cydir-mail.c revision 1eaaa2c9003cf3fbf672d597473e3f84e70d2ee6
/* Copyright (c) 2007-2011 Dovecot authors, see the included COPYING file */
#include "lib.h"
#include "istream.h"
#include "index-mail.h"
#include "cydir-storage.h"
#include <fcntl.h>
#include <unistd.h>
#include <sys/stat.h>
static const char *cydir_mail_get_path(struct mail *mail)
{
const char *dir;
dir = mailbox_list_get_path(mail->box->list, mail->box->name,
MAILBOX_LIST_PATH_TYPE_MAILBOX);
return t_strdup_printf("%s/%u.", dir, mail->uid);
}
static int cydir_mail_stat(struct mail *mail, struct stat *st_r)
{
const char *path;
if (mail->lookup_abort == MAIL_LOOKUP_ABORT_NOT_IN_CACHE)
return mail_set_aborted(mail);
mail->transaction->stats_stat_lookup_count++;
path = cydir_mail_get_path(mail);
if (stat(path, st_r) < 0) {
if (errno == ENOENT)
mail_set_expunged(mail);
else {
mail_storage_set_critical(mail->box->storage,
"stat(%s) failed: %m", path);
}
return -1;
}
return 0;
}
static int cydir_mail_get_received_date(struct mail *_mail, time_t *date_r)
{
struct index_mail *mail = (struct index_mail *)_mail;
struct index_mail_data *data = &mail->data;
struct stat st;
if (index_mail_get_received_date(_mail, date_r) == 0)
return 0;
if (cydir_mail_stat(_mail, &st) < 0)
return -1;
data->received_date = st.st_mtime;
*date_r = data->received_date;
return 0;
}
static int cydir_mail_get_save_date(struct mail *_mail, time_t *date_r)
{
struct index_mail *mail = (struct index_mail *)_mail;
struct index_mail_data *data = &mail->data;
struct stat st;
if (index_mail_get_save_date(_mail, date_r) == 0)
return 0;
if (cydir_mail_stat(_mail, &st) < 0)
return -1;
data->save_date = st.st_ctime;
*date_r = data->save_date;
return 0;
}
static int cydir_mail_get_physical_size(struct mail *_mail, uoff_t *size_r)
{
struct index_mail *mail = (struct index_mail *)_mail;
struct index_mail_data *data = &mail->data;
struct stat st;
if (index_mail_get_physical_size(_mail, size_r) == 0)
return 0;
if (cydir_mail_stat(_mail, &st) < 0)
return -1;
data->physical_size = data->virtual_size = st.st_size;
*size_r = data->physical_size;
return 0;
}
static int
cydir_mail_get_stream(struct mail *_mail, struct message_size *hdr_size,
struct message_size *body_size, struct istream **stream_r)
{
struct index_mail *mail = (struct index_mail *)_mail;
const char *path;
int fd;
if (mail->data.stream == NULL) {
_mail->transaction->stats_open_lookup_count++;
path = cydir_mail_get_path(_mail);
fd = open(path, O_RDONLY);
if (fd == -1) {
if (errno == ENOENT)
mail_set_expunged(_mail);
else {
mail_storage_set_critical(_mail->box->storage,
"open(%s) failed: %m", path);
}
return -1;
}
mail->data.stream = i_stream_create_fd(fd, 0, TRUE);
i_stream_set_name(mail->data.stream, path);
index_mail_set_read_buffer_size(_mail, mail->data.stream);
if (mail->mail.v.istream_opened != NULL) {
if (mail->mail.v.istream_opened(_mail, stream_r) < 0)
return -1;
}
}
return index_mail_init_stream(mail, hdr_size, body_size, stream_r);
}
struct mail_vfuncs cydir_mail_vfuncs = {
index_mail_close,
index_mail_free,
index_mail_set_seq,
index_mail_set_uid,
index_mail_set_uid_cache_updates,
index_mail_prefetch,
index_mail_get_flags,
index_mail_get_keywords,
index_mail_get_keyword_indexes,
index_mail_get_modseq,
index_mail_get_parts,
index_mail_get_date,
cydir_mail_get_received_date,
cydir_mail_get_save_date,
cydir_mail_get_physical_size, /* physical = virtual in our case */
cydir_mail_get_physical_size,
index_mail_get_first_header,
index_mail_get_headers,
index_mail_get_header_stream,
cydir_mail_get_stream,
index_mail_get_special,
index_mail_get_real_mail,
index_mail_update_flags,
index_mail_update_keywords,
index_mail_update_modseq,
NULL,
index_mail_expunge,
index_mail_parse,
index_mail_set_cache_corrupted,
index_mail_opened
};