/[imapfilter]/imapfilter/imapfilter.h
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Contents of /imapfilter/imapfilter.h

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Revision 1.36 - (show annotations)
Sat Jul 13 22:33:01 2002 UTC (21 years, 8 months ago) by lefcha
Branch: MAIN
Changes since 1.35: +10 -9 lines
File MIME type: text/plain
Added variable that controls subsribing after mailbox creation.

1 #ifndef IMAPFILTER_H
2 #define IMAPFILTER_H
3
4 #include <stdio.h>
5 #include <unistd.h>
6 #include <sys/stat.h>
7 #include <sys/types.h>
8 #include <dirent.h>
9
10 #ifndef DATA_H
11 #include "data.h"
12 #endif
13
14 /* Error codes returned by functions. */
15 #define ERROR_SIGNAL 1
16 #define ERROR_TRIVIAL 2
17 #define ERROR_FILE_OPEN 3
18 #define ERROR_LOCKFILE 4
19 #define ERROR_CONFIG_PARSE 5
20 #define ERROR_MEMORY_ALLOCATION 6
21 #define ERROR_SETUID 7
22 #define ERROR_TERMIO 8
23 #define ERROR_NETWORK 9
24 #define ERROR_SSL 10
25 #define ERROR_PASSPHRASE 11
26 #define ERROR_ENCRYPT 12
27 #define ERROR_DECRYPT 13
28 #define ERROR_FORK 14
29 #define ERROR_UNDEFINED 15
30
31 /* Flags that control the program's execution options. */
32 #define OPTION_DETAILS_QUIET 0x0001
33 #define OPTION_DETAILS_NORMAL 0x0002
34 #define OPTION_DETAILS_VERBOSE 0x0004
35 #define OPTION_DETAILS_CLEAR 0xfff8
36 #define OPTION_EXPUNGE 0x0008
37 #define OPTION_HEADERS 0x0010
38 #define OPTION_NAMESPACE 0x0020
39 #define OPTION_SUBSCRIBE 0x0040
40 #define OPTION_PASSWORD_EDITOR 0x0080
41 #define OPTION_DAEMON_MODE 0x0100
42
43 /* Other flags. */
44 #define FLAG_TTY_MODIFIED 0x01
45 #define FLAG_BLANK_PASSWORD 0x02
46
47 /* Capabilities of mail server. */
48 #define CAPABILITY_NONE 0x00
49 #define CAPABILITY_NAMESPACE 0x01
50
51 /* Flags for logger. */
52 #define LOG_WRITE 0
53 #define LOG_SERVER 1
54 #define LOG_USERNAME 2
55 #define LOG_MAILBOX 3
56 #define LOG_FILTER 4
57 #define LOG_ACTION 5
58 #define LOG_DESTINATION_MAILBOX 6
59
60 /* Buffer size of the IMAP command. */
61 #define SMALL_CMD 64
62 #define MEDIUM_CMD 512
63 #define BIG_CMD 32768
64
65 /* Store IMAP command type may replace,add or remove flags. */
66 #define STORE_FLAG_REPLACE 1
67 #define STORE_FLAG_ADD 2
68 #define STORE_FLAG_REMOVE 3
69
70 /* Buffer size of server's response. */
71 #define RESPONSE_BUF (4096 + 1)
72 #define RESULT_BUF 512
73
74 /* Response codes. */
75 #define RESPONSE_NONE -2
76 #define RESPONSE_BAD -1
77 #define RESPONSE_OK 0
78 #define RESPONSE_NO 1
79 #define RESPONSE_BYE 2
80 #define RESPONSE_PREAUTH 3
81 #define RESPONSE_READONLY 4
82 #define RESPONSE_TRYCREATE 5
83
84 /* Buffer size of message's headers. */
85 #define HEADERS_BUF 16384
86
87 /* Length of mailbox namespace prefix. */
88 #define NAMESPACE_PREFIX_LEN 64
89
90 /* Encryption and decryption buffers. */
91 #define ENCRYPTION_BUF 1024
92 #define DECRYPTION_BUF 4096
93
94 /* Buffer to save flags of the store IMAP command. */
95 #define STORE_FLAGS_BUF 64
96
97 /* Maximum passwords the password editor can handle. */
98 #define EDITOR_PASSWORDS_MAX 64
99
100
101 #define min(A, B) ((A) < (B) ? (A) : (B))
102 #define plural(A) ((A) == 1 ? "" : "s")
103
104
105 /* Secure memory information. */
106 typedef struct secmem {
107 void *buf; /* Allocated memory buffer. */
108 size_t size; /* Size of the buffer. */
109 struct secmem *prev, *next; /* Previous/next node of doubly linked list. */
110 } secmem_t;
111
112
113 /* Namespace of IMAP mailboxes. */
114 typedef struct namesp {
115 char prefix[NAMESPACE_PREFIX_LEN];
116 char delim;
117 } namesp_t;
118
119
120 /* file.c */
121 int read_config(char *cfg);
122 int parse_config(FILE * fd);
123 void set_options(char *line, regmatch_t * match);
124
125 int read_passwords(void);
126 int parse_passwords(FILE * fd);
127 int store_passwords(account_t * accts[]);
128
129 int create_homedir(void);
130 int exists_file(char *fname);
131 int exists_dir(char *fname);
132 int create_file(char *fname, mode_t mode);
133 #ifdef CHECK_PERMISSIONS
134 int check_file_perms(char *fname, mode_t mode);
135 int check_dir_perms(char *dname, mode_t mode);
136 #endif
137
138 /* imapfilter.c */
139 void usage(void);
140
141 /* imap.c */
142 unsigned int send_command(int *sock, char *cmd);
143 #ifdef DEBUG
144 int imap_noop(int *sock);
145 #endif
146 int imap_capability(int *sock);
147 int imap_namespace(int *sock);
148 int imap_logout(int *sock);
149 int imap_login(int *sock, char *user, char *pass);
150 /* int imap_list(int *sock, char *refer, char *mbox); */
151 int imap_subscribe(int *sock, char *mbox);
152 int imap_examine(int *sock, char *mbox);
153 int imap_select(int *sock, char *mbox);
154 int imap_status(int *sock, char *mbox, char *items);
155 int imap_create(int *sock, char *mbox);
156 int imap_search(int *sock, char *search);
157 int imap_fetch(int *sock, char *mesg, char *items);
158 int imap_store(int *sock, char *mesg, unsigned int mode, char *flags);
159 int imap_copy(int *sock, char *mesg, char *mbox);
160 int imap_append(int *sock, char *mbox, unsigned int size);
161 int imap_close(int *sock);
162 int imap_expunge(int *sock);
163
164 /* lock.c */
165 void lockfile_create(void);
166 void lockfile_check(void);
167 pid_t lockfile_pid(void);
168 int lockfile_remove(void);
169 void kill_imapfilter(void);
170
171 /* log.c */
172 void info(const char *info,...);
173 void verbose(const char *info,...);
174 void error(const char *errmsg,...);
175 void fatal(unsigned int errnum, const char *fatal,...);
176 void catch_signals(void);
177 void signal_handler(int sig);
178 int open_logfile(void);
179 int create_logfile(void);
180 int close_logfile(void);
181 void log_info(int flag, void *ptr);
182 char *get_time(void);
183
184 /* memory.c */
185 void *xmalloc(size_t size);
186 void *xrealloc(void *ptr, size_t size);
187 void xfree(void *ptr);
188 char *xstrdup(const char *s);
189
190 void *smalloc(size_t size);
191 void *srealloc(void *ptr, size_t size);
192 void sfree(void *ptr);
193 char *sstrdup(const char *s);
194 void secmem_append(secmem_t * node);
195 secmem_t *secmem_find(void *ptr);
196 void secmem_remove(secmem_t * node);
197 void secmem_clear(void);
198 void secmem_lock(void);
199
200 void corefile_disable(void);
201
202 /* misc.c */
203 char *strcasestr(const char *haystack, const char *needle);
204 char *ultostr(unsigned long int num, int base);
205 char *xstrncpy(char *dest, const char *src, size_t size);
206
207 /* passwd.c */
208 void get_password(char *passwd, size_t pwlen);
209 #ifdef ENCRYPTED_PASSWORDS
210 int encrypt_passwords(FILE * fd, account_t * accts[]);
211 int decrypt_passwords(unsigned char **buf, FILE * fd);
212 void password_editor(void);
213 #endif
214
215 /* request.c */
216 int test(int *sock);
217 int check_capabilities(int *sock);
218 int check_namespace(int *sock, namesp_t * nsp);
219 int login(int *sock, char *user, char *pass);
220 int check_mailbox(int *sock, char *mbox, namesp_t * nsp);
221 int select_mailbox(int *sock, char *mbox, namesp_t * nsp);
222 int mailbox_status(int *sock, char *mbox, namesp_t * nsp);
223 int close_mailbox(int *sock);
224 int logout(int *sock);
225
226 int apply_filters(filter_t ** filters);
227 int match_filter(filter_t * filter, char **mesgs);
228
229 void empty_fifo(mask_t ** mfifo);
230 void queue_fifo(mask_t ** mfifo, mask_t * mask);
231 mask_t *dequeue_fifo(mask_t ** mfifo);
232
233 char *generate_filter_and(mask_t * mask, unsigned int masknum,
234 unsigned int masklen);
235 char *generate_filter_or(mask_t * mask, unsigned int masknum,
236 unsigned int masklen);
237
238 int apply_action(char *mesgs, unsigned int *type, account_t * raccount,
239 char *destmbox, unsigned int *msgflags, char *args);
240 int action_delete(char *mesgs, char *args);
241 int action_copy(char *mesgs, char *destmbox, char *args);
242 int action_move(char *mesgs, char *destmbox, char *args);
243 int action_rcopy(char *mesgs, account_t * destacc, char *destmbox, char *args);
244 int action_rmove(char *mesgs, account_t * destacc, char *destmbox, char *args);
245 int action_flag(char *mesgs, unsigned int *type, unsigned int *msgflags, char *args);
246 int action_list(char *mesgs, char *args);
247
248 unsigned int count_messages(char *mesgs);
249 char *convert_messages(char *mesgs);
250
251
252 /* response.c */
253 void receive_response(int *sock, char *buf);
254 int server_response(int *sock, unsigned int tag);
255 int greeting_response(int *sock);
256 int capability_response(int *sock, unsigned int tag);
257 int namespace_response(int *sock, unsigned int tag, namesp_t * nsp);
258 int status_response(int *sock, unsigned int tag, char *mbox);
259 int select_response(int *sock, unsigned int tag);
260 int search_response(int *sock, unsigned int tag, char **mesgs);
261 int fetch_response(int *sock, int reset, char *fetch, unsigned int tag);
262 int fetchsize_response(int *sock, unsigned int *size, unsigned int tag);
263 int append_response(int *sock, unsigned int tag);
264 int copy_response(int *sock, unsigned int tag);
265 int analyze_response(char *buf);
266 void init_vbuf(void);
267 void reset_vbuf(void);
268 void check_vbuf(size_t n);
269
270 /* socket.c */
271 int init_connection(int *sock, char *serv, unsigned short int port,
272 unsigned int protocol);
273 int ssl_init(int *sock, unsigned int protocol);
274 int close_connection(int *sock);
275 int socket_read(int *sock, char *buf);
276 int socket_write(int *sock, char *data);
277
278 /* tty.c */
279 int tty_store(void);
280 int tty_disable_echo(void);
281 int tty_restore(void);
282
283 #endif /* IMAPFILTER_H */

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