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/mbox')

diff --git a/kmicromail/libetpan/mbox/.libs/libmailmbox.a b/kmicromail/libetpan/mbox/.libs/libmailmbox.a
new file mode 100644
index 0000000..7b92e2d
--- a/dev/null
+++ b/kmicromail/libetpan/mbox/.libs/libmailmbox.a
Binary files differ
diff --git a/kmicromail/libetpan/mbox/TODO b/kmicromail/libetpan/mbox/TODO
new file mode 100644
index 0000000..e69de29
--- a/dev/null
+++ b/kmicromail/libetpan/mbox/TODO
diff --git a/kmicromail/libetpan/mbox/mailmbox.c b/kmicromail/libetpan/mbox/mailmbox.c
new file mode 100644
index 0000000..280c313
--- a/dev/null
+++ b/kmicromail/libetpan/mbox/mailmbox.c
@@ -0,0 +1,1424 @@
+/*
+ * 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 "mailmbox.h"
+
+#include <sys/file.h>
+#include <sys/stat.h>
+#include <unistd.h>
+#include <sys/mman.h>
+#include <fcntl.h>
+#include <time.h>
+#include <sys/types.h>
+#include <unistd.h>
+
+#include <string.h>
+#include <ctype.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+#include "libetpan-config.h"
+
+#include "mmapstring.h"
+#include "mailmbox_parse.h"
+#include "maillock.h"
+
+/*
+  http://www.qmail.org/qmail-manual-html/man5/mbox.html
+  RFC 2076
+*/
+
+#define TMPDIR "/tmp"
+
+/* mbox is a file with a corresponding filename */
+
+#define UID_HEADER "X-LibEtPan-UID:"
+
+#ifndef TRUE
+#define TRUE 1
+#endif
+
+#ifndef FALSE
+#define FALSE 0
+#endif
+
+int mailmbox_write_lock(struct mailmbox_folder * folder)
+{
+  int r;
+
+  if (folder->mb_read_only)
+    return MAILMBOX_ERROR_READONLY;
+
+  r = maillock_write_lock(folder->mb_filename, folder->mb_fd);
+  if (r == 0)
+    return MAILMBOX_NO_ERROR;
+  else
+    return MAILMBOX_ERROR_FILE;
+}
+
+int mailmbox_write_unlock(struct mailmbox_folder * folder)
+{
+  int r;
+
+  r = maillock_write_unlock(folder->mb_filename, folder->mb_fd);
+  if (r == 0)
+    return MAILMBOX_NO_ERROR;
+  else
+    return MAILMBOX_ERROR_FILE;
+}
+
+int mailmbox_read_lock(struct mailmbox_folder * folder)
+{
+  int r;
+
+  r = maillock_read_lock(folder->mb_filename, folder->mb_fd);
+  if (r == 0)
+    return MAILMBOX_NO_ERROR;
+  else
+    return MAILMBOX_ERROR_FILE;
+}
+
+int mailmbox_read_unlock(struct mailmbox_folder * folder)
+{
+  int r;
+
+  r = maillock_read_unlock(folder->mb_filename, folder->mb_fd);
+  if (r == 0)
+    return MAILMBOX_NO_ERROR;
+  else
+    return MAILMBOX_ERROR_FILE;
+}
+
+
+/*
+  map the file into memory.
+  the file must be locked.
+*/
+
+int mailmbox_map(struct mailmbox_folder * folder)
+{
+  char * str;
+  struct stat buf;
+  int res;
+  int r;
+
+  r = stat(folder->mb_filename, &buf);
+  if (r < 0) {
+    res = MAILMBOX_ERROR_FILE;
+    goto err;
+  }
+
+  if (folder->mb_read_only)
+    str = (char *) mmap(0, buf.st_size, PROT_READ,
+			MAP_PRIVATE, folder->mb_fd, 0);
+  else
+    str = (char *) mmap(0, buf.st_size, PROT_READ | PROT_WRITE,
+			MAP_SHARED, folder->mb_fd, 0);
+  if (str == MAP_FAILED) {
+    res = MAILMBOX_ERROR_FILE;
+    goto err;
+  }
+  
+  folder->mb_mapping = str;
+  folder->mb_mapping_size = buf.st_size;
+
+  return MAILMBOX_NO_ERROR;
+
+ err:
+  return res;
+}
+
+/*
+  unmap the file
+*/
+
+void mailmbox_unmap(struct mailmbox_folder * folder)
+{
+  munmap(folder->mb_mapping, folder->mb_mapping_size);
+  folder->mb_mapping = NULL;
+  folder->mb_mapping_size = 0;
+}
+
+void mailmbox_sync(struct mailmbox_folder * folder)
+{
+  msync(folder->mb_mapping, folder->mb_mapping_size, MS_SYNC);
+}
+
+void mailmbox_timestamp(struct mailmbox_folder * folder)
+{
+  int r;
+  struct stat buf;
+
+  r = stat(folder->mb_filename, &buf);
+  if (r < 0)
+    folder->mb_mtime = (time_t) -1;
+  else
+    folder->mb_mtime = buf.st_mtime;
+}
+
+/*
+  open the file
+*/
+
+int mailmbox_open(struct mailmbox_folder * folder)
+{
+  int fd;
+  int read_only;
+
+  if (!folder->mb_read_only) {
+    read_only = FALSE;
+    fd = open(folder->mb_filename, O_RDWR | O_CREAT, S_IRUSR | S_IWUSR);
+  }
+
+  if (folder->mb_read_only || (fd < 0)) {
+    read_only = TRUE;
+    fd = open(folder->mb_filename, O_RDONLY);
+    if (fd < 0)
+      return MAILMBOX_ERROR_FILE_NOT_FOUND;
+  }
+
+  folder->mb_fd = fd;
+  folder->mb_read_only = read_only;
+
+  return MAILMBOX_NO_ERROR;
+}
+
+/*
+  close the file
+*/
+
+void mailmbox_close(struct mailmbox_folder * folder)
+{
+  close(folder->mb_fd);
+  folder->mb_fd = -1;
+}
+
+
+static int mailmbox_validate_lock(struct mailmbox_folder * folder,
+    int (* custom_lock)(struct mailmbox_folder *),
+    int (* custom_unlock)(struct mailmbox_folder *))
+{
+  struct stat buf;
+  int res;
+  int r;
+
+  r = stat(folder->mb_filename, &buf);
+  if (r < 0) {
+    buf.st_mtime = (time_t) -1;
+  }
+
+  if ((buf.st_mtime != folder->mb_mtime) ||
+      ((size_t) buf.st_size != folder->mb_mapping_size)) {
+    int r;
+
+    mailmbox_unmap(folder);
+    mailmbox_close(folder);
+
+    r = mailmbox_open(folder);
+    if (r != MAILMBOX_NO_ERROR) {
+      res = r;
+      goto err;
+    }
+
+    r = custom_lock(folder);
+    if (r != MAILMBOX_NO_ERROR) {
+      res = r;
+      goto err;
+    }
+
+    r = mailmbox_map(folder);
+    if (r != MAILMBOX_NO_ERROR) {
+      res = r;
+      goto err_unlock;
+    }
+
+    r = mailmbox_parse(folder);
+    if (r != MAILMBOX_NO_ERROR) {
+      res = r;
+      goto err_unlock;
+    }
+
+    folder->mb_mtime = buf.st_mtime;
+
+    return MAILMBOX_NO_ERROR;
+  }
+  else {
+    r = custom_lock(folder);
+    if (r != MAILMBOX_NO_ERROR) {
+      res = r;
+      goto err;
+    }
+  }
+
+  return MAILMBOX_NO_ERROR;
+
+ err_unlock:
+  custom_unlock(folder);
+ err:
+  return res;
+}
+
+
+int mailmbox_validate_write_lock(struct mailmbox_folder * folder)
+{
+  return mailmbox_validate_lock(folder,
+				mailmbox_write_lock,
+				mailmbox_write_unlock);
+}
+
+
+int mailmbox_validate_read_lock(struct mailmbox_folder * folder)
+{
+  return mailmbox_validate_lock(folder,
+				mailmbox_read_lock,
+				mailmbox_read_unlock);
+}
+
+
+/* ********************************************************************** */
+/* append messages */
+
+#define MAX_FROM_LINE_SIZE 256
+
+static inline size_t get_line(const char * line, size_t length,
+			      const char ** pnext_line, size_t * pcount)
+{
+  size_t count;
+
+  count = 0;
+
+  while (1) {
+    if (length == 0)
+      break;
+
+    if (* line == '\r') {
+      line ++;
+
+      count ++;
+      length --;
+
+      if (length > 0) {
+        if (* line == '\n') {
+          line ++;
+          
+          count ++;
+          length --;
+          
+          break;
+        }
+      }
+    }
+    else if (* line == '\n') {
+      line ++;
+
+      count ++;
+      length --;
+
+      break;
+    }
+    else {
+      line ++;
+      length --;
+      count ++;
+    }
+  }
+
+  * pnext_line = line;
+  * pcount = count;
+
+  return count;
+}
+
+/*
+  TODO : should strip \r\n if any
+  see also in write_fixed_line
+*/
+
+static inline size_t get_fixed_line_size(const char * line, size_t length,
+    const char ** pnext_line, size_t * pcount,
+    size_t * pfixed_count)
+{
+  size_t count;
+  const char * next_line;
+  size_t fixed_count;
+  
+  if (!get_line(line, length, &next_line, &count))
+    return 0;
+
+  fixed_count = count;
+  if (count >= 5) {
+    if (line[0] == 'F') {
+      if (strncmp(line, "From ", 5) == 0)
+	fixed_count ++;
+    }
+  }
+
+  * pnext_line = next_line;
+  * pcount = count;
+  * pfixed_count = fixed_count;
+
+  return count;
+}
+
+static size_t get_fixed_message_size(const char * message, size_t size,
+				     uint32_t uid, int force_no_uid)
+{
+  size_t fixed_size;
+  size_t cur_token;
+  size_t left;
+  const char * next;
+  const char * cur;
+  int end;
+  int r;
+  uint32_t tmp_uid;
+
+  cur_token = 0;
+
+  fixed_size = 0;
+
+  /* headers */
+
+  end = FALSE;
+  while (!end) {
+    size_t begin;
+    int ignore;
+
+    ignore = FALSE;
+    begin = cur_token;
+    if (cur_token + strlen(UID_HEADER) <= size) {
+      if (message[cur_token] == 'X') {
+	if (strncasecmp(message + cur_token, UID_HEADER,
+			strlen(UID_HEADER)) == 0) {
+	  ignore = TRUE;
+	}
+      }
+    }
+
+    r = mailimf_ignore_field_parse(message, size, &cur_token);
+    switch (r) {
+    case MAILIMF_NO_ERROR:
+      if (!ignore)
+	fixed_size += cur_token - begin;
+      break;
+    case MAILIMF_ERROR_PARSE:
+    default:
+      end = TRUE;
+      break;
+    }
+  }
+
+  if (!force_no_uid) {
+    /* UID header */
+    
+    fixed_size += strlen(UID_HEADER " \r\n");
+    
+    tmp_uid = uid;
+    while (tmp_uid >= 10) {
+      tmp_uid /= 10;
+      fixed_size ++;
+    }
+    fixed_size ++;
+  }
+
+  /* body */
+
+  left = size - cur_token;
+  next = message + cur_token;
+  while (left > 0) {
+    size_t count;
+    size_t fixed_count;
+
+    cur = next;
+
+    if (!get_fixed_line_size(cur, left, &next, &count, &fixed_count))
+      break;
+
+    fixed_size += fixed_count;
+    left -= count;
+  }
+
+  return fixed_size;
+}
+
+static inline char * write_fixed_line(char * str,
+    const char * line, size_t length,
+    const char ** pnext_line, size_t * pcount)
+{
+  size_t count;
+  const char * next_line;
+  
+  if (!get_line(line, length, &next_line, &count))
+    return str;
+
+  if (count >= 5) {
+    if (line[0] == 'F') {
+      if (strncmp(line, "From ", 5) == 0) {
+	* str = '>';
+	str ++;
+      }
+    }
+  }
+
+  memcpy(str, line, count);
+  
+  * pnext_line = next_line;
+  * pcount = count;
+  str += count;
+
+  return str;
+}
+
+static char * write_fixed_message(char * str,
+				  const char * message, size_t size,
+				  uint32_t uid, int force_no_uid)
+{
+  size_t fixed_size;
+  size_t cur_token;
+  size_t left;
+  int end;
+  int r;
+  const char * cur_src;
+  size_t numlen;
+
+  cur_token = 0;
+
+  fixed_size = 0;
+
+  /* headers */
+
+  end = FALSE;
+  while (!end) {
+    size_t begin;
+    int ignore;
+
+    ignore = FALSE;
+    begin = cur_token;
+    if (cur_token + strlen(UID_HEADER) <= size) {
+      if (message[cur_token] == 'X') {
+	if (strncasecmp(message + cur_token, UID_HEADER,
+			strlen(UID_HEADER)) == 0) {
+	  ignore = TRUE;
+	}
+      }
+    }
+
+    r = mailimf_ignore_field_parse(message, size, &cur_token);
+    switch (r) {
+    case MAILIMF_NO_ERROR:
+      if (!ignore) {
+	memcpy(str, message + begin, cur_token - begin);
+	str += cur_token - begin;
+      }
+      break;
+    case MAILIMF_ERROR_PARSE:
+    default:
+      end = TRUE;
+      break;
+    }
+  }
+
+  if (!force_no_uid) {
+    /* UID header */
+    
+    memcpy(str, UID_HEADER " ", strlen(UID_HEADER " "));
+    str += strlen(UID_HEADER " ");
+    numlen = snprintf(str, 20, "%i\r\n", uid);
+    str += numlen;
+  }
+
+  /* body */
+
+  cur_src = message + cur_token;
+  left = size - cur_token;
+  while (left > 0) {
+    size_t count;
+    const char * next;
+
+    str = write_fixed_line(str, cur_src, left, &next, &count);
+    
+    cur_src = next;
+    left -= count;
+  }
+
+  return str;
+}
+
+#define DEFAULT_FROM_LINE "From - Wed Jun 30 21:49:08 1993\n"
+
+int
+mailmbox_append_message_list_no_lock(struct mailmbox_folder * folder,
+				     carray * append_tab)
+{
+  size_t extra_size;
+  int r;
+  char from_line[MAX_FROM_LINE_SIZE] = DEFAULT_FROM_LINE;
+  struct tm time_info;
+  time_t date;
+  int res;
+  size_t old_size;
+  char * str;
+  unsigned int i;
+  size_t from_size;
+  size_t maxuid;
+  size_t left;
+  size_t crlf_count;
+
+  if (folder->mb_read_only) {
+    res = MAILMBOX_ERROR_READONLY;
+    goto err;
+  }
+
+  date = time(NULL);
+  from_size = strlen(DEFAULT_FROM_LINE);
+  if (localtime_r(&date, &time_info) != NULL)
+    from_size = strftime(from_line, MAX_FROM_LINE_SIZE, "From - %c\n", &time_info);
+
+  maxuid = /* */ folder->mb_max_uid;
+
+  extra_size = 0;
+  for(i = 0 ; i < carray_count(append_tab) ; i ++) {
+    struct mailmbox_append_info * info;
+
+    info = carray_get(append_tab, i);
+    extra_size += from_size;
+    extra_size += get_fixed_message_size(info->ai_message, info->ai_size,
+        folder->mb_max_uid + i + 1,
+        folder->mb_no_uid);
+    extra_size += 2; /* CR LF */
+  }
+
+  left = folder->mb_mapping_size;
+  crlf_count = 0;
+  while (left >= 1) {
+    if (folder->mb_mapping[left - 1] == '\n') {
+      crlf_count ++;
+      left --;
+    }
+    else if (folder->mb_mapping[left - 1] == '\r') {
+      left --;
+    }
+    else
+      break;
+
+    if (crlf_count == 2)
+      break;
+  }
+
+  old_size = folder->mb_mapping_size;
+  mailmbox_unmap(folder);
+
+  if (old_size != 0) {
+    if (crlf_count != 2)
+      extra_size += (2 - crlf_count) * 2;
+  }
+
+  r = ftruncate(folder->mb_fd, extra_size + old_size);
+  if (r < 0) {
+    mailmbox_map(folder);
+    res = MAILMBOX_ERROR_FILE;
+    goto err;
+  }
+
+  r = mailmbox_map(folder);
+  if (r < 0) {
+    ftruncate(folder->mb_fd, old_size);
+    return MAILMBOX_ERROR_FILE;
+  }
+
+  str = folder->mb_mapping + old_size;
+
+  if (old_size != 0) {
+    for(i = 0 ; i < 2 - crlf_count ; i ++) {
+      * str = '\r';
+      str ++;
+      * str = '\n';
+      str ++;
+    }
+  }
+
+  for(i = 0 ; i < carray_count(append_tab) ; i ++) {
+    struct mailmbox_append_info * info;
+
+    info = carray_get(append_tab, i);
+
+    memcpy(str, from_line, from_size);
+
+    str += strlen(from_line);
+
+    str = write_fixed_message(str, info->ai_message, info->ai_size,
+        folder->mb_max_uid + i + 1,
+        folder->mb_no_uid);
+
+    * str = '\r';
+    str ++;
+    * str = '\n';
+    str ++;
+  }
+
+  folder->mb_max_uid += carray_count(append_tab);
+
+  return MAILMBOX_NO_ERROR;
+
+ err:
+  return res;
+}
+
+int
+mailmbox_append_message_list(struct mailmbox_folder * folder,
+			     carray * append_tab)
+{
+  int r;
+  int res;
+  size_t cur_token;
+
+  r = mailmbox_validate_write_lock(folder);
+  if (r != MAILMBOX_NO_ERROR) {
+    res = r;
+    goto err;
+  }
+
+  r = mailmbox_expunge_no_lock(folder);
+  if (r != MAILMBOX_NO_ERROR) {
+    res = r;
+    goto unlock;
+  }
+
+  cur_token = folder->mb_mapping_size;
+
+  r = mailmbox_append_message_list_no_lock(folder, append_tab);
+  if (r != MAILMBOX_NO_ERROR) {
+    res = r;
+    goto unlock;
+  }
+
+  mailmbox_sync(folder);
+
+  r = mailmbox_parse_additionnal(folder, &cur_token);
+  if (r != MAILMBOX_NO_ERROR) {
+    res = r;
+    goto unlock;
+  }
+
+  mailmbox_timestamp(folder);
+
+  mailmbox_write_unlock(folder);
+
+  return MAILMBOX_NO_ERROR;
+
+ unlock:
+  mailmbox_write_unlock(folder);
+ err:
+  return res;
+}
+
+int
+mailmbox_append_message(struct mailmbox_folder * folder,
+			const char * data, size_t len)
+{
+  carray * tab;
+  struct mailmbox_append_info * append_info;
+  int res;
+  int r;
+
+  tab = carray_new(1);
+  if (tab == NULL) {
+    res = MAILMBOX_ERROR_MEMORY;
+    goto err;
+  }
+
+  append_info = mailmbox_append_info_new(data, len);
+  if (append_info == NULL) {
+    res = MAILMBOX_ERROR_MEMORY;
+    goto free_list;
+  }
+
+  r = carray_add(tab, append_info, NULL);
+  if (r < 0) {
+    res = MAILMBOX_ERROR_MEMORY;
+    goto free_append_info;
+  }
+
+  r = mailmbox_append_message_list(folder, tab);
+
+  mailmbox_append_info_free(append_info);
+  carray_free(tab);
+
+  return r;
+
+ free_append_info:
+  mailmbox_append_info_free(append_info);
+ free_list:
+  carray_free(tab);
+ err:
+  return res;
+}
+
+/* ********************************************************************** */
+
+int mailmbox_fetch_msg_no_lock(struct mailmbox_folder * folder,
+			       uint32_t num, char ** result,
+			       size_t * result_len)
+{
+  struct mailmbox_msg_info * info;
+  int res;
+  chashdatum key;
+  chashdatum data;
+  int r;
+  
+  key.data = &num;
+  key.len = sizeof(num);
+  
+  r = chash_get(folder->mb_hash, &key, &data);
+  if (r < 0) {
+    res = MAILMBOX_ERROR_MSG_NOT_FOUND;
+    goto err;
+  }
+  
+  info = data.data;
+  
+  if (info->msg_deleted) {
+    res = MAILMBOX_ERROR_MSG_NOT_FOUND;
+    goto err;
+  }
+
+  * result = folder->mb_mapping + info->msg_headers;
+  * result_len = info->msg_size - info->msg_start_len;
+
+  return MAILMBOX_NO_ERROR;
+
+ err:
+  return res;
+}
+
+int mailmbox_fetch_msg_headers_no_lock(struct mailmbox_folder * folder,
+				       uint32_t num, char ** result,
+				       size_t * result_len)
+{
+  struct mailmbox_msg_info * info;
+  int res;
+  chashdatum key;
+  chashdatum data;
+  int r;
+  
+  key.data = &num;
+  key.len = sizeof(num);
+  
+  r = chash_get(folder->mb_hash, &key, &data);
+  if (r < 0) {
+    res = MAILMBOX_ERROR_MSG_NOT_FOUND;
+    goto err;
+  }
+
+  info = data.data;
+
+  if (info->msg_deleted) {
+    res = MAILMBOX_ERROR_MSG_NOT_FOUND;
+    goto err;
+  }
+
+  * result = folder->mb_mapping + info->msg_headers;
+  * result_len = info->msg_headers_len;
+
+  return MAILMBOX_NO_ERROR;
+
+ err:
+  return res;
+}
+
+int mailmbox_fetch_msg(struct mailmbox_folder * folder,
+		       uint32_t num, char ** result,
+		       size_t * result_len)
+{
+  MMAPString * mmapstr;
+  int res;
+  char * data;
+  size_t len;
+  int r;
+  size_t fixed_size;
+  char * end;
+  
+  r = mailmbox_validate_read_lock(folder);
+  if (r != MAILMBOX_NO_ERROR) {
+    res = r;
+    goto err;
+  }
+
+  r = mailmbox_fetch_msg_no_lock(folder, num, &data, &len);
+  if (r != MAILMBOX_NO_ERROR) {
+    res = r;
+    goto unlock;
+  }
+  
+  /* size with no uid */
+  fixed_size = get_fixed_message_size(data, len, 0, 1 /* force no uid */);
+  
+#if 0
+  mmapstr = mmap_string_new_len(data, fixed_size);
+  if (mmapstr == NULL) {
+    res = MAILMBOX_ERROR_MEMORY;
+    goto unlock;
+  }
+#endif
+  mmapstr = mmap_string_sized_new(fixed_size);
+  if (mmapstr == NULL) {
+    res = MAILMBOX_ERROR_MEMORY;
+    goto unlock;
+  }
+  
+  end = write_fixed_message(mmapstr->str, data, len, 0, 1 /* force no uid */);
+  * end = '\0';
+  mmapstr->len = fixed_size;
+  
+  r = mmap_string_ref(mmapstr);
+  if (r < 0) {
+    mmap_string_free(mmapstr);
+    res = MAILMBOX_ERROR_MEMORY;
+    goto unlock;
+  }
+
+  * result = mmapstr->str;
+  * result_len = mmapstr->len;
+
+  mailmbox_read_unlock(folder);
+
+  return MAILMBOX_NO_ERROR;
+
+ unlock:
+  mailmbox_read_unlock(folder);
+ err:
+  return res;
+}
+
+int mailmbox_fetch_msg_headers(struct mailmbox_folder * folder,
+			       uint32_t num, char ** result,
+			       size_t * result_len)
+{
+  MMAPString * mmapstr;
+  int res;
+  char * data;
+  size_t len;
+  int r;
+  size_t fixed_size;
+  char * end;
+
+  r = mailmbox_validate_read_lock(folder);
+  if (r != MAILMBOX_NO_ERROR) {
+    res = r;
+    goto err;
+  }
+
+  r = mailmbox_fetch_msg_headers_no_lock(folder, num, &data, &len);
+  if (r != MAILMBOX_NO_ERROR) {
+    res = r;
+    goto unlock;
+  }
+
+#if 0
+  mmapstr = mmap_string_new_len(data, len);
+  if (mmapstr == NULL) {
+    res = MAILMBOX_ERROR_MEMORY;
+    goto unlock;
+  }
+#endif
+  /* size with no uid */
+  fixed_size = get_fixed_message_size(data, len, 0, 1 /* force no uid */);
+  
+  mmapstr = mmap_string_sized_new(fixed_size);
+  if (mmapstr == NULL) {
+    res = MAILMBOX_ERROR_MEMORY;
+    goto unlock;
+  }
+  
+  end = write_fixed_message(mmapstr->str, data, len, 0, 1 /* force no uid */);
+  * end = '\0';
+  mmapstr->len = fixed_size;
+
+  r = mmap_string_ref(mmapstr);
+  if (r < 0) {
+    mmap_string_free(mmapstr);
+    res = MAILMBOX_ERROR_MEMORY;
+    goto unlock;
+  }
+
+  * result = mmapstr->str;
+  * result_len = mmapstr->len;
+
+  mailmbox_read_unlock(folder);
+
+  return MAILMBOX_NO_ERROR;
+
+ unlock:
+  mailmbox_read_unlock(folder);
+ err:
+  return res;
+}
+
+void mailmbox_fetch_result_free(char * msg)
+{
+  mmap_string_unref(msg);
+}
+
+
+int mailmbox_copy_msg_list(struct mailmbox_folder * dest_folder,
+			   struct mailmbox_folder * src_folder,
+			   carray * tab)
+{
+  int r;
+  int res;
+  carray * append_tab;
+  unsigned int i;
+
+  r = mailmbox_validate_read_lock(src_folder);
+  if (r != MAILMBOX_NO_ERROR) {
+    res = r;
+    goto err;
+  }
+
+  append_tab = carray_new(carray_count(tab));
+  if (append_tab == NULL) {
+    res = MAILMBOX_ERROR_MEMORY;
+    goto src_unlock;
+  }
+
+  for(i = 0 ; i < carray_count(tab) ; i ++) {
+    struct mailmbox_append_info * append_info;
+    char * data;
+    size_t len;
+    uint32_t uid;
+
+    uid = * ((uint32_t *) carray_get(tab, i));
+
+    r = mailmbox_fetch_msg_no_lock(src_folder, uid, &data, &len);
+    if (r != MAILMBOX_NO_ERROR) {
+      res = r;
+      goto free_list;
+    }
+    
+    append_info = mailmbox_append_info_new(data, len);
+    if (append_info == NULL) {
+      res = MAILMBOX_ERROR_MEMORY;
+      goto free_list;
+    }
+    
+    r = carray_add(append_tab, append_info, NULL);
+    if (r < 0) {
+      mailmbox_append_info_free(append_info);
+      res = MAILMBOX_ERROR_MEMORY;
+      goto free_list;
+    }
+  }    
+
+  r = mailmbox_append_message_list(dest_folder, append_tab);
+  if (r != MAILMBOX_NO_ERROR) {
+    res = r;
+    goto src_unlock;
+  }
+
+  for(i = 0 ; i < carray_count(append_tab) ; i ++) {
+    struct mailmbox_append_info * append_info;
+
+    append_info = carray_get(append_tab, i);
+    mailmbox_append_info_free(append_info);
+  }
+  carray_free(append_tab);
+
+  mailmbox_read_unlock(src_folder);
+
+  return MAILMBOX_NO_ERROR;
+
+ free_list:
+  for(i = 0 ; i < carray_count(append_tab) ; i ++) {
+    struct mailmbox_append_info * append_info;
+
+    append_info = carray_get(append_tab, i);
+    mailmbox_append_info_free(append_info);
+  }
+  carray_free(append_tab);
+ src_unlock:
+  mailmbox_read_unlock(src_folder);
+ err:
+  return res;
+}
+
+int mailmbox_copy_msg(struct mailmbox_folder * dest_folder,
+		      struct mailmbox_folder * src_folder,
+		      uint32_t uid)
+{
+  carray * tab;
+  int res;
+  uint32_t * puid;
+  int r;
+
+  tab = carray_new(1);
+  if (tab == NULL) {
+    res = MAILMBOX_ERROR_MEMORY;
+    goto err;
+  }
+
+  puid = malloc(sizeof(* puid));
+  if (puid == NULL) {
+    res = MAILMBOX_ERROR_MEMORY;
+    goto free_array;
+  }
+  * puid = uid;
+  
+  r = mailmbox_copy_msg_list(dest_folder, src_folder, tab);
+  res = r;
+
+  free(puid);
+ free_array:
+  carray_free(tab);
+ err:
+  return res;
+}
+
+static int mailmbox_expunge_to_file_no_lock(char * dest_filename, int dest_fd,
+    struct mailmbox_folder * folder,
+    size_t * result_size)
+{
+  int r;
+  int res;
+  unsigned long i;
+  size_t cur_offset;
+  char * dest;
+  size_t size;
+
+  size = 0;
+  for(i = 0 ; i < carray_count(folder->mb_tab) ; i ++) {
+    struct mailmbox_msg_info * info;
+
+    info = carray_get(folder->mb_tab, i);
+
+    if (!info->msg_deleted) {
+      size += info->msg_size + info->msg_padding;
+
+      if (!folder->mb_no_uid) {
+	if (!info->msg_written_uid) {
+	  uint32_t uid;
+	  
+	  size += strlen(UID_HEADER " \r\n");
+	  
+	  uid = info->msg_uid;
+	  while (uid >= 10) {
+	    uid /= 10;
+	    size ++;
+	  }
+	  size ++;
+	}
+      }
+    }
+  }
+
+  r = ftruncate(dest_fd, size);
+  if (r < 0) {
+    res = MAILMBOX_ERROR_FILE;
+    goto err;
+  }
+
+  dest = (char *) mmap(0, size, PROT_READ | PROT_WRITE, MAP_SHARED, dest_fd, 0);
+  if (dest == MAP_FAILED) {
+    res = MAILMBOX_ERROR_FILE;
+    goto err;
+  }
+
+  cur_offset = 0;
+  for(i = 0 ; i < carray_count(folder->mb_tab) ; i ++) {
+    struct mailmbox_msg_info * info;
+    
+    info = carray_get(folder->mb_tab, i);
+
+    if (!info->msg_deleted) {
+      memcpy(dest + cur_offset, folder->mb_mapping + info->msg_start,
+	     info->msg_headers_len + info->msg_start_len);
+      cur_offset += info->msg_headers_len + info->msg_start_len;
+      
+      if (!folder->mb_no_uid) {
+	if (!info->msg_written_uid) {
+	  size_t numlen;
+	  
+	  memcpy(dest + cur_offset, UID_HEADER " ", strlen(UID_HEADER " "));
+	  cur_offset += strlen(UID_HEADER " ");
+	  numlen = snprintf(dest + cur_offset, size - cur_offset,
+			    "%i\r\n", info->msg_uid);
+	  cur_offset += numlen;
+	}
+      }
+      
+      memcpy(dest + cur_offset,
+	     folder->mb_mapping + info->msg_headers + info->msg_headers_len,
+	     info->msg_size - (info->msg_start_len + info->msg_headers_len)
+	     + info->msg_padding);
+      
+      cur_offset += info->msg_size -
+        (info->msg_start_len + info->msg_headers_len)
+	+ info->msg_padding;
+    }
+  }
+  fflush(stdout);
+  
+  msync(dest, size, MS_SYNC);
+  munmap(dest, size);
+
+  * result_size = size;
+
+  return MAILMBOX_NO_ERROR;
+
+ err:
+  return res;
+}
+
+int mailmbox_expunge_no_lock(struct mailmbox_folder * folder)
+{
+  char tmpfile[PATH_MAX];
+  int r;
+  int res;
+  int dest_fd;
+  size_t size;
+
+  if (folder->mb_read_only)
+    return MAILMBOX_ERROR_READONLY;
+
+  if (((folder->mb_written_uid >= folder->mb_max_uid) || folder->mb_no_uid) &&
+      (!folder->mb_changed)) {
+    /* no need to expunge */
+    return MAILMBOX_NO_ERROR;
+  }
+
+  snprintf(tmpfile, PATH_MAX, "%sXXXXXX", folder->mb_filename);
+  dest_fd = mkstemp(tmpfile);
+
+  if (dest_fd < 0) {
+    res = MAILMBOX_ERROR_FILE;
+    goto unlink;
+  }
+
+  r = mailmbox_expunge_to_file_no_lock(tmpfile, dest_fd,
+				       folder, &size);
+  if (r != MAILMBOX_NO_ERROR) {
+    res = r;
+    goto unlink;
+  }
+
+  close(dest_fd);
+
+  r = rename(tmpfile, folder->mb_filename);
+  if (r < 0) {
+    res = r;
+    goto err;
+  }
+
+  mailmbox_unmap(folder);
+  mailmbox_close(folder);
+
+  r = mailmbox_open(folder);
+  if (r != MAILMBOX_NO_ERROR) {
+    res = r;
+    goto err;
+  }
+
+  r = mailmbox_map(folder);
+  if (r != MAILMBOX_NO_ERROR) {
+    res = r;
+    goto err;
+  }
+      
+  r = mailmbox_parse(folder);
+  if (r != MAILMBOX_NO_ERROR) {
+    res = r;
+    goto err;
+  }
+  
+  mailmbox_timestamp(folder);
+
+  folder->mb_changed = FALSE;
+  folder->mb_deleted_count = 0;
+  
+  return MAILMBOX_NO_ERROR;
+
+ unlink:
+  close(dest_fd);
+  unlink(tmpfile);
+ err:
+  return res;
+}
+
+int mailmbox_expunge(struct mailmbox_folder * folder)
+{
+  int r;
+  int res;
+
+  r = mailmbox_validate_write_lock(folder);
+  if (r != MAILMBOX_NO_ERROR) {
+    res = r;
+    goto err;
+  }
+
+  r = mailmbox_expunge_no_lock(folder);
+  res = r;
+
+  mailmbox_write_unlock(folder);
+ err:
+  return res;
+}
+
+int mailmbox_delete_msg(struct mailmbox_folder * folder, uint32_t uid)
+{
+  struct mailmbox_msg_info * info;
+  int res;
+  chashdatum key;
+  chashdatum data;
+  int r;
+
+  if (folder->mb_read_only) {
+    res = MAILMBOX_ERROR_READONLY;
+    goto err;
+  }
+  
+  key.data = &uid;
+  key.len = sizeof(uid);
+  
+  r = chash_get(folder->mb_hash, &key, &data);
+  if (r < 0) {
+    res = MAILMBOX_ERROR_MSG_NOT_FOUND;
+    goto err;
+  }
+
+  info = data.data;
+
+  if (info->msg_deleted) {
+    res = MAILMBOX_ERROR_MSG_NOT_FOUND;
+    goto err;
+  }
+
+  info->msg_deleted = TRUE;
+  folder->mb_changed = TRUE;
+  folder->mb_deleted_count ++;
+
+  return MAILMBOX_NO_ERROR;
+
+ err:
+  return res;
+}
+
+
+/*
+  INIT of MBOX
+
+  - open file
+  - map the file
+
+  - lock the file
+
+  - parse memory
+
+  - unlock the file
+*/
+
+int mailmbox_init(const char * filename,
+		  int force_readonly,
+		  int force_no_uid,
+		  uint32_t default_written_uid,
+		  struct mailmbox_folder ** result_folder)
+{
+  struct mailmbox_folder * folder;
+  int r;
+  int res;
+  
+  folder = mailmbox_folder_new(filename);
+  if (folder == NULL) {
+    res = MAILMBOX_ERROR_MEMORY;
+    goto err;
+  }
+  folder->mb_no_uid = force_no_uid;
+  folder->mb_read_only = force_readonly;
+  folder->mb_written_uid = default_written_uid;
+  
+  folder->mb_changed = FALSE;
+  folder->mb_deleted_count = 0;
+  
+  r = mailmbox_open(folder);
+  if (r != MAILMBOX_NO_ERROR) {
+    res = r;
+    goto free;
+  }
+
+  r = mailmbox_map(folder);
+  if (r != MAILMBOX_NO_ERROR) {
+    res = r;
+    goto close;
+  }
+
+  r = mailmbox_validate_read_lock(folder);
+  if (r != MAILMBOX_NO_ERROR) {
+    res = r;
+    goto unmap;
+  }
+
+  mailmbox_read_unlock(folder);
+
+  * result_folder = folder;
+
+  return MAILMBOX_NO_ERROR;
+
+ unmap:
+  mailmbox_unmap(folder);
+ close:
+  mailmbox_close(folder);
+ free:
+  mailmbox_folder_free(folder);
+ err:
+  return res;
+}
+
+
+/*
+  when MBOX is DONE
+
+  - check for changes
+
+  - unmap the file
+  - close file
+*/
+
+void mailmbox_done(struct mailmbox_folder * folder)
+{
+  if (!folder->mb_read_only)
+    mailmbox_expunge(folder);
+  
+  mailmbox_unmap(folder);
+  mailmbox_close(folder);
+
+  mailmbox_folder_free(folder);
+}
diff --git a/kmicromail/libetpan/mbox/mailmbox.h b/kmicromail/libetpan/mbox/mailmbox.h
new file mode 100644
index 0000000..8be086c
--- a/dev/null
+++ b/kmicromail/libetpan/mbox/mailmbox.h
@@ -0,0 +1,140 @@
+/*
+ * 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.
+ */
+
+/*
+ * $Id$
+ */
+
+#ifndef MAILMBOX_H
+
+#define MAILMBOX_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <libetpan/mailmbox_types.h>
+
+int
+mailmbox_append_message_list(struct mailmbox_folder * folder,
+			     carray * append_tab);
+
+int
+mailmbox_append_message(struct mailmbox_folder * folder,
+			const char * data, size_t len);
+
+int mailmbox_fetch_msg(struct mailmbox_folder * folder,
+		       uint32_t num, char ** result,
+		       size_t * result_len);
+
+int mailmbox_fetch_msg_headers(struct mailmbox_folder * folder,
+			       uint32_t num, char ** result,
+			       size_t * result_len);
+
+void mailmbox_fetch_result_free(char * msg);
+
+int mailmbox_copy_msg_list(struct mailmbox_folder * dest_folder,
+			   struct mailmbox_folder * src_folder,
+			   carray * tab);
+
+int mailmbox_copy_msg(struct mailmbox_folder * dest_folder,
+		      struct mailmbox_folder * src_folder,
+		      uint32_t uid);
+
+int mailmbox_expunge(struct mailmbox_folder * folder);
+
+int mailmbox_delete_msg(struct mailmbox_folder * folder, uint32_t uid);
+
+int mailmbox_init(const char * filename,
+		  int force_readonly,
+		  int force_no_uid,
+		  uint32_t default_written_uid,
+		  struct mailmbox_folder ** result_folder);
+
+void mailmbox_done(struct mailmbox_folder * folder);
+
+/* low-level access primitives */
+
+int mailmbox_write_lock(struct mailmbox_folder * folder);
+
+int mailmbox_write_unlock(struct mailmbox_folder * folder);
+
+int mailmbox_read_lock(struct mailmbox_folder * folder);
+
+int mailmbox_read_unlock(struct mailmbox_folder * folder);
+
+
+/* memory map */
+
+int mailmbox_map(struct mailmbox_folder * folder);
+
+void mailmbox_unmap(struct mailmbox_folder * folder);
+
+void mailmbox_sync(struct mailmbox_folder * folder);
+
+
+/* open & close file */
+
+int mailmbox_open(struct mailmbox_folder * folder);
+
+void mailmbox_close(struct mailmbox_folder * folder);
+
+
+/* validate cache */
+
+int mailmbox_validate_write_lock(struct mailmbox_folder * folder);
+
+int mailmbox_validate_read_lock(struct mailmbox_folder * folder);
+
+
+/* fetch message */
+
+int mailmbox_fetch_msg_no_lock(struct mailmbox_folder * folder,
+			       uint32_t num, char ** result,
+			       size_t * result_len);
+
+int mailmbox_fetch_msg_headers_no_lock(struct mailmbox_folder * folder,
+				       uint32_t num, char ** result,
+				       size_t * result_len);
+
+/* append message */
+
+int
+mailmbox_append_message_list_no_lock(struct mailmbox_folder * folder,
+				     carray * append_tab);
+
+int mailmbox_expunge_no_lock(struct mailmbox_folder * folder);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/kmicromail/libetpan/mbox/mailmbox_parse.c b/kmicromail/libetpan/mbox/mailmbox_parse.c
new file mode 100644
index 0000000..927159c
--- a/dev/null
+++ b/kmicromail/libetpan/mbox/mailmbox_parse.c
@@ -0,0 +1,620 @@
+/*
+ * 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 "mailmbox_parse.h"
+
+#include "mailmbox.h"
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <string.h>
+#include <stdlib.h>
+
+#define UID_HEADER "X-LibEtPan-UID:"
+
+#ifndef TRUE
+#define TRUE 1
+#endif
+
+#ifndef FALSE
+#define FALSE 0
+#endif
+
+enum {
+  UNSTRUCTURED_START,
+  UNSTRUCTURED_CR,
+  UNSTRUCTURED_LF,
+  UNSTRUCTURED_WSP,
+  UNSTRUCTURED_OUT
+};
+
+static inline int
+mailmbox_fields_parse(char * str, size_t length,
+		      size_t * index,
+		      uint32_t * puid,
+		      size_t * phlen)
+{
+  size_t cur_token;
+  int r;
+  size_t hlen;
+  size_t uid;
+  int end;
+
+  cur_token = * index;
+
+  end = FALSE;
+  uid = 0;
+  while (!end) {
+    size_t begin;
+
+    begin = cur_token;
+
+    r = mailimf_ignore_field_parse(str, length, &cur_token);
+    switch (r) {
+    case MAILIMF_NO_ERROR:
+      if (str[begin] == 'X') {
+
+	if (strncasecmp(str + begin, UID_HEADER, strlen(UID_HEADER)) == 0) {
+	  begin += strlen(UID_HEADER);
+
+	  while (str[begin] == ' ')
+	    begin ++;
+	  
+	  uid = strtoul(str + begin, NULL, 10);
+	}
+      }
+      
+      break;
+    case MAILIMF_ERROR_PARSE:
+    default:
+      end = TRUE;
+      break;
+    }
+  }
+
+  hlen = cur_token - * index;
+
+  * phlen = hlen;
+  * puid = uid;
+  * index = cur_token;
+
+  return MAILMBOX_NO_ERROR;
+}
+
+enum {
+  IN_MAIL,
+  FIRST_CR,
+  FIRST_LF,
+  SECOND_CR,
+  SECOND_LF,
+  PARSING_F,
+  PARSING_R,
+  PARSING_O,
+  PARSING_M,
+  OUT_MAIL
+};
+
+
+
+
+static inline int
+mailmbox_single_parse(char * str, size_t length,
+		      size_t * index,
+		      size_t * pstart,
+		      size_t * pstart_len,
+		      size_t * pheaders,
+		      size_t * pheaders_len,
+		      size_t * pbody,
+		      size_t * pbody_len,
+		      size_t * psize,
+		      size_t * ppadding,
+		      uint32_t * puid)
+{
+  size_t cur_token;
+  size_t start;
+  size_t start_len;
+  size_t headers;
+  size_t headers_len;
+  size_t body;
+  size_t end;
+  size_t next;
+  size_t message_length;
+  uint32_t uid;
+  int r;
+#if 0
+  int in_mail_data;
+#endif
+#if 0
+  size_t begin;
+#endif
+
+  int state;
+
+  cur_token = * index;
+
+  if (cur_token >= length)
+    return MAILMBOX_ERROR_PARSE;
+
+  start = cur_token;
+  start_len = 0;
+  headers = cur_token;
+
+  if (cur_token + 5 < length) {
+    if (strncmp(str + cur_token, "From ", 5) == 0) {
+      cur_token += 5;
+      while (str[cur_token] != '\n') {
+        cur_token ++;
+        if (cur_token >= length)
+          break;
+      }
+      if (cur_token < length) {
+        cur_token ++;
+        headers = cur_token;
+        start_len = headers - start;
+      }
+    }
+  }
+
+  next = length;
+
+  r = mailmbox_fields_parse(str, length, &cur_token,
+			    &uid, &headers_len);
+  if (r != MAILMBOX_NO_ERROR)
+    return r;
+
+  /* save position */
+#if 0
+  begin = cur_token;
+#endif
+  
+  mailimf_crlf_parse(str, length, &cur_token);
+
+#if 0
+  if (str[cur_token] == 'F') {
+    printf("start !\n");
+    printf("%50.50s\n", str + cur_token);
+    getchar();
+  }
+#endif
+  
+  body = cur_token;
+
+  /* restore position */
+  /*  cur_token = begin; */
+
+  state = FIRST_LF;
+
+  end = length;
+
+#if 0
+  in_mail_data = 0;
+#endif
+  while (state != OUT_MAIL) {
+
+    if (cur_token >= length) {
+      if (state == IN_MAIL)
+	end = length;
+      next = length;
+      break;
+    }
+
+    switch(state) {
+    case IN_MAIL:
+      switch(str[cur_token]) {
+      case '\r':
+        state = FIRST_CR;
+        break;
+      case '\n':
+        state = FIRST_LF;
+        break;
+      case 'F':
+        if (cur_token == body) {
+          end = cur_token;
+          next = cur_token;
+          state = PARSING_F;
+        }
+        break;
+#if 0
+      default:
+        in_mail_data = 1;
+        break;
+#endif
+      }
+      break;
+      
+    case FIRST_CR:
+      end = cur_token;
+      switch(str[cur_token]) {
+      case '\r':
+        state = SECOND_CR;
+        break;
+      case '\n':
+        state = FIRST_LF;
+        break;
+      default:
+        state = IN_MAIL;
+#if 0
+        in_mail_data = 1;
+#endif
+        break;
+      }
+      break;
+      
+    case FIRST_LF:
+      end = cur_token;
+      switch(str[cur_token]) {
+      case '\r':
+        state = SECOND_CR;
+        break;
+      case '\n':
+        state = SECOND_LF;
+        break;
+      default:
+        state = IN_MAIL;
+#if 0
+        in_mail_data = 1;
+#endif
+        break;
+      }
+      break;
+      
+    case SECOND_CR:
+      switch(str[cur_token]) {
+        case '\r':
+          end = cur_token;
+          break;
+        case '\n':
+          state = SECOND_LF;
+          break;
+        case 'F':
+          next = cur_token;
+          state = PARSING_F;
+          break;
+        default:
+          state = IN_MAIL;
+#if 0
+          in_mail_data = 1;
+#endif
+          break;
+      }
+      break;
+
+    case SECOND_LF:
+      switch(str[cur_token]) {
+        case '\r':
+          state = SECOND_CR;
+          break;
+        case '\n':
+          end = cur_token;
+          break;
+        case 'F':
+          next = cur_token;
+          state = PARSING_F;
+          break;
+        default:
+          state = IN_MAIL;
+#if 0
+          in_mail_data = 1;
+#endif
+          break;
+      }
+      break;
+      
+    case PARSING_F:
+      switch(str[cur_token]) {
+        case 'r':
+          state = PARSING_R;
+          break;
+        default:
+          state = IN_MAIL;
+#if 0
+          in_mail_data = 1;
+#endif
+          break;
+      }
+      break;
+      
+    case PARSING_R:
+      switch(str[cur_token]) {
+        case 'o':
+          state = PARSING_O;
+          break;
+        default:
+          state = IN_MAIL;
+#if 0
+          in_mail_data = 1;
+#endif
+          break;
+      }
+      break;
+      
+    case PARSING_O:
+      switch(str[cur_token]) {
+        case 'm':
+          state = PARSING_M;
+          break;
+        default:
+          state = IN_MAIL;
+#if 0
+          in_mail_data = 1;
+#endif
+          break;
+      }
+      break;
+
+    case PARSING_M:
+      switch(str[cur_token]) {
+        case ' ':
+          state = OUT_MAIL;
+          break;
+      default:
+          state = IN_MAIL;
+          break;
+      }
+      break;
+    }
+    
+    cur_token ++;
+  }
+
+  message_length = end - start;
+
+  * pstart = start;
+  * pstart_len = start_len;
+  * pheaders = headers;
+  * pheaders_len = headers_len;
+  * pbody = body;
+  * pbody_len = end - body;
+  * psize = message_length;
+  * ppadding = next - end;
+  * puid = uid;
+
+  * index = next;
+
+  return MAILMBOX_NO_ERROR;
+}
+
+
+int
+mailmbox_parse_additionnal(struct mailmbox_folder * folder,
+			   size_t * index)
+{
+  size_t cur_token;
+
+  size_t start;
+  size_t start_len;
+  size_t headers;
+  size_t headers_len;
+  size_t body;
+  size_t body_len;
+  size_t size;
+  size_t padding;
+  uint32_t uid;
+  int r;
+  int res;
+
+  uint32_t max_uid;
+  uint32_t first_index;
+  unsigned int i;
+  unsigned int j;
+
+  cur_token = * index;
+
+  /* remove temporary UID that we will parse */
+
+  first_index = carray_count(folder->mb_tab);
+
+  for(i = 0 ; i < carray_count(folder->mb_tab) ; i++) {
+    struct mailmbox_msg_info * info;
+    
+    info = carray_get(folder->mb_tab, i);
+
+    if (info->msg_start < cur_token) {
+      continue;
+    }
+
+    if (!info->msg_written_uid) {
+      chashdatum key;
+      
+      key.data = &info->msg_uid;
+      key.len = sizeof(info->msg_uid);
+      
+      chash_delete(folder->mb_hash, &key, NULL);
+      carray_delete_fast(folder->mb_tab, i);
+      mailmbox_msg_info_free(info);
+      if (i < first_index)
+	first_index = i;
+    }
+  }
+
+  /* make a sequence in the table */
+
+  max_uid = folder->mb_written_uid;
+
+  i = 0;
+  j = 0;
+  while (i < carray_count(folder->mb_tab)) {
+    struct mailmbox_msg_info * info;
+    
+    info = carray_get(folder->mb_tab, i);
+    if (info != NULL) {
+      carray_set(folder->mb_tab, j, info);
+
+      if (info->msg_uid > max_uid)
+	max_uid = info->msg_uid;
+
+      info->msg_index = j;
+      j ++;
+    }
+    i ++;
+  }
+  carray_set_size(folder->mb_tab, j);
+
+  /* parse content */
+
+  first_index = j;
+
+  while (1) {
+    struct mailmbox_msg_info * info;
+    chashdatum key;
+    chashdatum data;
+    
+    r = mailmbox_single_parse(folder->mb_mapping, folder->mb_mapping_size,
+			      &cur_token,
+			      &start, &start_len,
+			      &headers, &headers_len,
+			      &body, &body_len,
+			      &size, &padding, &uid);
+    if (r == MAILMBOX_NO_ERROR) {
+      /* do nothing */
+    }
+    else if (r == MAILMBOX_ERROR_PARSE)
+      break;
+    else {
+      res = r;
+      goto err;
+    }
+    
+    key.data = &uid;
+    key.len = sizeof(uid);
+    
+    r = chash_get(folder->mb_hash, &key, &data);
+    if (r == 0) {
+      info = data.data;
+      
+      if (!info->msg_written_uid) {
+	/* some new mail has been written and override an
+	   existing temporary UID */
+        
+	chash_delete(folder->mb_hash, &key, NULL);
+	info->msg_uid = 0;
+
+	if (info->msg_index < first_index)
+	  first_index = info->msg_index;
+      }
+      else
+        uid = 0;
+    }
+
+    if (uid > max_uid)
+      max_uid = uid;
+
+    r = mailmbox_msg_info_update(folder,
+				 start, start_len, headers, headers_len,
+				 body, body_len, size, padding, uid);
+    if (r != MAILMBOX_NO_ERROR) {
+      res = r;
+      goto err;
+    }
+  }
+
+  * index = cur_token;
+
+  folder->mb_written_uid = max_uid;
+
+  /* attribute uid */
+
+  for(i = first_index ; i < carray_count(folder->mb_tab) ; i ++) {
+    struct mailmbox_msg_info * info;
+    chashdatum key;
+    chashdatum data;
+
+    info = carray_get(folder->mb_tab, i);
+
+    if (info->msg_uid != 0) {
+      continue;
+    }
+
+    max_uid ++;
+    info->msg_uid = max_uid;
+    
+    key.data = &info->msg_uid;
+    key.len = sizeof(info->msg_uid);
+    data.data = info;
+    data.len = 0;
+    
+    r = chash_set(folder->mb_hash, &key, &data, NULL);
+    if (r < 0) {
+      res = MAILMBOX_ERROR_MEMORY;
+      goto err;
+    }
+  }
+
+  folder->mb_max_uid = max_uid;
+
+  return MAILMBOX_NO_ERROR;
+
+ err:
+  return res;
+}
+
+static void flush_uid(struct mailmbox_folder * folder)
+{
+  unsigned int i;
+  
+  for(i = 0 ; i < carray_count(folder->mb_tab) ; i++) {
+    struct mailmbox_msg_info * info;
+    
+    info = carray_get(folder->mb_tab, i);
+    if (info != NULL)
+      mailmbox_msg_info_free(info);
+  }
+  
+  chash_clear(folder->mb_hash);
+  carray_set_size(folder->mb_tab, 0);
+}
+
+int mailmbox_parse(struct mailmbox_folder * folder)
+{
+  int r;
+  int res;
+  size_t cur_token;
+
+  flush_uid(folder);
+  
+  cur_token = 0;
+
+  r = mailmbox_parse_additionnal(folder, &cur_token);
+
+  if (r != MAILMBOX_NO_ERROR) {
+    res = r;
+    goto err;
+  }
+
+  return MAILMBOX_NO_ERROR;
+
+ err:
+  return res;
+}
diff --git a/kmicromail/libetpan/mbox/mailmbox_parse.h b/kmicromail/libetpan/mbox/mailmbox_parse.h
new file mode 100644
index 0000000..8d3d1d8
--- a/dev/null
+++ b/kmicromail/libetpan/mbox/mailmbox_parse.h
@@ -0,0 +1,56 @@
+/*
+ * 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.
+ */
+
+/*
+ * $Id$
+ */
+
+#ifndef MAILMBOX_PARSE_H
+
+#define MAILMBOX_PARSE_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include "mailmbox_types.h"
+
+int mailmbox_parse(struct mailmbox_folder * folder);
+
+int
+mailmbox_parse_additionnal(struct mailmbox_folder * folder,
+			   size_t * index);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/kmicromail/libetpan/mbox/mailmbox_types.c b/kmicromail/libetpan/mbox/mailmbox_types.c
new file mode 100644
index 0000000..1986182
--- a/dev/null
+++ b/kmicromail/libetpan/mbox/mailmbox_types.c
@@ -0,0 +1,250 @@
+/*
+ * 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 "mailmbox_types.h"
+
+#include <string.h>
+#include <stdlib.h>
+
+#ifndef TRUE
+#define TRUE 1
+#endif
+
+#ifndef FALSE
+#define FALSE 0
+#endif
+
+/* *********************************************************************** */
+
+int mailmbox_msg_info_update(struct mailmbox_folder * folder,
+			     size_t msg_start, size_t msg_start_len,
+			     size_t msg_headers, size_t msg_headers_len,
+			     size_t msg_body, size_t msg_body_len,
+			     size_t msg_size, size_t msg_padding,
+			     uint32_t msg_uid)
+{
+  struct mailmbox_msg_info * info;
+  int res;
+  chashdatum key;
+  chashdatum data;
+  int r;
+  
+  key.data = &msg_uid;
+  key.len = sizeof(msg_uid);
+  r = chash_get(folder->mb_hash, &key, &data);
+  if (r < 0) {
+    unsigned int index;
+
+    info = mailmbox_msg_info_new(msg_start, msg_start_len,
+        msg_headers, msg_headers_len,
+        msg_body, msg_body_len, msg_size, msg_padding, msg_uid);
+    if (info == NULL) {
+      res = MAILMBOX_ERROR_MEMORY;
+      goto err;
+    }
+
+    r = carray_add(folder->mb_tab, info, &index);
+    if (r < 0) {
+      mailmbox_msg_info_free(info);
+      res = MAILMBOX_ERROR_MEMORY;
+      goto err;
+    }
+
+    if (msg_uid != 0) {
+      chashdatum key;
+      chashdatum data;
+      
+      key.data = &msg_uid;
+      key.len = sizeof(msg_uid);
+      data.data = info;
+      data.len = 0;
+      
+      r = chash_set(folder->mb_hash, &key, &data, NULL);
+      if (r < 0) {
+	mailmbox_msg_info_free(info);
+	carray_delete(folder->mb_tab, index);
+	res = MAILMBOX_ERROR_MEMORY;
+	goto err;
+      }
+    }
+    
+    info->msg_index = index;
+  }
+  else {
+    info = data.data;
+    
+    info->msg_start = msg_start;
+    info->msg_start_len = msg_start_len;
+    info->msg_headers = msg_headers;
+    info->msg_headers_len = msg_headers_len;
+    info->msg_body = msg_body;
+    info->msg_body_len = msg_body_len;
+    info->msg_size = msg_size;
+    info->msg_padding = msg_padding;
+  }
+
+  return MAILMBOX_NO_ERROR;
+
+ err:
+  return res;
+}
+
+
+struct mailmbox_msg_info *
+mailmbox_msg_info_new(size_t msg_start, size_t msg_start_len,
+		      size_t msg_headers, size_t msg_headers_len,
+		      size_t msg_body, size_t msg_body_len,
+		      size_t msg_size, size_t msg_padding,
+		      uint32_t msg_uid)
+{
+  struct mailmbox_msg_info * info;
+
+  info = malloc(sizeof(* info));
+  if (info == NULL)
+    return NULL;
+
+  info->msg_index = 0;
+  info->msg_uid = msg_uid;
+  if (msg_uid != 0)
+    info->msg_written_uid = TRUE;
+  else
+    info->msg_written_uid = FALSE;
+  info->msg_deleted = FALSE;
+
+  info->msg_start = msg_start;
+  info->msg_start_len = msg_start_len;
+
+  info->msg_headers = msg_headers;
+  info->msg_headers_len = msg_headers_len;
+
+  info->msg_body = msg_body;
+  info->msg_body_len = msg_body_len;
+
+  info->msg_size = msg_size;
+
+  info->msg_padding = msg_padding;
+
+  return info;
+}
+
+void mailmbox_msg_info_free(struct mailmbox_msg_info * info)
+{
+  free(info);
+}
+
+
+/* append info */
+
+struct mailmbox_append_info *
+mailmbox_append_info_new(const char * ai_message, size_t ai_size)
+{
+  struct mailmbox_append_info * info;
+
+  info = malloc(sizeof(* info));
+  if (info == NULL)
+    return NULL;
+
+  info->ai_message = ai_message;
+  info->ai_size = ai_size;
+
+  return info;
+}
+
+void mailmbox_append_info_free(struct mailmbox_append_info * info)
+{
+  free(info);
+}
+
+struct mailmbox_folder * mailmbox_folder_new(const char * mb_filename)
+{
+  struct mailmbox_folder * folder;
+
+  folder = malloc(sizeof(* folder));
+  if (folder == NULL)
+    goto err;
+
+  strncpy(folder->mb_filename, mb_filename, PATH_MAX);
+
+  folder->mb_mtime = (time_t) -1;
+
+  folder->mb_fd = -1;
+  folder->mb_read_only = TRUE;
+  folder->mb_no_uid = TRUE;
+
+  folder->mb_changed = FALSE;
+  folder->mb_deleted_count = 0;
+  
+  folder->mb_mapping = NULL;
+  folder->mb_mapping_size = 0;
+
+  folder->mb_written_uid = 0;
+  folder->mb_max_uid = 0;
+
+  folder->mb_hash = chash_new(CHASH_DEFAULTSIZE, CHASH_COPYKEY);
+  if (folder->mb_hash == NULL)
+    goto free;
+  
+  folder->mb_tab = carray_new(128);
+  if (folder->mb_tab == NULL)
+    goto free_hash;
+
+  return folder;
+
+ free_hash:
+  chash_free(folder->mb_hash);
+ free:
+  free(folder);
+ err:
+  return NULL;
+}
+
+void mailmbox_folder_free(struct mailmbox_folder * folder)
+{
+  unsigned int i;
+
+  for(i = 0 ; i < carray_count(folder->mb_tab) ; i++) {
+    struct mailmbox_msg_info * info;
+
+    info = carray_get(folder->mb_tab, i);
+    if (info != NULL)
+      mailmbox_msg_info_free(info);
+  }
+
+  carray_free(folder->mb_tab);
+  
+  chash_free(folder->mb_hash);
+
+  free(folder);
+}
diff --git a/kmicromail/libetpan/mbox/mailmbox_types.h b/kmicromail/libetpan/mbox/mailmbox_types.h
new file mode 100644
index 0000000..dd6758c
--- a/dev/null
+++ b/kmicromail/libetpan/mbox/mailmbox_types.h
@@ -0,0 +1,142 @@
+/*
+ * 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.
+ */
+
+/*
+ * $Id$
+ */
+
+#ifndef MAILMBOX_TYPES_H
+
+#define MAILMBOX_TYPES_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <sys/types.h>
+
+#include <libetpan/libetpan-config.h>
+
+#include <libetpan/mailimf.h>
+#include <libetpan/carray.h>
+#include <libetpan/chash.h>
+
+enum {
+  MAILMBOX_NO_ERROR = 0,
+  MAILMBOX_ERROR_PARSE,
+  MAILMBOX_ERROR_INVAL,
+  MAILMBOX_ERROR_FILE_NOT_FOUND,
+  MAILMBOX_ERROR_MEMORY,
+  MAILMBOX_ERROR_TEMPORARY_FILE,
+  MAILMBOX_ERROR_FILE,
+  MAILMBOX_ERROR_MSG_NOT_FOUND,
+  MAILMBOX_ERROR_READONLY,
+};
+
+
+struct mailmbox_folder {
+  char mb_filename[PATH_MAX];
+
+  time_t mb_mtime;
+
+  int mb_fd;
+  int mb_read_only;
+  int mb_no_uid;
+
+  int mb_changed;
+  unsigned int mb_deleted_count;
+  
+  char * mb_mapping;
+  size_t mb_mapping_size;
+
+  uint32_t mb_written_uid;
+  uint32_t mb_max_uid;
+
+  chash * mb_hash;
+  carray * mb_tab;
+};
+
+struct mailmbox_folder * mailmbox_folder_new(const char * mb_filename);
+void mailmbox_folder_free(struct mailmbox_folder * folder);
+
+
+struct mailmbox_msg_info {
+  unsigned int msg_index;
+  uint32_t msg_uid;
+  int msg_written_uid;
+  int msg_deleted;
+
+  size_t msg_start;
+  size_t msg_start_len;
+
+  size_t msg_headers;
+  size_t msg_headers_len;
+
+  size_t msg_body;
+  size_t msg_body_len;
+
+  size_t msg_size;
+
+  size_t msg_padding;
+};
+
+
+int mailmbox_msg_info_update(struct mailmbox_folder * folder,
+			     size_t msg_start, size_t msg_start_len,
+			     size_t msg_headers, size_t msg_headers_len,
+			     size_t msg_body, size_t msg_body_len,
+			     size_t msg_size, size_t msg_padding,
+			     uint32_t msg_uid);
+
+struct mailmbox_msg_info *
+mailmbox_msg_info_new(size_t msg_start, size_t msg_start_len,
+		      size_t msg_headers, size_t msg_headers_len,
+		      size_t msg_body, size_t msg_body_len,
+		      size_t msg_size, size_t msg_padding,
+		      uint32_t msg_uid);
+
+void mailmbox_msg_info_free(struct mailmbox_msg_info * info);
+
+struct mailmbox_append_info {
+  const char * ai_message;
+  size_t ai_size;
+};
+
+struct mailmbox_append_info *
+mailmbox_append_info_new(const char * ai_message, size_t ai_size);
+
+void mailmbox_append_info_free(struct mailmbox_append_info * info);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
--
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