/*
* Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
- * Copyright (C) 1999-2002 Hiroyuki Yamamoto
+ * Copyright (C) 1999-2007 Hiroyuki Yamamoto and the Claws Mail team
*
* 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
- * the Free Software Foundation; either version 2 of the License, or
+ * the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
*/
#ifdef HAVE_CONFIG_H
#endif
#include <glib.h>
+#include <glib/gi18n.h>
#include <stdio.h>
#include <string.h>
#include <stdarg.h>
#include <ctype.h>
#include <unistd.h>
+#include <time.h>
+#include <errno.h>
-#include "intl.h"
#include "pop.h"
-#include "socket.h"
#include "md5.h"
#include "prefs_account.h"
#include "utils.h"
-#include "inc.h"
#include "recv.h"
-#include "selective_download.h"
-
-#define LOOKUP_NEXT_MSG() \
- for (;;) { \
- gint size = state->msg[state->cur_msg].size; \
- gboolean size_limit_over = \
- (state->ac_prefs->enable_size_limit && \
- state->ac_prefs->size_limit > 0 && \
- size > state->ac_prefs->size_limit * 1024); \
- \
- if (size_limit_over) \
- log_print(_("POP3: Skipping message %d (%d bytes)\n"), \
- state->cur_msg, size); \
- \
- if (size == 0 || state->msg[state->cur_msg].received || \
- size_limit_over) { \
- if (size > 0) \
- 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_delete_header (Pop3State *state);
-static gboolean should_delete (const char *uidl, gpointer data);
-
-gint pop3_greeting_recv(SockInfo *sock, gpointer data)
+#include "partial_download.h"
+#include "log.h"
+#include "hooks.h"
+
+static gint pop3_greeting_recv (Pop3Session *session,
+ const gchar *msg);
+static gint pop3_getauth_user_send (Pop3Session *session);
+static gint pop3_getauth_pass_send (Pop3Session *session);
+static gint pop3_getauth_apop_send (Pop3Session *session);
+#if (defined(USE_OPENSSL) || defined (USE_GNUTLS))
+static gint pop3_stls_send (Pop3Session *session);
+static gint pop3_stls_recv (Pop3Session *session);
+#endif
+static gint pop3_getrange_stat_send (Pop3Session *session);
+static gint pop3_getrange_stat_recv (Pop3Session *session,
+ const gchar *msg);
+static gint pop3_getrange_last_send (Pop3Session *session);
+static gint pop3_getrange_last_recv (Pop3Session *session,
+ const gchar *msg);
+static gint pop3_getrange_uidl_send (Pop3Session *session);
+static gint pop3_getrange_uidl_recv (Pop3Session *session,
+ const gchar *data,
+ guint len);
+static gint pop3_getsize_list_send (Pop3Session *session);
+static gint pop3_getsize_list_recv (Pop3Session *session,
+ const gchar *data,
+ guint len);
+static gint pop3_retr_send (Pop3Session *session);
+static gint pop3_retr_recv (Pop3Session *session,
+ const gchar *data,
+ guint len);
+static gint pop3_delete_send (Pop3Session *session);
+static gint pop3_delete_recv (Pop3Session *session);
+static gint pop3_logout_send (Pop3Session *session);
+
+static void pop3_gen_send (Pop3Session *session,
+ const gchar *format, ...);
+
+static void pop3_session_destroy (Session *session);
+
+static gint pop3_write_msg_to_file (const gchar *file,
+ const gchar *data,
+ guint len,
+ const gchar *prefix);
+
+static Pop3State pop3_lookup_next (Pop3Session *session);
+static Pop3ErrorValue pop3_ok (Pop3Session *session,
+ const gchar *msg);
+
+static gint pop3_session_recv_msg (Session *session,
+ const gchar *msg);
+static gint pop3_session_recv_data_finished (Session *session,
+ guchar *data,
+ guint len);
+static void pop3_get_uidl_table(PrefsAccount *ac_prefs, Pop3Session *session);
+
+static gint pop3_greeting_recv(Pop3Session *session, const gchar *msg)
{
- Pop3State *state = (Pop3State *)data;
- gchar buf[POPBUFSIZE];
+ session->state = POP3_GREETING;
- if (pop3_ok(sock, buf) == PS_SUCCESS) {
- if (state->ac_prefs->protocol == A_APOP) {
- state->greeting = g_strdup(buf);
- return POP3_GETAUTH_APOP_SEND;
- } else
- return POP3_GETAUTH_USER_SEND;
- } else
- return -1;
+ session->greeting = g_strdup(msg);
+ return PS_SUCCESS;
}
-gint pop3_getauth_user_send(SockInfo *sock, gpointer data)
+#if (defined(USE_OPENSSL) || defined (USE_GNUTLS))
+static gint pop3_stls_send(Pop3Session *session)
{
- 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;
+ session->state = POP3_STLS;
+ pop3_gen_send(session, "STLS");
+ return PS_SUCCESS;
}
-gint pop3_getauth_user_recv(SockInfo *sock, gpointer data)
+static gint pop3_stls_recv(Pop3Session *session)
{
- Pop3State *state = (Pop3State *)data;
-
- if (pop3_ok(sock, NULL) == PS_SUCCESS)
- return POP3_GETAUTH_PASS_SEND;
- else {
- log_warning(_("error occurred on authentication\n"));
- state->error_val = PS_AUTHFAIL;
- state->inc_state = INC_AUTH_FAILED;
+ if (session_start_tls(SESSION(session)) < 0) {
+ session->error_val = PS_SOCKET;
return -1;
}
+ return PS_SUCCESS;
}
+#endif /* USE_OPENSSL */
-gint pop3_getauth_pass_send(SockInfo *sock, gpointer data)
+static gint pop3_getauth_user_send(Pop3Session *session)
{
- Pop3State *state = (Pop3State *)data;
-
- g_return_val_if_fail(state->pass != NULL, -1);
+ g_return_val_if_fail(session->user != NULL, -1);
- pop3_gen_send(sock, "PASS %s", state->pass);
-
- return POP3_GETAUTH_PASS_RECV;
+ session->state = POP3_GETAUTH_USER;
+ pop3_gen_send(session, "USER %s", session->user);
+ return PS_SUCCESS;
}
-gint pop3_getauth_pass_recv(SockInfo *sock, gpointer data)
+static gint pop3_getauth_pass_send(Pop3Session *session)
{
- Pop3State *state = (Pop3State *)data;
+ g_return_val_if_fail(session->pass != NULL, -1);
- if (pop3_ok(sock, NULL) == PS_SUCCESS) {
-
- if (pop3_delete_header(state) == TRUE)
- return POP3_DELETE_SEND;
- else
- return POP3_GETRANGE_STAT_SEND;
- }
- else {
- log_warning(_("error occurred on authentication\n"));
- state->error_val = PS_AUTHFAIL;
- state->inc_state = INC_AUTH_FAILED;
- return -1;
- }
+ session->state = POP3_GETAUTH_PASS;
+ pop3_gen_send(session, "PASS %s", session->pass);
+ return PS_SUCCESS;
}
-gint pop3_getauth_apop_send(SockInfo *sock, gpointer data)
+static gint pop3_getauth_apop_send(Pop3Session *session)
{
- Pop3State *state = (Pop3State *)data;
gchar *start, *end;
gchar *apop_str;
gchar md5sum[33];
- g_return_val_if_fail(state->user != NULL, -1);
- g_return_val_if_fail(state->pass != NULL, -1);
+ g_return_val_if_fail(session->user != NULL, -1);
+ g_return_val_if_fail(session->pass != NULL, -1);
- inc_progress_update(state, POP3_GETAUTH_APOP_SEND);
+ session->state = POP3_GETAUTH_APOP;
- if ((start = strchr(state->greeting, '<')) == NULL) {
- log_warning(_("Required APOP timestamp not found "
- "in greeting\n"));
+ if ((start = strchr(session->greeting, '<')) == NULL) {
+ log_error(LOG_PROTOCOL, _("Required APOP timestamp not found "
+ "in greeting\n"));
+ session->error_val = PS_PROTOCOL;
return -1;
}
if ((end = strchr(start, '>')) == NULL || end == start + 1) {
- log_warning(_("Timestamp syntax error in greeting\n"));
+ log_error(LOG_PROTOCOL, _("Timestamp syntax error in greeting\n"));
+ session->error_val = PS_PROTOCOL;
return -1;
}
-
*(end + 1) = '\0';
- apop_str = g_strconcat(start, state->pass, NULL);
+ if (!is_ascii_str(start)) {
+ log_error(LOG_PROTOCOL, _("Timestamp syntax error in greeting (not ASCII)\n"));
+ session->error_val = PS_PROTOCOL;
+ return -1;
+ }
+
+ apop_str = g_strconcat(start, session->pass, NULL);
md5_hex_digest(md5sum, apop_str);
g_free(apop_str);
- pop3_gen_send(sock, "APOP %s %s", state->user, md5sum);
+ pop3_gen_send(session, "APOP %s %s", session->user, md5sum);
- return POP3_GETAUTH_APOP_RECV;
+ return PS_SUCCESS;
}
-gint pop3_getauth_apop_recv(SockInfo *sock, gpointer data)
+static gint pop3_getrange_stat_send(Pop3Session *session)
{
- Pop3State *state = (Pop3State *)data;
-
- if (pop3_ok(sock, NULL) == PS_SUCCESS) {
-
- if (pop3_delete_header(state) == TRUE)
- return POP3_DELETE_SEND;
- else
- return POP3_GETRANGE_STAT_SEND;
- }
+ session->state = POP3_GETRANGE_STAT;
+ pop3_gen_send(session, "STAT");
+ return PS_SUCCESS;
+}
- else {
- log_warning(_("error occurred on authentication\n"));
- state->error_val = PS_AUTHFAIL;
- state->inc_state = INC_AUTH_FAILED;
+static gint pop3_getrange_stat_recv(Pop3Session *session, const gchar *msg)
+{
+ if (sscanf(msg, "%d %d", &session->count, &session->total_bytes) != 2) {
+ log_error(LOG_PROTOCOL, _("POP3 protocol error\n"));
+ session->error_val = PS_PROTOCOL;
return -1;
+ } else {
+ if (session->count == 0) {
+ session->uidl_is_valid = TRUE;
+ } else {
+ session->msg = g_new0(Pop3MsgInfo, session->count + 1);
+ session->cur_msg = 1;
+ }
}
+
+ return PS_SUCCESS;
}
-gint pop3_getrange_stat_send(SockInfo *sock, gpointer data)
+static gint pop3_getrange_last_send(Pop3Session *session)
{
- Pop3State *state = (Pop3State *)data;
-
- inc_progress_update(state, POP3_GETRANGE_STAT_SEND);
-
- pop3_gen_send(sock, "STAT");
-
- return POP3_GETRANGE_STAT_RECV;
+ session->state = POP3_GETRANGE_LAST;
+ pop3_gen_send(session, "LAST");
+ return PS_SUCCESS;
}
-gint pop3_getrange_stat_recv(SockInfo *sock, gpointer data)
+static gint pop3_getrange_last_recv(Pop3Session *session, const gchar *msg)
{
- Pop3State *state = (Pop3State *)data;
- gchar buf[POPBUFSIZE + 1];
- gint ok;
+ gint last;
- if ((ok = pop3_ok(sock, buf)) == PS_SUCCESS) {
- if (sscanf(buf, "%d %d", &state->count, &state->total_bytes)
- != 2) {
- log_warning(_("POP3 protocol error\n"));
- return -1;
- } else {
- if (state->count == 0) {
- state->uidl_is_valid = TRUE;
- return POP3_LOGOUT_SEND;
- } else {
- state->msg = g_new0
- (Pop3MsgInfo, state->count + 1);
- state->cur_msg = 1;
- return POP3_GETRANGE_UIDL_SEND;
- }
- }
- } else if (ok == PS_PROTOCOL)
- return POP3_LOGOUT_SEND;
- else
+ if (sscanf(msg, "%d", &last) == 0) {
+ log_warning(LOG_PROTOCOL, _("POP3 protocol error\n"));
+ session->error_val = PS_PROTOCOL;
return -1;
+ } else {
+ if (session->count > last) {
+ session->new_msg_exist = TRUE;
+ session->cur_msg = last + 1;
+ } else
+ session->cur_msg = 0;
+ }
+
+ return PS_SUCCESS;
}
-gint pop3_getrange_last_send(SockInfo *sock, gpointer data)
+static gint pop3_getrange_uidl_send(Pop3Session *session)
{
- Pop3State *state = (Pop3State *)data;
+ session->state = POP3_GETRANGE_UIDL;
+ pop3_gen_send(session, "UIDL");
+ return PS_SUCCESS;
+}
- inc_progress_update(state, POP3_GETRANGE_LAST_SEND);
+static gint pop3_getrange_uidl_recv(Pop3Session *session, const gchar *data,
+ guint len)
+{
+ gchar id[IDLEN + 1];
+ gchar buf[POPBUFSIZE];
+ gint buf_len;
+ guint32 num;
+ time_t recv_time;
+ gint partial_recv;
+ const gchar *p = data;
+ const gchar *lastp = data + len;
+ const gchar *newline;
+
+ while (p < lastp) {
+ if ((newline = memchr(p, '\r', lastp - p)) == NULL)
+ return -1;
+ buf_len = MIN(newline - p, sizeof(buf) - 1);
+ memcpy(buf, p, buf_len);
+ buf[buf_len] = '\0';
- pop3_gen_send(sock, "LAST");
+ p = newline + 1;
+ if (p < lastp && *p == '\n') p++;
- return POP3_GETRANGE_LAST_RECV;
-}
+ if (sscanf(buf, "%d %" Xstr(IDLEN) "s", &num, id) != 2 ||
+ num <= 0 || num > session->count) {
+ log_warning(LOG_PROTOCOL, _("invalid UIDL response: %s\n"), buf);
+ continue;
+ }
-gint pop3_getrange_last_recv(SockInfo *sock, gpointer data)
-{
- Pop3State *state = (Pop3State *)data;
- gchar buf[POPBUFSIZE + 1];
+ session->msg[num].uidl = g_strdup(id);
- if (pop3_ok(sock, buf) == PS_SUCCESS) {
- gint last;
+ recv_time = (time_t)(GPOINTER_TO_INT(g_hash_table_lookup(
+ session->uidl_table, id)));
+ session->msg[num].recv_time = recv_time;
- if (sscanf(buf, "%d", &last) == 0) {
- log_warning(_("POP3 protocol error\n"));
- return -1;
+ if (recv_time != RECV_TIME_NONE) {
+ debug_print("num %d uidl %s: already got it\n", num, id);
} else {
- if (state->count == last)
- return POP3_LOGOUT_SEND;
- else {
- state->cur_msg = last + 1;
- return POP3_GETSIZE_LIST_SEND;
- }
+ debug_print("num %d uidl %s: unknown\n", num, id);
}
- } else
- return POP3_GETSIZE_LIST_SEND;
-}
-gint pop3_getrange_uidl_send(SockInfo *sock, gpointer data)
-{
- Pop3State *state = (Pop3State *)data;
+ partial_recv = (gint)(GPOINTER_TO_INT(g_hash_table_lookup(
+ session->partial_recv_table, id)));
- inc_progress_update(state, POP3_GETRANGE_UIDL_SEND);
+ if (recv_time != RECV_TIME_NONE
+ || partial_recv != POP3_TOTALLY_RECEIVED) {
+ session->msg[num].received =
+ (partial_recv != POP3_MUST_COMPLETE_RECV);
+ session->msg[num].partial_recv = partial_recv;
+ if (partial_recv == POP3_MUST_COMPLETE_RECV)
+ session->new_msg_exist = TRUE;
+ }
+ if (!session->new_msg_exist &&
+ (recv_time == RECV_TIME_NONE ||
+ session->ac_prefs->rmmail)) {
+ session->cur_msg = num;
+ session->new_msg_exist = TRUE;
+ }
+ }
- pop3_gen_send(sock, "UIDL");
+ session->uidl_is_valid = TRUE;
+ return PS_SUCCESS;
+}
- return POP3_GETRANGE_UIDL_RECV;
+static gint pop3_getsize_list_send(Pop3Session *session)
+{
+ session->state = POP3_GETSIZE_LIST;
+ pop3_gen_send(session, "LIST");
+ return PS_SUCCESS;
}
-gint pop3_getrange_uidl_recv(SockInfo *sock, gpointer data)
+static gint pop3_getsize_list_recv(Pop3Session *session, const gchar *data,
+ guint len)
{
- Pop3State *state = (Pop3State *)data;
- gboolean new = FALSE;
- gboolean get_all = FALSE;
gchar buf[POPBUFSIZE];
- gchar id[IDLEN + 1];
-
- if (pop3_ok(sock, NULL) != PS_SUCCESS) return POP3_GETRANGE_LAST_SEND;
-
- if (!state->uidl_table) new = TRUE;
- if (state->ac_prefs->getall)
- get_all = TRUE;
+ gint buf_len;
+ guint num, size;
+ const gchar *p = data;
+ const gchar *lastp = data + len;
+ const gchar *newline;
+
+ while (p < lastp) {
+ if ((newline = memchr(p, '\r', lastp - p)) == NULL)
+ return -1;
+ buf_len = MIN(newline - p, sizeof(buf) - 1);
+ memcpy(buf, p, buf_len);
+ buf[buf_len] = '\0';
- while (sock_gets(sock, buf, sizeof(buf)) >= 0) {
- gint num;
+ p = newline + 1;
+ if (p < lastp && *p == '\n') p++;
- 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) {
- if (!get_all &&
- g_hash_table_lookup(state->uidl_table, id) != NULL)
- state->msg[num].received = TRUE;
- else {
- if (new == FALSE) {
- state->cur_msg = num;
- new = TRUE;
- }
- }
+ if (sscanf(buf, "%u %u", &num, &size) != 2) {
+ session->error_val = PS_PROTOCOL;
+ return -1;
}
- if (should_delete(buf, (Pop3State *) state))
- state->uidl_todelete_list = g_slist_append
- (state->uidl_todelete_list, g_strdup(buf));
-
+ if (num > 0 && num <= session->count)
+ session->msg[num].size = size;
+ if (num > 0 && num < session->cur_msg)
+ session->cur_total_bytes += size;
}
- state->uidl_is_valid = TRUE;
+ return PS_SUCCESS;
+}
- if (new == TRUE)
- return POP3_GETSIZE_LIST_SEND;
- else
- return POP3_LOGOUT_SEND;
+static gint pop3_retr_send(Pop3Session *session)
+{
+ session->state = POP3_RETR;
+ debug_print("retrieving %d [%s]\n", session->cur_msg,
+ session->msg[session->cur_msg].uidl ?
+ session->msg[session->cur_msg].uidl:" ");
+ pop3_gen_send(session, "RETR %d", session->cur_msg);
+ return PS_SUCCESS;
}
-static gboolean should_delete(const char *uidl, gpointer data)
+static gint pop3_retr_recv(Pop3Session *session, const gchar *data, guint len)
{
- /* answer[0] will contain id
- * answer[0] will contain uidl */
- Pop3State *state = (Pop3State *) data;
- gchar **answer;
- int id;
- gboolean result;
- int tdate, keep_for, today, nb_days;
- const gchar *sdate;
- GDate curdate;
- gchar *tuidl;
-
- if (!state->ac_prefs->rmmail || !strchr(uidl, ' '))
- return FALSE;
-
- /* remove \r\n */
- tuidl = g_strndup(uidl, strlen(uidl) - 2);
- answer = g_strsplit(tuidl, " ", 2);
- id = atoi(answer[0]);
-
- if (NULL != (sdate = g_hash_table_lookup(state->uidl_table, answer[1]))) {
- tdate = atoi(sdate);
- keep_for = atoi(state->ac_prefs->leave_time); /* FIXME: leave time should be an int */
-
- g_date_clear(&curdate, 1);
- g_date_set_time(&curdate, time(NULL));
- today = g_date_day_of_year(&curdate);
+ gchar *file;
+ gint drop_ok;
+ MailReceiveData mail_receive_data;
+
+ /* NOTE: we allocate a slightly larger buffer with a zero terminator
+ * because some plugins may think that it has a C string. */
+ mail_receive_data.session = session;
+ mail_receive_data.data = g_new0(gchar, len + 1);
+ mail_receive_data.data_len = len;
+ memcpy(mail_receive_data.data, data, len);
+
+ hooks_invoke(MAIL_RECEIVE_HOOKLIST, &mail_receive_data);
+
+ file = get_tmp_file();
+ if (pop3_write_msg_to_file(file, mail_receive_data.data,
+ mail_receive_data.data_len, NULL) < 0) {
+ g_free(file);
+ g_free(mail_receive_data.data);
+ session->error_val = PS_IOERR;
+ return -1;
+ }
+ g_free(mail_receive_data.data);
+
+ if (session->msg[session->cur_msg].partial_recv
+ == POP3_MUST_COMPLETE_RECV) {
+ gchar *old_file = partial_get_filename(
+ session->ac_prefs->recv_server,
+ session->ac_prefs->userid,
+ session->msg[session->cur_msg].uidl);
- nb_days = g_date_is_leap_year(g_date_year(&curdate)) ? 366 : 365;
- result = ((tdate + keep_for) % nb_days <= today);
- } else
- result = FALSE;
+ if (old_file) {
+ partial_delete_old(old_file);
+ g_free(old_file);
+ }
+ }
+
+ /* drop_ok: 0: success 1: don't receive -1: error */
+ drop_ok = session->drop_message(session, file);
- g_free(tuidl);
- g_strfreev(answer);
+ g_free(file);
+ if (drop_ok < 0) {
+ session->error_val = PS_IOERR;
+ return -1;
+ }
- return result;
-}
+ session->cur_total_bytes += session->msg[session->cur_msg].size;
+ session->cur_total_recv_bytes += session->msg[session->cur_msg].size;
+ session->cur_total_num++;
-gint pop3_getsize_list_send(SockInfo *sock, gpointer data)
-{
- Pop3State *state = (Pop3State *)data;
+ session->msg[session->cur_msg].received = TRUE;
+ session->msg[session->cur_msg].partial_recv = POP3_TOTALLY_RECEIVED;
- inc_progress_update(state, POP3_GETSIZE_LIST_SEND);
+ session->msg[session->cur_msg].recv_time =
+ drop_ok == 1 ? RECV_TIME_KEEP : session->current_time;
- pop3_gen_send(sock, "LIST");
+ return PS_SUCCESS;
+}
- return POP3_GETSIZE_LIST_RECV;
+static gint pop3_top_send(Pop3Session *session, gint max_size)
+{
+ gint num_lines = (max_size*1024)/82; /* consider lines to be 80 chars */
+ session->state = POP3_TOP;
+ pop3_gen_send(session, "TOP %d %d", session->cur_msg, num_lines);
+ return PS_SUCCESS;
}
-gint pop3_getsize_list_recv(SockInfo *sock, gpointer data)
+static gint pop3_top_recv(Pop3Session *session, const gchar *data, guint len)
{
- Pop3State *state = (Pop3State *)data;
- gchar buf[POPBUFSIZE];
+ gchar *file;
+ gint drop_ok;
+ MailReceiveData mail_receive_data;
+ gchar *partial_notice = NULL;
+
+ /* NOTE: we allocate a slightly larger buffer with a zero terminator
+ * because some plugins may think that it has a C string. */
+ mail_receive_data.session = session;
+ mail_receive_data.data = g_new0(gchar, len + 1);
+ mail_receive_data.data_len = len;
+ memcpy(mail_receive_data.data, data, len);
+
+ hooks_invoke(MAIL_RECEIVE_HOOKLIST, &mail_receive_data);
+
+ partial_notice = g_strdup_printf("SC-Marked-For-Download: 0\n"
+ "SC-Partially-Retrieved: %s\n"
+ "SC-Account-Server: %s\n"
+ "SC-Account-Login: %s\n"
+ "SC-Message-Size: %d",
+ session->msg[session->cur_msg].uidl,
+ session->ac_prefs->recv_server,
+ session->ac_prefs->userid,
+ session->msg[session->cur_msg].size);
+ file = get_tmp_file();
+ if (pop3_write_msg_to_file(file, mail_receive_data.data,
+ mail_receive_data.data_len,
+ partial_notice) < 0) {
+ g_free(file);
+ g_free(mail_receive_data.data);
+ session->error_val = PS_IOERR;
+ g_free(partial_notice);
+ return -1;
+ }
+ g_free(mail_receive_data.data);
+ g_free(partial_notice);
+
+ /* drop_ok: 0: success 1: don't receive -1: error */
+ drop_ok = session->drop_message(session, file);
+ g_free(file);
+ if (drop_ok < 0) {
+ session->error_val = PS_IOERR;
+ return -1;
+ }
- if (pop3_ok(sock, NULL) != PS_SUCCESS) return POP3_LOGOUT_SEND;
+ session->cur_total_bytes += session->msg[session->cur_msg].size;
+ session->cur_total_recv_bytes += session->msg[session->cur_msg].size;
+ session->cur_total_num++;
- state->cur_total_bytes = 0;
+ session->msg[session->cur_msg].received = TRUE;
+ session->msg[session->cur_msg].partial_recv = POP3_PARTIALLY_RECEIVED;
+ session->msg[session->cur_msg].recv_time =
+ drop_ok == 1 ? RECV_TIME_KEEP : session->current_time;
- while (sock_gets(sock, buf, sizeof(buf)) >= 0) {
- guint num, size;
+ return PS_SUCCESS;
+}
- if (buf[0] == '.') break;
- if (sscanf(buf, "%u %u", &num, &size) != 2)
- return -1;
+static gint pop3_delete_send(Pop3Session *session)
+{
+ session->state = POP3_DELETE;
+ pop3_gen_send(session, "DELE %d", session->cur_msg);
+ return PS_SUCCESS;
+}
- if (num > 0 && num <= state->count)
- state->msg[num].size = size;
- if (num > 0 && num < state->cur_msg)
- state->cur_total_bytes += size;
- }
+static gint pop3_delete_recv(Pop3Session *session)
+{
+ session->msg[session->cur_msg].deleted = TRUE;
+ return PS_SUCCESS;
+}
- LOOKUP_NEXT_MSG();
- if (state->ac_prefs->session_type == RETR_HEADER)
- return POP3_TOP_SEND;
- else
- return POP3_RETR_SEND;
- }
-
-gint pop3_top_send(SockInfo *sock, gpointer data)
+static gint pop3_logout_send(Pop3Session *session)
+{
+ session->state = POP3_LOGOUT;
+ pop3_gen_send(session, "QUIT");
+ return PS_SUCCESS;
+}
+
+static void pop3_gen_send(Pop3Session *session, const gchar *format, ...)
{
- Pop3State *state = (Pop3State *)data;
+ gchar buf[POPBUFSIZE + 1];
+ va_list args;
- inc_progress_update(state, POP3_TOP_SEND);
+ va_start(args, format);
+ g_vsnprintf(buf, sizeof(buf) - 2, format, args);
+ va_end(args);
- pop3_gen_send(sock, "TOP %i 0", state->cur_msg );
+ if (!g_ascii_strncasecmp(buf, "PASS ", 5))
+ log_print(LOG_PROTOCOL, "POP3> PASS ********\n");
+ else
+ log_print(LOG_PROTOCOL, "POP3> %s\n", buf);
- return POP3_TOP_RECV;
+ session_send_msg(SESSION(session), SESSION_MSG_NORMAL, buf);
}
-gint pop3_top_recv(SockInfo *sock, gpointer data)
+Session *pop3_session_new(PrefsAccount *account)
{
- Pop3State *state = (Pop3State *)data;
- FILE *fp;
- gchar buf[POPBUFSIZE];
- gchar *header;
- gchar *filename, *path;
-
- inc_progress_update(state, POP3_TOP_RECV);
+ Pop3Session *session;
- if (pop3_ok(sock, NULL) != PS_SUCCESS)
- return POP3_LOGOUT_SEND;
+ g_return_val_if_fail(account != NULL, NULL);
- path = g_strconcat(get_header_cache_dir(), G_DIR_SEPARATOR_S, NULL);
+ session = g_new0(Pop3Session, 1);
- if ( !is_dir_exist(path) )
- make_dir_hier(path);
-
- filename = g_strdup_printf("%s%i", path, state->cur_msg);
-
- if (recv_write_to_file(sock, filename) < 0) {
- state->inc_state = INC_NOSPACE;
- return -1;
- }
- /* we add a Complete-Size Header Item ...
- note: overwrites first line --> this is dirty */
- if ( (fp = fopen(filename, "rb+")) != NULL ) {
- gchar *buf = g_strdup_printf("%s%i", SIZE_HEADER,
- state->msg[state->cur_msg].size);
-
- if (change_file_mode_rw(fp, filename) == 0)
- fprintf(fp, "%s\n", buf);
- g_free(buf);
- fclose(fp);
- }
-
- g_free(path);
- g_free(filename);
+ session_init(SESSION(session), account, FALSE);
- if (state->cur_msg < state->count) {
- state->cur_msg++;
- return POP3_TOP_SEND;
- } else
- return POP3_LOGOUT_SEND;
+ SESSION(session)->type = SESSION_POP3;
+
+ SESSION(session)->recv_msg = pop3_session_recv_msg;
+ SESSION(session)->recv_data_finished = pop3_session_recv_data_finished;
+ SESSION(session)->send_data_finished = NULL;
+
+ SESSION(session)->destroy = pop3_session_destroy;
+
+ session->state = POP3_READY;
+ session->ac_prefs = account;
+ session->pop_before_smtp = FALSE;
+ pop3_get_uidl_table(account, session);
+ session->current_time = time(NULL);
+ session->error_val = PS_SUCCESS;
+ session->error_msg = NULL;
+
+ return SESSION(session);
}
-gint pop3_retr_send(SockInfo *sock, gpointer data)
+static void pop3_session_destroy(Session *session)
{
- Pop3State *state = (Pop3State *)data;
+ Pop3Session *pop3_session = POP3_SESSION(session);
+ gint n;
+
+ g_return_if_fail(session != NULL);
- inc_progress_update(state, POP3_RETR_SEND);
+ for (n = 1; n <= pop3_session->count; n++)
+ g_free(pop3_session->msg[n].uidl);
+ g_free(pop3_session->msg);
- pop3_gen_send(sock, "RETR %d", state->cur_msg);
+ if (pop3_session->uidl_table) {
+ hash_free_strings(pop3_session->uidl_table);
+ g_hash_table_destroy(pop3_session->uidl_table);
+ }
+
+ if (pop3_session->partial_recv_table) {
+ hash_free_strings(pop3_session->partial_recv_table);
+ g_hash_table_destroy(pop3_session->partial_recv_table);
+ }
- return POP3_RETR_RECV;
+ g_free(pop3_session->greeting);
+ g_free(pop3_session->user);
+ g_free(pop3_session->pass);
+ g_free(pop3_session->error_msg);
}
-gint pop3_retr_recv(SockInfo *sock, gpointer data)
+static void pop3_get_uidl_table(PrefsAccount *ac_prefs, Pop3Session *session)
{
- Pop3State *state = (Pop3State *)data;
- const gchar *file;
- gint ok, drop_ok;
- int keep_for;
+ GHashTable *table;
+ GHashTable *partial_recv_table;
+ gchar *path;
+ FILE *fp;
+ gchar buf[POPBUFSIZE];
+ gchar uidl[POPBUFSIZE];
+ time_t recv_time;
+ time_t now;
+ gint partial_recv;
+ gchar *sanitized_uid = g_strdup(ac_prefs->userid);
- if ((ok = pop3_ok(sock, NULL)) == PS_SUCCESS) {
- if (recv_write_to_file(sock, (file = get_tmp_file())) < 0) {
- if (state->inc_state == INC_SUCCESS)
- state->inc_state = INC_NOSPACE;
- return -1;
+ subst_for_filename(sanitized_uid);
+
+ table = g_hash_table_new(g_str_hash, g_str_equal);
+ partial_recv_table = g_hash_table_new(g_str_hash, g_str_equal);
+
+ path = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
+ "uidl", G_DIR_SEPARATOR_S, ac_prefs->recv_server,
+ "-", sanitized_uid, NULL);
+
+ g_free(sanitized_uid);
+ if ((fp = g_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 = g_fopen(path, "rb")) == NULL) {
+ if (ENOENT != errno) FILE_OP_ERROR(path, "fopen");
+ g_free(path);
+ session->uidl_table = table;
+ session->partial_recv_table = partial_recv_table;
+ return;
}
+ }
+ g_free(path);
- if ((drop_ok = inc_drop_message(file, state)) < 0) {
- state->inc_state = INC_ERROR;
- return -1;
- }
-
- state->cur_total_bytes += state->msg[state->cur_msg].size;
- state->cur_total_num++;
+ now = time(NULL);
- keep_for = (state->ac_prefs && state->ac_prefs->leave_time) ?
- atoi(state->ac_prefs->leave_time) : 0;
+ while (fgets(buf, sizeof(buf), fp) != NULL) {
+ gchar tmp[POPBUFSIZE];
+ strretchomp(buf);
+ recv_time = RECV_TIME_NONE;
+ partial_recv = POP3_TOTALLY_RECEIVED;
+
+ if (sscanf(buf, "%s\t%ld\t%s", uidl, (long int *) &recv_time, tmp) < 3) {
+ if (sscanf(buf, "%s\t%ld", uidl, (long int *) &recv_time) != 2) {
+ if (sscanf(buf, "%s", uidl) != 1)
+ continue;
+ else {
+ recv_time = now;
+ strcpy(tmp, "0");
+ }
+ } else {
+ strcpy(tmp, "0");
+ }
+ }
- if (drop_ok == 0 && state->ac_prefs->rmmail && keep_for == 0)
- return POP3_DELETE_SEND;
+ if (recv_time == RECV_TIME_NONE)
+ recv_time = RECV_TIME_RECEIVED;
+ g_hash_table_insert(table, g_strdup(uidl),
+ GINT_TO_POINTER(recv_time));
+ if (strlen(tmp) == 1)
+ partial_recv = atoi(tmp); /* totally received ?*/
+ else
+ partial_recv = POP3_MUST_COMPLETE_RECV;
- state->msg[state->cur_msg].received = TRUE;
+ g_hash_table_insert(partial_recv_table, g_strdup(uidl),
+ GINT_TO_POINTER(partial_recv));
+ }
- 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)
- return POP3_LOGOUT_SEND;
- else
- return -1;
+ fclose(fp);
+ session->uidl_table = table;
+ session->partial_recv_table = partial_recv_table;
+
+ return;
}
-gint pop3_delete_send(SockInfo *sock, gpointer data)
+#define TRY(func) \
+if (!(func)) \
+{ \
+ g_warning("failed to write\n"); \
+ goto err_write; \
+} \
+
+gint pop3_write_uidl_list(Pop3Session *session)
{
- Pop3State *state = (Pop3State *)data;
+ gchar *path, *tmp_path;
+ FILE *fp;
+ Pop3MsgInfo *msg;
+ gint n;
+ gchar *sanitized_uid = g_strdup(session->ac_prefs->userid);
+
+ subst_for_filename(sanitized_uid);
+
+
+ if (!session->uidl_is_valid) return 0;
- /* inc_progress_update(state, POP3_DELETE_SEND); */
+ path = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
+ "uidl", G_DIR_SEPARATOR_S,
+ session->ac_prefs->recv_server,
+ "-", sanitized_uid, NULL);
+ tmp_path = g_strconcat(path, ".tmp", NULL);
- pop3_gen_send(sock, "DELE %d", state->cur_msg);
+ g_free(sanitized_uid);
+
+ if ((fp = g_fopen(tmp_path, "wb")) == NULL) {
+ FILE_OP_ERROR(tmp_path, "fopen");
+ goto err_write;
+ }
+
+ for (n = 1; n <= session->count; n++) {
+ msg = &session->msg[n];
+ if (msg->uidl && msg->received &&
+ (!msg->deleted || session->state != POP3_DONE))
+ TRY(fprintf(fp, "%s\t%ld\t%d\n",
+ msg->uidl, (long int)
+ msg->recv_time,
+ msg->partial_recv)
+ > 0);
+ }
- return POP3_DELETE_RECV;
+ if (fclose(fp) == EOF) {
+ FILE_OP_ERROR(tmp_path, "fclose");
+ fp = NULL;
+ goto err_write;
+ }
+ fp = NULL;
+#ifdef G_OS_WIN32
+ claws_unlink(path);
+#endif
+ if (g_rename(tmp_path, path) < 0) {
+ FILE_OP_ERROR(path, "rename");
+ goto err_write;
+ }
+ g_free(path);
+ g_free(tmp_path);
+ return 0;
+err_write:
+ if (fp)
+ fclose(fp);
+ g_free(path);
+ g_free(tmp_path);
+ return -1;
}
-gint pop3_delete_recv(SockInfo *sock, gpointer data)
-{
- Pop3State *state = (Pop3State *)data;
- gint ok;
+#undef TRY
- if ((ok = pop3_ok(sock, NULL)) == PS_SUCCESS) {
- if (state->ac_prefs->session_type == RETR_NORMAL)
- state->msg[state->cur_msg].deleted = TRUE;
+static gint pop3_write_msg_to_file(const gchar *file, const gchar *data,
+ guint len, const gchar *prefix)
+{
+ FILE *fp;
+ const gchar *prev, *cur;
- if (pop3_delete_header(state) == TRUE)
- return POP3_DELETE_SEND;
+ g_return_val_if_fail(file != NULL, -1);
- 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)
- return POP3_LOGOUT_SEND;
- else
+ if ((fp = g_fopen(file, "wb")) == NULL) {
+ FILE_OP_ERROR(file, "fopen");
return -1;
-}
+ }
-gint pop3_logout_send(SockInfo *sock, gpointer data)
-{
- Pop3State *state = (Pop3State *)data;
- gchar **parts;
-
- while (state->uidl_todelete_list != NULL) {
- /*
- * FIXME: doesn't feel right - no checks for parts
- */
- parts = g_strsplit((gchar *) state->uidl_todelete_list->data, " ", 2);
- state->uidl_todelete_list = g_slist_remove
- (state->uidl_todelete_list, state->uidl_todelete_list->data);
- pop3_gen_send(sock, "DELE %s", parts[0]);
- if (pop3_ok(sock, NULL) != PS_SUCCESS)
- log_warning(_("error occurred on DELE\n"));
- g_strfreev(parts);
+ if (change_file_mode_rw(fp, file) < 0)
+ FILE_OP_ERROR(file, "chmod");
+
+ if (prefix != NULL) {
+ if (fprintf(fp, "%s\n", prefix) < 0) {
+ FILE_OP_ERROR(file, "fprintf");
+ fclose(fp);
+ claws_unlink(file);
+ return -1;
+ }
}
- inc_progress_update(state, POP3_LOGOUT_SEND);
+ /* +------------------+----------------+--------------------------+ *
+ * ^data ^prev ^cur data+len-1^ */
+
+ prev = data;
+ while ((cur = (gchar *)my_memmem(prev, len - (prev - data), "\r\n", 2))
+ != NULL) {
+ if ((cur > prev && fwrite(prev, 1, cur - prev, fp) < 1) ||
+ fputc('\n', fp) == EOF) {
+ FILE_OP_ERROR(file, "fwrite");
+ g_warning("can't write to file: %s\n", file);
+ fclose(fp);
+ claws_unlink(file);
+ return -1;
+ }
+
+ if (cur == data + len - 1) {
+ prev = cur + 1;
+ break;
+ }
- pop3_gen_send(sock, "QUIT");
+ if (*(cur + 1) == '\n')
+ prev = cur + 2;
+ else
+ prev = cur + 1;
- return POP3_LOGOUT_RECV;
-}
+ if (prev - data < len - 1 && *prev == '.' && *(prev + 1) == '.')
+ prev++;
-gint pop3_logout_recv(SockInfo *sock, gpointer data)
-{
- if (pop3_ok(sock, NULL) == PS_SUCCESS)
+ if (prev - data >= len)
+ break;
+ }
+
+ if (prev - data < len &&
+ fwrite(prev, 1, len - (prev - data), fp) < 1) {
+ FILE_OP_ERROR(file, "fwrite");
+ g_warning("can't write to file: %s\n", file);
+ fclose(fp);
+ claws_unlink(file);
return -1;
- else
+ }
+ if (data[len - 1] != '\r' && data[len - 1] != '\n') {
+ if (fputc('\n', fp) == EOF) {
+ FILE_OP_ERROR(file, "fputc");
+ g_warning("can't write to file: %s\n", file);
+ fclose(fp);
+ claws_unlink(file);
+ return -1;
+ }
+ }
+
+ if (fclose(fp) == EOF) {
+ FILE_OP_ERROR(file, "fclose");
+ claws_unlink(file);
return -1;
+ }
+
+ return 0;
}
-static gint pop3_ok(SockInfo *sock, gchar *argbuf)
+static Pop3State pop3_lookup_next(Pop3Session *session)
{
- gint ok;
- gchar buf[POPBUFSIZE + 1];
- gchar *bufp;
-
- if ((ok = pop3_gen_recv(sock, buf, sizeof(buf))) == PS_SUCCESS) {
- bufp = buf;
- if (*bufp == '+' || *bufp == '-')
- bufp++;
- else
- return PS_PROTOCOL;
-
- while (isalpha(*bufp))
- bufp++;
-
- if (*bufp)
- *(bufp++) = '\0';
-
- if (!strcmp(buf, "+OK"))
- ok = PS_SUCCESS;
- else if (!strncmp(buf, "-ERR", 4)) {
- if (strstr(bufp, "lock") ||
- strstr(bufp, "Lock") ||
- strstr(bufp, "LOCK") ||
- strstr(bufp, "wait"))
- ok = PS_LOCKBUSY;
- else
- ok = PS_PROTOCOL;
+ Pop3MsgInfo *msg;
+ PrefsAccount *ac = session->ac_prefs;
+ gint size;
+ gboolean size_limit_over;
+
+ for (;;) {
+ msg = &session->msg[session->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 &&
+ msg->partial_recv == POP3_TOTALLY_RECEIVED &&
+ session->current_time - msg->recv_time >=
+ ((ac->msg_leave_time * 24 * 60 * 60) +
+ (ac->msg_leave_hour * 60 * 60))) {
+ log_message(LOG_PROTOCOL,
+ _("POP3: Deleting expired message %d [%s]\n"),
+ session->cur_msg, msg->uidl?msg->uidl:" ");
+ session->cur_total_bytes += size;
+ pop3_delete_send(session);
+ return POP3_DELETE;
+ }
- if (*bufp)
- fprintf(stderr, "POP3: %s\n", bufp);
+ if (size_limit_over) {
+ if (!msg->received && msg->partial_recv !=
+ POP3_MUST_COMPLETE_RECV) {
+ pop3_top_send(session, ac->size_limit);
+ return POP3_TOP;
+ } else if (msg->partial_recv == POP3_MUST_COMPLETE_RECV)
+ break;
+
+ log_message(LOG_PROTOCOL,
+ _("POP3: Skipping message %d [%s] (%d bytes)\n"),
+ session->cur_msg, msg->uidl?msg->uidl:" ", size);
+ }
+
+ if (size == 0 || msg->received || size_limit_over) {
+ session->cur_total_bytes += size;
+ if (session->cur_msg == session->count) {
+ pop3_logout_send(session);
+ return POP3_LOGOUT;
+ } else
+ session->cur_msg++;
} else
- ok = PS_PROTOCOL;
-
- if (argbuf)
- strcpy(argbuf, bufp);
+ break;
}
- return ok;
+ pop3_retr_send(session);
+ return POP3_RETR;
}
-static void pop3_gen_send(SockInfo *sock, const gchar *format, ...)
+static Pop3ErrorValue pop3_ok(Pop3Session *session, const gchar *msg)
{
- gchar buf[POPBUFSIZE + 1];
- va_list args;
-
- va_start(args, format);
- g_vsnprintf(buf, sizeof(buf) - 2, format, args);
- va_end(args);
+ Pop3ErrorValue ok;
+
+ log_print(LOG_PROTOCOL, "POP3< %s\n", msg);
+
+ if (!strncmp(msg, "+OK", 3))
+ ok = PS_SUCCESS;
+ else if (!strncmp(msg, "-ERR", 4)) {
+ if (strstr(msg + 4, "lock") ||
+ strstr(msg + 4, "Lock") ||
+ strstr(msg + 4, "LOCK") ||
+ strstr(msg + 4, "wait")) {
+ log_error(LOG_PROTOCOL, _("mailbox is locked\n"));
+ ok = PS_LOCKBUSY;
+ } else if (strcasestr(msg + 4, "timeout")) {
+ log_error(LOG_PROTOCOL, _("Session timeout\n"));
+ ok = PS_ERROR;
+ } else {
+ switch (session->state) {
+#if (defined(USE_OPENSSL) || defined (USE_GNUTLS))
+ case POP3_STLS:
+ log_error(LOG_PROTOCOL, _("couldn't start TLS session\n"));
+ ok = PS_ERROR;
+ break;
+#endif
+ case POP3_GETAUTH_USER:
+ case POP3_GETAUTH_PASS:
+ case POP3_GETAUTH_APOP:
+ log_error(LOG_PROTOCOL, _("error occurred on authentication\n"));
+ ok = PS_AUTHFAIL;
+ break;
+ case POP3_GETRANGE_LAST:
+ case POP3_GETRANGE_UIDL:
+ case POP3_TOP:
+ log_warning(LOG_PROTOCOL, _("command not supported\n"));
+ ok = PS_NOTSUPPORTED;
+ break;
+
+ default:
+ log_error(LOG_PROTOCOL, _("error occurred on POP3 session\n"));
+ ok = PS_ERROR;
+ }
+ }
- if (!strncasecmp(buf, "PASS ", 5))
- log_print("POP3> PASS ********\n");
- else
- log_print("POP3> %s\n", buf);
+ g_free(session->error_msg);
+ session->error_msg = g_strdup(msg);
+ g_printerr("POP3: %s\n", msg);
+ } else
+ ok = PS_PROTOCOL;
- strcat(buf, "\r\n");
- sock_write(sock, buf, strlen(buf));
+ session->error_val = ok;
+ return ok;
}
-static gint pop3_gen_recv(SockInfo *sock, gchar *buf, gint size)
+static gint pop3_session_recv_msg(Session *session, const gchar *msg)
{
- if (sock_gets(sock, buf, size) < 0) {
- return PS_SOCKET;
- } else {
- strretchomp(buf);
- log_print("POP3< %s\n", buf);
+ Pop3Session *pop3_session = POP3_SESSION(session);
+ Pop3ErrorValue val = PS_SUCCESS;
+ const gchar *body;
+
+ body = msg;
+ if (pop3_session->state != POP3_GETRANGE_UIDL_RECV &&
+ pop3_session->state != POP3_GETSIZE_LIST_RECV) {
+ val = pop3_ok(pop3_session, msg);
+ if (val != PS_SUCCESS) {
+ if (val != PS_NOTSUPPORTED) {
+ pop3_session->state = POP3_ERROR;
+ return -1;
+ }
+ }
+
+ if (*body == '+' || *body == '-')
+ body++;
+ while (g_ascii_isalpha(*body))
+ body++;
+ while (g_ascii_isspace(*body))
+ body++;
+ }
- return PS_SUCCESS;
+ switch (pop3_session->state) {
+ case POP3_READY:
+ case POP3_GREETING:
+ pop3_greeting_recv(pop3_session, body);
+#if (defined(USE_OPENSSL) || defined (USE_GNUTLS))
+ if (pop3_session->ac_prefs->ssl_pop == SSL_STARTTLS)
+ val = pop3_stls_send(pop3_session);
+ else
+#endif
+ if (pop3_session->ac_prefs->use_apop_auth)
+ val = pop3_getauth_apop_send(pop3_session);
+ else
+ val = pop3_getauth_user_send(pop3_session);
+ break;
+#if (defined(USE_OPENSSL) || defined (USE_GNUTLS))
+ case POP3_STLS:
+ if (pop3_stls_recv(pop3_session) != PS_SUCCESS)
+ return -1;
+ if (pop3_session->ac_prefs->use_apop_auth)
+ val = pop3_getauth_apop_send(pop3_session);
+ else
+ val = pop3_getauth_user_send(pop3_session);
+ break;
+#endif
+ case POP3_GETAUTH_USER:
+ val = pop3_getauth_pass_send(pop3_session);
+ break;
+ case POP3_GETAUTH_PASS:
+ case POP3_GETAUTH_APOP:
+ if (!pop3_session->pop_before_smtp)
+ val = pop3_getrange_stat_send(pop3_session);
+ else
+ val = pop3_logout_send(pop3_session);
+ break;
+ case POP3_GETRANGE_STAT:
+ if (pop3_getrange_stat_recv(pop3_session, body) < 0)
+ return -1;
+ if (pop3_session->count > 0)
+ val = pop3_getrange_uidl_send(pop3_session);
+ else
+ val = pop3_logout_send(pop3_session);
+ break;
+ case POP3_GETRANGE_LAST:
+ if (val == PS_NOTSUPPORTED)
+ pop3_session->error_val = PS_SUCCESS;
+ else if (pop3_getrange_last_recv(pop3_session, body) < 0)
+ return -1;
+ if (pop3_session->cur_msg > 0)
+ val = pop3_getsize_list_send(pop3_session);
+ else
+ val = pop3_logout_send(pop3_session);
+ break;
+ case POP3_GETRANGE_UIDL:
+ if (val == PS_NOTSUPPORTED) {
+ pop3_session->error_val = PS_SUCCESS;
+ val = pop3_getrange_last_send(pop3_session);
+ } else {
+ pop3_session->state = POP3_GETRANGE_UIDL_RECV;
+ session_recv_data(session, 0, ".\r\n");
+ }
+ break;
+ case POP3_GETSIZE_LIST:
+ pop3_session->state = POP3_GETSIZE_LIST_RECV;
+ session_recv_data(session, 0, ".\r\n");
+ break;
+ case POP3_RETR:
+ pop3_session->state = POP3_RETR_RECV;
+ session_recv_data(session, 0, ".\r\n");
+ break;
+ case POP3_TOP:
+ if (val == PS_NOTSUPPORTED) {
+ pop3_session->error_val = PS_SUCCESS;
+ } else {
+ pop3_session->state = POP3_TOP_RECV;
+ session_recv_data(session, 0, ".\r\n");
+ }
+ break;
+ case POP3_DELETE:
+ pop3_delete_recv(pop3_session);
+ if (pop3_session->cur_msg == pop3_session->count)
+ val = pop3_logout_send(pop3_session);
+ else {
+ pop3_session->cur_msg++;
+ if (pop3_lookup_next(pop3_session) == POP3_ERROR)
+ return -1;
+ }
+ break;
+ case POP3_LOGOUT:
+ pop3_session->state = POP3_DONE;
+ session_disconnect(session);
+ break;
+ case POP3_ERROR:
+ default:
+ return -1;
}
+
+ return val == PS_SUCCESS?0:-1;
}
-gboolean pop3_delete_header (Pop3State *state)
+static gint pop3_session_recv_data_finished(Session *session, guchar *data,
+ guint len)
{
-
- if ( (state->ac_prefs->session_type == DELE_HEADER) &&
- (g_slist_length(state->ac_prefs->to_delete) > 0) ) {
-
- state->cur_msg = (gint) state->ac_prefs->to_delete->data;
- debug_print(_("next to delete %i\n"), state->cur_msg);
- state->ac_prefs->to_delete = g_slist_remove
- (state->ac_prefs->to_delete, state->ac_prefs->to_delete->data);
- return TRUE;
+ Pop3Session *pop3_session = POP3_SESSION(session);
+ Pop3ErrorValue val = PS_SUCCESS;
+
+ switch (pop3_session->state) {
+ case POP3_GETRANGE_UIDL_RECV:
+ val = pop3_getrange_uidl_recv(pop3_session, data, len);
+ if (val == PS_SUCCESS) {
+ if (pop3_session->new_msg_exist)
+ pop3_getsize_list_send(pop3_session);
+ else
+ pop3_logout_send(pop3_session);
+ } else
+ return -1;
+ break;
+ case POP3_GETSIZE_LIST_RECV:
+ val = pop3_getsize_list_recv(pop3_session, data, len);
+ if (val == PS_SUCCESS) {
+ if (pop3_lookup_next(pop3_session) == POP3_ERROR)
+ return -1;
+ } else
+ return -1;
+ break;
+ case POP3_RETR_RECV:
+ if (pop3_retr_recv(pop3_session, data, len) < 0)
+ return -1;
+
+ if (pop3_session->ac_prefs->rmmail &&
+ pop3_session->ac_prefs->msg_leave_time == 0 &&
+ pop3_session->ac_prefs->msg_leave_hour == 0 &&
+ pop3_session->msg[pop3_session->cur_msg].recv_time
+ != RECV_TIME_KEEP)
+ pop3_delete_send(pop3_session);
+ else if (pop3_session->cur_msg == pop3_session->count)
+ pop3_logout_send(pop3_session);
+ else {
+ pop3_session->cur_msg++;
+ if (pop3_lookup_next(pop3_session) == POP3_ERROR)
+ return -1;
+ }
+ break;
+ case POP3_TOP_RECV:
+ if (pop3_top_recv(pop3_session, data, len) < 0)
+ return -1;
+
+ if (pop3_session->cur_msg == pop3_session->count)
+ pop3_logout_send(pop3_session);
+ else {
+ pop3_session->cur_msg++;
+ if (pop3_lookup_next(pop3_session) == POP3_ERROR)
+ return -1;
+ }
+ break;
+ case POP3_TOP:
+ log_warning(LOG_PROTOCOL, _("TOP command unsupported\n"));
+ if (pop3_session->cur_msg == pop3_session->count)
+ pop3_logout_send(pop3_session);
+ else {
+ pop3_session->cur_msg++;
+ if (pop3_lookup_next(pop3_session) == POP3_ERROR)
+ return -1;
+ }
+ break;
+ case POP3_ERROR:
+ default:
+ return -1;
}
- return FALSE;
+
+ return 0;
}
projects / claws.git / blobdiff