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f2561fda MM |
1 | /* |
2 | * git-imap-send - drops patches into an imap Drafts folder | |
3 | * derived from isync/mbsync - mailbox synchronizer | |
4 | * | |
5 | * Copyright (C) 2000-2002 Michael R. Elkins <me@mutt.org> | |
6 | * Copyright (C) 2002-2004 Oswald Buddenhagen <ossi@users.sf.net> | |
7 | * Copyright (C) 2004 Theodore Y. Ts'o <tytso@mit.edu> | |
8 | * Copyright (C) 2006 Mike McCormack | |
9 | * | |
10 | * This program is free software; you can redistribute it and/or modify | |
11 | * it under the terms of the GNU General Public License as published by | |
12 | * the Free Software Foundation; either version 2 of the License, or | |
13 | * (at your option) any later version. | |
14 | * | |
15 | * This program is distributed in the hope that it will be useful, | |
16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | * GNU General Public License for more details. | |
19 | * | |
20 | * You should have received a copy of the GNU General Public License | |
d05b08cd | 21 | * along with this program; if not, see <https://www.gnu.org/licenses/>. |
f2561fda MM |
22 | */ |
23 | ||
15db4e7f | 24 | #include "git-compat-util.h" |
b2141fc1 | 25 | #include "config.h" |
791643a8 | 26 | #include "credential.h" |
f394e093 | 27 | #include "gettext.h" |
c94d2dd0 | 28 | #include "run-command.h" |
f1a35295 | 29 | #include "parse-options.h" |
e38da487 | 30 | #include "setup.h" |
30bced3a | 31 | #include "strbuf.h" |
5b52d9f1 | 32 | #if defined(NO_OPENSSL) && !defined(HAVE_OPENSSL_CSPRNG) |
684ec6c6 RS |
33 | typedef void *SSL; |
34 | #endif | |
1e16b255 BR |
35 | #ifdef USE_CURL_FOR_IMAP_SEND |
36 | #include "http.h" | |
37 | #endif | |
f2561fda | 38 | |
dbba42bb NMC |
39 | #if defined(USE_CURL_FOR_IMAP_SEND) |
40 | /* Always default to curl if it's available. */ | |
dcd01ea1 KM |
41 | #define USE_CURL_DEFAULT 1 |
42 | #else | |
dbba42bb | 43 | /* We don't have curl, so continue to use the historical implementation */ |
dcd01ea1 KM |
44 | #define USE_CURL_DEFAULT 0 |
45 | #endif | |
46 | ||
f1a35295 | 47 | static int verbosity; |
dcd01ea1 | 48 | static int use_curl = USE_CURL_DEFAULT; |
f1a35295 | 49 | |
1e16b255 | 50 | static const char * const imap_send_usage[] = { "git imap-send [-v] [-q] [--[no-]curl] < <mbox>", NULL }; |
f1a35295 BR |
51 | |
52 | static struct option imap_send_options[] = { | |
53 | OPT__VERBOSITY(&verbosity), | |
1e16b255 | 54 | OPT_BOOL(0, "curl", &use_curl, "use libcurl to communicate with the IMAP server"), |
f1a35295 BR |
55 | OPT_END() |
56 | }; | |
f2561fda | 57 | |
d23b1ecf | 58 | #undef DRV_OK |
f2561fda MM |
59 | #define DRV_OK 0 |
60 | #define DRV_MSG_BAD -1 | |
61 | #define DRV_BOX_BAD -2 | |
62 | #define DRV_STORE_BAD -3 | |
63 | ||
28bea9e5 | 64 | __attribute__((format (printf, 1, 2))) |
95c53908 | 65 | static void imap_info(const char *, ...); |
28bea9e5 | 66 | __attribute__((format (printf, 1, 2))) |
95c53908 | 67 | static void imap_warn(const char *, ...); |
f2561fda | 68 | |
95c53908 | 69 | static char *next_arg(char **); |
f2561fda | 70 | |
28bea9e5 | 71 | __attribute__((format (printf, 3, 4))) |
95c53908 | 72 | static int nfsnprintf(char *buf, int blen, const char *fmt, ...); |
f2561fda | 73 | |
19247e55 PH |
74 | static int nfvasprintf(char **strp, const char *fmt, va_list ap) |
75 | { | |
76 | int len; | |
77 | char tmp[8192]; | |
78 | ||
79 | len = vsnprintf(tmp, sizeof(tmp), fmt, ap); | |
80 | if (len < 0) | |
d7530708 | 81 | die("Fatal: Out of memory"); |
19247e55 | 82 | if (len >= sizeof(tmp)) |
d7530708 | 83 | die("imap command overflow!"); |
19247e55 PH |
84 | *strp = xmemdupz(tmp, len); |
85 | return len; | |
86 | } | |
f2561fda | 87 | |
9f1ad541 | 88 | struct imap_server_conf { |
50212361 NMC |
89 | const char *name; |
90 | const char *tunnel; | |
91 | const char *host; | |
f2561fda | 92 | int port; |
50212361 NMC |
93 | const char *folder; |
94 | const char *user; | |
95 | const char *pass; | |
684ec6c6 RS |
96 | int use_ssl; |
97 | int ssl_verify; | |
c64d84f1 | 98 | int use_html; |
50212361 | 99 | const char *auth_method; |
ae9c606e HM |
100 | }; |
101 | ||
102 | static struct imap_server_conf server = { | |
518f7059 | 103 | .ssl_verify = 1, |
9f1ad541 | 104 | }; |
f2561fda | 105 | |
9f1ad541 | 106 | struct imap_socket { |
7a7796e9 | 107 | int fd[2]; |
684ec6c6 | 108 | SSL *ssl; |
9f1ad541 | 109 | }; |
f2561fda | 110 | |
9f1ad541 JH |
111 | struct imap_buffer { |
112 | struct imap_socket sock; | |
f2561fda MM |
113 | int bytes; |
114 | int offset; | |
115 | char buf[1024]; | |
9f1ad541 | 116 | }; |
f2561fda MM |
117 | |
118 | struct imap_cmd; | |
119 | ||
9f1ad541 | 120 | struct imap { |
f2561fda | 121 | int uidnext; /* from SELECT responses */ |
f2561fda MM |
122 | unsigned caps, rcaps; /* CAPABILITY results */ |
123 | /* command queue */ | |
124 | int nexttag, num_in_progress, literal_pending; | |
125 | struct imap_cmd *in_progress, **in_progress_append; | |
9f1ad541 JH |
126 | struct imap_buffer buf; /* this is BIG, so put it last */ |
127 | }; | |
f2561fda | 128 | |
9f1ad541 | 129 | struct imap_store { |
636fd66b MH |
130 | /* currently open mailbox */ |
131 | const char *name; /* foreign! maybe preset? */ | |
132 | int uidvalidity; | |
9f1ad541 | 133 | struct imap *imap; |
f2561fda | 134 | const char *prefix; |
9f1ad541 | 135 | }; |
f2561fda MM |
136 | |
137 | struct imap_cmd_cb { | |
ec9e358a | 138 | int (*cont)(struct imap_store *ctx, const char *prompt); |
f2561fda MM |
139 | void *ctx; |
140 | char *data; | |
141 | int dlen; | |
f2561fda MM |
142 | }; |
143 | ||
144 | struct imap_cmd { | |
145 | struct imap_cmd *next; | |
146 | struct imap_cmd_cb cb; | |
147 | char *cmd; | |
148 | int tag; | |
149 | }; | |
150 | ||
151 | #define CAP(cap) (imap->caps & (1 << (cap))) | |
152 | ||
153 | enum CAPABILITY { | |
154 | NOLOGIN = 0, | |
155 | UIDPLUS, | |
156 | LITERALPLUS, | |
157 | NAMESPACE, | |
684ec6c6 | 158 | STARTTLS, |
4b05548f | 159 | AUTH_CRAM_MD5 |
f2561fda MM |
160 | }; |
161 | ||
162 | static const char *cap_list[] = { | |
163 | "LOGINDISABLED", | |
164 | "UIDPLUS", | |
165 | "LITERAL+", | |
166 | "NAMESPACE", | |
684ec6c6 | 167 | "STARTTLS", |
ae9c606e | 168 | "AUTH=CRAM-MD5", |
f2561fda MM |
169 | }; |
170 | ||
171 | #define RESP_OK 0 | |
172 | #define RESP_NO 1 | |
173 | #define RESP_BAD 2 | |
174 | ||
9f1ad541 | 175 | static int get_cmd_result(struct imap_store *ctx, struct imap_cmd *tcmd); |
f2561fda MM |
176 | |
177 | ||
684ec6c6 RS |
178 | #ifndef NO_OPENSSL |
179 | static void ssl_socket_perror(const char *func) | |
180 | { | |
2af202be | 181 | fprintf(stderr, "%s: %s\n", func, ERR_error_string(ERR_get_error(), NULL)); |
684ec6c6 RS |
182 | } |
183 | #endif | |
184 | ||
9f1ad541 | 185 | static void socket_perror(const char *func, struct imap_socket *sock, int ret) |
f2561fda | 186 | { |
684ec6c6 RS |
187 | #ifndef NO_OPENSSL |
188 | if (sock->ssl) { | |
189 | int sslerr = SSL_get_error(sock->ssl, ret); | |
190 | switch (sslerr) { | |
191 | case SSL_ERROR_NONE: | |
192 | break; | |
193 | case SSL_ERROR_SYSCALL: | |
194 | perror("SSL_connect"); | |
195 | break; | |
196 | default: | |
197 | ssl_socket_perror("SSL_connect"); | |
198 | break; | |
199 | } | |
200 | } else | |
201 | #endif | |
202 | { | |
203 | if (ret < 0) | |
204 | perror(func); | |
205 | else | |
206 | fprintf(stderr, "%s: unexpected EOF\n", func); | |
207 | } | |
2c3c3d88 JK |
208 | /* mark as used to appease -Wunused-parameter with NO_OPENSSL */ |
209 | (void)sock; | |
684ec6c6 RS |
210 | } |
211 | ||
1e1fe529 | 212 | #ifdef NO_OPENSSL |
2c3c3d88 JK |
213 | static int ssl_socket_connect(struct imap_socket *sock UNUSED, |
214 | int use_tls_only UNUSED, | |
215 | int verify UNUSED) | |
684ec6c6 | 216 | { |
684ec6c6 RS |
217 | fprintf(stderr, "SSL requested but SSL support not compiled in\n"); |
218 | return -1; | |
1e1fe529 JH |
219 | } |
220 | ||
1e380ddc | 221 | #else |
1e1fe529 | 222 | |
b62fb077 OB |
223 | static int host_matches(const char *host, const char *pattern) |
224 | { | |
225 | if (pattern[0] == '*' && pattern[1] == '.') { | |
226 | pattern += 2; | |
227 | if (!(host = strchr(host, '.'))) | |
228 | return 0; | |
229 | host++; | |
230 | } | |
231 | ||
232 | return *host && *pattern && !strcasecmp(host, pattern); | |
233 | } | |
234 | ||
235 | static int verify_hostname(X509 *cert, const char *hostname) | |
236 | { | |
237 | int len; | |
238 | X509_NAME *subj; | |
239 | char cname[1000]; | |
e174744a OB |
240 | int i, found; |
241 | STACK_OF(GENERAL_NAME) *subj_alt_names; | |
242 | ||
243 | /* try the DNS subjectAltNames */ | |
244 | found = 0; | |
245 | if ((subj_alt_names = X509_get_ext_d2i(cert, NID_subject_alt_name, NULL, NULL))) { | |
246 | int num_subj_alt_names = sk_GENERAL_NAME_num(subj_alt_names); | |
247 | for (i = 0; !found && i < num_subj_alt_names; i++) { | |
248 | GENERAL_NAME *subj_alt_name = sk_GENERAL_NAME_value(subj_alt_names, i); | |
249 | if (subj_alt_name->type == GEN_DNS && | |
250 | strlen((const char *)subj_alt_name->d.ia5->data) == (size_t)subj_alt_name->d.ia5->length && | |
251 | host_matches(hostname, (const char *)(subj_alt_name->d.ia5->data))) | |
252 | found = 1; | |
253 | } | |
254 | sk_GENERAL_NAME_pop_free(subj_alt_names, GENERAL_NAME_free); | |
255 | } | |
256 | if (found) | |
257 | return 0; | |
b62fb077 OB |
258 | |
259 | /* try the common name */ | |
260 | if (!(subj = X509_get_subject_name(cert))) | |
261 | return error("cannot get certificate subject"); | |
262 | if ((len = X509_NAME_get_text_by_NID(subj, NID_commonName, cname, sizeof(cname))) < 0) | |
263 | return error("cannot get certificate common name"); | |
264 | if (strlen(cname) == (size_t)len && host_matches(hostname, cname)) | |
265 | return 0; | |
266 | return error("certificate owner '%s' does not match hostname '%s'", | |
267 | cname, hostname); | |
268 | } | |
269 | ||
1e1fe529 JH |
270 | static int ssl_socket_connect(struct imap_socket *sock, int use_tls_only, int verify) |
271 | { | |
1e380ddc VL |
272 | #if (OPENSSL_VERSION_NUMBER >= 0x10000000L) |
273 | const SSL_METHOD *meth; | |
684ec6c6 RS |
274 | #else |
275 | SSL_METHOD *meth; | |
1e380ddc | 276 | #endif |
684ec6c6 RS |
277 | SSL_CTX *ctx; |
278 | int ret; | |
b62fb077 | 279 | X509 *cert; |
684ec6c6 RS |
280 | |
281 | SSL_library_init(); | |
282 | SSL_load_error_strings(); | |
283 | ||
b51c0d4b | 284 | meth = SSLv23_method(); |
684ec6c6 RS |
285 | if (!meth) { |
286 | ssl_socket_perror("SSLv23_method"); | |
287 | return -1; | |
288 | } | |
289 | ||
290 | ctx = SSL_CTX_new(meth); | |
6738a33b KY |
291 | if (!ctx) { |
292 | ssl_socket_perror("SSL_CTX_new"); | |
293 | return -1; | |
294 | } | |
684ec6c6 | 295 | |
b51c0d4b KY |
296 | if (use_tls_only) |
297 | SSL_CTX_set_options(ctx, SSL_OP_NO_SSLv2 | SSL_OP_NO_SSLv3); | |
684ec6c6 RS |
298 | |
299 | if (verify) | |
300 | SSL_CTX_set_verify(ctx, SSL_VERIFY_PEER, NULL); | |
301 | ||
302 | if (!SSL_CTX_set_default_verify_paths(ctx)) { | |
303 | ssl_socket_perror("SSL_CTX_set_default_verify_paths"); | |
304 | return -1; | |
305 | } | |
306 | sock->ssl = SSL_new(ctx); | |
307 | if (!sock->ssl) { | |
308 | ssl_socket_perror("SSL_new"); | |
309 | return -1; | |
310 | } | |
7a7796e9 EFL |
311 | if (!SSL_set_rfd(sock->ssl, sock->fd[0])) { |
312 | ssl_socket_perror("SSL_set_rfd"); | |
313 | return -1; | |
314 | } | |
315 | if (!SSL_set_wfd(sock->ssl, sock->fd[1])) { | |
316 | ssl_socket_perror("SSL_set_wfd"); | |
684ec6c6 RS |
317 | return -1; |
318 | } | |
319 | ||
698a1ec4 JH |
320 | #ifdef SSL_CTRL_SET_TLSEXT_HOSTNAME |
321 | /* | |
322 | * SNI (RFC4366) | |
323 | * OpenSSL does not document this function, but the implementation | |
324 | * returns 1 on success, 0 on failure after calling SSLerr(). | |
325 | */ | |
326 | ret = SSL_set_tlsext_host_name(sock->ssl, server.host); | |
327 | if (ret != 1) | |
328 | warning("SSL_set_tlsext_host_name(%s) failed.", server.host); | |
329 | #endif | |
330 | ||
684ec6c6 RS |
331 | ret = SSL_connect(sock->ssl); |
332 | if (ret <= 0) { | |
333 | socket_perror("SSL_connect", sock, ret); | |
334 | return -1; | |
335 | } | |
336 | ||
b62fb077 OB |
337 | if (verify) { |
338 | /* make sure the hostname matches that of the certificate */ | |
339 | cert = SSL_get_peer_certificate(sock->ssl); | |
340 | if (!cert) | |
341 | return error("unable to get peer certificate."); | |
342 | if (verify_hostname(cert, server.host) < 0) | |
343 | return -1; | |
344 | } | |
345 | ||
684ec6c6 | 346 | return 0; |
f2561fda | 347 | } |
1e1fe529 | 348 | #endif |
f2561fda | 349 | |
9f1ad541 | 350 | static int socket_read(struct imap_socket *sock, char *buf, int len) |
f2561fda | 351 | { |
684ec6c6 RS |
352 | ssize_t n; |
353 | #ifndef NO_OPENSSL | |
354 | if (sock->ssl) | |
355 | n = SSL_read(sock->ssl, buf, len); | |
356 | else | |
357 | #endif | |
7a7796e9 | 358 | n = xread(sock->fd[0], buf, len); |
f2561fda | 359 | if (n <= 0) { |
95c53908 | 360 | socket_perror("read", sock, n); |
7a7796e9 EFL |
361 | close(sock->fd[0]); |
362 | close(sock->fd[1]); | |
363 | sock->fd[0] = sock->fd[1] = -1; | |
f2561fda MM |
364 | } |
365 | return n; | |
366 | } | |
367 | ||
9f1ad541 | 368 | static int socket_write(struct imap_socket *sock, const char *buf, int len) |
f2561fda | 369 | { |
684ec6c6 RS |
370 | int n; |
371 | #ifndef NO_OPENSSL | |
372 | if (sock->ssl) | |
373 | n = SSL_write(sock->ssl, buf, len); | |
374 | else | |
375 | #endif | |
7a7796e9 | 376 | n = write_in_full(sock->fd[1], buf, len); |
f2561fda | 377 | if (n != len) { |
95c53908 | 378 | socket_perror("write", sock, n); |
7a7796e9 EFL |
379 | close(sock->fd[0]); |
380 | close(sock->fd[1]); | |
381 | sock->fd[0] = sock->fd[1] = -1; | |
f2561fda MM |
382 | } |
383 | return n; | |
384 | } | |
385 | ||
9f1ad541 | 386 | static void socket_shutdown(struct imap_socket *sock) |
684ec6c6 RS |
387 | { |
388 | #ifndef NO_OPENSSL | |
389 | if (sock->ssl) { | |
390 | SSL_shutdown(sock->ssl); | |
391 | SSL_free(sock->ssl); | |
392 | } | |
393 | #endif | |
7a7796e9 EFL |
394 | close(sock->fd[0]); |
395 | close(sock->fd[1]); | |
684ec6c6 RS |
396 | } |
397 | ||
f2561fda | 398 | /* simple line buffering */ |
9f1ad541 | 399 | static int buffer_gets(struct imap_buffer *b, char **s) |
f2561fda MM |
400 | { |
401 | int n; | |
402 | int start = b->offset; | |
403 | ||
404 | *s = b->buf + start; | |
405 | ||
406 | for (;;) { | |
407 | /* make sure we have enough data to read the \r\n sequence */ | |
408 | if (b->offset + 1 >= b->bytes) { | |
409 | if (start) { | |
410 | /* shift down used bytes */ | |
411 | *s = b->buf; | |
412 | ||
95c53908 | 413 | assert(start <= b->bytes); |
f2561fda MM |
414 | n = b->bytes - start; |
415 | ||
416 | if (n) | |
173a9cbe | 417 | memmove(b->buf, b->buf + start, n); |
f2561fda MM |
418 | b->offset -= start; |
419 | b->bytes = n; | |
420 | start = 0; | |
421 | } | |
422 | ||
95c53908 RS |
423 | n = socket_read(&b->sock, b->buf + b->bytes, |
424 | sizeof(b->buf) - b->bytes); | |
f2561fda MM |
425 | |
426 | if (n <= 0) | |
427 | return -1; | |
428 | ||
429 | b->bytes += n; | |
430 | } | |
431 | ||
432 | if (b->buf[b->offset] == '\r') { | |
95c53908 | 433 | assert(b->offset + 1 < b->bytes); |
f2561fda MM |
434 | if (b->buf[b->offset + 1] == '\n') { |
435 | b->buf[b->offset] = 0; /* terminate the string */ | |
436 | b->offset += 2; /* next line */ | |
f1a35295 | 437 | if (0 < verbosity) |
95c53908 | 438 | puts(*s); |
f2561fda MM |
439 | return 0; |
440 | } | |
441 | } | |
442 | ||
443 | b->offset++; | |
444 | } | |
445 | /* not reached */ | |
446 | } | |
447 | ||
48ca53ca | 448 | __attribute__((format (printf, 1, 2))) |
95c53908 | 449 | static void imap_info(const char *msg, ...) |
f2561fda MM |
450 | { |
451 | va_list va; | |
452 | ||
f1a35295 | 453 | if (0 <= verbosity) { |
95c53908 RS |
454 | va_start(va, msg); |
455 | vprintf(msg, va); | |
456 | va_end(va); | |
457 | fflush(stdout); | |
f2561fda MM |
458 | } |
459 | } | |
460 | ||
48ca53ca | 461 | __attribute__((format (printf, 1, 2))) |
95c53908 | 462 | static void imap_warn(const char *msg, ...) |
f2561fda MM |
463 | { |
464 | va_list va; | |
465 | ||
f1a35295 | 466 | if (-2 < verbosity) { |
95c53908 RS |
467 | va_start(va, msg); |
468 | vfprintf(stderr, msg, va); | |
469 | va_end(va); | |
f2561fda MM |
470 | } |
471 | } | |
472 | ||
95c53908 | 473 | static char *next_arg(char **s) |
f2561fda MM |
474 | { |
475 | char *ret; | |
476 | ||
477 | if (!s || !*s) | |
5142db69 | 478 | return NULL; |
95c53908 | 479 | while (isspace((unsigned char) **s)) |
f2561fda MM |
480 | (*s)++; |
481 | if (!**s) { | |
5142db69 RS |
482 | *s = NULL; |
483 | return NULL; | |
f2561fda MM |
484 | } |
485 | if (**s == '"') { | |
486 | ++*s; | |
487 | ret = *s; | |
95c53908 | 488 | *s = strchr(*s, '"'); |
f2561fda MM |
489 | } else { |
490 | ret = *s; | |
95c53908 | 491 | while (**s && !isspace((unsigned char) **s)) |
f2561fda MM |
492 | (*s)++; |
493 | } | |
494 | if (*s) { | |
495 | if (**s) | |
496 | *(*s)++ = 0; | |
497 | if (!**s) | |
5142db69 | 498 | *s = NULL; |
f2561fda MM |
499 | } |
500 | return ret; | |
501 | } | |
502 | ||
48ca53ca | 503 | __attribute__((format (printf, 3, 4))) |
95c53908 | 504 | static int nfsnprintf(char *buf, int blen, const char *fmt, ...) |
f2561fda MM |
505 | { |
506 | int ret; | |
507 | va_list va; | |
508 | ||
95c53908 RS |
509 | va_start(va, fmt); |
510 | if (blen <= 0 || (unsigned)(ret = vsnprintf(buf, blen, fmt, va)) >= (unsigned)blen) | |
033abf97 | 511 | BUG("buffer too small. Please report a bug."); |
95c53908 | 512 | va_end(va); |
f2561fda MM |
513 | return ret; |
514 | } | |
515 | ||
e0d8e308 TF |
516 | static struct imap_cmd *issue_imap_cmd(struct imap_store *ctx, |
517 | struct imap_cmd_cb *cb, | |
518 | const char *fmt, va_list ap) | |
f2561fda | 519 | { |
9f1ad541 | 520 | struct imap *imap = ctx->imap; |
f2561fda MM |
521 | struct imap_cmd *cmd; |
522 | int n, bufl; | |
523 | char buf[1024]; | |
524 | ||
95c53908 RS |
525 | cmd = xmalloc(sizeof(struct imap_cmd)); |
526 | nfvasprintf(&cmd->cmd, fmt, ap); | |
f2561fda MM |
527 | cmd->tag = ++imap->nexttag; |
528 | ||
529 | if (cb) | |
530 | cmd->cb = *cb; | |
531 | else | |
95c53908 | 532 | memset(&cmd->cb, 0, sizeof(cmd->cb)); |
f2561fda MM |
533 | |
534 | while (imap->literal_pending) | |
95c53908 | 535 | get_cmd_result(ctx, NULL); |
f2561fda | 536 | |
1702b138 ÆAB |
537 | if (!cmd->cb.data) |
538 | bufl = nfsnprintf(buf, sizeof(buf), "%d %s\r\n", cmd->tag, cmd->cmd); | |
539 | else | |
540 | bufl = nfsnprintf(buf, sizeof(buf), "%d %s{%d%s}\r\n", | |
541 | cmd->tag, cmd->cmd, cmd->cb.dlen, | |
542 | CAP(LITERALPLUS) ? "+" : ""); | |
f2561fda | 543 | |
f1a35295 | 544 | if (0 < verbosity) { |
f2561fda | 545 | if (imap->num_in_progress) |
95c53908 | 546 | printf("(%d in progress) ", imap->num_in_progress); |
ba9b9e12 | 547 | if (!starts_with(cmd->cmd, "LOGIN")) |
95c53908 | 548 | printf(">>> %s", buf); |
f2561fda | 549 | else |
95c53908 | 550 | printf(">>> %d LOGIN <user> <pass>\n", cmd->tag); |
f2561fda | 551 | } |
95c53908 RS |
552 | if (socket_write(&imap->buf.sock, buf, bufl) != bufl) { |
553 | free(cmd->cmd); | |
554 | free(cmd); | |
8e0f7003 | 555 | if (cb) |
95c53908 | 556 | free(cb->data); |
f2561fda MM |
557 | return NULL; |
558 | } | |
559 | if (cmd->cb.data) { | |
560 | if (CAP(LITERALPLUS)) { | |
95c53908 RS |
561 | n = socket_write(&imap->buf.sock, cmd->cb.data, cmd->cb.dlen); |
562 | free(cmd->cb.data); | |
f2561fda | 563 | if (n != cmd->cb.dlen || |
8e76bf3f | 564 | socket_write(&imap->buf.sock, "\r\n", 2) != 2) { |
95c53908 RS |
565 | free(cmd->cmd); |
566 | free(cmd); | |
f2561fda MM |
567 | return NULL; |
568 | } | |
5142db69 | 569 | cmd->cb.data = NULL; |
f2561fda MM |
570 | } else |
571 | imap->literal_pending = 1; | |
572 | } else if (cmd->cb.cont) | |
573 | imap->literal_pending = 1; | |
5142db69 | 574 | cmd->next = NULL; |
f2561fda MM |
575 | *imap->in_progress_append = cmd; |
576 | imap->in_progress_append = &cmd->next; | |
577 | imap->num_in_progress++; | |
578 | return cmd; | |
579 | } | |
580 | ||
28bea9e5 | 581 | __attribute__((format (printf, 3, 4))) |
9f1ad541 | 582 | static int imap_exec(struct imap_store *ctx, struct imap_cmd_cb *cb, |
95c53908 | 583 | const char *fmt, ...) |
f2561fda MM |
584 | { |
585 | va_list ap; | |
586 | struct imap_cmd *cmdp; | |
587 | ||
95c53908 | 588 | va_start(ap, fmt); |
e0d8e308 | 589 | cmdp = issue_imap_cmd(ctx, cb, fmt, ap); |
95c53908 | 590 | va_end(ap); |
f2561fda MM |
591 | if (!cmdp) |
592 | return RESP_BAD; | |
593 | ||
95c53908 | 594 | return get_cmd_result(ctx, cmdp); |
f2561fda MM |
595 | } |
596 | ||
28bea9e5 | 597 | __attribute__((format (printf, 3, 4))) |
9f1ad541 | 598 | static int imap_exec_m(struct imap_store *ctx, struct imap_cmd_cb *cb, |
95c53908 | 599 | const char *fmt, ...) |
f2561fda MM |
600 | { |
601 | va_list ap; | |
602 | struct imap_cmd *cmdp; | |
603 | ||
95c53908 | 604 | va_start(ap, fmt); |
e0d8e308 | 605 | cmdp = issue_imap_cmd(ctx, cb, fmt, ap); |
95c53908 | 606 | va_end(ap); |
f2561fda MM |
607 | if (!cmdp) |
608 | return DRV_STORE_BAD; | |
609 | ||
95c53908 | 610 | switch (get_cmd_result(ctx, cmdp)) { |
f2561fda MM |
611 | case RESP_BAD: return DRV_STORE_BAD; |
612 | case RESP_NO: return DRV_MSG_BAD; | |
613 | default: return DRV_OK; | |
614 | } | |
615 | } | |
616 | ||
3648b4d9 | 617 | static int skip_imap_list_l(char **sp, int level) |
f2561fda | 618 | { |
3648b4d9 | 619 | char *s = *sp; |
f2561fda MM |
620 | |
621 | for (;;) { | |
95c53908 | 622 | while (isspace((unsigned char)*s)) |
f2561fda MM |
623 | s++; |
624 | if (level && *s == ')') { | |
625 | s++; | |
626 | break; | |
627 | } | |
f2561fda MM |
628 | if (*s == '(') { |
629 | /* sublist */ | |
630 | s++; | |
3648b4d9 | 631 | if (skip_imap_list_l(&s, level + 1)) |
f2561fda MM |
632 | goto bail; |
633 | } else if (*s == '"') { | |
634 | /* quoted string */ | |
635 | s++; | |
f2561fda MM |
636 | for (; *s != '"'; s++) |
637 | if (!*s) | |
638 | goto bail; | |
f2561fda | 639 | s++; |
f2561fda MM |
640 | } else { |
641 | /* atom */ | |
95c53908 | 642 | for (; *s && !isspace((unsigned char)*s); s++) |
f2561fda MM |
643 | if (level && *s == ')') |
644 | break; | |
f2561fda MM |
645 | } |
646 | ||
647 | if (!level) | |
648 | break; | |
649 | if (!*s) | |
650 | goto bail; | |
651 | } | |
652 | *sp = s; | |
f2561fda MM |
653 | return 0; |
654 | ||
9f1ad541 | 655 | bail: |
f2561fda MM |
656 | return -1; |
657 | } | |
658 | ||
3648b4d9 | 659 | static void skip_list(char **sp) |
f2561fda | 660 | { |
3648b4d9 | 661 | skip_imap_list_l(sp, 0); |
f2561fda MM |
662 | } |
663 | ||
9f1ad541 | 664 | static void parse_capability(struct imap *imap, char *cmd) |
f2561fda MM |
665 | { |
666 | char *arg; | |
667 | unsigned i; | |
668 | ||
669 | imap->caps = 0x80000000; | |
95c53908 | 670 | while ((arg = next_arg(&cmd))) |
f2561fda | 671 | for (i = 0; i < ARRAY_SIZE(cap_list); i++) |
95c53908 | 672 | if (!strcmp(cap_list[i], arg)) |
f2561fda MM |
673 | imap->caps |= 1 << i; |
674 | imap->rcaps = imap->caps; | |
675 | } | |
676 | ||
9f1ad541 | 677 | static int parse_response_code(struct imap_store *ctx, struct imap_cmd_cb *cb, |
95c53908 | 678 | char *s) |
f2561fda | 679 | { |
9f1ad541 | 680 | struct imap *imap = ctx->imap; |
f2561fda MM |
681 | char *arg, *p; |
682 | ||
618ec81a | 683 | if (!s || *s != '[') |
f2561fda MM |
684 | return RESP_OK; /* no response code */ |
685 | s++; | |
95c53908 RS |
686 | if (!(p = strchr(s, ']'))) { |
687 | fprintf(stderr, "IMAP error: malformed response code\n"); | |
f2561fda MM |
688 | return RESP_BAD; |
689 | } | |
690 | *p++ = 0; | |
95c53908 | 691 | arg = next_arg(&s); |
f54c5bd4 RS |
692 | if (!arg) { |
693 | fprintf(stderr, "IMAP error: empty response code\n"); | |
694 | return RESP_BAD; | |
695 | } | |
95c53908 | 696 | if (!strcmp("UIDVALIDITY", arg)) { |
636fd66b | 697 | if (!(arg = next_arg(&s)) || !(ctx->uidvalidity = atoi(arg))) { |
95c53908 | 698 | fprintf(stderr, "IMAP error: malformed UIDVALIDITY status\n"); |
f2561fda MM |
699 | return RESP_BAD; |
700 | } | |
95c53908 RS |
701 | } else if (!strcmp("UIDNEXT", arg)) { |
702 | if (!(arg = next_arg(&s)) || !(imap->uidnext = atoi(arg))) { | |
703 | fprintf(stderr, "IMAP error: malformed NEXTUID status\n"); | |
f2561fda MM |
704 | return RESP_BAD; |
705 | } | |
95c53908 RS |
706 | } else if (!strcmp("CAPABILITY", arg)) { |
707 | parse_capability(imap, s); | |
708 | } else if (!strcmp("ALERT", arg)) { | |
f2561fda MM |
709 | /* RFC2060 says that these messages MUST be displayed |
710 | * to the user | |
711 | */ | |
95c53908 RS |
712 | for (; isspace((unsigned char)*p); p++); |
713 | fprintf(stderr, "*** IMAP ALERT *** %s\n", p); | |
714 | } else if (cb && cb->ctx && !strcmp("APPENDUID", arg)) { | |
636fd66b | 715 | if (!(arg = next_arg(&s)) || !(ctx->uidvalidity = atoi(arg)) || |
9f1ad541 | 716 | !(arg = next_arg(&s)) || !(*(int *)cb->ctx = atoi(arg))) { |
95c53908 | 717 | fprintf(stderr, "IMAP error: malformed APPENDUID status\n"); |
f2561fda MM |
718 | return RESP_BAD; |
719 | } | |
720 | } | |
721 | return RESP_OK; | |
722 | } | |
723 | ||
9f1ad541 | 724 | static int get_cmd_result(struct imap_store *ctx, struct imap_cmd *tcmd) |
f2561fda | 725 | { |
9f1ad541 | 726 | struct imap *imap = ctx->imap; |
e0d8e308 | 727 | struct imap_cmd *cmdp, **pcmdp; |
f54c5bd4 RS |
728 | char *cmd; |
729 | const char *arg, *arg1; | |
f2561fda MM |
730 | int n, resp, resp2, tag; |
731 | ||
732 | for (;;) { | |
95c53908 | 733 | if (buffer_gets(&imap->buf, &cmd)) |
f2561fda MM |
734 | return RESP_BAD; |
735 | ||
95c53908 | 736 | arg = next_arg(&cmd); |
f54c5bd4 RS |
737 | if (!arg) { |
738 | fprintf(stderr, "IMAP error: empty response\n"); | |
739 | return RESP_BAD; | |
740 | } | |
f2561fda | 741 | if (*arg == '*') { |
95c53908 | 742 | arg = next_arg(&cmd); |
f2561fda | 743 | if (!arg) { |
95c53908 | 744 | fprintf(stderr, "IMAP error: unable to parse untagged response\n"); |
f2561fda MM |
745 | return RESP_BAD; |
746 | } | |
747 | ||
95c53908 | 748 | if (!strcmp("NAMESPACE", arg)) { |
3648b4d9 MH |
749 | /* rfc2342 NAMESPACE response. */ |
750 | skip_list(&cmd); /* Personal mailboxes */ | |
751 | skip_list(&cmd); /* Others' mailboxes */ | |
752 | skip_list(&cmd); /* Shared mailboxes */ | |
95c53908 RS |
753 | } else if (!strcmp("OK", arg) || !strcmp("BAD", arg) || |
754 | !strcmp("NO", arg) || !strcmp("BYE", arg)) { | |
755 | if ((resp = parse_response_code(ctx, NULL, cmd)) != RESP_OK) | |
f2561fda | 756 | return resp; |
1efee7ff | 757 | } else if (!strcmp("CAPABILITY", arg)) { |
95c53908 | 758 | parse_capability(imap, cmd); |
1efee7ff MH |
759 | } else if ((arg1 = next_arg(&cmd))) { |
760 | ; /* | |
761 | * Unhandled response-data with at least two words. | |
762 | * Ignore it. | |
763 | * | |
764 | * NEEDSWORK: Previously this case handled '<num> EXISTS' | |
765 | * and '<num> RECENT' but as a probably-unintended side | |
766 | * effect it ignores other unrecognized two-word | |
767 | * responses. imap-send doesn't ever try to read | |
768 | * messages or mailboxes these days, so consider | |
769 | * eliminating this case. | |
770 | */ | |
f2561fda | 771 | } else { |
95c53908 | 772 | fprintf(stderr, "IMAP error: unable to parse untagged response\n"); |
f2561fda MM |
773 | return RESP_BAD; |
774 | } | |
775 | } else if (!imap->in_progress) { | |
95c53908 | 776 | fprintf(stderr, "IMAP error: unexpected reply: %s %s\n", arg, cmd ? cmd : ""); |
f2561fda MM |
777 | return RESP_BAD; |
778 | } else if (*arg == '+') { | |
779 | /* This can happen only with the last command underway, as | |
780 | it enforces a round-trip. */ | |
781 | cmdp = (struct imap_cmd *)((char *)imap->in_progress_append - | |
782 | offsetof(struct imap_cmd, next)); | |
783 | if (cmdp->cb.data) { | |
95c53908 | 784 | n = socket_write(&imap->buf.sock, cmdp->cb.data, cmdp->cb.dlen); |
6a83d902 | 785 | FREE_AND_NULL(cmdp->cb.data); |
f2561fda MM |
786 | if (n != (int)cmdp->cb.dlen) |
787 | return RESP_BAD; | |
788 | } else if (cmdp->cb.cont) { | |
ec9e358a | 789 | if (cmdp->cb.cont(ctx, cmd)) |
f2561fda MM |
790 | return RESP_BAD; |
791 | } else { | |
95c53908 | 792 | fprintf(stderr, "IMAP error: unexpected command continuation request\n"); |
f2561fda MM |
793 | return RESP_BAD; |
794 | } | |
95c53908 | 795 | if (socket_write(&imap->buf.sock, "\r\n", 2) != 2) |
f2561fda MM |
796 | return RESP_BAD; |
797 | if (!cmdp->cb.cont) | |
798 | imap->literal_pending = 0; | |
799 | if (!tcmd) | |
800 | return DRV_OK; | |
801 | } else { | |
95c53908 | 802 | tag = atoi(arg); |
f2561fda MM |
803 | for (pcmdp = &imap->in_progress; (cmdp = *pcmdp); pcmdp = &cmdp->next) |
804 | if (cmdp->tag == tag) | |
805 | goto gottag; | |
95c53908 | 806 | fprintf(stderr, "IMAP error: unexpected tag %s\n", arg); |
f2561fda | 807 | return RESP_BAD; |
9f1ad541 | 808 | gottag: |
f2561fda MM |
809 | if (!(*pcmdp = cmdp->next)) |
810 | imap->in_progress_append = pcmdp; | |
811 | imap->num_in_progress--; | |
812 | if (cmdp->cb.cont || cmdp->cb.data) | |
813 | imap->literal_pending = 0; | |
95c53908 | 814 | arg = next_arg(&cmd); |
f54c5bd4 RS |
815 | if (!arg) |
816 | arg = ""; | |
95c53908 | 817 | if (!strcmp("OK", arg)) |
f2561fda MM |
818 | resp = DRV_OK; |
819 | else { | |
e0d8e308 | 820 | if (!strcmp("NO", arg)) |
f2561fda | 821 | resp = RESP_NO; |
e0d8e308 | 822 | else /*if (!strcmp("BAD", arg))*/ |
f2561fda | 823 | resp = RESP_BAD; |
95c53908 | 824 | fprintf(stderr, "IMAP command '%s' returned response (%s) - %s\n", |
ba9b9e12 | 825 | !starts_with(cmdp->cmd, "LOGIN") ? |
f2561fda MM |
826 | cmdp->cmd : "LOGIN <user> <pass>", |
827 | arg, cmd ? cmd : ""); | |
828 | } | |
95c53908 | 829 | if ((resp2 = parse_response_code(ctx, &cmdp->cb, cmd)) > resp) |
f2561fda | 830 | resp = resp2; |
95c53908 RS |
831 | free(cmdp->cb.data); |
832 | free(cmdp->cmd); | |
833 | free(cmdp); | |
f2561fda MM |
834 | if (!tcmd || tcmd == cmdp) |
835 | return resp; | |
836 | } | |
837 | } | |
838 | /* not reached */ | |
839 | } | |
840 | ||
9f1ad541 | 841 | static void imap_close_server(struct imap_store *ictx) |
f2561fda | 842 | { |
9f1ad541 | 843 | struct imap *imap = ictx->imap; |
f2561fda | 844 | |
7a7796e9 | 845 | if (imap->buf.sock.fd[0] != -1) { |
95c53908 RS |
846 | imap_exec(ictx, NULL, "LOGOUT"); |
847 | socket_shutdown(&imap->buf.sock); | |
f2561fda | 848 | } |
95c53908 | 849 | free(imap); |
f2561fda MM |
850 | } |
851 | ||
fe47e1df | 852 | static void imap_close_store(struct imap_store *ctx) |
f2561fda | 853 | { |
fe47e1df | 854 | imap_close_server(ctx); |
95c53908 | 855 | free(ctx); |
f2561fda MM |
856 | } |
857 | ||
ae9c606e HM |
858 | #ifndef NO_OPENSSL |
859 | ||
860 | /* | |
861 | * hexchar() and cram() functions are based on the code from the isync | |
65175d9e | 862 | * project (https://isync.sourceforge.io/). |
ae9c606e HM |
863 | */ |
864 | static char hexchar(unsigned int b) | |
f2561fda | 865 | { |
ae9c606e | 866 | return b < 10 ? '0' + b : 'a' + (b - 10); |
f2561fda MM |
867 | } |
868 | ||
42c78a21 | 869 | #define ENCODED_SIZE(n) (4 * DIV_ROUND_UP((n), 3)) |
ae9c606e | 870 | static char *cram(const char *challenge_64, const char *user, const char *pass) |
f2561fda | 871 | { |
ae9c606e | 872 | int i, resp_len, encoded_len, decoded_len; |
ae9c606e HM |
873 | unsigned char hash[16]; |
874 | char hex[33]; | |
875 | char *response, *response_64, *challenge; | |
876 | ||
877 | /* | |
878 | * length of challenge_64 (i.e. base-64 encoded string) is a good | |
879 | * enough upper bound for challenge (decoded result). | |
880 | */ | |
881 | encoded_len = strlen(challenge_64); | |
882 | challenge = xmalloc(encoded_len); | |
883 | decoded_len = EVP_DecodeBlock((unsigned char *)challenge, | |
884 | (unsigned char *)challenge_64, encoded_len); | |
885 | if (decoded_len < 0) | |
886 | die("invalid challenge %s", challenge_64); | |
1ed2c7b1 KY |
887 | if (!HMAC(EVP_md5(), pass, strlen(pass), (unsigned char *)challenge, decoded_len, hash, NULL)) |
888 | die("HMAC error"); | |
ae9c606e HM |
889 | |
890 | hex[32] = 0; | |
891 | for (i = 0; i < 16; i++) { | |
892 | hex[2 * i] = hexchar((hash[i] >> 4) & 0xf); | |
893 | hex[2 * i + 1] = hexchar(hash[i] & 0xf); | |
894 | } | |
895 | ||
896 | /* response: "<user> <digest in hex>" */ | |
75faa45a | 897 | response = xstrfmt("%s %s", user, hex); |
eb94ee7f | 898 | resp_len = strlen(response); |
ae9c606e | 899 | |
3733e694 | 900 | response_64 = xmallocz(ENCODED_SIZE(resp_len)); |
ae9c606e HM |
901 | encoded_len = EVP_EncodeBlock((unsigned char *)response_64, |
902 | (unsigned char *)response, resp_len); | |
903 | if (encoded_len < 0) | |
904 | die("EVP_EncodeBlock error"); | |
ae9c606e HM |
905 | return (char *)response_64; |
906 | } | |
907 | ||
908 | #else | |
909 | ||
2c3c3d88 JK |
910 | static char *cram(const char *challenge_64 UNUSED, |
911 | const char *user UNUSED, | |
912 | const char *pass UNUSED) | |
ae9c606e HM |
913 | { |
914 | die("If you want to use CRAM-MD5 authenticate method, " | |
915 | "you have to build git-imap-send with OpenSSL library."); | |
916 | } | |
917 | ||
918 | #endif | |
919 | ||
ec9e358a | 920 | static int auth_cram_md5(struct imap_store *ctx, const char *prompt) |
ae9c606e HM |
921 | { |
922 | int ret; | |
923 | char *response; | |
924 | ||
925 | response = cram(prompt, server.user, server.pass); | |
926 | ||
927 | ret = socket_write(&ctx->imap->buf.sock, response, strlen(response)); | |
928 | if (ret != strlen(response)) | |
82247e9b | 929 | return error("IMAP error: sending response failed"); |
ae9c606e HM |
930 | |
931 | free(response); | |
932 | ||
933 | return 0; | |
934 | } | |
935 | ||
690307f3 NMC |
936 | static void server_fill_credential(struct imap_server_conf *srvc, struct credential *cred) |
937 | { | |
938 | if (srvc->user && srvc->pass) | |
939 | return; | |
940 | ||
941 | cred->protocol = xstrdup(srvc->use_ssl ? "imaps" : "imap"); | |
942 | cred->host = xstrdup(srvc->host); | |
943 | ||
944 | cred->username = xstrdup_or_null(srvc->user); | |
945 | cred->password = xstrdup_or_null(srvc->pass); | |
946 | ||
947 | credential_fill(cred); | |
948 | ||
949 | if (!srvc->user) | |
950 | srvc->user = xstrdup(cred->username); | |
951 | if (!srvc->pass) | |
952 | srvc->pass = xstrdup(cred->password); | |
953 | } | |
954 | ||
50212361 | 955 | static struct imap_store *imap_open_store(struct imap_server_conf *srvc, const char *folder) |
f2561fda | 956 | { |
791643a8 | 957 | struct credential cred = CREDENTIAL_INIT; |
9f1ad541 JH |
958 | struct imap_store *ctx; |
959 | struct imap *imap; | |
f2561fda | 960 | char *arg, *rsp; |
c94d2dd0 | 961 | int s = -1, preauth; |
f2561fda | 962 | |
ca56dadb | 963 | CALLOC_ARRAY(ctx, 1); |
f2561fda | 964 | |
ca56dadb | 965 | ctx->imap = CALLOC_ARRAY(imap, 1); |
7a7796e9 | 966 | imap->buf.sock.fd[0] = imap->buf.sock.fd[1] = -1; |
f2561fda MM |
967 | imap->in_progress_append = &imap->in_progress; |
968 | ||
969 | /* open connection to IMAP server */ | |
970 | ||
971 | if (srvc->tunnel) { | |
d3180279 | 972 | struct child_process tunnel = CHILD_PROCESS_INIT; |
f2561fda | 973 | |
c94d2dd0 | 974 | imap_info("Starting tunnel '%s'... ", srvc->tunnel); |
f2561fda | 975 | |
ef8d7ac4 | 976 | strvec_push(&tunnel.args, srvc->tunnel); |
ac0ba18d | 977 | tunnel.use_shell = 1; |
c94d2dd0 EFL |
978 | tunnel.in = -1; |
979 | tunnel.out = -1; | |
980 | if (start_command(&tunnel)) | |
f9dc5d65 | 981 | die("cannot start proxy %s", srvc->tunnel); |
f2561fda | 982 | |
c94d2dd0 EFL |
983 | imap->buf.sock.fd[0] = tunnel.out; |
984 | imap->buf.sock.fd[1] = tunnel.in; | |
f2561fda | 985 | |
95c53908 | 986 | imap_info("ok\n"); |
f2561fda | 987 | } else { |
94ad2437 BK |
988 | #ifndef NO_IPV6 |
989 | struct addrinfo hints, *ai0, *ai; | |
990 | int gai; | |
991 | char portstr[6]; | |
992 | ||
1a168e5c | 993 | xsnprintf(portstr, sizeof(portstr), "%d", srvc->port); |
94ad2437 BK |
994 | |
995 | memset(&hints, 0, sizeof(hints)); | |
996 | hints.ai_socktype = SOCK_STREAM; | |
997 | hints.ai_protocol = IPPROTO_TCP; | |
f2561fda | 998 | |
94ad2437 BK |
999 | imap_info("Resolving %s... ", srvc->host); |
1000 | gai = getaddrinfo(srvc->host, portstr, &hints, &ai); | |
1001 | if (gai) { | |
1002 | fprintf(stderr, "getaddrinfo: %s\n", gai_strerror(gai)); | |
1003 | goto bail; | |
f2561fda | 1004 | } |
94ad2437 | 1005 | imap_info("ok\n"); |
f2561fda | 1006 | |
94ad2437 BK |
1007 | for (ai0 = ai; ai; ai = ai->ai_next) { |
1008 | char addr[NI_MAXHOST]; | |
f2561fda | 1009 | |
94ad2437 BK |
1010 | s = socket(ai->ai_family, ai->ai_socktype, |
1011 | ai->ai_protocol); | |
1012 | if (s < 0) | |
1013 | continue; | |
f2561fda | 1014 | |
94ad2437 BK |
1015 | getnameinfo(ai->ai_addr, ai->ai_addrlen, addr, |
1016 | sizeof(addr), NULL, 0, NI_NUMERICHOST); | |
1017 | imap_info("Connecting to [%s]:%s... ", addr, portstr); | |
1018 | ||
1019 | if (connect(s, ai->ai_addr, ai->ai_addrlen) < 0) { | |
1020 | close(s); | |
1021 | s = -1; | |
1022 | perror("connect"); | |
1023 | continue; | |
1024 | } | |
1025 | ||
1026 | break; | |
1027 | } | |
1028 | freeaddrinfo(ai0); | |
1029 | #else /* NO_IPV6 */ | |
1030 | struct hostent *he; | |
1031 | struct sockaddr_in addr; | |
1032 | ||
95c53908 RS |
1033 | memset(&addr, 0, sizeof(addr)); |
1034 | addr.sin_port = htons(srvc->port); | |
f2561fda MM |
1035 | addr.sin_family = AF_INET; |
1036 | ||
95c53908 RS |
1037 | imap_info("Resolving %s... ", srvc->host); |
1038 | he = gethostbyname(srvc->host); | |
f2561fda | 1039 | if (!he) { |
95c53908 | 1040 | perror("gethostbyname"); |
f2561fda MM |
1041 | goto bail; |
1042 | } | |
95c53908 | 1043 | imap_info("ok\n"); |
f2561fda MM |
1044 | |
1045 | addr.sin_addr.s_addr = *((int *) he->h_addr_list[0]); | |
1046 | ||
95c53908 | 1047 | s = socket(PF_INET, SOCK_STREAM, 0); |
f2561fda | 1048 | |
95c53908 RS |
1049 | imap_info("Connecting to %s:%hu... ", inet_ntoa(addr.sin_addr), ntohs(addr.sin_port)); |
1050 | if (connect(s, (struct sockaddr *)&addr, sizeof(addr))) { | |
1051 | close(s); | |
94ad2437 | 1052 | s = -1; |
95c53908 | 1053 | perror("connect"); |
94ad2437 BK |
1054 | } |
1055 | #endif | |
1056 | if (s < 0) { | |
1057 | fputs("Error: unable to connect to server.\n", stderr); | |
f2561fda MM |
1058 | goto bail; |
1059 | } | |
f2561fda | 1060 | |
7a7796e9 EFL |
1061 | imap->buf.sock.fd[0] = s; |
1062 | imap->buf.sock.fd[1] = dup(s); | |
f2561fda | 1063 | |
684ec6c6 RS |
1064 | if (srvc->use_ssl && |
1065 | ssl_socket_connect(&imap->buf.sock, 0, srvc->ssl_verify)) { | |
1066 | close(s); | |
1067 | goto bail; | |
1068 | } | |
95c53908 | 1069 | imap_info("ok\n"); |
f2561fda MM |
1070 | } |
1071 | ||
1072 | /* read the greeting string */ | |
95c53908 RS |
1073 | if (buffer_gets(&imap->buf, &rsp)) { |
1074 | fprintf(stderr, "IMAP error: no greeting response\n"); | |
f2561fda MM |
1075 | goto bail; |
1076 | } | |
95c53908 RS |
1077 | arg = next_arg(&rsp); |
1078 | if (!arg || *arg != '*' || (arg = next_arg(&rsp)) == NULL) { | |
1079 | fprintf(stderr, "IMAP error: invalid greeting response\n"); | |
f2561fda MM |
1080 | goto bail; |
1081 | } | |
1082 | preauth = 0; | |
95c53908 | 1083 | if (!strcmp("PREAUTH", arg)) |
f2561fda | 1084 | preauth = 1; |
95c53908 RS |
1085 | else if (strcmp("OK", arg) != 0) { |
1086 | fprintf(stderr, "IMAP error: unknown greeting response\n"); | |
f2561fda MM |
1087 | goto bail; |
1088 | } | |
95c53908 RS |
1089 | parse_response_code(ctx, NULL, rsp); |
1090 | if (!imap->caps && imap_exec(ctx, NULL, "CAPABILITY") != RESP_OK) | |
f2561fda MM |
1091 | goto bail; |
1092 | ||
1093 | if (!preauth) { | |
684ec6c6 RS |
1094 | #ifndef NO_OPENSSL |
1095 | if (!srvc->use_ssl && CAP(STARTTLS)) { | |
d27da38a | 1096 | if (imap_exec(ctx, NULL, "STARTTLS") != RESP_OK) |
684ec6c6 RS |
1097 | goto bail; |
1098 | if (ssl_socket_connect(&imap->buf.sock, 1, | |
1099 | srvc->ssl_verify)) | |
1100 | goto bail; | |
1101 | /* capabilities may have changed, so get the new capabilities */ | |
d27da38a | 1102 | if (imap_exec(ctx, NULL, "CAPABILITY") != RESP_OK) |
684ec6c6 RS |
1103 | goto bail; |
1104 | } | |
1105 | #endif | |
95c53908 | 1106 | imap_info("Logging in...\n"); |
690307f3 | 1107 | server_fill_credential(srvc, &cred); |
791643a8 | 1108 | |
ae9c606e HM |
1109 | if (srvc->auth_method) { |
1110 | struct imap_cmd_cb cb; | |
1111 | ||
1112 | if (!strcmp(srvc->auth_method, "CRAM-MD5")) { | |
1113 | if (!CAP(AUTH_CRAM_MD5)) { | |
6d1fbf88 | 1114 | fprintf(stderr, "You specified " |
ae9c606e HM |
1115 | "CRAM-MD5 as authentication method, " |
1116 | "but %s doesn't support it.\n", srvc->host); | |
1117 | goto bail; | |
1118 | } | |
1119 | /* CRAM-MD5 */ | |
1120 | ||
1121 | memset(&cb, 0, sizeof(cb)); | |
1122 | cb.cont = auth_cram_md5; | |
1123 | if (imap_exec(ctx, &cb, "AUTHENTICATE CRAM-MD5") != RESP_OK) { | |
1124 | fprintf(stderr, "IMAP error: AUTHENTICATE CRAM-MD5 failed\n"); | |
1125 | goto bail; | |
1126 | } | |
1127 | } else { | |
1128 | fprintf(stderr, "Unknown authentication method:%s\n", srvc->host); | |
1129 | goto bail; | |
1130 | } | |
1131 | } else { | |
6c50a575 KY |
1132 | if (CAP(NOLOGIN)) { |
1133 | fprintf(stderr, "Skipping account %s@%s, server forbids LOGIN\n", | |
1134 | srvc->user, srvc->host); | |
1135 | goto bail; | |
1136 | } | |
10439d89 CW |
1137 | if (!imap->buf.sock.ssl) |
1138 | imap_warn("*** IMAP Warning *** Password is being " | |
1139 | "sent in the clear\n"); | |
ae9c606e HM |
1140 | if (imap_exec(ctx, NULL, "LOGIN \"%s\" \"%s\"", srvc->user, srvc->pass) != RESP_OK) { |
1141 | fprintf(stderr, "IMAP error: LOGIN failed\n"); | |
1142 | goto bail; | |
1143 | } | |
f2561fda MM |
1144 | } |
1145 | } /* !preauth */ | |
1146 | ||
791643a8 DA |
1147 | if (cred.username) |
1148 | credential_approve(&cred); | |
1149 | credential_clear(&cred); | |
1150 | ||
e0d8e308 TF |
1151 | /* check the target mailbox exists */ |
1152 | ctx->name = folder; | |
1153 | switch (imap_exec(ctx, NULL, "EXAMINE \"%s\"", ctx->name)) { | |
1154 | case RESP_OK: | |
1155 | /* ok */ | |
1156 | break; | |
1157 | case RESP_BAD: | |
1158 | fprintf(stderr, "IMAP error: could not check mailbox\n"); | |
1159 | goto out; | |
1160 | case RESP_NO: | |
1161 | if (imap_exec(ctx, NULL, "CREATE \"%s\"", ctx->name) == RESP_OK) { | |
1162 | imap_info("Created missing mailbox\n"); | |
1163 | } else { | |
1164 | fprintf(stderr, "IMAP error: could not create missing mailbox\n"); | |
1165 | goto out; | |
1166 | } | |
1167 | break; | |
1168 | } | |
1169 | ||
f2561fda | 1170 | ctx->prefix = ""; |
fe47e1df | 1171 | return ctx; |
f2561fda | 1172 | |
9f1ad541 | 1173 | bail: |
791643a8 DA |
1174 | if (cred.username) |
1175 | credential_reject(&cred); | |
1176 | credential_clear(&cred); | |
1177 | ||
e0d8e308 | 1178 | out: |
fe47e1df | 1179 | imap_close_store(ctx); |
5142db69 | 1180 | return NULL; |
f2561fda MM |
1181 | } |
1182 | ||
3691031c MH |
1183 | /* |
1184 | * Insert CR characters as necessary in *msg to ensure that every LF | |
1185 | * character in *msg is preceded by a CR. | |
1186 | */ | |
f035ab62 | 1187 | static void lf_to_crlf(struct strbuf *msg) |
f2561fda | 1188 | { |
59256315 | 1189 | char *new_msg; |
3691031c MH |
1190 | size_t i, j; |
1191 | char lastc; | |
1192 | ||
59256315 | 1193 | /* First pass: tally, in j, the size of the new_msg string: */ |
3691031c MH |
1194 | for (i = j = 0, lastc = '\0'; i < msg->len; i++) { |
1195 | if (msg->buf[i] == '\n' && lastc != '\r') | |
1196 | j++; /* a CR will need to be added here */ | |
1197 | lastc = msg->buf[i]; | |
1198 | j++; | |
f2561fda | 1199 | } |
67d17630 | 1200 | |
59256315 | 1201 | new_msg = xmallocz(j); |
3691031c MH |
1202 | |
1203 | /* | |
59256315 | 1204 | * Second pass: write the new_msg string. Note that this loop is |
3691031c MH |
1205 | * otherwise identical to the first pass. |
1206 | */ | |
1207 | for (i = j = 0, lastc = '\0'; i < msg->len; i++) { | |
1208 | if (msg->buf[i] == '\n' && lastc != '\r') | |
59256315 BW |
1209 | new_msg[j++] = '\r'; |
1210 | lastc = new_msg[j++] = msg->buf[i]; | |
f2561fda | 1211 | } |
59256315 | 1212 | strbuf_attach(msg, new_msg, j, j + 1); |
67d17630 | 1213 | } |
f2561fda | 1214 | |
f035ab62 MH |
1215 | /* |
1216 | * Store msg to IMAP. Also detach and free the data from msg->data, | |
1217 | * leaving msg->data empty. | |
1218 | */ | |
fe47e1df | 1219 | static int imap_store_msg(struct imap_store *ctx, struct strbuf *msg) |
f2561fda | 1220 | { |
9f1ad541 | 1221 | struct imap *imap = ctx->imap; |
f2561fda | 1222 | struct imap_cmd_cb cb; |
f2561fda | 1223 | const char *prefix, *box; |
719125c5 | 1224 | int ret; |
f2561fda | 1225 | |
cbc60761 | 1226 | lf_to_crlf(msg); |
95c53908 | 1227 | memset(&cb, 0, sizeof(cb)); |
f2561fda | 1228 | |
cbc60761 MH |
1229 | cb.dlen = msg->len; |
1230 | cb.data = strbuf_detach(msg, NULL); | |
f2561fda | 1231 | |
636fd66b | 1232 | box = ctx->name; |
3a7cba95 | 1233 | prefix = !strcmp(box, "INBOX") ? "" : ctx->prefix; |
719125c5 | 1234 | ret = imap_exec_m(ctx, &cb, "APPEND \"%s%s\" ", prefix, box); |
f2561fda MM |
1235 | imap->caps = imap->rcaps; |
1236 | if (ret != DRV_OK) | |
1237 | return ret; | |
f2561fda MM |
1238 | |
1239 | return DRV_OK; | |
1240 | } | |
1241 | ||
f035ab62 | 1242 | static void wrap_in_html(struct strbuf *msg) |
c64d84f1 JW |
1243 | { |
1244 | struct strbuf buf = STRBUF_INIT; | |
c64d84f1 JW |
1245 | static char *content_type = "Content-Type: text/html;\n"; |
1246 | static char *pre_open = "<pre>\n"; | |
1247 | static char *pre_close = "</pre>\n"; | |
118a68f9 MH |
1248 | const char *body = strstr(msg->buf, "\n\n"); |
1249 | ||
1250 | if (!body) | |
1251 | return; /* Headers but no body; no wrapping needed */ | |
1252 | ||
1253 | body += 2; | |
1254 | ||
1255 | strbuf_add(&buf, msg->buf, body - msg->buf - 1); | |
1256 | strbuf_addstr(&buf, content_type); | |
1257 | strbuf_addch(&buf, '\n'); | |
1258 | strbuf_addstr(&buf, pre_open); | |
1259 | strbuf_addstr_xml_quoted(&buf, body); | |
c64d84f1 | 1260 | strbuf_addstr(&buf, pre_close); |
118a68f9 | 1261 | |
f035ab62 MH |
1262 | strbuf_release(msg); |
1263 | *msg = buf; | |
c64d84f1 JW |
1264 | } |
1265 | ||
3a34e626 | 1266 | static int count_messages(struct strbuf *all_msgs) |
f2561fda MM |
1267 | { |
1268 | int count = 0; | |
3a34e626 | 1269 | char *p = all_msgs->buf; |
f2561fda MM |
1270 | |
1271 | while (1) { | |
59556548 | 1272 | if (starts_with(p, "From ")) { |
4916c8f9 RR |
1273 | p = strstr(p+5, "\nFrom: "); |
1274 | if (!p) break; | |
1275 | p = strstr(p+7, "\nDate: "); | |
1276 | if (!p) break; | |
1277 | p = strstr(p+7, "\nSubject: "); | |
1278 | if (!p) break; | |
1279 | p += 10; | |
f2561fda | 1280 | count++; |
f2561fda | 1281 | } |
95c53908 | 1282 | p = strstr(p+5, "\nFrom "); |
f2561fda MM |
1283 | if (!p) |
1284 | break; | |
1285 | p++; | |
1286 | } | |
1287 | return count; | |
1288 | } | |
1289 | ||
f035ab62 MH |
1290 | /* |
1291 | * Copy the next message from all_msgs, starting at offset *ofs, to | |
1292 | * msg. Update *ofs to the start of the following message. Return | |
1293 | * true iff a message was successfully copied. | |
1294 | */ | |
1295 | static int split_msg(struct strbuf *all_msgs, struct strbuf *msg, int *ofs) | |
f2561fda MM |
1296 | { |
1297 | char *p, *data; | |
f035ab62 | 1298 | size_t len; |
f2561fda | 1299 | |
f2561fda MM |
1300 | if (*ofs >= all_msgs->len) |
1301 | return 0; | |
1302 | ||
3a34e626 | 1303 | data = &all_msgs->buf[*ofs]; |
f035ab62 | 1304 | len = all_msgs->len - *ofs; |
f2561fda | 1305 | |
59556548 | 1306 | if (len < 5 || !starts_with(data, "From ")) |
f2561fda MM |
1307 | return 0; |
1308 | ||
95c53908 | 1309 | p = strchr(data, '\n'); |
e0b08307 | 1310 | if (p) { |
f035ab62 MH |
1311 | p++; |
1312 | len -= p - data; | |
1313 | *ofs += p - data; | |
e0b08307 MA |
1314 | data = p; |
1315 | } | |
1316 | ||
95c53908 | 1317 | p = strstr(data, "\nFrom "); |
f2561fda | 1318 | if (p) |
f035ab62 | 1319 | len = &p[1] - data; |
f2561fda | 1320 | |
f035ab62 MH |
1321 | strbuf_add(msg, data, len); |
1322 | *ofs += len; | |
a6080a0a | 1323 | return 1; |
f2561fda MM |
1324 | } |
1325 | ||
a4e7e317 GC |
1326 | static int git_imap_config(const char *var, const char *val, |
1327 | const struct config_context *ctx, void *cb) | |
f2561fda | 1328 | { |
ef7e1d0c | 1329 | |
50212361 NMC |
1330 | if (!strcmp("imap.sslverify", var)) |
1331 | server.ssl_verify = git_config_bool(var, val); | |
1332 | else if (!strcmp("imap.preformattedhtml", var)) | |
1333 | server.use_html = git_config_bool(var, val); | |
1334 | else if (!strcmp("imap.folder", var)) | |
1335 | return git_config_string(&server.folder, var, val); | |
1336 | else if (!strcmp("imap.user", var)) | |
1337 | return git_config_string(&server.user, var, val); | |
1338 | else if (!strcmp("imap.pass", var)) | |
1339 | return git_config_string(&server.pass, var, val); | |
1340 | else if (!strcmp("imap.tunnel", var)) | |
1341 | return git_config_string(&server.tunnel, var, val); | |
1342 | else if (!strcmp("imap.authmethod", var)) | |
1343 | return git_config_string(&server.auth_method, var, val); | |
1344 | else if (!strcmp("imap.port", var)) | |
8868b1eb | 1345 | server.port = git_config_int(var, val, ctx->kvi); |
50212361 | 1346 | else if (!strcmp("imap.host", var)) { |
ef7e1d0c | 1347 | if (!val) { |
92cecce0 | 1348 | return config_error_nonbool(var); |
ef7e1d0c TA |
1349 | } else { |
1350 | if (starts_with(val, "imap:")) | |
1351 | val += 5; | |
1352 | else if (starts_with(val, "imaps:")) { | |
1353 | val += 6; | |
1354 | server.use_ssl = 1; | |
1355 | } | |
1356 | if (starts_with(val, "//")) | |
1357 | val += 2; | |
1358 | server.host = xstrdup(val); | |
f2561fda | 1359 | } |
50212361 | 1360 | } else |
a4e7e317 | 1361 | return git_default_config(var, val, ctx, cb); |
ae9c606e | 1362 | |
50212361 | 1363 | return 0; |
f2561fda MM |
1364 | } |
1365 | ||
1e16b255 BR |
1366 | static int append_msgs_to_imap(struct imap_server_conf *server, |
1367 | struct strbuf* all_msgs, int total) | |
f2561fda | 1368 | { |
cbc60761 | 1369 | struct strbuf msg = STRBUF_INIT; |
fe47e1df | 1370 | struct imap_store *ctx = NULL; |
f2561fda MM |
1371 | int ofs = 0; |
1372 | int r; | |
1e16b255 BR |
1373 | int n = 0; |
1374 | ||
1375 | ctx = imap_open_store(server, server->folder); | |
1376 | if (!ctx) { | |
1377 | fprintf(stderr, "failed to open store\n"); | |
1378 | return 1; | |
1379 | } | |
1380 | ctx->name = server->folder; | |
1381 | ||
1382 | fprintf(stderr, "sending %d message%s\n", total, (total != 1) ? "s" : ""); | |
1383 | while (1) { | |
1384 | unsigned percent = n * 100 / total; | |
1385 | ||
1386 | fprintf(stderr, "%4u%% (%d/%d) done\r", percent, n, total); | |
1387 | ||
1388 | if (!split_msg(all_msgs, &msg, &ofs)) | |
1389 | break; | |
1390 | if (server->use_html) | |
1391 | wrap_in_html(&msg); | |
1392 | r = imap_store_msg(ctx, &msg); | |
1393 | if (r != DRV_OK) | |
1394 | break; | |
1395 | n++; | |
1396 | } | |
1397 | fprintf(stderr, "\n"); | |
1398 | ||
1399 | imap_close_store(ctx); | |
1400 | ||
1401 | return 0; | |
1402 | } | |
1403 | ||
1404 | #ifdef USE_CURL_FOR_IMAP_SEND | |
19079b3e | 1405 | static CURL *setup_curl(struct imap_server_conf *srvc, struct credential *cred) |
1e16b255 BR |
1406 | { |
1407 | CURL *curl; | |
1408 | struct strbuf path = STRBUF_INIT; | |
77eac3f8 | 1409 | char *uri_encoded_folder; |
1e16b255 BR |
1410 | |
1411 | if (curl_global_init(CURL_GLOBAL_ALL) != CURLE_OK) | |
1412 | die("curl_global_init failed"); | |
1413 | ||
1414 | curl = curl_easy_init(); | |
1415 | ||
1416 | if (!curl) | |
1417 | die("curl_easy_init failed"); | |
1418 | ||
84d689a8 JK |
1419 | server_fill_credential(srvc, cred); |
1420 | curl_easy_setopt(curl, CURLOPT_USERNAME, srvc->user); | |
1421 | curl_easy_setopt(curl, CURLOPT_PASSWORD, srvc->pass); | |
1e16b255 | 1422 | |
84d689a8 JK |
1423 | strbuf_addstr(&path, srvc->use_ssl ? "imaps://" : "imap://"); |
1424 | strbuf_addstr(&path, srvc->host); | |
1e16b255 BR |
1425 | if (!path.len || path.buf[path.len - 1] != '/') |
1426 | strbuf_addch(&path, '/'); | |
77eac3f8 | 1427 | |
84d689a8 | 1428 | uri_encoded_folder = curl_easy_escape(curl, srvc->folder, 0); |
77eac3f8 NMC |
1429 | if (!uri_encoded_folder) |
1430 | die("failed to encode server folder"); | |
1431 | strbuf_addstr(&path, uri_encoded_folder); | |
1432 | curl_free(uri_encoded_folder); | |
1e16b255 BR |
1433 | |
1434 | curl_easy_setopt(curl, CURLOPT_URL, path.buf); | |
1435 | strbuf_release(&path); | |
84d689a8 | 1436 | curl_easy_setopt(curl, CURLOPT_PORT, srvc->port); |
1e16b255 | 1437 | |
84d689a8 | 1438 | if (srvc->auth_method) { |
e4ff3b67 | 1439 | #ifndef GIT_CURL_HAVE_CURLOPT_LOGIN_OPTIONS |
71d92575 JS |
1440 | warning("No LOGIN_OPTIONS support in this cURL version"); |
1441 | #else | |
1e16b255 BR |
1442 | struct strbuf auth = STRBUF_INIT; |
1443 | strbuf_addstr(&auth, "AUTH="); | |
84d689a8 | 1444 | strbuf_addstr(&auth, srvc->auth_method); |
1e16b255 BR |
1445 | curl_easy_setopt(curl, CURLOPT_LOGIN_OPTIONS, auth.buf); |
1446 | strbuf_release(&auth); | |
71d92575 | 1447 | #endif |
1e16b255 BR |
1448 | } |
1449 | ||
84d689a8 | 1450 | if (!srvc->use_ssl) |
230c09c0 | 1451 | curl_easy_setopt(curl, CURLOPT_USE_SSL, (long)CURLUSESSL_TRY); |
1e16b255 | 1452 | |
84d689a8 JK |
1453 | curl_easy_setopt(curl, CURLOPT_SSL_VERIFYPEER, srvc->ssl_verify); |
1454 | curl_easy_setopt(curl, CURLOPT_SSL_VERIFYHOST, srvc->ssl_verify); | |
1e16b255 BR |
1455 | |
1456 | curl_easy_setopt(curl, CURLOPT_READFUNCTION, fread_buffer); | |
1457 | ||
1458 | curl_easy_setopt(curl, CURLOPT_UPLOAD, 1L); | |
1459 | ||
d47e55da | 1460 | if (0 < verbosity || getenv("GIT_CURL_VERBOSE")) |
7167a62b | 1461 | http_trace_curl_no_data(); |
73e57aaf | 1462 | setup_curl_trace(curl); |
1e16b255 BR |
1463 | |
1464 | return curl; | |
1465 | } | |
1466 | ||
1467 | static int curl_append_msgs_to_imap(struct imap_server_conf *server, | |
3b335762 NTND |
1468 | struct strbuf* all_msgs, int total) |
1469 | { | |
1e16b255 BR |
1470 | int ofs = 0; |
1471 | int n = 0; | |
1472 | struct buffer msgbuf = { STRBUF_INIT, 0 }; | |
1473 | CURL *curl; | |
1474 | CURLcode res = CURLE_OK; | |
19079b3e | 1475 | struct credential cred = CREDENTIAL_INIT; |
1e16b255 | 1476 | |
19079b3e | 1477 | curl = setup_curl(server, &cred); |
1e16b255 BR |
1478 | curl_easy_setopt(curl, CURLOPT_READDATA, &msgbuf); |
1479 | ||
1480 | fprintf(stderr, "sending %d message%s\n", total, (total != 1) ? "s" : ""); | |
1481 | while (1) { | |
1482 | unsigned percent = n * 100 / total; | |
1483 | int prev_len; | |
1484 | ||
1485 | fprintf(stderr, "%4u%% (%d/%d) done\r", percent, n, total); | |
1486 | ||
1487 | prev_len = msgbuf.buf.len; | |
1488 | if (!split_msg(all_msgs, &msgbuf.buf, &ofs)) | |
1489 | break; | |
1490 | if (server->use_html) | |
1491 | wrap_in_html(&msgbuf.buf); | |
1492 | lf_to_crlf(&msgbuf.buf); | |
1493 | ||
1494 | curl_easy_setopt(curl, CURLOPT_INFILESIZE_LARGE, | |
1495 | (curl_off_t)(msgbuf.buf.len-prev_len)); | |
1496 | ||
1497 | res = curl_easy_perform(curl); | |
1498 | ||
1499 | if(res != CURLE_OK) { | |
1500 | fprintf(stderr, "curl_easy_perform() failed: %s\n", | |
1501 | curl_easy_strerror(res)); | |
1502 | break; | |
1503 | } | |
1504 | ||
1505 | n++; | |
1506 | } | |
1507 | fprintf(stderr, "\n"); | |
1508 | ||
1509 | curl_easy_cleanup(curl); | |
1510 | curl_global_cleanup(); | |
1511 | ||
19079b3e NMC |
1512 | if (cred.username) { |
1513 | if (res == CURLE_OK) | |
1514 | credential_approve(&cred); | |
19079b3e | 1515 | else if (res == CURLE_LOGIN_DENIED) |
19079b3e NMC |
1516 | credential_reject(&cred); |
1517 | } | |
1518 | ||
1519 | credential_clear(&cred); | |
1520 | ||
200bc38b | 1521 | return res != CURLE_OK; |
1e16b255 BR |
1522 | } |
1523 | #endif | |
1524 | ||
3f2e2297 | 1525 | int cmd_main(int argc, const char **argv) |
1e16b255 BR |
1526 | { |
1527 | struct strbuf all_msgs = STRBUF_INIT; | |
1528 | int total; | |
a0406b94 | 1529 | int nongit_ok; |
f2561fda | 1530 | |
a0406b94 | 1531 | setup_git_directory_gently(&nongit_ok); |
50212361 | 1532 | git_config(git_imap_config, NULL); |
f2561fda | 1533 | |
f1a35295 BR |
1534 | argc = parse_options(argc, (const char **)argv, "", imap_send_options, imap_send_usage, 0); |
1535 | ||
1536 | if (argc) | |
1537 | usage_with_options(imap_send_usage, imap_send_options); | |
1538 | ||
1e16b255 BR |
1539 | #ifndef USE_CURL_FOR_IMAP_SEND |
1540 | if (use_curl) { | |
dcd01ea1 | 1541 | warning("--curl not supported in this build"); |
1e16b255 BR |
1542 | use_curl = 0; |
1543 | } | |
dcd01ea1 KM |
1544 | #elif defined(NO_OPENSSL) |
1545 | if (!use_curl) { | |
1546 | warning("--no-curl not supported in this build"); | |
1547 | use_curl = 1; | |
1548 | } | |
1e16b255 BR |
1549 | #endif |
1550 | ||
684ec6c6 RS |
1551 | if (!server.port) |
1552 | server.port = server.use_ssl ? 993 : 143; | |
f2561fda | 1553 | |
39180571 | 1554 | if (!server.folder) { |
95c53908 | 1555 | fprintf(stderr, "no imap store specified\n"); |
f2561fda MM |
1556 | return 1; |
1557 | } | |
5b67b8e2 | 1558 | if (!server.host) { |
34b5cd1f | 1559 | if (!server.tunnel) { |
95c53908 | 1560 | fprintf(stderr, "no imap host specified\n"); |
34b5cd1f JK |
1561 | return 1; |
1562 | } | |
1563 | server.host = "tunnel"; | |
5b67b8e2 | 1564 | } |
f2561fda MM |
1565 | |
1566 | /* read the messages */ | |
351bca2d ÆAB |
1567 | if (strbuf_read(&all_msgs, 0, 0) < 0) { |
1568 | error_errno(_("could not read from stdin")); | |
6360bee4 MH |
1569 | return 1; |
1570 | } | |
1571 | ||
1572 | if (all_msgs.len == 0) { | |
9f1ad541 | 1573 | fprintf(stderr, "nothing to send\n"); |
f2561fda MM |
1574 | return 1; |
1575 | } | |
1576 | ||
95c53908 | 1577 | total = count_messages(&all_msgs); |
1cd88cc9 | 1578 | if (!total) { |
9f1ad541 | 1579 | fprintf(stderr, "no messages to send\n"); |
f2561fda MM |
1580 | return 1; |
1581 | } | |
1582 | ||
1583 | /* write it to the imap server */ | |
f035ab62 | 1584 | |
1e16b255 BR |
1585 | if (server.tunnel) |
1586 | return append_msgs_to_imap(&server, &all_msgs, total); | |
f2561fda | 1587 | |
1e16b255 BR |
1588 | #ifdef USE_CURL_FOR_IMAP_SEND |
1589 | if (use_curl) | |
1590 | return curl_append_msgs_to_imap(&server, &all_msgs, total); | |
1591 | #endif | |
f2561fda | 1592 | |
1e16b255 | 1593 | return append_msgs_to_imap(&server, &all_msgs, total); |
f2561fda | 1594 | } |