/****************
* Note: For program supplied (and therefore syntactically correct)
* header lines, rfc822_add_header() may be used.
*/
int
insert_header( RFC822 msg, char *line, size_t length )
{
HDR_LINE hdr;
if( !length ) {
msg->in_body = 1;
return transition_to_body(msg);
}
trim_trailing_spaces(line);
/* Hmmm: should we check for invalid header data here? */
hdr = malloc( sizeof( *hdr ) + strlen(line) );
if( !hdr )
return RFC822ERR_NOMEM;
hdr->next = NULL;
hdr->cont = (*line == ' ' || *line == '\t');
strcpy(hdr->line, line );
*msg->hdr_lines_head = hdr;
msg->hdr_lines_head = &hdr->next;
/* lets help the caller to prevent mail loops
* It is okay to use length here, also this value
* not correct due to the space trimming */
if( length >= 9 && !memicmp(line, "Received:", 9) )
do_callback( msg, RFC822EVT_RCVD_SEEN );
return 0;
}
static int
insert_header (rfc822parse_t msg, const unsigned char *line, size_t length)
{
HDR_LINE hdr;
assert (msg->current_part);
if (!length)
{
msg->in_body = 1;
return transition_to_body (msg);
}
if (!msg->current_part->hdr_lines)
do_callback (msg, RFC822PARSE_BEGIN_HEADER);
length = length_sans_trailing_ws (line, length);
hdr = malloc (sizeof (*hdr) + length);
if (!hdr)
return -1;
hdr->next = NULL;
hdr->cont = (*line == ' ' || *line == '\t');
memcpy (hdr->line, line, length);
hdr->line[length] = 0; /* Make it a string. */
/* Transform a field name into canonical format. */
if (!hdr->cont && strchr (line, ':'))
capitalize_header_name (hdr->line);
*msg->current_part->hdr_lines_tail = hdr;
msg->current_part->hdr_lines_tail = &hdr->next;
/* Lets help the caller to prevent mail loops and issue an event for
* every Received header. */
if (length >= 9 && !memcmp (line, "Received:", 9))
do_callback (msg, RFC822PARSE_RCVD_SEEN);
return 0;
}
