#ifndef __RFC2822_H
#define __RFC2822_H
#include "lib.h"
#include <stdio.h>
bool rfc2822_header_field_name_verify
(const char *field_name, unsigned int len);
bool rfc2822_header_field_body_verify
(const char *field_body, unsigned int len);
const char *rfc2822_header_field_name_sanitize(const char *name);
int rfc2822_header_field_write
(FILE *f, const char *name, const char *body);
int rfc2822_header_field_printf
(FILE *f, const char *name, const char *body_fmt, ...) ATTR_FORMAT(3, 4);
int rfc2822_header_field_utf8_printf
(FILE *f, const char *name, const char *body_fmt, ...) ATTR_FORMAT(3, 4);
#endif