1 /* notmuch - Not much of an email program, (just index and search)
3 * Copyright © 2009 Carl Worth
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation, either version 3 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program. If not, see http://www.gnu.org/licenses/ .
18 * Author: Carl Worth <cworth@cworth.org>
21 #ifndef NOTMUCH_CLIENT_H
22 #define NOTMUCH_CLIENT_H
25 #define _GNU_SOURCE /* for getline */
31 #include <gmime/gmime.h>
33 /* GMIME_CHECK_VERSION in gmime 2.4 is not usable from the
34 * preprocessor (it calls a runtime function). But since
35 * GMIME_MAJOR_VERSION and friends were added in gmime 2.6, we can use
36 * these to check the version number. */
37 #ifdef GMIME_MAJOR_VERSION
38 #define GMIME_ATLEAST_26
39 typedef GMimeCryptoContext notmuch_crypto_context_t;
41 typedef GMimeCipherContext notmuch_crypto_context_t;
46 /* This is separate from notmuch-private.h because we're trying to
47 * keep notmuch.c from looking into any internals, (which helps us
48 * develop notmuch.h into a plausible library interface).
63 #define unused(x) x __attribute__ ((unused))
65 #define STRINGIFY(s) STRINGIFY_(s)
66 #define STRINGIFY_(s) #s
68 typedef struct mime_node mime_node_t;
70 struct notmuch_show_params;
72 typedef struct notmuch_show_format {
73 struct sprinter *(*new_sprinter) (const void *ctx, FILE *stream);
74 notmuch_status_t (*part) (const void *ctx, struct sprinter *sprinter,
75 struct mime_node *node, int indent,
76 const struct notmuch_show_params *params);
77 } notmuch_show_format_t;
79 typedef struct notmuch_crypto {
80 notmuch_crypto_context_t* gpgctx;
81 notmuch_bool_t verify;
82 notmuch_bool_t decrypt;
85 typedef struct notmuch_show_params {
86 notmuch_bool_t entire_thread;
87 notmuch_bool_t omit_excluded;
88 notmuch_bool_t output_body;
91 notmuch_crypto_t crypto;
92 } notmuch_show_params_t;
94 /* There's no point in continuing when we've detected that we've done
95 * something wrong internally (as opposed to the user passing in a
98 * Note that __location__ comes from talloc.h.
100 #define INTERNAL_ERROR(format, ...) \
103 "Internal error: " format " (%s)\n", \
104 ##__VA_ARGS__, __location__); \
108 #define ARRAY_SIZE(arr) (sizeof (arr) / sizeof (arr[0]))
110 #define STRNCMP_LITERAL(var, literal) \
111 strncmp ((var), (literal), sizeof (literal) - 1)
114 chomp_newline (char *str)
116 if (str && str[strlen(str)-1] == '\n')
117 str[strlen(str)-1] = '\0';
120 /* Exit status code indicating the requested format version is too old
121 * (support for that version has been dropped). CLI code should use
122 * notmuch_exit_if_unsupported_format rather than directly exiting
125 #define NOTMUCH_EXIT_FORMAT_TOO_OLD 20
126 /* Exit status code indicating the requested format version is newer
127 * than the version supported by the CLI. CLI code should use
128 * notmuch_exit_if_unsupported_format rather than directly exiting
131 #define NOTMUCH_EXIT_FORMAT_TOO_NEW 21
133 /* The current structured output format version. Requests for format
134 * versions above this will return an error. Backwards-incompatible
135 * changes such as removing map fields, changing the meaning of map
136 * fields, or changing the meanings of list elements should increase
137 * this. New (required) map fields can be added without increasing
140 #define NOTMUCH_FORMAT_CUR 1
141 /* The minimum supported structured output format version. Requests
142 * for format versions below this will return an error. */
143 #define NOTMUCH_FORMAT_MIN 1
145 /* The output format version requested by the caller on the command
146 * line. If no format version is requested, this will be set to
147 * NOTMUCH_FORMAT_CUR. Even though the command-line option is
148 * per-command, this is global because commands can share structured
151 extern int notmuch_format_version;
153 /* Commands that support structured output should support the
155 * { NOTMUCH_OPT_INT, ¬much_format_version, "format-version", 0, 0 }
156 * and should invoke notmuch_exit_if_unsupported_format to check the
157 * requested version. If notmuch_format_version is outside the
158 * supported range, this will print a detailed diagnostic message for
159 * the user and exit with NOTMUCH_EXIT_FORMAT_TOO_{OLD,NEW} to inform
160 * the invoking program of the problem.
163 notmuch_exit_if_unsupported_format (void);
165 notmuch_crypto_context_t *
166 notmuch_crypto_get_context (notmuch_crypto_t *crypto, const char *protocol);
169 notmuch_crypto_cleanup (notmuch_crypto_t *crypto);
172 notmuch_count_command (void *ctx, int argc, char *argv[]);
175 notmuch_dump_command (void *ctx, int argc, char *argv[]);
178 notmuch_new_command (void *ctx, int argc, char *argv[]);
181 notmuch_reply_command (void *ctx, int argc, char *argv[]);
184 notmuch_restore_command (void *ctx, int argc, char *argv[]);
187 notmuch_search_command (void *ctx, int argc, char *argv[]);
190 notmuch_setup_command (void *ctx, int argc, char *argv[]);
193 notmuch_show_command (void *ctx, int argc, char *argv[]);
196 notmuch_tag_command (void *ctx, int argc, char *argv[]);
199 notmuch_search_tags_command (void *ctx, int argc, char *argv[]);
202 notmuch_cat_command (void *ctx, int argc, char *argv[]);
205 notmuch_config_command (void *ctx, int argc, char *argv[]);
208 notmuch_time_relative_date (const void *ctx, time_t then);
211 notmuch_time_print_formatted_seconds (double seconds);
214 notmuch_time_elapsed (struct timeval start, struct timeval end);
217 query_string_from_args (void *ctx, int argc, char *argv[]);
220 show_one_part (const char *filename, int part);
223 format_part_sprinter (const void *ctx, struct sprinter *sp, mime_node_t *node,
224 notmuch_bool_t first, notmuch_bool_t output_body);
227 format_headers_sprinter (struct sprinter *sp, GMimeMessage *message,
228 notmuch_bool_t reply);
231 NOTMUCH_SHOW_TEXT_PART_REPLY = 1 << 0,
232 } notmuch_show_text_part_flags;
235 show_text_part_content (GMimeObject *part, GMimeStream *stream_out,
236 notmuch_show_text_part_flags flags);
239 json_quote_chararray (const void *ctx, const char *str, const size_t len);
242 json_quote_str (const void *ctx, const char *str);
244 /* notmuch-config.c */
246 typedef struct _notmuch_config notmuch_config_t;
249 notmuch_config_open (void *ctx,
250 const char *filename,
251 notmuch_bool_t *is_new_ret);
254 notmuch_config_close (notmuch_config_t *config);
257 notmuch_config_save (notmuch_config_t *config);
260 notmuch_config_get_database_path (notmuch_config_t *config);
263 notmuch_config_set_database_path (notmuch_config_t *config,
264 const char *database_path);
267 notmuch_config_get_user_name (notmuch_config_t *config);
270 notmuch_config_set_user_name (notmuch_config_t *config,
271 const char *user_name);
274 notmuch_config_get_user_primary_email (notmuch_config_t *config);
277 notmuch_config_set_user_primary_email (notmuch_config_t *config,
278 const char *primary_email);
281 notmuch_config_get_user_other_email (notmuch_config_t *config,
285 notmuch_config_set_user_other_email (notmuch_config_t *config,
286 const char *other_email[],
290 notmuch_config_get_new_tags (notmuch_config_t *config,
293 notmuch_config_set_new_tags (notmuch_config_t *config,
294 const char *new_tags[],
298 notmuch_config_get_new_ignore (notmuch_config_t *config,
302 notmuch_config_set_new_ignore (notmuch_config_t *config,
303 const char *new_ignore[],
307 notmuch_config_get_maildir_synchronize_flags (notmuch_config_t *config);
310 notmuch_config_set_maildir_synchronize_flags (notmuch_config_t *config,
311 notmuch_bool_t synchronize_flags);
314 notmuch_config_get_search_exclude_tags (notmuch_config_t *config, size_t *length);
317 notmuch_config_set_search_exclude_tags (notmuch_config_t *config,
322 notmuch_run_hook (const char *db_path, const char *hook);
325 debugger_is_active (void);
329 /* mime_node_t represents a single node in a MIME tree. A MIME tree
330 * abstracts the different ways of traversing different types of MIME
331 * parts, allowing a MIME message to be viewed as a generic tree of
332 * parts. Message-type parts have one child, multipart-type parts
333 * have multiple children, and leaf parts have zero children.
336 /* The MIME object of this part. This will be a GMimeMessage,
337 * GMimePart, GMimeMultipart, or a subclass of one of these.
339 * This will never be a GMimeMessagePart because GMimeMessagePart
340 * is structurally redundant with GMimeMessage. If this part is a
341 * message (that is, 'part' is a GMimeMessage), then either
342 * envelope_file will be set to a notmuch_message_t (for top-level
343 * messages) or envelope_part will be set to a GMimeMessagePart
344 * (for embedded message parts).
348 /* If part is a GMimeMessage, these record the envelope of the
349 * message: either a notmuch_message_t representing a top-level
350 * message, or a GMimeMessagePart representing a MIME part
351 * containing a message.
353 notmuch_message_t *envelope_file;
354 GMimeMessagePart *envelope_part;
356 /* The number of children of this part. */
359 /* The parent of this node or NULL if this is the root node. */
360 struct mime_node *parent;
362 /* The depth-first part number of this child if the MIME tree is
363 * being traversed in depth-first order, or -1 otherwise. */
366 /* True if decryption of this part was attempted. */
367 notmuch_bool_t decrypt_attempted;
368 /* True if decryption of this part's child succeeded. In this
369 * case, the decrypted part is substituted for the second child of
370 * this part (which would usually be the encrypted data). */
371 notmuch_bool_t decrypt_success;
373 /* True if signature verification on this part was attempted. */
374 notmuch_bool_t verify_attempted;
375 #ifdef GMIME_ATLEAST_26
376 /* The list of signatures for signed or encrypted containers. If
377 * there are no signatures, this will be NULL. */
378 GMimeSignatureList* sig_list;
380 /* For signed or encrypted containers, the validity of the
381 * signature. May be NULL if signature verification failed. If
382 * there are simply no signatures, this will be non-NULL with an
383 * empty signers list. */
384 const GMimeSignatureValidity *sig_validity;
387 /* Internal: Context inherited from the root iterator. */
388 struct mime_node_context *ctx;
390 /* Internal: For successfully decrypted multipart parts, the
391 * decrypted part to substitute for the second child. */
392 GMimeObject *decrypted_child;
394 /* Internal: The next child for depth-first traversal and the part
395 * number to assign it (or -1 if unknown). */
400 /* Construct a new MIME node pointing to the root message part of
401 * message. If crypto->verify is true, signed child parts will be
402 * verified. If crypto->decrypt is true, encrypted child parts will be
403 * decrypted. If crypto->gpgctx is NULL, it will be lazily
408 * NOTMUCH_STATUS_SUCCESS: Root node is returned in *node_out.
410 * NOTMUCH_STATUS_FILE_ERROR: Failed to open message file.
412 * NOTMUCH_STATUS_OUT_OF_MEMORY: Out of memory.
415 mime_node_open (const void *ctx, notmuch_message_t *message,
416 notmuch_crypto_t *crypto, mime_node_t **node_out);
418 /* Return a new MIME node for the requested child part of parent.
419 * parent will be used as the talloc context for the returned child
422 * In case of any failure, this function returns NULL, (after printing
423 * an error message on stderr).
426 mime_node_child (mime_node_t *parent, int child);
428 /* Return the nth child of node in a depth-first traversal. If n is
429 * 0, returns node itself. Returns NULL if there is no such part. */
431 mime_node_seek_dfs (mime_node_t *node, int n);
433 #include "command-line-arguments.h"