From e3b89230f065c48c84b48c88edb6eb088374c487 Mon Sep 17 00:00:00 2001
From: zautrix <zautrix>
Date: Sat, 03 Jul 2004 16:33:12 +0000
Subject: Initial revision

---
(limited to 'kmicromail/libetpan/generic/pop3storage.c')

diff --git a/kmicromail/libetpan/generic/pop3storage.c b/kmicromail/libetpan/generic/pop3storage.c
new file mode 100644
index 0000000..8e7a94e
--- a/dev/null
+++ b/kmicromail/libetpan/generic/pop3storage.c
@@ -0,0 +1,284 @@
+/*
+ * libEtPan! -- a mail stuff library
+ *
+ * Copyright (C) 2001, 2002 - 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 REGENTS 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 REGENTS 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 "pop3storage.h"
+
+#include <stdlib.h>
+#include <string.h>
+
+#include "mail.h"
+#include "mailstorage_tools.h"
+#include "maildriver.h"
+
+/* pop3 storage */
+
+#define POP3_DEFAULT_PORT  110
+#define POP3S_DEFAULT_PORT 995
+
+static int pop3_mailstorage_connect(struct mailstorage * storage);
+static int pop3_mailstorage_get_folder_session(struct mailstorage * storage,
+    char * pathname, mailsession ** result);
+static void pop3_mailstorage_uninitialize(struct mailstorage * storage);
+
+static mailstorage_driver pop3_mailstorage_driver = {
+  .sto_name               = "pop3",
+  .sto_connect            = pop3_mailstorage_connect,
+  .sto_get_folder_session = pop3_mailstorage_get_folder_session,
+  .sto_uninitialize       = pop3_mailstorage_uninitialize,
+};
+
+int pop3_mailstorage_init(struct mailstorage * storage,
+    char * pop3_servername, uint16_t pop3_port,
+    char * pop3_command,
+    int pop3_connection_type, int pop3_auth_type,
+    char * pop3_login, char * pop3_password,
+    int pop3_cached, char * pop3_cache_directory, char * pop3_flags_directory)
+{
+  struct pop3_mailstorage * pop3_storage;
+
+  pop3_storage = malloc(sizeof(struct pop3_mailstorage));
+  if (pop3_storage == NULL)
+    goto err;
+  
+  pop3_storage->pop3_servername = strdup(pop3_servername);
+  if (pop3_storage->pop3_servername == NULL)
+    goto free;
+
+  pop3_storage->pop3_connection_type = pop3_connection_type;
+  
+  if (pop3_port == 0) {
+    switch (pop3_connection_type) {
+    case CONNECTION_TYPE_PLAIN:
+    case CONNECTION_TYPE_TRY_STARTTLS:
+    case CONNECTION_TYPE_STARTTLS:
+    case CONNECTION_TYPE_COMMAND:
+    case CONNECTION_TYPE_COMMAND_TRY_STARTTLS:
+    case CONNECTION_TYPE_COMMAND_STARTTLS:
+      pop3_port = POP3_DEFAULT_PORT;
+      break;
+
+    case CONNECTION_TYPE_TLS:
+    case CONNECTION_TYPE_COMMAND_TLS:
+      pop3_port = POP3S_DEFAULT_PORT;
+      break;
+    }
+  }
+
+  pop3_storage->pop3_port = pop3_port;
+  
+  if (pop3_command != NULL) {
+    pop3_storage->pop3_command = strdup(pop3_command);
+    if (pop3_storage->pop3_command == NULL)
+      goto free_servername;
+  }
+  else
+    pop3_storage->pop3_command = NULL;
+  
+  pop3_storage->pop3_auth_type = pop3_auth_type;
+  
+  if (pop3_login != NULL) {
+    pop3_storage->pop3_login = strdup(pop3_login);
+    if (pop3_storage->pop3_login == NULL)
+      goto free_command;
+  }
+  else
+    pop3_storage->pop3_login = NULL;
+  
+  if (pop3_password != NULL) {
+    pop3_storage->pop3_password = strdup(pop3_password);
+    if (pop3_storage->pop3_password == NULL)
+      goto free_login;
+  }
+  else
+    pop3_storage->pop3_password = NULL;
+
+  pop3_storage->pop3_cached = pop3_cached;
+
+  if (pop3_cached && (pop3_cache_directory != NULL) &&
+      (pop3_flags_directory != NULL)) {
+    pop3_storage->pop3_cache_directory = strdup(pop3_cache_directory);
+    if (pop3_storage->pop3_cache_directory == NULL)
+      goto free_password;
+    pop3_storage->pop3_flags_directory = strdup(pop3_flags_directory);
+    if (pop3_storage->pop3_flags_directory == NULL)
+      goto free_cache_directory;
+  }
+  else {
+    pop3_storage->pop3_cached = FALSE;
+    pop3_storage->pop3_cache_directory = NULL;
+    pop3_storage->pop3_flags_directory = NULL;
+  }
+
+  storage->sto_data = pop3_storage;
+  storage->sto_driver = &pop3_mailstorage_driver;
+
+  return MAIL_NO_ERROR;
+
+ free_cache_directory:
+  free(pop3_storage->pop3_cache_directory);
+ free_password:
+  if (pop3_storage->pop3_password != NULL)
+    free(pop3_storage->pop3_password);
+ free_login:
+  if (pop3_storage->pop3_login != NULL)
+    free(pop3_storage->pop3_login);
+ free_command:
+  if (pop3_storage->pop3_command != NULL)
+    free(pop3_storage->pop3_command);
+ free_servername:
+  if (pop3_storage->pop3_servername != NULL)
+    free(pop3_storage->pop3_servername);
+ free:
+  free(pop3_storage);
+ err:
+  return MAIL_ERROR_MEMORY;
+}
+
+static void pop3_mailstorage_uninitialize(struct mailstorage * storage)
+{
+  struct pop3_mailstorage * pop3_storage;
+
+  pop3_storage = storage->sto_data;
+
+  if (pop3_storage->pop3_flags_directory != NULL)
+    free(pop3_storage->pop3_flags_directory);
+  if (pop3_storage->pop3_cache_directory != NULL)
+    free(pop3_storage->pop3_cache_directory);
+  if (pop3_storage->pop3_password != NULL)
+    free(pop3_storage->pop3_password);
+  if (pop3_storage->pop3_login != NULL)
+    free(pop3_storage->pop3_login);
+  if (pop3_storage->pop3_command != NULL)
+    free(pop3_storage->pop3_command);
+  free(pop3_storage->pop3_servername);
+  free(pop3_storage);
+  
+  storage->sto_data = pop3_storage;
+}
+
+static int pop3_mailstorage_connect(struct mailstorage * storage)
+{
+  struct pop3_mailstorage * pop3_storage;
+  mailsession_driver * driver;
+  int r;
+  int res;
+  mailsession * session;
+  int auth_type;
+
+  pop3_storage = storage->sto_data;
+
+  if (pop3_storage->pop3_cached)
+    driver = pop3_cached_session_driver;
+  else
+    driver = pop3_session_driver;
+
+  r = mailstorage_generic_connect(driver,
+      pop3_storage->pop3_servername,
+      pop3_storage->pop3_port, pop3_storage->pop3_command,
+      pop3_storage->pop3_connection_type,
+      POP3DRIVER_CACHED_SET_CACHE_DIRECTORY,
+      pop3_storage->pop3_cache_directory,
+      POP3DRIVER_CACHED_SET_FLAGS_DIRECTORY,
+      pop3_storage->pop3_flags_directory,
+      &session);
+  switch (r) {
+  case MAIL_NO_ERROR_NON_AUTHENTICATED:
+  case MAIL_NO_ERROR_AUTHENTICATED:
+  case MAIL_NO_ERROR:
+    break;
+  default:
+    res = r;
+    goto err;
+  }
+
+  auth_type = -1;
+  switch (pop3_storage->pop3_auth_type) {
+  case POP3_AUTH_TYPE_PLAIN:
+    auth_type = POP3DRIVER_AUTH_TYPE_PLAIN;
+    break;
+  case POP3_AUTH_TYPE_APOP:
+    auth_type = POP3DRIVER_AUTH_TYPE_APOP;
+    break;
+  case POP3_AUTH_TYPE_TRY_APOP:
+    auth_type = POP3DRIVER_AUTH_TYPE_TRY_APOP;
+    break;
+  }
+
+  if (auth_type != -1) {
+    mailsession_parameters(session, POP3DRIVER_SET_AUTH_TYPE, &auth_type);
+  }
+
+  r = mailstorage_generic_auth(session, r,
+      pop3_storage->pop3_auth_type,
+      pop3_storage->pop3_login,
+      pop3_storage->pop3_password);
+  if (r != MAIL_NO_ERROR) {
+    if (pop3_storage->pop3_auth_type == POP3_AUTH_TYPE_TRY_APOP) {
+      /* try in clear authentication */
+      mailsession_free(session);
+      
+      pop3_storage->pop3_auth_type = POP3_AUTH_TYPE_PLAIN;
+      r = mailstorage_connect(storage);
+      if (r != MAIL_NO_ERROR) {
+        res = r;
+        return res;
+      }
+      pop3_storage->pop3_auth_type = POP3_AUTH_TYPE_TRY_APOP;
+      
+      return MAIL_NO_ERROR;
+    }
+    
+    res = r;
+    goto free;
+  }
+  
+  storage->sto_session = session;
+  
+  return MAIL_NO_ERROR;
+
+ free:
+  mailsession_free(session);
+ err:
+  return res;
+}
+
+static int pop3_mailstorage_get_folder_session(struct mailstorage * storage,
+    char * pathname, mailsession ** result)
+{
+  * result = storage->sto_session;
+ 
+  return MAIL_NO_ERROR;
+}
+
--
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