/****************
* Build a packet and write it to INP
* Returns: 0 := okay
* >0 := error
* Note: Caller must free the packet
*/
int
build_packet( IOBUF out, PACKET *pkt )
{
int new_ctb=0, rc=0, ctb;
int pkttype;
if( DBG_PACKET )
log_debug("build_packet() type=%d\n", pkt->pkttype );
assert( pkt->pkt.generic );
switch( (pkttype = pkt->pkttype) )
{
case PKT_PLAINTEXT: new_ctb = pkt->pkt.plaintext->new_ctb; break;
case PKT_ENCRYPTED:
case PKT_ENCRYPTED_MDC: new_ctb = pkt->pkt.encrypted->new_ctb; break;
case PKT_COMPRESSED:new_ctb = pkt->pkt.compressed->new_ctb; break;
case PKT_USER_ID:
if( pkt->pkt.user_id->attrib_data )
pkttype = PKT_ATTRIBUTE;
break;
default: break;
}
if( new_ctb || pkttype > 15 ) /* new format */
ctb = 0xc0 | (pkttype & 0x3f);
else
ctb = 0x80 | ((pkttype & 15)<<2);
switch( pkttype )
{
case PKT_ATTRIBUTE:
case PKT_USER_ID:
rc = do_user_id( out, ctb, pkt->pkt.user_id );
break;
case PKT_OLD_COMMENT:
case PKT_COMMENT:
/*
Ignore these. Theoretically, this will never be called as
we have no way to output comment packets any longer, but
just in case there is some code path that would end up
outputting a comment that was written before comments were
dropped (in the public key?) this is a no-op.
*/
break;
case PKT_PUBLIC_SUBKEY:
case PKT_PUBLIC_KEY:
rc = do_public_key( out, ctb, pkt->pkt.public_key );
break;
case PKT_SECRET_SUBKEY:
case PKT_SECRET_KEY:
rc = do_secret_key( out, ctb, pkt->pkt.secret_key );
break;
case PKT_SYMKEY_ENC:
rc = do_symkey_enc( out, ctb, pkt->pkt.symkey_enc );
break;
case PKT_PUBKEY_ENC:
rc = do_pubkey_enc( out, ctb, pkt->pkt.pubkey_enc );
break;
case PKT_PLAINTEXT:
rc = do_plaintext( out, ctb, pkt->pkt.plaintext );
break;
case PKT_ENCRYPTED:
rc = do_encrypted( out, ctb, pkt->pkt.encrypted );
break;
case PKT_ENCRYPTED_MDC:
rc = do_encrypted_mdc( out, ctb, pkt->pkt.encrypted );
break;
case PKT_COMPRESSED:
rc = do_compressed( out, ctb, pkt->pkt.compressed );
break;
case PKT_SIGNATURE:
rc = do_signature( out, ctb, pkt->pkt.signature );
break;
case PKT_ONEPASS_SIG:
rc = do_onepass_sig( out, ctb, pkt->pkt.onepass_sig );
break;
case PKT_RING_TRUST:
break; /* ignore it (keyring.c does write it directly)*/
case PKT_MDC: /* we write it directly, so we should never see it here. */
default:
log_bug("invalid packet type in build_packet()\n");
break;
}
return rc;
}
/****************
* Build a packet and write it to INP
* Returns: 0 := okay
* >0 := error
* Note: Caller must free the packet
*/
int
build_packet( IOBUF out, PACKET *pkt )
{
int new_ctb=0, rc=0, ctb;
int pkttype;
if( DBG_PACKET )
log_debug("build_packet() type=%d\n", pkt->pkttype );
assert( pkt->pkt.generic );
switch( (pkttype = pkt->pkttype) ) {
case PKT_OLD_COMMENT: pkttype = pkt->pkttype = PKT_COMMENT; break;
case PKT_PLAINTEXT: new_ctb = pkt->pkt.plaintext->new_ctb; break;
case PKT_ENCRYPTED:
case PKT_ENCRYPTED_MDC: new_ctb = pkt->pkt.encrypted->new_ctb; break;
case PKT_COMPRESSED:new_ctb = pkt->pkt.compressed->new_ctb; break;
case PKT_USER_ID:
if( pkt->pkt.user_id->photo )
pkttype = PKT_PHOTO_ID;
break;
default: break;
}
if( new_ctb || pkttype > 15 ) /* new format */
ctb = 0xc0 | (pkttype & 0x3f);
else
ctb = 0x80 | ((pkttype & 15)<<2);
switch( pkttype ) {
case PKT_PHOTO_ID:
case PKT_USER_ID:
rc = do_user_id( out, ctb, pkt->pkt.user_id );
break;
case PKT_COMMENT:
rc = do_comment( out, ctb, pkt->pkt.comment );
break;
case PKT_PUBLIC_SUBKEY:
case PKT_PUBLIC_KEY:
rc = do_public_key( out, ctb, pkt->pkt.public_key );
break;
case PKT_SECRET_SUBKEY:
case PKT_SECRET_KEY:
rc = do_secret_key( out, ctb, pkt->pkt.secret_key );
break;
case PKT_SYMKEY_ENC:
rc = do_symkey_enc( out, ctb, pkt->pkt.symkey_enc );
break;
case PKT_PUBKEY_ENC:
rc = do_pubkey_enc( out, ctb, pkt->pkt.pubkey_enc );
break;
case PKT_PLAINTEXT:
rc = do_plaintext( out, ctb, pkt->pkt.plaintext );
break;
case PKT_ENCRYPTED:
rc = do_encrypted( out, ctb, pkt->pkt.encrypted );
break;
case PKT_ENCRYPTED_MDC:
rc = do_encrypted_mdc( out, ctb, pkt->pkt.encrypted );
break;
case PKT_MDC:
rc = do_mdc( out, pkt->pkt.mdc );
break;
case PKT_COMPRESSED:
rc = do_compressed( out, ctb, pkt->pkt.compressed );
break;
case PKT_SIGNATURE:
rc = do_signature( out, ctb, pkt->pkt.signature );
break;
case PKT_ONEPASS_SIG:
rc = do_onepass_sig( out, ctb, pkt->pkt.onepass_sig );
break;
case PKT_RING_TRUST:
break; /* ignore it */
default:
log_bug("invalid packet type in build_packet()\n");
break;
}
return rc;
}