C++ (Cpp) packet_read_seqnr Examples

Example #1

File: dispatch.c Project: Hacker-One/backdoor_rootkit

void
dispatch_run(int mode, int *done, void *ctxt)
{
	for (;;) {
		int type;
		u_int32_t seqnr;

		if (mode == DISPATCH_BLOCK) {
			type = packet_read_seqnr(&seqnr);
		} else {
			type = packet_read_poll_seqnr(&seqnr);
			if (type == SSH_MSG_NONE)
				return;
		}
		if (type > 0 && type < DISPATCH_MAX && dispatch[type] != NULL)
			(*dispatch[type])(type, seqnr, ctxt);
		else
			packet_disconnect("protocol error: rcvd type %d", type);
		if (done != NULL && *done)
			return;
	}
}

Example #2

File: do_kex2_exchange.c Project: jogindersingh1985/openssha

void do_kex2_exchange()
{
	Kex *kex ;
	int seqnr;

	if (options.ciphers != NULL) {
		myproposal[PROPOSAL_ENC_ALGS_CTOS] =
			myproposal[PROPOSAL_ENC_ALGS_STOC] = options.ciphers;
	}
	myproposal[PROPOSAL_ENC_ALGS_CTOS] =
		compat_cipher_proposal(myproposal[PROPOSAL_ENC_ALGS_CTOS]);
	myproposal[PROPOSAL_ENC_ALGS_STOC] =
		compat_cipher_proposal(myproposal[PROPOSAL_ENC_ALGS_STOC]);

	if (options.macs != NULL) {
		myproposal[PROPOSAL_MAC_ALGS_CTOS] =
			myproposal[PROPOSAL_MAC_ALGS_STOC] = options.macs;
	}
	if (options.compression == COMP_NONE) {
		myproposal[PROPOSAL_COMP_ALGS_CTOS] =
			myproposal[PROPOSAL_COMP_ALGS_STOC] = "none";
	} else if (options.compression == COMP_DELAYED) {
		myproposal[PROPOSAL_COMP_ALGS_CTOS] =
			myproposal[PROPOSAL_COMP_ALGS_STOC] = "none,[email protected]";
	}

	myproposal[PROPOSAL_SERVER_HOST_KEY_ALGS] = list_hostkey_types();

	kex = xcalloc(1, sizeof(*kex));
	buffer_init(&kex->peer);
	buffer_init(&kex->my);
	kex_prop2buf(&kex->my, myproposal);
	kex->done = 0;
	kex->server = 1;
	kex->client_version_string=g_data.client_version_string;
	kex->server_version_string=g_data.server_version_string;
	kex->load_host_key=&get_hostkey_by_type;
	kex->host_key_index=&get_hostkey_index;

	kex_send_kexinit(kex);

	//packet_read_expect(SSH2_MSG_KEXINIT);
	if (SSH2_MSG_KEXINIT != packet_read_seqnr(&seqnr)) {
		goto err;
	}
	kex_input_init(0, seqnr, kex);

	kex_choose_conf(kex);

	switch (kex->kex_type) {
		case KEX_DH_GRP1_SHA1:
		case KEX_DH_GRP14_SHA1:
			kexdh_server(kex);
			break;
		case KEX_DH_GEX_SHA1:
		case KEX_DH_GEX_SHA256:
			kexgex_server(kex);
			break;
		default:
			goto err;
	}

	g_data.kex = kex;

err:
	return ;
}