gnupg/tools/rfc822parse.h

80 lines
2.6 KiB
C

/* rfc822parse.h - Simple mail and MIME parser
* Copyright (C) 1999 Werner Koch, Duesseldorf
* Copyright (C) 2003 g10 Code GmbH
*
* This file is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This file is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, see <https://www.gnu.org/licenses/>.
*/
#ifndef RFC822PARSE_H
#define RFC822PARSE_H
struct rfc822parse_context;
typedef struct rfc822parse_context *rfc822parse_t;
typedef enum
{
RFC822PARSE_OPEN = 1,
RFC822PARSE_CLOSE,
RFC822PARSE_CANCEL,
RFC822PARSE_T2BODY,
RFC822PARSE_FINISH,
RFC822PARSE_RCVD_SEEN,
RFC822PARSE_LEVEL_DOWN,
RFC822PARSE_LEVEL_UP,
RFC822PARSE_BOUNDARY,
RFC822PARSE_LAST_BOUNDARY,
RFC822PARSE_BEGIN_HEADER,
RFC822PARSE_PREAMBLE,
RFC822PARSE_EPILOGUE
}
rfc822parse_event_t;
struct rfc822parse_field_context;
typedef struct rfc822parse_field_context *rfc822parse_field_t;
typedef int (*rfc822parse_cb_t) (void *opaque,
rfc822parse_event_t event,
rfc822parse_t msg);
rfc822parse_t rfc822parse_open (rfc822parse_cb_t cb, void *opaque_value);
void rfc822parse_close (rfc822parse_t msg);
void rfc822parse_cancel (rfc822parse_t msg);
int rfc822parse_finish (rfc822parse_t msg);
int rfc822parse_insert (rfc822parse_t msg,
const unsigned char *line, size_t length);
char *rfc822parse_get_field (rfc822parse_t msg, const char *name, int which,
size_t *valueoff);
const char *rfc822parse_enum_header_lines (rfc822parse_t msg, void **context);
rfc822parse_field_t rfc822parse_parse_field (rfc822parse_t msg,
const char *name,
int which);
void rfc822parse_release_field (rfc822parse_field_t field);
const char *rfc822parse_query_parameter (rfc822parse_field_t ctx,
const char *attr, int lower_value);
const char *rfc822parse_query_media_type (rfc822parse_field_t ctx,
const char **subtype);
#endif /*RFC822PARSE_H */