Function m_build_headers

modules/msilo/msfuncs.c:192–233

build MESSAGE headers * * Add Content-Type, Contact and Date headers if they exist * expects - max buf len of the resulted body in body->len * - body->s MUST be allocated * return: 0 OK ; -1 error * */

 * return: 0 OK ; -1 error
 * */
int m_build_headers(str *buf, str ctype, str contact, time_t date)
{
	char *p;
	char strDate[48];
	int lenDate = 0;

	if(!buf || !buf->s || buf->len <= 0 || ctype.len < 0 || contact.len < 0
			|| buf->len <= ctype.len+contact.len+14 /*Content-Type: */
				+CRLF_LEN+CONTACT_PREFIX_LEN+CONTACT_SUFFIX_LEN)
		goto error;

	p = buf->s;
	if(date > 0)
	{
		lenDate = timetToSipDateStr(date,strDate,48);
		memcpy(p, strDate, lenDate);
		p += lenDate;
	}
	if(ctype.len > 0)
	{
		memcpy(p, "Content-Type: ", 14);
		p += 14;
		memcpy(p, ctype.s, ctype.len);
		p += ctype.len;
		memcpy(p, CRLF, CRLF_LEN);
		p += CRLF_LEN;

	}
	if(contact.len > 0)
	{
		memcpy(p, CONTACT_PREFIX, CONTACT_PREFIX_LEN);
		p += CONTACT_PREFIX_LEN;
		memcpy(p, contact.s, contact.len);
		p += contact.len;
		memcpy(p, CONTACT_SUFFIX, CONTACT_SUFFIX_LEN);
		p += CONTACT_SUFFIX_LEN;
	}
	buf->len = p - buf->s;
	return 0;
error:
	return -1;
}

/** build MESSAGE body --- add incoming time and 'from'
 *