static int feeddriver_get_messages_list(mailsession * session,
struct mailmessage_list ** result)
{
unsigned int i;
struct feed_session_state_data * data;
unsigned int count;
struct mailmessage_list * msg_list;
carray * tab;
int res;
int r;
update(session);
data = get_data(session);
if (data->feed_error != MAIL_NO_ERROR) {
res = data->feed_error;
goto err;
}
count = newsfeed_item_list_get_count(data->feed_session);
tab = carray_new(count);
if (tab == NULL) {
res = MAIL_ERROR_MEMORY;
goto err;
}
fprintf(stderr, "count: %i\n", count);
for(i = 0 ; i < count ; i ++) {
struct newsfeed_item * item;
mailmessage * msg;
item = newsfeed_get_item(data->feed_session, i);
msg = feed_item_to_message(session, i, item);
r = carray_add(tab, msg, NULL);
if (r < 0) {
res = MAIL_ERROR_MEMORY;
goto free_tab;
}
}
msg_list = mailmessage_list_new(tab);
if (msg_list == NULL) {
res = MAIL_ERROR_MEMORY;
goto free_tab;
}
* result = msg_list;
return MAIL_NO_ERROR;
free_tab:
for(i = 0 ; i < carray_count(tab) ; i ++) {
mailmessage * msg;
msg = carray_get(tab, i);
mailmessage_free(msg);
}
err:
return res;
}
static int folder_update_msg_list(struct folder_ref_info * ref_info,
struct mailmessage_list ** p_new_msg_list,
struct mailmessage_list ** p_lost_msg_list)
{
int r;
int res;
struct mailmessage_list * new_env_list;
unsigned int i;
carray * lost_msg_tab;
struct mailmessage_list * lost_msg_list;
unsigned int free_start_index;
chashiter * iter;
unsigned int lost_count;
r = mailfolder_get_messages_list(ref_info->folder, &new_env_list);
if (r != MAIL_NO_ERROR) {
res = r;
goto err;
}
for(iter = chash_begin(ref_info->msg_hash) ; iter != NULL ;
iter = chash_next(ref_info->msg_hash, iter)) {
struct message_ref_elt * msg_ref;
chashdatum data;
chash_value(iter, &data);
msg_ref = data.data;
msg_ref->lost = 1;
}
lost_count = chash_count(ref_info->msg_hash);
for(i = 0 ; i < carray_count(new_env_list->msg_tab) ; i ++) {
mailmessage * msg;
mailmessage * old_msg;
msg = carray_get(new_env_list->msg_tab, i);
if (msg->msg_uid == NULL)
continue;
old_msg = folder_info_get_msg_by_uid(ref_info, msg->msg_uid);
if (old_msg != NULL) {
struct message_ref_elt * msg_ref;
/* replace old message */
old_msg->msg_index = msg->msg_index;
carray_set(new_env_list->msg_tab, i, old_msg);
mailmessage_free(msg);
msg_ref = folder_info_get_msg_ref(ref_info, old_msg);
msg_ref->lost = 0;
lost_count --;
}
else {
/* set new message */
r = folder_message_add(ref_info, msg);
if (r != MAIL_NO_ERROR) {
free_start_index = i;
res = r;
goto free_remaining;
}
}
}
/* build the table of lost messages */
lost_msg_tab = carray_new(lost_count);
if (lost_msg_tab == NULL) {
res = MAIL_ERROR_MEMORY;
goto free_env_list;
}
carray_set_size(lost_msg_tab, lost_count);
i = 0;
for(iter = chash_begin(ref_info->msg_hash) ; iter != NULL ;
iter = chash_next(ref_info->msg_hash, iter)) {
struct message_ref_elt * msg_ref;
chashdatum key;
chashdatum value;
mailmessage * msg;
chash_key(iter, &key);
memcpy(&msg, key.data, sizeof(msg));
chash_value(iter, &value);
msg_ref = value.data;
if (msg_ref->lost) {
carray_set(lost_msg_tab, i, msg);
i ++;
}
}
lost_msg_list = mailmessage_list_new(lost_msg_tab);
if (lost_msg_list == NULL) {
res = MAIL_ERROR_MEMORY;
goto free_lost_msg_tab;
}
/* reference messages */
for(i = 0 ; i < carray_count(new_env_list->msg_tab) ; i ++) {
mailmessage * msg;
msg = carray_get(new_env_list->msg_tab, i);
folder_message_ref(ref_info, msg);
}
* p_new_msg_list = new_env_list;
* p_lost_msg_list = lost_msg_list;
return MAIL_NO_ERROR;
free_lost_msg_tab:
carray_free(lost_msg_tab);
free_env_list:
for(i = 0 ; i < carray_count(new_env_list->msg_tab) ; i ++) {
mailmessage * msg;
struct message_ref_elt * msg_ref;
msg = carray_get(new_env_list->msg_tab, i);
msg_ref = folder_info_get_msg_ref(ref_info, msg);
if (msg_ref != NULL) {
if (msg_ref->ref_count == 0)
folder_message_remove(ref_info, msg);
}
}
carray_set_size(new_env_list->msg_tab, 0);
mailmessage_list_free(new_env_list);
goto err;
free_remaining:
for(i = 0 ; i < carray_count(new_env_list->msg_tab) ; i ++) {
mailmessage * msg;
struct message_ref_elt * msg_ref;
msg = carray_get(new_env_list->msg_tab, i);
msg_ref = folder_info_get_msg_ref(ref_info, msg);
if (msg_ref != NULL) {
if (msg_ref->ref_count == 0)
folder_message_remove(ref_info, msg);
}
}
for(i = free_start_index ; i < carray_count(new_env_list->msg_tab) ; i ++) {
mailmessage * msg;
msg = carray_get(new_env_list->msg_tab, i);
mailmessage_free(msg);
}
carray_set_size(new_env_list->msg_tab, 0);
mailmessage_list_free(new_env_list);
err:
return res;
}
int nntp_get_messages_list(mailsession * nntp_session,
mailsession * session,
mailmessage_driver * driver,
struct mailmessage_list ** result)
{
carray * tab;
struct mailmessage_list * env_list;
uint32_t i;
int res;
int r;
struct nntp_session_state_data * data;
struct newsnntp_group_info * group_info;
uint32_t max;
unsigned int cur;
data = session_get_data(nntp_session);
if (data->nntp_group_name == NULL) {
res = MAIL_ERROR_BAD_STATE;
goto err;
}
r = nntpdriver_select_folder(nntp_session, data->nntp_group_name);
if (r != MAIL_NO_ERROR) {
res = r;
goto err;
}
group_info = data->nntp_group_info;
if (group_info == NULL) {
res = MAIL_ERROR_BAD_STATE;
goto err;
}
max = group_info->grp_first;
if (data->nntp_max_articles != 0) {
if (group_info->grp_last - data->nntp_max_articles + 1 > max)
max = group_info->grp_last - data->nntp_max_articles + 1;
}
tab = carray_new(128);
if (tab == NULL) {
res = MAIL_ERROR_MEMORY;
goto err;
}
for(i = max ; i <= group_info->grp_last ; i++) {
mailmessage * msg;
msg = mailmessage_new();
if (msg == NULL) {
res = MAIL_ERROR_MEMORY;
goto free_list;
}
r = mailmessage_init(msg, session, driver, i, 0);
if (r != MAIL_NO_ERROR) {
mailmessage_free(msg);
res = r;
goto free_list;
}
r = carray_add(tab, msg, NULL);
if (r < 0) {
mailmessage_free(msg);
res = MAIL_ERROR_MEMORY;
goto free_list;
}
}
env_list = mailmessage_list_new(tab);
if (env_list == NULL) {
res = MAIL_ERROR_MEMORY;
goto free_list;
}
* result = env_list;
return MAIL_NO_ERROR;
free_list:
for(cur = 0 ; cur < carray_count(tab) ; cur ++)
mailmessage_free(carray_get(tab, cur));
carray_free(tab);
err:
return res;
}
static int get_messages_list(mailsession * session,
struct mailmessage_list ** result)
{
int r;
char key[PATH_MAX];
struct mail_cache_db * maildb;
struct db_session_state_data * data;
int res;
carray * msglist;
unsigned int i;
carray * msgtab;
struct mailmessage_list * driver_msglist;
data = get_data(session);
r = mail_cache_db_open_lock(data->db_filename, &maildb);
if (r < 0) {
res = MAIL_ERROR_FILE;
goto err;
}
r = db_get_message_list(maildb, &msglist);
if (r != MAIL_NO_ERROR) {
res = r;
goto close_db;
}
msgtab = carray_new(16);
if (msgtab == NULL) {
res = MAIL_ERROR_MEMORY;
goto close_db;
}
for(i = 0 ; i < carray_count(msglist) ; i ++) {
uint32_t msg_num;
uint32_t * pmsg_num;
mailmessage * msg;
size_t size;
pmsg_num = carray_get(msglist, i);
msg_num = * pmsg_num;
free(pmsg_num);
carray_set(msglist, i, NULL);
snprintf(key, sizeof(key), "%lu", (unsigned long) msg_num);
r = mail_cache_db_get_size(maildb, key, strlen(key), &size);
if (r < 0) {
continue;
}
msg = mailmessage_new();
if (msg == NULL) {
res = MAIL_ERROR_MEMORY;
goto free_list;
}
r = mailmessage_init(msg, session, db_message_driver,
msg_num, size);
if (r != MAIL_NO_ERROR) {
mailmessage_free(msg);
res = r;
goto free_list;
}
r = carray_add(msgtab, msg, NULL);
if (r < 0) {
mailmessage_free(msg);
res = MAIL_ERROR_MEMORY;
goto free_list;
}
}
carray_free(msglist);
driver_msglist = mailmessage_list_new(msgtab);
if (driver_msglist == NULL) {
res = MAIL_ERROR_MEMORY;
goto free_list;
}
mail_cache_db_close_unlock(data->db_filename, maildb);
* result = driver_msglist;
return MAIL_NO_ERROR;
free_list:
for(i = 0 ; i < carray_count(msgtab) ; i ++) {
mailmessage * msg;
msg = carray_get(msgtab, i);
mailmessage_free(msg);
}
carray_free(msgtab);
for(i = 0 ; i < carray_count(msglist) ; i ++) {
uint32_t * msg;
msg = carray_get(msglist, i);
if (msg != NULL)
free(msg);
}
carray_free(msglist);
close_db:
mail_cache_db_close_unlock(data->db_filename, maildb);
err:
return res;
}
