/*
* Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
- * Copyright (C) 1999,2000 Hiroyuki Yamamoto
+ * Copyright (C) 1999-2002 Hiroyuki Yamamoto
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
#include <stdarg.h>
#include <ctype.h>
#include <unistd.h>
+#include <time.h>
+#include <errno.h>
#include "intl.h"
#include "pop.h"
#include "utils.h"
#include "inc.h"
#include "recv.h"
+#include "selective_download.h"
+#include "log.h"
+#if USE_OPENSSL
+# include "ssl.h"
+#endif
+
+#define LOOKUP_NEXT_MSG() \
+{ \
+ Pop3MsgInfo *msg; \
+ PrefsAccount *ac = state->ac_prefs; \
+ gint size; \
+ gboolean size_limit_over; \
+ \
+ for (;;) { \
+ msg = &state->msg[state->cur_msg]; \
+ size = msg->size; \
+ size_limit_over = \
+ (ac->enable_size_limit && \
+ ac->size_limit > 0 && \
+ size > ac->size_limit * 1024); \
+ \
+ if (ac->rmmail && \
+ msg->recv_time != RECV_TIME_NONE && \
+ msg->recv_time != RECV_TIME_KEEP && \
+ state->current_time - msg->recv_time >= \
+ ac->msg_leave_time * 24 * 60 * 60) { \
+ log_print(_("POP3: Deleting expired message %d\n"), \
+ state->cur_msg); \
+ return POP3_DELETE_SEND; \
+ } \
+ \
+ if (size_limit_over) \
+ log_print(_("POP3: Skipping message %d (%d bytes)\n"), \
+ state->cur_msg, size); \
+ \
+ if (size == 0 || msg->received || size_limit_over) { \
+ state->cur_total_bytes += size; \
+ if (state->cur_msg == state->count) \
+ return POP3_LOGOUT_SEND; \
+ else \
+ state->cur_msg++; \
+ } else \
+ break; \
+ } \
+}
static gint pop3_ok(SockInfo *sock, gchar *argbuf);
static void pop3_gen_send(SockInfo *sock, const gchar *format, ...);
static gint pop3_gen_recv(SockInfo *sock, gchar *buf, gint size);
+static gboolean pop3_sd_get_next (Pop3State *state);
+static void pop3_sd_new_header(Pop3State *state);
+gboolean pop3_sd_state(Pop3State *state, gint cur_state, guint *next_state);
gint pop3_greeting_recv(SockInfo *sock, gpointer data)
{
Pop3State *state = (Pop3State *)data;
gchar buf[POPBUFSIZE];
+ gint ok;
- if (pop3_ok(sock, buf) == PS_SUCCESS) {
- if (state->ac_prefs->protocol == A_APOP) {
- state->greeting = g_strdup(buf);
+ if ((ok = pop3_ok(sock, buf)) == PS_SUCCESS) {
+ state->greeting = g_strdup(buf);
+#if USE_OPENSSL
+ if (state->ac_prefs->ssl_pop == SSL_STARTTLS)
+ return POP3_STLS_SEND;
+#endif
+ if (state->ac_prefs->protocol == A_APOP)
return POP3_GETAUTH_APOP_SEND;
- } else
+ else
return POP3_GETAUTH_USER_SEND;
- } else
+ } else {
+ state->error_val = ok;
return -1;
+ }
}
+#if USE_OPENSSL
+gint pop3_stls_send(SockInfo *sock, gpointer data)
+{
+ pop3_gen_send(sock, "STLS");
+
+ return POP3_STLS_RECV;
+}
+
+gint pop3_stls_recv(SockInfo *sock, gpointer data)
+{
+ Pop3State *state = (Pop3State *)data;
+ gint ok;
+
+ if ((ok = pop3_ok(sock, NULL)) == PS_SUCCESS) {
+ if (!ssl_init_socket_with_method(sock, SSL_METHOD_TLSv1)) {
+ state->error_val = PS_SOCKET;
+ return -1;
+ }
+ if (state->ac_prefs->protocol == A_APOP)
+ return POP3_GETAUTH_APOP_SEND;
+ else
+ return POP3_GETAUTH_USER_SEND;
+ } else if (ok == PS_PROTOCOL) {
+ log_warning(_("can't start TLS session\n"));
+ state->error_val = ok;
+ return POP3_LOGOUT_SEND;
+ } else {
+ state->error_val = ok;
+ return -1;
+ }
+}
+#endif /* USE_OPENSSL */
+
gint pop3_getauth_user_send(SockInfo *sock, gpointer data)
{
Pop3State *state = (Pop3State *)data;
g_return_val_if_fail(state->user != NULL, -1);
- inc_progress_update(state, POP3_GETAUTH_USER_SEND);
-
pop3_gen_send(sock, "USER %s", state->user);
return POP3_GETAUTH_USER_RECV;
gint pop3_getauth_user_recv(SockInfo *sock, gpointer data)
{
+ Pop3State *state = (Pop3State *)data;
+
if (pop3_ok(sock, NULL) == PS_SUCCESS)
return POP3_GETAUTH_PASS_SEND;
- else
+ else {
+ log_warning(_("error occurred on authentication\n"));
+ state->error_val = PS_AUTHFAIL;
return -1;
+ }
}
gint pop3_getauth_pass_send(SockInfo *sock, gpointer data)
gint pop3_getauth_pass_recv(SockInfo *sock, gpointer data)
{
Pop3State *state = (Pop3State *)data;
+ gint ok;
- if (pop3_ok(sock, NULL) == PS_SUCCESS)
+ if ((ok = pop3_ok(sock, NULL)) == PS_SUCCESS)
return POP3_GETRANGE_STAT_SEND;
- else {
- log_warning(_("error occurred on authorization\n"));
+ else if (ok == PS_LOCKBUSY) {
+ log_warning(_("mailbox is locked\n"));
+ state->error_val = ok;
+ return -1;
+ } else {
+ log_warning(_("error occurred on authentication\n"));
state->error_val = PS_AUTHFAIL;
return -1;
}
g_return_val_if_fail(state->user != NULL, -1);
g_return_val_if_fail(state->pass != NULL, -1);
- inc_progress_update(state, POP3_GETAUTH_APOP_SEND);
-
if ((start = strchr(state->greeting, '<')) == NULL) {
log_warning(_("Required APOP timestamp not found "
"in greeting\n"));
+ state->error_val = PS_PROTOCOL;
return -1;
}
if ((end = strchr(start, '>')) == NULL || end == start + 1) {
log_warning(_("Timestamp syntax error in greeting\n"));
+ state->error_val = PS_PROTOCOL;
return -1;
}
gint pop3_getauth_apop_recv(SockInfo *sock, gpointer data)
{
Pop3State *state = (Pop3State *)data;
+ gint ok;
- if (pop3_ok(sock, NULL) == PS_SUCCESS)
+ if ((ok = pop3_ok(sock, NULL)) == PS_SUCCESS)
return POP3_GETRANGE_STAT_SEND;
- else {
- log_warning(_("error occurred on authorization\n"));
+ else if (ok == PS_LOCKBUSY) {
+ log_warning(_("mailbox is locked\n"));
+ state->error_val = ok;
+ return -1;
+ } else {
+ log_warning(_("error occurred on authentication\n"));
state->error_val = PS_AUTHFAIL;
return -1;
}
gint pop3_getrange_stat_send(SockInfo *sock, gpointer data)
{
- Pop3State *state = (Pop3State *)data;
-
- inc_progress_update(state, POP3_GETRANGE_STAT_SEND);
-
pop3_gen_send(sock, "STAT");
return POP3_GETRANGE_STAT_RECV;
if (sscanf(buf, "%d %d", &state->count, &state->total_bytes)
!= 2) {
log_warning(_("POP3 protocol error\n"));
+ state->error_val = PS_PROTOCOL;
return -1;
} else {
- if (state->count == 0)
+ if (state->count == 0) {
+ state->uidl_is_valid = TRUE;
return POP3_LOGOUT_SEND;
- else {
+ } else {
+ state->msg = g_new0
+ (Pop3MsgInfo, state->count + 1);
state->cur_msg = 1;
- state->new = state->count;
- if (state->ac_prefs->rmmail ||
- state->ac_prefs->getall)
- return POP3_GETSIZE_LIST_SEND;
- else
- return POP3_GETRANGE_UIDL_SEND;
+ return POP3_GETRANGE_UIDL_SEND;
}
}
- } else if (ok == PS_PROTOCOL)
+ } else if (ok == PS_PROTOCOL) {
+ state->error_val = ok;
return POP3_LOGOUT_SEND;
- else
+ } else {
+ state->error_val = ok;
return -1;
+ }
}
gint pop3_getrange_last_send(SockInfo *sock, gpointer data)
{
- Pop3State *state = (Pop3State *)data;
-
- inc_progress_update(state, POP3_GETRANGE_LAST_SEND);
-
pop3_gen_send(sock, "LAST");
return POP3_GETRANGE_LAST_RECV;
if (sscanf(buf, "%d", &last) == 0) {
log_warning(_("POP3 protocol error\n"));
+ state->error_val = PS_PROTOCOL;
return -1;
} else {
if (state->count == last)
return POP3_LOGOUT_SEND;
else {
- state->new = state->count - last;
state->cur_msg = last + 1;
return POP3_GETSIZE_LIST_SEND;
}
gint pop3_getrange_uidl_send(SockInfo *sock, gpointer data)
{
- Pop3State *state = (Pop3State *)data;
-
- inc_progress_update(state, POP3_GETRANGE_UIDL_SEND);
-
pop3_gen_send(sock, "UIDL");
return POP3_GETRANGE_UIDL_RECV;
{
Pop3State *state = (Pop3State *)data;
gboolean new = FALSE;
+ gboolean get_all = FALSE;
gchar buf[POPBUFSIZE];
gchar id[IDLEN + 1];
+ gint len;
+ gint next_state;
+
+ if (!state->uidl_table) new = TRUE;
+#if 0
+ if (state->ac_prefs->getall ||
+ (state->ac_prefs->rmmail && state->ac_prefs->msg_leave_time == 0))
+#endif
+ if (state->ac_prefs->getall)
+ get_all = TRUE;
- if (pop3_ok(sock, NULL) != PS_SUCCESS) return POP3_GETRANGE_LAST_SEND;
+ if (pop3_ok(sock, NULL) != PS_SUCCESS) {
+ /* UIDL is not supported */
+ if (pop3_sd_state(state, POP3_GETRANGE_UIDL_RECV, &next_state))
+ return next_state;
- if (!state->id_table) new = TRUE;
+ if (!get_all)
+ return POP3_GETRANGE_LAST_SEND;
+ else
+ return POP3_GETSIZE_LIST_SEND;
+ }
- while (sock_gets(sock, buf, sizeof(buf)) >= 0) {
+ while ((len = sock_gets(sock, buf, sizeof(buf))) > 0) {
gint num;
+ time_t recv_time;
if (buf[0] == '.') break;
if (sscanf(buf, "%d %" Xstr(IDLEN) "s", &num, id) != 2)
continue;
+ if (num <= 0 || num > state->count) continue;
+
+ state->msg[num].uidl = g_strdup(id);
+
+ if (!state->uidl_table) continue;
+
+ recv_time = (time_t)g_hash_table_lookup(state->uidl_table, id);
+ state->msg[num].recv_time = recv_time;
+
+ if (!get_all && recv_time != RECV_TIME_NONE)
+ state->msg[num].received = TRUE;
if (new == FALSE &&
- g_hash_table_lookup(state->id_table, id) == NULL) {
- state->new = state->count - num + 1;
+ (get_all || recv_time == RECV_TIME_NONE ||
+ state->ac_prefs->rmmail)) {
state->cur_msg = num;
new = TRUE;
}
+ }
- if (new == TRUE)
- state->new_id_list = g_slist_append
- (state->new_id_list, g_strdup(id));
- else
- state->id_list = g_slist_append
- (state->id_list, g_strdup(id));
+ if (len < 0) {
+ log_error(_("Socket error\n"));
+ state->error_val = PS_SOCKET;
+ return -1;
}
+ state->uidl_is_valid = TRUE;
+ if (pop3_sd_state(state, POP3_GETRANGE_UIDL_RECV, &next_state))
+ return next_state;
+
if (new == TRUE)
return POP3_GETSIZE_LIST_SEND;
else
gint pop3_getsize_list_send(SockInfo *sock, gpointer data)
{
- Pop3State *state = (Pop3State *)data;
-
- inc_progress_update(state, POP3_GETSIZE_LIST_SEND);
-
pop3_gen_send(sock, "LIST");
return POP3_GETSIZE_LIST_RECV;
{
Pop3State *state = (Pop3State *)data;
gchar buf[POPBUFSIZE];
+ gint len;
+ gint next_state;
if (pop3_ok(sock, NULL) != PS_SUCCESS) return POP3_LOGOUT_SEND;
- state->sizes = g_new0(gint, state->count + 1);
state->cur_total_bytes = 0;
+ state->cur_total_recv_bytes = 0;
- while (sock_gets(sock, buf, sizeof(buf)) >= 0) {
- gint num, size;
+ while ((len = sock_gets(sock, buf, sizeof(buf))) > 0) {
+ guint num, size;
if (buf[0] == '.') break;
- if (sscanf(buf, "%d %d", &num, &size) != 2)
- continue;
+ if (sscanf(buf, "%u %u", &num, &size) != 2) {
+ state->error_val = PS_PROTOCOL;
+ return -1;
+ }
- if (num <= state->count)
- state->sizes[num] = size;
- if (num < state->cur_msg)
+ if (num > 0 && num <= state->count)
+ state->msg[num].size = size;
+ if (num > 0 && num < state->cur_msg)
state->cur_total_bytes += size;
}
+ if (len < 0) {
+ log_error(_("Socket error\n"));
+ state->error_val = PS_SOCKET;
+ return -1;
+ }
+
+ if (pop3_sd_state(state, POP3_GETSIZE_LIST_RECV, &next_state))
+ return next_state;
+
+ LOOKUP_NEXT_MSG();
return POP3_RETR_SEND;
}
+
+gint pop3_top_send(SockInfo *sock, gpointer data)
+{
+ Pop3State *state = (Pop3State *)data;
-gint pop3_retr_send(SockInfo *sock, gpointer data)
+ inc_progress_update(state, POP3_TOP_SEND);
+
+ pop3_gen_send(sock, "TOP %i 0", state->cur_msg );
+
+ return POP3_TOP_RECV;
+}
+
+gint pop3_top_recv(SockInfo *sock, gpointer data)
{
Pop3State *state = (Pop3State *)data;
+ gchar *filename, *path;
+ gint next_state;
+ gint write_val;
+ if (pop3_ok(sock, NULL) != PS_SUCCESS)
+ return POP3_LOGOUT_SEND;
- inc_progress_update(state, POP3_RETR_SEND);
+ path = g_strconcat(get_header_cache_dir(), G_DIR_SEPARATOR_S, NULL);
+
+ if ( !is_dir_exist(path) )
+ make_dir_hier(path);
+
+ filename = g_strdup_printf("%s%i", path, state->cur_msg);
+
+ if ( (write_val = recv_write_to_file(sock, filename)) < 0) {
+ state->error_val = (write_val == -1 ? PS_IOERR : PS_SOCKET);
+ g_free(path);
+ g_free(filename);
+ return -1;
+ }
+
+ g_free(path);
+ g_free(filename);
+
+ pop3_sd_state(state, POP3_TOP_RECV, &next_state);
+
+ if (state->cur_msg < state->count) {
+ state->cur_msg++;
+ return POP3_TOP_SEND;
+ } else
+ return POP3_LOGOUT_SEND;
+}
+
+gint pop3_retr_send(SockInfo *sock, gpointer data)
+{
+ Pop3State *state = (Pop3State *)data;
pop3_gen_send(sock, "RETR %d", state->cur_msg);
gint pop3_retr_recv(SockInfo *sock, gpointer data)
{
Pop3State *state = (Pop3State *)data;
- const gchar *file;
+ gchar *file;
gint ok, drop_ok;
-
+ gint next_state;
+ gint write_val;
if ((ok = pop3_ok(sock, NULL)) == PS_SUCCESS) {
- state->cur_msg_bytes = 0;
-
- if (recv_write_to_file(sock, (file = get_tmp_file())) < 0) {
- state->inc_state = INC_NOSPACE;
+ file = get_tmp_file();
+ if ((write_val = recv_write_to_file(sock, file)) < 0) {
+ g_free(file);
+ if (!state->cancelled)
+ state->error_val =
+ (write_val == -1 ? PS_IOERR : PS_SOCKET);
return -1;
}
- state->cur_total_bytes += state->sizes[state->cur_msg];
-
- if ((drop_ok = inc_drop_message(file, state)) < 0) {
- state->inc_state = INC_ERROR;
+ /* drop_ok: 0: success 1: don't receive -1: error */
+ drop_ok = inc_drop_message(file, state);
+ g_free(file);
+ if (drop_ok < 0) {
+ state->error_val = PS_ERROR;
return -1;
}
- if (drop_ok == 0 && state->ac_prefs->rmmail)
- return POP3_DELETE_SEND;
- if (state->new_id_list) {
- state->id_list = g_slist_append
- (state->id_list, state->new_id_list->data);
- state->new_id_list =
- g_slist_remove(state->new_id_list,
- state->new_id_list->data);
- }
+ if (pop3_sd_state(state, POP3_RETR_RECV, &next_state))
+ return next_state;
+
+ state->cur_total_bytes += state->msg[state->cur_msg].size;
+ state->cur_total_recv_bytes += state->msg[state->cur_msg].size;
+ state->cur_total_num++;
+
+ state->msg[state->cur_msg].received = TRUE;
+ state->msg[state->cur_msg].recv_time =
+ drop_ok == 1 ? RECV_TIME_KEEP : state->current_time;
+
+ if (drop_ok == 0 && state->ac_prefs->rmmail &&
+ state->ac_prefs->msg_leave_time == 0)
+ return POP3_DELETE_SEND;
if (state->cur_msg < state->count) {
state->cur_msg++;
+ LOOKUP_NEXT_MSG();
return POP3_RETR_SEND;
} else
return POP3_LOGOUT_SEND;
- } else if (ok == PS_PROTOCOL)
+ } else if (ok == PS_PROTOCOL) {
+ state->error_val = ok;
return POP3_LOGOUT_SEND;
- else
+ } else {
+ state->error_val = ok;
return -1;
+ }
}
gint pop3_delete_send(SockInfo *sock, gpointer data)
{
Pop3State *state = (Pop3State *)data;
- //inc_progress_update(state, POP3_DELETE_SEND);
-
pop3_gen_send(sock, "DELE %d", state->cur_msg);
return POP3_DELETE_RECV;
gint pop3_delete_recv(SockInfo *sock, gpointer data)
{
Pop3State *state = (Pop3State *)data;
+ gint next_state;
gint ok;
if ((ok = pop3_ok(sock, NULL)) == PS_SUCCESS) {
+ state->msg[state->cur_msg].deleted = TRUE;
+
+ if (pop3_sd_state(state, POP3_DELETE_RECV, &next_state))
+ return next_state;
+
if (state->cur_msg < state->count) {
state->cur_msg++;
+ LOOKUP_NEXT_MSG();
return POP3_RETR_SEND;
} else
return POP3_LOGOUT_SEND;
- } else if (ok == PS_PROTOCOL)
+ } else if (ok == PS_PROTOCOL) {
+ state->error_val = ok;
return POP3_LOGOUT_SEND;
- else
+ } else {
+ state->error_val = ok;
return -1;
+ }
}
gint pop3_logout_send(SockInfo *sock, gpointer data)
{
- Pop3State *state = (Pop3State *)data;
-
- inc_progress_update(state, POP3_LOGOUT_SEND);
-
pop3_gen_send(sock, "QUIT");
return POP3_LOGOUT_RECV;
gint pop3_logout_recv(SockInfo *sock, gpointer data)
{
- if (pop3_ok(sock, NULL) == PS_SUCCESS)
- return -1;
- else
- return -1;
+ Pop3State *state = (Pop3State *)data;
+ gint ok;
+
+ if ((ok = pop3_ok(sock, NULL)) != PS_SUCCESS)
+ state->error_val = ok;
+
+ return -1;
}
static gint pop3_ok(SockInfo *sock, gchar *argbuf)
return PS_SUCCESS;
}
}
+
+static void pop3_sd_new_header(Pop3State *state)
+{
+ HeaderItems *new_msg;
+ if (state->cur_msg <= state->count) {
+ new_msg = g_new0(HeaderItems, 1);
+
+ new_msg->index = state->cur_msg;
+ new_msg->state = SD_UNCHECKED;
+ new_msg->size = state->msg[state->cur_msg].size;
+ new_msg->received = state->msg[state->cur_msg].received;
+ new_msg->del_by_old_session = FALSE;
+
+ state->ac_prefs->msg_list = g_slist_append(state->ac_prefs->msg_list,
+ new_msg);
+ debug_print("received ?: msg %i, received: %i\n",new_msg->index, new_msg->received);
+ }
+}
+
+gboolean pop3_sd_state(Pop3State *state, gint cur_state, guint *next_state)
+{
+ gint session = state->ac_prefs->session;
+ guint goto_state = -1;
+
+ switch (cur_state) {
+ case POP3_GETRANGE_UIDL_RECV:
+ switch (session) {
+ case STYPE_POP_BEFORE_SMTP:
+ goto_state = POP3_LOGOUT_SEND;
+ break;
+ case STYPE_DOWNLOAD:
+ case STYPE_DELETE:
+ case STYPE_PREVIEW_ALL:
+ goto_state = POP3_GETSIZE_LIST_SEND;
+ default:
+ break;
+ }
+ break;
+ case POP3_GETSIZE_LIST_RECV:
+ switch (session) {
+ case STYPE_PREVIEW_ALL:
+ state->cur_msg = 1;
+ case STYPE_PREVIEW_NEW:
+ goto_state = POP3_TOP_SEND;
+ break;
+ case STYPE_DELETE:
+ if (pop3_sd_get_next(state))
+ goto_state = POP3_DELETE_SEND;
+ else
+ goto_state = POP3_LOGOUT_SEND;
+ break;
+ case STYPE_DOWNLOAD:
+ if (pop3_sd_get_next(state))
+ goto_state = POP3_RETR_SEND;
+ else
+ goto_state = POP3_LOGOUT_SEND;
+ default:
+ break;
+ }
+ break;
+ case POP3_TOP_RECV:
+ switch (session) {
+ case STYPE_PREVIEW_ALL:
+ case STYPE_PREVIEW_NEW:
+ pop3_sd_new_header(state);
+ default:
+ break;
+ }
+ break;
+ case POP3_RETR_RECV:
+ switch (session) {
+ case STYPE_DOWNLOAD:
+ if (state->ac_prefs->sd_rmmail_on_download)
+ goto_state = POP3_DELETE_SEND;
+ else {
+ if (pop3_sd_get_next(state))
+ goto_state = POP3_RETR_SEND;
+ else
+ goto_state = POP3_LOGOUT_SEND;
+ }
+ default:
+ break;
+ }
+ break;
+ case POP3_DELETE_RECV:
+ switch (session) {
+ case STYPE_DELETE:
+ if (pop3_sd_get_next(state))
+ goto_state = POP3_DELETE_SEND;
+ else
+ goto_state = POP3_LOGOUT_SEND;
+ break;
+ case STYPE_DOWNLOAD:
+ if (pop3_sd_get_next(state))
+ goto_state = POP3_RETR_SEND;
+ else
+ goto_state = POP3_LOGOUT_SEND;
+ default:
+ break;
+ }
+ default:
+ break;
+
+ }
+
+ *next_state = goto_state;
+ if (goto_state != -1)
+ return TRUE;
+ else
+ return FALSE;
+}
+
+gboolean pop3_sd_get_next(Pop3State *state)
+{
+ GSList *cur;
+ gint deleted_msgs = 0;
+
+ switch (state->ac_prefs->session) {
+ case STYPE_DOWNLOAD:
+ case STYPE_DELETE:
+ for (cur = state->ac_prefs->msg_list; cur != NULL; cur = cur->next) {
+ HeaderItems *items = (HeaderItems*)cur->data;
+
+ if (items->del_by_old_session)
+ deleted_msgs++;
+
+ switch (items->state) {
+ case SD_REMOVE:
+ items->state = SD_REMOVED;
+ break;
+ case SD_DOWNLOAD:
+ items->state = SD_DOWNLOADED;
+ break;
+ case SD_CHECKED:
+ state->cur_msg = items->index - deleted_msgs;
+ if (state->ac_prefs->session == STYPE_DELETE)
+ items->state = SD_REMOVE;
+ else
+ items->state = SD_DOWNLOAD;
+ return TRUE;
+ default:
+ break;
+ }
+ }
+ return FALSE;
+ default:
+ return FALSE;
+ }
+}
+
+Pop3State *pop3_state_new(PrefsAccount *account)
+{
+ Pop3State *state;
+
+ g_return_val_if_fail(account != NULL, NULL);
+
+ state = g_new0(Pop3State, 1);
+
+ state->ac_prefs = account;
+ state->uidl_table = pop3_get_uidl_table(account);
+ state->current_time = time(NULL);
+ state->error_val = PS_SUCCESS;
+
+ return state;
+}
+
+void pop3_state_destroy(Pop3State *state)
+{
+ gint n;
+
+ g_return_if_fail(state != NULL);
+
+ for (n = 1; n <= state->count; n++)
+ g_free(state->msg[n].uidl);
+ g_free(state->msg);
+
+ if (state->uidl_table) {
+ hash_free_strings(state->uidl_table);
+ g_hash_table_destroy(state->uidl_table);
+ }
+
+ g_free(state->greeting);
+ g_free(state->user);
+ g_free(state->pass);
+ g_free(state->prev_folder);
+
+ g_free(state);
+}
+
+GHashTable *pop3_get_uidl_table(PrefsAccount *ac_prefs)
+{
+ GHashTable *table;
+ gchar *path;
+ FILE *fp;
+ gchar buf[POPBUFSIZE];
+ gchar uidl[POPBUFSIZE];
+ time_t recv_time;
+ time_t now;
+
+ path = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
+ "uidl", G_DIR_SEPARATOR_S, ac_prefs->recv_server,
+ "-", ac_prefs->userid, NULL);
+ if ((fp = fopen(path, "rb")) == NULL) {
+ if (ENOENT != errno) FILE_OP_ERROR(path, "fopen");
+ g_free(path);
+ path = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
+ "uidl-", ac_prefs->recv_server,
+ "-", ac_prefs->userid, NULL);
+ if ((fp = fopen(path, "rb")) == NULL) {
+ if (ENOENT != errno) FILE_OP_ERROR(path, "fopen");
+ g_free(path);
+ return NULL;
+ }
+ }
+ g_free(path);
+
+ table = g_hash_table_new(g_str_hash, g_str_equal);
+
+ now = time(NULL);
+
+ while (fgets(buf, sizeof(buf), fp) != NULL) {
+ strretchomp(buf);
+ recv_time = RECV_TIME_NONE;
+ if (sscanf(buf, "%s\t%ld", uidl, &recv_time) != 2) {
+ if (sscanf(buf, "%s", uidl) != 1)
+ continue;
+ else
+ recv_time = now;
+ }
+ if (recv_time == RECV_TIME_NONE)
+ recv_time = RECV_TIME_RECEIVED;
+ g_hash_table_insert(table, g_strdup(uidl),
+ GINT_TO_POINTER(recv_time));
+ }
+
+ fclose(fp);
+ return table;
+}
+
+gint pop3_write_uidl_list(Pop3State *state)
+{
+ gchar *path;
+ FILE *fp;
+ Pop3MsgInfo *msg;
+ gint n;
+
+ if (!state->uidl_is_valid) return 0;
+
+ path = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
+ "uidl", G_DIR_SEPARATOR_S,
+ state->ac_prefs->recv_server,
+ "-", state->ac_prefs->userid, NULL);
+ if ((fp = fopen(path, "wb")) == NULL) {
+ FILE_OP_ERROR(path, "fopen");
+ g_free(path);
+ return -1;
+ }
+
+ for (n = 1; n <= state->count; n++) {
+ msg = &state->msg[n];
+ if (msg->uidl && msg->received && !msg->deleted)
+ fprintf(fp, "%s\t%ld\n", msg->uidl, msg->recv_time);
+ }
+
+ if (fclose(fp) == EOF) FILE_OP_ERROR(path, "fclose");
+ g_free(path);
+
+ return 0;
+}