
| 360 } | |
| 361 break; | |
| 362 | |
| 1323 | 363 case 12: |
| 364 if ((c[0] == 'A'|| c[0] == 'a') | |
| 365 && (c[1] == 'U'|| c[1] == 'u') | |
| 366 && (c[2] == 'T'|| c[2] == 't') | |
| 367 && (c[3] == 'H'|| c[3] == 'h') | |
| 368 && (c[4] == 'E'|| c[4] == 'e') | |
| 369 && (c[5] == 'N'|| c[5] == 'n') | |
| 370 && (c[6] == 'T'|| c[6] == 't') | |
| 371 && (c[7] == 'I'|| c[7] == 'i') | |
| 372 && (c[8] == 'C'|| c[8] == 'c') | |
| 373 && (c[9] == 'A'|| c[9] == 'a') | |
| 374 && (c[10] == 'T'|| c[10] == 't') | |
| 375 && (c[11] == 'E'|| c[11] == 'e')) | |
| 376 { | |
| 377 s->command = NGX_IMAP_AUTHENTICATE; | |
| 378 | |
| 379 } else { | |
| 380 goto invalid; | |
| 381 } | |
| 382 break; | |
| 383 | |
| 527 | 384 default: |
| 385 goto invalid; | |
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386 } |
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387 |
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388 switch (ch) { |
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389 case ' ': |
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390 state = sw_spaces_before_argument; |
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391 break; |
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392 case CR: |
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changeset
|
393 state = sw_almost_done; |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
394 break; |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
395 case LF: |
| 527 | 396 goto done; |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
397 } |
|
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
398 break; |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
399 } |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
400 |
| 527 | 401 if ((ch < 'A' || ch > 'Z') && (ch < 'a' || ch > 'z')) { |
| 402 goto invalid; | |
|
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
403 } |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
404 |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
405 break; |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
406 |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
407 case sw_spaces_before_argument: |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
408 switch (ch) { |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
409 case ' ': |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
410 break; |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
411 case CR: |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
412 state = sw_almost_done; |
| 527 | 413 s->arg_end = p; |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
414 break; |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
415 case LF: |
| 527 | 416 s->arg_end = p; |
| 417 goto done; | |
| 418 case '"': | |
| 419 if (s->args.nelts <= 2) { | |
| 420 s->quoted = 1; | |
| 421 s->arg_start = p + 1; | |
| 422 state = sw_argument; | |
| 423 break; | |
| 424 } | |
| 425 goto invalid; | |
| 426 case '{': | |
| 427 if (s->args.nelts <= 2) { | |
| 428 state = sw_literal; | |
| 429 break; | |
| 430 } | |
| 431 goto invalid; | |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
432 default: |
| 527 | 433 if (s->args.nelts <= 2) { |
| 434 s->arg_start = p; | |
| 435 state = sw_argument; | |
| 436 break; | |
| 437 } | |
| 438 goto invalid; | |
| 439 } | |
| 440 break; | |
| 441 | |
| 442 case sw_argument: | |
|
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1323
diff
changeset
|
443 if (ch == ' ' && s->quoted) { |
|
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1323
diff
changeset
|
444 break; |
|
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1323
diff
changeset
|
445 } |
|
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1323
diff
changeset
|
446 |
| 527 | 447 switch (ch) { |
| 448 case '"': | |
| 449 if (!s->quoted) { | |
| 450 break; | |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
451 } |
| 527 | 452 s->quoted = 0; |
| 453 /* fall through */ | |
| 454 case ' ': | |
| 455 case CR: | |
| 456 case LF: | |
| 457 arg = ngx_array_push(&s->args); | |
| 458 if (arg == NULL) { | |
| 459 return NGX_ERROR; | |
| 460 } | |
| 461 arg->len = p - s->arg_start; | |
| 462 arg->data = s->arg_start; | |
| 463 s->arg_start = NULL; | |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
464 |
| 527 | 465 switch (ch) { |
| 466 case '"': | |
| 467 case ' ': | |
| 468 state = sw_spaces_before_argument; | |
| 469 break; | |
| 470 case CR: | |
| 471 state = sw_almost_done; | |
| 472 break; | |
| 473 case LF: | |
| 474 goto done; | |
| 475 } | |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
476 break; |
| 543 | 477 case '\\': |
| 478 if (s->quoted) { | |
| 479 s->backslash = 1; | |
| 480 state = sw_backslash; | |
| 481 } | |
| 482 break; | |
| 483 } | |
| 484 break; | |
| 485 | |
| 486 case sw_backslash: | |
| 487 switch (ch) { | |
| 488 case CR: | |
| 489 case LF: | |
| 490 goto invalid; | |
| 491 default: | |
| 492 state = sw_argument; | |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
493 } |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
494 break; |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
495 |
| 527 | 496 case sw_literal: |
| 497 if (ch >= '0' && ch <= '9') { | |
| 498 s->literal_len = s->literal_len * 10 + (ch - '0'); | |
| 499 break; | |
| 500 } | |
| 501 if (ch == '}') { | |
| 502 state = sw_start_literal_argument; | |
| 503 break; | |
| 504 } | |
| 543 | 505 if (ch == '+') { |
| 506 state = sw_no_sync_literal_argument; | |
| 507 break; | |
| 508 } | |
| 509 goto invalid; | |
| 510 | |
| 511 case sw_no_sync_literal_argument: | |
| 512 if (ch == '}') { | |
| 513 s->no_sync_literal = 1; | |
| 514 state = sw_start_literal_argument; | |
| 515 break; | |
| 516 } | |
| 527 | 517 goto invalid; |
| 518 | |
| 519 case sw_start_literal_argument: | |
| 520 switch (ch) { | |
| 521 case CR: | |
| 522 break; | |
| 523 case LF: | |
| 524 s->buffer->pos = p + 1; | |
| 525 s->arg_start = p + 1; | |
| 543 | 526 if (s->no_sync_literal == 0) { |
| 527 s->state = sw_literal_argument; | |
| 528 return NGX_IMAP_NEXT; | |
| 529 } | |
| 530 state = sw_literal_argument; | |
| 531 s->no_sync_literal = 0; | |
| 532 break; | |
| 533 default: | |
| 534 goto invalid; | |
| 527 | 535 } |
| 543 | 536 break; |
| 527 | 537 |
| 538 case sw_literal_argument: | |
| 529 | 539 if (s->literal_len && --s->literal_len) { |
| 527 | 540 break; |
| 541 } | |
| 542 | |
| 543 arg = ngx_array_push(&s->args); | |
| 544 if (arg == NULL) { | |
| 545 return NGX_ERROR; | |
| 546 } | |
| 547 arg->len = p + 1 - s->arg_start; | |
| 548 arg->data = s->arg_start; | |
| 549 s->arg_start = NULL; | |
| 550 state = sw_end_literal_argument; | |
| 551 | |
| 552 break; | |
| 553 | |
| 554 case sw_end_literal_argument: | |
| 555 switch (ch) { | |
| 556 case '{': | |
| 557 if (s->args.nelts <= 2) { | |
| 558 state = sw_literal; | |
| 559 break; | |
| 560 } | |
| 561 goto invalid; | |
| 562 case CR: | |
| 563 state = sw_almost_done; | |
| 564 break; | |
| 565 case LF: | |
| 566 goto done; | |
| 567 default: | |
| 529 | 568 state = sw_spaces_before_argument; |
| 569 break; | |
| 527 | 570 } |
| 571 break; | |
| 572 | |
| 573 case sw_almost_done: | |
| 574 switch (ch) { | |
| 575 case LF: | |
| 576 goto done; | |
| 577 default: | |
| 578 goto invalid; | |
| 579 } | |
| 580 } | |
| 581 } | |
| 582 | |
| 583 s->buffer->pos = p; | |
| 584 s->state = state; | |
| 585 | |
| 586 return NGX_AGAIN; | |
| 587 | |
| 588 done: | |
| 589 | |
| 590 s->buffer->pos = p + 1; | |
| 591 | |
| 592 if (s->arg_start) { | |
| 593 arg = ngx_array_push(&s->args); | |
| 594 if (arg == NULL) { | |
| 595 return NGX_ERROR; | |
| 596 } | |
| 597 arg->len = s->arg_end - s->arg_start; | |
| 598 arg->data = s->arg_start; | |
| 543 | 599 |
| 527 | 600 s->arg_start = NULL; |
| 601 s->cmd_start = NULL; | |
| 602 s->quoted = 0; | |
| 543 | 603 s->no_sync_literal = 0; |
| 527 | 604 s->literal_len = 0; |
| 605 } | |
| 606 | |
| 1323 | 607 s->state = (s->command != NGX_IMAP_AUTHENTICATE) ? sw_start : sw_argument; |
| 527 | 608 |
| 609 return NGX_OK; | |
| 610 | |
| 611 invalid: | |
| 612 | |
| 613 s->state = sw_start; | |
| 614 s->quoted = 0; | |
| 543 | 615 s->no_sync_literal = 0; |
| 527 | 616 s->literal_len = 0; |
| 617 | |
| 1136 | 618 return NGX_MAIL_PARSE_INVALID_COMMAND; |
| 527 | 619 } |
| 620 | |
| 621 | |
| 1477 | 622 ngx_int_t |
| 623 ngx_mail_smtp_parse_command(ngx_mail_session_t *s) | |
| 527 | 624 { |
| 625 u_char ch, *p, *c, c0, c1, c2, c3; | |
| 626 ngx_str_t *arg; | |
| 627 enum { | |
| 628 sw_start = 0, | |
|
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5246
diff
changeset
|
629 sw_command, |
|
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5246
diff
changeset
|
630 sw_invalid, |
| 527 | 631 sw_spaces_before_argument, |
| 632 sw_argument, | |
| 633 sw_almost_done | |
| 634 } state; | |
| 635 | |
| 636 state = s->state; | |
| 637 | |
| 638 for (p = s->buffer->pos; p < s->buffer->last; p++) { | |
| 639 ch = *p; | |
| 640 | |
| 641 switch (state) { | |
| 642 | |
| 1136 | 643 /* SMTP command */ |
| 527 | 644 case sw_start: |
|
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5246
diff
changeset
|
645 s->cmd_start = p; |
|
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5246
diff
changeset
|
646 state = sw_command; |
|
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5246
diff
changeset
|
647 |
|
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5246
diff
changeset
|
648 /* fall through */ |
|
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5246
diff
changeset
|
649 |
|
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5246
diff
changeset
|
650 case sw_command: |
| 527 | 651 if (ch == ' ' || ch == CR || ch == LF) { |
|
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5246
diff
changeset
|
652 c = s->cmd_start; |
| 527 | 653 |
| 654 if (p - c == 4) { | |
| 655 | |
| 656 c0 = ngx_toupper(c[0]); | |
| 657 c1 = ngx_toupper(c[1]); | |
| 658 c2 = ngx_toupper(c[2]); | |
| 659 c3 = ngx_toupper(c[3]); | |
| 660 | |
| 1136 | 661 if (c0 == 'H' && c1 == 'E' && c2 == 'L' && c3 == 'O') |
| 527 | 662 { |
| 1136 | 663 s->command = NGX_SMTP_HELO; |
| 527 | 664 |
| 1136 | 665 } else if (c0 == 'E' && c1 == 'H' && c2 == 'L' && c3 == 'O') |
| 800 | 666 { |
| 1136 | 667 s->command = NGX_SMTP_EHLO; |
| 800 | 668 |
| 527 | 669 } else if (c0 == 'Q' && c1 == 'U' && c2 == 'I' && c3 == 'T') |
| 670 { | |
| 1136 | 671 s->command = NGX_SMTP_QUIT; |
| 527 | 672 |
| 809 | 673 } else if (c0 == 'A' && c1 == 'U' && c2 == 'T' && c3 == 'H') |
| 674 { | |
| 1136 | 675 s->command = NGX_SMTP_AUTH; |
| 809 | 676 |
| 527 | 677 } else if (c0 == 'N' && c1 == 'O' && c2 == 'O' && c3 == 'P') |
| 678 { | |
| 1136 | 679 s->command = NGX_SMTP_NOOP; |
| 680 | |
| 681 } else if (c0 == 'M' && c1 == 'A' && c2 == 'I' && c3 == 'L') | |
| 583 | 682 { |
| 1136 | 683 s->command = NGX_SMTP_MAIL; |
| 684 | |
| 685 } else if (c0 == 'R' && c1 == 'S' && c2 == 'E' && c3 == 'T') | |
| 686 { | |
| 687 s->command = NGX_SMTP_RSET; | |
| 688 | |
| 1322 | 689 } else if (c0 == 'R' && c1 == 'C' && c2 == 'P' && c3 == 'T') |
| 690 { | |
| 691 s->command = NGX_SMTP_RCPT; | |
| 692 | |
| 693 } else if (c0 == 'V' && c1 == 'R' && c2 == 'F' && c3 == 'Y') | |
| 694 { | |
| 695 s->command = NGX_SMTP_VRFY; | |
| 696 | |
| 697 } else if (c0 == 'E' && c1 == 'X' && c2 == 'P' && c3 == 'N') | |
| 698 { | |
| 699 s->command = NGX_SMTP_EXPN; | |
| 700 | |
| 701 } else if (c0 == 'H' && c1 == 'E' && c2 == 'L' && c3 == 'P') | |
| 702 { | |
| 703 s->command = NGX_SMTP_HELP; | |
| 704 | |
| 527 | 705 } else { |
| 706 goto invalid; | |
| 707 } | |
| 1322 | 708 #if (NGX_MAIL_SSL) |
| 709 } else if (p - c == 8) { | |
| 527 | 710 |
| 1322 | 711 if ((c[0] == 'S'|| c[0] == 's') |
| 712 && (c[1] == 'T'|| c[1] == 't') | |
| 713 && (c[2] == 'A'|| c[2] == 'a') | |
| 714 && (c[3] == 'R'|| c[3] == 'r') | |
| 715 && (c[4] == 'T'|| c[4] == 't') | |
| 716 && (c[5] == 'T'|| c[5] == 't') | |
| 717 && (c[6] == 'L'|| c[6] == 'l') | |
| 718 && (c[7] == 'S'|| c[7] == 's')) | |
| 719 { | |
| 720 s->command = NGX_SMTP_STARTTLS; | |
| 721 | |
| 722 } else { | |
| 723 goto invalid; | |
| 724 } | |
| 725 #endif | |
| 527 | 726 } else { |
| 727 goto invalid; | |
| 728 } | |
| 729 | |
|
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5246
diff
changeset
|
730 s->cmd.data = s->cmd_start; |
|
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5246
diff
changeset
|
731 s->cmd.len = p - s->cmd_start; |
|
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5246
diff
changeset
|
732 |
| 527 | 733 switch (ch) { |
| 734 case ' ': | |
| 735 state = sw_spaces_before_argument; | |
| 736 break; | |
| 737 case CR: | |
| 738 state = sw_almost_done; | |
| 739 break; | |
| 740 case LF: | |
| 741 goto done; | |
| 742 } | |
| 743 break; | |
| 744 } | |
| 745 | |
| 746 if ((ch < 'A' || ch > 'Z') && (ch < 'a' || ch > 'z')) { | |
| 747 goto invalid; | |
| 748 } | |
| 749 | |
| 750 break; | |
| 751 | |
|
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5246
diff
changeset
|
752 case sw_invalid: |
|
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5246
diff
changeset
|
753 goto invalid; |
|
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5246
diff
changeset
|
754 |
| 527 | 755 case sw_spaces_before_argument: |
| 756 switch (ch) { | |
| 757 case ' ': | |
| 758 break; | |
| 759 case CR: | |
| 760 state = sw_almost_done; | |
| 761 s->arg_end = p; | |
| 762 break; | |
| 763 case LF: | |
| 764 s->arg_end = p; | |
| 765 goto done; | |
| 766 default: | |
| 2309 | 767 if (s->args.nelts <= 10) { |
| 527 | 768 state = sw_argument; |
| 769 s->arg_start = p; | |
| 770 break; | |
| 771 } | |
| 772 goto invalid; | |
| 773 } | |
| 774 break; | |
| 775 | |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
776 case sw_argument: |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
777 switch (ch) { |
| 800 | 778 case ' ': |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
779 case CR: |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
780 case LF: |
| 501 | 781 arg = ngx_array_push(&s->args); |
| 782 if (arg == NULL) { | |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
783 return NGX_ERROR; |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
784 } |
| 527 | 785 arg->len = p - s->arg_start; |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
786 arg->data = s->arg_start; |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
787 s->arg_start = NULL; |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
788 |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
789 switch (ch) { |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
790 case ' ': |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
791 state = sw_spaces_before_argument; |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
792 break; |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
793 case CR: |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
794 state = sw_almost_done; |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
795 break; |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
796 case LF: |
| 527 | 797 goto done; |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
798 } |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
799 break; |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
800 |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
801 default: |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
802 break; |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
803 } |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
804 break; |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
805 |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
806 case sw_almost_done: |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
807 switch (ch) { |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
808 case LF: |
| 527 | 809 goto done; |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
810 default: |
| 527 | 811 goto invalid; |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
812 } |
|
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
813 } |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
814 } |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
815 |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
816 s->buffer->pos = p; |
| 527 | 817 s->state = state; |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
818 |
| 527 | 819 return NGX_AGAIN; |
| 820 | |
| 821 done: | |
| 822 | |
| 823 s->buffer->pos = p + 1; | |
| 824 | |
| 825 if (s->arg_start) { | |
| 826 arg = ngx_array_push(&s->args); | |
| 827 if (arg == NULL) { | |
| 828 return NGX_ERROR; | |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
829 } |
| 527 | 830 arg->len = s->arg_end - s->arg_start; |
| 831 arg->data = s->arg_start; | |
| 832 s->arg_start = NULL; | |
| 833 } | |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
417
diff
changeset
|
834 |
| 1136 | 835 s->state = (s->command != NGX_SMTP_AUTH) ? sw_start : sw_argument; |
| 836 | |
| 527 | 837 return NGX_OK; |
| 838 | |
| 839 invalid: | |
| 840 | |
|
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5246
diff
changeset
|
841 s->state = sw_invalid; |
| 810 | 842 s->arg_start = NULL; |
| 527 | 843 |
|
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5246
diff
changeset
|
844 /* skip invalid command till LF */ |
|
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5246
diff
changeset
|
845 |
|
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5246
diff
changeset
|
846 for (p = s->buffer->pos; p < s->buffer->last; p++) { |
|
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5246
diff
changeset
|
847 if (*p == LF) { |
|
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5246
diff
changeset
|
848 s->state = sw_start; |
|
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5246
diff
changeset
|
849 p++; |
|
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5246
diff
changeset
|
850 break; |
|
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5246
diff
changeset
|
851 } |
|
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5246
diff
changeset
|
852 } |
|
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5246
diff
changeset
|
853 |
|
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5246
diff
changeset
|
854 s->buffer->pos = p; |
|
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5246
diff
changeset
|
855 |
| 1136 | 856 return NGX_MAIL_PARSE_INVALID_COMMAND; |
|
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
857 } |
| 1479 | 858 |
| 859 | |
| 860 ngx_int_t | |
| 861 ngx_mail_auth_parse(ngx_mail_session_t *s, ngx_connection_t *c) | |
| 862 { | |
| 863 ngx_str_t *arg; | |
| 864 | |
| 865 #if (NGX_MAIL_SSL) | |
| 866 if (ngx_mail_starttls_only(s, c)) { | |
| 867 return NGX_MAIL_PARSE_INVALID_COMMAND; | |
| 868 } | |
| 869 #endif | |
| 870 | |
|
5246
b6562f98bfd8
Mail: fixed possible uninitialized memory access.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4759
diff
changeset
|
871 if (s->args.nelts == 0) { |
|
b6562f98bfd8
Mail: fixed possible uninitialized memory access.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4759
diff
changeset
|
872 return NGX_MAIL_PARSE_INVALID_COMMAND; |
|
b6562f98bfd8
Mail: fixed possible uninitialized memory access.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4759
diff
changeset
|
873 } |
|
b6562f98bfd8
Mail: fixed possible uninitialized memory access.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4759
diff
changeset
|
874 |
| 1479 | 875 arg = s->args.elts; |
| 876 | |
| 877 if (arg[0].len == 5) { | |
| 878 | |
| 879 if (ngx_strncasecmp(arg[0].data, (u_char *) "LOGIN", 5) == 0) { | |
| 880 | |
| 881 if (s->args.nelts == 1) { | |
| 882 return NGX_MAIL_AUTH_LOGIN; | |
| 883 } | |
| 884 | |
|
2495
a59b26eee816
compatibility with Microsoft's
Igor Sysoev <igor@sysoev.ru>
parents:
2309
diff
changeset
|
885 if (s->args.nelts == 2) { |
|
a59b26eee816
compatibility with Microsoft's
Igor Sysoev <igor@sysoev.ru>
parents:
2309
diff
changeset
|
886 return NGX_MAIL_AUTH_LOGIN_USERNAME; |
|
a59b26eee816
compatibility with Microsoft's
Igor Sysoev <igor@sysoev.ru>
parents:
2309
diff
changeset
|
887 } |
|
a59b26eee816
compatibility with Microsoft's
Igor Sysoev <igor@sysoev.ru>
parents:
2309
diff
changeset
|
888 |
| 1479 | 889 return NGX_MAIL_PARSE_INVALID_COMMAND; |
| 890 } | |
| 891 | |
| 892 if (ngx_strncasecmp(arg[0].data, (u_char *) "PLAIN", 5) == 0) { | |
| 893 | |
| 894 if (s->args.nelts == 1) { | |
| 895 return NGX_MAIL_AUTH_PLAIN; | |
| 896 } | |
| 897 | |
| 898 if (s->args.nelts == 2) { | |
| 899 return ngx_mail_auth_plain(s, c, 1); | |
| 900 } | |
| 901 } | |
| 902 | |
| 903 return NGX_MAIL_PARSE_INVALID_COMMAND; | |
| 904 } | |
| 905 | |
| 906 if (arg[0].len == 8) { | |
| 907 | |
|
6774
bcb107bb89cd
Mail: support SASL EXTERNAL (RFC 4422).
Rob N ★ <robn@fastmail.com>
parents:
5398
diff
changeset
|
908 if (ngx_strncasecmp(arg[0].data, (u_char *) "CRAM-MD5", 8) == 0) { |
|
bcb107bb89cd
Mail: support SASL EXTERNAL (RFC 4422).
Rob N ★ <robn@fastmail.com>
parents:
5398
diff
changeset
|
909 |
|
bcb107bb89cd
Mail: support SASL EXTERNAL (RFC 4422).
Rob N ★ <robn@fastmail.com>
parents:
5398
diff
changeset
|
910 if (s->args.nelts != 1) { |
|
bcb107bb89cd
Mail: support SASL EXTERNAL (RFC 4422).
Rob N ★ <robn@fastmail.com>
parents:
5398
diff
changeset
|
911 return NGX_MAIL_PARSE_INVALID_COMMAND; |
|
bcb107bb89cd
Mail: support SASL EXTERNAL (RFC 4422).
Rob N ★ <robn@fastmail.com>
parents:
5398
diff
changeset
|
912 } |
|
bcb107bb89cd
Mail: support SASL EXTERNAL (RFC 4422).
Rob N ★ <robn@fastmail.com>
parents:
5398
diff
changeset
|
913 |
|
bcb107bb89cd
Mail: support SASL EXTERNAL (RFC 4422).
Rob N ★ <robn@fastmail.com>
parents:
5398
diff
changeset
|
914 return NGX_MAIL_AUTH_CRAM_MD5; |
| 1479 | 915 } |
| 916 | |
|
6774
bcb107bb89cd
Mail: support SASL EXTERNAL (RFC 4422).
Rob N ★ <robn@fastmail.com>
parents:
5398
diff
changeset
|
917 if (ngx_strncasecmp(arg[0].data, (u_char *) "EXTERNAL", 8) == 0) { |
|
bcb107bb89cd
Mail: support SASL EXTERNAL (RFC 4422).
Rob N ★ <robn@fastmail.com>
parents:
5398
diff
changeset
|
918 |
|
bcb107bb89cd
Mail: support SASL EXTERNAL (RFC 4422).
Rob N ★ <robn@fastmail.com>
parents:
5398
diff
changeset
|
919 if (s->args.nelts == 1) { |
|
bcb107bb89cd
Mail: support SASL EXTERNAL (RFC 4422).
Rob N ★ <robn@fastmail.com>
parents:
5398
diff
changeset
|
920 return NGX_MAIL_AUTH_EXTERNAL; |
|
bcb107bb89cd
Mail: support SASL EXTERNAL (RFC 4422).
Rob N ★ <robn@fastmail.com>
parents:
5398
diff
changeset
|
921 } |
|
bcb107bb89cd
Mail: support SASL EXTERNAL (RFC 4422).
Rob N ★ <robn@fastmail.com>
parents:
5398
diff
changeset
|
922 |
|
bcb107bb89cd
Mail: support SASL EXTERNAL (RFC 4422).
Rob N ★ <robn@fastmail.com>
parents:
5398
diff
changeset
|
923 if (s->args.nelts == 2) { |
|
bcb107bb89cd
Mail: support SASL EXTERNAL (RFC 4422).
Rob N ★ <robn@fastmail.com>
parents:
5398
diff
changeset
|
924 return ngx_mail_auth_external(s, c, 1); |
|
bcb107bb89cd
Mail: support SASL EXTERNAL (RFC 4422).
Rob N ★ <robn@fastmail.com>
parents:
5398
diff
changeset
|
925 } |
| 1479 | 926 } |
|
6774
bcb107bb89cd
Mail: support SASL EXTERNAL (RFC 4422).
Rob N ★ <robn@fastmail.com>
parents:
5398
diff
changeset
|
927 |
|
bcb107bb89cd
Mail: support SASL EXTERNAL (RFC 4422).
Rob N ★ <robn@fastmail.com>
parents:
5398
diff
changeset
|
928 return NGX_MAIL_PARSE_INVALID_COMMAND; |
| 1479 | 929 } |
| 930 | |
| 931 return NGX_MAIL_PARSE_INVALID_COMMAND; | |
| 932 } |