/[imapfilter]/imapfilter/imapfilter.h
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Annotation of /imapfilter/imapfilter.h

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Revision 1.49 - (hide annotations)
Sat Feb 22 16:06:41 2003 UTC (21 years, 1 month ago) by lefcha
Branch: MAIN
Changes since 1.48: +24 -18 lines
File MIME type: text/plain
Coding style to KNF and some code cleanup.

1 lefcha 1.9 #ifndef IMAPFILTER_H
2     #define IMAPFILTER_H
3    
4     #include <stdio.h>
5 lefcha 1.25 #include <unistd.h>
6     #include <sys/stat.h>
7     #include <sys/types.h>
8 lefcha 1.29 #include <dirent.h>
9 lefcha 1.9
10     #ifndef DATA_H
11     #include "data.h"
12     #endif
13    
14 lefcha 1.43 /* Program's version number. */
15 lefcha 1.46 #define IMAPFILTER_VERSION "0.8.5"
16 lefcha 1.43
17 lefcha 1.11 /* Error codes returned by functions. */
18 lefcha 1.22 #define ERROR_SIGNAL 1
19     #define ERROR_TRIVIAL 2
20     #define ERROR_FILE_OPEN 3
21 lefcha 1.32 #define ERROR_LOCKFILE 4
22 lefcha 1.29 #define ERROR_CONFIG_PARSE 5
23     #define ERROR_MEMORY_ALLOCATION 6
24     #define ERROR_SETUID 7
25     #define ERROR_TERMIO 8
26     #define ERROR_NETWORK 9
27     #define ERROR_SSL 10
28     #define ERROR_PASSPHRASE 11
29     #define ERROR_ENCRYPT 12
30     #define ERROR_DECRYPT 13
31 lefcha 1.30 #define ERROR_FORK 14
32     #define ERROR_UNDEFINED 15
33 lefcha 1.9
34 lefcha 1.30 /* Flags that control the program's execution options. */
35 lefcha 1.36 #define OPTION_DETAILS_QUIET 0x0001
36     #define OPTION_DETAILS_NORMAL 0x0002
37     #define OPTION_DETAILS_VERBOSE 0x0004
38     #define OPTION_DETAILS_CLEAR 0xfff8
39 lefcha 1.38 #define OPTION_ERRORS 0x0008
40     #define OPTION_EXPUNGE 0x0010
41     #define OPTION_HEADERS 0x0020
42     #define OPTION_NAMESPACE 0x0040
43     #define OPTION_SUBSCRIBE 0x0080
44     #define OPTION_WARNING 0x0100
45     #define OPTION_PASSWORD_EDITOR 0x0200
46     #define OPTION_DAEMON_MODE 0x0400
47 lefcha 1.30
48     /* Other flags. */
49 lefcha 1.45 #define FLAG_TTY 0x01
50     #define FLAG_TTY_MODIFIED 0x02
51     #define FLAG_BLANK_PASSWORD 0x04
52 lefcha 1.25
53     /* Capabilities of mail server. */
54     #define CAPABILITY_NONE 0x00
55     #define CAPABILITY_NAMESPACE 0x01
56 lefcha 1.9
57 lefcha 1.12 /* Flags for logger. */
58     #define LOG_WRITE 0
59 lefcha 1.49 #define LOG_ACCOUNT 1
60     #define LOG_MAILBOX 2
61     #define LOG_FILTER 3
62     #define LOG_ACTION 4
63     #define LOG_DESTINATION_ACCOUNT 5
64 lefcha 1.12 #define LOG_DESTINATION_MAILBOX 6
65    
66 lefcha 1.17 /* Buffer size of the IMAP command. */
67 lefcha 1.9 #define SMALL_CMD 64
68 lefcha 1.32 #define MEDIUM_CMD 512
69     #define BIG_CMD 32768
70 lefcha 1.9
71 lefcha 1.35 /* Store IMAP command type may replace,add or remove flags. */
72     #define STORE_FLAG_REPLACE 1
73     #define STORE_FLAG_ADD 2
74     #define STORE_FLAG_REMOVE 3
75    
76 lefcha 1.9 /* Buffer size of server's response. */
77 lefcha 1.21 #define RESPONSE_BUF (4096 + 1)
78 lefcha 1.20 #define RESULT_BUF 512
79 lefcha 1.9
80 lefcha 1.16 /* Response codes. */
81 lefcha 1.44 #define RESPONSE_NULLBODY -2
82     #define RESPONSE_NONE -1
83 lefcha 1.16 #define RESPONSE_OK 0
84     #define RESPONSE_NO 1
85 lefcha 1.44 #define RESPONSE_BAD 2
86     #define RESPONSE_BYE 3
87     #define RESPONSE_PREAUTH 4
88     #define RESPONSE_READONLY 5
89     #define RESPONSE_TRYCREATE 6
90 lefcha 1.16
91 lefcha 1.39 /* Size virtual buffer. */
92     #define VIRTUAL_BUF 4096
93 lefcha 1.9
94 lefcha 1.48 /* Authentication mechanisms string. */
95     #define AUTH_MECH_LEN 512
96    
97 lefcha 1.25 /* Length of mailbox namespace prefix. */
98     #define NAMESPACE_PREFIX_LEN 64
99    
100 lefcha 1.26 /* Encryption and decryption buffers. */
101     #define ENCRYPTION_BUF 1024
102     #define DECRYPTION_BUF 4096
103    
104 lefcha 1.35 /* Buffer to save flags of the store IMAP command. */
105     #define STORE_FLAGS_BUF 64
106    
107 lefcha 1.27 /* Maximum passwords the password editor can handle. */
108 lefcha 1.32 #define EDITOR_PASSWORDS_MAX 64
109 lefcha 1.27
110 lefcha 1.47 /* Lenght of charset for IMAP SEARCH requests. */
111     #define CHARSET_LEN 64
112    
113 lefcha 1.1
114     #define min(A, B) ((A) < (B) ? (A) : (B))
115 lefcha 1.15 #define plural(A) ((A) == 1 ? "" : "s")
116 lefcha 1.1
117    
118 lefcha 1.27 /* Secure memory information. */
119     typedef struct secmem {
120 lefcha 1.49 void *buf; /* Allocated memory buffer. */
121     size_t size; /* Size of the buffer. */
122     struct secmem *prev, *next; /* Previous/next node of doubly linked
123     * list. */
124 lefcha 1.27 } secmem_t;
125    
126    
127 lefcha 1.32 /* Namespace of IMAP mailboxes. */
128     typedef struct namesp {
129 lefcha 1.49 char prefix[NAMESPACE_PREFIX_LEN];
130     char delim;
131 lefcha 1.32 } namesp_t;
132    
133    
134 lefcha 1.9 /* file.c */
135 lefcha 1.27 int read_config(char *cfg);
136     int parse_config(FILE * fd);
137     void set_options(char *line, regmatch_t * match);
138    
139     int read_passwords(void);
140     int parse_passwords(FILE * fd);
141     int store_passwords(account_t * accts[]);
142    
143 lefcha 1.25 int create_homedir(void);
144 lefcha 1.26 int exists_file(char *fname);
145     int exists_dir(char *fname);
146 lefcha 1.25 int create_file(char *fname, mode_t mode);
147 lefcha 1.49
148 lefcha 1.9 #ifdef CHECK_PERMISSIONS
149 lefcha 1.25 int check_file_perms(char *fname, mode_t mode);
150     int check_dir_perms(char *dname, mode_t mode);
151 lefcha 1.49
152 lefcha 1.9 #endif
153 lefcha 1.1
154 lefcha 1.9 /* imapfilter.c */
155     void usage(void);
156 lefcha 1.43 void version(void);
157 lefcha 1.1
158 lefcha 1.9 /* imap.c */
159 lefcha 1.32 unsigned int send_command(int *sock, char *cmd);
160 lefcha 1.49
161 lefcha 1.9 #ifdef DEBUG
162 lefcha 1.32 int imap_noop(int *sock);
163 lefcha 1.49
164 lefcha 1.9 #endif
165 lefcha 1.32 int imap_capability(int *sock);
166     int imap_namespace(int *sock);
167     int imap_logout(int *sock);
168 lefcha 1.48 int imap_authenticate(int *sock, char *auth);
169 lefcha 1.32 int imap_login(int *sock, char *user, char *pass);
170 lefcha 1.49
171 lefcha 1.32 /* int imap_list(int *sock, char *refer, char *mbox); */
172     int imap_subscribe(int *sock, char *mbox);
173     int imap_examine(int *sock, char *mbox);
174     int imap_select(int *sock, char *mbox);
175     int imap_status(int *sock, char *mbox, char *items);
176     int imap_create(int *sock, char *mbox);
177 lefcha 1.47 int imap_search(int *sock, char *charset, char *search);
178 lefcha 1.32 int imap_fetch(int *sock, char *mesg, char *items);
179 lefcha 1.35 int imap_store(int *sock, char *mesg, unsigned int mode, char *flags);
180 lefcha 1.32 int imap_copy(int *sock, char *mesg, char *mbox);
181     int imap_append(int *sock, char *mbox, unsigned int size);
182     int imap_close(int *sock);
183 lefcha 1.34 int imap_expunge(int *sock);
184 lefcha 1.29
185     /* lock.c */
186     void lockfile_create(void);
187     void lockfile_check(void);
188 lefcha 1.30 pid_t lockfile_pid(void);
189 lefcha 1.29 int lockfile_remove(void);
190 lefcha 1.30 void kill_imapfilter(void);
191 lefcha 1.9
192     /* log.c */
193 lefcha 1.13 void info(const char *info,...);
194     void verbose(const char *info,...);
195     void error(const char *errmsg,...);
196     void fatal(unsigned int errnum, const char *fatal,...);
197 lefcha 1.22 void catch_signals(void);
198     void signal_handler(int sig);
199 lefcha 1.9 int open_logfile(void);
200     int create_logfile(void);
201     int close_logfile(void);
202 lefcha 1.12 void log_info(int flag, void *ptr);
203 lefcha 1.11 char *get_time(void);
204 lefcha 1.9
205 lefcha 1.13 /* memory.c */
206     void *xmalloc(size_t size);
207 lefcha 1.19 void *xrealloc(void *ptr, size_t size);
208 lefcha 1.26 void xfree(void *ptr);
209 lefcha 1.13 char *xstrdup(const char *s);
210    
211 lefcha 1.27 void *smalloc(size_t size);
212     void *srealloc(void *ptr, size_t size);
213     void sfree(void *ptr);
214     char *sstrdup(const char *s);
215 lefcha 1.34 void secmem_append(secmem_t * node);
216 lefcha 1.27 secmem_t *secmem_find(void *ptr);
217 lefcha 1.34 void secmem_remove(secmem_t * node);
218 lefcha 1.27 void secmem_clear(void);
219 lefcha 1.49
220 lefcha 1.41 #ifdef MEMORY_LOCK
221 lefcha 1.30 void secmem_lock(void);
222 lefcha 1.49
223 lefcha 1.41 #endif
224 lefcha 1.27 void corefile_disable(void);
225    
226 lefcha 1.16 /* misc.c */
227     char *strcasestr(const char *haystack, const char *needle);
228     char *ultostr(unsigned long int num, int base);
229 lefcha 1.24 char *xstrncpy(char *dest, const char *src, size_t size);
230 lefcha 1.16
231 lefcha 1.25 /* passwd.c */
232 lefcha 1.26 void get_password(char *passwd, size_t pwlen);
233 lefcha 1.49
234 lefcha 1.26 #ifdef ENCRYPTED_PASSWORDS
235 lefcha 1.34 int encrypt_passwords(FILE * fd, account_t * accts[]);
236     int decrypt_passwords(unsigned char **buf, FILE * fd);
237 lefcha 1.26 void password_editor(void);
238 lefcha 1.49
239 lefcha 1.26 #endif
240 lefcha 1.25
241 lefcha 1.9 /* request.c */
242 lefcha 1.32 int test(int *sock);
243     int check_capabilities(int *sock);
244 lefcha 1.34 int check_namespace(int *sock, namesp_t * nsp);
245 lefcha 1.32 int login(int *sock, char *user, char *pass);
246 lefcha 1.34 int check_mailbox(int *sock, char *mbox, namesp_t * nsp);
247     int select_mailbox(int *sock, char *mbox, namesp_t * nsp);
248     int mailbox_status(int *sock, char *mbox, namesp_t * nsp);
249 lefcha 1.32 int close_mailbox(int *sock);
250     int logout(int *sock);
251 lefcha 1.9
252 lefcha 1.16 int apply_filters(filter_t ** filters);
253 lefcha 1.19 int match_filter(filter_t * filter, char **mesgs);
254 lefcha 1.9
255     void empty_fifo(mask_t ** mfifo);
256 lefcha 1.11 void queue_fifo(mask_t ** mfifo, mask_t * mask);
257     mask_t *dequeue_fifo(mask_t ** mfifo);
258 lefcha 1.9
259 lefcha 1.49 char *generate_filter_and(mask_t * mask, unsigned int masknum, unsigned int masklen);
260     char *generate_filter_or(mask_t * mask, unsigned int masknum, unsigned int masklen);
261 lefcha 1.9
262 lefcha 1.49 int apply_action(char *mesgs, unsigned int *type, account_t * raccount, char *destmbox, unsigned int *msgflags, char *args);
263 lefcha 1.9 int action_delete(char *mesgs, char *args);
264 lefcha 1.11 int action_copy(char *mesgs, char *destmbox, char *args);
265     int action_move(char *mesgs, char *destmbox, char *args);
266 lefcha 1.34 int action_rcopy(char *mesgs, account_t * destacc, char *destmbox, char *args);
267     int action_rmove(char *mesgs, account_t * destacc, char *destmbox, char *args);
268 lefcha 1.35 int action_flag(char *mesgs, unsigned int *type, unsigned int *msgflags, char *args);
269 lefcha 1.11 int action_list(char *mesgs, char *args);
270 lefcha 1.9
271 lefcha 1.32 unsigned int count_messages(char *mesgs);
272 lefcha 1.33 char *convert_messages(char *mesgs);
273 lefcha 1.32
274 lefcha 1.9
275 lefcha 1.11 /* response.c */
276 lefcha 1.32 void receive_response(int *sock, char *buf);
277     int server_response(int *sock, unsigned int tag);
278 lefcha 1.40 void bye_response(char *buf);
279 lefcha 1.32 int greeting_response(int *sock);
280 lefcha 1.39 int logout_response(int *sock, unsigned int tag);
281 lefcha 1.32 int capability_response(int *sock, unsigned int tag);
282 lefcha 1.48 void auth_mechanisms(void);
283 lefcha 1.34 int namespace_response(int *sock, unsigned int tag, namesp_t * nsp);
284 lefcha 1.32 int status_response(int *sock, unsigned int tag, char *mbox);
285     int select_response(int *sock, unsigned int tag);
286     int search_response(int *sock, unsigned int tag, char **mesgs);
287 lefcha 1.43 int fetch_response(int *sock, unsigned int tag, int reset, char *fetch);
288 lefcha 1.32 int fetchsize_response(int *sock, unsigned int *size, unsigned int tag);
289     int append_response(int *sock, unsigned int tag);
290     int copy_response(int *sock, unsigned int tag);
291 lefcha 1.20 int analyze_response(char *buf);
292 lefcha 1.32 void init_vbuf(void);
293     void reset_vbuf(void);
294     void check_vbuf(size_t n);
295 lefcha 1.25
296     /* socket.c */
297 lefcha 1.49 int init_connection(int *sock, char *serv, unsigned short int port, unsigned int protocol);
298 lefcha 1.32 int ssl_init(int *sock, unsigned int protocol);
299     int close_connection(int *sock);
300     int socket_read(int *sock, char *buf);
301     int socket_write(int *sock, char *data);
302 lefcha 1.25
303     /* tty.c */
304     int tty_store(void);
305     int tty_disable_echo(void);
306     int tty_restore(void);
307 lefcha 1.11
308 lefcha 1.13 #endif /* IMAPFILTER_H */

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