1 files changed, 344 insertions, 0 deletions

diff --git a/libetpan/src/driver/implementation/pop3/pop3driver_tools.c b/libetpan/src/driver/implementation/pop3/pop3driver_tools.c
new file mode 100644
index 0000000..73dd22a
--- a/dev/null
+++ b/libetpan/src/driver/implementation/pop3/pop3driver_tools.c
@@ -0,0 +1,344 @@
+/*
+ * libEtPan! -- a mail stuff library
+ *
+ * Copyright (C) 2001, 2005 - DINH Viet Hoa
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the libEtPan! project nor the names of its
+ *    contributors may be used to endorse or promote products derived
+ *    from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+/*
+ * $Id$
+ */
+
+#include "pop3driver_tools.h"
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <unistd.h>
+
+#include "maildriver_types.h"
+#include "mailpop3.h"
+#include "pop3driver.h"
+#include "pop3driver_cached.h"
+#include "generic_cache.h"
+#include "imfcache.h"
+#include "mailmessage.h"
+#include "mail_cache_db.h"
+
+int pop3driver_pop3_error_to_mail_error(int error)
+{
+  switch (error) {
+  case MAILPOP3_NO_ERROR:
+    return MAIL_NO_ERROR;
+
+  case MAILPOP3_ERROR_BAD_STATE:
+    return MAIL_ERROR_BAD_STATE;
+
+  case MAILPOP3_ERROR_UNAUTHORIZED:
+    return MAIL_ERROR_CONNECT;
+
+  case MAILPOP3_ERROR_STREAM:
+    return MAIL_ERROR_STREAM;
+    
+  case MAILPOP3_ERROR_DENIED:
+    return MAIL_ERROR_CONNECT;
+
+  case MAILPOP3_ERROR_BAD_USER:
+  case MAILPOP3_ERROR_BAD_PASSWORD:
+    return MAIL_ERROR_LOGIN;
+
+  case MAILPOP3_ERROR_CANT_LIST:
+    return MAIL_ERROR_LIST;
+
+  case MAILPOP3_ERROR_NO_SUCH_MESSAGE:
+    return MAIL_ERROR_MSG_NOT_FOUND;
+
+  case MAILPOP3_ERROR_MEMORY:
+    return MAIL_ERROR_MEMORY;
+
+  case MAILPOP3_ERROR_CONNECTION_REFUSED:
+    return MAIL_ERROR_CONNECT;
+
+  case MAILPOP3_ERROR_APOP_NOT_SUPPORTED:
+    return MAIL_ERROR_NO_APOP;
+
+  case MAILPOP3_ERROR_CAPA_NOT_SUPPORTED:
+    return MAIL_ERROR_CAPABILITY;
+
+  case MAILPOP3_ERROR_STLS_NOT_SUPPORTED:
+    return MAIL_ERROR_NO_TLS;
+
+  default:
+    return MAIL_ERROR_INVAL;
+  }
+};
+
+static inline struct pop3_session_state_data *
+session_get_data(mailsession * session)
+{
+  return session->sess_data;
+}
+
+static inline mailpop3 * session_get_pop3_session(mailsession * session)
+{
+  return session_get_data(session)->pop3_session;
+}
+
+static inline struct pop3_cached_session_state_data *
+cached_session_get_data(mailsession * session)
+{
+  return session->sess_data;
+}
+
+static inline mailsession *
+cached_session_get_ancestor(mailsession * session)
+{
+  return cached_session_get_data(session)->pop3_ancestor;
+}
+
+static inline struct pop3_session_state_data *
+cached_session_get_ancestor_data(mailsession * session)
+{
+  return session_get_data(cached_session_get_ancestor(session));
+}
+
+static inline mailpop3 * 
+cached_session_get_pop3_session(mailsession * session)
+{
+  return session_get_pop3_session(cached_session_get_ancestor(session));
+}
+
+
+int pop3driver_retr(mailsession * session, uint32_t index,
+                    char ** result, size_t * result_len)
+{
+  char * msg_content;
+  size_t msg_length;
+  int r;
+
+  r = mailpop3_retr(session_get_pop3_session(session), index,
+      &msg_content, &msg_length);
+  
+  switch (r) {
+  case MAILPOP3_NO_ERROR:
+    break;
+  default:
+    return pop3driver_pop3_error_to_mail_error(r);
+  }
+
+  * result = msg_content;
+  * result_len = msg_length;
+
+  return MAIL_NO_ERROR;
+}
+
+int pop3driver_header(mailsession * session, uint32_t index,
+                      char ** result,
+                      size_t * result_len)
+{
+  char * headers;
+  size_t headers_length;
+  int r;
+  
+  r = mailpop3_header(session_get_pop3_session(session),
+      index, &headers, &headers_length);
+  
+  switch (r) {
+  case MAILPOP3_NO_ERROR:
+    break;
+  default:
+    return pop3driver_pop3_error_to_mail_error(r);
+  }
+  
+  * result = headers;
+  * result_len = headers_length;
+
+  return MAIL_NO_ERROR;
+}
+
+int pop3driver_size(mailsession * session, uint32_t index,
+                    size_t * result)
+{
+  mailpop3 * pop3;
+  carray * msg_tab;
+  struct mailpop3_msg_info * info;
+  int r;
+
+  pop3 = session_get_pop3_session(session);
+
+  mailpop3_list(pop3, &msg_tab);
+
+  r = mailpop3_get_msg_info(pop3, index, &info);
+  switch (r) {
+  case MAILPOP3_NO_ERROR:
+    break;
+  default:
+    return pop3driver_pop3_error_to_mail_error(r);
+  }
+
+  * result = info->msg_size;
+
+  return MAIL_NO_ERROR;
+}
+
+int
+pop3driver_get_cached_flags(struct mail_cache_db * cache_db,
+    MMAPString * mmapstr,
+    mailsession * session,
+    uint32_t num, 
+    struct mail_flags ** result)
+{
+  int r;
+  char keyname[PATH_MAX];
+  struct mail_flags * flags;
+  int res;
+  struct mailpop3_msg_info * info;
+
+  r = mailpop3_get_msg_info(cached_session_get_pop3_session(session),
+      num, &info);
+  switch (r) {
+  case MAILPOP3_ERROR_BAD_STATE:
+    return MAIL_ERROR_BAD_STATE;
+  case MAILPOP3_ERROR_NO_SUCH_MESSAGE:
+    return MAIL_ERROR_MSG_NOT_FOUND;
+  case MAILPOP3_NO_ERROR:
+    break;
+  default:
+    return MAIL_ERROR_FETCH;
+  }
+
+  snprintf(keyname, PATH_MAX, "%s-flags", info->msg_uidl);
+
+  r = generic_cache_flags_read(cache_db, mmapstr, keyname, &flags);
+  if (r != MAIL_NO_ERROR) {
+    res = r;
+    goto err;
+  }
+
+  * result = flags;
+
+  return MAIL_NO_ERROR;
+
+ err:
+  return res;
+}
+
+int
+pop3driver_write_cached_flags(struct mail_cache_db * cache_db,
+    MMAPString * mmapstr,
+    char * uid,
+    struct mail_flags * flags)
+{
+  int r;
+  char keyname[PATH_MAX];
+  int res;
+
+  snprintf(keyname, PATH_MAX, "%s-flags", uid);
+
+  r = generic_cache_flags_write(cache_db, mmapstr, keyname, flags);
+  if (r != MAIL_NO_ERROR) {
+    res = r;
+    goto err;
+  }
+
+  return MAIL_NO_ERROR;
+
+ err:
+  return res;
+}
+
+int pop3_get_messages_list(mailpop3 * pop3,
+                           mailsession * session,
+                           mailmessage_driver * driver,
+                           struct mailmessage_list ** result)
+{
+  carray * msg_tab;
+  carray * tab;
+  struct mailmessage_list * env_list;
+  unsigned int i;
+  int res;
+  int r;
+
+  mailpop3_list(pop3, &msg_tab);
+
+  tab = carray_new(128);
+  if (tab == NULL) {
+    res = MAIL_ERROR_MEMORY;
+    goto err;
+  }
+
+  for(i = 0 ; i < carray_count(msg_tab) ; i++) {
+    struct mailpop3_msg_info * pop3_info;
+    mailmessage * msg;
+
+    pop3_info = carray_get(msg_tab, i);
+
+    if (pop3_info == NULL)
+      continue;
+
+    if (pop3_info->msg_deleted)
+      continue;
+      
+    msg = mailmessage_new();
+    if (msg == NULL) {
+      res = MAIL_ERROR_MEMORY;
+      goto free_list;
+    }
+
+    r = mailmessage_init(msg, session, driver,
+        (uint32_t) pop3_info->msg_index, pop3_info->msg_size);
+    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(/*list*/ tab);
+  if (env_list == NULL) {
+    res = MAIL_ERROR_MEMORY;
+    goto free_list;
+  }
+
+  * result = env_list;
+
+  return MAIL_NO_ERROR;
+
+ free_list:
+  for(i = 0 ; i < carray_count(tab) ; i ++)
+    mailmessage_free(carray_get(tab, i));
+  carray_free(tab);
+ err:
+  return res;
+}