/*
* Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
- * Copyright (C) 1999-2003 Hiroyuki Yamamoto
+ * Copyright (C) 1999-2004 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 "md5.h"
#include "prefs_account.h"
#include "utils.h"
-#include "inc.h"
#include "recv.h"
-/* disable sd
-#include "selective_download.h"
-*/
+
#include "log.h"
+#include "hooks.h"
static gint pop3_greeting_recv (Pop3Session *session,
const gchar *msg);
const gchar *msg);
static gint pop3_getrange_uidl_send (Pop3Session *session);
static gint pop3_getrange_uidl_recv (Pop3Session *session,
- const gchar *msg);
+ const gchar *data,
+ guint len);
static gint pop3_getsize_list_send (Pop3Session *session);
static gint pop3_getsize_list_recv (Pop3Session *session,
- const gchar *msg);
+ 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_retr_eom_recv (Pop3Session *session,
- const gchar *msg);
static gint pop3_delete_send (Pop3Session *session);
static gint pop3_delete_recv (Pop3Session *session);
static gint pop3_logout_send (Pop3Session *session);
guint len);
static Pop3State pop3_lookup_next (Pop3Session *session);
-static gint pop3_ok (Pop3Session *session,
+static Pop3ErrorValue pop3_ok (Pop3Session *session,
const gchar *msg);
static gint pop3_session_recv_msg (Session *session,
static gint pop3_session_recv_data_finished (Session *session,
guchar *data,
guint len);
-/* disable sd
-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);
-*/
+
+
static gint pop3_greeting_recv(Pop3Session *session, const gchar *msg)
{
session->state = POP3_GREETING;
session->state = POP3_GETAUTH_APOP;
if ((start = strchr(session->greeting, '<')) == NULL) {
- log_warning(_("Required APOP timestamp not found "
- "in greeting\n"));
+ log_warning("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_warning("Timestamp syntax error in greeting\n");
session->error_val = PS_PROTOCOL;
return -1;
}
static gint pop3_getrange_stat_recv(Pop3Session *session, const gchar *msg)
{
if (sscanf(msg, "%d %d", &session->count, &session->total_bytes) != 2) {
- log_warning(_("POP3 protocol error\n"));
+ log_warning("POP3 protocol error\n");
session->error_val = PS_PROTOCOL;
return -1;
} else {
gint last;
if (sscanf(msg, "%d", &last) == 0) {
- log_warning(_("POP3 protocol error\n"));
+ log_warning("POP3 protocol error\n");
session->error_val = PS_PROTOCOL;
return -1;
} else {
- if (session->count > last)
+ if (session->count > last) {
+ session->new_msg_exist = TRUE;
session->cur_msg = last + 1;
- else
+ } else
session->cur_msg = 0;
}
return PS_SUCCESS;
}
-static gint pop3_getrange_uidl_recv(Pop3Session *session, const gchar *msg)
+static gint pop3_getrange_uidl_recv(Pop3Session *session, const gchar *data,
+ guint len)
{
gchar id[IDLEN + 1];
+ gchar buf[POPBUFSIZE];
+ gint buf_len;
gint num;
time_t recv_time;
- gint next_state;
+ const gchar *p = data;
+ const gchar *lastp = data + len;
+ const gchar *newline;
- if (msg[0] == '.') {
- session->uidl_is_valid = TRUE;
- return PS_SUCCESS;
- }
+ 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';
- if (sscanf(msg, "%d %" Xstr(IDLEN) "s", &num, id) != 2)
- return -1;
- if (num <= 0 || num > session->count)
- return -1;
+ p = newline + 1;
+ if (p < lastp && *p == '\n') p++;
- session->msg[num].uidl = g_strdup(id);
+ if (sscanf(buf, "%d %" Xstr(IDLEN) "s", &num, id) != 2)
+ return -1;
+ if (num <= 0 || num > session->count)
+ return -1;
- if (!session->uidl_table)
- return PS_CONTINUE;
+ session->msg[num].uidl = g_strdup(id);
- recv_time = (time_t)g_hash_table_lookup(session->uidl_table, id);
- session->msg[num].recv_time = recv_time;
+ recv_time = (time_t)g_hash_table_lookup(session->uidl_table, id);
+ session->msg[num].recv_time = recv_time;
- if (!session->ac_prefs->getall && recv_time != RECV_TIME_NONE)
- session->msg[num].received = TRUE;
+ if (!session->ac_prefs->getall && recv_time != RECV_TIME_NONE)
+ session->msg[num].received = TRUE;
- if (!session->new_msg_exist &&
- (session->ac_prefs->getall || recv_time == RECV_TIME_NONE ||
- session->ac_prefs->rmmail)) {
- session->cur_msg = num;
- session->new_msg_exist = TRUE;
+ if (!session->new_msg_exist &&
+ (session->ac_prefs->getall || recv_time == RECV_TIME_NONE ||
+ session->ac_prefs->rmmail)) {
+ session->cur_msg = num;
+ session->new_msg_exist = TRUE;
+ }
}
-/* disable sd
- if (pop3_sd_state(state, POP3_GETRANGE_UIDL_RECV, &next_state))
- return next_state;
-*/
- return PS_CONTINUE;
+ session->uidl_is_valid = TRUE;
+ return PS_SUCCESS;
}
static gint pop3_getsize_list_send(Pop3Session *session)
return PS_SUCCESS;
}
-static gint pop3_getsize_list_recv(Pop3Session *session, const gchar *msg)
+static gint pop3_getsize_list_recv(Pop3Session *session, const gchar *data,
+ guint len)
{
+ gchar buf[POPBUFSIZE];
+ gint buf_len;
guint num, size;
- gint next_state;
-
- if (msg[0] == '.')
- return PS_SUCCESS;
-
- if (sscanf(msg, "%u %u", &num, &size) != 2) {
- session->error_val = PS_PROTOCOL;
- return -1;
- }
+ const gchar *p = data;
+ const gchar *lastp = data + len;
+ const gchar *newline;
- if (num > 0 && num <= session->count)
- session->msg[num].size = size;
- if (num > 0 && num < session->cur_msg)
- session->cur_total_bytes += size;
+ 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';
-/* disable sd
- if (pop3_sd_state(state, POP3_GETSIZE_LIST_RECV, &next_state))
- return next_state;
-*/
- return PS_CONTINUE;
-}
-/* disable sd
-gint pop3_top_send(SockInfo *sock, gpointer data)
-{
- Pop3State *state = (Pop3State *)data;
+ p = newline + 1;
+ if (p < lastp && *p == '\n') p++;
- inc_progress_update(state, POP3_TOP_SEND);
+ if (sscanf(buf, "%u %u", &num, &size) != 2) {
+ session->error_val = PS_PROTOCOL;
+ return -1;
+ }
- pop3_gen_send(sock, "TOP %i 0", state->cur_msg );
+ if (num > 0 && num <= session->count)
+ session->msg[num].size = size;
+ if (num > 0 && num < session->cur_msg)
+ session->cur_total_bytes += size;
+ }
- return POP3_TOP_RECV;
+ return PS_SUCCESS;
}
-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;
-
- 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;
-}
-*/
static gint pop3_retr_send(Pop3Session *session)
{
session->state = POP3_RETR;
{
gchar *file;
gint drop_ok;
- gint next_state;
+ MailReceiveData mail_receive_data;
+
+ mail_receive_data.session = session;
+ mail_receive_data.data = g_strndup(data, len);
+ hooks_invoke(MAIL_RECEIVE_HOOKLIST, &mail_receive_data);
file = get_tmp_file();
- if (pop3_write_msg_to_file(file, data, len) < 0) {
+ if (pop3_write_msg_to_file(file, mail_receive_data.data,
+ strlen(mail_receive_data.data)) < 0) {
g_free(file);
+ g_free(mail_receive_data.data);
session->error_val = PS_IOERR;
return -1;
}
+ g_free(mail_receive_data.data);
/* drop_ok: 0: success 1: don't receive -1: error */
- drop_ok = inc_drop_message(file, session);
+ drop_ok = session->drop_message(session, file);
g_free(file);
if (drop_ok < 0) {
- session->error_val = PS_ERROR;
+ session->error_val = PS_IOERR;
return -1;
}
-/* disable sd
- if (pop3_sd_state(state, POP3_RETR_RECV, &next_state))
- return next_state;
-*/
+
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++;
return PS_SUCCESS;
}
-static gint pop3_retr_eom_recv(Pop3Session *session, const gchar *msg)
-{
- if (msg[0] == '.' && msg[1] == '\0')
- return PS_SUCCESS;
- else {
- g_warning("pop3_retr_eom_recv(): "
- "invalid end of message: '%s'.\n"
- "Maybe given size and actual one is different?\n",
- msg);
- return PS_PROTOCOL;
- }
-}
-
static gint pop3_delete_send(Pop3Session *session)
{
session->state = POP3_DELETE;
session_send_msg(SESSION(session), SESSION_MSG_NORMAL, buf);
}
-/* disable sd
-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;
- }
-}
-*/
Session *pop3_session_new(PrefsAccount *account)
{
Pop3Session *session;
session = g_new0(Pop3Session, 1);
+ session_init(SESSION(session));
+
SESSION(session)->type = SESSION_POP3;
- SESSION(session)->server = NULL;
- SESSION(session)->port = 0;
- SESSION(session)->sock = NULL;
- SESSION(session)->state = SESSION_READY;
- SESSION(session)->data = NULL;
SESSION(session)->recv_msg = pop3_session_recv_msg;
SESSION(session)->recv_data_finished = pop3_session_recv_data_finished;
session->uidl_table = pop3_get_uidl_table(account);
session->current_time = time(NULL);
session->error_val = PS_SUCCESS;
+ session->error_msg = NULL;
return SESSION(session);
}
g_free(pop3_session->greeting);
g_free(pop3_session->user);
g_free(pop3_session->pass);
+ g_free(pop3_session->error_msg);
}
GHashTable *pop3_get_uidl_table(PrefsAccount *ac_prefs)
time_t recv_time;
time_t now;
+ 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,
"-", ac_prefs->userid, NULL);
if ((fp = fopen(path, "rb")) == NULL) {
if (ENOENT != errno) FILE_OP_ERROR(path, "fopen");
g_free(path);
- return NULL;
+ return table;
}
}
g_free(path);
- table = g_hash_table_new(g_str_hash, g_str_equal);
-
now = time(NULL);
while (fgets(buf, sizeof(buf), fp) != NULL) {
else
prev = cur + 1;
+ if (prev - data < len - 1 && *prev == '.' && *(prev + 1) == '.')
+ prev++;
+
if (prev - data >= len)
break;
}
msg->recv_time != RECV_TIME_KEEP &&
session->current_time - msg->recv_time >=
ac->msg_leave_time * 24 * 60 * 60) {
- log_print(_("POP3: Deleting expired message %d\n"),
+ log_print("POP3: Deleting expired message %d\n",
session->cur_msg);
pop3_delete_send(session);
return POP3_DELETE;
if (size_limit_over)
log_print
- (_("POP3: Skipping message %d (%d bytes)\n"),
+ ("POP3: Skipping message %d (%d bytes)\n",
session->cur_msg, size);
if (size == 0 || msg->received || size_limit_over) {
return POP3_RETR;
}
-static gint pop3_ok(Pop3Session *session, const gchar *msg)
+static Pop3ErrorValue pop3_ok(Pop3Session *session, const gchar *msg)
{
- gint ok;
+ Pop3ErrorValue ok;
+
+ log_print("POP3< %s\n", msg);
if (!strncmp(msg, "+OK", 3))
ok = PS_SUCCESS;
if (strstr(msg + 4, "lock") ||
strstr(msg + 4, "Lock") ||
strstr(msg + 4, "LOCK") ||
- strstr(msg + 4, "wait"))
+ strstr(msg + 4, "wait")) {
+ log_warning("mailbox is locked\n");
ok = PS_LOCKBUSY;
- else
- ok = PS_PROTOCOL;
+ } else if (strcasestr(msg + 4, "timeout")) {
+ log_warning("session timeout\n");
+ ok = PS_ERROR;
+ } else {
+ switch (session->state) {
+#if USE_OPENSSL
+ case POP3_STLS:
+ log_warning("can't start TLS session\n");
+ ok = PS_ERROR;
+ break;
+#endif
+ case POP3_GETAUTH_USER:
+ case POP3_GETAUTH_PASS:
+ case POP3_GETAUTH_APOP:
+ log_warning("error occurred on authentication\n");
+ ok = PS_AUTHFAIL;
+ break;
+ case POP3_GETRANGE_LAST:
+ case POP3_GETRANGE_UIDL:
+ log_warning("command not supported\n");
+ ok = PS_NOTSUPPORTED;
+ break;
+ default:
+ log_warning("error occurred on POP3 session\n");
+ ok = PS_ERROR;
+ }
+ }
+ g_free(session->error_msg);
+ session->error_msg = g_strdup(msg);
fprintf(stderr, "POP3: %s\n", msg);
} else
ok = PS_PROTOCOL;
+ session->error_val = ok;
return ok;
}
static gint pop3_session_recv_msg(Session *session, const gchar *msg)
{
Pop3Session *pop3_session = POP3_SESSION(session);
- gint val;
- const gchar *body;
+ Pop3ErrorValue val = PS_SUCCESS;
+ const guchar *body;
body = msg;
if (pop3_session->state != POP3_GETRANGE_UIDL_RECV &&
- pop3_session->state != POP3_GETSIZE_LIST_RECV &&
- pop3_session->state != POP3_RETR_EOM) {
- log_print("POP3< %s\n", msg);
+ pop3_session->state != POP3_GETSIZE_LIST_RECV) {
val = pop3_ok(pop3_session, msg);
if (val != PS_SUCCESS) {
- pop3_session->state = POP3_ERROR;
- pop3_session->error_val = val;
- return -1;
+ if (val != PS_NOTSUPPORTED) {
+ pop3_session->state = POP3_ERROR;
+ return -1;
+ }
}
if (*body == '+' || *body == '-')
pop3_logout_send(pop3_session);
break;
case POP3_GETRANGE_LAST:
- if (pop3_getrange_last_recv(pop3_session, body) < 0)
+ 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)
pop3_getsize_list_send(pop3_session);
pop3_logout_send(pop3_session);
break;
case POP3_GETRANGE_UIDL:
- pop3_session->state = POP3_GETRANGE_UIDL_RECV;
- return 1;
- case POP3_GETRANGE_UIDL_RECV:
- val = pop3_getrange_uidl_recv(pop3_session, body);
- if (val == PS_CONTINUE)
- return 1;
- else 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;
+ if (val == PS_NOTSUPPORTED) {
+ pop3_session->error_val = PS_SUCCESS;
+ 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;
- return 1;
- case POP3_GETSIZE_LIST_RECV:
- val = pop3_getsize_list_recv(pop3_session, body);
- if (val == PS_CONTINUE)
- return 1;
- else if (val == PS_SUCCESS) {
- if (pop3_lookup_next(pop3_session) == POP3_ERROR)
- return -1;
- } else
- return -1;
+ session_recv_data(session, 0, ".\r\n");
break;
case POP3_RETR:
pop3_session->state = POP3_RETR_RECV;
- session_recv_data
- (session,
- pop3_session->msg[pop3_session->cur_msg].size, TRUE);
- break;
- case POP3_RETR_EOM:
- if (pop3_retr_eom_recv(pop3_session, body) != PS_SUCCESS)
- return -1;
- if (pop3_session->ac_prefs->rmmail &&
- pop3_session->ac_prefs->msg_leave_time == 0)
- 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;
- }
+ session_recv_data(session, 0, ".\r\n");
break;
case POP3_DELETE:
pop3_delete_recv(pop3_session);
guint len)
{
Pop3Session *pop3_session = POP3_SESSION(session);
+ Pop3ErrorValue val = PS_SUCCESS;
- if (len == 0)
- return -1;
+ 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_retr_recv(pop3_session, data, len) < 0)
+ if (pop3_session->ac_prefs->rmmail &&
+ pop3_session->ac_prefs->msg_leave_time == 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_ERROR:
+ default:
return -1;
+ }
- pop3_session->state = POP3_RETR_EOM;
-
- return 1;
+ return 0;
}