mirror of
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b6dd413903
I was getting a duplicate definition of this from somewhere, so getting compiler warnings without this protection.
134 lines
3.6 KiB
C
134 lines
3.6 KiB
C
/* notmuch-private.h - Internal interfaces for notmuch.
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*
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* Copyright © 2009 Carl Worth
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see http://www.gnu.org/licenses/ .
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*
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* Author: Carl Worth <cworth@cworth.org>
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*/
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#ifndef NOTMUCH_PRIVATE_H
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#define NOTMUCH_PRIVATE_H
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#include "notmuch.h"
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#ifndef _GNU_SOURCE
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#define _GNU_SOURCE /* For getline */
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdarg.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <sys/mman.h>
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#include <string.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <ctype.h>
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NOTMUCH_BEGIN_DECLS
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/* xutil.c */
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void *
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xcalloc (size_t nmemb, size_t size);
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void *
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xmalloc (size_t size);
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void *
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xrealloc (void *ptrr, size_t size);
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char *
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xstrdup (const char *s);
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char *
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xstrndup (const char *s, size_t n);
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/* message.c */
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/* XXX: I haven't decided yet whether these will actually get exported
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* into the public interface in notmuch.h
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*/
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typedef struct _notmuch_message notmuch_message_t;
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/* Open a file containing a single email message.
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*
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* The caller should call notmuch_message_close when done with this.
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*
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* Returns NULL if any error occurs.
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*/
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notmuch_message_t *
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notmuch_message_open (const char *filename);
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/* Close a notmuch message preivously opened with notmuch_message_open. */
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void
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notmuch_message_close (notmuch_message_t *message);
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/* Restrict 'message' to only save the named headers.
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*
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* When the caller is only interested in a short list of headers,
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* known in advance, calling this function can avoid wasted time and
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* memory parsing/saving header values that will never be needed.
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*
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* The variable arguments should be a list of const char * with a
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* final '(const char *) NULL' to terminate the list.
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*
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* If this function is called, it must be called before any calls to
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* notmuch_message_get_header for this message.
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*
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* After calling this function, if notmuch_message_get_header is
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* called with a header name not in this list, then NULL will be
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* returned even if that header exists in the actual message.
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*/
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void
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notmuch_message_restrict_headers (notmuch_message_t *message, ...);
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/* Identical to notmuch_message_restrict_headers but accepting a va_list. */
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void
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notmuch_message_restrict_headersv (notmuch_message_t *message,
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va_list va_headers);
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/* Get the value of the specified header from the message.
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*
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* The header name is case insensitive.
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*
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* The returned value is owned by the notmuch message and is valid
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* only until the message is closed. The caller should copy it if
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* needing to modify the value or to hold onto it for longer.
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*
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* Returns NULL if the message does not contain a header line matching
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* 'header'.
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*/
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const char *
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notmuch_message_get_header (notmuch_message_t *message,
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const char *header);
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/* date.c */
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/* Parse an RFC 8222 date string to a time_t value.
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*
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* The tz_offset argument can be used to also obtain the time-zone
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* offset, (but can be NULL if the call is not interested in that).
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*
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* Returns 0 on error.
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*/
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time_t
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notmuch_parse_date (const char *str, int *tz_offset);
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NOTMUCH_END_DECLS
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#endif
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