+gchar* modest_text_utils_inline (const gchar *text,
+ const gchar *content_type,
+ const gchar *signature,
+ const gchar *from,
+ time_t sent_date,
+ const gchar *to,
+ const gchar *subject);
+
+/**
+ * modest_text_utils_remove_address
+ * @address_list: none-NULL string with a comma-separated list of email addresses
+ * @address: an specific e-mail address
+ *
+ * remove a specific address from a list of email addresses; if @address
+ * is NULL, returns an unchanged @address_list
+ *
+ * Returns: a newly allocated string containing the new list, or NULL
+ * in case of error or the original @address_list was NULL
+ */
+gchar* modest_text_utils_remove_address (const gchar *address_list,
+ const gchar *address);
+
+/**
+ * modest_text_utils_address_range_at_position:
+ * @address_list: utf8 string containing a list of addresses
+ * @position: a gint
+ * @start: a gint pointer
+ * @end: a gint pointer
+ *
+ * Finds the start and end positions of the address at @position,
+ * in @recipients_list, a list of addresses in the format of a
+ * recipient list in email. It stores the results in @start and
+ * @end
+ */
+void modest_text_utils_address_range_at_position (const gchar *recipients_list,
+ gint position,
+ gint *start,
+ gint *end);
+
+
+/**
+ * modest_text_utils_convert_to_html:
+ * @txt: a string
+ *
+ * convert plain text (utf8) into html
+ *
+ * Returns: a newly allocated string containing the html
+ */
+gchar* modest_text_utils_convert_to_html (const gchar *txt);
+
+/**
+ * modest_text_utils_convert_to_html_body:
+ * @txt: a string
+ *
+ * convert plain text (utf8) into html without adding html headers.
+ *
+ * Returns: a newly allocated string containing the html
+ */
+gchar* modest_text_utils_convert_to_html_body (const gchar *data);
+
+
+/**
+ * modest_text_utils_strftime:
+ * @s:
+ * @max:
+ * @fmt:
+ * @timet:
+ *
+ * this is just an alias for strftime(3), so we can use that without
+ * getting warning from gcc
+ *
+ * Returns: a formatted string of max length @max in @s
+ */
+size_t modest_text_utils_strftime(char *s, size_t max, const char *fmt, time_t timet);
+
+
+
+/**
+ * modest_text_utils_get_display_addres:
+ * @address: original address (UTF8 string)
+ *
+ * make a 'display address' from an address:
+ * "Foo Bar <foo@bar.cx> (Bla)" --> "Foo Bar"
+ * ie. removes "<...>" and "(...)" parts
+ * the change is in-place; removes leading/trailing whitespace
+ *
+ * Returns: the new address. The string is *not* newly allocated.
+ * NULL in case of error
+ */
+gchar* modest_text_utils_get_display_address (gchar *address);
+
+
+/**
+ * modest_text_utils_get_subject_prefix_len:
+ * @subject: original subject (UTF8 string)
+ *
+ * determine the length of the "Re:/RE:/Fwd:" prefix in an e-mail address
+ *
+ * Returns: the length of the prefix, or 0 if there is none
+ */
+gint modest_text_utils_get_subject_prefix_len (const gchar *subject);
+
+
+/**
+ * modest_text_utils_utf8_strcmp:
+ * @s1: the first string
+ * @s2: the second string
+ * @insensitive: should the comparison be case-insensitive?
+ *
+ * a strcmp that is NULL-safe, can deal with UTF8 and case-insensitive comparison
+ *
+ * Returns: an integer less than, equal to, or greater than zero if s1 is found,
+ * respectively, to be less than, to match, or be greater than s2.
+ */
+gint modest_text_utils_utf8_strcmp (const gchar* s1, const gchar *s2, gboolean insensitive);
+
+
+
+/**
+ * modest_text_utils_get_display_date:
+ * @date: the date to display
+ *
+ * get a string representation for a date.
+ *
+ * Returns: the new display date, as a newly allocated string;
+ * free with g_free
+ */
+gchar* modest_text_utils_get_display_date (time_t date);
+
+
+/**
+ * modest_text_utils_get_display_size:
+ * @size: size in bytes
+ *
+ * get a string representation for a size in bytes.
+ *
+ * Returns: the newly allocated display string for the
+ * size in bytes. must be freed.
+ */
+gchar * modest_text_utils_get_display_size (guint size);
+
+
+/**
+ * modest_text_utils_validate_email_address:
+ * @email_address: a string
+ *
+ * validates the email address passed as argument
+ *
+ * Returns: TRUE if the address is valid, FALSE otherwise
+ **/
+gboolean modest_text_utils_validate_email_address (const gchar *email_address);
+
+/**
+ * modest_text_utils_validate_recipient:
+ * @recipient: a string
+ *
+ * validates @recipient as a valid recipient field for header.
+ * It's different from modest_text_utils_validate_email_address()
+ * as it validates a whole recipient, and not only the part between
+ * the < and > symbols.
+ *
+ * Returns: %TRUE if the recipient is valid, FALSE otherwise
+ **/
+gboolean modest_text_utils_validate_recipient (const gchar *recipient);
+
+/**
+ * modest_text_utils_split_addresses_list:
+ * @addresses: a string
+ *
+ * obtains a GSList of addresses from a string of addresses
+ * in the format understood by email protocols
+ *
+ * Returns: a GSList of strings
+ **/
+GSList *modest_text_utils_split_addresses_list (const gchar *addresses);
+
+/**
+ * modest_text_utils_get_addresses_indexes:
+ * @addresses: a string
+ * @start_indexes: a #GSList pointer
+ * @end_indexes: a #GSList pointer
+ *
+ * obtains two #GSList of @addresses with the range offsets of the addresses in
+ * the string
+ *
+ * Returns: a GSList of strings
+ **/
+void modest_text_utils_get_addresses_indexes (const gchar *addresses, GSList **start_indexes, GSList **end_indexes);