Diffstat (limited to 'libetpan/src/driver/implementation/pop3/pop3storage.c') (more/less context) (ignore whitespace changes)
| -rw-r--r-- | libetpan/src/driver/implementation/pop3/pop3storage.c | 284 |
1 files changed, 284 insertions, 0 deletions
diff --git a/libetpan/src/driver/implementation/pop3/pop3storage.c b/libetpan/src/driver/implementation/pop3/pop3storage.c new file mode 100644 index 0000000..1cff650 --- a/dev/null +++ b/libetpan/src/driver/implementation/pop3/pop3storage.c @@ -0,0 +1,284 @@ +/* + * libEtPan! -- a mail stuff library + * + * Copyright (C) 2001, 2005 - DINH Viet Hoa + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the libEtPan! project nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +/* + * $Id$ + */ + +#include "pop3storage.h" + +#include <stdlib.h> +#include <string.h> + +#include "mail.h" +#include "mailstorage_tools.h" +#include "maildriver.h" + +/* pop3 storage */ + +#define POP3_DEFAULT_PORT 110 +#define POP3S_DEFAULT_PORT 995 + +static int pop3_mailstorage_connect(struct mailstorage * storage); +static int pop3_mailstorage_get_folder_session(struct mailstorage * storage, + char * pathname, mailsession ** result); +static void pop3_mailstorage_uninitialize(struct mailstorage * storage); + +static mailstorage_driver pop3_mailstorage_driver = { + .sto_name = "pop3", + .sto_connect = pop3_mailstorage_connect, + .sto_get_folder_session = pop3_mailstorage_get_folder_session, + .sto_uninitialize = pop3_mailstorage_uninitialize, +}; + +int pop3_mailstorage_init(struct mailstorage * storage, + char * pop3_servername, uint16_t pop3_port, + char * pop3_command, + int pop3_connection_type, int pop3_auth_type, + char * pop3_login, char * pop3_password, + int pop3_cached, char * pop3_cache_directory, char * pop3_flags_directory) +{ + struct pop3_mailstorage * pop3_storage; + + pop3_storage = malloc(sizeof(* pop3_storage)); + if (pop3_storage == NULL) + goto err; + + pop3_storage->pop3_servername = strdup(pop3_servername); + if (pop3_storage->pop3_servername == NULL) + goto free; + + pop3_storage->pop3_connection_type = pop3_connection_type; + + if (pop3_port == 0) { + switch (pop3_connection_type) { + case CONNECTION_TYPE_PLAIN: + case CONNECTION_TYPE_TRY_STARTTLS: + case CONNECTION_TYPE_STARTTLS: + case CONNECTION_TYPE_COMMAND: + case CONNECTION_TYPE_COMMAND_TRY_STARTTLS: + case CONNECTION_TYPE_COMMAND_STARTTLS: + pop3_port = POP3_DEFAULT_PORT; + break; + + case CONNECTION_TYPE_TLS: + case CONNECTION_TYPE_COMMAND_TLS: + pop3_port = POP3S_DEFAULT_PORT; + break; + } + } + + pop3_storage->pop3_port = pop3_port; + + if (pop3_command != NULL) { + pop3_storage->pop3_command = strdup(pop3_command); + if (pop3_storage->pop3_command == NULL) + goto free_servername; + } + else + pop3_storage->pop3_command = NULL; + + pop3_storage->pop3_auth_type = pop3_auth_type; + + if (pop3_login != NULL) { + pop3_storage->pop3_login = strdup(pop3_login); + if (pop3_storage->pop3_login == NULL) + goto free_command; + } + else + pop3_storage->pop3_login = NULL; + + if (pop3_password != NULL) { + pop3_storage->pop3_password = strdup(pop3_password); + if (pop3_storage->pop3_password == NULL) + goto free_login; + } + else + pop3_storage->pop3_password = NULL; + + pop3_storage->pop3_cached = pop3_cached; + + if (pop3_cached && (pop3_cache_directory != NULL) && + (pop3_flags_directory != NULL)) { + pop3_storage->pop3_cache_directory = strdup(pop3_cache_directory); + if (pop3_storage->pop3_cache_directory == NULL) + goto free_password; + pop3_storage->pop3_flags_directory = strdup(pop3_flags_directory); + if (pop3_storage->pop3_flags_directory == NULL) + goto free_cache_directory; + } + else { + pop3_storage->pop3_cached = FALSE; + pop3_storage->pop3_cache_directory = NULL; + pop3_storage->pop3_flags_directory = NULL; + } + + storage->sto_data = pop3_storage; + storage->sto_driver = &pop3_mailstorage_driver; + + return MAIL_NO_ERROR; + + free_cache_directory: + free(pop3_storage->pop3_cache_directory); + free_password: + if (pop3_storage->pop3_password != NULL) + free(pop3_storage->pop3_password); + free_login: + if (pop3_storage->pop3_login != NULL) + free(pop3_storage->pop3_login); + free_command: + if (pop3_storage->pop3_command != NULL) + free(pop3_storage->pop3_command); + free_servername: + if (pop3_storage->pop3_servername != NULL) + free(pop3_storage->pop3_servername); + free: + free(pop3_storage); + err: + return MAIL_ERROR_MEMORY; +} + +static void pop3_mailstorage_uninitialize(struct mailstorage * storage) +{ + struct pop3_mailstorage * pop3_storage; + + pop3_storage = storage->sto_data; + + if (pop3_storage->pop3_flags_directory != NULL) + free(pop3_storage->pop3_flags_directory); + if (pop3_storage->pop3_cache_directory != NULL) + free(pop3_storage->pop3_cache_directory); + if (pop3_storage->pop3_password != NULL) + free(pop3_storage->pop3_password); + if (pop3_storage->pop3_login != NULL) + free(pop3_storage->pop3_login); + if (pop3_storage->pop3_command != NULL) + free(pop3_storage->pop3_command); + free(pop3_storage->pop3_servername); + free(pop3_storage); + + storage->sto_data = pop3_storage; +} + +static int pop3_mailstorage_connect(struct mailstorage * storage) +{ + struct pop3_mailstorage * pop3_storage; + mailsession_driver * driver; + int r; + int res; + mailsession * session; + int auth_type; + + pop3_storage = storage->sto_data; + + if (pop3_storage->pop3_cached) + driver = pop3_cached_session_driver; + else + driver = pop3_session_driver; + + r = mailstorage_generic_connect(driver, + pop3_storage->pop3_servername, + pop3_storage->pop3_port, pop3_storage->pop3_command, + pop3_storage->pop3_connection_type, + POP3DRIVER_CACHED_SET_CACHE_DIRECTORY, + pop3_storage->pop3_cache_directory, + POP3DRIVER_CACHED_SET_FLAGS_DIRECTORY, + pop3_storage->pop3_flags_directory, + &session); + switch (r) { + case MAIL_NO_ERROR_NON_AUTHENTICATED: + case MAIL_NO_ERROR_AUTHENTICATED: + case MAIL_NO_ERROR: + break; + default: + res = r; + goto err; + } + + auth_type = -1; + switch (pop3_storage->pop3_auth_type) { + case POP3_AUTH_TYPE_PLAIN: + auth_type = POP3DRIVER_AUTH_TYPE_PLAIN; + break; + case POP3_AUTH_TYPE_APOP: + auth_type = POP3DRIVER_AUTH_TYPE_APOP; + break; + case POP3_AUTH_TYPE_TRY_APOP: + auth_type = POP3DRIVER_AUTH_TYPE_TRY_APOP; + break; + } + + if (auth_type != -1) { + mailsession_parameters(session, POP3DRIVER_SET_AUTH_TYPE, &auth_type); + } + + r = mailstorage_generic_auth(session, r, + pop3_storage->pop3_auth_type, + pop3_storage->pop3_login, + pop3_storage->pop3_password); + if (r != MAIL_NO_ERROR) { + if (pop3_storage->pop3_auth_type == POP3_AUTH_TYPE_TRY_APOP) { + /* try in clear authentication */ + mailsession_free(session); + + pop3_storage->pop3_auth_type = POP3_AUTH_TYPE_PLAIN; + r = mailstorage_connect(storage); + if (r != MAIL_NO_ERROR) { + res = r; + return res; + } + pop3_storage->pop3_auth_type = POP3_AUTH_TYPE_TRY_APOP; + + return MAIL_NO_ERROR; + } + + res = r; + goto free; + } + + storage->sto_session = session; + + return MAIL_NO_ERROR; + + free: + mailsession_free(session); + err: + return res; +} + +static int pop3_mailstorage_get_folder_session(struct mailstorage * storage, + char * pathname, mailsession ** result) +{ + * result = storage->sto_session; + + return MAIL_NO_ERROR; +} + |