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/* ========================================================================
* Copyright 1988-2006 University of Washington
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
*
* ========================================================================
*/
/*
* Program: RFC 2822 and MIME routines
*
* Author: Mark Crispin
* Networks and Distributed Computing
* Computing & Communications
* University of Washington
* Administration Building, AG-44
* Seattle, WA 98195
* Internet: MRC@CAC.Washington.EDU
*
* Date: 27 July 1988
* Last Edited: 30 August 2006
*
* This original version of this file is
* Copyright 1988 Stanford University
* and was developed in the Symbolic Systems Resources Group of the Knowledge
* Systems Laboratory at Stanford University in 1987-88, and was funded by the
* Biomedical Research Technology Program of the NationalInstitutes of Health
* under grant number RR-00785.
*/
#define MAXGROUPDEPTH 50 /* RFC [2]822 doesn't allow any group nesting */
#define MAXMIMEDEPTH 50 /* more than any sane MIMEgram */
/* Output buffering for RFC [2]822 */
typedef long (*soutr_t) (void *stream,char *string);
typedef long (*rfc822out_t) (char *tmp,ENVELOPE *env,BODY *body,soutr_t f,
void *s,long ok8bit);
typedef struct rfc822buffer {
soutr_t f; /* I/O flush routine */
void *s; /* stream for I/O routine */
char *beg; /* start of buffer */
char *cur; /* current buffer pointer */
char *end; /* end of buffer */
} RFC822BUFFER;
typedef long (*rfc822outfull_t) (RFC822BUFFER *buf,ENVELOPE *env,BODY *body,
long ok8bit);
/* Function prototypes */
char *rfc822_default_subtype (unsigned short type);
void rfc822_parse_msg_full (ENVELOPE **en,BODY **bdy,char *s,unsigned long i,
STRING *bs,char *host,unsigned long depth,
unsigned long flags);
void rfc822_parse_content (BODY *body,STRING *bs,char *h,unsigned long depth,
unsigned long flags);
void rfc822_parse_content_header (BODY *body,char *name,char *s);
void rfc822_parse_parameter (PARAMETER **par,char *text);
void rfc822_parse_adrlist (ADDRESS **lst,char *string,char *host);
ADDRESS *rfc822_parse_address (ADDRESS **lst,ADDRESS *last,char **string,
char *defaulthost,unsigned long depth);
ADDRESS *rfc822_parse_group (ADDRESS **lst,ADDRESS *last,char **string,
char *defaulthost,unsigned long depth);
ADDRESS *rfc822_parse_mailbox (char **string,char *defaulthost);
long rfc822_phraseonly (char *end);
ADDRESS *rfc822_parse_routeaddr (char *string,char **ret,char *defaulthost);
ADDRESS *rfc822_parse_addrspec (char *string,char **ret,char *defaulthost);
char *rfc822_parse_domain (char *string,char **end);
char *rfc822_parse_phrase (char *string);
char *rfc822_parse_word (char *string,const char *delimiters);
char *rfc822_cpy (char *src);
char *rfc822_quote (char *src);
ADDRESS *rfc822_cpy_adr (ADDRESS *adr);
void rfc822_skipws (char **s);
char *rfc822_skip_comment (char **s,long trim);
long rfc822_output_full (RFC822BUFFER *buf,ENVELOPE *env,BODY *body,long ok8);
long rfc822_output_flush (RFC822BUFFER *buf);
long rfc822_output_header (RFC822BUFFER *buf,ENVELOPE *env,BODY *body,
const char *specials,long flags);
long rfc822_output_header_line (RFC822BUFFER *buf,char *type,long resent,
char *text);
long rfc822_output_address_line (RFC822BUFFER *buf,char *type,long resent,
ADDRESS *adr,const char *specials);
long rfc822_output_address_list (RFC822BUFFER *buf,ADDRESS *adr,long pretty,
const char *specials);
long rfc822_output_address (RFC822BUFFER *buf,ADDRESS *adr);
long rfc822_output_cat (RFC822BUFFER *buf,char *src,const char *specials);
long rfc822_output_parameter (RFC822BUFFER *buf,PARAMETER *param);
long rfc822_output_stringlist (RFC822BUFFER *buf,STRINGLIST *stl);
long rfc822_output_body_header (RFC822BUFFER *buf,BODY *body);
void rfc822_encode_body_7bit (ENVELOPE *env,BODY *body);
void rfc822_encode_body_8bit (ENVELOPE *env,BODY *body);
long rfc822_output_text (RFC822BUFFER *buf,BODY *body);
void *rfc822_base64 (unsigned char *src,unsigned long srcl,unsigned long *len);
unsigned char *rfc822_binary (void *src,unsigned long srcl,unsigned long *len);
unsigned char *rfc822_qprint (unsigned char *src,unsigned long srcl,
unsigned long *len);
unsigned char *rfc822_8bit (unsigned char *src,unsigned long srcl,
unsigned long *len);
/* Legacy routines for compatibility with the past */
void rfc822_header (char *header,ENVELOPE *env,BODY *body);
void rfc822_header_line (char **header,char *type,ENVELOPE *env,char *text);
void rfc822_address_line (char **header,char *type,ENVELOPE *env,ADDRESS *adr);
char *rfc822_write_address_full (char *dest,ADDRESS *adr,char *base);
void rfc822_address (char *dest,ADDRESS *adr);
void rfc822_cat (char *dest,char *src,const char *specials);
void rfc822_write_body_header (char **header,BODY *body);
long rfc822_output (char *t,ENVELOPE *env,BODY *body,soutr_t f,void *s,
long ok8bit);
long rfc822_output_body (BODY *body,soutr_t f,void *s);
#define rfc822_write_address(dest,adr) \
rfc822_write_address_full (dest,adr,NIL)
#define rfc822_parse_msg(en,bdy,s,i,bs,host,flags) \
rfc822_parse_msg_full (en,bdy,s,i,bs,host,0,flags)